1 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6 2005-01-05 Richard Henderson <rth@redhat.com>
8 * reload1.c (do_input_reload): Restrict the optimization deleteing
9 a previous output reload to RELOAD_FOR_INPUT.
11 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15 (vectorizable_induction): New function declaration.
16 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17 check if already vectorized. Find first place in BB where new stmts
18 can be inserted. Takes only one argument.
19 (vectorizable_induction): New function.
20 (vect_transform_stmt): Add case for induc_vec_info_type to call
21 vectorizable_induction.
22 (vect_transform_loop): Consider phis for vectorization.
23 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
25 (analyze_operations): Call vectorizable_induction when analyzing phis.
27 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
28 (vect_mark_relevant): Include phis in relevance analysis.
29 (vect_mark_stmts_to_be_vectorize): Likewise.
30 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
32 2007-04-16 Lawrence Crowl <crowl@google.com>
34 * doc/invoke.texi (Debugging Options): Add documentation for the
35 -femit-struct-debug options -femit-struct-debug-baseonly,
36 -femit-struct-debug-reduced, and
37 -femit-struct-debug-detailed[=...].
39 * c-opts.c (c_common_handle_option): Add
40 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
41 and OPT_femit_struct_debug_detailed_.
42 * c.opt: Add specifications for
43 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
44 and -femit-struct-debug-detailed[=...].
45 * opts.c (set_struct_debug_option): Parse the
46 -femit-struct-debug-... options.
47 * opts.c (matches_main_base, main_input_basename,
48 main_input_baselength, base_of_path, matches_main_base): Add
49 variables and functions to compare header base name to compilation
51 * opts.c (should_emit_struct_debug): Add to determine to emit a
52 structure based on the option.
53 (dump_struct_debug) Also disabled function to debug this
55 * opts.c (handle_options): Save the base name of the
58 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
59 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
60 This hook indicates if a type is generic. Set it by default
62 * langhooks.h (struct lang_hooks_for_types): Add a new hook
63 to determine if a struct type is generic or not.
64 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
65 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
66 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
69 * flags.h (enum debug_info_usage): Add an enumeration to describe
70 a program's use of a structure type.
71 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
72 to indicate the program's usage of the type. Filter structs based
73 on the -femit-struct-debug-... specification.
74 (gen_type_die): Split into two routines, gen_type_die and
75 gen_type_die_with_usage. gen_type_die is now a wrapper
76 that assumes direct usage.
77 (gen_type_die_with_usage): Replace calls to gen_type_die
78 with gen_type_die_with_usage adding the program usage of
80 (dwarf2out_imported_module_or_decl): Suppress struct debug
81 information using should_emit_struct_debug when appropriate.
83 2007-04-16 Ian Lance Taylor <iant@google.com>
85 PR tree-optimization/31522
86 * tree-vrp.c (vr_phi_edge_counts): New static variable.
87 (vrp_initialize): Allocate vr_phi_edge_counts.
88 (vrp_visit_phi_node): Don't push to infinity if we saw a new
89 executable edge. Drop test for all constants.
90 (vrp_finalize): Free vrp_phi_edge_counts.
92 * doc/cpp.texi (Common Predefined Macros): Clarify description of
93 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
95 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
96 predecessors at head rather than tail.
98 2007-04-16 Matthias Klose <doko@debian.org>
100 * gcc/config/alpha/linux.h (CPP_SPEC): Define.
101 * gcc/config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
103 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
105 * function.h: Remove sequence_stack extern declaration.
107 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
109 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
111 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
114 2007-04-16 Anatoly Sokolov <aesok@post.ru>
116 * config/avr/avr.c (avr_arch_types): Rearranging array.
117 (enum avr_arch): Add.
118 (avr_mcu_types): Use avr_arch enumeration constants instead of
120 * config/avr/avr.h (LINK_SPEC): Simplify.
122 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
124 * config/m68k/m68k.c (m68k_libcall_value,
125 m68k_function_value): Use macros for register names more.
127 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
129 (M68K_REGNAME): Use A6_REG.
130 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
132 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
135 * sched-int.h (struct deps): Split field 'pending_lists_length' into
136 'pending_read_list_length' and 'pending_write_list_length'. Update
138 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
139 to handle two length counters instead of one. Update all uses.
140 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
141 two length counters instead of one.
142 * sched-rgn.c (propagate_deps): Update to handle two length counters
145 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
148 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
149 copy of source, pass it to ix86_expand_vector_set and return
152 2007-04-16 David Ung <davidu@mips.com>
153 Joseph Myers <joseph@codesourcery.com>
155 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
156 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
157 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
158 Add 74K processor information.
159 * config/mips/mips.md: Include 74k.md.
160 (cpu): Add 74kc,74kf,74kx.
161 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
162 * config/mips/74k.md: New.
163 * doc/invoke.texi (MIPS Options): Document 74K support.
165 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
167 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
168 vectorizable_* functions.
169 * tree-vect-transform.c (vectorizable_call): Add check for
170 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
171 (vectorizable_store): likewise.
172 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
174 (vectorizable_operation, vectorizable_type_demotion): Likewise.
175 (vectorizable_type_promotion, vectorizable_load): Likewise.
176 (vectorizable_live_operation, vectorizable_condition): Likewise.
177 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
179 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
181 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
183 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
184 register numbers more.
185 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
186 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
187 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
188 FUNCTION_VALUE_REGNO_P): Likewise.
189 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
190 STATIC_CHAIN_REGNUM): Likewise.
191 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
192 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
193 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
194 * config/m68k/m68k.md (FP_REG): New.
196 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
198 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
201 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
203 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
204 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
207 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
209 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
212 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
215 * c-decl.c (finish_decl): Grab the type of the decl after the call
218 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
220 * common.opt (fforward-propagate): Fix "Optimization" annotation.
222 2007-04-14 Jakub Jelinek <jakub@redhat.com>
225 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
226 post dominators and cleanup cfg before returning.
228 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
230 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
231 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
233 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
235 * config.gcc: Recognize fido.
236 * config/m68k/m68k-devices.def (fidoa): New.
237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
239 (FL_FIDOA, TARGET_FIDOA): New.
240 * config/m68k/m68k.opt (mfidoa): New.
242 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
245 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
246 when a personality function is used.
248 2007-04-13 Bob Wilson <bob.wilson@acm.org>
250 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
252 2007-04-13 Mike Stump <mrs@apple.com>
254 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
256 * config/darwin.opt (fapple-kext): Make C++ only.
257 * config/darwin.c (darwin_override_options): Remove code to ensure
258 -fapple-kext is given for C++ only.
260 2007-04-13 Richard Sandiford <richard@codesourcery.com>
262 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
263 * config/mips/mips.c (override_options): Call
264 SUBTARGET_OVERRIDE_OPTIONS, if defined.
266 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
268 * config/i386/i386.opt (msvr3-shlib): Removed.
270 * doc/invoke.texi: Remove -msvr3-shlib.
272 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
274 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
275 with "popcnt" instruction.
277 2007-04-13 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/21258
280 * tree-vrp.c (compare_case_labels): New helper.
281 (find_switch_asserts): New function.
282 (find_assert_locations): Call it for SWITCH_EXPRs.
284 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
287 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
288 check is now implied in X87_FLOAT_MODE_P.
289 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
290 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
291 (fix_trunc<mode>_i386_fisttp): Ditto.
292 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
293 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
294 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
295 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
296 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
297 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
298 (unnamed_splitters): Ditto.
299 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
300 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
301 FIRST_SSE_REG for local functions when SSE math is enabled or
302 for functions with sseregparm attribute.
303 (standard_80387_constant_p): Return -1 if mode is not
305 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
306 (ix86_expand_compare): Ditto.
307 (ix86_expand_carry_flag_compare): Ditto.
308 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
309 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
310 DECIMAL_FLOAT_MODE_P.
311 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
312 of SCALAR_FLOAT_MODE_P.
313 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
314 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
315 checks before FLOAT_MODE_P.
316 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
322 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
324 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
325 Charles Wilson <libtool@cwilson.fastmail.fm>
327 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
328 (libgcc.mvars): Don't depend on them.
329 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
332 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
334 * doc/invoke.text (--help): Document --help=common.
336 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
338 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
340 2007-04-12 Richard Sandiford <richard@codesourcery.com>
342 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
343 * genemit.c (main): Emit #include "integrate.h".
344 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
345 (LOADGP_RTP): New mips_loadgp_style.
346 * config/mips/mips.h: Include config/vxworks-dummy.h.
347 (TARGET_RTP_PIC): New macro.
348 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
349 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
350 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
352 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
353 -mvxworks-pic when using -mrtp and a PIC option.
354 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
356 (mips_symbolic_constant_p, mips_symbolic_address_p)
357 (mips_symbol_insns): Handle SYMBOL_HALF.
358 (override_options): Warn about -G and -mrtp being used together.
359 Initialize mips_lo_relocs[SYMBOL_HALF].
360 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
361 (mips_emit_loadgp): Handle LOADGP_RTP.
362 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
363 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
364 (tablejump): Handle function-relative case table entries if
366 * config/mips/predicates.md (symbol_ref_operand): New predicate.
368 2007-04-12 Richard Sandiford <richard@codesourcery.com>
370 * config/mips/mips.md (load_call<mode>): Allow any general register.
372 (sibcall_value_internal, sibcall_value_multiple_internal)
373 (call_value_internal, call_value_split, call_value_multiple_internal)
374 (call_value_multiple_split): Remove constraints from operand 0.
376 2007-04-12 Richard Sandiford <richard@codesourcery.com>
378 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
379 rather than loadgp_noshared.
380 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
381 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
383 * config/mips/mips.md (loadgp): Rename to...
384 (loadgp_newabi): ...this.
385 (loadgp_noshared): Rename to...
386 (loadgp_absolute): ...this.
388 2007-04-12 Richard Sandiford <richard@codesourcery.com>
390 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
391 false for locally-binding symbols.
392 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
394 2007-04-12 Richard Sandiford <richard@codesourcery.com>
396 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
397 (SYMBOL_GOT_PAGE_OFST): ...this.
398 (SYMBOL_GOT_GLOBAL): Rename to...
399 (SYMBOL_GOT_DISP): ...this.
400 (SYMBOL_GOTOFF_GLOBAL): Rename to...
401 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
402 * config/mips/mips.c (mips_global_symbol_p): New function.
403 (mips_symbol_binds_local_p): Likewise.
404 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
405 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
406 and mips_symbol_binds_local_p.
407 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
408 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
409 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
411 (mips_ok_for_lazy_binding_p): New function.
412 (mips_load_call_address, mips_expand_call): Use it.
413 (mips_dangerous_for_la25_p): Likewise.
414 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
415 (*got_disp<mode>): Use got_disp_operand instead of
416 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
417 SYMBOL_GOTOFF_GLOBAL.
418 (*got_page<mode>): Use got_page_ofst_operand instead of
420 * config/mips/predicates.md (const_call_insn_operand): Use
421 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
422 (global_got_operand): Rename to...
423 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
425 (local_got_operand): Rename to...
426 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
429 2007-04-12 Richard Sandiford <richard@codesourcery.com>
431 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
432 TARGET_CALL_CLOBBERED_GP.
433 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
434 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
435 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
436 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
437 of TARGET_ABICALLS && !TARGET_NEWABI.
438 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
439 * config/mips/mips.c (mips_load_call_address): Check
440 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
441 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
442 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
443 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
444 TARGET_ABICALLS && TARGET_NEWABI.
445 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
447 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
448 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
449 TARGET_ABICALLS && TARGET_NEWABI.
450 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
451 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
452 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
453 whether indirect calls must use $25.
454 (mips_extra_live_on_entry): Check TARGET_GOT instead of
456 * config/mips/mips.md (jal_macro): Check flag_pic and
457 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
458 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
459 instead of TARGET_ABICALLS.
460 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
461 TARGET_ABICALLS && TARGET_OLDABI.
462 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
463 (sibcall): In the comment above the define_insn, mention
464 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
465 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
466 instead of TARGET_ABICALLS.
468 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
470 * doc/md.texi (Blackfin family constraints): Document PA and PB.
471 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
472 (MACFLAGS_MATCH_P): New macro.
473 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
474 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
475 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
476 the other MACFLAG constants.
477 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
478 (flag_machi): Tighten constraints. Renumber some of the operands.
479 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
481 (flag_machi_parts_acconly): New pattern.
482 (flag_macinithi): Tighten constraints. Allow any accumulator to be
484 (flag_macinit1hi): Tighten constraints.
485 (flag_mul_macv2hi_parts_acconly): New pattern.
487 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
488 Use a more efficient implementation.
489 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
490 inline sequences when not optimizing for size.
492 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
493 movhi_high2low): Delete, merge functionality into...
494 (packv2hi): ... this pattern.
496 2007-02-11 Jie Zhang <jie.zhang@analog.com>
497 * config/bfin/bfin.opt (msim): New option.
499 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
500 (bfin_cpu_t): Typedef of enum bfin_cpu.
501 (bfin_cpu_type): New declaration.
502 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
503 -msim and -mcpu= options.
504 (LIB_SPEC): Likewise.
505 * config/bfin/bfin.c (bfin_cpu_type): Define.
506 (bfin_handle_option): Handle -mcpu= option.
507 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
508 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
509 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
511 2007-04-12 Richard Sandiford <richard@codesourcery.com>
513 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
514 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
515 (powerpc-wrs-vxworksae): Use ${tm_file}.
516 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
517 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
518 * config/i386/vx-common.h: New file.
520 2007-04-12 Richard Sandiford <richard@codesourcery.com>
522 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
525 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
527 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
530 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
534 * c-common.c (c_build_qualified_type): Set canonical type
537 2007-04-12 Richard Guenther <rguenther@suse.de>
539 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
540 lower bound and element size if lower bound is not zero
541 or either of the ARRAY_REF operands is set.
543 2007-04-12 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/24689
546 PR tree-optimization/31307
547 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
549 * gimplify.c (canonicalize_addr_expr): To be consistent with
550 gimplify_compound_lval only set operands two and three of
551 ARRAY_REFs if they are not gimple_min_invariant. This makes
552 it never at this place.
553 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
555 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
557 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
558 null before emitting a .nsubspa directive.
560 2007-04-11 Diego Novillo <dnovillo@redhat.com>
562 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
563 need_to_partition_p if there are no memory statements in the
566 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
568 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
569 (gcd_of_steps_may_divide_p): New function.
570 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
572 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
574 * reload.c (find_reloads_toplev, find_reloads_address,
575 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
576 not a pointer equality test, to decide if we need to call
577 push_reg_equiv_alt_mem.
579 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
581 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
582 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
583 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
585 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
587 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
588 vector to be positive.
590 2007-04-11 Diego Novillo <dnovillo@redhat.com>
594 * doc/invoke.texi: Document --params max-aliased-vops and
596 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
597 debug_memory_partitions): Move to tree-flow.h
598 * params.h (AVG_ALIASED_VOPS): Define.
599 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
601 (mp_info_t): Likewise.
602 (get_mem_sym_stats_for): New.
603 (set_memory_partition): Move from tree-flow-inline.h.
604 (mark_non_addressable): Only clear the set of symbols for the
605 partition if it exists.
606 (dump_memory_partitions): Move from tree-ssa-operands.c
607 (debug_memory_partitions): Likewise.
608 (need_to_partition_p): New.
609 (dump_mem_ref_stats): New.
610 (debug_mem_ref_stats): New.
611 (dump_mem_sym_stats): New.
612 (debug_mem_sym_stats): New.
613 (update_mem_sym_stats_from_stmt): New.
614 (compare_mp_info_entries): New.
615 (mp_info_cmp): Call it.
616 (sort_mp_info): Change argument to a list of mem_sym_stats_t
618 (get_mpt_for): Move from tree-ssa-operands.c.
619 (find_partition_for): New.
620 (create_partition_for): Remove.
621 (estimate_vop_reduction): New.
622 (update_reference_counts): New.
623 (build_mp_info): New.
624 (compute_memory_partitions): Refactor.
625 Document new heuristic.
626 Call build_mp_info, update_reference_counts,
627 find_partition_for and estimate_vop_reduction.
628 (compute_may_aliases): Populate virtual operands before
629 calling debugging dumps.
630 (delete_mem_sym_stats): New.
631 (delete_mem_ref_stats): New.
632 (init_mem_ref_stats): New.
633 (init_alias_info): Call it.
634 (maybe_create_global_var): Remove alias_info argument.
635 Get number of call sites and number of pure/const call sites
636 from gimple_mem_ref_stats().
637 (dump_alias_info): Call dump_memory_partitions first.
638 (dump_points_to_info_for): Show how many times a pointer has
640 * opts.c (decode_options): For -O2 set --param
641 max-aliased-vops to 500.
642 For -O3 set --param max-aliased-vops to 1000 and --param
643 avg-aliased-vops to 3.
644 * fortran/options.c (gfc_init_options): Remove assignment to
646 * tree-flow-inline.h (gimple_mem_ref_stats): New.
647 * tree-dfa.c (dump_variable): Dump memory reference
649 Dump NO_ALIAS* settings.
650 (referenced_var_lookup): Tidy.
651 (mem_sym_stats): New.
652 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
653 and ORIG are different SSA names for a memory partition.
654 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
655 * tree-flow.h (struct mem_sym_stats_d): Define.
656 (mem_sym_stats_t): Define.
657 (struct mem_ref_stats_d): Define.
658 (struct gimple_df): Add field mem_ref_stats.
659 (enum noalias_state): Define.
660 (struct var_ann_d): Add bitfield noalias_state.
661 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
662 debug_mem_ref_stats, debug_memory_partitions,
663 debug_mem_sym_stats): Declare.
664 * tree-ssa-structalias.c (update_alias_info): Update call
665 sites, pure/const call sites and asm sites in structure
666 returned by gimple_mem_ref_stats.
667 Remove local variable IS_POTENTIAL_DEREF.
668 Increase NUM_DEREFS if the memory expression is a potential
670 Call update_mem_sym_stats_from_stmt.
671 If the memory references memory, call
672 update_mem_sym_stats_from_stmt for all the direct memory
673 symbol references found.
674 (intra_create_variable_infos): Set noalias_state field for
675 pointer arguments according to the value of
676 flag_argument_noalias.
677 * tree-ssa-structalias.h (struct alias_info): Remove fields
678 num_calls_found and num_pure_const_calls_found.
679 (update_mem_sym_stats_from_stmt): Declare.
680 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
681 Set default value to 100.
682 (PARAM_AVG_ALIASED_VOPS): Define.
684 2007-04-11 Richard Guenther <rguenther@suse.de>
687 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
688 a * -b + c as c - a * b if we honor sign dependent rounding.
690 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
692 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
694 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
695 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
697 (initialize_trampoline): Don't use old-style function definition.
698 (bfin_secondary_reload): Mark IN_P argument as unused.
700 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
702 PR tree-optimization/31343
703 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
704 (build_polynomial_chrec): Return a scalar when the evolution is zero.
705 * testsuite/gcc.dg/vect/pr31343.c: New.
707 2007-04-10 Eric Christopher <echristo@apple.com>
709 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
710 * config/i386/i386.md (*cmpfp0): Use.
711 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
712 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
713 (fix_trunc<mode>_i386_fisttp): Ditto.
714 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
715 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
716 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
717 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
718 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
719 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
720 (unnamed_splitters): Ditto.
721 * config/i386/i386.c (output_fix_trunc): Assert that
722 we're not being passed a TFmode operand.
724 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
726 PR tree-optimization/31526
727 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
728 n_basic_blocks to find newly added blocks.
730 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
734 (fix_trunc<mode>si_sse): Ditto.
735 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
736 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
737 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
738 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
739 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
740 expander using SSEMODEF mode macro.
741 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
742 expander using SSEMODEF mode macro.
743 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
744 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
745 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
746 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
747 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
748 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
749 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
750 Macroize insn using X87MODEF mode macro.
752 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
754 * config/i386/sse.md (sse2_pinsrw): Removed.
755 (sse2_pextrw): Renamed to ...
756 (*sse2_pextrw): This.
758 2007-04-09 Jan Hubicka <jh@suse.cz>
762 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
763 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
764 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
765 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
767 2007-04-09 Jan Hubicka <jh@suse.cz>
769 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
770 multiple fields of union.
772 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
774 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
775 (create_preheaders): Check that loops are available.
776 (fix_loop_structure): Clean up, improve comments.
777 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
778 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
780 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
781 * predict.c (tree_estimate_probability): Do not call
782 calculate_dominance_info. Call create_preheaders.
783 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
784 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
786 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
787 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
788 * tree-cfg.c (tree_split_edge): Make an assert more precise.
789 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
792 2007-04-08 Jan Hubicka <jh@suse.cz>
794 * tree.h (maybe_fold_offset_to_component_ref): Declare.
795 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
796 * fold-const.c (fold_unary): Use it.
798 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
800 * varasm.c (assemble_variable): Remove call to
801 lang_hooks.decls.prepare_assemble_variable.
802 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
803 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
804 * langhooks.h (lang_hooks_for_decls): Remove
805 prepare_assemble_variable.
807 2007-04-08 Mike Stump <mrs@apple.com>
809 * config/i386/i386.c: Use inc/dec on Core2.
811 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
813 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
814 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
815 lhd_tree_inlining_end_inlining): Remove.
816 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
817 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
819 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
820 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
821 lhd_tree_inlining_end_inlining): Remove prototypes.
822 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
823 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
824 LANG_HOOKS_TREE_INLINING_START_INLINING,
825 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
827 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
830 2007-04-08 Anatoly Sokolov <aesok@post.ru>
833 * config/avr/predicates.md (io_address_operand): Delete predicate.
834 (low_io_address_operand): Don't use 'mode' argument.
835 (higth_io_address_operand): Rename ...
836 (high_io_address_operand): ... to this. Don't use 'mode' argument.
837 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
840 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
842 Revert change removing staticp.
844 2007-04-07 Anatoly Sokolov <aesok@post.ru>
847 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
850 2007-04-07 Bruce Korb <bkorb@gnu.org>
852 * c.opt: Add -Wformat-contains-nul.
853 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
855 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
856 the NUL byte warning.
858 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
860 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
862 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
864 * tree.c (staticp): No longer use staticp langhook.
865 * langhooks.c (lhd_staticp): Removed.
866 * langhooks.h (struct lang_hooks): Remove staticp.
867 * c-common.c (c_staticp): Remove.
868 * c-common.h (c_staticp): Ditto.
869 * langhooks-defs.h (lhd_staticp): Ditto.
870 (LHD_HOOKS_STATICP): Ditto
871 * tree.h (gcc_assert_lowered): New macro.
873 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
875 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
877 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
878 Add argument "reliable". Propagate it through calls.
879 (infer_loop_bounds_from_undefined): Derive number of iterations
880 estimates from references in blocks that do not dominate loop latch.
881 (gcov_type_to_double_int): New function.
882 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
883 and expected_loop_iterations_unbounded.
884 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
885 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
886 * tree-data-ref.c (estimated_loop_iterations): Export.
887 (get_references_in_stmt): Fix -- do not return addresses of local
889 * cfgloop.h (expected_loop_iterations_unbounded,
890 estimated_loop_iterations): Declare.
892 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
894 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
896 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
899 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
900 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
901 Use output_387_reg_move().
902 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
903 expander using X87MODEF12 mode macro.
904 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
905 choosing register preferences. Use output_387_reg_move().
906 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
907 instead of "x". Use output_387_reg_move().
908 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
909 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
910 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
911 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
912 Use output_387_reg_move().
913 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
915 (*truncxf?f_i387 splitter): Ditto.
917 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
919 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
920 LANG_HOOKS_SAFE_FROM_P.
921 * expr.c (safe_from_p): Remove langhook call.
922 * langhooks.h (lang_hooks): Remove safe_from_p.
923 (lhd_safe_from_p): Remove prototype.
924 * langhooks.c (lhd_safe_from_p): Remove.
926 2007-04-06 Jan Hubicka <jh@suse.cz>
928 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
931 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
934 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
935 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
936 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
938 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
939 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
941 2007-04-05 Richard Henderson <rth@redhat.com>
943 * config/alpha/alpha.c (print_operand) [+]: Remove.
944 (alpha_end_function): Print nop if call at end of function.
945 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
946 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
947 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
948 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
949 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
950 the call pattern. Update peepholes to match.
952 2007-04-05 Janis Johnson <janis187@us.ibm.com>
954 * doc/extend.texi (Other Builtins): Add decimal float variants
956 * builtins.def: Ditto.
957 * builtins.c (expand_builtin): Ditto.
959 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
960 H.J. Lu <hongjiu.lu@intel.com>
963 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
964 of V8HImode when calling ix86_binary_operator_ok.
965 (sse2_pmaddwd): Call ix86_binary_operator_ok.
966 (sdot_prodv8hi): Operands 1 and 2 must be register.
968 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
970 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
971 initialize align to silence bogus warning.
973 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
976 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
978 (struct sra_walk_fns): Remove use_all parameter from use.
979 (sra_hash_tree): Handle BIT_FIELD_REFs.
980 (sra_elt_hash): Don't hash bitfld blocks.
981 (sra_elt_eq): Skip them in parent compares as well. Handle
983 (sra_walk_expr): Don't maintain or pass down use_all_p.
984 (scan_use): Remove use_all parameter.
985 (scalarize_use): Likewise. Re-expand assignment to
986 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
987 output, and re-scalarize after output. Don't mark anything
989 (scalarize_ldst): Adjust.
990 (scalarize_walk_gimple_modify_statement): Likewise.
991 (build_element_name_1): Handle BIT_FIELD_REFs.
992 (instantiate_element): Don't warn for any element whose parent
994 (instantiate_missing_elements_1): Return the sra_elt.
995 (canon_type_for_field): New.
996 (try_instantiate_multiple_fields): New.
997 (instantiate_missing_elemnts): Use them.
998 (mark_no_warning): Removed.
999 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1000 (REPLDUP, sra_build_elt_assignment): New.
1001 (generate_copy_inout): Use them.
1002 (generate_element_copy): Likewise. Handle bitfld differences.
1003 (generate_element_zero): Don't recurse for blocks. Use
1004 sra_build_elt_assignment.
1005 (generate_one_element_int): Take elt instead of var. Use
1006 sra_build_elt_assignment.
1007 (generate_element_init_1): Adjust.
1008 (scalarize_use, scalarize_copy): Use REPLDUP.
1009 (scalarize_ldst): Move assert before dereference.
1010 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1012 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1014 * regmove.c: Fix unused variable warnings due to previous commit.
1016 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1018 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1019 (regmove_bb_head): Remove.
1020 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1021 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1022 problems with fixup_match_1.
1023 Don't initialize/free regmove_bb_head.
1025 (reg_is_remote_constant_p): If an insn is in the same basic block
1026 but not before INSN, consider it remote, too.
1028 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1031 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1032 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1034 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1036 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1037 (CONDITIONAL_REGISTER_USAGE): Likewise.
1039 2007-04-04 Richard Henderson <rth@redhat.com>
1041 * config/alpha/lib1funcs.asm: Remove unused file.
1043 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1046 * opts.c (print_specific_help): Fix --help=<language>
1048 (common_handle_option): Support --help=common.
1050 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1053 * gcc.c (main): Do not run the linker if
1054 print_subprocess_help indicates that it shouldn't be
1057 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1060 * doc/invoke.texi (--help=): Document <languages> value, fix
1061 formatting in tables of values.
1063 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1065 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1066 dllimport attribute of virtual methods.
1068 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1070 * config/score/crti.asm: Change _bss_start to __bss_start.
1071 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1072 (OUTGOING_REG_PARM_STACK_SPACE) update.
1073 * config/score/score.opt: add options to make backend support
1074 score5, score5u, score7 and score7d.
1075 * config/score/score.md: Likewise.
1076 * config/score/misc.md: Likewise.
1077 * config/score/mac.md: Likewise.
1078 * doc/invoke.texi: Likewise.
1079 * doc/md.texi: update constraints define.
1081 2007-04-03 Richard Henderson <rth@redhat.com>
1083 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1084 an appropriate type, use the mode instead.
1086 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1088 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1089 Set the default --with-arch setting to mips2.
1090 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1091 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1092 (MULTILIB_OSDIRNAMES): Delete.
1093 (MULTILIB_DIRNAMES): Define.
1094 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1095 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1096 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1097 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1098 VXWORKS_OS_CPP_BUILTINS.
1099 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1100 (MIPS_DEBUGGING_INFO): Undefine.
1101 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1103 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1106 * fold-const.c (native_encode_real): Encode real.c provided longs
1107 as a series of 32-bit native integers.
1108 (native_interpret_real): Interpret buffer as a series of 32-bit
1111 2007-04-03 Richard Guenther <rguenther@suse.de>
1113 * genpreds.c (write_insn_constraint_len): Write function
1114 optimized for CONSTRAINT_LEN implementation.
1115 (write_tm_preds_h): Output insn_constraint_len inline and
1116 use it for CONSTRAINT_LEN.
1117 (write_insn_preds_c): Don't output insn_constraint_len.
1118 * doc/md.texi (define_register_constraint): Document multi-letter
1119 constraints shall have the same length if they start with the same
1122 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1125 * config/i386/i386.md (isinf<mode>2): Expand only when
1126 TARGET_C99_FUNCTIONS is set.
1128 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1130 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1131 (x86_64-*-linux*): Ditto.
1132 * config/i386/i386.opt (mpc): New option.
1133 * config/i386/i386.c (overrride_options): Handle
1134 ix87_precision_string.
1135 * config/i386/crtprec.c: New file.
1136 * config/i386/t-crtpc: Ditto.
1137 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1139 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1140 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1141 crtprec32.o, crtprec64.o and crtprec80.o.
1143 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1145 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1147 2007-04-02 Eric Christopher <echristo@apple.com>
1149 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1150 limitations on darwin.
1152 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1155 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1157 2007-04-02 Dave Korn <dave.korn@artimi.com>
1159 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1161 2007-04-02 Dave Korn <dave.korn@artimi.com>
1163 * libgcc2.h (exception_descriptor): Don't forward-declare.
1164 (__get_eh_table_language, __get_eh_table_version): Delete
1165 prototypes of long-dead functions.
1167 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1169 * ebitmap.h: New file
1170 * ebitmap.c: New file
1171 * Makefile.in (ebitmap.o): New target.
1173 2007-04-01 Jan Hubicka <jh@suse.cz>
1175 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1176 before very first instruction.
1178 2007-04-01 Jan Hubicka <jh@suse.cz>
1180 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1181 waring on 64bit hosts.
1182 * bitmap.h: Fix typo in bitmap_head_def.
1184 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1186 PR rtl-optimization/31391
1187 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1188 into a DELETED_LABEL note, and the label is in an empty basic
1189 block, update BB_END as well as BB_HEAD.
1191 2007-04-01 Richard Henderson <rth@redhat.com>
1193 PR tree-optimization/31169
1194 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1195 to varying if the range is outside [0, prec-1].
1197 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1200 * config/mips/mips.md (load_const_gp): New insn.
1201 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1202 the MIPS16 GP pseudo register if no_new_pseudos.
1203 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1205 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1208 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1210 (call_value): Likewise.
1212 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1213 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1216 * doc/invoke.texi: (optimization options): Reword description
1217 of -ffast-math. Document its primary purpose.
1219 2007-03-31 Richard Guenther <rguenther@suse.de>
1221 * omp-low.c (splay-tree.h): Include.
1222 (lookup_decl): Replace splay-tree usage by pointer-map.
1223 (maybe_lookup_decl): Likewise.
1224 (new_omp_context): Likewise.
1225 (delete_omp_context): Likewise.
1226 * gimplify.c (splay-tree.h): Include.
1227 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1229 (remap_ssa_name): Likewise.
1230 (remap_decl): Likewise.
1231 (remap_type_1): Likewise.
1232 (remap_type): Likewise.
1233 (copy_body_r): Likewise.
1234 (expand_call_inline): Likewise.
1235 (clone_body): Likewise.
1236 (copy_tree_r): Likewise.
1237 (remap_save_expr): Likewise.
1238 (unsave_r): Likewise.
1239 (unsave_expr_now): Likewise.
1240 (tree_function_versioning): Likewise.
1241 (build_duplicate_type): Likewise.
1242 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1243 (struct copy_body_data): Replace splay-tree by pointer-map.
1244 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1245 not $(SPLAY_TREE_H).
1246 (gimplify.o): Depend on $(SPLAY_TREE_H).
1247 (omp-low.p): Likewise.
1249 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1251 * config/avr/predicates.md (even_register_operand,
1252 odd_register_operand): New predicates.
1253 * config/avr/avr.md (movw peephole2): New.
1254 (movw_r peephole2): New.
1256 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1258 * tree.h (get_signed_or_unsigned_type): New.
1259 * fold-const.c (operand_equal_for_comparison_p): Use
1260 get_signed_or_unsigned_type instead of
1261 lang_hooks.types.signed_or_unsigned_type.
1262 * expr.c (store_expr): Ditto.
1263 * langhooks.c (get_signed_or_unsigned_type): New.
1264 (lhd_signed_or_unsigned_type): New.
1265 * langhooks.h (lhd_signed_or_unsigned_type): New.
1266 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1268 2007-03-30 Richard Henderson <rth@redhat.com>
1270 * tree-ssa-loop-ivopts.c: Include target.h.
1271 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1272 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1273 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1274 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1276 2007-03-30 Richard Henderson <rth@redhat.com>
1277 Kai Tietz <kai.tietz@onevision.com>
1279 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1281 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1282 (TARGET_64BIT_MS_ABI): New.
1283 (DBX_REGISTER_NUMBER): Handle 64-bit.
1284 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1285 (LONG_TYPE_SIZE): Force to 32.
1286 (REG_PARM_STACK_SPACE): New.
1287 (OUTGOING_REG_PARM_STACK_SPACE): New.
1288 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1289 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1290 (STACK_BOUNDARY): Use 128 for 64-bit.
1291 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1292 Add 64-bit implementation.
1293 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1295 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1296 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1297 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1298 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1299 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1300 TARGET_64BIT_MS_ABI.
1301 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1302 (ix86_pass_by_reference): Likewise.
1303 (ix86_function_value_regno_p): Likewise.
1304 (ix86_build_builtin_va_list): Likewise.
1305 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1306 (function_arg_advance_ms_64): New.
1307 (function_arg_advance): Call it.
1308 (function_arg_ms_64): New.
1309 (function_arg): Call it.
1310 (function_value_ms_64): New.
1311 (ix86_function_value_1): Call it.
1312 (return_in_memory_ms_64): New.
1313 (ix86_return_in_memory): Call it.
1314 (setup_incoming_varargs_ms_64): New.
1315 (ix86_setup_incoming_varargs): Call it.
1316 (ix86_expand_prologue): Handle 64-bit stack probing.
1317 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1318 (output_pic_addr_const): Likewise.
1319 (x86_this_parameter): Likewise.
1320 (x86_output_mi_thunk): Likewise.
1321 (x86_function_profiler): Likewise.
1322 (TARGET_STRICT_ARGUMENT_NAMING): New.
1323 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1324 (TARGET_64BIT_MS_ABI): New.
1325 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1326 * config/i386/i386.md (allocate_stack_worker): Remove.
1327 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1328 describe the clobber of eax without a match_scratch.
1329 (allocate_stack_worker_postreload): Remove.
1330 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1331 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1332 (allocate_stack_worker_rex64_postreload): Remove.
1333 (allocate_stack): Handle 64-bit.
1334 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1335 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1336 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1337 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1338 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1339 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1340 * config.build (x86_64-*-mingw*): New host.
1341 * config.host (x86_64-*-mingw*): New host.
1342 * config.gcc (x86_64-*-mingw*): New target.
1343 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1345 2007-03-30 Richard Henderson <rth@redhat.com>
1346 Kai Tietz <kai.tietz@onevision.com>
1348 * c-pragma.c (struct def_pragma_macro_value): New.
1349 (struct def_pragma_macro): New.
1350 (pushed_macro_table): New.
1351 (dpm_hash, dpm_eq): New.
1352 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1353 (init_pragma): Install them.
1354 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1356 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1358 * config/avr/avr.c (avr_override_options): Clear
1359 'flag_delete_null_pointer_checks'.
1361 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1364 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1365 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1366 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1367 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1368 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1369 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1370 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1372 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1374 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1376 * regmove.c: Move all of pass_stack_adjustments from here...
1377 * combine-stack-adj.c: ...to this new file.
1378 * Makefile.in: Add rules for combine-stack-adj.o.
1380 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1382 PR tree-optimization/31383
1383 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1384 to have the same length.
1386 2007-03-30 Jan Hubicka <jh@suse.cz>
1389 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1390 availablility; add more sanity checking; ask varpool only about
1393 2007-03-29 Richard Henderson <rth@redhat.com>
1395 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1396 to decide, but __SIZEOF_LONG_LONG__.
1398 2007-03-29 Richard Henderson <rth@redhat.com>
1400 * emutls.c (struct __emutls_array): New.
1401 (emutls_destroy): Use it instead of casting element 0 from void*.
1402 (__emutls_get_address): Likewise.
1404 2007-03-29 Richard Henderson <rth@redhat.com>
1406 * varasm.c (initializer_constant_valid_p): Don't deny
1407 DECL_DLLIMPORT_P on functions.
1409 * config/i386/cygming.h: Remove function declarations.
1410 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1411 (ASM_OUTPUT_LABELREF): Remove.
1412 (COMMON_ASM_OP): Remove.
1413 (ASM_OUTPUT_COMMON): Remove.
1414 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1415 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1416 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1417 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1418 Rename from TARGET_ENCODE_SECTION_INFO.
1419 * config/i386/netware.h: Likewise.
1420 * config/i386/i386-protos.h: Update.
1421 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1422 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1423 (legitimate_constant_p): Reject dllimports.
1424 (dllimport_map, get_dllimport_decl): New.
1425 (legitimize_dllimport_symbol): New.
1426 (legitimize_address, ix86_expand_move): Use it.
1427 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1428 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1429 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1430 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1431 * config/i386/predicates.md (constant_call_address_operand): Only
1432 accept symbols; reject dllimport_p symbols.
1433 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1434 i386_pe_maybe_record_exported_symbol.
1435 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1436 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1437 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1438 trust the setting of DECL_DLLIMPORT_P.
1439 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1440 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1441 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1442 tidy the argument scanning loop.
1443 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1444 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1445 (i386_pe_strip_name_encoding): Remove.
1446 (i386_pe_binds_local_p): New.
1447 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1448 (i386_pe_output_labelref): Remove.
1449 (i386_pe_asm_output_aligned_decl_common): New.
1450 (i386_pe_maybe_record_exported_symbol): Rename from
1451 i386_pe_record_exported_symbol; check for dllexported symbols.
1453 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1455 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1456 add comment explaining why vsnprintf cannot be used.
1458 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1460 PR tree-optimization/30666
1461 * tree.c (build_complex_type): When creating type names for DWARF2
1462 debug info, create TYPE_DECLs for TYPE_NAME instead of
1464 (build_common_tree_nodes_2): Use build_complex_type when building
1465 predefined complex types, to preserve canonical types.
1467 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1469 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1470 (noce_get_alt_condition): Look at it to determine whether to
1471 reverse the condition or not.
1472 (noce_get_condition): Substitute the truth for lies.
1473 (noce_find_if_block): Set the then_else_reversed field.
1475 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1477 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1478 destination of this insn.
1479 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1480 than calling gen_rtx_SET directly. Use r0 to hold the value of
1481 'address + 4' rather than a stack based temporary which can be
1484 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1486 * config/s390/s390.c (s390_secondary_input_reload_class,
1487 s390_secondary_output_reload_class): Functions removed.
1488 (s390_secondary_reload): New function.
1489 (TARGET_SECONDARY_RELOAD): Target macro defined.
1490 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1491 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1492 * config/s390/s390.md ("reload_outti", "reload_outdi",
1493 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1494 "reload_out<mode>"): Expanders removed.
1495 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1496 "reload<mode>_nonoffmem_out"): Expanders added.
1498 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1500 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1501 SRC->DEST replacement failed anyway.
1503 2007-03-28 Mike Stump <mrs@apple.com>
1505 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1506 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1507 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1509 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1511 * config.gcc: Accept barcelona as a variant of amdfam10.
1512 * config/i386/i386.c (override_options): Likewise.
1513 * doc/invoke.texi: Likewise.
1515 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1517 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1518 offsets for BIT_FIELD_REF and COMPONENT_REF.
1520 2007-03-28 Richard Guenther <rguenther@suse.de>
1522 * tree.c (is_global_var): Move ...
1523 * tree-flow-inline.h (is_global_var): ... here.
1524 * tree.h (is_global_var): Remove declaration.
1526 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1530 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1531 * config/i386/i386.c (ix86_tune_features): Initialize new
1533 * config/i386/predicates.md (promotable_binary_operator): Use
1534 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1536 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1539 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1541 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1543 * config/fr30/fr30.md (movsi_internal): Change destination
1544 constraint from m to V and add m to the end.
1546 2007-03-28 Christian Bruel <christian.bruel@st.com>
1548 * config/sh/sh.md (movsi_i): Fix type attribute.
1550 2007-03-28 Christian Bruel <christian.bruel@st.com>
1552 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1553 (movsf_ie): Likewise.
1555 2007-03-28 Christian Bruel <christian.bruel@st.com>
1557 * config.gcc: Add sh4-300 to multilib.
1558 * config/sh/t-mlib-sh4-300: New file.
1560 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1562 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1563 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1565 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1566 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1567 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1568 "fixuns_trunctddi2"): Whitespace fix.
1570 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1572 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1573 the definition of struct sh_args.
1574 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1575 CALL_COOKIE_INT_REG_GET): Likewise.
1577 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1579 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1580 transformations are applied successfully.
1582 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1584 * tree.c (tree_contains_struct): Permit 512 tree codes.
1585 * tree.h (tree_contains_struct): Ditto.
1586 (MAX_TREE_CODES): Ditto.
1587 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1588 SPARE member to store remaining padding bits.
1590 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1592 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1595 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1597 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1598 * configure: Regenerate.
1600 * configure: Regenerate using the correct version of autoconf.
1602 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1604 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1606 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1607 regs to "__SP_L__" and "__SP_H__".
1609 2007-03-27 Richard Guenther <rguenther@suse.de>
1611 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1612 computations with it with a HOST_WIDE_INT variable.
1614 2007-03-26 Mike Stump <mrs@apple.com>
1616 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1617 objective-c-header, objective-c++-header and objc++-cpp-output
1619 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1621 2007-03-26 Richard Henderson <rth@redhat.com>
1624 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1625 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1626 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1627 IX86_BUILTIN_PSRLQ128): New.
1628 (ix86_init_mmx_sse_builtins): Add them.
1629 (ix86_expand_builtin): Expand them.
1630 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1631 operand 2 be TImode.
1632 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1633 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1634 _mm_srli_epi64): Mark __B const.
1635 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1636 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1637 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1638 new two-vector shift builtins.
1640 2007-03-26 Ian Lance Taylor <iant@google.com>
1642 PR tree-optimization/31345
1643 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1644 [+INF, +INF(OVF)] into VARYING.
1646 2007-03-26 Zack Weinberg <zackw@panix.com>
1648 * gengtype-parse.c: New file.
1649 * gengtype-yacc.y: Delete.
1650 * gengtype-lex.l: Don't include gengtype-yacc.h.
1651 Define YY_DECL and yyterminate appropriately for recursive
1652 descent parser. yylval is now a string out-parameter to yylex.
1653 (HWS, EOID): New shorthand.
1654 (IWORD): Add a couple more types.
1655 (yylex): Add a setup stanza. Remove the complex rules for
1656 detecting GTY'ed types and typedefs; replace with simple
1657 keyword detectors. Adjust everything for the changed
1658 definition of yylval. Ignore all pp-directives, not just #define.
1660 (parse_file): Rename yybegin; do not call yyparse.
1662 * gengtype.c (xasprintf): Export again.
1663 (this_file): New. Use everywhere __FILE__ was being used.
1664 (get_lang_bitmap): Special case types defined in gengtype.c.
1665 (do_typedef, new_structure): Suppress definition of certain types.
1666 (new_structure): Improve diagnostics of duplicate definitions.
1667 Make sure location_s is associated with input.h.
1668 (nreverse_pairs, define_location_structures): New functions.
1669 (main): Improve tagging of kludge types. Remove old kludges
1670 for input.h types; use define_location_structures.
1671 * gengtype.h: Update prototypes. Define token codes here.
1672 * Makefile.in: Remove all references to gengtype-yacc.
1673 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1675 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1676 add GTY((skip)) to the field that's only conditionally there.
1677 * doc/install.texi: Document that Bison is no longer required
1678 unless building treelang.
1680 * gengtype.c: Don't include gtyp-gen.h.
1681 (srcdir): Declare here.
1682 (base_files, lang_dir_names): Allocate dynamically.
1683 (gt_files, num_gt_files, num_lang_dirs): New globals.
1684 (measure_input_list, read_input_line, read_input_list)
1685 (set_lang_bitmap): New functions.
1686 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1687 simplify, relying on read_input_list to set up the bitmaps.
1688 (main): Arguments are no longer unused. Check for correct number
1689 of command line arguments, set srcdir and srcdir_len, then call
1690 read_input_list, before doing anything else. No need to worry
1691 about duplicates in main loop.
1692 * configure.ac: Simplify the calculation of all_gtfiles.
1693 Put language tags in there. Don't set or substitute
1694 all_gtfiles_files_langs or all_gtfiles_files_frags.
1695 * Makefile.in: Revamp the way gengtype is invoked, now that it
1696 takes a file on its command line with a much simpler format.
1697 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1698 (GTFILES): Remove duplicates and C source files.
1699 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1700 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1701 * configure: Regenerate.
1703 * gengtype.h: Remove all type definitions to gengtype.c; leave
1704 only definitions of options_p, type_p, and pair_p as opaque
1705 pointers. Update prototypes.
1706 * gengtype.c: Many type definitions moved here from gengtype.h.
1707 Consolidate type definitions at the top of the file.
1708 (xvasprintf): Delete.
1709 (xasprintf): Make static.
1710 (create_nested_pointer_option): Add 'next' parameter.
1711 (create_field_all, create_field_at): New functions.
1712 (create_field): Now a thin wrapper around create_field_all.
1713 (create_optional_field): Rename create_optional_field_ and add
1714 line argument. Original name is now a macro which supplies
1716 (oprintf): Use vsnprintf directly.
1717 (close_output_files): Use fatal rather than perror/exit.
1718 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1719 (main): Set progname. Don't use exit.
1720 * gengtype-yacc.y (struct_fields): Use create_field_at.
1721 (option, optionseqopt): Delete.
1722 (optionseq): Consolidate productions from option here so we
1723 can use the first argument to create_option.
1725 * gengtype-lex.l: Distinguish unions from structures in the
1726 token type. Don't call find_structure; return the tag as a string.
1727 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1728 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1729 Reorganize typedef_struct production accordingly.
1730 Use create_nested_ptr_option.
1731 * gengtype.c (create_nested_ptr_option): New function.
1732 * gengtype.h: Declare it.
1734 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1735 (string_type): Don't declare.
1736 (do_scalar_typedef): Declare.
1737 (create_scalar_type): Update prototype.
1738 * gengtype.c (string_type): Make static.
1739 (scalar_nonchar, scalar_char): New.
1740 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1741 (resolve_typedef): Use scalar_nonchar for error recovery.
1742 (create_scalar_type): Remove name_len field. Return scalar_char
1743 or scalar_nonchar as appropriate.
1744 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1746 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1748 (main): Initialize scalar_char and scalar_nonchar before calling
1750 * gengtype-lex.l: Adjust for removal of second argument to
1751 create_scalar_type. Use yylval.s instead of yylval.t when
1753 * gengtype-yacc.y: Type of SCALAR is string. Call
1754 create_scalar_type from type:SCALAR rule. Adjust for removal of
1755 second argument to create_scalar_type.
1757 * vec.h: Remove all #if IN_GENGTYPE blocks.
1758 Add comment saying that changes may require adjustments to gengtype.
1759 * gengtype.c: Don't include coretypes.h or tm.h.
1760 Add comment to inclusion of errors.h.
1761 (note_def_vec, note_def_vec_alloc): New functions.
1762 * gengtype.h: Declare new functions.
1763 * gengtype-lex.l: Don't include coretypes.h.
1764 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1766 (update_lineno): Remove unnecessary prototype.
1767 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1768 (VEC rule): Just return VEC_TOKEN.
1769 * gengtype-yacc.y (VEC_TOKEN): New token type.
1770 (type): Add a production for VEC(a,b).
1771 * Makefile.in: Update dependencies.
1773 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1774 typedefs that use the old PARAMS macro.
1776 * gengtype-lex.l: Remove all rules and states relating to yacc
1778 * gengtype-yacc.y: Similarly.
1779 * gengtype.c (note_yacc_type): Delete function.
1780 * gengtype.h: Update prototypes.
1782 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1784 * tree-pretty-print.c (dump_generic_node): Report precision of
1785 unnamed integer types.
1787 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1789 * ifcvt.c (noce_try_store_flag_constants): Don't check
1790 no_new_pseudos here.
1791 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1792 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1793 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1794 noce_try_sign_mask): Likewise.
1795 (if_convert): Check no_new_pseudos here.
1797 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1799 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1800 (noce_get_condition): Handle new then_else_reversed argument.
1801 (noce_init_if_info): Remove, fold into noce_find_if_block.
1802 (noce_process_if_block): Take a struct noce_if_info as the
1803 argument. Don't set up one based on ce_if_info. Update pointer
1804 references accordingly.
1805 (cond_move_process_if_block): Likewise.
1806 (process_if_block): Removed.
1807 (find_if_block): Removed. Move functionality two new functions,
1808 noce_find_if_block and cond_exec_find_if_block.
1809 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1810 blocks and the symmetric IF-ELSE-JOIN case.
1811 (cond_exec_find_if_block): Also new function mostly based on old
1812 find_if_block and process_if_block.
1813 (find_if_header): Replace find_if_block call with separately
1814 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1815 (find_cond_trap): Update noce_get_condition call.
1816 (dead_or_predicable): Likewise.
1818 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1820 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1822 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1823 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1824 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1825 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1826 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1827 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1828 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1829 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1830 __builtin_ia32_psrad128 builtins.
1832 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1834 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1835 * config/i386/constraints.md
1836 (define_constraint "I"): Use IN_RANGE macro.
1837 (define_constraint "J"): Ditto.
1838 (define_constraint "K"): Ditto.
1839 (define_constraint "M"): Ditto.
1840 (define_constraint "N"): Ditto.
1841 (define_constraint "O"): Ditto.
1842 * config/i386/predicates.md
1843 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1844 (define_predicate "const_0_to_3_operand"): Ditto.
1845 (define_predicate "const_0_to_7_operand"): Ditto.
1846 (define_predicate "const_0_to_15_operand"): Ditto.
1847 (define_predicate "const_0_to_63_operand"): Ditto.
1848 (define_predicate "const_0_to_255_operand"): Ditto.
1849 (define_predicate "const_1_to_31_operand"): Ditto.
1850 (define_predicate "const_2_to_3_operand"): Ditto.
1851 (define_predicate "const_4_to_7_operand"): Ditto.
1853 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1855 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1856 in SImode for save_world.
1857 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1860 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1862 PR tree-optimization/30784
1863 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1866 2007-03-25 Revital Eres <eres@il.ibm.com>
1868 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1869 Fold movement_possibility function into it.
1871 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1873 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1874 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1875 (call_indirect_nonlocal_darwin64): Same.
1876 (call_nonlocal_darwin64): Same.
1877 (call_value_indirect_nonlocal_darwin64): Same.
1878 (call_value_nonlocal_darwin64): Same.
1879 (sibcall_nonlocal_darwin64): Same.
1880 (sibcall_value_nonlocal_darwin64): Same.
1881 (sibcall_symbolic_64): Same.
1882 (sibcall_value_symbolic_64): Same.
1883 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1885 (rs6000_emit_load_toc_table): Same.
1886 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1887 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1893 (load_toc_v4_pic_si): Same
1894 (load_toc_v4_PIC_1): Same.
1895 (load_toc_v4_PIC_1b): Same.
1896 (call_indirect_aix{32,64}): Same.
1897 (call_value_indirect_aix{32,64}): Same.
1900 (call_local{32,64}): Same.
1901 (call_value_local{32,64}): Same.
1902 (call_indirect_nonlocal_aix{32,64}): Same.
1903 (call_nonlocal_aix{32,64}): Same.
1904 (call_value_indirect_nonlocal_aix{32,64}): Same.
1905 (call_value_nonlocal_aix{32,64}): Same.
1906 (call_indirect_nonlocal_sysv<mode>): Same.
1907 (call_nonlocal_sysv<mode>): Same.
1908 (call_value_indirect_nonlocal_sysv<mode>): Same.
1909 (call_value_nonlocal_sysv<mode>): Same.
1911 (sibcall_local{32,64}): Same.
1912 (sibcall_value_local{32,64}): Same.
1913 (sibcall_nonlocal_aix{32,64}): Same.
1914 (sibcall_value_nonlocal_aix{32,64}): Same.
1915 (sibcall_nonlocal_sysv<mode>): Same.
1916 (sibcall_value): Same.
1917 (sibcall_value_nonlocal_sysv<mode>): Same.
1919 2007-03-24 Paul Brook <paul@codesourcery.com>
1921 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1922 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1924 2007-03-24 Richard Henderson <rth@redhat.com>
1926 * config/ia64/constraints.md: New file.
1927 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1928 satisfies_constraint_?.
1929 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1930 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1931 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1932 ia64_output_mi_thunk): Likewise.
1933 (ia64_const_ok_for_letter_p): Remove.
1934 (ia64_const_double_ok_for_letter_p): Remove.
1935 (ia64_extra_constraint): Remove.
1936 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1937 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1938 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1939 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1940 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1941 EXTRA_MEMORY_CONSTRAINT): Remove.
1942 * config/ia64/ia64.md: Include constriants.md. Replace
1943 CONST_OK_FOR_? with satisfies_constraint_?.
1945 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1946 H.J. Lu <hongjiu.lu@intel.com>
1948 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1950 (name macros): Use DPD_BID_NAME to convert names properly.
1952 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1953 decimal floating point format.
1954 (init_floating_libfuncs): Change decimal functions so that they
1955 have a "bid_" prefix if the decimal system uses the BID format,
1956 and "dpd_" prefix if the decimal system uses the DPD format.
1957 (init_interclass_conv_libfuncs): Ditto.
1958 (init_intraclass_conv_libfuncs): Ditto.
1960 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1961 using the BID format.
1963 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1964 whether we are using the BID decimal format.
1965 * configure: Regenerate.
1967 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1968 the compiler has decimal floating point enabled. Define
1969 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1972 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1973 using the BID format.
1975 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1976 whether we are using the BID decimal format.
1977 * configure: Regenerate.
1979 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1980 the compiler has decimal floating point enabled. Define
1981 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1984 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1985 options, and that it is enabled for i386/x86_64 systems.
1987 * Makefile.in (enable_decimal_float): New.
1989 (DECNUMINC): Add -I$(DECNUMFMT).
1990 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1991 to $(DECNUMFMT) from $(DECNUM).
1993 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1994 Substitute enable_decimal_float.
1995 * configure: Regenerated.
1998 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2001 * configure.ac: Enable decimal float for x86_64-*-linux*.
2002 * configure: Regenerated.
2005 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2006 decimal128ClearSign to flip and clear the sign bit in decimal128.
2007 (decimal_real_maxval): Set decimal128SetSign to set the sign
2010 2007-03-23 Ian Lance Taylor <iant@google.com>
2012 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2014 2007-03-23 Ian Lance Taylor <iant@google.com>
2016 * tree-dump.c (dump_files): Correct comment.
2018 2007-03-23 Ian Lance Taylor <iant@google.com>
2020 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2022 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2024 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2025 in cfglayout mode. Don't go into and out of cfglayout mode.
2026 Link the blocks in the order of the constructed traces.
2027 (rest_of_handle_tracer): Adjust call to tracer.
2028 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2029 Don't go into cfglayout mode.
2030 (rtl_loop_done): Don't go out of cfglayout mode.
2031 * cfglayout.c (relink_block_chain): New function, split out from...
2032 (fixup_reorder_chain): ...here. Remove redundant checking.
2033 (cfg_layout_finalize): Don't clear the header, footer, and aux
2034 fields here, move the code to do so to relink_block_chain. Likewise
2035 for free_original_copy_tables.
2036 * rtl.h (tracer): Update prototype.
2037 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2038 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2039 mode. Use relink_block_chain to serialize the CFG according to the
2040 new basic block order. Move targetm.cannot_modify_jumps_p check from
2042 (gate_handle_reorder_blocks): ...to here.
2043 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2045 (gate_duplicate_computed_gotos): ...to here.
2046 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2047 something always changes when going into and out of cfglayout mode.
2048 Perform an expensive cfg cleanup while going into cfglayout mode.
2049 Always update liveness information on HAVE_conditional_execution
2050 targets. Reserialize the basic blocks and go out of cfglayout mode.
2051 * reg-stack.c: Include cfglayout.h.
2052 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2053 the call to reorder_basic_blocks.
2054 * basic-block.h (reorder_basic_blocks): Update prototype.
2055 (relink_block_chain): New prototype.
2056 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2058 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2060 * config/mips/mips.md (type, hazard, *movdi_32bit,
2061 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2062 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2063 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2064 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2065 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2067 (movcc): Change first xfer to multi.
2068 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2069 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2070 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2071 config/mips/generic.md: Change reservations using "xfer" to use
2073 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2074 using match_operand.
2075 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2076 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2078 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2080 2007-03-22 Richard Henderson <rth@redhat.com>
2082 * config/i386/i386.c: Remove unnecessary function declarations.
2083 Move targetm definition, and all related macros, to the end of
2084 the file. Resort some functions to put definitions before uses.
2085 (ix86_attribute_table): Make static. Move to end of file.
2086 (ix86_gimplify_va_arg): Make static.
2088 2007-03-22 Richard Henderson <rth@redhat.com>
2090 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2091 don't increase local_regparm with force_align_arg_pointer check.
2092 (ix86_function_sseregparm): Assert 32-bit.
2093 (type_has_variadic_args_p): New.
2094 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2095 type_has_variadic_args_p.
2096 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2097 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2098 use memset instead. Do maybe_vaarg check first; skip attribute
2099 tests if true; skip attribute tests for 64-bit.
2100 (construct_container): Remove TARGET_DEBUG_ARG.
2101 (function_arg_advance_32, function_arg_advance_64): Split out ...
2102 (function_arg_advance): ... from here.
2103 (function_arg_32, function_arg_64): Split out ...
2104 (function_arg): ... from here.
2105 (ix86_pass_by_reference): Tidy.
2106 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2107 (function_value_32): New, from parts of ix86_function_value
2108 and ix86_value_regno.
2109 (function_value_64): New, from parts of ix86_function_value
2110 and ix86_libcall_value.
2111 (ix86_function_value_1): New.
2112 (ix86_function_value, ix86_libcall_value): Use it.
2113 (return_in_memory_32, return_in_memory_64): Split out ...
2114 (ix86_return_in_memory): ... from here.
2115 (ix86_struct_value_rtx): Skip for 64-bit.
2116 (ix86_libcall_value, ix86_value_regno): Remove.
2117 (setup_incoming_varargs_64): Split out ...
2118 (ix86_setup_incoming_varargs): ... from here.
2119 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2120 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2121 * config/i386/i386-protos.h (ix86_function_value): Remove.
2122 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2124 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2127 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2128 infinities not supported, otherwise emit warning if -Woverflow. On
2129 underflow, emit warning if -Woverflow.
2130 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2132 * real.h (real_from_string): Update declaration
2134 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2135 Richard Henderson <rth@redhat.com>
2137 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2138 * calls.c (compute_argument_block_size, expand_call,
2139 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2140 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2141 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2142 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2143 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2144 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2145 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2146 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2149 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2151 * c-incpath.c (add_sysroot_to_chain): New.
2152 (merge_include_chains): Add sysroot argument. Call
2153 add_sysroot_to_chain if sysrooted.
2154 (register_include_chains): Update call to merge_include_chains.
2155 * doc/cppopts.texi: Document use of '=' in include directory
2158 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2161 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2162 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2163 insn pattern using X87MODEF12 mode macro.
2165 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2167 * regmove.c (regmove_optimize): Use reg_mentioned_p
2168 instead of reg_overlap_mentioned_p for DST.
2170 2007-03-21 Mike Stump <mrs@apple.com>
2172 * c.opt: Fixup for Objective-C/C++.
2174 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2176 * explow.c (convert_memory_address): Fold memory reference when
2177 POINTERS_EXTEND_UNSIGNED < 0
2179 2007-03-21 Richard Henderson <rth@redhat.com>
2182 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2183 * config/i386/mmintrin.h (__m64): Likewise.
2184 * config/i386/xmmintrin.h (__m128): Likewise.
2186 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2188 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2189 (VXWORKS_OS_CPP_BUILTINS): Define.
2190 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2191 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2193 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2195 * rtl.h (constant_pool_reference_p): Delete.
2196 (find_constant_src): Declare.
2197 * rtlanal.c (find_constant_src): New function.
2198 * simplify-rtx.c (constant_pool_reference_p): Delete.
2199 * config/i386/i386.md: Use find_constant_src instead of
2200 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2202 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2204 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2205 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2207 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2209 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2210 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2211 (arm_elf_asm_constructor): Use it.
2212 (arm_elf_asm_destructor): New function.
2214 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2216 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2218 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2220 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2222 2007-03-19 Andrew Haley <aph@redhat.com>
2224 PR tree-optimization/31264
2225 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2228 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2230 PR rtl-optimization/30907
2231 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2232 (fwprop_init): Always call loop_optimizer_initialize.
2233 (fwprop_done): Always call loop_optimizer_finalize.
2234 (fwprop): We always have loop info now.
2235 (gate_fwprop_addr): Remove.
2236 (pass_fwprop_addr): Use gate_fwprop as gate.
2238 PR rtl-optimization/30841
2239 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2240 df_chain_alloc): Call df_reorganize_refs unconditionally.
2241 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2242 refs_organized to refs_organized_size.
2243 (df_ref_create_structure): Use refs_organized_size instead of
2244 bitmap_size if refs had been organized, and keep refs_organized_size
2246 * df.h (struct df_ref_info): Change refs_organized to
2247 refs_organized_size.
2248 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2251 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2253 * except.c (output_function_exception_table): Do not reference the
2254 EH personality routine for functions that do not require an
2257 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2260 * c-typeck.c (convert_for_assignment): Call comptypes for
2261 RECORD_TYPE or UNION_TYPE.
2264 * reload1.c (reload): Do invalid ASM checking after
2265 cleanup_subreg_operands.
2267 2007-03-19 Jeff Law <law@redhat.com>
2269 * tree-cfg.c (find_taken_edge): Tighten conditions for
2270 optimizing computed gotos.
2272 2007-03-19 Michael Matz <matz@suse.de>
2274 * builtins.c (expand_builtin_sync_operation,
2275 expand_builtin_compare_and_swap,
2276 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2279 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2280 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2283 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2285 * doc/tm.texi: Add brackets around the return type of
2286 TARGET_SECONDARY_RELOAD.
2288 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2289 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/31254
2292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2293 Use handled_component_p () where appropriate. Continue
2294 propagating into the rhs if we propagated into an INDIRECT_REF
2297 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2299 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2300 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2301 (xde, xdee): Mode attributes adjusted to support DFP modes.
2302 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2303 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2304 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2305 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2306 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2307 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2308 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2310 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2311 "movsf"): Insn definitions removed.
2312 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2313 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2314 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2316 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2317 "reload_in<mode>", "reload_out<mode>"): Expander added.
2318 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2321 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2323 * config/s390/s390.md: Only non-functional changes. Renamed
2324 FPR mode macro to BFP all over the file.
2326 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2328 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2329 (op_type attribute): RRF instruction type added.
2330 (fT0): New mode attribute.
2331 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2332 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2333 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2334 no secondary memory is needed when moving DFmode values between GPRs
2337 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2339 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2340 inverted and documentation adjusted.
2341 ("mhard-dfp", "msoft-dfp"): New options.
2342 * config/s390/s390.c (s390_handle_arch_option): New architecture
2344 (override_options): Sanity checks for the new options added.
2345 * config.gcc: New architecture switch: z9-ec.
2346 * config/s390/s390.h (processor_flags): PF_DFP added.
2347 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2348 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2349 when the bit is NOT set so remove it from the defaults.
2351 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2353 * genemit.c (main): Print include statement for dfp.h.
2354 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2357 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2359 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2361 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2364 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2367 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2369 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2370 attr_length_call, output_call, output_indirect_call): Cleanup
2371 formatting of targetm calls.
2373 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2375 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2377 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2379 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2380 reservation, bypass and anti-bypass descriptions for these instructions.
2381 Update move patterns.
2382 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2385 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2387 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2388 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2389 (get_initial_def_for_reduction): Likewise.
2391 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2393 Fix PR tree-optimization/29922
2394 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2395 (get_representative): Removed.
2396 (value_dies_in_block_x): Update for rvuse removal.
2397 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2398 (compute_antic_aux): Handle when PHI nodes appear in
2399 non-single-successors.
2400 (dump_bitmap_of_names): Removed.
2401 (compute_antic_safe): Renamed and removed rvuse calculation.
2402 Calculate only antic safe.
2403 (insert_into_preds_of_block): Remove assert.
2404 (execute_pre): Update for renamed functions.
2405 (defer_or_phi_translate_block): New function.
2407 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2409 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2410 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2412 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2413 Follow spelling conventions.
2415 * tree-data-ref.h: Remove the prototype for analyze_array.
2417 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2419 PR tree-optimization/31041
2420 * tree-vect-transform.c (get_initial_def_for_induction): Call
2421 force_gimple_operand.
2423 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2425 * ipa-type-escape.c (look_for_casts) : Revert code to use
2426 handled_component_p due to ada test a-numaux.adb.
2428 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2430 * final.c (final_scan_insn): Alter the condition of a
2431 conditional trap if we have nonstandard CC.
2433 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2435 * configure.ac: Remove excess quoting from asm line 0 test.
2436 * configure: Rebuilt.
2438 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2440 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2441 * c-common.c (convert_and_check): Move warning logic to...
2442 (warnings_for_convert_and_check): ...here. Define.
2443 * c-common.h (warnings_for_convert_and_check): Declare.
2445 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2447 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2448 (output_call): Likewise.
2450 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2452 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2454 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2456 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2458 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2461 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2463 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2465 PR tree-optimization/31183
2466 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2467 Use double_int instead of unsigned int for representing access_strides.
2468 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2470 2007-03-16 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/31146
2473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2474 to allow recursion of forward_propagate_addr_expr.
2475 (forward_propagate_addr_into_variable_array_index): Likewise.
2476 (forward_propagate_addr_expr): Likewise.
2477 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2478 (forward_propagate_addr_expr_1): Recurse on simple copies
2479 instead of propagating into them. Do so for useless conversions
2481 (forward_propagate_addr_expr): Clean up unused statements after
2484 2007-03-16 Richard Guenther <rguenther@suse.de>
2486 * builtins.c (expand_builtin_cexpi): Use the right argument
2487 for the expansion via cexp.
2489 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2491 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2492 * configure: Rebuilt.
2494 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2497 * dwarf2out.c (force_type_die): Adjust comment.
2498 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2500 2007-03-15 DJ Delorie <dj@redhat.com>
2502 * config/frv/predicates.md (minmax_operator): Don't check operands
2505 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2507 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2508 Update constant estimates of number of iterations.
2509 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2510 argument renamed to "realistic".
2511 (compute_estimated_nb_iterations): Removed.
2512 (record_niter_bound): New function.
2513 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2514 call record_nonwrapping_iv with upper = false.
2515 (infer_loop_bounds_from_signedness): Pass upper argument to
2516 record_nonwrapping_iv.
2517 (estimate_numbers_of_iterations_loop): Do not call
2518 compute_estimated_nb_iterations. Record estimate based on profile
2519 information. Initialize the constant estimates of number of
2521 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2523 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2524 number of iterations is too small.
2525 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2526 (EST_NOT_AVAILABLE): Removed.
2527 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2528 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2531 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2533 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2534 Handle NE_EXPR guards.
2536 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2539 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2540 Set also -pedantic-errors by default for the preprocessor unless
2541 -fpermissive is given.
2543 2007-03-15 Richard Guenther <rguenther@suse.de>
2547 * builtins.c (expand_builtin_cexpi): As a fallback if we
2548 don't have builtins for sincos or cexp create a function
2549 declaration for cexp and expand to a call to that.
2550 (expand_builtin_int_roundingfn): Always fall
2551 back to floor/ceil and its variants even if they may be
2554 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2557 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2558 jump tables, move the call to delete_dead_jumptables from here...
2559 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2560 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2561 don't allow merging of blocks that try_redirect_by_replacing_jump
2562 also does not handle when not optimizing.
2564 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2565 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2567 * config/i386/i386.md (x86_sahf_1): Correctly handle
2570 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2574 x86_64_general_operand as operand[2] predicate. Remove "iF"
2575 from operand constraints and use "e" constraint instead.
2576 (*subti3_1, *subti3_1 splitter): Ditto.
2577 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2578 operand[1] predicate.
2580 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2582 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2583 arrays, multiply the access strides by the size of the sub-array.
2584 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2586 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2588 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2589 the configured assembler supports the sahf mnemonic.
2590 * configure: Regenerate.
2591 * config.in: Regenerate.
2593 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2594 emit "sahf" or ".byte\t0x9e" as asm template.
2596 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2599 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2600 option to replace hard coded TARGET_xxx in md file.
2601 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2602 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2603 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2604 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2605 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2606 (X86_TUNE_NOT_VECTORMODE): Ditto.
2607 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2608 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2609 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2610 (TUNE_SLOW_IMUL_IMM8): Ditto.
2611 (TUNE_MOVE_M1_VIA_OR): Ditto.
2612 (TUNE_NOT_UNPAIRABLE): Ditto.
2613 (TUNE_NOT_VECTORMODE): Ditto.
2615 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2618 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2619 tuning options instead of hard coded TARGET_xxx.
2620 (fix ssemode peephole2's): Ditto.
2621 (imul peephole2's): Ditto.
2623 (movdi_or_rex64): Ditto.
2624 (move peephole2): Ditto.
2625 (not peephole2's): Ditto.
2627 2007-03-14 Dirk Mueller <dmueller@suse.de>
2629 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2630 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2631 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2633 * c-parser.c (c_parser_do_statement): Warn about empty body in
2635 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2636 * doc/invoke.texi (-Wempty-body): Update documentation.
2638 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2641 * c-common.h (warn_for_div_by_zero): Declare.
2642 * c-common.c (warn_for_div_by_zero): Define.
2643 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2646 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2648 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2649 to PREFIX and STANDARD_PREFIX.
2651 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2652 Phil Edwards <phil@codesourcery.com>
2654 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2655 (__gthread_once_t): Remove busy field for RTPs.
2656 (__GTHREAD_ONCE_INIT): Update accordingly.
2658 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2660 * doc/invoke.texi: Document VxWorks options.
2662 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2664 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2666 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2668 PR tree-optimization/30590
2669 * tree-nrv.c (tree_nrv): Check for the partial update of the
2672 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2674 * flags.h (flag_random_seed): Remove declaration, in favor of...
2675 * toplev.h (get_random_seed, set_random_seed): ... these.
2676 * tree.c (get_file_function_name): Use the former.
2677 * opts.c (common_handle_option): Use the latter.
2680 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2683 * cse.c (cse_find_path): Do not bail out if a basic block that
2684 we already visited now becomes part of a path that starts at a
2685 different basic block. Just disallow this, to make sure we
2686 visit each basic block at most once.
2688 2007-03-13 Jan Hubicka <jh@suse.cz>
2690 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2691 when profile esitmate is present, calls with very low frequency are
2694 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2696 PR tree-optimization/30730
2697 PR tree-optimization/26900
2698 * tree-ssa-loop-niter.c: Include gmp.h.
2700 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2701 split_to_var_and_offset, determine_value_range,
2702 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2703 bound_difference, bounds_add, bounds_negate,
2704 number_of_iterations_ne_max, dump_affine_iv): New functions.
2705 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2706 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2707 difference of initial and final value of control iv to validate
2709 (number_of_iterations_cond): Add loop parameter. Determine bounds
2710 on the difference of the extremes of the control iv. Add dumps.
2711 (expand_simple_operations): Handle phi nodes.
2712 (simplify_using_initial_conditions): Do not record used conditions.
2713 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2714 Do not set additional_info.
2715 (implies_nonnegative_p, implies_ge_p): Removed.
2716 (derive_constant_upper_bound): Do not use parameter `additional'.
2717 (record_estimate): Parameter `additional' removed. Parameter
2718 `i_bound' added. Do not call derive_constant_upper_bound.
2719 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2720 bound the number of iterations estimate.
2721 (estimate_numbers_of_iterations_loop): Pass the estimate from
2722 the number of iterations analysis to record_estimate.
2723 * tree.h (multiple_of_p): Declare.
2724 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2725 (scev_const_prop): Do not check expression_expensive_p.
2726 * fold-const.c (multiple_of_p): Exported.
2727 * double-int.c (double_int_mask): Exported.
2728 * double-int.h (double_int_mask): Declare.
2729 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2730 field. Added max field.
2732 2007-03-13 David Taylor <taylor@candd.org>
2735 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2738 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2741 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2742 two unamed patterns.
2744 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.opt (mcx16, msahf): New options.
2747 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2748 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2750 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2751 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2752 Output -mcx16 and -msahf options when corresponding bit is set.
2754 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2757 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2759 * configure.ac: Test for assembler tolerance to # 0 "".
2760 * configure, config.in: Rebuilt.
2761 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2763 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2765 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2767 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2768 (handle_syscall): Handle direct system calls.
2769 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2771 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2773 * doc/invoke.texi: Fix cpp.info cross-reference.
2774 * doc/passes.texi: Fix gcc.info cross-reference.
2776 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2778 PR tree-optimization/30835
2779 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2780 bb_for_stmt is not NULL before accessing it.
2782 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2784 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2787 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2790 * doc/install.texi: Document --enable-stage1-languages
2792 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2794 * tree-pass.h (pass_into_cfg_layout_mode,
2795 pass_outof_cfg_layout_mode): Declare.
2796 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2797 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2798 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2799 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2801 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2803 * c-decl.c (warn_variable_length_array): New function.
2804 Refactored from grokdeclarator to handle warn_vla
2805 and handle unnamed array case.
2806 (grokdeclarator): Refactored VLA warning case.
2807 * c.opt (Wvla): New flag.
2808 * doc/invoke.texi (Wvla): New warning.
2810 2007-03-12 Richard Henderson <rth@redhat.com>
2812 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2813 (TARGET_SECTION_TYPE_FLAGS): New.
2815 2007-03-12 Richard Henderson <rth@redhat.com>
2817 * config/darwin.c (machopic_reloc_rw_mask): New.
2818 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2819 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2821 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2823 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2824 * cppdefault.h (cpp_PREFIX): Document.
2825 (cpp_PREFIX_len): Likewise.
2826 (cpp_EXEC_PREFIX): New variable.
2827 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2828 * c-incpath.c (add_standard_paths): Correct logic for relocating
2829 paths within prefix.
2831 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2833 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2834 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2836 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2837 fix_truncdfdi_sse using SSEMODEF mode macro.
2838 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2839 fix_truncdfsi_sse using SSEMODEF mode macro.
2840 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2841 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2843 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2845 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2848 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2850 * tree.h : Add multiple_of_p declaration.
2851 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2852 * ipa-type-escape.c (results_of_malloc): Redundant.
2853 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2854 (cast_type): Extended with new members.
2855 (check_cast): Returns cast_type.
2856 (cast): New structure for data of walk_use_def_chains.
2857 (is_malloc_result, is_cast_from_non_pointer_1,
2858 is_cast_from_non_pointer,
2859 is_array_access_through_pointer_and_index): New functions.
2860 (look_for_casts): Returns cast types.
2861 (check_call): Returns void.
2862 (okay_pointer_operation): Use support of pointer plus index,
2863 pointer plus constant and allow all multiplications.
2865 2007-03-11 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/31115
2868 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2869 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2870 A shift count of zero is not special as with *_DIV_EXPR.
2871 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2874 2007-03-11 Ian Lance Taylor <iant@google.com>
2876 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2877 the *_DIV_EXPR codes correctly with overflow infinities.
2879 2007-03-11 Ira Rosen <irar@il.ibm.com>
2881 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2882 indicate success/failure of the analysis. Add negation to subtrahend
2883 in case of subtraction. Fail if both operands contain constants.
2884 (create_data_ref): Fail if analyze_offset fails.
2886 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2888 * config/i386/i386.md (frndintxf2): Rename to ...
2889 (rintxf2): ... this. Remove expander having same name.
2890 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2891 (roundsf2, rounddf2): Ditto.
2892 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2893 (lround<mode>di2, lround<mode>si2): Ditto.
2895 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2897 * lower-subreg.c: Include except.h.
2898 (decompose_multiword_subregs): Verify that the only control flow
2899 insns we can split are loads to multi-words pseudos.
2900 Handle breaking such blocks after splitting, instead of calling
2901 find_many_sub_basic_blocks.
2903 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2904 on the new basic block. Add a lengthy comment explaining why we
2905 thought this was necessary.
2906 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2908 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2911 * tree.c (walk_type_fields): Recurse into the element type of
2912 ARRAY_TYPEs if there is a pointer set.
2914 2007-03-10 Dirk Mueller <dmueller@suse.de>
2916 * c-common.c (warn_logical_operator): Fix condition.
2918 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2920 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2922 * config/darwin.c (machopic_select_section): Remove superfluous
2923 argument in call to categorize_decl_for_section. Remove unused
2926 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2928 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2930 * configure: Regenerate.
2932 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2936 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2937 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2938 Add LABEL_NUSES to emitted label.
2939 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2940 branch probability value to emitted jump insn.
2941 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2942 Do not check life information and do not re-arrange input operands
2943 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2945 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2947 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2948 the change of decode_asm_operands.
2950 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2952 * mode-switching.c (create_pre_exit): Skip blockage insn.
2954 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2956 * tree-pass.h (TODO_update_smt_usage): Remove.
2958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2962 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2964 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2965 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2966 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2969 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2971 * gcc.c: Document %{, in big comment at top.
2972 (input_suffix_matches): Remove special handling for .s and
2974 (input_spec_matches): New.
2975 (handle_braces): Handle %{,.
2976 (validate_switches): ',' indicates a value which is not a switch.
2977 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2978 to detect assembler input.
2979 * config/i386/sol2.h (CPP_SPEC): Likewise.
2980 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2981 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2982 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2983 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2984 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2985 -m64 causes deployment target to default to 10.5.
2986 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2988 2007-03-09 Richard Henderson <rth@redhat.com>
2991 * target.h (targetm.asm.out.reloc_rw_mask): New.
2992 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2993 (TARGET_ASM_OUT): Use it.
2994 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2995 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2996 use the new reloc_rw_mask target hook instead.
2997 (default_section_type_flags_1): Merge into...
2998 (default_section_type_flags): ... here.
2999 (decl_readonly_section_1): Merge into...
3000 (decl_readonly_section): ... here.
3001 (default_elf_select_section_1): Merge into...
3002 (default_elf_select_section): ... here.
3003 (default_unique_section_1): Merge into...
3004 (default_unique_section): ... here.
3005 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3006 (default_select_rtx_section): Use it.
3007 (default_elf_select_rtx_section): Likewise.
3008 * output.h: Update to match.
3009 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3010 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3011 (TARGET_ASM_RELOC_RW_MASK): New.
3012 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3013 to categorize_decl_for_section.
3014 (x86_64_elf_unique_section): Likewise.
3015 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3016 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3017 (TARGET_ASM_RELOC_RW_MASK): New.
3018 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3019 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3020 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3021 (TARGET_RWRELOC): Remove.
3022 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3023 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3024 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3025 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3026 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3027 (rs6000_xcoff_select_section): Use decl_readonly_section.
3028 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3029 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3030 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3031 (TARGET_SECTION_TYPE_FLAGS): Remove.
3032 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3034 2007-03-09 Roger Sayle <roger@eyesopen.com>
3036 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3037 complex constant equality/inequality comparisons for here.
3038 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3039 known at compile-time or can be simplified to a scalar comparison.
3040 (fold_relational_const): Move compile-time evaluation of complex
3041 constant equality/inequality comparisons to here.
3043 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3045 PR rtl-optimization/30643
3046 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3048 (fold_rtx): Recurse, like before 2006-11-03.
3050 2007-03-09 DJ Delorie <dj@redhat.com>
3052 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3055 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3057 PR tree-optimization/30375
3058 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3059 LHS of statements is not the same.
3060 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3062 2007-03-09 Chao-ying Fu <fu@mips.com>
3064 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3066 * doc/invoke.texi (-mdspr2): Document new option.
3067 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3068 New unspec for DSP REV 2.
3069 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3070 these instructions are extended in DSP REV 2.
3071 (mips-dspr2.md): Include.
3072 * config/mips/mips.opt (mdspr2): New option.
3073 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3074 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3075 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3076 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3077 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3078 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3079 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3081 (bdesc_map): Add one field of unsupported_target_flags.
3082 (bdesc_arrays): Update entries to have extra fields. Add
3084 (mips_init_builtins): Initialize new function types.
3085 Check unsupported_target_fileds to filter out builtins.
3086 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3088 (ASM_SPEC): Pass mdspr2 to the assembler.
3089 * config/mips/mips-dspr2.md: New file.
3091 2007-03-09 Sa Liu <saliu@de.ibm.com>
3093 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3095 2007-03-09 Ian Lance Taylor <iant@google.com>
3097 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3098 argument) like -Wstrict-overflow=2.
3099 * doc/invoke.texi (Warning Options): Update documentation.
3101 2007-03-09 Dirk Mueller <dmueller@suse.de>
3104 * doc/invoke.texi (-Wlogical-op): Document.
3105 * common.opt (-Wlogical-op): New.
3106 * c-common.h (warn_logical_operator): Declare.
3107 * c-common.c (warn_logical_operator): Define.
3108 * c-typeck.c (parser_build_binary_op): Call
3109 warn_logical_operator.
3111 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3113 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3114 * final.c (final_scan_insn): Test for non-"" file name.
3116 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3118 * doc/loop.texi: Document the Omega linear constraints solver.
3119 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3120 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3121 omega-hash-table-size, omega-max-keys, and
3122 omega-eliminate-redundant-constraints.
3123 * tree-pass.h (pass_check_data_deps): Declared.
3126 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3127 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3128 pass_check_data_deps): New.
3129 * tree-data-ref.c (init_data_ref): Remove declaration.
3130 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3131 (analyze_array): Renamed init_array_ref, move up initializations.
3132 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3133 Removed arguments that are set to NULL.
3134 (analyze_indirect_ref): Correct indentation, correct call to
3136 (object_analysis): Call init_array_ref instead of analyze_array.
3137 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3138 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3139 of DR_ACCESS_FNS_ADDR.
3140 (init_omega_eq_with_af, omega_extract_distance_vectors,
3141 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3142 ddr_consistent_p): New.
3143 (compute_affine_dependence): Check consistency of ddrs when
3144 flag_check_data_deps is passed.
3145 (analyze_all_data_dependences): Uncomment.
3146 (tree_check_data_deps): New.
3147 * tree-data-ref.h: Include omega.h.
3148 (DR_ACCESS_FNS_ADDR): Removed.
3149 (data_dependence_relation): Add inner_loop.
3150 (DDR_INNER_LOOP): New.
3151 * common.opt (fcheck-data-deps): New.
3152 * tree-flow.h (tree_check_data_deps): Declare.
3153 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3154 (OBJS-common): Depend on omega.o.
3156 * passes.c (pass_check_data_deps): Scheduled.
3157 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3158 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3159 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3160 PARAM_VECT_MAX_VERSION_CHECKS,
3161 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3163 2007-03-09 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/30904
3167 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3168 the same way as *_DIV_EXPR.
3170 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3172 * recog.c (decode_asm_operands): No mixed declarations and code.
3174 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3176 * rtl.def (ASM_INPUT): Add location.
3177 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3178 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3179 (decode_asm_operands): Add loc operand.
3180 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3181 * stmt.c (expand_asm): Rename to...
3182 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3183 gen_rtx_ASM_INPUT_loc.
3184 (expand_asm_expr): Adjust.
3185 * recog.c (decode_asm_operands): Add loc operand.
3186 (check_asm_operands, extract_insn): Adjust.
3187 * reload1.c (maybe_fix_stack_asms): Likewise.
3188 * final.c (asm_insn_count): Likewise.
3189 (final_scan_insn): Output # line before and after asm.
3191 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3193 * tree-ssa-structalias.c (variable_info): Remove
3195 (new_var_info): Ditto.
3196 (shared_bitmap_info_t): New structure.
3197 (shared_bitmap_table): New variable.
3198 (shared_bitmap_hash): New function.
3199 (shared_bitmap_eq): Ditto
3200 (shared_bitmap_lookup): Ditto.
3201 (shared_bitmap_add): Ditto.
3202 (merge_smts_into): Change to take bitmap directly.
3203 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3204 (init_alias_vars): Init shared bitmap hashtable.
3205 (delete_points_to_sets): Delete shared bitmap hashtable.
3206 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3207 is_aliased removal as a change that was still necessary was
3210 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.h (override_options): Conditionally disable
3213 x86_sahf for 64bit targets only.
3215 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3218 * c-decl.c (merge_decls): Don't call make_var_volatile.
3219 * varasm.c (make_var_volatile): Remove.
3220 * output.h (make_var_volatile): Remove.
3222 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3224 PR tree-optimization/31085
3225 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3227 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3229 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3230 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3231 ATTR_CONST_NOTHROW_LIST.
3233 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3236 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3238 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3240 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3243 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3245 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3246 passed, use shared libgcc.
3248 2007-03-08 Roger Sayle <roger@eyesopen.com>
3250 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3251 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3252 (honor_protect_cleanup_actions, lower_try_finally_switch):
3254 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3255 ifc_temp_var): Likewise.
3256 * tree-inline.c (setup_one_parameter): Likewise.
3257 * tree-mudflap.c (mf_decl_cache_locals,
3258 mf_build_check_statement_for): Likewise.
3259 * tree-nested.c (init_tmp_var, save_tmp_var,
3260 finalize_nesting_tree_1): Likewise.
3261 * tree-outof-ssa.c (insert_copy_on_edge,
3262 insert_backedge_copies): Likewise.
3263 * tree-profile.c (tree_gen_edge_profiler,
3264 tree_gen_ic_profiler): Likewise.
3265 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3266 * tree-sra.c (sra_build_assignment): Likewise.
3267 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3268 * tree-ssa-math-opts.c (insert_reciprocals,
3269 execute_cse_sincos_1): Likewise.
3270 * tree-tailcall.c (adjust_accumulator_values,
3271 adjust_return_value): Likewise.
3272 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3273 * tree-vect-transform.c (vect_create_data_ref_ptr,
3274 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3275 vect_create_epilog_for_reduction, vectorizable_reduction,
3276 vectorizable_call, vectorizable_conversion,
3277 vectorizable_assignment, vectorizable_operation,
3278 vectorizable_type_demotion, vect_gen_widened_results_half,
3279 vect_permute_store_chain, vectorizable_store,
3280 vect_setup_realignment, vect_permute_load_chain,
3281 vectorizable_load, vectorizable_condition,
3282 vect_create_cond_for_align_checks): Likewise.
3283 * tree-vrp.c (build_assert_expr_for): Likewise.
3285 2007-03-08 Ian Lance Taylor <iant@google.com>
3287 * tree-vrp.c: Include "intl.h".
3288 (usable_range_p): New static function.
3289 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3290 overflowed values, juts set *strict_overflow_p.
3291 (compare_values): Only return -2 if one of the operands is not a
3293 (compare_ranges): Call usable_range_p.
3294 (compare_range_with_value): Likewise.
3295 (vrp_evaluate_conditional_warnv): Rename from
3296 vrp_evaluate_conditional. Make static. Change all callers.
3297 (vrp_evaluate_conditional): New function.
3298 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3300 (simplify_abs_using_ranges): Likewise.
3301 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3302 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3303 within_stmt parameter.
3304 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3305 vrp_evaluate_conditional.
3306 * tree-ssa-threadedge.c
3307 (record_temporary_equivalences_from_stmts_at_dest): Change
3308 simplify parameter to take a second tree parameter.
3309 (simplify_control_stmt_condition): Likewise.
3310 (thread_across_edge): Likewise.
3311 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3312 (thread_across_edge): Likewise.
3313 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3315 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/i386.h (TARGET_SAHF): New define.
3318 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3319 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3320 (x86_sahf): New global variable.
3321 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3322 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3323 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3324 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3326 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3327 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3328 when expanding fcomi/sahf based tests.
3329 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3330 expanding sahf based alternative. Emit sahf based sequence when
3331 optimizing for code size.
3332 * config/i386/i386.md (x86_sahf_1): Do not disable for
3333 TARGET_64BIT, enable for TARGET_SAHF.
3335 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3337 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3338 spurious whitespace from error message.
3340 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3343 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3345 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3347 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3349 * tree-sra.c (instantiate_element): Propagate disabled warnings
3350 from the element itself to the created variable.
3352 2007-03-07 Richard Henderson <rth@redhat.com>
3355 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3356 silently fix up the stack in the case of a missing register.
3358 2007-03-07 Paul Brook <paul@codesourcery.com>
3360 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3362 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3364 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3366 (phase1_vrs): Use them.
3367 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3368 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3369 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3370 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3371 __gnu_Unwind_Restore_WMMXC if required.
3372 (_Unwind_VRS_Pop): Implement iWMMXt support.
3373 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3374 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3375 gnu_Unwind_Save_WMMXC): Define.
3377 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3379 * config/vxworks.h (vxworks_override_options): Declare.
3380 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3381 * config/vxworks.c: Include target.h and toplev.h.
3382 (vxworks_override_options): New function.
3383 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3385 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3387 * config/s390/s390.c (override_options): Don't emit an error when
3388 -mstack-size is used without providing -mstack-guard.
3389 (s390_emit_prologue): Choose stack_guard value automatically if not
3390 provided via command line.
3391 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3393 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3395 * config/i386/i386.c (output_set_got): Add a GOT initialization
3396 sequence for VxWorks PIC.
3397 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3398 around labels as well as symbols. Use gotoff_operand instead
3399 of local_symbolic_operand.
3400 (legitimize_pic_address): Use gotoff_operand instead of
3401 local_symbolic_operand. Use @GOT accesses for labels as
3403 (ix86_output_addr_diff_elt): Use PC-relative rather than
3404 GP-relative offsets for VxWorks PIC.
3405 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3406 no_new_pseudos. Check whether the returned register is op0.
3407 * config/i386/i386.md (tablejump): Use PC-relative rather than
3408 GP-relative offsets for VxWorks PIC.
3409 * config/i386/predicates.md (gotoff_operand): New predicate.
3411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3413 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3415 * config/vxworks-dummy.h: New file.
3416 * config/i386/i386.h: Include it.
3418 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3420 * dwarf2out.c (is_inlined_entry_point): New
3421 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3422 DW_AT_ranges if the first subblock is the entry point.
3424 2007-03-06 David Daney <ddaney@avtrex.com>
3426 * doc/install.texi (mips-*-*): Change recommended binutils
3429 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3431 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3432 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3434 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3435 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3437 2007-03-06 Jan Hubicka <jh@suse.cz>
3439 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3440 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3442 (probably_cold_bb_p): Cold functions are cold.
3443 (probably_never_executed_bb_p): Cold functions are cold.
3444 (tree_bb_level_predictions): Predict calls to cold functions as not
3446 (compute_function_frequency): Check hot/cold attributes.
3447 * function.h (function_frequency): Update comments.
3448 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3449 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3450 (c_common_att): Add cold and hot.
3452 * doc/extend.texi (hot,cold attributes): Document.
3454 2007-03-06 Andrew Haley <aph@redhat.com>
3456 * function.c (expand_function_end): Move blockage to just after we
3457 emit the label for the naked return from the function.
3459 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3461 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3464 2007-03-06 Jan Hubicka <jh@suse.cz>
3466 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3467 loaded for constant large models. Non-large 64bit PIC can do.
3468 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3469 * cmodel.h: Add LARGE PIC.
3470 * i386.md (UNSPEC_PLTOFF): New.
3471 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3473 (*call_1_rex64): Disable for large models.
3474 (*call_1_rex64_large): New.
3475 (*call_value_1_rex64): Disable for large models.
3476 (*call_value_1_rex64_large): New.
3477 (set_rip_rex4): New.
3478 (set_got_offset_rex64): New.
3479 * predicates.md (constant_call_address_operand): For large model
3480 constant calls are not possible.
3481 * i386-protos.h (construct_plt_address): Declare.
3482 * i386.c (override_options): Accept large models.
3483 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3484 (legitimate_constant_p): Add new UNSPECs.
3485 (legitimate_pic_operand_p): Likewise.
3486 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3487 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3489 (output_pic_addr_const): Add PLTOFF.
3490 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3491 (ix86_expand_move): Legitimize pic address when in PIC mode.
3492 (construct_plt_address): New function.
3493 (ix86_expand_call): Offload the address to register and use GOT pointer
3495 * invoke.texi (mcmodel=large): Update documentation.
3497 2007-03-06 Richard Henderson <rth@redhat.com>
3499 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3500 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3501 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3502 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3503 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3504 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3505 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3506 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3507 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3508 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3509 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3510 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3511 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3512 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3513 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3514 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3515 x86_schedule, x86_use_bt, x86_pad_returns,
3516 x86_use_xchgb): Merge into ...
3517 (ix86_tune_features): ... here. New array.
3518 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3519 x86_bswap): Merge into ...
3520 (ix86_arch_features): ... here. New array.
3521 (x86_3dnow_a): Remove.
3522 (x86_accumulate_outgoing_args): Make static.
3523 (x86_arch_always_fancy_math_387): Make static.
3524 (ix86_tune_mask, ix86_arch_mask): Move ...
3525 (override_options): ... to local variables here. Apply the
3526 appropriate mask to each element of ix86_arch_features and
3527 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3528 as were done in the old macros.
3529 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3530 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3531 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3532 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3533 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3534 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3535 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3536 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3537 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3538 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3539 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3540 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3541 x86_accumulate_outgoing_args, x86_prologue_using_move,
3542 x86_epilogue_using_move, x86_decompose_lea,
3543 x86_arch_always_fancy_math_387, x86_shift1,
3544 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3545 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3546 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3547 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3548 x86_use_incdec, x86_pad_returns, x86_bswap,
3549 x86_partial_flag_reg_stall): Remove.
3550 (enum ix86_tune_indices): New.
3551 (ix86_tune_features): New.
3552 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3553 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3554 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3555 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3556 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3557 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3558 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3559 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3560 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3561 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3562 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3563 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3564 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3565 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3566 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3567 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3568 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3569 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3570 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3571 TARGET_EXT_80387_CONSTANTS): Use it.
3572 (enum ix86_arch_indices): New.
3573 (ix86_arch_features): New.
3574 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3575 TARGET_BSWAP): Use it.
3576 (ix86_tune_mask, ix86_arch_mask): Remove.
3578 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3581 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3582 Define using $${sysroot_headers_suffix}.
3583 * configure: Regenerate.
3584 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3585 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3587 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3588 * gcc.c (print_sysroot_headers_suffix): New.
3589 (option_map): Include --print-sysroot-headers-suffix.
3590 (display_help): Mention -print-sysroot-headers-suffix.
3591 (process_command): Handle -print-sysroot-headers-suffix.
3592 (do_spec_1): Append multilib directory to include-fixed path if
3593 sysroot suffixes in use.
3594 (main): Handle -print-sysroot-headers-suffix.
3595 * Makefile.in (start.encap): Don't depend on xlimits.h
3596 (xlimits.h): Remove.
3597 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3598 limits.h for each multilib in fixinc_list.
3599 (fixinc_list, s-fixinc_list): New.
3600 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3601 generate them for each multilib in fixinc_list.
3602 (stmp-fixproto): Use include-fixed. Run fixproto for each
3603 multilib in fixinc_list.
3604 (mostlyclean): Don't remove xlimits.h.
3605 (clean): Remove include-fixed.
3606 (real-install-headers-tar, real-install-headers-cpio,
3607 real-install-headers-cp): Don't copy include, only include-fixed.
3608 (install-mkheaders): Depend on fixinc_list. Don't depend on
3609 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3610 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3611 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3613 2007-03-06 Jan Hubicka <jh@suse.cz>
3615 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3618 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3620 * configure.ac: Allow tm_file to contain build-directory files.
3621 * configure: Regenerate.
3622 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3623 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3624 * config/m68k/print-sysroot-suffix.sh: New file.
3626 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3628 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3629 of pic_offset_table_rtx if reload_completed.
3630 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3631 PIC_OFFSET_TABLE_REGNUM.
3632 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3634 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3635 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3637 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3639 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3640 functions that call eh_return.
3642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3644 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3645 functions that need a constant pool.
3647 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3650 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3651 (m68k_preferred_reload_class): Likewise.
3652 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3653 (SECONDARY_RELOAD_CLASS): Define.
3654 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3655 (LIMIT_RELOAD_CLASS): Delete.
3656 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3657 registers from storing bytes.
3658 (m68k_secondary_reload_class): New function.
3659 (m68k_preferred_reload_class): Likewise.
3661 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3663 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3665 (m68k_expand_prologue): Likewise.
3667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3669 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3670 (mips_expand_epilogue): Add a bool parameter.
3671 (m68k_legitimize_sibcall_address): Declare.
3672 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3673 (m68k_expand_epilogue): Add a parameter to select between sibling
3674 and normal epilogues. Only generate a return for the latter.
3675 (m68k_ok_for_sibcall_p): New function.
3676 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3677 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3678 (sibcall_value, *sibcall_value): Likewise.
3679 (*call, *call_value): Require !SIBLING_CALL_P.
3680 (epilogue): Update call to m68k_expand_epilogue.
3681 (sibcall_epilogue): New pattern.
3682 * config/m68k/predicates.md (const_call_operand): Say that this
3683 predicate applies to sibling calls too.
3684 (sibcall_operand): New predicate.
3686 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3688 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3689 alternatives as movsi_cf.
3690 (movsf_cf_hard): Add commentary.
3692 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3693 Richard Sandiford <richard@codesourcery.com>
3695 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3696 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3697 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3698 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3699 as being live on exit from an interrupt function.
3700 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3701 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3702 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3703 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3704 (m68k_interrupt_function_p): Globalize.
3705 (m68k_compute_frame_layout): Remove reverse mask code.
3706 (m68k_emit_movem, m68k_set_frame_related): New functions.
3707 (m68k_output_function_prologue): Delete in favor of...
3708 (m68k_expand_prologue): ...this new function.
3709 (m68k_output_function_epilogue): Delete in favor of...
3710 (m68k_expand_epilogue): ...this new function.
3711 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3713 (print_operand): Handle %?.
3714 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3715 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3716 (prologue, epilogue): New patterns.
3717 (return): Turn into a define_expand.
3718 (*return): New pattern, derived from old "return" pattern. Use rte
3719 rather than rts for interrupt functions. Only use rtd if the pop
3721 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3722 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3723 (link, *link, unlink, *unlink, load_got): Likewise.
3725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3729 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3730 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3731 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3732 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3733 and m68k_matches_u_p.
3734 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3735 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3736 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3737 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3738 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3739 (REG_STRICT_P): New macro.
3740 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3741 PCREL_GENERAL_OPERAND_OK.
3742 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3743 m68k_legitimate_base_reg_p.
3744 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3745 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3746 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3747 * config/m68k/m68k.c (m68k_address): New structure.
3748 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3749 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3750 (m68k_jump_table_ref_p, m68k_decompose_address)
3751 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3752 (m68k_matches_u_p): New functions.
3753 (print_operand_address): Rewrite to use m68k_decompose_index.
3755 2007-03-05 David Taylor <dtaylor@emc.com>
3757 * gcc.c: Correct copyright date in --version output.
3759 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3761 * pa.md: In unamed move patterns, disparge copies between general
3762 and floating point registers using '?' modifier. Don't include 'f'
3763 constraint for register preferences in DImode, SImode, HImode and
3764 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3765 Remove constraints for copies between general and floating registers
3766 in soft-float DFmode pattern.
3767 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3771 2007-03-05 Mike Stump <mrs@apple.com>
3773 * c-common.c (targetcm): Add.
3774 * c-opts.c (c_common_handle_option): Handle language specific
3776 * opts.c (handle_option): Verify language for target options, if
3778 * opth-gen.awk: Add CL_LANG_ALL.
3779 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3780 (TARGETCM_INITIALIZER): Add.
3781 * target.h (struct gcc_targetcm): Add.
3783 * targhooks.c (default_handle_c_option): Add.
3784 * targhooks.h (default_handle_c_option): Add.
3785 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3787 * config/darwin.opt (iframework): Add.
3788 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3789 * config/darwin-c.c (handle_c_option): Add.
3790 (TARGET_HANDLE_C_OPTION): Add.
3792 * doc/invoke.texi (Darwin Options): Add -iframework.
3794 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3796 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3799 2007-03-05 Ian Lance Taylor <iant@google.com>
3801 * c.opt (fgnu89-inline): New option.
3802 * c-opts.c (c_common_post_options): Set default value for
3804 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3805 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3807 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3808 (grokdeclarator, start_function): Likewise.
3809 * c-cppbuiltin.c (c_cpp_builtins): Define either
3810 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3811 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3812 (C Dialect Options): Document -fgnu89-inline.
3813 * doc/extend.texi (Function Attributes): Explain what the
3814 gnu_inline attribute does.
3815 * doc/cpp.texi (Common Predefined Macros): Document
3816 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3818 2007-03-05 Ian Lance Taylor <iant@google.com>
3820 PR tree-optimization/31034
3821 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3822 half-range if the other side is an overflow infinity.
3824 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3826 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3827 (bfin*-linux-uclibc*): New configuration.
3828 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3830 * config/bfin/linux.h: New file.
3831 * config/bfin/libgcc-bfin.ver: New file.
3832 * config/bfin/t-bfin-uclinux: New file.
3833 * config/bfin/t-bfin-linux: New file.
3834 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3835 (TARGET_OS_CPP_BUILTINS): New macro.
3837 2007-03-05 Richard Guenther <rguenther@suse.de>
3839 * fold-const.c (fold_binary): Remove duplicate folding
3840 of comparison of non-null ADDR_EXPR against null.
3842 2007-03-05 Richard Guenther <rguenther@suse.de>
3843 Dorit Nuzman <dorit@il.ibm.com>
3845 PR tree-optimization/26420
3846 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3847 are no loops in the function. Only print the number of
3848 vectorized loops if it is greater than zero or we are supposed
3849 to print information about unvectorized loops.
3851 2007-03-05 Revital Eres <eres@il.ibm.com>
3853 * gcc.dg/var-expand1.c: New test.
3854 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3855 when an accumulator is expanded.
3857 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3860 * c-common.c (convert_and_check): Don't give warnings for
3861 conversion if 'expr' already overflowed.
3863 2007-03-04 Roger Sayle <roger@eyesopen.com>
3866 * fold-const.c (fold_comparison): Enforce type consistency when
3867 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3869 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3871 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3872 containing a cast to the base of TARGET_MEM_REF.
3874 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3876 * tree.c (tree_contains_struct_check_failed): Remove spurious
3877 whitespace from error message.
3879 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3882 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3883 instead of precision.
3885 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3886 Nathan Sidwell <nathan@codesourcery.com>
3888 * emit-rtl.c (find_auto_inc): New.
3889 (try_split): recreate REG_INC notes,
3890 Use regular for loops rather than whiles.
3892 2007-03-03 Andreas Schwab <schwab@suse.de>
3894 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3895 * configure: Regenerate.
3897 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3899 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3900 flag_rounding_math, not flag_unsafe_math_optimizations.
3902 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3904 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3905 alpha_fold_vector_minmax): Likewise.
3906 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3907 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3909 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3911 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3912 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3913 if the lhs has side-effects.
3914 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3916 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3918 * config/i386/i386.h (TUNEMASK): Remove define.
3919 (ARCHMASK): Remove define.
3920 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3921 Use ix86_arch_mask variable instead of ARCHMASK.
3922 * config/i386/i386.c (override_options): Ditto.
3923 (standard_80387_constant_p): Ditto.
3925 2007-03-02 Ian Lance Taylor <iant@google.com>
3927 Used signed infinities in VRP.
3928 * tree-vrp.c (uses_overflow_infinity): New static function.
3929 (supports_overflow_infinity): New static function.
3930 (make_overflow_infinity): New static function.
3931 (negative_overflow_infinity): New static function.
3932 (positive_overflow_infinity): New static function.
3933 (is_negative_overflow_infinity): New static function.
3934 (is_positive_overflow_infinity): New static function.
3935 (is_overflow_infinity): New static function.
3936 (overflow_infinity_range_p): New static function.
3937 (compare_values_warnv): New function split out of compare_values.
3938 (compare_value): Call it.
3939 (set_value_range_to_nonnegative): Add overflow_infinity
3940 parameter. Change caller.
3941 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3943 (vrp_expr_computes_nonzero): Likewise.
3944 (compare_ranges, compare_range_with_value): Likewise.
3945 (compare_name_with_value, compare_names): Likewise.
3946 (vrp_evaluate_conditional): Likewise.
3947 (set_value_range): Handle infinity
3948 (vrp_operand_equal_p, operand_less_p): Likewise.
3949 (extract_range_from_assert): Likewise.
3950 (vrp_int_const_binop): Likewise.
3951 (extract_range_from_binary_expr): Likewise.
3952 (extract_range_from_unary_expr): Likewise.
3953 (extract_range_from_comparison): Likewise.
3954 (extract_range_from_expr): Likewise.
3955 (dump_value_range): Likewise.
3956 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3957 (test_for_singularity): Likewise.
3958 (vrp_int_const_binop): Remove inline qualifier.
3959 (adjust_range_with_scev): Add comment.
3960 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3962 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3964 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3965 (get_constraint_for): Likewise.
3966 (do_structure_copy): Likewise.
3967 (find_func_aliases): Fix references to MODIFY_EXPR.
3968 (intra_create_variable_infos): Tidy.
3969 * tree-ssa-operands.c (add_virtual_operand): Add argument
3971 When adding members of alias sets, if IS_CALL_SITE is true and
3972 the symbol is not call-clobbered, skip it.
3975 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3977 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3978 entry by means of emit_insn_at_entry.
3980 2007-03-02 Richard Henderson <rth@redhat.com>
3982 * expr.h (promoted_input_arg): Remove decl.
3983 * function.c (promoted_input_arg): Merge into ...
3984 * combine.c (setup_incoming_promotions): ... only caller.
3985 Rearrange to avoid double loop.
3987 2007-03-02 Ben Elliston <bje@au.ibm.com>
3988 Peter Bergner <bergner@vnet.ibm.com>
3989 Janis Johnson <janis187@us.ibm.com>
3991 * config/rs6000/dfp.md: New file.
3992 * config/rs6000/rs6000.md: Include dfp.md.
3993 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3994 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3995 and TDmode decimal float modes in FP registers.
3996 (num_insns_constant): Likewise.
3997 (rs6000_legitimate_offset_address_p): Likewise.
3998 (rs6000_legitimize_address): Likewise.
3999 (rs6000_legitimize_reload_address): Likewise.
4000 (rs6000_legitimate_address): Likewise.
4001 (rs6000_emit_move): Likewise.
4002 (function_arg_boundary): Likewise.
4003 (function_arg_advance): Likewise.
4004 (rs6000_darwin64_record_arg_recurse): Likewise.
4005 (function_arg): Likewise.
4006 (rs6000_gimplify_va_arg): Likewise.
4007 (rs6000_split_multireg_move): Likewise.
4008 (rs6000_output_function_epilogue): Likewise.
4009 (rs6000_output_function_epilogue): Likewise.
4010 (rs6000_register_move_cost): Likewise.
4011 (rs6000_function_value): Likewise.
4012 (rs6000_libcall_value): Likewise.
4014 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4016 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4018 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4020 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4021 Use $MULTIDIR to choose between the kernel and RTP headers,
4022 and use $WIND_BASE and $WIND_USR to locate them.
4024 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/i386.c (override_options): Put initialization of
4027 ix86_tune_mask and ix86_arch_mask to the correct place.
4029 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4030 Michael Meissner <michael.meissner@amd.com>
4033 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4035 (TARGET_CMOVE): Use ARCHMASK.
4036 (TARGET_CMPXCHG): Ditto.
4037 (TARGET_CMPXCHG8B): Ditto.
4038 (TARGET_XADD): Ditto.
4039 (TARGET_BSWAP): Ditto.
4040 * config/i386/i386.c (ix86_tune_mask): New global variable.
4041 (ix86_arch_mask): Ditto.
4042 (override_options): Initialize ix86_tune_mask and
4043 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4046 2007-03-02 Ben Elliston <bje@au.ibm.com>
4049 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4051 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4053 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4054 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4055 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4056 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4058 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4059 rs6000_init_dwarf_reg_sizes_extra): New.
4060 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4061 SPE register high parts.
4063 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4065 * Makefile.in: Add install-pdf target as
4066 copied from automake v1.10 rules.
4067 * configure.ac: Add install-pdf to target list.
4068 * configure: Regenerate.
4070 2007-03-01 Paul Brook <paul@codesourcery.com>
4072 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4073 modes to LDRD for DImode.
4074 (output_move_double): Fixup out of range ldrd/strd.
4075 (vfp_secondary_reload_class): Rename...
4076 (coproc_secondary_reload_class): ... to this. Add wb argument.
4077 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4078 coproc_secondary_reload_class for CLASS_IWMMXT.
4079 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4080 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4082 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4084 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4085 factor by the estimated number of iterations.
4086 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4089 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4090 decode_caches_intel, detect_caches_intel): New functions.
4091 (host_detect_local_cpu): Use detect_caches_amd and
4092 detect_caches_intel.
4094 2007-03-01 Richard Henderson <rth@redhat.com>
4096 * expr.c (emit_move_complex_push): Export.
4097 (emit_move_complex_parts): Split out from ...
4098 (emit_move_complex): ... here.
4099 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4100 * config/i386/i386.md (movcdi): New.
4102 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4104 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4105 size of mode1 to check for tieable modes in MMX case.
4107 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4109 * Makefile.in (rtlanal.o): Depend on tree.h.
4110 * rtl.h (offset_within_section_p, split_const): Declare.
4111 * rtlanal.c: Include tree.h.
4112 (offset_within_block_p): New function, taken from
4113 mips_offset_within_object_p.
4114 (split_const): New function, taken from mips_split_const.
4115 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4117 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4118 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4119 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4120 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4121 (m68k_illegitimate_symbolic_constant_p): New function.
4122 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4123 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4124 symbolic constant that might be outside the symbol's section,
4125 move the symbol first and then add the offset.
4126 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4128 * config/mips/mips.c (mips_split_const): Delete.
4129 (mips_offset_within_object_p): Delete.
4130 (mips_symbolic_constant_p): Use offset_within_section_p and
4131 split_const instead of mips_offset_within_object_p and
4133 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4134 (mips_legitimize_const_move, print_operand_reloc)
4135 (mips_dangerous_for_la25_p): Use split_const instead of
4138 2007-02-28 Eric Christopher <echristo@apple.com>
4140 * Makefile.in (install-include-dir): Don't rm -rf include.
4142 2007-02-28 Richard Guenther <rguenther@suse.de>
4145 * fold-const.c (fold_binary): Do not associate expressions
4146 with more than one variable for integer types that do not wrap.
4148 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4150 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4151 Delete, and replace with...
4152 (fold_builtin_call_array): This. Update callers to use it.
4153 * fold-const.c (fold_build_call_list): Delete, and replace with...
4154 (fold_build_call_array): This.
4155 (fold_build_call_list_initializer): Delete, and replace with...
4156 (fold_build_call_array_initializer): This.
4157 * tree.h: Update declarations to reflect above changes.
4159 * c-typeck.c (build_function_call): Store converted arguments
4160 in a stack-allocated array instead of building a list.
4161 (convert_arguments): Store arguments in the array passed in as an
4162 argument, and return the actual number of arguments.
4163 * c-format.c: (check_function_format): Pass arguments in an
4164 array instead of a list.
4165 * c-common.c (check_function_nonnull): Likewise.
4166 (check_function_sentinel): Likewise.
4167 (check_function_arguments): Likewise.
4168 * c-common.h: Update declarations to reflect above changes.
4170 2007-02-28 Jan Hubicka <jh@suse.cz>
4172 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4173 PRED_NEGATIVE_RETURN): Update outcomes.
4175 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4177 * calls.c (emit_library_call_value_1): Handle partial registers
4178 correctly when building up CALL_INSN_FUNCTION_USAGE.
4180 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4182 * pa/predicates.md (move_src_operand): Allow zero for mode.
4183 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4186 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4190 *movv2df_internal): Enable pattern only for valid operand
4192 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4193 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4195 2007-02-27 Mike Stump <mrs@apple.com>
4197 * config/darwin-crt3.c: Avoid compilation when compiling for a
4200 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4202 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4204 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4205 for fixed headers and limits.h.
4206 (install-include-dir, install-headers-tar, install-headers-cpio,
4207 install-headers-cp, real-install-headers-tar,
4208 real-install-headers-cpio, real-install-headers-cp): Handle
4209 include-fixed as well as include.
4210 (install-mkheaders): Don't install files that go only in include
4212 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4213 from GCC_INCLUDE_DIR.
4214 * gcc.c (process_command): Remove special -BstageN/ handling.
4215 (do_spec_1): Add include-fixed directories.
4217 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4219 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4221 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4223 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4226 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4228 * c-common.c (get_priority): Add check for
4229 SUPPORTS_INIT_PRIORITY.
4231 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4233 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4235 * config/bfin/bfin.c: Include "cfglayout.h".
4236 (MAX_LSETUP_DISTANCE): New macro.
4237 (struct loop_info): New members incoming, incoming_src and
4238 incoming_dest. Delete member predecessor.
4239 (length_for_loop): New function.
4240 (bfin_optimize_loop): Handle more different loop structures.
4241 (bfin_discover_loop): Rework detection of predecessor blocks by
4242 examining incoming edges.
4243 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4245 (bfin_reorder_loops): New function.
4246 (bfin_reorg_loops): Use these three new functions.
4248 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4249 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4250 (CONSTRAINT_LEN): Add entry for 'q'.
4251 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4252 Add 'q' constraints.
4253 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4254 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4256 * config/bfin/bfin.md (add_with_carry): New pattern.
4257 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4258 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4259 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4260 support unsigned multiplies too. Removed incorrect commutativity from
4261 operand 1 constraint where appropriate.
4262 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4264 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4265 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4267 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4268 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4269 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4270 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4271 usmulhisi_hh_huh): New patterns.
4273 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4274 lshifthi3): Fix output template to use half reg for operand 2.
4276 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4279 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4281 2007-02-27 Andreas Schwab <schwab@suse.de>
4283 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4285 2007-02-27 Jan Hubicka <jh@suse.cz>
4287 * predict.c (last_basic_block_p): Remove.
4288 (tree_estimate_probability): Update return heuristic for commonized
4291 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4293 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4295 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4297 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4298 * doc/cpp.texi: Standardize title page.
4299 * doc/cppinternals.texi: Likewise.
4300 * doc/gcc.texi: Standardize title page, remove version number
4301 from copyright page.
4302 * doc/gccint.texi: Likewise.
4303 * doc/install.texi: Standardize title page, add table of
4306 2007-02-26 Jan Hubicka <jh@suse.cz>
4308 * predict.def: Set outcomes according to more recent results.
4309 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4310 Remove dead predictors.
4311 * predict.c (return_prediction): Fix pasto.
4313 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4315 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4316 change; avoid a memory leak when returning early.
4318 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4320 * c-decl.c (static_ctors): Move to c-common.c.
4321 (static_dtors): Likewise.
4322 (finish_function): Use c_record_cdtor_fn.
4323 (build_cdtor): Move to c-common.c.
4324 (c_write_global_declarations): Use c_build_cdtor_fns.
4325 * c-common.h (static_ctors): Declare.
4326 (static_dtors): Likewise.
4327 (c_record_cdtor_fn): Likewise.
4328 (c_build_cdtor_fns): Likewise.
4329 * c-common.c (static_ctors): New variable.
4330 (static_dtors): Likewise.
4331 (c_record_cdtor_fn): New function.
4332 (build_cdtor): Move from c-decl.c
4333 (c_build_cdtor_fns): New function.
4335 * output.h (assemble_addr_to_section): Declare.
4336 (get_cdtor_priority_section): Likewise.
4337 * varasm.c (assemble_addr_to_section): New function.
4338 (get_cdtor_priority_section): Likewise.
4339 (default_named_section_asm_out_destructor): Use them.
4340 (destor_dtor_section_asm_out_destructor): Likewise.
4341 (default_named_section_asm_out_constructor): Likewise.
4342 (default_ctor_section_asm_out_constructor): Likewise.
4343 * config.gcc (*-*-vxworks*): Include vxworks.o.
4344 * config/t-vxworks (vxworks.o): New target.
4345 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4346 (TARGET_ASM_CONSTRUCTOR): Define.
4347 (TARGET_ASM_DESTRUCTOR): Likewise.
4348 (vxworks_asm_out_constructor): Declare.
4349 (vxworks_asm_out_destructor): Likewise.
4351 * c-common.c (get_priority): Check that we have not just an
4352 INTEGER_CST, but an integer constant with integeral type.
4354 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4356 PR tree-optimization/30938
4357 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4358 use &dt[nargs-1] instead of &dt[nargs] in the call to
4359 vect_is_simple_use().
4361 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4363 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4364 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4365 Do not attempt to handle MEM inside auto-inc expressions.
4366 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4367 of a register modified by an auto-inc expression. However, do handle
4368 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4369 (elimination_effects): Prohibit elimination of a register modified
4370 by an auto-inc expression. Disable register elimination rules whose
4371 target register is modified by an auto-inc expression with variable
4374 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4376 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4378 (array_at_struct_end_p): New function.
4379 (idx_infer_loop_bounds): Use it.
4380 (estimate_numbers_of_iterations_loop): Export.
4381 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4382 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4383 (tree_estimate_probability): Call record_loop_exits.
4384 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4385 (estimated_loop_iterations, estimated_loop_iterations_int,
4386 estimated_loop_iterations_tree): New functions.
4387 (analyze_siv_subscript_cst_affine,
4388 compute_overlap_steps_for_affine_1_2,
4389 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4390 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4391 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4392 (PRED_LOOP_ITERATIONS_GUESSED): New.
4393 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4394 * cfgloop.h (estimate_numbers_of_iterations_loop,
4395 estimated_loop_iterations_int): Declare.
4397 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4399 * doc/extend.texi: Document optional priority argument to
4400 constructors and destructors.
4401 * tree.c (init_priority_for_decl): Adjust GTY markers.
4402 (init_ttree): Use priority-info hash functions for
4403 init_priority_for_decl.
4404 (tree_map_eq): Rename to ...
4405 (tree_map_base_eq): ... this.
4406 (tree_map_marked_p): Rename to ...
4407 (tree_map_base_marked_p): ... this.
4408 (tree_map_base_hash): New function.
4409 (decl_init_priority_lookup): Rework.
4410 (decl_fini_priority_lookup): New function.
4411 (decl_priority_info): New function.
4412 (decl_init_priority_insert): Use it.
4413 (decl_fini_priority_insert): Likewise.
4414 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4416 (decl_restrict_base_insert): Likewise.
4417 (decl_debug_expr_insert): Likewise.
4418 (decl_value_expr_lookup): Likewise.
4419 (decl_value_expr_insert): Likewise.
4420 * tree.h (priority_type): New type.
4421 (decl_init_priority_lookup): Use priority_type.
4422 (decl_fini_priority_lookup): New function.
4423 (decl_init_priority_insert): Use priority_type.
4424 (decl_fini_priority_insert): New function.
4425 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4426 (DECL_INIT_PRIORITY): Likewise.
4427 (SET_DECL_INIT_PRIORITY): Add comment.
4428 (DECL_FINI_PRIORITY): New macro.
4429 (SET_DECL_FINI_PRIORITY): Likewise.
4430 (DEFAULT_INIT_PRIORITY): Document.
4431 (MAX_INIT_PRIORITY): Likewise.
4432 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4433 (tree_map_base): New type.
4434 (tree_map_base_eq): New function.
4435 (tree_map_base_hash): Likewise.
4436 (tree_map_base_marked_p): Likewise.
4437 (tree_map): Inherit from tree_map_base.
4438 (tree_map_eq): Make it a macro.
4439 (tree_map_marked_p): Likewise.
4440 (tree_int_map): Inherit from tree_map_base.
4441 (tree_int_map_eq): Make it a macro.
4442 (tree_int_map_hash): Likewise.
4443 (tree_int_map_marked_p): Likewise.
4444 (tree_priority_map): New type.
4445 (tree_priority_map_eq): New macro.
4446 (tree_priority_map_hash): Likewise.
4447 (tree_priority_map_marked_p): Likewise.
4448 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4450 (emutls_common_1): Likewise.
4451 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4452 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4453 of tree_map hierarchy.
4454 * tree-cfg.c (move_stmt_r): Likewise.
4455 (new_label_mapper): Likewise.
4456 * c-tree.h (c_expand_body): Move to ...
4457 * c-common.h (c_expand_body): ... here.
4458 * c-decl.c (c_expand_body): Move to ...
4459 * c-common.c (c_expand_body): ... here.
4460 (c_common_attribute_table): Allow 1 argument for the constructor
4461 and destructor attributes.
4462 (get_priority): New function.
4463 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4464 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4466 2007-02-24 Jan Hubicka <jh@suse.cz>
4469 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4471 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4472 Jan Hubicka <jh@suse.cz>
4475 * i386.c (counter_mode): New function.
4476 (expand_set_or_movmem_via_loop): Use it.
4477 (expand_movmem_epilogue): Likewise; fix pasto.
4478 (ix86_expand_movmem): Do emit guard even for constant counts.
4479 (ix86_expand_setmem): Likewise.
4481 2007-02-25 Nick Clifton <nickc@redhat.com>
4483 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4484 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4486 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4490 count argument with 0x10, not with 0x16.
4491 (expand_setmem_epilogue): Ditto.
4493 2007-02-24 Mike Stump <mrs@apple.com>
4495 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4498 2007-02-24 Richard Guenther <rguenther@suse.de>
4501 * fold-const.c (fold_binary): Fold x +- CST op x for
4502 EQ_EXPR and NE_EXPR.
4504 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4508 2007-02-24 Jan Hubicka <jh@suse.cz>
4510 * cgraphunit.c (decide_is_function_needed): Honor
4511 -fkeep-inline-functions.
4513 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * builtins.c (fold_builtin_modf): New.
4516 (fold_builtin_2): Use it.
4518 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4520 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4521 (determine_max_iter): Take additional LOOP arg; all callers changed.
4522 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4523 one using simplifications.
4524 (simplify_using_initial_values): Return if the expression becomes
4525 invalid due to altered regs.
4527 2007-02-23 DJ Delorie <dj@redhat.com>
4529 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4531 2007-02-23 Mike Stump <mrs@apple.com>
4533 * tlink.c (scan_linker_output): Parse linker messages from
4534 darwin9's linker better.
4536 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4539 * varpool.c (varpool_assemble_pending_decls): Set
4540 varpool_last_needed_node to null.
4542 2007-02-23 DJ Delorie <dj@redhat.com>
4544 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4545 alignment bigger than the object file can handle.
4547 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4551 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4552 (*movsf_1): Penalize MMX moves.
4554 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4556 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4557 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4559 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4561 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4563 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4564 (fold_builtin_1): Use them.
4565 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4566 BUILT_IN_SIGNIFICAND.
4568 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4570 * config/i386/i386.c (bdesc_1arg): Initialize
4571 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4572 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4573 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4574 and IX86_BUILTIN_MOVSLDUP.
4576 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4578 PR rtl-optimization/30841
4579 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4581 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4583 * builtins.c (fold_builtin_frexp): New.
4584 (fold_builtin_2): Use it.
4586 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4588 * doc/invoke.texi (Spec Files): Document getenv spec function.
4590 * gcc.c (getenv_spec_function): New function.
4591 (static_spec_functions): Add it.
4592 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4593 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4596 2007-02-22 Michael Matz <matz@suse.de
4599 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4600 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4602 2007-02-22 Ian Lance Taylor <iant@google.com>
4605 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4606 (mem_loc_descriptor): Call it.
4608 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4609 Ira Rosen <irar@il.ibm.com>
4611 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4613 2007-02-22 Ira Rosen <irar@il.ibm.com>
4615 PR tree-optimization/30843
4616 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4617 stores only after all the group is vectorized.
4619 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4621 PR tree-optimization/30858
4622 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4623 in the reduction cycle have a single use in the loop.
4624 * tree-vectorizer.h (relevant): Add documentation.
4626 2007-02-20 Mike Stump <mrs@apple.com>
4628 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4629 * configure: Regenerate.
4631 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4633 Change the defaults of some parameters and options.
4634 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4635 * config/spu/spu.c (spu_optimization_options): Add.
4636 (spu_override_options): Change params in spu_optimization_options.
4637 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4639 Register 127 is only 16 byte aligned when used as a frame pointer.
4640 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4641 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4642 HARD_FRAME_POINTER_REGNUM.
4643 (spu_legitimate_address): Use regno_aligned_for_reload.
4644 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4645 aligned when frame_pointer_needed is true.
4646 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4648 * config/spu/spu.h (INIT_EXPANDERS): Define.
4650 Make sure shift and rotate instructions have valid immediate operands.
4651 * config/spu/predicates.md (spu_shift_operand): Remove.
4652 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4653 * config/spu/constraints.md (W, O): Extend range.
4654 * config/spu/spu.md (umask, nmask): Define.
4655 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4656 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4657 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4658 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4659 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4660 (lshr<mode>3_reg): Fix rtl description.
4662 Make sure mulhisi immediate operands are valid.
4663 * config/spu/predicates.md (imm_K_operand): Add.
4664 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4666 Generate constants using fsmbi and andi.
4667 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4668 (print_operand, spu_split_immediate, classify_immediate,
4669 fsmbi_const_p): Handle IC_FSMBI2.
4671 Correctly handle a CONST_VECTOR containing symbols.
4672 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4673 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4674 (immediate_load_p): Allow symbols that use 2 instructions to create.
4675 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4676 with symbols when flag_pic is set.
4677 (const_vector_immediate_p): New.
4678 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4679 accept a CONST_VECTOR with symbols.
4680 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4681 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4683 * config/spu/spu.md (high, low): Delete.
4684 (low_<mode>): Define.
4686 Remove INTRmode and INTR_REGNUM, which didn't work.
4687 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4689 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4690 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4691 peephole2 pattern): Don't use INTR or 131.
4692 (movintrcc): Delete.
4693 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4694 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4695 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4696 (UNSPEC_SET_INTR): Add.
4697 * config/spu/spu-modes.def (INTR): Remove.
4699 More accurate warnings about run-time relocations.
4700 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4702 Correctly warn about immediate arguments to specific intrinsics.
4703 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4704 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4705 the instruction predicate.
4707 Fix tree check errors with latest update.
4708 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4710 (spu_expand_builtin): Use CALL_EXPR_FN.
4712 Add missing specific intrinsics.
4713 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4715 * config/spu/spu_internals.h: Ditto.
4717 Fix incorrect operand modifiers.
4718 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4719 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4721 Optimize one case of zero_extend of a vec_select.
4722 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4724 Accept any immediate for hbr.
4725 * config/spu/spu.md (hbr): Change s constraints to i.
4727 2007-02-21 Paul Brook <paul@codesourcery.com>
4729 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4730 condexec_count when skipping USE and CLOBBER.
4732 2007-02-21 Nick Clifton <nickc@redhat.com>
4734 * common.opt (Warray-bounds): Add Warning attribute.
4735 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4737 (fsized-zeroes): Add Optimization attribute.
4738 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4739 * c.opt (Wc++0x-compat): Add Warning attribute.
4741 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4744 * reload1.c (eliminate_regs_in_insn): In the single_set special
4745 case, attempt to re-recognize the insn before falling back to
4746 having reload fix it up.
4748 2007-02-20 Eric Christopher <echristo@gmail.com>
4750 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4751 Rewrite accordingly.
4752 (frv_read_iacc_argument): Ditto.
4753 (frv_expand_set_builtin): Take a call instead of arglist, update for
4755 (frv_expand_unop_builtin): Ditto.
4756 (frv_expand_binop_builtin): Ditto.
4757 (frv_expand_cut_builtin): Ditto.
4758 (frv_expand_binopimm_builtin): Ditto.
4759 (frv_expand_voidbinop_builtin): Ditto.
4760 (frv_expand_int_void2arg): Ditto.
4761 (frv_expand_prefetches): Ditto.
4762 (frv_expand_voidtriop_builtin): Ditto.
4763 (frv_expand_voidaccop_builtin): Ditto.
4764 (frv_expand_load_builtin): Ditto.
4765 (frv_expand_store_builtin): Ditto.
4766 (frv_expand_mdpackh_builtin): Ditto.
4767 (frv_expand_mclracc_builtin): Ditto.
4768 (frv_expand_mrdacc_builtin): Ditto.
4769 (frv_expand_mwtacc_builtin): Ditto.
4770 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4773 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4775 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4776 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4778 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4780 * configure: Regenerate.
4781 * config.in: Regenerate.
4782 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4783 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4784 masks to power6 and power6x and to POWERPC_MASKS.
4785 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4787 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4788 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4789 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4790 Access PROTOTYPE as variable, not mask.
4792 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4794 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4795 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4796 * combine.c (adjust_for_new_dest): Use it.
4797 * postreload.c (reload_combine): Likewise.
4799 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4801 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4802 notes on an insn with multiple sets, even if single_set returns
4803 non-NULL for that insn.
4805 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4807 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4810 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4812 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4813 if user didn't pass it.
4814 * config/i386/darwin.h (CC1_SPEC): Likewise.
4815 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4816 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4817 -mmacosx-version-min.
4819 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4820 Uros Bizjak <ubizjak@gmail.com>
4822 * optabs.h (enum optab_index): Add new OTI_scalb.
4823 (scalb_optab): Define corresponding macro.
4824 * optabs.c (init_optabs): Initialize scalb_optab.
4825 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4827 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4828 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4829 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4830 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4831 flag_unsafe_math_optimizations is set.
4833 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4834 to implement scalbf, scalb and scalbl built-ins as inline x87
4837 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4838 DJ Delorie <dj@redhat.com>
4841 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4842 (diagnostic_report_diagnostic): ... here, and turn them into real
4843 errors. If warnings are inhibited, no need to do anything.
4845 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4847 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4848 better code generation.
4850 2007-02-20 Ben Elliston <bje@au.ibm.com>
4852 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4854 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4856 * config/alpha/alpha.c, config/alpha/alpha.md,
4857 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4858 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4859 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4860 config/arm/lib1funcs.asm: Follow spelling conventions.
4862 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4863 config/fr30/fr30.md, config/i386/i386.h,
4864 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4865 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4866 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4867 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4868 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4869 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4870 config/sparc/sparc.c, config/sparc/sparc.h,
4871 config/sparc/sparc.md, config/spu/constraints.md,
4872 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4875 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4878 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4881 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4883 * doc/invoke.texi (-ftree-lrs): Remove.
4885 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4887 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4890 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4892 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4893 new CALL_EXPR_FN macro for retrieving the function
4894 declaration of the input expression.
4896 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4898 * c.opt (Waddress): New.
4899 * common.opt (Walways-true): Delete.
4900 (Wstring-literal-comparison): Delete.
4901 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4902 -Wstring-literal-comparison. Add -Waddress.
4904 (Walways-true): Delete.
4905 (Wstring-literal-comparison): Delete.
4906 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4907 consistently instead of -Walways-true in example.
4908 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4909 * c-typeck.c (parser_build_binary_op): Replace
4910 -Wstring-literal-comparison and -Walways-true with -Waddress.
4911 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4914 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4916 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4917 without DECL_STRUCT_FUNCTION initialized.
4919 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4921 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4922 due to calls to functions taking pointers as parameters.
4924 2007-02-19 Richard Henderson <rth@redhat.com>
4927 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4930 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4932 * config/s390/s390.c (s390_call_saved_register_used,
4933 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4934 accessed to the new scheme.
4936 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4938 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4939 (cris_print_index, cris_print_operand, cris_print_operand_address)
4940 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4941 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4942 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4944 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4945 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4946 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4947 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4948 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4949 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4950 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4951 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4952 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4953 (uminsi3, call, call_value): Ditto.
4954 (define_split: indir_to_reg_split, unnamed): Ditto.
4956 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4958 PR tree-optimization/30975
4959 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4962 2007-02-18 Eric Christopher <echristo@gmail.com>
4964 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4965 Remove use of arglist.
4966 (mips_expand_builtin): Remove use of arglist, pass in expr.
4967 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4968 (mips_expand_builtin_movtf): Ditto.
4969 (mips_expand_builtin_compare): Ditto.
4971 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4973 * tree-sra.c (sra_build_assignment): Replace assertion
4974 checking with a comment explaining why it can't be done.
4976 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4979 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4980 during CALL_EXPR representation conversion.
4981 * tree-ssa-propagate.c (set_rhs): Likewise.
4983 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4985 * tree-sra.c (sra_build_assignment): Disable assertion checking
4988 2007-02-18 Roger Sayle <roger@eyesopen.com>
4990 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4991 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4992 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4994 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4995 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4996 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4997 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4998 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4999 force_gimple_operand): Likewise.
5000 * ipa-cp.c (constant_val_insert): Likewise.
5001 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5002 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5003 perfect_nestify): Likewise.
5004 * langhooks.c (lhd_omp_assignment): Likewise.
5005 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5006 lower_copyprivate_clauses, lower_send_clauses,
5007 lower_send_shared_vars, expand_parallel_call,
5008 expand_omp_for_generic, expand_omp_for_static_nochunk,
5009 expand_omp_for_static_chunk, expand_omp_sections,
5010 lower_omp_single_copy, lower_omp_for_lastprivate,
5011 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5012 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5013 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5016 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5018 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5019 config/sh/sh.md: Follow spelling conventions.
5021 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5022 config/frv/predicates.md: Follow spelling conventions.
5024 * config/m68k/linux-unwind.h: Fix a comment typo.
5025 * target.h: Follow spelling conventions.
5027 2007-02-18 Roger Sayle <roger@eyesopen.com>
5029 PR rtl-optimization/28173
5030 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5031 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5032 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5033 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5034 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5036 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * builtins.c (fold_builtin_load_exponent): New.
5039 (fold_builtin_2): Use it.
5041 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5043 PR rtl-optimization/30773
5044 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5045 if we fail to attach a REG_EQUIV note.
5047 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5048 Roger Sayle <roger@eyesopen.com>
5050 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5052 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5054 * calls.c (initialize_argument_information): Pass original EXP
5055 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5056 code to split complex arguments here, as part of initializing the
5058 (expand_call): Remove code that builds a list of arguments and
5059 inserts implicit arguments into it. Instead, just count how many
5060 implicit arguments there will be so we can determine the size of
5061 the ARGS array, and let initialize_argument_information do the work.
5062 (split_complex_values): Delete unused function.
5064 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5066 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5068 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5070 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5071 for arg pointer based indexed addressing.
5073 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5075 * config/ia64/ia64.h, config/ia64/ia64.md,
5076 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5077 spelling conventions.
5079 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5081 * config/m68k/m68k.c (split_di): New.
5082 * config/m68k/m68k-protos.h: Declare split_di.
5083 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5084 Improve predicate handling and split constant shifts.
5086 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5088 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5089 parameter for register bitfield operations, general predicates
5092 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5094 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5095 * config/m68k/linux-unwind.h: New file.
5097 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5099 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5100 config/i386/athlon.md, config/ia64/ia64.md,
5101 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5102 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5103 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5104 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5105 tree-vect-transform.c: Fix comment typos.
5107 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5109 * sched-deps.c (find_insn_list): Remove.
5110 * sched-int.h: Remove the prototype for find_insn_list.
5112 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5114 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5116 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5117 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5118 darwin_rs6000_override_options.
5119 (C_COMMON_OVERRIDE_OPTIONS): Expect
5120 darwin_macosx_version_min to be non-NULL always.
5121 (TARGET_C99_FUNCTIONS): Likewise.
5122 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5123 (DARWIN_MINVERSION_SPEC): New.
5124 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5125 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5127 (DARWIN_MINVERSION_SPEC): New.
5128 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5130 * config/darwin-c.c (darwin_cpp_builtins): Expect
5131 darwin_macosx_version_min to be non-NULL always.
5133 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5135 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/i386.h (x86_use_xchgb): New.
5138 (TARGET_USE_XCHGB): New macro.
5139 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5140 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5141 Split after reload into bswaphi for shifts of 8.
5142 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5143 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5144 or when optimizing for size.
5146 2007-02-16 Richard Guenther <rguenther@suse.de>
5147 Christian Bruel <christian.bruel@st.com>
5149 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5150 DECLs but prefer SSA_NAMEs over DECLs.
5152 2007-02-16 Richard Guenther <rguenther@suse.de>
5154 * tree-flow-inline.h (single_imm_use_p): Remove.
5155 (zero_imm_uses_p): Likewise.
5156 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5157 instead of single_imm_use_p.
5158 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5161 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5164 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5165 nested double- and backquotes.
5167 2007-02-15 Roger Sayle <roger@eyesopen.com>
5170 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5171 should be unreachable.
5172 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5173 For the time being redirect GIMPLE_MODIFY_STMT to the new
5174 (renamed) build_gimple_modify_stmt_stat.
5175 (build2_gimple_stat): Rename to...
5176 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5177 Always build a GIMPLE_MODIFY_STMT node.
5178 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5179 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5182 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5183 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5184 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5185 expand_complex_div_wide): Likewise.
5186 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5187 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5188 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5189 * tree-ssa-loop-manip.c (create_iv): Likewise.
5190 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5191 abs_replacement): Likewise.
5192 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5193 realify_fake_stores): Likewise.
5195 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5196 node rather than a GIMPLE_MODIFY_STMT node.
5197 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5198 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5200 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5201 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5204 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5207 * fold-const.c (fold_comparison): Add back the
5208 folding of constant complex comparisions.
5210 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5213 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5214 effects unknown to this function, return early.
5216 2007-02-15 Ian Lance Taylor <iant@google.com>
5218 * lower-subreg.c (move_eh_region_note): New static function.
5219 (resolve_simple_move): Call it.
5220 (decompose_multiword_subregs): Track blocks for which we resolve a
5221 simple move which is also a control flow insn. Pass them to
5222 find_many_sub_basic_blocks.
5223 (pass_lower_subreg): Add TODO_verify_flow.
5224 (pass_lower_subreg2): Likewise.
5226 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5227 Brooks Moses <brooks.moses@codesourcery.com>
5228 Lee Millward <lee.millward@codesourcery.com>
5230 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5231 (VL_EXP_CLASS_P): New.
5232 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5234 (TREE_OPERAND_CHECK_CODE): Likewise.
5235 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5236 (TREE_RTL_OPERAND_CHECK): Likewise.
5237 (tree_operand_check_failed): Make second parameter the whole tree
5238 instead of its code. Fixed callers.
5239 (VL_EXP_CHECK): New.
5240 (TREE_OPERAND_LENGTH): New.
5241 (VL_EXP_OPERAND_LENGTH): New.
5242 (CALL_EXPR_FN): New.
5243 (CALL_EXPR_STATIC_CHAIN): New.
5244 (CALL_EXPR_ARGS): New.
5245 (CALL_EXPR_ARG): New.
5246 (call_expr_nargs): New.
5247 (CALL_EXPR_ARGP): New.
5248 (build_nt_call_list): Declare.
5249 (build_vl_exp_stat): Declare.
5250 (build_vl_exp): New.
5251 (build_call_list): Declare.
5252 (build_call_nary): Declare.
5253 (build_call_valist): Declare.
5254 (build_call_array): Declare.
5255 (call_expr_arg): Declare.
5256 (call_expr_argp): Declare.
5257 (call_expr_arglist): Declare.
5258 (fold_build_call_list): Declare.
5259 (fold_build_call_list_initializer): Declare.
5260 (fold_call_expr): Declare to replace fold_builtin.
5261 (fold_builtin_fputs): Update to agree with modified definition.
5262 (fold_builtin_strcpy): Likewise.
5263 (fold_builtin_strncpy): Likewise.
5264 (fold_builtin_memory_chk): Likewise.
5265 (fold_builtin_stxcpy_chk): Likewise.
5266 (fold_builtin_strncpy_chk): Likewise.
5267 (fold_builtin_next_arg): Likewise.
5268 (fold_build_call_expr): Declare.
5269 (fold_builtin_call_list): Declare.
5270 (fold_builtin_call_valist): Declare.
5271 (build_call_expr): Declare.
5272 (validate_arglist): Update to agree with modified definition.
5273 (tree_operand_length): New.
5274 (call_expr_arg_iterator): New.
5275 (init_call_expr_arg_iterator): New.
5276 (next_call_expr_arg): New.
5277 (first_call_expr_arg): New.
5278 (more_call_expr_args_p): New.
5279 (FOR_EACH_CALL_EXPR_ARG): New.
5281 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5282 and tcc_gimple_stmt.
5283 (tree_code_size): Update documentation. Use sizeof (tree) rather
5284 than sizeof (char *).
5285 (tree_size): Likewise. Add case for tcc_vl_exp.
5286 (tree_node_structure): Add case for tcc_vl_exp.
5287 (contains_placeholder_p): Likewise.
5288 (substitute_in_expr): Likewise.
5289 (substitute_placeholder_in_expr): Likewise.
5290 (stabilize_reference_1): Likewise.
5291 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5292 to diagnose breakage of this interface for constructing CALL_EXPRs.
5293 (build_nt): Add similar assertion here.
5294 (build_nt_call_list): New.
5295 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5296 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5298 (get_callee_fndecl): Use new CALL_EXPR accessors.
5299 (tree_operand_check_failed): Change parameters to pass entire node
5300 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5301 (process_call_operands): New.
5302 (build_vl_exp_stat): New.
5303 (build_call_list): New.
5304 (build_call_nary): New.
5305 (build_call_valist): New.
5306 (build_call_array): New.
5307 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5308 (call_expr_arglist): New.
5310 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5311 tcc_vl_exp instead of a fixed-size tcc_expression.
5313 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5314 accessors for CALL_EXPRs.
5315 (AGGR_INIT_EXPR): Likewise.
5317 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5318 Brooks Moses <brooks.moses@codesourcery.com>
5319 Lee Millward <lee.millward@codesourcery.com>
5321 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5322 (expand_builtin_nonlocal_goto): Change parameter to be entire
5323 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5324 (expand_builtin_prefetch): Likewise.
5325 (expand_builtin_classify_type): Likewise.
5326 (mathfn_built_in): Return NULL_TREE instead of 0.
5327 (expand_errno_check): Use new CALL_EXPR accessors.
5328 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5329 Return NULL_RTX instead of 0.
5330 (expand_builtin_mathfn_2): Likewise.
5331 (expand_builtin_mathfn_3): Likewise.
5332 (expand_builtin_interclass_mathfn): Likewise.
5333 (expand_builtin_sincos): Likewise.
5334 (expand_builtin_cexpi): Likewise.
5335 (expand_builtin_int_roundingfn): Likewise.
5336 (expand_builtin_int_roundingfn_2): Likewise.
5337 (expand_builtin_pow): Likewise.
5338 (expand_builtin_powi): Likewise.
5339 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5340 of arglist, fixing callers appropriately. Use new CALL_EXPR
5341 accessors and constructors. Return NULL_RTX instead of 0.
5342 (expand_builtin_strstr): Likewise.
5343 (expand_builtin_strchr): Likewise.
5344 (expand_builtin_strrchr): Likewise.
5345 (expand_builtin_strpbrk): Likewise.
5346 (expand_builtin_memcpy): Likewise.
5347 (expand_builtin_mempcpy): Likewise.
5348 (expand_builtin_mempcpy_args): New.
5349 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5350 (expand_builtin_memmove_args): New.
5351 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5352 (expand_movstr): Likewise.
5353 (expand_builtin_strcpy): Likewise.
5354 (expand_builtin_strcpy_args): New.
5355 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5356 (expand_builtin_strncpy): Likewise.
5357 (expand_builtin_memset): Likewise.
5358 (expand_builtin_memset_args): New.
5359 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5360 (expand_builtin_memcmp): Likewise.
5361 (expand_builtin_strcmp): Likewise.
5362 (expand_builtin_strncmp): Likewise.
5363 (expand_builtin_strcat): Likewise.
5364 (expand_builtin_strncat): Likewise.
5365 (expand_builtin_strspn): Likewise.
5366 (expand_builtin_strcspn): Likewise.
5367 (expand_builtin_args_info): Likewise.
5368 (expand_builtin_va_start): Likewise.
5369 (gimplify_va_arg_expr): Likewise.
5370 (expand_builtin_va_end): Likewise.
5371 (expand_builtin_va_copy): Likewise.
5372 (expand_builtin_frame_address): Likewise.
5373 (expand_builtin_alloca): Likewise.
5374 (expand_builtin_bswap): Likewise.
5375 (expand_builtin_unop): Likewise.
5376 (expand_builtin_fputs): Likewise.
5377 (expand_builtin_expect): Likewise.
5378 (expand_builtin_fabs): Likewise.
5379 (expand_builtin_copysign): Likewise.
5380 (expand_builtin_printf): Likewise.
5381 (expand_builtin_fprintf): Likewise.
5382 (expand_builtin_sprintf): Likewise.
5383 (expand_builtin_init_trampoline): Likewise.
5384 (expand_builtin_signbit): Likewise.
5385 (expand_builtin_fork_or_exec): Likewise.
5386 (expand_builtin_sync_operation): Likewise.
5387 (expand_builtin_compare_and_swap): Likewise.
5388 (expand_builtin_lock_test_and_set): Likewise.
5389 (expand_builtin_lock_release): Likewise.
5390 (expand_builtin): Likewise.
5391 (builtin_mathfn_code): Likewise.
5393 (fold_builtin_constant_p): Pass call arguments individually instead
5394 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5395 accessors and constructors. Return NULL_TREE instead of 0.
5396 (fold_builtin_expect): Likewise.
5397 (fold_builtin_classify_type): Likewise.
5398 (fold_builtin_strlen): Likewise.
5399 (fold_builtin_nan): Likewise.
5400 (integer_valued_real_p): Likewise.
5401 (fold_trunc_transparent_mathfn): Likewise.
5402 (fold_fixed_mathfn): Likewise.
5403 (fold_builtin_cabs): Likewise.
5404 (fold_builtin_sqrt): Likewise.
5405 (fold_builtin_cbrt): Likewise.
5406 (fold_builtin_cos): Likewise.
5407 (fold_builtin_cosh): Likewise.
5408 (fold_builtin_tan): Likewise.
5409 (fold_builtin_sincos): Likewise.
5410 (fold_builtin_cexp): Likewise.
5411 (fold_builtin_trunc): Likewise.
5412 (fold_builtin_floor): Likewise.
5413 (fold_builtin_ceil): Likewise.
5414 (fold_builtin_round): Likewise.
5415 (fold_builtin_int_roundingfn): Likewise.
5416 (fold_builtin_bitop): Likewise.
5417 (fold_builtin_bswap): Likewise.
5418 (fold_builtin_logarithm): Likewise.
5419 (fold_builtin_hypot): Likewise.
5420 (fold_builtin_pow): Likewise.
5421 (fold_builtin_powi): Likewise.
5422 (fold_builtin_exponent): Likewise.
5423 (fold_builtin_memset): Likewise.
5424 (fold_builtin_bzero): Likewise.
5425 (fold_builtin_memory_op): Likewise.
5426 (fold_builtin_bcopy): Deleted; call site changed to invoke
5427 fold_builtin_memory_op directly.
5428 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5429 (fold_builtin_strncpy): Likewise.
5430 (fold_builtin_memcmp): Likewise.
5431 (fold_builtin_strcmp): Likewise.
5432 (fold_builtin_strncmp): Likewise.
5433 (fold_builtin_signbit): Likewise.
5434 (fold_builtin_copysign): Likewise.
5435 (fold_builtin_isascii): Likewise.
5436 (fold_builtin_toascii): Likewise.
5437 (fold_builtin_isdigit): Likewise.
5438 (fold_builtin_fabs): Likewise.
5439 (fold_builtin_abs): Likewise.
5440 (fold_builtin_fmin_fmax): Likewise.
5441 (fold_builtin_carg): Likewise.
5442 (fold_builtin_classify): Likewise.
5443 (fold_builtin_unordered_cmp): Likewise.
5445 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5446 New functions split out from fold_builtin_1.
5447 (fold_builtin_n): New.
5448 (fold_builtin_varargs): New.
5449 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5451 (fold_call_expr): New.
5452 (build_function_call_expr): Rewrite to use new helper function.
5453 (fold_builtin_call_list): New.
5454 (build_call_expr): New.
5455 (fold_builtin_call_valist): New.
5456 (rewrite_call_expr): New.
5457 (validate_arg): New.
5458 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5459 of an arglist. Change return type to bool. Use new CALL_EXPR
5462 (fold_builtin_strstr): Pass call arguments individually instead
5463 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5464 accessors and constructors. Return NULL_TREE instead of 0.
5465 (fold_builtin_strchr): Likewise.
5466 (fold_builtin_strrchr): Likewise.
5467 (fold_builtin_strpbrk): Likewise.
5468 (fold_builtin_strcat): Likewise.
5469 (fold_builtin_strncat): Likewise.
5470 (fold_builtin_strspn): Likewise.
5471 (fold_builtin_strcspn): Likewise.
5472 (fold_builtin_fputs): Likewise.
5473 (fold_builtin_next_arg): Likewise.
5474 (fold_builtin_sprintf): Likewise.
5476 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5477 NULL_RTX instead of 0.
5478 (expand_builtin_memory_chk): Likewise.
5479 (maybe_emit_chk_warning): Likewise.
5480 (maybe_emit_sprintf_chk_warning): Likewise.
5482 (fold_builtin_object_size): Pass call arguments individually instead
5483 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5484 accessors and constructors. Return NULL_TREE instead of 0.
5485 (fold_builtin_memory_chk): Likewise.
5486 (fold_builtin_stxcpy_chk): Likewise.
5487 (fold_builtin_strncpy_chk): Likewise.
5488 (fold_builtin_strcat_chk): Likewise.
5489 (fold_builtin_strcat_chk): Likewise.
5490 (fold_builtin_strncat_chk): Likewise.
5491 (fold_builtin_sprintf_chk): Likewise.
5492 (fold_builtin_snprintf_chk): Likewise.
5493 (fold_builtin_printf): Likewise.
5494 (fold_builtin_vprintf): Likewise.
5496 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5498 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5499 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5500 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5501 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5502 (fold_unary): Likewise.
5503 (fold_binary): Likewise.
5504 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5505 ternary expressions.
5506 (fold): Add logic for tcc_vl_exp.
5507 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5508 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5509 (fold_build3_stat): Add assertion to flag broken interface for
5510 constructing CALL_EXPRs.
5511 (fold_build_call_list): New.
5512 (fold_build_call_list_initializer): New.
5513 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5515 (fold_strip_sign_ops): Likewise.
5517 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5518 Brooks Moses <brooks.moses@codesourcery.com>
5519 Lee Millward <lee.millward@codesourcery.com>
5521 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5522 accessors and dump arguments explicitly.
5524 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5526 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5528 (print_call_name): Use new CALL_EXPR accessors.
5530 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5531 CALL_EXPR arguments explicitly instead of as a list. Use
5532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5534 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5535 (vrp_visit_stmt): Likewise.
5537 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5538 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5540 (force_move_till_expr): Likewise.
5542 * targhooks.c (default_external_stack_protect_fail): Use
5543 build_call_expr instead of build_function_call_expr.
5544 (default_hidden_stack_protect_fail): Likewise.
5546 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5549 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5550 and walk arguments explicitly.
5552 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5553 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5554 (expand_simple_operations): Likewise.
5555 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5557 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5558 of TREE_CODE_LENGTH.
5559 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5561 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5562 instead of TREE_CODE_LENGTH.
5564 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5565 (tree_ic_transform): Likewise.
5566 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5567 parameter instead of arglist. Fix callers.
5568 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5569 (tree_stringops_transform): Likewise.
5570 (tree_indirect_call_to_profile): Likewise.
5571 (tree_stringops_values_to_profile): Likewise.
5573 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5574 (eliminate_tail_call): Likewise.
5576 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5578 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5579 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5581 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5583 * omp-low.c (build_omp_barrier): Use build_call_expr.
5584 (lower_rec_input_clauses): Likewise.
5585 (lower_reduction_clauses): Likewise.
5586 (expand_parallel_call): Likewise.
5587 (maybe_catch_exception): Likewise.
5588 (expand_omp_for_generic): Likewise.
5589 (expand_omp_for_static_nochunk): Likewise.
5590 (expand_omp_sections): Likewise.
5591 (lower_omp_single_simple): Likewise.
5592 (lower_omp_single_copy): Likewise.
5593 (lower_omp_master): Likewise.
5594 (lower_omp_ordered): Likewise.
5595 (lower_omp_critical): Likewise.
5597 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5598 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5600 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5601 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5602 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5604 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5605 and generalize to handle any number of operands.
5606 (chrec_contains_undetermined): Likewise.
5607 (tree_contains_chrecs): Likewise.
5608 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5610 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5612 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5613 fold_call_expr instead of fold_builtin.
5614 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5615 match declarations there.
5616 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5619 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5620 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5622 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5623 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5625 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5628 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5629 (execute_cse_sincos): Use new CALL_EXPR accessors.
5631 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5633 * gimple-low.c (lower_function_body): Use build_call_expr.
5634 (lower_builtin_setjmp): Likewise.
5636 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5637 (set_storage_via_libcall): Likewise.
5638 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5639 instead of TREE_CODE_LENGTH.
5640 (expand_expr_real_1): Use new CALL_EXPR accessors.
5642 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5643 generalize to handle any number of operands.
5644 (TB_parent_eq): Likewise.
5646 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5647 (strip_builtin_expect): Likewise.
5649 * function.c (gimplify_parameters): Use build_call_expr.
5651 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5652 instead of TREE_CODE_LENGTH.
5654 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5655 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5657 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5660 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5661 (gimplify_decl_expr): Likewise.
5662 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5663 Use new CALL_EXPR iterators.
5664 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5665 (gimplify_modify_expr_to_memset): Likewise.
5666 (gimplify_variable_sized_compare): Likewise.
5667 (gimplify_omp_atomic_fetch_op): Likewise.
5668 (gimplify_omp_atomic_pipeline): Likewise.
5669 (gimplify_omp_atomic_mutex): Likewise.
5670 (gimplify_function_tree): Likewise.
5672 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5673 (call_expr_flags): Likewise.
5674 (expand_call): Likewise.
5676 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5677 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5680 * coverage.c (create_coverage): Use build_call_expr.
5682 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5683 (temp_call_expr_obstack): New.
5684 (pool_copy_list): Delete.
5685 (temp_copy_call_expr): New.
5686 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5687 CALL_EXPR accessors. Get rid of special goo for copying argument
5688 lists and use temp_copy_call_expr instead.
5689 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5690 CALL_EXPR accessors.
5691 (create_expression_by_pieces): Likewise. Use build_call_array
5692 to construct the result instead of fold_build3.
5693 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5694 dealing with argument lists.
5695 (init_pre): Remove references to expression_node_pool and
5696 list_node_pool. Init temp_call_expr_obstack instead.
5697 (fini_pre): Remove references to expression_node_pool and
5700 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5701 and walk arguments explicitly instead of as a list.
5703 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5704 (mx_register_decls): Likewise.
5705 (mudflap_register_call): Likewise.
5706 (mudflap_finish_file): Likewise.
5708 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5709 (ipa_callsite_compute_param): Likewise.
5711 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5712 accessors and constructor.
5714 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5715 accessors and constructor.
5716 (convert_tramp_reference): Likewise.
5717 (convert_call_expr): Likewise.
5718 (finalize_nesting_tree_1): Likewise.
5720 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5723 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5725 * tree-inline.c (initialize_inlined_parameters): Pass entire
5726 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5728 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5729 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5731 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5732 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5733 (vectorizable_reduction): Likewise.
5734 (vectorizable_call): Use new CALL_EXPR iterators.
5735 (vectorizable_conversion): Use build_call_expr.
5736 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5737 (vect_gen_widened_results_half): Use build_call_expr.
5738 (vect_setup_realignment): Likewise.
5739 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5741 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5742 (pass_through_call): Likewise.
5743 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5746 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5747 (tree_gen_pow2_profiler): Likewise.
5748 (tree_gen_one_value_profiler): Likewise.
5749 (tree_gen_ic_func_profiler): Likewise.
5750 (tree_gen_average_profiler): Likewise.
5751 (tree_gen_ior_profiler): Likewise.
5753 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5754 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5755 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5757 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5758 of TREE_CODE_LENGTH.
5760 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5761 of TREE_CODE_LENGTH.
5763 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5765 (convert_to_integer): Likewise.
5767 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5770 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5771 Brooks Moses <brooks.moses@codesourcery.com>
5772 Lee Millward <lee.millward@codesourcery.com>
5774 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5776 * config/frv/frv.c (frv_expand_builtin): Likewise.
5777 * config/s390/s390.c (s390_expand_builtin): Likewise.
5779 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5780 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5782 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5783 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5784 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5785 (ix86_expand_store_builtin): Likewise.
5786 (ix86_expand_unop_builtin): Likewise.
5787 (ix86_expand_unop1_builtin): Likewise.
5788 (ix86_expand_sse_compare): Likewise.
5789 (ix86_expand_sse_comi): Likewise.
5790 (ix86_expand_vec_init_builtin): Likewise.
5791 (ix86_expand_vec_ext_builtin): Likewise.
5792 (ix86_expand_vec_set_builtin): Likewise.
5793 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5795 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5796 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5798 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5799 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5800 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5802 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5804 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5805 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5806 arglist. Use new CALL_EXPR accessors. Fix callers.
5807 (altivec_expand_abs_builtin): Likewise.
5808 (rs6000_expand_binop_builtin): Likewise.
5809 (altivec_expand_predicate_builtin): Likewise.
5810 (altivec_expand_lv_builtin): Likewise.
5811 (spe_expand_stv_builtin): Likewise.
5812 (altivec_expand_stv_builtin): Likewise.
5813 (rs6000_expand_ternop_builtin): Likewise.
5814 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5815 (altivec_expand_st_builtin): Likewise.
5816 (altivec_expand_dst_builtin): Likewise.
5817 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5818 arglist. Use new CALL_EXPR accessors. Fix callers.
5819 (altivec_expand_vec_set_builtin): Likewise.
5820 (altivec_expand_vec_ext_builtin): Likewise.
5821 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5822 (spe_expand_builtin): Likewise.
5823 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5824 arglist. Use new CALL_EXPR accessors. Fix callers.
5825 (spe_expand_evsel_builtin): Likewise.
5826 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5827 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5829 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5830 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5831 (arm_expand_unop_builtin): Likewise.
5832 (arm_expand_builtin): Use new CALL_EXPR accessors.
5834 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5837 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5838 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5839 (bfin_expand_unop_builtin): Likewise.
5840 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5842 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5843 Brooks Moses <brooks.moses@codesourcery.com>
5844 Lee Millward <lee.millward@codesourcery.com>
5846 * c-semantics.c (build_stmt): Add internal diagnostic check.
5848 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5849 accessors. Print arguments explicitly instead of as a list.
5851 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5853 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5854 (c_finish_omp_flish): Likewise.
5856 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5857 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5858 instead of TREE_CODE_LENGTH.
5859 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5860 (c_warn_unused_result): Likewise.
5862 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5865 * doc/invoke.texi (Warning Options): Remove
5866 -Werror-implicit-function-declaration.
5867 (Wimplicit-function-declaration): Update description.
5868 * opts.c (common_handle_option): Move handling of -Werror=* to...
5869 (enable_warning_as_error): ...here.
5870 * opts.h (enable_warning_as_error): Declare.
5871 * c-decl.c (implicit_decl_warning): Unless
5872 -Wno-implicit-function-declaration is given, emit a pedwarn if
5873 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5874 * c.opt (Wimplicit-function-declaration): Replace
5875 mesg_implicit_function_declaration with
5876 warn_implicit_function_declaration.
5877 * c-opts.c (c_common_handle_option):
5878 -Werror-implicit-function-declaration is exactly equal as
5879 -Werror=implicit-function-declaration.
5880 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5881 warn_implicit_function_declaration.
5882 (c_common_post_options): -Wimplict-function-declaration is enabled
5883 by default by -std=c99, otherwise is disabled by default.
5884 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5886 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5888 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5889 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5890 former is ignored but not the latter.
5892 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5894 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5895 is made and the reference doesn't use the alias set of its type,
5896 do not create the temporary using that type.
5898 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5900 * jump.c: Remove prototypes for delete_computation and
5901 delete_prior_computation.
5903 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5905 * jump.c (get_label_after): Delete.
5906 (get_label_before, delete_computation, delete_jump,
5907 delete_prior_computation, follow_jumps): Move...
5908 * reorg.c (delete_computation, delete_prior_computation): ... here...
5909 (get_label_before, delete_jump): ... making these static ...
5910 (follow_jumps): ... and simplifying this since it only runs after
5912 * rtl.h (get_label_after, get_label_before, delete_jump,
5913 follow_jumps): Delete prototypes.
5915 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5917 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5919 2007-02-15 Nick Clifton <nickc@redhat.com>
5921 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5922 order to prevent it from being munged by the target.
5924 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5926 * config/i386/i386.md: Remove misleading comment.
5928 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5930 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5931 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5934 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5936 * tree-sra.c (instantiate_missing_elements): Canonicalize
5938 (sra_build_assignment): New.
5939 (generate_copy_inout, generate_element_copy,
5940 generate_element_zero, generate_one_element_init): Use it.
5942 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5944 * tree-sra.c (instantiate_missing_elements): Canonicalize
5946 (sra_build_assignment): New.
5947 (generate_copy_inout, generate_element_copy,
5948 generate_element_zero, generate_one_element_init): Use it.
5950 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5952 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5955 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5957 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5958 types as aggregates not scalars.
5959 * function.c (assign_stack_temp_for_type): Likewise.
5961 2007-02-14 Roger Sayle <roger@eyesopen.com>
5962 Zdenek Dvorak <dvorakz@suse.cz>
5964 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5967 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5969 * passes.c (next_pass_1): Clear the next field of the copied
5972 2007-02-14 Richard Henderson <rth@redhat.com>
5974 * tree-sra.c (early_sra): New.
5975 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5976 (tree_sra_early, pass_sra_early): New.
5977 * tree-pass.h (pass_sra_early): Declare.
5978 * passes.c (init_optimization_passes): Use it.
5980 2007-02-14 Richard Guenther <rguenther@suse.de>
5982 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5984 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5986 PR tree-optimization/30771
5987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5989 (vect_analyze_operations): Induction phis can now be marked as
5991 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5992 Update documentation accordingly.
5994 2007-02-14 Nick Clifton <nickc@redhat.com>
5996 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5997 most 3 arguments are supported.
5998 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6000 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6002 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6003 Ensure dst->current is valid.
6005 2007-02-13 Paul Brook <paul@codesourcery.com>
6007 * config.gcc: Add arm*-*-uclinux-*eabi.
6008 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6009 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6010 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6011 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6012 (LINK_SPEC): Define.
6014 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6016 * config/arm/uclinux-eabi.h: New file.
6017 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6018 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6021 2007-02-13 Ian Lance Taylor <iant@google.com>
6023 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6024 * flags.h (warn_strict_overflow): Declare.
6025 (enum warn_strict_overflow_code): Define.
6026 (issue_strict_overflow_warning): New static inline function.
6027 * opts.c (warn_strict_overflow): New variable.
6028 (common_handle_option): Handle OPT_Wstrict_overflow and
6029 OPT_Wstrict_overflow_.
6030 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6032 * fold-const.c: Include intl.h.
6033 (fold_deferring_overflow_warnings): New static variable.
6034 (fold_deferred_overflow_warning): New static variable.
6035 (fold_deferred_overflow_code): New static variable.
6036 (fold_defer_overflow_warnings): New function.
6037 (fold_undefer_overflow_warnings): New function.
6038 (fold_undefer_and_ignore_overflow_warnings): New function.
6039 (fold_deferring_overflow_warnings_p): New function.
6040 (fold_overflow_warning): New static function.
6041 (make_range): Add strict_overflow_p parameter. Change all
6043 (extract_muldiv, extract_muldiv_1): Likewise.
6044 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6045 tree_expr_nonnegative_p.
6046 (fold_negate_expr): Call fold_overflow_warning.
6047 (fold_range_test): Likewise.
6048 (fold_comparison): Likewise.
6049 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6050 instead of tree_expr_nonnegative_p.
6051 (tree_expr_nonnegative_warnv_p): Rename from
6052 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6053 (tree_expr_nonnegative_p): New function.
6054 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6055 strict_overflow_p parameter.
6056 (tree_expr_nonzero_p): New function.
6057 * passes.c (verify_interpass_invariants): New static function.
6058 (execute_one_pass): Call it.
6059 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6061 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6062 (estimate_numbers_of_iterations): Likewise.
6063 (scev_probably_wraps_p): Likewise.
6064 * tree-ssa-ccp.c: Include "toplev.h".
6065 (evaluate_stmt): Defer fold overflow warnings until we know we are
6067 (struct fold_stmt_r_data): Add stmt field.
6068 (fold_stmt_r): Defer fold overflow warnings until we know we
6070 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6071 (fold_stmt_inplace): Likewise.
6072 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6073 (cleanup_control_expr_graph): Defer fold overflow warnings until
6074 we know we are going to optimize.
6075 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6076 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6078 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6079 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6080 * tree-ssa-loop-manip.c (create_iv): Likewise.
6081 * c-typeck.c (build_conditional_expr): Likewise.
6082 (build_binary_op): Likewise.
6083 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6084 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6085 (extract_range_from_unary_expr): Likewise.
6086 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6087 assuming that signed overflow does not occur.
6088 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6089 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6090 (fold_defer_overflow_warnings): Declare.
6091 (fold_undefer_overflow_warnings): Declare.
6092 (fold_undefer_and_ignore_overflow_warnings): Declare.
6093 (fold_deferring_overflow_warnings_p): Declare.
6094 (tree_expr_nonzero_warnv_p): Declare.
6095 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6097 (Warning Options): Document -Wstrict-overflow.
6098 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6099 (tree-ssa-ccp.o): Likewise.
6100 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6101 (fold-const.o): Depend on intl.h.
6103 2007-02-13 Ian Lance Taylor <iant@google.com>
6106 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6109 2007-02-13 Stuart Hastings <stuart@apple.com>
6111 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6113 2007-02-13 Richard Henderson <rth@redhat.com>
6115 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6116 handled_component_p before looking for the indirect_ref.
6118 2007-02-13 Richard Henderson <rth@redhat.com>
6120 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6121 remove flags clobber.
6122 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6123 (bswaphi_lowpart): New.
6124 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6125 remove TARGET_BSWAP test. Delete expander of the same name.
6127 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6128 (expand_unop): Use them.
6130 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6132 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6133 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6134 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6135 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6136 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6137 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6138 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6139 assembler dialect choice from asm templates.
6141 2007-02-12 Richard Henderson <rth@redhat.com>
6143 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6144 (fixuns_trunc<SSEMODEF>si2): Use it.
6145 * config/i386/sse.md (vec_setv4sf_0): Export.
6146 * config/i386/i386.c (ix86_build_const_vector): Export.
6147 (ix86_split_convert_uns_si_sse): Rename from
6148 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6149 * config/i386/i386-protos.h: Update.
6151 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6154 * c-typeck.c (c_finish_return): Improve warning message.
6156 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6158 * alias.c (find_symbolic_term): Delete unused function.
6160 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6163 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6164 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6166 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6168 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6169 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6170 the function, temporarily point the debug interface to the null one.
6172 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6174 * dwarf2out.c (round_up_to_align): New static function.
6175 (field_byte_offset): Use it to round the offset.
6177 2007-02-12 Richard Henderson <rth@redhat.com>
6179 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6180 (inswl_const): Export.
6182 2007-02-12 Richard Henderson <rth@redhat.com>
6184 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6185 result mode of the libcall, convert back to outmode.
6187 2007-02-12 Roger Sayle <roger@eyesopen.com>
6189 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6190 (bswapdi2): New define_expand to implement 32-bit implementation.
6192 2007-02-12 Nick Clifton <nickc@redhat.com>
6194 * doc/invoke.texi (Overall Options): Document --help=.
6195 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6196 (cc1_options): Pass --help= on to cc1.
6197 (display_help): Add description of --help=.
6198 (process_command): Add code to handle --help=. Allow translated
6199 --help and --target-help switches to be passed on to compiler
6201 (main): Remove unused if statement.
6202 * opts.c (columns): Remove.
6203 (LEFT_COLUMN): Define.
6204 (wrap_help): Add columns argument.
6205 (print_filtered_help): Change parameters to be an include bitmask,
6206 an exclude bitmask, an any bitmask and the column width. Move the
6207 code to display the params list here. Add code to display the
6208 status of options rather than their descriptions if the quiet flag
6210 (print_specific_help): Change parameters to be an include bitmask,
6211 an exclude bitmask and an any bitmask. Move code to look up the
6212 column width here. Decide upon the title for an options listing.
6213 (common_handle_options): Add code to handle --help=. Adapt code
6214 for --help and --target-help to use the revised form of the
6215 print_specific_help function.
6216 (print_help): Delete.
6217 (print_param_help): Delete.
6218 (print_switch): Delete.
6219 * opts.h (cl_lang_count): Add prototype.
6220 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6221 CL_MAX_OPTION_CLASS): New defines.
6222 * optc-gen.awk: Add construction of cl_lang_count.
6223 * c.opt: Add Warning attribute to warning options and Optimization
6224 attribute to optimization options.
6225 * common.opt: Likewise.
6227 Add -fhelp and -ftarget-help as aliases for the transformed --help
6228 and --target-help options.
6229 * opt-functions.awk: Add code to handle Warning and Optimization
6232 2007-02-12 Richard Henderson <rth@redhat.com>
6234 * config/alpha/constraints.md: New file.
6235 * config/alpha/alpha.c: Include tm-constrs.h.
6236 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6237 alpha_extra_constraint): Remove.
6238 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6239 * config/alpha/alpha-protos.h: Update.
6240 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6241 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6242 (EXTRA_CONSTRAINT): Remove.
6243 * config/alpha/alpha.md: Include constraints.md.
6244 (adddi splitter): Use satisfies_constraint_*.
6245 * config/alpha/predicates.md (add_operand): Likewise.
6246 (sext_add_operand, addition_operation): Likewise.
6248 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6250 PR tree-optimization/29145
6251 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6252 in our handling of restrict qualified pointers.
6254 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6257 * doc/invoke.texi (Wunused-value): Update description.
6258 (Wextra): Delete item.
6259 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6260 value of Wunused-value.
6261 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6262 (c_finish_stmt_expr): Don't check extra_warnings.
6263 (emit_side_effect_warnings): The caller is responsible to check
6266 2007-02-11 Roger Sayle <roger@eyesopen.com>
6267 Matt Thomas <matt@3am-software.com>
6269 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6271 2007-02-11 Roger Sayle <roger@eyesopen.com>
6273 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6274 comparisons of POPCOUNT against zero.
6275 (simplify_const_relational_operation): Likewise.
6277 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6279 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6281 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6283 * dwarf2out.c (root_type): Delete unused function.
6285 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6287 * genattrtab.c (contained_in_p): Delete unused function.
6288 (write_expr_attr_cache): Likewise.
6290 2007-02-11 Jan Hubicka <jh@suse.cz>
6292 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6295 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6297 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6298 to add the REG_EQ* note.
6299 * see.c (see_merge_one_use_extension): Likewise.
6300 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6301 turn REG_EQUAL notes into REG_EQUIV notes if the target
6302 register may have more than one set.
6303 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6304 * gcse.c (try_replace_reg): Likewise.
6305 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6306 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6307 more than one REG_EQUIV note.
6308 * reload1.c (gen_reload): Use set_unique_reg_note.
6310 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6312 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6313 (ix86_builtin_conversion): New function.
6315 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6318 * tree.h (DECL_REPLACEABLE_P): New macro.
6319 * except.c (set_nothrow_function_flags): Likewise.
6321 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6322 Ira Rosen <irar@il.ibm.com>
6323 Dorit Nuzman <dorit@il.ibm.com>
6325 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6326 * targhooks.c (default_builtin_vectorized_conversion): New.
6327 * targhooks.h (default_builtin_vectorized_function): New declaration.
6328 * target.h (struct vectorize): Add builtin_conversion field.
6329 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6330 stmt_vec_info_type value.
6331 (vectorizable_conversion): New declaration.
6332 * tree-vect-analyze.c (vect_analyze_operations): Add
6333 vectorizable_conversion call.
6334 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6335 * tree-vect-transform.c (vectorizable_conversion): New function.
6336 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6337 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6339 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6340 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6341 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6342 or ALTIVEC_BUILTIN_VCFSX.
6344 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6347 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6348 CONST_DOUBLE and operand 0 is a hard register.
6349 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6350 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6351 is a hard floating-point register.
6353 2007-02-10 Richard Henderson <rth@redhat.com>
6354 Jakub Jelinek <jakub@redhat.com>
6355 Alexandre Oliva <aoliva@redhat.com>
6357 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6358 * builtin-types.def (BT_WORD): Make unsigned.
6359 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6360 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6361 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6362 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6363 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6364 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6366 * expr.c (emutls_var_address): New.
6367 (expand_expr_real_1): Expand emulated tls.
6368 (expand_expr_addr_expr_1): Likewise.
6369 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6370 * output.h (emutls_finish): Declare.
6371 * toplev.c (compile_file): Call it.
6372 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6373 address before wrapping in CONST.
6374 * varasm.c (emutls_htab, emutls_object_type): New.
6375 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6376 (get_emutls_object_name, get_emutls_object_type): New.
6377 (get_emutls_init_templ_addr, emutls_decl): New.
6378 (emutls_common_1, emutls_finish): New.
6379 (assemble_variable): When emulating tls, swap decls; generate
6380 constructor for the emutls objects.
6381 (do_assemble_alias): When emulating tls, swap decl and target name.
6382 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6384 * varpool.c (decide_is_variable_needed): Look at force_output.
6385 Recurse for emulated tls.
6386 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6387 with decide_is_variable_needed.
6388 * emutls.c: New file.
6389 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6390 tls_object for real tls.
6392 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6394 PR rtl-optimization/29599
6395 * reload1.c (eliminate_regs_in_insn): Take the destination
6396 mode into account when computing the offset.
6398 2007-02-09 Stuart Hastings <stuart@apple.com>
6399 Richard Henderson <rth@redhat.com>
6401 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6402 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6403 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6404 fixuns_truncdfhi2): New.
6405 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6406 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6407 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6408 (floatunssidf2): Allow nonimmediate source.
6409 * gcc/config/i386/sse.md (movdi_to_sse): New.
6410 (vec_concatv2di): Drop '*'.
6411 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6412 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6413 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6415 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6416 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6417 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6418 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6419 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6420 ix86_build_const_vector.
6421 (x86_emit_floatuns): Rewrite.
6423 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6425 * genautomata.c (longest_path_length): Delete unused function.
6426 (struct state): Delete unused longest_path_length.
6427 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6428 (get_free_state): Delete unused.
6430 2007-02-09 Jan Hubicka <jh@suse.cz>
6432 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6433 * doc/invoke.texi (inline-unit-growth): Update default value.
6435 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6436 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6437 (rebuild_cgraph_edges): Likewise.
6438 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6439 (dump_cgraph_node): Dump frequencies.
6440 (cgraph_clone_edge): Add frequency scales.
6441 (cgraph_clone_node): Add freuqnecy.
6442 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6443 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6444 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6445 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6446 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6447 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6448 (save_inline_function_body): Likewise.
6449 * ipa-inline.c: inluce rtl.h
6450 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6451 (cgraph_edge_badness): Use frequencies.
6452 (cgraph_decide_recursive_inlining): Update clonning.
6453 (cgraph_decide_inlining_of_small_function): Dump frequency.
6454 * predict.c (estimate_bb_frequencies): Export.
6455 * predict.h (estimate_bb_frequencies): Declare.
6456 * tree-inline.c (copy_bb): Watch overflows.
6457 (expand_call_inline): Update call of cgraph_create_edge.
6458 (optimize_inline_calls): Use TODO flags to update frequnecies.
6459 * passes.h: Include predict.h
6460 (init_optimization_passes): Move profile ahead.
6461 (execute_function_todo): Handle TODO_rebuild_frequencies.
6463 2007-02-09 Roger Sayle <roger@eyesopen.com>
6465 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6466 the insbl or inswl pattern into a register.
6468 2007-02-09 Roger Sayle <roger@eyesopen.com>
6470 * config/ia64/ia64.md (bswapdi2): New define_insn.
6472 2007-02-09 Richard Henderson <rth@redhat.com>
6474 * config/i386/constraints.md (Ym): New constraint.
6475 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6476 (movdi_1_rex64): Split sse and xmm general register moves from
6477 memory move alternatives. Use conditional register constraints.
6478 (movsf_1, movdf_integer): Likewise.
6479 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6480 (movdf_integer_rex64): New.
6481 (pushsf_rex64): Fix output constraints.
6482 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6483 (sse2_stored): Likewise.
6484 (sse2_storeq_rex64): New.
6485 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6486 amd and not generic.
6487 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6488 for optimize_size. Remove SF/DFmode hack.
6490 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6492 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6495 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6496 Richard Sandiford <richard@codesourcery.com>
6498 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6499 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6500 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6501 m68k/t-mlib to tmake_file.
6502 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6503 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6504 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6505 Allow it to be cf or m68k. Set m68k_arch_family. If that
6506 variable is not empty, add t-$m68k_arch_family to tmake_file.
6507 Add t-mlibs to tmake_file.
6508 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6509 * config/m68k/t-cf: New file.
6510 * config/m68k/t-m68k: Likewise.
6511 * config/m68k/t-mlibs: Likewise.
6512 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6513 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6514 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6515 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6516 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6518 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6519 (INSTALL_LIBGCC): Delete.
6520 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6521 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6522 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6523 (M68K_MLIB_CPU): Define.
6524 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6525 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6526 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6528 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6529 Richard Guenther <rguenther@suse.de>
6532 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6533 against INT_MIN/INT_MAX.
6534 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6535 file if a loop is removed.
6537 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6539 * calls.c (store_one_arg): Pass correct alignment to
6540 emit_push_insn for non-BLKmode values.
6541 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6542 unaligned stack slot via a suitably aligned slot.
6544 2007-02-08 DJ Delorie <dj@redhat.com>
6546 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6548 (legal_subregs): Use unsigned char, make const.
6549 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6551 2007-02-08 Paul Brook <paul@codesourcery.com>
6553 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6554 special interworking needed.
6556 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6558 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6559 conditional to __SSE2__.
6560 (Entries below should have been added to first ChangeLog
6561 entry for amdfam10 dated 2007-02-05)
6562 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6564 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6566 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6569 2007-02-08 DJ Delorie <dj@redhat.com>
6571 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6572 * config/m32c/m32c.c (legal_subregs): New.
6573 (m32c_illegal_subreg_p): New.
6574 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6575 unsupported subregs of hard regs.
6577 2007-02-08 Jan Hubicka <jh@suse.cz>
6579 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6580 the same one; always update histograms.
6582 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6584 * passes.c (init_optimization_passes): Tidy comment.
6586 2007-02-08 Roger Sayle <roger@eyesopen.com>
6588 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6589 strip zero_extend, bswap and rotates from POCOUNT's argument.
6590 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6591 zero_extend and rotates from PARITY's argument.
6592 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6593 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6594 of an integer constant at compile-time.
6596 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6599 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6601 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6604 * tree-ssa-live.c (remove_unused_locals): Do not remove
6605 TREE_ADDRESSABLE variables.
6606 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6607 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6608 FOR_CLOBBER. Update all users.
6609 If VAR has an associated alias set, add a virtual operand for
6610 it if no alias is found to conflict with the memory reference.
6612 2007-02-07 Jan Hubicka <jh@suse.cz>
6613 Robert Kidd <rkidd@crhc.uiuc.edu>
6615 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6617 2007-02-07 Ian Lance Taylor <iant@google.com>
6619 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6621 2007-02-07 Roger Sayle <roger@eyesopen.com>
6623 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6624 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6625 tablejumpdi, movsi_to_cr_one): Remove constraints from
6626 define_expand's match_operands.
6628 2007-02-07 Roger Sayle <roger@eyesopen.com>
6630 * global.c (compute_regsets): Move declatation of "i" inside of
6631 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6633 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6636 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6637 of INDIRECT_REF <RESULT_DECL>.
6639 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6641 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6642 Kaz Kojima <kkojima@gcc.gnu.org>
6645 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6647 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6649 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6651 * doc/loop.texi: Document possibility not to perform disambiguation
6652 of loops with multiple latches.
6653 * cfgloopmanip.c (alp_enum_p): Removed.
6654 (add_loop): Handle subloops. Use get_loop_body_with_size.
6655 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6656 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6657 the new forwarder block.
6658 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6659 Handle the case latch is NULL.
6660 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6661 when marking loop exits.
6662 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6664 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6665 disambiguate_loops_with_multiple_latches.
6666 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6667 before fix_loop_structure.
6668 * cfgloop.c: Include pointer-set.h and output.h.
6669 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6670 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6671 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6672 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6673 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6674 disambiguate_multiple_latches, get_loop_body_with_size,
6675 disambiguate_loops_with_multiple_latches): New functions.
6676 (flow_loop_dump): Dump multiple latch edges.
6677 (flow_loop_nodes_find): Handle loops with multiple latches.
6678 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6679 (glb_enum_p): Modified.
6680 (get_loop_body): Use get_loop_body_with_size.
6681 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6682 (AVOID_CFG_MODIFICATIONS): New constant.
6683 (disambiguate_loops_with_multiple_latches, add_loop,
6684 get_loop_body_with_size): Declare.
6685 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6687 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6690 * global.c (compute_regsets): New function.
6691 (global_alloc): Refactored ELIMINABLE_REGSET
6692 and NO_GLOBAL_ALLOC_REGS computation out.
6693 (rest_of_handle_global_alloc): Call compute_regsets()
6694 for non-optimizing case.
6696 2007-02-06 Richard Henderson <rth@redhat.com>
6698 * config/i386/constraints.md (Y2): Rename from Y.
6699 (Yi): New constraint.
6700 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6701 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6702 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6703 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6704 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6705 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6706 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6707 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6708 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6709 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6710 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6711 vec_extractv2si_1): Change Y constraints to Y2.
6712 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6713 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6714 Change Y constraints to Y2.
6715 (sse2_loadld): Change Y constraints to x.
6717 2007-02-06 Roger Sayle <roger@eyesopen.com>
6719 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6720 (parity<mode>2): New define_expand using rs6000_emit_parity.
6721 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6722 rs6000_emit_parity): New functions.
6723 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6724 rs6000_emit_parity): Prototype here.
6726 2007-02-06 Ian Lance Taylor <iant@google.com>
6728 * lower-subreg.c (simple_move_operand): Reject CONST.
6729 (resolve_clobber): Call validate_change rather than directly
6730 assigning to XEXP (pat, 0).
6732 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6734 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6735 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6736 (tree-cfg.o): Remove hashtab.h dependency.
6738 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6739 (struct ivopts_data): Change niters to pointer_map_t.
6740 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6741 (niter_for_exit): Create pointer_map on demand. Change for
6743 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6744 (free_loop_data): Destroy data->niters if created and reset field.
6745 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6746 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6748 * tree-ssa-reassoc.c: Include pointer-set.h.
6749 (bb_rank): Change to long *.
6750 (operand_rank): Change to pointer_map_t.
6751 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6752 (insert_operand_rank): Accept long.
6753 (operand_entry_hash, operand_entry_eq): Remove.
6754 (get_rank): Return long. Adjust for changes above.
6755 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6757 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6759 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6760 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6761 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6763 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6764 directly since it cannot be NULL.
6765 (get_vi_for_tree): Rewrite for pointer_map API.
6766 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6767 (init_alias_vars): Create vi_for_tree as pointer_map.
6768 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6770 * tree-cfg.c: Don't include hashtab.h.
6771 (edge_to_cases): Declare as pointer_map.
6772 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6774 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6775 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6776 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6778 (record_switch_edge): Delete.
6779 (get_cases_for_edge): Adjust for pointer_map API, inline
6780 record_switch_edge (rewritten for new API), remove goto.
6782 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6784 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6785 * tree-nested.c: Include pointer-set.h.
6786 (var_map_elt, var_map_eq, var_map_hash): Delete.
6787 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6789 (nesting_info_bitmap_obstack): New.
6790 (lookup_field_for_decl): Adjust for pointer_map API.
6791 (lookup_tramp_for_decl): Adjust for pointer_map API.
6792 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6793 (get_local_debug_decl): Adjust for pointer_map API.
6794 (convert_nl_goto_reference): Adjust for pointer_map API.
6795 (convert_nl_goto_receiver): Adjust for pointer_map API.
6796 (create_nesting_tree): Create outside GGC space. Create bitmap on
6797 the new obstack. Create field_map and var_map as pointer_maps.
6798 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6800 (lower_nested_functions): Move root here, no need to NULL it.
6801 Initialize and release the obstack.
6803 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6805 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6806 Remove prototypes and make them non-static.
6807 (struct tree_int_map): Remove.
6808 * tree.h (struct tree_int_map): Move here, turning TO into an
6810 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6812 * tree.h (TREE_COMPLEXITY): Remove.
6813 (struct tree_exp): Remove complexity field.
6814 * tree.c (build1_stat): Don't set it.
6816 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6817 Victor Kaplansky <victork@il.ibm.com>
6819 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6820 (vect_is_simple_reduction): Support reduction with induction as
6821 one of the operands.
6822 (vect_is_simple_iv_evolution): Fix formatting.
6823 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6824 formatting. Don't mark induction phis for vectorization.
6825 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6826 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6827 (vect_get_vec_def_for_operand): Support induction.
6828 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6830 (vectorizable_reduction): Support reduction with induction as one of
6832 (vectorizable_type_demotion): Use def-type of stmt argument rather
6833 than dummy def-type.
6835 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6836 flag_tree_scev_cprop.
6837 * common.opt (tree-scev-cprop): New flag.
6839 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6840 call to vect_get_new_vect_var.
6842 2007-02-06 Ira Rosen <irar@il.ibm.com>
6844 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6845 vectype is not NULL.
6846 (vect_pattern_recog_1): Likewise.
6848 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6850 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6851 (fold_negate_expr): Likewise.
6853 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6856 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6857 even if cv-qualification is the same.
6859 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6861 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6862 __enable_execute_stack on completion.
6864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6866 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6867 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6868 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6869 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6870 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6871 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6872 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6873 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6875 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6877 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6878 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6879 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6880 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6881 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6882 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6883 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6884 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6885 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6886 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6887 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6888 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6889 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6890 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6891 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6892 sqrtextenddfxf2_i387): Added amdfam10_decode.
6894 * config/i386/athlon.md (athlon_idirect_amdfam10,
6895 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6896 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6897 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6898 athlon_ivector_store_amdfam10): New define_insn_reservation.
6899 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6904 * config/i386/athlon.md (athlon_call_amdfam10,
6905 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6906 define_insn_reservation.
6907 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6908 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6909 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6913 * config/i386/athlon.md (athlon_sseld_amdfam10,
6914 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6915 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6917 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6919 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6920 define_insn_reservation.
6921 * config/i386/i386.md (sseins): Added sseins to define_attr type
6922 and define_attr unit.
6923 * config/i386/sse.md: Set type attribute to sseins for insertq
6926 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6928 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6929 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6930 ssecomi_load_amdfam10, ssecomi_amdfam10,
6931 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6932 define_insn_reservation.
6933 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6935 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6937 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6938 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6939 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6940 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6941 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6942 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6943 define_insn_reservation.
6945 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6946 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6947 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6948 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6949 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6953 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6954 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6955 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6956 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6957 athlon_ssemul_load_k8): Added amdfam10.
6959 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6961 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6962 (x86_sse_unaligned_move_optimal): New variable.
6964 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6966 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6967 for unaligned vector SSE double/single precision loads for AMDFAM10.
6969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6971 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6972 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6973 Define TARGET_CPU_DEFAULT_amdfam10.
6974 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6975 (processor_type): Add PROCESSOR_AMDFAM10.
6977 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6978 processor_type in config/i386/i386.h.
6979 Enable imul peepholes for TARGET_AMDFAM10.
6981 * config.gcc: Add support for --with-cpu option for amdfam10.
6983 * config/i386/i386.c (amdfam10_cost): New variable.
6984 (m_AMDFAM10): New macro.
6985 (m_ATHLON_K8_AMDFAM10): New macro.
6986 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6987 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6988 x86_promote_QImode, x86_integer_DFmode_moves,
6989 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6990 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6991 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6992 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6993 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6994 Enable/disable for amdfam10.
6995 (override_options): Add amdfam10_cost to processor_target_table.
6996 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6997 processor_alias_table.
6998 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6999 (ix86_adjust_cost): Add code for amdfam10.
7001 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7003 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7004 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7005 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7006 * config/i386/i386.h: Add builtin definition for SSE4A.
7007 * config/i386/i386.md: Add support for ABM instructions
7009 * config/i386/sse.md: Add support for SSE4A instructions
7010 (movntss, movntsd, extrq, insertq).
7011 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7012 Add -march=amdfam10 flag.
7013 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7014 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7016 * doc/extend.texi: Add documentation for SSE4A builtins.
7018 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7020 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7022 2007-02-05 Richard Guenther <rguenther@suse.de>
7024 * tree-vectorizer.h (vectorizable_function): Add argument type
7025 argument, change return type.
7026 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7027 * tree-vect-transform.c (vectorizable_function): Handle extra
7028 argument, return vectorized function decl.
7029 (build_vectorized_function_call): Remove.
7030 (vectorizable_call): Handle calls with result and argument types
7031 differing. Handle loop vectorization factor correctly.
7032 * targhooks.c (default_builtin_vectorized_function): Adjust for
7034 * targhooks.h (default_builtin_vectorized_function): Likewise.
7035 * target.h (builtin_vectorized_function): Add argument type
7037 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7038 extra argument, allow vectorizing of lrintf.
7039 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7040 documentation of target hook.
7042 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7045 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7046 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7047 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7049 2007-02-05 Roger Sayle <roger@eyesopen.com>
7051 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7052 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7053 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7054 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7055 before canonicalizing sincos to cexpi.
7056 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7058 2007-02-05 Roger Sayle <roger@eyesopen.com>
7060 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7061 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7062 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7064 2007-02-05 Roger Sayle <roger@eyesopen.com>
7066 * mips-tfile.c (initialize_init_file): Correct endianness test.
7068 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7070 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7073 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7075 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7076 saves in a PARALLEL before the register assignments.
7078 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7080 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7081 DWARF_FRAME_RETURN_COLUMN to be a general register.
7082 * dwarf2out.c (init_return_column_size): New function, split from...
7083 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7084 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7085 to be nongeneral registers.
7086 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7088 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7089 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7091 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7093 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7095 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7097 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7098 (remove_path): Use can_remove_branch_p and remove_branch instead
7099 of loop_delete_branch_edge.
7100 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7101 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7102 Update profile using scale_dominated_blocks_in_loop.
7103 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7104 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7105 (can_remove_branch_p, remove_branch): Declare.
7106 * tree-cfg.c (tree_can_remove_branch_p): New function.
7107 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7108 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7109 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7111 2007-02-05 Jan Hubicka <jh@suse.cz>
7114 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7115 nodes in cgraph, don't remove offline copy of the function.
7117 2007-02-04 Jan Hubicka <jh@suse.cz>
7119 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7120 vectors might cause maybe_lookup_element_for_expr to be called
7121 on non-sra-candidate.
7123 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7125 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7126 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7127 spelling conventions.
7129 2007-02-04 Richard Guenther <rguenther@suse.de>
7132 * fold-const.c (try_move_mult_to_index): Make sure to not
7133 overflow one dimension of a multi-dimensional array access.
7135 2007-02-04 Jan Hubicka <jh@suse.cz>
7137 * passes.c (init_optimization_passes): Reindent.
7139 2007-02-04 Jan Hubicka <jh@suse.cz>
7140 Eric Botcazou <ebotcazou@adacore.com>
7142 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7143 (execute_fixup_cfg): Break out the abnormal goto code.
7144 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7145 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7146 (optimize_inline_calls): Call make_nonlocal_label_edges.
7148 2007-02-04 Jan Hubicka <jh@suse.cz>
7150 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7151 true when something was changed.
7152 (rename_ssa_copies): When something was changed, do
7153 TODO_remove_unused_locals.
7154 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7155 add TODO_remove_unused_locals when instruction was removed.
7157 2007-02-04 Jan Hubicka <jh@suse.cz>
7159 * ipa-inline.c (try_inline): Improve debug output; work on already
7161 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7162 call try_inline for already inlined edges too when flattening;
7163 inline also functions that make callee growth but overall unit size
7166 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7168 * config/m32c/bitops.md, config/m32c/jump.md,
7169 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7170 config/m32r/m32r.h, config/m32r/m32r.md,
7171 config/m32r/predicates.md, config/m68hc11/larith.asm,
7172 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7173 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7174 config/mips/mips-protos.h, config/mips/mips.c,
7175 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7176 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7177 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7178 spelling conventions.
7180 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7181 Follow spelling conventions.
7183 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7185 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7186 warn about C++0x compatibility.
7188 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7190 * config/h8300/h8300.c, config/h8300/h8300.h,
7191 config/h8300/h8300.md: Follow spelling conventions.
7193 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7196 * combine.c (try_combine): Do not substitute source operand
7197 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7199 2007-02-03 Jan Hubicka <jh@suse.cz>
7201 PR gcov-profile/30650
7202 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7203 do not divide by zero for never executed counters.
7204 (tree_find_values_to_profile): Fix counters.
7205 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7207 2007-02-03 Ian Lance Taylor <iant@google.com>
7209 * lower-subreg.c (simple_move_operand): New static function,
7210 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7212 (simple_move): Call simple_move_operand.
7213 (find_decomposable_subregs): Add special handling of MEMs.
7214 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7215 meaning of return value. If we see a hard register, test whether
7216 it can store a word_mode value. Change all callers.
7218 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7220 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7221 ftrapv insns and expanders.
7222 (subdi3): Change define_expand operand 1 to arith11_operand, and
7223 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7224 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7225 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7229 * varasm.c (notice_global_symbol): Treat global objects as weak when
7232 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7234 * emit-rtl.c (dconstpi): Delete.
7236 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7237 * real.h (dconstpi): Delete.
7239 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7240 (fold_builtin_hypot): Likewise.
7242 2007-02-03 Tom Tromey <tromey@redhat.com>
7245 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7246 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7248 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7250 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7251 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7252 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7253 config/rs6000/cell.md, config/rs6000/darwin.h,
7254 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7255 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7256 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7257 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7258 typos. Follow spelling conventions.
7259 * doc/invoke.texi: Follow spelling conventions.
7261 2007-02-03 Roger Sayle <roger@eyesopen.com>
7263 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7264 canonicalization transformations that attempt to simplify integer
7265 constant comparisons to become comparisons against zero.
7267 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7269 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7271 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7272 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7274 2007-02-02 Mike Stump <mrs@apple.com>
7276 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7277 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7278 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7279 generate a branch island.
7281 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7283 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7284 (xtensa_legitimate_address_p): New.
7285 (xtensa_legitimize_address): New.
7286 (xtensa_output_addr_const_extra): New.
7287 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7289 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7290 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7291 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7292 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7293 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7294 (xtensa_legitimize_address): New.
7295 (xtensa_output_addr_const_extra): New.
7297 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7299 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7301 2007-02-02 Ian Lance Taylor <iant@google.com>
7303 * expmed.c (expand_divmod): Add comment.
7305 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7307 * emit-rtl.c (renumber_insns): Remove.
7308 * flags.h: Remove the extern for flag_renumber_insns.
7309 * rtl.h: Remove the prototype for renumber_insns.
7310 * toplev.c (flag_renumber_insns): Remove.
7312 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7314 Revert for x86 darwin:
7315 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7317 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7318 code before the following patch under TARGET_MACHO.
7319 (ix86_function_value_regno_p): Likewise.
7321 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7323 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7326 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7329 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7330 general or fp registers. Add comments.
7331 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7333 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7335 * pointer-set.c (insert_aux): Only return insertion slot.
7336 (pointer_set_insert): Adjust.
7337 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7338 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7339 pointer_map_traverse): New.
7340 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7341 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7342 pointer_map_contains, pointer_map_traverse): Declare.
7344 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7347 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7348 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7350 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7352 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7354 (struct _dep): New type.
7355 (dep_t): New typedef.
7356 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7357 (DEP_STATUS): New access macro. The macro with the same name was
7358 renamed to DEP_LINK_STATUS.
7359 (dep_init): Declare function
7361 (struct _dep_link): New type.
7362 (dep_link_t): New typedef.
7363 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7364 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7365 (DEP_LINK_STATUS): New macro.
7366 (debug_dep_links): New debug function.
7368 (struct _deps_list): New type.
7369 (deps_list_t): New typedef.
7370 (DEPS_LIST_FIRST): New access macro.
7371 (FOR_EACH_DEP_LINK): New cycle macro.
7372 (create_deps_list, free_deps_list, delete_deps_list): Declare
7374 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7375 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7376 (copy_deps_list_change_con): Ditto.
7378 (move_dep_link): Declare function.
7380 (struct _dep_node): New type.
7381 (dep_node_t): New typedef.
7382 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7384 (struct haifa_insn_data.back_deps): New field to hold backward
7385 dependencies of the insn.
7386 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7388 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7389 Change its type to deps_list_t.
7390 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7391 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7392 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7394 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7396 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7398 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7400 (dep_cost): Declare.
7402 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7403 (ds_to_dk, dk_to_ds): New functions.
7405 (init_dep_1): New static function.
7406 (init_dep): New function.
7407 (copy_dep): New static function.
7409 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7411 (detach_dep_link): New static function.
7412 (move_dep_link): New function.
7414 (dep_links_consistent_p, dump_dep_links): New static functions.
7415 (debug_dep_links): New debugging function.
7417 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7419 (alloc_deps_list, init_deps_list): New static functions.
7420 (create_deps_list): New function.
7421 (clear_deps_list): New static function.
7422 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7423 (deps_list_consistent_p, dump_deps_list): New static functions.
7424 (debug_deps_list): New function.
7425 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7427 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7429 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7430 use new scheduler dependencies lists.
7431 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7432 (sched_analyze): Ditto. Initialize dependencies lists.
7433 (add_forw_dep, compute_forward_dependences): Update to use new
7434 scheduler dependencies lists.
7436 (init_dependency_caches): Init deps_obstack.
7437 (free_dependency_caches): Free deps_obstack.
7439 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7440 new scheduler dependencies lists.
7441 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7442 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7444 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7445 Update to use new scheduler dependencies lists.
7446 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7447 (debug_dependencies): Ditto.
7448 (schedule_region): Update comments.
7450 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7451 scheduler dependencies lists.
7452 (schedule_ebb): Update comments.
7454 * rtl.def (DEPS_LIST): Remove.
7456 * lists.c (unused_deps_list): Remove.
7457 (free_list): Update assertions.
7459 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7460 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7462 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7463 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7465 * haifa-sched.c (comments): Update.
7466 (insn_cost1): Remove. Inline the code into insn_cost ().
7467 (insn_cost): Update to use new scheduler dependencies lists. Move
7468 processing of the dependency cost to dep_cost ().
7469 (dep_cost): New function. Use it instead of insn_cost () when
7470 evaluating cost of the dependency. Use compatible interface to
7471 interact with the target.
7472 (priority): Update to use new scheduler dependencies lists.
7473 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7474 with greater number of insns that depend on the insn.
7475 (schedule_insn): Update to use new scheduler dependencies lists. Add
7476 code to free backward dependencies lists. Inline and optimize code
7477 from resolve_dep () - see PR28071.
7478 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7479 lists. Update call to targetm.sched.is_costly_dependence hook.
7481 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7482 scheduler dependencies lists.
7484 (resolve_dep): Remove. Move the logic to schedule_insn ().
7485 (init_h_i_d): Initialize dependencies lists.
7487 (process_insn_depend_be_in_spec): Rename to
7488 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7490 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7491 Update to use new scheduler dependencies lists.
7492 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7494 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7495 new scheduler dependencies lists.
7496 (build_intra_loop_deps): Ditto.
7498 * target.h (struct _dep): Declare to use in
7499 gcc_target.sched.is_costly_dependence.
7500 (struct gcc_target.sched.adjust_cost): Fix typo.
7501 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7502 single dep_t parameter instead of an equivalent triad.
7503 (struct gcc_target.sched.adjust_cost_2): Remove.
7505 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7507 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7509 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7511 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7513 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7514 (REG_DEP_TRUE): Document.
7516 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7517 Change signature to correspond to the targetm.sched.adjust_cost hook.
7518 Update use in TARGET_SCHED_ADJUST_COST_2.
7519 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7520 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7521 new scheduler dependencies lists.
7522 (ia64_gen_check): Ditto.
7524 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7527 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7528 signature to correspond to the targetm.sched.is_costly_dependence hook.
7529 (is_costly_group): Update to use new scheduler dependencies lists.
7531 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7532 instead of INSN_COST () macro.
7534 2007-02-01 Ian Lance Taylor <iant@google.com>
7536 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7538 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7540 * pa.md (tp_load): Correct mfctl instruction syntax.
7542 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7544 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7545 altivec_padding_size calculation on AIX. Improve comment, add
7546 assert to verify that it's right.
7548 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7551 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7554 * global.c (global_alloc): Add mising initialization of
7557 2007-02-01 Roger Sayle <roger@eyesopen.com>
7559 * alias.c (init_alias_analysis): Correct whitespace.
7560 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7561 partition_hot_cold_basic_blocks): Likewise.
7562 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7563 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7564 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7565 fold_builtin_snprintf_chk, fold_builtin_printf,
7566 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7567 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7568 * cfgcleanup.c (cleanup_cfg): Likewise.
7569 * cfgexpand.c (tree_expand_cfg): Likewise.
7570 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7571 * function.c (get_next_funcdef_no): Likewise.
7572 * gengtype.c (main): Likewise.
7573 * genmodes.c (main): Likewise.
7574 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7575 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7576 * ifcvt.c (noce_emit_move_insn): Likewise.
7577 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7579 * stor-layout.c (get_best_mode): Likewise.
7580 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7581 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7582 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7583 perform_var_substitution, solve_graph): Likewise.
7584 * tree-vrp.c (vrp_finalize): Likewise.
7586 2007-02-01 Ian Lance Taylor <iant@google.com>
7588 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7589 high part of a paradoxical subreg, return a constant zero.
7591 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7593 * toplev.c (lang_dependent_init): Call init_set_costs.
7594 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7596 2007-02-01 Richard Guenther <rguenther@suse.de>
7599 * fold-const.c (fold_negate_expr): Allow negating a
7600 constant if overflow does not change.
7602 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7604 * doc/c-tree.texi (Expression trees): Improve markup.
7605 * doc/tm.texi (Register Classes, Addressing Modes)
7606 (Floating Point): Fix spacing after abbreviations. Fix some
7609 2007-02-01 Ben Elliston <bje@au.ibm.com>
7611 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7612 * doc/contrib.texi: Likewise.
7613 * doc/install.texi: Likewise.
7615 2007-01-31 Richard Henderson <rth@redhat.com>
7616 Ian Lance Taylor <iant@google.com>
7618 * lower-subreg.c: New file.
7619 * rtl.def (CONCATN): Define.
7620 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7622 * emit-rtl.c (update_reg_offset): New static function, broken out
7623 of gen_rtx_REG_offset.
7624 (gen_rtx_REG_offset): Call update_reg_offset.
7625 (gen_reg_rtx_offset): New function.
7626 * regclass.c: Revert patch of 2006-03-05, restoring
7628 (clear_reg_info_regno): New function.
7629 * dwarf2out.c (concatn_loc_descriptor): New static function.
7630 (loc_descriptor): Handle CONCATN.
7631 * common.opt (fsplit_wide_types): New option.
7632 * opts.c (decode_options): Set flag_split_wide_types when
7634 * timevar.def (TV_LOWER_SUBREG): Define.
7635 * rtl.h (gen_reg_rtx_offset): Declare.
7636 (reg_scan_update): Declare.
7637 * regs.h (clear_reg_info_regno): Declare.
7638 * tree-pass.h (pass_lower_subreg): Declare.
7639 (pass_lower_subreg2): Declare.
7640 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7641 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7643 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7644 * Makefile.in (OBJS-common): Add lower-subreg.o.
7645 (lower-subreg.o): New target.
7647 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7649 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7651 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7654 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7656 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7659 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7661 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7663 * cfgloop.h: Include vec-prim.h.
7664 (enum li_flags): Remove LI_ONLY_OLD.
7665 (loop_iterator): Changed.
7666 (fel_next, fel_init): Iterate over loop tree.
7667 (FOR_EACH_LOOP_BREAK): New macro.
7668 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7670 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7671 * modulo-sched.c (sms_schedule): Ditto.
7672 * tree-vectorizer.c (vectorize_loops): Ditto.
7673 * doc/loop.texi: Update information on loop numbering and behavior of
7674 FOR_EACH_LOOP wrto new loops.
7675 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7676 add_to_evolution_1): Test nestedness of loops instead of comparing
7678 * tree-chrec.c (chrec_fold_plus_poly_poly,
7679 chrec_fold_multiply_poly_poly, chrec_evaluate,
7680 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7681 reset_evolution_in_loop): Ditto.
7682 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7684 2007-01-31 Dirk Mueller <dmueller@suse.de>
7686 * c-common.c (warn_about_parentheses): Separate warning about
7687 un-parenthized sequence of comparison operators from the one
7688 which is supposed to warn about x <= y <= z.
7690 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7692 * optabs.h (enum optab_index): Add new OTI_isinf.
7693 (isinf_optab): Define corresponding macro.
7694 * optabs.c (init_optabs): Initialize isinf_optab.
7695 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7697 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7698 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7700 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7701 expand_builtin_interclass_mathfn.
7702 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7703 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7704 (fxam<mode>2_i387): New insn pattern.
7705 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7706 built-in functions as x87 inline asm.
7708 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7710 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7712 2007-01-30 Eric Christopher <echristo@apple.com>
7714 * config.gcc: Add geode.
7716 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7718 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7719 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7720 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7721 value-prof.c: Fix comment typos.
7723 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7726 * doc/invoke.texi (Wpointer-arith): Document warning.
7728 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7730 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7731 the list of discrepancies from the draft TR.
7733 2007-01-30 Dirk Mueller <dmueller@suse.de>
7736 * doc/invoke.texi (-Wreturn-type): Update description to
7739 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7741 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7743 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7745 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7746 to handle optabs that operate on floating point input argument and
7747 output to integer output.
7748 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7749 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7750 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7751 expand_builtin_interclass_mathfn ().
7752 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7754 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7755 ilogbl built-in functions as x87 intrinsics.
7757 2007-01-30 Richard Guenther <rguenther@suse.de>
7760 * dwarf2out.c (reference_to_unused): Query varpool if the
7761 variable was output.
7763 2007-01-30 Richard Guenther <rguenther@suse.de>
7766 * passes.c (execute_one_pass): Reset in_gimple_form to not
7767 confuse non-unit-at-a-time mode.
7769 2007-01-29 Roger Sayle <roger@eyesopen.com>
7770 Richard Guenther <rguenther@suse.de>
7772 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7773 avoid undefined behaviour on overflow. Use force_fit_type_double
7774 to construct the constant with the specified TREE_OVERFLOW.
7776 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7778 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7779 * config/dfp-bit.h: Ditto.
7781 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7783 * c-decl.c (pop_scope): Replace warnings with call to
7784 warn_for_unused_label.
7785 * c-common.h (warn_for_unused_label): Declare.
7786 * c-common.c (warn_for_unused_label): Define.
7788 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7790 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7793 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7795 * Makefile.in (USER_H): Remove decfloat.h.
7796 * ginclude/decfloat.h: Delete, moving contents to ...
7797 * ginclude/float.h: Add support for decimal floating point,
7798 guarded by __STDC_WANT_DEC_FP__.
7800 2007-01-29 Mike Stump <mrs@apple.com>
7802 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7803 Analysis and Representation to resolve case insensitive conflict.
7804 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7806 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7808 * tree.h (struct tree_memory_tag): Add aliases member.
7809 (MTAG_ALIASES): New macro.
7810 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7811 (add_may_alias): Remove pointer-set. Update for may_aliases being
7813 (mark_aliases_call_clobbered): Update for may_aliases being a
7815 (compute_tag_properties): Ditto.
7816 (create_partition_for): Ditto.
7817 (compute_memory_partitions): Ditto.
7818 (dump_may_aliases_for): Ditto.
7819 (is_aliased_with): Ditto.
7820 (add_may_alias_for_new_tag): Ditto.
7821 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7822 (compute_is_aliased): New function.
7823 (compute_may_aliases): Call compute_is_aliased).
7824 (init_alias_info): Initialize alias_bitmap_obstack.
7825 (union_alias_set_into): New function.
7826 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7827 (have_common_aliases_p): Rewrite to take two bitmaps and use
7829 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7831 (finalize_ref_all_pointers): Update for add_may_alias changes.
7832 (new_type_alias): Ditto.
7833 * tree-flow-inline.h (may_aliases): Return a bitmap.
7834 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7835 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7836 may_aliases being a bitmap.
7837 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7838 may_aliases now returns a bitmap.
7839 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7841 * tree-ssa-operands.c (add_virtual_operand): Update for
7842 may_aliases being a bitmap.
7844 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7846 PR tree-optimization/30630
7847 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7848 variable as changed.
7850 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7853 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7854 expanded only once even if an error occurs.
7856 2007-01-29 Ben Elliston <bje@au.ibm.com>
7858 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7859 (__gcov_average_profiler): Likewise.
7860 (__gcov_ior_profiler): Likewise.
7861 (__gcov_merge_ior): Likewise.
7863 2007-01-28 Jan Hubicka <jh@suse.cz>
7865 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7866 * value-prof.c (stringop_block_profile): Likewise.
7868 2007-01-28 Jan Hubicka <jh@suse.cz>
7870 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7871 variant handling histograms; add wrapper.
7872 (clear_storage_via_libcall): Export.
7873 (emit_block_move_hints): Break out from ...; add histograms.
7874 (emit_block_move): ... this one.
7875 (clear_storage_hints): Break out from ...; add histograms.
7876 (clear_storage): ... this one.
7877 (set_storage_via_memset): Handle histogram.
7878 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7879 (clear_storage_hints, clear_storage_via_libcall): Declare.
7880 (set_storage_via_setmem): Update prototype.
7881 * doc/md.texi (movmem, setmem): Document new arguments.
7883 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7885 (stringop_block_profile): New global function.
7886 (tree_stringops_values_to_profile): Profile block size and alignment.
7887 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7889 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7890 (stringop_block_profile): Declare.
7891 * builtins.c: Include value-prof.h.
7892 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7893 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7894 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7895 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7896 * profile.c (instrument_values): Add new counters.
7897 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7899 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7900 (tree_init_edge_profiler): Build new profilers.
7901 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7902 (pass_tree_profile): Add dump.
7903 (tree_profile_hooks): Update.
7904 * Makefile.in (LIBGCOV): Add new constants.
7905 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7906 __gcov_ior_profiler): New.
7907 * i386.md (movmem/setmem expanders): Add new optional arguments.
7909 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7911 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7913 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7915 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7916 (tree_unswitch_single_loop): Pass eni_size_weights to
7917 tree_num_loop_insns.
7918 * tree-ssa-loop-manip.c: Include tree-inline.h.
7919 (can_unroll_loop_p): Pass eni_size_weights to
7920 tree_num_loop_insns.
7921 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7922 Pass eni_size_weights to estimate_num_insns.
7923 * tree.h (init_inline_once): Export.
7924 * toplev.c (backend_init): Call init_inline_once.
7925 * cgraphunit.c (cgraph_process_new_functions,
7926 cgraph_analyze_function): Pass eni_inlining_weights to
7928 * ipa-inline.c (compute_inline_parameters): Ditto.
7929 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7930 to estimate_num_insns.
7931 (try_unroll_loop_completely): Pass eni_size_weights to
7932 tree_num_loop_insns.
7933 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7934 ot estimate_num_insns.
7935 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7936 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7937 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7938 eni_time_weights): New variables.
7939 (init_inline_once): Initialize them.
7940 (struct eni_data): Mew.
7941 (estimate_num_insns_1, estimate_num_insns): Use weights.
7942 * tree-inline.h (struct eni_weights_d): New.
7943 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7944 (estimate_num_insns): Declaration changed.
7945 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7946 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7947 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7949 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7951 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7952 relations in the conflict function is valid.
7954 2007-01-27 Ian Lance Taylor <iant@google.com>
7956 * common.opt: Add fstrict-overflow.
7957 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7958 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7959 (TYPE_OVERFLOW_UNDEFINED): Define.
7960 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7962 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7963 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7964 (fold_negate_expr): Likewise.
7965 (make_range): Likewise.
7966 (extract_muldiv_1): Likewise.
7967 (maybe_canonicalize_comparison): Likewise.
7968 (fold_comparison): Likewise.
7969 (fold_binary): Likewise.
7970 (tree_expr_nonnegative_p): Likewise.
7971 (tree_expr_nonzero_p): Likewise.
7972 * tree-vrp.c (compare_values): Likewise.
7973 (extract_range_from_binary_expr): Likewise.
7974 (extract_range_from_unary_expr): Likewise.
7975 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7977 (nowrap_type_p): Likewise.
7978 * tree-scalar-evolution.c (simple_iv): Likewise.
7979 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7980 (build_range_check): Likewise.
7981 (extract_muldiv_1): Likewise.
7982 (fold_comparison): Likewise.
7983 * tree-vrp.c (vrp_int_const_binop): Likewise.
7984 (extract_range_from_unary_expr): Likewise.
7985 * convert.c (convert_to_integer): Likewise.
7986 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7987 (fold_comparison): Likewise.
7988 (fold_binary): Likewise.
7989 * optabs.c (optab_for_tree_code): Likewise.
7990 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7991 * simplify-rtx.c (simplify_const_relational_operation): Check
7992 flag_strict_overflow and flag_trapv.
7993 (simplify_const_relational_operation): Likewise.
7994 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7995 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7998 2007-01-27 Roger Sayle <roger@eyesopen.com>
8000 * tree.c (tree_fold_gcd): Delete.
8001 * tree.h (tree_fold_gcd): Remove prototype.
8002 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8003 test whether one constant integer is a multiple of another. Instead
8004 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8005 * fold-const.c (multiple_of_p): We've determined both TOP and
8006 BOTTOM are integer constants so we can call int_const_binop directly
8007 instead of the more generic const_binop.
8009 2007-01-27 Roger Sayle <roger@eyesopen.com>
8011 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8012 1*X check that the constant hasn't overflowed, to preserve the
8014 (round_up): Provide an efficient implementation when rouding-up an
8015 INTEGER_CST to a power-of-two.
8017 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8019 * doc/sourcebuild.texi: Add comma for clarity.
8020 * doc/extend.texi: Fix some typos.
8021 * doc/passes.texi: Likewise.
8022 * doc/cppinternals.texi: Likewise.
8023 * doc/c-tree.texi: Likewise.
8024 * doc/tree-ssa.texi: Likewise.
8025 * doc/install.texi: Likewise.
8027 2007-01-27 Jan Hubicka <jh@suse.cz>
8029 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8030 (pass_sra): Do not require alias information.
8031 * passes.c (init_optimization_passes): Add SRA
8033 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8035 * tracer.c (rest_of_handle_tracer): We already cleaned
8036 up the CFG in tracer() so don't do it here again.
8037 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8038 cleanup_cfg here, either. And don't call renumber_insns.
8040 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8041 and BB_HEAD are in the insn stream here. Instead make sure
8042 that BB_INSN is valid on all insns. Also, do check here that
8043 there are no pending branch predictions...
8044 (rtl_verify_flow_info): ...instead of doing it here. Checks
8045 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8048 2007-01-26 Roger Sayle <roger@eyesopen.com>
8050 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8051 function to simplify/factorize operand order canonicalization.
8052 (ix86_fixup_binary_operands): Reorganize using the above function.
8053 (ix86_binary_operator_ok): Likewise.
8055 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8057 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8058 file scope from optimize_attrs.
8059 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8061 (optimize_attrs): Clear insn_code_values after freeing it.
8063 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8065 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8066 a parts.base assignment.
8068 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8070 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8071 (compute_subscript_distance, initialize_data_dependence_relation,
8072 finalize_ddr_dependent, analyze_ziv_subscript,
8073 analyze_siv_subscript_cst_affine,
8074 compute_overlap_steps_for_affine_univar,
8075 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8076 analyze_siv_subscript, analyze_miv_subscript,
8077 analyze_overlapping_iterations, subscript_dependence_tester_1,
8078 compute_self_dependence, free_dependence_relation): Work
8079 with affine_fn instead of chrecs.
8080 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8081 common_affine_function, affine_function_base,
8082 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8083 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8084 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8085 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8086 (all_chrecs_equal_p): Removed.
8087 * tree-data-ref.h (affine_fn, conflict_function): New types.
8088 (struct subscript): Change type of conflicting_iterations_in_a
8089 and conflicting_iterations_in_b.
8091 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8094 * config/pa/pa.h (TARGET_HPUX_11): New.
8095 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8096 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8098 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8099 Richard Guenther <rguenther@suse.de>
8101 * tree-ssa-structalias.c (solve_graph): Handle case
8102 we merged the variable to another.
8104 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8106 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8109 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8110 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8112 2007-01-25 DJ Delorie <dj@redhat.com>
8114 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8115 allow changes to modes which don't fit in those registers.
8117 * reload1.c (choose_reload_regs): Check for invalid subregs before
8118 computing their locations, not after.
8120 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8123 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8124 save Altivec registers in an eh_return function.
8125 (compute_vrsave_mask): Likewise.
8126 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8127 for saving Altivec registers.
8128 (rs6000_emit_prologue): Don't allocate stack twice in
8129 eh_return function. Correct expected value of altivec_save_offset
8130 when using save_world. Describe save of R0 to stack when using
8131 save_world. Describe stack pointer adjustment when using
8132 save_world. Remove duplicated eh_return parameter register saving.
8133 Update sp_offset variable after save_world.
8134 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8136 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8137 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8140 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8142 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8144 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8147 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8148 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8150 2007-01-25 Richard Guenther <rguenther@suse.de>
8152 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8153 * common.opt (-Wcoverage-mismatch): New warning option.
8154 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8155 if -Wcoverage-mismatch is given.
8157 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8159 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8160 (ipcp_driver): Change to static definition.
8161 Add dumping of the ifunctions.
8162 (constant_val_insert): Remove unused parameter. Support for SSA.
8163 (ipcp_propagate_const): Support for SSA.
8164 (ipcp_profile_bb_print): Print only analyzed nodes.
8165 (ipcp_replace_map_create): Remove support for Fortran constant
8167 * ipa-prop.c (ipa_method_modify_stmt,
8168 ipa_callsite_compute_param): Support for SSA.
8169 * ipa-prop.h (ipcp_driver): Remove declaration.
8170 (IS_VALID_TREE_MAP_INDEX): Add define.
8172 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8174 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8176 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8179 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8180 constant argument to cabs and do it without checking for
8181 -funsafe-math-optimizations.
8183 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8185 * c-common.h (RID_FIRST_CXX0X): New.
8186 (RID_LAST_CXX0X): New.
8187 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8189 * c.opt (Wc++0x-compat): New.
8190 * doc/invoke.texi (-Wc++0x-compat): Document.
8192 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8194 * builtins.c (fold_builtin_carg): New.
8195 (fold_builtin_1): Use it.
8197 2007-01-24 Jan Hubicka <jh@suse.cz>
8199 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8201 * ipa-inline.c (initial_insns, max_insns): Delete.
8202 (compute_max_insns): New function.
8203 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8204 of insns as base for code growth.
8205 (cgraph_decide_inlining): Make initial_insns local; do not compute
8207 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8208 * doc/invoke.texi (inline-unit-growth): Update docs.
8210 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8212 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8213 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8214 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8215 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8216 for CPUs that have PTA_CX16 set.
8219 * gimplify.c (omp_check_private): New function.
8220 (gimplify_scan_omp_clauses): Use it for
8221 firstprivate/lastprivate/reduction.
8224 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8225 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8228 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8229 If lower_lastprivate_clauses emits some statements, append them
8230 to dlist rather than body_p and to body_p append an initializer.
8231 (lower_omp_for): Adjust caller.
8233 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8235 * target.h (globalize_decl_name): New.
8236 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8237 * output.h (default_globalize_decl_name): New.
8238 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8240 (globalize_decl): Ditto.
8241 (default_globalize_decl_name): New.
8242 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8243 (ia64_handle_version_id_attribute): New.
8244 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8245 (ia64_asm_output_external): Use globalize_decl_name instead
8247 * doc/extend.texi (version_id): New pragma.
8248 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8250 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8252 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8253 _uleb128_t and _Unwind_SWord with _sleb128_t.
8254 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8255 uw_frame_state_for, uw_update_context_1): Likewise.
8256 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8257 * unwind-pe.h (read_uleb128, read_sleb128,
8258 read_encoded_value_with_base): Likewise.
8259 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8261 2007-01-24 Richard Guenther <rguenther@suse.de>
8263 * builtins.c (expand_builtin_cexpi): Get the fndecl
8264 for cexp in the correct way.
8266 2007-01-24 Jan Hubicka <jh@suse.cz>
8268 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8270 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8272 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8273 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8274 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8275 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8276 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8277 __SIZEOF_PTRDIFF_T__.
8278 * doc/cpp.texi: Documentation for the new builtin macros added.
8280 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8282 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8283 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8284 instead of operands[2] to avoid access past the end of array.
8286 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8288 * reload1.c (emit_reload_insns): Pass the reload register
8289 for a non-spill output reload through forget_old_reloads_1.
8291 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8293 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8294 _SOFT_DOUBLE if doubles use software floating-point.
8295 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8296 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8297 * config/rs6000/darwin-ldouble.c: Also compile functions for
8298 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8299 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8300 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8301 commented-out long double override.
8302 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8303 * config/rs6000/eabispe.h: Likewise.
8304 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8305 long double for non-SPE.
8306 (rs6000_handle_option): Likewise.
8307 (invalid_e500_subreg): Disallow more subregs involding DImode,
8308 DFmode, TImode or TFmode.
8309 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8311 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8313 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8314 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8316 (rs6000_legitimate_address): Also check for TFmode for E500
8318 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8319 (spe_build_register_parallel): Handle TFmode and TCmode.
8320 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8322 (function_arg): Handle TFmode and TCmode for E500 double.
8323 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8325 (print_operand): Handle TFmode and TImode for %y.
8326 (rs6000_generate_compare): Handle TFmode comparisons for E500
8328 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8329 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8330 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8331 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8332 TFmode for E500 double.
8333 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8334 (floatsidf2): Enable for E500 double.
8335 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8336 (extenddftf2): Change to extenddftf2_fprs.
8337 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8338 depending on TARGET_E500_DOUBLE.
8339 (extendsftf2): Enable for E500 double.
8340 (trunctfdf2): Enable for E500 double.
8341 (trunctfsf2): Change to trunctfsf2_fprs.
8342 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8343 depending on TARGET_E500_DOUBLE.
8344 (floatsitf2): Enable for E500 double.
8345 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8346 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8347 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8348 (negtf2): Change to negtf2_internal.
8349 (negtf2): New expander.
8350 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8351 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8352 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8353 (movdi_internal32): Use rs6000_nonimmediate_operand.
8354 (unnamed splitter): Likewise.
8355 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8356 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8357 (SPE64TF, DITI): New mode macros.
8358 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8361 (frob_<mode>_di_2): New.
8362 (frob_tf_di_8_2): New.
8363 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8365 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8367 (frob_ti_<mode>_8_2): New.
8368 (frob_ti_tf_2): New.
8369 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8370 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8372 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8373 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8374 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8375 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8376 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8377 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8380 2007-01-23 Ian Lance Taylor <iant@google.com>
8382 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8384 (OBJS-archive): Reformat, alphabetize.
8385 (OBJS): Change out_object_file to OBJS-md.
8387 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8389 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8390 JUMP_P and CALL_P predicates where applicable.
8391 * config/i386/i386.c: Ditto.
8392 * config/i386/i386.md: Ditto.
8393 * config/i386/mmx.md: Ditto.
8394 * config/i386/predicates.md: Ditto.
8396 2007-01-22 Andreas Schwab <schwab@suse.de>
8398 * config/m68k/m68k.h: Fix comment.
8400 2007-01-22 Jan Hubicka <jh@suse.cz>
8402 * passes.c (init_optimization_passes): Do not rerun
8403 pass_early_warn_uninitialized.
8405 2007-01-22 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/30038
8408 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8410 (execute_cse_sincos_1): Likewise.
8411 (execute_cse_sincos): Likewise.
8412 (gate_cse_sincos): Likewise.
8413 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8414 the cexpi() canonicalization of sincos().
8415 * tree-pass.h (pass_cse_sincos): Declare.
8416 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8418 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8420 PR rtl-optimization/29329
8421 * combine.c (replaced_rhs_insn): Rename to i2mod.
8422 (replaced_rhs_value): Rename to i2mod_new_rhs.
8423 (i2mod_old_rhs): New global variable.
8424 (combine_instructions): Adjust for above change. Save a copy of
8425 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8426 note are substituted in the second instruction.
8427 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8428 ditch the note if it pertains to the second eliminated register
8429 and this register is mentioned in i2mod_old_rhs.
8432 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8434 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8435 the insn to which the note was originally attached.
8437 2007-01-21 Jan Hubicka <jh@suse.cz>
8439 * ipa-inline.c (inlining_mode): Comment, move up.
8440 (cgraph_decide_inlining_incrementally): Do not perform inlining
8441 itself; fix handling of flattening of self recursive functions.
8442 (cgraph_find_cycles): Remove.
8443 (cgraph_flatten_node): Remove.
8444 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8445 (try_inline): New function.
8446 (cgraph_early_inlining): Update call of
8447 cgraph_decide_inlining_incrementally. Apply inlining here.
8448 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8450 2007-01-21 Dirk Mueller <dmueller@suse.de>
8453 * tree-vrp.c (check_array_bounds): do not warn
8454 about ADDR_EXPR's of ARRAY_REF's which are immediately
8455 used in binary expressions.
8457 2007-01-21 Ira Rosen <irar@il.ibm.com>
8459 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8460 read_write_dep and macros for its access.
8461 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8462 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8463 argument, call vect_check_interleaving for every independent pair of
8464 data-refs. Mark loads that access the same memory location as a store
8466 (vect_check_dependences): Remove.
8467 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8468 call, fix the call to vect_analyze_data_ref_dependence.
8469 (vect_analyze_data_ref_access): For statements that access the same
8470 data-ref, check that they are not stores; for loads, check that there
8471 is no store that access the same location.
8473 2007-01-20 Roger Sayle <roger@eyesopen.com>
8474 Joseph Myers <joseph@codesourcery.com>
8476 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8477 (-fdump-rtl-stack): Likewise.
8478 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8479 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8480 (-mpt-fixed): Use @minus{} for minus sign.
8481 (Using Precompiled Headers): Fix under/overfull hbox.
8483 2007-01-20 Jan Hubicka <jh@suse.cz>
8485 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8486 place within annotation.
8488 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8490 * pa.c (output_move_double): Change array size of xoperands to 4.
8492 2007-01-20 Jan Hubicka <jh@suse.cz>
8494 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8497 2007-01-19 Ian Lance Taylor <iant@google.com>
8499 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8500 constant to unsigned HOST_WIDE_INT before negating.
8502 2007-01-19 Ian Lance Taylor <iant@google.com>
8504 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8506 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8507 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8508 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8509 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8510 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8511 (realloc_vdef, realloc_vuse): Change second parameter to
8513 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8515 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8516 unsigned. Change x and lim locals to unsigned.
8517 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8519 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8520 (copy_virtual_operands): Change i and n locals to unsigned.
8522 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8525 * builtins.c (fold_builtin_1): Handle builtin fdim.
8527 2007-01-20 Jan Hubicka <jh@suse.cz>
8529 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8530 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8531 init_alias_heapvars.
8532 (init_alias_heapvars): Initialize only when not already initialized.
8533 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8535 2007-01-19 Roger Sayle <roger@eyesopen.com>
8537 * common.opt (fsigned-zeros): New command line option.
8538 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8539 of flag_unsafe_math_optimizations.
8540 * opts.c (set_fast_math_flags): The -ffast-math command line option
8541 implies -fno-signed-zeros.
8542 (fast_math_flags_set_p): Likewise.
8544 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8545 the documentation of -ffast-math appropriately. Wrap long lines.
8547 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8549 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8550 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8552 2007-01-19 Tomas Bily <tbily@suse.cz>
8554 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8556 (tree_init_ic_make_global_vars): New function
8557 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8558 (tree_gen_ic_profiler): New function
8559 (tree_gen_ic_func_profiler): New function
8560 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8561 (tree_profile_hooks): Added hook for indirec/virtual calls
8562 * value-prof.c (tree_find_values_to_profile): New case for
8564 (tree_values_to_profile): Call for determining indirect/virtual
8566 (tree_indirect_call_to_profile): New function
8567 (tree_ic_transform): New function
8568 (tree_ic): New function
8569 (find_func_by_pid): New function
8570 (init_pid_map): New function
8571 (tree_value_profile_transformations): Added check for
8572 indirect/virtual call transformation
8573 * value-prof.h (enum hist_type): New counter type for
8574 indirect/virtual calls
8575 (profile_hooks): Added new hook for profiling indirect/virtual
8577 * profile.c (instrument_values): New case for indirect/virtual
8579 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8580 (GCOV_COUNTER_V_INDIR): New counter type
8581 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8582 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8584 * cgraph.c: Definition of cgraph_max_pid
8585 (cgraph_create_node): Default init of pid attribute
8586 * cgraph.h: Declaration of cgraph_max_pid
8587 (struct cgraph_node): Added pid attribute
8588 * libgcov.c (__gcov_indirect_call_profiler): New function
8589 (__gcov_one_value_profiler_body): New function
8590 (__gcov_one_value_profiler): Body was moved to
8591 __gcov_one_value_profiler_body and calls it
8593 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8595 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8596 * gengtype.c (write_types_data, write_func_for_structure,
8597 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8598 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8599 (walk_type, write_func_for_structure): Generate the mark_hook if
8602 2007-01-19 Jan Hubicka <jh@suse.cz>
8604 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8605 'early' argument take inlining mode argument specifying whether to
8606 inline for size/speeed or all functions; add support for flattening;
8608 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8610 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8613 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8614 the name of the declared identifier.
8616 2007-01-19 Dirk Mueller <dmueller@suse.de>
8618 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8619 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8620 duplicate evaluation.
8622 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8624 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8625 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8626 to XFMode, use acosxf2 and truncate result to requested mode.
8627 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8628 (asin<mode>2): Similarly, with asin expanders.
8629 (*fscalexf4_i387): Rename from *fscalexf4.
8630 (expNcorexf3): New expander.
8631 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8632 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8633 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8634 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8635 patterns for SSE math.
8636 (exp10<mode>2): Similarly, with exp10 expanders.
8637 (exp2<mode>2): Similarly, with exp2 expanders.
8638 (expm1<mode>2): Similarly, with expm1 expanders.
8639 (ldexp<mode>3): Similarly, with ldexp expanders.
8640 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8641 Use gen_truncxf<mode>2_i387_noop to truncate result.
8643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8645 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8646 for ColdFire targets.
8648 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8649 Richard Sandiford <richard@codesourcery.com>
8651 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8652 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8653 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8654 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8655 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8656 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8658 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8660 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8661 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8662 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8663 (*adddi_dilshr32_cf): New pattern.
8664 (adddi3, subdi3): Remove first alternatives.
8666 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8668 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8669 implemented using move.l, do not use its cc result for floating-point
8672 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8674 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8675 from accepting 's' constraints if flag_pic.
8677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8679 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8680 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8681 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8682 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8684 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8686 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8687 ColdFire alternatives.
8688 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8689 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8690 architectures that support ff1 instruction.
8692 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8693 Julian Brown <julian@codesourcery.com>
8695 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8696 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8697 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8700 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8702 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8704 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8705 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8706 HOST_WIDE_INT instead of an rtx.
8707 (m68k_rtx_costs): Update call accordingly.
8708 (output_move_const_into_data_reg): Likewise. Fix formatting.
8709 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8711 (output_move_simode_const): Update calls after above changes.
8712 Rework to use automatic variables and predicates like MEM_P.
8713 * config/m68k/m68k.md (pushexthisi_const): Update call to
8716 2007-01-19 Dirk Mueller <dmueller@suse.de>
8718 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8721 2007-01-19 Richard Guenther <rguenther@suse.de>
8723 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8724 via cexp in case sincos is not available.
8726 2007-01-19 Richard Guenther <rguenther@suse.de>
8728 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8729 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8730 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8731 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8732 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8733 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8734 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8735 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8737 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8741 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8742 (atan2xf3): Directly generate RTL pattern.
8743 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8744 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8745 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8746 disable patterns for SSE math.
8747 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8748 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8749 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8750 disable patterns for SSE math.
8752 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8754 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8756 2007-01-18 Roger Sayle <roger@eyesopen.com>
8758 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8759 VIEW_CONVERT_EXPR to the same type as it's operand.
8761 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8763 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8764 configured for long double 128.
8766 2007-01-18 Mike Stump <mrs@apple.com>
8768 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8771 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8773 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8776 2007-01-18 Jan Hubicka <jh@suse.cz>
8778 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8779 greater than NUM_VOP_FREE_BUCKETS.
8781 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8783 * tree-ssa-structalias.c: Update comments.
8784 (ptabitmap_obstack): Removed.
8786 (oldpta_obstack): Ditto.
8787 (stats): Add a few members.
8788 (struct variable_info): Remove node, complex, address_taken, and
8789 indirect_target members. Add oldsolution member.
8790 (new_var_info): Do not initialize removed members.
8791 (constraint_expr_type): Remove INCLUDES.
8792 (constraint_graph): Add size, implicit_preds, rep,
8793 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8794 (FIRST_REF_NODE): New macro.
8795 (LAST_REF_NODE): Ditto.
8796 (FIRST_ADDR_NODE): Ditto.
8797 (find): New function.
8799 (dump_constraint): Do not handle INCLUDES.
8800 (insert_into_complex): Do not insert duplicate constraints.
8801 (condense_varmap_nodes): Renamed and rewritten into ...
8802 (merge_node_constraints): This. Also fix bug in handling of
8803 offseted copy constraints.
8804 (clear_edges_for_node): No longer need to deal with preds at all,
8805 or removing associated preds/succs.
8806 (merge_graph_nodes): Deal with indirect_cycles.
8807 Don't deal with predecessors.
8808 (add_implicit_graph_edge): New function.
8809 (add_pred_graph_edge): Ditto.
8810 (add_graph_edge): Don't deal with predecessors.
8811 (build_constraint_graph): Removed.
8812 (build_pred_graph): New function.
8813 (build_succ_graph): Ditto.
8814 (struct scc_info): Removed in_component. Added roots, dfs, and
8815 node_mapping. Remove visited_index, unification_queue.
8816 (scc_visit): Deal with union-find we do now.
8817 Deal with cycles with REF nodes.
8818 (collapse_nodes): Renamed and rewritten to ...
8819 (unify_nodes): This.
8820 (process_unification_queue): Removed.
8821 (topo_visit): Cleanup
8822 (do_da_constraint): Use find.
8823 (do_sd_constraint): Ditto.
8824 (do_ds_constraint): Ditto.
8825 (do_complex_constraint): Ditto.
8826 (init_scc_info): Update for removed and added members.
8827 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8828 (find_indirect_cycles): This.
8829 (equivalence_class): New variable.
8830 (label_visit): New function.
8831 (perform_variable_substitution): Rewritten.
8832 (free_var_substitution_info): New function.
8833 (find_equivalent_node): Ditto.
8834 (move_complex_constraints): Ditto.
8835 (eliminate_indirect_cycles): Ditto.
8836 (solve_graph): Only propagate changed bits.
8837 Use indirect cycle elimination.
8839 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8840 (tree_id_eq): Renamed to ...
8841 (tree_vi_eq): This. Update for member change
8842 (insert_id_for_tree): Renamed and rewritten to ...
8843 (insert_vi_for_tree): This.
8844 (lookup_id_for_tree): Renamed and rewritten to ...
8845 (lookup_vi_for_tree): This.
8846 (get_id_for_tree): Renamed and rewritten to ...
8847 (get_vi_for_tree): Ditto.
8848 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8849 (process_constraint): Don't handle INCLUDES.
8850 Remove special ADDRESSOF case.
8851 (find_func_aliases): Rewrite to use vi functions instead of id
8853 (create_function_info_for): Ditto.
8854 (create_variable_info_for): Ditto.
8855 (intra_create_variable_infos): Ditto.
8856 (merge_smts_into): Ditto.
8857 (find_what_p_points_to): Ditto.
8858 (init_base_vars): Ditto.
8859 (init_alias_vars): Ditto.
8860 (remove_preds_and_fake_succs): New function.
8861 (dump_sa_points_to_info): Dump new stats.
8862 (dump_solution_for_var): Use find.
8863 (set_used_smts): Fix formatting.
8864 (compute_points_to_sets): Updated for new functions.
8865 (ipa_pta_execute): Ditto.
8867 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8868 Richard Sandiford <richard@codesourcery.com>
8870 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8872 * calls.c (expand_call): If the return value is a PARALLEL,
8873 extract its first member.
8874 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8875 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8876 use FUNCTION_EXTRA_EPILOGUE.
8877 (m68k_function_value): Return a PARALLEL if the return value
8878 is of a pointer type.
8879 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8880 (FUNCTION_EXTRA_EPILOGUE): Remove.
8881 * config/m68k/m68k.md (D0_REG): New constant.
8883 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8885 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8886 output a NOP for empty epilogues.
8888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8890 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8891 before function. Extend register save check to include all
8892 registers, not just integer ones.
8894 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8896 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8897 (m68k_use_return_insn): ...this.
8898 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8899 * config/m68k/m68k.c (use_return_insn): Rename to...
8900 (m68k_use_return_insn): ...this.
8901 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8904 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8906 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8907 nearest even, fix denormal rounding overflow.
8909 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8911 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8912 f%$smove and f%$move.
8913 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8914 (extendsfdf2_cf): Use fdmove instead of f%&move.
8915 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8916 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8920 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8925 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8926 (coldfire_single_format): Declare.
8927 (coldfire_double_format): Likewise.
8928 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8929 of qnan_msb_set to determine the lower bits of a canonical
8931 (encode_ieee_double): Likewise.
8932 (encode_ieee_quad): Likewise.
8933 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8934 (mips_single_format): Likewise.
8935 (ieee_double_format): Likewise.
8936 (mips_double_format): Likewise.
8937 (ieee_extended_motorola_format): Likewise.
8938 (ieee_extended_intel_96_format): Likewise.
8939 (ieee_extended_intel_128_format): Likewise.
8940 (ieee_extended_intel_96_round_53_format): Likewise.
8941 (ibm_extended_format): Likewise.
8942 (mips_extended_format): Likewise.
8943 (ieee_quad_format): Likewise.
8944 (mips_quad_format): Likewise.
8945 (vax_f_format): Likewise.
8946 (vax_d_format): Likewise.
8947 (vax_g_format): Likewise.
8948 (i370_single_format): Likewise.
8949 (i370_double_format): Likewise.
8950 (decimal_single_format): Likewise.
8951 (decimal_double_format): Likewise.
8952 (decimal_quad_format): Likewise.
8953 (c4x_single_format): Likewise.
8954 (c4x_extended_format): Likewise.
8955 (real_internal_format): Likewise.
8956 (coldfire_single_format): New real_format.
8957 (coldfire_double_format): Likewise.
8958 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8959 canonical_nan_lsbs_set.
8960 (pdp11_d_format): Likewise.
8961 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8962 if TARGET_COLDFIRE_CPU.
8964 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8966 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8967 (output_call, m68k_legitimize_call_address): Declare.
8968 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8969 parenthesees. Add support for a 'W' constraint.
8970 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8971 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8972 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8973 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8975 (override_options): Initialize them. Do not set flag_no_function_cse
8976 for TARGET_ID_SHARED_LIBRARY.
8977 (m68k_output_pic_call): Delete.
8978 (m68k_legitimize_call_address): New function.
8979 (print_operand): Remove the %o prefix. Handle the %p prefix.
8980 (output_call): New function.
8981 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8982 target address from the GOT if symbolic jumps are not allowed.
8983 * config/m68k/m68k.md (call, general_operand): Do not set
8984 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8985 Merge separate flag_pic and !flag_pic define_insns into...
8986 (*call, *call_value): ...these new patterns. Match the address
8987 rather than the containing MEM and require it to be a call_operand.
8988 Use output_call to generate the asm template.
8989 * config/m68k/predicates.md (const_call_operand): New predicate.
8990 (call_operand): Likewise.
8992 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8994 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8995 (STACK_GROWS_DOWNWARD): Define to 1.
8996 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8997 comments, emphasizing that these values are only defaults.
8998 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8999 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9001 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9003 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9005 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9006 Richard Sandiford <richard@codesourcery.com>
9008 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9009 (FP_REGNO_P): New macros.
9010 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9011 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9012 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9013 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9015 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9017 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9018 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9020 * config/m68k/t-floatlib: New file, extracting common code from...
9021 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9022 * config/m68k/t-uclinux: Here.
9023 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9024 routines on ColdFire targets.
9026 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9028 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9029 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9030 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9031 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9032 explicitly set MOTOROLA to 1.
9033 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9036 Nathan Sidwell <nathan@codesourcery.com>
9038 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9039 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9040 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9041 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9042 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9043 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9044 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9045 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9046 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9047 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9048 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9049 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9050 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9051 (DBX_REGISTER_NUMBER): Delete.
9052 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9053 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9054 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9056 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9058 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9059 * config/flat.h: New file.
9060 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9062 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9063 indirect references for -msep-data or -mid-shared-library.
9064 Do not use PC-relative code addresses either.
9065 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9067 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9068 for shared libraries and crt1.o for executables. Use crti.o and
9070 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9071 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9072 Do not add -elf2flt or -shared-lib-id options here.
9073 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9074 Pass -shared-lib-id if -mid-shared-library, taking the library
9075 identifier from -mshared-library-id if given, otherwise
9077 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9078 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9079 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9080 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9081 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9082 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9084 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9085 jump sequence for ISA A and ISA A+.
9086 (PICJUMP): Likewise.
9088 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9090 * config.gcc (m68k-*-uclinux*): Base the port on the common
9091 and m68k GNU/Linux files rather than on the generic ELF ones.
9092 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9093 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9095 2007-01-18 Julian Brown <julian@codesourcery.com>
9096 Richard Sandiford <richard@codesourcery.com>
9098 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9099 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9100 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9102 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9104 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9106 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9108 * doc/install.texi: Document m68k-uclinuxoldabi.
9109 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9110 * config/m68k/uclinux-oldabi.h: New file, copied from
9111 config/m68k/uclinux.h.
9113 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9115 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9116 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9117 (m32r_compute_frame_size): Use unsigned for regno.
9118 (m32r_reload_lr): Use gen_frame_mem.
9120 (m32r_output_function_epilogue): Don't output the function epilogue
9122 (m32r_expand_epilogue): New.
9123 (direct_return): Return false if the function has the interrupt
9125 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9126 * config/m32r/m32r.md (epilogue): New expander.
9127 (return_lr, return_rte): New insns.
9128 (return): Make it expander.
9129 (return_normal): New expander.
9131 2007-01-18 Josh Conner <jconner@apple.com>
9134 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9135 support for UNLE, UNLT, UNGE, and UNGT.
9137 2007-01-18 Jan Hubicka <jh@suse.cz>
9139 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9140 * tree-tailcall (add_virtual_phis): Likewise.
9141 (optimize_tail_call): Return TODOs.
9142 (execute_tail_calls): Return TODOs.
9143 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9144 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9146 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9147 Cleanup cfg using TODO.
9148 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9149 * passes.c (execute_function_todo): When cleanup did something, remove
9151 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9152 (make_edges): Don't cleanup_cfg.
9154 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9156 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9157 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9158 operate on the top of stack.
9159 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9160 register handling of instructions that output to the second
9162 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9163 (move_for_stack_reg): Special-case check for dead destination
9164 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9166 * config/i386/i386.md (UNSPEC_TAN): New constant.
9167 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9168 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9169 to correctly model move of constant 1.0 to top stack slot.
9170 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9171 (unnamed peephole2 pattern): Remove corresponding peephole2
9172 pattern that optimizes tan insn and loading of constant 1.0.
9173 (tanxf2): Use fptanxf4_i387.
9174 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9175 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9176 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9177 disable patterns for SSE math.
9178 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9179 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9181 2007-01-18 Dirk Mueller <dmueller@suse.de>
9182 Richard Guenther <rguenther@suse.de>
9185 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9186 * common.opt (Warray-bounds): Add new warning option.
9187 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9189 * Makefile.in: make tree-vrp.o depend on toplev.h
9190 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9192 (check_array_refs, check_array_bounds, check_array_ref): New.
9194 2007-01-18 Jan Hubicka <jh@suse.cz>
9196 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9197 (execute_ssa_ccp): Return flags conditionally.
9198 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9200 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9202 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9204 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9205 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9207 * Makefile.c (GTFILES): Add cfglayout.h.
9208 * gengtype.c (open_base_files): Likewise.
9209 * cfglayout.c (cfg_layout_function_footer,
9210 cfg_layout_function_header) Reindent to make gengtype happy.
9211 * cfglayout.h (cfg_layout_function_footer,
9212 cfg_layout_function_header): Add GTY(()) marker.
9214 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9216 2007-01-18 Ben Elliston <bje@au.ibm.com>
9218 * genautomata.c (write_automata): Include xstrerror output in the
9219 error message if writing the DFA description file fails.
9221 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9223 * config/mips/mips-protos.h (mips_output_external): Make it
9225 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9226 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9227 (extern_list): Likewise.
9228 (extern_head): Likewise.
9229 (TARGET_ASM_FILE_END): Likewise.
9230 (mips_file_end): Likewise.
9231 (mips_output_external): Rewritten.
9233 2007-01-18 Ben Elliston <bje@au.ibm.com>
9235 * genpreds.c (write_insn_preds_c): Only write out the function
9236 body for regclass_for_constraint if we have register constraints.
9238 2007-01-17 Tom Tromey <tromey@redhat.com>
9240 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9241 * doc/install.texi (Testing): Use sourceware.org.
9242 (Binaries): Likewise.
9243 (Specific): Likewise.
9244 * doc/contrib.texi (Contributors): Use sourceware.org.
9246 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9248 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9249 (AVR_ENHANCED): Rename to ...
9250 (AVR_HAVE_MUL): ... new.
9251 (avr_enhanced_p): Rename to ...
9252 (avr_have_mul_p): ... new.
9253 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9254 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9255 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9256 (avr_have_mul_p): ... new.
9257 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9258 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9259 'avr_enhanced_p' and 'enhanced'.
9260 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9261 AVR_HAVE_MUL instead of AVR_ENHANCED.
9262 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9263 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9264 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9265 instead of AVR_ENHANCED.
9266 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9267 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9268 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9270 2007-01-17 Ian Lance Taylor <iant@google.com>
9272 * vec.h (VEC_reserve_exact): Define.
9273 (vec_gc_p_reserve_exact): Declare.
9274 (vec_gc_o_reserve_exact): Declare.
9275 (vec_heap_p_reserve_exact): Declare.
9276 (vec_heap_o_reserve_exact): Declare.
9277 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9279 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9281 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9282 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9283 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9284 * vec.c (calculate_allocation): Add exact parameter. Change all
9286 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9287 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9288 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9289 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9290 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9291 (vec_heap_p_reserve_exact): New function.
9292 (vec_heap_o_reserve_exact): New function.
9294 2007-01-17 Jan Hubicka <jh@suse.cz>
9296 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9298 2007-01-17 Eric Christopher <echristo@apple.com>
9300 * config.gcc: Support core2 processor.
9302 2007-01-16 Jan Hubicka <jh@suse.cz>
9304 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9305 the names, just unlink the chain so we don't crash on dangling pointers
9308 2007-01-16 Jan Hubicka <jh@suse.cz>
9310 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9311 * tree-pass.h: Reorder to make IPA passes appear toegher.
9312 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9313 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9314 parameters, do not call early inliner.
9315 * ipa-inline.c: Update comments. Include tree-flow.h
9316 (cgraph_decide_inlining): Do not compute inlining parameters.
9317 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9318 be called with function context set up.
9319 (pass_ipa_inline): Remove unreachable functions before pass.
9320 (cgraph_early_inlining): Simplify assuming to be called from the
9322 (pass_early_inline): New pass.
9323 (cgraph_gate_ipa_early_inlining): New gate.
9324 (pass_ipa_early_inline): Turn into simple wrapper.
9325 (compute_inline_parameters): New function.
9326 (gate_inline_passes): New gate.
9327 (pass_inline_parameters): New pass.
9328 (apply_inline): Move here from tree-optimize.c
9329 (pass_apply_inline): New pass.
9330 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9332 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9334 (tree_function_versioning): Do not allocate dummy struct function.
9335 * tree-inline.h (optimize_inline_calls): Update prototype.
9336 * tree-optimize.c (execute_fixup_cfg): Export.
9337 (pass_fixup_cfg): Remove
9338 (tree_rest_of_compilation): Do not apply inlines.
9339 * tree-flow.h (execute_fixup_cfg): Declare.
9340 * Makefile.in (gt-passes.c): New.
9341 * passes.c: Include gt-passes.h
9342 (init_optimization_passes): New passes.
9343 (nnodes, order): New static vars.
9344 (do_per_function_toporder): New function.
9345 (execute_one_pass): Dump current pass here.
9346 (execute_ipa_pass_list): Don't dump current pass here.
9348 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9350 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9351 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9353 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9355 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9356 (strong_alias): Define.
9357 (__gcc_qmul): Provide non-FMA for soft-float.
9363 (__gcc_qunord): New.
9373 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9374 soft-float functions.
9375 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9376 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9377 about long double soft float.
9379 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9380 Tehila Meyzels <tehila@il.ibm.com>
9382 * tree-vectorizer.h (is_pattern_stmt_p): New.
9383 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9384 formatting (tabs instead of spaces). Cleanup and clarify setting
9385 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9386 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9387 (vectorizable_type_demotion): Check that types are integral.
9388 (vectorizable_type_promotion): Likewise.
9389 (vectorizable_store): Fix typo. Eliminate new-line at end of
9392 2007-01-16 Jan Hubicka <jh@suse.cz>
9394 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9397 2007-01-15 Eric Christopher <echristo@apple.com>
9399 * ifcvt.c: Include vec.h, vecprim.h.
9400 (check_cond_move_block): New argument regs.
9401 Reorganize. Add registers used to regs.
9402 (cond_move_process_if_block): Use regs set above as
9405 2007-01-15 Eric Christopher <echristo@apple.com>
9407 * config/darwin.h: Update copyright.
9408 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9409 (LINK_COMMAND_SPEC): Add -u.
9410 (LINK_SPEC): Fix umbrella for above.
9412 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9414 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9417 2007-01-15 Tom Tromey <tromey@redhat.com>
9419 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9420 * doc/install.texi (Testing): Don't mention jacks.
9421 (Configuration): Document --enable-java-maintainer-mode. Move
9422 --with-java-home to libgcj-specific section. Document
9424 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9426 2007-01-15 Jan Hubicka <jh@suse.cz>
9428 * tree-ssa-dce.c (DCE_TODOs): New.
9429 (propagate_necessity): Return if something changed.
9430 (eliminate_unnecessary_stmts): Likewise.
9431 (perform_tree_ssa_dce): Return TODO flags when needed.
9432 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9434 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9436 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9437 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9438 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9439 patterns using X87MODEF12 mode macro. Extend operand 1
9440 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9441 (log10<mode>2): Ditto.
9442 (log2<mode>2): Ditto.
9443 (log1p<mode>2): Ditto.
9444 (logb<mode>2): Ditto.
9445 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9446 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9447 (*fxtractxf3_i387): Rename from *fxtractxf3.
9448 (fxtract_extend<mode>xf3_i387): New insn pattern.
9449 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9450 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9451 and gen_fyl2xxf3_i387().
9453 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9455 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9456 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9457 get_loop_exit_edges. Changed return type to bool.
9458 * cfgloop.h (fix_loop_placement): Declaration removed.
9460 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9462 * param.h (MIN_VECT_LOOP_BOUND): New.
9463 * params.def (MIN_VECT_LOOP_BOUND): New.
9464 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9465 argument - minimum threshold for number of iterations.
9466 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9467 argument to declaration.
9468 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9469 MIN_VECT_LOOP_BOUND.
9470 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9471 slpeel_tree_peel_loop_to_edge with additional argument.
9472 (vect_do_peeling_for_alignment): Likewise.
9473 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9475 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9478 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9481 2007-01-14 Jan Hubicka <jh@suse.cz>
9483 * tree-dfa.c (remove_referenced_var): New function.
9484 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9485 prune referenced vars list too.
9486 * tree-flow.h (remove_referenced_var): Declare.
9488 2007-01-14 Jan Hubicka <jh@suse.cz>
9490 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9492 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9493 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9494 * except.h (verify_eh_throw_table_statements): Kill prototype.
9495 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9496 into call exrepssions.
9497 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9499 * tree-cfg.c: Include pointer-set.h.
9500 (verify_node_sharing): Work on pointer set.
9501 (verify_eh_throw_stmt_node): New.
9502 (verify_stmts): Use pointers sets, verify throw_stmt.
9504 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9506 * ipa-reference.c (analyze_function): Consider also addresses taken
9509 2007-01-12 Roger Sayle <roger@eyesopen.com>
9511 * c-typeck.c (null_pointer_constant_p): Replace use of
9512 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9513 (build_c_cast): Likewise.
9515 2007-01-12 Roger Sayle <roger@eyesopen.com>
9517 * tree.h (force_fit_type_double): Remove unused final argument.
9518 * c-common.c (constant_expression_warning): Replace use of
9519 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9520 (convert_and_check): Likewise.
9521 (shorten_compare): Update call to force_fit_type_double.
9522 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9523 * convert.c (convert_to_pointer): Update call to
9524 force_fit_type_double.
9525 * fold-const.c (force_fit_type_double): Remove overflowed_const
9527 (int_const_binop, fold_convert_const_int_from_int,
9528 fold_convert_const_int_from_real, fold_div_compare,
9529 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9530 fold_abs_const, fold_not_const): Remove the final argument from
9531 calls to force_fit_type_double.
9533 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9535 * configure.ac: Set insn to "nop" for spu-*-* also.
9536 * configure: Regenerate.
9538 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9540 * builtins.def : Add BUILT_IN_FREE.
9542 2007-01-12 Jan Hubicka <jh@suse.cz>
9544 PR tree-optimization/30443
9545 * tree-inline.c (tree_function_versioning): Do not optimize when
9546 cloning for inlining.
9548 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9550 * doc/loop.texi: Document recording of loop exits.
9551 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9552 (update_single_exits_after_duplication,
9553 update_single_exit_for_duplicated_loop,
9554 update_single_exit_for_duplicated_loops): Removed.
9555 (duplicate_loop_to_header_edge): Do not call
9556 update_single_exits_after_duplication and
9557 update_single_exit_for_duplicated_loops.
9558 (loop_version): Do not update single_exit information.
9559 (fix_loop_structure): Use record_loop_exits instead of
9560 mark_single_exit_loops.
9561 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9562 the lists of loop exits.
9563 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9564 split_edge, merge_blocks): Update the lists of loop exits.
9565 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9566 loop_optimizer_init.
9567 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9568 of mark_single_exit_loops.
9569 (loop_optimizer_finalize): Call release_recorded_exits.
9570 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9571 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9572 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9573 update single exit information.
9574 * lambda-code.c (perfect_nestify): Ditto.
9575 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9576 (mark_single_exit_loops): Removed.
9577 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9578 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9579 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9581 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9582 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9583 (verify_loop_structure): Verify consistency of the exit lists.
9584 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9585 (set_single_exit): Removed.
9586 * cfgloop.h (struct loop_exit): New function.
9587 (struct loop): single_exit_ field replaced by exits field.
9588 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9589 (struct loops): Added exits hash.
9590 (mark_single_exit_loops, set_single_exit): Declaration removed.
9591 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9595 * doc/invoke.texi: Avoid use of @headitem.
9597 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9599 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9601 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9603 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9606 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9607 Richard Sandiford <richard@codesourcery.com>
9609 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9610 * config/m68k/m68k.opt: Resort options.
9611 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9613 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9614 Richard Sandiford <richard@codesourcery.com>
9616 * doc/invoke.texi: Document the macros that are defined by
9617 m68k's -mtune and -mhard-float options.
9618 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9619 (m68k_cpp_cpu_family): Likewise.
9620 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9621 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9622 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9623 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9624 (m68k_cpp_cpu_family): Likewise.
9626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9629 macros besides mc68000 as tuning macros. Use a switch statement
9630 to set them and mcpu32.
9632 2007-01-12 Julian Brown <julian@codesourcery.com>
9634 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9635 (TARGET_68040_ONLY): Rename to...
9636 (TARGET_68040): ...this.
9637 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9638 * config/m68k/m68k.md: Likewise.
9640 2007-01-12 Julian Brown <julian@codesourcery.com>
9641 Nathan Sidwell <nathan@codesourcery.com>
9642 Richard Sandiford <richard@codesourcery.com>
9644 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9645 the -mcpu= argument associated with the --with-cpu setting.
9646 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9647 if different from the one implied by the -mcpu setting.
9648 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9649 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9650 * doc/invoke.texi: Mention ColdFire in the introduction to the
9651 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9652 -mno-div and -mhard-float options. Make -m68881 a synonym for
9653 -mhard-float. Document the previously-undocumented -m5206e,
9654 -m528x, -m5307 and -m5407 options. Tweak the existing option
9655 documentation for consistency.
9656 * doc/install.texi: Mention new --with-cpu arguments.
9657 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9658 default CPU if neither -mcpu nor -march are specified.
9659 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9660 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9661 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9662 using m68k_tune to decide between families that implement the
9663 same ISA. Use m68k_tune to set __mcfv4e__.
9664 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9665 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9666 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9667 (FL_ISA_C, FL_ISA_MMU): New macros.
9668 (MASK_COLDFIRE): Delete.
9669 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9670 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9671 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9672 (TARGET_HARD_FLOAT): Do not define here.
9673 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9674 (TUNE_68000): New macro.
9675 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9676 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9677 (TUNE_CFV2): Redefine in terms of m68k_tune.
9678 (uarch_type, target_device, fpu_type): New enums.
9679 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9680 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9681 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9682 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9683 (FL_FOR_isa_c): New macros.
9684 (m68k_isa): New enum.
9685 (m68k_target_selection): New structure.
9686 (all_devices, all_isas, all_microarchs): New tables.
9687 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9688 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9689 (MASK_ALL_CPU_BITS): Delete.
9690 (m68k_find_selection): New function.
9691 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9692 Map the legacy target options to a combination of the new ones.
9693 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9694 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9695 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9697 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9698 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9700 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9701 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9702 * config/m68k/m68k-devices.def: New file.
9704 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9705 Nathan Sidwell <nathan@codesourcery.com>
9707 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9708 (SUBTARGET_EXTRA_SPECS): New macros.
9709 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9710 use %(asm_cpu_spec) instead.
9711 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9712 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9713 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9714 (EXTRA_SPECS): Rename to...
9715 (SUBTARGET_EXTRA_SPECS): ...this.
9717 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9718 Richard Sandiford <richard@codesourcery.com>
9719 Julian Brown <julian@codesourcery.com>
9721 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9722 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9723 to the configuration's default CPU.
9724 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9725 Remove default masks.
9726 (m680[012]0-*-*): Set the default with_cpu to the first part of
9728 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9729 (m68k*-*-linux): Extend the --with-cpu handling to...
9730 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9731 and m68010. Don't set target_cpu_default2.
9732 * doc/install.texi: Document --with-cpu for m68k.
9733 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9734 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9735 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9736 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9737 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9738 (ASM_SPEC): Remove use of %(asm_cpu_default).
9739 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9740 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9741 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9742 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9743 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9744 (TARGET_DEFAULT): Delete.
9745 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9746 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9747 (CPP_CPU_SPEC): Delete.
9748 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9749 the appropriate string.
9750 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9751 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9752 (ASM_SPEC): Don't use %(asm_default_spec).
9753 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9754 TARGET_DEFAULT and add MASK_68881.
9755 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9757 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9759 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9760 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9761 MASK_68010 alongside MASK_68020.
9762 * doc/invoke.texi: Document -m68010.
9763 * config/m68k/m68k.opt (m68010): New.
9764 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9766 (TUNE_68010): New macro.
9767 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9768 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9769 (M68K_CPU_m68332): Add MASK_68010.
9770 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9771 fallback definition.
9772 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9774 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9775 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9776 to all entries that use MASK_68020.
9777 (output_move_simode_const, output_move_himode, output_move_qimode)
9778 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9779 instead of TARGET_68020 to select clr behavior. Remove comment
9780 about there being no TARGET_68010.
9781 * config/m68k/m68k.md: Likewise throughout.
9783 2007-01-12 Julian Brown <julian@codesourcery.com>
9785 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9786 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9787 * config/m68k/m68k.md: Likewise.
9789 2007-01-12 Julian Brown <julian@codesourcery.com>
9791 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9792 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9794 2007-01-12 Julian Brown <julian@codesourcery.com>
9796 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9797 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9798 * config/m68k/m68k.md: Likewise.
9800 2007-01-12 Julian Brown <julian@codesourcery.com>
9801 Richard Sandiford <richard@codesourcery.com>
9803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9804 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9805 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9807 (TARGET_CPU32): Rename to...
9808 (TUNE_CPU32): ...this.
9809 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9810 (TUNE_CFV2): New macros.
9811 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9812 remove conditions that are implied by TARGET_68020.
9813 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9814 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9815 (m68k_output_function_epilogue): Likewise.
9816 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9817 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9818 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9819 non-68000 timings. Refactor multiplication and division costs.
9820 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9821 TUNE_CPU32 instead of TARGET_CPU32.
9822 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9823 and TUNE_68060 instead of TARGET_68060.
9824 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9825 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9827 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9828 && !TARGET_COLDFIRE" to choose between moveq and clr.
9829 Likewise in the unnamed movsf pattern.
9830 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9831 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9834 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9836 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9837 of tabbing before backslashes.
9839 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9841 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9842 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9843 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9845 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9847 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9848 find_interesting_uses_cond.
9849 (find_interesting_uses_cond): Use extract_cond_operands.
9850 (rewrite_use_compare): Use extract_cond_operands and
9851 force_gimple_operand_bsi. Do not call update_stmt.
9852 (determine_use_iv_cost_condition): Use extract_cond_operands.
9853 Return cheaper of using original bound and changing the exit bound.
9855 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9857 PR tree-optimization/29516
9858 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9859 most_expensive_mult_to_index, addr_to_parts,
9860 create_mem_ref, maybe_fold_tmr): Make the type of
9861 fields of TARGET_MEM_REF sizetype.
9862 (move_fixed_address_to_symbol, move_pointer_to_base):
9864 * tree.def (TARGET_MEM_REF): Add comment on types of
9867 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9869 * c-common.c (vector_types_convertible_p): Treat opaque types as
9870 always convertible if they have the same size, but not otherwise.
9872 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9874 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9875 Remove the b_unconditional field.
9876 (noce_try_sign_mask): Do not look at b_unconditional.
9877 (noce_process_if_block): Do not use merge_if_blocks. Update
9878 the CFG here. Do not set b_unconditional.
9879 (cond_move_process_if_block): Likewise.
9880 (find_cond_trap): Likewise.
9881 (check_cond_move_block): Require simple jump insns at the end
9884 2007-01-11 Jan Hubicka <jh@suse.cz>
9886 PR tree-optimization/1046
9887 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9888 when alias info is not ready.
9889 (pass_tail_recursion): Do not require aliasing.
9890 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9891 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9892 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9893 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9894 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9895 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9896 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9898 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9899 When aliasing is not build, mark statement as volatile.
9901 2007-01-11 Tom Tromey <tromey@redhat.com>
9903 PR preprocessor/15185, PR preprocessor/20989:
9904 * doc/cppopts.texi <-MT>: Update description of algorithm for
9905 computing default target.
9906 <-M, -MD>: Reword "basename" text.
9908 2007-01-11 Roger Sayle <roger@eyesopen.com>
9910 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9911 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9912 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9913 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9914 fold_builtin_bswap, real_constp, fold_builtin_pow,
9915 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9916 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9917 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9918 * convert.c (convert_to_pointer): Likewise.
9919 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9920 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9921 const_binop, fold_convert_const_int_from_int,
9922 fold_convert_const_int_from_real,
9923 fold_convert_const_real_from_real, sign_bit_p,
9924 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9925 fold_sign_changed_comparison, fold_unary, fold_comparison,
9926 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9927 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9928 * print-tree.c (print_node_brief, print_node): Likewise.
9929 * stor-layout.c (place_field, layout_type): Likewise.
9930 * tree-chrec.c (keep_cast): Likewise.
9931 * tree.c (build_vector, build_real, build_real_from_int_cst,
9932 build_complex): Likewise.
9934 2007-01-11 Roger Sayle <roger@eyesopen.com>
9936 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9937 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9939 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9941 * configure.ac (strict1_warn): Rename to strict_warn.
9942 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9943 cc_set_by_configure, quoted_cc_set_by_configure,
9944 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9945 all_boot_languages, all_stagestuff): Remove.
9946 (target_list): Remove bootstrap targets.
9947 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9948 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9949 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9950 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9951 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9952 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9953 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9954 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9955 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9956 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9957 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9958 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9959 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9960 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9961 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9962 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9963 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9964 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9965 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9966 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9967 (mostlyclean): Adjust.
9968 (clean, distclean): Don't mention bootstrap stuff.
9969 * configure: Regenerate.
9970 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9971 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9972 treelang/config-lang.in (stagestuff): Remove.
9973 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9974 stageprofile, stagefeedback, stagestuff): Remove mention.
9976 2007-01-11 Nick Clifton <nickc@redhat.com>
9978 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9980 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9981 (mcore_arith_K_S_operand): Run the test for the S constraint not
9982 the test for the M constraint.
9983 (mcore_addsub_operand): Do not accept integer values that are
9984 larger than 32 bits.
9985 * config/mcore/mcore.md: Remove unused constraints from split.
9986 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9988 (allocate_stack): Likewise.
9989 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9990 operands to 32 bits.
9991 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9993 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9994 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9995 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9996 mcore_output_bclri, mcore_output_andn, output_inline_const,
9997 mcore_output_move, mcore_output_movedouble): Likewise.
9998 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9999 (output_inline_const): Likewise.
10000 (output_inline_const): Fix format strings used in sprintf
10002 * config/mcore/mcore-protos.h: Update prototypes for changed
10003 functions in mcore.c.
10004 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10005 HOST_WIDE_INT and not int.
10006 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10007 CONST_OK_FOR_N): Likewise.
10008 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10009 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10012 2007-01-10 Jan Hubicka <jh@suse.cz>
10014 * tree-vrp.c (remove_range_assertions): Release defs.
10015 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10016 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10018 2007-01-10 Paul Brook <paul@codesourcery.com>
10020 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10021 * config/arm/arm.md (mulsi3subsi): New insn.
10023 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10025 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10026 (tree_transform_and_unroll_loop): New.
10027 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10030 2007-01-10 Robert Kennedy <jimbob@google.com>
10032 * fold-const.c (fold_comparison): Fold comparisons like (x *
10033 1000 < 0) to (x < 0).
10035 2007-01-10 Ian Lance Taylor <iant@google.com>
10037 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10038 operands have the same priority.
10040 2007-01-10 Tom Tromey <tromey@redhat.com>
10042 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10043 (fold_binary): Likewise.
10044 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10045 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10046 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10047 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10048 * langhooks.h (struct lang_hooks): Removed field
10049 'can_use_bit_fields_p'.
10051 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10053 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10055 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10057 * function.c (get_last_funcdef_no): New function.
10058 * function.h (get_last_funcdef_no): Declare.
10059 * tree-inline.c (initialize_cfun): Add initialization.
10060 (tree_function_versioning): Cleanup.
10062 2007-01-10 Jan Hubicka <jh@suse.cz>
10064 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10067 2007-01-10 Sa Liu <saliu@de.ibm.com>
10068 Ben Elliston <bje@au.ibm.com>
10070 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10071 for SAVE_NONLOCAL and Pmode for any other save level.
10072 * spu-protos.h (spu_restore_stack_block): Declare.
10073 * spu.md (save_stack_block): Remove.
10074 (restore_stack_block): Call spu_restore_stack_block.
10075 * spu.c (spu_restore_stack_block): New function.
10076 (spu_expand_epilogue): Remove old comment.
10078 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10080 PR tree-optimization/30322
10081 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10082 (cand_value_at): Return the value as aff_tree.
10083 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10084 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10085 aff_combination_mult): New functions.
10086 (aff_combination_add): Use aff_combination_add_cst.
10087 (aff_combination_convert): Allow conversions to a wider type.
10088 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10089 * tree-affine.h (aff_combination_mult): Declare.
10091 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10093 * doc/tm.texi: Update documentation to reflect reality of exec
10094 and start file search behaviours. Update copyright year.
10095 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10096 header file directories.
10098 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10100 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10101 (*cosxf2): Rename to cosxf2_i387.
10102 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10103 using X87MODEF12 mode macro. Rename patterns to
10104 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10106 (*cosdf2, *cossf2): Ditto.
10107 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10108 to match extended input operands.
10109 (sincos<mode>3): New expander.
10110 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10111 insn patterns and corresponding splitters.
10113 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10115 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10116 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10118 2007-01-09 Nicolas Pitre <nico@cam.org>
10121 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10123 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10125 * target.h (struct gcc_target): New field library_rtti_comdat.
10126 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10127 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10128 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10129 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10131 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10133 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10135 2007-01-08 Richard Guenther <rguenther@suse.de>
10137 * tree.h (force_fit_type_double): Export.
10138 (force_fit_type): Remove.
10139 * fold-const.c (force_fit_type_double): New function.
10140 (force_fit_type): Remove.
10141 (int_const_binop): Use it.
10142 (fold_convert_const_int_from_int): Likewise.
10143 (fold_convert_const_int_from_real): Likewise.
10144 (fold_div_compare): Likewise.
10145 (fold_sign_changed_comparison): Likewise.
10146 (fold_unary): Likewise.
10147 (fold_negate_const): Likewise.
10148 (fold_abs_const): Likewise.
10149 (fold_not_const): Likewise.
10150 * c-common.c (shorten_compare): Use force_fit_type_double.
10151 * convert.c (convert_to_pointer): Likewise.
10153 2007-01-08 Richard Guenther <rguenther@suse.de>
10155 * tree.h (build_int_cst_wide_type): Export.
10156 * tree.c (build_int_cst_wide_type): New function.
10157 (build_int_cst_wide): Fix comment.
10158 * builtins.c (fold_builtin_object_size): Use build_int_cst
10159 to build -1 or 0 of the correct type. Use fit_double_type
10160 to check for overflow.
10161 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10163 (decode_field_reference): Likewise.
10164 (all_ones_mask_p): Likewise.
10165 (native_interpret_int): Use build_int_cst_wide_type.
10166 (fold_binary): Use build_int_cst_type to build an all-ones
10168 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10170 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10172 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10174 2007-01-09 Ben Elliston <bje@au.ibm.com>
10176 * genautomata.c (STATS_OPTION): New option.
10177 (stats_flag): New flag.
10178 (gen_automata_option): Handle it.
10179 (initiate_automaton_gen): Ditto.
10180 (write_automata): Output statistics only if stats_flag is
10181 set. Likewise, output time statistics only if time_flag is set.
10182 * doc/md.texi (Processor pipeline description): Document new flag.
10184 2007-01-08 Richard Guenther <rguenther@suse.de>
10186 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10187 * tree.c (build_int_cst_type): Likewise.
10188 (size_in_bytes): Don't call force_fit_type on the result.
10189 (int_fits_type_p): Use fit_double_type.
10190 * fold-const.c (fit_double_type): New function.
10191 (force_fit_type): Use it.
10192 * tree.h (fit_double_type): Export.
10194 2007-01-08 Jan Hubicka <jh@suse.cz>
10196 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10197 * ipa.c (function_and_variable_visibility): Fix return type.
10199 2007-01-08 Richard Guenther <rguenther@suse.de>
10201 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10202 of offset to build the index.
10203 * tree-pretty-print.c (dump_generic_node): Don't build negated
10204 const just for printing.
10205 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10206 * builtins.c (fold_builtin_int_roundingfn): Check if result
10207 fits the type by using force_fit_type and comparing the result.
10208 * predict.c (predict_loops): Use compare_tree_int for comparison.
10209 * tree.c (build_int_cst): Fall back to integer_type_node for
10211 (build_int_cst_wide): Assert type is non-null.
10213 2007-01-08 Roberto Costa <roberto.costa@st.com>
10215 * tree-vrp.c (extract_range_from_cond_expr): New.
10216 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10217 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10219 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10220 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10221 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10222 used as expressions.
10223 * tree-object-size.c (cond_expr_object_size): New.
10224 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10226 2007-01-08 Jan Hubicka <jh@suse.cz>
10228 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10229 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10232 2007-01-08 Richard Guenther <rguenther@suse.de>
10234 PR tree-optimization/23603
10235 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10236 (extract_range_from_binary): Fall back to truthvalue instead of
10237 varying for TRUTH_*_EXPR.
10238 (extract_range_from_comparison): Fall back to truthvalue instead of
10240 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10241 if all visited PHI values were constant.
10243 2007-01-08 Jan Hubicka <jh@suse.cz>
10245 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10246 (cgraph_analyze_function): break out from ...
10247 (cgraph_finalize_compilation_unit): ... here.
10248 (cgraph_expand_function): Remove forgoten commented out line.
10249 (cgraph_optimize): Analyze functions.
10251 2007-01-08 Jan Hubicka <jh@suse.cz>
10253 * tree-pas.h (TODO_remove_function): New flag.
10254 (TODO_update*): Renumber.
10255 (pass_ipa_increase_alignment,
10256 pass_ipa_function_and_variable_visibility): New passes.
10257 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10258 (cgraph_function_and_variable_visibility): Move to ipa.c
10259 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10260 cgraph_increase_alignment.
10261 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10262 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10263 calling tree-inline.
10264 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10265 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10266 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10267 (gate_increase_alignment): New function.
10268 (pass_ipa_increase_alignment): New pass.
10269 * ipa.c: Inline tree-pass.h and timevar.h
10270 (function_and_variable_visibility): Move here from cgraphunit.c
10271 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10272 * passes.c (init_optimization_passes): Add the two new passes.
10273 (execute_todo): Handle cgraph_remove_functions.
10275 2007-01-08 Nick Clifton <nickc@redhat.com>
10277 * config/frv/predicates.md (reg_or_0_operand): Accept
10280 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10282 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10283 * config.gcc: Add bfin*-rtems*.
10285 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10287 * c.opt: Add -flax-vector-conversions.
10288 * c-typeck.c (convert_for_assignment): Pass flag to
10289 vector_types_convertible_p to allow emission of note.
10290 (digest_init): Likewise.
10291 * c-opts.c: Handle -flax-vector-conversions.
10292 * c-common.c (flag_lax_vector_conversions): New.
10293 (vector_types_convertible_p): Unless -flax-vector conversions
10294 has been passed, disallow conversions between vectors with
10295 differing numbers of subparts and/or element types. If such
10296 a conversion is disallowed, possibly emit a note on the first
10297 occasion only to inform the user of -flax-vector-conversions.
10298 The new last argument specifies this.
10299 * c-common.h (flag_lax_vector_conversions): New.
10300 (vector_types_convertible_p): Add extra argument.
10301 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10302 char_type_node for V*QI type vectors.
10303 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10304 Update to satisfy new typechecking rules.
10305 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10306 C and C++ variants.
10307 * doc/invoke.texi (C Dialect Options): Document
10308 -flax-vector-conversions.
10310 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10312 PR tree-optimization/29877
10313 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10314 a register variable on the RHS to not be replaceable.
10316 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10317 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10318 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10319 const_simm15, const_pow2, const_npow2): Added.
10320 * config/score/misc.md (insv, extv, extzv, movmemsi,
10321 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10322 * config/score/score.c (score_address_cost, score_select_cc_mode):
10324 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10325 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10326 Update score_print_operand.
10327 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10328 Adjust register allocate order and update some macro define.
10329 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10330 mdx_block_move_straight, mdx_block_move_loop_head,
10331 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10332 mdx_block_move): Added.
10333 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10334 mdp_limm): Updated and fix some bug and typo.
10335 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10336 (movsf, movdf, doloop_end): Added.
10338 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10340 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10341 config/arm/thumb2.md: Fix comment typos.
10342 * doc/extend.texi: Fix a typo.
10344 2007-01-07 Eric Christopher <echristo@apple.com>
10346 * configure.ac: Check for __stack_chk_fail for darwin.
10347 * configure: Regenerate.
10349 2007-01-07 Richard Guenther <rguenther@suse.de>
10351 * tree-vrp.c (extract_range_from_assert): CSE calls to
10352 compare_values where possible.
10353 (extract_range_from_unary_expr): Likewise.
10355 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10357 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10358 * config/avr/avr.c (call_insn_operand): Delete function.
10359 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10360 instead of register number. Use predicates.
10361 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10362 call_insn_operand): Add.
10364 2007-01-06 Jan Hubicka <jh@suse.cz>
10366 * tree-pass.h (pass_build_cgraph_edges): Declare.
10367 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10368 (visited_nodes): Remove.
10369 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10370 build_cgrpah_edges; make visited_nodes local.
10371 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10372 (record_references_in_initializer): Move to cgraphbuild.c
10373 (initialize_inline_failed, rebuild_cgraph_edges,
10374 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10375 (verify_cgraph_node): Make visited_nodes local.
10376 (cgraph_analyze_function): Do not call cgraph_create_edges and
10377 initialize_inline_failed.
10378 (cgraph_expand_function): Do not call cgraph_lower_function;
10379 assert that function is already lowered.
10380 * Makefile.in (cgraphbuild.o): New.
10381 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10382 at the end of lowering passes.
10384 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10386 * ifcvt.c (cond_move_convert_if_block): New function, code
10387 factored out from...
10388 (cond_move_process_if_block): ...here. Call the new function
10389 on the THEN and ELSE blocks.
10390 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10391 already takes care of this.
10393 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10396 * tree.h (TREE_OVERFLOW_P): New.
10397 * c-typeck.c (parser_build_unary_op): Warn only if result
10398 overflowed and operands did not.
10399 (parser_build_binary_op): Likewise.
10400 (convert_for_assignment): Remove redundant overflow_warning.
10401 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10403 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10405 * c-typeck.c (store_init_value): Split over two lines to follow
10406 the GNU coding style.
10408 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10410 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10411 __GXX_EXPERIMENTAL_CXX0X__.
10412 * doc/cpp.texi: Same.
10414 2007-01-05 Richard Guenther <rguenther@suse.de>
10416 PR middle-end/27826
10417 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10418 with mismatched types. Instead explicitly build a
10419 conversion NOP_EXPR.
10421 2007-01-05 Ian Lance Taylor <iant@google.com>
10423 * c-common.c (decl_with_nonnull_addr_p): New function.
10424 (c_common_truthvalue_conversion): Call it.
10425 * c-typeck.c (build_binary_op): Likewise.
10426 * c-common.h (decl_with_nonnull_addr_p): Declare.
10428 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10431 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10434 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10436 * doc/install.texi (Final install): Document the fact that
10437 the GNAT runtime should not be stripped.
10439 2007-01-04 Jan Hubicka <jh@suse.cz>
10441 * tree-inline.c (fold_marked_statements): Update operand caches
10442 and EH after folding
10444 2007-01-04 Ian Lance Taylor <iant@google.com>
10446 * c-common.c (check_function_nonnull): Whitespace fix.
10448 2007-01-04 Jan Hubicka <jh@suse.cz>
10450 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10451 comitted older version of patch.
10452 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10453 function, celanup cfg and collect garbage.
10455 2007-01-04 Mike Stump <mrs@apple.com>
10457 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10460 2007-01-04 Eric Christopher <echristo@apple.com>
10462 * libgcc2.c (__bswapsi2): Use SItype.
10463 (__bswapdi2): Use DItype.
10464 * libgcc2.h: Update for above.
10466 2007-01-04 Paul Brook <paul@codesourcery.com>
10468 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10469 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10470 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10471 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10472 umulsi3_highpart): Make conditional on !arm_arch6.
10473 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10474 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10475 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10476 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10477 umulsi3_highpart_v6): New insns.
10479 2007-01-04 Roger Sayle <roger@eyesopen.com>
10481 * fold-const.c (fold_convert): When casting an expression to void,
10482 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10483 have a type. Instead of attempting to build a NOP_EXPR, return
10484 these "special" trees directly.
10486 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10488 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10489 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10490 rs6000_cost->fp not 0 as adjustment for outer NEG.
10492 2007-01-04 Jan Hubicka <jh@suse.cz>
10494 * cgraph.c (cgraph_release_function_body): New function.
10495 (cgraph_remove_node): Use it.
10496 * cgraph.h (cgraph_release_function_body): Declare.
10497 * cgraphunit.c (cgraph_expand_function): Use it.
10498 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10499 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10500 is initialized and while compilation of other function is running.
10501 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10502 statement CFG annotations from here to ...
10503 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10505 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10507 * cfgloop.h (enum li_flags): Make the constants powers of two.
10509 2007-01-04 Jan Hubicka <jh@suse.cz>
10511 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10513 (fold_marked_statements): New function.
10514 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10515 * tree-inline.h (copy_body_data): Add statements_to_fold.
10517 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10519 * config.gcc: Mention libgcc/config.host.
10520 * Makefile.in: Update comments mentioning libgcc.
10521 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10522 (all.cross, start.encap, rest.encap, rest.cross): Update
10523 dependencies for libgcc move.
10524 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10525 (clean-target, clean-target-libgcc): Delete.
10526 (srcdirify, GCC_EXTRA_PARTS): New macros.
10527 (libgcc-support, libgcc.mvars): New rules.
10528 (distclean): Remove mention of mklibgcc.
10529 (install): Don't reference INSTALL_LIBGCC.
10530 (install-common): Don't reference EXTRA_PARTS.
10531 (install-libgcc, install-multilib): Delete rules.
10532 * mklibgcc.in: Delete file.
10533 * doc/configfiles.texi: Don't mention mklibgcc.
10535 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10536 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10537 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10538 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10539 (mklibgcc, ldblspecs): Likewise.
10541 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10542 (posixpre.def): Use $(T).
10543 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10544 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10545 (SHLIB_LINK): Make dummy.
10546 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10548 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10550 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10551 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10552 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10553 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10555 * configure.ac (all_outputs): Remove mklibgcc.
10556 * configure: Regenerated.
10558 2007-01-03 Josh Conner <jconner@apple.com>
10560 PR middle-end/29683
10561 * calls.c (compute_argument_addresses): Set stack and stack_slot
10562 for partial args, too.
10563 (store_one_arg): Use locate.size.constant for the size when
10564 generating a save_area.
10566 2007-01-03 Robert Kennedy <jimbob@google.com>
10568 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10569 whose definitions are deleted due to basic block merging.
10571 2007-01-03 Paul Brook <paul@codesourcery.com>
10574 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10576 (use_return_insn): Return 0 for Thumb interrupt functions.
10577 (print_multi_reg): Add rfe argument for IRQ returns.
10578 (arm_output_epilogue): Pop interrupt return address directly into PC.
10579 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10581 2007-01-03 Paul Brook <paul@codesourcery.com>
10583 Merge from sourcerygxx-4_1.
10584 * config/arm/thumb2.md: New file.
10585 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10587 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10588 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10589 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10590 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10592 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10593 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10595 * config/arm/ieee754-sf.S: Ditto.
10596 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10597 (thumb1_base_register_rtx_p): ... to this.
10598 (thumb_index_register_rtx_p): Rename...
10599 (thumb1_index_register_rtx_p): ... to this.
10600 (thumb_output_function_prologue): Rename...
10601 (thumb1_output_function_prologue): ... to this.
10602 (thumb_legitimate_address_p): Rename...
10603 (thumb1_legitimate_address_p): ... to this.
10604 (thumb_rtx_costs): Rename...
10605 (thumb1_rtx_costs): ... to this.
10606 (thumb_compute_save_reg_mask): Rename...
10607 (thumb1_compute_save_reg_mask): ... to this.
10608 (thumb_final_prescan_insn): Rename...
10609 (thumb1_final_prescan_insn): ... to this.
10610 (thumb_expand_epilogue): Rename...
10611 (thumb1_expand_epilogue): ... to this.
10612 (arm_unwind_emit_stm): Rename...
10613 (arm_unwind_emit_sequence): ... to this.
10614 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10615 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10616 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10617 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10618 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10619 thumb2_output_casesi): New functions.
10620 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10621 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10622 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10623 THUMB2_WORK_REGS): Define.
10624 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10625 arm_condexec_mask, arm_condexec_masklen)): New variables.
10626 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10627 (arm_override_options): Check new CPU capabilities.
10628 Set new architecture flag variables.
10629 (arm_isr_value): Handle v7m interrupt functions.
10630 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10632 (const_ok_for_arm): Handle Thumb-2 constants.
10633 (arm_gen_constant): Ditto. Use movw when available.
10634 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10636 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10637 (thumb_find_work_register, arm_load_pic_register,
10638 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10639 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10640 print_multi_reg, output_mov_long_double_fpa_from_arm,
10641 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10642 output_mov_double_fpa_from_arm, output_move_double,
10643 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10644 output_return_instruction, arm_output_function_prologue,
10645 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10646 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10647 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10648 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10649 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10650 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10652 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10653 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10654 (arm_file_start): Output directive for unified syntax.
10655 (arm_unwind_emit_set): Handle stack alignment instruction.
10656 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10657 Add v6t2, v7, v7a, v7r and v7m.
10658 (RETLDM): Add Thumb-2 code.
10659 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10660 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10661 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10662 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10663 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10664 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10665 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10666 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10667 ADJUST_INSN_LENGTH): Define.
10668 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10669 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10670 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10671 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10672 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10673 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10674 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10675 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10676 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10677 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10678 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10679 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10680 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10681 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10682 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10683 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10684 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10686 * config/arm/arm-tune.md: Regenerate.
10687 * config/arm/arm-protos.h: Update prototypes.
10688 * config/arm/vfp.md: Enable patterns for Thumb-2.
10689 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10690 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10691 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10692 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10693 * config/arm/libunwind.S: Add Thumb-2 code.
10694 * config/arm/constraints.md: Update include Thumb-2.
10695 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10696 * config/arm/ieee754-df.S: Ditto.
10697 * config/arm/bpabi.S: Ditto.
10698 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10699 * config/arm/predicates.md (low_register_operand,
10700 low_reg_or_int_operand, thumb_16bit_operator): New.
10701 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10702 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10703 * config/arm/t-arm-elf: Add armv7 multilib.
10704 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10706 (UNSPEC_STACK_ALIGN, ce_count): New.
10707 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10708 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10710 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10711 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10712 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10713 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10714 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10715 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10717 * doc/extend.texi: Document ARMv7-M interrupt functions.
10718 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10720 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10722 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10723 (struct _Unwind_Context): Rename args_size to flags, remove
10724 signal_frame field, add a new args_size field and version field.
10725 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10726 _Unwind_IsExtendedContext): New inline functions.
10727 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10728 Assume by_value array is only present if _Unwind_IsExtendedContext.
10729 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10730 _Unwind_IsSignalFrame.
10731 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10732 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10733 (uw_init_context_1): Initialize context->flags to
10734 EXTENDED_CONTEXT_BIT.
10735 * config/rs6000/linux-unwind.h (frob_update_context): Use
10736 _Unwind_SetSignalFrame.
10738 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10740 PR middle-end/30353
10741 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10742 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10745 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10747 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10748 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10749 RET, AT_SP): Remove.
10750 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10753 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10754 * cfgbuild.c (find_basic_blocks): Likewise.
10755 * cfgrtl.c (rtl_create_basic_block): Likewise.
10756 * function.c (temp_slots_at_level): Likewise.
10757 * reg-stack.c (stack_regs_mentioned): Likewise.
10758 * regclass.c (allocate_reg_info): Likewise.
10759 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10760 set_bb_for_stmt, move_block_to_fn): Likewise.
10761 * tree-complex.c (tree_lower_complex): Likewise.
10762 * vec.h (VEC_safe_grow_cleared): New.
10764 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10766 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10768 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10769 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10771 * cfgloopmanip.c (scale_loop_frequencies): Export.
10772 (loopify): Scale the frequencies by prescribed coefficients.
10773 (set_zero_probability): New function.
10774 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10775 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10776 and frequencies according to arguments.
10777 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10779 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10780 * modulo-sched.c (sms_schedule): Set probabilities for entering
10781 versioned loop correctly.
10782 * tree-vect-transform.c (vect_transform_loop): Ditto.
10783 * cfgloop.h (loopify, loop_version): Declaration changed.
10784 (scale_loop_frequencies): Declared.
10786 2007-01-02 Jan Hubicka <jh@suse.cz>
10788 * cgraph.c: Include tree-flow.h
10789 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10790 early_local_passes.
10791 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10792 * tree-pass.h (pass_all_early_optimizations): Declare.
10793 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10794 early_local_passes.
10795 (cgraph_analyze_function): Do early_local_passes.
10796 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10797 Do not add referenced vars.
10798 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10800 (gate_all_early_local_passes): New gate.
10801 (pass_early_local_passes): Use new gate.
10802 (execute_early_local_optimizations): New functions.
10803 (gate_all_early_optimizations): New gate.
10804 (pass_all_early_optimizations): New pass.
10805 (execute_free_datastructures): Free SSA only when initialized.
10806 (gate_init_datastructures): Init only when optimizing.
10807 (tree_lowering_passes): Do early local passes when called late.
10808 * tree-profile.c (do_tree_profiling): Don't profile functions added
10810 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10811 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10813 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10814 during early_local_passes.
10815 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10818 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10820 * Makefile.in: Update copyright year.
10822 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10824 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10825 in $(lang_checks) and check-consistency targets.
10827 2007-01-02 Jan Hubicka <jh@suse.cz>
10829 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10830 Do not add referenced vars.
10831 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10833 * passes.c (init_optimization_passes): Put mudflap_2 after
10834 free_datastructures.
10836 2007-01-02 Jan Hubicka <jh@suse.cz>
10838 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10839 Set NOTHROW flag on call statements proved to be nothrow.
10840 Update statement of local calls so new pure/const functions are
10841 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10843 (tree_rest_of_compilation): Register hooks and initialize bitmap
10844 early. Do not set after_inlining flag.
10846 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10848 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10849 HOST_BITS_PER_LONGLONG
10851 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10854 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10855 warning for non-static initializers.
10857 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10859 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10860 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10861 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10862 Always use set_unique_reg_note to add REG_EQUAL notes.
10864 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10867 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10869 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10870 * cfgbuild.c (find_basic_blocks): Likewise.
10871 * cfgrtl.c (rtl_create_basic_block): Likewise.
10872 * function.c (temp_slots_at_level): Likewise.
10873 * reg-stack.c (stack_regs_mentioned): Likewise.
10874 * regclass.c (allocate_reg_info): Likewise.
10875 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10876 set_bb_for_stmt, move_block_to_fn): Likewise.
10877 * tree-complex.c (tree_lower_complex): Likewise.
10878 * vec.h (VEC_safe_grow_cleared): New.
10880 2007-01-02 Ian Lance Taylor <iant@google.com>
10882 * c-common.c (c_common_truthvalue_conversion): When warning about
10883 using an assignment as a truth value, set TREE_NO_WARNING.
10885 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10888 * c.opt (Wold-style-declaration): New.
10889 * doc/invoke.texi (C-only Warning Options): New.
10890 (Wold-style-declaration): Document it.
10891 (Wextra): Enabled by -Wextra.
10892 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10893 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10894 -Wold-style-declaration.
10896 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10898 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10899 * cfgbuild.c (find_basic_blocks): Likewise.
10900 * cfgrtl.c (rtl_create_basic_block): Likewise.
10901 * function.c (temp_slots_at_level): Likewise.
10902 * reg-stack.c (stack_regs_mentioned): Likewise.
10903 * regclass.c (allocate_reg_info): Likewise.
10904 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10905 set_bb_for_stmt, move_block_to_fn): Likewise.
10906 * tree-complex.c (tree_lower_complex): Likewise.
10907 * vec.h (VEC_safe_grow_cleared): New.
10909 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10911 * c-common.c (c_common_nodes_and_builtins): Since variants of
10912 void_type_node get built before it is given a name, we need to
10913 give those variants the name, too.
10914 (complete_array_type): We need to work with the canonical main
10915 type of the array, from which we will build the qualified version.
10916 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10917 * print-tree.c (print_node): Display canonical type information
10919 * stor-layout.c (layout_type): When we don't know the
10920 alignment of a type for which we're building an array, we end up
10921 guessing wrong, so make the type require structural equality.
10922 * tree.c (make_node_stat): When we build a new type, it is its
10923 own canonical type.
10924 (build_type_attribute_qual_variant): When building an attribute
10925 variant, its canonical type is the non-attribute variant. However,
10926 if the attributes are target-dependent and they differ, we need to
10927 use structural equality checks for this type.
10928 (build_qualified_type): A qualified type is not equivalent to its
10929 unqualified variant; set the canonical type appropriately.
10930 (build_distinct_type_copy): When building a distinct type from
10931 another type, the new type is its own canonical type.
10932 (build_variant_type_copy): When building a new type variant, we
10933 assume that it is equivalent to the original type.
10934 (build_pointer_type_for_mode): When building a pointer type, also
10935 build a canonical type pointer.
10936 (build_reference_type_for_mode): When building a reference type,
10937 also build a canonical type reference.
10938 (build_index_type): When we can't hash an index type (e.g.,
10939 because its maximum value is negative), the index type requires
10940 structural equality tests.
10941 (build_array_type): Build the canonical form of an array type.
10942 (build_function_type): Function types require structural equality,
10943 because they contain default arguments, attributes, etc.
10944 (build_method_type_directly): Ditto for method types.
10945 (build_offset_type): Build the canonical offset type.
10946 (build_complex_type): Build the canonical vector type.
10947 (make_vector_type): Build the canonical vector type.
10948 * tree.h (TYPE_CANONICAL): New.
10949 (TYPE_STRUCTURAL_EQUALITY_P): New.
10950 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10951 (struct tree_type): Added "canonical" field.
10952 * params.h (VERIFY_CANONICAL_TYPES): New.
10953 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10954 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10955 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10956 * doc/invoke.texi (verify-canonical-types): Document --param
10957 parameter for verifying canonical types.
10959 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10961 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10962 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10963 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10964 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10966 * config/rs6000/e500.h: New.
10967 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10968 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10970 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10971 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10972 TARGET_E500_DOUBLE): Remove.
10973 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10974 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10975 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10976 * config/rs6000/rs6000.c (rs6000_override_options): Use
10977 CHECK_E500_OPTIONS.
10979 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10981 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10982 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10983 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10984 rs6000_emit_cmove): Don't check TARGET_E500.
10985 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10986 sordered): Don't check TARGET_E500.
10988 2007-01-01 Eric Christopher <echristo@apple.com>
10990 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10991 HARD_REGISTER_NUM_P.
10993 2007-01-01 Roger Sayle <roger@eyesopen.com>
10995 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10996 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10997 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11000 2007-01-01 Mike Stump <mrs@apple.com>
11002 * configure.ac: Remove support for building with Apple's gcc-3.1.
11004 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11006 PR middle-end/30311
11007 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11008 REG is a hard register. Do not modify REG before calling
11010 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11011 multiple of the size of YMODE for certain lowpart cases.
11013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11015 PR middle-end/30253
11016 * gimplify (voidify_wrapper_expr): Update for
11017 GIMPLE_MODIFY_STMT.
11019 2007-01-01 Andreas Schwab <schwab@suse.de>
11022 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11023 save of BR0 in extra_spill_size instead of spill_size.
11024 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11026 (ia64_expand_epilogue): Restore BR0 from its new location.
11028 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11030 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11031 Use a temporary variable if the left hand side is not a gimple
11034 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11036 * gimplify.c (gimplify_return_expr): Make the temporary variable
11037 for the return expression, a gimple register variable.
11039 2007-01-01 Jan Hubicka <jh@suse.cz>
11041 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11044 2007-01-01 Mike Stump <mrs@apple.com>
11046 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11048 * config/darwin.c (machopic_select_rtx_section): Use
11049 HAVE_GAS_LITERAL16.
11050 (darwin_mergeable_constant_section): Likewise.
11051 * configure: Regenerate.
11052 * config.in: Regenerate.
11054 2007-01-01 Jan Hubicka <jh@suse.cz>
11055 Andrew Pinski <pinskia@gmail.com>
11057 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11058 before starting IPA passes.