1 2007-03-09 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/30904
5 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6 the same way as *_DIV_EXPR.
8 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10 * recog.c (decode_asm_operands): No mixed declarations and code.
12 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14 * rtl.def (ASM_INPUT): Add location.
15 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17 (decode_asm_operands): Add loc operand.
18 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19 * stmt.c (expand_asm): Rename to...
20 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21 gen_rtx_ASM_INPUT_loc.
22 (expand_asm_expr): Adjust.
23 * recog.c (decode_asm_operands): Add loc operand.
24 (check_asm_operands, extract_insn): Adjust.
25 * reload1.c (maybe_fix_stack_asms): Likewise.
26 * final.c (asm_insn_count): Likewise.
27 (final_scan_insn): Output # line before and after asm.
29 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
31 * tree-ssa-structalias.c (variable_info): Remove
33 (new_var_info): Ditto.
34 (shared_bitmap_info_t): New structure.
35 (shared_bitmap_table): New variable.
36 (shared_bitmap_hash): New function.
37 (shared_bitmap_eq): Ditto
38 (shared_bitmap_lookup): Ditto.
39 (shared_bitmap_add): Ditto.
40 (merge_smts_into): Change to take bitmap directly.
41 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
42 (init_alias_vars): Init shared bitmap hashtable.
43 (delete_points_to_sets): Delete shared bitmap hashtable.
44 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
45 is_aliased removal as a change that was still necessary was
48 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.h (override_options): Conditionally disable
51 x86_sahf for 64bit targets only.
53 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
56 * c-decl.c (merge_decls): Don't call make_var_volatile.
57 * varasm.c (make_var_volatile): Remove.
58 * output.h (make_var_volatile): Remove.
60 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
62 PR tree-optimization/31085
63 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
65 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
67 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
68 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
69 ATTR_CONST_NOTHROW_LIST.
71 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
74 2007-03-08 Diego Novillo <dnovillo@redhat.com>
76 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
78 2007-03-08 Geoffrey Keating <geoffk@apple.com>
81 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
83 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
84 passed, use shared libgcc.
86 2007-03-08 Roger Sayle <roger@eyesopen.com>
88 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
89 instead of calling build2 with a GIMPLE_MODIFY_STMT.
90 (honor_protect_cleanup_actions, lower_try_finally_switch):
92 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
93 ifc_temp_var): Likewise.
94 * tree-inline.c (setup_one_parameter): Likewise.
95 * tree-mudflap.c (mf_decl_cache_locals,
96 mf_build_check_statement_for): Likewise.
97 * tree-nested.c (init_tmp_var, save_tmp_var,
98 finalize_nesting_tree_1): Likewise.
99 * tree-outof-ssa.c (insert_copy_on_edge,
100 insert_backedge_copies): Likewise.
101 * tree-profile.c (tree_gen_edge_profiler,
102 tree_gen_ic_profiler): Likewise.
103 * tree-scalar-evolution.c (scev_const_prop): Likewise.
104 * tree-sra.c (sra_build_assignment): Likewise.
105 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
106 * tree-ssa-math-opts.c (insert_reciprocals,
107 execute_cse_sincos_1): Likewise.
108 * tree-tailcall.c (adjust_accumulator_values,
109 adjust_return_value): Likewise.
110 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
111 * tree-vect-transform.c (vect_create_data_ref_ptr,
112 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
113 vect_create_epilog_for_reduction, vectorizable_reduction,
114 vectorizable_call, vectorizable_conversion,
115 vectorizable_assignment, vectorizable_operation,
116 vectorizable_type_demotion, vect_gen_widened_results_half,
117 vect_permute_store_chain, vectorizable_store,
118 vect_setup_realignment, vect_permute_load_chain,
119 vectorizable_load, vectorizable_condition,
120 vect_create_cond_for_align_checks): Likewise.
121 * tree-vrp.c (build_assert_expr_for): Likewise.
123 2007-03-08 Ian Lance Taylor <iant@google.com>
125 * tree-vrp.c: Include "intl.h".
126 (usable_range_p): New static function.
127 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
128 overflowed values, juts set *strict_overflow_p.
129 (compare_values): Only return -2 if one of the operands is not a
131 (compare_ranges): Call usable_range_p.
132 (compare_range_with_value): Likewise.
133 (vrp_evaluate_conditional_warnv): Rename from
134 vrp_evaluate_conditional. Make static. Change all callers.
135 (vrp_evaluate_conditional): New function.
136 (simplify_div_or_mod_using_ranges): Issue warning about reliance
138 (simplify_abs_using_ranges): Likewise.
139 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
140 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
141 within_stmt parameter.
142 * tree-ssa-propagate.c (fold_predicate_in): Update call to
143 vrp_evaluate_conditional.
144 * tree-ssa-threadedge.c
145 (record_temporary_equivalences_from_stmts_at_dest): Change
146 simplify parameter to take a second tree parameter.
147 (simplify_control_stmt_condition): Likewise.
148 (thread_across_edge): Likewise.
149 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
150 (thread_across_edge): Likewise.
151 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
153 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/i386.h (TARGET_SAHF): New define.
156 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
157 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
158 (x86_sahf): New global variable.
159 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
160 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
161 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
162 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
164 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
165 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
166 when expanding fcomi/sahf based tests.
167 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
168 expanding sahf based alternative. Emit sahf based sequence when
169 optimizing for code size.
170 * config/i386/i386.md (x86_sahf_1): Do not disable for
171 TARGET_64BIT, enable for TARGET_SAHF.
173 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
175 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
176 spurious whitespace from error message.
178 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
181 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
183 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
185 * c-decl.c (grokdeclarator): Disable warnings for anonymous
187 * tree-sra.c (instantiate_element): Propagate disabled warnings
188 from the element itself to the created variable.
190 2007-03-07 Richard Henderson <rth@redhat.com>
193 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
194 silently fix up the stack in the case of a missing register.
196 2007-03-07 Paul Brook <paul@codesourcery.com>
198 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
200 2007-03-07 Joseph Myers <joseph@codesourcery.com>
202 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
204 (phase1_vrs): Use them.
205 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
206 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
207 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
208 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
209 __gnu_Unwind_Restore_WMMXC if required.
210 (_Unwind_VRS_Pop): Implement iWMMXt support.
211 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
212 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
213 gnu_Unwind_Save_WMMXC): Define.
215 2007-03-07 Richard Sandiford <richard@codesourcery.com>
217 * config/vxworks.h (vxworks_override_options): Declare.
218 (VXWORKS_OVERRIDE_OPTIONS): Use it.
219 * config/vxworks.c: Include target.h and toplev.h.
220 (vxworks_override_options): New function.
221 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
223 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
225 * config/s390/s390.c (override_options): Don't emit an error when
226 -mstack-size is used without providing -mstack-guard.
227 (s390_emit_prologue): Choose stack_guard value automatically if not
228 provided via command line.
229 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
231 2007-03-07 Richard Sandiford <richard@codesourcery.com>
233 * config/i386/i386.c (output_set_got): Add a GOT initialization
234 sequence for VxWorks PIC.
235 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
236 around labels as well as symbols. Use gotoff_operand instead
237 of local_symbolic_operand.
238 (legitimize_pic_address): Use gotoff_operand instead of
239 local_symbolic_operand. Use @GOT accesses for labels as
241 (ix86_output_addr_diff_elt): Use PC-relative rather than
242 GP-relative offsets for VxWorks PIC.
243 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
244 no_new_pseudos. Check whether the returned register is op0.
245 * config/i386/i386.md (tablejump): Use PC-relative rather than
246 GP-relative offsets for VxWorks PIC.
247 * config/i386/predicates.md (gotoff_operand): New predicate.
249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
251 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
253 * config/vxworks-dummy.h: New file.
254 * config/i386/i386.h: Include it.
256 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
258 * dwarf2out.c (is_inlined_entry_point): New
259 (add_high_low_attributes): Emit DW_AT_entry_pc along with
260 DW_AT_ranges if the first subblock is the entry point.
262 2007-03-06 David Daney <ddaney@avtrex.com>
264 * doc/install.texi (mips-*-*): Change recommended binutils
267 2007-03-06 Anatoly Sokolov <aesok@post.ru>
269 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
270 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
272 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
273 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
275 2007-03-06 Jan Hubicka <jh@suse.cz>
277 * errors.h (warning, error, fatal, internal_error): Mark as cold.
278 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
280 (probably_cold_bb_p): Cold functions are cold.
281 (probably_never_executed_bb_p): Cold functions are cold.
282 (tree_bb_level_predictions): Predict calls to cold functions as not
284 (compute_function_frequency): Check hot/cold attributes.
285 * function.h (function_frequency): Update comments.
286 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
287 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
288 (c_common_att): Add cold and hot.
290 * doc/extend.texi (hot,cold attributes): Document.
292 2007-03-06 Andrew Haley <aph@redhat.com>
294 * function.c (expand_function_end): Move blockage to just after we
295 emit the label for the naked return from the function.
297 2007-03-06 Richard Sandiford <richard@codesourcery.com>
299 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
302 2007-03-06 Jan Hubicka <jh@suse.cz>
304 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
305 loaded for constant large models. Non-large 64bit PIC can do.
306 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
307 * cmodel.h: Add LARGE PIC.
308 * i386.md (UNSPEC_PLTOFF): New.
309 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
311 (*call_1_rex64): Disable for large models.
312 (*call_1_rex64_large): New.
313 (*call_value_1_rex64): Disable for large models.
314 (*call_value_1_rex64_large): New.
316 (set_got_offset_rex64): New.
317 * predicates.md (constant_call_address_operand): For large model
318 constant calls are not possible.
319 * i386-protos.h (construct_plt_address): Declare.
320 * i386.c (override_options): Accept large models.
321 (ix86_expand_prologue): Expand large PIC GOT pointer load.
322 (legitimate_constant_p): Add new UNSPECs.
323 (legitimate_pic_operand_p): Likewise.
324 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
325 (legitimize_pic_address): Do easy RIP relative way for TLS only for
327 (output_pic_addr_const): Add PLTOFF.
328 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
329 (ix86_expand_move): Legitimize pic address when in PIC mode.
330 (construct_plt_address): New function.
331 (ix86_expand_call): Offload the address to register and use GOT pointer
333 * invoke.texi (mcmodel=large): Update documentation.
335 2007-03-06 Richard Henderson <rth@redhat.com>
337 * config/i386/i386.c (x86_use_leave, x86_push_memory,
338 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
339 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
340 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
341 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
342 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
343 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
344 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
345 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
346 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
347 x86_partial_reg_dependency, x86_memory_mismatch_stall,
348 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
349 x86_sse_partial_reg_dependency, x86_sse_split_regs,
350 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
351 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
352 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
353 x86_schedule, x86_use_bt, x86_pad_returns): Merge into ...
354 (ix86_tune_features): ... here. New array.
355 (x86_cmove, x86_use_xchgb, x86_cmpxchg, x86_cmpxchg8b,
356 x86_xadd, x86_bswap): Merge into ...
357 (ix86_arch_features): ... here. New array.
358 (x86_3dnow_a): Remove.
359 (x86_accumulate_outgoing_args): Make static.
360 (x86_arch_always_fancy_math_387): Make static.
361 (ix86_tune_mask, ix86_arch_mask): Move ...
362 (override_options): ... to local variables here. Apply the
363 appropriate mask to each element of ix86_arch_features and
364 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
365 as were done in the old macros.
366 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
367 * config/i386/i386.h (x86_use_leave, x86_push_memory,
368 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
369 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
370 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
371 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
372 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
373 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
374 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
375 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
376 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
377 x86_partial_reg_dependency, x86_memory_mismatch_stall,
378 x86_accumulate_outgoing_args, x86_prologue_using_move,
379 x86_epilogue_using_move, x86_decompose_lea,
380 x86_arch_always_fancy_math_387, x86_shift1,
381 x86_sse_partial_reg_dependency, x86_sse_split_regs,
382 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
383 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
384 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
385 x86_use_incdec, x86_pad_returns, x86_bswap,
386 x86_partial_flag_reg_stall): Remove.
387 (enum ix86_tune_indices): New.
388 (ix86_tune_features): New.
389 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
390 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
391 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
392 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
393 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
394 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
395 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
396 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
397 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
398 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
399 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
400 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
401 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
402 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
403 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
404 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
405 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
406 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
407 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
408 TARGET_EXT_80387_CONSTANTS): Use it.
409 (enum ix86_arch_indices): New.
410 (ix86_arch_features): New.
411 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
412 TARGET_BSWAP): Use it.
413 (ix86_tune_mask, ix86_arch_mask): Remove.
415 2007-03-06 Joseph Myers <joseph@codesourcery.com>
418 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
419 Define using $${sysroot_headers_suffix}.
420 * configure: Regenerate.
421 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
422 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
424 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
425 * gcc.c (print_sysroot_headers_suffix): New.
426 (option_map): Include --print-sysroot-headers-suffix.
427 (display_help): Mention -print-sysroot-headers-suffix.
428 (process_command): Handle -print-sysroot-headers-suffix.
429 (do_spec_1): Append multilib directory to include-fixed path if
430 sysroot suffixes in use.
431 (main): Handle -print-sysroot-headers-suffix.
432 * Makefile.in (start.encap): Don't depend on xlimits.h
434 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
435 limits.h for each multilib in fixinc_list.
436 (fixinc_list, s-fixinc_list): New.
437 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
438 generate them for each multilib in fixinc_list.
439 (stmp-fixproto): Use include-fixed. Run fixproto for each
440 multilib in fixinc_list.
441 (mostlyclean): Don't remove xlimits.h.
442 (clean): Remove include-fixed.
443 (real-install-headers-tar, real-install-headers-cpio,
444 real-install-headers-cp): Don't copy include, only include-fixed.
445 (install-mkheaders): Depend on fixinc_list. Don't depend on
446 xlimits.h. Save limits.h files for each multilib in fixinc_list.
447 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
448 SYSTEM_HEADER_DIR setting in mkheaders.conf.
450 2007-03-06 Jan Hubicka <jh@suse.cz>
452 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
457 * configure.ac: Allow tm_file to contain build-directory files.
458 * configure: Regenerate.
459 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
460 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
461 * config/m68k/print-sysroot-suffix.sh: New file.
463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
465 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
466 of pic_offset_table_rtx if reload_completed.
467 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
468 PIC_OFFSET_TABLE_REGNUM.
469 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
471 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
472 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
474 2007-03-06 Richard Sandiford <richard@codesourcery.com>
476 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
477 functions that call eh_return.
479 2007-03-06 Richard Sandiford <richard@codesourcery.com>
481 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
482 functions that need a constant pool.
484 2007-03-06 Richard Sandiford <richard@codesourcery.com>
487 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
488 (m68k_preferred_reload_class): Likewise.
489 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
490 (SECONDARY_RELOAD_CLASS): Define.
491 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
492 (LIMIT_RELOAD_CLASS): Delete.
493 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
494 registers from storing bytes.
495 (m68k_secondary_reload_class): New function.
496 (m68k_preferred_reload_class): Likewise.
498 2007-03-06 Richard Sandiford <richard@codesourcery.com>
500 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
502 (m68k_expand_prologue): Likewise.
504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
506 * config/m68k/m68k-protos.h (output_sibcall): Declare.
507 (mips_expand_epilogue): Add a bool parameter.
508 (m68k_legitimize_sibcall_address): Declare.
509 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
510 (m68k_expand_epilogue): Add a parameter to select between sibling
511 and normal epilogues. Only generate a return for the latter.
512 (m68k_ok_for_sibcall_p): New function.
513 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
514 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
515 (sibcall_value, *sibcall_value): Likewise.
516 (*call, *call_value): Require !SIBLING_CALL_P.
517 (epilogue): Update call to m68k_expand_epilogue.
518 (sibcall_epilogue): New pattern.
519 * config/m68k/predicates.md (const_call_operand): Say that this
520 predicate applies to sibling calls too.
521 (sibcall_operand): New predicate.
523 2007-03-06 Richard Sandiford <richard@codesourcery.com>
525 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
526 alternatives as movsi_cf.
527 (movsf_cf_hard): Add commentary.
529 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
530 Richard Sandiford <richard@codesourcery.com>
532 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
533 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
534 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
535 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
536 as being live on exit from an interrupt function.
537 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
538 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
539 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
540 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
541 (m68k_interrupt_function_p): Globalize.
542 (m68k_compute_frame_layout): Remove reverse mask code.
543 (m68k_emit_movem, m68k_set_frame_related): New functions.
544 (m68k_output_function_prologue): Delete in favor of...
545 (m68k_expand_prologue): ...this new function.
546 (m68k_output_function_epilogue): Delete in favor of...
547 (m68k_expand_epilogue): ...this new function.
548 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
550 (print_operand): Handle %?.
551 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
552 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
553 (prologue, epilogue): New patterns.
554 (return): Turn into a define_expand.
555 (*return): New pattern, derived from old "return" pattern. Use rte
556 rather than rts for interrupt functions. Only use rtd if the pop
558 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
559 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
560 (link, *link, unlink, *unlink, load_got): Likewise.
562 2007-03-06 Richard Sandiford <richard@codesourcery.com>
566 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
567 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
568 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
569 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
570 and m68k_matches_u_p.
571 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
572 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
573 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
574 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
575 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
576 (REG_STRICT_P): New macro.
577 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
578 PCREL_GENERAL_OPERAND_OK.
579 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
580 m68k_legitimate_base_reg_p.
581 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
582 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
583 (PIC_CASE_VECTOR_ADDRESS): Update comment.
584 * config/m68k/m68k.c (m68k_address): New structure.
585 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
586 (m68k_decompose_index, m68k_legitimate_constant_address_p)
587 (m68k_jump_table_ref_p, m68k_decompose_address)
588 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
589 (m68k_matches_u_p): New functions.
590 (print_operand_address): Rewrite to use m68k_decompose_index.
592 2007-03-05 David Taylor <dtaylor@emc.com>
594 * gcc.c: Correct copyright date in --version output.
596 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
598 * pa.md: In unamed move patterns, disparge copies between general
599 and floating point registers using '?' modifier. Don't include 'f'
600 constraint for register preferences in DImode, SImode, HImode and
601 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
602 Remove constraints for copies between general and floating registers
603 in soft-float DFmode pattern.
604 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
608 2007-03-05 Mike Stump <mrs@apple.com>
610 * c-common.c (targetcm): Add.
611 * c-opts.c (c_common_handle_option): Handle language specific
613 * opts.c (handle_option): Verify language for target options, if
615 * opth-gen.awk: Add CL_LANG_ALL.
616 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
617 (TARGETCM_INITIALIZER): Add.
618 * target.h (struct gcc_targetcm): Add.
620 * targhooks.c (default_handle_c_option): Add.
621 * targhooks.h (default_handle_c_option): Add.
622 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
624 * config/darwin.opt (iframework): Add.
625 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
626 * config/darwin-c.c (handle_c_option): Add.
627 (TARGET_HANDLE_C_OPTION): Add.
629 * doc/invoke.texi (Darwin Options): Add -iframework.
631 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
636 2007-03-05 Ian Lance Taylor <iant@google.com>
638 * c.opt (fgnu89-inline): New option.
639 * c-opts.c (c_common_post_options): Set default value for
641 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
642 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
644 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
645 (grokdeclarator, start_function): Likewise.
646 * c-cppbuiltin.c (c_cpp_builtins): Define either
647 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
648 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
649 (C Dialect Options): Document -fgnu89-inline.
650 * doc/extend.texi (Function Attributes): Explain what the
651 gnu_inline attribute does.
652 * doc/cpp.texi (Common Predefined Macros): Document
653 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
655 2007-03-05 Ian Lance Taylor <iant@google.com>
657 PR tree-optimization/31034
658 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
659 half-range if the other side is an overflow infinity.
661 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
663 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
664 (bfin*-linux-uclibc*): New configuration.
665 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
667 * config/bfin/linux.h: New file.
668 * config/bfin/libgcc-bfin.ver: New file.
669 * config/bfin/t-bfin-uclinux: New file.
670 * config/bfin/t-bfin-linux: New file.
671 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
672 (TARGET_OS_CPP_BUILTINS): New macro.
674 2007-03-05 Richard Guenther <rguenther@suse.de>
676 * fold-const.c (fold_binary): Remove duplicate folding
677 of comparison of non-null ADDR_EXPR against null.
679 2007-03-05 Richard Guenther <rguenther@suse.de>
680 Dorit Nuzman <dorit@il.ibm.com>
682 PR tree-optimization/26420
683 * tree-vectorizer.c (vectorize_loops): Bail out early if there
684 are no loops in the function. Only print the number of
685 vectorized loops if it is greater than zero or we are supposed
686 to print information about unvectorized loops.
688 2007-03-05 Revital Eres <eres@il.ibm.com>
690 * gcc.dg/var-expand1.c: New test.
691 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
692 when an accumulator is expanded.
694 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
697 * c-common.c (convert_and_check): Don't give warnings for
698 conversion if 'expr' already overflowed.
700 2007-03-04 Roger Sayle <roger@eyesopen.com>
703 * fold-const.c (fold_comparison): Enforce type consistency when
704 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
706 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
708 * tree-ssa-address.c (create_mem_ref): Do not put an expression
709 containing a cast to the base of TARGET_MEM_REF.
711 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
713 * tree.c (tree_contains_struct_check_failed): Remove spurious
714 whitespace from error message.
716 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
719 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
720 instead of precision.
722 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
723 Nathan Sidwell <nathan@codesourcery.com>
725 * emit-rtl.c (find_auto_inc): New.
726 (try_split): recreate REG_INC notes,
727 Use regular for loops rather than whiles.
729 2007-03-03 Andreas Schwab <schwab@suse.de>
731 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
732 * configure: Regenerate.
734 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
736 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
737 flag_rounding_math, not flag_unsafe_math_optimizations.
739 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
741 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
742 alpha_fold_vector_minmax): Likewise.
743 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
744 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
746 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
748 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
749 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
750 if the lhs has side-effects.
751 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
753 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/i386.h (TUNEMASK): Remove define.
756 (ARCHMASK): Remove define.
757 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
758 Use ix86_arch_mask variable instead of ARCHMASK.
759 * config/i386/i386.c (override_options): Ditto.
760 (standard_80387_constant_p): Ditto.
762 2007-03-02 Ian Lance Taylor <iant@google.com>
764 Used signed infinities in VRP.
765 * tree-vrp.c (uses_overflow_infinity): New static function.
766 (supports_overflow_infinity): New static function.
767 (make_overflow_infinity): New static function.
768 (negative_overflow_infinity): New static function.
769 (positive_overflow_infinity): New static function.
770 (is_negative_overflow_infinity): New static function.
771 (is_positive_overflow_infinity): New static function.
772 (is_overflow_infinity): New static function.
773 (overflow_infinity_range_p): New static function.
774 (compare_values_warnv): New function split out of compare_values.
775 (compare_value): Call it.
776 (set_value_range_to_nonnegative): Add overflow_infinity
777 parameter. Change caller.
778 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
780 (vrp_expr_computes_nonzero): Likewise.
781 (compare_ranges, compare_range_with_value): Likewise.
782 (compare_name_with_value, compare_names): Likewise.
783 (vrp_evaluate_conditional): Likewise.
784 (set_value_range): Handle infinity
785 (vrp_operand_equal_p, operand_less_p): Likewise.
786 (extract_range_from_assert): Likewise.
787 (vrp_int_const_binop): Likewise.
788 (extract_range_from_binary_expr): Likewise.
789 (extract_range_from_unary_expr): Likewise.
790 (extract_range_from_comparison): Likewise.
791 (extract_range_from_expr): Likewise.
792 (dump_value_range): Likewise.
793 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
794 (test_for_singularity): Likewise.
795 (vrp_int_const_binop): Remove inline qualifier.
796 (adjust_range_with_scev): Add comment.
797 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
799 2007-03-02 Diego Novillo <dnovillo@redhat.com>
801 * tree-ssa-structalias.c (could_have_pointers): Tidy.
802 (get_constraint_for): Likewise.
803 (do_structure_copy): Likewise.
804 (find_func_aliases): Fix references to MODIFY_EXPR.
805 (intra_create_variable_infos): Tidy.
806 * tree-ssa-operands.c (add_virtual_operand): Add argument
808 When adding members of alias sets, if IS_CALL_SITE is true and
809 the symbol is not call-clobbered, skip it.
812 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
814 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
815 entry by means of emit_insn_at_entry.
817 2007-03-02 Richard Henderson <rth@redhat.com>
819 * expr.h (promoted_input_arg): Remove decl.
820 * function.c (promoted_input_arg): Merge into ...
821 * combine.c (setup_incoming_promotions): ... only caller.
822 Rearrange to avoid double loop.
824 2007-03-02 Ben Elliston <bje@au.ibm.com>
825 Peter Bergner <bergner@vnet.ibm.com>
826 Janis Johnson <janis187@us.ibm.com>
828 * config/rs6000/dfp.md: New file.
829 * config/rs6000/rs6000.md: Include dfp.md.
830 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
831 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
832 and TDmode decimal float modes in FP registers.
833 (num_insns_constant): Likewise.
834 (rs6000_legitimate_offset_address_p): Likewise.
835 (rs6000_legitimize_address): Likewise.
836 (rs6000_legitimize_reload_address): Likewise.
837 (rs6000_legitimate_address): Likewise.
838 (rs6000_emit_move): Likewise.
839 (function_arg_boundary): Likewise.
840 (function_arg_advance): Likewise.
841 (rs6000_darwin64_record_arg_recurse): Likewise.
842 (function_arg): Likewise.
843 (rs6000_gimplify_va_arg): Likewise.
844 (rs6000_split_multireg_move): Likewise.
845 (rs6000_output_function_epilogue): Likewise.
846 (rs6000_output_function_epilogue): Likewise.
847 (rs6000_register_move_cost): Likewise.
848 (rs6000_function_value): Likewise.
849 (rs6000_libcall_value): Likewise.
851 2007-03-02 Richard Sandiford <richard@codesourcery.com>
853 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
855 2007-03-02 Richard Sandiford <richard@codesourcery.com>
857 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
858 Use $MULTIDIR to choose between the kernel and RTP headers,
859 and use $WIND_BASE and $WIND_USR to locate them.
861 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.c (override_options): Put initialization of
864 ix86_tune_mask and ix86_arch_mask to the correct place.
866 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
867 Michael Meissner <michael.meissner@amd.com>
870 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
872 (TARGET_CMOVE): Use ARCHMASK.
873 (TARGET_CMPXCHG): Ditto.
874 (TARGET_CMPXCHG8B): Ditto.
875 (TARGET_XADD): Ditto.
876 (TARGET_BSWAP): Ditto.
877 * config/i386/i386.c (ix86_tune_mask): New global variable.
878 (ix86_arch_mask): Ditto.
879 (override_options): Initialize ix86_tune_mask and
880 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
883 2007-03-02 Ben Elliston <bje@au.ibm.com>
886 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
888 2007-03-02 Joseph Myers <joseph@codesourcery.com>
890 * target.h (init_dwarf_reg_sizes_extra): New target hook.
891 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
892 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
893 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
895 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
896 rs6000_init_dwarf_reg_sizes_extra): New.
897 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
898 SPE register high parts.
900 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
902 * Makefile.in: Add install-pdf target as
903 copied from automake v1.10 rules.
904 * configure.ac: Add install-pdf to target list.
905 * configure: Regenerate.
907 2007-03-01 Paul Brook <paul@codesourcery.com>
909 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
910 modes to LDRD for DImode.
911 (output_move_double): Fixup out of range ldrd/strd.
912 (vfp_secondary_reload_class): Rename...
913 (coproc_secondary_reload_class): ... to this. Add wb argument.
914 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
915 coproc_secondary_reload_class for CLASS_IWMMXT.
916 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
917 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
919 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
921 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
922 factor by the estimated number of iterations.
923 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
926 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
927 decode_caches_intel, detect_caches_intel): New functions.
928 (host_detect_local_cpu): Use detect_caches_amd and
931 2007-03-01 Richard Henderson <rth@redhat.com>
933 * expr.c (emit_move_complex_push): Export.
934 (emit_move_complex_parts): Split out from ...
935 (emit_move_complex): ... here.
936 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
937 * config/i386/i386.md (movcdi): New.
939 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
942 size of mode1 to check for tieable modes in MMX case.
944 2007-03-01 Richard Sandiford <richard@codesourcery.com>
946 * Makefile.in (rtlanal.o): Depend on tree.h.
947 * rtl.h (offset_within_section_p, split_const): Declare.
948 * rtlanal.c: Include tree.h.
949 (offset_within_block_p): New function, taken from
950 mips_offset_within_object_p.
951 (split_const): New function, taken from mips_split_const.
952 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
954 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
955 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
956 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
957 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
958 (m68k_illegitimate_symbolic_constant_p): New function.
959 * config/m68k/m68k.md (movsi): Remove misleading predicates.
960 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
961 symbolic constant that might be outside the symbol's section,
962 move the symbol first and then add the offset.
963 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
965 * config/mips/mips.c (mips_split_const): Delete.
966 (mips_offset_within_object_p): Delete.
967 (mips_symbolic_constant_p): Use offset_within_section_p and
968 split_const instead of mips_offset_within_object_p and
970 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
971 (mips_legitimize_const_move, print_operand_reloc)
972 (mips_dangerous_for_la25_p): Use split_const instead of
975 2007-02-28 Eric Christopher <echristo@apple.com>
977 * Makefile.in (install-include-dir): Don't rm -rf include.
979 2007-02-28 Richard Guenther <rguenther@suse.de>
982 * fold-const.c (fold_binary): Do not associate expressions
983 with more than one variable for integer types that do not wrap.
985 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
987 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
988 Delete, and replace with...
989 (fold_builtin_call_array): This. Update callers to use it.
990 * fold-const.c (fold_build_call_list): Delete, and replace with...
991 (fold_build_call_array): This.
992 (fold_build_call_list_initializer): Delete, and replace with...
993 (fold_build_call_array_initializer): This.
994 * tree.h: Update declarations to reflect above changes.
996 * c-typeck.c (build_function_call): Store converted arguments
997 in a stack-allocated array instead of building a list.
998 (convert_arguments): Store arguments in the array passed in as an
999 argument, and return the actual number of arguments.
1000 * c-format.c: (check_function_format): Pass arguments in an
1001 array instead of a list.
1002 * c-common.c (check_function_nonnull): Likewise.
1003 (check_function_sentinel): Likewise.
1004 (check_function_arguments): Likewise.
1005 * c-common.h: Update declarations to reflect above changes.
1007 2007-02-28 Jan Hubicka <jh@suse.cz>
1009 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1010 PRED_NEGATIVE_RETURN): Update outcomes.
1012 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1014 * calls.c (emit_library_call_value_1): Handle partial registers
1015 correctly when building up CALL_INSN_FUNCTION_USAGE.
1017 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1019 * pa/predicates.md (move_src_operand): Allow zero for mode.
1020 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1023 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1027 *movv2df_internal): Enable pattern only for valid operand
1029 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1030 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1032 2007-02-27 Mike Stump <mrs@apple.com>
1034 * config/darwin-crt3.c: Avoid compilation when compiling for a
1037 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1039 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1041 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1042 for fixed headers and limits.h.
1043 (install-include-dir, install-headers-tar, install-headers-cpio,
1044 install-headers-cp, real-install-headers-tar,
1045 real-install-headers-cpio, real-install-headers-cp): Handle
1046 include-fixed as well as include.
1047 (install-mkheaders): Don't install files that go only in include
1049 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1050 from GCC_INCLUDE_DIR.
1051 * gcc.c (process_command): Remove special -BstageN/ handling.
1052 (do_spec_1): Add include-fixed directories.
1054 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1056 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1058 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1060 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1063 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1065 * c-common.c (get_priority): Add check for
1066 SUPPORTS_INIT_PRIORITY.
1068 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1070 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1072 * config/bfin/bfin.c: Include "cfglayout.h".
1073 (MAX_LSETUP_DISTANCE): New macro.
1074 (struct loop_info): New members incoming, incoming_src and
1075 incoming_dest. Delete member predecessor.
1076 (length_for_loop): New function.
1077 (bfin_optimize_loop): Handle more different loop structures.
1078 (bfin_discover_loop): Rework detection of predecessor blocks by
1079 examining incoming edges.
1080 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1082 (bfin_reorder_loops): New function.
1083 (bfin_reorg_loops): Use these three new functions.
1085 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1086 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1087 (CONSTRAINT_LEN): Add entry for 'q'.
1088 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1089 Add 'q' constraints.
1090 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1091 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1093 * config/bfin/bfin.md (add_with_carry): New pattern.
1094 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1095 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1096 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1097 support unsigned multiplies too. Removed incorrect commutativity from
1098 operand 1 constraint where appropriate.
1099 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1101 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1102 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1104 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1105 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1106 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1107 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1108 usmulhisi_hh_huh): New patterns.
1110 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1111 lshifthi3): Fix output template to use half reg for operand 2.
1113 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1116 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1118 2007-02-27 Andreas Schwab <schwab@suse.de>
1120 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1122 2007-02-27 Jan Hubicka <jh@suse.cz>
1124 * predict.c (last_basic_block_p): Remove.
1125 (tree_estimate_probability): Update return heuristic for commonized
1128 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1130 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1132 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1134 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1135 * doc/cpp.texi: Standardize title page.
1136 * doc/cppinternals.texi: Likewise.
1137 * doc/gcc.texi: Standardize title page, remove version number
1138 from copyright page.
1139 * doc/gccint.texi: Likewise.
1140 * doc/install.texi: Standardize title page, add table of
1143 2007-02-26 Jan Hubicka <jh@suse.cz>
1145 * predict.def: Set outcomes according to more recent results.
1146 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1147 Remove dead predictors.
1148 * predict.c (return_prediction): Fix pasto.
1150 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1152 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1153 change; avoid a memory leak when returning early.
1155 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1157 * c-decl.c (static_ctors): Move to c-common.c.
1158 (static_dtors): Likewise.
1159 (finish_function): Use c_record_cdtor_fn.
1160 (build_cdtor): Move to c-common.c.
1161 (c_write_global_declarations): Use c_build_cdtor_fns.
1162 * c-common.h (static_ctors): Declare.
1163 (static_dtors): Likewise.
1164 (c_record_cdtor_fn): Likewise.
1165 (c_build_cdtor_fns): Likewise.
1166 * c-common.c (static_ctors): New variable.
1167 (static_dtors): Likewise.
1168 (c_record_cdtor_fn): New function.
1169 (build_cdtor): Move from c-decl.c
1170 (c_build_cdtor_fns): New function.
1172 * output.h (assemble_addr_to_section): Declare.
1173 (get_cdtor_priority_section): Likewise.
1174 * varasm.c (assemble_addr_to_section): New function.
1175 (get_cdtor_priority_section): Likewise.
1176 (default_named_section_asm_out_destructor): Use them.
1177 (destor_dtor_section_asm_out_destructor): Likewise.
1178 (default_named_section_asm_out_constructor): Likewise.
1179 (default_ctor_section_asm_out_constructor): Likewise.
1180 * config.gcc (*-*-vxworks*): Include vxworks.o.
1181 * config/t-vxworks (vxworks.o): New target.
1182 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1183 (TARGET_ASM_CONSTRUCTOR): Define.
1184 (TARGET_ASM_DESTRUCTOR): Likewise.
1185 (vxworks_asm_out_constructor): Declare.
1186 (vxworks_asm_out_destructor): Likewise.
1188 * c-common.c (get_priority): Check that we have not just an
1189 INTEGER_CST, but an integer constant with integeral type.
1191 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1193 PR tree-optimization/30938
1194 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1195 use &dt[nargs-1] instead of &dt[nargs] in the call to
1196 vect_is_simple_use().
1198 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1200 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1201 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1202 Do not attempt to handle MEM inside auto-inc expressions.
1203 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1204 of a register modified by an auto-inc expression. However, do handle
1205 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1206 (elimination_effects): Prohibit elimination of a register modified
1207 by an auto-inc expression. Disable register elimination rules whose
1208 target register is modified by an auto-inc expression with variable
1211 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1213 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1215 (array_at_struct_end_p): New function.
1216 (idx_infer_loop_bounds): Use it.
1217 (estimate_numbers_of_iterations_loop): Export.
1218 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1219 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1220 (tree_estimate_probability): Call record_loop_exits.
1221 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1222 (estimated_loop_iterations, estimated_loop_iterations_int,
1223 estimated_loop_iterations_tree): New functions.
1224 (analyze_siv_subscript_cst_affine,
1225 compute_overlap_steps_for_affine_1_2,
1226 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1227 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1228 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1229 (PRED_LOOP_ITERATIONS_GUESSED): New.
1230 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1231 * cfgloop.h (estimate_numbers_of_iterations_loop,
1232 estimated_loop_iterations_int): Declare.
1234 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1236 * doc/extend.texi: Document optional priority argument to
1237 constructors and destructors.
1238 * tree.c (init_priority_for_decl): Adjust GTY markers.
1239 (init_ttree): Use priority-info hash functions for
1240 init_priority_for_decl.
1241 (tree_map_eq): Rename to ...
1242 (tree_map_base_eq): ... this.
1243 (tree_map_marked_p): Rename to ...
1244 (tree_map_base_marked_p): ... this.
1245 (tree_map_base_hash): New function.
1246 (decl_init_priority_lookup): Rework.
1247 (decl_fini_priority_lookup): New function.
1248 (decl_priority_info): New function.
1249 (decl_init_priority_insert): Use it.
1250 (decl_fini_priority_insert): Likewise.
1251 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1253 (decl_restrict_base_insert): Likewise.
1254 (decl_debug_expr_insert): Likewise.
1255 (decl_value_expr_lookup): Likewise.
1256 (decl_value_expr_insert): Likewise.
1257 * tree.h (priority_type): New type.
1258 (decl_init_priority_lookup): Use priority_type.
1259 (decl_fini_priority_lookup): New function.
1260 (decl_init_priority_insert): Use priority_type.
1261 (decl_fini_priority_insert): New function.
1262 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1263 (DECL_INIT_PRIORITY): Likewise.
1264 (SET_DECL_INIT_PRIORITY): Add comment.
1265 (DECL_FINI_PRIORITY): New macro.
1266 (SET_DECL_FINI_PRIORITY): Likewise.
1267 (DEFAULT_INIT_PRIORITY): Document.
1268 (MAX_INIT_PRIORITY): Likewise.
1269 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1270 (tree_map_base): New type.
1271 (tree_map_base_eq): New function.
1272 (tree_map_base_hash): Likewise.
1273 (tree_map_base_marked_p): Likewise.
1274 (tree_map): Inherit from tree_map_base.
1275 (tree_map_eq): Make it a macro.
1276 (tree_map_marked_p): Likewise.
1277 (tree_int_map): Inherit from tree_map_base.
1278 (tree_int_map_eq): Make it a macro.
1279 (tree_int_map_hash): Likewise.
1280 (tree_int_map_marked_p): Likewise.
1281 (tree_priority_map): New type.
1282 (tree_priority_map_eq): New macro.
1283 (tree_priority_map_hash): Likewise.
1284 (tree_priority_map_marked_p): Likewise.
1285 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1287 (emutls_common_1): Likewise.
1288 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1289 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1290 of tree_map hierarchy.
1291 * tree-cfg.c (move_stmt_r): Likewise.
1292 (new_label_mapper): Likewise.
1293 * c-tree.h (c_expand_body): Move to ...
1294 * c-common.h (c_expand_body): ... here.
1295 * c-decl.c (c_expand_body): Move to ...
1296 * c-common.c (c_expand_body): ... here.
1297 (c_common_attribute_table): Allow 1 argument for the constructor
1298 and destructor attributes.
1299 (get_priority): New function.
1300 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1301 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1303 2007-02-24 Jan Hubicka <jh@suse.cz>
1306 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1308 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1309 Jan Hubicka <jh@suse.cz>
1312 * i386.c (counter_mode): New function.
1313 (expand_set_or_movmem_via_loop): Use it.
1314 (expand_movmem_epilogue): Likewise; fix pasto.
1315 (ix86_expand_movmem): Do emit guard even for constant counts.
1316 (ix86_expand_setmem): Likewise.
1318 2007-02-25 Nick Clifton <nickc@redhat.com>
1320 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1321 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1323 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1327 count argument with 0x10, not with 0x16.
1328 (expand_setmem_epilogue): Ditto.
1330 2007-02-24 Mike Stump <mrs@apple.com>
1332 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1335 2007-02-24 Richard Guenther <rguenther@suse.de>
1338 * fold-const.c (fold_binary): Fold x +- CST op x for
1339 EQ_EXPR and NE_EXPR.
1341 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1343 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1345 2007-02-24 Jan Hubicka <jh@suse.cz>
1347 * cgraphunit.c (decide_is_function_needed): Honor
1348 -fkeep-inline-functions.
1350 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1352 * builtins.c (fold_builtin_modf): New.
1353 (fold_builtin_2): Use it.
1355 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1357 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1358 (determine_max_iter): Take additional LOOP arg; all callers changed.
1359 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1360 one using simplifications.
1361 (simplify_using_initial_values): Return if the expression becomes
1362 invalid due to altered regs.
1364 2007-02-23 DJ Delorie <dj@redhat.com>
1366 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1368 2007-02-23 Mike Stump <mrs@apple.com>
1370 * tlink.c (scan_linker_output): Parse linker messages from
1371 darwin9's linker better.
1373 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1376 * varpool.c (varpool_assemble_pending_decls): Set
1377 varpool_last_needed_node to null.
1379 2007-02-23 DJ Delorie <dj@redhat.com>
1381 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1382 alignment bigger than the object file can handle.
1384 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1388 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1389 (*movsf_1): Penalize MMX moves.
1391 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1393 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1394 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1396 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1398 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1400 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1401 (fold_builtin_1): Use them.
1402 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1403 BUILT_IN_SIGNIFICAND.
1405 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1407 * config/i386/i386.c (bdesc_1arg): Initialize
1408 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1409 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1410 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1411 and IX86_BUILTIN_MOVSLDUP.
1413 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1415 PR rtl-optimization/30841
1416 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1418 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * builtins.c (fold_builtin_frexp): New.
1421 (fold_builtin_2): Use it.
1423 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1425 * doc/invoke.texi (Spec Files): Document getenv spec function.
1427 * gcc.c (getenv_spec_function): New function.
1428 (static_spec_functions): Add it.
1429 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1430 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1433 2007-02-22 Michael Matz <matz@suse.de
1436 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1437 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1439 2007-02-22 Ian Lance Taylor <iant@google.com>
1442 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1443 (mem_loc_descriptor): Call it.
1445 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1446 Ira Rosen <irar@il.ibm.com>
1448 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1450 2007-02-22 Ira Rosen <irar@il.ibm.com>
1452 PR tree-optimization/30843
1453 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1454 stores only after all the group is vectorized.
1456 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1458 PR tree-optimization/30858
1459 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1460 in the reduction cycle have a single use in the loop.
1461 * tree-vectorizer.h (relevant): Add documentation.
1463 2007-02-20 Mike Stump <mrs@apple.com>
1465 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1466 * configure: Regenerate.
1468 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1470 Change the defaults of some parameters and options.
1471 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1472 * config/spu/spu.c (spu_optimization_options): Add.
1473 (spu_override_options): Change params in spu_optimization_options.
1474 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1476 Register 127 is only 16 byte aligned when used as a frame pointer.
1477 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1478 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1479 HARD_FRAME_POINTER_REGNUM.
1480 (spu_legitimate_address): Use regno_aligned_for_reload.
1481 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1482 aligned when frame_pointer_needed is true.
1483 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1485 * config/spu/spu.h (INIT_EXPANDERS): Define.
1487 Make sure shift and rotate instructions have valid immediate operands.
1488 * config/spu/predicates.md (spu_shift_operand): Remove.
1489 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1490 * config/spu/constraints.md (W, O): Extend range.
1491 * config/spu/spu.md (umask, nmask): Define.
1492 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1493 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1494 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1495 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1496 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1497 (lshr<mode>3_reg): Fix rtl description.
1499 Make sure mulhisi immediate operands are valid.
1500 * config/spu/predicates.md (imm_K_operand): Add.
1501 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1503 Generate constants using fsmbi and andi.
1504 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1505 (print_operand, spu_split_immediate, classify_immediate,
1506 fsmbi_const_p): Handle IC_FSMBI2.
1508 Correctly handle a CONST_VECTOR containing symbols.
1509 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1510 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1511 (immediate_load_p): Allow symbols that use 2 instructions to create.
1512 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1513 with symbols when flag_pic is set.
1514 (const_vector_immediate_p): New.
1515 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1516 accept a CONST_VECTOR with symbols.
1517 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1518 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1520 * config/spu/spu.md (high, low): Delete.
1521 (low_<mode>): Define.
1523 Remove INTRmode and INTR_REGNUM, which didn't work.
1524 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1526 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1527 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1528 peephole2 pattern): Don't use INTR or 131.
1529 (movintrcc): Delete.
1530 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1531 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1532 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1533 (UNSPEC_SET_INTR): Add.
1534 * config/spu/spu-modes.def (INTR): Remove.
1536 More accurate warnings about run-time relocations.
1537 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1539 Correctly warn about immediate arguments to specific intrinsics.
1540 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1541 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1542 the instruction predicate.
1544 Fix tree check errors with latest update.
1545 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1547 (spu_expand_builtin): Use CALL_EXPR_FN.
1549 Add missing specific intrinsics.
1550 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1552 * config/spu/spu_internals.h: Ditto.
1554 Fix incorrect operand modifiers.
1555 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1556 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1558 Optimize one case of zero_extend of a vec_select.
1559 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1561 Accept any immediate for hbr.
1562 * config/spu/spu.md (hbr): Change s constraints to i.
1564 2007-02-21 Paul Brook <paul@codesourcery.com>
1566 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1567 condexec_count when skipping USE and CLOBBER.
1569 2007-02-21 Nick Clifton <nickc@redhat.com>
1571 * common.opt (Warray-bounds): Add Warning attribute.
1572 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1574 (fsized-zeroes): Add Optimization attribute.
1575 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1576 * c.opt (Wc++0x-compat): Add Warning attribute.
1578 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1581 * reload1.c (eliminate_regs_in_insn): In the single_set special
1582 case, attempt to re-recognize the insn before falling back to
1583 having reload fix it up.
1585 2007-02-20 Eric Christopher <echristo@gmail.com>
1587 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1588 Rewrite accordingly.
1589 (frv_read_iacc_argument): Ditto.
1590 (frv_expand_set_builtin): Take a call instead of arglist, update for
1592 (frv_expand_unop_builtin): Ditto.
1593 (frv_expand_binop_builtin): Ditto.
1594 (frv_expand_cut_builtin): Ditto.
1595 (frv_expand_binopimm_builtin): Ditto.
1596 (frv_expand_voidbinop_builtin): Ditto.
1597 (frv_expand_int_void2arg): Ditto.
1598 (frv_expand_prefetches): Ditto.
1599 (frv_expand_voidtriop_builtin): Ditto.
1600 (frv_expand_voidaccop_builtin): Ditto.
1601 (frv_expand_load_builtin): Ditto.
1602 (frv_expand_store_builtin): Ditto.
1603 (frv_expand_mdpackh_builtin): Ditto.
1604 (frv_expand_mclracc_builtin): Ditto.
1605 (frv_expand_mrdacc_builtin): Ditto.
1606 (frv_expand_mwtacc_builtin): Ditto.
1607 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1610 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1612 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1613 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1615 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1617 * configure: Regenerate.
1618 * config.in: Regenerate.
1619 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1620 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1621 masks to power6 and power6x and to POWERPC_MASKS.
1622 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1624 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1625 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1626 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1627 Access PROTOTYPE as variable, not mask.
1629 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1631 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1632 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1633 * combine.c (adjust_for_new_dest): Use it.
1634 * postreload.c (reload_combine): Likewise.
1636 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1638 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1639 notes on an insn with multiple sets, even if single_set returns
1640 non-NULL for that insn.
1642 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1644 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1647 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1649 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1650 if user didn't pass it.
1651 * config/i386/darwin.h (CC1_SPEC): Likewise.
1652 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1653 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1654 -mmacosx-version-min.
1656 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 Uros Bizjak <ubizjak@gmail.com>
1659 * optabs.h (enum optab_index): Add new OTI_scalb.
1660 (scalb_optab): Define corresponding macro.
1661 * optabs.c (init_optabs): Initialize scalb_optab.
1662 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1664 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1665 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1666 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1667 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1668 flag_unsafe_math_optimizations is set.
1670 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1671 to implement scalbf, scalb and scalbl built-ins as inline x87
1674 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1675 DJ Delorie <dj@redhat.com>
1678 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1679 (diagnostic_report_diagnostic): ... here, and turn them into real
1680 errors. If warnings are inhibited, no need to do anything.
1682 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1685 better code generation.
1687 2007-02-20 Ben Elliston <bje@au.ibm.com>
1689 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1691 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1693 * config/alpha/alpha.c, config/alpha/alpha.md,
1694 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1695 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1696 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1697 config/arm/lib1funcs.asm: Follow spelling conventions.
1699 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1700 config/fr30/fr30.md, config/i386/i386.h,
1701 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1702 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1703 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1704 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1705 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1706 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1707 config/sparc/sparc.c, config/sparc/sparc.h,
1708 config/sparc/sparc.md, config/spu/constraints.md,
1709 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1712 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1715 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1718 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1720 * doc/invoke.texi (-ftree-lrs): Remove.
1722 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1724 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1727 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1729 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1730 new CALL_EXPR_FN macro for retrieving the function
1731 declaration of the input expression.
1733 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1735 * c.opt (Waddress): New.
1736 * common.opt (Walways-true): Delete.
1737 (Wstring-literal-comparison): Delete.
1738 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1739 -Wstring-literal-comparison. Add -Waddress.
1741 (Walways-true): Delete.
1742 (Wstring-literal-comparison): Delete.
1743 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1744 consistently instead of -Walways-true in example.
1745 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1746 * c-typeck.c (parser_build_binary_op): Replace
1747 -Wstring-literal-comparison and -Walways-true with -Waddress.
1748 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1751 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1753 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1754 without DECL_STRUCT_FUNCTION initialized.
1756 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1758 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1759 due to calls to functions taking pointers as parameters.
1761 2007-02-19 Richard Henderson <rth@redhat.com>
1764 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1767 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1769 * config/s390/s390.c (s390_call_saved_register_used,
1770 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1771 accessed to the new scheme.
1773 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1775 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1776 (cris_print_index, cris_print_operand, cris_print_operand_address)
1777 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1778 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1779 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1781 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1782 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1783 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1784 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1785 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1786 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1787 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1788 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1789 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1790 (uminsi3, call, call_value): Ditto.
1791 (define_split: indir_to_reg_split, unnamed): Ditto.
1793 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1795 PR tree-optimization/30975
1796 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1799 2007-02-18 Eric Christopher <echristo@gmail.com>
1801 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1802 Remove use of arglist.
1803 (mips_expand_builtin): Remove use of arglist, pass in expr.
1804 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1805 (mips_expand_builtin_movtf): Ditto.
1806 (mips_expand_builtin_compare): Ditto.
1808 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1810 * tree-sra.c (sra_build_assignment): Replace assertion
1811 checking with a comment explaining why it can't be done.
1813 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1816 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1817 during CALL_EXPR representation conversion.
1818 * tree-ssa-propagate.c (set_rhs): Likewise.
1820 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1822 * tree-sra.c (sra_build_assignment): Disable assertion checking
1825 2007-02-18 Roger Sayle <roger@eyesopen.com>
1827 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1828 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1829 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1831 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1832 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1833 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1834 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1835 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1836 force_gimple_operand): Likewise.
1837 * ipa-cp.c (constant_val_insert): Likewise.
1838 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1839 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1840 perfect_nestify): Likewise.
1841 * langhooks.c (lhd_omp_assignment): Likewise.
1842 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1843 lower_copyprivate_clauses, lower_send_clauses,
1844 lower_send_shared_vars, expand_parallel_call,
1845 expand_omp_for_generic, expand_omp_for_static_nochunk,
1846 expand_omp_for_static_chunk, expand_omp_sections,
1847 lower_omp_single_copy, lower_omp_for_lastprivate,
1848 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1849 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1850 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1853 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1855 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1856 config/sh/sh.md: Follow spelling conventions.
1858 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1859 config/frv/predicates.md: Follow spelling conventions.
1861 * config/m68k/linux-unwind.h: Fix a comment typo.
1862 * target.h: Follow spelling conventions.
1864 2007-02-18 Roger Sayle <roger@eyesopen.com>
1866 PR rtl-optimization/28173
1867 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1868 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1869 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1870 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1871 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1873 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1875 * builtins.c (fold_builtin_load_exponent): New.
1876 (fold_builtin_2): Use it.
1878 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1880 PR rtl-optimization/30773
1881 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1882 if we fail to attach a REG_EQUIV note.
1884 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1885 Roger Sayle <roger@eyesopen.com>
1887 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1889 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1891 * calls.c (initialize_argument_information): Pass original EXP
1892 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1893 code to split complex arguments here, as part of initializing the
1895 (expand_call): Remove code that builds a list of arguments and
1896 inserts implicit arguments into it. Instead, just count how many
1897 implicit arguments there will be so we can determine the size of
1898 the ARGS array, and let initialize_argument_information do the work.
1899 (split_complex_values): Delete unused function.
1901 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1903 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1905 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1907 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1908 for arg pointer based indexed addressing.
1910 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1912 * config/ia64/ia64.h, config/ia64/ia64.md,
1913 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1914 spelling conventions.
1916 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1918 * config/m68k/m68k.c (split_di): New.
1919 * config/m68k/m68k-protos.h: Declare split_di.
1920 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1921 Improve predicate handling and split constant shifts.
1923 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1925 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1926 parameter for register bitfield operations, general predicates
1929 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1931 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1932 * config/m68k/linux-unwind.h: New file.
1934 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1936 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1937 config/i386/athlon.md, config/ia64/ia64.md,
1938 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1939 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1940 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1941 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1942 tree-vect-transform.c: Fix comment typos.
1944 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1946 * sched-deps.c (find_insn_list): Remove.
1947 * sched-int.h: Remove the prototype for find_insn_list.
1949 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1951 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1953 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1954 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1955 darwin_rs6000_override_options.
1956 (C_COMMON_OVERRIDE_OPTIONS): Expect
1957 darwin_macosx_version_min to be non-NULL always.
1958 (TARGET_C99_FUNCTIONS): Likewise.
1959 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1960 (DARWIN_MINVERSION_SPEC): New.
1961 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1962 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1964 (DARWIN_MINVERSION_SPEC): New.
1965 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1967 * config/darwin-c.c (darwin_cpp_builtins): Expect
1968 darwin_macosx_version_min to be non-NULL always.
1970 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1972 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.h (x86_use_xchgb): New.
1975 (TARGET_USE_XCHGB): New macro.
1976 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1977 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1978 Split after reload into bswaphi for shifts of 8.
1979 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1980 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1981 or when optimizing for size.
1983 2007-02-16 Richard Guenther <rguenther@suse.de>
1984 Christian Bruel <christian.bruel@st.com>
1986 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1987 DECLs but prefer SSA_NAMEs over DECLs.
1989 2007-02-16 Richard Guenther <rguenther@suse.de>
1991 * tree-flow-inline.h (single_imm_use_p): Remove.
1992 (zero_imm_uses_p): Likewise.
1993 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1994 instead of single_imm_use_p.
1995 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1998 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2001 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2002 nested double- and backquotes.
2004 2007-02-15 Roger Sayle <roger@eyesopen.com>
2007 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2008 should be unreachable.
2009 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2010 For the time being redirect GIMPLE_MODIFY_STMT to the new
2011 (renamed) build_gimple_modify_stmt_stat.
2012 (build2_gimple_stat): Rename to...
2013 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2014 Always build a GIMPLE_MODIFY_STMT node.
2015 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2016 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2019 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2020 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2021 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2022 expand_complex_div_wide): Likewise.
2023 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2024 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2025 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2026 * tree-ssa-loop-manip.c (create_iv): Likewise.
2027 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2028 abs_replacement): Likewise.
2029 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2030 realify_fake_stores): Likewise.
2032 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2033 node rather than a GIMPLE_MODIFY_STMT node.
2034 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2035 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2037 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2038 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2041 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2044 * fold-const.c (fold_comparison): Add back the
2045 folding of constant complex comparisions.
2047 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2050 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2051 effects unknown to this function, return early.
2053 2007-02-15 Ian Lance Taylor <iant@google.com>
2055 * lower-subreg.c (move_eh_region_note): New static function.
2056 (resolve_simple_move): Call it.
2057 (decompose_multiword_subregs): Track blocks for which we resolve a
2058 simple move which is also a control flow insn. Pass them to
2059 find_many_sub_basic_blocks.
2060 (pass_lower_subreg): Add TODO_verify_flow.
2061 (pass_lower_subreg2): Likewise.
2063 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2064 Brooks Moses <brooks.moses@codesourcery.com>
2065 Lee Millward <lee.millward@codesourcery.com>
2067 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2068 (VL_EXP_CLASS_P): New.
2069 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2071 (TREE_OPERAND_CHECK_CODE): Likewise.
2072 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2073 (TREE_RTL_OPERAND_CHECK): Likewise.
2074 (tree_operand_check_failed): Make second parameter the whole tree
2075 instead of its code. Fixed callers.
2076 (VL_EXP_CHECK): New.
2077 (TREE_OPERAND_LENGTH): New.
2078 (VL_EXP_OPERAND_LENGTH): New.
2079 (CALL_EXPR_FN): New.
2080 (CALL_EXPR_STATIC_CHAIN): New.
2081 (CALL_EXPR_ARGS): New.
2082 (CALL_EXPR_ARG): New.
2083 (call_expr_nargs): New.
2084 (CALL_EXPR_ARGP): New.
2085 (build_nt_call_list): Declare.
2086 (build_vl_exp_stat): Declare.
2087 (build_vl_exp): New.
2088 (build_call_list): Declare.
2089 (build_call_nary): Declare.
2090 (build_call_valist): Declare.
2091 (build_call_array): Declare.
2092 (call_expr_arg): Declare.
2093 (call_expr_argp): Declare.
2094 (call_expr_arglist): Declare.
2095 (fold_build_call_list): Declare.
2096 (fold_build_call_list_initializer): Declare.
2097 (fold_call_expr): Declare to replace fold_builtin.
2098 (fold_builtin_fputs): Update to agree with modified definition.
2099 (fold_builtin_strcpy): Likewise.
2100 (fold_builtin_strncpy): Likewise.
2101 (fold_builtin_memory_chk): Likewise.
2102 (fold_builtin_stxcpy_chk): Likewise.
2103 (fold_builtin_strncpy_chk): Likewise.
2104 (fold_builtin_next_arg): Likewise.
2105 (fold_build_call_expr): Declare.
2106 (fold_builtin_call_list): Declare.
2107 (fold_builtin_call_valist): Declare.
2108 (build_call_expr): Declare.
2109 (validate_arglist): Update to agree with modified definition.
2110 (tree_operand_length): New.
2111 (call_expr_arg_iterator): New.
2112 (init_call_expr_arg_iterator): New.
2113 (next_call_expr_arg): New.
2114 (first_call_expr_arg): New.
2115 (more_call_expr_args_p): New.
2116 (FOR_EACH_CALL_EXPR_ARG): New.
2118 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2119 and tcc_gimple_stmt.
2120 (tree_code_size): Update documentation. Use sizeof (tree) rather
2121 than sizeof (char *).
2122 (tree_size): Likewise. Add case for tcc_vl_exp.
2123 (tree_node_structure): Add case for tcc_vl_exp.
2124 (contains_placeholder_p): Likewise.
2125 (substitute_in_expr): Likewise.
2126 (substitute_placeholder_in_expr): Likewise.
2127 (stabilize_reference_1): Likewise.
2128 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2129 to diagnose breakage of this interface for constructing CALL_EXPRs.
2130 (build_nt): Add similar assertion here.
2131 (build_nt_call_list): New.
2132 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2133 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2135 (get_callee_fndecl): Use new CALL_EXPR accessors.
2136 (tree_operand_check_failed): Change parameters to pass entire node
2137 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2138 (process_call_operands): New.
2139 (build_vl_exp_stat): New.
2140 (build_call_list): New.
2141 (build_call_nary): New.
2142 (build_call_valist): New.
2143 (build_call_array): New.
2144 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2145 (call_expr_arglist): New.
2147 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2148 tcc_vl_exp instead of a fixed-size tcc_expression.
2150 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2151 accessors for CALL_EXPRs.
2152 (AGGR_INIT_EXPR): Likewise.
2154 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2155 Brooks Moses <brooks.moses@codesourcery.com>
2156 Lee Millward <lee.millward@codesourcery.com>
2158 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2159 (expand_builtin_nonlocal_goto): Change parameter to be entire
2160 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2161 (expand_builtin_prefetch): Likewise.
2162 (expand_builtin_classify_type): Likewise.
2163 (mathfn_built_in): Return NULL_TREE instead of 0.
2164 (expand_errno_check): Use new CALL_EXPR accessors.
2165 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2166 Return NULL_RTX instead of 0.
2167 (expand_builtin_mathfn_2): Likewise.
2168 (expand_builtin_mathfn_3): Likewise.
2169 (expand_builtin_interclass_mathfn): Likewise.
2170 (expand_builtin_sincos): Likewise.
2171 (expand_builtin_cexpi): Likewise.
2172 (expand_builtin_int_roundingfn): Likewise.
2173 (expand_builtin_int_roundingfn_2): Likewise.
2174 (expand_builtin_pow): Likewise.
2175 (expand_builtin_powi): Likewise.
2176 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2177 of arglist, fixing callers appropriately. Use new CALL_EXPR
2178 accessors and constructors. Return NULL_RTX instead of 0.
2179 (expand_builtin_strstr): Likewise.
2180 (expand_builtin_strchr): Likewise.
2181 (expand_builtin_strrchr): Likewise.
2182 (expand_builtin_strpbrk): Likewise.
2183 (expand_builtin_memcpy): Likewise.
2184 (expand_builtin_mempcpy): Likewise.
2185 (expand_builtin_mempcpy_args): New.
2186 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2187 (expand_builtin_memmove_args): New.
2188 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2189 (expand_movstr): Likewise.
2190 (expand_builtin_strcpy): Likewise.
2191 (expand_builtin_strcpy_args): New.
2192 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2193 (expand_builtin_strncpy): Likewise.
2194 (expand_builtin_memset): Likewise.
2195 (expand_builtin_memset_args): New.
2196 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2197 (expand_builtin_memcmp): Likewise.
2198 (expand_builtin_strcmp): Likewise.
2199 (expand_builtin_strncmp): Likewise.
2200 (expand_builtin_strcat): Likewise.
2201 (expand_builtin_strncat): Likewise.
2202 (expand_builtin_strspn): Likewise.
2203 (expand_builtin_strcspn): Likewise.
2204 (expand_builtin_args_info): Likewise.
2205 (expand_builtin_va_start): Likewise.
2206 (gimplify_va_arg_expr): Likewise.
2207 (expand_builtin_va_end): Likewise.
2208 (expand_builtin_va_copy): Likewise.
2209 (expand_builtin_frame_address): Likewise.
2210 (expand_builtin_alloca): Likewise.
2211 (expand_builtin_bswap): Likewise.
2212 (expand_builtin_unop): Likewise.
2213 (expand_builtin_fputs): Likewise.
2214 (expand_builtin_expect): Likewise.
2215 (expand_builtin_fabs): Likewise.
2216 (expand_builtin_copysign): Likewise.
2217 (expand_builtin_printf): Likewise.
2218 (expand_builtin_fprintf): Likewise.
2219 (expand_builtin_sprintf): Likewise.
2220 (expand_builtin_init_trampoline): Likewise.
2221 (expand_builtin_signbit): Likewise.
2222 (expand_builtin_fork_or_exec): Likewise.
2223 (expand_builtin_sync_operation): Likewise.
2224 (expand_builtin_compare_and_swap): Likewise.
2225 (expand_builtin_lock_test_and_set): Likewise.
2226 (expand_builtin_lock_release): Likewise.
2227 (expand_builtin): Likewise.
2228 (builtin_mathfn_code): Likewise.
2230 (fold_builtin_constant_p): Pass call arguments individually instead
2231 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2232 accessors and constructors. Return NULL_TREE instead of 0.
2233 (fold_builtin_expect): Likewise.
2234 (fold_builtin_classify_type): Likewise.
2235 (fold_builtin_strlen): Likewise.
2236 (fold_builtin_nan): Likewise.
2237 (integer_valued_real_p): Likewise.
2238 (fold_trunc_transparent_mathfn): Likewise.
2239 (fold_fixed_mathfn): Likewise.
2240 (fold_builtin_cabs): Likewise.
2241 (fold_builtin_sqrt): Likewise.
2242 (fold_builtin_cbrt): Likewise.
2243 (fold_builtin_cos): Likewise.
2244 (fold_builtin_cosh): Likewise.
2245 (fold_builtin_tan): Likewise.
2246 (fold_builtin_sincos): Likewise.
2247 (fold_builtin_cexp): Likewise.
2248 (fold_builtin_trunc): Likewise.
2249 (fold_builtin_floor): Likewise.
2250 (fold_builtin_ceil): Likewise.
2251 (fold_builtin_round): Likewise.
2252 (fold_builtin_int_roundingfn): Likewise.
2253 (fold_builtin_bitop): Likewise.
2254 (fold_builtin_bswap): Likewise.
2255 (fold_builtin_logarithm): Likewise.
2256 (fold_builtin_hypot): Likewise.
2257 (fold_builtin_pow): Likewise.
2258 (fold_builtin_powi): Likewise.
2259 (fold_builtin_exponent): Likewise.
2260 (fold_builtin_memset): Likewise.
2261 (fold_builtin_bzero): Likewise.
2262 (fold_builtin_memory_op): Likewise.
2263 (fold_builtin_bcopy): Deleted; call site changed to invoke
2264 fold_builtin_memory_op directly.
2265 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2266 (fold_builtin_strncpy): Likewise.
2267 (fold_builtin_memcmp): Likewise.
2268 (fold_builtin_strcmp): Likewise.
2269 (fold_builtin_strncmp): Likewise.
2270 (fold_builtin_signbit): Likewise.
2271 (fold_builtin_copysign): Likewise.
2272 (fold_builtin_isascii): Likewise.
2273 (fold_builtin_toascii): Likewise.
2274 (fold_builtin_isdigit): Likewise.
2275 (fold_builtin_fabs): Likewise.
2276 (fold_builtin_abs): Likewise.
2277 (fold_builtin_fmin_fmax): Likewise.
2278 (fold_builtin_carg): Likewise.
2279 (fold_builtin_classify): Likewise.
2280 (fold_builtin_unordered_cmp): Likewise.
2282 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2283 New functions split out from fold_builtin_1.
2284 (fold_builtin_n): New.
2285 (fold_builtin_varargs): New.
2286 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2288 (fold_call_expr): New.
2289 (build_function_call_expr): Rewrite to use new helper function.
2290 (fold_builtin_call_list): New.
2291 (build_call_expr): New.
2292 (fold_builtin_call_valist): New.
2293 (rewrite_call_expr): New.
2294 (validate_arg): New.
2295 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2296 of an arglist. Change return type to bool. Use new CALL_EXPR
2299 (fold_builtin_strstr): Pass call arguments individually instead
2300 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2301 accessors and constructors. Return NULL_TREE instead of 0.
2302 (fold_builtin_strchr): Likewise.
2303 (fold_builtin_strrchr): Likewise.
2304 (fold_builtin_strpbrk): Likewise.
2305 (fold_builtin_strcat): Likewise.
2306 (fold_builtin_strncat): Likewise.
2307 (fold_builtin_strspn): Likewise.
2308 (fold_builtin_strcspn): Likewise.
2309 (fold_builtin_fputs): Likewise.
2310 (fold_builtin_next_arg): Likewise.
2311 (fold_builtin_sprintf): Likewise.
2313 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2314 NULL_RTX instead of 0.
2315 (expand_builtin_memory_chk): Likewise.
2316 (maybe_emit_chk_warning): Likewise.
2317 (maybe_emit_sprintf_chk_warning): Likewise.
2319 (fold_builtin_object_size): Pass call arguments individually instead
2320 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2321 accessors and constructors. Return NULL_TREE instead of 0.
2322 (fold_builtin_memory_chk): Likewise.
2323 (fold_builtin_stxcpy_chk): Likewise.
2324 (fold_builtin_strncpy_chk): Likewise.
2325 (fold_builtin_strcat_chk): Likewise.
2326 (fold_builtin_strcat_chk): Likewise.
2327 (fold_builtin_strncat_chk): Likewise.
2328 (fold_builtin_sprintf_chk): Likewise.
2329 (fold_builtin_snprintf_chk): Likewise.
2330 (fold_builtin_printf): Likewise.
2331 (fold_builtin_vprintf): Likewise.
2333 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2335 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2336 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2337 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2338 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2339 (fold_unary): Likewise.
2340 (fold_binary): Likewise.
2341 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2342 ternary expressions.
2343 (fold): Add logic for tcc_vl_exp.
2344 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2345 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2346 (fold_build3_stat): Add assertion to flag broken interface for
2347 constructing CALL_EXPRs.
2348 (fold_build_call_list): New.
2349 (fold_build_call_list_initializer): New.
2350 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2352 (fold_strip_sign_ops): Likewise.
2354 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2355 Brooks Moses <brooks.moses@codesourcery.com>
2356 Lee Millward <lee.millward@codesourcery.com>
2358 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2359 accessors and dump arguments explicitly.
2361 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2363 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2365 (print_call_name): Use new CALL_EXPR accessors.
2367 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2368 CALL_EXPR arguments explicitly instead of as a list. Use
2369 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2371 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2372 (vrp_visit_stmt): Likewise.
2374 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2375 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2377 (force_move_till_expr): Likewise.
2379 * targhooks.c (default_external_stack_protect_fail): Use
2380 build_call_expr instead of build_function_call_expr.
2381 (default_hidden_stack_protect_fail): Likewise.
2383 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2386 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2387 and walk arguments explicitly.
2389 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2390 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2391 (expand_simple_operations): Likewise.
2392 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2394 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2395 of TREE_CODE_LENGTH.
2396 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2398 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2399 instead of TREE_CODE_LENGTH.
2401 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2402 (tree_ic_transform): Likewise.
2403 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2404 parameter instead of arglist. Fix callers.
2405 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2406 (tree_stringops_transform): Likewise.
2407 (tree_indirect_call_to_profile): Likewise.
2408 (tree_stringops_values_to_profile): Likewise.
2410 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2411 (eliminate_tail_call): Likewise.
2413 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2415 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2416 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2418 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2420 * omp-low.c (build_omp_barrier): Use build_call_expr.
2421 (lower_rec_input_clauses): Likewise.
2422 (lower_reduction_clauses): Likewise.
2423 (expand_parallel_call): Likewise.
2424 (maybe_catch_exception): Likewise.
2425 (expand_omp_for_generic): Likewise.
2426 (expand_omp_for_static_nochunk): Likewise.
2427 (expand_omp_sections): Likewise.
2428 (lower_omp_single_simple): Likewise.
2429 (lower_omp_single_copy): Likewise.
2430 (lower_omp_master): Likewise.
2431 (lower_omp_ordered): Likewise.
2432 (lower_omp_critical): Likewise.
2434 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2435 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2437 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2438 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2439 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2441 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2442 and generalize to handle any number of operands.
2443 (chrec_contains_undetermined): Likewise.
2444 (tree_contains_chrecs): Likewise.
2445 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2447 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2449 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2450 fold_call_expr instead of fold_builtin.
2451 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2452 match declarations there.
2453 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2456 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2457 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2459 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2460 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2462 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2465 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2466 (execute_cse_sincos): Use new CALL_EXPR accessors.
2468 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2470 * gimple-low.c (lower_function_body): Use build_call_expr.
2471 (lower_builtin_setjmp): Likewise.
2473 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2474 (set_storage_via_libcall): Likewise.
2475 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2476 instead of TREE_CODE_LENGTH.
2477 (expand_expr_real_1): Use new CALL_EXPR accessors.
2479 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2480 generalize to handle any number of operands.
2481 (TB_parent_eq): Likewise.
2483 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2484 (strip_builtin_expect): Likewise.
2486 * function.c (gimplify_parameters): Use build_call_expr.
2488 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2489 instead of TREE_CODE_LENGTH.
2491 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2492 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2494 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2497 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2498 (gimplify_decl_expr): Likewise.
2499 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2500 Use new CALL_EXPR iterators.
2501 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2502 (gimplify_modify_expr_to_memset): Likewise.
2503 (gimplify_variable_sized_compare): Likewise.
2504 (gimplify_omp_atomic_fetch_op): Likewise.
2505 (gimplify_omp_atomic_pipeline): Likewise.
2506 (gimplify_omp_atomic_mutex): Likewise.
2507 (gimplify_function_tree): Likewise.
2509 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2510 (call_expr_flags): Likewise.
2511 (expand_call): Likewise.
2513 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2514 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2517 * coverage.c (create_coverage): Use build_call_expr.
2519 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2520 (temp_call_expr_obstack): New.
2521 (pool_copy_list): Delete.
2522 (temp_copy_call_expr): New.
2523 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2524 CALL_EXPR accessors. Get rid of special goo for copying argument
2525 lists and use temp_copy_call_expr instead.
2526 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2527 CALL_EXPR accessors.
2528 (create_expression_by_pieces): Likewise. Use build_call_array
2529 to construct the result instead of fold_build3.
2530 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2531 dealing with argument lists.
2532 (init_pre): Remove references to expression_node_pool and
2533 list_node_pool. Init temp_call_expr_obstack instead.
2534 (fini_pre): Remove references to expression_node_pool and
2537 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2538 and walk arguments explicitly instead of as a list.
2540 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2541 (mx_register_decls): Likewise.
2542 (mudflap_register_call): Likewise.
2543 (mudflap_finish_file): Likewise.
2545 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2546 (ipa_callsite_compute_param): Likewise.
2548 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2549 accessors and constructor.
2551 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2552 accessors and constructor.
2553 (convert_tramp_reference): Likewise.
2554 (convert_call_expr): Likewise.
2555 (finalize_nesting_tree_1): Likewise.
2557 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2560 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2562 * tree-inline.c (initialize_inlined_parameters): Pass entire
2563 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2565 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2566 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2568 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2569 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2570 (vectorizable_reduction): Likewise.
2571 (vectorizable_call): Use new CALL_EXPR iterators.
2572 (vectorizable_conversion): Use build_call_expr.
2573 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2574 (vect_gen_widened_results_half): Use build_call_expr.
2575 (vect_setup_realignment): Likewise.
2576 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2578 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2579 (pass_through_call): Likewise.
2580 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2583 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2584 (tree_gen_pow2_profiler): Likewise.
2585 (tree_gen_one_value_profiler): Likewise.
2586 (tree_gen_ic_func_profiler): Likewise.
2587 (tree_gen_average_profiler): Likewise.
2588 (tree_gen_ior_profiler): Likewise.
2590 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2591 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2592 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2594 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2595 of TREE_CODE_LENGTH.
2597 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2598 of TREE_CODE_LENGTH.
2600 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2602 (convert_to_integer): Likewise.
2604 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2607 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2608 Brooks Moses <brooks.moses@codesourcery.com>
2609 Lee Millward <lee.millward@codesourcery.com>
2611 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2613 * config/frv/frv.c (frv_expand_builtin): Likewise.
2614 * config/s390/s390.c (s390_expand_builtin): Likewise.
2616 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2617 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2619 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2620 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2621 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2622 (ix86_expand_store_builtin): Likewise.
2623 (ix86_expand_unop_builtin): Likewise.
2624 (ix86_expand_unop1_builtin): Likewise.
2625 (ix86_expand_sse_compare): Likewise.
2626 (ix86_expand_sse_comi): Likewise.
2627 (ix86_expand_vec_init_builtin): Likewise.
2628 (ix86_expand_vec_ext_builtin): Likewise.
2629 (ix86_expand_vec_set_builtin): Likewise.
2630 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2632 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2633 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2635 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2636 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2637 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2639 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2641 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2642 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2643 arglist. Use new CALL_EXPR accessors. Fix callers.
2644 (altivec_expand_abs_builtin): Likewise.
2645 (rs6000_expand_binop_builtin): Likewise.
2646 (altivec_expand_predicate_builtin): Likewise.
2647 (altivec_expand_lv_builtin): Likewise.
2648 (spe_expand_stv_builtin): Likewise.
2649 (altivec_expand_stv_builtin): Likewise.
2650 (rs6000_expand_ternop_builtin): Likewise.
2651 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2652 (altivec_expand_st_builtin): Likewise.
2653 (altivec_expand_dst_builtin): Likewise.
2654 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2655 arglist. Use new CALL_EXPR accessors. Fix callers.
2656 (altivec_expand_vec_set_builtin): Likewise.
2657 (altivec_expand_vec_ext_builtin): Likewise.
2658 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2659 (spe_expand_builtin): Likewise.
2660 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2661 arglist. Use new CALL_EXPR accessors. Fix callers.
2662 (spe_expand_evsel_builtin): Likewise.
2663 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2664 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2666 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2667 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2668 (arm_expand_unop_builtin): Likewise.
2669 (arm_expand_builtin): Use new CALL_EXPR accessors.
2671 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2674 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2675 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2676 (bfin_expand_unop_builtin): Likewise.
2677 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2679 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2680 Brooks Moses <brooks.moses@codesourcery.com>
2681 Lee Millward <lee.millward@codesourcery.com>
2683 * c-semantics.c (build_stmt): Add internal diagnostic check.
2685 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2686 accessors. Print arguments explicitly instead of as a list.
2688 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2690 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2691 (c_finish_omp_flish): Likewise.
2693 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2694 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2695 instead of TREE_CODE_LENGTH.
2696 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2697 (c_warn_unused_result): Likewise.
2699 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2702 * doc/invoke.texi (Warning Options): Remove
2703 -Werror-implicit-function-declaration.
2704 (Wimplicit-function-declaration): Update description.
2705 * opts.c (common_handle_option): Move handling of -Werror=* to...
2706 (enable_warning_as_error): ...here.
2707 * opts.h (enable_warning_as_error): Declare.
2708 * c-decl.c (implicit_decl_warning): Unless
2709 -Wno-implicit-function-declaration is given, emit a pedwarn if
2710 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2711 * c.opt (Wimplicit-function-declaration): Replace
2712 mesg_implicit_function_declaration with
2713 warn_implicit_function_declaration.
2714 * c-opts.c (c_common_handle_option):
2715 -Werror-implicit-function-declaration is exactly equal as
2716 -Werror=implicit-function-declaration.
2717 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2718 warn_implicit_function_declaration.
2719 (c_common_post_options): -Wimplict-function-declaration is enabled
2720 by default by -std=c99, otherwise is disabled by default.
2721 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2723 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2725 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2726 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2727 former is ignored but not the latter.
2729 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2731 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2732 is made and the reference doesn't use the alias set of its type,
2733 do not create the temporary using that type.
2735 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2737 * jump.c: Remove prototypes for delete_computation and
2738 delete_prior_computation.
2740 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2742 * jump.c (get_label_after): Delete.
2743 (get_label_before, delete_computation, delete_jump,
2744 delete_prior_computation, follow_jumps): Move...
2745 * reorg.c (delete_computation, delete_prior_computation): ... here...
2746 (get_label_before, delete_jump): ... making these static ...
2747 (follow_jumps): ... and simplifying this since it only runs after
2749 * rtl.h (get_label_after, get_label_before, delete_jump,
2750 follow_jumps): Delete prototypes.
2752 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2754 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2756 2007-02-15 Nick Clifton <nickc@redhat.com>
2758 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2759 order to prevent it from being munged by the target.
2761 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.md: Remove misleading comment.
2765 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2767 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2768 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2771 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2773 * tree-sra.c (instantiate_missing_elements): Canonicalize
2775 (sra_build_assignment): New.
2776 (generate_copy_inout, generate_element_copy,
2777 generate_element_zero, generate_one_element_init): Use it.
2779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2781 * tree-sra.c (instantiate_missing_elements): Canonicalize
2783 (sra_build_assignment): New.
2784 (generate_copy_inout, generate_element_copy,
2785 generate_element_zero, generate_one_element_init): Use it.
2787 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2789 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2792 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2794 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2795 types as aggregates not scalars.
2796 * function.c (assign_stack_temp_for_type): Likewise.
2798 2007-02-14 Roger Sayle <roger@eyesopen.com>
2799 Zdenek Dvorak <dvorakz@suse.cz>
2801 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2804 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2806 * passes.c (next_pass_1): Clear the next field of the copied
2809 2007-02-14 Richard Henderson <rth@redhat.com>
2811 * tree-sra.c (early_sra): New.
2812 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2813 (tree_sra_early, pass_sra_early): New.
2814 * tree-pass.h (pass_sra_early): Declare.
2815 * passes.c (init_optimization_passes): Use it.
2817 2007-02-14 Richard Guenther <rguenther@suse.de>
2819 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2821 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2823 PR tree-optimization/30771
2824 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2826 (vect_analyze_operations): Induction phis can now be marked as
2828 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2829 Update documentation accordingly.
2831 2007-02-14 Nick Clifton <nickc@redhat.com>
2833 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2834 most 3 arguments are supported.
2835 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2837 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2839 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2840 Ensure dst->current is valid.
2842 2007-02-13 Paul Brook <paul@codesourcery.com>
2844 * config.gcc: Add arm*-*-uclinux-*eabi.
2845 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2846 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2847 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2848 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2849 (LINK_SPEC): Define.
2851 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2853 * config/arm/uclinux-eabi.h: New file.
2854 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2855 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2858 2007-02-13 Ian Lance Taylor <iant@google.com>
2860 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2861 * flags.h (warn_strict_overflow): Declare.
2862 (enum warn_strict_overflow_code): Define.
2863 (issue_strict_overflow_warning): New static inline function.
2864 * opts.c (warn_strict_overflow): New variable.
2865 (common_handle_option): Handle OPT_Wstrict_overflow and
2866 OPT_Wstrict_overflow_.
2867 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2869 * fold-const.c: Include intl.h.
2870 (fold_deferring_overflow_warnings): New static variable.
2871 (fold_deferred_overflow_warning): New static variable.
2872 (fold_deferred_overflow_code): New static variable.
2873 (fold_defer_overflow_warnings): New function.
2874 (fold_undefer_overflow_warnings): New function.
2875 (fold_undefer_and_ignore_overflow_warnings): New function.
2876 (fold_deferring_overflow_warnings_p): New function.
2877 (fold_overflow_warning): New static function.
2878 (make_range): Add strict_overflow_p parameter. Change all
2880 (extract_muldiv, extract_muldiv_1): Likewise.
2881 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2882 tree_expr_nonnegative_p.
2883 (fold_negate_expr): Call fold_overflow_warning.
2884 (fold_range_test): Likewise.
2885 (fold_comparison): Likewise.
2886 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2887 instead of tree_expr_nonnegative_p.
2888 (tree_expr_nonnegative_warnv_p): Rename from
2889 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2890 (tree_expr_nonnegative_p): New function.
2891 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2892 strict_overflow_p parameter.
2893 (tree_expr_nonzero_p): New function.
2894 * passes.c (verify_interpass_invariants): New static function.
2895 (execute_one_pass): Call it.
2896 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2898 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2899 (estimate_numbers_of_iterations): Likewise.
2900 (scev_probably_wraps_p): Likewise.
2901 * tree-ssa-ccp.c: Include "toplev.h".
2902 (evaluate_stmt): Defer fold overflow warnings until we know we are
2904 (struct fold_stmt_r_data): Add stmt field.
2905 (fold_stmt_r): Defer fold overflow warnings until we know we
2907 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2908 (fold_stmt_inplace): Likewise.
2909 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2910 (cleanup_control_expr_graph): Defer fold overflow warnings until
2911 we know we are going to optimize.
2912 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2913 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2915 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2916 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2917 * tree-ssa-loop-manip.c (create_iv): Likewise.
2918 * c-typeck.c (build_conditional_expr): Likewise.
2919 (build_binary_op): Likewise.
2920 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2921 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2922 (extract_range_from_unary_expr): Likewise.
2923 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2924 assuming that signed overflow does not occur.
2925 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2926 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2927 (fold_defer_overflow_warnings): Declare.
2928 (fold_undefer_overflow_warnings): Declare.
2929 (fold_undefer_and_ignore_overflow_warnings): Declare.
2930 (fold_deferring_overflow_warnings_p): Declare.
2931 (tree_expr_nonzero_warnv_p): Declare.
2932 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2934 (Warning Options): Document -Wstrict-overflow.
2935 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2936 (tree-ssa-ccp.o): Likewise.
2937 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2938 (fold-const.o): Depend on intl.h.
2940 2007-02-13 Ian Lance Taylor <iant@google.com>
2943 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2946 2007-02-13 Stuart Hastings <stuart@apple.com>
2948 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2950 2007-02-13 Richard Henderson <rth@redhat.com>
2952 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2953 handled_component_p before looking for the indirect_ref.
2955 2007-02-13 Richard Henderson <rth@redhat.com>
2957 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2958 remove flags clobber.
2959 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2960 (bswaphi_lowpart): New.
2961 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2962 remove TARGET_BSWAP test. Delete expander of the same name.
2964 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2965 (expand_unop): Use them.
2967 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2970 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2971 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2972 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2973 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2974 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2975 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2976 assembler dialect choice from asm templates.
2978 2007-02-12 Richard Henderson <rth@redhat.com>
2980 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2981 (fixuns_trunc<SSEMODEF>si2): Use it.
2982 * config/i386/sse.md (vec_setv4sf_0): Export.
2983 * config/i386/i386.c (ix86_build_const_vector): Export.
2984 (ix86_split_convert_uns_si_sse): Rename from
2985 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2986 * config/i386/i386-protos.h: Update.
2988 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2991 * c-typeck.c (c_finish_return): Improve warning message.
2993 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2995 * alias.c (find_symbolic_term): Delete unused function.
2997 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3000 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3001 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3003 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3005 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3006 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3007 the function, temporarily point the debug interface to the null one.
3009 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3011 * dwarf2out.c (round_up_to_align): New static function.
3012 (field_byte_offset): Use it to round the offset.
3014 2007-02-12 Richard Henderson <rth@redhat.com>
3016 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3017 (inswl_const): Export.
3019 2007-02-12 Richard Henderson <rth@redhat.com>
3021 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3022 result mode of the libcall, convert back to outmode.
3024 2007-02-12 Roger Sayle <roger@eyesopen.com>
3026 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3027 (bswapdi2): New define_expand to implement 32-bit implementation.
3029 2007-02-12 Nick Clifton <nickc@redhat.com>
3031 * doc/invoke.texi (Overall Options): Document --help=.
3032 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3033 (cc1_options): Pass --help= on to cc1.
3034 (display_help): Add description of --help=.
3035 (process_command): Add code to handle --help=. Allow translated
3036 --help and --target-help switches to be passed on to compiler
3038 (main): Remove unused if statement.
3039 * opts.c (columns): Remove.
3040 (LEFT_COLUMN): Define.
3041 (wrap_help): Add columns argument.
3042 (print_filtered_help): Change parameters to be an include bitmask,
3043 an exclude bitmask, an any bitmask and the column width. Move the
3044 code to display the params list here. Add code to display the
3045 status of options rather than their descriptions if the quiet flag
3047 (print_specific_help): Change parameters to be an include bitmask,
3048 an exclude bitmask and an any bitmask. Move code to look up the
3049 column width here. Decide upon the title for an options listing.
3050 (common_handle_options): Add code to handle --help=. Adapt code
3051 for --help and --target-help to use the revised form of the
3052 print_specific_help function.
3053 (print_help): Delete.
3054 (print_param_help): Delete.
3055 (print_switch): Delete.
3056 * opts.h (cl_lang_count): Add prototype.
3057 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3058 CL_MAX_OPTION_CLASS): New defines.
3059 * optc-gen.awk: Add construction of cl_lang_count.
3060 * c.opt: Add Warning attribute to warning options and Optimization
3061 attribute to optimization options.
3062 * common.opt: Likewise.
3064 Add -fhelp and -ftarget-help as aliases for the transformed --help
3065 and --target-help options.
3066 * opt-functions.awk: Add code to handle Warning and Optimization
3069 2007-02-12 Richard Henderson <rth@redhat.com>
3071 * config/alpha/constraints.md: New file.
3072 * config/alpha/alpha.c: Include tm-constrs.h.
3073 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3074 alpha_extra_constraint): Remove.
3075 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3076 * config/alpha/alpha-protos.h: Update.
3077 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3078 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3079 (EXTRA_CONSTRAINT): Remove.
3080 * config/alpha/alpha.md: Include constraints.md.
3081 (adddi splitter): Use satisfies_constraint_*.
3082 * config/alpha/predicates.md (add_operand): Likewise.
3083 (sext_add_operand, addition_operation): Likewise.
3085 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3087 PR tree-optimization/29145
3088 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3089 in our handling of restrict qualified pointers.
3091 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3094 * doc/invoke.texi (Wunused-value): Update description.
3095 (Wextra): Delete item.
3096 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3097 value of Wunused-value.
3098 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3099 (c_finish_stmt_expr): Don't check extra_warnings.
3100 (emit_side_effect_warnings): The caller is responsible to check
3103 2007-02-11 Roger Sayle <roger@eyesopen.com>
3104 Matt Thomas <matt@3am-software.com>
3106 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3108 2007-02-11 Roger Sayle <roger@eyesopen.com>
3110 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3111 comparisons of POPCOUNT against zero.
3112 (simplify_const_relational_operation): Likewise.
3114 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3118 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3120 * dwarf2out.c (root_type): Delete unused function.
3122 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * genattrtab.c (contained_in_p): Delete unused function.
3125 (write_expr_attr_cache): Likewise.
3127 2007-02-11 Jan Hubicka <jh@suse.cz>
3129 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3132 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3134 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3135 to add the REG_EQ* note.
3136 * see.c (see_merge_one_use_extension): Likewise.
3137 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3138 turn REG_EQUAL notes into REG_EQUIV notes if the target
3139 register may have more than one set.
3140 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3141 * gcse.c (try_replace_reg): Likewise.
3142 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3143 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3144 more than one REG_EQUIV note.
3145 * reload1.c (gen_reload): Use set_unique_reg_note.
3147 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3149 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3150 (ix86_builtin_conversion): New function.
3152 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3155 * tree.h (DECL_REPLACEABLE_P): New macro.
3156 * except.c (set_nothrow_function_flags): Likewise.
3158 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3159 Ira Rosen <irar@il.ibm.com>
3160 Dorit Nuzman <dorit@il.ibm.com>
3162 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3163 * targhooks.c (default_builtin_vectorized_conversion): New.
3164 * targhooks.h (default_builtin_vectorized_function): New declaration.
3165 * target.h (struct vectorize): Add builtin_conversion field.
3166 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3167 stmt_vec_info_type value.
3168 (vectorizable_conversion): New declaration.
3169 * tree-vect-analyze.c (vect_analyze_operations): Add
3170 vectorizable_conversion call.
3171 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3172 * tree-vect-transform.c (vectorizable_conversion): New function.
3173 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3174 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3176 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3177 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3178 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3179 or ALTIVEC_BUILTIN_VCFSX.
3181 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3184 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3185 CONST_DOUBLE and operand 0 is a hard register.
3186 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3187 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3188 is a hard floating-point register.
3190 2007-02-10 Richard Henderson <rth@redhat.com>
3191 Jakub Jelinek <jakub@redhat.com>
3192 Alexandre Oliva <aoliva@redhat.com>
3194 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3195 * builtin-types.def (BT_WORD): Make unsigned.
3196 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3197 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3198 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3199 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3200 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3201 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3203 * expr.c (emutls_var_address): New.
3204 (expand_expr_real_1): Expand emulated tls.
3205 (expand_expr_addr_expr_1): Likewise.
3206 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3207 * output.h (emutls_finish): Declare.
3208 * toplev.c (compile_file): Call it.
3209 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3210 address before wrapping in CONST.
3211 * varasm.c (emutls_htab, emutls_object_type): New.
3212 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3213 (get_emutls_object_name, get_emutls_object_type): New.
3214 (get_emutls_init_templ_addr, emutls_decl): New.
3215 (emutls_common_1, emutls_finish): New.
3216 (assemble_variable): When emulating tls, swap decls; generate
3217 constructor for the emutls objects.
3218 (do_assemble_alias): When emulating tls, swap decl and target name.
3219 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3221 * varpool.c (decide_is_variable_needed): Look at force_output.
3222 Recurse for emulated tls.
3223 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3224 with decide_is_variable_needed.
3225 * emutls.c: New file.
3226 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3227 tls_object for real tls.
3229 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3231 PR rtl-optimization/29599
3232 * reload1.c (eliminate_regs_in_insn): Take the destination
3233 mode into account when computing the offset.
3235 2007-02-09 Stuart Hastings <stuart@apple.com>
3236 Richard Henderson <rth@redhat.com>
3238 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3239 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3240 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3241 fixuns_truncdfhi2): New.
3242 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3243 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3244 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3245 (floatunssidf2): Allow nonimmediate source.
3246 * gcc/config/i386/sse.md (movdi_to_sse): New.
3247 (vec_concatv2di): Drop '*'.
3248 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3249 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3250 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3252 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3253 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3254 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3255 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3256 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3257 ix86_build_const_vector.
3258 (x86_emit_floatuns): Rewrite.
3260 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3262 * genautomata.c (longest_path_length): Delete unused function.
3263 (struct state): Delete unused longest_path_length.
3264 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3265 (get_free_state): Delete unused.
3267 2007-02-09 Jan Hubicka <jh@suse.cz>
3269 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3270 * doc/invoke.texi (inline-unit-growth): Update default value.
3272 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3273 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3274 (rebuild_cgraph_edges): Likewise.
3275 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3276 (dump_cgraph_node): Dump frequencies.
3277 (cgraph_clone_edge): Add frequency scales.
3278 (cgraph_clone_node): Add freuqnecy.
3279 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3280 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3281 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3282 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3283 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3284 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3285 (save_inline_function_body): Likewise.
3286 * ipa-inline.c: inluce rtl.h
3287 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3288 (cgraph_edge_badness): Use frequencies.
3289 (cgraph_decide_recursive_inlining): Update clonning.
3290 (cgraph_decide_inlining_of_small_function): Dump frequency.
3291 * predict.c (estimate_bb_frequencies): Export.
3292 * predict.h (estimate_bb_frequencies): Declare.
3293 * tree-inline.c (copy_bb): Watch overflows.
3294 (expand_call_inline): Update call of cgraph_create_edge.
3295 (optimize_inline_calls): Use TODO flags to update frequnecies.
3296 * passes.h: Include predict.h
3297 (init_optimization_passes): Move profile ahead.
3298 (execute_function_todo): Handle TODO_rebuild_frequencies.
3300 2007-02-09 Roger Sayle <roger@eyesopen.com>
3302 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3303 the insbl or inswl pattern into a register.
3305 2007-02-09 Roger Sayle <roger@eyesopen.com>
3307 * config/ia64/ia64.md (bswapdi2): New define_insn.
3309 2007-02-09 Richard Henderson <rth@redhat.com>
3311 * config/i386/constraints.md (Ym): New constraint.
3312 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3313 (movdi_1_rex64): Split sse and xmm general register moves from
3314 memory move alternatives. Use conditional register constraints.
3315 (movsf_1, movdf_integer): Likewise.
3316 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3317 (movdf_integer_rex64): New.
3318 (pushsf_rex64): Fix output constraints.
3319 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3320 (sse2_stored): Likewise.
3321 (sse2_storeq_rex64): New.
3322 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3323 amd and not generic.
3324 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3325 for optimize_size. Remove SF/DFmode hack.
3327 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3329 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3332 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3333 Richard Sandiford <richard@codesourcery.com>
3335 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3336 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3337 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3338 m68k/t-mlib to tmake_file.
3339 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3340 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3341 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3342 Allow it to be cf or m68k. Set m68k_arch_family. If that
3343 variable is not empty, add t-$m68k_arch_family to tmake_file.
3344 Add t-mlibs to tmake_file.
3345 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3346 * config/m68k/t-cf: New file.
3347 * config/m68k/t-m68k: Likewise.
3348 * config/m68k/t-mlibs: Likewise.
3349 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3351 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3352 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3355 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3356 (INSTALL_LIBGCC): Delete.
3357 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3358 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3359 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3360 (M68K_MLIB_CPU): Define.
3361 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3362 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3363 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3365 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3366 Richard Guenther <rguenther@suse.de>
3369 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3370 against INT_MIN/INT_MAX.
3371 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3372 file if a loop is removed.
3374 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3376 * calls.c (store_one_arg): Pass correct alignment to
3377 emit_push_insn for non-BLKmode values.
3378 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3379 unaligned stack slot via a suitably aligned slot.
3381 2007-02-08 DJ Delorie <dj@redhat.com>
3383 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3385 (legal_subregs): Use unsigned char, make const.
3386 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3388 2007-02-08 Paul Brook <paul@codesourcery.com>
3390 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3391 special interworking needed.
3393 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3395 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3396 conditional to __SSE2__.
3397 (Entries below should have been added to first ChangeLog
3398 entry for amdfam10 dated 2007-02-05)
3399 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3401 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3403 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3406 2007-02-08 DJ Delorie <dj@redhat.com>
3408 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3409 * config/m32c/m32c.c (legal_subregs): New.
3410 (m32c_illegal_subreg_p): New.
3411 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3412 unsupported subregs of hard regs.
3414 2007-02-08 Jan Hubicka <jh@suse.cz>
3416 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3417 the same one; always update histograms.
3419 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3421 * passes.c (init_optimization_passes): Tidy comment.
3423 2007-02-08 Roger Sayle <roger@eyesopen.com>
3425 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3426 strip zero_extend, bswap and rotates from POCOUNT's argument.
3427 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3428 zero_extend and rotates from PARITY's argument.
3429 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3430 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3431 of an integer constant at compile-time.
3433 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3436 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3438 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3441 * tree-ssa-live.c (remove_unused_locals): Do not remove
3442 TREE_ADDRESSABLE variables.
3443 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3444 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3445 FOR_CLOBBER. Update all users.
3446 If VAR has an associated alias set, add a virtual operand for
3447 it if no alias is found to conflict with the memory reference.
3449 2007-02-07 Jan Hubicka <jh@suse.cz>
3450 Robert Kidd <rkidd@crhc.uiuc.edu>
3452 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3454 2007-02-07 Ian Lance Taylor <iant@google.com>
3456 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3458 2007-02-07 Roger Sayle <roger@eyesopen.com>
3460 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3461 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3462 tablejumpdi, movsi_to_cr_one): Remove constraints from
3463 define_expand's match_operands.
3465 2007-02-07 Roger Sayle <roger@eyesopen.com>
3467 * global.c (compute_regsets): Move declatation of "i" inside of
3468 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3470 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3473 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3474 of INDIRECT_REF <RESULT_DECL>.
3476 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3478 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3479 Kaz Kojima <kkojima@gcc.gnu.org>
3482 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3484 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3486 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3488 * doc/loop.texi: Document possibility not to perform disambiguation
3489 of loops with multiple latches.
3490 * cfgloopmanip.c (alp_enum_p): Removed.
3491 (add_loop): Handle subloops. Use get_loop_body_with_size.
3492 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3493 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3494 the new forwarder block.
3495 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3496 Handle the case latch is NULL.
3497 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3498 when marking loop exits.
3499 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3501 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3502 disambiguate_loops_with_multiple_latches.
3503 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3504 before fix_loop_structure.
3505 * cfgloop.c: Include pointer-set.h and output.h.
3506 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3507 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3508 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3509 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3510 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3511 disambiguate_multiple_latches, get_loop_body_with_size,
3512 disambiguate_loops_with_multiple_latches): New functions.
3513 (flow_loop_dump): Dump multiple latch edges.
3514 (flow_loop_nodes_find): Handle loops with multiple latches.
3515 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3516 (glb_enum_p): Modified.
3517 (get_loop_body): Use get_loop_body_with_size.
3518 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3519 (AVOID_CFG_MODIFICATIONS): New constant.
3520 (disambiguate_loops_with_multiple_latches, add_loop,
3521 get_loop_body_with_size): Declare.
3522 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3524 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3527 * global.c (compute_regsets): New function.
3528 (global_alloc): Refactored ELIMINABLE_REGSET
3529 and NO_GLOBAL_ALLOC_REGS computation out.
3530 (rest_of_handle_global_alloc): Call compute_regsets()
3531 for non-optimizing case.
3533 2007-02-06 Richard Henderson <rth@redhat.com>
3535 * config/i386/constraints.md (Y2): Rename from Y.
3536 (Yi): New constraint.
3537 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3538 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3539 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3540 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3541 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3542 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3543 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3544 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3545 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3546 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3547 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3548 vec_extractv2si_1): Change Y constraints to Y2.
3549 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3550 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3551 Change Y constraints to Y2.
3552 (sse2_loadld): Change Y constraints to x.
3554 2007-02-06 Roger Sayle <roger@eyesopen.com>
3556 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3557 (parity<mode>2): New define_expand using rs6000_emit_parity.
3558 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3559 rs6000_emit_parity): New functions.
3560 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3561 rs6000_emit_parity): Prototype here.
3563 2007-02-06 Ian Lance Taylor <iant@google.com>
3565 * lower-subreg.c (simple_move_operand): Reject CONST.
3566 (resolve_clobber): Call validate_change rather than directly
3567 assigning to XEXP (pat, 0).
3569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3571 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3572 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3573 (tree-cfg.o): Remove hashtab.h dependency.
3575 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3576 (struct ivopts_data): Change niters to pointer_map_t.
3577 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3578 (niter_for_exit): Create pointer_map on demand. Change for
3580 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3581 (free_loop_data): Destroy data->niters if created and reset field.
3582 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3583 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3585 * tree-ssa-reassoc.c: Include pointer-set.h.
3586 (bb_rank): Change to long *.
3587 (operand_rank): Change to pointer_map_t.
3588 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3589 (insert_operand_rank): Accept long.
3590 (operand_entry_hash, operand_entry_eq): Remove.
3591 (get_rank): Return long. Adjust for changes above.
3592 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3594 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3596 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3597 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3598 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3600 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3601 directly since it cannot be NULL.
3602 (get_vi_for_tree): Rewrite for pointer_map API.
3603 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3604 (init_alias_vars): Create vi_for_tree as pointer_map.
3605 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3607 * tree-cfg.c: Don't include hashtab.h.
3608 (edge_to_cases): Declare as pointer_map.
3609 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3611 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3612 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3613 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3615 (record_switch_edge): Delete.
3616 (get_cases_for_edge): Adjust for pointer_map API, inline
3617 record_switch_edge (rewritten for new API), remove goto.
3619 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3621 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3622 * tree-nested.c: Include pointer-set.h.
3623 (var_map_elt, var_map_eq, var_map_hash): Delete.
3624 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3626 (nesting_info_bitmap_obstack): New.
3627 (lookup_field_for_decl): Adjust for pointer_map API.
3628 (lookup_tramp_for_decl): Adjust for pointer_map API.
3629 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3630 (get_local_debug_decl): Adjust for pointer_map API.
3631 (convert_nl_goto_reference): Adjust for pointer_map API.
3632 (convert_nl_goto_receiver): Adjust for pointer_map API.
3633 (create_nesting_tree): Create outside GGC space. Create bitmap on
3634 the new obstack. Create field_map and var_map as pointer_maps.
3635 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3637 (lower_nested_functions): Move root here, no need to NULL it.
3638 Initialize and release the obstack.
3640 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3642 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3643 Remove prototypes and make them non-static.
3644 (struct tree_int_map): Remove.
3645 * tree.h (struct tree_int_map): Move here, turning TO into an
3647 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3649 * tree.h (TREE_COMPLEXITY): Remove.
3650 (struct tree_exp): Remove complexity field.
3651 * tree.c (build1_stat): Don't set it.
3653 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3654 Victor Kaplansky <victork@il.ibm.com>
3656 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3657 (vect_is_simple_reduction): Support reduction with induction as
3658 one of the operands.
3659 (vect_is_simple_iv_evolution): Fix formatting.
3660 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3661 formatting. Don't mark induction phis for vectorization.
3662 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3663 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3664 (vect_get_vec_def_for_operand): Support induction.
3665 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3667 (vectorizable_reduction): Support reduction with induction as one of
3669 (vectorizable_type_demotion): Use def-type of stmt argument rather
3670 than dummy def-type.
3672 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3673 flag_tree_scev_cprop.
3674 * common.opt (tree-scev-cprop): New flag.
3676 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3677 call to vect_get_new_vect_var.
3679 2007-02-06 Ira Rosen <irar@il.ibm.com>
3681 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3682 vectype is not NULL.
3683 (vect_pattern_recog_1): Likewise.
3685 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3687 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3688 (fold_negate_expr): Likewise.
3690 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3693 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3694 even if cv-qualification is the same.
3696 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3698 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3699 __enable_execute_stack on completion.
3701 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3703 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3704 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3705 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3706 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3707 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3708 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3709 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3710 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3712 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3714 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3715 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3716 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3717 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3718 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3719 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3720 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3721 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3722 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3723 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3724 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3725 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3726 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3727 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3728 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3729 sqrtextenddfxf2_i387): Added amdfam10_decode.
3731 * config/i386/athlon.md (athlon_idirect_amdfam10,
3732 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3733 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3734 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3735 athlon_ivector_store_amdfam10): New define_insn_reservation.
3736 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3741 * config/i386/athlon.md (athlon_call_amdfam10,
3742 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3743 define_insn_reservation.
3744 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3745 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3746 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3750 * config/i386/athlon.md (athlon_sseld_amdfam10,
3751 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3752 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3756 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3757 define_insn_reservation.
3758 * config/i386/i386.md (sseins): Added sseins to define_attr type
3759 and define_attr unit.
3760 * config/i386/sse.md: Set type attribute to sseins for insertq
3763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3765 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3766 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3767 ssecomi_load_amdfam10, ssecomi_amdfam10,
3768 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3769 define_insn_reservation.
3770 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3774 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3775 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3776 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3777 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3778 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3779 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3780 define_insn_reservation.
3782 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3783 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3784 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3785 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3786 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3790 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3791 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3792 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3793 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3794 athlon_ssemul_load_k8): Added amdfam10.
3796 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3798 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3799 (x86_sse_unaligned_move_optimal): New variable.
3801 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3803 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3804 for unaligned vector SSE double/single precision loads for AMDFAM10.
3806 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3808 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3809 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3810 Define TARGET_CPU_DEFAULT_amdfam10.
3811 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3812 (processor_type): Add PROCESSOR_AMDFAM10.
3814 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3815 processor_type in config/i386/i386.h.
3816 Enable imul peepholes for TARGET_AMDFAM10.
3818 * config.gcc: Add support for --with-cpu option for amdfam10.
3820 * config/i386/i386.c (amdfam10_cost): New variable.
3821 (m_AMDFAM10): New macro.
3822 (m_ATHLON_K8_AMDFAM10): New macro.
3823 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3824 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3825 x86_promote_QImode, x86_integer_DFmode_moves,
3826 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3827 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3828 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3829 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3830 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3831 Enable/disable for amdfam10.
3832 (override_options): Add amdfam10_cost to processor_target_table.
3833 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3834 processor_alias_table.
3835 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3836 (ix86_adjust_cost): Add code for amdfam10.
3838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3840 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3841 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3842 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3843 * config/i386/i386.h: Add builtin definition for SSE4A.
3844 * config/i386/i386.md: Add support for ABM instructions
3846 * config/i386/sse.md: Add support for SSE4A instructions
3847 (movntss, movntsd, extrq, insertq).
3848 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3849 Add -march=amdfam10 flag.
3850 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3851 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3853 * doc/extend.texi: Add documentation for SSE4A builtins.
3855 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3857 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3859 2007-02-05 Richard Guenther <rguenther@suse.de>
3861 * tree-vectorizer.h (vectorizable_function): Add argument type
3862 argument, change return type.
3863 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3864 * tree-vect-transform.c (vectorizable_function): Handle extra
3865 argument, return vectorized function decl.
3866 (build_vectorized_function_call): Remove.
3867 (vectorizable_call): Handle calls with result and argument types
3868 differing. Handle loop vectorization factor correctly.
3869 * targhooks.c (default_builtin_vectorized_function): Adjust for
3871 * targhooks.h (default_builtin_vectorized_function): Likewise.
3872 * target.h (builtin_vectorized_function): Add argument type
3874 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3875 extra argument, allow vectorizing of lrintf.
3876 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3877 documentation of target hook.
3879 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3882 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3883 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3884 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3886 2007-02-05 Roger Sayle <roger@eyesopen.com>
3888 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3889 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3890 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3891 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3892 before canonicalizing sincos to cexpi.
3893 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3895 2007-02-05 Roger Sayle <roger@eyesopen.com>
3897 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3898 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3899 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3901 2007-02-05 Roger Sayle <roger@eyesopen.com>
3903 * mips-tfile.c (initialize_init_file): Correct endianness test.
3905 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3907 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3910 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3912 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3913 saves in a PARALLEL before the register assignments.
3915 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3917 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3918 DWARF_FRAME_RETURN_COLUMN to be a general register.
3919 * dwarf2out.c (init_return_column_size): New function, split from...
3920 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3921 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3922 to be nongeneral registers.
3923 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3925 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3926 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3928 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3930 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3932 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3934 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3935 (remove_path): Use can_remove_branch_p and remove_branch instead
3936 of loop_delete_branch_edge.
3937 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3938 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3939 Update profile using scale_dominated_blocks_in_loop.
3940 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3941 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3942 (can_remove_branch_p, remove_branch): Declare.
3943 * tree-cfg.c (tree_can_remove_branch_p): New function.
3944 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3945 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3946 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3948 2007-02-05 Jan Hubicka <jh@suse.cz>
3951 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3952 nodes in cgraph, don't remove offline copy of the function.
3954 2007-02-04 Jan Hubicka <jh@suse.cz>
3956 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3957 vectors might cause maybe_lookup_element_for_expr to be called
3958 on non-sra-candidate.
3960 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3962 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3963 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3964 spelling conventions.
3966 2007-02-04 Richard Guenther <rguenther@suse.de>
3969 * fold-const.c (try_move_mult_to_index): Make sure to not
3970 overflow one dimension of a multi-dimensional array access.
3972 2007-02-04 Jan Hubicka <jh@suse.cz>
3974 * passes.c (init_optimization_passes): Reindent.
3976 2007-02-04 Jan Hubicka <jh@suse.cz>
3977 Eric Botcazou <ebotcazou@adacore.com>
3979 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3980 (execute_fixup_cfg): Break out the abnormal goto code.
3981 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3982 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3983 (optimize_inline_calls): Call make_nonlocal_label_edges.
3985 2007-02-04 Jan Hubicka <jh@suse.cz>
3987 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3988 true when something was changed.
3989 (rename_ssa_copies): When something was changed, do
3990 TODO_remove_unused_locals.
3991 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3992 add TODO_remove_unused_locals when instruction was removed.
3994 2007-02-04 Jan Hubicka <jh@suse.cz>
3996 * ipa-inline.c (try_inline): Improve debug output; work on already
3998 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3999 call try_inline for already inlined edges too when flattening;
4000 inline also functions that make callee growth but overall unit size
4003 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4005 * config/m32c/bitops.md, config/m32c/jump.md,
4006 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4007 config/m32r/m32r.h, config/m32r/m32r.md,
4008 config/m32r/predicates.md, config/m68hc11/larith.asm,
4009 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4010 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4011 config/mips/mips-protos.h, config/mips/mips.c,
4012 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4013 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4014 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4015 spelling conventions.
4017 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4018 Follow spelling conventions.
4020 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4022 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4023 warn about C++0x compatibility.
4025 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4027 * config/h8300/h8300.c, config/h8300/h8300.h,
4028 config/h8300/h8300.md: Follow spelling conventions.
4030 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4033 * combine.c (try_combine): Do not substitute source operand
4034 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4036 2007-02-03 Jan Hubicka <jh@suse.cz>
4038 PR gcov-profile/30650
4039 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4040 do not divide by zero for never executed counters.
4041 (tree_find_values_to_profile): Fix counters.
4042 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4044 2007-02-03 Ian Lance Taylor <iant@google.com>
4046 * lower-subreg.c (simple_move_operand): New static function,
4047 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4049 (simple_move): Call simple_move_operand.
4050 (find_decomposable_subregs): Add special handling of MEMs.
4051 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4052 meaning of return value. If we see a hard register, test whether
4053 it can store a word_mode value. Change all callers.
4055 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4057 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4058 ftrapv insns and expanders.
4059 (subdi3): Change define_expand operand 1 to arith11_operand, and
4060 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4061 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4062 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4066 * varasm.c (notice_global_symbol): Treat global objects as weak when
4069 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4071 * emit-rtl.c (dconstpi): Delete.
4073 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4074 * real.h (dconstpi): Delete.
4076 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4077 (fold_builtin_hypot): Likewise.
4079 2007-02-03 Tom Tromey <tromey@redhat.com>
4082 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4083 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4085 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4087 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4088 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4089 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4090 config/rs6000/cell.md, config/rs6000/darwin.h,
4091 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4092 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4093 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4094 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4095 typos. Follow spelling conventions.
4096 * doc/invoke.texi: Follow spelling conventions.
4098 2007-02-03 Roger Sayle <roger@eyesopen.com>
4100 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4101 canonicalization transformations that attempt to simplify integer
4102 constant comparisons to become comparisons against zero.
4104 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4108 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4109 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4111 2007-02-02 Mike Stump <mrs@apple.com>
4113 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4114 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4115 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4116 generate a branch island.
4118 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4120 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4121 (xtensa_legitimate_address_p): New.
4122 (xtensa_legitimize_address): New.
4123 (xtensa_output_addr_const_extra): New.
4124 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4126 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4127 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4128 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4129 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4130 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4131 (xtensa_legitimize_address): New.
4132 (xtensa_output_addr_const_extra): New.
4134 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4136 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4138 2007-02-02 Ian Lance Taylor <iant@google.com>
4140 * expmed.c (expand_divmod): Add comment.
4142 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4144 * emit-rtl.c (renumber_insns): Remove.
4145 * flags.h: Remove the extern for flag_renumber_insns.
4146 * rtl.h: Remove the prototype for renumber_insns.
4147 * toplev.c (flag_renumber_insns): Remove.
4149 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4151 Revert for x86 darwin:
4152 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4154 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4155 code before the following patch under TARGET_MACHO.
4156 (ix86_function_value_regno_p): Likewise.
4158 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4160 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4163 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4166 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4167 general or fp registers. Add comments.
4168 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4170 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4172 * pointer-set.c (insert_aux): Only return insertion slot.
4173 (pointer_set_insert): Adjust.
4174 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4175 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4176 pointer_map_traverse): New.
4177 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4178 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4179 pointer_map_contains, pointer_map_traverse): Declare.
4181 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4184 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4185 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4187 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4189 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4191 (struct _dep): New type.
4192 (dep_t): New typedef.
4193 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4194 (DEP_STATUS): New access macro. The macro with the same name was
4195 renamed to DEP_LINK_STATUS.
4196 (dep_init): Declare function
4198 (struct _dep_link): New type.
4199 (dep_link_t): New typedef.
4200 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4201 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4202 (DEP_LINK_STATUS): New macro.
4203 (debug_dep_links): New debug function.
4205 (struct _deps_list): New type.
4206 (deps_list_t): New typedef.
4207 (DEPS_LIST_FIRST): New access macro.
4208 (FOR_EACH_DEP_LINK): New cycle macro.
4209 (create_deps_list, free_deps_list, delete_deps_list): Declare
4211 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4212 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4213 (copy_deps_list_change_con): Ditto.
4215 (move_dep_link): Declare function.
4217 (struct _dep_node): New type.
4218 (dep_node_t): New typedef.
4219 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4221 (struct haifa_insn_data.back_deps): New field to hold backward
4222 dependencies of the insn.
4223 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4225 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4226 Change its type to deps_list_t.
4227 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4228 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4229 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4231 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4233 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4235 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4237 (dep_cost): Declare.
4239 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4240 (ds_to_dk, dk_to_ds): New functions.
4242 (init_dep_1): New static function.
4243 (init_dep): New function.
4244 (copy_dep): New static function.
4246 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4248 (detach_dep_link): New static function.
4249 (move_dep_link): New function.
4251 (dep_links_consistent_p, dump_dep_links): New static functions.
4252 (debug_dep_links): New debugging function.
4254 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4256 (alloc_deps_list, init_deps_list): New static functions.
4257 (create_deps_list): New function.
4258 (clear_deps_list): New static function.
4259 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4260 (deps_list_consistent_p, dump_deps_list): New static functions.
4261 (debug_deps_list): New function.
4262 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4264 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4266 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4267 use new scheduler dependencies lists.
4268 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4269 (sched_analyze): Ditto. Initialize dependencies lists.
4270 (add_forw_dep, compute_forward_dependences): Update to use new
4271 scheduler dependencies lists.
4273 (init_dependency_caches): Init deps_obstack.
4274 (free_dependency_caches): Free deps_obstack.
4276 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4277 new scheduler dependencies lists.
4278 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4279 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4281 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4282 Update to use new scheduler dependencies lists.
4283 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4284 (debug_dependencies): Ditto.
4285 (schedule_region): Update comments.
4287 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4288 scheduler dependencies lists.
4289 (schedule_ebb): Update comments.
4291 * rtl.def (DEPS_LIST): Remove.
4293 * lists.c (unused_deps_list): Remove.
4294 (free_list): Update assertions.
4296 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4297 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4299 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4300 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4302 * haifa-sched.c (comments): Update.
4303 (insn_cost1): Remove. Inline the code into insn_cost ().
4304 (insn_cost): Update to use new scheduler dependencies lists. Move
4305 processing of the dependency cost to dep_cost ().
4306 (dep_cost): New function. Use it instead of insn_cost () when
4307 evaluating cost of the dependency. Use compatible interface to
4308 interact with the target.
4309 (priority): Update to use new scheduler dependencies lists.
4310 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4311 with greater number of insns that depend on the insn.
4312 (schedule_insn): Update to use new scheduler dependencies lists. Add
4313 code to free backward dependencies lists. Inline and optimize code
4314 from resolve_dep () - see PR28071.
4315 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4316 lists. Update call to targetm.sched.is_costly_dependence hook.
4318 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4319 scheduler dependencies lists.
4321 (resolve_dep): Remove. Move the logic to schedule_insn ().
4322 (init_h_i_d): Initialize dependencies lists.
4324 (process_insn_depend_be_in_spec): Rename to
4325 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4327 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4328 Update to use new scheduler dependencies lists.
4329 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4331 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4332 new scheduler dependencies lists.
4333 (build_intra_loop_deps): Ditto.
4335 * target.h (struct _dep): Declare to use in
4336 gcc_target.sched.is_costly_dependence.
4337 (struct gcc_target.sched.adjust_cost): Fix typo.
4338 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4339 single dep_t parameter instead of an equivalent triad.
4340 (struct gcc_target.sched.adjust_cost_2): Remove.
4342 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4344 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4346 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4348 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4350 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4351 (REG_DEP_TRUE): Document.
4353 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4354 Change signature to correspond to the targetm.sched.adjust_cost hook.
4355 Update use in TARGET_SCHED_ADJUST_COST_2.
4356 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4357 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4358 new scheduler dependencies lists.
4359 (ia64_gen_check): Ditto.
4361 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4364 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4365 signature to correspond to the targetm.sched.is_costly_dependence hook.
4366 (is_costly_group): Update to use new scheduler dependencies lists.
4368 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4369 instead of INSN_COST () macro.
4371 2007-02-01 Ian Lance Taylor <iant@google.com>
4373 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4375 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4377 * pa.md (tp_load): Correct mfctl instruction syntax.
4379 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4381 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4382 altivec_padding_size calculation on AIX. Improve comment, add
4383 assert to verify that it's right.
4385 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4388 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4391 * global.c (global_alloc): Add mising initialization of
4394 2007-02-01 Roger Sayle <roger@eyesopen.com>
4396 * alias.c (init_alias_analysis): Correct whitespace.
4397 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4398 partition_hot_cold_basic_blocks): Likewise.
4399 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4400 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4401 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4402 fold_builtin_snprintf_chk, fold_builtin_printf,
4403 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4404 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4405 * cfgcleanup.c (cleanup_cfg): Likewise.
4406 * cfgexpand.c (tree_expand_cfg): Likewise.
4407 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4408 * function.c (get_next_funcdef_no): Likewise.
4409 * gengtype.c (main): Likewise.
4410 * genmodes.c (main): Likewise.
4411 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4412 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4413 * ifcvt.c (noce_emit_move_insn): Likewise.
4414 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4416 * stor-layout.c (get_best_mode): Likewise.
4417 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4418 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4419 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4420 perform_var_substitution, solve_graph): Likewise.
4421 * tree-vrp.c (vrp_finalize): Likewise.
4423 2007-02-01 Ian Lance Taylor <iant@google.com>
4425 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4426 high part of a paradoxical subreg, return a constant zero.
4428 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4430 * toplev.c (lang_dependent_init): Call init_set_costs.
4431 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4433 2007-02-01 Richard Guenther <rguenther@suse.de>
4436 * fold-const.c (fold_negate_expr): Allow negating a
4437 constant if overflow does not change.
4439 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4441 * doc/c-tree.texi (Expression trees): Improve markup.
4442 * doc/tm.texi (Register Classes, Addressing Modes)
4443 (Floating Point): Fix spacing after abbreviations. Fix some
4446 2007-02-01 Ben Elliston <bje@au.ibm.com>
4448 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4449 * doc/contrib.texi: Likewise.
4450 * doc/install.texi: Likewise.
4452 2007-01-31 Richard Henderson <rth@redhat.com>
4453 Ian Lance Taylor <iant@google.com>
4455 * lower-subreg.c: New file.
4456 * rtl.def (CONCATN): Define.
4457 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4459 * emit-rtl.c (update_reg_offset): New static function, broken out
4460 of gen_rtx_REG_offset.
4461 (gen_rtx_REG_offset): Call update_reg_offset.
4462 (gen_reg_rtx_offset): New function.
4463 * regclass.c: Revert patch of 2006-03-05, restoring
4465 (clear_reg_info_regno): New function.
4466 * dwarf2out.c (concatn_loc_descriptor): New static function.
4467 (loc_descriptor): Handle CONCATN.
4468 * common.opt (fsplit_wide_types): New option.
4469 * opts.c (decode_options): Set flag_split_wide_types when
4471 * timevar.def (TV_LOWER_SUBREG): Define.
4472 * rtl.h (gen_reg_rtx_offset): Declare.
4473 (reg_scan_update): Declare.
4474 * regs.h (clear_reg_info_regno): Declare.
4475 * tree-pass.h (pass_lower_subreg): Declare.
4476 (pass_lower_subreg2): Declare.
4477 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4478 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4480 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4481 * Makefile.in (OBJS-common): Add lower-subreg.o.
4482 (lower-subreg.o): New target.
4484 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4486 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4488 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4491 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4493 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4496 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4498 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4500 * cfgloop.h: Include vec-prim.h.
4501 (enum li_flags): Remove LI_ONLY_OLD.
4502 (loop_iterator): Changed.
4503 (fel_next, fel_init): Iterate over loop tree.
4504 (FOR_EACH_LOOP_BREAK): New macro.
4505 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4507 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4508 * modulo-sched.c (sms_schedule): Ditto.
4509 * tree-vectorizer.c (vectorize_loops): Ditto.
4510 * doc/loop.texi: Update information on loop numbering and behavior of
4511 FOR_EACH_LOOP wrto new loops.
4512 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4513 add_to_evolution_1): Test nestedness of loops instead of comparing
4515 * tree-chrec.c (chrec_fold_plus_poly_poly,
4516 chrec_fold_multiply_poly_poly, chrec_evaluate,
4517 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4518 reset_evolution_in_loop): Ditto.
4519 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4521 2007-01-31 Dirk Mueller <dmueller@suse.de>
4523 * c-common.c (warn_about_parentheses): Separate warning about
4524 un-parenthized sequence of comparison operators from the one
4525 which is supposed to warn about x <= y <= z.
4527 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4529 * optabs.h (enum optab_index): Add new OTI_isinf.
4530 (isinf_optab): Define corresponding macro.
4531 * optabs.c (init_optabs): Initialize isinf_optab.
4532 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4534 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4535 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4537 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4538 expand_builtin_interclass_mathfn.
4539 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4540 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4541 (fxam<mode>2_i387): New insn pattern.
4542 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4543 built-in functions as x87 inline asm.
4545 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4547 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4549 2007-01-30 Eric Christopher <echristo@apple.com>
4551 * config.gcc: Add geode.
4553 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4555 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4556 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4557 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4558 value-prof.c: Fix comment typos.
4560 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4563 * doc/invoke.texi (Wpointer-arith): Document warning.
4565 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4567 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4568 the list of discrepancies from the draft TR.
4570 2007-01-30 Dirk Mueller <dmueller@suse.de>
4573 * doc/invoke.texi (-Wreturn-type): Update description to
4576 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4578 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4580 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4582 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4583 to handle optabs that operate on floating point input argument and
4584 output to integer output.
4585 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4586 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4587 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4588 expand_builtin_interclass_mathfn ().
4589 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4591 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4592 ilogbl built-in functions as x87 intrinsics.
4594 2007-01-30 Richard Guenther <rguenther@suse.de>
4597 * dwarf2out.c (reference_to_unused): Query varpool if the
4598 variable was output.
4600 2007-01-30 Richard Guenther <rguenther@suse.de>
4603 * passes.c (execute_one_pass): Reset in_gimple_form to not
4604 confuse non-unit-at-a-time mode.
4606 2007-01-29 Roger Sayle <roger@eyesopen.com>
4607 Richard Guenther <rguenther@suse.de>
4609 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4610 avoid undefined behaviour on overflow. Use force_fit_type_double
4611 to construct the constant with the specified TREE_OVERFLOW.
4613 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4615 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4616 * config/dfp-bit.h: Ditto.
4618 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4620 * c-decl.c (pop_scope): Replace warnings with call to
4621 warn_for_unused_label.
4622 * c-common.h (warn_for_unused_label): Declare.
4623 * c-common.c (warn_for_unused_label): Define.
4625 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4627 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4630 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4632 * Makefile.in (USER_H): Remove decfloat.h.
4633 * ginclude/decfloat.h: Delete, moving contents to ...
4634 * ginclude/float.h: Add support for decimal floating point,
4635 guarded by __STDC_WANT_DEC_FP__.
4637 2007-01-29 Mike Stump <mrs@apple.com>
4639 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4640 Analysis and Representation to resolve case insensitive conflict.
4641 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4643 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4645 * tree.h (struct tree_memory_tag): Add aliases member.
4646 (MTAG_ALIASES): New macro.
4647 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4648 (add_may_alias): Remove pointer-set. Update for may_aliases being
4650 (mark_aliases_call_clobbered): Update for may_aliases being a
4652 (compute_tag_properties): Ditto.
4653 (create_partition_for): Ditto.
4654 (compute_memory_partitions): Ditto.
4655 (dump_may_aliases_for): Ditto.
4656 (is_aliased_with): Ditto.
4657 (add_may_alias_for_new_tag): Ditto.
4658 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4659 (compute_is_aliased): New function.
4660 (compute_may_aliases): Call compute_is_aliased).
4661 (init_alias_info): Initialize alias_bitmap_obstack.
4662 (union_alias_set_into): New function.
4663 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4664 (have_common_aliases_p): Rewrite to take two bitmaps and use
4666 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4668 (finalize_ref_all_pointers): Update for add_may_alias changes.
4669 (new_type_alias): Ditto.
4670 * tree-flow-inline.h (may_aliases): Return a bitmap.
4671 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4672 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4673 may_aliases being a bitmap.
4674 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4675 may_aliases now returns a bitmap.
4676 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4678 * tree-ssa-operands.c (add_virtual_operand): Update for
4679 may_aliases being a bitmap.
4681 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4683 PR tree-optimization/30630
4684 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4685 variable as changed.
4687 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4690 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4691 expanded only once even if an error occurs.
4693 2007-01-29 Ben Elliston <bje@au.ibm.com>
4695 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4696 (__gcov_average_profiler): Likewise.
4697 (__gcov_ior_profiler): Likewise.
4698 (__gcov_merge_ior): Likewise.
4700 2007-01-28 Jan Hubicka <jh@suse.cz>
4702 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4703 * value-prof.c (stringop_block_profile): Likewise.
4705 2007-01-28 Jan Hubicka <jh@suse.cz>
4707 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4708 variant handling histograms; add wrapper.
4709 (clear_storage_via_libcall): Export.
4710 (emit_block_move_hints): Break out from ...; add histograms.
4711 (emit_block_move): ... this one.
4712 (clear_storage_hints): Break out from ...; add histograms.
4713 (clear_storage): ... this one.
4714 (set_storage_via_memset): Handle histogram.
4715 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4716 (clear_storage_hints, clear_storage_via_libcall): Declare.
4717 (set_storage_via_setmem): Update prototype.
4718 * doc/md.texi (movmem, setmem): Document new arguments.
4720 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4722 (stringop_block_profile): New global function.
4723 (tree_stringops_values_to_profile): Profile block size and alignment.
4724 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4726 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4727 (stringop_block_profile): Declare.
4728 * builtins.c: Include value-prof.h.
4729 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4730 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4731 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4732 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4733 * profile.c (instrument_values): Add new counters.
4734 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4736 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4737 (tree_init_edge_profiler): Build new profilers.
4738 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4739 (pass_tree_profile): Add dump.
4740 (tree_profile_hooks): Update.
4741 * Makefile.in (LIBGCOV): Add new constants.
4742 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4743 __gcov_ior_profiler): New.
4744 * i386.md (movmem/setmem expanders): Add new optional arguments.
4746 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4748 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4750 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4752 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4753 (tree_unswitch_single_loop): Pass eni_size_weights to
4754 tree_num_loop_insns.
4755 * tree-ssa-loop-manip.c: Include tree-inline.h.
4756 (can_unroll_loop_p): Pass eni_size_weights to
4757 tree_num_loop_insns.
4758 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4759 Pass eni_size_weights to estimate_num_insns.
4760 * tree.h (init_inline_once): Export.
4761 * toplev.c (backend_init): Call init_inline_once.
4762 * cgraphunit.c (cgraph_process_new_functions,
4763 cgraph_analyze_function): Pass eni_inlining_weights to
4765 * ipa-inline.c (compute_inline_parameters): Ditto.
4766 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4767 to estimate_num_insns.
4768 (try_unroll_loop_completely): Pass eni_size_weights to
4769 tree_num_loop_insns.
4770 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4771 ot estimate_num_insns.
4772 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4773 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4774 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4775 eni_time_weights): New variables.
4776 (init_inline_once): Initialize them.
4777 (struct eni_data): Mew.
4778 (estimate_num_insns_1, estimate_num_insns): Use weights.
4779 * tree-inline.h (struct eni_weights_d): New.
4780 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4781 (estimate_num_insns): Declaration changed.
4782 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4783 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4784 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4786 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4788 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4789 relations in the conflict function is valid.
4791 2007-01-27 Ian Lance Taylor <iant@google.com>
4793 * common.opt: Add fstrict-overflow.
4794 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4795 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4796 (TYPE_OVERFLOW_UNDEFINED): Define.
4797 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4799 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4800 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4801 (fold_negate_expr): Likewise.
4802 (make_range): Likewise.
4803 (extract_muldiv_1): Likewise.
4804 (maybe_canonicalize_comparison): Likewise.
4805 (fold_comparison): Likewise.
4806 (fold_binary): Likewise.
4807 (tree_expr_nonnegative_p): Likewise.
4808 (tree_expr_nonzero_p): Likewise.
4809 * tree-vrp.c (compare_values): Likewise.
4810 (extract_range_from_binary_expr): Likewise.
4811 (extract_range_from_unary_expr): Likewise.
4812 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4814 (nowrap_type_p): Likewise.
4815 * tree-scalar-evolution.c (simple_iv): Likewise.
4816 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4817 (build_range_check): Likewise.
4818 (extract_muldiv_1): Likewise.
4819 (fold_comparison): Likewise.
4820 * tree-vrp.c (vrp_int_const_binop): Likewise.
4821 (extract_range_from_unary_expr): Likewise.
4822 * convert.c (convert_to_integer): Likewise.
4823 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4824 (fold_comparison): Likewise.
4825 (fold_binary): Likewise.
4826 * optabs.c (optab_for_tree_code): Likewise.
4827 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4828 * simplify-rtx.c (simplify_const_relational_operation): Check
4829 flag_strict_overflow and flag_trapv.
4830 (simplify_const_relational_operation): Likewise.
4831 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4832 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4835 2007-01-27 Roger Sayle <roger@eyesopen.com>
4837 * tree.c (tree_fold_gcd): Delete.
4838 * tree.h (tree_fold_gcd): Remove prototype.
4839 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4840 test whether one constant integer is a multiple of another. Instead
4841 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4842 * fold-const.c (multiple_of_p): We've determined both TOP and
4843 BOTTOM are integer constants so we can call int_const_binop directly
4844 instead of the more generic const_binop.
4846 2007-01-27 Roger Sayle <roger@eyesopen.com>
4848 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4849 1*X check that the constant hasn't overflowed, to preserve the
4851 (round_up): Provide an efficient implementation when rouding-up an
4852 INTEGER_CST to a power-of-two.
4854 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4856 * doc/sourcebuild.texi: Add comma for clarity.
4857 * doc/extend.texi: Fix some typos.
4858 * doc/passes.texi: Likewise.
4859 * doc/cppinternals.texi: Likewise.
4860 * doc/c-tree.texi: Likewise.
4861 * doc/tree-ssa.texi: Likewise.
4862 * doc/install.texi: Likewise.
4864 2007-01-27 Jan Hubicka <jh@suse.cz>
4866 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4867 (pass_sra): Do not require alias information.
4868 * passes.c (init_optimization_passes): Add SRA
4870 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4872 * tracer.c (rest_of_handle_tracer): We already cleaned
4873 up the CFG in tracer() so don't do it here again.
4874 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4875 cleanup_cfg here, either. And don't call renumber_insns.
4877 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4878 and BB_HEAD are in the insn stream here. Instead make sure
4879 that BB_INSN is valid on all insns. Also, do check here that
4880 there are no pending branch predictions...
4881 (rtl_verify_flow_info): ...instead of doing it here. Checks
4882 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4885 2007-01-26 Roger Sayle <roger@eyesopen.com>
4887 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4888 function to simplify/factorize operand order canonicalization.
4889 (ix86_fixup_binary_operands): Reorganize using the above function.
4890 (ix86_binary_operator_ok): Likewise.
4892 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4894 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4895 file scope from optimize_attrs.
4896 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4898 (optimize_attrs): Clear insn_code_values after freeing it.
4900 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4902 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4903 a parts.base assignment.
4905 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4907 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4908 (compute_subscript_distance, initialize_data_dependence_relation,
4909 finalize_ddr_dependent, analyze_ziv_subscript,
4910 analyze_siv_subscript_cst_affine,
4911 compute_overlap_steps_for_affine_univar,
4912 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4913 analyze_siv_subscript, analyze_miv_subscript,
4914 analyze_overlapping_iterations, subscript_dependence_tester_1,
4915 compute_self_dependence, free_dependence_relation): Work
4916 with affine_fn instead of chrecs.
4917 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4918 common_affine_function, affine_function_base,
4919 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4920 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4921 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4922 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4923 (all_chrecs_equal_p): Removed.
4924 * tree-data-ref.h (affine_fn, conflict_function): New types.
4925 (struct subscript): Change type of conflicting_iterations_in_a
4926 and conflicting_iterations_in_b.
4928 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4931 * config/pa/pa.h (TARGET_HPUX_11): New.
4932 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4933 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4935 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4936 Richard Guenther <rguenther@suse.de>
4938 * tree-ssa-structalias.c (solve_graph): Handle case
4939 we merged the variable to another.
4941 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4943 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4946 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4947 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4949 2007-01-25 DJ Delorie <dj@redhat.com>
4951 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4952 allow changes to modes which don't fit in those registers.
4954 * reload1.c (choose_reload_regs): Check for invalid subregs before
4955 computing their locations, not after.
4957 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4960 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4961 save Altivec registers in an eh_return function.
4962 (compute_vrsave_mask): Likewise.
4963 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4964 for saving Altivec registers.
4965 (rs6000_emit_prologue): Don't allocate stack twice in
4966 eh_return function. Correct expected value of altivec_save_offset
4967 when using save_world. Describe save of R0 to stack when using
4968 save_world. Describe stack pointer adjustment when using
4969 save_world. Remove duplicated eh_return parameter register saving.
4970 Update sp_offset variable after save_world.
4971 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4973 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4974 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4977 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4979 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4981 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4984 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4985 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4987 2007-01-25 Richard Guenther <rguenther@suse.de>
4989 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4990 * common.opt (-Wcoverage-mismatch): New warning option.
4991 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4992 if -Wcoverage-mismatch is given.
4994 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4996 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4997 (ipcp_driver): Change to static definition.
4998 Add dumping of the ifunctions.
4999 (constant_val_insert): Remove unused parameter. Support for SSA.
5000 (ipcp_propagate_const): Support for SSA.
5001 (ipcp_profile_bb_print): Print only analyzed nodes.
5002 (ipcp_replace_map_create): Remove support for Fortran constant
5004 * ipa-prop.c (ipa_method_modify_stmt,
5005 ipa_callsite_compute_param): Support for SSA.
5006 * ipa-prop.h (ipcp_driver): Remove declaration.
5007 (IS_VALID_TREE_MAP_INDEX): Add define.
5009 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5011 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5013 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5016 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5017 constant argument to cabs and do it without checking for
5018 -funsafe-math-optimizations.
5020 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5022 * c-common.h (RID_FIRST_CXX0X): New.
5023 (RID_LAST_CXX0X): New.
5024 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5026 * c.opt (Wc++0x-compat): New.
5027 * doc/invoke.texi (-Wc++0x-compat): Document.
5029 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5031 * builtins.c (fold_builtin_carg): New.
5032 (fold_builtin_1): Use it.
5034 2007-01-24 Jan Hubicka <jh@suse.cz>
5036 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5038 * ipa-inline.c (initial_insns, max_insns): Delete.
5039 (compute_max_insns): New function.
5040 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5041 of insns as base for code growth.
5042 (cgraph_decide_inlining): Make initial_insns local; do not compute
5044 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5045 * doc/invoke.texi (inline-unit-growth): Update docs.
5047 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5049 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5050 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5051 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5052 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5053 for CPUs that have PTA_CX16 set.
5056 * gimplify.c (omp_check_private): New function.
5057 (gimplify_scan_omp_clauses): Use it for
5058 firstprivate/lastprivate/reduction.
5061 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5062 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5065 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5066 If lower_lastprivate_clauses emits some statements, append them
5067 to dlist rather than body_p and to body_p append an initializer.
5068 (lower_omp_for): Adjust caller.
5070 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5072 * target.h (globalize_decl_name): New.
5073 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5074 * output.h (default_globalize_decl_name): New.
5075 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5077 (globalize_decl): Ditto.
5078 (default_globalize_decl_name): New.
5079 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5080 (ia64_handle_version_id_attribute): New.
5081 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5082 (ia64_asm_output_external): Use globalize_decl_name instead
5084 * doc/extend.texi (version_id): New pragma.
5085 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5087 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5089 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5090 _uleb128_t and _Unwind_SWord with _sleb128_t.
5091 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5092 uw_frame_state_for, uw_update_context_1): Likewise.
5093 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5094 * unwind-pe.h (read_uleb128, read_sleb128,
5095 read_encoded_value_with_base): Likewise.
5096 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5098 2007-01-24 Richard Guenther <rguenther@suse.de>
5100 * builtins.c (expand_builtin_cexpi): Get the fndecl
5101 for cexp in the correct way.
5103 2007-01-24 Jan Hubicka <jh@suse.cz>
5105 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5107 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5109 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5110 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5111 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5112 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5113 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5114 __SIZEOF_PTRDIFF_T__.
5115 * doc/cpp.texi: Documentation for the new builtin macros added.
5117 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5120 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5121 instead of operands[2] to avoid access past the end of array.
5123 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5125 * reload1.c (emit_reload_insns): Pass the reload register
5126 for a non-spill output reload through forget_old_reloads_1.
5128 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5130 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5131 _SOFT_DOUBLE if doubles use software floating-point.
5132 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5133 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5134 * config/rs6000/darwin-ldouble.c: Also compile functions for
5135 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5136 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5137 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5138 commented-out long double override.
5139 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5140 * config/rs6000/eabispe.h: Likewise.
5141 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5142 long double for non-SPE.
5143 (rs6000_handle_option): Likewise.
5144 (invalid_e500_subreg): Disallow more subregs involding DImode,
5145 DFmode, TImode or TFmode.
5146 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5148 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5150 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5151 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5153 (rs6000_legitimate_address): Also check for TFmode for E500
5155 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5156 (spe_build_register_parallel): Handle TFmode and TCmode.
5157 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5159 (function_arg): Handle TFmode and TCmode for E500 double.
5160 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5162 (print_operand): Handle TFmode and TImode for %y.
5163 (rs6000_generate_compare): Handle TFmode comparisons for E500
5165 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5166 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5167 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5168 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5169 TFmode for E500 double.
5170 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5171 (floatsidf2): Enable for E500 double.
5172 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5173 (extenddftf2): Change to extenddftf2_fprs.
5174 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5175 depending on TARGET_E500_DOUBLE.
5176 (extendsftf2): Enable for E500 double.
5177 (trunctfdf2): Enable for E500 double.
5178 (trunctfsf2): Change to trunctfsf2_fprs.
5179 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5180 depending on TARGET_E500_DOUBLE.
5181 (floatsitf2): Enable for E500 double.
5182 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5183 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5184 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5185 (negtf2): Change to negtf2_internal.
5186 (negtf2): New expander.
5187 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5188 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5189 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5190 (movdi_internal32): Use rs6000_nonimmediate_operand.
5191 (unnamed splitter): Likewise.
5192 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5193 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5194 (SPE64TF, DITI): New mode macros.
5195 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5198 (frob_<mode>_di_2): New.
5199 (frob_tf_di_8_2): New.
5200 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5202 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5204 (frob_ti_<mode>_8_2): New.
5205 (frob_ti_tf_2): New.
5206 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5207 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5209 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5210 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5211 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5212 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5213 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5214 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5217 2007-01-23 Ian Lance Taylor <iant@google.com>
5219 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5221 (OBJS-archive): Reformat, alphabetize.
5222 (OBJS): Change out_object_file to OBJS-md.
5224 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5226 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5227 JUMP_P and CALL_P predicates where applicable.
5228 * config/i386/i386.c: Ditto.
5229 * config/i386/i386.md: Ditto.
5230 * config/i386/mmx.md: Ditto.
5231 * config/i386/predicates.md: Ditto.
5233 2007-01-22 Andreas Schwab <schwab@suse.de>
5235 * config/m68k/m68k.h: Fix comment.
5237 2007-01-22 Jan Hubicka <jh@suse.cz>
5239 * passes.c (init_optimization_passes): Do not rerun
5240 pass_early_warn_uninitialized.
5242 2007-01-22 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/30038
5245 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5247 (execute_cse_sincos_1): Likewise.
5248 (execute_cse_sincos): Likewise.
5249 (gate_cse_sincos): Likewise.
5250 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5251 the cexpi() canonicalization of sincos().
5252 * tree-pass.h (pass_cse_sincos): Declare.
5253 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5255 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5257 PR rtl-optimization/29329
5258 * combine.c (replaced_rhs_insn): Rename to i2mod.
5259 (replaced_rhs_value): Rename to i2mod_new_rhs.
5260 (i2mod_old_rhs): New global variable.
5261 (combine_instructions): Adjust for above change. Save a copy of
5262 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5263 note are substituted in the second instruction.
5264 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5265 ditch the note if it pertains to the second eliminated register
5266 and this register is mentioned in i2mod_old_rhs.
5269 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5271 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5272 the insn to which the note was originally attached.
5274 2007-01-21 Jan Hubicka <jh@suse.cz>
5276 * ipa-inline.c (inlining_mode): Comment, move up.
5277 (cgraph_decide_inlining_incrementally): Do not perform inlining
5278 itself; fix handling of flattening of self recursive functions.
5279 (cgraph_find_cycles): Remove.
5280 (cgraph_flatten_node): Remove.
5281 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5282 (try_inline): New function.
5283 (cgraph_early_inlining): Update call of
5284 cgraph_decide_inlining_incrementally. Apply inlining here.
5285 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5287 2007-01-21 Dirk Mueller <dmueller@suse.de>
5290 * tree-vrp.c (check_array_bounds): do not warn
5291 about ADDR_EXPR's of ARRAY_REF's which are immediately
5292 used in binary expressions.
5294 2007-01-21 Ira Rosen <irar@il.ibm.com>
5296 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5297 read_write_dep and macros for its access.
5298 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5299 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5300 argument, call vect_check_interleaving for every independent pair of
5301 data-refs. Mark loads that access the same memory location as a store
5303 (vect_check_dependences): Remove.
5304 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5305 call, fix the call to vect_analyze_data_ref_dependence.
5306 (vect_analyze_data_ref_access): For statements that access the same
5307 data-ref, check that they are not stores; for loads, check that there
5308 is no store that access the same location.
5310 2007-01-20 Roger Sayle <roger@eyesopen.com>
5311 Joseph Myers <joseph@codesourcery.com>
5313 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5314 (-fdump-rtl-stack): Likewise.
5315 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5316 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5317 (-mpt-fixed): Use @minus{} for minus sign.
5318 (Using Precompiled Headers): Fix under/overfull hbox.
5320 2007-01-20 Jan Hubicka <jh@suse.cz>
5322 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5323 place within annotation.
5325 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5327 * pa.c (output_move_double): Change array size of xoperands to 4.
5329 2007-01-20 Jan Hubicka <jh@suse.cz>
5331 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5334 2007-01-19 Ian Lance Taylor <iant@google.com>
5336 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5337 constant to unsigned HOST_WIDE_INT before negating.
5339 2007-01-19 Ian Lance Taylor <iant@google.com>
5341 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5343 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5344 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5345 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5346 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5347 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5348 (realloc_vdef, realloc_vuse): Change second parameter to
5350 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5352 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5353 unsigned. Change x and lim locals to unsigned.
5354 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5356 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5357 (copy_virtual_operands): Change i and n locals to unsigned.
5359 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * builtins.c (fold_builtin_1): Handle builtin fdim.
5364 2007-01-20 Jan Hubicka <jh@suse.cz>
5366 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5367 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5368 init_alias_heapvars.
5369 (init_alias_heapvars): Initialize only when not already initialized.
5370 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5372 2007-01-19 Roger Sayle <roger@eyesopen.com>
5374 * common.opt (fsigned-zeros): New command line option.
5375 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5376 of flag_unsafe_math_optimizations.
5377 * opts.c (set_fast_math_flags): The -ffast-math command line option
5378 implies -fno-signed-zeros.
5379 (fast_math_flags_set_p): Likewise.
5381 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5382 the documentation of -ffast-math appropriately. Wrap long lines.
5384 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5386 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5387 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5389 2007-01-19 Tomas Bily <tbily@suse.cz>
5391 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5393 (tree_init_ic_make_global_vars): New function
5394 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5395 (tree_gen_ic_profiler): New function
5396 (tree_gen_ic_func_profiler): New function
5397 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5398 (tree_profile_hooks): Added hook for indirec/virtual calls
5399 * value-prof.c (tree_find_values_to_profile): New case for
5401 (tree_values_to_profile): Call for determining indirect/virtual
5403 (tree_indirect_call_to_profile): New function
5404 (tree_ic_transform): New function
5405 (tree_ic): New function
5406 (find_func_by_pid): New function
5407 (init_pid_map): New function
5408 (tree_value_profile_transformations): Added check for
5409 indirect/virtual call transformation
5410 * value-prof.h (enum hist_type): New counter type for
5411 indirect/virtual calls
5412 (profile_hooks): Added new hook for profiling indirect/virtual
5414 * profile.c (instrument_values): New case for indirect/virtual
5416 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5417 (GCOV_COUNTER_V_INDIR): New counter type
5418 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5419 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5421 * cgraph.c: Definition of cgraph_max_pid
5422 (cgraph_create_node): Default init of pid attribute
5423 * cgraph.h: Declaration of cgraph_max_pid
5424 (struct cgraph_node): Added pid attribute
5425 * libgcov.c (__gcov_indirect_call_profiler): New function
5426 (__gcov_one_value_profiler_body): New function
5427 (__gcov_one_value_profiler): Body was moved to
5428 __gcov_one_value_profiler_body and calls it
5430 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5432 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5433 * gengtype.c (write_types_data, write_func_for_structure,
5434 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5435 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5436 (walk_type, write_func_for_structure): Generate the mark_hook if
5439 2007-01-19 Jan Hubicka <jh@suse.cz>
5441 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5442 'early' argument take inlining mode argument specifying whether to
5443 inline for size/speeed or all functions; add support for flattening;
5445 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5447 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5450 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5451 the name of the declared identifier.
5453 2007-01-19 Dirk Mueller <dmueller@suse.de>
5455 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5456 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5457 duplicate evaluation.
5459 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5462 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5463 to XFMode, use acosxf2 and truncate result to requested mode.
5464 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5465 (asin<mode>2): Similarly, with asin expanders.
5466 (*fscalexf4_i387): Rename from *fscalexf4.
5467 (expNcorexf3): New expander.
5468 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5469 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5470 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5471 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5472 patterns for SSE math.
5473 (exp10<mode>2): Similarly, with exp10 expanders.
5474 (exp2<mode>2): Similarly, with exp2 expanders.
5475 (expm1<mode>2): Similarly, with expm1 expanders.
5476 (ldexp<mode>3): Similarly, with ldexp expanders.
5477 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5478 Use gen_truncxf<mode>2_i387_noop to truncate result.
5480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5482 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5483 for ColdFire targets.
5485 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5486 Richard Sandiford <richard@codesourcery.com>
5488 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5489 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5490 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5491 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5492 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5493 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5495 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5497 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5498 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5499 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5500 (*adddi_dilshr32_cf): New pattern.
5501 (adddi3, subdi3): Remove first alternatives.
5503 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5505 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5506 implemented using move.l, do not use its cc result for floating-point
5509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5511 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5512 from accepting 's' constraints if flag_pic.
5514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5516 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5517 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5518 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5519 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5521 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5523 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5524 ColdFire alternatives.
5525 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5526 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5527 architectures that support ff1 instruction.
5529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5530 Julian Brown <julian@codesourcery.com>
5532 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5533 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5534 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5537 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5539 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5541 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5542 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5543 HOST_WIDE_INT instead of an rtx.
5544 (m68k_rtx_costs): Update call accordingly.
5545 (output_move_const_into_data_reg): Likewise. Fix formatting.
5546 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5548 (output_move_simode_const): Update calls after above changes.
5549 Rework to use automatic variables and predicates like MEM_P.
5550 * config/m68k/m68k.md (pushexthisi_const): Update call to
5553 2007-01-19 Dirk Mueller <dmueller@suse.de>
5555 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5558 2007-01-19 Richard Guenther <rguenther@suse.de>
5560 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5561 via cexp in case sincos is not available.
5563 2007-01-19 Richard Guenther <rguenther@suse.de>
5565 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5566 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5567 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5568 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5569 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5570 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5571 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5572 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5574 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5576 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5578 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5579 (atan2xf3): Directly generate RTL pattern.
5580 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5581 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5583 disable patterns for SSE math.
5584 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5585 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5586 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5587 disable patterns for SSE math.
5589 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5591 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5593 2007-01-18 Roger Sayle <roger@eyesopen.com>
5595 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5596 VIEW_CONVERT_EXPR to the same type as it's operand.
5598 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5600 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5601 configured for long double 128.
5603 2007-01-18 Mike Stump <mrs@apple.com>
5605 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5608 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5610 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5613 2007-01-18 Jan Hubicka <jh@suse.cz>
5615 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5616 greater than NUM_VOP_FREE_BUCKETS.
5618 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5620 * tree-ssa-structalias.c: Update comments.
5621 (ptabitmap_obstack): Removed.
5623 (oldpta_obstack): Ditto.
5624 (stats): Add a few members.
5625 (struct variable_info): Remove node, complex, address_taken, and
5626 indirect_target members. Add oldsolution member.
5627 (new_var_info): Do not initialize removed members.
5628 (constraint_expr_type): Remove INCLUDES.
5629 (constraint_graph): Add size, implicit_preds, rep,
5630 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5631 (FIRST_REF_NODE): New macro.
5632 (LAST_REF_NODE): Ditto.
5633 (FIRST_ADDR_NODE): Ditto.
5634 (find): New function.
5636 (dump_constraint): Do not handle INCLUDES.
5637 (insert_into_complex): Do not insert duplicate constraints.
5638 (condense_varmap_nodes): Renamed and rewritten into ...
5639 (merge_node_constraints): This. Also fix bug in handling of
5640 offseted copy constraints.
5641 (clear_edges_for_node): No longer need to deal with preds at all,
5642 or removing associated preds/succs.
5643 (merge_graph_nodes): Deal with indirect_cycles.
5644 Don't deal with predecessors.
5645 (add_implicit_graph_edge): New function.
5646 (add_pred_graph_edge): Ditto.
5647 (add_graph_edge): Don't deal with predecessors.
5648 (build_constraint_graph): Removed.
5649 (build_pred_graph): New function.
5650 (build_succ_graph): Ditto.
5651 (struct scc_info): Removed in_component. Added roots, dfs, and
5652 node_mapping. Remove visited_index, unification_queue.
5653 (scc_visit): Deal with union-find we do now.
5654 Deal with cycles with REF nodes.
5655 (collapse_nodes): Renamed and rewritten to ...
5656 (unify_nodes): This.
5657 (process_unification_queue): Removed.
5658 (topo_visit): Cleanup
5659 (do_da_constraint): Use find.
5660 (do_sd_constraint): Ditto.
5661 (do_ds_constraint): Ditto.
5662 (do_complex_constraint): Ditto.
5663 (init_scc_info): Update for removed and added members.
5664 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5665 (find_indirect_cycles): This.
5666 (equivalence_class): New variable.
5667 (label_visit): New function.
5668 (perform_variable_substitution): Rewritten.
5669 (free_var_substitution_info): New function.
5670 (find_equivalent_node): Ditto.
5671 (move_complex_constraints): Ditto.
5672 (eliminate_indirect_cycles): Ditto.
5673 (solve_graph): Only propagate changed bits.
5674 Use indirect cycle elimination.
5676 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5677 (tree_id_eq): Renamed to ...
5678 (tree_vi_eq): This. Update for member change
5679 (insert_id_for_tree): Renamed and rewritten to ...
5680 (insert_vi_for_tree): This.
5681 (lookup_id_for_tree): Renamed and rewritten to ...
5682 (lookup_vi_for_tree): This.
5683 (get_id_for_tree): Renamed and rewritten to ...
5684 (get_vi_for_tree): Ditto.
5685 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5686 (process_constraint): Don't handle INCLUDES.
5687 Remove special ADDRESSOF case.
5688 (find_func_aliases): Rewrite to use vi functions instead of id
5690 (create_function_info_for): Ditto.
5691 (create_variable_info_for): Ditto.
5692 (intra_create_variable_infos): Ditto.
5693 (merge_smts_into): Ditto.
5694 (find_what_p_points_to): Ditto.
5695 (init_base_vars): Ditto.
5696 (init_alias_vars): Ditto.
5697 (remove_preds_and_fake_succs): New function.
5698 (dump_sa_points_to_info): Dump new stats.
5699 (dump_solution_for_var): Use find.
5700 (set_used_smts): Fix formatting.
5701 (compute_points_to_sets): Updated for new functions.
5702 (ipa_pta_execute): Ditto.
5704 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5705 Richard Sandiford <richard@codesourcery.com>
5707 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5709 * calls.c (expand_call): If the return value is a PARALLEL,
5710 extract its first member.
5711 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5712 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5713 use FUNCTION_EXTRA_EPILOGUE.
5714 (m68k_function_value): Return a PARALLEL if the return value
5715 is of a pointer type.
5716 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5717 (FUNCTION_EXTRA_EPILOGUE): Remove.
5718 * config/m68k/m68k.md (D0_REG): New constant.
5720 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5722 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5723 output a NOP for empty epilogues.
5725 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5727 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5728 before function. Extend register save check to include all
5729 registers, not just integer ones.
5731 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5733 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5734 (m68k_use_return_insn): ...this.
5735 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5736 * config/m68k/m68k.c (use_return_insn): Rename to...
5737 (m68k_use_return_insn): ...this.
5738 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5741 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5743 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5744 nearest even, fix denormal rounding overflow.
5746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5748 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5749 f%$smove and f%$move.
5750 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5751 (extendsfdf2_cf): Use fdmove instead of f%&move.
5752 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5753 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5755 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5757 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5762 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5763 (coldfire_single_format): Declare.
5764 (coldfire_double_format): Likewise.
5765 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5766 of qnan_msb_set to determine the lower bits of a canonical
5768 (encode_ieee_double): Likewise.
5769 (encode_ieee_quad): Likewise.
5770 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5771 (mips_single_format): Likewise.
5772 (ieee_double_format): Likewise.
5773 (mips_double_format): Likewise.
5774 (ieee_extended_motorola_format): Likewise.
5775 (ieee_extended_intel_96_format): Likewise.
5776 (ieee_extended_intel_128_format): Likewise.
5777 (ieee_extended_intel_96_round_53_format): Likewise.
5778 (ibm_extended_format): Likewise.
5779 (mips_extended_format): Likewise.
5780 (ieee_quad_format): Likewise.
5781 (mips_quad_format): Likewise.
5782 (vax_f_format): Likewise.
5783 (vax_d_format): Likewise.
5784 (vax_g_format): Likewise.
5785 (i370_single_format): Likewise.
5786 (i370_double_format): Likewise.
5787 (decimal_single_format): Likewise.
5788 (decimal_double_format): Likewise.
5789 (decimal_quad_format): Likewise.
5790 (c4x_single_format): Likewise.
5791 (c4x_extended_format): Likewise.
5792 (real_internal_format): Likewise.
5793 (coldfire_single_format): New real_format.
5794 (coldfire_double_format): Likewise.
5795 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5796 canonical_nan_lsbs_set.
5797 (pdp11_d_format): Likewise.
5798 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5799 if TARGET_COLDFIRE_CPU.
5801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5803 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5804 (output_call, m68k_legitimize_call_address): Declare.
5805 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5806 parenthesees. Add support for a 'W' constraint.
5807 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5808 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5809 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5810 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5812 (override_options): Initialize them. Do not set flag_no_function_cse
5813 for TARGET_ID_SHARED_LIBRARY.
5814 (m68k_output_pic_call): Delete.
5815 (m68k_legitimize_call_address): New function.
5816 (print_operand): Remove the %o prefix. Handle the %p prefix.
5817 (output_call): New function.
5818 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5819 target address from the GOT if symbolic jumps are not allowed.
5820 * config/m68k/m68k.md (call, general_operand): Do not set
5821 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5822 Merge separate flag_pic and !flag_pic define_insns into...
5823 (*call, *call_value): ...these new patterns. Match the address
5824 rather than the containing MEM and require it to be a call_operand.
5825 Use output_call to generate the asm template.
5826 * config/m68k/predicates.md (const_call_operand): New predicate.
5827 (call_operand): Likewise.
5829 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5831 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5832 (STACK_GROWS_DOWNWARD): Define to 1.
5833 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5834 comments, emphasizing that these values are only defaults.
5835 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5836 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5840 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5842 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5843 Richard Sandiford <richard@codesourcery.com>
5845 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5846 (FP_REGNO_P): New macros.
5847 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5848 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5849 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5850 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5852 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5854 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5855 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5857 * config/m68k/t-floatlib: New file, extracting common code from...
5858 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5859 * config/m68k/t-uclinux: Here.
5860 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5861 routines on ColdFire targets.
5863 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5865 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5866 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5867 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5868 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5869 explicitly set MOTOROLA to 1.
5870 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5872 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5873 Nathan Sidwell <nathan@codesourcery.com>
5875 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5876 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5877 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5878 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5879 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5880 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5881 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5882 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5883 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5884 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5885 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5886 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5887 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5888 (DBX_REGISTER_NUMBER): Delete.
5889 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5890 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5891 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5893 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5895 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5896 * config/flat.h: New file.
5897 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5899 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5900 indirect references for -msep-data or -mid-shared-library.
5901 Do not use PC-relative code addresses either.
5902 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5904 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5905 for shared libraries and crt1.o for executables. Use crti.o and
5907 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5908 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5909 Do not add -elf2flt or -shared-lib-id options here.
5910 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5911 Pass -shared-lib-id if -mid-shared-library, taking the library
5912 identifier from -mshared-library-id if given, otherwise
5914 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5915 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5916 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5917 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5918 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5919 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5921 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5922 jump sequence for ISA A and ISA A+.
5923 (PICJUMP): Likewise.
5925 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5927 * config.gcc (m68k-*-uclinux*): Base the port on the common
5928 and m68k GNU/Linux files rather than on the generic ELF ones.
5929 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5930 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5932 2007-01-18 Julian Brown <julian@codesourcery.com>
5933 Richard Sandiford <richard@codesourcery.com>
5935 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5936 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5937 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5939 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5941 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5945 * doc/install.texi: Document m68k-uclinuxoldabi.
5946 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5947 * config/m68k/uclinux-oldabi.h: New file, copied from
5948 config/m68k/uclinux.h.
5950 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5952 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5953 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5954 (m32r_compute_frame_size): Use unsigned for regno.
5955 (m32r_reload_lr): Use gen_frame_mem.
5957 (m32r_output_function_epilogue): Don't output the function epilogue
5959 (m32r_expand_epilogue): New.
5960 (direct_return): Return false if the function has the interrupt
5962 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5963 * config/m32r/m32r.md (epilogue): New expander.
5964 (return_lr, return_rte): New insns.
5965 (return): Make it expander.
5966 (return_normal): New expander.
5968 2007-01-18 Josh Conner <jconner@apple.com>
5971 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5972 support for UNLE, UNLT, UNGE, and UNGT.
5974 2007-01-18 Jan Hubicka <jh@suse.cz>
5976 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5977 * tree-tailcall (add_virtual_phis): Likewise.
5978 (optimize_tail_call): Return TODOs.
5979 (execute_tail_calls): Return TODOs.
5980 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5981 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5984 Cleanup cfg using TODO.
5985 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5986 * passes.c (execute_function_todo): When cleanup did something, remove
5988 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5989 (make_edges): Don't cleanup_cfg.
5991 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5993 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5994 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5995 operate on the top of stack.
5996 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5997 register handling of instructions that output to the second
5999 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6000 (move_for_stack_reg): Special-case check for dead destination
6001 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6003 * config/i386/i386.md (UNSPEC_TAN): New constant.
6004 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6005 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6006 to correctly model move of constant 1.0 to top stack slot.
6007 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6008 (unnamed peephole2 pattern): Remove corresponding peephole2
6009 pattern that optimizes tan insn and loading of constant 1.0.
6010 (tanxf2): Use fptanxf4_i387.
6011 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6012 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6013 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6014 disable patterns for SSE math.
6015 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6016 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6018 2007-01-18 Dirk Mueller <dmueller@suse.de>
6019 Richard Guenther <rguenther@suse.de>
6022 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6023 * common.opt (Warray-bounds): Add new warning option.
6024 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6026 * Makefile.in: make tree-vrp.o depend on toplev.h
6027 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6029 (check_array_refs, check_array_bounds, check_array_ref): New.
6031 2007-01-18 Jan Hubicka <jh@suse.cz>
6033 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6034 (execute_ssa_ccp): Return flags conditionally.
6035 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6037 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6039 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6041 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6042 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6044 * Makefile.c (GTFILES): Add cfglayout.h.
6045 * gengtype.c (open_base_files): Likewise.
6046 * cfglayout.c (cfg_layout_function_footer,
6047 cfg_layout_function_header) Reindent to make gengtype happy.
6048 * cfglayout.h (cfg_layout_function_footer,
6049 cfg_layout_function_header): Add GTY(()) marker.
6051 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6053 2007-01-18 Ben Elliston <bje@au.ibm.com>
6055 * genautomata.c (write_automata): Include xstrerror output in the
6056 error message if writing the DFA description file fails.
6058 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/mips/mips-protos.h (mips_output_external): Make it
6062 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6063 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6064 (extern_list): Likewise.
6065 (extern_head): Likewise.
6066 (TARGET_ASM_FILE_END): Likewise.
6067 (mips_file_end): Likewise.
6068 (mips_output_external): Rewritten.
6070 2007-01-18 Ben Elliston <bje@au.ibm.com>
6072 * genpreds.c (write_insn_preds_c): Only write out the function
6073 body for regclass_for_constraint if we have register constraints.
6075 2007-01-17 Tom Tromey <tromey@redhat.com>
6077 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6078 * doc/install.texi (Testing): Use sourceware.org.
6079 (Binaries): Likewise.
6080 (Specific): Likewise.
6081 * doc/contrib.texi (Contributors): Use sourceware.org.
6083 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6085 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6086 (AVR_ENHANCED): Rename to ...
6087 (AVR_HAVE_MUL): ... new.
6088 (avr_enhanced_p): Rename to ...
6089 (avr_have_mul_p): ... new.
6090 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6091 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6092 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6093 (avr_have_mul_p): ... new.
6094 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6095 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6096 'avr_enhanced_p' and 'enhanced'.
6097 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6098 AVR_HAVE_MUL instead of AVR_ENHANCED.
6099 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6100 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6101 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6102 instead of AVR_ENHANCED.
6103 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6104 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6105 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6107 2007-01-17 Ian Lance Taylor <iant@google.com>
6109 * vec.h (VEC_reserve_exact): Define.
6110 (vec_gc_p_reserve_exact): Declare.
6111 (vec_gc_o_reserve_exact): Declare.
6112 (vec_heap_p_reserve_exact): Declare.
6113 (vec_heap_o_reserve_exact): Declare.
6114 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6116 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6118 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6119 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6120 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6121 * vec.c (calculate_allocation): Add exact parameter. Change all
6123 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6124 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6125 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6126 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6127 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6128 (vec_heap_p_reserve_exact): New function.
6129 (vec_heap_o_reserve_exact): New function.
6131 2007-01-17 Jan Hubicka <jh@suse.cz>
6133 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6135 2007-01-17 Eric Christopher <echristo@apple.com>
6137 * config.gcc: Support core2 processor.
6139 2007-01-16 Jan Hubicka <jh@suse.cz>
6141 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6142 the names, just unlink the chain so we don't crash on dangling pointers
6145 2007-01-16 Jan Hubicka <jh@suse.cz>
6147 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6148 * tree-pass.h: Reorder to make IPA passes appear toegher.
6149 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6150 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6151 parameters, do not call early inliner.
6152 * ipa-inline.c: Update comments. Include tree-flow.h
6153 (cgraph_decide_inlining): Do not compute inlining parameters.
6154 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6155 be called with function context set up.
6156 (pass_ipa_inline): Remove unreachable functions before pass.
6157 (cgraph_early_inlining): Simplify assuming to be called from the
6159 (pass_early_inline): New pass.
6160 (cgraph_gate_ipa_early_inlining): New gate.
6161 (pass_ipa_early_inline): Turn into simple wrapper.
6162 (compute_inline_parameters): New function.
6163 (gate_inline_passes): New gate.
6164 (pass_inline_parameters): New pass.
6165 (apply_inline): Move here from tree-optimize.c
6166 (pass_apply_inline): New pass.
6167 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6169 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6171 (tree_function_versioning): Do not allocate dummy struct function.
6172 * tree-inline.h (optimize_inline_calls): Update prototype.
6173 * tree-optimize.c (execute_fixup_cfg): Export.
6174 (pass_fixup_cfg): Remove
6175 (tree_rest_of_compilation): Do not apply inlines.
6176 * tree-flow.h (execute_fixup_cfg): Declare.
6177 * Makefile.in (gt-passes.c): New.
6178 * passes.c: Include gt-passes.h
6179 (init_optimization_passes): New passes.
6180 (nnodes, order): New static vars.
6181 (do_per_function_toporder): New function.
6182 (execute_one_pass): Dump current pass here.
6183 (execute_ipa_pass_list): Don't dump current pass here.
6185 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6187 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6188 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6190 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6192 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6193 (strong_alias): Define.
6194 (__gcc_qmul): Provide non-FMA for soft-float.
6200 (__gcc_qunord): New.
6210 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6211 soft-float functions.
6212 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6213 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6214 about long double soft float.
6216 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6217 Tehila Meyzels <tehila@il.ibm.com>
6219 * tree-vectorizer.h (is_pattern_stmt_p): New.
6220 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6221 formatting (tabs instead of spaces). Cleanup and clarify setting
6222 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6223 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6224 (vectorizable_type_demotion): Check that types are integral.
6225 (vectorizable_type_promotion): Likewise.
6226 (vectorizable_store): Fix typo. Eliminate new-line at end of
6229 2007-01-16 Jan Hubicka <jh@suse.cz>
6231 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6234 2007-01-15 Eric Christopher <echristo@apple.com>
6236 * ifcvt.c: Include vec.h, vecprim.h.
6237 (check_cond_move_block): New argument regs.
6238 Reorganize. Add registers used to regs.
6239 (cond_move_process_if_block): Use regs set above as
6242 2007-01-15 Eric Christopher <echristo@apple.com>
6244 * config/darwin.h: Update copyright.
6245 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6246 (LINK_COMMAND_SPEC): Add -u.
6247 (LINK_SPEC): Fix umbrella for above.
6249 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6251 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6254 2007-01-15 Tom Tromey <tromey@redhat.com>
6256 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6257 * doc/install.texi (Testing): Don't mention jacks.
6258 (Configuration): Document --enable-java-maintainer-mode. Move
6259 --with-java-home to libgcj-specific section. Document
6261 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6263 2007-01-15 Jan Hubicka <jh@suse.cz>
6265 * tree-ssa-dce.c (DCE_TODOs): New.
6266 (propagate_necessity): Return if something changed.
6267 (eliminate_unnecessary_stmts): Likewise.
6268 (perform_tree_ssa_dce): Return TODO flags when needed.
6269 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6271 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6273 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6274 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6275 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6276 patterns using X87MODEF12 mode macro. Extend operand 1
6277 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6278 (log10<mode>2): Ditto.
6279 (log2<mode>2): Ditto.
6280 (log1p<mode>2): Ditto.
6281 (logb<mode>2): Ditto.
6282 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6283 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6284 (*fxtractxf3_i387): Rename from *fxtractxf3.
6285 (fxtract_extend<mode>xf3_i387): New insn pattern.
6286 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6287 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6288 and gen_fyl2xxf3_i387().
6290 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6292 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6293 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6294 get_loop_exit_edges. Changed return type to bool.
6295 * cfgloop.h (fix_loop_placement): Declaration removed.
6297 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6299 * param.h (MIN_VECT_LOOP_BOUND): New.
6300 * params.def (MIN_VECT_LOOP_BOUND): New.
6301 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6302 argument - minimum threshold for number of iterations.
6303 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6304 argument to declaration.
6305 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6306 MIN_VECT_LOOP_BOUND.
6307 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6308 slpeel_tree_peel_loop_to_edge with additional argument.
6309 (vect_do_peeling_for_alignment): Likewise.
6310 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6312 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6315 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6318 2007-01-14 Jan Hubicka <jh@suse.cz>
6320 * tree-dfa.c (remove_referenced_var): New function.
6321 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6322 prune referenced vars list too.
6323 * tree-flow.h (remove_referenced_var): Declare.
6325 2007-01-14 Jan Hubicka <jh@suse.cz>
6327 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6329 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6330 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6331 * except.h (verify_eh_throw_table_statements): Kill prototype.
6332 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6333 into call exrepssions.
6334 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6336 * tree-cfg.c: Include pointer-set.h.
6337 (verify_node_sharing): Work on pointer set.
6338 (verify_eh_throw_stmt_node): New.
6339 (verify_stmts): Use pointers sets, verify throw_stmt.
6341 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6343 * ipa-reference.c (analyze_function): Consider also addresses taken
6346 2007-01-12 Roger Sayle <roger@eyesopen.com>
6348 * c-typeck.c (null_pointer_constant_p): Replace use of
6349 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6350 (build_c_cast): Likewise.
6352 2007-01-12 Roger Sayle <roger@eyesopen.com>
6354 * tree.h (force_fit_type_double): Remove unused final argument.
6355 * c-common.c (constant_expression_warning): Replace use of
6356 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6357 (convert_and_check): Likewise.
6358 (shorten_compare): Update call to force_fit_type_double.
6359 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6360 * convert.c (convert_to_pointer): Update call to
6361 force_fit_type_double.
6362 * fold-const.c (force_fit_type_double): Remove overflowed_const
6364 (int_const_binop, fold_convert_const_int_from_int,
6365 fold_convert_const_int_from_real, fold_div_compare,
6366 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6367 fold_abs_const, fold_not_const): Remove the final argument from
6368 calls to force_fit_type_double.
6370 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6372 * configure.ac: Set insn to "nop" for spu-*-* also.
6373 * configure: Regenerate.
6375 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6377 * builtins.def : Add BUILT_IN_FREE.
6379 2007-01-12 Jan Hubicka <jh@suse.cz>
6381 PR tree-optimization/30443
6382 * tree-inline.c (tree_function_versioning): Do not optimize when
6383 cloning for inlining.
6385 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6387 * doc/loop.texi: Document recording of loop exits.
6388 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6389 (update_single_exits_after_duplication,
6390 update_single_exit_for_duplicated_loop,
6391 update_single_exit_for_duplicated_loops): Removed.
6392 (duplicate_loop_to_header_edge): Do not call
6393 update_single_exits_after_duplication and
6394 update_single_exit_for_duplicated_loops.
6395 (loop_version): Do not update single_exit information.
6396 (fix_loop_structure): Use record_loop_exits instead of
6397 mark_single_exit_loops.
6398 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6399 the lists of loop exits.
6400 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6401 split_edge, merge_blocks): Update the lists of loop exits.
6402 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6403 loop_optimizer_init.
6404 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6405 of mark_single_exit_loops.
6406 (loop_optimizer_finalize): Call release_recorded_exits.
6407 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6408 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6409 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6410 update single exit information.
6411 * lambda-code.c (perfect_nestify): Ditto.
6412 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6413 (mark_single_exit_loops): Removed.
6414 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6415 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6416 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6418 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6419 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6420 (verify_loop_structure): Verify consistency of the exit lists.
6421 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6422 (set_single_exit): Removed.
6423 * cfgloop.h (struct loop_exit): New function.
6424 (struct loop): single_exit_ field replaced by exits field.
6425 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6426 (struct loops): Added exits hash.
6427 (mark_single_exit_loops, set_single_exit): Declaration removed.
6428 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6430 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6432 * doc/invoke.texi: Avoid use of @headitem.
6434 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6436 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6438 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6440 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6443 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6444 Richard Sandiford <richard@codesourcery.com>
6446 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6447 * config/m68k/m68k.opt: Resort options.
6448 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6450 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6451 Richard Sandiford <richard@codesourcery.com>
6453 * doc/invoke.texi: Document the macros that are defined by
6454 m68k's -mtune and -mhard-float options.
6455 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6456 (m68k_cpp_cpu_family): Likewise.
6457 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6458 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6459 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6460 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6461 (m68k_cpp_cpu_family): Likewise.
6463 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6465 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6466 macros besides mc68000 as tuning macros. Use a switch statement
6467 to set them and mcpu32.
6469 2007-01-12 Julian Brown <julian@codesourcery.com>
6471 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6472 (TARGET_68040_ONLY): Rename to...
6473 (TARGET_68040): ...this.
6474 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6475 * config/m68k/m68k.md: Likewise.
6477 2007-01-12 Julian Brown <julian@codesourcery.com>
6478 Nathan Sidwell <nathan@codesourcery.com>
6479 Richard Sandiford <richard@codesourcery.com>
6481 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6482 the -mcpu= argument associated with the --with-cpu setting.
6483 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6484 if different from the one implied by the -mcpu setting.
6485 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6486 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6487 * doc/invoke.texi: Mention ColdFire in the introduction to the
6488 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6489 -mno-div and -mhard-float options. Make -m68881 a synonym for
6490 -mhard-float. Document the previously-undocumented -m5206e,
6491 -m528x, -m5307 and -m5407 options. Tweak the existing option
6492 documentation for consistency.
6493 * doc/install.texi: Mention new --with-cpu arguments.
6494 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6495 default CPU if neither -mcpu nor -march are specified.
6496 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6497 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6498 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6499 using m68k_tune to decide between families that implement the
6500 same ISA. Use m68k_tune to set __mcfv4e__.
6501 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6502 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6503 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6504 (FL_ISA_C, FL_ISA_MMU): New macros.
6505 (MASK_COLDFIRE): Delete.
6506 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6507 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6508 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6509 (TARGET_HARD_FLOAT): Do not define here.
6510 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6511 (TUNE_68000): New macro.
6512 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6513 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6514 (TUNE_CFV2): Redefine in terms of m68k_tune.
6515 (uarch_type, target_device, fpu_type): New enums.
6516 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6517 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6518 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6519 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6520 (FL_FOR_isa_c): New macros.
6521 (m68k_isa): New enum.
6522 (m68k_target_selection): New structure.
6523 (all_devices, all_isas, all_microarchs): New tables.
6524 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6525 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6526 (MASK_ALL_CPU_BITS): Delete.
6527 (m68k_find_selection): New function.
6528 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6529 Map the legacy target options to a combination of the new ones.
6530 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6531 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6532 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6534 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6535 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6537 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6538 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6539 * config/m68k/m68k-devices.def: New file.
6541 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6542 Nathan Sidwell <nathan@codesourcery.com>
6544 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6545 (SUBTARGET_EXTRA_SPECS): New macros.
6546 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6547 use %(asm_cpu_spec) instead.
6548 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6549 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6550 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6551 (EXTRA_SPECS): Rename to...
6552 (SUBTARGET_EXTRA_SPECS): ...this.
6554 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6555 Richard Sandiford <richard@codesourcery.com>
6556 Julian Brown <julian@codesourcery.com>
6558 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6559 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6560 to the configuration's default CPU.
6561 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6562 Remove default masks.
6563 (m680[012]0-*-*): Set the default with_cpu to the first part of
6565 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6566 (m68k*-*-linux): Extend the --with-cpu handling to...
6567 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6568 and m68010. Don't set target_cpu_default2.
6569 * doc/install.texi: Document --with-cpu for m68k.
6570 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6571 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6572 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6573 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6574 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6575 (ASM_SPEC): Remove use of %(asm_cpu_default).
6576 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6577 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6578 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6579 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6580 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6581 (TARGET_DEFAULT): Delete.
6582 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6583 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6584 (CPP_CPU_SPEC): Delete.
6585 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6586 the appropriate string.
6587 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6588 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6589 (ASM_SPEC): Don't use %(asm_default_spec).
6590 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6591 TARGET_DEFAULT and add MASK_68881.
6592 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6594 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6596 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6597 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6598 MASK_68010 alongside MASK_68020.
6599 * doc/invoke.texi: Document -m68010.
6600 * config/m68k/m68k.opt (m68010): New.
6601 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6603 (TUNE_68010): New macro.
6604 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6605 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6606 (M68K_CPU_m68332): Add MASK_68010.
6607 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6608 fallback definition.
6609 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6611 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6612 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6613 to all entries that use MASK_68020.
6614 (output_move_simode_const, output_move_himode, output_move_qimode)
6615 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6616 instead of TARGET_68020 to select clr behavior. Remove comment
6617 about there being no TARGET_68010.
6618 * config/m68k/m68k.md: Likewise throughout.
6620 2007-01-12 Julian Brown <julian@codesourcery.com>
6622 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6623 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6624 * config/m68k/m68k.md: Likewise.
6626 2007-01-12 Julian Brown <julian@codesourcery.com>
6628 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6629 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6631 2007-01-12 Julian Brown <julian@codesourcery.com>
6633 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6634 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6635 * config/m68k/m68k.md: Likewise.
6637 2007-01-12 Julian Brown <julian@codesourcery.com>
6638 Richard Sandiford <richard@codesourcery.com>
6640 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6641 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6642 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6644 (TARGET_CPU32): Rename to...
6645 (TUNE_CPU32): ...this.
6646 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6647 (TUNE_CFV2): New macros.
6648 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6649 remove conditions that are implied by TARGET_68020.
6650 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6651 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6652 (m68k_output_function_epilogue): Likewise.
6653 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6654 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6655 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6656 non-68000 timings. Refactor multiplication and division costs.
6657 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6658 TUNE_CPU32 instead of TARGET_CPU32.
6659 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6660 and TUNE_68060 instead of TARGET_68060.
6661 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6662 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6664 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6665 && !TARGET_COLDFIRE" to choose between moveq and clr.
6666 Likewise in the unnamed movsf pattern.
6667 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6668 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6671 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6673 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6674 of tabbing before backslashes.
6676 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6678 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6679 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6680 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6682 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6684 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6685 find_interesting_uses_cond.
6686 (find_interesting_uses_cond): Use extract_cond_operands.
6687 (rewrite_use_compare): Use extract_cond_operands and
6688 force_gimple_operand_bsi. Do not call update_stmt.
6689 (determine_use_iv_cost_condition): Use extract_cond_operands.
6690 Return cheaper of using original bound and changing the exit bound.
6692 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6694 PR tree-optimization/29516
6695 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6696 most_expensive_mult_to_index, addr_to_parts,
6697 create_mem_ref, maybe_fold_tmr): Make the type of
6698 fields of TARGET_MEM_REF sizetype.
6699 (move_fixed_address_to_symbol, move_pointer_to_base):
6701 * tree.def (TARGET_MEM_REF): Add comment on types of
6704 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6706 * c-common.c (vector_types_convertible_p): Treat opaque types as
6707 always convertible if they have the same size, but not otherwise.
6709 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6711 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6712 Remove the b_unconditional field.
6713 (noce_try_sign_mask): Do not look at b_unconditional.
6714 (noce_process_if_block): Do not use merge_if_blocks. Update
6715 the CFG here. Do not set b_unconditional.
6716 (cond_move_process_if_block): Likewise.
6717 (find_cond_trap): Likewise.
6718 (check_cond_move_block): Require simple jump insns at the end
6721 2007-01-11 Jan Hubicka <jh@suse.cz>
6723 PR tree-optimization/1046
6724 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6725 when alias info is not ready.
6726 (pass_tail_recursion): Do not require aliasing.
6727 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6728 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6729 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6730 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6731 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6732 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6733 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6735 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6736 When aliasing is not build, mark statement as volatile.
6738 2007-01-11 Tom Tromey <tromey@redhat.com>
6740 PR preprocessor/15185, PR preprocessor/20989:
6741 * doc/cppopts.texi <-MT>: Update description of algorithm for
6742 computing default target.
6743 <-M, -MD>: Reword "basename" text.
6745 2007-01-11 Roger Sayle <roger@eyesopen.com>
6747 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6748 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6749 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6750 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6751 fold_builtin_bswap, real_constp, fold_builtin_pow,
6752 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6753 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6754 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6755 * convert.c (convert_to_pointer): Likewise.
6756 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6757 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6758 const_binop, fold_convert_const_int_from_int,
6759 fold_convert_const_int_from_real,
6760 fold_convert_const_real_from_real, sign_bit_p,
6761 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6762 fold_sign_changed_comparison, fold_unary, fold_comparison,
6763 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6764 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6765 * print-tree.c (print_node_brief, print_node): Likewise.
6766 * stor-layout.c (place_field, layout_type): Likewise.
6767 * tree-chrec.c (keep_cast): Likewise.
6768 * tree.c (build_vector, build_real, build_real_from_int_cst,
6769 build_complex): Likewise.
6771 2007-01-11 Roger Sayle <roger@eyesopen.com>
6773 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6774 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6776 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6778 * configure.ac (strict1_warn): Rename to strict_warn.
6779 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6780 cc_set_by_configure, quoted_cc_set_by_configure,
6781 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6782 all_boot_languages, all_stagestuff): Remove.
6783 (target_list): Remove bootstrap targets.
6784 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6785 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6786 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6787 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6788 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6789 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6790 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6791 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6792 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6793 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6794 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6795 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6796 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6797 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6798 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6799 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6800 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6801 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6802 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6803 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6804 (mostlyclean): Adjust.
6805 (clean, distclean): Don't mention bootstrap stuff.
6806 * configure: Regenerate.
6807 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6808 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6809 treelang/config-lang.in (stagestuff): Remove.
6810 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6811 stageprofile, stagefeedback, stagestuff): Remove mention.
6813 2007-01-11 Nick Clifton <nickc@redhat.com>
6815 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6817 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6818 (mcore_arith_K_S_operand): Run the test for the S constraint not
6819 the test for the M constraint.
6820 (mcore_addsub_operand): Do not accept integer values that are
6821 larger than 32 bits.
6822 * config/mcore/mcore.md: Remove unused constraints from split.
6823 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6825 (allocate_stack): Likewise.
6826 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6827 operands to 32 bits.
6828 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6830 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6831 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6832 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6833 mcore_output_bclri, mcore_output_andn, output_inline_const,
6834 mcore_output_move, mcore_output_movedouble): Likewise.
6835 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6836 (output_inline_const): Likewise.
6837 (output_inline_const): Fix format strings used in sprintf
6839 * config/mcore/mcore-protos.h: Update prototypes for changed
6840 functions in mcore.c.
6841 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6842 HOST_WIDE_INT and not int.
6843 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6844 CONST_OK_FOR_N): Likewise.
6845 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6846 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6849 2007-01-10 Jan Hubicka <jh@suse.cz>
6851 * tree-vrp.c (remove_range_assertions): Release defs.
6852 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6853 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6855 2007-01-10 Paul Brook <paul@codesourcery.com>
6857 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6858 * config/arm/arm.md (mulsi3subsi): New insn.
6860 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6862 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6863 (tree_transform_and_unroll_loop): New.
6864 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6867 2007-01-10 Robert Kennedy <jimbob@google.com>
6869 * fold-const.c (fold_comparison): Fold comparisons like (x *
6870 1000 < 0) to (x < 0).
6872 2007-01-10 Ian Lance Taylor <iant@google.com>
6874 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6875 operands have the same priority.
6877 2007-01-10 Tom Tromey <tromey@redhat.com>
6879 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6880 (fold_binary): Likewise.
6881 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6882 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6883 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6884 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6885 * langhooks.h (struct lang_hooks): Removed field
6886 'can_use_bit_fields_p'.
6888 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6890 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6892 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6894 * function.c (get_last_funcdef_no): New function.
6895 * function.h (get_last_funcdef_no): Declare.
6896 * tree-inline.c (initialize_cfun): Add initialization.
6897 (tree_function_versioning): Cleanup.
6899 2007-01-10 Jan Hubicka <jh@suse.cz>
6901 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6904 2007-01-10 Sa Liu <saliu@de.ibm.com>
6905 Ben Elliston <bje@au.ibm.com>
6907 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6908 for SAVE_NONLOCAL and Pmode for any other save level.
6909 * spu-protos.h (spu_restore_stack_block): Declare.
6910 * spu.md (save_stack_block): Remove.
6911 (restore_stack_block): Call spu_restore_stack_block.
6912 * spu.c (spu_restore_stack_block): New function.
6913 (spu_expand_epilogue): Remove old comment.
6915 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6917 PR tree-optimization/30322
6918 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6919 (cand_value_at): Return the value as aff_tree.
6920 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6921 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6922 aff_combination_mult): New functions.
6923 (aff_combination_add): Use aff_combination_add_cst.
6924 (aff_combination_convert): Allow conversions to a wider type.
6925 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6926 * tree-affine.h (aff_combination_mult): Declare.
6928 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6930 * doc/tm.texi: Update documentation to reflect reality of exec
6931 and start file search behaviours. Update copyright year.
6932 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6933 header file directories.
6935 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6938 (*cosxf2): Rename to cosxf2_i387.
6939 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6940 using X87MODEF12 mode macro. Rename patterns to
6941 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6943 (*cosdf2, *cossf2): Ditto.
6944 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6945 to match extended input operands.
6946 (sincos<mode>3): New expander.
6947 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6948 insn patterns and corresponding splitters.
6950 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6952 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6953 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6955 2007-01-09 Nicolas Pitre <nico@cam.org>
6958 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6960 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6962 * target.h (struct gcc_target): New field library_rtti_comdat.
6963 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6964 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6965 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6966 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6968 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6970 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6972 2007-01-08 Richard Guenther <rguenther@suse.de>
6974 * tree.h (force_fit_type_double): Export.
6975 (force_fit_type): Remove.
6976 * fold-const.c (force_fit_type_double): New function.
6977 (force_fit_type): Remove.
6978 (int_const_binop): Use it.
6979 (fold_convert_const_int_from_int): Likewise.
6980 (fold_convert_const_int_from_real): Likewise.
6981 (fold_div_compare): Likewise.
6982 (fold_sign_changed_comparison): Likewise.
6983 (fold_unary): Likewise.
6984 (fold_negate_const): Likewise.
6985 (fold_abs_const): Likewise.
6986 (fold_not_const): Likewise.
6987 * c-common.c (shorten_compare): Use force_fit_type_double.
6988 * convert.c (convert_to_pointer): Likewise.
6990 2007-01-08 Richard Guenther <rguenther@suse.de>
6992 * tree.h (build_int_cst_wide_type): Export.
6993 * tree.c (build_int_cst_wide_type): New function.
6994 (build_int_cst_wide): Fix comment.
6995 * builtins.c (fold_builtin_object_size): Use build_int_cst
6996 to build -1 or 0 of the correct type. Use fit_double_type
6997 to check for overflow.
6998 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7000 (decode_field_reference): Likewise.
7001 (all_ones_mask_p): Likewise.
7002 (native_interpret_int): Use build_int_cst_wide_type.
7003 (fold_binary): Use build_int_cst_type to build an all-ones
7005 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7007 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7009 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7011 2007-01-09 Ben Elliston <bje@au.ibm.com>
7013 * genautomata.c (STATS_OPTION): New option.
7014 (stats_flag): New flag.
7015 (gen_automata_option): Handle it.
7016 (initiate_automaton_gen): Ditto.
7017 (write_automata): Output statistics only if stats_flag is
7018 set. Likewise, output time statistics only if time_flag is set.
7019 * doc/md.texi (Processor pipeline description): Document new flag.
7021 2007-01-08 Richard Guenther <rguenther@suse.de>
7023 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7024 * tree.c (build_int_cst_type): Likewise.
7025 (size_in_bytes): Don't call force_fit_type on the result.
7026 (int_fits_type_p): Use fit_double_type.
7027 * fold-const.c (fit_double_type): New function.
7028 (force_fit_type): Use it.
7029 * tree.h (fit_double_type): Export.
7031 2007-01-08 Jan Hubicka <jh@suse.cz>
7033 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7034 * ipa.c (function_and_variable_visibility): Fix return type.
7036 2007-01-08 Richard Guenther <rguenther@suse.de>
7038 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7039 of offset to build the index.
7040 * tree-pretty-print.c (dump_generic_node): Don't build negated
7041 const just for printing.
7042 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7043 * builtins.c (fold_builtin_int_roundingfn): Check if result
7044 fits the type by using force_fit_type and comparing the result.
7045 * predict.c (predict_loops): Use compare_tree_int for comparison.
7046 * tree.c (build_int_cst): Fall back to integer_type_node for
7048 (build_int_cst_wide): Assert type is non-null.
7050 2007-01-08 Roberto Costa <roberto.costa@st.com>
7052 * tree-vrp.c (extract_range_from_cond_expr): New.
7053 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7054 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7056 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7057 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7058 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7059 used as expressions.
7060 * tree-object-size.c (cond_expr_object_size): New.
7061 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7063 2007-01-08 Jan Hubicka <jh@suse.cz>
7065 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7066 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7069 2007-01-08 Richard Guenther <rguenther@suse.de>
7071 PR tree-optimization/23603
7072 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7073 (extract_range_from_binary): Fall back to truthvalue instead of
7074 varying for TRUTH_*_EXPR.
7075 (extract_range_from_comparison): Fall back to truthvalue instead of
7077 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7078 if all visited PHI values were constant.
7080 2007-01-08 Jan Hubicka <jh@suse.cz>
7082 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7083 (cgraph_analyze_function): break out from ...
7084 (cgraph_finalize_compilation_unit): ... here.
7085 (cgraph_expand_function): Remove forgoten commented out line.
7086 (cgraph_optimize): Analyze functions.
7088 2007-01-08 Jan Hubicka <jh@suse.cz>
7090 * tree-pas.h (TODO_remove_function): New flag.
7091 (TODO_update*): Renumber.
7092 (pass_ipa_increase_alignment,
7093 pass_ipa_function_and_variable_visibility): New passes.
7094 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7095 (cgraph_function_and_variable_visibility): Move to ipa.c
7096 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7097 cgraph_increase_alignment.
7098 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7099 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7100 calling tree-inline.
7101 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7102 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7103 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7104 (gate_increase_alignment): New function.
7105 (pass_ipa_increase_alignment): New pass.
7106 * ipa.c: Inline tree-pass.h and timevar.h
7107 (function_and_variable_visibility): Move here from cgraphunit.c
7108 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7109 * passes.c (init_optimization_passes): Add the two new passes.
7110 (execute_todo): Handle cgraph_remove_functions.
7112 2007-01-08 Nick Clifton <nickc@redhat.com>
7114 * config/frv/predicates.md (reg_or_0_operand): Accept
7117 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7119 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7120 * config.gcc: Add bfin*-rtems*.
7122 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7124 * c.opt: Add -flax-vector-conversions.
7125 * c-typeck.c (convert_for_assignment): Pass flag to
7126 vector_types_convertible_p to allow emission of note.
7127 (digest_init): Likewise.
7128 * c-opts.c: Handle -flax-vector-conversions.
7129 * c-common.c (flag_lax_vector_conversions): New.
7130 (vector_types_convertible_p): Unless -flax-vector conversions
7131 has been passed, disallow conversions between vectors with
7132 differing numbers of subparts and/or element types. If such
7133 a conversion is disallowed, possibly emit a note on the first
7134 occasion only to inform the user of -flax-vector-conversions.
7135 The new last argument specifies this.
7136 * c-common.h (flag_lax_vector_conversions): New.
7137 (vector_types_convertible_p): Add extra argument.
7138 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7139 char_type_node for V*QI type vectors.
7140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7141 Update to satisfy new typechecking rules.
7142 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7144 * doc/invoke.texi (C Dialect Options): Document
7145 -flax-vector-conversions.
7147 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7149 PR tree-optimization/29877
7150 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7151 a register variable on the RHS to not be replaceable.
7153 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7154 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7155 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7156 const_simm15, const_pow2, const_npow2): Added.
7157 * config/score/misc.md (insv, extv, extzv, movmemsi,
7158 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7159 * config/score/score.c (score_address_cost, score_select_cc_mode):
7161 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7162 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7163 Update score_print_operand.
7164 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7165 Adjust register allocate order and update some macro define.
7166 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7167 mdx_block_move_straight, mdx_block_move_loop_head,
7168 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7169 mdx_block_move): Added.
7170 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7171 mdp_limm): Updated and fix some bug and typo.
7172 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7173 (movsf, movdf, doloop_end): Added.
7175 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7177 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7178 config/arm/thumb2.md: Fix comment typos.
7179 * doc/extend.texi: Fix a typo.
7181 2007-01-07 Eric Christopher <echristo@apple.com>
7183 * configure.ac: Check for __stack_chk_fail for darwin.
7184 * configure: Regenerate.
7186 2007-01-07 Richard Guenther <rguenther@suse.de>
7188 * tree-vrp.c (extract_range_from_assert): CSE calls to
7189 compare_values where possible.
7190 (extract_range_from_unary_expr): Likewise.
7192 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7194 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7195 * config/avr/avr.c (call_insn_operand): Delete function.
7196 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7197 instead of register number. Use predicates.
7198 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7199 call_insn_operand): Add.
7201 2007-01-06 Jan Hubicka <jh@suse.cz>
7203 * tree-pass.h (pass_build_cgraph_edges): Declare.
7204 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7205 (visited_nodes): Remove.
7206 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7207 build_cgrpah_edges; make visited_nodes local.
7208 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7209 (record_references_in_initializer): Move to cgraphbuild.c
7210 (initialize_inline_failed, rebuild_cgraph_edges,
7211 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7212 (verify_cgraph_node): Make visited_nodes local.
7213 (cgraph_analyze_function): Do not call cgraph_create_edges and
7214 initialize_inline_failed.
7215 (cgraph_expand_function): Do not call cgraph_lower_function;
7216 assert that function is already lowered.
7217 * Makefile.in (cgraphbuild.o): New.
7218 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7219 at the end of lowering passes.
7221 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7223 * ifcvt.c (cond_move_convert_if_block): New function, code
7224 factored out from...
7225 (cond_move_process_if_block): ...here. Call the new function
7226 on the THEN and ELSE blocks.
7227 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7228 already takes care of this.
7230 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7233 * tree.h (TREE_OVERFLOW_P): New.
7234 * c-typeck.c (parser_build_unary_op): Warn only if result
7235 overflowed and operands did not.
7236 (parser_build_binary_op): Likewise.
7237 (convert_for_assignment): Remove redundant overflow_warning.
7238 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7240 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7242 * c-typeck.c (store_init_value): Split over two lines to follow
7243 the GNU coding style.
7245 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7247 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7248 __GXX_EXPERIMENTAL_CXX0X__.
7249 * doc/cpp.texi: Same.
7251 2007-01-05 Richard Guenther <rguenther@suse.de>
7254 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7255 with mismatched types. Instead explicitly build a
7256 conversion NOP_EXPR.
7258 2007-01-05 Ian Lance Taylor <iant@google.com>
7260 * c-common.c (decl_with_nonnull_addr_p): New function.
7261 (c_common_truthvalue_conversion): Call it.
7262 * c-typeck.c (build_binary_op): Likewise.
7263 * c-common.h (decl_with_nonnull_addr_p): Declare.
7265 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7268 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7271 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7273 * doc/install.texi (Final install): Document the fact that
7274 the GNAT runtime should not be stripped.
7276 2007-01-04 Jan Hubicka <jh@suse.cz>
7278 * tree-inline.c (fold_marked_statements): Update operand caches
7279 and EH after folding
7281 2007-01-04 Ian Lance Taylor <iant@google.com>
7283 * c-common.c (check_function_nonnull): Whitespace fix.
7285 2007-01-04 Jan Hubicka <jh@suse.cz>
7287 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7288 comitted older version of patch.
7289 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7290 function, celanup cfg and collect garbage.
7292 2007-01-04 Mike Stump <mrs@apple.com>
7294 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7297 2007-01-04 Eric Christopher <echristo@apple.com>
7299 * libgcc2.c (__bswapsi2): Use SItype.
7300 (__bswapdi2): Use DItype.
7301 * libgcc2.h: Update for above.
7303 2007-01-04 Paul Brook <paul@codesourcery.com>
7305 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7306 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7307 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7308 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7309 umulsi3_highpart): Make conditional on !arm_arch6.
7310 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7311 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7312 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7313 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7314 umulsi3_highpart_v6): New insns.
7316 2007-01-04 Roger Sayle <roger@eyesopen.com>
7318 * fold-const.c (fold_convert): When casting an expression to void,
7319 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7320 have a type. Instead of attempting to build a NOP_EXPR, return
7321 these "special" trees directly.
7323 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7325 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7326 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7327 rs6000_cost->fp not 0 as adjustment for outer NEG.
7329 2007-01-04 Jan Hubicka <jh@suse.cz>
7331 * cgraph.c (cgraph_release_function_body): New function.
7332 (cgraph_remove_node): Use it.
7333 * cgraph.h (cgraph_release_function_body): Declare.
7334 * cgraphunit.c (cgraph_expand_function): Use it.
7335 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7336 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7337 is initialized and while compilation of other function is running.
7338 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7339 statement CFG annotations from here to ...
7340 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7342 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7344 * cfgloop.h (enum li_flags): Make the constants powers of two.
7346 2007-01-04 Jan Hubicka <jh@suse.cz>
7348 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7350 (fold_marked_statements): New function.
7351 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7352 * tree-inline.h (copy_body_data): Add statements_to_fold.
7354 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7356 * config.gcc: Mention libgcc/config.host.
7357 * Makefile.in: Update comments mentioning libgcc.
7358 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7359 (all.cross, start.encap, rest.encap, rest.cross): Update
7360 dependencies for libgcc move.
7361 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7362 (clean-target, clean-target-libgcc): Delete.
7363 (srcdirify, GCC_EXTRA_PARTS): New macros.
7364 (libgcc-support, libgcc.mvars): New rules.
7365 (distclean): Remove mention of mklibgcc.
7366 (install): Don't reference INSTALL_LIBGCC.
7367 (install-common): Don't reference EXTRA_PARTS.
7368 (install-libgcc, install-multilib): Delete rules.
7369 * mklibgcc.in: Delete file.
7370 * doc/configfiles.texi: Don't mention mklibgcc.
7372 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7373 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7374 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7375 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7376 (mklibgcc, ldblspecs): Likewise.
7378 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7379 (posixpre.def): Use $(T).
7380 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7381 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7382 (SHLIB_LINK): Make dummy.
7383 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7385 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7387 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7388 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7389 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7390 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7392 * configure.ac (all_outputs): Remove mklibgcc.
7393 * configure: Regenerated.
7395 2007-01-03 Josh Conner <jconner@apple.com>
7398 * calls.c (compute_argument_addresses): Set stack and stack_slot
7399 for partial args, too.
7400 (store_one_arg): Use locate.size.constant for the size when
7401 generating a save_area.
7403 2007-01-03 Robert Kennedy <jimbob@google.com>
7405 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7406 whose definitions are deleted due to basic block merging.
7408 2007-01-03 Paul Brook <paul@codesourcery.com>
7411 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7413 (use_return_insn): Return 0 for Thumb interrupt functions.
7414 (print_multi_reg): Add rfe argument for IRQ returns.
7415 (arm_output_epilogue): Pop interrupt return address directly into PC.
7416 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7418 2007-01-03 Paul Brook <paul@codesourcery.com>
7420 Merge from sourcerygxx-4_1.
7421 * config/arm/thumb2.md: New file.
7422 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7424 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7425 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7426 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7427 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7429 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7430 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7432 * config/arm/ieee754-sf.S: Ditto.
7433 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7434 (thumb1_base_register_rtx_p): ... to this.
7435 (thumb_index_register_rtx_p): Rename...
7436 (thumb1_index_register_rtx_p): ... to this.
7437 (thumb_output_function_prologue): Rename...
7438 (thumb1_output_function_prologue): ... to this.
7439 (thumb_legitimate_address_p): Rename...
7440 (thumb1_legitimate_address_p): ... to this.
7441 (thumb_rtx_costs): Rename...
7442 (thumb1_rtx_costs): ... to this.
7443 (thumb_compute_save_reg_mask): Rename...
7444 (thumb1_compute_save_reg_mask): ... to this.
7445 (thumb_final_prescan_insn): Rename...
7446 (thumb1_final_prescan_insn): ... to this.
7447 (thumb_expand_epilogue): Rename...
7448 (thumb1_expand_epilogue): ... to this.
7449 (arm_unwind_emit_stm): Rename...
7450 (arm_unwind_emit_sequence): ... to this.
7451 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7452 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7453 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7454 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7455 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7456 thumb2_output_casesi): New functions.
7457 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7458 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7459 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7460 THUMB2_WORK_REGS): Define.
7461 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7462 arm_condexec_mask, arm_condexec_masklen)): New variables.
7463 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7464 (arm_override_options): Check new CPU capabilities.
7465 Set new architecture flag variables.
7466 (arm_isr_value): Handle v7m interrupt functions.
7467 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7469 (const_ok_for_arm): Handle Thumb-2 constants.
7470 (arm_gen_constant): Ditto. Use movw when available.
7471 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7473 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7474 (thumb_find_work_register, arm_load_pic_register,
7475 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7476 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7477 print_multi_reg, output_mov_long_double_fpa_from_arm,
7478 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7479 output_mov_double_fpa_from_arm, output_move_double,
7480 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7481 output_return_instruction, arm_output_function_prologue,
7482 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7483 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7484 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7485 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7486 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7487 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7489 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7490 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7491 (arm_file_start): Output directive for unified syntax.
7492 (arm_unwind_emit_set): Handle stack alignment instruction.
7493 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7494 Add v6t2, v7, v7a, v7r and v7m.
7495 (RETLDM): Add Thumb-2 code.
7496 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7497 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7498 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7499 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7500 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7501 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7502 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7503 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7504 ADJUST_INSN_LENGTH): Define.
7505 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7506 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7507 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7508 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7509 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7510 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7511 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7512 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7513 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7514 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7515 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7516 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7517 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7518 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7519 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7520 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7521 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7523 * config/arm/arm-tune.md: Regenerate.
7524 * config/arm/arm-protos.h: Update prototypes.
7525 * config/arm/vfp.md: Enable patterns for Thumb-2.
7526 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7527 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7528 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7529 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7530 * config/arm/libunwind.S: Add Thumb-2 code.
7531 * config/arm/constraints.md: Update include Thumb-2.
7532 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7533 * config/arm/ieee754-df.S: Ditto.
7534 * config/arm/bpabi.S: Ditto.
7535 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7536 * config/arm/predicates.md (low_register_operand,
7537 low_reg_or_int_operand, thumb_16bit_operator): New.
7538 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7539 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7540 * config/arm/t-arm-elf: Add armv7 multilib.
7541 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7543 (UNSPEC_STACK_ALIGN, ce_count): New.
7544 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7545 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7547 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7548 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7549 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7550 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7551 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7552 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7554 * doc/extend.texi: Document ARMv7-M interrupt functions.
7555 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7557 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7559 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7560 (struct _Unwind_Context): Rename args_size to flags, remove
7561 signal_frame field, add a new args_size field and version field.
7562 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7563 _Unwind_IsExtendedContext): New inline functions.
7564 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7565 Assume by_value array is only present if _Unwind_IsExtendedContext.
7566 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7567 _Unwind_IsSignalFrame.
7568 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7569 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7570 (uw_init_context_1): Initialize context->flags to
7571 EXTENDED_CONTEXT_BIT.
7572 * config/rs6000/linux-unwind.h (frob_update_context): Use
7573 _Unwind_SetSignalFrame.
7575 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7578 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7579 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7582 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7584 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7585 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7586 RET, AT_SP): Remove.
7587 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7590 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7591 * cfgbuild.c (find_basic_blocks): Likewise.
7592 * cfgrtl.c (rtl_create_basic_block): Likewise.
7593 * function.c (temp_slots_at_level): Likewise.
7594 * reg-stack.c (stack_regs_mentioned): Likewise.
7595 * regclass.c (allocate_reg_info): Likewise.
7596 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7597 set_bb_for_stmt, move_block_to_fn): Likewise.
7598 * tree-complex.c (tree_lower_complex): Likewise.
7599 * vec.h (VEC_safe_grow_cleared): New.
7601 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7603 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7605 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7606 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7608 * cfgloopmanip.c (scale_loop_frequencies): Export.
7609 (loopify): Scale the frequencies by prescribed coefficients.
7610 (set_zero_probability): New function.
7611 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7612 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7613 and frequencies according to arguments.
7614 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7616 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7617 * modulo-sched.c (sms_schedule): Set probabilities for entering
7618 versioned loop correctly.
7619 * tree-vect-transform.c (vect_transform_loop): Ditto.
7620 * cfgloop.h (loopify, loop_version): Declaration changed.
7621 (scale_loop_frequencies): Declared.
7623 2007-01-02 Jan Hubicka <jh@suse.cz>
7625 * cgraph.c: Include tree-flow.h
7626 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7628 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7629 * tree-pass.h (pass_all_early_optimizations): Declare.
7630 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7632 (cgraph_analyze_function): Do early_local_passes.
7633 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7634 Do not add referenced vars.
7635 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7637 (gate_all_early_local_passes): New gate.
7638 (pass_early_local_passes): Use new gate.
7639 (execute_early_local_optimizations): New functions.
7640 (gate_all_early_optimizations): New gate.
7641 (pass_all_early_optimizations): New pass.
7642 (execute_free_datastructures): Free SSA only when initialized.
7643 (gate_init_datastructures): Init only when optimizing.
7644 (tree_lowering_passes): Do early local passes when called late.
7645 * tree-profile.c (do_tree_profiling): Don't profile functions added
7647 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7648 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7650 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7651 during early_local_passes.
7652 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7655 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7657 * Makefile.in: Update copyright year.
7659 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7661 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7662 in $(lang_checks) and check-consistency targets.
7664 2007-01-02 Jan Hubicka <jh@suse.cz>
7666 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7667 Do not add referenced vars.
7668 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7670 * passes.c (init_optimization_passes): Put mudflap_2 after
7671 free_datastructures.
7673 2007-01-02 Jan Hubicka <jh@suse.cz>
7675 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7676 Set NOTHROW flag on call statements proved to be nothrow.
7677 Update statement of local calls so new pure/const functions are
7678 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7680 (tree_rest_of_compilation): Register hooks and initialize bitmap
7681 early. Do not set after_inlining flag.
7683 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7685 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7686 HOST_BITS_PER_LONGLONG
7688 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7691 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7692 warning for non-static initializers.
7694 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7696 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7697 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7698 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7699 Always use set_unique_reg_note to add REG_EQUAL notes.
7701 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7704 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7706 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7707 * cfgbuild.c (find_basic_blocks): Likewise.
7708 * cfgrtl.c (rtl_create_basic_block): Likewise.
7709 * function.c (temp_slots_at_level): Likewise.
7710 * reg-stack.c (stack_regs_mentioned): Likewise.
7711 * regclass.c (allocate_reg_info): Likewise.
7712 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7713 set_bb_for_stmt, move_block_to_fn): Likewise.
7714 * tree-complex.c (tree_lower_complex): Likewise.
7715 * vec.h (VEC_safe_grow_cleared): New.
7717 2007-01-02 Ian Lance Taylor <iant@google.com>
7719 * c-common.c (c_common_truthvalue_conversion): When warning about
7720 using an assignment as a truth value, set TREE_NO_WARNING.
7722 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7725 * c.opt (Wold-style-declaration): New.
7726 * doc/invoke.texi (C-only Warning Options): New.
7727 (Wold-style-declaration): Document it.
7728 (Wextra): Enabled by -Wextra.
7729 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7730 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7731 -Wold-style-declaration.
7733 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7735 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7736 * cfgbuild.c (find_basic_blocks): Likewise.
7737 * cfgrtl.c (rtl_create_basic_block): Likewise.
7738 * function.c (temp_slots_at_level): Likewise.
7739 * reg-stack.c (stack_regs_mentioned): Likewise.
7740 * regclass.c (allocate_reg_info): Likewise.
7741 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7742 set_bb_for_stmt, move_block_to_fn): Likewise.
7743 * tree-complex.c (tree_lower_complex): Likewise.
7744 * vec.h (VEC_safe_grow_cleared): New.
7746 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7748 * c-common.c (c_common_nodes_and_builtins): Since variants of
7749 void_type_node get built before it is given a name, we need to
7750 give those variants the name, too.
7751 (complete_array_type): We need to work with the canonical main
7752 type of the array, from which we will build the qualified version.
7753 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7754 * print-tree.c (print_node): Display canonical type information
7756 * stor-layout.c (layout_type): When we don't know the
7757 alignment of a type for which we're building an array, we end up
7758 guessing wrong, so make the type require structural equality.
7759 * tree.c (make_node_stat): When we build a new type, it is its
7761 (build_type_attribute_qual_variant): When building an attribute
7762 variant, its canonical type is the non-attribute variant. However,
7763 if the attributes are target-dependent and they differ, we need to
7764 use structural equality checks for this type.
7765 (build_qualified_type): A qualified type is not equivalent to its
7766 unqualified variant; set the canonical type appropriately.
7767 (build_distinct_type_copy): When building a distinct type from
7768 another type, the new type is its own canonical type.
7769 (build_variant_type_copy): When building a new type variant, we
7770 assume that it is equivalent to the original type.
7771 (build_pointer_type_for_mode): When building a pointer type, also
7772 build a canonical type pointer.
7773 (build_reference_type_for_mode): When building a reference type,
7774 also build a canonical type reference.
7775 (build_index_type): When we can't hash an index type (e.g.,
7776 because its maximum value is negative), the index type requires
7777 structural equality tests.
7778 (build_array_type): Build the canonical form of an array type.
7779 (build_function_type): Function types require structural equality,
7780 because they contain default arguments, attributes, etc.
7781 (build_method_type_directly): Ditto for method types.
7782 (build_offset_type): Build the canonical offset type.
7783 (build_complex_type): Build the canonical vector type.
7784 (make_vector_type): Build the canonical vector type.
7785 * tree.h (TYPE_CANONICAL): New.
7786 (TYPE_STRUCTURAL_EQUALITY_P): New.
7787 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7788 (struct tree_type): Added "canonical" field.
7789 * params.h (VERIFY_CANONICAL_TYPES): New.
7790 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7791 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7792 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7793 * doc/invoke.texi (verify-canonical-types): Document --param
7794 parameter for verifying canonical types.
7796 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7798 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7799 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7800 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7801 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7803 * config/rs6000/e500.h: New.
7804 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7805 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7807 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7808 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7809 TARGET_E500_DOUBLE): Remove.
7810 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7811 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7812 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7813 * config/rs6000/rs6000.c (rs6000_override_options): Use
7816 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7818 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7819 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7820 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7821 rs6000_emit_cmove): Don't check TARGET_E500.
7822 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7823 sordered): Don't check TARGET_E500.
7825 2007-01-01 Eric Christopher <echristo@apple.com>
7827 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7828 HARD_REGISTER_NUM_P.
7830 2007-01-01 Roger Sayle <roger@eyesopen.com>
7832 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7833 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7834 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7837 2007-01-01 Mike Stump <mrs@apple.com>
7839 * configure.ac: Remove support for building with Apple's gcc-3.1.
7841 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7844 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7845 REG is a hard register. Do not modify REG before calling
7847 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7848 multiple of the size of YMODE for certain lowpart cases.
7850 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7853 * gimplify (voidify_wrapper_expr): Update for
7856 2007-01-01 Andreas Schwab <schwab@suse.de>
7859 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7860 save of BR0 in extra_spill_size instead of spill_size.
7861 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7863 (ia64_expand_epilogue): Restore BR0 from its new location.
7865 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7867 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7868 Use a temporary variable if the left hand side is not a gimple
7871 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7873 * gimplify.c (gimplify_return_expr): Make the temporary variable
7874 for the return expression, a gimple register variable.
7876 2007-01-01 Jan Hubicka <jh@suse.cz>
7878 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7881 2007-01-01 Mike Stump <mrs@apple.com>
7883 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7885 * config/darwin.c (machopic_select_rtx_section): Use
7887 (darwin_mergeable_constant_section): Likewise.
7888 * configure: Regenerate.
7889 * config.in: Regenerate.
7891 2007-01-01 Jan Hubicka <jh@suse.cz>
7892 Andrew Pinski <pinskia@gmail.com>
7894 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7895 before starting IPA passes.