1 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11 passed, use shared libgcc.
13 2007-03-08 Roger Sayle <roger@eyesopen.com>
15 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17 (honor_protect_cleanup_actions, lower_try_finally_switch):
19 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20 ifc_temp_var): Likewise.
21 * tree-inline.c (setup_one_parameter): Likewise.
22 * tree-mudflap.c (mf_decl_cache_locals,
23 mf_build_check_statement_for): Likewise.
24 * tree-nested.c (init_tmp_var, save_tmp_var,
25 finalize_nesting_tree_1): Likewise.
26 * tree-outof-ssa.c (insert_copy_on_edge,
27 insert_backedge_copies): Likewise.
28 * tree-profile.c (tree_gen_edge_profiler,
29 tree_gen_ic_profiler): Likewise.
30 * tree-scalar-evolution.c (scev_const_prop): Likewise.
31 * tree-sra.c (sra_build_assignment): Likewise.
32 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
33 * tree-ssa-math-opts.c (insert_reciprocals,
34 execute_cse_sincos_1): Likewise.
35 * tree-tailcall.c (adjust_accumulator_values,
36 adjust_return_value): Likewise.
37 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
38 * tree-vect-transform.c (vect_create_data_ref_ptr,
39 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
40 vect_create_epilog_for_reduction, vectorizable_reduction,
41 vectorizable_call, vectorizable_conversion,
42 vectorizable_assignment, vectorizable_operation,
43 vectorizable_type_demotion, vect_gen_widened_results_half,
44 vect_permute_store_chain, vectorizable_store,
45 vect_setup_realignment, vect_permute_load_chain,
46 vectorizable_load, vectorizable_condition,
47 vect_create_cond_for_align_checks): Likewise.
48 * tree-vrp.c (build_assert_expr_for): Likewise.
50 2007-03-08 Ian Lance Taylor <iant@google.com>
52 * tree-vrp.c: Include "intl.h".
53 (usable_range_p): New static function.
54 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
55 overflowed values, juts set *strict_overflow_p.
56 (compare_values): Only return -2 if one of the operands is not a
58 (compare_ranges): Call usable_range_p.
59 (compare_range_with_value): Likewise.
60 (vrp_evaluate_conditional_warnv): Rename from
61 vrp_evaluate_conditional. Make static. Change all callers.
62 (vrp_evaluate_conditional): New function.
63 (simplify_div_or_mod_using_ranges): Issue warning about reliance
65 (simplify_abs_using_ranges): Likewise.
66 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
67 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
68 within_stmt parameter.
69 * tree-ssa-propagate.c (fold_predicate_in): Update call to
70 vrp_evaluate_conditional.
71 * tree-ssa-threadedge.c
72 (record_temporary_equivalences_from_stmts_at_dest): Change
73 simplify parameter to take a second tree parameter.
74 (simplify_control_stmt_condition): Likewise.
75 (thread_across_edge): Likewise.
76 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
77 (thread_across_edge): Likewise.
78 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
80 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.h (TARGET_SAHF): New define.
83 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
84 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
85 (x86_sahf): New global variable.
86 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
87 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
88 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
89 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
91 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
92 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
93 when expanding fcomi/sahf based tests.
94 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
95 expanding sahf based alternative. Emit sahf based sequence when
96 optimizing for code size.
97 * config/i386/i386.md (x86_sahf_1): Do not disable for
98 TARGET_64BIT, enable for TARGET_SAHF.
100 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
102 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
103 spurious whitespace from error message.
105 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
108 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
110 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
112 * c-decl.c (grokdeclarator): Disable warnings for anonymous
114 * tree-sra.c (instantiate_element): Propagate disabled warnings
115 from the element itself to the created variable.
117 2007-03-07 Richard Henderson <rth@redhat.com>
120 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
121 silently fix up the stack in the case of a missing register.
123 2007-03-07 Paul Brook <paul@codesourcery.com>
125 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
127 2007-03-07 Joseph Myers <joseph@codesourcery.com>
129 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
131 (phase1_vrs): Use them.
132 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
133 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
134 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
135 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
136 __gnu_Unwind_Restore_WMMXC if required.
137 (_Unwind_VRS_Pop): Implement iWMMXt support.
138 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
139 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
140 gnu_Unwind_Save_WMMXC): Define.
142 2007-03-07 Richard Sandiford <richard@codesourcery.com>
144 * config/vxworks.h (vxworks_override_options): Declare.
145 (VXWORKS_OVERRIDE_OPTIONS): Use it.
146 * config/vxworks.c: Include target.h and toplev.h.
147 (vxworks_override_options): New function.
148 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
150 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
152 * config/s390/s390.c (override_options): Don't emit an error when
153 -mstack-size is used without providing -mstack-guard.
154 (s390_emit_prologue): Choose stack_guard value automatically if not
155 provided via command line.
156 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
158 2007-03-07 Richard Sandiford <richard@codesourcery.com>
160 * config/i386/i386.c (output_set_got): Add a GOT initialization
161 sequence for VxWorks PIC.
162 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
163 around labels as well as symbols. Use gotoff_operand instead
164 of local_symbolic_operand.
165 (legitimize_pic_address): Use gotoff_operand instead of
166 local_symbolic_operand. Use @GOT accesses for labels as
168 (ix86_output_addr_diff_elt): Use PC-relative rather than
169 GP-relative offsets for VxWorks PIC.
170 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
171 no_new_pseudos. Check whether the returned register is op0.
172 * config/i386/i386.md (tablejump): Use PC-relative rather than
173 GP-relative offsets for VxWorks PIC.
174 * config/i386/predicates.md (gotoff_operand): New predicate.
176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
178 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
180 * config/vxworks-dummy.h: New file.
181 * config/i386/i386.h: Include it.
183 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
185 * dwarf2out.c (is_inlined_entry_point): New
186 (add_high_low_attributes): Emit DW_AT_entry_pc along with
187 DW_AT_ranges if the first subblock is the entry point.
189 2007-03-06 David Daney <ddaney@avtrex.com>
191 * doc/install.texi (mips-*-*): Change recommended binutils
194 2007-03-06 Anatoly Sokolov <aesok@post.ru>
196 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
197 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
199 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
200 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
202 2007-03-06 Jan Hubicka <jh@suse.cz>
204 * errors.h (warning, error, fatal, internal_error): Mark as cold.
205 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
207 (probably_cold_bb_p): Cold functions are cold.
208 (probably_never_executed_bb_p): Cold functions are cold.
209 (tree_bb_level_predictions): Predict calls to cold functions as not
211 (compute_function_frequency): Check hot/cold attributes.
212 * function.h (function_frequency): Update comments.
213 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
214 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
215 (c_common_att): Add cold and hot.
217 * doc/extend.texi (hot,cold attributes): Document.
219 2007-03-06 Andrew Haley <aph@redhat.com>
221 * function.c (expand_function_end): Move blockage to just after we
222 emit the label for the naked return from the function.
224 2007-03-06 Richard Sandiford <richard@codesourcery.com>
226 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
229 2007-03-06 Jan Hubicka <jh@suse.cz>
231 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
232 loaded for constant large models. Non-large 64bit PIC can do.
233 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
234 * cmodel.h: Add LARGE PIC.
235 * i386.md (UNSPEC_PLTOFF): New.
236 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
238 (*call_1_rex64): Disable for large models.
239 (*call_1_rex64_large): New.
240 (*call_value_1_rex64): Disable for large models.
241 (*call_value_1_rex64_large): New.
243 (set_got_offset_rex64): New.
244 * predicates.md (constant_call_address_operand): For large model
245 constant calls are not possible.
246 * i386-protos.h (construct_plt_address): Declare.
247 * i386.c (override_options): Accept large models.
248 (ix86_expand_prologue): Expand large PIC GOT pointer load.
249 (legitimate_constant_p): Add new UNSPECs.
250 (legitimate_pic_operand_p): Likewise.
251 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
252 (legitimize_pic_address): Do easy RIP relative way for TLS only for
254 (output_pic_addr_const): Add PLTOFF.
255 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
256 (ix86_expand_move): Legitimize pic address when in PIC mode.
257 (construct_plt_address): New function.
258 (ix86_expand_call): Offload the address to register and use GOT pointer
260 * invoke.texi (mcmodel=large): Update documentation.
262 2007-03-06 Richard Henderson <rth@redhat.com>
264 * config/i386/i386.c (x86_use_leave, x86_push_memory,
265 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
266 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
267 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
268 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
269 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
270 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
271 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
272 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
273 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
274 x86_partial_reg_dependency, x86_memory_mismatch_stall,
275 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
276 x86_sse_partial_reg_dependency, x86_sse_split_regs,
277 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
278 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
279 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
280 x86_schedule, x86_use_bt, x86_pad_returns): Merge into ...
281 (ix86_tune_features): ... here. New array.
282 (x86_cmove, x86_use_xchgb, x86_cmpxchg, x86_cmpxchg8b,
283 x86_xadd, x86_bswap): Merge into ...
284 (ix86_arch_features): ... here. New array.
285 (x86_3dnow_a): Remove.
286 (x86_accumulate_outgoing_args): Make static.
287 (x86_arch_always_fancy_math_387): Make static.
288 (ix86_tune_mask, ix86_arch_mask): Move ...
289 (override_options): ... to local variables here. Apply the
290 appropriate mask to each element of ix86_arch_features and
291 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
292 as were done in the old macros.
293 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
294 * config/i386/i386.h (x86_use_leave, x86_push_memory,
295 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
296 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
297 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
298 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
299 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
300 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
301 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
302 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
303 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
304 x86_partial_reg_dependency, x86_memory_mismatch_stall,
305 x86_accumulate_outgoing_args, x86_prologue_using_move,
306 x86_epilogue_using_move, x86_decompose_lea,
307 x86_arch_always_fancy_math_387, x86_shift1,
308 x86_sse_partial_reg_dependency, x86_sse_split_regs,
309 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
310 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
311 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
312 x86_use_incdec, x86_pad_returns, x86_bswap,
313 x86_partial_flag_reg_stall): Remove.
314 (enum ix86_tune_indices): New.
315 (ix86_tune_features): New.
316 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
317 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
318 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
319 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
320 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
321 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
322 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
323 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
324 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
325 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
326 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
327 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
328 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
329 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
330 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
331 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
332 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
333 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
334 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
335 TARGET_EXT_80387_CONSTANTS): Use it.
336 (enum ix86_arch_indices): New.
337 (ix86_arch_features): New.
338 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
339 TARGET_BSWAP): Use it.
340 (ix86_tune_mask, ix86_arch_mask): Remove.
342 2007-03-06 Joseph Myers <joseph@codesourcery.com>
345 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
346 Define using $${sysroot_headers_suffix}.
347 * configure: Regenerate.
348 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
349 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
351 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
352 * gcc.c (print_sysroot_headers_suffix): New.
353 (option_map): Include --print-sysroot-headers-suffix.
354 (display_help): Mention -print-sysroot-headers-suffix.
355 (process_command): Handle -print-sysroot-headers-suffix.
356 (do_spec_1): Append multilib directory to include-fixed path if
357 sysroot suffixes in use.
358 (main): Handle -print-sysroot-headers-suffix.
359 * Makefile.in (start.encap): Don't depend on xlimits.h
361 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
362 limits.h for each multilib in fixinc_list.
363 (fixinc_list, s-fixinc_list): New.
364 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
365 generate them for each multilib in fixinc_list.
366 (stmp-fixproto): Use include-fixed. Run fixproto for each
367 multilib in fixinc_list.
368 (mostlyclean): Don't remove xlimits.h.
369 (clean): Remove include-fixed.
370 (real-install-headers-tar, real-install-headers-cpio,
371 real-install-headers-cp): Don't copy include, only include-fixed.
372 (install-mkheaders): Depend on fixinc_list. Don't depend on
373 xlimits.h. Save limits.h files for each multilib in fixinc_list.
374 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
375 SYSTEM_HEADER_DIR setting in mkheaders.conf.
377 2007-03-06 Jan Hubicka <jh@suse.cz>
379 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
382 2007-03-06 Richard Sandiford <richard@codesourcery.com>
384 * configure.ac: Allow tm_file to contain build-directory files.
385 * configure: Regenerate.
386 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
387 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
388 * config/m68k/print-sysroot-suffix.sh: New file.
390 2007-03-06 Richard Sandiford <richard@codesourcery.com>
392 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
393 of pic_offset_table_rtx if reload_completed.
394 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
395 PIC_OFFSET_TABLE_REGNUM.
396 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
398 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
399 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
401 2007-03-06 Richard Sandiford <richard@codesourcery.com>
403 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
404 functions that call eh_return.
406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
408 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
409 functions that need a constant pool.
411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
414 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
415 (m68k_preferred_reload_class): Likewise.
416 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
417 (SECONDARY_RELOAD_CLASS): Define.
418 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
419 (LIMIT_RELOAD_CLASS): Delete.
420 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
421 registers from storing bytes.
422 (m68k_secondary_reload_class): New function.
423 (m68k_preferred_reload_class): Likewise.
425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
427 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
429 (m68k_expand_prologue): Likewise.
431 2007-03-06 Richard Sandiford <richard@codesourcery.com>
433 * config/m68k/m68k-protos.h (output_sibcall): Declare.
434 (mips_expand_epilogue): Add a bool parameter.
435 (m68k_legitimize_sibcall_address): Declare.
436 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
437 (m68k_expand_epilogue): Add a parameter to select between sibling
438 and normal epilogues. Only generate a return for the latter.
439 (m68k_ok_for_sibcall_p): New function.
440 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
441 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
442 (sibcall_value, *sibcall_value): Likewise.
443 (*call, *call_value): Require !SIBLING_CALL_P.
444 (epilogue): Update call to m68k_expand_epilogue.
445 (sibcall_epilogue): New pattern.
446 * config/m68k/predicates.md (const_call_operand): Say that this
447 predicate applies to sibling calls too.
448 (sibcall_operand): New predicate.
450 2007-03-06 Richard Sandiford <richard@codesourcery.com>
452 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
453 alternatives as movsi_cf.
454 (movsf_cf_hard): Add commentary.
456 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
457 Richard Sandiford <richard@codesourcery.com>
459 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
460 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
461 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
462 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
463 as being live on exit from an interrupt function.
464 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
465 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
466 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
467 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
468 (m68k_interrupt_function_p): Globalize.
469 (m68k_compute_frame_layout): Remove reverse mask code.
470 (m68k_emit_movem, m68k_set_frame_related): New functions.
471 (m68k_output_function_prologue): Delete in favor of...
472 (m68k_expand_prologue): ...this new function.
473 (m68k_output_function_epilogue): Delete in favor of...
474 (m68k_expand_epilogue): ...this new function.
475 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
477 (print_operand): Handle %?.
478 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
479 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
480 (prologue, epilogue): New patterns.
481 (return): Turn into a define_expand.
482 (*return): New pattern, derived from old "return" pattern. Use rte
483 rather than rts for interrupt functions. Only use rtd if the pop
485 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
486 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
487 (link, *link, unlink, *unlink, load_got): Likewise.
489 2007-03-06 Richard Sandiford <richard@codesourcery.com>
493 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
494 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
495 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
496 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
497 and m68k_matches_u_p.
498 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
499 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
500 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
501 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
502 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
503 (REG_STRICT_P): New macro.
504 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
505 PCREL_GENERAL_OPERAND_OK.
506 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
507 m68k_legitimate_base_reg_p.
508 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
509 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
510 (PIC_CASE_VECTOR_ADDRESS): Update comment.
511 * config/m68k/m68k.c (m68k_address): New structure.
512 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
513 (m68k_decompose_index, m68k_legitimate_constant_address_p)
514 (m68k_jump_table_ref_p, m68k_decompose_address)
515 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
516 (m68k_matches_u_p): New functions.
517 (print_operand_address): Rewrite to use m68k_decompose_index.
519 2007-03-05 David Taylor <dtaylor@emc.com>
521 * gcc.c: Correct copyright date in --version output.
523 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
525 * pa.md: In unamed move patterns, disparge copies between general
526 and floating point registers using '?' modifier. Don't include 'f'
527 constraint for register preferences in DImode, SImode, HImode and
528 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
529 Remove constraints for copies between general and floating registers
530 in soft-float DFmode pattern.
531 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
535 2007-03-05 Mike Stump <mrs@apple.com>
537 * c-common.c (targetcm): Add.
538 * c-opts.c (c_common_handle_option): Handle language specific
540 * opts.c (handle_option): Verify language for target options, if
542 * opth-gen.awk: Add CL_LANG_ALL.
543 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
544 (TARGETCM_INITIALIZER): Add.
545 * target.h (struct gcc_targetcm): Add.
547 * targhooks.c (default_handle_c_option): Add.
548 * targhooks.h (default_handle_c_option): Add.
549 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
551 * config/darwin.opt (iframework): Add.
552 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
553 * config/darwin-c.c (handle_c_option): Add.
554 (TARGET_HANDLE_C_OPTION): Add.
556 * doc/invoke.texi (Darwin Options): Add -iframework.
558 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
560 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
563 2007-03-05 Ian Lance Taylor <iant@google.com>
565 * c.opt (fgnu89-inline): New option.
566 * c-opts.c (c_common_post_options): Set default value for
568 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
569 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
571 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
572 (grokdeclarator, start_function): Likewise.
573 * c-cppbuiltin.c (c_cpp_builtins): Define either
574 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
575 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
576 (C Dialect Options): Document -fgnu89-inline.
577 * doc/extend.texi (Function Attributes): Explain what the
578 gnu_inline attribute does.
579 * doc/cpp.texi (Common Predefined Macros): Document
580 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
582 2007-03-05 Ian Lance Taylor <iant@google.com>
584 PR tree-optimization/31034
585 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
586 half-range if the other side is an overflow infinity.
588 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
590 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
591 (bfin*-linux-uclibc*): New configuration.
592 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
594 * config/bfin/linux.h: New file.
595 * config/bfin/libgcc-bfin.ver: New file.
596 * config/bfin/t-bfin-uclinux: New file.
597 * config/bfin/t-bfin-linux: New file.
598 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
599 (TARGET_OS_CPP_BUILTINS): New macro.
601 2007-03-05 Richard Guenther <rguenther@suse.de>
603 * fold-const.c (fold_binary): Remove duplicate folding
604 of comparison of non-null ADDR_EXPR against null.
606 2007-03-05 Richard Guenther <rguenther@suse.de>
607 Dorit Nuzman <dorit@il.ibm.com>
609 PR tree-optimization/26420
610 * tree-vectorizer.c (vectorize_loops): Bail out early if there
611 are no loops in the function. Only print the number of
612 vectorized loops if it is greater than zero or we are supposed
613 to print information about unvectorized loops.
615 2007-03-05 Revital Eres <eres@il.ibm.com>
617 * gcc.dg/var-expand1.c: New test.
618 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
619 when an accumulator is expanded.
621 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
624 * c-common.c (convert_and_check): Don't give warnings for
625 conversion if 'expr' already overflowed.
627 2007-03-04 Roger Sayle <roger@eyesopen.com>
630 * fold-const.c (fold_comparison): Enforce type consistency when
631 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
633 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
635 * tree-ssa-address.c (create_mem_ref): Do not put an expression
636 containing a cast to the base of TARGET_MEM_REF.
638 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
640 * tree.c (tree_contains_struct_check_failed): Remove spurious
641 whitespace from error message.
643 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
647 instead of precision.
649 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
650 Nathan Sidwell <nathan@codesourcery.com>
652 * emit-rtl.c (find_auto_inc): New.
653 (try_split): recreate REG_INC notes,
654 Use regular for loops rather than whiles.
656 2007-03-03 Andreas Schwab <schwab@suse.de>
658 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
659 * configure: Regenerate.
661 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
663 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
664 flag_rounding_math, not flag_unsafe_math_optimizations.
666 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
668 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
669 alpha_fold_vector_minmax): Likewise.
670 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
671 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
673 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
675 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
676 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
677 if the lhs has side-effects.
678 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
680 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.h (TUNEMASK): Remove define.
683 (ARCHMASK): Remove define.
684 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
685 Use ix86_arch_mask variable instead of ARCHMASK.
686 * config/i386/i386.c (override_options): Ditto.
687 (standard_80387_constant_p): Ditto.
689 2007-03-02 Ian Lance Taylor <iant@google.com>
691 Used signed infinities in VRP.
692 * tree-vrp.c (uses_overflow_infinity): New static function.
693 (supports_overflow_infinity): New static function.
694 (make_overflow_infinity): New static function.
695 (negative_overflow_infinity): New static function.
696 (positive_overflow_infinity): New static function.
697 (is_negative_overflow_infinity): New static function.
698 (is_positive_overflow_infinity): New static function.
699 (is_overflow_infinity): New static function.
700 (overflow_infinity_range_p): New static function.
701 (compare_values_warnv): New function split out of compare_values.
702 (compare_value): Call it.
703 (set_value_range_to_nonnegative): Add overflow_infinity
704 parameter. Change caller.
705 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
707 (vrp_expr_computes_nonzero): Likewise.
708 (compare_ranges, compare_range_with_value): Likewise.
709 (compare_name_with_value, compare_names): Likewise.
710 (vrp_evaluate_conditional): Likewise.
711 (set_value_range): Handle infinity
712 (vrp_operand_equal_p, operand_less_p): Likewise.
713 (extract_range_from_assert): Likewise.
714 (vrp_int_const_binop): Likewise.
715 (extract_range_from_binary_expr): Likewise.
716 (extract_range_from_unary_expr): Likewise.
717 (extract_range_from_comparison): Likewise.
718 (extract_range_from_expr): Likewise.
719 (dump_value_range): Likewise.
720 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
721 (test_for_singularity): Likewise.
722 (vrp_int_const_binop): Remove inline qualifier.
723 (adjust_range_with_scev): Add comment.
724 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
726 2007-03-02 Diego Novillo <dnovillo@redhat.com>
728 * tree-ssa-structalias.c (could_have_pointers): Tidy.
729 (get_constraint_for): Likewise.
730 (do_structure_copy): Likewise.
731 (find_func_aliases): Fix references to MODIFY_EXPR.
732 (intra_create_variable_infos): Tidy.
733 * tree-ssa-operands.c (add_virtual_operand): Add argument
735 When adding members of alias sets, if IS_CALL_SITE is true and
736 the symbol is not call-clobbered, skip it.
739 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
741 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
742 entry by means of emit_insn_at_entry.
744 2007-03-02 Richard Henderson <rth@redhat.com>
746 * expr.h (promoted_input_arg): Remove decl.
747 * function.c (promoted_input_arg): Merge into ...
748 * combine.c (setup_incoming_promotions): ... only caller.
749 Rearrange to avoid double loop.
751 2007-03-02 Ben Elliston <bje@au.ibm.com>
752 Peter Bergner <bergner@vnet.ibm.com>
753 Janis Johnson <janis187@us.ibm.com>
755 * config/rs6000/dfp.md: New file.
756 * config/rs6000/rs6000.md: Include dfp.md.
757 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
758 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
759 and TDmode decimal float modes in FP registers.
760 (num_insns_constant): Likewise.
761 (rs6000_legitimate_offset_address_p): Likewise.
762 (rs6000_legitimize_address): Likewise.
763 (rs6000_legitimize_reload_address): Likewise.
764 (rs6000_legitimate_address): Likewise.
765 (rs6000_emit_move): Likewise.
766 (function_arg_boundary): Likewise.
767 (function_arg_advance): Likewise.
768 (rs6000_darwin64_record_arg_recurse): Likewise.
769 (function_arg): Likewise.
770 (rs6000_gimplify_va_arg): Likewise.
771 (rs6000_split_multireg_move): Likewise.
772 (rs6000_output_function_epilogue): Likewise.
773 (rs6000_output_function_epilogue): Likewise.
774 (rs6000_register_move_cost): Likewise.
775 (rs6000_function_value): Likewise.
776 (rs6000_libcall_value): Likewise.
778 2007-03-02 Richard Sandiford <richard@codesourcery.com>
780 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
782 2007-03-02 Richard Sandiford <richard@codesourcery.com>
784 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
785 Use $MULTIDIR to choose between the kernel and RTP headers,
786 and use $WIND_BASE and $WIND_USR to locate them.
788 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
790 * config/i386/i386.c (override_options): Put initialization of
791 ix86_tune_mask and ix86_arch_mask to the correct place.
793 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
794 Michael Meissner <michael.meissner@amd.com>
797 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
799 (TARGET_CMOVE): Use ARCHMASK.
800 (TARGET_CMPXCHG): Ditto.
801 (TARGET_CMPXCHG8B): Ditto.
802 (TARGET_XADD): Ditto.
803 (TARGET_BSWAP): Ditto.
804 * config/i386/i386.c (ix86_tune_mask): New global variable.
805 (ix86_arch_mask): Ditto.
806 (override_options): Initialize ix86_tune_mask and
807 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
810 2007-03-02 Ben Elliston <bje@au.ibm.com>
813 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
815 2007-03-02 Joseph Myers <joseph@codesourcery.com>
817 * target.h (init_dwarf_reg_sizes_extra): New target hook.
818 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
819 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
820 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
822 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
823 rs6000_init_dwarf_reg_sizes_extra): New.
824 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
825 SPE register high parts.
827 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
829 * Makefile.in: Add install-pdf target as
830 copied from automake v1.10 rules.
831 * configure.ac: Add install-pdf to target list.
832 * configure: Regenerate.
834 2007-03-01 Paul Brook <paul@codesourcery.com>
836 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
837 modes to LDRD for DImode.
838 (output_move_double): Fixup out of range ldrd/strd.
839 (vfp_secondary_reload_class): Rename...
840 (coproc_secondary_reload_class): ... to this. Add wb argument.
841 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
842 coproc_secondary_reload_class for CLASS_IWMMXT.
843 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
844 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
846 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
848 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
849 factor by the estimated number of iterations.
850 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
853 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
854 decode_caches_intel, detect_caches_intel): New functions.
855 (host_detect_local_cpu): Use detect_caches_amd and
858 2007-03-01 Richard Henderson <rth@redhat.com>
860 * expr.c (emit_move_complex_push): Export.
861 (emit_move_complex_parts): Split out from ...
862 (emit_move_complex): ... here.
863 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
864 * config/i386/i386.md (movcdi): New.
866 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
869 size of mode1 to check for tieable modes in MMX case.
871 2007-03-01 Richard Sandiford <richard@codesourcery.com>
873 * Makefile.in (rtlanal.o): Depend on tree.h.
874 * rtl.h (offset_within_section_p, split_const): Declare.
875 * rtlanal.c: Include tree.h.
876 (offset_within_block_p): New function, taken from
877 mips_offset_within_object_p.
878 (split_const): New function, taken from mips_split_const.
879 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
881 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
882 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
883 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
884 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
885 (m68k_illegitimate_symbolic_constant_p): New function.
886 * config/m68k/m68k.md (movsi): Remove misleading predicates.
887 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
888 symbolic constant that might be outside the symbol's section,
889 move the symbol first and then add the offset.
890 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
892 * config/mips/mips.c (mips_split_const): Delete.
893 (mips_offset_within_object_p): Delete.
894 (mips_symbolic_constant_p): Use offset_within_section_p and
895 split_const instead of mips_offset_within_object_p and
897 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
898 (mips_legitimize_const_move, print_operand_reloc)
899 (mips_dangerous_for_la25_p): Use split_const instead of
902 2007-02-28 Eric Christopher <echristo@apple.com>
904 * Makefile.in (install-include-dir): Don't rm -rf include.
906 2007-02-28 Richard Guenther <rguenther@suse.de>
909 * fold-const.c (fold_binary): Do not associate expressions
910 with more than one variable for integer types that do not wrap.
912 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
914 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
915 Delete, and replace with...
916 (fold_builtin_call_array): This. Update callers to use it.
917 * fold-const.c (fold_build_call_list): Delete, and replace with...
918 (fold_build_call_array): This.
919 (fold_build_call_list_initializer): Delete, and replace with...
920 (fold_build_call_array_initializer): This.
921 * tree.h: Update declarations to reflect above changes.
923 * c-typeck.c (build_function_call): Store converted arguments
924 in a stack-allocated array instead of building a list.
925 (convert_arguments): Store arguments in the array passed in as an
926 argument, and return the actual number of arguments.
927 * c-format.c: (check_function_format): Pass arguments in an
928 array instead of a list.
929 * c-common.c (check_function_nonnull): Likewise.
930 (check_function_sentinel): Likewise.
931 (check_function_arguments): Likewise.
932 * c-common.h: Update declarations to reflect above changes.
934 2007-02-28 Jan Hubicka <jh@suse.cz>
936 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
937 PRED_NEGATIVE_RETURN): Update outcomes.
939 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
941 * calls.c (emit_library_call_value_1): Handle partial registers
942 correctly when building up CALL_INSN_FUNCTION_USAGE.
944 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
946 * pa/predicates.md (move_src_operand): Allow zero for mode.
947 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
950 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
954 *movv2df_internal): Enable pattern only for valid operand
956 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
957 tie only 128bit modes. For MMX registers, tie only 64bit modes.
959 2007-02-27 Mike Stump <mrs@apple.com>
961 * config/darwin-crt3.c: Avoid compilation when compiling for a
964 2007-02-27 Joseph Myers <joseph@codesourcery.com>
966 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
968 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
969 for fixed headers and limits.h.
970 (install-include-dir, install-headers-tar, install-headers-cpio,
971 install-headers-cp, real-install-headers-tar,
972 real-install-headers-cpio, real-install-headers-cp): Handle
973 include-fixed as well as include.
974 (install-mkheaders): Don't install files that go only in include
976 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
977 from GCC_INCLUDE_DIR.
978 * gcc.c (process_command): Remove special -BstageN/ handling.
979 (do_spec_1): Add include-fixed directories.
981 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
983 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
985 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
987 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
990 2007-02-27 Mark Mitchell <mark@codesourcery.com>
992 * c-common.c (get_priority): Add check for
993 SUPPORTS_INIT_PRIORITY.
995 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
997 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
999 * config/bfin/bfin.c: Include "cfglayout.h".
1000 (MAX_LSETUP_DISTANCE): New macro.
1001 (struct loop_info): New members incoming, incoming_src and
1002 incoming_dest. Delete member predecessor.
1003 (length_for_loop): New function.
1004 (bfin_optimize_loop): Handle more different loop structures.
1005 (bfin_discover_loop): Rework detection of predecessor blocks by
1006 examining incoming edges.
1007 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1009 (bfin_reorder_loops): New function.
1010 (bfin_reorg_loops): Use these three new functions.
1012 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1013 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1014 (CONSTRAINT_LEN): Add entry for 'q'.
1015 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1016 Add 'q' constraints.
1017 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1018 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1020 * config/bfin/bfin.md (add_with_carry): New pattern.
1021 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1022 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1023 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1024 support unsigned multiplies too. Removed incorrect commutativity from
1025 operand 1 constraint where appropriate.
1026 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1028 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1029 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1031 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1032 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1033 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1034 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1035 usmulhisi_hh_huh): New patterns.
1037 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1038 lshifthi3): Fix output template to use half reg for operand 2.
1040 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1043 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1045 2007-02-27 Andreas Schwab <schwab@suse.de>
1047 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1049 2007-02-27 Jan Hubicka <jh@suse.cz>
1051 * predict.c (last_basic_block_p): Remove.
1052 (tree_estimate_probability): Update return heuristic for commonized
1055 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1057 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1059 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1061 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1062 * doc/cpp.texi: Standardize title page.
1063 * doc/cppinternals.texi: Likewise.
1064 * doc/gcc.texi: Standardize title page, remove version number
1065 from copyright page.
1066 * doc/gccint.texi: Likewise.
1067 * doc/install.texi: Standardize title page, add table of
1070 2007-02-26 Jan Hubicka <jh@suse.cz>
1072 * predict.def: Set outcomes according to more recent results.
1073 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1074 Remove dead predictors.
1075 * predict.c (return_prediction): Fix pasto.
1077 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1079 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1080 change; avoid a memory leak when returning early.
1082 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1084 * c-decl.c (static_ctors): Move to c-common.c.
1085 (static_dtors): Likewise.
1086 (finish_function): Use c_record_cdtor_fn.
1087 (build_cdtor): Move to c-common.c.
1088 (c_write_global_declarations): Use c_build_cdtor_fns.
1089 * c-common.h (static_ctors): Declare.
1090 (static_dtors): Likewise.
1091 (c_record_cdtor_fn): Likewise.
1092 (c_build_cdtor_fns): Likewise.
1093 * c-common.c (static_ctors): New variable.
1094 (static_dtors): Likewise.
1095 (c_record_cdtor_fn): New function.
1096 (build_cdtor): Move from c-decl.c
1097 (c_build_cdtor_fns): New function.
1099 * output.h (assemble_addr_to_section): Declare.
1100 (get_cdtor_priority_section): Likewise.
1101 * varasm.c (assemble_addr_to_section): New function.
1102 (get_cdtor_priority_section): Likewise.
1103 (default_named_section_asm_out_destructor): Use them.
1104 (destor_dtor_section_asm_out_destructor): Likewise.
1105 (default_named_section_asm_out_constructor): Likewise.
1106 (default_ctor_section_asm_out_constructor): Likewise.
1107 * config.gcc (*-*-vxworks*): Include vxworks.o.
1108 * config/t-vxworks (vxworks.o): New target.
1109 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1110 (TARGET_ASM_CONSTRUCTOR): Define.
1111 (TARGET_ASM_DESTRUCTOR): Likewise.
1112 (vxworks_asm_out_constructor): Declare.
1113 (vxworks_asm_out_destructor): Likewise.
1115 * c-common.c (get_priority): Check that we have not just an
1116 INTEGER_CST, but an integer constant with integeral type.
1118 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1120 PR tree-optimization/30938
1121 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1122 use &dt[nargs-1] instead of &dt[nargs] in the call to
1123 vect_is_simple_use().
1125 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1127 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1128 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1129 Do not attempt to handle MEM inside auto-inc expressions.
1130 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1131 of a register modified by an auto-inc expression. However, do handle
1132 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1133 (elimination_effects): Prohibit elimination of a register modified
1134 by an auto-inc expression. Disable register elimination rules whose
1135 target register is modified by an auto-inc expression with variable
1138 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1140 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1142 (array_at_struct_end_p): New function.
1143 (idx_infer_loop_bounds): Use it.
1144 (estimate_numbers_of_iterations_loop): Export.
1145 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1146 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1147 (tree_estimate_probability): Call record_loop_exits.
1148 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1149 (estimated_loop_iterations, estimated_loop_iterations_int,
1150 estimated_loop_iterations_tree): New functions.
1151 (analyze_siv_subscript_cst_affine,
1152 compute_overlap_steps_for_affine_1_2,
1153 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1154 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1155 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1156 (PRED_LOOP_ITERATIONS_GUESSED): New.
1157 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1158 * cfgloop.h (estimate_numbers_of_iterations_loop,
1159 estimated_loop_iterations_int): Declare.
1161 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1163 * doc/extend.texi: Document optional priority argument to
1164 constructors and destructors.
1165 * tree.c (init_priority_for_decl): Adjust GTY markers.
1166 (init_ttree): Use priority-info hash functions for
1167 init_priority_for_decl.
1168 (tree_map_eq): Rename to ...
1169 (tree_map_base_eq): ... this.
1170 (tree_map_marked_p): Rename to ...
1171 (tree_map_base_marked_p): ... this.
1172 (tree_map_base_hash): New function.
1173 (decl_init_priority_lookup): Rework.
1174 (decl_fini_priority_lookup): New function.
1175 (decl_priority_info): New function.
1176 (decl_init_priority_insert): Use it.
1177 (decl_fini_priority_insert): Likewise.
1178 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1180 (decl_restrict_base_insert): Likewise.
1181 (decl_debug_expr_insert): Likewise.
1182 (decl_value_expr_lookup): Likewise.
1183 (decl_value_expr_insert): Likewise.
1184 * tree.h (priority_type): New type.
1185 (decl_init_priority_lookup): Use priority_type.
1186 (decl_fini_priority_lookup): New function.
1187 (decl_init_priority_insert): Use priority_type.
1188 (decl_fini_priority_insert): New function.
1189 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1190 (DECL_INIT_PRIORITY): Likewise.
1191 (SET_DECL_INIT_PRIORITY): Add comment.
1192 (DECL_FINI_PRIORITY): New macro.
1193 (SET_DECL_FINI_PRIORITY): Likewise.
1194 (DEFAULT_INIT_PRIORITY): Document.
1195 (MAX_INIT_PRIORITY): Likewise.
1196 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1197 (tree_map_base): New type.
1198 (tree_map_base_eq): New function.
1199 (tree_map_base_hash): Likewise.
1200 (tree_map_base_marked_p): Likewise.
1201 (tree_map): Inherit from tree_map_base.
1202 (tree_map_eq): Make it a macro.
1203 (tree_map_marked_p): Likewise.
1204 (tree_int_map): Inherit from tree_map_base.
1205 (tree_int_map_eq): Make it a macro.
1206 (tree_int_map_hash): Likewise.
1207 (tree_int_map_marked_p): Likewise.
1208 (tree_priority_map): New type.
1209 (tree_priority_map_eq): New macro.
1210 (tree_priority_map_hash): Likewise.
1211 (tree_priority_map_marked_p): Likewise.
1212 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1214 (emutls_common_1): Likewise.
1215 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1216 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1217 of tree_map hierarchy.
1218 * tree-cfg.c (move_stmt_r): Likewise.
1219 (new_label_mapper): Likewise.
1220 * c-tree.h (c_expand_body): Move to ...
1221 * c-common.h (c_expand_body): ... here.
1222 * c-decl.c (c_expand_body): Move to ...
1223 * c-common.c (c_expand_body): ... here.
1224 (c_common_attribute_table): Allow 1 argument for the constructor
1225 and destructor attributes.
1226 (get_priority): New function.
1227 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1228 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1230 2007-02-24 Jan Hubicka <jh@suse.cz>
1233 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1235 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1236 Jan Hubicka <jh@suse.cz>
1239 * i386.c (counter_mode): New function.
1240 (expand_set_or_movmem_via_loop): Use it.
1241 (expand_movmem_epilogue): Likewise; fix pasto.
1242 (ix86_expand_movmem): Do emit guard even for constant counts.
1243 (ix86_expand_setmem): Likewise.
1245 2007-02-25 Nick Clifton <nickc@redhat.com>
1247 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1248 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1250 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1254 count argument with 0x10, not with 0x16.
1255 (expand_setmem_epilogue): Ditto.
1257 2007-02-24 Mike Stump <mrs@apple.com>
1259 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1262 2007-02-24 Richard Guenther <rguenther@suse.de>
1265 * fold-const.c (fold_binary): Fold x +- CST op x for
1266 EQ_EXPR and NE_EXPR.
1268 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1270 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1272 2007-02-24 Jan Hubicka <jh@suse.cz>
1274 * cgraphunit.c (decide_is_function_needed): Honor
1275 -fkeep-inline-functions.
1277 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * builtins.c (fold_builtin_modf): New.
1280 (fold_builtin_2): Use it.
1282 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1284 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1285 (determine_max_iter): Take additional LOOP arg; all callers changed.
1286 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1287 one using simplifications.
1288 (simplify_using_initial_values): Return if the expression becomes
1289 invalid due to altered regs.
1291 2007-02-23 DJ Delorie <dj@redhat.com>
1293 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1295 2007-02-23 Mike Stump <mrs@apple.com>
1297 * tlink.c (scan_linker_output): Parse linker messages from
1298 darwin9's linker better.
1300 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1303 * varpool.c (varpool_assemble_pending_decls): Set
1304 varpool_last_needed_node to null.
1306 2007-02-23 DJ Delorie <dj@redhat.com>
1308 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1309 alignment bigger than the object file can handle.
1311 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1315 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1316 (*movsf_1): Penalize MMX moves.
1318 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1320 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1321 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1323 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1325 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1327 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1328 (fold_builtin_1): Use them.
1329 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1330 BUILT_IN_SIGNIFICAND.
1332 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1334 * config/i386/i386.c (bdesc_1arg): Initialize
1335 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1336 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1337 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1338 and IX86_BUILTIN_MOVSLDUP.
1340 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1342 PR rtl-optimization/30841
1343 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1345 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1347 * builtins.c (fold_builtin_frexp): New.
1348 (fold_builtin_2): Use it.
1350 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1352 * doc/invoke.texi (Spec Files): Document getenv spec function.
1354 * gcc.c (getenv_spec_function): New function.
1355 (static_spec_functions): Add it.
1356 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1357 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1360 2007-02-22 Michael Matz <matz@suse.de
1363 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1364 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1366 2007-02-22 Ian Lance Taylor <iant@google.com>
1369 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1370 (mem_loc_descriptor): Call it.
1372 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1373 Ira Rosen <irar@il.ibm.com>
1375 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1377 2007-02-22 Ira Rosen <irar@il.ibm.com>
1379 PR tree-optimization/30843
1380 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1381 stores only after all the group is vectorized.
1383 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1385 PR tree-optimization/30858
1386 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1387 in the reduction cycle have a single use in the loop.
1388 * tree-vectorizer.h (relevant): Add documentation.
1390 2007-02-20 Mike Stump <mrs@apple.com>
1392 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1393 * configure: Regenerate.
1395 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1397 Change the defaults of some parameters and options.
1398 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1399 * config/spu/spu.c (spu_optimization_options): Add.
1400 (spu_override_options): Change params in spu_optimization_options.
1401 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1403 Register 127 is only 16 byte aligned when used as a frame pointer.
1404 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1405 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1406 HARD_FRAME_POINTER_REGNUM.
1407 (spu_legitimate_address): Use regno_aligned_for_reload.
1408 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1409 aligned when frame_pointer_needed is true.
1410 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1412 * config/spu/spu.h (INIT_EXPANDERS): Define.
1414 Make sure shift and rotate instructions have valid immediate operands.
1415 * config/spu/predicates.md (spu_shift_operand): Remove.
1416 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1417 * config/spu/constraints.md (W, O): Extend range.
1418 * config/spu/spu.md (umask, nmask): Define.
1419 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1420 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1421 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1422 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1423 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1424 (lshr<mode>3_reg): Fix rtl description.
1426 Make sure mulhisi immediate operands are valid.
1427 * config/spu/predicates.md (imm_K_operand): Add.
1428 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1430 Generate constants using fsmbi and andi.
1431 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1432 (print_operand, spu_split_immediate, classify_immediate,
1433 fsmbi_const_p): Handle IC_FSMBI2.
1435 Correctly handle a CONST_VECTOR containing symbols.
1436 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1437 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1438 (immediate_load_p): Allow symbols that use 2 instructions to create.
1439 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1440 with symbols when flag_pic is set.
1441 (const_vector_immediate_p): New.
1442 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1443 accept a CONST_VECTOR with symbols.
1444 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1445 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1447 * config/spu/spu.md (high, low): Delete.
1448 (low_<mode>): Define.
1450 Remove INTRmode and INTR_REGNUM, which didn't work.
1451 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1453 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1454 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1455 peephole2 pattern): Don't use INTR or 131.
1456 (movintrcc): Delete.
1457 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1458 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1459 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1460 (UNSPEC_SET_INTR): Add.
1461 * config/spu/spu-modes.def (INTR): Remove.
1463 More accurate warnings about run-time relocations.
1464 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1466 Correctly warn about immediate arguments to specific intrinsics.
1467 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1468 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1469 the instruction predicate.
1471 Fix tree check errors with latest update.
1472 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1474 (spu_expand_builtin): Use CALL_EXPR_FN.
1476 Add missing specific intrinsics.
1477 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1479 * config/spu/spu_internals.h: Ditto.
1481 Fix incorrect operand modifiers.
1482 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1483 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1485 Optimize one case of zero_extend of a vec_select.
1486 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1488 Accept any immediate for hbr.
1489 * config/spu/spu.md (hbr): Change s constraints to i.
1491 2007-02-21 Paul Brook <paul@codesourcery.com>
1493 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1494 condexec_count when skipping USE and CLOBBER.
1496 2007-02-21 Nick Clifton <nickc@redhat.com>
1498 * common.opt (Warray-bounds): Add Warning attribute.
1499 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1501 (fsized-zeroes): Add Optimization attribute.
1502 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1503 * c.opt (Wc++0x-compat): Add Warning attribute.
1505 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1508 * reload1.c (eliminate_regs_in_insn): In the single_set special
1509 case, attempt to re-recognize the insn before falling back to
1510 having reload fix it up.
1512 2007-02-20 Eric Christopher <echristo@gmail.com>
1514 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1515 Rewrite accordingly.
1516 (frv_read_iacc_argument): Ditto.
1517 (frv_expand_set_builtin): Take a call instead of arglist, update for
1519 (frv_expand_unop_builtin): Ditto.
1520 (frv_expand_binop_builtin): Ditto.
1521 (frv_expand_cut_builtin): Ditto.
1522 (frv_expand_binopimm_builtin): Ditto.
1523 (frv_expand_voidbinop_builtin): Ditto.
1524 (frv_expand_int_void2arg): Ditto.
1525 (frv_expand_prefetches): Ditto.
1526 (frv_expand_voidtriop_builtin): Ditto.
1527 (frv_expand_voidaccop_builtin): Ditto.
1528 (frv_expand_load_builtin): Ditto.
1529 (frv_expand_store_builtin): Ditto.
1530 (frv_expand_mdpackh_builtin): Ditto.
1531 (frv_expand_mclracc_builtin): Ditto.
1532 (frv_expand_mrdacc_builtin): Ditto.
1533 (frv_expand_mwtacc_builtin): Ditto.
1534 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1537 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1539 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1540 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1542 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1544 * configure: Regenerate.
1545 * config.in: Regenerate.
1546 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1547 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1548 masks to power6 and power6x and to POWERPC_MASKS.
1549 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1551 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1552 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1553 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1554 Access PROTOTYPE as variable, not mask.
1556 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1558 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1559 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1560 * combine.c (adjust_for_new_dest): Use it.
1561 * postreload.c (reload_combine): Likewise.
1563 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1565 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1566 notes on an insn with multiple sets, even if single_set returns
1567 non-NULL for that insn.
1569 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1574 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1576 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1577 if user didn't pass it.
1578 * config/i386/darwin.h (CC1_SPEC): Likewise.
1579 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1580 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1581 -mmacosx-version-min.
1583 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 Uros Bizjak <ubizjak@gmail.com>
1586 * optabs.h (enum optab_index): Add new OTI_scalb.
1587 (scalb_optab): Define corresponding macro.
1588 * optabs.c (init_optabs): Initialize scalb_optab.
1589 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1591 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1592 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1593 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1594 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1595 flag_unsafe_math_optimizations is set.
1597 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1598 to implement scalbf, scalb and scalbl built-ins as inline x87
1601 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1602 DJ Delorie <dj@redhat.com>
1605 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1606 (diagnostic_report_diagnostic): ... here, and turn them into real
1607 errors. If warnings are inhibited, no need to do anything.
1609 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1612 better code generation.
1614 2007-02-20 Ben Elliston <bje@au.ibm.com>
1616 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1618 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1620 * config/alpha/alpha.c, config/alpha/alpha.md,
1621 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1622 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1623 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1624 config/arm/lib1funcs.asm: Follow spelling conventions.
1626 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1627 config/fr30/fr30.md, config/i386/i386.h,
1628 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1629 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1630 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1631 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1632 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1633 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1634 config/sparc/sparc.c, config/sparc/sparc.h,
1635 config/sparc/sparc.md, config/spu/constraints.md,
1636 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1639 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1642 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1645 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1647 * doc/invoke.texi (-ftree-lrs): Remove.
1649 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1651 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1654 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1656 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1657 new CALL_EXPR_FN macro for retrieving the function
1658 declaration of the input expression.
1660 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1662 * c.opt (Waddress): New.
1663 * common.opt (Walways-true): Delete.
1664 (Wstring-literal-comparison): Delete.
1665 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1666 -Wstring-literal-comparison. Add -Waddress.
1668 (Walways-true): Delete.
1669 (Wstring-literal-comparison): Delete.
1670 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1671 consistently instead of -Walways-true in example.
1672 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1673 * c-typeck.c (parser_build_binary_op): Replace
1674 -Wstring-literal-comparison and -Walways-true with -Waddress.
1675 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1678 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1680 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1681 without DECL_STRUCT_FUNCTION initialized.
1683 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1685 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1686 due to calls to functions taking pointers as parameters.
1688 2007-02-19 Richard Henderson <rth@redhat.com>
1691 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1694 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1696 * config/s390/s390.c (s390_call_saved_register_used,
1697 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1698 accessed to the new scheme.
1700 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1702 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1703 (cris_print_index, cris_print_operand, cris_print_operand_address)
1704 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1705 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1706 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1708 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1709 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1710 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1711 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1712 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1713 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1714 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1715 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1716 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1717 (uminsi3, call, call_value): Ditto.
1718 (define_split: indir_to_reg_split, unnamed): Ditto.
1720 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1722 PR tree-optimization/30975
1723 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1726 2007-02-18 Eric Christopher <echristo@gmail.com>
1728 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1729 Remove use of arglist.
1730 (mips_expand_builtin): Remove use of arglist, pass in expr.
1731 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1732 (mips_expand_builtin_movtf): Ditto.
1733 (mips_expand_builtin_compare): Ditto.
1735 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1737 * tree-sra.c (sra_build_assignment): Replace assertion
1738 checking with a comment explaining why it can't be done.
1740 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1743 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1744 during CALL_EXPR representation conversion.
1745 * tree-ssa-propagate.c (set_rhs): Likewise.
1747 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1749 * tree-sra.c (sra_build_assignment): Disable assertion checking
1752 2007-02-18 Roger Sayle <roger@eyesopen.com>
1754 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1755 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1756 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1758 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1759 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1760 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1761 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1762 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1763 force_gimple_operand): Likewise.
1764 * ipa-cp.c (constant_val_insert): Likewise.
1765 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1766 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1767 perfect_nestify): Likewise.
1768 * langhooks.c (lhd_omp_assignment): Likewise.
1769 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1770 lower_copyprivate_clauses, lower_send_clauses,
1771 lower_send_shared_vars, expand_parallel_call,
1772 expand_omp_for_generic, expand_omp_for_static_nochunk,
1773 expand_omp_for_static_chunk, expand_omp_sections,
1774 lower_omp_single_copy, lower_omp_for_lastprivate,
1775 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1776 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1777 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1780 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1782 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1783 config/sh/sh.md: Follow spelling conventions.
1785 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1786 config/frv/predicates.md: Follow spelling conventions.
1788 * config/m68k/linux-unwind.h: Fix a comment typo.
1789 * target.h: Follow spelling conventions.
1791 2007-02-18 Roger Sayle <roger@eyesopen.com>
1793 PR rtl-optimization/28173
1794 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1795 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1796 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1797 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1798 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1800 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * builtins.c (fold_builtin_load_exponent): New.
1803 (fold_builtin_2): Use it.
1805 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1807 PR rtl-optimization/30773
1808 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1809 if we fail to attach a REG_EQUIV note.
1811 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1812 Roger Sayle <roger@eyesopen.com>
1814 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1816 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1818 * calls.c (initialize_argument_information): Pass original EXP
1819 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1820 code to split complex arguments here, as part of initializing the
1822 (expand_call): Remove code that builds a list of arguments and
1823 inserts implicit arguments into it. Instead, just count how many
1824 implicit arguments there will be so we can determine the size of
1825 the ARGS array, and let initialize_argument_information do the work.
1826 (split_complex_values): Delete unused function.
1828 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1830 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1832 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1834 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1835 for arg pointer based indexed addressing.
1837 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1839 * config/ia64/ia64.h, config/ia64/ia64.md,
1840 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1841 spelling conventions.
1843 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1845 * config/m68k/m68k.c (split_di): New.
1846 * config/m68k/m68k-protos.h: Declare split_di.
1847 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1848 Improve predicate handling and split constant shifts.
1850 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1852 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1853 parameter for register bitfield operations, general predicates
1856 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1858 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1859 * config/m68k/linux-unwind.h: New file.
1861 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1863 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1864 config/i386/athlon.md, config/ia64/ia64.md,
1865 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1866 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1867 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1868 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1869 tree-vect-transform.c: Fix comment typos.
1871 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1873 * sched-deps.c (find_insn_list): Remove.
1874 * sched-int.h: Remove the prototype for find_insn_list.
1876 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1878 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1880 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1881 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1882 darwin_rs6000_override_options.
1883 (C_COMMON_OVERRIDE_OPTIONS): Expect
1884 darwin_macosx_version_min to be non-NULL always.
1885 (TARGET_C99_FUNCTIONS): Likewise.
1886 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1887 (DARWIN_MINVERSION_SPEC): New.
1888 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1889 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1891 (DARWIN_MINVERSION_SPEC): New.
1892 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1894 * config/darwin-c.c (darwin_cpp_builtins): Expect
1895 darwin_macosx_version_min to be non-NULL always.
1897 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1899 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/i386.h (x86_use_xchgb): New.
1902 (TARGET_USE_XCHGB): New macro.
1903 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1904 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1905 Split after reload into bswaphi for shifts of 8.
1906 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1907 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1908 or when optimizing for size.
1910 2007-02-16 Richard Guenther <rguenther@suse.de>
1911 Christian Bruel <christian.bruel@st.com>
1913 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1914 DECLs but prefer SSA_NAMEs over DECLs.
1916 2007-02-16 Richard Guenther <rguenther@suse.de>
1918 * tree-flow-inline.h (single_imm_use_p): Remove.
1919 (zero_imm_uses_p): Likewise.
1920 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1921 instead of single_imm_use_p.
1922 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1925 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1928 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1929 nested double- and backquotes.
1931 2007-02-15 Roger Sayle <roger@eyesopen.com>
1934 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1935 should be unreachable.
1936 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1937 For the time being redirect GIMPLE_MODIFY_STMT to the new
1938 (renamed) build_gimple_modify_stmt_stat.
1939 (build2_gimple_stat): Rename to...
1940 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1941 Always build a GIMPLE_MODIFY_STMT node.
1942 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1943 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1946 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1947 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1948 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1949 expand_complex_div_wide): Likewise.
1950 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1951 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1952 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1953 * tree-ssa-loop-manip.c (create_iv): Likewise.
1954 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1955 abs_replacement): Likewise.
1956 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1957 realify_fake_stores): Likewise.
1959 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1960 node rather than a GIMPLE_MODIFY_STMT node.
1961 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1962 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1964 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1965 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1968 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1971 * fold-const.c (fold_comparison): Add back the
1972 folding of constant complex comparisions.
1974 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1977 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1978 effects unknown to this function, return early.
1980 2007-02-15 Ian Lance Taylor <iant@google.com>
1982 * lower-subreg.c (move_eh_region_note): New static function.
1983 (resolve_simple_move): Call it.
1984 (decompose_multiword_subregs): Track blocks for which we resolve a
1985 simple move which is also a control flow insn. Pass them to
1986 find_many_sub_basic_blocks.
1987 (pass_lower_subreg): Add TODO_verify_flow.
1988 (pass_lower_subreg2): Likewise.
1990 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1991 Brooks Moses <brooks.moses@codesourcery.com>
1992 Lee Millward <lee.millward@codesourcery.com>
1994 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1995 (VL_EXP_CLASS_P): New.
1996 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1998 (TREE_OPERAND_CHECK_CODE): Likewise.
1999 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2000 (TREE_RTL_OPERAND_CHECK): Likewise.
2001 (tree_operand_check_failed): Make second parameter the whole tree
2002 instead of its code. Fixed callers.
2003 (VL_EXP_CHECK): New.
2004 (TREE_OPERAND_LENGTH): New.
2005 (VL_EXP_OPERAND_LENGTH): New.
2006 (CALL_EXPR_FN): New.
2007 (CALL_EXPR_STATIC_CHAIN): New.
2008 (CALL_EXPR_ARGS): New.
2009 (CALL_EXPR_ARG): New.
2010 (call_expr_nargs): New.
2011 (CALL_EXPR_ARGP): New.
2012 (build_nt_call_list): Declare.
2013 (build_vl_exp_stat): Declare.
2014 (build_vl_exp): New.
2015 (build_call_list): Declare.
2016 (build_call_nary): Declare.
2017 (build_call_valist): Declare.
2018 (build_call_array): Declare.
2019 (call_expr_arg): Declare.
2020 (call_expr_argp): Declare.
2021 (call_expr_arglist): Declare.
2022 (fold_build_call_list): Declare.
2023 (fold_build_call_list_initializer): Declare.
2024 (fold_call_expr): Declare to replace fold_builtin.
2025 (fold_builtin_fputs): Update to agree with modified definition.
2026 (fold_builtin_strcpy): Likewise.
2027 (fold_builtin_strncpy): Likewise.
2028 (fold_builtin_memory_chk): Likewise.
2029 (fold_builtin_stxcpy_chk): Likewise.
2030 (fold_builtin_strncpy_chk): Likewise.
2031 (fold_builtin_next_arg): Likewise.
2032 (fold_build_call_expr): Declare.
2033 (fold_builtin_call_list): Declare.
2034 (fold_builtin_call_valist): Declare.
2035 (build_call_expr): Declare.
2036 (validate_arglist): Update to agree with modified definition.
2037 (tree_operand_length): New.
2038 (call_expr_arg_iterator): New.
2039 (init_call_expr_arg_iterator): New.
2040 (next_call_expr_arg): New.
2041 (first_call_expr_arg): New.
2042 (more_call_expr_args_p): New.
2043 (FOR_EACH_CALL_EXPR_ARG): New.
2045 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2046 and tcc_gimple_stmt.
2047 (tree_code_size): Update documentation. Use sizeof (tree) rather
2048 than sizeof (char *).
2049 (tree_size): Likewise. Add case for tcc_vl_exp.
2050 (tree_node_structure): Add case for tcc_vl_exp.
2051 (contains_placeholder_p): Likewise.
2052 (substitute_in_expr): Likewise.
2053 (substitute_placeholder_in_expr): Likewise.
2054 (stabilize_reference_1): Likewise.
2055 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2056 to diagnose breakage of this interface for constructing CALL_EXPRs.
2057 (build_nt): Add similar assertion here.
2058 (build_nt_call_list): New.
2059 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2060 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2062 (get_callee_fndecl): Use new CALL_EXPR accessors.
2063 (tree_operand_check_failed): Change parameters to pass entire node
2064 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2065 (process_call_operands): New.
2066 (build_vl_exp_stat): New.
2067 (build_call_list): New.
2068 (build_call_nary): New.
2069 (build_call_valist): New.
2070 (build_call_array): New.
2071 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2072 (call_expr_arglist): New.
2074 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2075 tcc_vl_exp instead of a fixed-size tcc_expression.
2077 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2078 accessors for CALL_EXPRs.
2079 (AGGR_INIT_EXPR): Likewise.
2081 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2082 Brooks Moses <brooks.moses@codesourcery.com>
2083 Lee Millward <lee.millward@codesourcery.com>
2085 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2086 (expand_builtin_nonlocal_goto): Change parameter to be entire
2087 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2088 (expand_builtin_prefetch): Likewise.
2089 (expand_builtin_classify_type): Likewise.
2090 (mathfn_built_in): Return NULL_TREE instead of 0.
2091 (expand_errno_check): Use new CALL_EXPR accessors.
2092 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2093 Return NULL_RTX instead of 0.
2094 (expand_builtin_mathfn_2): Likewise.
2095 (expand_builtin_mathfn_3): Likewise.
2096 (expand_builtin_interclass_mathfn): Likewise.
2097 (expand_builtin_sincos): Likewise.
2098 (expand_builtin_cexpi): Likewise.
2099 (expand_builtin_int_roundingfn): Likewise.
2100 (expand_builtin_int_roundingfn_2): Likewise.
2101 (expand_builtin_pow): Likewise.
2102 (expand_builtin_powi): Likewise.
2103 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2104 of arglist, fixing callers appropriately. Use new CALL_EXPR
2105 accessors and constructors. Return NULL_RTX instead of 0.
2106 (expand_builtin_strstr): Likewise.
2107 (expand_builtin_strchr): Likewise.
2108 (expand_builtin_strrchr): Likewise.
2109 (expand_builtin_strpbrk): Likewise.
2110 (expand_builtin_memcpy): Likewise.
2111 (expand_builtin_mempcpy): Likewise.
2112 (expand_builtin_mempcpy_args): New.
2113 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2114 (expand_builtin_memmove_args): New.
2115 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2116 (expand_movstr): Likewise.
2117 (expand_builtin_strcpy): Likewise.
2118 (expand_builtin_strcpy_args): New.
2119 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2120 (expand_builtin_strncpy): Likewise.
2121 (expand_builtin_memset): Likewise.
2122 (expand_builtin_memset_args): New.
2123 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2124 (expand_builtin_memcmp): Likewise.
2125 (expand_builtin_strcmp): Likewise.
2126 (expand_builtin_strncmp): Likewise.
2127 (expand_builtin_strcat): Likewise.
2128 (expand_builtin_strncat): Likewise.
2129 (expand_builtin_strspn): Likewise.
2130 (expand_builtin_strcspn): Likewise.
2131 (expand_builtin_args_info): Likewise.
2132 (expand_builtin_va_start): Likewise.
2133 (gimplify_va_arg_expr): Likewise.
2134 (expand_builtin_va_end): Likewise.
2135 (expand_builtin_va_copy): Likewise.
2136 (expand_builtin_frame_address): Likewise.
2137 (expand_builtin_alloca): Likewise.
2138 (expand_builtin_bswap): Likewise.
2139 (expand_builtin_unop): Likewise.
2140 (expand_builtin_fputs): Likewise.
2141 (expand_builtin_expect): Likewise.
2142 (expand_builtin_fabs): Likewise.
2143 (expand_builtin_copysign): Likewise.
2144 (expand_builtin_printf): Likewise.
2145 (expand_builtin_fprintf): Likewise.
2146 (expand_builtin_sprintf): Likewise.
2147 (expand_builtin_init_trampoline): Likewise.
2148 (expand_builtin_signbit): Likewise.
2149 (expand_builtin_fork_or_exec): Likewise.
2150 (expand_builtin_sync_operation): Likewise.
2151 (expand_builtin_compare_and_swap): Likewise.
2152 (expand_builtin_lock_test_and_set): Likewise.
2153 (expand_builtin_lock_release): Likewise.
2154 (expand_builtin): Likewise.
2155 (builtin_mathfn_code): Likewise.
2157 (fold_builtin_constant_p): Pass call arguments individually instead
2158 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2159 accessors and constructors. Return NULL_TREE instead of 0.
2160 (fold_builtin_expect): Likewise.
2161 (fold_builtin_classify_type): Likewise.
2162 (fold_builtin_strlen): Likewise.
2163 (fold_builtin_nan): Likewise.
2164 (integer_valued_real_p): Likewise.
2165 (fold_trunc_transparent_mathfn): Likewise.
2166 (fold_fixed_mathfn): Likewise.
2167 (fold_builtin_cabs): Likewise.
2168 (fold_builtin_sqrt): Likewise.
2169 (fold_builtin_cbrt): Likewise.
2170 (fold_builtin_cos): Likewise.
2171 (fold_builtin_cosh): Likewise.
2172 (fold_builtin_tan): Likewise.
2173 (fold_builtin_sincos): Likewise.
2174 (fold_builtin_cexp): Likewise.
2175 (fold_builtin_trunc): Likewise.
2176 (fold_builtin_floor): Likewise.
2177 (fold_builtin_ceil): Likewise.
2178 (fold_builtin_round): Likewise.
2179 (fold_builtin_int_roundingfn): Likewise.
2180 (fold_builtin_bitop): Likewise.
2181 (fold_builtin_bswap): Likewise.
2182 (fold_builtin_logarithm): Likewise.
2183 (fold_builtin_hypot): Likewise.
2184 (fold_builtin_pow): Likewise.
2185 (fold_builtin_powi): Likewise.
2186 (fold_builtin_exponent): Likewise.
2187 (fold_builtin_memset): Likewise.
2188 (fold_builtin_bzero): Likewise.
2189 (fold_builtin_memory_op): Likewise.
2190 (fold_builtin_bcopy): Deleted; call site changed to invoke
2191 fold_builtin_memory_op directly.
2192 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2193 (fold_builtin_strncpy): Likewise.
2194 (fold_builtin_memcmp): Likewise.
2195 (fold_builtin_strcmp): Likewise.
2196 (fold_builtin_strncmp): Likewise.
2197 (fold_builtin_signbit): Likewise.
2198 (fold_builtin_copysign): Likewise.
2199 (fold_builtin_isascii): Likewise.
2200 (fold_builtin_toascii): Likewise.
2201 (fold_builtin_isdigit): Likewise.
2202 (fold_builtin_fabs): Likewise.
2203 (fold_builtin_abs): Likewise.
2204 (fold_builtin_fmin_fmax): Likewise.
2205 (fold_builtin_carg): Likewise.
2206 (fold_builtin_classify): Likewise.
2207 (fold_builtin_unordered_cmp): Likewise.
2209 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2210 New functions split out from fold_builtin_1.
2211 (fold_builtin_n): New.
2212 (fold_builtin_varargs): New.
2213 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2215 (fold_call_expr): New.
2216 (build_function_call_expr): Rewrite to use new helper function.
2217 (fold_builtin_call_list): New.
2218 (build_call_expr): New.
2219 (fold_builtin_call_valist): New.
2220 (rewrite_call_expr): New.
2221 (validate_arg): New.
2222 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2223 of an arglist. Change return type to bool. Use new CALL_EXPR
2226 (fold_builtin_strstr): Pass call arguments individually instead
2227 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2228 accessors and constructors. Return NULL_TREE instead of 0.
2229 (fold_builtin_strchr): Likewise.
2230 (fold_builtin_strrchr): Likewise.
2231 (fold_builtin_strpbrk): Likewise.
2232 (fold_builtin_strcat): Likewise.
2233 (fold_builtin_strncat): Likewise.
2234 (fold_builtin_strspn): Likewise.
2235 (fold_builtin_strcspn): Likewise.
2236 (fold_builtin_fputs): Likewise.
2237 (fold_builtin_next_arg): Likewise.
2238 (fold_builtin_sprintf): Likewise.
2240 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2241 NULL_RTX instead of 0.
2242 (expand_builtin_memory_chk): Likewise.
2243 (maybe_emit_chk_warning): Likewise.
2244 (maybe_emit_sprintf_chk_warning): Likewise.
2246 (fold_builtin_object_size): Pass call arguments individually instead
2247 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2248 accessors and constructors. Return NULL_TREE instead of 0.
2249 (fold_builtin_memory_chk): Likewise.
2250 (fold_builtin_stxcpy_chk): Likewise.
2251 (fold_builtin_strncpy_chk): Likewise.
2252 (fold_builtin_strcat_chk): Likewise.
2253 (fold_builtin_strcat_chk): Likewise.
2254 (fold_builtin_strncat_chk): Likewise.
2255 (fold_builtin_sprintf_chk): Likewise.
2256 (fold_builtin_snprintf_chk): Likewise.
2257 (fold_builtin_printf): Likewise.
2258 (fold_builtin_vprintf): Likewise.
2260 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2262 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2263 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2264 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2265 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2266 (fold_unary): Likewise.
2267 (fold_binary): Likewise.
2268 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2269 ternary expressions.
2270 (fold): Add logic for tcc_vl_exp.
2271 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2272 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2273 (fold_build3_stat): Add assertion to flag broken interface for
2274 constructing CALL_EXPRs.
2275 (fold_build_call_list): New.
2276 (fold_build_call_list_initializer): New.
2277 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2279 (fold_strip_sign_ops): Likewise.
2281 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2282 Brooks Moses <brooks.moses@codesourcery.com>
2283 Lee Millward <lee.millward@codesourcery.com>
2285 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2286 accessors and dump arguments explicitly.
2288 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2290 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2292 (print_call_name): Use new CALL_EXPR accessors.
2294 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2295 CALL_EXPR arguments explicitly instead of as a list. Use
2296 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2298 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2299 (vrp_visit_stmt): Likewise.
2301 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2302 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2304 (force_move_till_expr): Likewise.
2306 * targhooks.c (default_external_stack_protect_fail): Use
2307 build_call_expr instead of build_function_call_expr.
2308 (default_hidden_stack_protect_fail): Likewise.
2310 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2313 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2314 and walk arguments explicitly.
2316 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2317 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2318 (expand_simple_operations): Likewise.
2319 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2321 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2322 of TREE_CODE_LENGTH.
2323 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2325 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2326 instead of TREE_CODE_LENGTH.
2328 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2329 (tree_ic_transform): Likewise.
2330 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2331 parameter instead of arglist. Fix callers.
2332 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2333 (tree_stringops_transform): Likewise.
2334 (tree_indirect_call_to_profile): Likewise.
2335 (tree_stringops_values_to_profile): Likewise.
2337 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2338 (eliminate_tail_call): Likewise.
2340 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2343 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2345 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2347 * omp-low.c (build_omp_barrier): Use build_call_expr.
2348 (lower_rec_input_clauses): Likewise.
2349 (lower_reduction_clauses): Likewise.
2350 (expand_parallel_call): Likewise.
2351 (maybe_catch_exception): Likewise.
2352 (expand_omp_for_generic): Likewise.
2353 (expand_omp_for_static_nochunk): Likewise.
2354 (expand_omp_sections): Likewise.
2355 (lower_omp_single_simple): Likewise.
2356 (lower_omp_single_copy): Likewise.
2357 (lower_omp_master): Likewise.
2358 (lower_omp_ordered): Likewise.
2359 (lower_omp_critical): Likewise.
2361 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2362 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2364 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2365 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2366 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2368 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2369 and generalize to handle any number of operands.
2370 (chrec_contains_undetermined): Likewise.
2371 (tree_contains_chrecs): Likewise.
2372 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2374 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2376 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2377 fold_call_expr instead of fold_builtin.
2378 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2379 match declarations there.
2380 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2383 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2384 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2386 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2387 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2389 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2392 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2393 (execute_cse_sincos): Use new CALL_EXPR accessors.
2395 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2397 * gimple-low.c (lower_function_body): Use build_call_expr.
2398 (lower_builtin_setjmp): Likewise.
2400 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2401 (set_storage_via_libcall): Likewise.
2402 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2403 instead of TREE_CODE_LENGTH.
2404 (expand_expr_real_1): Use new CALL_EXPR accessors.
2406 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2407 generalize to handle any number of operands.
2408 (TB_parent_eq): Likewise.
2410 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2411 (strip_builtin_expect): Likewise.
2413 * function.c (gimplify_parameters): Use build_call_expr.
2415 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2416 instead of TREE_CODE_LENGTH.
2418 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2419 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2421 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2424 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2425 (gimplify_decl_expr): Likewise.
2426 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2427 Use new CALL_EXPR iterators.
2428 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2429 (gimplify_modify_expr_to_memset): Likewise.
2430 (gimplify_variable_sized_compare): Likewise.
2431 (gimplify_omp_atomic_fetch_op): Likewise.
2432 (gimplify_omp_atomic_pipeline): Likewise.
2433 (gimplify_omp_atomic_mutex): Likewise.
2434 (gimplify_function_tree): Likewise.
2436 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2437 (call_expr_flags): Likewise.
2438 (expand_call): Likewise.
2440 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2441 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2444 * coverage.c (create_coverage): Use build_call_expr.
2446 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2447 (temp_call_expr_obstack): New.
2448 (pool_copy_list): Delete.
2449 (temp_copy_call_expr): New.
2450 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2451 CALL_EXPR accessors. Get rid of special goo for copying argument
2452 lists and use temp_copy_call_expr instead.
2453 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2454 CALL_EXPR accessors.
2455 (create_expression_by_pieces): Likewise. Use build_call_array
2456 to construct the result instead of fold_build3.
2457 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2458 dealing with argument lists.
2459 (init_pre): Remove references to expression_node_pool and
2460 list_node_pool. Init temp_call_expr_obstack instead.
2461 (fini_pre): Remove references to expression_node_pool and
2464 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2465 and walk arguments explicitly instead of as a list.
2467 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2468 (mx_register_decls): Likewise.
2469 (mudflap_register_call): Likewise.
2470 (mudflap_finish_file): Likewise.
2472 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2473 (ipa_callsite_compute_param): Likewise.
2475 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2476 accessors and constructor.
2478 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2479 accessors and constructor.
2480 (convert_tramp_reference): Likewise.
2481 (convert_call_expr): Likewise.
2482 (finalize_nesting_tree_1): Likewise.
2484 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2487 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2489 * tree-inline.c (initialize_inlined_parameters): Pass entire
2490 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2492 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2493 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2496 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2497 (vectorizable_reduction): Likewise.
2498 (vectorizable_call): Use new CALL_EXPR iterators.
2499 (vectorizable_conversion): Use build_call_expr.
2500 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2501 (vect_gen_widened_results_half): Use build_call_expr.
2502 (vect_setup_realignment): Likewise.
2503 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2505 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2506 (pass_through_call): Likewise.
2507 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2510 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2511 (tree_gen_pow2_profiler): Likewise.
2512 (tree_gen_one_value_profiler): Likewise.
2513 (tree_gen_ic_func_profiler): Likewise.
2514 (tree_gen_average_profiler): Likewise.
2515 (tree_gen_ior_profiler): Likewise.
2517 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2518 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2519 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2521 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2522 of TREE_CODE_LENGTH.
2524 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2525 of TREE_CODE_LENGTH.
2527 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2529 (convert_to_integer): Likewise.
2531 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2534 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2535 Brooks Moses <brooks.moses@codesourcery.com>
2536 Lee Millward <lee.millward@codesourcery.com>
2538 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2540 * config/frv/frv.c (frv_expand_builtin): Likewise.
2541 * config/s390/s390.c (s390_expand_builtin): Likewise.
2543 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2544 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2546 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2547 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2548 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2549 (ix86_expand_store_builtin): Likewise.
2550 (ix86_expand_unop_builtin): Likewise.
2551 (ix86_expand_unop1_builtin): Likewise.
2552 (ix86_expand_sse_compare): Likewise.
2553 (ix86_expand_sse_comi): Likewise.
2554 (ix86_expand_vec_init_builtin): Likewise.
2555 (ix86_expand_vec_ext_builtin): Likewise.
2556 (ix86_expand_vec_set_builtin): Likewise.
2557 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2559 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2560 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2562 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2563 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2564 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2566 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2568 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2569 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2570 arglist. Use new CALL_EXPR accessors. Fix callers.
2571 (altivec_expand_abs_builtin): Likewise.
2572 (rs6000_expand_binop_builtin): Likewise.
2573 (altivec_expand_predicate_builtin): Likewise.
2574 (altivec_expand_lv_builtin): Likewise.
2575 (spe_expand_stv_builtin): Likewise.
2576 (altivec_expand_stv_builtin): Likewise.
2577 (rs6000_expand_ternop_builtin): Likewise.
2578 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2579 (altivec_expand_st_builtin): Likewise.
2580 (altivec_expand_dst_builtin): Likewise.
2581 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2582 arglist. Use new CALL_EXPR accessors. Fix callers.
2583 (altivec_expand_vec_set_builtin): Likewise.
2584 (altivec_expand_vec_ext_builtin): Likewise.
2585 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2586 (spe_expand_builtin): Likewise.
2587 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2588 arglist. Use new CALL_EXPR accessors. Fix callers.
2589 (spe_expand_evsel_builtin): Likewise.
2590 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2591 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2593 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2594 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2595 (arm_expand_unop_builtin): Likewise.
2596 (arm_expand_builtin): Use new CALL_EXPR accessors.
2598 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2601 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2602 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2603 (bfin_expand_unop_builtin): Likewise.
2604 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2606 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2607 Brooks Moses <brooks.moses@codesourcery.com>
2608 Lee Millward <lee.millward@codesourcery.com>
2610 * c-semantics.c (build_stmt): Add internal diagnostic check.
2612 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2613 accessors. Print arguments explicitly instead of as a list.
2615 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2617 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2618 (c_finish_omp_flish): Likewise.
2620 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2621 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2622 instead of TREE_CODE_LENGTH.
2623 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2624 (c_warn_unused_result): Likewise.
2626 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2629 * doc/invoke.texi (Warning Options): Remove
2630 -Werror-implicit-function-declaration.
2631 (Wimplicit-function-declaration): Update description.
2632 * opts.c (common_handle_option): Move handling of -Werror=* to...
2633 (enable_warning_as_error): ...here.
2634 * opts.h (enable_warning_as_error): Declare.
2635 * c-decl.c (implicit_decl_warning): Unless
2636 -Wno-implicit-function-declaration is given, emit a pedwarn if
2637 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2638 * c.opt (Wimplicit-function-declaration): Replace
2639 mesg_implicit_function_declaration with
2640 warn_implicit_function_declaration.
2641 * c-opts.c (c_common_handle_option):
2642 -Werror-implicit-function-declaration is exactly equal as
2643 -Werror=implicit-function-declaration.
2644 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2645 warn_implicit_function_declaration.
2646 (c_common_post_options): -Wimplict-function-declaration is enabled
2647 by default by -std=c99, otherwise is disabled by default.
2648 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2650 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2652 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2653 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2654 former is ignored but not the latter.
2656 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2658 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2659 is made and the reference doesn't use the alias set of its type,
2660 do not create the temporary using that type.
2662 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2664 * jump.c: Remove prototypes for delete_computation and
2665 delete_prior_computation.
2667 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2669 * jump.c (get_label_after): Delete.
2670 (get_label_before, delete_computation, delete_jump,
2671 delete_prior_computation, follow_jumps): Move...
2672 * reorg.c (delete_computation, delete_prior_computation): ... here...
2673 (get_label_before, delete_jump): ... making these static ...
2674 (follow_jumps): ... and simplifying this since it only runs after
2676 * rtl.h (get_label_after, get_label_before, delete_jump,
2677 follow_jumps): Delete prototypes.
2679 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2681 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2683 2007-02-15 Nick Clifton <nickc@redhat.com>
2685 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2686 order to prevent it from being munged by the target.
2688 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.md: Remove misleading comment.
2692 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2694 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2695 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2698 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2700 * tree-sra.c (instantiate_missing_elements): Canonicalize
2702 (sra_build_assignment): New.
2703 (generate_copy_inout, generate_element_copy,
2704 generate_element_zero, generate_one_element_init): Use it.
2706 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2708 * tree-sra.c (instantiate_missing_elements): Canonicalize
2710 (sra_build_assignment): New.
2711 (generate_copy_inout, generate_element_copy,
2712 generate_element_zero, generate_one_element_init): Use it.
2714 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2716 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2719 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2721 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2722 types as aggregates not scalars.
2723 * function.c (assign_stack_temp_for_type): Likewise.
2725 2007-02-14 Roger Sayle <roger@eyesopen.com>
2726 Zdenek Dvorak <dvorakz@suse.cz>
2728 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2731 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2733 * passes.c (next_pass_1): Clear the next field of the copied
2736 2007-02-14 Richard Henderson <rth@redhat.com>
2738 * tree-sra.c (early_sra): New.
2739 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2740 (tree_sra_early, pass_sra_early): New.
2741 * tree-pass.h (pass_sra_early): Declare.
2742 * passes.c (init_optimization_passes): Use it.
2744 2007-02-14 Richard Guenther <rguenther@suse.de>
2746 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2748 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2750 PR tree-optimization/30771
2751 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2753 (vect_analyze_operations): Induction phis can now be marked as
2755 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2756 Update documentation accordingly.
2758 2007-02-14 Nick Clifton <nickc@redhat.com>
2760 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2761 most 3 arguments are supported.
2762 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2764 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2766 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2767 Ensure dst->current is valid.
2769 2007-02-13 Paul Brook <paul@codesourcery.com>
2771 * config.gcc: Add arm*-*-uclinux-*eabi.
2772 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2773 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2774 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2775 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2776 (LINK_SPEC): Define.
2778 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2780 * config/arm/uclinux-eabi.h: New file.
2781 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2782 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2785 2007-02-13 Ian Lance Taylor <iant@google.com>
2787 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2788 * flags.h (warn_strict_overflow): Declare.
2789 (enum warn_strict_overflow_code): Define.
2790 (issue_strict_overflow_warning): New static inline function.
2791 * opts.c (warn_strict_overflow): New variable.
2792 (common_handle_option): Handle OPT_Wstrict_overflow and
2793 OPT_Wstrict_overflow_.
2794 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2796 * fold-const.c: Include intl.h.
2797 (fold_deferring_overflow_warnings): New static variable.
2798 (fold_deferred_overflow_warning): New static variable.
2799 (fold_deferred_overflow_code): New static variable.
2800 (fold_defer_overflow_warnings): New function.
2801 (fold_undefer_overflow_warnings): New function.
2802 (fold_undefer_and_ignore_overflow_warnings): New function.
2803 (fold_deferring_overflow_warnings_p): New function.
2804 (fold_overflow_warning): New static function.
2805 (make_range): Add strict_overflow_p parameter. Change all
2807 (extract_muldiv, extract_muldiv_1): Likewise.
2808 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2809 tree_expr_nonnegative_p.
2810 (fold_negate_expr): Call fold_overflow_warning.
2811 (fold_range_test): Likewise.
2812 (fold_comparison): Likewise.
2813 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2814 instead of tree_expr_nonnegative_p.
2815 (tree_expr_nonnegative_warnv_p): Rename from
2816 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2817 (tree_expr_nonnegative_p): New function.
2818 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2819 strict_overflow_p parameter.
2820 (tree_expr_nonzero_p): New function.
2821 * passes.c (verify_interpass_invariants): New static function.
2822 (execute_one_pass): Call it.
2823 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2825 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2826 (estimate_numbers_of_iterations): Likewise.
2827 (scev_probably_wraps_p): Likewise.
2828 * tree-ssa-ccp.c: Include "toplev.h".
2829 (evaluate_stmt): Defer fold overflow warnings until we know we are
2831 (struct fold_stmt_r_data): Add stmt field.
2832 (fold_stmt_r): Defer fold overflow warnings until we know we
2834 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2835 (fold_stmt_inplace): Likewise.
2836 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2837 (cleanup_control_expr_graph): Defer fold overflow warnings until
2838 we know we are going to optimize.
2839 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2840 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2842 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2843 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2844 * tree-ssa-loop-manip.c (create_iv): Likewise.
2845 * c-typeck.c (build_conditional_expr): Likewise.
2846 (build_binary_op): Likewise.
2847 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2848 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2849 (extract_range_from_unary_expr): Likewise.
2850 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2851 assuming that signed overflow does not occur.
2852 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2853 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2854 (fold_defer_overflow_warnings): Declare.
2855 (fold_undefer_overflow_warnings): Declare.
2856 (fold_undefer_and_ignore_overflow_warnings): Declare.
2857 (fold_deferring_overflow_warnings_p): Declare.
2858 (tree_expr_nonzero_warnv_p): Declare.
2859 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2861 (Warning Options): Document -Wstrict-overflow.
2862 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2863 (tree-ssa-ccp.o): Likewise.
2864 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2865 (fold-const.o): Depend on intl.h.
2867 2007-02-13 Ian Lance Taylor <iant@google.com>
2870 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2873 2007-02-13 Stuart Hastings <stuart@apple.com>
2875 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2877 2007-02-13 Richard Henderson <rth@redhat.com>
2879 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2880 handled_component_p before looking for the indirect_ref.
2882 2007-02-13 Richard Henderson <rth@redhat.com>
2884 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2885 remove flags clobber.
2886 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2887 (bswaphi_lowpart): New.
2888 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2889 remove TARGET_BSWAP test. Delete expander of the same name.
2891 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2892 (expand_unop): Use them.
2894 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2896 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2897 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2898 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2899 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2900 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2901 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2902 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2903 assembler dialect choice from asm templates.
2905 2007-02-12 Richard Henderson <rth@redhat.com>
2907 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2908 (fixuns_trunc<SSEMODEF>si2): Use it.
2909 * config/i386/sse.md (vec_setv4sf_0): Export.
2910 * config/i386/i386.c (ix86_build_const_vector): Export.
2911 (ix86_split_convert_uns_si_sse): Rename from
2912 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2913 * config/i386/i386-protos.h: Update.
2915 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2918 * c-typeck.c (c_finish_return): Improve warning message.
2920 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2922 * alias.c (find_symbolic_term): Delete unused function.
2924 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2927 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2928 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2930 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2932 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2933 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2934 the function, temporarily point the debug interface to the null one.
2936 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2938 * dwarf2out.c (round_up_to_align): New static function.
2939 (field_byte_offset): Use it to round the offset.
2941 2007-02-12 Richard Henderson <rth@redhat.com>
2943 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2944 (inswl_const): Export.
2946 2007-02-12 Richard Henderson <rth@redhat.com>
2948 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2949 result mode of the libcall, convert back to outmode.
2951 2007-02-12 Roger Sayle <roger@eyesopen.com>
2953 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2954 (bswapdi2): New define_expand to implement 32-bit implementation.
2956 2007-02-12 Nick Clifton <nickc@redhat.com>
2958 * doc/invoke.texi (Overall Options): Document --help=.
2959 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2960 (cc1_options): Pass --help= on to cc1.
2961 (display_help): Add description of --help=.
2962 (process_command): Add code to handle --help=. Allow translated
2963 --help and --target-help switches to be passed on to compiler
2965 (main): Remove unused if statement.
2966 * opts.c (columns): Remove.
2967 (LEFT_COLUMN): Define.
2968 (wrap_help): Add columns argument.
2969 (print_filtered_help): Change parameters to be an include bitmask,
2970 an exclude bitmask, an any bitmask and the column width. Move the
2971 code to display the params list here. Add code to display the
2972 status of options rather than their descriptions if the quiet flag
2974 (print_specific_help): Change parameters to be an include bitmask,
2975 an exclude bitmask and an any bitmask. Move code to look up the
2976 column width here. Decide upon the title for an options listing.
2977 (common_handle_options): Add code to handle --help=. Adapt code
2978 for --help and --target-help to use the revised form of the
2979 print_specific_help function.
2980 (print_help): Delete.
2981 (print_param_help): Delete.
2982 (print_switch): Delete.
2983 * opts.h (cl_lang_count): Add prototype.
2984 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2985 CL_MAX_OPTION_CLASS): New defines.
2986 * optc-gen.awk: Add construction of cl_lang_count.
2987 * c.opt: Add Warning attribute to warning options and Optimization
2988 attribute to optimization options.
2989 * common.opt: Likewise.
2991 Add -fhelp and -ftarget-help as aliases for the transformed --help
2992 and --target-help options.
2993 * opt-functions.awk: Add code to handle Warning and Optimization
2996 2007-02-12 Richard Henderson <rth@redhat.com>
2998 * config/alpha/constraints.md: New file.
2999 * config/alpha/alpha.c: Include tm-constrs.h.
3000 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3001 alpha_extra_constraint): Remove.
3002 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3003 * config/alpha/alpha-protos.h: Update.
3004 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3005 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3006 (EXTRA_CONSTRAINT): Remove.
3007 * config/alpha/alpha.md: Include constraints.md.
3008 (adddi splitter): Use satisfies_constraint_*.
3009 * config/alpha/predicates.md (add_operand): Likewise.
3010 (sext_add_operand, addition_operation): Likewise.
3012 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3014 PR tree-optimization/29145
3015 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3016 in our handling of restrict qualified pointers.
3018 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3021 * doc/invoke.texi (Wunused-value): Update description.
3022 (Wextra): Delete item.
3023 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3024 value of Wunused-value.
3025 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3026 (c_finish_stmt_expr): Don't check extra_warnings.
3027 (emit_side_effect_warnings): The caller is responsible to check
3030 2007-02-11 Roger Sayle <roger@eyesopen.com>
3031 Matt Thomas <matt@3am-software.com>
3033 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3035 2007-02-11 Roger Sayle <roger@eyesopen.com>
3037 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3038 comparisons of POPCOUNT against zero.
3039 (simplify_const_relational_operation): Likewise.
3041 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3043 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3045 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3047 * dwarf2out.c (root_type): Delete unused function.
3049 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3051 * genattrtab.c (contained_in_p): Delete unused function.
3052 (write_expr_attr_cache): Likewise.
3054 2007-02-11 Jan Hubicka <jh@suse.cz>
3056 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3059 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3061 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3062 to add the REG_EQ* note.
3063 * see.c (see_merge_one_use_extension): Likewise.
3064 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3065 turn REG_EQUAL notes into REG_EQUIV notes if the target
3066 register may have more than one set.
3067 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3068 * gcse.c (try_replace_reg): Likewise.
3069 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3070 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3071 more than one REG_EQUIV note.
3072 * reload1.c (gen_reload): Use set_unique_reg_note.
3074 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3077 (ix86_builtin_conversion): New function.
3079 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3082 * tree.h (DECL_REPLACEABLE_P): New macro.
3083 * except.c (set_nothrow_function_flags): Likewise.
3085 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3086 Ira Rosen <irar@il.ibm.com>
3087 Dorit Nuzman <dorit@il.ibm.com>
3089 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3090 * targhooks.c (default_builtin_vectorized_conversion): New.
3091 * targhooks.h (default_builtin_vectorized_function): New declaration.
3092 * target.h (struct vectorize): Add builtin_conversion field.
3093 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3094 stmt_vec_info_type value.
3095 (vectorizable_conversion): New declaration.
3096 * tree-vect-analyze.c (vect_analyze_operations): Add
3097 vectorizable_conversion call.
3098 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3099 * tree-vect-transform.c (vectorizable_conversion): New function.
3100 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3101 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3103 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3104 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3105 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3106 or ALTIVEC_BUILTIN_VCFSX.
3108 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3111 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3112 CONST_DOUBLE and operand 0 is a hard register.
3113 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3114 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3115 is a hard floating-point register.
3117 2007-02-10 Richard Henderson <rth@redhat.com>
3118 Jakub Jelinek <jakub@redhat.com>
3119 Alexandre Oliva <aoliva@redhat.com>
3121 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3122 * builtin-types.def (BT_WORD): Make unsigned.
3123 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3124 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3125 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3126 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3127 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3128 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3130 * expr.c (emutls_var_address): New.
3131 (expand_expr_real_1): Expand emulated tls.
3132 (expand_expr_addr_expr_1): Likewise.
3133 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3134 * output.h (emutls_finish): Declare.
3135 * toplev.c (compile_file): Call it.
3136 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3137 address before wrapping in CONST.
3138 * varasm.c (emutls_htab, emutls_object_type): New.
3139 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3140 (get_emutls_object_name, get_emutls_object_type): New.
3141 (get_emutls_init_templ_addr, emutls_decl): New.
3142 (emutls_common_1, emutls_finish): New.
3143 (assemble_variable): When emulating tls, swap decls; generate
3144 constructor for the emutls objects.
3145 (do_assemble_alias): When emulating tls, swap decl and target name.
3146 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3148 * varpool.c (decide_is_variable_needed): Look at force_output.
3149 Recurse for emulated tls.
3150 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3151 with decide_is_variable_needed.
3152 * emutls.c: New file.
3153 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3154 tls_object for real tls.
3156 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3158 PR rtl-optimization/29599
3159 * reload1.c (eliminate_regs_in_insn): Take the destination
3160 mode into account when computing the offset.
3162 2007-02-09 Stuart Hastings <stuart@apple.com>
3163 Richard Henderson <rth@redhat.com>
3165 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3166 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3167 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3168 fixuns_truncdfhi2): New.
3169 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3170 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3171 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3172 (floatunssidf2): Allow nonimmediate source.
3173 * gcc/config/i386/sse.md (movdi_to_sse): New.
3174 (vec_concatv2di): Drop '*'.
3175 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3176 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3177 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3179 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3180 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3181 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3182 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3183 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3184 ix86_build_const_vector.
3185 (x86_emit_floatuns): Rewrite.
3187 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3189 * genautomata.c (longest_path_length): Delete unused function.
3190 (struct state): Delete unused longest_path_length.
3191 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3192 (get_free_state): Delete unused.
3194 2007-02-09 Jan Hubicka <jh@suse.cz>
3196 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3197 * doc/invoke.texi (inline-unit-growth): Update default value.
3199 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3200 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3201 (rebuild_cgraph_edges): Likewise.
3202 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3203 (dump_cgraph_node): Dump frequencies.
3204 (cgraph_clone_edge): Add frequency scales.
3205 (cgraph_clone_node): Add freuqnecy.
3206 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3207 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3208 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3209 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3210 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3211 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3212 (save_inline_function_body): Likewise.
3213 * ipa-inline.c: inluce rtl.h
3214 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3215 (cgraph_edge_badness): Use frequencies.
3216 (cgraph_decide_recursive_inlining): Update clonning.
3217 (cgraph_decide_inlining_of_small_function): Dump frequency.
3218 * predict.c (estimate_bb_frequencies): Export.
3219 * predict.h (estimate_bb_frequencies): Declare.
3220 * tree-inline.c (copy_bb): Watch overflows.
3221 (expand_call_inline): Update call of cgraph_create_edge.
3222 (optimize_inline_calls): Use TODO flags to update frequnecies.
3223 * passes.h: Include predict.h
3224 (init_optimization_passes): Move profile ahead.
3225 (execute_function_todo): Handle TODO_rebuild_frequencies.
3227 2007-02-09 Roger Sayle <roger@eyesopen.com>
3229 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3230 the insbl or inswl pattern into a register.
3232 2007-02-09 Roger Sayle <roger@eyesopen.com>
3234 * config/ia64/ia64.md (bswapdi2): New define_insn.
3236 2007-02-09 Richard Henderson <rth@redhat.com>
3238 * config/i386/constraints.md (Ym): New constraint.
3239 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3240 (movdi_1_rex64): Split sse and xmm general register moves from
3241 memory move alternatives. Use conditional register constraints.
3242 (movsf_1, movdf_integer): Likewise.
3243 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3244 (movdf_integer_rex64): New.
3245 (pushsf_rex64): Fix output constraints.
3246 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3247 (sse2_stored): Likewise.
3248 (sse2_storeq_rex64): New.
3249 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3250 amd and not generic.
3251 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3252 for optimize_size. Remove SF/DFmode hack.
3254 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3256 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3259 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3260 Richard Sandiford <richard@codesourcery.com>
3262 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3263 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3264 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3265 m68k/t-mlib to tmake_file.
3266 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3267 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3268 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3269 Allow it to be cf or m68k. Set m68k_arch_family. If that
3270 variable is not empty, add t-$m68k_arch_family to tmake_file.
3271 Add t-mlibs to tmake_file.
3272 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3273 * config/m68k/t-cf: New file.
3274 * config/m68k/t-m68k: Likewise.
3275 * config/m68k/t-mlibs: Likewise.
3276 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3277 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3278 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3279 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3280 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3282 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3283 (INSTALL_LIBGCC): Delete.
3284 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3285 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3286 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3287 (M68K_MLIB_CPU): Define.
3288 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3289 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3290 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3292 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3293 Richard Guenther <rguenther@suse.de>
3296 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3297 against INT_MIN/INT_MAX.
3298 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3299 file if a loop is removed.
3301 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3303 * calls.c (store_one_arg): Pass correct alignment to
3304 emit_push_insn for non-BLKmode values.
3305 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3306 unaligned stack slot via a suitably aligned slot.
3308 2007-02-08 DJ Delorie <dj@redhat.com>
3310 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3312 (legal_subregs): Use unsigned char, make const.
3313 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3315 2007-02-08 Paul Brook <paul@codesourcery.com>
3317 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3318 special interworking needed.
3320 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3322 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3323 conditional to __SSE2__.
3324 (Entries below should have been added to first ChangeLog
3325 entry for amdfam10 dated 2007-02-05)
3326 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3328 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3330 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3333 2007-02-08 DJ Delorie <dj@redhat.com>
3335 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3336 * config/m32c/m32c.c (legal_subregs): New.
3337 (m32c_illegal_subreg_p): New.
3338 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3339 unsupported subregs of hard regs.
3341 2007-02-08 Jan Hubicka <jh@suse.cz>
3343 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3344 the same one; always update histograms.
3346 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3348 * passes.c (init_optimization_passes): Tidy comment.
3350 2007-02-08 Roger Sayle <roger@eyesopen.com>
3352 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3353 strip zero_extend, bswap and rotates from POCOUNT's argument.
3354 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3355 zero_extend and rotates from PARITY's argument.
3356 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3357 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3358 of an integer constant at compile-time.
3360 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3363 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3365 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3368 * tree-ssa-live.c (remove_unused_locals): Do not remove
3369 TREE_ADDRESSABLE variables.
3370 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3371 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3372 FOR_CLOBBER. Update all users.
3373 If VAR has an associated alias set, add a virtual operand for
3374 it if no alias is found to conflict with the memory reference.
3376 2007-02-07 Jan Hubicka <jh@suse.cz>
3377 Robert Kidd <rkidd@crhc.uiuc.edu>
3379 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3381 2007-02-07 Ian Lance Taylor <iant@google.com>
3383 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3385 2007-02-07 Roger Sayle <roger@eyesopen.com>
3387 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3388 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3389 tablejumpdi, movsi_to_cr_one): Remove constraints from
3390 define_expand's match_operands.
3392 2007-02-07 Roger Sayle <roger@eyesopen.com>
3394 * global.c (compute_regsets): Move declatation of "i" inside of
3395 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3397 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3400 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3401 of INDIRECT_REF <RESULT_DECL>.
3403 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3405 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3406 Kaz Kojima <kkojima@gcc.gnu.org>
3409 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3411 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3413 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3415 * doc/loop.texi: Document possibility not to perform disambiguation
3416 of loops with multiple latches.
3417 * cfgloopmanip.c (alp_enum_p): Removed.
3418 (add_loop): Handle subloops. Use get_loop_body_with_size.
3419 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3420 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3421 the new forwarder block.
3422 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3423 Handle the case latch is NULL.
3424 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3425 when marking loop exits.
3426 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3428 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3429 disambiguate_loops_with_multiple_latches.
3430 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3431 before fix_loop_structure.
3432 * cfgloop.c: Include pointer-set.h and output.h.
3433 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3434 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3435 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3436 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3437 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3438 disambiguate_multiple_latches, get_loop_body_with_size,
3439 disambiguate_loops_with_multiple_latches): New functions.
3440 (flow_loop_dump): Dump multiple latch edges.
3441 (flow_loop_nodes_find): Handle loops with multiple latches.
3442 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3443 (glb_enum_p): Modified.
3444 (get_loop_body): Use get_loop_body_with_size.
3445 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3446 (AVOID_CFG_MODIFICATIONS): New constant.
3447 (disambiguate_loops_with_multiple_latches, add_loop,
3448 get_loop_body_with_size): Declare.
3449 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3451 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3454 * global.c (compute_regsets): New function.
3455 (global_alloc): Refactored ELIMINABLE_REGSET
3456 and NO_GLOBAL_ALLOC_REGS computation out.
3457 (rest_of_handle_global_alloc): Call compute_regsets()
3458 for non-optimizing case.
3460 2007-02-06 Richard Henderson <rth@redhat.com>
3462 * config/i386/constraints.md (Y2): Rename from Y.
3463 (Yi): New constraint.
3464 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3465 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3466 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3467 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3468 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3469 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3470 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3471 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3472 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3473 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3474 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3475 vec_extractv2si_1): Change Y constraints to Y2.
3476 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3477 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3478 Change Y constraints to Y2.
3479 (sse2_loadld): Change Y constraints to x.
3481 2007-02-06 Roger Sayle <roger@eyesopen.com>
3483 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3484 (parity<mode>2): New define_expand using rs6000_emit_parity.
3485 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3486 rs6000_emit_parity): New functions.
3487 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3488 rs6000_emit_parity): Prototype here.
3490 2007-02-06 Ian Lance Taylor <iant@google.com>
3492 * lower-subreg.c (simple_move_operand): Reject CONST.
3493 (resolve_clobber): Call validate_change rather than directly
3494 assigning to XEXP (pat, 0).
3496 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3498 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3499 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3500 (tree-cfg.o): Remove hashtab.h dependency.
3502 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3503 (struct ivopts_data): Change niters to pointer_map_t.
3504 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3505 (niter_for_exit): Create pointer_map on demand. Change for
3507 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3508 (free_loop_data): Destroy data->niters if created and reset field.
3509 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3510 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3512 * tree-ssa-reassoc.c: Include pointer-set.h.
3513 (bb_rank): Change to long *.
3514 (operand_rank): Change to pointer_map_t.
3515 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3516 (insert_operand_rank): Accept long.
3517 (operand_entry_hash, operand_entry_eq): Remove.
3518 (get_rank): Return long. Adjust for changes above.
3519 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3521 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3523 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3524 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3525 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3527 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3528 directly since it cannot be NULL.
3529 (get_vi_for_tree): Rewrite for pointer_map API.
3530 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3531 (init_alias_vars): Create vi_for_tree as pointer_map.
3532 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3534 * tree-cfg.c: Don't include hashtab.h.
3535 (edge_to_cases): Declare as pointer_map.
3536 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3538 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3539 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3540 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3542 (record_switch_edge): Delete.
3543 (get_cases_for_edge): Adjust for pointer_map API, inline
3544 record_switch_edge (rewritten for new API), remove goto.
3546 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3548 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3549 * tree-nested.c: Include pointer-set.h.
3550 (var_map_elt, var_map_eq, var_map_hash): Delete.
3551 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3553 (nesting_info_bitmap_obstack): New.
3554 (lookup_field_for_decl): Adjust for pointer_map API.
3555 (lookup_tramp_for_decl): Adjust for pointer_map API.
3556 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3557 (get_local_debug_decl): Adjust for pointer_map API.
3558 (convert_nl_goto_reference): Adjust for pointer_map API.
3559 (convert_nl_goto_receiver): Adjust for pointer_map API.
3560 (create_nesting_tree): Create outside GGC space. Create bitmap on
3561 the new obstack. Create field_map and var_map as pointer_maps.
3562 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3564 (lower_nested_functions): Move root here, no need to NULL it.
3565 Initialize and release the obstack.
3567 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3569 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3570 Remove prototypes and make them non-static.
3571 (struct tree_int_map): Remove.
3572 * tree.h (struct tree_int_map): Move here, turning TO into an
3574 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3576 * tree.h (TREE_COMPLEXITY): Remove.
3577 (struct tree_exp): Remove complexity field.
3578 * tree.c (build1_stat): Don't set it.
3580 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3581 Victor Kaplansky <victork@il.ibm.com>
3583 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3584 (vect_is_simple_reduction): Support reduction with induction as
3585 one of the operands.
3586 (vect_is_simple_iv_evolution): Fix formatting.
3587 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3588 formatting. Don't mark induction phis for vectorization.
3589 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3590 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3591 (vect_get_vec_def_for_operand): Support induction.
3592 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3594 (vectorizable_reduction): Support reduction with induction as one of
3596 (vectorizable_type_demotion): Use def-type of stmt argument rather
3597 than dummy def-type.
3599 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3600 flag_tree_scev_cprop.
3601 * common.opt (tree-scev-cprop): New flag.
3603 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3604 call to vect_get_new_vect_var.
3606 2007-02-06 Ira Rosen <irar@il.ibm.com>
3608 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3609 vectype is not NULL.
3610 (vect_pattern_recog_1): Likewise.
3612 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3615 (fold_negate_expr): Likewise.
3617 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3620 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3621 even if cv-qualification is the same.
3623 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3625 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3626 __enable_execute_stack on completion.
3628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3630 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3631 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3632 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3633 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3634 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3635 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3636 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3637 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3641 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3642 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3643 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3644 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3645 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3646 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3647 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3648 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3649 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3650 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3651 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3652 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3653 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3654 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3655 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3656 sqrtextenddfxf2_i387): Added amdfam10_decode.
3658 * config/i386/athlon.md (athlon_idirect_amdfam10,
3659 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3660 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3661 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3662 athlon_ivector_store_amdfam10): New define_insn_reservation.
3663 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3666 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3668 * config/i386/athlon.md (athlon_call_amdfam10,
3669 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3670 define_insn_reservation.
3671 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3672 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3673 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3675 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3677 * config/i386/athlon.md (athlon_sseld_amdfam10,
3678 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3679 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3683 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3684 define_insn_reservation.
3685 * config/i386/i386.md (sseins): Added sseins to define_attr type
3686 and define_attr unit.
3687 * config/i386/sse.md: Set type attribute to sseins for insertq
3690 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3692 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3693 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3694 ssecomi_load_amdfam10, ssecomi_amdfam10,
3695 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3696 define_insn_reservation.
3697 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3701 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3702 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3703 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3704 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3705 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3706 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3707 define_insn_reservation.
3709 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3710 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3711 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3712 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3713 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3717 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3718 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3719 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3720 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3721 athlon_ssemul_load_k8): Added amdfam10.
3723 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3725 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3726 (x86_sse_unaligned_move_optimal): New variable.
3728 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3730 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3731 for unaligned vector SSE double/single precision loads for AMDFAM10.
3733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3735 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3736 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3737 Define TARGET_CPU_DEFAULT_amdfam10.
3738 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3739 (processor_type): Add PROCESSOR_AMDFAM10.
3741 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3742 processor_type in config/i386/i386.h.
3743 Enable imul peepholes for TARGET_AMDFAM10.
3745 * config.gcc: Add support for --with-cpu option for amdfam10.
3747 * config/i386/i386.c (amdfam10_cost): New variable.
3748 (m_AMDFAM10): New macro.
3749 (m_ATHLON_K8_AMDFAM10): New macro.
3750 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3751 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3752 x86_promote_QImode, x86_integer_DFmode_moves,
3753 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3754 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3755 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3756 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3757 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3758 Enable/disable for amdfam10.
3759 (override_options): Add amdfam10_cost to processor_target_table.
3760 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3761 processor_alias_table.
3762 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3763 (ix86_adjust_cost): Add code for amdfam10.
3765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3767 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3768 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3769 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3770 * config/i386/i386.h: Add builtin definition for SSE4A.
3771 * config/i386/i386.md: Add support for ABM instructions
3773 * config/i386/sse.md: Add support for SSE4A instructions
3774 (movntss, movntsd, extrq, insertq).
3775 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3776 Add -march=amdfam10 flag.
3777 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3778 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3780 * doc/extend.texi: Add documentation for SSE4A builtins.
3782 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3784 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3786 2007-02-05 Richard Guenther <rguenther@suse.de>
3788 * tree-vectorizer.h (vectorizable_function): Add argument type
3789 argument, change return type.
3790 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3791 * tree-vect-transform.c (vectorizable_function): Handle extra
3792 argument, return vectorized function decl.
3793 (build_vectorized_function_call): Remove.
3794 (vectorizable_call): Handle calls with result and argument types
3795 differing. Handle loop vectorization factor correctly.
3796 * targhooks.c (default_builtin_vectorized_function): Adjust for
3798 * targhooks.h (default_builtin_vectorized_function): Likewise.
3799 * target.h (builtin_vectorized_function): Add argument type
3801 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3802 extra argument, allow vectorizing of lrintf.
3803 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3804 documentation of target hook.
3806 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3809 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3810 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3811 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3813 2007-02-05 Roger Sayle <roger@eyesopen.com>
3815 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3816 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3817 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3818 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3819 before canonicalizing sincos to cexpi.
3820 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3822 2007-02-05 Roger Sayle <roger@eyesopen.com>
3824 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3825 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3826 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3828 2007-02-05 Roger Sayle <roger@eyesopen.com>
3830 * mips-tfile.c (initialize_init_file): Correct endianness test.
3832 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3834 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3837 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3839 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3840 saves in a PARALLEL before the register assignments.
3842 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3844 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3845 DWARF_FRAME_RETURN_COLUMN to be a general register.
3846 * dwarf2out.c (init_return_column_size): New function, split from...
3847 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3848 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3849 to be nongeneral registers.
3850 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3852 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3853 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3855 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3857 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3859 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3861 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3862 (remove_path): Use can_remove_branch_p and remove_branch instead
3863 of loop_delete_branch_edge.
3864 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3865 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3866 Update profile using scale_dominated_blocks_in_loop.
3867 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3868 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3869 (can_remove_branch_p, remove_branch): Declare.
3870 * tree-cfg.c (tree_can_remove_branch_p): New function.
3871 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3872 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3873 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3875 2007-02-05 Jan Hubicka <jh@suse.cz>
3878 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3879 nodes in cgraph, don't remove offline copy of the function.
3881 2007-02-04 Jan Hubicka <jh@suse.cz>
3883 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3884 vectors might cause maybe_lookup_element_for_expr to be called
3885 on non-sra-candidate.
3887 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3889 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3890 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3891 spelling conventions.
3893 2007-02-04 Richard Guenther <rguenther@suse.de>
3896 * fold-const.c (try_move_mult_to_index): Make sure to not
3897 overflow one dimension of a multi-dimensional array access.
3899 2007-02-04 Jan Hubicka <jh@suse.cz>
3901 * passes.c (init_optimization_passes): Reindent.
3903 2007-02-04 Jan Hubicka <jh@suse.cz>
3904 Eric Botcazou <ebotcazou@adacore.com>
3906 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3907 (execute_fixup_cfg): Break out the abnormal goto code.
3908 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3909 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3910 (optimize_inline_calls): Call make_nonlocal_label_edges.
3912 2007-02-04 Jan Hubicka <jh@suse.cz>
3914 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3915 true when something was changed.
3916 (rename_ssa_copies): When something was changed, do
3917 TODO_remove_unused_locals.
3918 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3919 add TODO_remove_unused_locals when instruction was removed.
3921 2007-02-04 Jan Hubicka <jh@suse.cz>
3923 * ipa-inline.c (try_inline): Improve debug output; work on already
3925 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3926 call try_inline for already inlined edges too when flattening;
3927 inline also functions that make callee growth but overall unit size
3930 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3932 * config/m32c/bitops.md, config/m32c/jump.md,
3933 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3934 config/m32r/m32r.h, config/m32r/m32r.md,
3935 config/m32r/predicates.md, config/m68hc11/larith.asm,
3936 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3937 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3938 config/mips/mips-protos.h, config/mips/mips.c,
3939 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3940 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3941 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3942 spelling conventions.
3944 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3945 Follow spelling conventions.
3947 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3949 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3950 warn about C++0x compatibility.
3952 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3954 * config/h8300/h8300.c, config/h8300/h8300.h,
3955 config/h8300/h8300.md: Follow spelling conventions.
3957 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3960 * combine.c (try_combine): Do not substitute source operand
3961 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3963 2007-02-03 Jan Hubicka <jh@suse.cz>
3965 PR gcov-profile/30650
3966 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3967 do not divide by zero for never executed counters.
3968 (tree_find_values_to_profile): Fix counters.
3969 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3971 2007-02-03 Ian Lance Taylor <iant@google.com>
3973 * lower-subreg.c (simple_move_operand): New static function,
3974 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3976 (simple_move): Call simple_move_operand.
3977 (find_decomposable_subregs): Add special handling of MEMs.
3978 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3979 meaning of return value. If we see a hard register, test whether
3980 it can store a word_mode value. Change all callers.
3982 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3985 ftrapv insns and expanders.
3986 (subdi3): Change define_expand operand 1 to arith11_operand, and
3987 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3988 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3989 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3993 * varasm.c (notice_global_symbol): Treat global objects as weak when
3996 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3998 * emit-rtl.c (dconstpi): Delete.
4000 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4001 * real.h (dconstpi): Delete.
4003 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4004 (fold_builtin_hypot): Likewise.
4006 2007-02-03 Tom Tromey <tromey@redhat.com>
4009 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4010 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4012 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4014 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4015 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4016 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4017 config/rs6000/cell.md, config/rs6000/darwin.h,
4018 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4019 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4020 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4021 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4022 typos. Follow spelling conventions.
4023 * doc/invoke.texi: Follow spelling conventions.
4025 2007-02-03 Roger Sayle <roger@eyesopen.com>
4027 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4028 canonicalization transformations that attempt to simplify integer
4029 constant comparisons to become comparisons against zero.
4031 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4033 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4035 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4036 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4038 2007-02-02 Mike Stump <mrs@apple.com>
4040 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4041 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4042 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4043 generate a branch island.
4045 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4047 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4048 (xtensa_legitimate_address_p): New.
4049 (xtensa_legitimize_address): New.
4050 (xtensa_output_addr_const_extra): New.
4051 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4053 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4054 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4055 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4056 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4057 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4058 (xtensa_legitimize_address): New.
4059 (xtensa_output_addr_const_extra): New.
4061 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4063 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4065 2007-02-02 Ian Lance Taylor <iant@google.com>
4067 * expmed.c (expand_divmod): Add comment.
4069 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4071 * emit-rtl.c (renumber_insns): Remove.
4072 * flags.h: Remove the extern for flag_renumber_insns.
4073 * rtl.h: Remove the prototype for renumber_insns.
4074 * toplev.c (flag_renumber_insns): Remove.
4076 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4078 Revert for x86 darwin:
4079 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4081 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4082 code before the following patch under TARGET_MACHO.
4083 (ix86_function_value_regno_p): Likewise.
4085 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4090 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4093 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4094 general or fp registers. Add comments.
4095 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4097 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4099 * pointer-set.c (insert_aux): Only return insertion slot.
4100 (pointer_set_insert): Adjust.
4101 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4102 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4103 pointer_map_traverse): New.
4104 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4105 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4106 pointer_map_contains, pointer_map_traverse): Declare.
4108 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4111 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4112 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4114 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4116 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4118 (struct _dep): New type.
4119 (dep_t): New typedef.
4120 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4121 (DEP_STATUS): New access macro. The macro with the same name was
4122 renamed to DEP_LINK_STATUS.
4123 (dep_init): Declare function
4125 (struct _dep_link): New type.
4126 (dep_link_t): New typedef.
4127 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4128 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4129 (DEP_LINK_STATUS): New macro.
4130 (debug_dep_links): New debug function.
4132 (struct _deps_list): New type.
4133 (deps_list_t): New typedef.
4134 (DEPS_LIST_FIRST): New access macro.
4135 (FOR_EACH_DEP_LINK): New cycle macro.
4136 (create_deps_list, free_deps_list, delete_deps_list): Declare
4138 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4139 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4140 (copy_deps_list_change_con): Ditto.
4142 (move_dep_link): Declare function.
4144 (struct _dep_node): New type.
4145 (dep_node_t): New typedef.
4146 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4148 (struct haifa_insn_data.back_deps): New field to hold backward
4149 dependencies of the insn.
4150 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4152 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4153 Change its type to deps_list_t.
4154 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4155 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4156 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4158 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4160 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4162 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4164 (dep_cost): Declare.
4166 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4167 (ds_to_dk, dk_to_ds): New functions.
4169 (init_dep_1): New static function.
4170 (init_dep): New function.
4171 (copy_dep): New static function.
4173 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4175 (detach_dep_link): New static function.
4176 (move_dep_link): New function.
4178 (dep_links_consistent_p, dump_dep_links): New static functions.
4179 (debug_dep_links): New debugging function.
4181 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4183 (alloc_deps_list, init_deps_list): New static functions.
4184 (create_deps_list): New function.
4185 (clear_deps_list): New static function.
4186 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4187 (deps_list_consistent_p, dump_deps_list): New static functions.
4188 (debug_deps_list): New function.
4189 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4191 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4193 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4194 use new scheduler dependencies lists.
4195 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4196 (sched_analyze): Ditto. Initialize dependencies lists.
4197 (add_forw_dep, compute_forward_dependences): Update to use new
4198 scheduler dependencies lists.
4200 (init_dependency_caches): Init deps_obstack.
4201 (free_dependency_caches): Free deps_obstack.
4203 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4204 new scheduler dependencies lists.
4205 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4206 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4208 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4209 Update to use new scheduler dependencies lists.
4210 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4211 (debug_dependencies): Ditto.
4212 (schedule_region): Update comments.
4214 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4215 scheduler dependencies lists.
4216 (schedule_ebb): Update comments.
4218 * rtl.def (DEPS_LIST): Remove.
4220 * lists.c (unused_deps_list): Remove.
4221 (free_list): Update assertions.
4223 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4224 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4226 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4227 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4229 * haifa-sched.c (comments): Update.
4230 (insn_cost1): Remove. Inline the code into insn_cost ().
4231 (insn_cost): Update to use new scheduler dependencies lists. Move
4232 processing of the dependency cost to dep_cost ().
4233 (dep_cost): New function. Use it instead of insn_cost () when
4234 evaluating cost of the dependency. Use compatible interface to
4235 interact with the target.
4236 (priority): Update to use new scheduler dependencies lists.
4237 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4238 with greater number of insns that depend on the insn.
4239 (schedule_insn): Update to use new scheduler dependencies lists. Add
4240 code to free backward dependencies lists. Inline and optimize code
4241 from resolve_dep () - see PR28071.
4242 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4243 lists. Update call to targetm.sched.is_costly_dependence hook.
4245 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4246 scheduler dependencies lists.
4248 (resolve_dep): Remove. Move the logic to schedule_insn ().
4249 (init_h_i_d): Initialize dependencies lists.
4251 (process_insn_depend_be_in_spec): Rename to
4252 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4254 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4255 Update to use new scheduler dependencies lists.
4256 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4258 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4259 new scheduler dependencies lists.
4260 (build_intra_loop_deps): Ditto.
4262 * target.h (struct _dep): Declare to use in
4263 gcc_target.sched.is_costly_dependence.
4264 (struct gcc_target.sched.adjust_cost): Fix typo.
4265 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4266 single dep_t parameter instead of an equivalent triad.
4267 (struct gcc_target.sched.adjust_cost_2): Remove.
4269 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4271 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4273 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4275 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4277 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4278 (REG_DEP_TRUE): Document.
4280 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4281 Change signature to correspond to the targetm.sched.adjust_cost hook.
4282 Update use in TARGET_SCHED_ADJUST_COST_2.
4283 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4284 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4285 new scheduler dependencies lists.
4286 (ia64_gen_check): Ditto.
4288 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4291 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4292 signature to correspond to the targetm.sched.is_costly_dependence hook.
4293 (is_costly_group): Update to use new scheduler dependencies lists.
4295 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4296 instead of INSN_COST () macro.
4298 2007-02-01 Ian Lance Taylor <iant@google.com>
4300 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4302 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4304 * pa.md (tp_load): Correct mfctl instruction syntax.
4306 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4308 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4309 altivec_padding_size calculation on AIX. Improve comment, add
4310 assert to verify that it's right.
4312 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4315 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4318 * global.c (global_alloc): Add mising initialization of
4321 2007-02-01 Roger Sayle <roger@eyesopen.com>
4323 * alias.c (init_alias_analysis): Correct whitespace.
4324 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4325 partition_hot_cold_basic_blocks): Likewise.
4326 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4327 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4328 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4329 fold_builtin_snprintf_chk, fold_builtin_printf,
4330 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4331 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4332 * cfgcleanup.c (cleanup_cfg): Likewise.
4333 * cfgexpand.c (tree_expand_cfg): Likewise.
4334 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4335 * function.c (get_next_funcdef_no): Likewise.
4336 * gengtype.c (main): Likewise.
4337 * genmodes.c (main): Likewise.
4338 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4339 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4340 * ifcvt.c (noce_emit_move_insn): Likewise.
4341 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4343 * stor-layout.c (get_best_mode): Likewise.
4344 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4345 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4346 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4347 perform_var_substitution, solve_graph): Likewise.
4348 * tree-vrp.c (vrp_finalize): Likewise.
4350 2007-02-01 Ian Lance Taylor <iant@google.com>
4352 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4353 high part of a paradoxical subreg, return a constant zero.
4355 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4357 * toplev.c (lang_dependent_init): Call init_set_costs.
4358 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4360 2007-02-01 Richard Guenther <rguenther@suse.de>
4363 * fold-const.c (fold_negate_expr): Allow negating a
4364 constant if overflow does not change.
4366 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4368 * doc/c-tree.texi (Expression trees): Improve markup.
4369 * doc/tm.texi (Register Classes, Addressing Modes)
4370 (Floating Point): Fix spacing after abbreviations. Fix some
4373 2007-02-01 Ben Elliston <bje@au.ibm.com>
4375 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4376 * doc/contrib.texi: Likewise.
4377 * doc/install.texi: Likewise.
4379 2007-01-31 Richard Henderson <rth@redhat.com>
4380 Ian Lance Taylor <iant@google.com>
4382 * lower-subreg.c: New file.
4383 * rtl.def (CONCATN): Define.
4384 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4386 * emit-rtl.c (update_reg_offset): New static function, broken out
4387 of gen_rtx_REG_offset.
4388 (gen_rtx_REG_offset): Call update_reg_offset.
4389 (gen_reg_rtx_offset): New function.
4390 * regclass.c: Revert patch of 2006-03-05, restoring
4392 (clear_reg_info_regno): New function.
4393 * dwarf2out.c (concatn_loc_descriptor): New static function.
4394 (loc_descriptor): Handle CONCATN.
4395 * common.opt (fsplit_wide_types): New option.
4396 * opts.c (decode_options): Set flag_split_wide_types when
4398 * timevar.def (TV_LOWER_SUBREG): Define.
4399 * rtl.h (gen_reg_rtx_offset): Declare.
4400 (reg_scan_update): Declare.
4401 * regs.h (clear_reg_info_regno): Declare.
4402 * tree-pass.h (pass_lower_subreg): Declare.
4403 (pass_lower_subreg2): Declare.
4404 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4405 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4407 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4408 * Makefile.in (OBJS-common): Add lower-subreg.o.
4409 (lower-subreg.o): New target.
4411 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4413 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4415 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4418 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4420 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4423 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4425 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4427 * cfgloop.h: Include vec-prim.h.
4428 (enum li_flags): Remove LI_ONLY_OLD.
4429 (loop_iterator): Changed.
4430 (fel_next, fel_init): Iterate over loop tree.
4431 (FOR_EACH_LOOP_BREAK): New macro.
4432 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4434 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4435 * modulo-sched.c (sms_schedule): Ditto.
4436 * tree-vectorizer.c (vectorize_loops): Ditto.
4437 * doc/loop.texi: Update information on loop numbering and behavior of
4438 FOR_EACH_LOOP wrto new loops.
4439 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4440 add_to_evolution_1): Test nestedness of loops instead of comparing
4442 * tree-chrec.c (chrec_fold_plus_poly_poly,
4443 chrec_fold_multiply_poly_poly, chrec_evaluate,
4444 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4445 reset_evolution_in_loop): Ditto.
4446 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4448 2007-01-31 Dirk Mueller <dmueller@suse.de>
4450 * c-common.c (warn_about_parentheses): Separate warning about
4451 un-parenthized sequence of comparison operators from the one
4452 which is supposed to warn about x <= y <= z.
4454 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4456 * optabs.h (enum optab_index): Add new OTI_isinf.
4457 (isinf_optab): Define corresponding macro.
4458 * optabs.c (init_optabs): Initialize isinf_optab.
4459 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4461 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4462 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4464 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4465 expand_builtin_interclass_mathfn.
4466 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4467 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4468 (fxam<mode>2_i387): New insn pattern.
4469 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4470 built-in functions as x87 inline asm.
4472 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4474 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4476 2007-01-30 Eric Christopher <echristo@apple.com>
4478 * config.gcc: Add geode.
4480 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4482 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4483 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4484 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4485 value-prof.c: Fix comment typos.
4487 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4490 * doc/invoke.texi (Wpointer-arith): Document warning.
4492 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4494 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4495 the list of discrepancies from the draft TR.
4497 2007-01-30 Dirk Mueller <dmueller@suse.de>
4500 * doc/invoke.texi (-Wreturn-type): Update description to
4503 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4505 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4507 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4509 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4510 to handle optabs that operate on floating point input argument and
4511 output to integer output.
4512 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4513 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4514 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4515 expand_builtin_interclass_mathfn ().
4516 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4518 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4519 ilogbl built-in functions as x87 intrinsics.
4521 2007-01-30 Richard Guenther <rguenther@suse.de>
4524 * dwarf2out.c (reference_to_unused): Query varpool if the
4525 variable was output.
4527 2007-01-30 Richard Guenther <rguenther@suse.de>
4530 * passes.c (execute_one_pass): Reset in_gimple_form to not
4531 confuse non-unit-at-a-time mode.
4533 2007-01-29 Roger Sayle <roger@eyesopen.com>
4534 Richard Guenther <rguenther@suse.de>
4536 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4537 avoid undefined behaviour on overflow. Use force_fit_type_double
4538 to construct the constant with the specified TREE_OVERFLOW.
4540 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4542 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4543 * config/dfp-bit.h: Ditto.
4545 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4547 * c-decl.c (pop_scope): Replace warnings with call to
4548 warn_for_unused_label.
4549 * c-common.h (warn_for_unused_label): Declare.
4550 * c-common.c (warn_for_unused_label): Define.
4552 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4554 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4557 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4559 * Makefile.in (USER_H): Remove decfloat.h.
4560 * ginclude/decfloat.h: Delete, moving contents to ...
4561 * ginclude/float.h: Add support for decimal floating point,
4562 guarded by __STDC_WANT_DEC_FP__.
4564 2007-01-29 Mike Stump <mrs@apple.com>
4566 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4567 Analysis and Representation to resolve case insensitive conflict.
4568 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4570 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4572 * tree.h (struct tree_memory_tag): Add aliases member.
4573 (MTAG_ALIASES): New macro.
4574 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4575 (add_may_alias): Remove pointer-set. Update for may_aliases being
4577 (mark_aliases_call_clobbered): Update for may_aliases being a
4579 (compute_tag_properties): Ditto.
4580 (create_partition_for): Ditto.
4581 (compute_memory_partitions): Ditto.
4582 (dump_may_aliases_for): Ditto.
4583 (is_aliased_with): Ditto.
4584 (add_may_alias_for_new_tag): Ditto.
4585 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4586 (compute_is_aliased): New function.
4587 (compute_may_aliases): Call compute_is_aliased).
4588 (init_alias_info): Initialize alias_bitmap_obstack.
4589 (union_alias_set_into): New function.
4590 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4591 (have_common_aliases_p): Rewrite to take two bitmaps and use
4593 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4595 (finalize_ref_all_pointers): Update for add_may_alias changes.
4596 (new_type_alias): Ditto.
4597 * tree-flow-inline.h (may_aliases): Return a bitmap.
4598 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4599 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4600 may_aliases being a bitmap.
4601 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4602 may_aliases now returns a bitmap.
4603 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4605 * tree-ssa-operands.c (add_virtual_operand): Update for
4606 may_aliases being a bitmap.
4608 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4610 PR tree-optimization/30630
4611 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4612 variable as changed.
4614 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4617 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4618 expanded only once even if an error occurs.
4620 2007-01-29 Ben Elliston <bje@au.ibm.com>
4622 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4623 (__gcov_average_profiler): Likewise.
4624 (__gcov_ior_profiler): Likewise.
4625 (__gcov_merge_ior): Likewise.
4627 2007-01-28 Jan Hubicka <jh@suse.cz>
4629 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4630 * value-prof.c (stringop_block_profile): Likewise.
4632 2007-01-28 Jan Hubicka <jh@suse.cz>
4634 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4635 variant handling histograms; add wrapper.
4636 (clear_storage_via_libcall): Export.
4637 (emit_block_move_hints): Break out from ...; add histograms.
4638 (emit_block_move): ... this one.
4639 (clear_storage_hints): Break out from ...; add histograms.
4640 (clear_storage): ... this one.
4641 (set_storage_via_memset): Handle histogram.
4642 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4643 (clear_storage_hints, clear_storage_via_libcall): Declare.
4644 (set_storage_via_setmem): Update prototype.
4645 * doc/md.texi (movmem, setmem): Document new arguments.
4647 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4649 (stringop_block_profile): New global function.
4650 (tree_stringops_values_to_profile): Profile block size and alignment.
4651 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4653 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4654 (stringop_block_profile): Declare.
4655 * builtins.c: Include value-prof.h.
4656 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4657 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4658 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4659 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4660 * profile.c (instrument_values): Add new counters.
4661 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4663 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4664 (tree_init_edge_profiler): Build new profilers.
4665 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4666 (pass_tree_profile): Add dump.
4667 (tree_profile_hooks): Update.
4668 * Makefile.in (LIBGCOV): Add new constants.
4669 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4670 __gcov_ior_profiler): New.
4671 * i386.md (movmem/setmem expanders): Add new optional arguments.
4673 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4675 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4677 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4679 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4680 (tree_unswitch_single_loop): Pass eni_size_weights to
4681 tree_num_loop_insns.
4682 * tree-ssa-loop-manip.c: Include tree-inline.h.
4683 (can_unroll_loop_p): Pass eni_size_weights to
4684 tree_num_loop_insns.
4685 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4686 Pass eni_size_weights to estimate_num_insns.
4687 * tree.h (init_inline_once): Export.
4688 * toplev.c (backend_init): Call init_inline_once.
4689 * cgraphunit.c (cgraph_process_new_functions,
4690 cgraph_analyze_function): Pass eni_inlining_weights to
4692 * ipa-inline.c (compute_inline_parameters): Ditto.
4693 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4694 to estimate_num_insns.
4695 (try_unroll_loop_completely): Pass eni_size_weights to
4696 tree_num_loop_insns.
4697 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4698 ot estimate_num_insns.
4699 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4700 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4701 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4702 eni_time_weights): New variables.
4703 (init_inline_once): Initialize them.
4704 (struct eni_data): Mew.
4705 (estimate_num_insns_1, estimate_num_insns): Use weights.
4706 * tree-inline.h (struct eni_weights_d): New.
4707 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4708 (estimate_num_insns): Declaration changed.
4709 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4710 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4711 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4713 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4715 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4716 relations in the conflict function is valid.
4718 2007-01-27 Ian Lance Taylor <iant@google.com>
4720 * common.opt: Add fstrict-overflow.
4721 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4722 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4723 (TYPE_OVERFLOW_UNDEFINED): Define.
4724 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4726 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4727 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4728 (fold_negate_expr): Likewise.
4729 (make_range): Likewise.
4730 (extract_muldiv_1): Likewise.
4731 (maybe_canonicalize_comparison): Likewise.
4732 (fold_comparison): Likewise.
4733 (fold_binary): Likewise.
4734 (tree_expr_nonnegative_p): Likewise.
4735 (tree_expr_nonzero_p): Likewise.
4736 * tree-vrp.c (compare_values): Likewise.
4737 (extract_range_from_binary_expr): Likewise.
4738 (extract_range_from_unary_expr): Likewise.
4739 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4741 (nowrap_type_p): Likewise.
4742 * tree-scalar-evolution.c (simple_iv): Likewise.
4743 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4744 (build_range_check): Likewise.
4745 (extract_muldiv_1): Likewise.
4746 (fold_comparison): Likewise.
4747 * tree-vrp.c (vrp_int_const_binop): Likewise.
4748 (extract_range_from_unary_expr): Likewise.
4749 * convert.c (convert_to_integer): Likewise.
4750 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4751 (fold_comparison): Likewise.
4752 (fold_binary): Likewise.
4753 * optabs.c (optab_for_tree_code): Likewise.
4754 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4755 * simplify-rtx.c (simplify_const_relational_operation): Check
4756 flag_strict_overflow and flag_trapv.
4757 (simplify_const_relational_operation): Likewise.
4758 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4759 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4762 2007-01-27 Roger Sayle <roger@eyesopen.com>
4764 * tree.c (tree_fold_gcd): Delete.
4765 * tree.h (tree_fold_gcd): Remove prototype.
4766 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4767 test whether one constant integer is a multiple of another. Instead
4768 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4769 * fold-const.c (multiple_of_p): We've determined both TOP and
4770 BOTTOM are integer constants so we can call int_const_binop directly
4771 instead of the more generic const_binop.
4773 2007-01-27 Roger Sayle <roger@eyesopen.com>
4775 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4776 1*X check that the constant hasn't overflowed, to preserve the
4778 (round_up): Provide an efficient implementation when rouding-up an
4779 INTEGER_CST to a power-of-two.
4781 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4783 * doc/sourcebuild.texi: Add comma for clarity.
4784 * doc/extend.texi: Fix some typos.
4785 * doc/passes.texi: Likewise.
4786 * doc/cppinternals.texi: Likewise.
4787 * doc/c-tree.texi: Likewise.
4788 * doc/tree-ssa.texi: Likewise.
4789 * doc/install.texi: Likewise.
4791 2007-01-27 Jan Hubicka <jh@suse.cz>
4793 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4794 (pass_sra): Do not require alias information.
4795 * passes.c (init_optimization_passes): Add SRA
4797 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4799 * tracer.c (rest_of_handle_tracer): We already cleaned
4800 up the CFG in tracer() so don't do it here again.
4801 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4802 cleanup_cfg here, either. And don't call renumber_insns.
4804 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4805 and BB_HEAD are in the insn stream here. Instead make sure
4806 that BB_INSN is valid on all insns. Also, do check here that
4807 there are no pending branch predictions...
4808 (rtl_verify_flow_info): ...instead of doing it here. Checks
4809 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4812 2007-01-26 Roger Sayle <roger@eyesopen.com>
4814 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4815 function to simplify/factorize operand order canonicalization.
4816 (ix86_fixup_binary_operands): Reorganize using the above function.
4817 (ix86_binary_operator_ok): Likewise.
4819 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4821 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4822 file scope from optimize_attrs.
4823 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4825 (optimize_attrs): Clear insn_code_values after freeing it.
4827 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4829 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4830 a parts.base assignment.
4832 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4834 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4835 (compute_subscript_distance, initialize_data_dependence_relation,
4836 finalize_ddr_dependent, analyze_ziv_subscript,
4837 analyze_siv_subscript_cst_affine,
4838 compute_overlap_steps_for_affine_univar,
4839 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4840 analyze_siv_subscript, analyze_miv_subscript,
4841 analyze_overlapping_iterations, subscript_dependence_tester_1,
4842 compute_self_dependence, free_dependence_relation): Work
4843 with affine_fn instead of chrecs.
4844 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4845 common_affine_function, affine_function_base,
4846 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4847 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4848 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4849 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4850 (all_chrecs_equal_p): Removed.
4851 * tree-data-ref.h (affine_fn, conflict_function): New types.
4852 (struct subscript): Change type of conflicting_iterations_in_a
4853 and conflicting_iterations_in_b.
4855 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4858 * config/pa/pa.h (TARGET_HPUX_11): New.
4859 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4860 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4862 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4863 Richard Guenther <rguenther@suse.de>
4865 * tree-ssa-structalias.c (solve_graph): Handle case
4866 we merged the variable to another.
4868 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4870 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4873 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4874 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4876 2007-01-25 DJ Delorie <dj@redhat.com>
4878 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4879 allow changes to modes which don't fit in those registers.
4881 * reload1.c (choose_reload_regs): Check for invalid subregs before
4882 computing their locations, not after.
4884 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4887 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4888 save Altivec registers in an eh_return function.
4889 (compute_vrsave_mask): Likewise.
4890 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4891 for saving Altivec registers.
4892 (rs6000_emit_prologue): Don't allocate stack twice in
4893 eh_return function. Correct expected value of altivec_save_offset
4894 when using save_world. Describe save of R0 to stack when using
4895 save_world. Describe stack pointer adjustment when using
4896 save_world. Remove duplicated eh_return parameter register saving.
4897 Update sp_offset variable after save_world.
4898 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4900 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4901 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4904 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4906 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4908 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4911 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4912 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4914 2007-01-25 Richard Guenther <rguenther@suse.de>
4916 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4917 * common.opt (-Wcoverage-mismatch): New warning option.
4918 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4919 if -Wcoverage-mismatch is given.
4921 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4923 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4924 (ipcp_driver): Change to static definition.
4925 Add dumping of the ifunctions.
4926 (constant_val_insert): Remove unused parameter. Support for SSA.
4927 (ipcp_propagate_const): Support for SSA.
4928 (ipcp_profile_bb_print): Print only analyzed nodes.
4929 (ipcp_replace_map_create): Remove support for Fortran constant
4931 * ipa-prop.c (ipa_method_modify_stmt,
4932 ipa_callsite_compute_param): Support for SSA.
4933 * ipa-prop.h (ipcp_driver): Remove declaration.
4934 (IS_VALID_TREE_MAP_INDEX): Add define.
4936 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4938 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4940 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4943 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4944 constant argument to cabs and do it without checking for
4945 -funsafe-math-optimizations.
4947 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4949 * c-common.h (RID_FIRST_CXX0X): New.
4950 (RID_LAST_CXX0X): New.
4951 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4953 * c.opt (Wc++0x-compat): New.
4954 * doc/invoke.texi (-Wc++0x-compat): Document.
4956 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4958 * builtins.c (fold_builtin_carg): New.
4959 (fold_builtin_1): Use it.
4961 2007-01-24 Jan Hubicka <jh@suse.cz>
4963 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4965 * ipa-inline.c (initial_insns, max_insns): Delete.
4966 (compute_max_insns): New function.
4967 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4968 of insns as base for code growth.
4969 (cgraph_decide_inlining): Make initial_insns local; do not compute
4971 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4972 * doc/invoke.texi (inline-unit-growth): Update docs.
4974 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4976 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4977 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4978 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4979 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4980 for CPUs that have PTA_CX16 set.
4983 * gimplify.c (omp_check_private): New function.
4984 (gimplify_scan_omp_clauses): Use it for
4985 firstprivate/lastprivate/reduction.
4988 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4989 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4992 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4993 If lower_lastprivate_clauses emits some statements, append them
4994 to dlist rather than body_p and to body_p append an initializer.
4995 (lower_omp_for): Adjust caller.
4997 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4999 * target.h (globalize_decl_name): New.
5000 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5001 * output.h (default_globalize_decl_name): New.
5002 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5004 (globalize_decl): Ditto.
5005 (default_globalize_decl_name): New.
5006 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5007 (ia64_handle_version_id_attribute): New.
5008 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5009 (ia64_asm_output_external): Use globalize_decl_name instead
5011 * doc/extend.texi (version_id): New pragma.
5012 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5014 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5016 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5017 _uleb128_t and _Unwind_SWord with _sleb128_t.
5018 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5019 uw_frame_state_for, uw_update_context_1): Likewise.
5020 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5021 * unwind-pe.h (read_uleb128, read_sleb128,
5022 read_encoded_value_with_base): Likewise.
5023 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5025 2007-01-24 Richard Guenther <rguenther@suse.de>
5027 * builtins.c (expand_builtin_cexpi): Get the fndecl
5028 for cexp in the correct way.
5030 2007-01-24 Jan Hubicka <jh@suse.cz>
5032 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5034 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5036 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5037 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5038 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5039 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5040 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5041 __SIZEOF_PTRDIFF_T__.
5042 * doc/cpp.texi: Documentation for the new builtin macros added.
5044 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5046 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5047 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5048 instead of operands[2] to avoid access past the end of array.
5050 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5052 * reload1.c (emit_reload_insns): Pass the reload register
5053 for a non-spill output reload through forget_old_reloads_1.
5055 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5057 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5058 _SOFT_DOUBLE if doubles use software floating-point.
5059 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5060 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5061 * config/rs6000/darwin-ldouble.c: Also compile functions for
5062 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5063 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5064 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5065 commented-out long double override.
5066 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5067 * config/rs6000/eabispe.h: Likewise.
5068 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5069 long double for non-SPE.
5070 (rs6000_handle_option): Likewise.
5071 (invalid_e500_subreg): Disallow more subregs involding DImode,
5072 DFmode, TImode or TFmode.
5073 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5075 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5077 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5078 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5080 (rs6000_legitimate_address): Also check for TFmode for E500
5082 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5083 (spe_build_register_parallel): Handle TFmode and TCmode.
5084 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5086 (function_arg): Handle TFmode and TCmode for E500 double.
5087 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5089 (print_operand): Handle TFmode and TImode for %y.
5090 (rs6000_generate_compare): Handle TFmode comparisons for E500
5092 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5093 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5094 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5095 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5096 TFmode for E500 double.
5097 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5098 (floatsidf2): Enable for E500 double.
5099 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5100 (extenddftf2): Change to extenddftf2_fprs.
5101 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5102 depending on TARGET_E500_DOUBLE.
5103 (extendsftf2): Enable for E500 double.
5104 (trunctfdf2): Enable for E500 double.
5105 (trunctfsf2): Change to trunctfsf2_fprs.
5106 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5107 depending on TARGET_E500_DOUBLE.
5108 (floatsitf2): Enable for E500 double.
5109 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5110 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5111 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5112 (negtf2): Change to negtf2_internal.
5113 (negtf2): New expander.
5114 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5115 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5116 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5117 (movdi_internal32): Use rs6000_nonimmediate_operand.
5118 (unnamed splitter): Likewise.
5119 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5120 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5121 (SPE64TF, DITI): New mode macros.
5122 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5125 (frob_<mode>_di_2): New.
5126 (frob_tf_di_8_2): New.
5127 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5129 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5131 (frob_ti_<mode>_8_2): New.
5132 (frob_ti_tf_2): New.
5133 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5134 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5136 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5137 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5138 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5139 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5140 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5141 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5144 2007-01-23 Ian Lance Taylor <iant@google.com>
5146 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5148 (OBJS-archive): Reformat, alphabetize.
5149 (OBJS): Change out_object_file to OBJS-md.
5151 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5154 JUMP_P and CALL_P predicates where applicable.
5155 * config/i386/i386.c: Ditto.
5156 * config/i386/i386.md: Ditto.
5157 * config/i386/mmx.md: Ditto.
5158 * config/i386/predicates.md: Ditto.
5160 2007-01-22 Andreas Schwab <schwab@suse.de>
5162 * config/m68k/m68k.h: Fix comment.
5164 2007-01-22 Jan Hubicka <jh@suse.cz>
5166 * passes.c (init_optimization_passes): Do not rerun
5167 pass_early_warn_uninitialized.
5169 2007-01-22 Richard Guenther <rguenther@suse.de>
5171 PR tree-optimization/30038
5172 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5174 (execute_cse_sincos_1): Likewise.
5175 (execute_cse_sincos): Likewise.
5176 (gate_cse_sincos): Likewise.
5177 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5178 the cexpi() canonicalization of sincos().
5179 * tree-pass.h (pass_cse_sincos): Declare.
5180 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5182 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5184 PR rtl-optimization/29329
5185 * combine.c (replaced_rhs_insn): Rename to i2mod.
5186 (replaced_rhs_value): Rename to i2mod_new_rhs.
5187 (i2mod_old_rhs): New global variable.
5188 (combine_instructions): Adjust for above change. Save a copy of
5189 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5190 note are substituted in the second instruction.
5191 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5192 ditch the note if it pertains to the second eliminated register
5193 and this register is mentioned in i2mod_old_rhs.
5196 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5198 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5199 the insn to which the note was originally attached.
5201 2007-01-21 Jan Hubicka <jh@suse.cz>
5203 * ipa-inline.c (inlining_mode): Comment, move up.
5204 (cgraph_decide_inlining_incrementally): Do not perform inlining
5205 itself; fix handling of flattening of self recursive functions.
5206 (cgraph_find_cycles): Remove.
5207 (cgraph_flatten_node): Remove.
5208 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5209 (try_inline): New function.
5210 (cgraph_early_inlining): Update call of
5211 cgraph_decide_inlining_incrementally. Apply inlining here.
5212 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5214 2007-01-21 Dirk Mueller <dmueller@suse.de>
5217 * tree-vrp.c (check_array_bounds): do not warn
5218 about ADDR_EXPR's of ARRAY_REF's which are immediately
5219 used in binary expressions.
5221 2007-01-21 Ira Rosen <irar@il.ibm.com>
5223 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5224 read_write_dep and macros for its access.
5225 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5226 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5227 argument, call vect_check_interleaving for every independent pair of
5228 data-refs. Mark loads that access the same memory location as a store
5230 (vect_check_dependences): Remove.
5231 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5232 call, fix the call to vect_analyze_data_ref_dependence.
5233 (vect_analyze_data_ref_access): For statements that access the same
5234 data-ref, check that they are not stores; for loads, check that there
5235 is no store that access the same location.
5237 2007-01-20 Roger Sayle <roger@eyesopen.com>
5238 Joseph Myers <joseph@codesourcery.com>
5240 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5241 (-fdump-rtl-stack): Likewise.
5242 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5243 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5244 (-mpt-fixed): Use @minus{} for minus sign.
5245 (Using Precompiled Headers): Fix under/overfull hbox.
5247 2007-01-20 Jan Hubicka <jh@suse.cz>
5249 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5250 place within annotation.
5252 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5254 * pa.c (output_move_double): Change array size of xoperands to 4.
5256 2007-01-20 Jan Hubicka <jh@suse.cz>
5258 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5261 2007-01-19 Ian Lance Taylor <iant@google.com>
5263 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5264 constant to unsigned HOST_WIDE_INT before negating.
5266 2007-01-19 Ian Lance Taylor <iant@google.com>
5268 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5270 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5271 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5272 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5273 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5274 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5275 (realloc_vdef, realloc_vuse): Change second parameter to
5277 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5279 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5280 unsigned. Change x and lim locals to unsigned.
5281 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5283 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5284 (copy_virtual_operands): Change i and n locals to unsigned.
5286 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5289 * builtins.c (fold_builtin_1): Handle builtin fdim.
5291 2007-01-20 Jan Hubicka <jh@suse.cz>
5293 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5294 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5295 init_alias_heapvars.
5296 (init_alias_heapvars): Initialize only when not already initialized.
5297 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5299 2007-01-19 Roger Sayle <roger@eyesopen.com>
5301 * common.opt (fsigned-zeros): New command line option.
5302 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5303 of flag_unsafe_math_optimizations.
5304 * opts.c (set_fast_math_flags): The -ffast-math command line option
5305 implies -fno-signed-zeros.
5306 (fast_math_flags_set_p): Likewise.
5308 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5309 the documentation of -ffast-math appropriately. Wrap long lines.
5311 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5313 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5314 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5316 2007-01-19 Tomas Bily <tbily@suse.cz>
5318 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5320 (tree_init_ic_make_global_vars): New function
5321 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5322 (tree_gen_ic_profiler): New function
5323 (tree_gen_ic_func_profiler): New function
5324 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5325 (tree_profile_hooks): Added hook for indirec/virtual calls
5326 * value-prof.c (tree_find_values_to_profile): New case for
5328 (tree_values_to_profile): Call for determining indirect/virtual
5330 (tree_indirect_call_to_profile): New function
5331 (tree_ic_transform): New function
5332 (tree_ic): New function
5333 (find_func_by_pid): New function
5334 (init_pid_map): New function
5335 (tree_value_profile_transformations): Added check for
5336 indirect/virtual call transformation
5337 * value-prof.h (enum hist_type): New counter type for
5338 indirect/virtual calls
5339 (profile_hooks): Added new hook for profiling indirect/virtual
5341 * profile.c (instrument_values): New case for indirect/virtual
5343 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5344 (GCOV_COUNTER_V_INDIR): New counter type
5345 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5346 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5348 * cgraph.c: Definition of cgraph_max_pid
5349 (cgraph_create_node): Default init of pid attribute
5350 * cgraph.h: Declaration of cgraph_max_pid
5351 (struct cgraph_node): Added pid attribute
5352 * libgcov.c (__gcov_indirect_call_profiler): New function
5353 (__gcov_one_value_profiler_body): New function
5354 (__gcov_one_value_profiler): Body was moved to
5355 __gcov_one_value_profiler_body and calls it
5357 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5359 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5360 * gengtype.c (write_types_data, write_func_for_structure,
5361 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5362 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5363 (walk_type, write_func_for_structure): Generate the mark_hook if
5366 2007-01-19 Jan Hubicka <jh@suse.cz>
5368 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5369 'early' argument take inlining mode argument specifying whether to
5370 inline for size/speeed or all functions; add support for flattening;
5372 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5374 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5377 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5378 the name of the declared identifier.
5380 2007-01-19 Dirk Mueller <dmueller@suse.de>
5382 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5383 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5384 duplicate evaluation.
5386 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5389 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5390 to XFMode, use acosxf2 and truncate result to requested mode.
5391 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5392 (asin<mode>2): Similarly, with asin expanders.
5393 (*fscalexf4_i387): Rename from *fscalexf4.
5394 (expNcorexf3): New expander.
5395 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5396 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5397 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5398 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5399 patterns for SSE math.
5400 (exp10<mode>2): Similarly, with exp10 expanders.
5401 (exp2<mode>2): Similarly, with exp2 expanders.
5402 (expm1<mode>2): Similarly, with expm1 expanders.
5403 (ldexp<mode>3): Similarly, with ldexp expanders.
5404 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5405 Use gen_truncxf<mode>2_i387_noop to truncate result.
5407 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5409 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5410 for ColdFire targets.
5412 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5413 Richard Sandiford <richard@codesourcery.com>
5415 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5416 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5417 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5418 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5419 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5420 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5422 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5424 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5425 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5426 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5427 (*adddi_dilshr32_cf): New pattern.
5428 (adddi3, subdi3): Remove first alternatives.
5430 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5432 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5433 implemented using move.l, do not use its cc result for floating-point
5436 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5438 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5439 from accepting 's' constraints if flag_pic.
5441 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5443 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5444 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5445 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5446 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5448 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5450 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5451 ColdFire alternatives.
5452 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5453 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5454 architectures that support ff1 instruction.
5456 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5457 Julian Brown <julian@codesourcery.com>
5459 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5460 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5461 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5466 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5468 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5469 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5470 HOST_WIDE_INT instead of an rtx.
5471 (m68k_rtx_costs): Update call accordingly.
5472 (output_move_const_into_data_reg): Likewise. Fix formatting.
5473 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5475 (output_move_simode_const): Update calls after above changes.
5476 Rework to use automatic variables and predicates like MEM_P.
5477 * config/m68k/m68k.md (pushexthisi_const): Update call to
5480 2007-01-19 Dirk Mueller <dmueller@suse.de>
5482 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5485 2007-01-19 Richard Guenther <rguenther@suse.de>
5487 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5488 via cexp in case sincos is not available.
5490 2007-01-19 Richard Guenther <rguenther@suse.de>
5492 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5493 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5494 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5495 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5496 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5497 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5498 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5499 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5501 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5503 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5505 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5506 (atan2xf3): Directly generate RTL pattern.
5507 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5508 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5509 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5510 disable patterns for SSE math.
5511 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5512 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5513 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5514 disable patterns for SSE math.
5516 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5518 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5520 2007-01-18 Roger Sayle <roger@eyesopen.com>
5522 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5523 VIEW_CONVERT_EXPR to the same type as it's operand.
5525 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5527 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5528 configured for long double 128.
5530 2007-01-18 Mike Stump <mrs@apple.com>
5532 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5535 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5537 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5540 2007-01-18 Jan Hubicka <jh@suse.cz>
5542 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5543 greater than NUM_VOP_FREE_BUCKETS.
5545 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5547 * tree-ssa-structalias.c: Update comments.
5548 (ptabitmap_obstack): Removed.
5550 (oldpta_obstack): Ditto.
5551 (stats): Add a few members.
5552 (struct variable_info): Remove node, complex, address_taken, and
5553 indirect_target members. Add oldsolution member.
5554 (new_var_info): Do not initialize removed members.
5555 (constraint_expr_type): Remove INCLUDES.
5556 (constraint_graph): Add size, implicit_preds, rep,
5557 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5558 (FIRST_REF_NODE): New macro.
5559 (LAST_REF_NODE): Ditto.
5560 (FIRST_ADDR_NODE): Ditto.
5561 (find): New function.
5563 (dump_constraint): Do not handle INCLUDES.
5564 (insert_into_complex): Do not insert duplicate constraints.
5565 (condense_varmap_nodes): Renamed and rewritten into ...
5566 (merge_node_constraints): This. Also fix bug in handling of
5567 offseted copy constraints.
5568 (clear_edges_for_node): No longer need to deal with preds at all,
5569 or removing associated preds/succs.
5570 (merge_graph_nodes): Deal with indirect_cycles.
5571 Don't deal with predecessors.
5572 (add_implicit_graph_edge): New function.
5573 (add_pred_graph_edge): Ditto.
5574 (add_graph_edge): Don't deal with predecessors.
5575 (build_constraint_graph): Removed.
5576 (build_pred_graph): New function.
5577 (build_succ_graph): Ditto.
5578 (struct scc_info): Removed in_component. Added roots, dfs, and
5579 node_mapping. Remove visited_index, unification_queue.
5580 (scc_visit): Deal with union-find we do now.
5581 Deal with cycles with REF nodes.
5582 (collapse_nodes): Renamed and rewritten to ...
5583 (unify_nodes): This.
5584 (process_unification_queue): Removed.
5585 (topo_visit): Cleanup
5586 (do_da_constraint): Use find.
5587 (do_sd_constraint): Ditto.
5588 (do_ds_constraint): Ditto.
5589 (do_complex_constraint): Ditto.
5590 (init_scc_info): Update for removed and added members.
5591 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5592 (find_indirect_cycles): This.
5593 (equivalence_class): New variable.
5594 (label_visit): New function.
5595 (perform_variable_substitution): Rewritten.
5596 (free_var_substitution_info): New function.
5597 (find_equivalent_node): Ditto.
5598 (move_complex_constraints): Ditto.
5599 (eliminate_indirect_cycles): Ditto.
5600 (solve_graph): Only propagate changed bits.
5601 Use indirect cycle elimination.
5603 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5604 (tree_id_eq): Renamed to ...
5605 (tree_vi_eq): This. Update for member change
5606 (insert_id_for_tree): Renamed and rewritten to ...
5607 (insert_vi_for_tree): This.
5608 (lookup_id_for_tree): Renamed and rewritten to ...
5609 (lookup_vi_for_tree): This.
5610 (get_id_for_tree): Renamed and rewritten to ...
5611 (get_vi_for_tree): Ditto.
5612 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5613 (process_constraint): Don't handle INCLUDES.
5614 Remove special ADDRESSOF case.
5615 (find_func_aliases): Rewrite to use vi functions instead of id
5617 (create_function_info_for): Ditto.
5618 (create_variable_info_for): Ditto.
5619 (intra_create_variable_infos): Ditto.
5620 (merge_smts_into): Ditto.
5621 (find_what_p_points_to): Ditto.
5622 (init_base_vars): Ditto.
5623 (init_alias_vars): Ditto.
5624 (remove_preds_and_fake_succs): New function.
5625 (dump_sa_points_to_info): Dump new stats.
5626 (dump_solution_for_var): Use find.
5627 (set_used_smts): Fix formatting.
5628 (compute_points_to_sets): Updated for new functions.
5629 (ipa_pta_execute): Ditto.
5631 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5632 Richard Sandiford <richard@codesourcery.com>
5634 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5636 * calls.c (expand_call): If the return value is a PARALLEL,
5637 extract its first member.
5638 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5639 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5640 use FUNCTION_EXTRA_EPILOGUE.
5641 (m68k_function_value): Return a PARALLEL if the return value
5642 is of a pointer type.
5643 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5644 (FUNCTION_EXTRA_EPILOGUE): Remove.
5645 * config/m68k/m68k.md (D0_REG): New constant.
5647 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5649 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5650 output a NOP for empty epilogues.
5652 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5654 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5655 before function. Extend register save check to include all
5656 registers, not just integer ones.
5658 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5660 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5661 (m68k_use_return_insn): ...this.
5662 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5663 * config/m68k/m68k.c (use_return_insn): Rename to...
5664 (m68k_use_return_insn): ...this.
5665 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5668 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5670 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5671 nearest even, fix denormal rounding overflow.
5673 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5675 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5676 f%$smove and f%$move.
5677 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5678 (extendsfdf2_cf): Use fdmove instead of f%&move.
5679 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5680 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5684 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5687 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5689 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5690 (coldfire_single_format): Declare.
5691 (coldfire_double_format): Likewise.
5692 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5693 of qnan_msb_set to determine the lower bits of a canonical
5695 (encode_ieee_double): Likewise.
5696 (encode_ieee_quad): Likewise.
5697 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5698 (mips_single_format): Likewise.
5699 (ieee_double_format): Likewise.
5700 (mips_double_format): Likewise.
5701 (ieee_extended_motorola_format): Likewise.
5702 (ieee_extended_intel_96_format): Likewise.
5703 (ieee_extended_intel_128_format): Likewise.
5704 (ieee_extended_intel_96_round_53_format): Likewise.
5705 (ibm_extended_format): Likewise.
5706 (mips_extended_format): Likewise.
5707 (ieee_quad_format): Likewise.
5708 (mips_quad_format): Likewise.
5709 (vax_f_format): Likewise.
5710 (vax_d_format): Likewise.
5711 (vax_g_format): Likewise.
5712 (i370_single_format): Likewise.
5713 (i370_double_format): Likewise.
5714 (decimal_single_format): Likewise.
5715 (decimal_double_format): Likewise.
5716 (decimal_quad_format): Likewise.
5717 (c4x_single_format): Likewise.
5718 (c4x_extended_format): Likewise.
5719 (real_internal_format): Likewise.
5720 (coldfire_single_format): New real_format.
5721 (coldfire_double_format): Likewise.
5722 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5723 canonical_nan_lsbs_set.
5724 (pdp11_d_format): Likewise.
5725 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5726 if TARGET_COLDFIRE_CPU.
5728 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5730 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5731 (output_call, m68k_legitimize_call_address): Declare.
5732 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5733 parenthesees. Add support for a 'W' constraint.
5734 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5735 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5736 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5737 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5739 (override_options): Initialize them. Do not set flag_no_function_cse
5740 for TARGET_ID_SHARED_LIBRARY.
5741 (m68k_output_pic_call): Delete.
5742 (m68k_legitimize_call_address): New function.
5743 (print_operand): Remove the %o prefix. Handle the %p prefix.
5744 (output_call): New function.
5745 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5746 target address from the GOT if symbolic jumps are not allowed.
5747 * config/m68k/m68k.md (call, general_operand): Do not set
5748 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5749 Merge separate flag_pic and !flag_pic define_insns into...
5750 (*call, *call_value): ...these new patterns. Match the address
5751 rather than the containing MEM and require it to be a call_operand.
5752 Use output_call to generate the asm template.
5753 * config/m68k/predicates.md (const_call_operand): New predicate.
5754 (call_operand): Likewise.
5756 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5758 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5759 (STACK_GROWS_DOWNWARD): Define to 1.
5760 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5761 comments, emphasizing that these values are only defaults.
5762 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5763 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5765 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5767 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5769 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5770 Richard Sandiford <richard@codesourcery.com>
5772 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5773 (FP_REGNO_P): New macros.
5774 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5775 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5776 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5777 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5779 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5781 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5782 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5784 * config/m68k/t-floatlib: New file, extracting common code from...
5785 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5786 * config/m68k/t-uclinux: Here.
5787 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5788 routines on ColdFire targets.
5790 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5792 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5793 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5794 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5795 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5796 explicitly set MOTOROLA to 1.
5797 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5799 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5800 Nathan Sidwell <nathan@codesourcery.com>
5802 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5803 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5804 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5805 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5806 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5807 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5808 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5809 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5810 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5811 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5812 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5813 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5814 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5815 (DBX_REGISTER_NUMBER): Delete.
5816 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5817 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5818 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5820 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5822 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5823 * config/flat.h: New file.
5824 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5826 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5827 indirect references for -msep-data or -mid-shared-library.
5828 Do not use PC-relative code addresses either.
5829 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5831 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5832 for shared libraries and crt1.o for executables. Use crti.o and
5834 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5835 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5836 Do not add -elf2flt or -shared-lib-id options here.
5837 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5838 Pass -shared-lib-id if -mid-shared-library, taking the library
5839 identifier from -mshared-library-id if given, otherwise
5841 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5842 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5843 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5844 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5845 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5846 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5848 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5849 jump sequence for ISA A and ISA A+.
5850 (PICJUMP): Likewise.
5852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5854 * config.gcc (m68k-*-uclinux*): Base the port on the common
5855 and m68k GNU/Linux files rather than on the generic ELF ones.
5856 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5857 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5859 2007-01-18 Julian Brown <julian@codesourcery.com>
5860 Richard Sandiford <richard@codesourcery.com>
5862 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5863 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5864 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5866 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5868 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5872 * doc/install.texi: Document m68k-uclinuxoldabi.
5873 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5874 * config/m68k/uclinux-oldabi.h: New file, copied from
5875 config/m68k/uclinux.h.
5877 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5879 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5880 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5881 (m32r_compute_frame_size): Use unsigned for regno.
5882 (m32r_reload_lr): Use gen_frame_mem.
5884 (m32r_output_function_epilogue): Don't output the function epilogue
5886 (m32r_expand_epilogue): New.
5887 (direct_return): Return false if the function has the interrupt
5889 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5890 * config/m32r/m32r.md (epilogue): New expander.
5891 (return_lr, return_rte): New insns.
5892 (return): Make it expander.
5893 (return_normal): New expander.
5895 2007-01-18 Josh Conner <jconner@apple.com>
5898 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5899 support for UNLE, UNLT, UNGE, and UNGT.
5901 2007-01-18 Jan Hubicka <jh@suse.cz>
5903 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5904 * tree-tailcall (add_virtual_phis): Likewise.
5905 (optimize_tail_call): Return TODOs.
5906 (execute_tail_calls): Return TODOs.
5907 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5908 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5910 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5911 Cleanup cfg using TODO.
5912 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5913 * passes.c (execute_function_todo): When cleanup did something, remove
5915 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5916 (make_edges): Don't cleanup_cfg.
5918 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5920 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5921 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5922 operate on the top of stack.
5923 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5924 register handling of instructions that output to the second
5926 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5927 (move_for_stack_reg): Special-case check for dead destination
5928 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5930 * config/i386/i386.md (UNSPEC_TAN): New constant.
5931 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5932 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5933 to correctly model move of constant 1.0 to top stack slot.
5934 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5935 (unnamed peephole2 pattern): Remove corresponding peephole2
5936 pattern that optimizes tan insn and loading of constant 1.0.
5937 (tanxf2): Use fptanxf4_i387.
5938 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5939 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5940 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5941 disable patterns for SSE math.
5942 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5943 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5945 2007-01-18 Dirk Mueller <dmueller@suse.de>
5946 Richard Guenther <rguenther@suse.de>
5949 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5950 * common.opt (Warray-bounds): Add new warning option.
5951 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5953 * Makefile.in: make tree-vrp.o depend on toplev.h
5954 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5956 (check_array_refs, check_array_bounds, check_array_ref): New.
5958 2007-01-18 Jan Hubicka <jh@suse.cz>
5960 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5961 (execute_ssa_ccp): Return flags conditionally.
5962 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5964 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5966 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5968 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5969 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5971 * Makefile.c (GTFILES): Add cfglayout.h.
5972 * gengtype.c (open_base_files): Likewise.
5973 * cfglayout.c (cfg_layout_function_footer,
5974 cfg_layout_function_header) Reindent to make gengtype happy.
5975 * cfglayout.h (cfg_layout_function_footer,
5976 cfg_layout_function_header): Add GTY(()) marker.
5978 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5980 2007-01-18 Ben Elliston <bje@au.ibm.com>
5982 * genautomata.c (write_automata): Include xstrerror output in the
5983 error message if writing the DFA description file fails.
5985 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5987 * config/mips/mips-protos.h (mips_output_external): Make it
5989 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5990 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5991 (extern_list): Likewise.
5992 (extern_head): Likewise.
5993 (TARGET_ASM_FILE_END): Likewise.
5994 (mips_file_end): Likewise.
5995 (mips_output_external): Rewritten.
5997 2007-01-18 Ben Elliston <bje@au.ibm.com>
5999 * genpreds.c (write_insn_preds_c): Only write out the function
6000 body for regclass_for_constraint if we have register constraints.
6002 2007-01-17 Tom Tromey <tromey@redhat.com>
6004 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6005 * doc/install.texi (Testing): Use sourceware.org.
6006 (Binaries): Likewise.
6007 (Specific): Likewise.
6008 * doc/contrib.texi (Contributors): Use sourceware.org.
6010 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6012 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6013 (AVR_ENHANCED): Rename to ...
6014 (AVR_HAVE_MUL): ... new.
6015 (avr_enhanced_p): Rename to ...
6016 (avr_have_mul_p): ... new.
6017 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6018 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6019 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6020 (avr_have_mul_p): ... new.
6021 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6022 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6023 'avr_enhanced_p' and 'enhanced'.
6024 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6025 AVR_HAVE_MUL instead of AVR_ENHANCED.
6026 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6027 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6028 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6029 instead of AVR_ENHANCED.
6030 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6031 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6032 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6034 2007-01-17 Ian Lance Taylor <iant@google.com>
6036 * vec.h (VEC_reserve_exact): Define.
6037 (vec_gc_p_reserve_exact): Declare.
6038 (vec_gc_o_reserve_exact): Declare.
6039 (vec_heap_p_reserve_exact): Declare.
6040 (vec_heap_o_reserve_exact): Declare.
6041 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6043 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6045 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6046 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6047 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6048 * vec.c (calculate_allocation): Add exact parameter. Change all
6050 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6051 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6052 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6053 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6054 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6055 (vec_heap_p_reserve_exact): New function.
6056 (vec_heap_o_reserve_exact): New function.
6058 2007-01-17 Jan Hubicka <jh@suse.cz>
6060 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6062 2007-01-17 Eric Christopher <echristo@apple.com>
6064 * config.gcc: Support core2 processor.
6066 2007-01-16 Jan Hubicka <jh@suse.cz>
6068 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6069 the names, just unlink the chain so we don't crash on dangling pointers
6072 2007-01-16 Jan Hubicka <jh@suse.cz>
6074 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6075 * tree-pass.h: Reorder to make IPA passes appear toegher.
6076 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6077 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6078 parameters, do not call early inliner.
6079 * ipa-inline.c: Update comments. Include tree-flow.h
6080 (cgraph_decide_inlining): Do not compute inlining parameters.
6081 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6082 be called with function context set up.
6083 (pass_ipa_inline): Remove unreachable functions before pass.
6084 (cgraph_early_inlining): Simplify assuming to be called from the
6086 (pass_early_inline): New pass.
6087 (cgraph_gate_ipa_early_inlining): New gate.
6088 (pass_ipa_early_inline): Turn into simple wrapper.
6089 (compute_inline_parameters): New function.
6090 (gate_inline_passes): New gate.
6091 (pass_inline_parameters): New pass.
6092 (apply_inline): Move here from tree-optimize.c
6093 (pass_apply_inline): New pass.
6094 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6096 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6098 (tree_function_versioning): Do not allocate dummy struct function.
6099 * tree-inline.h (optimize_inline_calls): Update prototype.
6100 * tree-optimize.c (execute_fixup_cfg): Export.
6101 (pass_fixup_cfg): Remove
6102 (tree_rest_of_compilation): Do not apply inlines.
6103 * tree-flow.h (execute_fixup_cfg): Declare.
6104 * Makefile.in (gt-passes.c): New.
6105 * passes.c: Include gt-passes.h
6106 (init_optimization_passes): New passes.
6107 (nnodes, order): New static vars.
6108 (do_per_function_toporder): New function.
6109 (execute_one_pass): Dump current pass here.
6110 (execute_ipa_pass_list): Don't dump current pass here.
6112 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6114 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6115 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6117 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6119 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6120 (strong_alias): Define.
6121 (__gcc_qmul): Provide non-FMA for soft-float.
6127 (__gcc_qunord): New.
6137 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6138 soft-float functions.
6139 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6140 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6141 about long double soft float.
6143 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6144 Tehila Meyzels <tehila@il.ibm.com>
6146 * tree-vectorizer.h (is_pattern_stmt_p): New.
6147 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6148 formatting (tabs instead of spaces). Cleanup and clarify setting
6149 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6150 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6151 (vectorizable_type_demotion): Check that types are integral.
6152 (vectorizable_type_promotion): Likewise.
6153 (vectorizable_store): Fix typo. Eliminate new-line at end of
6156 2007-01-16 Jan Hubicka <jh@suse.cz>
6158 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6161 2007-01-15 Eric Christopher <echristo@apple.com>
6163 * ifcvt.c: Include vec.h, vecprim.h.
6164 (check_cond_move_block): New argument regs.
6165 Reorganize. Add registers used to regs.
6166 (cond_move_process_if_block): Use regs set above as
6169 2007-01-15 Eric Christopher <echristo@apple.com>
6171 * config/darwin.h: Update copyright.
6172 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6173 (LINK_COMMAND_SPEC): Add -u.
6174 (LINK_SPEC): Fix umbrella for above.
6176 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6178 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6181 2007-01-15 Tom Tromey <tromey@redhat.com>
6183 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6184 * doc/install.texi (Testing): Don't mention jacks.
6185 (Configuration): Document --enable-java-maintainer-mode. Move
6186 --with-java-home to libgcj-specific section. Document
6188 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6190 2007-01-15 Jan Hubicka <jh@suse.cz>
6192 * tree-ssa-dce.c (DCE_TODOs): New.
6193 (propagate_necessity): Return if something changed.
6194 (eliminate_unnecessary_stmts): Likewise.
6195 (perform_tree_ssa_dce): Return TODO flags when needed.
6196 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6198 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6200 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6201 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6202 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6203 patterns using X87MODEF12 mode macro. Extend operand 1
6204 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6205 (log10<mode>2): Ditto.
6206 (log2<mode>2): Ditto.
6207 (log1p<mode>2): Ditto.
6208 (logb<mode>2): Ditto.
6209 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6210 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6211 (*fxtractxf3_i387): Rename from *fxtractxf3.
6212 (fxtract_extend<mode>xf3_i387): New insn pattern.
6213 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6214 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6215 and gen_fyl2xxf3_i387().
6217 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6219 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6220 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6221 get_loop_exit_edges. Changed return type to bool.
6222 * cfgloop.h (fix_loop_placement): Declaration removed.
6224 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6226 * param.h (MIN_VECT_LOOP_BOUND): New.
6227 * params.def (MIN_VECT_LOOP_BOUND): New.
6228 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6229 argument - minimum threshold for number of iterations.
6230 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6231 argument to declaration.
6232 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6233 MIN_VECT_LOOP_BOUND.
6234 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6235 slpeel_tree_peel_loop_to_edge with additional argument.
6236 (vect_do_peeling_for_alignment): Likewise.
6237 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6239 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6245 2007-01-14 Jan Hubicka <jh@suse.cz>
6247 * tree-dfa.c (remove_referenced_var): New function.
6248 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6249 prune referenced vars list too.
6250 * tree-flow.h (remove_referenced_var): Declare.
6252 2007-01-14 Jan Hubicka <jh@suse.cz>
6254 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6256 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6257 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6258 * except.h (verify_eh_throw_table_statements): Kill prototype.
6259 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6260 into call exrepssions.
6261 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6263 * tree-cfg.c: Include pointer-set.h.
6264 (verify_node_sharing): Work on pointer set.
6265 (verify_eh_throw_stmt_node): New.
6266 (verify_stmts): Use pointers sets, verify throw_stmt.
6268 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6270 * ipa-reference.c (analyze_function): Consider also addresses taken
6273 2007-01-12 Roger Sayle <roger@eyesopen.com>
6275 * c-typeck.c (null_pointer_constant_p): Replace use of
6276 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6277 (build_c_cast): Likewise.
6279 2007-01-12 Roger Sayle <roger@eyesopen.com>
6281 * tree.h (force_fit_type_double): Remove unused final argument.
6282 * c-common.c (constant_expression_warning): Replace use of
6283 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6284 (convert_and_check): Likewise.
6285 (shorten_compare): Update call to force_fit_type_double.
6286 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6287 * convert.c (convert_to_pointer): Update call to
6288 force_fit_type_double.
6289 * fold-const.c (force_fit_type_double): Remove overflowed_const
6291 (int_const_binop, fold_convert_const_int_from_int,
6292 fold_convert_const_int_from_real, fold_div_compare,
6293 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6294 fold_abs_const, fold_not_const): Remove the final argument from
6295 calls to force_fit_type_double.
6297 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6299 * configure.ac: Set insn to "nop" for spu-*-* also.
6300 * configure: Regenerate.
6302 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6304 * builtins.def : Add BUILT_IN_FREE.
6306 2007-01-12 Jan Hubicka <jh@suse.cz>
6308 PR tree-optimization/30443
6309 * tree-inline.c (tree_function_versioning): Do not optimize when
6310 cloning for inlining.
6312 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6314 * doc/loop.texi: Document recording of loop exits.
6315 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6316 (update_single_exits_after_duplication,
6317 update_single_exit_for_duplicated_loop,
6318 update_single_exit_for_duplicated_loops): Removed.
6319 (duplicate_loop_to_header_edge): Do not call
6320 update_single_exits_after_duplication and
6321 update_single_exit_for_duplicated_loops.
6322 (loop_version): Do not update single_exit information.
6323 (fix_loop_structure): Use record_loop_exits instead of
6324 mark_single_exit_loops.
6325 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6326 the lists of loop exits.
6327 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6328 split_edge, merge_blocks): Update the lists of loop exits.
6329 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6330 loop_optimizer_init.
6331 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6332 of mark_single_exit_loops.
6333 (loop_optimizer_finalize): Call release_recorded_exits.
6334 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6335 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6336 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6337 update single exit information.
6338 * lambda-code.c (perfect_nestify): Ditto.
6339 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6340 (mark_single_exit_loops): Removed.
6341 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6342 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6343 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6345 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6346 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6347 (verify_loop_structure): Verify consistency of the exit lists.
6348 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6349 (set_single_exit): Removed.
6350 * cfgloop.h (struct loop_exit): New function.
6351 (struct loop): single_exit_ field replaced by exits field.
6352 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6353 (struct loops): Added exits hash.
6354 (mark_single_exit_loops, set_single_exit): Declaration removed.
6355 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6357 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6359 * doc/invoke.texi: Avoid use of @headitem.
6361 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6363 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6365 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6367 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6370 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6371 Richard Sandiford <richard@codesourcery.com>
6373 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6374 * config/m68k/m68k.opt: Resort options.
6375 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6377 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6378 Richard Sandiford <richard@codesourcery.com>
6380 * doc/invoke.texi: Document the macros that are defined by
6381 m68k's -mtune and -mhard-float options.
6382 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6383 (m68k_cpp_cpu_family): Likewise.
6384 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6385 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6386 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6387 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6388 (m68k_cpp_cpu_family): Likewise.
6390 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6392 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6393 macros besides mc68000 as tuning macros. Use a switch statement
6394 to set them and mcpu32.
6396 2007-01-12 Julian Brown <julian@codesourcery.com>
6398 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6399 (TARGET_68040_ONLY): Rename to...
6400 (TARGET_68040): ...this.
6401 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6402 * config/m68k/m68k.md: Likewise.
6404 2007-01-12 Julian Brown <julian@codesourcery.com>
6405 Nathan Sidwell <nathan@codesourcery.com>
6406 Richard Sandiford <richard@codesourcery.com>
6408 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6409 the -mcpu= argument associated with the --with-cpu setting.
6410 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6411 if different from the one implied by the -mcpu setting.
6412 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6413 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6414 * doc/invoke.texi: Mention ColdFire in the introduction to the
6415 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6416 -mno-div and -mhard-float options. Make -m68881 a synonym for
6417 -mhard-float. Document the previously-undocumented -m5206e,
6418 -m528x, -m5307 and -m5407 options. Tweak the existing option
6419 documentation for consistency.
6420 * doc/install.texi: Mention new --with-cpu arguments.
6421 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6422 default CPU if neither -mcpu nor -march are specified.
6423 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6424 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6425 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6426 using m68k_tune to decide between families that implement the
6427 same ISA. Use m68k_tune to set __mcfv4e__.
6428 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6429 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6430 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6431 (FL_ISA_C, FL_ISA_MMU): New macros.
6432 (MASK_COLDFIRE): Delete.
6433 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6434 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6435 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6436 (TARGET_HARD_FLOAT): Do not define here.
6437 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6438 (TUNE_68000): New macro.
6439 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6440 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6441 (TUNE_CFV2): Redefine in terms of m68k_tune.
6442 (uarch_type, target_device, fpu_type): New enums.
6443 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6444 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6445 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6446 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6447 (FL_FOR_isa_c): New macros.
6448 (m68k_isa): New enum.
6449 (m68k_target_selection): New structure.
6450 (all_devices, all_isas, all_microarchs): New tables.
6451 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6452 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6453 (MASK_ALL_CPU_BITS): Delete.
6454 (m68k_find_selection): New function.
6455 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6456 Map the legacy target options to a combination of the new ones.
6457 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6458 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6459 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6461 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6462 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6464 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6465 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6466 * config/m68k/m68k-devices.def: New file.
6468 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6469 Nathan Sidwell <nathan@codesourcery.com>
6471 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6472 (SUBTARGET_EXTRA_SPECS): New macros.
6473 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6474 use %(asm_cpu_spec) instead.
6475 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6476 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6477 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6478 (EXTRA_SPECS): Rename to...
6479 (SUBTARGET_EXTRA_SPECS): ...this.
6481 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6482 Richard Sandiford <richard@codesourcery.com>
6483 Julian Brown <julian@codesourcery.com>
6485 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6486 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6487 to the configuration's default CPU.
6488 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6489 Remove default masks.
6490 (m680[012]0-*-*): Set the default with_cpu to the first part of
6492 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6493 (m68k*-*-linux): Extend the --with-cpu handling to...
6494 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6495 and m68010. Don't set target_cpu_default2.
6496 * doc/install.texi: Document --with-cpu for m68k.
6497 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6498 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6499 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6500 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6501 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6502 (ASM_SPEC): Remove use of %(asm_cpu_default).
6503 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6504 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6505 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6506 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6507 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6508 (TARGET_DEFAULT): Delete.
6509 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6510 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6511 (CPP_CPU_SPEC): Delete.
6512 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6513 the appropriate string.
6514 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6515 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6516 (ASM_SPEC): Don't use %(asm_default_spec).
6517 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6518 TARGET_DEFAULT and add MASK_68881.
6519 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6521 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6523 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6524 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6525 MASK_68010 alongside MASK_68020.
6526 * doc/invoke.texi: Document -m68010.
6527 * config/m68k/m68k.opt (m68010): New.
6528 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6530 (TUNE_68010): New macro.
6531 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6532 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6533 (M68K_CPU_m68332): Add MASK_68010.
6534 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6535 fallback definition.
6536 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6538 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6539 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6540 to all entries that use MASK_68020.
6541 (output_move_simode_const, output_move_himode, output_move_qimode)
6542 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6543 instead of TARGET_68020 to select clr behavior. Remove comment
6544 about there being no TARGET_68010.
6545 * config/m68k/m68k.md: Likewise throughout.
6547 2007-01-12 Julian Brown <julian@codesourcery.com>
6549 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6550 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6551 * config/m68k/m68k.md: Likewise.
6553 2007-01-12 Julian Brown <julian@codesourcery.com>
6555 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6556 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6558 2007-01-12 Julian Brown <julian@codesourcery.com>
6560 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6561 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6562 * config/m68k/m68k.md: Likewise.
6564 2007-01-12 Julian Brown <julian@codesourcery.com>
6565 Richard Sandiford <richard@codesourcery.com>
6567 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6568 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6569 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6571 (TARGET_CPU32): Rename to...
6572 (TUNE_CPU32): ...this.
6573 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6574 (TUNE_CFV2): New macros.
6575 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6576 remove conditions that are implied by TARGET_68020.
6577 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6578 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6579 (m68k_output_function_epilogue): Likewise.
6580 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6581 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6582 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6583 non-68000 timings. Refactor multiplication and division costs.
6584 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6585 TUNE_CPU32 instead of TARGET_CPU32.
6586 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6587 and TUNE_68060 instead of TARGET_68060.
6588 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6589 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6591 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6592 && !TARGET_COLDFIRE" to choose between moveq and clr.
6593 Likewise in the unnamed movsf pattern.
6594 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6595 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6598 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6601 of tabbing before backslashes.
6603 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6605 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6606 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6607 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6609 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6611 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6612 find_interesting_uses_cond.
6613 (find_interesting_uses_cond): Use extract_cond_operands.
6614 (rewrite_use_compare): Use extract_cond_operands and
6615 force_gimple_operand_bsi. Do not call update_stmt.
6616 (determine_use_iv_cost_condition): Use extract_cond_operands.
6617 Return cheaper of using original bound and changing the exit bound.
6619 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6621 PR tree-optimization/29516
6622 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6623 most_expensive_mult_to_index, addr_to_parts,
6624 create_mem_ref, maybe_fold_tmr): Make the type of
6625 fields of TARGET_MEM_REF sizetype.
6626 (move_fixed_address_to_symbol, move_pointer_to_base):
6628 * tree.def (TARGET_MEM_REF): Add comment on types of
6631 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6633 * c-common.c (vector_types_convertible_p): Treat opaque types as
6634 always convertible if they have the same size, but not otherwise.
6636 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6638 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6639 Remove the b_unconditional field.
6640 (noce_try_sign_mask): Do not look at b_unconditional.
6641 (noce_process_if_block): Do not use merge_if_blocks. Update
6642 the CFG here. Do not set b_unconditional.
6643 (cond_move_process_if_block): Likewise.
6644 (find_cond_trap): Likewise.
6645 (check_cond_move_block): Require simple jump insns at the end
6648 2007-01-11 Jan Hubicka <jh@suse.cz>
6650 PR tree-optimization/1046
6651 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6652 when alias info is not ready.
6653 (pass_tail_recursion): Do not require aliasing.
6654 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6655 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6656 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6657 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6658 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6659 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6660 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6662 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6663 When aliasing is not build, mark statement as volatile.
6665 2007-01-11 Tom Tromey <tromey@redhat.com>
6667 PR preprocessor/15185, PR preprocessor/20989:
6668 * doc/cppopts.texi <-MT>: Update description of algorithm for
6669 computing default target.
6670 <-M, -MD>: Reword "basename" text.
6672 2007-01-11 Roger Sayle <roger@eyesopen.com>
6674 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6675 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6676 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6677 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6678 fold_builtin_bswap, real_constp, fold_builtin_pow,
6679 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6680 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6681 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6682 * convert.c (convert_to_pointer): Likewise.
6683 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6684 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6685 const_binop, fold_convert_const_int_from_int,
6686 fold_convert_const_int_from_real,
6687 fold_convert_const_real_from_real, sign_bit_p,
6688 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6689 fold_sign_changed_comparison, fold_unary, fold_comparison,
6690 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6691 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6692 * print-tree.c (print_node_brief, print_node): Likewise.
6693 * stor-layout.c (place_field, layout_type): Likewise.
6694 * tree-chrec.c (keep_cast): Likewise.
6695 * tree.c (build_vector, build_real, build_real_from_int_cst,
6696 build_complex): Likewise.
6698 2007-01-11 Roger Sayle <roger@eyesopen.com>
6700 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6701 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6703 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6705 * configure.ac (strict1_warn): Rename to strict_warn.
6706 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6707 cc_set_by_configure, quoted_cc_set_by_configure,
6708 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6709 all_boot_languages, all_stagestuff): Remove.
6710 (target_list): Remove bootstrap targets.
6711 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6712 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6713 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6714 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6715 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6716 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6717 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6718 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6719 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6720 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6721 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6722 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6723 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6724 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6725 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6726 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6727 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6728 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6729 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6730 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6731 (mostlyclean): Adjust.
6732 (clean, distclean): Don't mention bootstrap stuff.
6733 * configure: Regenerate.
6734 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6735 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6736 treelang/config-lang.in (stagestuff): Remove.
6737 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6738 stageprofile, stagefeedback, stagestuff): Remove mention.
6740 2007-01-11 Nick Clifton <nickc@redhat.com>
6742 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6744 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6745 (mcore_arith_K_S_operand): Run the test for the S constraint not
6746 the test for the M constraint.
6747 (mcore_addsub_operand): Do not accept integer values that are
6748 larger than 32 bits.
6749 * config/mcore/mcore.md: Remove unused constraints from split.
6750 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6752 (allocate_stack): Likewise.
6753 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6754 operands to 32 bits.
6755 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6757 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6758 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6759 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6760 mcore_output_bclri, mcore_output_andn, output_inline_const,
6761 mcore_output_move, mcore_output_movedouble): Likewise.
6762 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6763 (output_inline_const): Likewise.
6764 (output_inline_const): Fix format strings used in sprintf
6766 * config/mcore/mcore-protos.h: Update prototypes for changed
6767 functions in mcore.c.
6768 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6769 HOST_WIDE_INT and not int.
6770 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6771 CONST_OK_FOR_N): Likewise.
6772 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6773 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6776 2007-01-10 Jan Hubicka <jh@suse.cz>
6778 * tree-vrp.c (remove_range_assertions): Release defs.
6779 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6780 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6782 2007-01-10 Paul Brook <paul@codesourcery.com>
6784 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6785 * config/arm/arm.md (mulsi3subsi): New insn.
6787 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6789 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6790 (tree_transform_and_unroll_loop): New.
6791 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6794 2007-01-10 Robert Kennedy <jimbob@google.com>
6796 * fold-const.c (fold_comparison): Fold comparisons like (x *
6797 1000 < 0) to (x < 0).
6799 2007-01-10 Ian Lance Taylor <iant@google.com>
6801 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6802 operands have the same priority.
6804 2007-01-10 Tom Tromey <tromey@redhat.com>
6806 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6807 (fold_binary): Likewise.
6808 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6809 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6810 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6811 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6812 * langhooks.h (struct lang_hooks): Removed field
6813 'can_use_bit_fields_p'.
6815 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6817 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6819 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6821 * function.c (get_last_funcdef_no): New function.
6822 * function.h (get_last_funcdef_no): Declare.
6823 * tree-inline.c (initialize_cfun): Add initialization.
6824 (tree_function_versioning): Cleanup.
6826 2007-01-10 Jan Hubicka <jh@suse.cz>
6828 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6831 2007-01-10 Sa Liu <saliu@de.ibm.com>
6832 Ben Elliston <bje@au.ibm.com>
6834 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6835 for SAVE_NONLOCAL and Pmode for any other save level.
6836 * spu-protos.h (spu_restore_stack_block): Declare.
6837 * spu.md (save_stack_block): Remove.
6838 (restore_stack_block): Call spu_restore_stack_block.
6839 * spu.c (spu_restore_stack_block): New function.
6840 (spu_expand_epilogue): Remove old comment.
6842 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6844 PR tree-optimization/30322
6845 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6846 (cand_value_at): Return the value as aff_tree.
6847 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6848 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6849 aff_combination_mult): New functions.
6850 (aff_combination_add): Use aff_combination_add_cst.
6851 (aff_combination_convert): Allow conversions to a wider type.
6852 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6853 * tree-affine.h (aff_combination_mult): Declare.
6855 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6857 * doc/tm.texi: Update documentation to reflect reality of exec
6858 and start file search behaviours. Update copyright year.
6859 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6860 header file directories.
6862 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6864 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6865 (*cosxf2): Rename to cosxf2_i387.
6866 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6867 using X87MODEF12 mode macro. Rename patterns to
6868 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6870 (*cosdf2, *cossf2): Ditto.
6871 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6872 to match extended input operands.
6873 (sincos<mode>3): New expander.
6874 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6875 insn patterns and corresponding splitters.
6877 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6879 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6880 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6882 2007-01-09 Nicolas Pitre <nico@cam.org>
6885 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6887 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6889 * target.h (struct gcc_target): New field library_rtti_comdat.
6890 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6891 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6892 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6893 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6895 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6897 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6899 2007-01-08 Richard Guenther <rguenther@suse.de>
6901 * tree.h (force_fit_type_double): Export.
6902 (force_fit_type): Remove.
6903 * fold-const.c (force_fit_type_double): New function.
6904 (force_fit_type): Remove.
6905 (int_const_binop): Use it.
6906 (fold_convert_const_int_from_int): Likewise.
6907 (fold_convert_const_int_from_real): Likewise.
6908 (fold_div_compare): Likewise.
6909 (fold_sign_changed_comparison): Likewise.
6910 (fold_unary): Likewise.
6911 (fold_negate_const): Likewise.
6912 (fold_abs_const): Likewise.
6913 (fold_not_const): Likewise.
6914 * c-common.c (shorten_compare): Use force_fit_type_double.
6915 * convert.c (convert_to_pointer): Likewise.
6917 2007-01-08 Richard Guenther <rguenther@suse.de>
6919 * tree.h (build_int_cst_wide_type): Export.
6920 * tree.c (build_int_cst_wide_type): New function.
6921 (build_int_cst_wide): Fix comment.
6922 * builtins.c (fold_builtin_object_size): Use build_int_cst
6923 to build -1 or 0 of the correct type. Use fit_double_type
6924 to check for overflow.
6925 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6927 (decode_field_reference): Likewise.
6928 (all_ones_mask_p): Likewise.
6929 (native_interpret_int): Use build_int_cst_wide_type.
6930 (fold_binary): Use build_int_cst_type to build an all-ones
6932 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6934 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6936 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6938 2007-01-09 Ben Elliston <bje@au.ibm.com>
6940 * genautomata.c (STATS_OPTION): New option.
6941 (stats_flag): New flag.
6942 (gen_automata_option): Handle it.
6943 (initiate_automaton_gen): Ditto.
6944 (write_automata): Output statistics only if stats_flag is
6945 set. Likewise, output time statistics only if time_flag is set.
6946 * doc/md.texi (Processor pipeline description): Document new flag.
6948 2007-01-08 Richard Guenther <rguenther@suse.de>
6950 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6951 * tree.c (build_int_cst_type): Likewise.
6952 (size_in_bytes): Don't call force_fit_type on the result.
6953 (int_fits_type_p): Use fit_double_type.
6954 * fold-const.c (fit_double_type): New function.
6955 (force_fit_type): Use it.
6956 * tree.h (fit_double_type): Export.
6958 2007-01-08 Jan Hubicka <jh@suse.cz>
6960 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6961 * ipa.c (function_and_variable_visibility): Fix return type.
6963 2007-01-08 Richard Guenther <rguenther@suse.de>
6965 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6966 of offset to build the index.
6967 * tree-pretty-print.c (dump_generic_node): Don't build negated
6968 const just for printing.
6969 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6970 * builtins.c (fold_builtin_int_roundingfn): Check if result
6971 fits the type by using force_fit_type and comparing the result.
6972 * predict.c (predict_loops): Use compare_tree_int for comparison.
6973 * tree.c (build_int_cst): Fall back to integer_type_node for
6975 (build_int_cst_wide): Assert type is non-null.
6977 2007-01-08 Roberto Costa <roberto.costa@st.com>
6979 * tree-vrp.c (extract_range_from_cond_expr): New.
6980 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6981 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6983 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6984 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6985 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6986 used as expressions.
6987 * tree-object-size.c (cond_expr_object_size): New.
6988 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6990 2007-01-08 Jan Hubicka <jh@suse.cz>
6992 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6993 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6996 2007-01-08 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/23603
6999 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7000 (extract_range_from_binary): Fall back to truthvalue instead of
7001 varying for TRUTH_*_EXPR.
7002 (extract_range_from_comparison): Fall back to truthvalue instead of
7004 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7005 if all visited PHI values were constant.
7007 2007-01-08 Jan Hubicka <jh@suse.cz>
7009 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7010 (cgraph_analyze_function): break out from ...
7011 (cgraph_finalize_compilation_unit): ... here.
7012 (cgraph_expand_function): Remove forgoten commented out line.
7013 (cgraph_optimize): Analyze functions.
7015 2007-01-08 Jan Hubicka <jh@suse.cz>
7017 * tree-pas.h (TODO_remove_function): New flag.
7018 (TODO_update*): Renumber.
7019 (pass_ipa_increase_alignment,
7020 pass_ipa_function_and_variable_visibility): New passes.
7021 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7022 (cgraph_function_and_variable_visibility): Move to ipa.c
7023 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7024 cgraph_increase_alignment.
7025 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7026 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7027 calling tree-inline.
7028 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7029 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7030 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7031 (gate_increase_alignment): New function.
7032 (pass_ipa_increase_alignment): New pass.
7033 * ipa.c: Inline tree-pass.h and timevar.h
7034 (function_and_variable_visibility): Move here from cgraphunit.c
7035 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7036 * passes.c (init_optimization_passes): Add the two new passes.
7037 (execute_todo): Handle cgraph_remove_functions.
7039 2007-01-08 Nick Clifton <nickc@redhat.com>
7041 * config/frv/predicates.md (reg_or_0_operand): Accept
7044 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7046 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7047 * config.gcc: Add bfin*-rtems*.
7049 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7051 * c.opt: Add -flax-vector-conversions.
7052 * c-typeck.c (convert_for_assignment): Pass flag to
7053 vector_types_convertible_p to allow emission of note.
7054 (digest_init): Likewise.
7055 * c-opts.c: Handle -flax-vector-conversions.
7056 * c-common.c (flag_lax_vector_conversions): New.
7057 (vector_types_convertible_p): Unless -flax-vector conversions
7058 has been passed, disallow conversions between vectors with
7059 differing numbers of subparts and/or element types. If such
7060 a conversion is disallowed, possibly emit a note on the first
7061 occasion only to inform the user of -flax-vector-conversions.
7062 The new last argument specifies this.
7063 * c-common.h (flag_lax_vector_conversions): New.
7064 (vector_types_convertible_p): Add extra argument.
7065 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7066 char_type_node for V*QI type vectors.
7067 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7068 Update to satisfy new typechecking rules.
7069 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7071 * doc/invoke.texi (C Dialect Options): Document
7072 -flax-vector-conversions.
7074 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7076 PR tree-optimization/29877
7077 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7078 a register variable on the RHS to not be replaceable.
7080 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7081 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7082 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7083 const_simm15, const_pow2, const_npow2): Added.
7084 * config/score/misc.md (insv, extv, extzv, movmemsi,
7085 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7086 * config/score/score.c (score_address_cost, score_select_cc_mode):
7088 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7089 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7090 Update score_print_operand.
7091 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7092 Adjust register allocate order and update some macro define.
7093 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7094 mdx_block_move_straight, mdx_block_move_loop_head,
7095 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7096 mdx_block_move): Added.
7097 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7098 mdp_limm): Updated and fix some bug and typo.
7099 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7100 (movsf, movdf, doloop_end): Added.
7102 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7104 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7105 config/arm/thumb2.md: Fix comment typos.
7106 * doc/extend.texi: Fix a typo.
7108 2007-01-07 Eric Christopher <echristo@apple.com>
7110 * configure.ac: Check for __stack_chk_fail for darwin.
7111 * configure: Regenerate.
7113 2007-01-07 Richard Guenther <rguenther@suse.de>
7115 * tree-vrp.c (extract_range_from_assert): CSE calls to
7116 compare_values where possible.
7117 (extract_range_from_unary_expr): Likewise.
7119 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7121 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7122 * config/avr/avr.c (call_insn_operand): Delete function.
7123 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7124 instead of register number. Use predicates.
7125 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7126 call_insn_operand): Add.
7128 2007-01-06 Jan Hubicka <jh@suse.cz>
7130 * tree-pass.h (pass_build_cgraph_edges): Declare.
7131 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7132 (visited_nodes): Remove.
7133 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7134 build_cgrpah_edges; make visited_nodes local.
7135 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7136 (record_references_in_initializer): Move to cgraphbuild.c
7137 (initialize_inline_failed, rebuild_cgraph_edges,
7138 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7139 (verify_cgraph_node): Make visited_nodes local.
7140 (cgraph_analyze_function): Do not call cgraph_create_edges and
7141 initialize_inline_failed.
7142 (cgraph_expand_function): Do not call cgraph_lower_function;
7143 assert that function is already lowered.
7144 * Makefile.in (cgraphbuild.o): New.
7145 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7146 at the end of lowering passes.
7148 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7150 * ifcvt.c (cond_move_convert_if_block): New function, code
7151 factored out from...
7152 (cond_move_process_if_block): ...here. Call the new function
7153 on the THEN and ELSE blocks.
7154 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7155 already takes care of this.
7157 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7160 * tree.h (TREE_OVERFLOW_P): New.
7161 * c-typeck.c (parser_build_unary_op): Warn only if result
7162 overflowed and operands did not.
7163 (parser_build_binary_op): Likewise.
7164 (convert_for_assignment): Remove redundant overflow_warning.
7165 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7167 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7169 * c-typeck.c (store_init_value): Split over two lines to follow
7170 the GNU coding style.
7172 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7174 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7175 __GXX_EXPERIMENTAL_CXX0X__.
7176 * doc/cpp.texi: Same.
7178 2007-01-05 Richard Guenther <rguenther@suse.de>
7181 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7182 with mismatched types. Instead explicitly build a
7183 conversion NOP_EXPR.
7185 2007-01-05 Ian Lance Taylor <iant@google.com>
7187 * c-common.c (decl_with_nonnull_addr_p): New function.
7188 (c_common_truthvalue_conversion): Call it.
7189 * c-typeck.c (build_binary_op): Likewise.
7190 * c-common.h (decl_with_nonnull_addr_p): Declare.
7192 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7195 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7198 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7200 * doc/install.texi (Final install): Document the fact that
7201 the GNAT runtime should not be stripped.
7203 2007-01-04 Jan Hubicka <jh@suse.cz>
7205 * tree-inline.c (fold_marked_statements): Update operand caches
7206 and EH after folding
7208 2007-01-04 Ian Lance Taylor <iant@google.com>
7210 * c-common.c (check_function_nonnull): Whitespace fix.
7212 2007-01-04 Jan Hubicka <jh@suse.cz>
7214 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7215 comitted older version of patch.
7216 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7217 function, celanup cfg and collect garbage.
7219 2007-01-04 Mike Stump <mrs@apple.com>
7221 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7224 2007-01-04 Eric Christopher <echristo@apple.com>
7226 * libgcc2.c (__bswapsi2): Use SItype.
7227 (__bswapdi2): Use DItype.
7228 * libgcc2.h: Update for above.
7230 2007-01-04 Paul Brook <paul@codesourcery.com>
7232 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7233 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7234 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7235 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7236 umulsi3_highpart): Make conditional on !arm_arch6.
7237 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7238 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7239 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7240 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7241 umulsi3_highpart_v6): New insns.
7243 2007-01-04 Roger Sayle <roger@eyesopen.com>
7245 * fold-const.c (fold_convert): When casting an expression to void,
7246 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7247 have a type. Instead of attempting to build a NOP_EXPR, return
7248 these "special" trees directly.
7250 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7252 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7253 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7254 rs6000_cost->fp not 0 as adjustment for outer NEG.
7256 2007-01-04 Jan Hubicka <jh@suse.cz>
7258 * cgraph.c (cgraph_release_function_body): New function.
7259 (cgraph_remove_node): Use it.
7260 * cgraph.h (cgraph_release_function_body): Declare.
7261 * cgraphunit.c (cgraph_expand_function): Use it.
7262 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7263 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7264 is initialized and while compilation of other function is running.
7265 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7266 statement CFG annotations from here to ...
7267 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7269 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7271 * cfgloop.h (enum li_flags): Make the constants powers of two.
7273 2007-01-04 Jan Hubicka <jh@suse.cz>
7275 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7277 (fold_marked_statements): New function.
7278 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7279 * tree-inline.h (copy_body_data): Add statements_to_fold.
7281 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7283 * config.gcc: Mention libgcc/config.host.
7284 * Makefile.in: Update comments mentioning libgcc.
7285 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7286 (all.cross, start.encap, rest.encap, rest.cross): Update
7287 dependencies for libgcc move.
7288 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7289 (clean-target, clean-target-libgcc): Delete.
7290 (srcdirify, GCC_EXTRA_PARTS): New macros.
7291 (libgcc-support, libgcc.mvars): New rules.
7292 (distclean): Remove mention of mklibgcc.
7293 (install): Don't reference INSTALL_LIBGCC.
7294 (install-common): Don't reference EXTRA_PARTS.
7295 (install-libgcc, install-multilib): Delete rules.
7296 * mklibgcc.in: Delete file.
7297 * doc/configfiles.texi: Don't mention mklibgcc.
7299 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7300 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7301 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7302 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7303 (mklibgcc, ldblspecs): Likewise.
7305 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7306 (posixpre.def): Use $(T).
7307 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7308 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7309 (SHLIB_LINK): Make dummy.
7310 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7312 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7314 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7315 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7316 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7317 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7319 * configure.ac (all_outputs): Remove mklibgcc.
7320 * configure: Regenerated.
7322 2007-01-03 Josh Conner <jconner@apple.com>
7325 * calls.c (compute_argument_addresses): Set stack and stack_slot
7326 for partial args, too.
7327 (store_one_arg): Use locate.size.constant for the size when
7328 generating a save_area.
7330 2007-01-03 Robert Kennedy <jimbob@google.com>
7332 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7333 whose definitions are deleted due to basic block merging.
7335 2007-01-03 Paul Brook <paul@codesourcery.com>
7338 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7340 (use_return_insn): Return 0 for Thumb interrupt functions.
7341 (print_multi_reg): Add rfe argument for IRQ returns.
7342 (arm_output_epilogue): Pop interrupt return address directly into PC.
7343 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7345 2007-01-03 Paul Brook <paul@codesourcery.com>
7347 Merge from sourcerygxx-4_1.
7348 * config/arm/thumb2.md: New file.
7349 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7351 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7352 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7353 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7354 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7356 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7357 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7359 * config/arm/ieee754-sf.S: Ditto.
7360 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7361 (thumb1_base_register_rtx_p): ... to this.
7362 (thumb_index_register_rtx_p): Rename...
7363 (thumb1_index_register_rtx_p): ... to this.
7364 (thumb_output_function_prologue): Rename...
7365 (thumb1_output_function_prologue): ... to this.
7366 (thumb_legitimate_address_p): Rename...
7367 (thumb1_legitimate_address_p): ... to this.
7368 (thumb_rtx_costs): Rename...
7369 (thumb1_rtx_costs): ... to this.
7370 (thumb_compute_save_reg_mask): Rename...
7371 (thumb1_compute_save_reg_mask): ... to this.
7372 (thumb_final_prescan_insn): Rename...
7373 (thumb1_final_prescan_insn): ... to this.
7374 (thumb_expand_epilogue): Rename...
7375 (thumb1_expand_epilogue): ... to this.
7376 (arm_unwind_emit_stm): Rename...
7377 (arm_unwind_emit_sequence): ... to this.
7378 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7379 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7380 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7381 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7382 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7383 thumb2_output_casesi): New functions.
7384 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7385 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7386 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7387 THUMB2_WORK_REGS): Define.
7388 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7389 arm_condexec_mask, arm_condexec_masklen)): New variables.
7390 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7391 (arm_override_options): Check new CPU capabilities.
7392 Set new architecture flag variables.
7393 (arm_isr_value): Handle v7m interrupt functions.
7394 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7396 (const_ok_for_arm): Handle Thumb-2 constants.
7397 (arm_gen_constant): Ditto. Use movw when available.
7398 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7400 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7401 (thumb_find_work_register, arm_load_pic_register,
7402 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7403 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7404 print_multi_reg, output_mov_long_double_fpa_from_arm,
7405 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7406 output_mov_double_fpa_from_arm, output_move_double,
7407 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7408 output_return_instruction, arm_output_function_prologue,
7409 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7410 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7411 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7412 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7413 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7414 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7416 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7417 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7418 (arm_file_start): Output directive for unified syntax.
7419 (arm_unwind_emit_set): Handle stack alignment instruction.
7420 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7421 Add v6t2, v7, v7a, v7r and v7m.
7422 (RETLDM): Add Thumb-2 code.
7423 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7424 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7425 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7426 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7427 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7428 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7429 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7430 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7431 ADJUST_INSN_LENGTH): Define.
7432 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7433 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7434 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7435 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7436 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7437 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7438 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7439 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7440 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7441 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7442 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7443 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7444 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7445 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7446 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7447 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7448 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7450 * config/arm/arm-tune.md: Regenerate.
7451 * config/arm/arm-protos.h: Update prototypes.
7452 * config/arm/vfp.md: Enable patterns for Thumb-2.
7453 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7454 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7455 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7456 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7457 * config/arm/libunwind.S: Add Thumb-2 code.
7458 * config/arm/constraints.md: Update include Thumb-2.
7459 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7460 * config/arm/ieee754-df.S: Ditto.
7461 * config/arm/bpabi.S: Ditto.
7462 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7463 * config/arm/predicates.md (low_register_operand,
7464 low_reg_or_int_operand, thumb_16bit_operator): New.
7465 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7466 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7467 * config/arm/t-arm-elf: Add armv7 multilib.
7468 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7470 (UNSPEC_STACK_ALIGN, ce_count): New.
7471 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7472 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7474 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7475 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7476 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7477 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7478 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7479 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7481 * doc/extend.texi: Document ARMv7-M interrupt functions.
7482 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7484 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7486 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7487 (struct _Unwind_Context): Rename args_size to flags, remove
7488 signal_frame field, add a new args_size field and version field.
7489 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7490 _Unwind_IsExtendedContext): New inline functions.
7491 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7492 Assume by_value array is only present if _Unwind_IsExtendedContext.
7493 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7494 _Unwind_IsSignalFrame.
7495 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7496 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7497 (uw_init_context_1): Initialize context->flags to
7498 EXTENDED_CONTEXT_BIT.
7499 * config/rs6000/linux-unwind.h (frob_update_context): Use
7500 _Unwind_SetSignalFrame.
7502 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7505 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7506 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7509 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7511 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7512 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7513 RET, AT_SP): Remove.
7514 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7517 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7518 * cfgbuild.c (find_basic_blocks): Likewise.
7519 * cfgrtl.c (rtl_create_basic_block): Likewise.
7520 * function.c (temp_slots_at_level): Likewise.
7521 * reg-stack.c (stack_regs_mentioned): Likewise.
7522 * regclass.c (allocate_reg_info): Likewise.
7523 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7524 set_bb_for_stmt, move_block_to_fn): Likewise.
7525 * tree-complex.c (tree_lower_complex): Likewise.
7526 * vec.h (VEC_safe_grow_cleared): New.
7528 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7530 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7532 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7533 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7535 * cfgloopmanip.c (scale_loop_frequencies): Export.
7536 (loopify): Scale the frequencies by prescribed coefficients.
7537 (set_zero_probability): New function.
7538 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7539 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7540 and frequencies according to arguments.
7541 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7543 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7544 * modulo-sched.c (sms_schedule): Set probabilities for entering
7545 versioned loop correctly.
7546 * tree-vect-transform.c (vect_transform_loop): Ditto.
7547 * cfgloop.h (loopify, loop_version): Declaration changed.
7548 (scale_loop_frequencies): Declared.
7550 2007-01-02 Jan Hubicka <jh@suse.cz>
7552 * cgraph.c: Include tree-flow.h
7553 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7555 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7556 * tree-pass.h (pass_all_early_optimizations): Declare.
7557 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7559 (cgraph_analyze_function): Do early_local_passes.
7560 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7561 Do not add referenced vars.
7562 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7564 (gate_all_early_local_passes): New gate.
7565 (pass_early_local_passes): Use new gate.
7566 (execute_early_local_optimizations): New functions.
7567 (gate_all_early_optimizations): New gate.
7568 (pass_all_early_optimizations): New pass.
7569 (execute_free_datastructures): Free SSA only when initialized.
7570 (gate_init_datastructures): Init only when optimizing.
7571 (tree_lowering_passes): Do early local passes when called late.
7572 * tree-profile.c (do_tree_profiling): Don't profile functions added
7574 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7575 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7577 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7578 during early_local_passes.
7579 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7582 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7584 * Makefile.in: Update copyright year.
7586 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7588 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7589 in $(lang_checks) and check-consistency targets.
7591 2007-01-02 Jan Hubicka <jh@suse.cz>
7593 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7594 Do not add referenced vars.
7595 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7597 * passes.c (init_optimization_passes): Put mudflap_2 after
7598 free_datastructures.
7600 2007-01-02 Jan Hubicka <jh@suse.cz>
7602 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7603 Set NOTHROW flag on call statements proved to be nothrow.
7604 Update statement of local calls so new pure/const functions are
7605 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7607 (tree_rest_of_compilation): Register hooks and initialize bitmap
7608 early. Do not set after_inlining flag.
7610 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7612 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7613 HOST_BITS_PER_LONGLONG
7615 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7618 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7619 warning for non-static initializers.
7621 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7623 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7624 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7625 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7626 Always use set_unique_reg_note to add REG_EQUAL notes.
7628 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7631 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7633 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7634 * cfgbuild.c (find_basic_blocks): Likewise.
7635 * cfgrtl.c (rtl_create_basic_block): Likewise.
7636 * function.c (temp_slots_at_level): Likewise.
7637 * reg-stack.c (stack_regs_mentioned): Likewise.
7638 * regclass.c (allocate_reg_info): Likewise.
7639 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7640 set_bb_for_stmt, move_block_to_fn): Likewise.
7641 * tree-complex.c (tree_lower_complex): Likewise.
7642 * vec.h (VEC_safe_grow_cleared): New.
7644 2007-01-02 Ian Lance Taylor <iant@google.com>
7646 * c-common.c (c_common_truthvalue_conversion): When warning about
7647 using an assignment as a truth value, set TREE_NO_WARNING.
7649 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7652 * c.opt (Wold-style-declaration): New.
7653 * doc/invoke.texi (C-only Warning Options): New.
7654 (Wold-style-declaration): Document it.
7655 (Wextra): Enabled by -Wextra.
7656 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7657 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7658 -Wold-style-declaration.
7660 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7662 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7663 * cfgbuild.c (find_basic_blocks): Likewise.
7664 * cfgrtl.c (rtl_create_basic_block): Likewise.
7665 * function.c (temp_slots_at_level): Likewise.
7666 * reg-stack.c (stack_regs_mentioned): Likewise.
7667 * regclass.c (allocate_reg_info): Likewise.
7668 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7669 set_bb_for_stmt, move_block_to_fn): Likewise.
7670 * tree-complex.c (tree_lower_complex): Likewise.
7671 * vec.h (VEC_safe_grow_cleared): New.
7673 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7675 * c-common.c (c_common_nodes_and_builtins): Since variants of
7676 void_type_node get built before it is given a name, we need to
7677 give those variants the name, too.
7678 (complete_array_type): We need to work with the canonical main
7679 type of the array, from which we will build the qualified version.
7680 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7681 * print-tree.c (print_node): Display canonical type information
7683 * stor-layout.c (layout_type): When we don't know the
7684 alignment of a type for which we're building an array, we end up
7685 guessing wrong, so make the type require structural equality.
7686 * tree.c (make_node_stat): When we build a new type, it is its
7688 (build_type_attribute_qual_variant): When building an attribute
7689 variant, its canonical type is the non-attribute variant. However,
7690 if the attributes are target-dependent and they differ, we need to
7691 use structural equality checks for this type.
7692 (build_qualified_type): A qualified type is not equivalent to its
7693 unqualified variant; set the canonical type appropriately.
7694 (build_distinct_type_copy): When building a distinct type from
7695 another type, the new type is its own canonical type.
7696 (build_variant_type_copy): When building a new type variant, we
7697 assume that it is equivalent to the original type.
7698 (build_pointer_type_for_mode): When building a pointer type, also
7699 build a canonical type pointer.
7700 (build_reference_type_for_mode): When building a reference type,
7701 also build a canonical type reference.
7702 (build_index_type): When we can't hash an index type (e.g.,
7703 because its maximum value is negative), the index type requires
7704 structural equality tests.
7705 (build_array_type): Build the canonical form of an array type.
7706 (build_function_type): Function types require structural equality,
7707 because they contain default arguments, attributes, etc.
7708 (build_method_type_directly): Ditto for method types.
7709 (build_offset_type): Build the canonical offset type.
7710 (build_complex_type): Build the canonical vector type.
7711 (make_vector_type): Build the canonical vector type.
7712 * tree.h (TYPE_CANONICAL): New.
7713 (TYPE_STRUCTURAL_EQUALITY_P): New.
7714 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7715 (struct tree_type): Added "canonical" field.
7716 * params.h (VERIFY_CANONICAL_TYPES): New.
7717 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7718 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7719 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7720 * doc/invoke.texi (verify-canonical-types): Document --param
7721 parameter for verifying canonical types.
7723 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7725 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7726 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7727 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7728 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7730 * config/rs6000/e500.h: New.
7731 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7732 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7734 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7735 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7736 TARGET_E500_DOUBLE): Remove.
7737 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7738 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7739 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7740 * config/rs6000/rs6000.c (rs6000_override_options): Use
7743 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7745 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7746 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7747 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7748 rs6000_emit_cmove): Don't check TARGET_E500.
7749 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7750 sordered): Don't check TARGET_E500.
7752 2007-01-01 Eric Christopher <echristo@apple.com>
7754 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7755 HARD_REGISTER_NUM_P.
7757 2007-01-01 Roger Sayle <roger@eyesopen.com>
7759 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7760 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7761 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7764 2007-01-01 Mike Stump <mrs@apple.com>
7766 * configure.ac: Remove support for building with Apple's gcc-3.1.
7768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7771 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7772 REG is a hard register. Do not modify REG before calling
7774 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7775 multiple of the size of YMODE for certain lowpart cases.
7777 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7780 * gimplify (voidify_wrapper_expr): Update for
7783 2007-01-01 Andreas Schwab <schwab@suse.de>
7786 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7787 save of BR0 in extra_spill_size instead of spill_size.
7788 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7790 (ia64_expand_epilogue): Restore BR0 from its new location.
7792 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7794 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7795 Use a temporary variable if the left hand side is not a gimple
7798 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7800 * gimplify.c (gimplify_return_expr): Make the temporary variable
7801 for the return expression, a gimple register variable.
7803 2007-01-01 Jan Hubicka <jh@suse.cz>
7805 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7808 2007-01-01 Mike Stump <mrs@apple.com>
7810 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7812 * config/darwin.c (machopic_select_rtx_section): Use
7814 (darwin_mergeable_constant_section): Likewise.
7815 * configure: Regenerate.
7816 * config.in: Regenerate.
7818 2007-01-01 Jan Hubicka <jh@suse.cz>
7819 Andrew Pinski <pinskia@gmail.com>
7821 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7822 before starting IPA passes.