1 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
3 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
4 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
5 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
6 simplify_logical): Move simplifications that do not require
7 additional infrastructure...
8 * simplify-rtx.c (simplify_unary_operation_1,
9 simplify_binary_operation_1): ... here.
11 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
14 * flow.c (mark_used_dest_regs): New function.
15 (mark_used_regs): Call mark_used_dest_regs.
17 2005-12-16 Jeff Law <law@redhat.com>
19 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
20 represent a use and definition of the same SSA_NAME.
22 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
23 Janis Johnson <janis187@us.ibm.com>
24 Ben Elliston <bje@au.ibm.com>
26 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
27 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
28 * target.h (struct gcc_target): Add decimal_float_supported_p.
29 * targhooks.c (default_scalar_mode_supported_p): Handle
31 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
32 of inf, nan, finite, isinf and isnan.
33 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
34 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
35 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
36 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
37 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
38 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
39 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
40 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
41 Pedwarn if decimal floating point types are used. Error if
42 decimal floating point is not supported by the target.
43 (finish_declspecs): Return type from DFP typespec_word.
44 * c-typeck.c (c_common_type): Choose the decimal floating point
45 type with the greater precision when determining a common type.
46 (convert_arguments): Warn if there is a mismatch between argument
47 and prototype for decimal float types. Warn of conversions with
48 binary float types and of precision narrowing due to prototype.
49 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
50 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
51 (c_token_starts_declspecs): Likewise.
52 (c_parser_attributes): Likewise.
53 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
54 RID_DFLOAT64, RID_DFLOAT128.
55 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
56 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
57 (shorten_compare): Convert DFP/BFP operands to a common type.
58 (c_common_modes_and_builtins): Register built-in decimal float
59 types if the target supports them.
60 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
61 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
62 inf, nan, finite, isinf and isnan builtins.
63 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
64 (builtin_define_float_constants): Assert non-decimal radix.
65 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
66 Call builtin_define_decimal_float_constants for each type.
67 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
68 flags. Use real_from_string3, which can handle binary or decimal
70 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
71 cts_dfloat64, cts_dfloat128.
72 * tree.c (build_common_tree_nodes_2): Add decimal float types.
73 * tree.h (enum tree_index): Add new enumeration values
74 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
75 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
76 (dfloat32_type_node): New macro.
77 (dfloat64_type_node, dfloat128_type_node): Likewise.
78 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
79 (dfloat128_ptr_type_node): Likewise.
80 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
81 bit decimal floating point types with "df", "dd" and "dl".
82 * c-format.h (enum format_lengths): Add new enumeration values
83 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
84 * c-format.c (printf_length_specs, scanf_length_specs): Add
86 (print_char_table, scan_char_table): Use new entries.
87 (asm_fprintf_char_table, gcc_diag_char_table,
88 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
90 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
91 (DECIMAL64_TYPE_SIZE): Likewise.
92 (DECIMAL128_TYPE_SIZE): Likewise.
93 (TARGET_DEC_EVAL_METHOD): Likewise.
94 * doc/extend.texi (Decimal Float): New node.
95 (Constructing Calls): Document decimal float built-ins.
96 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
97 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
98 * ginclude/decfloat.h: New file.
100 2005-12-16 Alan Modra <amodra@bigpond.net.au>
102 * reload.c (find_reloads): Fix comment typo.
103 * recog.h (recog_memoized): Correct comment.
105 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
107 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
108 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
109 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
110 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
111 * doc/invoke.texi, doc/tm.texi: Fix typos.
113 2005-12-16 Ben Elliston <bje@au.ibm.com>
115 * real.c (decimal_quad_format): Correct values for emin, emax.
117 2005-12-15 DJ Delorie <dj@redhat.com>
119 * config/m32c/predicates.md (m32c_psi_scale): New.
120 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
121 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
123 2005-12-16 Jan Hubicka <jh@suse.cz>
125 PR rtl-optimization/25224
126 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
129 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
130 Steven Bosscher <stevenb@suse.de>
132 * loop-invariant.c (df): New global variable.
133 (find_defs, check_dependencies, find_invariant_insn, record_uses,
134 find_invariants_bb, find_invariants_body, find_invariants,
135 find_invariants_to_move, move_invariants, free_inv_motion_data,
136 move_single_loop_invariants, move_loop_invariants): Do not pass df in
139 2005-12-15 Jakub Jelinek <jakub@redhat.com>
141 * varasm.c (default_unique_section_1): Use special section
142 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
144 2005-12-16 Ben Elliston <bje@au.ibm.com>
146 * doc/invoke.texi (Warning Options): Document -Walways-true being
149 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
152 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
153 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
154 __floatunditf): Use #error if type sizes don't match requirements
156 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
157 as wider floating-point type. Use #error if type sizes don't
158 match requirements of implementation. Avoid overflow in computing
159 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
160 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
161 (__floatundisf, __floatundidf): Likewise.
162 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
163 * config/ia64/ia64.c (ia64_init_libfuncs): Use
164 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
165 TFmode-TImode conversions.
166 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
168 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
170 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
171 Use builtin_define_with_int_value() instead of
172 adding a new check for every new major FreeBSD version.
174 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
176 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
178 2005-12-15 Richard Sandiford <richard@codesourcery.com>
180 * config/arm/predicates.md (call_memory_operand): New.
181 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
183 2005-12-15 Andrew Haley <aph@redhat.com>
185 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
186 against prev_cache_entry == NULL when moving a cache entry to the
189 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
191 * config/mt/mt.c (mt_override_options): Require lower case
192 architectures. Revert accidental default to ms2.
193 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
194 ENDFILE_SPEC): Require lower case architectures. Revert default
197 * doc/invoke.texi (MT Options): Rename and update.
198 * doc/md.texi (MorphoTech family): Rename and update.
200 2005-12-15 Olivier Hainque <hainque@adacore.com>
202 * stor-layout.c (layout_type): Don't complain about a too small
203 an array element type size compared to its alignment when the
206 2005-12-15 Jan Hubicka <jh@suse.cz>
209 * i386.c (classify_argument): Properly adjust offset of bitfield for
212 2005-12-15 Richard Sandiford <richard@codesourcery.com>
214 * final.c (final_scan_insn): Flip in_cold_section_p when changing
215 between the hot and cold sections. Use current_function_section
216 to get the new section.
217 * dwarf2out.c (output_line_info): Use in_cold_section_p to
218 determine whether we are assembling hot or cold code.
219 (secname_for_decl, dwarf2out_var_location): Likewise.
220 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
221 * varasm.c (last_text_section): Delete.
222 (in_cold_section_p): New variable.
223 (hot_function_section): New function.
224 (current_function_section): Pass in_cold_section_p as the
225 reloc argument to select_section. Use it to decide between
226 unlikely_function_section and hot_function_section.
227 (assemble_start_function): Use switch_to_section. Set
228 in_cold_section_p instead of last_text_section.
229 (assemble_end_function): Use switch_to_section.
230 (switch_to_section): Don't set last_text_section.
231 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
232 argument to make the right choice between hot and cold sections.
234 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
236 Second part of MS1->MT renaming
237 * config/mt/mt.md (doloop_end): Call mt_add_loop.
238 (movqi, movhi): Call mt_set_memflags.
239 (*movdf_internal): Call mt_split_words.
240 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
242 (cmpsi): Store to mt_compare_op[01].
243 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
244 bungt, bunle, bunlt): Call mt_emit_cbranch.
245 (prologue): Call mt_expand_prologue.
246 (epilogu): Call mt_expend_epilogue.
247 (eh_return): Call mt_expand_eh_return.
248 (eh_epilogue): Call me_emit_eh_epilogue.
249 (conditional_trap): Store to mt_compare_op[01].
250 * config/mt/crti.asm: Adjust comment.
251 * config/mt/crtn.asm: Adjust comment.
252 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
253 (mt_compare_op0, mt_compare_op1): Renamed.
254 (current_frame_info, zero_frame_info): Adjust type.
255 (mt_ucmpsi3_libcall): Renamed.
256 (mt_flag_delayed_branch): Renamed.
257 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
258 (mt_nops_required, mt_nop_reasons): Renamed.
259 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
260 mt_debug_stack, mt_print_operand_simple_address,
261 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
262 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
263 mt_function_arg_advance, mt_arg_partial_bytes,
264 mt_pass_by_reference, mt_function_arg_boundary,
265 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
266 mt_legitimate_address_p): Renamed, adjusted.
268 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
269 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
270 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
271 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
272 mt_expand_eh_return, mt_emit_eh_prologue,
273 mt_handl_interrupt_attribute): Renamed, adjusted.
274 (mt_attribute_table): Renamed, adjusted.
275 (mt_initial_elimination_offset, mt_generate_compare,
276 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
277 mt_secondary_reload_class, mt_function_value, mt_split_words,
278 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
279 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
280 (mt_labels): Renamed.
281 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
282 mt_machine_reorg): Renamed, adjusted.
283 (mt_attribute_table: Renamed.
284 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
285 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
286 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
287 * config/mt/mt.opt (march): Set mt_cpu_string.
288 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
289 (TARGET_CPU_CPP_BUILTINS): Adjust.
290 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
292 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
293 (MT_MIN_INT): Renamed.
294 (RETURN_ADDR_RTX): Adjust.
295 (struct mt_frame_info): Renamed.
296 (current_frame_info): Adjust type.
297 (INITIAL_ELIMINATION_OFFSET): Adjust.
298 (MT_NUM_ARG_REGS): Renamed.
299 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
300 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
301 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
302 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
303 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
304 (mt_compare_op0, mt_compare_op1): Renamed.
305 * config/mt/mt-protos.h: Rename prototypes.
307 2005-12-15 Richard Guenther <rguenther@suse.de>
309 * tree-flow.h (okay_component_ref_for_subvars): Remove.
310 (get_ref_base_and_extent): Declare.
311 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
312 (get_ref_base_and_extent): New function.
313 * tree-ssa-alias.c (find_used_portions): Use it.
314 * tree-ssa-structalias.c (get_constraint_for_component_ref):
316 * tree-ssa-operands.c (get_expr_operands): Likewise.
318 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
320 * combine.c: Remove force_to_mode's fourth parameter.
321 (force_to_mode): Do not handle REG.
322 (canon_reg_for_combine): New.
323 (make_field_assignment): Use it where the removed argument was non-NULL.
325 2005-12-15 Alan Modra <amodra@bigpond.net.au>
328 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
329 error_mark_node. Make alignment params unsigned.
330 * config/rs6000/rs6000-protos.h
331 (rs6000_special_round_type_align): Update prototype.
332 (rs6000_machopic_legitimize_pic_address): Remove arg names.
334 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
336 PR rtl-optimization/25310
337 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
338 of the eliminable register when substituting into a PLUS.
340 2005-12-14 Jakub Jelinek <jakub@redhat.com>
343 * config/i386/i386.c (ix86_force_to_memory): Always use
344 SImode push for HImode in -m32.
345 (ix86_free_from_memory): Likewise.
347 2005-12-14 Richard Sandiford <richard@codesourcery.com>
349 * gcc/config/arm/arm.md: Provide a big-endian version of the
350 (zero_extend:SI (subreg:QI ...)) splitter.
352 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
354 * struct-equiv.c (note_local_live): Handle hard regs with different
357 2005-12-14 Jeff Law <law@redhat.com>
359 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
360 to a structure containing state rather than a pointer to bool.
361 (case ARRAY_REF): New code to handle folding some array references.
362 (case ADDR_EXPR): Note when we are processing expressions found
363 within an ADDRE_EXPR.
364 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
365 for state variables rather than just a pointer to a boolean.
366 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
367 handling of constant string references.
369 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
371 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
372 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
373 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
374 Move other tst* patterns to retain partial order.
376 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
378 * config/s390/s390.md ("d0", "1"): New mode attributes.
379 ("<shift>di3", "<shift>si3"): Merge.
380 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
381 ("ashrdi3", "ashrsi3"): Merge.
382 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
383 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
384 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
385 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
386 ("*ashrdi3", "*ashrsi3"): Merge.
387 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
389 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
391 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
392 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
393 ("*extendqidi2", "*extendqisi2") Merge.
394 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
395 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
396 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
397 Move some patterns to retain partial ordering.
399 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
401 * config/s390/s390.md ("atype", "length"): Rewrite.
402 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
404 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
406 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
408 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
410 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
411 PARALLELs with a mode.
413 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
415 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
418 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
420 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
422 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
426 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
429 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
431 2005-12-14 Jakub Jelinek <jakub@redhat.com>
435 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
436 DECL_P, call get_section rather than get_named_section. Supply
439 2005-12-14 Ben Elliston <bje@au.ibm.com>
441 * c-common.c (c_common_truthvalue_conversion): Generalise warning
442 for addresses converted to booleans; not just function addresses.
443 * c-typeck.c (build_binary_op): Warn for address comparisons which
444 can never be NULL (eg. func == NULL or &var == NULL).
445 * common.opt (Walways-true): New option.
446 * c-opts.c (c_common_handle_option): Set it with -Wall.
447 * doc/invoke.texi: Document it.
449 2005-12-13 Paul Brook <paul@codesourcery.com>
451 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
452 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
454 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
456 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
457 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
459 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
460 (EXTRA_MULTILIB_PARTS): Define.
462 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
464 PR rtl-optimization/20070 / part1
465 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
466 count_or_remove_death_notes with kill == -1.
467 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
468 registers if PROP_POST_REGSTACK is set.
469 (mark_used_reg): Likewise.
470 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
471 REG_UNUSED notes for stack regs.
472 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
473 to match rtx_equiv_p machinery. Change caller.
474 (outgoing_edges_match): Likewise.
475 (try_crossjump_to_edge): Use struct_equiv_block_eq
476 instead of flow_find_cross_jump.
477 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
478 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
479 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
480 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
481 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
482 (insns_match_p): Update prototype.
483 (flow_find_cross_jump): Remove prototype.
484 (struct_equiv_block_eq, struct_equiv_init): Declare.
485 (rtx_equiv_p, condjump_equiv_p): Likewise.
486 * struct-equiv.c: Include reload.h.
487 (IMPOSSIBLE_MOVE_FACTOR): Define.
488 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
489 (struct_equiv_improve_checkpoint): Likewise.
490 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
491 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
492 (struct_equiv_merge, find_dying_input): Likewise.
493 (resolve_input_conflict, note_local_live): Likewise.
494 (death_notes_match_p): Change parameters and processing
495 to match rtx_equiv_p machinery. Change caller.
496 (insns_match_p): Likewise.
497 (flow_find_cross_jump): Replace with:
498 (struct_equiv_block_eq).
500 Back out this change:
501 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
502 * recog.c (verify_changes): Make it static.
503 * recog.h: Remove the corresponding prototype.
505 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
507 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
510 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
512 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
513 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
514 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
515 TARGET_MS1_64_001 appropriately.
516 (ms1_machine_reorg): Use TARGET_MS2.
518 2005-12-13 Jakub Jelinek <jakub@redhat.com>
522 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
523 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
524 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
525 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
526 Set mode to SI, adjust constraints.
527 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
528 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
531 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
533 * c-cppbuiltin.c (builtin_define_float_constants): Add
534 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
535 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
536 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
537 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
538 to "((double)%sL)" otherwise "%s".
540 2005-12-13 Paul Brook <paul@codesourcery.com>
542 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
545 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
547 * tree-flow.h: Allow compilation with a C++ compiler.
548 (struct edge_prediction): Prefix all field names with "ep_".
549 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
550 (tree_predict_edge, combine_predictions_for_bb): Likewise.
551 (remove_predictions_associated_with_edge): Likewise.
553 2005-12-12 Jeff Law <law@redhat.com>
555 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
557 * passes.c (init_optimization_passes): Run reassociation again
558 after loop optimizations.
560 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
562 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
564 (optimize_stmt): Ditto.
565 (canonicalize_comparison): New function.
566 * tree-ssa-operands.c (swap_tree_operands): Make external.
567 (get_expr_operands): Stop auto-canonicalization.
568 * tree-ssa-reassoc.c: Rewrite.
569 (init_optimization_passes):
570 * tree-flow.h (swap_tree_operands): Prototype.
571 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
573 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
575 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
576 indicate function epilogue has been output.
577 (pa_asm_output_mi_thunk): Likewise.
578 (output_deferred_plabels): Put plabels in readonly data section when
579 not generating PIC code.
580 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
581 information. Add assert.
582 (som_output_comdat_data_section_asm_op): New function.
583 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
584 instead of output_section_asm_op for COMDAT sections.
586 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
588 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
589 Fix whitespace in vincinity of to-be-installed changes.
590 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
591 (insns_match_p): Likewise.
593 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
595 * config.gcc (ms1): Replace with ...
597 * config/ms1: Rename to ...
598 * config/mt: ... here. Rename ms1 files to mt.
599 * config/mt/mt.c: Adjust gt-mt.h #include.
600 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
601 (crti.o, crtn.o): Adjust file names.
603 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
605 * varray.h: Allow compilation with a C++ compiler.
606 (union varray_data_tag): Prefix all field names with "vdt_".
607 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
608 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
609 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
610 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
611 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
612 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
613 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
614 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
615 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
616 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
617 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
618 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
619 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
620 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
621 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
622 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
623 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
624 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
625 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
626 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
627 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
628 VARRAY_TOP_TREE_PTR): Likewise.
629 * varray.c (varray_grow): Likewise.
630 (varray_clear): Likewise.
632 2005-12-12 Alan Modra <amodra@bigpond.net.au>
635 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
636 alignment to doubleword if the first field is a double array.
637 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
639 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
641 * tree-ssa-structalias.c (process_constraint): Remove code to
642 transform addressofs into scalar.
643 (create_variable_info_for): In whole-program IPA, globals don't
644 point to ANYTHING by default.
646 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
648 * timevar.def (TV_IPA_PTA): New.
649 * tree-pass.h (pass_ipa_pta): New
650 * tree-ssa-structalias.c: Include cgraph.h
652 (predbitmap_obstack): New.
653 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
654 (struct constraint_stats): Add num_edges.
655 (new_var_info): Don't call bitmap_clear.
656 (struct constraint_edge): Update docs.
657 (new_constraint_edge): Remove src param.
658 (struct constraint_graph): Add zero_weight_succs,
659 zero_weight_preds. Update docs.
660 (constraint_expr_equal): Reformat.
661 (constraint_edge_equal): Update for removal of src.
662 (constraint_edge_less): Ditto.
663 (constraint_edge_vec_find): Ditto.
664 (erase_graph_self_edge): Update for removal of src and and zero
666 (clear_edges_for_node): Ditto.
667 (add_graph_edge): Ditto.
668 (get_graph_weights): Ditto.
669 (allocate_graph_weights): Ditto.
670 (merge_graph_nodes): Ditto.
671 (int_add_graph_edge): Ditto.
672 (valid_graph_edge): Ditto.
673 (valid_weighted_graph_edge): Ditto.
674 (build_constraint_graph): Ditto.
676 (collapse_nodes): Ditto.
677 (process_unification_queue): Ditto.
679 (solve_graph): Ditto.
680 (do_structure_copy): Ditto.
681 (perform_var_substitution): Ditto.
682 Init and release obstack.
683 (handle_ptr_arith): Try to resolve directly.
684 (find_func_aliases): Don't call update_alias_info here
685 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
686 (do_sd_constraint): Add code for propagating faster.
688 (do_ds_constraint): Ditto.
689 (count_num_arguments): New function.
690 (create_function_info_for): Ditto.
691 (create_variable_info_for): Handle FUNCTION_DECL.
692 (intra_create_variable_infos): Use make_constraint_to_anything.
693 (init_alias_vars): Init obstacks here.
694 (need_to_solve): Handle zero weight graph changes.
695 (compute_points_to_sets): Call update_alias_info here.
696 (delete_points_to_sets): Free zero weight preds/succs here.
698 (ipa_pta_execute): New
700 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-structalias.c (var_anyoffset): Removed.
703 (anyoffset_tree): Ditto.
704 (anyoffset_id): Ditto.
705 (do_deref): Take vector of constraints, no return value.
706 Update to work on vector.
707 (get_constraint_for): Ditto.
708 (get_constraint_for_component_ref): Ditto.
709 (do_structure_copy): Ditto.
710 (handle_ptr_arith): Ditto.
711 (find_func_aliases): Ditto.
712 (set_uids_in_ptset): Remove anyoffset handling.
713 (init_base_vars): Ditto.
715 2005-12-10 Mark Mitchell <mark@codesourcery.com>
718 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
719 DECL_EXTERNAL functions have no bodies. Tidy.
721 2005-12-10 Andreas Schwab <schwab@suse.de>
723 * except.c (switch_to_exception_section): Only define if
724 TARGET_UNWIND_INFO is not defined.
726 2005-12-10 Richard Sandiford <richard@codesourcery.com>
728 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
729 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
731 2005-12-10 Richard Sandiford <richard@codesourcery.com>
733 * output.h (init_section, fini_section): Delete.
734 * varasm.c (init_section, fini_section): Delete.
735 (init_varasm_once): Don't initialize them.
736 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
737 there are no corresponding varasm.c variables.
739 2005-12-10 Richard Sandiford <richard@codesourcery.com>
741 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
742 of EH_FRAME_SECTION_NAME into...
743 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
745 * except.c (default_exception_section): Delete, moving most
747 (switch_to_exception_section): ...this new function. Set
748 exception_section if it is still null, then switch to it.
749 (output_function_exception_table): Use switch_to_exception_section.
750 * varasm.c (exception_section, eh_frame_section): Update comments.
751 (get_section): Hoist use of SECTION_NAMED.
752 (init_varasm_once): Don't set exception_section and eh_frame_section.
753 * output.h (default_exception_section): Delete.
754 (default_eh_frame_section): Delete.
756 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
758 * config/bfin/bfin.c: Include "cgraph.h".
759 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
760 Return the reg that holds the pointer to the GOT.
761 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
762 doing stack checking.
764 2005-12-09 Diego Novillo <dnovillo@redhat.com>
766 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
767 recompute_tree_invarant_for_addr_expr.
768 Update uses everywhere.
770 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
772 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
773 (MULTILIB_DIRNAMES): Define.
775 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
778 * config/s390/s390.c (struct s390_address): New field literal_pool.
779 (s390_decompose_address): Compute literal_pool field. Do not
780 assume register %r13 is always (and solely) used as pool base.
781 (s390_extra_constraint_str): Use literal_pool field.
783 2005-12-09 Thiemo Seufer <ths@networkno.de>
785 * config/mips/mips.c (override_options): Don't allow too small
786 integers in FP registers.
788 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
790 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
791 targetm.binds_local_p to check for local function calls.
793 2005-12-09 Alan Modra <amodra@bigpond.net.au>
796 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
797 call_used_regs can't be used to save reg in another reg.
799 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
800 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
802 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
804 * except.c (output_ttype): Likewise.
805 * tree-object-size.c (collect_object_sizes_for): Likewise.
806 (check_for_plus_in_loops_1): Likewise.
807 (check_for_plus_in_loops): Likewise.
808 (compute_object_sizes): Use gcc_unreachable instead of abort.
810 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
812 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
813 (loop_end, loop_init, doloop_end): New insns.
814 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
815 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
816 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
817 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
818 * config/ms1/ms1.c: #include basic-block.h
819 (struct machine_function): Add has_loops field.
821 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
822 (struct loop_info, struct loop_work): New.
823 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
824 (ms1_reorg_loops): New loop optimization.
825 (ms1_machine_reorg): Call it.
826 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
828 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
830 PR tree-optimization/25248
831 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
832 evolution_of_loop from the failed attempt. Remove handling
835 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
837 * tree.h (DECL_EXTERNAL): Clarify documentation.
839 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
840 Jakub Jelinek <jakub@redhat.com>
843 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
844 argument. Don't drop outer ANDs.
845 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
846 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
848 * config/s390/predicates.md (setmem_operand): Remove.
849 (shift_count_operand): Rename to...
850 (shift_count_or_setmem_operand): ... this. Adjust
851 s390_decompose_shift_count caller.
852 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
853 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
854 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
855 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
856 rotl<mode>3_and, setmem_long_and): New insns.
857 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
858 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
859 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
860 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
861 of shift_count_operand.
862 (setmem_long): Use shift_count_or_setmem_operand instead of
865 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
866 Andreas Tobler <a.tobler@schweiz.ch>
868 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
871 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
873 * expr.c (force_operand): Use convert_to_mode for conversions.
875 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
877 * reload.h (reg_equiv_invariant): Declare.
878 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
879 register also when reg_equiv_invariant[R] is set.
881 2005-12-07 Richard Sandiford <richard@codesourcery.com>
882 Andreas Tobler <a.tobler@schweiz.ch>
884 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
886 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
888 * tree-ssa-pre.c (bitmap_set_and): New function.
889 (bitmap_set_and_compl): New function.
890 (bitmap_set_empty_p): New function.
891 (insert_extra_phis): New function.
892 (compute_avail): Use insert_extra_phis.
894 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
896 * config/s390/s390.c (s390_expand_atomic): New function.
897 Adjust comment of helper functions.
898 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
899 * config/s390/s390.md ("ATOMIC"): New code macro.
900 ("atomic"): Corresponding new code attribute.
901 ("sync_lock_test_and_set[hq]i",
902 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
904 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
906 * config/s390/s390.c (s390_expand_mask_and_shift,
907 struct alignment_context, init_alignment_context,
908 s390_expand_cs_hqi): New.
909 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
910 * config/s390/s390.md ("sync_compare_and_swaphi",
911 "sync_compare_and_swapqi"): New pattern.
913 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
915 Fix PR tree-optimization/25291
916 * tree-ssa-operands.c (add_call_clobber_ops): Remove
917 redundant and crashing check.
919 2005-12-08 Alan Modra <amodra@bigpond.net.au>
922 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
923 tests further when !strict && reload_in_progress.
924 (print_operand): Check that both operands of indexed address are regs.
925 (print_operand_address): Likewise.
926 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
927 (INT_REG_OK_FOR_BASE_P): Correct.
929 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
931 Preparation for PR rtl-optimization/20070 / part1
932 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
933 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
934 outgoing_edges_match.
935 (outgoing_edges_match): Use condjump_equiv_p.
936 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
938 * struct-equiv.c: New file.
939 (death_notes_match_p) New function, broken out of insns_match_p.
940 * Makefile.in (OBJS-common): Add struct-equiv.o.
941 (struct-equiv.o): New target.
943 2005-12-07 Richard Sandiford <richard@codesourcery.com>
945 * coretypes.h: Revert previous change.
946 * config/darwin.h: Revert previous reversion.
947 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
949 2005-12-07 Richard Sandiford <richard@codesourcery.com>
951 * coretypes.h (section): Provide dummy definition for target files.
952 * config/darwin.h: Revert previous change.
954 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
956 * doc/sourcebuild.texi (all.build, install-normal): Remove.
957 * configure.ac: Remove all.build and install-normal from target_list
958 * configure: Regenerate.
959 * Makefile.in (install): Don't depend on install-normal.
961 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
963 * Makefile.in: Document the use of stamps.
965 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
967 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
968 * Makefile.in: Add code to compute some dependencies on s-gtype
969 automatically. Remove the declaration of those dependencies.
971 2005-12-07 Richard Sandiford <richard@codesourcery.com>
973 * gcc/reload.c (push_secondary_reload): Fix typo:
974 s/insn_constraint/scratch_constraint/.
976 2005-12-07 Richard Sandiford <richard@codesourcery.com>
978 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
980 2005-12-07 Richard Sandiford <richard@codesourcery.com>
982 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
983 (alpha_elf_select_rtx_section): Return the selected section rather
984 than emitting assembly code.
985 (alpha_write_linkage): Emit a ".link" directive directly and then
986 set in_section to NULL.
987 (vms_asm_out_constructor): Use switch_to_section.
988 (vms_asm_out_destructor): Likewise.
989 (unicosmk_output_common): Set in_section to NULL instead of calling
990 the dummy common_section function.
991 (unicosmk_text_section): Delete in favor of...
992 (unicosmk_output_text_section_asm_op): ...this new function.
993 (unicosmk_data_section): Delete in favor of...
994 (unicosmk_output_data_section_asm_op): ...this new function.
995 (unicosmk_init_sections): New function.
996 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
997 (unicosmk_output_ssib): Set in_section to NULL instead of calling
998 the dummy ssib_section function.
999 (unicosmk_section_buf): Delete.
1000 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1001 (unicosmk_data_section): Delete.
1002 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1003 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1004 (SECTION_FUNCTION_TEMPLATE): Delete.
1005 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1006 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1007 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1008 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1009 (TARGET_ASM_INIT_SECTIONS): Define.
1010 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1011 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1012 (link_section, literals_section): Delete.
1013 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1014 set in_section to NULL.
1016 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1017 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1018 (COMMON_SECTION): Delete.
1019 (TARGET_ASM_INIT_SECTIONS): Define.
1020 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1021 the dummy common_section function.
1022 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1023 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1024 between readonly_data_section and text_section to check whether
1025 read-only data is being put in the text section.
1026 (arm_output_function_epilogue): Use switch_to_section.
1027 (arm_elf_asm_constructor): Likewise.
1028 (thumb_call_via_reg): Replace call to in_text_section with
1029 a comparison between in_section and text_section.
1030 (arm_file_end): Use switch_to_section.
1031 (aof_text_section): Delete in favor of...
1032 (aof_output_text_section_asm_op): ...this new function.
1033 (aof_data_section): Delete in favor of...
1034 (aof_output_data_section_asm_op): ...this new function.
1035 (aof_asm_init_sections): New function.
1036 (zero_init_section): Moved from config/arm/aof.h.
1037 (aof_dump_imports, aof_file_start): Use switch_to_section.
1038 * config/arm/arm.h (thumb_call_via_label): Update comment.
1039 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1040 (common_section): Delete.
1041 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1042 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1043 global switch_to_section function instead of the old port-local one.
1044 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1045 (SWITCH_TO_SECTION_FUNCTION): Delete.
1046 (drectve_section): Redefine as a macro.
1047 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1048 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1051 * config/avr/avr.c (progmem_section): New variable.
1052 (avr_output_progmem_section_asm_op): New function.
1053 (avr_asm_init_sections): New function.
1054 (avr_output_addr_vec_elt): Use switch_to_section.
1055 * config/avr/avr.h (progmem_section): Declare.
1056 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1057 (READONLY_DATA_SECTION): Delete.
1058 (TARGET_ASM_INIT_SECTIONS): Define.
1059 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1060 * config/avr/avr-protos.h (progmem_section): Delete.
1062 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1064 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1065 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1067 * config/darwin-sections.def: New file.
1068 * config/darwin.c: Define all sections in darwin-sections.def.
1069 (output_objc_section_asm_op, darwin_init_sections): New functions.
1070 (machopic_output_indirection): Use switch_to_section.
1071 (machopic_select_section): Return the selected section rather than
1072 emitting assembly code. Replace the static function table with
1073 inline conditional expressions. Update the tests of last_text_section
1074 and move them into the FUNCTION_DECL block.
1075 (machopic_select_rtx_section): Return the selected section rather than
1076 emitting assembly code.
1077 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1078 (darwin_file_end): Use switch_to_section.
1079 * config/darwin.h: Use darwin-sections.def to declare sections.
1080 (INIT_SECTION_ASM_OP): Remove empty definition.
1081 (HAS_INIT_SECTION): Define this instead.
1082 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1083 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1084 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1085 (TARGET_ASM_INIT_SECTIONS): Define.
1086 * config/darwin-protos.h (darwin_init_sections): Declare.
1087 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1088 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1089 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1090 (constructor_section, destructor_section, mod_init_section): Delete.
1091 (mod_term_section): Delete.
1092 (darwin_exception_section, darwin_eh_frame_section): Delete.
1093 (machopic_select_section): Return a section.
1094 (machopic_select_rtx_section): Likewise.
1095 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1096 (const_section, const_coal_section, const_data_section): Delete.
1097 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1098 (literal4_section, literal8_section, constructor_section): Delete.
1099 (mod_init_section, mod_term_section, destructor_section): Delete.
1100 (objc_class_section, objc_meta_class_section, objc_category_section)
1101 (objc_class_vars_section, objc_instance_vars_section): Delete.
1102 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1103 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1104 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1105 (objc_symbols_section, objc_module_info_section): Delete.
1106 (objc_image_info_section, objc_protocol_section): Delete.
1107 (objc_string_object_section, objc_constant_string_object_section)
1108 (objc_class_names_section, objc_meth_var_names_section): Delete.
1109 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1110 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1111 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1112 (darwin_exception_section, darwin_eh_frame_section): Delete.
1113 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1115 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1116 (frv_asm_out_destructor): Likewise.
1117 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1118 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1119 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1121 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1122 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1123 (data_section): Delete.
1125 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1126 (DRECTVE_SECTION_FUNCTION): Delete.
1127 (drectve_section): Redefine as a macro that sets in_section after
1128 emitting the directive.
1129 (SWITCH_TO_SECTION_FUNCTION): Delete.
1130 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1131 in_text_section with comparison between in_section and text_section.
1132 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1133 rather than emitting assembly code. Use get_named_section.
1134 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1136 (machopic_output_stub): Use switch_to_section.
1137 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1138 (nwld_named_section_asm_out_destructor): Use get_section and
1141 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1142 rather than emitting assembly code.
1143 (ia64_rwreloc_select_section): Likewise.
1144 (ia64_rwreloc_select_rtx_section): Likewise.
1145 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1146 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1148 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1149 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1151 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1152 section rather than emitting assembly code.
1153 (iq2000_select_section): Likewise.
1154 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1155 (sbss_section): Delete.
1157 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1158 and get_named_section.
1159 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1161 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1162 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1163 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1164 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1166 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1167 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1168 global switch_to_section function instead of the old port-local one.
1169 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1170 (SWITCH_SECTION_FUNCTION): Delete.
1171 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1172 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1173 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1174 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1176 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1177 global switch_to_section function instead of the old port-local one.
1178 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1180 * config/mips/mips.c (mips_file_start): Update comment.
1181 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1182 (mips_output_aligned_decl_common): Use switch_to_section.
1183 (mips_select_rtx_section): Return the section rather than emitting
1184 assembly code. Use get_named_section.
1185 (mips_function_rodata_section: Likewise get_section.
1186 (build_mips16_function_stub): Use switch_to_section.
1187 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1188 (SDATA_SECTION_ASM_OP): Delete.
1189 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1190 (EXTRA_SECTION_FUNCTIONS): Delete.
1192 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1193 (mmix_asm_output_aligned_local): Use switch_to_section.
1195 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1196 (som_one_only_readonly_data_section): New variables.
1197 (pa_output_function_epilogue): Set in_section to NULL instead of
1198 calling forget_section.
1199 (output_deferred_plabels): Use select_section.
1200 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1201 of calling forget_section.
1202 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1203 (pa_asm_output_aligned_local): Use select_section.
1204 (som_text_section_asm_op): Delete in favor of...
1205 (som_output_text_section_asm_op): ...this new function.
1206 (pa_som_asm_init_sections): New function.
1207 (pa_select_section): Return the section rather than emitting
1209 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1210 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1211 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1212 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1213 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1214 (som_readonly_data_section, som_one_only_readonly_data_section)
1215 (som_one_only_data_section, forget_section): Delete.
1216 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1217 (TARGET_ASM_INIT_SECTIONS): Define.
1218 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1220 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1221 (private_data_section, read_only_private_data_section): New variables.
1222 (sdata2_section, toc_section): New variables.
1223 (rs6000_file_start): Use switch_to_section.
1224 (rs6000_assemble_integer): Use comparisons against in_section
1225 instead of calling in_toc_section and in_text_section. Use
1226 unlikely_text_section_p.
1227 (rs6000_elf_output_toc_section_asm_op): New function, derived
1228 from the old rs6000/sysv4.h toc_section function.
1229 (rs6000_elf_asm_init_sections): New function.
1230 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1231 the section rather than emitting assembly code.
1232 (machopic_output_stub): Use switch_to_section.
1233 (toc_section): Delete dummy function.
1234 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1235 switch_to_section and get_section.
1236 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1237 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1238 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1239 the old rs6000/xcoff.h toc_section function.
1240 (rs6000_xcoff_asm_init_sections): New function.
1241 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1242 the section rather than emitting assembly code.
1243 (rs6000_xcoff_file_start): Use switch_to_section.
1244 (rs6000_xcoff_file_end): Likewise.
1245 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1246 (sdata2_section, sbss_section, private_data_section): Delete.
1247 (read_only_data_section, read_only_private_data_section): Delete.
1248 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1249 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1250 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1251 (FINI_SECTION_FUNCTION): Delete.
1252 (TARGET_ASM_INIT_SECTIONS): Define.
1253 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1254 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1255 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1256 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1257 (READONLY_DATA_SECTION): Delete.
1258 (TARGET_ASM_INIT_SECTIONS): Define.
1259 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1260 to NULL rather than no_section.
1261 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1263 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1265 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1266 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1267 from call to current_function_section.
1269 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1270 (bss100_section): New variable.
1271 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1272 (xstormy16_asm_init_sections): New function.
1273 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1274 switch_to_section and get_section.
1275 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1276 from calls to current_function_section.
1277 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1278 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1279 (TARGET_ASM_INIT_SECTIONS): Define.
1280 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1282 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1283 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1284 (FINI_SECTION_FUNCTION): Delete.
1286 * config/v850/v850.c: Include gt-v850.h.
1287 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1288 (zbss_section): New variables.
1289 (v850_output_aligned_bss): Use switch_to_section.
1290 (v850_asm_init_sections): New function.
1291 (v850_select_section): Return the section rather than emitting
1293 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1294 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1295 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1296 (TARGET_ASM_INIT_SECTIONS): Define.
1297 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1298 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1299 (zbss_section): Delete.
1301 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1303 * config/vx-common.h (vxworks_exception_section): Delete.
1304 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1306 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1307 section rather than emitting assembly code.
1308 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1311 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1312 * coretypes.h (section): New union and typedef.
1313 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1314 from call to current_function_section.
1315 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1316 (dbxout_symbol_location): Use switch_to_section.
1317 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1318 most of the code into...
1319 (default_eh_frame_section): ...here. Return a section.
1320 (collect2_eh_frame_section): Delete, moving most of the code into..
1321 (switch_to_eh_frame_section): ...this new function.
1322 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1323 (debug_macinfo_section, debug_line_section, debug_loc_section)
1324 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1326 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1327 eh_frame_section. Use switch_to_section and get_section.
1328 (dwarf2out_begin_prologue): Use switch_to_section.
1329 (AT_string_form): Check the flags in debug_str_section instead of
1330 DEBUG_STR_SECTION_FLAGS.
1331 (output_comp_unit): Use switch_to_section, get_section, and
1333 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1334 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1335 from call to current_function_section.
1336 (dwarf2out_var_location): Use unlikely_text_section_p.
1337 (dwarf2out_source_line): Use switch_to_section. Remove argument
1338 from call to current_function_section.
1339 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1340 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1341 debug_macinfo_section.
1342 (dwarf2out_init): Initialize the new section variables. Use them
1343 instead of calls to named_section_flags. Use switch_to_section.
1344 (output_indirect_string): Use switch_to_section and debug_str_section.
1345 (dwarf2out_finish): Use switch_to_section and the new section
1347 * except.c (default_exception_section): Return the section instead
1348 of emitting assembly code.
1349 (output_function_exception_table): Use the global exception_section
1350 variable instead of the target hook. Use switch_to_section. Remove
1351 argument from call to current_function_section.
1352 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1353 (shorten_branches): Use pointer comparisons to detect whether the
1354 text section is the same as readonly_data_section.
1355 (profile_function): Use switch_to_section. Remove argument from
1356 call to current_function_section.
1357 (final_scan_insn): Likewise. Update use of last_text_section.
1358 * gengtype.c (open_base_files): Add an include of output.h.
1359 * output.h (text_section, data_section, readonly_data_section)
1360 (ctors_section, dtors_section, bss_section, init_section)
1361 (fini_section, sdata_section): Turn into section pointers.
1362 (in_text_section, in_unlikely_text_section, exports_section)
1363 (drectve_section, named_section, mergeable_string_section)
1364 (last_text_section_name): Delete.
1365 (default_exception_section, default_eh_frame_section): Return sections.
1366 (SECTION_DECLARED, SECTION_NAMED): New macros.
1367 (SECTION_MACH_DEP): Bump value.
1368 (section_common, named_section, unnamed_section): New structures.
1369 (unnamed_section_callback): New typedef.
1370 (section): New union.
1371 (sbss_section, exception_section, eh_frame_section): New variables.
1372 (in_section, last_text_section): Turn into section pointers.
1373 (get_unnamed_section, get_section, get_named_section): New functions.
1374 (mergeable_constant_section, function_section): Return a section.
1375 (unlikely_text_section): Likewise.
1376 (current_function_section): Likewise. Remove the decl argument.
1377 (unlikely_text_section_p, switch_to_section): New functions.
1378 (output_section_asm_op): New function.
1379 (set_named_section_flags, named_section_flags, named_section_real)
1380 (named_section_first_declaration): Delete.
1381 (default_select_section, default_elf_select_section): Return a section.
1382 (default_elf_select_section_1, default_function_rodata_section)
1383 (default_no_function_rodata_section, default_select_rtx_section)
1384 (default_elf_select_rtx_section): Likewise.
1385 * rtl.h (in_data_section): Delete.
1386 * sdbout.c (sdbout_one_type): Use switch_to_section.
1387 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1388 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1389 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1390 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1391 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1392 (TARGET_ASM_OUT): Update after above changes.
1393 * target.h (init_sections): New hook.
1394 (exception_section, eh_frame_section): Delete.
1395 (select_section, select_rtx_section, function_rodata_section): Return
1396 a section rather than emitting assembly code.
1397 * varasm.c (text_section, data_section, readonly_data_section)
1398 (ctors_section, dtors_section, bss_section, init_section)
1399 (fini_section): Turn into section pointers.
1400 (sdata_section, sbss_section, exception_section): New variables.
1401 (eh_frame_section): New variable.
1402 (in_section): Make global and turn into a section pointer.
1403 (last_text_section): Turn into a section pointer.
1404 (unnamed_sections): New variable.
1405 (in_named_name, last_text_section_name): Delete.
1406 (EXTRA_SECTION_FUNCTIONS): Delete.
1407 (in_named_entry): Delete.
1408 (section_htab): New variable, replacing...
1409 (in_named_htab): ...this deleted variable.
1410 (section_entry_eq, section_entry_hash): New functions, based on...
1411 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1412 (get_unnamed_section, get_section): New functions.
1413 (unlikely_text_section): Return a section instead of emitting
1415 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1416 (get_named_section_flags, named_section_first_declaration): Delete.
1417 (unlikely_text_section_p): New function.
1418 (named_section_real, named_section): Delete.
1419 (get_named_section): New function.
1420 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1421 (function_section): Return a section rather than emitting
1423 (current_function_section): Likewise. Remove argument. Use
1424 last_text_section if nonnull, otherwise use function_section.
1425 (default_function_rodata_section): Return a section rather than
1426 emitting assembly code. Use get_section.
1427 (default_no_function_rodata_section): Return a section rather than
1428 emitting assembly code.
1429 (variable_section): Use switch_to_section and get_named_section.
1430 (mergeable_string_section): Return a section rather than emitting
1431 assembly code. Use get_section. Make static. Don't take special
1432 countermeasures for empty strings.
1433 (mergeable_constant_section): Return a section rather than emitting
1434 assembly code. Use get_section.
1435 (default_named_section_asm_out_destructor): Use switch_to_section
1437 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1438 (default_named_section_asm_out_constructor): Use switch_to_section
1440 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1441 (assemble_start_function): Likewise. Set last_text_section to
1442 NULL rather than no_section. Change the type of save_section.
1443 (assemble_zeros, assemble_variable): Use the section flags to detect
1444 whether or not a section is text.
1445 (assemble_static_space): Use switch_to_section.
1446 (assemble_trampoline_template): Likewise.
1447 (output_constant_def_contents): Use switch_to_section and
1449 (output_constant_pool_1): Use switch_to_section. Use the section
1450 flags to see whether sections contain mergeable data.
1451 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1452 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1453 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1454 whether a section has already been declared.
1455 (default_select_section, default_elf_select_section): Return a
1456 section rather than emitting assembly code.
1457 (default_elf_select_section_1): Likewise. Use bss_section for
1458 SECCAT_BSS if nonnull. Use get_named_section.
1459 (default_select_rtx_section): Return a section rather than
1460 emitting assembly code.
1461 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1462 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1463 (output_section_asm_op, switch_to_section): New functions.
1464 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1467 * doc/tm.texi: Expand the introduction to the sections documentation.
1468 (TRAMPOLINE_SECTION): Document new interface.
1469 (SDATA_SECTION_ASM_OP): Document new macro.
1470 (READONLY_DATA_SECTION): Delete.
1471 (SDATA_SECTION_ASM_OP): Document new macro.
1472 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1473 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1474 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1475 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1476 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1478 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1480 * gcc.c (init_gcc_specs): Match braces inside conditionally
1483 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1485 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1487 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1490 * tree.c (integer_all_onesp): Always return true if all bits on.
1492 * testsuite/g++.dg/init/array0.C: New.
1494 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1496 * doc/md.texi: Adapt to implementation.
1498 2005-12-06 Andreas Schwab <schwab@suse.de>
1500 * opts.c (decode_options): Fix typo in message.
1502 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1505 * longlong.h: Merge PPC tests from upstream.
1507 2005-12-06 Richard Guenther <rguenther@suse.de>
1509 * fold-const.c (fold_convert): Do not build and fold
1510 CONVERT_EXPR, but always use NOP_EXPR.
1512 2005-12-06 Jan Beulich <jbeulich@novell.com>
1514 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1515 __builtin_ia32_paddq and __builtin_ia32_subq.
1516 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1517 __builtin_ia32_pshufw.
1518 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1520 2005-12-05 James E Wilson <wilson@specifix.com>
1523 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1526 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1528 * print-tree.c (print_node): Ditto.
1529 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1530 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1531 before accessing DECL_ARTIFICIAL.
1532 Handle new tag tree codes.
1533 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1535 (unmodifiable_var_p): Ditto.
1536 * tree-flow.h (mem_tag_kind): Remove.
1537 (struct var_ann_d): Remove mem_tag_kind member.
1538 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1539 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1540 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1541 (group_aliases): Ditto.
1542 (setup_pointers_and_addressables): Ditto.
1543 (is_escape_site): Ditto.
1544 (may_alias_p): Ditto.
1545 (create_tag_raw): New function.
1546 (create_memory_tag): Use it.
1547 (dump_alias_info): Update for tags.
1548 (may_be_aliased): Ditto.
1549 (add_type_alias): Ditto.
1550 (new_type_alias): Ditto.
1551 (create_sft): Ditto.
1552 (create_structure_vars): Ditto.
1553 * tree-ssa-ccp.c (get_default_value): Ditto.
1554 * tree-ssa-operands.c (get_expr_operands): Ditto.
1555 (add_stmt_operand): Ditto.
1556 (add_call_clobber_ops): Remove duplicated condition.
1557 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1559 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1560 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1561 * tree.c (init_ttree): Update structures for new tree codes.
1562 (tree_code_size): Update sizes for new tree codes.
1563 (make_node_stat): Don't try to set common things on minimal
1565 (tree_node_structure): Update for tags.
1566 (is_global_var): Ditto.
1567 * tree.def: Add new tree codes.
1568 * tree.h (MTAG_P): New macro.
1569 (TREE_MEMORY_TAG_CHECK): Ditto.
1570 (SSA_VAR_P): Update for tags.
1571 (struct tree_memory_tag): New structure.
1572 (MTAG_GLOBAL): New macro.
1573 (union tree_node): Add memory tag member.
1574 * treestruct.def (TS_MEMORY_TAG): New.
1576 2005-12-05 Dale Johannesen <dalej@apple.com>
1578 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1579 what was approved (PR 24323).
1581 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1583 * doc/c-tree.texi (Function Bodies): Remove description of
1586 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1588 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1589 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1590 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1591 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1592 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1593 __divxc3): Document.
1595 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1597 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1599 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1600 hook_bool_void_false.
1601 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1602 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1604 * config/darwin.c (machopic_select_section): It's not defined
1605 as weak if it's only marked as weak_import.
1607 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1610 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1611 A hidden weak object does bind locally. Strong linkonce data
1612 counts like any other strong symbol for binding.
1613 (weak_finish_1): Don't specially handle weakrefs, they no longer
1615 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1616 * c-common.c (handle_alias_attribute): Allow static aliases
1618 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1619 * gthr-dce.h: Make weakrefs static.
1620 * gthr-tpf.h: Likewise.
1621 * gthr-solaris.h: Likewise.
1622 * gthr-posix.h: Likewise.
1623 * gthr-posix95.h: Likewise.
1624 * config/darwin.c (darwin_encode_section_info): static weakref
1625 variables are not necessarily defined in this translation unit.
1626 * doc/extend.texi (Function Attributes): Mention that an alias
1627 attribute creates a definition for the thing it's attached to.
1628 Change the documentation for weakref to say that the thing
1629 it's attached to must be static.
1631 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1632 we don't go into an infinite loop.
1634 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1636 * config/rs6000/predicates.md (logical_const_operand): Split
1637 out of logical_operand.
1638 (logical_operand): Use it.
1639 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1640 logical_const_operand.
1642 2005-12-05 Jan Beulich <jbeulich@novell.com>
1644 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1645 and IX86_BUILTIN_CMPNESS.
1646 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1647 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1648 * config/i386/i386.md (movti_internal): Correct type attribute.
1649 Simplify mode attribute.
1650 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1651 Correct type attribute.
1652 (absxf2): Correct operator.
1653 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1654 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1655 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1657 (sse2_vmsqrtv2df2): Correct mode attribute.
1659 2005-12-05 Jan Beulich <jbeulich@novell.com>
1661 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1662 16 bits. Provide insn pattern for this case.
1664 2005-12-05 Jan Beulich <jbeulich@novell.com>
1666 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1668 (__popcountDI2): Likewise.
1670 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1673 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1674 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1675 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1678 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1680 * c-typeck.c (null_pointer_constant_p): New function.
1681 (build_conditional_expr, build_c_cast, convert_for_assignment,
1682 build_binary_op): Use it.
1684 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1686 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1687 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1689 (check_function_arguments_recurse): Allow both NOP_EXPR and
1690 CONVERT_EXPR but check conversions preserve precision.
1691 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1692 but check conversions preserve precision.
1693 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1696 2005-12-04 Roger Sayle <roger@eyesopen.com>
1699 * common.opt (Wstring-literal-comparison): New command line option.
1700 * c-opts.c (c_common_handle_option): Set it with -Wall.
1701 * c-typeck.c (parser_build_binary_op): Issue warning if either
1702 operand of a comparison operator is a string literal, except for
1703 testing equality or inequality against NULL.
1705 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1707 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1709 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1710 of building a NOP_EXPR.
1711 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1713 * c-convert.c (convert): Use fold_convert instead of building
1714 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1715 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1717 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1718 NOP_EXPR the same as CONVERT_EXPR.
1719 * c-typeck.c (build_function_call): Use fold_convert instead of
1720 building a NOP_EXPR directly.
1721 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1723 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1725 PR rtl-optimization/25197
1726 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1729 2005-12-02 Stuart Hastings <stuart@apple.com>
1731 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1734 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1736 * c-typeck.c (default_function_array_conversion,
1737 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1738 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1739 orig_op2. Don't check them for NOP_EXPR.
1740 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1741 around integer zero.
1743 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1745 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1746 toc_save_offset, toc_size, lr_size.
1747 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1748 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1749 Adjust for removal of unused rs6000_stack_t fields.
1750 (debug_stack_info): Adjust.
1751 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1752 first, and don't bother checking for set/inc of lr on sibcalls.
1753 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1755 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1758 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1759 5 if operand 1 is not aligned. Undo previous constraint change.
1760 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1762 2005-12-02 Richard Guenther <rguenther@suse.de>
1764 * tree.h (build): Remove prototype.
1765 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1766 * tree.c (build): Remove.
1767 (build0_stat): Update comment.
1769 2005-12-02 Richard Guenther <rguenther@suse.de>
1771 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1772 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1774 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1775 maybe_fold_offset_to_component_ref): Likewise.
1776 * tree-ssa-dom.c (thread_across_edge,
1777 simplify_rhs_and_lookup_avail_expr,
1778 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1780 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1781 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1782 lower_try_finally_switch): Likewise.
1783 * tree-if-conv.c (add_to_dst_predicate_list,
1784 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1785 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1786 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1787 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1788 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1789 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1790 gimplify_init_ctor_eval, gimplify_init_constructor,
1791 gimplify_variable_sized_compare, gimplify_boolean_expr,
1792 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1793 gimplify_expr, gimplify_body, gimplify_function_tree,
1794 force_gimple_operand): Likewise.
1795 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1796 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1797 mx_register_decls): Likewise.
1798 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1799 get_frame_field, finalize_nesting_tree_1): Likewise.
1800 * tree-inline.c (setup_one_parameter): Likewise.
1801 * tree-vect-transform.c (vectorizable_condition): Likewise.
1802 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1804 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1805 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1806 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1807 * tree-chrec.h (build_polynomial_chrec): Likewise.
1809 2005-12-02 Richard Guenther <rguenther@suse.de>
1811 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1812 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1813 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1814 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1815 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1816 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1817 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1819 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1820 sh_adjust_unroll_max): Likewise.
1821 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1822 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1823 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1825 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1827 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1830 2005-12-02 Richard Guenther <rguenther@suse.de>
1832 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1833 simplify_cond_using_ranges): Use buildN instead of build.
1834 * tree-tailcall.c (adjust_accumulator_values,
1835 adjust_return_value): Likewise.
1836 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1837 generate_element_copy, generate_element_zero,
1838 generate_one_element_init): Likewise.
1839 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1840 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1841 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1842 perfect_nestify): Likewise.
1844 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1846 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1848 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1850 * ggc.h (GGC_RESIZEVEC): New.
1852 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1854 * gcc.c (execute): Improve readability.
1856 2005-12-02 Richard Guenther <rguenther@suse.de>
1858 * tree-cfg.c (mark_used_vars): New function.
1859 (dump_function_to_file): Dump only used VAR_DECLs.
1861 2005-12-02 Richard Guenther <rguenther@suse.de>
1863 * convert.c (convert_to_integer): Fix compare for nonpositive
1864 constant to use tree_int_cst_sgn <= 0.
1866 2005-12-02 Richard Guenther <rguenther@suse.de>
1868 * convert.c (convert_to_integer): Use fold_convert instead
1869 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1870 instead of comparing against 0. Use build_int_cst instead
1871 of converting integer_zero_node.
1873 2005-12-02 Richard Guenther <rguenther@suse.de>
1875 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1878 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1881 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1884 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1887 * function.c (expand_function_end): Emit blockage for unwinder
1890 2005-12-01 Roger Sayle <roger@eyesopen.com>
1892 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1893 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1894 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1895 integer constant comparisons.
1897 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1898 Janis Johnson <janis187@us.ibm.com>
1899 David Edelsohn <dje@watson.ibm.com>
1900 Ben Elliston <bje@au.ibm.com>
1902 * dfp.h, dfp.c: New files.
1903 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1904 (DECNUM_H): Likewise.
1905 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1906 (INCLUDES): Append $(DECNUMINC).
1907 (OBJS-common): Add dfp.o.
1909 * real.h (EXP_BITS): Pinch one bit to ..
1910 (struct real_value): Add decimal field.
1911 (real_format): Change table size, update documentation.
1912 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1913 (real_from_string3): Declare.
1914 (decimal_single_format): Declare.
1915 (decimal_double_format): Declare.
1916 (decimal_quad_format): Declare.
1917 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1918 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1919 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1920 * real.c: Include dfp.h.
1921 (normalize): Early return for decimal floats.
1922 (do_add): Zero decimal field.
1923 (do_compare): Call do_decimal_compare for decimal floats.
1924 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1925 (real_arithmetic): Call decimal_real_arithmetic for decimal
1926 floating point operands.
1927 (real_identical): If a and b are of differing radix, return false.
1928 (real_to_integer): Call decimal_real_to_integer if the value is a
1930 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1931 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1932 (real_to_hexadecimal): Place "N/A" in the return string for
1934 (real_from_string3): New variant, given a mode.
1935 (real_maxval): Use decimal_real_maxval for decimal floats.
1936 (round_for_format): Use decimal_round_for_format for decimals.
1937 (real_convert): Use decimal_real_convert where appropriate.
1938 (significand_size): Handle base 10.
1939 (encode_decimal_single, decode_decimal_single,
1940 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1941 decode_decimal_quad): New functions.
1942 (decimal_single_format): New.
1943 (decimal_double_format): New.
1944 (decimal_quad_format): New.
1945 * machmode.def: Add SD, DD and TD decimal floating point modes.
1946 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1947 Include MODE_DECIMAL_FLOAT.
1948 (DECIMAL_FLOAT_MODE_P): New.
1949 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1950 * genmodes.c (struct mode_data): Add counter field.
1951 (struct mode_data): Update comment for format.
1952 (blank_mode): Initialise counter field.
1953 (new_mode): Increment counter field for each mode defined.
1954 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1956 (make_complex_modes): Handle modes containing `D'.
1957 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1958 (make_decimal_float_mode): New.
1959 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1960 (cmp_modes): Compare counter field if other characteristics
1962 (emit_real_format_for_mode): Support formats for decimal floats.
1963 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1964 Document MODE_DECIMAL_FLOAT.
1966 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1968 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1971 2005-12-01 Richard Henderson <rth@redhat.com>
1973 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1975 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1977 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1979 * config/pa/pa.c (pa_init_builtins): If we detect
1980 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1983 2005-12-01 Richard Guenther <rguenther@suse.de>
1985 * fold-const.c (fold_binary): Use fold_build2, not
1988 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1990 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1992 * vec.h (VEC_block_remove): New.
1994 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1997 * c-common.c (lvalue_error): Fix wording.
1999 2005-12-01 Richard Guenther <rguenther@suse.de>
2001 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2002 thinko in last patch.
2004 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2006 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2007 than -flat_namespace.
2009 2005-12-01 Ben Elliston <bje@au.ibm.com>
2011 * mklibgcc.in: Parameterise the script to build soft float
2012 functions by iterating over each type, rather than cloning the
2015 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * builtins.c (fold_builtin_fputs): Defer check for missing
2019 replacement functions.
2021 2005-11-30 Kean Johnston <jkj@sco.com>
2023 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2024 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2026 2005-11-30 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/22501
2029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2030 function split out from ...
2031 (forward_propagate_addr_expr): ... here. Use it to propagate
2032 ADDR_EXPRs to all uses.
2034 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2036 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2037 * builtins.c (expand_builtin_mathfn): Use them.
2038 (expand_builtin_mathfn_2): Likewise.
2039 (expand_builtin_mathfn_3): Likewise.
2040 (expand_builtin_int_roundingfn): Likewise.
2041 (expand_builtin): Likewise.
2042 (integer_valued_real_p): Likewise.
2043 (fold_builtin_int_roundingfn): Likewise.
2044 (fold_builtin_bitop): Likewise.
2045 (fold_builtin_logarithm): Likewise.
2046 (fold_builtin_1): Likewise.
2047 * convert.c (convert_to_integer): Likewise.
2048 * fold-const.c (negate_mathfn_p): Likewise.
2049 (tree_expr_nonnegative_p): Likewise.
2051 2005-11-30 Dale Johannesen <dalej@apple.com>
2052 Andrew Pinski <pinskia@physics.uc.edu>
2054 * combine.c (find_split_point): Sign extend bitmask
2055 when changing bitfield assignment to IOR of AND.
2057 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2059 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2060 clobber to scratch reg.
2061 (*decrement_and_branch_until_zero_no_clobber): Remove.
2062 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2063 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2064 * config/ms1/ms1.opt (mmul): Remove.
2065 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2066 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2068 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2069 Bernd Schmidt <bernd.schmidt@analog.com>
2071 * pa/predicates.md (symbolic_operand): Add comment.
2072 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2073 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2074 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2075 (pa_secondary_reload_class): Delete.
2076 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2077 and pa_secondary_reload_class. Reorder some checks. Update inline
2078 copy of symbolic operand.
2079 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2081 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2083 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2086 2005-11-30 Jeff Law <law@redhat.com>
2088 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2089 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2091 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2093 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2094 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2095 (ia64_expand_move): Adjust caller.
2097 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2098 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2101 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2103 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2104 Always produce an output if we can remove NEGs or canonicalize
2105 (minus (minus ...)) expressions. Provide a fast path for the
2107 (simplify_gen_binary): Do not call simplify_plus_minus.
2108 (simplify_binary_operation_1): Reassociate at the end of the
2111 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2113 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2114 moves and unpack to speed up.
2116 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2118 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2119 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2120 (gen_v9_scc): Update callers.
2121 * config/sparc/sparc.md: Likewise.
2122 * config/sparc/sparc-protos.h: Update extern declaration.
2124 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2126 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2128 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2131 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2133 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2134 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2135 (negate_expr): Here.
2137 2005-11-29 Ben Elliston <bje@au.ibm.com>
2139 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2140 Fix typo in comment.
2142 2005-11-29 Ben Elliston <bje@au.ibm.com>
2144 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2145 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2147 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2151 * builtins.c (init_target_chars): New.
2152 (expand_builtin_printf, expand_builtin_fprintf,
2153 expand_builtin_sprintf, fold_builtin_sprintf,
2154 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2155 fold_builtin_snprintf_chk, fold_builtin_printf,
2156 fold_builtin_fprintf): Check for matching format strings using
2159 2005-11-29 Paul Brook <paul@codesourcery.com>
2161 * config.gcc: Do not use fixproto on m68k-elf.
2163 2005-11-28 Roger Sayle <roger@eyesopen.com>
2165 * expmed.c (div_cost): Replace with...
2166 (sdiv_cost, udiv_cost): New.
2167 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2168 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2169 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2170 (expand_divmod): Replace use of div_cost with either sdiv_cost
2171 or udiv_cost depending upon the signedness of the operation.
2173 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2176 * config/darwin.c (machopic_indirection_name,
2177 machopic_output_indirection): Follow transparent alias chain.
2179 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2181 * varasm.c (ultimate_transparent_alias_target): Add comment.
2183 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2185 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2186 SET_SRC instead of XEXP where appropriate.
2188 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2190 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2193 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2195 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2196 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2199 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2201 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2202 secondary_input_reload_class, made static. Adapt to new
2204 (secondary_output_reload_class): Delete.
2205 (TARGET_SECONDARY_RELOAD): New macro.
2206 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2207 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2209 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2212 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2213 when its natural alignment is > BITS_PER_UNIT.
2214 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2215 * c-common.c (handle_packed_attribute): Ignore packing on a field
2216 whose type is naturally char aligned.
2218 2005-11-28 Richard Guenther <rguenther@suse.de>
2220 * c-common.c (strict_aliasing_warning): Handle all
2221 component-ref like accesses.
2223 2005-11-28 Roger Sayle <roger@eyesopen.com>
2224 Uros Bizjak <uros@kss-loka.si>
2227 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2228 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2229 when flag_unsafe_math_optimizations is set and
2230 we don't care about NaNs or Infinities.
2232 Move x/expN(y) and x/pow(y,z) transformation into common
2233 flag_unsafe_math_optimizations section.
2235 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2237 * gcc.c (main): Change type of argv to "char **".
2239 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2241 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2242 small data sections.
2243 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2244 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2245 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2246 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2247 output locals to sbss if !rs6000_elf_in_small_data_p.
2248 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2250 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2253 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2254 generated by reload.
2255 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2256 indexed_or_indirect_address.
2257 (indexed_or_indirect_address): Don't test for base reg. Call
2258 address_operand last. Make it a special predicate.
2260 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2262 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2264 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2267 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2269 (negate_expr): Likewise.
2271 2005-11-27 Andreas Schwab <schwab@suse.de>
2273 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2276 2005-11-27 Steven Bosscher <stevenb@suse.de>
2278 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2279 has EH predecessor edges.
2281 2005-11-26 Eric Christopher <echristo@apple.com>
2283 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2284 register stalls by zero extending to the full register.
2286 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2288 * config/floatunsisf.c, config/floatunsidf.c,
2289 config/floatunsixf.c, config/floatunsitf.c: New files.
2290 * config/ia64/t-hpux: Add floatunsitf.c.
2291 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2292 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2294 2005-11-26 Richard Henderson <rth@redhat.com>
2296 * c-lex.c (pragma_lex): Rename from c_lex.
2297 * c-pch.c: Update for pragma_lex rename.
2298 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2299 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2300 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2301 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2302 * doc/tm.texi: Likewise.
2304 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2307 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2308 when overflow is undefined.
2310 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2312 * doc/md.texi (Insn Canonicalizations): Refer to the
2313 function commutative_operand_precedence for further rules.
2315 2005-11-25 Roger Sayle <roger@eyesopen.com>
2318 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2319 is less than zero. Limit mult_cost to a reasonable upper bound for
2320 the synthetic multiplication sequence.
2322 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2325 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2326 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2327 Lookup the explicit replacement functions for any unlocked
2328 stdio builtin transformations.
2330 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2332 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2334 * targhooks.c (default_secondary_reload): Don't require operand 2
2335 for an input reload to be earlyclobber.
2337 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2339 * fold-const.c (negate_mathfn_p): Fix comment and add support
2340 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2343 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2346 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2347 _Q_ulltoq for unsigned conversions from SImode and DImode to
2350 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2352 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2353 (__floatundidf, __floatundisf): Likewise.
2355 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2357 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2358 (rs6000_override_options): Remove initialization of
2359 rs6000_sr_alias_set.
2360 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2361 (rs6000_emit_stack_tie): Same.
2362 (emit_frame_save): Same.
2363 (gen_frame_mem_offset): Same.
2364 (rs6000_emit_prologue): Same.
2365 (rs6000_emit_epilogue): Same.
2367 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2370 * fold-const.c (fold_build): Convert bool_var != 1 and
2371 bool_var == 0 to !bool_var.
2373 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2376 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2377 for C being INTEGER_CST. Likewise for !=.
2379 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2382 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2383 unsigned conversions from SImode to TFmode.
2385 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2387 * expr.c (expand_expr_real_1): Fix error in last change.
2389 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2391 * caller-save.c: (this_insn_sets): Move into:
2392 (save_call_clobbered_regs).
2393 (mark_set_regs): Get this_insn_sets from data.
2395 (save_call_clobbered_regs): Take sets of the return value by
2396 sibcalls into account.
2398 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2401 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2402 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2403 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2404 (memory_move_secondary_cost, init_reg_autoinc): Remove
2405 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2406 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2407 secondary_reload_class call.
2408 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2410 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2411 (push_secondary_reload): Use secondary_reload target hook.
2412 (secondary_reload_class, scratch_reload_class): New functions.
2413 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2414 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2415 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2416 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2417 (secondary_reload_class, scratch_reload_class): Declare.
2418 * reload1.c: Include target.h.
2419 (reload_adjust_reg_for_temp): New function.
2420 (reload_adjust_reg_for_icode): Likewise.
2421 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2422 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2424 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2425 for inheritance. Support case when both secondary & tertiary reloads
2426 are for intermediate registers.
2427 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2428 with secondary_reload_class call. Support case when both secondary
2429 & tertiary reloads are for intermediate registers.
2430 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2431 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2432 * target.h (secondary_reload_info): New struct / typedef.
2433 (struct gcc_target): New member secondary_reload.
2434 * targhooks.c Include reload.h, optabs.h and recog.h.
2435 (default_secondary_reload): New function.
2436 * targhooks.h (default_secondary_reload): Declare.
2437 * doc/tm.texi: Document secondary_reload target hook. Update
2438 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2439 * doc/md.texi: Likewise.
2441 * sh-protos.h (sh_secondary_reload): Declare.
2442 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2443 (sh_secondary_reload): New function.
2444 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2445 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2446 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2447 (HAVE_SECONDARY_RELOADS): Define.
2448 * sh.md (reload_indf): Rename to:
2450 (reload_outdf): Rename to:
2451 (reload_outdf__RnFRm).
2452 (reload_insf): Rename to:
2454 (reload_insi): Rename to:
2455 (reload_insi__i_fpul).
2457 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2459 * configure.ac: Require at least texinfo 4.4.
2460 * configure: Regenerate.
2462 * doc/install.texi (Tools/packages necessary for building GCC):
2463 Update required version of texinfo to at least 4.4.
2464 (Installing GCC: Building): Update required version of texinfo
2466 (Installing GCC: Final installation): Update required version
2467 of texi2dvi to at least 4.4.
2468 (Host/target specific installation notes for GCC): Update required
2469 version of texinfo to at least 4.4.
2471 2005-11-24 Richard Guenther <rguenther@suse.de>
2472 Dirk Mueller <dmueller@suse.de>
2475 * c-common.h (strict_aliasing_warning): Declare.
2476 * c-common.c (strict_aliasing_warning): New function,
2478 * c-typeck.c (build_c_cast): ... here.
2480 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2482 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2484 (swap_commutative_operands_with_target): New.
2486 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2488 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2489 also when doing PRE, rather than only for global CPROP.
2491 2005-11-24 Ben Elliston <bje@au.ibm.com>
2493 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2494 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2496 (expand_twoval_unop): Likewise.
2497 (widen_clz): Likewise.
2498 (expand_parity): Likewise.
2499 (expand_unop): Likewise.
2500 (emit_cmp_and_jmp_insn_1): Likewise.
2501 (prepare_float_lib_cmp): Likewise.
2503 2005-11-24 Ben Elliston <bje@au.ibm.com>
2505 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2506 Remove unused `class' variable.
2508 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2511 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2512 C/C++ diagnostic function warn_array_subscript_with_type_char.
2513 * c-common.h (warn_array_subscript_with_type_char): Declare.
2514 * c-common.c (warn_array_subscript_with_type_char): Define.
2516 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2519 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2520 compiling at the intersection of C and C++.
2522 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2524 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2525 List @file in the option summary. Include the libiberty
2526 documentation for @file.
2527 * gcc.c (main): Call expandargv.
2528 * Makefile.in (gcc-vers.texi): Define srcdir.
2530 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2532 * passes.c (init_optimization_passes): Document
2533 sequencing of passes.
2535 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2537 * config/m68k/predicates.md (pcrel_address, extend_operator,
2538 post_inc_operand, pre_dec_operand): Remove redundant
2540 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2542 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2544 2005-11-23 Ben Elliston <bje@au.ibm.com>
2546 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2548 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2550 Preparatory work for PR target/21623:
2551 * alpha.c (secondary_reload_class): Rename to:
2552 (alpha_secondary_reload_class).
2553 * alpha.h, alpha-protos.h: Likewise.
2554 * mn10300.c (secondary_reload_class): Rename to:
2555 (mn10300_secondary_reload_class).
2556 * mn10300.h, mn10300-protos.h: Likewise.
2557 * pa.c (secondary_reload_class): Rename to:
2558 (pa_secondary_reload_class).
2559 * pa.h, pa-protos.h: Likewise.
2560 * rs6000.c (secondary_reload_class): Rename to:
2561 rs6000_secondary_reload_class.
2562 * rs6000.h, rs6000-protos.h: Likewise.
2564 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2567 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2569 2005-11-22 Ian Lance Taylor <ian@airs.com>
2571 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2573 (prepare_cmp_insn): Likewise.
2575 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2578 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2579 if both operands[0] and operands[1] are memory.
2581 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2584 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2585 COMPARISON_CLASS_P and an integral types create create a new
2586 expression with the new type and fold that.
2588 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2591 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2592 to SUBTARGET_OS_CPP_BUILTINS.
2594 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2596 * arm.c (emit_set_insn): New function.
2597 (arm_split_constant): Call it.
2598 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2599 (arm_legitimize_address): Likewise. Use plus_constant.
2600 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2601 (thumb_expand_prologue): Likewise.
2602 (arm_gen_load_multiple): Use VOIDmode in SET.
2603 (arm_gen_store_multiple): Likewise.
2604 (vfp_emit_fstmx): Likewise. Use plus_constant.
2605 (emit_multi_reg_push): Likewise.
2606 (emit_sfm): Use plus_constant.
2608 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2611 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2614 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2617 * expmed.c (store_bit_field): Don't attempt to insv a field
2618 larger than the reg.
2620 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2623 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2624 explicit sign extension, not a (char) cast.
2626 2005-11-22 Ben Elliston <bje@au.ibm.com>
2628 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2629 GET_MODE_CLASS (x) == MODE_FLOAT.
2630 * config/i386/i386.c: Likewise.
2631 * config/rs6000/xcoff.h: Likewise.
2632 * config/rs6000/linux64.h: Likewise.
2633 * config/rs6000/rs6000.c: Likewise.
2634 * config/rs6000/rs6000.h: Likewise.
2635 * config/rs6000/predicates.md: Likewise.
2636 * config/rs6000/sysv4.h: Likewise.
2638 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2640 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2643 * config/alpha/freebsd.h, config/alpha/linux.h,
2644 config/arm/linux-elf.h, config/bfin/bfin.h,
2645 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2646 config/i386/beos-elf.h, config/i386/gnu.h,
2647 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2648 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2649 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2650 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2651 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2652 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2653 config/sparc/linux.h, config/sparc/linux64.h,
2654 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2656 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2657 are both defined when either flag -fpic or -fPIC are used.
2659 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2661 * config/fp-bit.c (clzusi): New function.
2662 (si_to_float, usi_to_float): Use it to compute proper shift.
2663 (usi_to_float): Preserve guard bits when shifting right.
2664 * libgcc-std.ver (GCC_4.2.0): New version.
2665 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2666 __floatundisf): New functions.
2667 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2668 __floatundisf): Declare.
2669 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2670 _floatundixf, and _floatunditf.
2671 * optabs.c (expand_float): If target does not define a pattern for
2672 signed or unsigned conversion, use an unsigned libcall instead of
2674 (init_optabs): Initialize ufloat_optab.
2676 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2678 * config/rs6000/rs6000.opt (mmulhw): New option.
2679 * doc/invoke.texi (-mmulhw): Document.
2680 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2682 * config/rs6000/rs6000.md: Add half-word multiply and
2683 multiply-accumulate instructions for 405 and 440.
2685 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2687 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2688 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2689 default now includes a linker group which makes the RTEMS one nest.
2691 2005-11-22 Ben Elliston <bje@au.ibm.com>
2693 * cse.c (fold_rtx): Typo fix.
2694 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2696 2005-11-21 Richard Henderson <rth@redhat.com>
2698 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2699 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2701 * c-tree.h (lookup_name): Move declaration ...
2702 * c-common.h (lookup_name): ... here.
2703 * config/darwin-c.c: Include c-common.h.
2704 * config/t-darwin: Update dependencies.
2706 2005-11-22 Ben Elliston <bje@au.ibm.com>
2708 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2709 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2710 * genopinit.c (gen_insn): Likewise.
2711 * reload.c (find_equiv_reg): Likewise.
2712 * loop.c (load_mems): Likewise.
2713 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2714 * cse.c (find_comparison_args, fold_rtx): Likewise.
2715 * dwarf2out.c (add_const_value_attribute): Likewise.
2716 * expr.c (convert_move): Likewise.
2717 * recog.c (general_operand, register_operand): Likewise.
2718 * reg-stack.c (replace_reg): Likewise.
2719 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2720 * c-common.c (handle_vector_size_attribute): Likewise.
2721 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2722 (simplify_binary_operation_1): Likewise.
2723 (simplify_const_binary_operation): Likewise.
2724 (simplify_relational_operation): Likewise.
2725 (simplify_const_relational_operation): Likewise.
2726 (simplify_immed_subreg): Likewise.
2727 * emit-rtl.c (gen_lowpart_common): Likewise.
2728 * expmed.c (expand_mult): Likewise.
2729 * stor-layout.c (layout_type): Likewise.
2731 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2734 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2735 cst2 only for SPE vectors.
2737 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2740 * config/rs6000/predicates.md (vrsave_operation): Check
2741 UNSPEC_VOLATILE value.
2743 2005-11-21 Jan Hubicka <jh@suse.cz>
2745 PR tree-optimization/24653
2746 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2748 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2750 * config/i386/predicates.md (ax_reg_operand): New predicate.
2751 (memory_displacement_only_operand): New predicate.
2752 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2753 operand is AX register and the other operand is memory operand
2754 with displacement only.
2756 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2758 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2759 if we don't care about NaNs or Infinities.
2761 2005-11-20 Ian Lance Taylor <ian@airs.com>
2763 PR rtl-optimization/24883
2764 * combine.c (combinable_i3pat): When checking whether the
2765 destination of i3 is used in i3, consider paradoxical subregs.
2767 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2770 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2772 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2774 * combine.c (try_combine): Do not run subst on i1src and i2src in
2775 the case of generating a PARALLEL for a comparison.
2777 2005-11-20 Richard Henderson <rth@redhat.com>
2780 * tree-sra.c (struct sra_elt): Add all_no_warning.
2781 (struct sra_walk_fns) <use>: Add use_all argument.
2782 (sra_walk_expr): Pass it.
2783 (sra_walk_modify_expr): Likewise.
2784 (scalarize_ldst): Likewise.
2785 (scan_use): Update for new argument.
2786 (mark_no_warning): New.
2787 (scalarize_use): Use it.
2789 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2791 * expr.c (expand_expr_real): Use usmul_optab for widening
2792 signed * unsigned multiplies.
2793 * genopinit.c (optabs): Add usmul_widen_optab.
2794 * optabs.c (init_optabs): Likewise.
2795 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2796 (usmul_widen_optab): Define.
2797 * config/bfin/bfin.md (usmulhisi3): New pattern.
2799 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2801 2005-11-20 Graham Stott <btinternet.com>
2803 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2805 2005-11-20 Andreas Schwab <schwab@suse.de>
2808 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2811 2005-11-19 Richard Henderson <rth@redhat.com>
2814 * tree-gimple.c (is_gimple_id): Export.
2815 * tree-gimple.h (is_gimple_id): Declare.
2816 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2817 (get_default_value): Use it.
2818 (maybe_fold_stmt_indirect): Likewise.
2820 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2822 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2823 than VR1 or vice-versa.
2825 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2829 * reload.c (find_reloads_address_1): Mention dependency on
2831 * reload1.c (gen_reload): For IN with an unary operation, try
2832 moving inner expression to OUT if trivial SET is not valid.
2833 Confirm that the result is valid. Move common code block into...
2834 (emit_insn_if_valid_for_reload): New function.
2836 2005-11-19 Richard Guenther <rguenther@suse.de>
2838 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2839 ARRAY_REFs of constant strings.
2841 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2843 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2844 fatal format string.
2846 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2848 * combine.c (make_compound_operation): Swap operands of
2849 commutative operation if necessary before returning.
2851 2005-11-19 Richard Guenther <rguenther@suse.de>
2854 * fold-const.c (fold_plusminus_mult_expr): New function.
2855 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2856 cases, remove now unnecessary code.
2858 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2860 * gensupport.c (old_preds): Rename to std_preds, add special field.
2861 (struct old_pred_table): Rename to struct std_pred_table, add special
2863 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2864 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2865 (init_predicate_table): Adjust, and set along the way whether a
2866 predicate is special.
2868 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2870 * BASE-VER: Change to 4.2.0.
2872 2005-11-18 James E Wilson <wilson@specifix.com>
2874 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2877 2005-11-18 Mike Stump <mrs@apple.com>
2879 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2880 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2881 * c-decl.c (lookup_name_two) Remove.
2882 * c-tree.h (lookup_name_two): Remove.
2883 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2884 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2885 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2886 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2888 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2891 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2892 when not generating code to use that co-processor.
2894 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2896 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2897 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2898 these functions are now in tree-phinodes.c.
2900 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2902 * config/bfin/bfin.md (trap): New pattern.
2904 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2906 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2909 * expr.c (expand_expr_real): Don't call record_block_change unless
2910 ib_boundaries_block is non-null
2912 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2914 * fold-const.c (build_range_check): Use proper type for subtraction
2915 when merging lower bound.
2917 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2919 PR rtl-optimization/24497
2920 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2923 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2925 * tree-scalar-evolution.c (expression_expensive_p): New function.
2926 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2928 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2930 * config/bfin/crtlibid.s: New file.
2932 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2935 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2936 when not using sjlj exceptions.
2937 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2938 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2939 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2940 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2941 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2942 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2943 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2944 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2945 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2946 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2947 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2948 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2949 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2951 * config/pa/hpux-unwind.h: New file.
2953 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2955 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2956 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2957 * varasm.c (do_assemble_alias): Adjust call.
2958 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2960 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2962 2005-11-17 James E Wilson <wilson@specifix.com>
2964 * tree.def (FUNCTION_DECL): Correct typo in comment.
2966 2005-11-17 Richard Henderson <rth@redhat.com>
2968 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2969 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2970 and DW_CFA_def_cfa_sf.
2971 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2972 (dbx_reg_number): Don't assert particular registers here.
2973 (based_loc_descr): ... do it here instead. Fold in ...
2974 (eliminate_reg_to_offset): ... this function.
2975 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2976 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2977 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2978 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2979 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2980 (instantiate_virtual_regs): Likewise.
2981 * var-tracking.c (adjust_stack_reference): Likewise.
2982 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2984 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2986 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2987 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2988 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2990 ($(T)crtlibid.o): New rule.
2992 2005-11-16 Richard Guenther <rguenther@suse.de>
2995 * fold-const.c (extract_array_ref): Return byte offset
2997 (fold_binary): Fold &x[a] CMP &x[b] to
2998 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3001 2005-11-16 Richard Henderson <rth@redhat.com>
3004 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3005 parts of an SSA_NAME.
3007 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3010 * arm.md (split for movsf with immediate): Restrict split to insns
3011 that set a general register.
3013 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3015 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3017 * unwind-dw2.c (uw_advance_context): Likewise.
3018 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3019 _Unwind_SjLj_Unregister.
3020 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3022 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3024 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3026 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3028 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3029 langhook to get a DImode integer type.
3031 2005-11-16 Richard Henderson <rth@redhat.com>
3032 J"orn Rennecke <joern.rennecke@st.com>
3033 Ulrich Weigand <uweigand@de.ibm.com>
3037 * reload1.c (reg_equiv_invariant): New.
3038 (reload): Allocate, initialize, and free it.
3039 (calculate_needs_all_insns): Check it when skipping equivalence
3041 (alter_reg): Likewise.
3042 (eliminate_regs_1): Rename from eliminate_regs. Add new
3043 may_use_invariant argument; only use reg_equiv_invariant when true.
3044 (eliminate_regs): New.
3045 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3046 a context for which may_use_invariant may be true.
3048 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3050 * fold-const.c (const_binop): Don't constant fold the operation
3051 if the result has overflowed and flag_trapping_math.
3052 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3054 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3056 * config/arm/unwind-arm.c (abort): Add prototype here.
3057 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3058 (struct phase1_vrs): Add prev_sp.
3059 (unwind_phase2_forced): Save the original core registers instead of
3060 modifying entry_vrs. Take a new flag argument for resuming unwinding
3061 and set action flags accordingly. Always set _US_END_OF_STACK when
3062 get_eit_entry fails. Unwind before calling the stop function.
3063 (_Unwind_GetCFA): New function.
3064 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3065 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3066 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3067 just call unwind_phase2_forced.
3068 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3069 * config/arm/unwind-arm.h (abort): Remove prototype.
3070 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3072 (_Unwind_GetCFA): New prototype.
3073 * config/arm/pr-support.c (abort): Add prototype here.
3074 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3076 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3077 not schedule the prologue with non-call exceptions and EABI.
3079 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3081 * config/arm/unwind-arm.h: Reorder interface function declarations.
3082 (_URC_END_OF_STACK): New enumeration value.
3083 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3084 (struct _Unwind_Control_Block): Document reserved field use.
3085 (_Unwind_Stop_Fn): New typedef.
3086 (_Unwind_ForcedUnwind): Declare.
3087 (_Unwind_Resume_or_Rethrow): Declare.
3088 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3090 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3091 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3092 (UCB_FORCED_STOP_ARG): New.
3093 (search_EIT_table): Update boundary condition checks.
3094 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3095 (unwind_phase2): Replace for with do..while.
3096 (unwind_phase2_forced): New.
3097 (__gnu_Unwind_RaiseException): Replace for with do..while.
3098 (__gnu_Unwind_ForcedUnwind): New.
3099 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3100 Use appropriate phase2 unwinder.
3101 (__gnu_Unwind_Resume_or_Rethrow): New.
3102 (__gnu_unwind_pr_common): Cope with forced unwinding.
3104 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3107 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3109 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3110 roundsf2): Remove "s" from mnemonic.
3112 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3114 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3116 * config/bfin/crtn.s: Change epilogues to match.
3117 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3118 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3119 __PIC__ and __pic__.
3121 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3124 * doc/invoke.texi: Distinguish between free and fixed form instead of
3125 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3127 * gcc.c (default_compilers): Remove double entries, add entries for
3128 suffixes '.F90' and '.F95'.
3130 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3132 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3133 in the stack probing loop.
3135 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3137 * configure.ac: Use .machine power5 not power5x.
3138 * configure: Regenerate.
3140 2005-11-15 Mike Stump <mrs@apple.com>
3142 * c-decl.c (lookup_name_two): Add.
3143 * c-tree.h (lookup_name_two): Likewise.
3144 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3145 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3147 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3149 PR rtl-optimization/23392
3150 * regrename.c (enum scan_actions) Add mark_access.
3151 (scan_actions_name): Ditto.
3152 (scan_rtx_reg): Handle mark_access.
3153 (scan_rtx_address): Do nothing for mark_access.
3154 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3155 and regs in REG_INC notes before closing chains for dead regs.
3156 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3157 opening chains for new writes.
3159 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3161 * c.opt (ffixed-line-length-none): New.
3163 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3165 * mklibgcc.in: Change contents of eh_dummy.c.
3167 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3169 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3171 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3173 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3175 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3177 2005-11-15 Jan Hubicka <jh@suse.cz>
3179 * invoke.texi (large-unit-insns): Document.
3180 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3181 * params.def (large-unit-insns): New param.
3183 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3186 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3187 special register for operand 3. Reindent constraints to align
3190 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3192 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3193 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3194 * configure.ac: Add test for FP rounding instructions.
3195 * configure: Regenerate.
3196 * config.in: Regenerate.
3197 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3198 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3200 * config/rs6000/rs6000.opt (mfprnd): New.
3201 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3202 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3203 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3204 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3205 (TARGET_FPRND): New.
3206 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3208 (btrunc<mode>2): New.
3210 (floor<mode>2): New.
3211 (round<mode>2): New.
3213 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3215 * gcc.c (version_compare_spec_function): Use fatal() rather than
3218 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3219 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3220 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3222 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3225 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3226 on -mmacosx-version-min setting.
3228 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3231 * tree-vrp.c (infer_value_range): Return false if STMT is a
3232 block terminator and its basic block has no successors.
3234 2005-11-14 Mike Stump <mrs@apple.com>
3236 * config/i386/i386.c (override_options): -masm=intel isn't
3237 supported on darwin.
3238 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3240 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3242 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3243 vfork after including auto-host.h.
3245 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3247 PR rtl-optimization/22002
3248 * combine.c (distribute_notes): Detect cases where a reg dies
3249 two or more times in a bb, including on the insn we are combining,
3250 and place the death note on the correct range.
3252 2005-11-14 Dale Johannesen <dalej@apple.com>
3254 * expmed.c (store_bit_field): Add offset unconditionally for
3256 (extract_bit_field): Don't force extzv or extv operand into
3257 a register if field is too big.
3259 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3261 * config/arm/arm.c (pic_labelno): New.
3262 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3263 LABEL_REF. Pass only the labelno to PIC insns.
3264 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3265 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3266 * arm.md (UNSPEC_PIC_LABEL): New constant.
3267 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3268 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3269 Use the correct label prefix.
3271 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3273 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3276 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3278 * loop-invariant.c: Include tm_p.h.
3279 * Makefile.in: Updated.
3281 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3283 * pa.c (store_reg): Revise generation of frame notes in large frames.
3284 (set_reg_plus_d): Likewise.
3286 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3288 PR tree-optimization/24709
3289 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3292 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3294 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3295 and duplicate declaration of pthread_self.
3297 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3298 Ian Lance Taylor <ian@airs.com>
3301 * calls.c (expand_call): If TARGET is a MEM and some part of the
3302 argument area has been saved, force TARGET to a register.
3304 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3306 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3309 2005-11-13 Jason Merrill <jason@redhat.com>
3312 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3313 lazily declared methods.
3314 (force_decl_die): Stop if forcing out the context already make a
3316 (force_type_die): Likewise.
3318 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3321 * builtins.c (integer_valued_real_p): Add break in
3322 REAL_CST having TREE_OVERFLOW set.
3324 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3326 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3327 addressing modes during calculation of costs.
3329 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3331 * function.c (assign_stack_local_1): Restrict sanity check
3332 on frame size overflow to 32-bit and above platforms.
3334 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3336 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3337 * config/cris/cris.c: Include reload.h.
3338 (cris_initial_elimination_offset): New function.
3339 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3342 2005-11-12 Richard Guenther <rguenther@suse.de>
3344 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3346 2005-11-12 Jan Hubicka <jh@suse.cz>
3348 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3349 to compare against 0 when possible.
3351 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3353 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3354 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3355 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3356 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3359 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3361 * recog.c (constrain_operands) <case 'g'>: For a match, require
3362 that a non-register matches general_operand when strict >= 0.
3364 2005-11-11 Steven Bosscher <stevenb@suse.de>
3366 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3369 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3371 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3372 (memory_address_same): New.
3373 (dse_optimize_stmt): Call memory_address_same.
3375 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3378 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3379 ZERO_EXTEND>: New cases.
3381 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3383 * longlong.h (__clz_tab): Always provide.
3385 2005-11-11 Steven Bosscher <stevenb@suse.de>
3388 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3390 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3391 before check_maybe_invariant.
3392 (move_invariant_reg): Use gen_move_insn instead of replacing
3393 SET_DEST with the temporary for the invariant.
3394 (move_loop_invariants): If checking is enabled, do internal
3395 consistency checks after completing the pass.
3397 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3400 * common.opt (Wvolatile-register-var): New.
3401 * varasm.c (make_decl_rtl): Only emit warning when option
3402 specified. Clarify warning message.
3403 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3405 * doc/md.texi (copysign): Document standard named pattern.
3407 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3409 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3410 bytes when align is 2.
3411 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3412 by the first instruction of the loop.
3414 2005-11-11 Jason Merrill <jason@redhat.com>
3417 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3420 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3422 PR rtl-optimization/22509
3423 * local-alloc.c (memref_used_between_p): Check whether a function call
3424 could not reference the memref.
3426 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3428 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3429 algorithm so as to choose the best, not the worst, alternative.
3430 Reset accumulated register class before processing next alternative.
3432 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3435 * calls.c (expand_call): Copy a return value to a plain register
3438 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3441 * varasm.c (assemble_name): Recompute name only for transparent
3444 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3446 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3448 2005-11-04 Jeff Law <law@redhat.com>
3451 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3452 perform reassociation if the parent statement will not die as
3453 a result of the optimization.
3455 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3457 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3458 delete_old_heap_vars.
3459 * tree-dfa.c (referenced_var_remove): Remove function.
3460 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3461 (delete_tree_ssa): Remove call to delete_old_heapvars.
3462 Add call to delete_alias_heapvars.
3463 * tree-flow.h (referenced_var_remove): Remove prototype
3464 (init_alias_heapvars): New prototype.
3465 (delete_alias_heapvars): Ditto.
3466 * Makefile.in (tree-ssa-structalias.o): Add
3467 gt-tree-ssa-structalias.o
3468 (GTFILES): Add tree-ssa-structalias.h and
3469 tree-ssa-structalias.c.
3470 (s-gtype): Add gt-tree-ssa-structalias.h.
3471 * tree-ssa-structalias.c (heapvars): Remove.
3472 (oldheapvars): Remove.
3473 (heapvar_for_stmt): New variable.
3474 (heapvar_lookup): New function.
3475 (heapvar_insert): Ditto.
3476 (get_constraint_for): See if we have an old heapvar
3478 (init_alias_heapvars): New function.
3479 (delete_alias_heapvars): Ditto.
3480 Add include of gt-tree-ssa-structalias.h.
3482 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3485 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3487 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3489 * tree.c (int_fits_type_p): Only look at the base type
3490 if it has the same precision as the original type.
3492 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3495 * varasm.c (assemble_alias): Use %q+D in the error
3496 message instead of %J and %qD.
3498 2005-11-10 Richard Guenther <rguenther@suse.de>
3500 * gcse.c (free_ldst_entry): Only free hashtable if
3503 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3505 * function.c (assign_stack_local_1): Issue an error message if
3506 the frame size overflows in the signed target arithmetics.
3508 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3510 * tree.c (build_qualified_type): Chain the new type to the original
3511 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3512 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3513 (build_pointer_type_for_mode): Only return unqualified types.
3514 (build_reference_type_for_mode): Likewise.
3516 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3518 * Makefile.in (gnucompare): Do comparison of all files using one of
3519 the chosen methods and only afterwards decide if just warning should
3520 be issued or comparison failure raised.
3522 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3524 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3525 (noce_try_abs): Negate if the comparison is reversed.
3526 Look only one instruction backwards for a REG_EQUAL note.
3528 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3531 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3532 gthr-tpf.h: Define __gthrw. For all identifiers that might
3533 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3534 and prefix all uses with __ghtrw.
3536 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3539 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3540 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3541 * c-common.c (handle_weakref_attribute): New.
3542 (c_common_attribute_table): Add weakref.
3543 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3545 * configure, config.in: Rebuilt.
3546 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3547 * doc/extend.texi: Document weakref attribute.
3548 * varasm.c (ultimate_transparent_alias_target): New
3549 (assemble_name): Use it.
3550 (weak_finish_1): Split out of...
3551 (weak_finish): ... and deal with weakrefs in...
3552 (weakref_targets): ... new list.
3553 (globalize_decl): Clean up weakref_targets.
3554 (do_assemble_alias): Handle weakrefs.
3555 (finish_aliases_1): Do not reject weakrefs to external symbols.
3556 (assemble_alias): Handle weakrefs.
3558 2005-11-09 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/24716
3561 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3562 t_bool to track results from follow_ssa_edge.
3564 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3566 * final.c (force_source_line): New global variable.
3567 (final_scan_insn): Set it to true instead of clearing last_filename.
3568 (notice_source_line): Return true if force_source_line is true,
3569 unless source info is absent.
3571 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3574 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3575 a linkage name for a variable if it a register variable.
3576 * c-decl.c (grokdeclarator): Global register variables
3577 should be set as PUBLIC.
3579 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3582 * config/s390/s390.c (struct s390_frame_layout): New fields
3583 first_save_gpr_slot and last_save_gpr_slot.
3584 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3585 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3586 first_save_gpr and last_save_gpr with the _slot variants.
3587 (s390_register_info): Calculate first_save_gpr_slot and
3588 last_save_gpr_slot using regs_ever_live.
3590 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3593 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3594 for a function containing a landing pad.
3596 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3599 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3602 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3604 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3605 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3607 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3610 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3612 (call,load,store): New insn types.
3613 (mem_access, branch_access): Adjust reservation conditions.
3614 (define_delay): Adjust condition.
3615 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3617 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3618 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3620 (call_internal, call_value_internal, return_internal,
3621 return_interrupt_internal, eh_return_internal, indirect_jump,
3622 tablejump): Set call insn type.
3623 (blockage, ei, di): Use appropriate unspec const.
3624 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3625 (ms1_get_attr_type): Adjust to give load & store types.
3626 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3627 backwards past a barrier.
3628 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3630 (struct branch_info, struct label_info): New.
3632 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3633 (ms1_machine_reorg): New.
3634 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3635 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3636 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3637 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3640 2005-11-09 Per Bothner <per@bothner.com>
3641 Uros Bizjak <uros@kss-loka.si>
3644 * toplev.c (process_options): Initialize debug_hooks early
3645 in case lang_hooks.post_options ends up calling a debug_hook.
3647 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3649 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3650 DBX_REGISTER_NUMBER being contiguous.
3652 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3653 Diego Novillo <dnovillo@redhat.com>
3656 * tree-vrp.c (register_edge_assert_for): Do not register
3657 always-false predicates.
3659 2005-11-08 Devang Patel <dpatel@apple.com>
3661 PR tree-optimization/23115
3662 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3665 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3667 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3670 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3672 Fix PR tree-optimization/23382
3674 * tree-ssa-alias.c (compute_may_aliases): Call
3675 delete_old_heap_vars.
3676 * tree-dfa.c (referenced_var_remove): New function.
3677 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3678 * tree-flow.h (referenced_var_remove): Add prototype.
3679 (delete_old_heap_vars): Ditto.
3680 * tree-ssa-structalias.c (heapvars): New variable.
3681 (oldheapvars): Ditto.
3682 (get_constraint_for): Put heap vars on heapvars list.
3683 (delete_old_heap_vars): New function.
3685 2005-11-08 Jason Merrill <jason@redhat.com>
3687 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3689 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3692 * reg-stack.c (reg_to_stack): Update register liveness also
3693 for flag_sched2_use_traces.
3695 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3698 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3699 override prior explicit -mno-powerpc-gfxopt.
3701 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3703 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3704 if the bitsize is zero.
3705 * doc/md.texi (Standard Pattern Names): Document it.
3707 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3708 (TARGET_PASS_BY_REFERENCE): Likewise.
3710 2005-11-07 Ian Lance Taylor <ian@airs.com>
3712 PR rtl-optimization/24683
3713 * config/i386/i386.c (legitimize_pic_address): If constant operand
3714 to PLUS is too large, put it in a register.
3716 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3718 * configure.ac: Enable checking assembler dwarf2 support for bfin
3720 * configure: Regenerate.
3722 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3726 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3727 gen_easy_vector_constant_add_self): Delete.
3728 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3730 (output_vec_const_move): Use gen_easy_altivec_constant.
3731 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3732 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3733 (easy_vector_constant_add_self): Rewritten.
3734 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3735 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3736 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3737 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3738 Macroize and adjust for the other changes.
3740 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3744 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3745 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3747 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3749 PR rtl-optimization/23567
3750 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3751 (noce_process_if_block): Don't do any optimizations except
3752 if (cond) x = x; if !set_b and write into orig_x may trap
3753 or fault. Remove the MEM_READONLY_P check.
3755 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3758 * tree-vrp.c (fix_equivalence_set): New.
3759 (extract_range_from_assert): Call it.
3761 2005-11-05 Ian Lance Taylor <ian@airs.com>
3764 * combine.c (apply_distributive_law): Don't distribute across a
3767 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3769 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3770 config/ms1/ms1.h, config/rs6000/predicates.md,
3771 config/s390/s390.c, params.def, postreload-gcse.c,
3772 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3773 tree-vrp.c, tree.c: Fix comment typos.
3774 * doc/invoke.texi: Fix typos.
3776 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3778 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3779 for testing whether the data_dependence_relation contains distance
3780 vectors. Iterate over all distance vectors of the ddr.
3781 * lambda.h: Define a vec of lambda_vector pointers.
3782 * tree-data-ref.c (dump_data_dependence_relation,
3783 dump_data_dependence_direction): Iterate over all distance and
3784 direction vectors of the ddr.
3785 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3787 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3788 of distance/direction vectors instead of a single one.
3789 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3790 lambda_vectors with a vec of lambda_vectors.
3791 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3792 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3793 DDR_NUM_DIST_VECTS): New.
3794 * tree-loop-linear.c (gather_interchange_stats): Test for the
3795 existence of distance vectors only after having checked that there
3796 is a dependence. Iterate over all distance vectors of the ddr.
3797 (linear_transform_loops): Use dump_data_dependence_relation.
3798 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3799 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3800 distance vectors of the ddr.
3802 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3804 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3805 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3806 IS_INTHANDLER; all callers changed.
3807 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3809 (do_link, do_unlink): New argument ALL; all callers changed.
3810 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3811 If function isn't leaf, save and restore all registers.
3812 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3815 2005-11-05 Jan Hubicka <jh@suse.cz>
3817 PR rtl-optimization/23490
3818 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3819 max-flow-memory-location): Document.
3820 * flow.c: Include params.h
3821 (MAX_MEM_SET_LIST_LEN): Kill.
3822 (add_to_mem_set_list): Use new param.
3823 * cse.c (cse_basic_block): Replace 1000 by new param.
3824 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3825 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3826 * predict.c (predict_loops): Use new param.
3827 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3829 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3830 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3831 Do not hold memory returned by cgraph_node_name across other call.
3833 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3836 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3839 2005-11-04 Jeff Law <law@redhat.com>
3842 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3843 * tree-ssa-dom.c: Include params.h.
3844 (thread_across_edge): If there are too many statements in the
3845 target block, then do not thread through it.
3846 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3847 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3849 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3852 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3853 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3855 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3858 * tree-scalar-evolution.c (instantiate_parameters_1,
3859 instantiate_parameters, resolve_mixers): Compute the size of an
3860 expression to be instantiated and give up the instantiation if the
3861 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3863 2005-11-04 Richard Guenther <rguenther@suse.de>
3865 * tree-flow.h (ref_contains_indirect_ref): Rename to
3866 array_ref_contains_indirect_ref.
3867 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3868 (array_ref_contains_indirect_ref): Make comment match the code
3870 (ref_contains_array_ref): Likewise.
3871 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3872 ref_contains_indirect_ref.
3873 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3874 Rename calls to ref_contains_indirect_ref.
3876 2005-11-04 Paul Brook <paul@codesourcery.com>
3878 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3879 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3880 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3881 * config/arm/arm.md: Use match_operand in peephole input templates
3882 and match_dup in peephole output templates.
3884 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3886 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3889 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3890 Daniel Jacobowitz <dan@codesourcery.com>
3892 * longlong.h (add_ssaaaa): Clobber condition code register
3894 (sub_ddmmss): Likewise.
3895 (umul_ppmm): Likewise.
3897 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3898 Paul Brook <paul@codesourcery.com>
3899 Phil Blundell <pb@reciva.com>
3901 * configure.ac: Add test for ARM TLS support.
3902 * configure: Regenerated.
3903 * config/arm/arm-protos.h (legitimize_tls_address)
3904 (arm_tls_referenced_p, tls_mentioned_p)
3905 (arm_output_addr_const_extra): New prototypes.
3906 (thumb_legitimize_pic_address): Delete.
3907 * config/arm/arm.c: Include "gt-arm.h".
3908 (enum tls_reloc): New.
3909 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3910 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3911 (arm_call_tls_get_addr, legitimize_tls_address)
3912 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3913 (arm_init_tls_builtins, arm_emit_tls_decoration)
3914 (arm_output_addr_const_extra): New functions.
3915 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3916 (TARGET_HAVE_TLS): Define.
3917 (target_thread_pointer): New.
3918 (arm_override_options): Handle -mtp=.
3919 (legitimize_pic_address): Ignore UNSPECs.
3920 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3922 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3923 (tls_get_addr_libfunc): New variable.
3924 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3925 (arm_init_builtins): Call arm_init_tls_builtins.
3926 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3927 (arm_encode_section_info): Call default_encode_section_info.
3928 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3929 (enum arm_tp_type): New.
3930 (target_thread_pointer): Add declaration.
3931 (LEGITIMATE_CONSTANT_P): Handle TLS.
3932 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3933 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3934 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3935 * config/arm/arm.md: Add UNSPEC_TLS.
3936 (movsi): Handle TLS.
3937 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3939 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3940 (load_tp_hard, load_tp_soft): New insns.
3941 * arm.opt: Add -mtp=.
3942 * doc/invoke.texi (ARM Options): Document -mtp.
3944 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3946 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3947 * config/arm/libunwind.S: Include "lib1funcs.asm".
3948 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3949 (LIB2ADDEH): Add libunwind.S.
3950 (LIB2ADDEHDEP): Add lib1funcs.asm.
3951 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3953 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3956 * gcc/c.opt: Add a -lang-fortran option.
3957 * gcc/c-opts.c: Add a lang_fortran flag.
3958 (c_common_init_options): Handling the -lang-fortran option.
3959 (c_common_handle_option): Add a case for Fortran options in
3960 preprocessing. Remove cases for -ffixed-form and
3961 -ffixed-line-length. Add a case for -lang-fortran.
3963 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3965 * config/rs6000/rs6000.c: Include params.h
3966 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3967 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3968 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3969 (UNSPEC_VPKUWSS): Delete.
3970 (altivec_vpkuhss): Delete.
3971 (altivec_vpkuwss): Delete.
3972 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3974 (neg_eq0<mode>): Remove final condition.
3975 (neg_eq<mode>): Remove condition and split-condition.
3977 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3979 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3980 Use associated print macros.
3982 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3985 * diagnostic.c (diagnostic_set_info_translated): New function.
3986 (diagnostic_set_info): Use it. Add comment.
3987 * diagnostic.h (diagnostic_set_info_translated): Declare.
3989 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3991 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3992 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3993 reference only if 'public' is true.
3994 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3995 emit the .hidden directive only if the indirect reference is public.
3996 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3997 Pass it to dw2_force_const_mem.
3998 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3999 * dwarf2out.c (output_cfi): Adjust calls to above function.
4000 (output_call_frame_info): Likewise.
4001 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4002 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4004 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4006 PR tree-optimization/24483
4007 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4008 field to elts if possible.
4010 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4013 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4016 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4018 Fix PR tree-optimization/24351
4020 * tree-ssa-structalias.c (struct variable_info): Add
4022 (get_varinfo_fc): New function to follow collapsing.
4023 (new_var_info): Set collapsed_to to NULL.
4024 (dump_constraint): Follow collapsing.
4025 (build_constraint_graph): Handle collapsing.
4026 (do_simple_structure_copy): Return false if something bad
4028 (collapse_rest_of_var): New function.
4029 (do_structure_copy): Collapse if do_simple_structure_copy returns
4032 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4035 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4036 expressions to a statement list instead of gimplifying them.
4038 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4040 PR rtl-optimization/23585
4041 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4042 that can't trap plus a constant integer, if the mode has zero size.
4044 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4047 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4049 ("*insv<mode>_reg_extimm"): Likewise.
4051 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4054 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4055 c_common_type_for_mode returns an unnamed type.
4057 2005-11-02 Richard Henderson <rth@redhat.com>
4061 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4062 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4063 * function.c (assign_parms): Use calls.internal_arg_pointer.
4064 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4066 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4067 (TARGET_CALLS): Add it.
4068 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4069 * targhooks.c (default_internal_arg_pointer): New.
4070 * targhooks.h (default_internal_arg_pointer): Declare.
4071 * tree.h (dwarf2out_reg_save_reg): Declare.
4072 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4073 * config/i386/i386.c (dbx_register_map): Add return column.
4074 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4075 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4076 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4077 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4078 (ix86_save_reg): Save force_align_arg_pointer.
4079 (ix86_emit_save_regs): Make regno unsigned.
4080 (ix86_emit_save_regs_using_mov): Likewise.
4081 (ix86_expand_prologue): Handle force_align_arg_pointer.
4082 (ix86_expand_epilogue): Likewise.
4083 * config/i386/i386.h: (dbx_register_map): Update.
4084 (dbx64_register_map, svr4_dbx_register_map): Update.
4085 (struct machine_function): Add force_align_arg_pointer.
4086 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4087 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4088 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4090 2005-11-02 Jan Hubicka <jh@suse.cz>
4093 * i386.md: Add peep2 for simplyfing array accesses.
4095 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4098 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4099 * config/s390/s390.c (s390_decompose_shift_count): New function.
4100 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4101 (print_shift_count_operand): Use s390_decompose_shift_count.
4102 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4103 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4105 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4108 * loop.c (loop_givs_rescan): Use force_operand to expand
4111 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4114 * fold-const.c (build_range_check): Use unsigned when signed
4115 overflow is undefined also. If etype is subtype, make sure that
4116 the subtraction is in the supertype.
4118 2005-11-02 Richard Henderson <rth@redhat.com>
4121 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4124 2005-11-01 Richard Henderson <rth@redhat.com>
4127 * loop.c (scan_loop): Do not propagate computations to a hard
4128 register destination with SMALL_REGISTER_CLASSES.
4130 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4132 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4133 costs for MULT inside PLUS or MINUS.
4135 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4137 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4138 (TRAMPOLINE_SIZE): Round up to 60.
4139 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4141 2005-10-31 James E. Wilson <wilson@specifix.com>
4144 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4145 ifdef. Put ifdefs around call in gen_subprogram_die.
4146 (compute_frame_pointer_to_cfa_displacement): Likewise.
4147 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4150 PR rtl-optimization/17356
4151 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4152 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4154 2005-10-31 Jan Hubicka <jh@suse.cz>
4157 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4160 * i386.c (legitimize_pic_address): Deal with large immediates.
4163 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4164 from symbol names while computing checkup.
4167 * predict.c (predict_loops): Do not estimate more than
4168 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4169 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4171 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4173 PR tree-optimization/19097
4174 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4176 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4178 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4180 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4183 * tree-inline.c (setup_one_parameter): If the init_stmt
4184 is NULL, don't insert the statement.
4186 2005-10-30 Jan Hubicka <jh@suse.cz>
4188 PR tree-optimization/24172
4189 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4191 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4193 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4194 constants for hosts with long != 32 bits.
4196 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4199 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4201 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4203 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4204 (TARGET_MS1_16_002): New.
4205 (TARGET_MS1_16_003): New.
4207 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4208 ("*decrement_and_branch_until_zero_no_clobber"): New.
4209 Add corresponding splitter for decrement_and_branch_until_zero
4211 Key all decrement_and_branch_until_zero patterns off of
4214 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4217 * tree-complex.c (extract_component): Treat RESULT_DECL
4218 like the rest of the decls.
4220 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4222 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4223 indirect call to _mcount if the function needs a static chain.
4225 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4226 Caroline Tice <ctice@apple.com>
4228 PR rtl-optimization/24460
4229 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4230 (dwarf2out_switch_text_section): Set it to true instead of
4231 incrementing separate_line_info_table_in_use.
4232 (output_loc_list): Additionally test have_switched_text_sections.
4233 (output_ranges): Likewise.
4234 (dwarf2out_finish): Likewise.
4235 * varasm.c (assemble_start_function): Do not call
4236 insert_section_boundary_note.
4237 (assemble_end_function): If flag_reorder_blocks_and_partition,
4238 switch to the function's section before emitting the .size directive.
4239 * bb-reorder.c (insert_section_boundary_note): Staticify.
4240 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4241 * output.h (insert_section_boundary_note): Delete.
4243 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4246 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4247 instead of pointer equality when comparing types.
4249 2005-10-24 James E. Wilson <wilson@specifix.com>
4251 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4252 add_dependence_list_and_free calls.
4254 2005-10-24 Steven Bosscher <stevenb@suse.de>
4256 * contrib.texi: Add the names of the LLNL folks who donated
4257 Cray pointer support for gfortran.
4259 2005-10-24 Steven Bosscher <stevenb@suse.de>
4261 PR tree-optimization/24225
4262 * profile.c (branch_prob): Look from end to start through a
4263 basic block when looking for a locus.
4265 2005-10-24 Richard Henderson <rth@redhat.com>
4267 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4269 (hppa_expand_prologue): Likewise.
4271 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4273 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4274 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4275 * pa.h (NO_PROFILE_COUNTERS): Define.
4276 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4277 (funcdef_nos): New vector to hold label numbers of deferred profile
4279 (output_deferred_profile_counters): New function.
4280 (hppa_profile_hook): Push label number onto funcdef_nos.
4281 (pa_hpux_file_end): Call output_deferred_profile_counters if
4282 NO_DEFERRED_PROFILE_COUNTERS is false.
4284 * pa-protos.h (get_deferred_plabel): New prototype.
4285 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4287 (output_call): Adjust calls.
4289 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4291 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4292 peculiarity of GOT/TOC section usage.
4294 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4297 * c-common.c (constant_string_class_name): Add documentation.
4299 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4302 * recog.c (peephole2_optimize): Increment peep2_current_count
4303 only when the slot is empty.
4305 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4308 * except.c (output_function_exception_table): Call
4309 assemble_external_libcall if we need a personality function.
4311 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4313 PR rtl-optimization/24460
4314 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4315 set the basic block for barriers.
4317 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4319 * var-tracking.c (vt_initialize): Initialize post.
4321 2005-10-21 Devang Patel <dpatel@apple.com>
4324 * c-common.c (vector_types_convertible_p): Check vector element type.
4326 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4328 * config/sh/sh.c (prepare_move_operands): Handle the address
4329 constant which is a tls symbolic address plus a constant.
4331 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4334 * gcc.c (main): Use the correct counter for erroring out
4335 about mulitple files.
4337 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4340 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4341 use r2 for 64-bit tls .got access.
4343 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4345 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4348 2005-10-20 Steven Bosscher <stevenb@suse.de>
4350 PR tree-optimization/24307
4351 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4353 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4356 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4358 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4359 is ready, stop marking functions, but still mark variables.
4361 2005-10-20 Richard Guenther <rguenther@suse.de>
4364 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4367 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4369 PR rtl-optimization/23585
4370 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4371 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4372 (may_trap_p_1): New predicate extracted from...
4373 (may_trap_p): ... here. Invoke may_trap_p_1.
4374 (may_trap_or_fault_p): New predicate.
4375 * rtl.h (may_trap_or_fault_p): Declare it.
4376 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4377 instead of may_trap_p.
4378 (steal_delay_list_from_fallthrough): Likewise.
4379 (fill_simple_delay_slots): Likewise.
4380 (fill_slots_from_thread): Likewise.
4381 * function.c (pad_to_arg_alignment): Rework comment about
4382 SPARC_STACK_BOUNDARY_HACK.
4383 * config/sparc/sparc.h: Likewise.
4385 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4387 * config/s390/s390.c (s390_expand_insv): New.
4388 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4389 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4390 ("icm_hi"): Remove mode attribute.
4391 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4393 ("*extracthi", "*extractqi"): Remove.
4394 (extv<mode>", "*extzv<mode>"): New.
4395 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4396 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4398 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4400 * cfgexpand.c (discover_nonconstant_array_refs_r,
4401 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4402 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4403 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4404 discover_nonconstant_array_refs.
4406 2005-10-19 Steven Bosscher <stevenb@suse.de>
4409 * c-decl.c (pop_scope): Don't warn about an unused variable
4410 if it is marked with TREE_NO_WARNING.
4411 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4412 somenow mismatch and olddecl is to be replaced.
4414 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4417 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4418 whether registers live on the edge can be saved/restored.
4420 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4422 * config/sh/sh.c (fixup_mova): Skip notes.
4424 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4426 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4427 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4428 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4429 (s390_initial_elimination_offset): Likewise.
4430 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4431 register on TARGET_ZARCH targets.
4432 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4433 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4434 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4435 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4437 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4439 * config/s390/s390.md: Comment describing output modifiers updated.
4440 * config/s390/s390.c (print_operand): Likewise.
4442 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4444 * config/s390/s390.c (override_options): Added check for -mstack-size
4446 * doc/invoke.texi: Mention that limit in the documenation.
4448 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4451 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4453 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4455 Fix PR tree-optimization/24231
4457 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4458 (compute_avail): Ditto.
4460 2005-10-18 Richard Henderson <rth@redhat.com>
4463 * config/i386/i386.c (legitimate_constant_p): Check
4464 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4466 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4467 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4468 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4470 (print_operand_address): Likewise.
4471 * config/i386/predicates.md (x86_64_immediate_operand): Test
4472 SYMBOL_REF_TLS_MODEL properly inside CONST.
4473 (x86_64_zext_immediate_operand): Likewise.
4474 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4475 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4476 * config/i386/i386-protos.h: Remove predicates.md entries.
4478 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4480 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4481 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4483 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4484 Ian Lance Taylor <ian@airs.com>
4487 * fold-const.c (fold_widened_comparison): Do not allow range based
4488 constant folding when right operand cannot be unwidened.
4490 2005-10-17 Richard Henderson <rth@redhat.com>
4492 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4493 with a memory clobber.
4495 2005-10-17 James E Wilson <wilson@specifix.com>
4497 PR rtl-optimization/17356
4498 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4499 checking for EDGE_EH.
4501 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4503 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4504 the slot on an even boundary for any type with 16-byte alignment.
4506 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4509 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4510 after register allocation.
4512 2005-10-17 DJ Delorie <dj@redhat.com>
4514 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4517 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4520 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4523 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4525 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4526 to 2 if it's already non-zero.
4527 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4528 is set and warn about it if flag_schedule_insns is 1.
4530 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4532 * config/crx/crx.md: Compare-and-branch instructions need to
4535 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4538 * config/i386/i386.md (*pushdi2_rex64 splitter)
4539 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4540 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4541 flow2 pass only when (optimize > 0 && flag_peephole2).
4543 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4546 * gcc.c (have_c): New static variable.
4548 (process_command): Remove declation of have_c.
4549 Set have_o to 1 when handling -o.
4550 (main): Add a fatel error if there are multiple
4551 files specified and -o and -c/-S is passed witout
4552 -combine or multiple languages.
4554 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4556 Fix PR tree-optimization/22444
4557 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4558 Assert that we don't hit something with subvars.
4559 (setup_pointers_and_addressables): Don't add things with subvars,
4560 because we'll already process the subvars for aliasing purposes.
4562 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4565 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4566 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4567 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4568 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4569 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4570 swapped, alternatives for the R constraint.
4573 * builtins.c (get_builtin_sync_mode): Make unlimited
4574 mode_for_size request.
4576 2005-10-15 Richard Henderson <rth@redhat.com>
4578 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4579 (gimplify_expr): ... here.
4580 (gimplify_compound_lval): Use it in initial scan loop. Allow
4581 fb_lvalue in base expression.
4583 2005-10-15 Richard Henderson <rth@redhat.com>
4586 * builtins.c (expand_builtin_trap): Export.
4587 * expr.h (expand_builtin_trap): Declare.
4588 * expr.c (expand_assignment): Emit a trap for integral offsets
4589 from registers that weren't reduced to bitpos.
4591 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4592 (mark_array_ref_addressable): Remove.
4593 * tree-flow.h (mark_array_ref_addressable): Remove.
4594 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4596 2005-10-15 James E Wilson <wilson@specifix.com>
4599 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4600 (add_dependence_list_and_free): Likewise.
4601 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4604 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4608 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4609 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4611 (vrp_visit_phi_node): Only prevent infinite iterations when
4612 the previous result and the new result are both VR_RANGEs.
4614 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4616 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4619 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4622 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4625 2005-10-14 Per Bothner <per@bothner.com>
4627 PR preprocessor/21250
4628 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4630 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4633 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4634 overflow flags. Refactor some conditionals.
4636 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4639 * tree-dfa.c (add_referenced_var): Only look at decls which
4640 have TREE_CONSTANT or TREE_READONLY set instead of if
4641 !TREE_PUBLIC or !TREE_CONSTANT.
4643 2005-10-13 James E Wilson <wilson@specifix.com>
4645 * doc/invoke.texi: For -x, add f95-cpp-input.
4646 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4648 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4650 PR tree-optimization/24262
4651 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4652 in loop all the time.
4654 2005-10-12 Richard Henderson <rth@redhat.com>
4657 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4658 * function.c (assign_parm_find_data_types): Don't support it.
4659 * print-tree.c (print_node): Likewise.
4660 * c-common.c (handle_transparent_union_attribute): Likewise.
4661 Use build_duplicate_type.
4662 * tree-inline.c (remap_type_1): Split out of remap_type;
4663 properly remap aggregate fields.
4664 (build_duplicate_type): New.
4665 * doc/extend.texi (Variable Attributes): Remove documentation
4666 for transparent_union.
4668 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4671 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4672 (gen_stack_pointer_dec): Likewise.
4674 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4678 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4680 (struct cxx): Add adjust_class_at_definition target hook.
4681 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4682 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4683 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4684 hook_void_tree. Add to TARGET_CXX.
4685 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4687 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4688 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4689 instead of attribute. Check for dllexport override. Warn if
4690 inconsistent dll linkage. Don't lose old dllimport if decl has
4691 had address referenced. Tweak lookup of dllimport atribute.
4692 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4693 for target specific rules. Don't add dllimport attribute if
4694 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4695 dllimport attribute.
4696 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4697 * varasm.c (initializer_constant_valid_p): Replace
4698 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4702 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4703 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4704 (i[34567]86-*-mingw32*): Likewise.
4706 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4707 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4709 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4710 C++-specific code. Change return value to bool.
4711 (i386_pe_dllimport_p): Likewise.
4712 (associated_type): Simplify and make language-independent
4713 (i386_pe_encode_section_info): Replace override of ambiguous
4714 dllimport symbol refs with a gcc_assert.
4715 (i386_pe_valid_dllimport_attribute_p): Define.
4716 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4717 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4718 i386_pe_adjust_class_at_definition.
4719 * config/i386/winnt-stubs.c: New file. Define stub versions of
4720 lang-specific functions.
4721 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4722 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4723 i386_pe_adjust_class_at_definition.
4724 (i386_pe_valid_dllimport_attribute_p): Declare.
4725 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4726 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4727 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4730 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4731 dllimport attribute with test of DECL_DLLIMPORT_P.
4733 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4735 * combine.c (make_extraction): Correct offset computation.
4737 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4739 * config/cris/t-linux (LIMITS_H_TEST): Define.
4741 2005-10-12 Richard Henderson <rth@redhat.com>
4744 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4746 2005-10-12 Richard Guenther <rguenther@suse.de>
4748 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4750 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4753 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4754 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4757 2005-10-12 Richard Guenther <rguenther@suse.de>
4760 * varasm.c (output_constant): Correct typo from previous
4763 2005-10-11 Ian Lance Taylor <ian@airs.com>
4765 PR rtl-optimization/13931
4766 * combine.c: Revert patch of 2003-05-14, and:
4767 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4768 completely killed in the appropriate insn.
4769 (distribute_notes): Don't skip multiple hard register test for
4770 elim_i1 and elim_i2.
4772 2005-10-11 Richard Henderson <rth@redhat.com>
4775 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4776 to initialize a transparent union instead of a nop_expr.
4778 2005-10-11 Richard Henderson <rth@redhat.com>
4780 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4781 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4782 (tree_ssa_dce_loop): Call scev_reset.
4785 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4786 * tree-ssa-dce.c: Include cfgloop.h.
4787 (tree_ssa_dce_loop, pass_dce_loop): New.
4788 * tree-pass.h (pass_dce_loop): Declare it.
4789 * passes.c (init_optimization_passes): Use it.
4791 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4794 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4795 Only apply the optimization for rounding builtins if the inner
4796 cast is also an extension.
4798 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4801 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4802 mark_new_vars_to_rename instead of update_stmt.
4804 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4806 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4808 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4810 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4811 for setting MMX register to 0 rather than mmx.
4813 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4816 * configure.ac: Move gas check from mips specific case to common case.
4817 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4818 * configure: Regenerate
4819 * doc/install.texi: Update.
4821 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4824 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4826 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4828 * gcc.c (do_spec_1): Accept numeric characters in file name
4831 2005-10-10 Nick Clifton <nickc@redhat.com>
4833 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4834 describing the deleted arm_gen_rotated_half_load function.
4836 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4838 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4841 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4843 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4845 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4846 (EXTRA_MULTILIB_PARTS): Define.
4847 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4848 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4849 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4850 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4851 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4852 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4854 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4856 PR tree-optimization/24226
4857 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4858 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4859 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4862 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4864 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4866 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4869 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4870 Rewrite for no need for the early clobber.
4872 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4874 Merge from csl-arm-branch:
4875 2005-09-07 Paul Brook <paul@codesourcery.com>
4876 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4879 2005-04-30 Paul Brook <paul@codesourcery.com>
4880 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4881 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4883 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4884 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4885 (arm_override_options): Use TARGET_AAPCS_BASED.
4886 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4887 (PTRDIFF_TYPE): Use int for AAPCS.
4888 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4889 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4890 (DEFAULT_SHORT_ENUMS): Delete.
4891 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4893 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4894 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4895 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4896 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4898 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4899 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4901 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4902 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4904 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4905 * config.gcc (arm*-*-linux-gnueabi): Add it.
4906 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4908 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4909 * config/arm/linux-eabi.h: New file.
4910 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4911 (LINUX_TARET_LINK_SPEC): Likewise.
4912 (LINK_SPEC): Use it.
4913 * config/arm/t-linux-eabi: New file.
4915 2005-10-08 Steven Bosscher <stevenb@suse.de>
4918 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4920 (PARAM_SMS_DFA_HISTORY): Likewise.
4922 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4925 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4926 (load_register_parameters): Call it.
4927 (check_sibcall_argument_overlap_1): Likewise.
4928 (store_one_arg): Likewise.
4930 2005-10-07 James E. Wilson <wilson@specifix.com>
4932 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4933 DImode not VECINT24 for operand 2.
4936 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4940 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4941 fr_spill): Use destination_operand for operand 0.
4943 2005-10-07 DJ Delorie <dj@redhat.com>
4945 * varasm.c (output_constant): Limit error to expanding
4948 2005-10-07 Richard Guenther <rguenther@suse.de>
4951 * fold-const.c (fold_binary): Fix operand types during folding
4952 of X op (A, Y). Evaluation order of the side-effects of
4953 X and A are frontend-defined, so ensure we honour that even for
4954 tcc_comparison class operands; eased by removing duplicate code.
4956 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4958 * stor-layout.c (layout_type): Do not allow alignment of array
4959 elements to be greater than their size.
4961 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4963 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4965 (hppa*-*-linux*): Ditto.
4966 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4967 * config/host-hpux.c: New.
4968 * config/x-hpux: New.
4969 * config/pa/x-hpux: Remove.
4970 * config/pa/x-linux: Remove.
4971 * config/pa/pa-host.c: Remove.
4973 2005-10-07 Jeff Law <law@redhat.com>
4975 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4976 determine whether or not to try and thread outgoing edges.
4978 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4980 * config/rs6000/rs6000.md (eqsi_power): New.
4981 (neg_eq0si): Add TARGET_POWER to final condition.
4984 2005-10-06 Richard Henderson <rth@redhat.com>
4986 * config/rs6000/rs6000.c: Revert last change.
4988 2005-10-06 Richard Henderson <rth@redhat.com>
4990 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4991 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4993 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4997 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4998 out return_label and naked_return_label.
5000 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5002 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5005 2005-10-06 Richard Henderson <rth@redhat.com>
5008 * tree-inline.c (declare_return_variable): Handle modify_dest not
5011 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5013 Fix PR tree-optimization/22488
5014 * tree-ssa-structalias.c (check_for_overlaps): New function.
5015 (create_variable_info_for): Use it.
5017 2005-10-06 Richard Henderson <rth@redhat.com>
5020 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5021 (dwarf2out_start_source_file): Print it.
5023 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5025 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5027 2005-10-06 Richard Henderson <rth@redhat.com>
5030 * mode-switching.c (optimize_mode_switching): Clear transp bit
5031 for block with incomming abnormal edges.
5033 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5034 (fpscr_set_from_mem): Use them.
5035 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5036 (fpscr postinc splitters): Rewrite as peephole2+split.
5038 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5040 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5041 (eq<mode>_compare): Same.
5043 2005-10-06 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/24238
5046 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5048 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5050 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5051 here. Use AC_PATH_PROG for environment variables instead of
5053 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5055 * configure: Regenerated.
5057 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5060 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5061 then force it into a register.
5062 (call_value): Likewise.
5064 2005-10-06 Richard Henderson <rth@redhat.com>
5067 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5068 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5069 under pass_vectorize.
5071 2005-10-05 Devang Patel <dpatel@apple.com>
5074 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5075 handling constants. Check NAMESPACE_DECL context for constants.
5077 2005-10-05 Eric Christopher <echristo@apple.com>
5079 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5081 2005-10-05 Richard Henderson <rth@redhat.com>
5084 * tree-cfg.c (mark_array_ref_addressable_1): New.
5085 (mark_array_ref_addressable): New.
5086 * tree-flow.h (mark_array_ref_addressable): Declare.
5087 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5089 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5093 * reload.c (subst_reloads): When adding a REG_LABEL to a
5094 jump instruction, also update JUMP_LABEL.
5096 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5098 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5099 * bb-reorder.c (copy_bb_p): Use it.
5100 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5102 2005-10-05 Richard Henderson <rth@redhat.com>
5105 * toplev.c (process_options): Warn about unsupported combinations
5106 of unwind tables and omit-frame-pointer.
5107 * config/i386/i386.c (override_options): Similarly. Enable
5108 accumulate-outgoing-args if not explicitly disabled.
5110 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5112 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5113 Handle big endian vs. small endian.
5114 (vec_initv2sf): Handle big endian vs. small endian.
5115 (*vec_extractv2sf_1): Ditto.
5117 2005-10-05 Dale Johannesen <dalej@apple.com>
5119 * convert.c (convert_to_real): Don't convert
5120 (float)floor(double d) to floorf((float)d).
5122 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5124 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5126 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5128 PR tree-optimization/18587
5129 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5130 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5131 build_vuses): Change to VEC type.
5132 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5133 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5134 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5135 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5136 (get_name_decl): New. Return DECL_UID of base variable.
5137 (operand_build_cmp): New. qsort comparison routine.
5138 (operand_build_sort_virtual): New. Sort virtual build vector.
5139 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5140 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5141 (FINALIZE_BASE): Use get_name_decl.
5142 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5143 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5144 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5145 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5146 direct VEC_* manipulations.
5147 (build_ssa_operands): Call operand_build_sort_virtual.
5148 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5149 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5150 with direct VEC_* manipulations.
5151 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5152 with direct VEC manipulations.
5154 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5156 PR tree-optimization/21419
5157 PR tree-optimization/24146
5158 PR tree-optimization/24151
5160 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5161 (build_asm_expr): Call it if outputs are read-only.
5162 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5164 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5165 Paolo Bonzini <bonzini@gnu.org>
5169 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5170 enable the instructions and not just the built-ins.
5171 * doc/invoke.texi (x86 Options): Likewise.
5173 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5175 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5177 * doc/invoke.texi (Option Summary): Correct spelling
5178 of -mmacosx-version-min.
5180 2005-10-04 Devang Patel <dpatel@apple.com>
5182 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5185 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5187 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5188 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5190 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5192 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5193 ("TE","tg"): New mode attributes.
5194 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5195 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5196 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5197 dword_mode and one for GPRmode.
5199 2005-10-04 Ian Lance Taylor <ian@airs.com>
5201 PR preprocessor/13726
5202 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5203 any comments passed in.
5205 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5207 * tree.c (annotate_with_file_line): Fix typo.
5209 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5212 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5213 type used to access data in the inlined length == 1 case, use
5214 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5215 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5217 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5219 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5220 TARGET_SSE3 and only for TARGET_80387.
5221 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5222 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5223 Do not depend on TARGET_80387.
5225 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5227 * tree.c (last_annotated_node): Change type to location_t*.
5228 (annotate_with_file_line): Reflect the change of
5229 last_annotated_node type.
5231 2005-10-04 Richard Guenther <rguenther@suse.de>
5234 * c-decl.c (grokdeclarator): Don't write to fields
5237 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5240 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5242 * varasm.c (make_decl_rtl): If a register variable does not
5243 have a set user assmbler name, error out.
5244 Decode the asmspec is now name+1 bypassing '*'.
5246 2005-10-04 Steven Bosscher <stevenb@suse.de>
5248 PR tree-optimization/23049
5249 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5250 of a COND_EXPR is folded before calling fold on the whole rhs of a
5251 conditional assignment.
5252 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5253 document that a COND_EXPR may appear there.
5255 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5258 * tree-vrp.c (extract_range_from_assert): If the new numeric
5259 range created out of the assertion contradicts the existing
5260 numeric range of the ASSERT_EXPR variable, make the new range
5263 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5265 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5266 from T_REGS to FP register class.
5268 2005-10-03 Richard Henderson <rth@redhat.com>
5271 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5272 before creating a new one.
5274 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5276 * config/rs6000/t-aix43 (LDFLAGS): New.
5277 * config/rs6000/t-aix52 (LDFLAGS): New.
5279 2005-10-03 Ian Lance Taylor <ian@airs.com>
5281 * gimplify.c (find_single_pointer_decl_1): New static function.
5282 (find_single_pointer_decl): New static function.
5283 (internal_get_tmp_var): For a formal variable, set restrict base
5284 information if appropriate.
5285 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5287 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5288 (DECL_GET_RESTRICT_BASE): Define.
5289 (SET_DECL_RESTRICT_BASE): Define.
5290 (decl_restrict_base_lookup): Declare.
5291 (decl_restrict_base_insert): Declare.
5292 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5293 * tree.c (restrict_base_for_decl): New static variable.
5294 (init_ttree): Initialize restrict_base_for_decl.
5295 (copy_node_stat): Copy restrict base information.
5296 (decl_restrict_base_lookup): New function.
5297 (decl_restrict_base_insert): New function.
5298 (print_restrict_base_statistics): New static function.
5299 (dump_tree_statistics): Call print_restrict_base_statistics.
5301 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5304 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5305 case of anti-ranges.
5307 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5310 * c-typeck.c (tagged_tu_seen): Rename to ...
5311 (tagged_tu_seen_cache): this and add val field.
5312 (comptypes): Move functional to comptypes_internal
5313 and free tagged_tu_seen.
5314 (comptypes_internal): New function and call comptypes_internal
5315 instead of comptypes. Speed up by sibcalling
5316 tagged_types_tu_compatible_p.
5317 (alloc_tagged_tu_seen): New function
5318 (free_all_tagged_tu_seen_up_to): New function.
5319 (tagged_types_tu_compatible_p): Return the val of the seen two
5321 Add that the two types are the same to tagged_tu_seen_base
5322 if they are and call comptypes_internal instead of comptypes.
5323 <case UNION_TYPE>: Speed up common type where the fields are
5325 (function_types_compatible_p): Call comptypes_internal instead of
5327 (type_lists_compatible_p): Likewise.
5328 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5330 2005-10-02 Matthias Klose <doko@debian.org>
5332 * doc/invoke.texi: Fix typo and speling error.
5334 2005-10-01 Richard Henderson <rth@redhat.com>
5336 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5338 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5340 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5341 using --start-group and --end-group.
5343 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5345 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5346 FIXME note regarding quirky semantics.
5348 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5351 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5352 non-null range as a last resort.
5354 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5355 Diego Novillo <dnovillo@redhat.com>
5358 * tree-vrp.c (extract_range_from_assert): For !=
5359 assertions, only build an anti-range if LIMIT is a
5360 single-valued range.
5362 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5364 * arm.md (movqi): On thumb when optimizing, handle loading from
5365 memory by describing this as taking a subreg of a zero-extended load
5366 into an SImode register.
5369 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5371 * reload1.c (merge_assigned_reloads): Do not change any
5372 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5374 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5376 * Makefile.in (LIPO_FOR_TARGET): Define.
5377 (STRIP_FOR_TARGET): Define.
5379 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5380 before creating new ones. Do symlinks before creating the actual
5383 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5384 to work out which multilibs are actually being built.
5386 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5388 * tree-vect-transform.c, config/ms1/ms1.md,
5389 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5390 Follow spelling conventions.
5391 * doc/invoke.texi, doc/md.texi: Fix typos.
5393 2005-09-30 Andrew Macleod <amacleod@redat.com>
5395 PR tree-optimization/21430
5396 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5397 use operands, and set stmt pointer if need be.
5398 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5399 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5402 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5405 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5407 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5409 * optabs.c (expand_binop): Initialize first_pass_p.
5411 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5414 * c-decl.c (c_write_global_declarations_1): If any
5415 wrapup_global_declaration_2 call returned true, restart the loop.
5417 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5419 Fix PR tree-optimization/24117
5420 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5421 before considering whether to use anyoffset.
5423 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5427 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5429 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5431 (swap_commutative_operands_with_target): New.
5433 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5436 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5439 2005-09-29 Steven Bosscher <stevenb@suse.de>
5441 PR tree-optimization/23911
5442 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5443 and IMAGPART_EXPR too.
5445 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5448 * expmed.c (expand_shift): Move logic to reverse rotation
5449 direction when rotating by constants ...
5450 * optabs.c (expand_binop): ... here.
5451 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5452 (ix86_rotrdi3): New pattern.
5453 (rotldi3): Handle 32-bit mode.
5454 (ix86_rotldi3): New pattern.
5456 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5459 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5460 check for numbers that need no bit twiddle.
5462 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5464 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5465 multilib to be built.
5467 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5468 (stage1-start): Delete old libgcc and libunwind before moving
5469 anything into the stage directory.
5470 (stage2-start): Likewise.
5471 (stage3-start): Likewise.
5472 (stage4-start): Likewise.
5473 (stageprofile-start): Likewise.
5474 (stagefeedback-start): Likewise.
5475 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5476 header in tm_file and CPU-specific t-darwin in tmake_file.
5477 (i[34567]86-*-darwin*): Don't change tm_file.
5478 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5479 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5480 shared library stub for target OS version.
5481 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5482 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5483 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5484 (libgcc_s.%.dylib): New.
5486 (install-darwin-libgcc-stubs): New.
5487 (INSTALL_LIBGCC): New append.
5488 * config/i386/darwin-libgcc.10.4.ver: New.
5489 * config/i386/darwin-libgcc.10.5.ver: New.
5490 * config/i386/t-darwin: New.
5491 * config/rs6000/darwin-libgcc.10.4.ver: New.
5492 * config/rs6000/darwin-libgcc.10.5.ver: New.
5493 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5494 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5496 2005-09-28 Paul Brook <paul@codesourcery.com>
5498 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5501 2005-09-28 Richard Guenther <rguenther@suse.de>
5503 PR tree-optimization/23853
5504 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5505 host_integerp to verify misalignment value.
5507 2005-09-28 Richard Henderson <rth@redhat.com>
5509 * builtins.c (get_builtin_sync_mode): New.
5510 (expand_builtin_sync_operation): Pass in mode argument.
5511 (expand_builtin_compare_and_swap): Likewise.
5512 (expand_builtin_lock_test_and_set): Likewise.
5513 (expand_builtin_lock_release): Likewise.
5514 (expand_builtin): Update to match.
5516 2005-09-28 Nick Clifton <nickc@redhat.com>
5518 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5519 formatting. Add check to PLUS case to ensure that the offset is
5520 within an acceptable range.
5522 * config/v850/v850.md (casesi): Disable the generation of the
5523 switch pattern as it is not being handled properly at the moment.
5525 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5526 for when the high words are identical.
5528 2005-09-27 Richard Henderson <rth@redhat.com>
5530 * pretty-print.c (pp_base_format): Fix typo for %>.
5532 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5533 Devang Patel <dpatel@apple.com>
5535 PR tree-optimization/23625
5536 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5537 LABEL_EXPR, assertion check.
5539 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5541 * optabs.c (no_conflict_move_test): Check if a result of a
5542 to-be-moved insn would be clobbered by an originally
5545 2005-09-27 Jeff Law <law@redhat.com>
5547 * passes.c (init_optimization_passes): Replace copy propagation
5548 passes immediately after DOM with phi-only copy propagation
5549 pases. Add phi-only copy propagation pass after first DOM pass.
5550 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5551 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5552 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5553 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5554 to init_copy_prop. Callers updated.
5555 (do_phi_only_copy_prop): New function.
5556 (pass_phi_only_copy_prop): New pass descriptor.
5558 2005-09-27 Nick Clifton <nickc@redhat.com>
5560 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5562 2005-09-26 Jason Merrill <jason@redhat.com>
5565 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5567 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5569 2005-09-26 James E Wilson <wilson@specifix.com>
5571 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5572 copyright. Add gcc copyright plus libgcc exception.
5573 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5575 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5577 2005-09-26 Jeff Law <law@redhat.com>
5579 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5580 about when to iterate.
5582 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5585 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5586 for __complex__ double in -mcpu=G5 mode.
5588 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5590 PR tree-optimization/23942
5591 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5592 * tree-scalar-evolution.c: Include params.h.
5594 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5595 follow_ssa_edge_in_condition_phi_branch,
5596 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5597 Change return type to t_bool. Use a parameter to limit the size of
5598 trees that are walked before stopping
5599 (analyze_evolution_in_loop): Initialize the limit to 0.
5600 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5601 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5603 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5606 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5607 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5609 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5611 * combine.c (make_extraction): Check for valid use of subreg.
5613 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5616 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5617 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5618 ("fist<mode>2_with_temp"): Use only register operands.
5620 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5622 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5623 CALL_INSN_FUNCTION_USAGE.
5625 2005-09-26 Richard Guenther <rguenther@suse.de>
5628 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5629 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5630 (ldst_entry): Use the hashtable instead of list-walking.
5631 (find_rtx_in_ldst): Likewise.
5632 (free_ldst_entry): Free the hashtable.
5633 (compute_ld_motion_mems): Create the hashtable.
5634 (trim_ld_motion_mems): Remove entry from hashtable if
5635 removing it from list.
5636 (compute_store_table): Likewise^2.
5637 (store_motion): Free hashtable in case we did not see
5640 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5642 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5643 and arg1 if we are passing them to fold_build2.
5645 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5648 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5651 2005-09-25 Richard Henderson <rth@redhat.com>
5653 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5654 SYMBOL_REF_TLS_MODEL to be correct.
5656 2005-09-24 Richard Henderson <rth@redhat.com>
5658 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5659 end of function. Reindent.
5661 2005-09-24 Ian Lance Taylor <ian@airs.com>
5663 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5664 NEGATE_EXPR/BIT_NOT_EXPR case.
5666 2005-09-24 Richard Henderson <rth@redhat.com>
5668 * c-common.c (handle_mode_attribute): When not modifying in place,
5669 create subtypes for enumerations.
5670 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5671 * gimplify.c (create_tmp_from_val): Likewise.
5673 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5675 * config/i386/i386.md (*tls_global_dynamic_64,
5676 *tls_local_dynamic_base_64): Add missing mode to call.
5677 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5679 2005-09-24 Jan Hubicka <jh@suse.cz>
5681 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5682 (cgraph_clone_node): Likewise.
5683 * cgraph.h (cgraph_clone_edge): Update prototype.
5684 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5685 duplicated prototypes; add updating argument.
5686 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5687 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5689 (cgraph_mark_inline_edge): Likewise.
5690 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5691 (cgraph_flatten_node): Likewise.
5692 (cgraph_decide_recursive_inlining): Likewise.
5693 (cgraph_decide_inlining_of_small_function): Likewise.
5694 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5696 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5697 Pete Steinmetz <steinmtz@us.ibm.com>
5699 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5700 (rldic.): Set type to "compare".
5702 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5703 mfjmpr for MFCTR/MFLR.
5704 (movdf_hardfloat64): Same.
5705 (movdf_softfloat64): Same. Correct order of store and move types.
5706 (movti_string): Set type to store_ux/load_ux.
5707 (load_multiple): Set type to load_ux.
5708 (store_multiple): Set type to store_ux.
5709 (movmemsi): Set type to store_ux.
5710 (output_cbranch direct_return): Set type to jmpreg.
5711 (stmw): Set type to store_ux.
5712 (lmw): Set type to load_ux.
5713 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5714 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5715 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5716 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5717 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5718 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5719 (rios1-fpstore): Increase latency to 3.
5720 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5721 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5723 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5724 Andrew Pinski <pinskia@physics.uc.edu>
5726 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5727 operand2 constraint to "b".
5728 (sync_<fetchop_name>di_internal): Same.
5729 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5731 (sync_old_<fetchop_name>di_internal): Same.
5732 (sync_new_<fetchop_name>si_internal): Same.
5733 (sync_new_<fetchop_name>di_internal): Same.
5735 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5738 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5739 case, define as macros.
5741 PR rtl-optimization/23837
5742 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5743 clobber / clobber match between dest and p->first.
5745 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5746 (no_conflict_move_test): Update comments.
5748 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5750 * doc/install.texi: Update URL for Jacks.
5751 * doc/sourcebuild.texi: Likewise.
5753 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5756 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5757 registers when choosing register preferences.
5758 (movdf_hardfloat64): Same.
5760 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5762 * expmed.c (expand_shift): Don't use the target of the rotate as
5763 target for the first expanded shift insn.
5764 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5766 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5768 PR tree-optimization/22438
5769 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5770 preserved iv rhs rewriting specially.
5772 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5774 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5775 estimate_only is true.
5776 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5777 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5778 tree-ssa-structalias.c
5779 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5780 ref_contains_indirect_ref.
5781 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5783 2005-09-21 DJ Delorie <dj@redhat.com>
5785 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5787 (mn10300_return_in_memory): Support variable size types also.
5788 (mn10300_pass_by_reference): Likewise.
5789 (mn10300_function_value): New.
5790 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5791 (FUNCTION_OUTGOING_VALUE): Likewise.
5792 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5793 * doc/invoke.texi: Document it.
5795 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5798 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5799 force integer op1 into register for XFmode compares.
5801 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5804 * expmed.c (alg_code): Add alg_impossible.
5805 (alg_hash_entry): Add cost.
5806 (synth_mult): Record alg_impossible in the hash table if
5807 multiplication by a given integer is impossble within the
5808 limit. Speed up using alg_impossible.
5810 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5812 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5813 argument. Allow and set any offset if needs_anyoffset is passed
5815 (get_constraint_for): Add argument here too.
5817 (do_structure_copy): Pass NULL to get_constraint_for.
5818 (handle_ptr_arith): Ditto.
5819 (find_func_aliases): Ditto.
5821 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5823 PR rtl-optimization/23898
5824 * output.h (get_attr_min_length): Declare.
5825 * final.c (get_attr_length_1): New function, broken out of:
5827 (get_attr_min_length): New function.
5828 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5829 (duplicate_computed_gotos): Likewise.
5830 * genattr.c (insn_min_length): Generate declaration.
5831 * genattrtab.c (min_fn, min_attr_value): New functions.
5832 (make_length_attrs): Generate insn_min_length.
5834 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5836 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5838 2005-09-20 Richard Henderson <rth@redhat.com>
5840 PR tree-optimization/24059
5841 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5844 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5846 * c.opt (fextended-identifiers): New.
5847 * c-opts.c (c_common_handle_option): Handle
5848 -fextended-identifiers.
5849 * doc/cpp.texi: Update documentation of extended identifiers.
5850 * doc/cppopts.texi (-fextended-identifiers): Document.
5852 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5854 PR tree-optimization/23929
5855 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5858 PR tree-optimization/23818
5859 * tree-stdarg.c (execute_optimize_stdarg): Call
5860 calculate_dominance_info.
5862 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5864 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5865 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5866 (compute_overlap_steps_for_affine_1_2): Use
5867 get_number_of_iters_for_loop.
5868 (analyze_subscript_affine_affine): Check whether difference is
5870 Use get_number_of_iters_for_loop.
5871 Check whether overlap occurs outside of bounds.
5872 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5874 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5876 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5877 base register if possible.
5879 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5881 PR tree-optimization/18463
5882 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5883 converting it directly is not possible.
5884 (chrec_convert_aggressive): New function.
5885 * tree-chrec.h (chrec_convert_aggressive): Declare.
5886 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5887 Fold chrec conversions aggressively if asked to.
5888 (instantiate_parameters): Modified because of changes in
5889 instantiate_parameters_1.
5891 2005-09-19 Richard Henderson <rth@redhat.com>
5893 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5894 (reduc_splus_v2df): New.
5896 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5898 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5899 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5901 2005-09-19 Richard Henderson <rth@redhat.com>
5903 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5906 2005-09-19 Richard Henderson <rth@redhat.com>
5908 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5909 (ia64_expand_dot_prod_v8qi): New.
5910 * config/ia64/ia64-protos.h: Update.
5911 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5912 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5913 sdot_prodv8qi, sdot_prodv4hi): New.
5914 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5916 2005-09-19 Richard Henderson <rth@redhat.com>
5919 * real.c (exact_real_truncate): Return false if the format cannot
5920 represent the number as a normal.
5922 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5923 for a memory source.
5925 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5927 * tree-ssa-operands.c (swap_tree_operands): Export.
5928 * tree.h (swap_tree_operands): Declare.
5929 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5930 Call swap_tree_operands.
5932 2005-09-19 Richard Henderson <rth@redhat.com>
5934 * tree-flow.h (merge_alias_info): Declare.
5935 * tree-ssa-copy.c (merge_alias_info): Export.
5936 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5937 (vect_create_data_ref_ptr): Use create_iv directly.
5938 (vectorizable_load): Use correct types for integer constants.
5939 (vect_generate_tmps_on_preheader): Likewise.
5940 (vect_gen_niters_for_prolog_loop): Likewise.
5942 2005-09-19 Steven Bosscher <stevenb@suse.de>
5944 PR rtl-optimization/23943
5945 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5947 2005-09-18 Jan Hubicka <jh@suse.cz>
5949 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5951 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5953 * varasm.c (output_constant): Do not abort on conversions to union
5954 types between different sizes.
5956 2005-09-18 Richard Guenther <rguenther@suse.de>
5959 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5962 2005-09-18 Paul Brook <paul@codesourcery.com>
5964 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5966 2005-09-17 Richard Henderson <rth@redhat.com>
5968 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5969 * tree-ssa-loop.c (pass_vect_dce): Remove.
5970 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5973 2005-09-17 Richard Henderson <rth@redhat.com>
5975 * tree-pass.h (pass_vect_dce): Declare.
5976 * passes.c (init_optimization_passes): Add it.
5977 * tree-flow.h (tree_ssa_dce): Declare.
5978 * tree-ssa-dce.c (tree_ssa_dce): Export.
5979 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5980 (gate_tree_vectorize): ... here.
5981 (pass_vect_dce): New.
5983 2005-09-17 Jan Hubicka <jh@suse.cz>
5985 * except.c (struct eh_status): Turn region_array into vec.
5986 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5987 convert_from_eh_region_ranges, find_exception_handler_labels,
5988 current_function_has_exception_handlers, assign_filter_values,
5989 build_post_landing_pads, dw2_build_landing_pads,
5990 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5991 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5992 foreach_reachable_handler, can_throw_internal_1,
5993 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5995 (duplicate_eh_region_1): Update region_array.
5996 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5998 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6001 * expmed.c (expand_mult): Substitute simple register for op0 when
6004 2005-09-17 Richard Henderson <rth@redhat.com>
6006 * expr.c (emit_move_via_integer): Add force argument, pass it on
6007 to emit_move_change_mode. Update callers.
6008 (emit_move_complex): Pass true to new force argument.
6009 * function.c (expand_function_end): Move expand_eh_return call
6010 earlier. Merge sub-word complex values into a pseudo before
6011 copying to the return hard register.
6013 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6015 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6016 between different sizes.
6018 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6022 * passes.c (init_optimization_passes): Register dump files for
6025 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6027 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6028 * config/s390/s390.c (s390_overlap_p): New function.
6029 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6030 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6033 2005-09-16 Richard Guenther <rguenther@suse.de>
6035 * ipa-pure-const.c (static_execute): Free auxiliar information.
6036 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6037 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6039 2005-09-15 DJ Delorie <dj@redhat.com>
6041 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6043 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6045 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6047 (swap_commutative_operands_with_target): New.
6049 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6051 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6054 (estimate_iters_using_array): New function.
6055 * tree-data-ref.h (estimate_iters_using_array): Prototype
6056 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6057 Use estimate_iters_using_array instead of analyze_array.
6059 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6061 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6064 2005-09-15 Michael Matz <matz@suse.de>
6066 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6068 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6070 PR tree-optimization/23835
6071 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6072 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6074 2005-09-14 Richard Henderson <rth@redhat.com>
6076 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6077 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6079 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6081 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6082 in the ARRAY_TYPE case.
6084 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6086 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6088 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6091 * tree-vect-transform.c (vectorizable_operation): Return false for
6092 scalar shift operations and for vector shift operations with
6093 non-invariant shift arguments. Use scalar tree operand op1 as
6094 a shift operand when vector shift insn pattern uses scalar shift
6096 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6098 2005-09-14 Olivier Hainque <hainque@adacore.com>
6100 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6101 value if it has side-effects.
6103 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6106 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6108 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6110 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6111 passed as NAME as if it were label at start of function code.
6113 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6115 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6118 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6120 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6121 as early clobber. Rewrite so the PIC register is not implicitly used.
6123 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6125 * tree.c (annotate_with_file_line): Compare line numbers before
6128 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6131 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6132 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6134 2005-09-13 Ian Lance Taylor <ian@airs.com>
6136 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6137 than a HOST_WIDEST_INT to gen_doloop_begin.
6139 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6141 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6143 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6145 PR tree-optimize/23817
6146 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6148 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6151 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6152 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6153 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6154 (restore_stack_nonlocal): Likewise.
6155 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6157 2005-09-12 Ian Lance Taylor <ian@airs.com>
6160 * c.opt (ffriend-injection): New C++ option.
6161 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6162 (C++ Dialect Options): Document -ffriend-injection.
6164 2005-09-12 Josh Conner <jconner@apple.com>
6167 * ipa-reference.c (static_execute): Don't mark variables in
6168 named sections TREE_READONLY.
6170 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6172 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6175 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6177 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6178 V_MUST_DEF instead of just the first_use_p.
6179 Don't mark the virtual variables for renaming on the statement which
6181 (pass_dse): Remove TODO_update_ssa.
6183 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6186 * stor-layout.c (compute_record_mode): For records with a single
6187 field, actually check the field's mode size against the type size.
6189 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6190 registers for TARGET_SHMEDIA.
6191 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6192 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6193 of GENERAL_REGS and FP_REGS.
6195 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6197 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6199 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6201 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6202 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6203 are omitted. Exclude stack_tie insn too.
6205 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6207 PR rtl-optimization/23098
6208 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6210 * config/rs6000/rs6000.md (movdf splitter): Use
6211 const_double_operand predicate for TARGET_POWERPC64.
6212 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6213 SYMBOL_REF method to ABI_V4.
6215 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6216 replace_equiv_address.
6217 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6218 rs6000_sr_alias_set and MEM_NOTRAP.
6219 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6221 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6223 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6224 handle CALL_EXPR again.
6226 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6228 * arm/predicates.md (alignable_memory_operand): Delete.
6230 2005-09-10 Richard Henderson <rth@redhat.com>
6233 * dbxout.c (dbxout_expand_expr): New.
6234 (dbxout_symbol): Use it.
6236 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6238 * arm.c (arm_gen_rotated_half_load): Delete.
6239 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6240 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6241 (thumb_set_return_address): Likewise.
6242 (thumb_load_double_from_address): Use adjust_address.
6243 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6244 (extendhsisi2_mem, movhi_bytes): Use change_address.
6245 (movhi): Use widen_memory_access.
6246 (reload_out_df): Use replace_equiv_address.
6247 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6249 2005-09-09 Richard Henderson <rth@redhat.com>
6252 * dbxout.c: Include expr.h.
6253 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6254 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6255 * Makefile.in (dbxout.o): Add EXPR_H.
6257 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6259 PR tree-optimization/23509
6260 * tree-cfg.c (replace_uses_by): Use replace_exp.
6261 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6262 pointers have name_mem_tag or type_mem_tag set.
6264 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6266 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6267 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6268 of wrongly accessing operands.
6270 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6272 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6273 * tree-chrec.c: Include tree-scalar-evolution.h.
6274 (chrec_convert): Instantiate the base and step before calling
6275 scev_probably_wraps_p that would fail on parametric evolutions.
6276 Collect all the fails into a single section failed_to_convert,
6277 print a diagnostic, and return chrec_dont_know instead of calling
6279 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6280 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6282 (scev_const_prop): Don't replace the definition of a loop closed ssa
6283 phi node by itself, or by another loop closed ssa phi node.
6284 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6285 that base and step are defined.
6287 2005-09-09 Richard Guenther <rguenther@suse.de>
6290 * fold-const.c (fold_ternary): Check truth_value_p before
6291 calling invert_truthvalue.
6293 2005-09-09 Nick Clifton <nickc@redhat.com>
6295 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6296 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6297 dimension of these arrays.
6298 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6300 * longlong.h: Only provide a prototype for the __clz_tab[] array
6301 if this header has not been included from libgcc2.h.
6302 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6304 Provide prototypes for exported functions.
6305 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6308 2005-09-08 Josh Conner <jconner@apple.com>
6312 * expr.c (expand_expr_addr_expr_1): Don't invoke
6313 expand_simple_binop for EXPAND_INITIALIZER.
6315 2005-09-08 Richard Henderson <rth@redhat.com>
6318 * toplev.c (wrapup_global_declaration_1): Split out ...
6319 (wrapup_global_declaration_2): ... from ...
6320 (wrapup_global_declarations): ... here. Return bool.
6321 (check_global_declaration_1): Split out ...
6322 (check_global_declarations): from here.
6323 (emit_debug_global_declarations): New.
6324 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6325 check_global_declaration_1, emit_debug_global_declarations): Declare.
6326 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6327 of decls. Call wrapup_global_declaration_1,
6328 wrapup_global_declaration_2, check_global_declaration_1 directly.
6329 (c_write_global_declarations_2): New.
6331 (c_write_global_declarations): Call c_write_global_declarations_2.
6332 * langhooks.c (write_global_declarations): Call
6333 emit_debug_global_declarations.
6335 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6336 remove decls that have DECL_RTL_SET_P.
6337 * passes.c (rest_of_decl_compilation): Invoke
6338 cgraph_varpool_finalize_decl for all but functions.
6340 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6342 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6343 the result of a conversion if the new min and max cannot be compared.
6345 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6347 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6348 (override_options): Setting s390_sr_alias_set removed.
6349 (save_fpr, save_gprs): Set alias set to vararg or frame.
6350 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6351 s390_sr_alias_set with get_frame_alias_set ().
6352 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6353 get_varargs_alias_set ().
6355 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6359 * c-parser.c (c_parser_objc_method_definition): If the next
6360 token is not "{", error out and don't start the function.
6362 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6364 * tree-vrp.c (extract_range_from_expr): Move the check for non
6365 nullness after the check for gimple invariant.
6367 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6369 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6371 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6374 * config/m32r.md (movmemsi_internal): Canonicalize order of
6375 operands in PLUS component of template.
6377 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6379 * reload1.c (fixup_eh_region_note): Remove assertion.
6380 (fixup_abnormal_edges): Reverted removal of call to
6381 find_many_sub_basic_blocks made on 2005-08-31.
6383 2005-09-07 Richard Henderson <rth@redhat.com>
6385 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6386 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6387 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6388 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6389 rearrange for better packing.
6390 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6391 (lookup_cfa_1): Remove inline marker.
6392 (cfa_equal_p): Split out of ...
6393 (def_cfa_1): ... here. Use INVALID_REGNUM.
6394 (build_cfa_loc): Handle !cfa->indirect.
6395 (frame_pointer_cfa_offset): New.
6396 (dbx_reg_number): Assert register elimination performed; do
6397 leaf register remapping.
6398 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6399 (eliminate_reg_to_offset): New.
6400 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6401 for verifiably local stack frame addresses; re-base to CFA.
6402 (mem_loc_descriptor): Remove can_use_fbreg argument.
6403 (concat_loc_descriptor, loc_descriptor): Likewise.
6404 (containing_function_has_frame_base): Remove.
6405 (rtl_for_decl_location): Don't do register elimination or
6406 leaf register remapping here.
6407 (secname_for_decl): Split out from ..
6408 (add_location_or_const_value_attribute): ... here.
6409 (convert_cfa_to_loc_list): New.
6410 (compute_frame_pointer_to_cfa_displacement): New.
6411 (gen_subprogram_die): Use them.
6412 * tree.h (frame_base_decl): Remove.
6413 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6414 (prologue_stack_adjust): Remove.
6415 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6416 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6417 (set_frame_base_location): Remove.
6418 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6419 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6420 (vt_add_function_parameters): Don't eliminate_regs.
6421 (vt_initialize): Don't create frame_base_decl.
6423 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6425 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6426 version of GNU binutils for 4.x and later.
6428 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6430 * ggc-page.c (ggc_push_context): Remove.
6431 (ggc_pop_context): Likewise.
6432 * ggc.h (ggc_push_context): Remove.
6433 (ggc_pop_context): Likewise.
6435 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6438 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6439 returning from an interrupt handler.
6441 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6444 * config/arc/arc.c (output_shift): Add check for loop count when
6447 2005-09-06 Steven Bosscher <stevenb@suse.de>
6449 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6451 (abs_replacement): Likewise.
6452 (pass_phiopt): Remove TODO_update_ssa.
6454 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6457 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6458 if "return with no value, in function returning non-void" warning
6460 * tree-cfg.c (execute_warn_function_return): Don't look at
6461 RETURN_EXPRs with TREE_NO_WARNING set.
6464 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6465 for internal functions doesn't use registers used by global registers
6466 variables. Use fewer register parameters if there are global register
6469 2005-09-06 Olivier Hainque <hainque@adacore.com>
6470 Eric Botcazou <ebotcazou@adacore.com>
6473 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6474 when we would be extracting outside its bit span (bitpos+bitsize
6475 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6476 Ada unchecked conversions.
6478 2005-09-06 Steven Bosscher <stevenb@suse.de>
6480 * tree-ssa-pre.c (try_look_through_load): New function.
6481 (compute_avail): Use it to try to look through loads for some
6482 more useful expressions.
6484 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6486 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6487 condition for detecting cases like (a&a) and (a^a).
6489 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6491 * common.opt: Add option ftree-vect-loop-version.
6492 * params.def: Add --param vect-max-version-checks.
6493 * doc/invoke.texi: Document ftree-vect-loop-version and
6494 --param vect-max-version-checks.
6495 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6496 may_misalign_stmts and defines for accessors.
6497 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6498 LOOP_VINFO_MAY_MISALIGN_STMTS.
6499 (destroy_loop_vec_info): VEC_free for
6500 LOOP_VINFO_MAY_MISALIGN_STMTS.
6501 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6502 Update documentation.
6503 (vect_update_misalignment_for_peel): New.
6504 (vect_enhance_data_refs_alignment): Update to choose loop
6505 peeling or loop versioning if appropriate for the (potentially)
6506 unaligned data references in the loop.
6507 (vect_analyze_data_refs_alignment): Remove call to
6508 vect_enhance_data_refs_alignment so the checks can be done
6510 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6511 and move up call to vect_analyze_data_refs_alignment.
6512 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6513 (vect_transform_loop): Add call to loop_version.
6515 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6517 PR rtl-optimization/23098
6518 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6519 * simplify-rtx.c (constant_pool_reference_p): New function.
6520 * rtl.h (constant_pool_reference_p): New prototype.
6521 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6522 constant_pool_reference_p in condition and
6523 avoid_constant_pool_reference in preparation statements.
6525 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6527 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6528 STRICT_LOW_PART SETs.
6530 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6533 * except.c (sjlj_emit_function_enter): Find the function begin
6534 note even when it's not in first basic block.
6536 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6538 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6539 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6540 * aclocal.m4: Regenerate.
6542 2005-09-05 DJ Delorie <dj@redhat.com>
6544 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6547 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6549 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6550 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6551 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6552 Follow spelling conventions.
6553 * doc/invoke.texi: Follow spelling conventions.
6555 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6557 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6558 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6559 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6561 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6564 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6565 (output_stack_adjust): Use gen_tmp_stack_mem.
6566 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6567 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6568 (sh_get_pr_initial_val): Likewise.
6569 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6570 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6571 * sh.md (divsi_inv_m0): Use gen_const_mem.
6572 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6573 (movdf_i4+1): Use gen_tmp_stack_mem.
6574 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6575 (fpu_switch+2): Likewise.
6576 (movv4sf_i, movv16sf_i): Use adjust_address.
6577 (symGOT_load): Set MEM_NOTRAP_P bit.
6579 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6582 * pa.c (emit_move_sequence): Fix typo in last change.
6584 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6586 PR rtl-optimization/23454
6587 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6590 2005-09-03 Richard Henderson <rth@redhat.com>
6591 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6594 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6597 2005-09-02 Nicolas Pitre <nico@cam.org>
6599 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6600 to bit_count to 32 bits.
6602 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6605 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6606 generating synthetic loads from volatile lvalues.
6608 005-09-02 Nick Clifton <nickc@redhat.com>
6610 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6611 __ctzhi2, __clzhi2): New functions.
6613 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6616 * tree-nested.c (struct var_map_elt): Mark with GTY.
6617 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6619 (lookup_field_for_decl): Allocate new element in GC memory.
6620 (lookup_tramp_for_decl): Likewise.
6621 (convert_nl_goto_reference): Likewise
6622 (create_nesting_tree): Allocate info in GC memory. Likewise for
6624 (free_nesting_tree): Free with ggc_free instead of free.
6625 (root): New static variable.
6626 (lower_nested_functions): Remove root as local variable. And zero out
6627 root at the end of the function.
6629 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6631 PR rtl-optimization/20365
6632 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6633 to short. New member ix.
6634 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6635 (simplify_plus_minus): Initialize ix members before calling qsort.
6637 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6639 PR tree-optimization/23626
6640 * tree-cfg.c (replace_uses_by): Clean up eh info.
6642 2005-09-01 DJ Delorie <dj@redhat.com>
6644 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6647 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6649 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6650 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6653 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6655 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6656 do not issue warning for a variable definition following
6659 2005-09-01 Richard Henderson <rth@redhat.com>
6662 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6663 conversion to CONST_VECTOR.
6665 2005-09-01 Richard Henderson <rth@redhat.com>
6668 * reload1.c (reload_as_needed): Check !CALL_P before calling
6669 fixup_eh_region_note.
6670 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6672 2005-09-01 DJ Delorie <dj@redhat.com>
6674 * varasm.c (output_constant): Let the target resolve
6675 conversions of addresses to non-default pointer sizes.
6677 2005-09-01 Nicolas Pitre <nico@cam.org>
6679 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6680 to alow matching ARM pre-indexed addressing mode.
6681 (arm_override_options): Remove now irrelevant comment.
6683 2005-09-01 Phil Edwards <phil@codesourcery.com>
6685 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6686 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6687 * config/i386/vxworks.h: Likewise.
6688 * config/i386/t-vxworksae: New file, for VxWorks AE.
6689 * config/i386/vxworksae.h: Likewise.
6691 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6693 PR tree-optimization/23410
6694 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6695 sequence is not wrapping during the first step.
6697 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6700 * dwarf2out.c (base_type_die): Compare char_type_node with
6701 TYPE_MAIN_VARIANT (type), not type.
6703 2005-09-01 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/15366
6706 * common.opt: Add -finline-functions-called-once.
6707 Put -fearly-inlining in alphabetically ordered place.
6708 * doc/invoke.texi: Document new option.
6709 * ipa-inline.c (cgraph_decide_inlining): Honour
6710 flag_inline_functions_called_once.
6712 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6714 PR rtl-optimization/23478
6715 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6716 (alloc_qty): Initialize it.
6717 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6718 (combine_regs): Combine also n_throwing_calls_crossed fields.
6719 (find_free_reg): Don't attempt to caller-save pseudos crossing
6720 calls that might throw.
6721 * global.c (struct allocno): Add throwing_calls_crossed field.
6722 (global_alloc): Revert 2005-08-22 change. Initialize
6723 throwing_calls_crossed.
6724 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6727 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6730 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6731 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6732 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6733 (and64_2_operand): Tweak to use predicate.
6734 (and_operand): Adjust for mask_operand changes.
6735 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6736 (print_operand): Likewise.
6737 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6738 (mask64_1or2_operand): Delete.
6739 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6740 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6741 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6742 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6743 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6744 (rotldi3_internal4): Likewise.
6745 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6746 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6747 (ashldi3_internal7): Likewise.
6748 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6749 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6750 (anddi3 split): Don't match mask64_operand.
6751 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6752 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6753 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6754 't' splitter predicate.
6755 (movdi_internal64 + 2): Revert 2005-06-11 change.
6757 2005-08-31 DJ Delorie <dj@redhat.com>
6759 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6760 (m32c_asm_integer): Add support for 32 bit pointers.
6762 2005-08-31 Richard Henderson <rth@redhat.com>
6764 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6765 component-like references for setting MEM_NOTRAP_P.
6767 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6768 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6770 2005-08-31 Richard Henderson <rth@redhat.com>
6772 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6773 into a pseudo before applying gen_lowpart.
6775 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6777 * doc/install.texi (Specific): Update cctools version required
6778 for full functionality.
6779 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6780 linkers as -macosx_version_min.
6782 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6785 * sh.c (print_operand, %R and %S): Add handling of floating point
6786 registers, memory, constants and invalid operands.
6788 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6790 * ipa-pure-const.c: Change dump name.
6792 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6795 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6796 to "reg_or_0_operand".
6797 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6799 2005-08-31 Dale Johannesen <dalej@apple.com>
6801 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6802 loops that count down.
6804 2005-08-31 Richard Henderson <rth@redhat.com>
6807 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6808 (fixup_eh_region_note): New.
6809 (reload_as_needed): Call it.
6810 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6811 don't call find_many_sub_basic_blocks; call verify_flow_info.
6812 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6813 (keep_stack_depressed): Likewise.
6814 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6816 2005-08-31 Richard Henderson <rth@redhat.com>
6818 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6821 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6823 * expr.c (expand_expr_real_1): Compare size of address
6824 mode to target's address mode size in deciding expansion of
6825 the constant address.
6827 2005-08-31 Richard Guenther <rguenther@suse.de>
6830 * expr.c (all_zeros_p): New function.
6831 (expand_expr_real_1): Handle the case of an all-zero
6832 non-addressable constructor separately.
6834 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6836 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6837 arguments, adjust all callers.
6838 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6840 2005-08-30 Richard Henderson <rth@redhat.com>
6843 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6844 whenever the mode sizes match.
6846 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6848 * calls.c (load_register_parameters): Fix comment typo.
6849 * expr.c (emit_push_insn): Comment formatting.
6851 2005-08-30 Ian Lance Taylor <ian@airs.com>
6853 * config/i386/x-cygwin (host-cygwin): Change dependency from
6854 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6856 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6858 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6861 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6864 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6865 call to ggc_collect.
6867 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6870 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6871 beginning. Remove $(INCLUDES) from all the rules, if following
6872 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6874 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6877 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6878 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6879 not constant, but maxlen is, don't set len to maxlen, rather
6880 set maxlen to len if len is a constant.
6882 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6884 PR tree-optimization/23475
6885 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6888 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6890 Fix PR middle-end/22455
6892 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6893 Checksum only the parts of the tree that exist for the tree code.
6895 2005-08-28 Dale Johannesen <dalej@apple.com>
6897 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6899 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6901 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6903 2005-08-28 Richard Henderson <rth@redhat.com>
6905 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6906 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6909 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6912 * builtins.c (get_memory_rtx): Don't strip nops
6913 in between COMPONENT_REFs.
6915 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6918 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6920 (gimplify_modify_expr): Check for zero sized types and gimplify the
6921 rhs and lhs as statements.
6923 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6926 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6927 state for return address column of signal frames.
6929 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6932 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6933 bytes >= 2 not bytes == 2.
6934 (expand_block_move): Same.
6936 2005-08-27 Richard Guenther <rguenther@suse.de>
6939 * config/i386/sse.md (sse2_movsd): Add missing closing
6942 2005-08-27 Paul Brook <paul@codesourcery.com>
6944 * genrecog.c (enum decision_type): Add DT_num_insns.
6945 (struct decision_test): Add u.num_insns.
6946 (add_to_sequence): Add DT_num_insns test.
6947 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6948 (write_cond, debug_decision_2): Ditto.
6949 (change_state): Assume peep2_next_insn never fails.
6950 Remove "afterward" argument.
6951 (write afterward, write_tree): Update to match.
6952 * recog.c (peep2_current_count): New variable.
6953 (peep2_next_insn): Check it.
6954 (peephole2_optimize): Set peep2_current_count.
6955 * recog.h (peep2_current_count): Declare.
6957 2005-08-26 Josh Conner <jconner@apple.com>
6960 * ipa-pure-const.c (check_tree): Check for volatile-ness
6961 when considering a dereference.
6963 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6965 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6967 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6969 PR rtl-optimization/23561
6970 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6971 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6972 at most LEN bytes long memory fits into the field.
6973 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6974 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6975 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6977 2005-08-26 Richard Henderson <rth@redhat.com>
6980 * loop.c (biased_biv_may_wrap_p): New.
6981 (maybe_eliminate_biv_1): Use it to suppress non-equality
6982 comparison transformations. Delete disabled code.
6984 2005-08-26 Ian Lance Taylor <ian@airs.com>
6986 * combine.c (make_extraction): Avoid reference outside object.
6988 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6990 * stor-layout.c (finalize_type_size): Restore behaviour for
6991 non-aggregate types to the status quo ante of the patch for
6992 pr 23467. Document why it matters.
6994 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6997 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6998 array by one element, initialize the BT_LAST element with NULL.
7000 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7002 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7003 optimizing for size.
7005 (compare_plus_eqsi): Same.
7006 (plus_eqsi_compare): Same.
7007 (neg_eq0<mode>): Same.
7008 (neg_eq<mode>): Same.
7010 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7013 2005-08-26 Nick Clifton <nickc@redhat.com>
7015 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7016 TARGET_EP is not defined.
7017 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7018 TARGET_EP is enabled.
7019 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7020 * config/v850/v850.md (save_all_interrupt): Only use the EP
7021 register if TARGET_EP is defined.
7022 (restore_all_interrupt): Likewise.
7023 * config/v850/lib1funcs.asm: Update functions so that the EP
7024 register is only used if __EP__ is defined.
7026 2005-08-26 David Ung <davidu@mips.com>
7028 * config/mips/mips.c (mips_expand_prologue): Handle case when
7029 generating for MIPS16 and the outgoing argument area is more than
7030 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7033 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7035 * config/crx/crx.md: Make doloop_end pattern usage controllable
7036 via mloop-nesting=<max-nesting> command line switch. Make sure
7037 the combiner cannot use doloop_end_<mode> in an illegal way.
7038 * config/crx/crx.c: Use regs up to r6 for argument passing.
7039 Refine crx_address_cost (non cst4 displacements are expensive).
7040 * config/crx/crx.opt: Add switch for mloop-nesting=.
7042 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7044 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7045 (UNSPEC_MVST): New constant.
7047 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7049 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7050 Reject operands containing eliminable registers.
7051 * testsuite/gcc.dg/20050825-1.c: New testcase.
7053 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7054 Jan Hubicka <jh@suse.cz>
7056 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7058 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7060 PR tree-optimization/23546
7061 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7064 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7066 * params.def (PARAM_MIN_SPEC_PROB): New.
7067 * sched-rgn.c (MIN_PROBABILITY): Delete.
7068 (compute_trg_info): Convert to PARAM_VALUE.
7069 * doc/invoke.texi (param): Document min-spec-prob.
7071 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7073 * config/darwin.h: define __PIC__
7074 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7075 TARGET_OS_CPP_BUILTINS macro.
7077 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7079 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7082 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7084 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7086 * cfghooks.c (duplicate_block): Added position where to place
7087 new block as argument.
7088 * cfghooks.h (duplicate_block): Declaration changed.
7089 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7091 * cfglayout.h (copy_bbs): Declaration changed.
7092 * cfgloop.h (loop_version): Declaration changed.
7093 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7094 position to copy_bbs.
7095 (loop_version): Pass position to duplicate_loop_to_header_edge.
7096 Add place_after argument and position new blocks according to
7098 * modulo-sched.c (sms_schedule): Pass place_after argument
7100 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7101 * tree-cfg.c (split_edge_bb_loc): New function.
7102 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7103 to determine position of new blocks.
7104 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7106 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7107 argument to duplicate_block.
7108 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7109 Pass position to copy_bbs.
7111 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7113 * fold-const.c (ptr_difference_const): Use
7114 cst_and_fits_in_hwi instead of host_integerp.
7116 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7118 * config/darwin.c (gen_pic_offset): New.
7119 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7122 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7124 PR tree-optimization/23486
7125 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7127 2005-08-23 Phil Edwards <phil@codesourcery.com>
7129 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7130 remove use_collect2.
7131 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7133 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7134 configuration files to override the default value.
7136 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7137 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7138 * config/vx-common.h: New file, split out from...
7139 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7140 * config/vxworksae.h: New file, for VxWorks AE.
7141 * config/vxworks.opt: New file.
7142 * config/vxlib.c: Update for VxWorks 6.
7144 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7145 other MULTILIB_* variables appropriately.
7146 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7147 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7148 * config/rs6000/vxworks.h: Update for VxWorks 6.
7149 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7151 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7154 * config/darwin.c (machopic_select_section): Remove the hack to
7155 mark "::operator new" and "::operator delete" for coalescing
7156 even though they are not weak.
7158 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7160 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7161 * configure: Regenerate.
7163 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7166 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7168 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7169 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7172 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7174 * config/rs6000/predicates.md (equality_operator): New.
7175 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7176 comparison with a large constant.
7178 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7180 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7182 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7184 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7185 registers is even, and we have a hardware double precision fp,
7187 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7188 size of current argument when checking if argument was passed in
7191 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7194 * stor-layout.c (finalize_type_size): Dont override
7195 existing alignment with a smaller alignment from the mode.
7197 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7199 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7200 * lambda.h (lambda_vector_lexico_pos): ... here.
7201 * tree-data-ref.c (build_classic_dist_vector): Return false when
7202 the distance vector is lexicographically negative.
7204 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7206 PR tree-optimization/23511
7207 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7208 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7210 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7212 PR tree-optimization/22043
7213 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7214 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7215 If ALLOW_FLEXARR, handle types ending with flexible array member.
7216 Pass false as second argument to recursive count_type_elements calls.
7217 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7218 argument to count_type_elements call.
7219 * tree-sra.c (decide_block_copy): Likewise.
7220 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7221 for a constant-sized object, set cleared as well. Pass true as
7222 second argument to count_type_elements call.
7224 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7227 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7228 from legitimate_small_data_p, and make global. Update use.
7229 Remove forward declaration.
7230 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7232 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7234 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7236 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7237 of scratch intermediates.
7238 (eq<mode>_compare): Same.
7239 (neg_eq0<mode>): New.
7240 (neg_eq<mode>): Convert to define_insn_and_split.
7242 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7245 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7246 stdarg functions, set/clear the fp marker even when no variable
7248 * config/rs6000/sysv4.opt (mprototype): Describe.
7250 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7252 PR rtl-optimization/23478
7253 * regs.h (reg_info): Add throw_calls_crossed.
7254 (REG_N_THROWING_CALLS_CROSSED): Define.
7255 * flow.c (allocate_reg_life_data): Initialize
7256 REG_N_THROWING_CALLS_CROSSED.
7257 (propagate_one_insn, attempt_auto_inc): Update
7258 REG_N_THROWING_CALLS_CROSSED.
7259 * global.c (global_alloc): Don't allocate pseudos across
7260 calls that may throw.
7262 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7265 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7266 value is inbetween the range if we did not find an exact match.
7268 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7270 * doc/invoke.texi (Option Summary): Add ms1 options.
7271 * doc/extend.texi: Document interrupt handler attribute for ms1.
7272 * doc/md.texi: Document ms1 constraints.
7273 * config.gcc: Add ms1-*-elf.
7274 * config/ms1/ms1.h: New.
7275 * config/ms1/ms1.c: New.
7276 * config/ms1/ms1.md: New.
7277 * config/ms1/ms1-protos.h: New.
7278 * config/ms1/ABI.txt: New.
7279 * config/ms1/crti.asm: New.
7280 * config/ms1/crtn.asm: New.
7281 * config/ms1/lib2extra-funcs.c: New.
7282 * config/ms1/t-ms1: New.
7283 * config/ms1/ms1.opt: New.
7285 2005-08-22 Ira Rosen <irar@il.ibm.com>
7287 * config/rs6000/altivec.md (xorv4sf3): New.
7288 (negv4sf2, neg<mode>2): Likewise.
7290 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7293 * config/ia64/ia64.md (divsi3): Check divide by zero.
7294 (udivsi3): Likewise.
7296 (udivdi3): Likewise.
7298 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7300 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7301 up to elem_bitsize bits, not max_bitsize.
7303 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7305 PR tree-optimization/23433
7306 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7307 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7309 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7311 PR tree-optimization/23434
7312 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7313 the iteration bound is not an INTEGER_CST.
7315 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7317 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7318 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7319 NULL if need_epilog_adjust is false.
7320 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7321 Case 3 always peels first itration, not just for PLUS case, and no need
7322 to use scalar_initial_def here. Create an epilog adjustment only if
7323 scalar_initial_def is not NULL.
7325 (vectorizable_reduction): Remove assert.
7327 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7330 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7331 (__moddi3): Likewise.
7332 (__udivdi3): Likewise.
7333 (__umoddi3): Likewise.
7334 (__divsi3): Likewise.
7335 (__modsi3): Likewise.
7336 (__udivsi3): Likewise.
7337 (__umodsi3): Likewise.
7339 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7341 * tree-pass.h (TDF_GRAPH): Define.
7342 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7343 * passes.c (finish_optimization_passes): Only call
7344 finish_graph_dump_file if TDF_GRAPH is set.
7345 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7346 NULL. Set TDF_GRAPH bit.
7347 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7349 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7351 * arm.h (arm_stack_offsets): Add locals_base field.
7352 * arm.c (arm_get_frame_offsets): Compute it.
7353 (thumb_compute_initial_elimination offset): Make the Thumb frame
7354 pointer point to the base of the local variables.
7355 (thumb_expand_prologue): Update accordingly.
7356 (thumb_expand_epilogue): Likewise.
7358 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7359 mode of clobbered scratch to DImode. Handle a case that's known to
7362 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7364 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7365 (gt0<mode>_compare): Delete.
7366 (neg_gt0<mode>): Delete.
7368 2005-08-19 Eric Christopher <echristo@apple.com>
7370 * optabs.h: Change CTI_ to COI_.
7373 2005-08-19 James E Wilson <wilson@specifix.com>
7375 * builtins.c (expand_builtin_return_addr): Set
7376 current_function_accesses_prior_frames when count != 0. Use
7377 frame_pointer_rtx when count == 0.
7378 * function.h (struct function): Add accesses_prior_frames field.
7379 (current_function_accesses_prior_frames): Define.
7380 * reload1.c (init_elim_table): Check
7381 current_function_accesses_prior_frames.
7382 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7384 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7386 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7387 indicator. Return true if the flowgraph changed during
7390 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7393 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7394 conditional expression before testing its value.
7396 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7398 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7400 2005-08-19 Devang Patel <dpatel@apple.com>
7402 PR tree-optimization/23048
7403 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7404 third parameter. Check whether latch is dominated by exit
7406 (if_convertible_loop_p): Supply exit block itself to
7407 if_convertible_bb_p.
7409 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7412 * arm.md (arm_load_pic_register): Change argument to the mask of
7413 saved registers. Call thumb_find_work_register if we need a
7414 scratch register on Thumb.
7415 (arm_expand_prologue): Pass empty register set to
7416 arm_load_pic_register.
7417 (thumb_expand_prologue): Pass live_regs_mask directly to
7418 arm_load_pic_register.
7419 * arm-protos.h (arm_load_pic_register): Update prototype.
7421 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7423 * sh.c (find_sole_member): New function.
7424 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7425 if the record's alignment is larger than the size of its only member.
7427 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7430 * arm.c (thumb_legitimize_reload_address): New function.
7431 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7432 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7434 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7436 * config/crx/crx.c: Implement crx_decompose_address. Reject
7437 symbolic displacements since CRX register relative adressing
7438 mode can't handle unsigned 32-bit values as displacements.
7439 * config/crx/crx.h: Simplify definitions, remove redundant
7440 parenthesis and obsolete macros.
7441 * config/crx/crx.opt: Add new switch for debugging addresses.
7442 * config/crx/crx-protos.h: Add new declarations for above.
7444 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7447 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7450 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7452 * collect2.c (dup2): Delete.
7453 * configure.ac: Don't check for dup2.
7455 * config.in, configure: Regenerate.
7457 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7459 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7460 record with the type of its only member.
7462 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7464 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7465 define_insn_and_split.
7466 (plus_ltu<mode>_compare): Same.
7467 (gtu<mode>_compare): Same.
7468 (plus_gtu<mode>_compare): Same.
7470 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7472 PR tree-optimization/22228
7473 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7475 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7476 are recorded in vect_vnames_to_rename for renaming.
7477 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7478 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7479 in vect_vnames_to_rename.
7480 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7481 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7483 2005-08-18 Jan Hubicka <jh@suse.cz>
7486 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7487 info only for local statics, not for member variables.
7489 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7491 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7493 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7495 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7497 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7500 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7502 2005-08-17 James E Wilson <wilson@specifix.com>
7504 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7507 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7509 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7510 (leu<mode>_compare): Same.
7511 (plus_leu<mode>): Same.
7512 (neg_leu<mode>): Same.
7513 (and_neg_leu<mode): Same.
7514 (ltu<mode>_compare): Same.
7515 (plus_ltu<mode>): Same.
7517 (geu<mode>_compare): Same.
7518 (plus_geu<mode>): Same.
7519 (neg_geu<mode>): Same.
7520 (and_neg_geu<mode>): Same.
7521 (plus_gt<mode>): Same.
7522 (gtu<mode>_compare): Same.
7523 (plus_gtu<mode>): Same.
7525 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7527 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7528 Move call_table_data to end. Delete spurious .text.
7529 (callt_save_all_interrupt): Fix comment typo.
7531 2005-08-17 James E Wilson <wilson@specifix.com>
7532 Kevin Winchester <winchester@amirix.com>
7535 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7537 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7540 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7541 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7543 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7545 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7546 record with the type of its only member if the modes don't match.
7548 * varasm.c (decode_reg_name): Skip empty additional register names.
7550 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7552 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7553 lsm_tmp_name_length): New.
7554 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7555 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7557 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7558 Andreas Krebbel <krebbel1@de.ibm.com>
7560 * config.gcc: Added z9-109 switch.
7561 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7562 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7563 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7564 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7565 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7566 for "z9_109" cpu attribute.
7567 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7568 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7569 (s390_handle_arch_option): Added z9-109 switch.
7570 (override_options): Set respective cost function for z9-109.
7571 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7572 (legitimate_reload_constant_p): Accept extended immediates.
7573 (print_operand): Three new output modifiers added: k, m and o.
7574 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7575 (s390_output_mi_thunk): Use extended immediate when possible.
7576 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7577 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7578 (CONSTRAINT_LEN): Added length of O constraint.
7579 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7580 * config/s390/s390.md ("cpu"): New value z9_109 added.
7581 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7582 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7583 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7584 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7585 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7586 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7587 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7588 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7589 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7590 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7591 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7592 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7593 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7594 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7595 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7597 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7598 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7599 insns for TARGET_EXTIMM.
7601 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7603 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7605 2005-08-17 Nick Clifton <nickc@redhat.com>
7607 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7608 Call default_encode_section_info.
7610 2005-08-17 Steven Bosscher <stevenb@suse.de>
7612 PR tree-optimization/21574
7613 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7614 constant, return CONSTANT.
7615 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7616 (ccp_fold, visit_assignment): Likewise.
7617 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7619 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7621 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7622 fold_buildN instead of buildN then fold_initializer or fold.
7623 (build_unary_op): Likewise.
7624 (build_binary_op): Likewise.
7625 * fold-const.c (fold_initializer): Remove.
7626 (fold_build1_initializer): New function.
7627 (fold_build2_initializer): New function.
7628 (fold_build3_initializer): New function.
7629 * tree.h (fold_initializer): Remove.
7630 (fold_build1_initializer): New function.
7631 (fold_build2_initializer): New function.
7632 (fold_build3_initializer): New function.
7634 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7636 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7637 (try_move_mult_to_index): Call fold_build2 instead of build2.
7638 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7639 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7640 fold_binary_to_constant.
7641 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7643 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7644 check if A == gcd (A, B). Remove TYPE argument.
7645 (analyze_offset) Use fold_build2 instead of fold (build.
7646 (create_data_ref): Likewise.
7647 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7648 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7651 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7653 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7654 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7656 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7659 * gimplify.c (zero_sized_type): New function.
7660 (gimplify_modify_expr_rhs): If we have a zero sized type,
7661 replace the statement with an empty statement.
7663 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7668 2005-08-16 Ian Lance Taylor <ian@airs.com>
7670 * doc/tm.texi (Label Output): Correct typo.
7672 2005-08-16 Steven Bosscher <stevenb@suse.de>
7675 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7676 force_operand will work later on using have_insn_for.
7678 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7680 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7682 2005-08-16 Ian Lance Taylor <ian@airs.com>
7685 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7686 vector type, don't try to construct it element by element. Add an
7687 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7689 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7691 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7693 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7695 * doc/invoke.texi (Precompiled Headers): Document some more options
7696 which are known to be safe.
7698 2005-08-16 James E Wilson <wilson@specifix.com>
7700 PR tree-optimization/21105
7701 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7702 TREE_OVERFLOW check.
7704 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7706 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7707 (neg_ltu<mode>): Same.
7709 (neg_gtu<mode>): Same.
7711 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7713 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7714 (fold_builtin_isdigit): Use fold_buildN.
7715 (build_function_call_expr): Likewise.
7716 * c-typeck.c (c_finish_loop): Likewise.
7718 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7719 Richard Shann <rshann@superh.com>
7721 PR middle-end/20396:
7722 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7724 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7726 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7728 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7731 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7732 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7735 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7738 * fold-const.c (build_range_check): Disable optimization for function
7739 pointer expressions on targets that require function pointer
7742 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7744 * simplify-rtx.c (simplify_const_relational_operation): When
7745 extracting arguments of a COMPARE, recompute the mode as well.
7747 2005-08-15 Ian Lance Taylor <ian@airs.com>
7749 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7751 2005-08-15 DJ Delorie <dj@redhat.com>
7753 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7755 (movsi_splittable): Allow, but split, moves to the stack.
7756 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7759 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7761 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7762 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7763 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7765 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7766 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7767 Delete HOST_PTR_PRINTF.
7769 * configure, config.in: Regenerate.
7771 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7773 * config/rs6000/rs6000.md (QHSI): New mode macro.
7774 (wd): Extend mode attr for QImode and HImode
7775 (dbits): New mode attr.
7776 (zero_extend<mode>di2): Convert to mode macro.
7778 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7781 * doc/invoke.texi (-mgnu-ld): Update description.
7784 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7787 * Makefile.in (tree-chrec.o): Depends on real.h.
7788 * tree-chrec.c: Include real.h.
7789 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7790 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7791 * tree-scalar-evolution.c (add_to_evolution_1,
7792 interpret_rhs_modify_expr): Ditto.
7794 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7797 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7798 step is negative compute the estimation from init downwards to zero.
7800 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7802 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7804 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7806 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7808 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7809 Accept double-word constants that can be split.
7810 * config/s390/s390.md ("movti"): Use 'P' constraint.
7811 ("*movdi_31", "*movdf_31"): Likewise.
7813 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7815 Fix PR tree-optimization/22615
7817 * tree-ssa-structalias.c (solution_set_add): Handle
7818 first_vi_for_offset returning NULL.
7819 (do_da_constraint): Ditto.
7820 (do_sd_constraint): Ditto.
7821 (do_ds_constraint): Ditto
7822 (find_func_aliases): Ditto.
7823 (build_constraint_graph): RHS is allowed be ANYTHING.
7824 (first_vi_for_offset): Return NULL if we couldn't find anything at
7827 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7829 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7830 over memory as first operand.
7832 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7835 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7836 available for setting it.
7838 2005-08-14 Ira Rosen <irar@il.ibm.com>
7840 PR tree-optimization/23320
7841 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7842 data-refs' types instead of base object nullness. Add check for
7843 pointer type data-refs before first location comparison. Remove
7846 2005-08-14 Andreas Schwab <schwab@suse.de>
7848 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7850 2005-08-13 James E Wilson <wilson@specifix.com>
7852 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7853 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7854 -fstack-protector-all, --param ssp-buffer-size): Document.
7855 (-Wvariadic-macros): Alphabetize.
7856 (-fsched-stalled-insns-dep): Add missing 'f'.
7858 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7861 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7863 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7864 or indirect address operand.
7865 (EXTRA_ADDRESS_CONSTRAINT): New.
7866 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7868 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7870 PR tree-optimization/22236
7871 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7872 successors and predecessors.
7873 * tree-chrec.c (chrec_convert): Before converting, check that
7874 sequences don't wrap.
7875 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7876 (analyze_array): Extern.
7877 (find_data_references_in_loop): Remove call to
7878 compute_estimated_nb_iterations.
7879 * tree-data-ref.h (analyze_array): Declared.
7880 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7881 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7882 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7883 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7885 * tree-ssa-loop-ivcanon.c: Fix documentation.
7886 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7887 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7888 (infer_loop_bounds_from_undefined): New.
7889 (estimate_numbers_of_iterations_loop): Use
7890 infer_loop_bounds_from_undefined.
7891 (used_in_pointer_arithmetic_p): New.
7892 (scev_probably_wraps_p): Pass an extra parameter. Call
7893 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7894 (convert_step): Fix documentation.
7895 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7896 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7897 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7898 scev_probably_wraps_p.
7900 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7902 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7903 (s390_register_info): Ignore clobbered_regs information for fixed
7904 registers, and only fixed registers.
7905 (s390_init_frame_layout): Remove redundant call.
7907 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7909 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7910 description of -Wold-style-casts.
7912 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7913 Jakub Jelinek <jakub@redhat.com>
7915 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7916 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7917 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7918 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7919 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7920 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7921 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7922 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7923 ("stack_protect_set", "stack_protect_test"): New expanders.
7924 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7925 "stack_protect_testdi"): New insn definitions.
7927 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7929 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7931 2005-08-12 Paul Brook <paul@codesourcery.com>
7933 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7935 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7937 * config/s390/predicates.md (setmem_operand): New predicate.
7938 (shift_count_operand): Accept ANDs with special constants as
7940 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7941 with special constants.
7942 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7943 shift_count_operand with setmem_operand.
7945 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7947 * config/s390/s390.c (s390_extract_part, s390_single_part):
7949 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7950 (s390_output_mi_thunk): Don't use lg on 31 bit.
7951 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7952 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7954 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7956 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7957 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7958 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7959 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7960 with one of the new macros.
7962 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7964 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7965 Don't set save_return_addr_p.
7966 (s390_register_info): Make clobbered_regs not depending on
7969 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7971 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7972 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7974 2005-08-11 James E. Wilson <wilson@specifix.com>
7976 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7978 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7980 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7981 locations gathered by var-tracking in single entry loc_list
7982 over loc_descriptor_from_tree.
7984 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7985 pass it down to loc_descriptor.
7986 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7987 (containing_function_has_frame_base): Move earlier in the file.
7988 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7989 instead of always assuming fbreg can't be used.
7991 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7993 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7994 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7995 Accept address wrapped in AND for Altivec.
7996 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7997 Strip AND wrapping offset address for Altivec.
7999 2005-08-11 Richard Henderson <rth@redhat.com>
8002 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8003 before using TYPE_IS_SIZETYPE.
8005 2005-08-11 Richard Henderson <rth@redhat.com>
8008 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8009 insn types not present on ev4.
8010 (alphaev5_insn_pipe): Similarly.
8012 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8015 * arm.c (arm_override_options): If the user has selected callee-super-
8016 interworking, then enable normal interworking.
8018 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8020 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8023 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8025 * doc/rtl.texi: Fix two typos.
8027 2005-08-11 Richard Guenther <rguenther@suse.de>
8030 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8031 cases where we call to/from functions returning void.
8033 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8036 * tree.c (build_pointer_type_for_mode): Robustify.
8038 2005-08-10 James E Wilson <wilson@specifix.com>
8040 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8041 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8043 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8046 2005-08-10 Eric Christopher <echristo@apple.com>
8048 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8049 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8052 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8055 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8056 for the high part when generating dynamic-no-pic code.
8058 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8060 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8061 (x86_64-*-linux*): Likewise.
8063 * config/i386/crtfastmath.c: New file.
8064 * config/i386/t-crtfm: Likewise.
8066 * config/i386/linux.h (ENDFILE_SPEC): New.
8067 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8069 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8072 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8074 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8075 (vec_shl, vec_shr): Document new operations.
8076 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8078 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8080 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8081 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8082 change predicate to indexed_or_indirect_address.
8084 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8086 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8087 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8088 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8089 and __aeabi_uwrite8.
8090 * config/arm/unaligned-funcs.c: New file.
8091 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8093 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8095 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8097 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8098 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8100 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8101 * final.c (pass_shorten_branches): Add dump.
8102 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8103 (pass_life): Rename dump.
8104 (rest_of_handle_flow2): Remove initial verify_flow_info.
8105 * function.c (pass_instantiate_virtual_regs): Add dump.
8106 * integrate.c (pass_initial_value_sets): Add dump.
8107 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8108 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8109 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8110 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8111 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8112 gate_rtl_unrool_and_peel_loops): New.
8113 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8114 rtl_doloop): Do not look at flags.
8115 * mode-switching.c (pass_mode_switching): Add dump.
8116 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8117 pass_split_before_regstack): Add dump.
8118 * regmove.c (pass_stack_adjustments): Add dump.
8119 * tree-optimize.c (pass_fixup_cfg): Add dump.
8121 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8124 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8125 deciding which instruction sequence to use.
8127 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8129 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8130 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8132 2005-08-09 Richard Guenther <rguenther@suse.de>
8134 * c-common.c (builtin_function_2): Remove.
8135 (def_builtin_1): New function.
8136 (c_common_nodes_and_builtins): Use def_builtin_1 to
8137 build builtin functions.
8139 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8141 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8142 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8143 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8146 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8148 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8149 fold_binary instead of fold_build2 since we don't care about the
8151 (loop_niter_by_eval): Likewise.
8152 (compare_trees): Likewise.
8153 (proved_non_wrapping_p): Likewise.
8155 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8159 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8160 if the if is really empty.
8162 2005-08-09 Steven Bosscher <stevenb@suse.de>
8164 PR tree-optimization/23234
8165 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8166 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8167 argument of the new enum.
8168 (execute_cse_reciprocals): Add reciprocals for function arguments
8169 on the unique successor edge of the entry block. Update other calls
8170 to execute_cse_reciprocals_1.
8172 2005-08-08 Richard Henderson <rth@redhat.com>
8175 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8177 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8179 * expr.c (write_complex_part): Return after handling MEM.
8181 2005-08-08 Josh Conner <jconner@apple.com>
8183 PR rtl-optimization/23241
8184 * combine.c (simplify_comparison): Fix error in determining
8185 whether to lift a subreg from comparison.
8187 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8190 * config/rs6000/altivec.md (vec_init<mode>): New.
8191 (vec_set<mode>): New.
8192 (vec_extract<mode>): New.
8193 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8194 (rs6000_expand_vector_set): New.
8195 (rs6000_expand_vector_extract): New.
8196 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8197 for Altivec modes before reload.
8198 (altivec_expand_vec_init_builtin): New.
8199 (get_element_number): New.
8200 (altivec_expand_vec_set_builtin): New.
8201 (altivec_expand_vec_ext_builtin): New.
8202 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8204 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8206 * config/rs6000/rs6000.h (rs6000_builtins): Add
8207 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8208 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8209 * config/rs6000/rs6000-protos.h: Declare new functions.
8211 2005-08-08 Jan Hubicka <jh@suse.cz>
8213 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8214 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8215 * i386.md (movdi*): Use pic_32bit_operand.
8216 * predicates.md (pic_32bit_operand): New.
8218 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8221 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8223 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8225 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8226 (test_for_singularity): Use fold_build2.
8228 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8230 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8232 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8234 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8235 (COMMON_ASM_OP) Define.
8236 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8237 (ix86_encode_section_info): Likewise.
8238 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8239 SUBTARGET_ENCODE_SECTION_INFO.
8241 2005-08-06 Richard Henderson <rth@redhat.com>
8244 * tree-nested.c (convert_local_reference): Save and restore val_only
8245 around component_ref and friends. Clear walk_subtrees by default.
8247 2005-08-06 Peter O'Gorman <peter@pogma.com>
8250 * gcc.c (process_command): Check the argument to -b has a dash.
8251 * doc/invoke.texi: Update -b and -V docs.
8253 2005-08-06 James E Wilson <wilson@specifix.com>
8255 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8257 2005-08-06 Michael Matz <matz@suse.de>
8259 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8260 member only if only one insn is associated with the value.
8262 2005-08-06 Nick Clifton <nickc@redhat.com>
8264 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8266 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8267 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8268 Check symbol flags instead of symbol name mangling.
8269 (xstormy16_asm_output_aligned_common): Likewise. Also
8270 simplify code since the bss100_section cass is the only case
8271 where the below100 code will be triggered.
8272 (xstormy16_encode_section_info): Encode below100 attribute
8273 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8275 (xstormy16_strip_name_encoding): Delete - this function is no
8277 (TARGET_STRIP_NAME_ENCODING): Undefine.
8278 * config/stormy16/stormy16-protos.h: Delete prototype for
8279 xstormy16_strip_name_encoding.
8281 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8283 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8284 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8285 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8286 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8287 config/alpha/predicates.md, config/arc/arc.h,
8288 config/arm/arm.h, config/arm/ieee754-df.S,
8289 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8290 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8291 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8292 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8293 config/m68hc11/m68hc11.h, config/mips/mips.c,
8294 config/mips/mips.h, config/mips/openbsd.h,
8295 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8296 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8297 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8298 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8299 config/sparc/linux.h, config/sparc/linux64.h,
8300 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8301 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8302 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8303 typos. Follow spelling conventions.
8305 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8308 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8309 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8310 specially. Check for side effects only for COND_EXPR.
8311 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8312 return with TREE_NO_WARNING.
8314 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8316 PR rtl-optimization/23233
8317 * loop.c (combine_movables): Require the modes to be the same.
8318 (move_movables): Remove handling of cases where the replacement
8319 had a different mode to the original.
8321 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8323 PR tree-optimization/23128
8324 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8325 subtraction wrap, and set TREE_OVERFLOW if they do.
8327 2005-08-05 Richard Henderson <rth@redhat.com>
8330 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8331 FORCED_LABEL labels.
8333 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8336 * reload.c (find_reloads_subreg_address): Pass down TYPE
8337 unchanged. Change all callers except find_reloads_toplev.
8339 2005-08-05 Michael Matz <matz@suse.de>
8341 * genattrtab.c (current_alternative_string): Remove.
8342 (SIMPLIFY_ALTERNATIVE): Ditto.
8343 (attr_alt_bit_p): Ditto.
8344 (alternative_name): Make const char *.
8345 (evaluate_eq_attr): Remove use of above things.
8346 (simplify_test_exp): Ditto.
8347 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8348 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8350 2005-08-04 James E Wilson <wilson@specifix.com>
8352 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8353 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8354 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8355 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8356 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8358 2005-08-04 Richard Henderson <rth@redhat.com>
8361 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8362 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8363 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8364 if we'd have to instantiate too many members.
8366 2005-08-04 Richard Henderson <rth@redhat.com>
8369 * tree-outof-ssa.c (coalesce_asm_operands): New.
8370 (coalesce_ssa_name): Use it. Split out ...
8371 (coalesce_phi_operands, coalesce_result_decls): ... these.
8373 2005-08-04 Paul Brook <paul@codesourcery.com>
8375 * read-rtl.c (read_quoted_string): Break if EOF.
8377 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8379 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8380 (fold_build2): Likewise.
8381 (fold_build3): Likewise.
8382 (fold_build1_stat): New function prototype.
8383 (fold_build2_stat): Likewise.
8384 (fold_build3_stat): Likewise.
8385 * fold-const.c (fold_build1): Rename to ..
8386 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8387 through to build1_stat.
8388 (fold_build2): Rename to ..
8389 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8390 through to build2_stat.
8391 (fold_build3): Rename to ..
8392 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8393 through to build3_stat.
8395 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8396 Ian Lance Taylor <ian@airs.com>
8398 * function.c (assign_stack_local_1): Do not correct stack slot
8399 address if allocation size is smaller than mode size.
8401 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8404 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8405 (tree_merge_blocks): Propagate anything allowed by
8407 Clarify documentation.
8408 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8409 SSA form, schedule an update if necessary.
8411 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8413 * doc/install.texi (Binaries): Remove broken link to
8414 Sinix/Reliant Unix binaries.
8416 2005-08-03 Richard Henderson <rth@redhat.com>
8419 * function.c (stack_protect_epilogue): Export.
8420 * tree.h (stack_protect_epilogue): Declare.
8421 * calls.c (expand_call): Call it.
8423 2005-08-03 Eric Christopher <echristo@apple.com>
8425 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8426 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8429 2005-08-04 Jan Hubicka <jh@suse.cz>
8431 * profile.c (branch_prob): Split edges with goto locus on them
8432 to get proper line counts.
8433 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8435 2005-08-03 Paul Brook <paul@codesourcery.com>
8437 * function.c (assign_parms): Round current_function_args_size
8438 to PARM_BOUNDARY, not STACK_BOUNDARY.
8440 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8442 * config/i386/i386.c (x86_elf_aligned_common)
8443 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8445 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8447 PR tree-optimization/23157
8448 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8449 before emitting them.
8451 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8453 PR tree-optimization/19899
8454 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8455 * tree-scalar-evolution.c: Include real.h.
8456 (add_to_evolution): Build constant -1 of correct type.
8458 2005-08-03 Jan Hubicka <jh@suse.cz>
8460 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8461 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8462 profile updating for complette unrolling.
8463 * loop-unroll.c (peel_loop_completely): Use it.
8464 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8465 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8468 2005-08-03 Paul Brook <paul@codesourcery.com>
8470 * combine.c (can_change_dest_mode): New function.
8471 (try_combine, simplify_set): Use it.
8473 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8475 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8478 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8480 * doc/install.texi (Specific): Adjust link to openavr.org.
8481 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8482 (Binaries): Adjust HP-UX Porting Center link.
8483 (Binaries): Adjust Free Software Foundation ordering link.
8485 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8487 * convert.c (convert_to_integer): Use fold_build1 instead of
8488 build1 when converting an integer to an integer.
8490 2005-08-02 Richard Henderson <rth@redhat.com>
8492 * combine.c (combine_instructions): Don't use reg_equal/equiv
8493 results if the mode doesn't match.
8495 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8497 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8498 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8500 2005-08-02 Richard Henderson <rth@redhat.com>
8503 * explow.c (memory_address): Remove special-case for
8504 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8506 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8509 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8510 number of calls to cleanup_tree_cfg_1.
8512 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8514 * doc/invoke.texi: document file extensions .F90 and .F95
8516 2005-08-02 Richard Guenther <rguenther@suse.de>
8518 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8519 positive if its first argument is positive.
8521 2005-08-02 Richard Guenther <rguenther@suse.de>
8523 PR tree-optimization/23177
8524 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8527 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8529 PR tree-optimization/23129
8530 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8531 varying for divisions with anti-ranges.
8533 2005-08-02 Jan Hubicka <jh@suse.cz>
8535 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8536 * tree-ssa-threadupdate.c (thread_block): Add it here.
8538 2005-08-01 James E Wilson <wilson@specifix.com>
8540 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8541 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8542 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8544 * config/mips/predicates.md (const_call_insn_operand): Add check for
8545 SYMBOL_REF_LONG_CALL_P.
8546 * doc/extend.texi (long_call): Document the new attribute.
8548 2005-08-01 Ian Lance Taylor <ian@airs.com>
8549 Richard Henderson <rth@redhat.com>
8551 * Makefile.in (RTL_BASE_H): Add real.h.
8552 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8554 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8556 * rtl.c (rtl_check_failed_code_mode): New.
8557 * rtl.h (struct rtx_def): Add u.rv.
8558 (XCMWINT, XCNMPRV): New.
8559 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8560 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8562 2005-08-01 Richard Henderson <rth@redhat.com>
8564 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8565 with auto-inc codes.
8567 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8569 2005-08-01 Jan Hubicka <jh@suse.cz>
8571 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8572 * i386.c: Include dwarf2.h
8573 (asm_preferred_eh_data_format): New.
8574 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8576 2005-08-01 Ian Lance Taylor <ian@airs.com>
8578 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8579 randomize_va_space for virtual address randomization control.
8581 2005-08-01 Steven Bosscher <stevenb@suse.de>
8583 * common.opt (flag_ipa_cp): Put in right place to maintain
8586 2005-08-01 Jan Hubicka <jh@suse.cz>
8588 * profile.c (compute_value_histograms): Fix thinko.
8589 * value-prof.c: Include toplev.h
8590 (check_counter): New function.
8591 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8592 tree_mod_subtract_transform): Add sanity check.
8594 2005-08-01 Richard Guenther <rguenther@suse.de>
8596 PR tree-optimization/23133
8597 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8598 current functions parameter decls to find defs to cse
8601 2005-08-01 Richard Guenther <rguenther@suse.de>
8603 PR tree-optimization/23109
8604 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8605 If trapping math is in effect, use post-dominator information
8606 to check if we'd in any case reach a trapping point before
8607 doing the reciprocal insertion.
8608 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8609 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8610 expressions are invariant only if trapping math is not in effect.
8612 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8614 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8615 cgraph_function_versioning): New declarations.
8616 * cgraphunit.c: Add include to ipa-prop.h.
8617 (update_call_expr, cgraph_copy_node_for_versioning,
8618 cgraph_function_versioning): New functions.
8619 * integrate.c (copy_decl_for_inlining): Remove.
8620 * ipa-prop.h (ipa_replace_map): New struct.
8621 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8622 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8623 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8624 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8625 ipcp_iterate_stage, ipcp_method_scale_print,
8626 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8627 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8628 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8629 ipcp_update_bb_counts, ipcp_update_profiling,
8630 ipcp_update_edges_counts): New functions.
8631 (ipcp_method_cval_init): Remove restriction regarding local methods.
8632 (ipcp_init_stage): Add ipcp_method_compute_scale.
8633 (ipcp_insert_stage): Add versioning.
8634 (ipcp_structures_print): Add ipcp_method_scale_print.
8635 (ipcp_driver): Dump profiling info.
8636 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8637 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8638 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8639 (struct inline_data): Add versioning_p, ipa_info, new fields.
8640 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8641 declare_return_variable): Replace calls to copy_decl_for_inlining with
8643 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8645 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8646 Add argument VERSIONING.
8647 (copy_arguments_for_versioning, copy_static_chain,
8648 function_versionable_p, tree_versionable_function_p,
8649 tree_function_versioning, replace_ref_tree): New functions.
8650 * tree-inline.h: Include varray.h.
8651 (tree_versionable_function_p, tree_function_versioning,
8652 tree copy_decl_for_dup): New declarations.
8654 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8656 * ipa-cp.c: New file. Contains IPCP specific functionality.
8657 * ipa-prop.h: New file. Contains structures/definitions that can be
8658 used by several interprocedural data flow optimizations (and also IPCP).
8659 * ipa-prop.c: New file.
8660 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8661 * common.opt: Add ipa-cp flag.
8662 * timevar.def: Add IPCP optimization.
8663 * tree-optimize.c (init_tree_optimization_passes): Schedule
8665 * tree-pass.h (pass_ipa_cp): Declare.
8667 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8669 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8670 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8671 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8672 config/i386/i386.c, config/mips/mips.h,
8673 config/rs6000/rs6000.h, config/sh/sh.c,
8674 config/stormy16/stormy16.c: Fix comment typos.
8676 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8679 * c-typeck.c (build_binary_op): Use common_type wrapper on
8681 (common_type): Update comment.
8683 2005-07-31 Steven Bosscher <stevenb@suse.de>
8686 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8687 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8688 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8690 2005-07-31 Jan Hubicka <jh@suse.cz>
8692 * pretty-print.h (pp_widest_integer): New macro.
8693 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8696 2005-07-31 Jan Hubicka <jh@suse.cz>
8698 * output.h (enum section_category): Export from varasm.c
8699 (categorize_decl_for_section): Likewise.
8700 * varasm.c (enum section_category): Kill.
8701 (categorize_decl_for_section): Make global.
8702 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8704 * i386.c (ix86_section_threshold): New static variable.
8705 (ix86_in_large_data_p, ix86_encode_section_info,
8706 x86_64_elf_unique_section,
8707 x86_64_elf_select_section): New functions.
8708 (TARGET_ENCODE_SECTION_INFO): Define
8709 (override_options): Enable medium model for PIC.
8710 (ix86_expand_prologue): Expand gen_set_got_rex64.
8711 (legitimate_constant_p): Handle new UNSPECs.
8712 (legitimate_pic_address_disp_p): Likewise.
8713 (legitimize_pic_address): Lower MEDIUM model addressing.
8714 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8715 (enum cmodel): Add MEDIUM_PIC.
8716 (SYMBOL_REF_FAR_ADDR_P): New macro.
8717 (SYMBOL_FLAG_FAR_ADDR): New flag.
8718 * i386.md (movdi): Support medium model.
8719 (set_got_rex64): New pattern.
8720 * i386.opt (mlarge-data-threshold): New flag.
8721 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8722 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8723 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8724 TARGET_ASM_UNIQUE_SECTION): New.
8726 * invoke.texi (-mlarge_data_threshold): Document
8728 2005-07-31 Jan Hubicka <jh@suse.cz>
8730 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8731 (coalesce_vars): Likewise.
8732 * tree-ssa-live.c (coalesce_cost): New.
8733 (build_tree_conflict_graph): Use coalesce_cost.
8734 * tree-ssa-live.h (coalesce_cost): Declare.
8736 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8738 * arm.md (all peepholes for post-increment operations): Delete.
8739 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8740 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8741 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8742 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8743 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8745 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8747 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8750 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8753 * doc/invoke.texi: Document -rdynamic.
8755 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8758 * c-parser.c (c_parser_parms_list_declarator): Call
8759 mark_forward_parm_decls.
8760 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8761 decls with visibility structure.
8763 2005-07-30 Paul Brook <paul@codesourcery.com>
8765 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8767 2005-07-30 Paul Brook <paul@codesourcery.com>
8769 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8771 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8773 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8775 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8778 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8779 nested function declarators.
8780 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8781 (grokparms): Call warn_if_shadowing for parameters used within the
8783 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8784 not used within the parameter list.
8785 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8787 2005-07-30 Jan Hubicka <jh@suse.cz>
8789 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8790 * i386.c (ix86_fixup_binary_operands): Likewise.
8791 (ix86_expand_unary_operator): Likewise.
8792 (ix86_expand_fp_absneg_operator): Likewise.
8793 * optabs.c (expand_vec_cond_expr): Validate dest.
8795 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8798 * real.c (real_from_string): Also set last bit if there is a
8799 nonzero hex digit beyond GCC's internal precision after ".".
8801 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8803 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8804 define_constants. Change duplicate values to unassigned numbers.
8805 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8806 (*altivec_vspltsf): New.
8807 (altivec_vperm_v4sf): Delete.
8808 (altivec_vperm_<mode>): Use mode macro V.
8809 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8810 (altivec_predicate_v4sf): Delete.
8811 (altivec_predicate_<mode>): Use mode macro V.
8812 (*altivec_lvesfx): New.
8813 (*altivec_stvesfx): New.
8814 (vec_realign_load_v4sf): Delete.
8815 (vec_realign_load_<mode>): Use mode macro V.
8816 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8819 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8822 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8824 * configure: Regenerated.
8826 2005-07-29 Paul Brook <paul@codesourcery.com>
8828 * doc/install.texi: Add link to GFortran binaries wiki page.
8830 2005-07-29 David Ung <davidu@mips.com>
8832 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8833 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8834 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8835 * config/mips/mips.md (cpu): Add 5kf name.
8836 (includes): Includes 5k.md.
8837 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8838 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8841 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8844 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8845 (cleanup_tree_cfg): ... here.
8846 Call cleanup_tree_cfg_1 until there are no more cleanups to
8849 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8851 * tree-vrp.c (compare_range_with_value): Return true or false
8852 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8853 EQ_EXPR respectively.
8855 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8857 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8860 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8862 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8863 (tree_ssa_dominator_optimize): Increment it.
8864 (dump_dominator_optimization_stats): Print it.
8866 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8867 Steven Bosscher <stevenb@suse.de>
8869 PR rtl-optimization/23117
8870 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8871 when head == tail. Tidy comment.
8873 2005-07-28 Richard Henderson <rth@redhat.com>
8875 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8876 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8877 * jump.c (rtx_renumbered_equal_p): Likewise.
8878 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8879 CONST_INT and CONST_DOUBLE.
8880 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8881 * reload.c (operands_match_p): Special case CONST_INT and
8882 CONST_DOUBLE; check mode earlier.
8884 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8887 * c-typeck.c (convert_for_assignment): Do not check
8888 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8890 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8893 * c-typeck.c (composite_type): Prefer constant size arrays to
8896 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8899 * real.c (real_from_string): Set last bit if there is a nonzero
8900 hex digit beyond GCC's internal precision.
8902 2005-07-28 Richard Henderson <rth@redhat.com>
8905 * cfgcleanup.c (try_forward_edges): Watch out for end of
8908 2005-07-28 James E Wilson <wilson@specifixinc.com>
8911 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8913 2005-07-28 Jan Hubicka <jh@suse.cz>
8915 * Makefile.in (rtl-profile.o): Kill all traces of it.
8916 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8917 * coverage.h (rtl_coverage_counter_ref): Kill.
8918 * opts.c (flag_speculative_prefetching_set): Kill.
8919 (flag_loop_optimize_set): New.
8920 (common_handle_option): Disable loop optimizer when profiling;
8921 do not handle speculative prefetching.
8922 * passes.c (init_optimization_passes): Replace pass_profiling combo
8923 by branch_prob pass.
8924 * profile.c (compute_value_histograms): Update for simplified value
8926 (rtl_register_profile_hooks): Kill.
8927 (pass_profiling): Kill.
8928 (rest_of_handle_branch_prob): Do not profile.
8929 * toplev.c (process_options): Remove speculative prefetching.
8930 * toplev.h (flag_tree_based_profiling): Kill.
8931 * tree-profile.c (prepare_instrumented_value,
8932 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8933 tree_gen_one_value_profiler, do_tree_profiling): Update for
8934 simplified datastructures.
8935 * value-prof.c: Add comment that speculative prefetching was dropped;
8936 update rest of file for simplified datastructures.
8937 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8938 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8939 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8940 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8941 rtl_mod_subtract, gen_speculative_prefetch,
8942 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8943 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8944 (gate_handle_value_profile_transformations,
8945 rest_of_handle_value_profile_transformations,
8946 pass_value_profile_transformations): Kill.
8947 * value-prof.h (histogram_value_t): Remove IL based unions.
8948 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8949 rtl_profile_hooks): Remove hooks.
8951 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8953 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8954 (cgraph_clone_node): Likewise.
8955 * cgraph.h (cgraph_clone_edge): Update prototype.
8956 (cgraph_clone_node): Likewise.
8957 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8959 (lookup_recursive_calls): Consider profile.
8960 (cgraph_decide_recursive_inlining): Fix updating; use new
8961 probability argument; use profile.
8962 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8963 * tree-inline.c (copy_bb): Update clal of clone_edge.
8964 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8966 * invoke.texi (min-inline-recursive-probability): Document.
8968 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8970 * doc/install.texi (Configuration): Update Valgrind homepage.
8972 2005-07-28 Richard Henderson <rth@redhat.com>
8975 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8976 labels we want to delete.
8977 (cfg_layout_merge_blocks): Likewise.
8979 2005-07-28 Richard Henderson <rth@redhat.com>
8982 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8983 when expanding to nothing.
8985 2005-07-28 Josh Conner <jconner@apple.com>
8987 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8988 (cgraph_decide_inlining_of_small_functions): Likewise.
8990 2005-07-28 Josh Conner <jconner@apple.com>
8992 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8993 direction of badness if negative.
8994 (cgraph_default_inline_p): Add reason to parameters, and assign it
8996 (cgraph_decide_inlining_of_small_functions): New parameter in call
8997 to cgraph_default_inline_p.
8998 (cgraph_decide_inlining_incrementally): Likewise.
8999 * cgraphunit.c (decide_is_function_needed): Likewise.
9000 * cgraph.h (cgraph_default_inline_p): Likewise.
9002 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9004 * builtins.c: Fix comment typo(s).
9005 * genautomata.c: Likewise.
9006 * gimplify.c: Likewise.
9007 * tree-dfa.c: Likewise.
9008 * tree-flow-inline.h: Likewise.
9009 * tree-into-ssa.c: Likewise.
9010 * tree-ssa-alias.c: Likewise.
9011 * tree-ssa-ccp.c: Likewise.
9012 * tree-ssa-copy.c: Likewise.
9013 * tree-ssa-dce.c: Likewise.
9014 * tree-ssa-dom.c: Likewise.
9015 * tree-ssa-operands.c: Likewise.
9016 * tree-tailcall.c: Likewise.
9017 * tree-vectorizer.c: Likewise.
9018 * tree-vrp.c: Likewise.
9021 2005-07-28 Jeff Law <law@redhat.com>
9023 * tree-vrp.c (test_for_singularity): Extracted from ...
9024 (simplify_cond_using_ranges): Attempt to simplify a relational
9025 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9027 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9029 PR tree-optimization/22506
9030 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9031 phis whose argument is constant.
9033 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9035 PR rtl-optimization/18992
9036 Back out this patch:
9037 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9038 PR optimization/12142
9039 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9040 uses of the register in the SET_SRC. Remove unnecessary argument.
9042 Replace it with this:
9043 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9044 if flag_non_call_exceptions is set and the insn may trap, pass
9045 pc_rtx as dest for recursion.
9046 In SET_SRC part of SET case, if dest is already set, pass it down
9049 2005-07-28 Jan Hubicka <jh@suse.cz>
9051 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9052 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9053 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9055 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9056 profile when available.
9058 2005-07-28 Jan Beulich <jbeulich@novell.com>
9060 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9061 (ia64_print_operand): Describe and handle 'X'.
9062 (ia64_register_move_cost): Also handle FP_REGS.
9063 (ia64_preferred_reload_class): Likewise.
9064 (ia64_secondary_reload_class): Likewise.
9065 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9066 it. Also check for ITANIUM_CLASS_FLDP.
9067 * config/ia64/ia64.h (FP_REGNO_P): New.
9068 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9069 (reg_class): Add FP_REGS.
9070 (REG_CLASS_NAMES): Adjust for it.
9071 (REG_CLASS_CONTENTS): Likewise.
9072 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9073 (REG_CLASS_FROM_LETTER): Handle 'x'.
9074 (CLASS_MAX_NREGS): Handle FP_REGS.
9075 (MEMORY_MOVE_COST): Likewise.
9076 * config/ia64/ia64.md (itanium_class): Add fldp.
9077 (type): Handle fldp.
9078 (movti_internal): More allowable operand combinations. Use ldfp8 when
9079 splitting unnecessary. Remove predicable attribute. Adjust
9080 itanium_class attribute.
9081 (smuldi3_highpart): Remove outdated comment.
9082 (mulditi3, umulditi3, rotlti3): New expanders.
9083 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9084 (absti2): Disabled new insn for future reference.
9085 Respective new splitters.
9086 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9087 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9088 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9090 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9092 PR rtl-optimization/23047
9093 * simplify-rtx.c (simplify_const_relational_operation): Respect
9094 flag_wrapv for comparisons with ABS.
9096 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9098 PR tree-optimization/22493
9099 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9100 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9102 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9104 * config/frv/frv.opt (moptimize-membar): New.
9106 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9108 * config/frv/frv.h: Remove machine_function definition.
9110 * config/frv/frv.c (struct frv_io): New.
9111 (struct machine_function): Moved from frv.h. Add has_membar_p.
9112 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9113 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9114 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9115 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9116 (frv_reorg): Call frv_optimize_membar when appropriate.
9117 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9118 (frv_expand_builtin): Adjust calls accordingly.
9119 (frv_io_address_cookie): New function.
9120 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9121 load or store rather than a special insn. Add ccnstant address and
9122 io-type operands to the membar.
9123 (frv_ifcvt_modify_tests): Unsign regno.
9124 (frv_ifcvt_modify_tests): Same.
9126 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9127 UNSPEC_OPTIONAL_MEMBAR constant.
9128 (builtin_read_<mode>): Delete.
9129 (builtin_write_<mode>): Delete.
9130 ("optional_membar_<mode>"): Add operand.
9132 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9133 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9134 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9135 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9136 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9137 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9138 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9139 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9140 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9142 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9144 * df.c (df_uses_record): Handle SCRATCH.
9146 2005-07-28 Steven Bosscher <stevenb@suse.de>
9149 * passes.c (rest_of_decl_compilation): If decl is a type and
9150 we have encountered errors, don't emit debug information.
9152 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9154 * params.def: Fixed comment.
9156 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9159 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9160 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9161 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9163 2005-07-27 Steven Bosscher <stevenb@suse.de>
9166 * varasm.c (assemble_start_function): Don't do anything that may
9167 require a CFG if the current function is a thunk.
9169 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9171 * doc/install.texi (Prerequisites): Mention that perl is needed
9172 to do export control in libstdc++ targetting Darwin.
9174 2005-07-27 Steven Bosscher <stevenb@suse.de>
9176 PR rtl-optimization/17808
9177 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9178 (sched_insns_conditions_mutex_p): Split out from...
9179 (add_dependence): ...here. But don't call it from here.
9180 (add_dependence_list): Check sched_insns_conditions_mutex_p
9181 before calling add_dependence.
9182 (add_dependence_list_and_free): Likewise.
9183 (fixup_sched_groups): Likewise.
9184 (sched_analyze_1): Likewise.
9185 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9186 (sched_analyze): Likewise.
9187 (sched_analyze_insn): Likewise.
9188 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9189 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9190 dependencies on all COND_EXEC insns to jumps ending basic blocks
9191 when doing intrablock scheduling.
9192 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9194 2005-07-27 Jeff Law <law@redhat.com>
9196 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9197 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9198 equivalency sets, correctly handle the case were vr0 has an
9199 equivalency set, but vr1 does not.
9201 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9203 PR tree-optimization/23073
9204 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9205 vect_print_dump_info before fprintf.
9207 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9209 PR tree-optimize/22348
9210 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9211 Fold the partial computation.
9213 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9215 PR tree-optimization/22325
9216 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9218 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9220 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9221 (force_var_cost): ... this function.
9222 (compute_phi_arg_on_exit): Export.
9224 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9226 PR tree-optimization/20773
9227 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9230 2005-07-27 Richard Guenther <rguenther@suse.de>
9232 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9233 Avoid pushing again if current struct contains only
9234 fields we decomposed.
9236 2005-07-27 Jan Hubicka <jh@suse.cz>
9238 PR tree-optimization/22574
9239 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9242 * tree-tailcall.c (decrease_profile): New function.
9243 (eliminate_tail_call): Use it.
9245 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9246 visibility flags correctly in whole program mode.
9248 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9250 PR rtl-optimization/22472
9251 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9253 2005-07-26 Steven Bosscher <stevenb@suse.de>
9255 PR tree-optimization/22504
9256 * tree-complex.c (expand_complex_addition): Use 'code' instead
9257 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9259 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9261 * config.gcc (cpu_type): Add frv case.
9262 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9263 (supported_defaults): Add fr550 case.
9265 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9268 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9269 whether a pointer of type T * may point to objects of type T *.
9271 2005-07-26 DJ Delorie <dj@redhat.com>
9273 * configure: Regenerate.
9275 2005-07-26 Dale Johannesen <dalej@apple.com>
9277 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9279 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9281 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9282 Clarify use of "build" in name.
9284 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9286 * doc/extend.texi (Raw read/write Functions): New section.
9287 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9288 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9289 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9290 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9291 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9292 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9293 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9294 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9295 * config/frv/frv.c: Add bdesc_loads global.
9296 Add bdesc_stores global.
9297 (frv_init_builtins): Add support for __builtin_{read/write}*.
9298 (frv_volatile_memref): New.
9299 (frv_expand_load_builtin): New.
9300 (frv_expand_store_builtin): New.
9301 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9302 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9303 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9304 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9305 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9306 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9307 (builtin_read_<mode>): New.
9308 (builtin_write_<mode>): New.
9309 (builtin_write64): New.
9310 (optional_membar_<mode>): New.
9312 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9314 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9315 (rather than units) against HOST_BITS_PER_WIDE_INT.
9317 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9319 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9320 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9321 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9322 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9325 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9326 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9327 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9329 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9331 2005-07-26 Richard Guenther <rguenther@suse.de>
9333 PR tree-optimization/22486
9334 * fold-const.c (fold_unary): Fold away useless component
9335 references of the form (T *)&T.x, if the address
9338 2005-07-25 James E Wilson <wilson@specifixinc.com>
9340 * dwarf2out.c (add_call_src_coords_attributes): New.
9341 (gen_inlined_subroutine_die): Call it.
9342 (maybe_emit_file, init_file_table): Add comments.
9343 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9345 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9346 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9347 * tree.h (BLOCK_SOURCE_LOCATION): New.
9348 (struct tree_block): New field locus.
9350 2005-07-26 Andreas Schwab <schwab@suse.de>
9352 PR rtl-optimization/23043
9353 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9354 when allocating a struct unoccr.
9356 2005-07-25 Richard Henderson <rth@redhat.com>
9359 * tree-complex.c (gate_no_optimization): True if errors.
9360 * Makefile.in (tree-complex.o): Update dependencies.
9362 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9364 * config/frv/predicates.md (integer_register_operand): Use
9367 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9370 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9372 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9374 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9376 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9377 types when flag_unsafe_math_optimizations is true.
9379 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9381 * gcc.c (option_map): Add --sysroot.
9382 (process_command): Handle --sysroot.
9383 (display_help): Document it.
9384 * doc/cppopts.tex (-isysroot): Document.
9385 * doc/invoke.texi (--sysroot): Document.
9386 * doc/install.texi (--with-build-sysroot): Document.
9388 * Makefile.in (inhibit_libc): New variable.
9389 (INHIBIT_LIBC_CFLAGS): Likewise.
9390 (LIBGCC2_CFLAGS): Include
9391 $(INHIBIT_LIBC_CFLAGS).
9392 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9393 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9394 ($(T)crtend.o): Likewise.
9395 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9396 ($(T)crtendS.o): Likewise.
9397 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9398 ($(T)crtendT.o): Likewise.
9399 (stmp-fixinc): Do not complain about missing headers if
9401 * configure.ac (inhibit_libc): Set it to true/false.
9402 (--with-build-sysroot): New option. Use it to set
9404 * configure: Regenerated.
9406 2005-07-25 Manfred Hollstein <mh@suse.com>
9408 * calls.c (store_one_arg): Fix unsigned comparison warning.
9410 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9413 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9414 (ggc_print_statistics): Initialize variable before use.
9416 2005-07-25 Richard Guenther <rguenther@suse.de>
9418 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9419 calling with a PHI_NODE argument.
9421 * tree-flow-inline.h (overlap_subvar): Protect against
9424 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9426 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9427 * configure: Regenerate.
9429 2005-07-25 Ira Rosen <irar@il.ibm.com>
9431 * expr.c (highest_pow2_factor): Make extern.
9432 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9433 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9434 record_array_differ_p, array_ptr_differ_p): Likewise.
9435 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9436 additional cases. Call the above functions.
9437 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9438 base_object_differ_p when there are two base objects. Otherwise, compare
9439 base address and offset. Call may_alias_p.
9440 (dump_data_reference): Use a correct field name.
9441 (analyze_array): Make static. Initialize new data-ref fields.
9442 (analyze_indirect_ref): New function.
9443 (init_data_ref): Initialize new data-ref fields.
9444 (strip_conversion): Moved from tree-vect-analyze.c.
9445 (analyze_offset_expr, get_ptr_offset, address_analysis,
9446 object_analysis): Likewise.
9447 (analyze_offset): New function.
9448 (create_data_ref): Likewise.
9449 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9450 dimensions for ARRAY_REFs only.
9451 (build_classic_dist_vector): Make static.
9452 (access_functions_are_affine_or_constant_p): Call macro to get the
9453 address of access functions.
9454 (compute_all_dependences): Add new parameter
9455 compute_self_and_read_read_dependences. Compute self and read-read
9456 dependences if it is true.
9457 (find_data_references_in_loop): Call create_data_ref. Initialize new
9459 (compute_data_dependences_for_loop): Add new parameter
9460 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9461 compute nb_loops. Call compute_all_dependences,
9462 build_classic_dist_vector and build_classic_dir_vector with correct
9464 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9465 with correct parameters. Compare dimensions for ARRAY_REFs only.
9466 (free_data_refs): Call macro to free access functions.
9467 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9468 fields from stmt_vinfo.
9469 (struct base_object_info): New structure.
9470 (struct data_reference): Move fields to base_object_info. Add fields
9471 first_location and object_info for above structures. Move fields from
9472 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9473 aligned_to. Add macros to access the new fields.
9474 Update functions declarations.
9475 * tree-flow.h (is_aliased_with): Declare.
9476 * tree-loop-linear.c (linear_transform_loops): Call
9477 compute_data_dependences_for_loop with correct parameters.
9478 * tree-ssa-alias.c (is_aliased_with): New function.
9479 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9480 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9481 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9482 vect_base_addr_differ_p, compute_subscript_distance and
9483 build_classic_dist_vector. Add printings. Check absolute value of
9485 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9487 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9488 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9489 to bytes. Add printing.
9490 (vect_compute_data_refs_alignment): Go through loads and stores in one
9492 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9493 vect_analyze_data_ref_access): Likewise.
9494 (vect_analyze_pointer_ref_access): Remove.
9495 (vect_address_analysis, vect_object_analysis): Likewise.
9496 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9497 and analyze data-refs in the loop.
9498 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9499 fields of data-ref instead of stmt. Add init to the offset from the
9501 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9502 (vect_update_init_of_dr): Likewise.
9503 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9504 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9506 (new_loop_vec_info): Initialize new fields.
9507 (destroy_loop_vec_info): Free new fields.
9508 (vect_strip_conversion): Remove.
9509 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9510 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9511 datarefs. Add new field ddrs.
9512 Add macros for the new fields access.
9513 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9514 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9515 Remove their macros.
9516 * tree.h (highest_pow2_factor): Declare.
9518 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9520 * calls.c (store_one_arg): Check for sibling call MEM arguments
9521 from already clobbered incoming argument area.
9523 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * c-common.c (check_missing_format_attribute): New.
9526 * c-common.h (check_missing_format_attribute): Likewise.
9527 * c-typeck.c (convert_for_assignment): Use it.
9529 2005-07-24 Andreas Schwab <schwab@suse.de>
9531 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9532 register use a word move. Correct operand of ext.w in 68000 code.
9534 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9536 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9537 variables as declarations, rather than definitions.
9539 2005-07-24 Ira Rosen <irar@il.ibm.com>
9541 PR tree-optimization/22526
9542 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9545 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9547 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9548 that C99 reserve for future use. Use it to define clog10,
9549 clog10f and clog10l.
9551 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9553 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9554 * configure.ac: Check for -Wmissing-format-attribute.
9556 * configure: Regenerate.
9558 2005-07-23 Richard Henderson <rth@redhat.com>
9560 PR tree-optimization/22623
9561 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9563 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9566 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9568 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * Makefile.in (C_TREE_H): Update dependencies.
9571 * c-tree.h: Include toplev.h.
9572 * diagnostic.h (diagnostic_set_info): Add format attribute.
9573 * rtl-error.c (diagnostic_for_asm): Likewise.
9575 2005-07-23 Chao-ying Fu <fu@mips.com>
9577 * config/mips/mips-dsp.md: New file.
9578 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9579 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9581 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9582 MIPS_BUILTIN_BPOSGE32.
9583 (mips_expand_builtin_direct): Add one parameter to indicate that
9584 builtin functions need to return a value.
9585 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9587 (mips_regno_to_class): Add classes for 12 new DSP registers.
9588 (mips_subword): Change to check four HI registers.
9589 (mips_output_move): Output move to and from 6 new DSP accumulators.
9590 (override_options): Make sure -mdsp and -mips16 are not used together.
9591 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9593 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9595 (print_operand): Add 'q' for printing DSP accumulators.
9596 (mips_cannot_change_mode_class): Check ACC_REGS.
9597 (mips_secondary_reload_class): Check ACC_REGS.
9598 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9599 (mips_register_move_cost): Check ACC_REGS.
9600 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9601 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9602 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9603 (dsp_bdesc): New array.
9604 (bdesc_arrays): Add DSP builtin function table.
9605 (mips_prepare_builtin_arg): Check predicate again after
9607 (mips_expand_builtin): Add one more parameter to
9608 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9609 MIPS_BUILTIN_BPOSGE32.
9610 (mips_init_builtins): Initialize new function types.
9611 (mips_expand_builtin_direct): Check if builtin functions need to
9612 return a value and pass operands properly.
9613 (mips_expand_builtin_bposge): New function.
9614 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9615 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9616 (FIRST_PSEUDO_REGISTER): Increase to 188.
9617 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9618 Update for 12 new DSP registers.
9619 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9620 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9621 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9622 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9623 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9624 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9625 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9626 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9627 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9628 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9629 (REGISTER_NAMES): Add names for 12 new DSP registers.
9630 * config/mips/mips.md: Include mips-dsp.md.
9631 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9632 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9633 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9634 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9635 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9636 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9637 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9638 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9639 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9640 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9641 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9642 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9643 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9644 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9645 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9646 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9647 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9648 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9649 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9650 (UNSPEC_RDDSP): New constants.
9651 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9652 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9654 * config/mips/mips.opt (-mdsp): New option.
9655 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9656 (reg_imm10_operand): New predicates.
9657 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9658 * doc/invoke.texi (-mdsp): Document new option.
9660 2005-07-22 DJ Delorie <dj@redhat.com>
9662 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9664 * tree-inline.c (inlinable_function_p): Likewise.
9666 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9669 * toplev.c (check_global_declarations): Do not mark undefined
9670 variables as DECL_IGNORED_P.
9671 * varasm.c (first_global_object_name): GTY it.
9672 (weak_global_object_name): Likewise.
9673 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9674 a string to go into {weak,first}_global_object_name.
9676 2005-07-22 DJ Delorie <dj@redhat.com>
9678 * c-format.c (check_function_format): Change warning control
9679 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9681 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9683 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9684 &PTR->FLD a dereference of PTR.
9685 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9686 a potential dereference of PTR.
9688 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9690 PR rtl-optimization/20370
9691 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9692 call allocate_reg_info if necessary.
9694 PR rtl-optimization/21848
9695 * calls.c (emit_library_call_value_1): For const functions, add
9696 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9698 PR rtl-optimization/22445
9699 * cselib.c (target.h): Include.
9700 (rtx_equal_for_cselib_p): Allow commutative matches.
9701 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9702 Remove MODE parameter. Changed all callers.
9704 PR rtl-optimization/22258
9705 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9707 (try_combine): Use likely_spilled_retval_p.
9709 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9711 * config.gcc: Add crx-elf support.
9713 * doc/contrib.texi: Mention crx.
9714 * doc/extend.texi: Document crx extensions.
9715 * doc/install.texi: Document crx install.
9716 * doc/invoke.texi: Document crx options.
9717 * doc/md.texi: Document crx constraints.
9719 * config/crx/crx-protos.h: New file.
9720 * config/crx/crx.c: New file.
9721 * config/crx/crx.h: New file.
9722 * config/crx/crx.md: New file.
9723 * config/crx/crx.opt: New file.
9724 * config/crx/t-crx: New file.
9726 2005-07-22 Manfred Hollstein <mh@suse.com>
9728 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9730 (int_add_graph_edge): Likewise.
9731 (collapse_nodes): Likewise.
9732 (process_unification_queue): Likewise.
9734 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9735 Laurent GUERBY <laurent@guerby.net>
9737 PR tree-optimization/22336
9738 * function.c (record_block_change): Check for
9739 cfun->ib_boundaries_block.
9741 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9743 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9744 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9746 2005-07-21 DJ Delorie <dj@redhat.com>
9748 * toplev.c (warn_deprecated_use): Add warning control to warning
9750 * c-typeck.c (parser_build_binary_op): Likewise.
9751 (c_finish_if_stmt): Likewise.
9752 * c-common.c (check_function_sentinel): Likewise.
9753 (check_nonnull_arg): Likewise.
9755 2005-07-21 Richard Henderson <rth@redhat.com>
9758 * tree-complex.c (complex_ssa_name_components): New.
9759 (cvc_lookup): Allow entry not found.
9760 (create_components): Remove.
9761 (create_one_component_var, get_component_var): New.
9762 (get_component_ssa_name, set_component_ssa_name): New.
9763 (extract_component): Use get_component_ssa_name.
9764 (update_complex_components): Use set_component_ssa_name.
9765 (update_complex_components_on_edge): Likewise.
9766 (update_phi_components): Create new PHI nodes directly, instead
9767 of adding insns to edges.
9768 (tree_lower_complex): Allocate and free complex_variable_components
9769 and complex_ssa_name_components here.
9771 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9773 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9774 revert to returning false.
9776 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9779 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9781 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9784 * config/i386/i386.md (cmpxf): Change operand constraints
9785 to "nonmemory_operand".
9787 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9789 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9791 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9794 * fold-const.c (fold_build1): Add checksum for the operands.
9795 (fold_build2): Likewise.
9796 (fold_build3): Likewise.
9798 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9801 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9803 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9805 * common.opt (-fforward-propagate): Committed by mistake,
9808 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9810 * reg-stack.c: Fix comment typo(s).
9811 * tree-ssa-operands.c: Likewise.
9812 * tree-vectorizer: Likewise.
9814 2005-07-21 Nick Clifton <nickc@redhat.com>
9816 * config/sh/symbian.c: Replace C++ style line comments with C
9817 style line comments.
9818 (symbian_add_attribute): Do not use a ? operator on the LHS of
9820 (sh_symbian_handle_dll_attribute): Change the type of the
9821 method vector to "VEC(tree,gc)*" and use vector accessor
9822 macros to walk over the elements.
9823 (symbian_export_vtable_and_rtti_p): Likewise.
9824 (symbian_class_needs_attribute_p): Likewise.
9826 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9829 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9830 initialize targetm.resolve_overloaded_builtin here.
9831 (altivec_expand_overloaded_builtin): Make it non-static.
9832 * config/rs6000/rs6000-protos.h
9833 (altivec_expand_overloaded_builtin): New prototype.
9834 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9835 targetm.resolve_overloaded_builtin here.
9836 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9838 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9839 Zdenek Dvorak <dvorakz@suse.cz>
9841 PR tree-optimization/19210
9842 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9844 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9845 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9846 rely on unproven assumptions.
9847 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9848 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9849 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9850 to number_of_iterations_exit.
9851 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9852 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9853 * tree-ssa-loop-niter.c (find_loop_niter,
9854 estimate_numbers_of_iterations_loop): Likewise.
9855 (number_of_iterations_exit): Honor the new options.
9856 * doc/invoke.texi (Wunsafe-loop-optimizations,
9857 funsafe-loop-optimizations): Document them.
9859 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9861 PR rtl-optimization/22167
9862 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9864 2005-07-20 Adam Nemet <anemet@lnxw.com>
9866 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9867 __do_global_dtors_aux longcall.
9869 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9871 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9872 (old_special_pred_table): Don't reference
9873 SPECIAL_MODE_PREDICATES.
9874 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9875 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9876 * config/sh/predicates.h: Don't mention
9877 SPECIAL_MODE_PREDICATES.
9878 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9881 2005-07-20 DJ Delorie <dj@redhat.com>
9883 * config.gcc: Add m32c-elf support.
9885 * doc/contrib.texi: Mention m32c.
9886 * doc/extend.texi: Document m32c extensions.
9887 * doc/install.texi: Mention m32c.
9888 * doc/invoke.texi: Document m32c options.
9889 * doc/md.texi: Document m32c constraints.
9891 * config/m32c/addsub.md: New file.
9892 * config/m32c/bitops.md: New file.
9893 * config/m32c/cond.md: New file.
9894 * config/m32c/jump.md: New file.
9895 * config/m32c/m32c-lib1.S: New file.
9896 * config/m32c/m32c-lib2.c: New file.
9897 * config/m32c/m32c-modes.def: New file.
9898 * config/m32c/m32c-pragma.c: New file.
9899 * config/m32c/m32c-protos.h: New file.
9900 * config/m32c/m32c.abi: New file.
9901 * config/m32c/m32c.c: New file.
9902 * config/m32c/m32c.h: New file.
9903 * config/m32c/m32c.md: New file.
9904 * config/m32c/m32c.opt: New file.
9905 * config/m32c/minmax.md: New file.
9906 * config/m32c/mov.md: New file.
9907 * config/m32c/muldiv.md: New file.
9908 * config/m32c/predicates.md: New file.
9909 * config/m32c/prologue.md: New file.
9910 * config/m32c/shift.md: New file.
9911 * config/m32c/t-m32c: New file.
9913 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9915 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9916 (stack_protect_set, stack_protect_test): New expanders.
9917 (stack_protect_set_si, stack_protect_set_si_media,
9918 stack_protect_set_di_media, stack_protect_test_si,
9919 stack_protect_test_si_media, stack_protect_test_di_media):
9922 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9924 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9926 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9928 * tree.h (tree_expr_nonzero_p): Export.
9929 * fold-const.c (tree_expr_nonzero_p): Likewise.
9930 Return true for CALL_EXPRs that are alloca calls.
9931 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9933 * tree-flow.h (expr_computes_nonzero): Remove.
9934 * tree-vrp.c (expr_computes_nonzero): Remove.
9935 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9936 (extract_range_from_unary_expr): Likewise.
9937 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9938 tree_expr_nonzero_p.
9940 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9942 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9943 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9944 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9945 All callers changed.
9946 (frame_related_constant_load): New arg "related" which controls
9947 setting of RTX_FRAME_RELATED_P. All callers changed.
9948 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9949 (bfin_expand_prologue): Add stack limit checking.
9950 * config/bfin/bfin.md (trapifcc): New pattern.
9952 * config/bfin/bfin.c: Include "langhooks.h".
9953 (def_builtin): Go through lang_hooks to call builtin_function.
9955 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9956 * config/bfin/predicates.md (symbol_ref_operand): New.
9957 (call_insn_operand): Delete. All callers changed to use
9958 register_no_elim_operand.
9959 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9961 (function_arg): Use it to generate the call's operand 2.
9962 (bfin_longcall_p): New function.
9963 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9964 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9965 determine if the address needs to be in a REG.
9966 (bfin_handle_longcall_attribute): New function.
9967 (bfin_attribute_table): Add "longcall" and "shortcall".
9968 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9969 (CUMULATIVE_ARGS): New member call_cookie.
9970 (PREDICATE_CODES): Add symbol_ref_operand.
9971 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9972 extra USE to the pattern.
9973 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9974 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9975 sibcall_value_insn; now the new patterns handle direct calls and the
9976 old ones indirect calls.
9977 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9979 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9981 * doc/trouble.texi: Update section on handling of empty loops.
9983 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9985 * config.gcc: Remove support for sparc-*-openbsd*,
9986 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9988 * config.host: Remove support for i860-*-sysv4* as a host.
9989 * config/i860/*, config/ip2k/*, config/ns32k/*,
9990 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9991 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9992 mention obsolete ports.
9994 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9996 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9998 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9999 of frame_pointer_rtx.
10000 (sh_expand_epilogue): Likewise.
10001 (sh_set_return_address): Likewise.
10002 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10003 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10004 offsets from FRAME_POINTER_REGNUM.
10005 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10006 (sh_register_names): Add initializer for sfp.
10007 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10008 (VALID_REGISTER_P): Likewise.
10009 (FIRST_PSEUDO_REGISTER): Update.
10010 (DWARF_FRAME_REGISTERS): Define.
10011 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10012 (HARD_FRAME_POINTER_REGNUM): Define.
10013 (FRAME_POINTER_REGNUM): Redefine.
10014 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10015 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10016 from FRAME_POINTER_REGNUM.
10017 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10018 FRAME_POINTER_REGNUM.
10019 (REG_CLASS_CONTENTS): Add sfp.
10020 (REG_ALLOC_ORDER): Likewise.
10021 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10022 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10023 of frame_pointer_rtx.
10024 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10026 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10028 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10029 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10030 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10032 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10035 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10037 Make CONSTRUCTOR use VEC to store initializers.
10038 * c-common.c (complete_array_type): Update to cope with VEC in
10040 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10041 (pp_c_constructor_elts): New function.
10042 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10043 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10044 struct constructor_stack, struct initializer_stack,
10045 constructor_elements, push_init_level, pop_init_level,
10046 add_pending_init, find_init_member, output_init_element): Update to
10047 cope with VEC in CONSTRUCTOR_ELTS.
10048 * coverage.c (build_fn_info_value, build_ctr_info_value,
10049 build_gcov_info): Likewise.
10050 * expr.c (categorize_ctor_elements_1, store_constructor,
10051 expand_expr_real_1): Likewise.
10052 * fold-const.c (fold_ternary): Likewise.
10053 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10054 gimplify_init_constructor, gimplify_expr): Likewise.
10055 * tree-dump.c (dequeue_and_dump): Likewise.
10056 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10058 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10060 * tree-sra.c (generate_element_init_1): Likewise.
10061 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10062 * tree-ssa-operands.c (get_expr_operands): Likewise.
10063 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10064 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10065 (get_initial_def_for_reduction): Likewise.
10066 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10067 value handle in annotations.
10068 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10069 tree_node_structure): Add support for constr_kind.
10070 (build_vector_from_ctor, build_constructor_single,
10071 build_constructor_from_list): New functions.
10072 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10073 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10074 Update to cope with VEC in CONSTRUCTOR_ELTS.
10075 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10076 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10077 CONSTRUCTOR_APPEND_ELT): New macros.
10078 (struct constructor_elt, struct tree_constructor): New data types.
10079 (union tree_node): Add tree_constructor field.
10080 * treestruct.def: Define TS_CONSTRUCTOR.
10081 * varasm.c (const_hash_1, compare_constant, copy_constant,
10082 compute_reloc_for_constant, output_addressed_constants,
10083 initializer_constant_valid_p, output_constant,
10084 array_size_for_constructor, output_constructor): Update to cope with
10085 VEC in CONSTRUCTOR_ELTS.
10086 * vec.h (VEC_empty, VEC_copy): New macros.
10088 2005-07-19 Devang Patel <dpatel@apple.com>
10090 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10092 2005-07-19 Richard Henderson <rth@redhat.com>
10095 * gimplify.c (gimplify_expr): Use main variant type for the temp
10096 destination for a discarded volatile read.
10097 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10098 casts between non-void types that change volatility.
10100 2005-07-15 DJ Delorie <dj@redhat.com>
10102 * toplev.h: Add comment about the first parameter for warning().
10103 * errors.h: Likewise.
10105 * c.opt (Wpragmas): New.
10106 * doc/invoke.texi: Document it.
10108 * function.c (do_warn_unused_parameter): Add warning control to
10110 * c-decl.c (warn_if_shadowing): Likewise.
10111 * c-lex.c (cb_def_pragma): Likewise.
10112 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10113 (pop_alignment): Likewise.
10114 (handle_pragma_pack): Likewise.
10115 (apply_pragma_weak): Likewise.
10116 (handle_pragma_weak): Likewise.
10117 (handle_pragma_redefine_extname): Likewise.
10118 (add_to_renaming_pragma_list): Likewise.
10119 (handle_pragma_extern_prefix): Likewise.
10120 (maybe_apply_renaming_pragma): Likewise.
10121 (handle_pragma_visibility): Likewise.
10123 * config/c4x/c4x-c.c (BAD): Likewise.
10124 (c4x_parse_pragma): Likewise.
10125 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10126 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10127 (rs6000_pragma_longcall): Likewise.
10128 * config/v850/v850-c.c (pop_data_area): Likewise.
10129 (ghs_pragma_section): Likewise.
10130 (ghs_pragma_section): Likewise.
10131 (ghs_pragma_interrupt): Likewise.
10132 (ghs_pragma_starttda): Likewise.
10133 (ghs_pragma_startsda): Likewise.
10134 (ghs_pragma_startzda): Likewise.
10135 (ghs_pragma_endtda): Likewise.
10136 (ghs_pragma_endsda): Likewise.
10137 (ghs_pragma_endzda): Likewise.
10139 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10140 Kenneth Zadeck <zadeck@naturalbridge.com>
10142 * Makefile.in: Removed tree-promote-statics.c
10143 * tree-promote-statics.c: Removed.
10144 * common.opt: Removed flag-promote-statics.
10146 * passes.c: Removed tree-promote-statics pass.
10147 * tree-pass.h: Ditto.
10148 * timevar.def: Removed TV_PROMOTE_STATICS.
10151 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10153 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10155 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10157 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10160 * c-common.c (check_function_arguments): Call
10161 'check_function_format' if either -Wformat or
10162 -Wmissing-format-attribute are specified.
10163 * c-format.c (check_function_format): Check -Wformat before
10164 calling 'check_format_info'.
10165 * c-opts.c (c_common_post_options): Don't warn for
10166 -Wmissing-format-attribute without -Wformat.
10167 * c-typeck.c (convert_for_assignment): Detect additional cases for
10168 -Wmissing-format-attribute.
10169 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10172 2005-07-19 Richard Guenther <rguenther@suse.de>
10174 * config/i386/i386.md (lrint<mode>2): Use temporary
10175 instead of clobbering non-existent memory.
10177 2005-07-19 Nick Clifton <nickc@redhat.com>
10179 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10180 statement to avoid displaying ASCII control characters.
10182 2005-07-19 Ben Elliston <bje@au.ibm.com>
10184 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10185 * cfganal.c (find_edge_index): Ditto.
10186 * combine.c (combine_instructions): Ditto.
10187 * ddg.c (create_scc): Ditto.
10188 (find_successors): Ditto.
10189 (find_predecessors): Ditto.
10190 (find_nodes_on_paths): Ditto.
10191 (longest_simple_path): Ditto.
10192 * flow.c (update_life_info): Ditto.
10193 (count_or_remove_death_notes): Ditto.
10194 (clear_log_links): Ditto.
10195 * modulo-sched.c (generate_reg_moves): Ditto.
10196 (find_max_asap): Ditto.
10197 (find_max_hv_min_mob): Ditto.
10198 (find_max_dv_min_mob): Ditto.
10199 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10200 * sched-rgn.c (extract_edgelst): Ditto.
10201 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10202 (dump_update_ssa): Ditto.
10203 (ssa_names_to_replace) Ditto.
10204 (switch_virtuals_to_full_rewrite): Ditto.
10205 (update_ssa): Ditto.
10206 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10208 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10210 Fix PR tree-optimization/22483
10212 * tree-complex.c (create_components): Use
10213 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10214 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10215 * tree-flow.h (safe_referenced_var_iterator): New structure.
10216 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10217 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10218 safe_referenced_var iterator.
10219 (add_type_alias): Ditto.
10221 2005-07-19 Steven Bosscher <stevenb@suse.de>
10223 * loop-init.c (rest_of_handle_loop2): Remove.
10224 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10225 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10226 (pass_rtl_loop_init, pass_rtl_loop_done,
10227 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10228 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10229 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10230 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10231 pass_tree_loop_done, and pass_tree_unswitch.
10232 (gate_loop): Rename to gate_tree_loop.
10233 * passes.c (init_optimization_passes): Update for renamed tree
10234 loop passes. Add the new loop2 passes as subpasses of loop2.
10235 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10236 Update for the renamed tree loop passes.
10238 2005-07-18 Ian Lance Taylor <ian@airs.com>
10240 PR middle-end/22057
10241 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10242 blocks when optimizing.
10244 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10246 * common.opt (frename-registers): Initialize to 2.
10248 (fgcse-after-reload): Ditto.
10249 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10250 (process_options): Only change flag_web, flag_rename_registers,
10251 and flag_rerun_cse_after_loop if not explicitly set by user.
10253 2005-07-18 Jan Beulich <jbeulich@novell.com>
10255 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10256 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10257 in 64-bit mode the same as DImode in 32-bit mode.
10258 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10259 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10260 mode. Add new mode parameter.
10261 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10262 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10263 x86_64_shift_adj): New expanders.
10264 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10265 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10267 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10268 DImode shift splitters.
10269 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10270 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10273 2005-07-18 Jan Beulich <jbeulich@novell.com>
10275 * i386.md (movdi_extzv_1): New.
10276 (zero_extendhidi2): Combine alternatives and never force use of
10278 (zero_extendqidi2): Likewise. Don't restrict input selection.
10280 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10282 Fix PR tree-optimization/22531
10283 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10286 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10288 * tree-promote-statics.c (pass_promote_statics): Change dump file
10291 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10293 * tree-optimize.c (init_tree_optimization_passes): Add
10294 pass_eliminate_useless_stores pass.
10295 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10296 * tree-ssa-pre.c (is_copy_stmt): New function.
10297 (follow_copies_till_vuse): Ditto.
10298 (do_eustores): Ditto.
10299 (gate_eustores): Ditto.
10301 2005-07-16 Richard Henderson <rth@redhat.com>
10303 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10305 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10306 Kenneth Zadeck <zadeck@naturalbridge.com>
10308 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10309 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10310 ipa-type-escape.h, tree-promote-statics.c
10311 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10312 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10313 tree-promote-statics.c: new files.
10314 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10315 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10316 int nonlocal_set_p, mark_constant_function): Deleted.
10317 (rest_of_handle_cfg): Removed call to mark_constant_function.
10318 (nonoverlapping_component_refs_p): Added calls to support
10319 type based aliasing.
10320 * tree-ssa-alias.c (may_alias_p,
10321 compute_flow_insensitive_aliasing): Ditto.
10322 * calls.c (flags_from_decl_or_type): Removed reference to
10324 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10325 too many arguments. This is necessary for Spec 2000.
10326 * cgraph.h (const_function, pure_function): Removed.
10327 * common.opt: Added "fipa-pure-const", "fipa-reference",
10328 "fipa-type-escape", and "ftree-promote-static".
10330 * passes.c: Added ipa and tree-promote-statics passes.
10331 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10332 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10333 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10334 * tree-flow.h: Added exposed sra calls and addition of
10335 reference_vars_info field for FUNCTION_DECLS.
10336 * tree-pass.h: Added passes.
10337 * tree-sra.c: (sra_init_cache): New function.
10338 (sra_insert_before, sra_insert_after) Made public.
10339 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10341 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10342 aliasing. (may_alias_p): Added code to use type escape analysis to
10343 improve alias sets.
10344 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10345 code to prune clobbers of static variables based on information
10346 produced in ipa-reference pass. Changed call clobbering so that
10347 statics are not marked as clobbered if the call does not clobber
10350 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10352 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10355 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10357 * doc/install.texi (*-*-solaris2*): Document recommended version
10358 of GNU binutils and mention GNU linker problem on Solaris 10.
10360 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10363 * c-decl.c (c_build_bitfield_integer_type): New function.
10364 (finish_struct): Call it.
10365 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10367 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10369 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10372 2005-07-16 Jan Hubicka <jh@suse.cz>
10374 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10375 (scale_bbs_frequencies_int): Watch roundoff errors.
10376 * predict.c (return_prediction): Initialize return_stmt.
10378 2005-07-16 Jan Hubicka <jh@suse.cz>
10380 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10381 after RTL profiling.
10383 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10385 PR middle-end/22398
10386 * fold-const.c (build_range_check): Convert high/low to etype
10387 if we are only comparing against exp.
10389 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10391 Fix PR tree-optimization/22376
10392 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10394 (need_to_solve): New function.
10395 (compute_points_to_sets): Use it.
10397 2005-07-15 Jan Hubicka <jh@suse.cz>
10399 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10400 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10402 2005-07-15 Richard Guenther <rguenther@suse.de>
10404 * c-common.c (handle_flatten_attribute): New function.
10405 Add flatten function attribute.
10406 * doc/extend.texi: Document flatten function attribute.
10407 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10408 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10410 (cgraph_decide_inlining): Handle functions with flatten
10413 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10415 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10416 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10417 UNSPEC_XCHG, UNSPEC_AND): New.
10418 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10419 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10420 * config/rs6000/sync.md (FETCHOP): New code macro.
10421 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10423 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10424 (sync_compare_and_swap<mode>): Same.
10425 (sync_lock_test_and_set<mode>): Same.
10426 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10427 for QImode and HImode, and not PPC405.
10428 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10429 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10430 (sync_<fetchop>{si,di}_internal): New.
10431 (sync_nand{si,di}_internal): New.
10432 (sync_old_<fetchop>{si,di}_internal): New.
10433 (sync_old_nand{si,di}_internal): New
10434 (sync_new_<fetchop>{si,di}_internal): New.
10435 (sync_new_nand{si,di}_internal): New.
10436 (atomic_and{si,di}): New.
10437 (sync_new_nand{si,di}_internal): New.
10438 (atomic_and{si,di}): New.
10439 (sync_add<mode>_internal): Delete.
10440 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10441 (sync_sub<mode>_internal): Delte.
10442 (sync_subshort_internal): New.
10443 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10444 (sync_anddi_internal): Delete.
10445 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10446 (sync_booldi_internal): Delete.
10447 (sync_boolc<mode>_internal): Delete.
10448 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10449 (sync_boolc<mode>_internal2): Delete.
10450 (sync_boolcc<mode>_internal): Delete.
10451 (isync, lwsync): Use unspec instead of unspec_volatile.
10452 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10453 Revert UNSPEC_VOLATILE.
10454 (rs6000_split_atomic_op): New.
10455 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10457 2005-07-14 Eric Christopher <echristo@redhat.com>
10459 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10460 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10462 2005-07-14 Eric Christopher <echristo@redhat.com>
10464 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10466 2005-07-14 Steven Bosscher <stevenb@suse.de>
10468 PR tree-optimization/22230
10469 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10470 the computation of the four cross productions for "range op range".
10472 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10473 Ulrich Weigand <uweigand@de.ibm.com>
10476 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10479 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10481 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10483 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10485 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10487 2005-07-14 Richard Guenther <rguenther@suse.de>
10489 PR middle-end/22347
10490 * config/i386/i386-protos.h (ix86_function_value): Change
10491 prototype to match new target hook.
10492 * config/i386/i386.c (ix86_value_regno): Change prototype
10493 to take extra type argument.
10494 (TARGET_FUNCTION_VALUE): Define.
10495 (ix86_function_ok_for_sibcall): Pass extra argument to
10496 ix86_value_regno, check return slot rtx for exact match.
10497 (ix86_function_value): Take extra parameter. Dispatch to
10498 ix86_value_regno with fndecl/fntype as provided.
10499 (ix86_value_regno): Handle extra type argument.
10500 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10502 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10503 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10504 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10505 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10506 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10508 2005-07-14 Richard Guenther <rguenther@suse.de>
10510 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10511 * calls.c (expand_call): Pass fntype to hard_function_value.
10512 (emit_library_call_value_1): Likewise.
10513 * explow.c: Include target.h.
10514 (hard_function_value): Take extra argument, the fntype.
10515 Use new target hook for function_value.
10516 * expr.h (hard_function_value): Change prototype.
10517 * function.c (aggregate_value_p): Pass 0 as fntype to
10518 hard_function_value.
10519 (assign_parms): Use new target hook for function_value.
10520 Pass 0 as fntype to hard_function_value.
10521 (expand_function_end): Likewise.
10522 * reg-stack.c: Include target.h.
10523 (stack_result): Use new target hook for function_value.
10524 * target-def.h: New target hook function_value.
10525 * target.h: Likewise.
10526 * targhooks.c (default_function_value): New function.
10527 * targhooks.h (default_function_value): Declare.
10529 2005-07-13 Ian Lance Taylor <ian@airs.com>
10531 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10533 2005-07-14 Jan Hubicka <jh@suse.cz>
10535 * tree-dfa.c (dump_variable): Use default_def function.
10536 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10537 * tree-ssa.c (verify_use): Likewise.
10538 * tree-ssanames.c (release_ssa_name): Likewise.
10539 * tree-tailcall.c (eliminate_tail_call): Likewise.
10540 (tree_optimize_tail_calls_1): Likewise.
10541 * tree-vrp.c (get_value_range): Likewise.
10543 2005-07-14 Ben Elliston <bje@au.ibm.com>
10545 * gcc.c (main): Compare language[0] with '*' when iterating over
10548 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10550 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10551 "s390_emit_compare". Add handling of CCZ1mode.
10552 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10553 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10555 (s390_branch_condition_mask): Add CCZ1mode handling.
10556 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10557 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10558 Use CCZ1mode instead of CCZmode.
10559 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10561 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10563 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10565 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10567 2005-07-13 Eric Christopher <echristo@redhat.com>
10569 * config/mips/mips.c (mips_canonicalize_comparison): New.
10570 (mips_emit_int_relational): Use.
10572 2005-07-13 Eric Christopher <echristo@redhat.com>
10574 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10575 static extra parts.
10576 * config/s390/s390.md: Include tpf.md. Move tpf specific
10578 * config/s390/tpf.md: To here.
10579 * config/s390/s390.opt: Move tpf specific options...
10580 * config/s390/tpf.opt: to here. Add mmain option.
10581 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10582 * config/s390/tpf.h: Rewrite.
10584 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10586 * doc/tm.texi: Remove @xref{Cross-profiling}.
10588 2005-07-13 Jeff Law <law@redhat.com>
10590 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10591 expressions, test their _DECL operands for pointer equality rather
10592 than using operand_equal_p.
10594 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10596 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10597 (TARGET_POSIX_IO): This.
10598 * config/darwin.h: Likewise.
10599 * config/freebsd.h: Likewise.
10600 * config/linux.h: Likewise.
10601 * config/lynx.h: Likewise.
10602 * config/netbsd.h: Likewise.
10603 * config/rs6000/linux64.h: Likewise.
10604 * config/rs6000/linux.h: Likewise.
10605 * config/s390/tpf.h: Likewise.
10606 * config/sh/embed-elf.h: Likewise.
10607 * config/sparc/linux64.h: Likewise.
10608 * config/sparc/linux.h: Likewise.
10609 * config/svr4.h: Likewise.
10610 * gcov-io.h: Likewise.
10612 * doc/tm.texi: Updated.
10614 * libgcov.c (create_file_directory): Defined only if
10615 TARGET_POSIX_IO is defined.
10616 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10619 2005-07-13 Jan Hubicka <jh@suse.cz>
10621 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10623 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10625 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10626 structure as argument.
10628 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10630 PR tree-optimization/21921
10631 * tree-iterator.c (tsi_link_before): Support the case when
10632 tsi_end_p (tsi) == true.
10634 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10636 PR tree-optimization/22442
10637 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10640 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10642 PR rtl-optimization/20376
10643 * toplev.c (process_options): Enable -fweb and -frename-registers when
10645 * doc/invoke.texi: Update the information about when -fweb and
10646 -frename-registers are enabled.
10648 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10651 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10652 if *rhs_p is not a SSA_NAME.
10654 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10656 Fix PR tree-optimization/22422
10657 * tree-ssa-structalias.c (struct variable_info): Add flag for
10659 (get_varinfo): Now a static function.
10660 (new_varinfo): init has_union and is_special_var to false.
10661 (solution_set_add): Check has_union.
10662 (do_da_constraint): Move temporary variable so it gets reset
10664 Also check for special variable.
10665 (do_ds_constraint): Ditto.
10666 (do_sd_constraint): Ditto.
10667 (do_structure_copy): Check for special variable.
10668 (find_func_aliases): Ditto.
10669 (init_base_vars): Set special vars properly.
10671 2005-07-13 Jan Hubicka <jh@suse.cz>
10673 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10676 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10677 (get_expr_operands): Fix thinko wrt flags and subvars.
10679 PR tree-optimize/22379
10680 * tree-inline.c (expand_call_inline): Do not output sorry in early
10683 2005-07-12 Dale Johannesen <dalej@apple.com>
10685 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10687 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10690 * host-linux.h: Include limits.h.
10692 2005-07-12 Dale Johannesen <dalej@apple.com>
10694 * expr.c (compress_float_constant): Add cost check.
10695 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10697 2005-07-12 Dale Johannesen <dalej@apple.com>
10699 * gcc.target/i386/compress-float-sse.c: New.
10700 * gcc.target/i386/compress-float-sse-pic.c: New.
10701 * gcc.target/i386/compress-float-387.c: New.
10702 * gcc.target/i386/compress-float-387-pic.c: New.
10703 * gcc.dg/compress-float-ppc.c: New.
10704 * gcc.dg/compress-float-ppc-pic.c: New.
10706 2005-07-12 Eric Christopher <echristo@redhat.com>
10708 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10709 static extra parts.
10710 * config/s390/s390.md: Include tpf.md. Move tpf specific
10712 * config/s390/tpf.md: To here.
10713 * config/s390/s390.opt: Move tpf specific options...
10714 * config/s390/tpf.opt: to here. Add mmain option.
10715 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10716 * config/s390/tpf.h: Rewrite.
10718 2005-07-12 Eric Christopher <echristo@redhat.com>
10720 * gcc.c (struct infile): Update comment for language.
10721 (main): Rewrite input file resetting code.
10723 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10726 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10727 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10728 (lookup_avail_expr): Use constant_boolean_node instead
10729 of boolean_false_node/boolean_true_node.
10731 2005-07-12 Ben Elliston <bje@au.ibm.com>
10733 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10734 and use it when printing num_edges.
10736 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10738 * doc/extend.texi (Blackfin Built-in Functions): New section.
10739 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10742 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10744 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10745 s/cmpstrsi/cmpstrnsi
10746 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10748 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10749 (init_optabs): Initialize cmpstrn_optab.
10750 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10751 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10752 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10753 * config/i386/i386.md: s/cmpstr/cmpstrn
10754 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10755 * doc/md.texi: Update documentation.
10757 2005-07-11 Richard Henderson <rth@redhat.com>
10759 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10760 build_va_arg_indirect_ref.
10761 (alpha_gimplify_va_arg): Likewise.
10762 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10763 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10764 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10765 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10766 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10767 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10769 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10771 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10773 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10774 * passes.c (init_optimization_passes): Add pass_empty_loop.
10775 * tree-pass.h (pass_empty_loop): Declare.
10776 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10777 try_remove_empty_loop, remove_empty_loops): New functions.
10778 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10779 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10781 2005-07-12 Peter Barada <peter@the-baradas.com>
10783 PR middle-end/16719
10784 PR middle-end/18421
10785 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10786 in address registers.
10787 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10788 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10789 alternative of addsi3_5200.
10791 2005-07-11 Ian Lance Taylor <ian@airs.com>
10793 * config/mips/mips.md (ffs<mode>2): Remove.
10795 2005-07-11 Ian Lance Taylor <ian@airs.com>
10797 * doc/tree-ssa.texi (Cleanups): Improve description of
10799 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10801 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10803 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10804 * tree.h (DECL_ARGUMENT_FLD): New macro.
10806 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10808 Fix PR tree-optimization/22404
10810 * tree-ssa-structalias.c (create_variable_info_for): Use
10813 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10815 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10816 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10817 for second comparison operand.
10818 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10820 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10821 (define_insn_reservation "alu"): Likewise.
10822 (csync, ssync): Now of type sync.
10823 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10824 -mcsync-anomaly -mspecld-anomaly.
10825 * config/bfin/bfin.opt (mcsync): Remove.
10826 (mcsync-anomaly, mspecld-anomaly): Add.
10827 * config/bfin/bfin.c: Include "insn-codes.h".
10828 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10829 (TARGET_DEFAULT_TARGET_FLAGS): New.
10830 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10832 2005-07-11 Steven Bosscher <stevenb@suse.de>
10834 * basic-block.h: Give the BB flags enum a name, bb_flags.
10835 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10836 * cfgcleanup.c (enum bb_flags): Remove here.
10837 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10838 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10839 (update_forwarder_flag): Likewise.
10840 (thread_jump): Likewise.
10841 (try_forward_edges): Likewise.
10842 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10843 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10844 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10846 2005-07-11 Richard Guenther <rguenther@suse.de>
10848 * config/i386/i386.opt: New target option -msseregparm.
10849 * config/i386/i386.c (override_options): Error out for
10850 -msseregparm but no SSE support.
10851 (ix86_function_sseregparm): Check for global sseregparm.
10852 * doc/invoke.texi: Document -msseregparm.
10854 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10856 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10857 (m32rle-*-linux*): Ditto.
10859 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10861 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10862 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10865 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10867 PR middle-end/22239
10869 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10870 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10872 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10874 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10875 (varmap): Heapify varmap.
10876 (constraints): Heapify constraints.
10877 (struct constraint_graph): Heapify succs and preds.
10878 (constraint_vec_find): Update for heapification.
10879 (constraint_set_union): Ditto.
10880 (insert_into_complex): Ditto.
10881 (constraint_edge_vec_find): Ditto.
10882 (erase_graph_self_edge): Ditto.
10883 (add_graph_edge): Ditto.
10884 (get_graph_weights): Ditto.
10885 (merge_graph_nodes): Ditto.
10886 (build_constraint_graph): Ditto.
10887 (topo_visit): Ditto.
10888 (solve_graph): Ditto.
10889 (create_variable_info_for): Ditto.
10890 (init_base_vars): Ditto.
10891 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10892 (condese_varmap_nodes): Free complex vector.
10893 (clear_edges_for_node): Clear succs and preds vector.
10895 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10897 * tree-ssa-structalias.c (update_alias_info): Change counting of
10898 references to not include vdefs.
10900 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10902 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10903 (up_insert): Ditto.
10905 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10907 * pa.c (pa_commutative_p): Make PLUS commutative when
10908 TARGET_NO_SPACE_REGS is true.
10910 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10912 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10913 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10914 * tree-dfa.c (dump_subvars_for): New.
10915 (debug_subvars_for): New.
10916 (dump_variable): Show subvariables if VAR has them.
10917 * tree-flow-inline.h (get_subvar_at): New.
10918 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10919 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10921 (struct subvar): Change fields offset and size to unsigned
10923 (dump_subvars_for): Declare.
10924 (debug_subvars_for): Declare.
10925 (get_subvar_at): Declare.
10926 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10927 to unsigned HOST_WIDE_INT *.
10928 (overlap_subvar): Likewise.
10929 * tree-gimple.c (is_gimple_reg): Always return false for
10930 SFTs and memory tags.
10931 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10932 Update all callers.
10933 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10934 (compute_may_aliases): Call compute_points_to_sets.
10935 (collect_points_to_info_for): Remove.
10936 (compute_points_to_and_addr_escape): Remove.
10937 (delete_alias_info): Call delete_points_to_sets.
10938 (compute_flow_sensitive_aliasing): If the call to
10939 find_what_p_points_to returns false, call set_pt_anything.
10940 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10941 (set_pt_anything): Clear pi->pt_vars.
10942 (set_pt_malloc): Remove.
10943 (merge_pointed_to_info): Remove.
10944 (add_pointed_to_expr): Remove.
10945 (add_pointed_to_var): Remove.
10946 (collect_points_to_info_r): Remove.
10947 (is_escape_site): Make extern.
10949 (create_overlap_variables_for): Call it.
10950 * tree-ssa-copy.c (merge_alias_info): Never merge
10951 flow-sensitive alias information.
10952 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10953 offset and size to be unsigned HOST_WIDE_INT.
10954 (add_to_addressable_set): Rename from note_addressable.
10955 Set TREE_ADDRESSABLE as the variables are added to the set.
10957 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10958 operands into VUSEs when adding V_MAY_DEFs for members in an
10960 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10961 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10962 (struct variable_info): Add bitfield is_heap_var.
10963 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10964 (new_var_info): Initialize is_heap_var.
10965 (get_constraint_for): Add HEAP variables to the symbol table.
10966 Mark them with is_heap_var.
10967 (update_alias_info): New. Taken mostly from the old
10968 compute_points_to_and_addr_escape.
10969 (handle_ptr_arith): New.
10970 (find_func_aliases): Call update_alias_info.
10971 Call handle_ptr_info for tcc_binary expressions.
10972 Call mark_stmt_modified.
10973 (create_variable_info_for): If DECL has subvars, do not create
10974 variables for its subvars. Always add all the fields.
10975 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10976 SFTs, then add all the SFTs of the structure.
10977 If VI->DECL is an aggregate with subvariables, add the SFT at
10979 (find_what_p_points_to): If VI is an artificial variable,
10980 translate to bitfields in SSA_NAME_PTR_INFO.
10981 If the solution is empty, set pi->pt_vars to NULL
10982 (init_base_vars): Create ANYOFFSET.
10983 (compute_points_to_sets): Rename from create_alias_vars.
10985 (pass_build_pta): Remove.
10986 (delete_points_to_sets): Rename from delete_alias_vars.
10987 (pass_del_pta): Remove.
10988 * tree-ssa-structalias.h (struct alias_info): Move from
10990 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10991 NUM_REFERENCES_SET): Likewise.
10992 (compute_points_to_sets, delete_points_to_sets): Declare.
10994 2005-07-09 Richard Henderson <rth@redhat.com>
10996 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10997 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10998 alpha_split_lock_test_and_set_12): New functions.
10999 * config/alpha/alpha-protos.h: Update.
11000 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11001 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11002 * config/alpha/sync.md (I12MODE): New.
11003 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11004 (sync_<fetchop_name><I48MODE>): Likewise.
11005 (sync_nand<I48MODE>): Likewise.
11006 (sync_old_<fetchop_name><I48MODE>): Likewise.
11007 (sync_new_<fetchop_name><I48MODE>): Likewise.
11008 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11009 (sync_compare_and_swap<I48MODE>): Likewise.
11010 (sync_lock_test_and_set<I48MODE>): Likewise.
11011 (sync_compare_and_swap<I12MODE>): New.
11012 (sync_compare_and_swap<I12MODE>_1): New.
11013 (sync_lock_test_and_set<I12MODE>): New.
11014 (sync_lock_test_and_set<I12MODE>_1): New.
11016 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11020 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11022 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11024 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11025 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11027 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11030 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11032 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11034 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11035 memory_operand constraint.
11036 (store_conditional_<mode>): Same.
11037 (sync_compare_and_swap<mode>): Same.
11038 (sync_lock_test_and_set<mode>): Same.
11040 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11042 Rewrite PIC support to more closely model actual instructions.
11043 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11044 (cris_symbol): Remove prototypes for removed functions.
11045 (cris_pic_symbol_type_of, cris_valid_pic_const)
11046 (cris_expand_pic_call_address): Prototypes for new functions.
11047 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11049 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11051 <case ':'>: Add case for new punctuation character.
11052 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11053 emitting (extra) PIC modifier.
11054 <case UNSPEC>: Do not assert for PLT.
11055 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11056 (cris_expand_prologue, cris_expand_epilogue): Check
11057 for pic_offset_table_rtx usage instead of taking
11058 current_function_uses_pic_offset_table as the final word.
11059 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11060 Remove flag_pic difference.
11061 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11062 the moral equivalents of...
11063 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11065 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11066 (cris_handle_option): Mark ARG as unused.
11067 (cris_expand_pic_call_address): New worker function for "call",
11069 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11070 output PIC constructs here.
11071 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11072 as symbol-specific modifers, not whole or part of operands.
11073 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11074 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11075 constants and flag_pic.
11076 (CONSTANT_INDEX_P): Adjust for new functions.
11077 (enum cris_pic_symbol_type): New helper type.
11078 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11079 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11080 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11082 ("movsi"): Emit actual instructions for GOT and relative access.
11083 ("*movsi_got_load"): New pattern to set up the register holding
11085 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11086 Adjust FIXME for 'S'.
11087 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11088 Use "movs" for -fpic cases.
11089 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11090 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11091 ("call", "call_value"): Just call cris_expand_pic_call_address for
11093 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11094 Remove special pattern.
11095 ("*expanded_call_side", "*expanded_call_value_side"): New
11097 (gotplt-to-plt, gotplt-to-plt-side-call)
11098 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11100 * config/cris/cris/predicates.md
11101 ("cris_general_operand_or_gotless_symbol"): Remove unused
11103 ("cris_general_operand_or_symbol"): Adjust for new functions.
11105 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11107 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11109 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11111 * Makefile.in (TREE_H): Add treestruct.def.
11112 (c-decl.o): Add pointer-set.h
11113 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11114 visibility on regular DECL's.
11115 (merge_decls): Fix the copying of decl nodes of various types for
11116 the new structures. Don't update RTL, section name, weak status,
11117 etc, on DECL's without RTL.
11118 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11119 Don't check volatile on non-variable types.
11120 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11121 to check whether we have seen arguments.
11122 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11123 flag is checked before field (flag is common, field is not).
11124 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11125 TS_DECL_COMMON could have an origin.
11126 (add_location_or_const_value_attribute): Don't check section name
11127 on non-var/function decls.
11128 (dwarf2out_var_location): Reverse order of tests.
11129 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11130 with DECL_WRTL_CHECK.
11131 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11132 * fold-const.c (fold_binary): Don't check weakness on
11133 non-var/function decls.
11134 (tree_expr_nonzero_p): Ditto.
11135 (fold_checksum_tree): Use tree_decl_extra as sizeof
11137 * ggc-page.c (extra_order_size_table): Add sizes for
11138 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11140 * gimplify.c (gimplify_bind_expr): Only set
11141 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11142 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11144 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11145 * langhooks.h (init_ts). New langhook.
11146 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11147 * print-tree.c (print_node): Update to only print fields that
11148 exist in the structures the passed decl has.
11149 * toplev.c (wrapup_global_declarations): Don't reset
11150 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11151 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11152 * tree-inline.c (remap_decl): Ditto.
11153 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11154 * tree-pretty-print.c (print_declaration): Don't print
11155 DECL_REGISTER on things that don't contain it.
11156 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11157 non-var/function decls.
11158 * tree.c (tree_contains_struct): New structure.
11159 (init_priority_for_decl): New hashtable.
11160 (tree_int_map): New structure.
11161 (tree_int_map_eq): New function.
11162 (tree_int_map_marked_p): Ditto.
11163 (tree_int_map_hash): Ditto.
11164 (tree_map): Move to tree.h.
11165 (tree_map_eq): Externalize.
11166 (tree_map_hash): Ditto.
11167 (tree_map_marked_p): Ditto.
11168 (init_ttree): Set up tree_contains_struct and call langhook.
11169 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11170 (tree_code_size): Update for new structures.
11171 (tree_node_structure): Update for new structures.
11172 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11174 (copy_node_stat): Copy init priority.
11175 (build_decl_stat): Ditto for visibility.
11176 (ts_enum_names): New.
11177 (tree_contains_struct_check_failed): New function.
11178 (decl_init_priority_lookup): Ditto.
11179 (decl_init_priority_insert): Ditto.
11180 * treestruct.def: New file.
11181 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11182 (CONTAINS_STRUCT_CHECK): Ditto.
11183 (tree_contains_struct_check_failed): New prototype.
11184 (DECL_CHECK): Removed.
11185 (DECL_MINIMAL_CHECK): New.
11186 (DECL_COMMON_CHECK): Ditto.
11187 (DECL_WRTL_CHECK): Ditto.
11188 (DECL_NON_COMMON_CHECK): Ditto.
11189 (DECL_WITH_VIS_CHECK): Ditto.
11190 (VAR_OR_FUNCTION_DECL_P): Ditto
11191 (struct tree_decl_minimal): New structure.
11192 (struct tree_decl_common): Ditto.
11193 (struct tree_decl_with_rtl): Ditto.
11194 (struct tree_decl_with_vis): Ditto.
11195 (struct tree_decl_non_common): Ditto.
11196 (struct tree_field_decl): Ditto.
11197 (struct tree_parm_decl): Ditto.
11198 (struct tree_var_decl): Ditto.
11199 (struct tree_function_decl): Ditto.
11200 (struct tree_const_decl): Ditto.
11201 (struct tree_result_decl): Ditto.
11202 (union tree_node): Add new structures.
11203 * var-tracking.c (track_expr_p): Reverse order of tests.
11205 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11207 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11209 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11210 * system.h: Poison FINALIZE_PIC.
11211 * doc/tm.texi (FINALIZE_PIC): Remove.
11213 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11216 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11217 to the correct type if we have a MODIFY_EXPR.
11219 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11221 PR tree-optimization/22360
11222 * tree.c (upper_bound_in_type): Fix calculations for casting
11223 to a non-wider signed type and casting a signed value to a
11224 wider unsigned type.
11225 (lower_bound_in_type): Fix calculations for casting to a
11226 non-wider signed type.
11228 PR tree-optimization/20139
11229 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11231 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11232 fold_cond_expr_cond.
11233 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11234 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11236 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11239 * tree-complex.c (expand_complex_libcall): Produce
11240 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11242 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11244 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11245 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11246 b" assert and inserted fastpath code for this case.
11247 (bitmap_ior): Removed "a != b" assert.
11249 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11251 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11252 (ENDFILE_SPEC): Likewise.
11253 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11255 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11256 a large stack frame at epilogue.
11258 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11260 * final.c: Include sdbout.h when required.
11262 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11264 * config.gcc (*-*-darwin*): Only one target-specific header file
11265 for generic darwin.
11266 (powerpc-*-darwin*): Add version-specific header files.
11267 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11268 * config.in: Regenerate.
11269 * configure: Regenerate.
11270 * gcc.c: Include xregex.h.
11271 (version_compare_spec_function): New.
11272 (spec_function): Add version-compare.
11273 (replace_outfile_spec_function): Reformat comment.
11274 (compare_version_strings): New.
11275 * config/darwin-c.c (version_as_macro): New.
11276 (builtin_define): New.
11277 (darwin_cpp_builtins): New.
11278 * config/darwin-protos.h (darwin_cpp_builtins): New.
11279 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11280 (LIB_SPEC): Make unconditional, update comment.
11281 (TARGET_C99_FUNCTIONS): Define.
11282 * config/darwin.opt: Sort.
11283 (mmacosx-version-min=): New.
11284 * config/darwin7.h: Delete.
11285 * config/darwin8.h: Delete.
11286 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11287 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11288 (TARGET_C99_FUNCTIONS): Define.
11289 * config/rs6000/darwin7.h: New.
11290 * config/rs6000/darwin8.h: New.
11291 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11292 (-mmacosx-version-min): Document.
11294 2005-07-07 Ian Lance Taylor <ian@airs.com>
11296 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11298 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11300 PR middle-end/22239
11301 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11303 2005-07-07 Khem Raj <kraj@mvista.com>
11305 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11306 in bytes, not words.
11308 2005-07-07 Paul Brook <paul@codesourcery.com>
11310 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11311 DEFAULT_FUNCTION_ARG_PADDING to upward.
11313 2005-07-07 Richard Henderson <rth@redhat.com>
11315 * function.c (locate_and_pad_parm): Record parameter alignment in
11316 stack_alignment_needed.
11318 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11320 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11321 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11322 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11323 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11324 (define_attr "type"): Add isync, sync, load_l, store_c.
11325 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11326 Create scratch volatile MEM.
11327 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11329 (load_locked_<mode>): New.
11330 (store_conditional_<mode>): New.
11331 (sync_compare_and_swap<mode>): Replace with splitter.
11332 (sync_lock_test_and_set<mode>): Replace with splitter.
11333 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11335 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11336 is ics. Attribute isync.
11337 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11339 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11340 and UNSPECV_SYNC_OP.
11341 (emit_unlikely_jump): New.
11342 (emit_load_locked): New.
11343 (emit_store_conditional): New.
11344 (rs6000_split_compare_and_swap): New.
11345 (rs6000_split_lock_test_and_set): New.
11346 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11347 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11348 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11349 rs6000_split_lock_test_and_set): Declare.
11350 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11351 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11352 store_c, isync, sync.
11354 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11356 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11357 filenames to gtyp-gen.h.
11358 (s-typ-gen): Use it in place of for loops.
11360 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11362 * hooks.c (hook_bool_rtx_int_false): New function.
11363 * hooks.h (hook_bool_rtx_int_false): Declare.
11364 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11365 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11366 * target.h (struct gcc_target): Add commutative_p member.
11367 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11368 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11369 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11370 (pa_commutative_p): New function.
11371 * jump.c (target.h): Include.
11372 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11373 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11375 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11377 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11378 (s390_expand_setmem): New.
11379 * config/s390/s390.c: Likewise.
11380 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11382 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11383 general_operand. Call new function "s390_expand_setmem".
11384 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11385 ("setmem_long", "*setmem_long"): ... this.
11387 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11389 * config/s390/s390.c: (optimization_options): Enable
11390 TARGET_MVCLE at -Os.
11391 * doc/invoke.texi: Document changes in default behaviour.
11392 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11394 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11396 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11397 defined by back-end.
11399 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11401 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11402 all sets in the pattern.
11403 * config/rs6000/rs6000.md (stack_protect_testsi,
11404 stack_protect_testdi): Likewise.
11406 2005-07-06 Jeff Law <law@redhat.com>
11408 * tree-vrp.c (simplify_using_ranges): Kill.
11409 (vrp_finalize): Remove call to simplify_using_ranges.
11410 (simplify_stmt_using_ranges): New function extracted from
11411 simplify_using_ranges.
11412 (simplify_div_or_mod_using_ranges): Likewise.
11413 (simplify_abs_using_ranges): Likewise.
11414 (simplify_cond_using_ranges): New function.
11415 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11416 * tree-ssa-propagate.c (substitute_and_fold): Call
11417 simplify_stmt_using_ranges if we have range information.
11419 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11421 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11422 ia64_flag_schedule_isns2.
11424 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11425 reading/writing general registers.
11426 (ia64_function_arg): Revert 2005-06-18 change.
11428 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11430 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11431 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11433 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11435 * function.c (expand_function_end): Revert part of 2005-06-27
11436 patch. Do sjlj_emit_function_exit_after after return_label.
11438 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11440 * doc/install.texi (--disable-libssp): New.
11442 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11444 * doc/invoke.texi: Update -fforce-mem documentation.
11445 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11446 code for -fforce-mem.
11447 * expmed.c: (store_bit_field,store_fixed_bit_field,
11448 extract_bit_field): Ditto.
11449 * expr.c: (convert_move): Ditto.
11450 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11451 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11452 emit_conditional_add,expand_float,expand_fix): Ditto.
11453 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11454 (common_handle_option): Issue warning when -fforce-mem specified.
11456 2005-07-06 Paul Brook <paul@codesourcery.com>
11458 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11460 * configure: Regenerate.
11462 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11464 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11466 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11468 Fix PR tree-optimization/22319
11469 Fix PR tree-optimization/22140
11470 Fix PR tree-optimization/22310
11472 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11473 variable sized types.
11474 Use correct type for intermediate structure on *a = *b structure
11477 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11479 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11481 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11482 (machine_function): Move typedef to...
11483 * config/rs6000/rs6000.c (machine_function): ... here. Add
11484 varargs_save_offset field.
11485 (rs6000_stack_t): Remove varargs_size field.
11486 (setup_incoming_varargs): Allocate varargs save area using
11487 assign_stack_local, try to make it as small as possible.
11488 Save offset from virtual_stack_vars_rtx to the save area
11489 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11490 instead of magic 8 when fp word byte size is used.
11491 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11492 instead of -RS6000_VARARGS_SIZE.
11493 (rs6000_stack_info, debug_stack_info,
11494 rs6000_initial_elimination_offset): Remove all traces of
11496 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11497 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11498 RS6000_VARARGS_AREA.
11500 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11502 PR tree-optimization/21963
11503 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11504 constant_multiple_of in the same way get_computation_cost_at does.
11506 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11508 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11509 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11510 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11511 and return its previous value.
11512 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11513 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11515 (stack_protect_set, stack_protect_test): New expanders.
11516 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11517 stack_protect_testdi): New insns.
11518 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11519 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11521 2005-07-06 Jeff Law <law@redhat.com>
11523 * tree-ssa-dce.c (cfg_altered): New global.
11524 (tree_dce_init): Initialize cfg_altered.
11525 (remove_dead_stmt): If we remove an edge in the CFG, then set
11527 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11530 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11532 * Makefile.in (stamp-collect-ld): Use
11533 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11534 ./collect-ld if it already exists.
11535 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11536 Don't remove ./nm if it already exists.
11538 2005-07-05 Devang Patel <dpatel@apple.com>
11540 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11541 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11542 * tree-vectorizer.c (vect_loop_location): New.
11543 (vect_print_dump_info): Use vect_loop_location.
11544 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11545 (vectorize_loops): Set vect_loop_location.
11546 * tree-vect-analyze.c (vect_analyze_offset_expr,
11547 vect_determin_vectorization_factor, vect_analyze_operations,
11548 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11549 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11550 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11551 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11552 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11553 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11554 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11555 vect_analyze_loop): Adjust vect_print_dump_info API.
11556 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11557 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11558 vect_finish_stmt_generation, vectorizable_assignment,
11559 vectorizable_operation, vectorizable_store, vectorizable_load,
11560 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11561 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11562 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11563 vect_transform_loop): Same.
11564 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11565 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11568 2005-07-05 Randolph Chung <tausq@debian.org>
11570 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11571 * configure: Regenerate.
11572 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11573 (pa_tls_referenced_p): Declare.
11574 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11575 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11576 (legitimize_tls_address): New.
11577 (hppa_legitimize_address): Handle TLS addresses.
11578 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11579 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11580 (emit_move_sequence): Handle TLS addresses.
11581 (pa_encode_section_info): Call default handler to handle common
11583 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11584 (CONSTANT_ADDRESS_P): Reject TLS operands.
11585 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11586 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11587 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11588 (UNSPEC_TLSLE): Define new constants.
11589 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11590 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11591 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11592 (tie_symbolic_operand, tle_symbolic_operand): New
11594 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11596 * aclocal.m4: Update macros for autoconf 2.59 style.
11597 * configure.ac: Likewise.
11599 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11601 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11602 (function_arg): Pass small aggregates in general registers on 32-bit
11604 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11606 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11608 * Makefile.in (final.o): Fix dependencies.
11610 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11614 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11615 * langhooks.c (lhd_expr_to_decl): New.
11616 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11618 (LANG_HOOKS_INITIALIZER): Update.
11619 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11620 expr_to_decl langhook.
11621 * c-tree.h (c_expr_to_decl): Declare.
11622 * c-typeck.c (c_expr_to_decl): New.
11623 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11625 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11627 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11630 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11631 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11633 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11635 * Makefile.in: Adjust dependencies.
11636 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11637 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11638 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11639 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11640 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11641 rest_of_compilation.
11643 * bb-reorder.c (gate_duplicate_computed_gotos,
11644 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11645 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11646 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11647 pass_partition_blocks): New.
11648 * bt-load.c (gate_handle_branch_target_load_optimize,
11649 rest_of_handle_branch_target_load_optimize,
11650 pass_branch_target_load_optimize): New.
11651 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11653 * cfglayout.c (pass_insn_locators_initialize): New.
11654 * cfgrtl.c (pass_free_cfg): New.
11655 * combine.c (gate_handle_combine, rest_of_handle_combine,
11656 pass_combine): New.
11657 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11658 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11659 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11660 * except.c (pass_set_nothrow_function_flags,
11661 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11663 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11664 rest_of_handle_shorten_branches, pass_shorten_branches,
11665 rest_of_clean_state, pass_clean_state): New.
11666 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11667 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11668 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11670 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11671 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11672 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11673 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11675 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11676 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11677 pass_rtl_ifcvt, gate_handle_if_after_combine,
11678 rest_of_handle_if_after_combine, pass_if_after_combine,
11679 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11680 pass_if_after_reload): New.
11681 * integrate.c (pass_initial_value_sets): New.
11682 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11683 pass_purge_lineno_notes): New.
11684 * mode-switching.c (rest_of_handle_mode_switching,
11685 pass_mode_switching): New.
11686 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11687 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11689 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11690 pass_loop_optimize): New.
11691 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11693 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11695 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11696 pass_postreload_cse): New.
11697 * profile.c (gate_handle_profiling, pass_profiling,
11698 rest_of_handle_branch_prob, pass_branch_prob): New.
11699 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11700 pass_split_before_regstack, gate_handle_split_before_regstack,
11701 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11702 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11703 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11704 pass_stack_regs): New.
11705 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11706 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11707 pass_stack_adjustments): New.
11708 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11709 pass_regrename): New.
11710 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11711 pass_delay_slots, gate_handle_machine_reorg,
11712 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11713 * rtl.h (extern void purge_line_number_notes): New.
11714 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11715 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11717 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11719 * value-prof.c (gate_handle_value_profile_transformations,
11720 rest_of_handle_value_profile_transformations,
11721 pass_value_profile_transformations): New.
11722 * var-tracking.c (gate_handle_var_tracking,
11723 pass_variable_tracking): New.
11724 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11726 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11727 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11728 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11729 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11730 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11731 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11732 rest_of_handle_gcse2, rest_of_handle_regmove,
11733 rest_of_handle_tracer, rest_of_handle_if_conversion,
11734 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11735 rest_of_handle_web, rest_of_handle_branch_prob,
11736 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11737 rest_of_handle_jump_bypass, rest_of_handle_combine,
11738 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11739 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11740 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11741 rest_of_handle_mode_switching, rest_of_handle_jump,
11742 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11743 rest_of_handle_flow2, rest_of_handle_jump2,
11744 rest_of_handle_peephole2, rest_of_handle_postreload,
11745 rest_of_handle_shorten_branches, rest_of_clean_state,
11746 rest_of_compilation): Remove.
11748 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11749 * passes.c (dump_flags, in_gimple_form, all_passes,
11750 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11751 register_dump_files, next_pass_1, last_verified, execute_todo,
11752 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11753 from tree-optimize.c.
11754 (init_optimization_passes): Moved from tree-optimize.c,
11755 adding the RTL optimizations.
11756 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11757 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11758 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11759 register_dump_files, next_pass_1, last_verified, execute_todo,
11760 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11761 init_tree_optimization_passes, ipa_passes): Delete.
11762 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11764 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11765 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11767 (ipa_passes): Remove.
11768 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11769 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11770 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11771 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11772 (dump_info_p, dump_flag): Moved to tree-dump.h.
11774 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11776 * passes.c (finish_optimization_passes): Use dump_begin
11777 and dump_end, TDI_end.
11778 (gate_rest_of_compilation): New.
11779 (pass_rest_of_compilation): Use it.
11780 (gate_postreload, pass_postreload): New.
11781 * toplev.c (general_init): Rename init_tree_optimization_passes.
11782 * toplev.h (init_tree_optimization_passes): Rename to
11783 init_optimizations_passes.
11784 * tree-dump.c (dump_flag): Make static.
11785 (dump_files): Remove RTL dumps.
11786 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11787 pass_cleanup_cfg, pass_free_cfg_annotations,
11788 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11789 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11790 * tree-pretty-print.c: Include tree-pass.h.
11791 * cgraph.c: Include tree-dump.h.
11793 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11795 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11796 Only fall back to saying it points to readonly memory if
11797 we can't do better.
11799 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11801 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11802 * config/m32r/m32r.c (m32r_compute_frame_size,
11803 m32r_expand_prologue): Take current_function_profile into
11804 account whenever we reference
11805 current_function_uses_pic_offset_table.
11806 (m32r_finalize_pic): Remove.
11807 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11809 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11811 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11812 instead of $<. Don't remove ./as if it already exists.
11814 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11817 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11818 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11819 for complex modes when generating code for PA 1.0.
11820 (VALID_FP_MODE_P): New macro.
11821 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11822 sets for all general and floating point modes. Align wide floating
11823 point modes to even register boundaries to comply with architectural
11825 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11826 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11827 (VALID_FP_MODE_P): New macro.
11828 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11829 sets for all general and floating point modes. Align wide floating
11830 point modes to even register boundaries to comply with architectural
11833 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11835 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11838 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11840 * tree-ssa-structalias.c: Don't include expr.h.
11842 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11844 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11847 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11849 Fix PR tree-optimization/22279
11851 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11854 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11856 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11858 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11860 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11861 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11862 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11863 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11864 config/stormy16/stormy16.c, config/v850/v850.c,
11865 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11866 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11867 Avoid "." or "\n" at end of diagnostics and capital letters at
11868 start of diagnostics.
11869 * combine.c, cse.c: Don't translate dump file output.
11870 * toplev.c (print_version): Only translate output if going to
11873 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11875 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11876 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11879 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11881 * pa.c (fix_range): Fix typo in comment.
11883 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11885 * tree-vrp.c (extract_range_from_assert): Replace
11886 fold (build (...)) with fold_build2.
11888 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11890 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11891 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11892 (format_types_orig, handle_format_attribute): Add support for
11895 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11897 * varasm.c (assemble_variable): Fix format specifier thinko.
11899 2005-07-03 Ira Rosen <irar@il.ibm.com>
11901 PR tree-optimization/22029 (and 22135)
11902 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11903 a phi node before calling dump_vops.
11905 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11907 * tree-dump.h (dump_string_field): Declare.
11908 * tree-dump.c: Use it instead of dump_string.
11909 (dump_string_field): Make non-static.
11911 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11913 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11914 up the minimal CFG stuff always when optimize > 0. Call
11915 split_all_insns_noflow in PIC case if needed.
11917 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11918 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11921 * c-decl.c (c_write_global_declarations): Dump contents of
11923 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11924 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11925 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11926 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11929 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11931 * c-common.h (GCC_DIAG_STYLE): Define.
11932 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11933 version for format checking to 4.1.
11934 * c-format.c: Include toplev.h after c-common.h.
11935 (enum format_type): Add gcc_tdiag_format_type.
11936 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11937 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11938 (format_types_orig): Add gcc_tdiag.
11939 (init_dynamic_diag_info): Support gcc_tdiag formats.
11940 (handle_format_attribute): Likewise.
11941 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11942 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11943 version for format checking to 4.1.
11944 (warning0, warning, error, pedwarn, sorry): Use
11945 ATTRIBUTE_GCC_DIAG.
11946 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11947 (finish_aliases_1): Do not use %qE.
11948 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11949 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11950 Correct format bugs.
11951 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11952 parameter to unsigned HOST_WIDE_INT.
11953 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11955 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11957 PR middle-end/21742
11958 * expr.c (write_complex_part): Use adjust_address for MEM.
11959 (read_complex_part): Same.
11961 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11963 Fix PR tree-optimization/22280
11965 * tree-sra.c (generate_element_init): Remove useless loop.
11967 2005-07-02 Richard Henderson <rth@redhat.com>
11969 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11971 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11973 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11975 PR middle-end/14490
11976 * fold-const.c (fold_binary): Handle the return value of
11977 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11978 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11980 2005-07-02 Jeff Law <law@redhat.com>
11982 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11983 a eliminate type conversion which feeds an equality comparison
11984 if the original type or either operand in the comparison is a
11987 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11989 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11990 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11992 * config/avr/avr.c: Do not use '`' as left quote.
11993 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11994 Remove "." from end of diagnostics. Make diagnostics start with
11997 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11998 Joseph S. Myers <joseph@codesourcery.com>
12000 * toplev.c (default_tree_printer): Handle setting location with
12002 * c-objc.common.c (c_tree_printer): Likewise.
12003 * c-format.c (gcc_diag_flag_specs): Add '+'.
12004 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12005 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12007 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12008 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12009 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12010 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12011 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12012 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12013 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12014 format arguments where %J is used without %D.
12016 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12018 * gcc.c (LINK_SSP_SPEC): Define.
12019 (link_ssp_spec): New variable.
12020 (LINK_COMMAND_SPEC): Add %(link_ssp).
12021 (static_specs): Add link_ssp_spec.
12022 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12023 * configure: Rebuilt.
12024 * config.in: Rebuilt.
12026 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12027 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12028 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12029 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12030 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12031 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12032 -0x7008(2) instead of reading __stack_chk_guard variable.
12033 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12035 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12036 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12037 if TARGET_THREAD_SSP_OFFSET is defined.
12038 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12039 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12042 2005-06-27 Richard Henderson <rth@redhat.com>
12043 * libgcc-std.ver (GCC_4.1.0): New.
12044 * libgcc.h (__stack_chk_guard): Declare.
12045 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12046 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12047 * mklibgcc.in (lib2funcs): Add them.
12049 2005-07-01 Richard Henderson <rth@redhat.com>
12051 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12052 void * before struct sigcontext *.
12053 (x86_fallback_frame_state): Likewise.
12055 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12057 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12059 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12062 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12063 we check for SSA_NAME for.
12065 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12067 Fix PR tree-optimization/22071
12069 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12071 (get_constraint_for_component_ref): Use it.
12073 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12076 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12077 print out the last new line.
12079 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12081 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12082 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12083 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12084 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12085 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12086 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12087 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12088 (enum reg_class): New member CC0_REGS.
12089 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12090 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12091 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12092 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12093 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12094 Adjust for register now described.
12096 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12099 * config/i386/i386.md (stack_protect_test_si,
12100 stack_protect_test_di): Add earlyclobber for scratch 3.
12101 * config/rs6000/rs6000.md (stack_protect_testsi,
12102 stack_protect_testdi): Add earlyclobber for scratch 3,
12103 remove earlyclobber from scratch 4.
12105 Older entries for 2005 can be found in ChangeLog-2005.