1 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3 * function.h: Remove sequence_stack extern declaration.
5 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14 * config/avr/avr.c (avr_arch_types): Rearranging array.
16 (avr_mcu_types): Use avr_arch enumeration constants instead of
18 * config/avr/avr.h (LINK_SPEC): Simplify.
20 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22 * config/m68k/m68k.c (m68k_libcall_value,
23 m68k_function_value): Use macros for register names more.
25 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
27 (M68K_REGNAME): Use A6_REG.
28 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
30 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
33 * sched-int.h (struct deps): Split field 'pending_lists_length' into
34 'pending_read_list_length' and 'pending_write_list_length'. Update
36 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
37 to handle two length counters instead of one. Update all uses.
38 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
39 two length counters instead of one.
40 * sched-rgn.c (propagate_deps): Update to handle two length counters
43 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
46 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
47 copy of source, pass it to ix86_expand_vector_set and return
50 2007-04-16 David Ung <davidu@mips.com>
51 Joseph Myers <joseph@codesourcery.com>
53 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
54 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
55 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
56 Add 74K processor information.
57 * config/mips/mips.md: Include 74k.md.
58 (cpu): Add 74kc,74kf,74kx.
59 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
60 * config/mips/74k.md: New.
61 * doc/invoke.texi (MIPS Options): Document 74K support.
63 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
65 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
66 vectorizable_* functions.
67 * tree-vect-transform.c (vectorizable_call): Add check for
68 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
69 (vectorizable_store): likewise.
70 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
72 (vectorizable_operation, vectorizable_type_demotion): Likewise.
73 (vectorizable_type_promotion, vectorizable_load): Likewise.
74 (vectorizable_live_operation, vectorizable_condition): Likewise.
75 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
77 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
79 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
81 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
82 register numbers more.
83 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
84 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
85 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
86 FUNCTION_VALUE_REGNO_P): Likewise.
87 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
88 STATIC_CHAIN_REGNUM): Likewise.
89 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
90 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
91 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
92 * config/m68k/m68k.md (FP_REG): New.
94 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
96 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
99 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
101 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
102 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
105 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
107 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
110 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
113 * c-decl.c (finish_decl): Grab the type of the decl after the call
116 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
118 * common.opt (fforward-propagate): Fix "Optimization" annotation.
120 2007-04-14 Jakub Jelinek <jakub@redhat.com>
123 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
124 post dominators and cleanup cfg before returning.
126 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
128 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
129 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
131 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
133 * config.gcc: Recognize fido.
134 * config/m68k/m68k-devices.def (fidoa): New.
135 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
137 (FL_FIDOA, TARGET_FIDOA): New.
138 * config/m68k/m68k.opt (mfidoa): New.
140 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
143 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
144 when a personality function is used.
146 2007-04-13 Bob Wilson <bob.wilson@acm.org>
148 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
150 2007-04-13 Mike Stump <mrs@apple.com>
152 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
154 * config/darwin.opt (fapple-kext): Make C++ only.
155 * config/darwin.c (darwin_override_options): Remove code to ensure
156 -fapple-kext is given for C++ only.
158 2007-04-13 Richard Sandiford <richard@codesourcery.com>
160 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
161 * config/mips/mips.c (override_options): Call
162 SUBTARGET_OVERRIDE_OPTIONS, if defined.
164 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
166 * config/i386/i386.opt (msvr3-shlib): Removed.
168 * doc/invoke.texi: Remove -msvr3-shlib.
170 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
173 with "popcnt" instruction.
175 2007-04-13 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/21258
178 * tree-vrp.c (compare_case_labels): New helper.
179 (find_switch_asserts): New function.
180 (find_assert_locations): Call it for SWITCH_EXPRs.
182 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
185 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
186 check is now implied in X87_FLOAT_MODE_P.
187 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
188 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
189 (fix_trunc<mode>_i386_fisttp): Ditto.
190 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
191 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
192 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
193 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
194 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
195 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
196 (unnamed_splitters): Ditto.
197 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
198 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
199 FIRST_SSE_REG for local functions when SSE math is enabled or
200 for functions with sseregparm attribute.
201 (standard_80387_constant_p): Return -1 if mode is not
203 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
204 (ix86_expand_compare): Ditto.
205 (ix86_expand_carry_flag_compare): Ditto.
206 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
207 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
208 DECIMAL_FLOAT_MODE_P.
209 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
210 of SCALAR_FLOAT_MODE_P.
211 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
212 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
213 checks before FLOAT_MODE_P.
214 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
220 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
222 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
223 Charles Wilson <libtool@cwilson.fastmail.fm>
225 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
226 (libgcc.mvars): Don't depend on them.
227 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
230 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
232 * doc/invoke.text (--help): Document --help=common.
234 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
236 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
238 2007-04-12 Richard Sandiford <richard@codesourcery.com>
240 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
241 * genemit.c (main): Emit #include "integrate.h".
242 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
243 (LOADGP_RTP): New mips_loadgp_style.
244 * config/mips/mips.h: Include config/vxworks-dummy.h.
245 (TARGET_RTP_PIC): New macro.
246 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
247 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
248 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
250 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
251 -mvxworks-pic when using -mrtp and a PIC option.
252 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
254 (mips_symbolic_constant_p, mips_symbolic_address_p)
255 (mips_symbol_insns): Handle SYMBOL_HALF.
256 (override_options): Warn about -G and -mrtp being used together.
257 Initialize mips_lo_relocs[SYMBOL_HALF].
258 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
259 (mips_emit_loadgp): Handle LOADGP_RTP.
260 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
261 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
262 (tablejump): Handle function-relative case table entries if
264 * config/mips/predicates.md (symbol_ref_operand): New predicate.
266 2007-04-12 Richard Sandiford <richard@codesourcery.com>
268 * config/mips/mips.md (load_call<mode>): Allow any general register.
270 (sibcall_value_internal, sibcall_value_multiple_internal)
271 (call_value_internal, call_value_split, call_value_multiple_internal)
272 (call_value_multiple_split): Remove constraints from operand 0.
274 2007-04-12 Richard Sandiford <richard@codesourcery.com>
276 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
277 rather than loadgp_noshared.
278 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
279 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
281 * config/mips/mips.md (loadgp): Rename to...
282 (loadgp_newabi): ...this.
283 (loadgp_noshared): Rename to...
284 (loadgp_absolute): ...this.
286 2007-04-12 Richard Sandiford <richard@codesourcery.com>
288 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
289 false for locally-binding symbols.
290 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
292 2007-04-12 Richard Sandiford <richard@codesourcery.com>
294 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
295 (SYMBOL_GOT_PAGE_OFST): ...this.
296 (SYMBOL_GOT_GLOBAL): Rename to...
297 (SYMBOL_GOT_DISP): ...this.
298 (SYMBOL_GOTOFF_GLOBAL): Rename to...
299 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
300 * config/mips/mips.c (mips_global_symbol_p): New function.
301 (mips_symbol_binds_local_p): Likewise.
302 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
303 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
304 and mips_symbol_binds_local_p.
305 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
306 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
307 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
309 (mips_ok_for_lazy_binding_p): New function.
310 (mips_load_call_address, mips_expand_call): Use it.
311 (mips_dangerous_for_la25_p): Likewise.
312 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
313 (*got_disp<mode>): Use got_disp_operand instead of
314 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
315 SYMBOL_GOTOFF_GLOBAL.
316 (*got_page<mode>): Use got_page_ofst_operand instead of
318 * config/mips/predicates.md (const_call_insn_operand): Use
319 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
320 (global_got_operand): Rename to...
321 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
323 (local_got_operand): Rename to...
324 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
327 2007-04-12 Richard Sandiford <richard@codesourcery.com>
329 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
330 TARGET_CALL_CLOBBERED_GP.
331 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
332 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
333 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
334 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
335 of TARGET_ABICALLS && !TARGET_NEWABI.
336 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
337 * config/mips/mips.c (mips_load_call_address): Check
338 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
339 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
340 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
341 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
342 TARGET_ABICALLS && TARGET_NEWABI.
343 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
345 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
346 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
347 TARGET_ABICALLS && TARGET_NEWABI.
348 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
349 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
350 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
351 whether indirect calls must use $25.
352 (mips_extra_live_on_entry): Check TARGET_GOT instead of
354 * config/mips/mips.md (jal_macro): Check flag_pic and
355 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
356 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
357 instead of TARGET_ABICALLS.
358 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
359 TARGET_ABICALLS && TARGET_OLDABI.
360 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
361 (sibcall): In the comment above the define_insn, mention
362 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
363 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
364 instead of TARGET_ABICALLS.
366 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
368 * doc/md.texi (Blackfin family constraints): Document PA and PB.
369 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
370 (MACFLAGS_MATCH_P): New macro.
371 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
372 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
373 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
374 the other MACFLAG constants.
375 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
376 (flag_machi): Tighten constraints. Renumber some of the operands.
377 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
379 (flag_machi_parts_acconly): New pattern.
380 (flag_macinithi): Tighten constraints. Allow any accumulator to be
382 (flag_macinit1hi): Tighten constraints.
383 (flag_mul_macv2hi_parts_acconly): New pattern.
385 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
386 Use a more efficient implementation.
387 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
388 inline sequences when not optimizing for size.
390 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
391 movhi_high2low): Delete, merge functionality into...
392 (packv2hi): ... this pattern.
394 2007-02-11 Jie Zhang <jie.zhang@analog.com>
395 * config/bfin/bfin.opt (msim): New option.
397 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
398 (bfin_cpu_t): Typedef of enum bfin_cpu.
399 (bfin_cpu_type): New declaration.
400 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
401 -msim and -mcpu= options.
402 (LIB_SPEC): Likewise.
403 * config/bfin/bfin.c (bfin_cpu_type): Define.
404 (bfin_handle_option): Handle -mcpu= option.
405 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
406 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
407 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
409 2007-04-12 Richard Sandiford <richard@codesourcery.com>
411 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
412 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
413 (powerpc-wrs-vxworksae): Use ${tm_file}.
414 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
415 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
416 * config/i386/vx-common.h: New file.
418 2007-04-12 Richard Sandiford <richard@codesourcery.com>
420 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
423 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
425 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
428 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
432 * c-common.c (c_build_qualified_type): Set canonical type
435 2007-04-12 Richard Guenther <rguenther@suse.de>
437 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
438 lower bound and element size if lower bound is not zero
439 or either of the ARRAY_REF operands is set.
441 2007-04-12 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/24689
444 PR tree-optimization/31307
445 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
447 * gimplify.c (canonicalize_addr_expr): To be consistent with
448 gimplify_compound_lval only set operands two and three of
449 ARRAY_REFs if they are not gimple_min_invariant. This makes
450 it never at this place.
451 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
453 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
455 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
456 null before emitting a .nsubspa directive.
458 2007-04-11 Diego Novillo <dnovillo@redhat.com>
460 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
461 need_to_partition_p if there are no memory statements in the
464 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
466 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
467 (gcd_of_steps_may_divide_p): New function.
468 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
470 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
472 * reload.c (find_reloads_toplev, find_reloads_address,
473 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
474 not a pointer equality test, to decide if we need to call
475 push_reg_equiv_alt_mem.
477 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
479 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
480 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
481 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
483 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
485 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
486 vector to be positive.
488 2007-04-11 Diego Novillo <dnovillo@redhat.com>
492 * doc/invoke.texi: Document --params max-aliased-vops and
494 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
495 debug_memory_partitions): Move to tree-flow.h
496 * params.h (AVG_ALIASED_VOPS): Define.
497 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
499 (mp_info_t): Likewise.
500 (get_mem_sym_stats_for): New.
501 (set_memory_partition): Move from tree-flow-inline.h.
502 (mark_non_addressable): Only clear the set of symbols for the
503 partition if it exists.
504 (dump_memory_partitions): Move from tree-ssa-operands.c
505 (debug_memory_partitions): Likewise.
506 (need_to_partition_p): New.
507 (dump_mem_ref_stats): New.
508 (debug_mem_ref_stats): New.
509 (dump_mem_sym_stats): New.
510 (debug_mem_sym_stats): New.
511 (update_mem_sym_stats_from_stmt): New.
512 (compare_mp_info_entries): New.
513 (mp_info_cmp): Call it.
514 (sort_mp_info): Change argument to a list of mem_sym_stats_t
516 (get_mpt_for): Move from tree-ssa-operands.c.
517 (find_partition_for): New.
518 (create_partition_for): Remove.
519 (estimate_vop_reduction): New.
520 (update_reference_counts): New.
521 (build_mp_info): New.
522 (compute_memory_partitions): Refactor.
523 Document new heuristic.
524 Call build_mp_info, update_reference_counts,
525 find_partition_for and estimate_vop_reduction.
526 (compute_may_aliases): Populate virtual operands before
527 calling debugging dumps.
528 (delete_mem_sym_stats): New.
529 (delete_mem_ref_stats): New.
530 (init_mem_ref_stats): New.
531 (init_alias_info): Call it.
532 (maybe_create_global_var): Remove alias_info argument.
533 Get number of call sites and number of pure/const call sites
534 from gimple_mem_ref_stats().
535 (dump_alias_info): Call dump_memory_partitions first.
536 (dump_points_to_info_for): Show how many times a pointer has
538 * opts.c (decode_options): For -O2 set --param
539 max-aliased-vops to 500.
540 For -O3 set --param max-aliased-vops to 1000 and --param
541 avg-aliased-vops to 3.
542 * fortran/options.c (gfc_init_options): Remove assignment to
544 * tree-flow-inline.h (gimple_mem_ref_stats): New.
545 * tree-dfa.c (dump_variable): Dump memory reference
547 Dump NO_ALIAS* settings.
548 (referenced_var_lookup): Tidy.
549 (mem_sym_stats): New.
550 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
551 and ORIG are different SSA names for a memory partition.
552 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
553 * tree-flow.h (struct mem_sym_stats_d): Define.
554 (mem_sym_stats_t): Define.
555 (struct mem_ref_stats_d): Define.
556 (struct gimple_df): Add field mem_ref_stats.
557 (enum noalias_state): Define.
558 (struct var_ann_d): Add bitfield noalias_state.
559 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
560 debug_mem_ref_stats, debug_memory_partitions,
561 debug_mem_sym_stats): Declare.
562 * tree-ssa-structalias.c (update_alias_info): Update call
563 sites, pure/const call sites and asm sites in structure
564 returned by gimple_mem_ref_stats.
565 Remove local variable IS_POTENTIAL_DEREF.
566 Increase NUM_DEREFS if the memory expression is a potential
568 Call update_mem_sym_stats_from_stmt.
569 If the memory references memory, call
570 update_mem_sym_stats_from_stmt for all the direct memory
571 symbol references found.
572 (intra_create_variable_infos): Set noalias_state field for
573 pointer arguments according to the value of
574 flag_argument_noalias.
575 * tree-ssa-structalias.h (struct alias_info): Remove fields
576 num_calls_found and num_pure_const_calls_found.
577 (update_mem_sym_stats_from_stmt): Declare.
578 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
579 Set default value to 100.
580 (PARAM_AVG_ALIASED_VOPS): Define.
582 2007-04-11 Richard Guenther <rguenther@suse.de>
585 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
586 a * -b + c as c - a * b if we honor sign dependent rounding.
588 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
590 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
592 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
593 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
595 (initialize_trampoline): Don't use old-style function definition.
596 (bfin_secondary_reload): Mark IN_P argument as unused.
598 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
600 PR tree-optimization/31343
601 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
602 (build_polynomial_chrec): Return a scalar when the evolution is zero.
603 * testsuite/gcc.dg/vect/pr31343.c: New.
605 2007-04-10 Eric Christopher <echristo@apple.com>
607 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
608 * config/i386/i386.md (*cmpfp0): Use.
609 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
610 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
611 (fix_trunc<mode>_i386_fisttp): Ditto.
612 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
613 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
614 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
615 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
616 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
617 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
618 (unnamed_splitters): Ditto.
619 * config/i386/i386.c (output_fix_trunc): Assert that
620 we're not being passed a TFmode operand.
622 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
624 PR tree-optimization/31526
625 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
626 n_basic_blocks to find newly added blocks.
628 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
632 (fix_trunc<mode>si_sse): Ditto.
633 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
634 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
635 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
636 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
637 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
638 expander using SSEMODEF mode macro.
639 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
640 expander using SSEMODEF mode macro.
641 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
642 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
643 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
644 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
645 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
646 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
647 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
648 Macroize insn using X87MODEF mode macro.
650 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
652 * config/i386/sse.md (sse2_pinsrw): Removed.
653 (sse2_pextrw): Renamed to ...
654 (*sse2_pextrw): This.
656 2007-04-09 Jan Hubicka <jh@suse.cz>
660 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
661 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
662 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
663 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
665 2007-04-09 Jan Hubicka <jh@suse.cz>
667 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
668 multiple fields of union.
670 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
672 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
673 (create_preheaders): Check that loops are available.
674 (fix_loop_structure): Clean up, improve comments.
675 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
676 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
678 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
679 * predict.c (tree_estimate_probability): Do not call
680 calculate_dominance_info. Call create_preheaders.
681 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
682 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
684 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
685 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
686 * tree-cfg.c (tree_split_edge): Make an assert more precise.
687 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
690 2007-04-08 Jan Hubicka <jh@suse.cz>
692 * tree.h (maybe_fold_offset_to_component_ref): Declare.
693 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
694 * fold-const.c (fold_unary): Use it.
696 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
698 * varasm.c (assemble_variable): Remove call to
699 lang_hooks.decls.prepare_assemble_variable.
700 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
701 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
702 * langhooks.h (lang_hooks_for_decls): Remove
703 prepare_assemble_variable.
705 2007-04-08 Mike Stump <mrs@apple.com>
707 * config/i386/i386.c: Use inc/dec on Core2.
709 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
711 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
712 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
713 lhd_tree_inlining_end_inlining): Remove.
714 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
715 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
717 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
718 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
719 lhd_tree_inlining_end_inlining): Remove prototypes.
720 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
721 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
722 LANG_HOOKS_TREE_INLINING_START_INLINING,
723 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
725 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
728 2007-04-08 Anatoly Sokolov <aesok@post.ru>
731 * config/avr/predicates.md (io_address_operand): Delete predicate.
732 (low_io_address_operand): Don't use 'mode' argument.
733 (higth_io_address_operand): Rename ...
734 (high_io_address_operand): ... to this. Don't use 'mode' argument.
735 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
738 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
740 Revert change removing staticp.
742 2007-04-07 Anatoly Sokolov <aesok@post.ru>
745 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
748 2007-04-07 Bruce Korb <bkorb@gnu.org>
750 * c.opt: Add -Wformat-contains-nul.
751 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
753 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
754 the NUL byte warning.
756 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
758 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
760 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
762 * tree.c (staticp): No longer use staticp langhook.
763 * langhooks.c (lhd_staticp): Removed.
764 * langhooks.h (struct lang_hooks): Remove staticp.
765 * c-common.c (c_staticp): Remove.
766 * c-common.h (c_staticp): Ditto.
767 * langhooks-defs.h (lhd_staticp): Ditto.
768 (LHD_HOOKS_STATICP): Ditto
769 * tree.h (gcc_assert_lowered): New macro.
771 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
773 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
775 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
776 Add argument "reliable". Propagate it through calls.
777 (infer_loop_bounds_from_undefined): Derive number of iterations
778 estimates from references in blocks that do not dominate loop latch.
779 (gcov_type_to_double_int): New function.
780 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
781 and expected_loop_iterations_unbounded.
782 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
783 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
784 * tree-data-ref.c (estimated_loop_iterations): Export.
785 (get_references_in_stmt): Fix -- do not return addresses of local
787 * cfgloop.h (expected_loop_iterations_unbounded,
788 estimated_loop_iterations): Declare.
790 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
792 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
794 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
796 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
797 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
798 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
799 Use output_387_reg_move().
800 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
801 expander using X87MODEF12 mode macro.
802 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
803 choosing register preferences. Use output_387_reg_move().
804 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
805 instead of "x". Use output_387_reg_move().
806 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
807 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
808 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
809 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
810 Use output_387_reg_move().
811 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
813 (*truncxf?f_i387 splitter): Ditto.
815 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
817 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
818 LANG_HOOKS_SAFE_FROM_P.
819 * expr.c (safe_from_p): Remove langhook call.
820 * langhooks.h (lang_hooks): Remove safe_from_p.
821 (lhd_safe_from_p): Remove prototype.
822 * langhooks.c (lhd_safe_from_p): Remove.
824 2007-04-06 Jan Hubicka <jh@suse.cz>
826 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
829 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
832 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
833 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
834 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
836 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
837 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
839 2007-04-05 Richard Henderson <rth@redhat.com>
841 * config/alpha/alpha.c (print_operand) [+]: Remove.
842 (alpha_end_function): Print nop if call at end of function.
843 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
844 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
845 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
846 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
847 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
848 the call pattern. Update peepholes to match.
850 2007-04-05 Janis Johnson <janis187@us.ibm.com>
852 * doc/extend.texi (Other Builtins): Add decimal float variants
854 * builtins.def: Ditto.
855 * builtins.c (expand_builtin): Ditto.
857 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
858 H.J. Lu <hongjiu.lu@intel.com>
861 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
862 of V8HImode when calling ix86_binary_operator_ok.
863 (sse2_pmaddwd): Call ix86_binary_operator_ok.
864 (sdot_prodv8hi): Operands 1 and 2 must be register.
866 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
868 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
869 initialize align to silence bogus warning.
871 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
874 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
876 (struct sra_walk_fns): Remove use_all parameter from use.
877 (sra_hash_tree): Handle BIT_FIELD_REFs.
878 (sra_elt_hash): Don't hash bitfld blocks.
879 (sra_elt_eq): Skip them in parent compares as well. Handle
881 (sra_walk_expr): Don't maintain or pass down use_all_p.
882 (scan_use): Remove use_all parameter.
883 (scalarize_use): Likewise. Re-expand assignment to
884 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
885 output, and re-scalarize after output. Don't mark anything
887 (scalarize_ldst): Adjust.
888 (scalarize_walk_gimple_modify_statement): Likewise.
889 (build_element_name_1): Handle BIT_FIELD_REFs.
890 (instantiate_element): Don't warn for any element whose parent
892 (instantiate_missing_elements_1): Return the sra_elt.
893 (canon_type_for_field): New.
894 (try_instantiate_multiple_fields): New.
895 (instantiate_missing_elemnts): Use them.
896 (mark_no_warning): Removed.
897 (generate_one_element_ref): Handle BIT_FIELD_REFs.
898 (REPLDUP, sra_build_elt_assignment): New.
899 (generate_copy_inout): Use them.
900 (generate_element_copy): Likewise. Handle bitfld differences.
901 (generate_element_zero): Don't recurse for blocks. Use
902 sra_build_elt_assignment.
903 (generate_one_element_int): Take elt instead of var. Use
904 sra_build_elt_assignment.
905 (generate_element_init_1): Adjust.
906 (scalarize_use, scalarize_copy): Use REPLDUP.
907 (scalarize_ldst): Move assert before dereference.
908 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
910 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
912 * regmove.c: Fix unused variable warnings due to previous commit.
914 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
916 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
917 (regmove_bb_head): Remove.
918 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
919 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
920 problems with fixup_match_1.
921 Don't initialize/free regmove_bb_head.
923 (reg_is_remote_constant_p): If an insn is in the same basic block
924 but not before INSN, consider it remote, too.
926 2007-04-05 Anatoly Sokolov <aesok@post.ru>
929 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
930 DECL_ASSEMBLER_NAME, not the DECL_NAME.
932 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
934 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
935 (CONDITIONAL_REGISTER_USAGE): Likewise.
937 2007-04-04 Richard Henderson <rth@redhat.com>
939 * config/alpha/lib1funcs.asm: Remove unused file.
941 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
944 * opts.c (print_specific_help): Fix --help=<language>
946 (common_handle_option): Support --help=common.
948 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
951 * gcc.c (main): Do not run the linker if
952 print_subprocess_help indicates that it shouldn't be
955 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
958 * doc/invoke.texi (--help=): Document <languages> value, fix
959 formatting in tables of values.
961 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
963 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
964 dllimport attribute of virtual methods.
966 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
968 * config/score/crti.asm: Change _bss_start to __bss_start.
969 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
970 (OUTGOING_REG_PARM_STACK_SPACE) update.
971 * config/score/score.opt: add options to make backend support
972 score5, score5u, score7 and score7d.
973 * config/score/score.md: Likewise.
974 * config/score/misc.md: Likewise.
975 * config/score/mac.md: Likewise.
976 * doc/invoke.texi: Likewise.
977 * doc/md.texi: update constraints define.
979 2007-04-03 Richard Henderson <rth@redhat.com>
981 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
982 an appropriate type, use the mode instead.
984 2007-04-03 Richard Sandiford <richard@codesourcery.com>
986 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
987 Set the default --with-arch setting to mips2.
988 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
989 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
990 (MULTILIB_OSDIRNAMES): Delete.
991 (MULTILIB_DIRNAMES): Define.
992 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
993 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
994 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
995 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
996 VXWORKS_OS_CPP_BUILTINS.
997 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
998 (MIPS_DEBUGGING_INFO): Undefine.
999 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1001 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1004 * fold-const.c (native_encode_real): Encode real.c provided longs
1005 as a series of 32-bit native integers.
1006 (native_interpret_real): Interpret buffer as a series of 32-bit
1009 2007-04-03 Richard Guenther <rguenther@suse.de>
1011 * genpreds.c (write_insn_constraint_len): Write function
1012 optimized for CONSTRAINT_LEN implementation.
1013 (write_tm_preds_h): Output insn_constraint_len inline and
1014 use it for CONSTRAINT_LEN.
1015 (write_insn_preds_c): Don't output insn_constraint_len.
1016 * doc/md.texi (define_register_constraint): Document multi-letter
1017 constraints shall have the same length if they start with the same
1020 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (isinf<mode>2): Expand only when
1024 TARGET_C99_FUNCTIONS is set.
1026 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1028 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1029 (x86_64-*-linux*): Ditto.
1030 * config/i386/i386.opt (mpc): New option.
1031 * config/i386/i386.c (overrride_options): Handle
1032 ix87_precision_string.
1033 * config/i386/crtprec.c: New file.
1034 * config/i386/t-crtpc: Ditto.
1035 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1037 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1038 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1039 crtprec32.o, crtprec64.o and crtprec80.o.
1041 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1043 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1045 2007-04-02 Eric Christopher <echristo@apple.com>
1047 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1048 limitations on darwin.
1050 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1053 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1055 2007-04-02 Dave Korn <dave.korn@artimi.com>
1057 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1059 2007-04-02 Dave Korn <dave.korn@artimi.com>
1061 * libgcc2.h (exception_descriptor): Don't forward-declare.
1062 (__get_eh_table_language, __get_eh_table_version): Delete
1063 prototypes of long-dead functions.
1065 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1067 * ebitmap.h: New file
1068 * ebitmap.c: New file
1069 * Makefile.in (ebitmap.o): New target.
1071 2007-04-01 Jan Hubicka <jh@suse.cz>
1073 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1074 before very first instruction.
1076 2007-04-01 Jan Hubicka <jh@suse.cz>
1078 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1079 waring on 64bit hosts.
1080 * bitmap.h: Fix typo in bitmap_head_def.
1082 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1084 PR rtl-optimization/31391
1085 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1086 into a DELETED_LABEL note, and the label is in an empty basic
1087 block, update BB_END as well as BB_HEAD.
1089 2007-04-01 Richard Henderson <rth@redhat.com>
1091 PR tree-optimization/31169
1092 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1093 to varying if the range is outside [0, prec-1].
1095 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1098 * config/mips/mips.md (load_const_gp): New insn.
1099 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1100 the MIPS16 GP pseudo register if no_new_pseudos.
1101 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1103 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1106 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1108 (call_value): Likewise.
1110 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1111 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1114 * doc/invoke.texi: (optimization options): Reword description
1115 of -ffast-math. Document its primary purpose.
1117 2007-03-31 Richard Guenther <rguenther@suse.de>
1119 * omp-low.c (splay-tree.h): Include.
1120 (lookup_decl): Replace splay-tree usage by pointer-map.
1121 (maybe_lookup_decl): Likewise.
1122 (new_omp_context): Likewise.
1123 (delete_omp_context): Likewise.
1124 * gimplify.c (splay-tree.h): Include.
1125 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1127 (remap_ssa_name): Likewise.
1128 (remap_decl): Likewise.
1129 (remap_type_1): Likewise.
1130 (remap_type): Likewise.
1131 (copy_body_r): Likewise.
1132 (expand_call_inline): Likewise.
1133 (clone_body): Likewise.
1134 (copy_tree_r): Likewise.
1135 (remap_save_expr): Likewise.
1136 (unsave_r): Likewise.
1137 (unsave_expr_now): Likewise.
1138 (tree_function_versioning): Likewise.
1139 (build_duplicate_type): Likewise.
1140 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1141 (struct copy_body_data): Replace splay-tree by pointer-map.
1142 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1143 not $(SPLAY_TREE_H).
1144 (gimplify.o): Depend on $(SPLAY_TREE_H).
1145 (omp-low.p): Likewise.
1147 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1149 * config/avr/predicates.md (even_register_operand,
1150 odd_register_operand): New predicates.
1151 * config/avr/avr.md (movw peephole2): New.
1152 (movw_r peephole2): New.
1154 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1156 * tree.h (get_signed_or_unsigned_type): New.
1157 * fold-const.c (operand_equal_for_comparison_p): Use
1158 get_signed_or_unsigned_type instead of
1159 lang_hooks.types.signed_or_unsigned_type.
1160 * expr.c (store_expr): Ditto.
1161 * langhooks.c (get_signed_or_unsigned_type): New.
1162 (lhd_signed_or_unsigned_type): New.
1163 * langhooks.h (lhd_signed_or_unsigned_type): New.
1164 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1166 2007-03-30 Richard Henderson <rth@redhat.com>
1168 * tree-ssa-loop-ivopts.c: Include target.h.
1169 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1170 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1171 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1172 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1174 2007-03-30 Richard Henderson <rth@redhat.com>
1175 Kai Tietz <kai.tietz@onevision.com>
1177 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1179 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1180 (TARGET_64BIT_MS_ABI): New.
1181 (DBX_REGISTER_NUMBER): Handle 64-bit.
1182 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1183 (LONG_TYPE_SIZE): Force to 32.
1184 (REG_PARM_STACK_SPACE): New.
1185 (OUTGOING_REG_PARM_STACK_SPACE): New.
1186 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1187 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1188 (STACK_BOUNDARY): Use 128 for 64-bit.
1189 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1190 Add 64-bit implementation.
1191 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1193 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1194 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1195 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1196 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1197 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1198 TARGET_64BIT_MS_ABI.
1199 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1200 (ix86_pass_by_reference): Likewise.
1201 (ix86_function_value_regno_p): Likewise.
1202 (ix86_build_builtin_va_list): Likewise.
1203 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1204 (function_arg_advance_ms_64): New.
1205 (function_arg_advance): Call it.
1206 (function_arg_ms_64): New.
1207 (function_arg): Call it.
1208 (function_value_ms_64): New.
1209 (ix86_function_value_1): Call it.
1210 (return_in_memory_ms_64): New.
1211 (ix86_return_in_memory): Call it.
1212 (setup_incoming_varargs_ms_64): New.
1213 (ix86_setup_incoming_varargs): Call it.
1214 (ix86_expand_prologue): Handle 64-bit stack probing.
1215 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1216 (output_pic_addr_const): Likewise.
1217 (x86_this_parameter): Likewise.
1218 (x86_output_mi_thunk): Likewise.
1219 (x86_function_profiler): Likewise.
1220 (TARGET_STRICT_ARGUMENT_NAMING): New.
1221 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1222 (TARGET_64BIT_MS_ABI): New.
1223 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1224 * config/i386/i386.md (allocate_stack_worker): Remove.
1225 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1226 describe the clobber of eax without a match_scratch.
1227 (allocate_stack_worker_postreload): Remove.
1228 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1229 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1230 (allocate_stack_worker_rex64_postreload): Remove.
1231 (allocate_stack): Handle 64-bit.
1232 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1233 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1234 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1235 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1236 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1237 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1238 * config.build (x86_64-*-mingw*): New host.
1239 * config.host (x86_64-*-mingw*): New host.
1240 * config.gcc (x86_64-*-mingw*): New target.
1241 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1243 2007-03-30 Richard Henderson <rth@redhat.com>
1244 Kai Tietz <kai.tietz@onevision.com>
1246 * c-pragma.c (struct def_pragma_macro_value): New.
1247 (struct def_pragma_macro): New.
1248 (pushed_macro_table): New.
1249 (dpm_hash, dpm_eq): New.
1250 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1251 (init_pragma): Install them.
1252 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1254 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1256 * config/avr/avr.c (avr_override_options): Clear
1257 'flag_delete_null_pointer_checks'.
1259 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1262 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1263 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1264 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1265 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1266 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1267 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1268 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1270 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1272 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1274 * regmove.c: Move all of pass_stack_adjustments from here...
1275 * combine-stack-adj.c: ...to this new file.
1276 * Makefile.in: Add rules for combine-stack-adj.o.
1278 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1280 PR tree-optimization/31383
1281 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1282 to have the same length.
1284 2007-03-30 Jan Hubicka <jh@suse.cz>
1287 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1288 availablility; add more sanity checking; ask varpool only about
1291 2007-03-29 Richard Henderson <rth@redhat.com>
1293 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1294 to decide, but __SIZEOF_LONG_LONG__.
1296 2007-03-29 Richard Henderson <rth@redhat.com>
1298 * emutls.c (struct __emutls_array): New.
1299 (emutls_destroy): Use it instead of casting element 0 from void*.
1300 (__emutls_get_address): Likewise.
1302 2007-03-29 Richard Henderson <rth@redhat.com>
1304 * varasm.c (initializer_constant_valid_p): Don't deny
1305 DECL_DLLIMPORT_P on functions.
1307 * config/i386/cygming.h: Remove function declarations.
1308 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1309 (ASM_OUTPUT_LABELREF): Remove.
1310 (COMMON_ASM_OP): Remove.
1311 (ASM_OUTPUT_COMMON): Remove.
1312 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1313 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1314 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1315 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1316 Rename from TARGET_ENCODE_SECTION_INFO.
1317 * config/i386/netware.h: Likewise.
1318 * config/i386/i386-protos.h: Update.
1319 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1320 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1321 (legitimate_constant_p): Reject dllimports.
1322 (dllimport_map, get_dllimport_decl): New.
1323 (legitimize_dllimport_symbol): New.
1324 (legitimize_address, ix86_expand_move): Use it.
1325 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1326 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1327 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1328 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1329 * config/i386/predicates.md (constant_call_address_operand): Only
1330 accept symbols; reject dllimport_p symbols.
1331 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1332 i386_pe_maybe_record_exported_symbol.
1333 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1334 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1335 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1336 trust the setting of DECL_DLLIMPORT_P.
1337 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1338 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1339 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1340 tidy the argument scanning loop.
1341 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1342 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1343 (i386_pe_strip_name_encoding): Remove.
1344 (i386_pe_binds_local_p): New.
1345 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1346 (i386_pe_output_labelref): Remove.
1347 (i386_pe_asm_output_aligned_decl_common): New.
1348 (i386_pe_maybe_record_exported_symbol): Rename from
1349 i386_pe_record_exported_symbol; check for dllexported symbols.
1351 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1353 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1354 add comment explaining why vsnprintf cannot be used.
1356 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1358 PR tree-optimization/30666
1359 * tree.c (build_complex_type): When creating type names for DWARF2
1360 debug info, create TYPE_DECLs for TYPE_NAME instead of
1362 (build_common_tree_nodes_2): Use build_complex_type when building
1363 predefined complex types, to preserve canonical types.
1365 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1367 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1368 (noce_get_alt_condition): Look at it to determine whether to
1369 reverse the condition or not.
1370 (noce_get_condition): Substitute the truth for lies.
1371 (noce_find_if_block): Set the then_else_reversed field.
1373 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1375 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1376 destination of this insn.
1377 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1378 than calling gen_rtx_SET directly. Use r0 to hold the value of
1379 'address + 4' rather than a stack based temporary which can be
1382 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1384 * config/s390/s390.c (s390_secondary_input_reload_class,
1385 s390_secondary_output_reload_class): Functions removed.
1386 (s390_secondary_reload): New function.
1387 (TARGET_SECONDARY_RELOAD): Target macro defined.
1388 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1389 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1390 * config/s390/s390.md ("reload_outti", "reload_outdi",
1391 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1392 "reload_out<mode>"): Expanders removed.
1393 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1394 "reload<mode>_nonoffmem_out"): Expanders added.
1396 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1398 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1399 SRC->DEST replacement failed anyway.
1401 2007-03-28 Mike Stump <mrs@apple.com>
1403 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1404 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1405 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1407 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1409 * config.gcc: Accept barcelona as a variant of amdfam10.
1410 * config/i386/i386.c (override_options): Likewise.
1411 * doc/invoke.texi: Likewise.
1413 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1415 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1416 offsets for BIT_FIELD_REF and COMPONENT_REF.
1418 2007-03-28 Richard Guenther <rguenther@suse.de>
1420 * tree.c (is_global_var): Move ...
1421 * tree-flow-inline.h (is_global_var): ... here.
1422 * tree.h (is_global_var): Remove declaration.
1424 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1428 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1429 * config/i386/i386.c (ix86_tune_features): Initialize new
1431 * config/i386/predicates.md (promotable_binary_operator): Use
1432 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1434 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1437 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1439 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1441 * config/fr30/fr30.md (movsi_internal): Change destination
1442 constraint from m to V and add m to the end.
1444 2007-03-28 Christian Bruel <christian.bruel@st.com>
1446 * config/sh/sh.md (movsi_i): Fix type attribute.
1448 2007-03-28 Christian Bruel <christian.bruel@st.com>
1450 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1451 (movsf_ie): Likewise.
1453 2007-03-28 Christian Bruel <christian.bruel@st.com>
1455 * config.gcc: Add sh4-300 to multilib.
1456 * config/sh/t-mlib-sh4-300: New file.
1458 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1460 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1461 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1463 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1464 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1465 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1466 "fixuns_trunctddi2"): Whitespace fix.
1468 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1470 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1471 the definition of struct sh_args.
1472 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1473 CALL_COOKIE_INT_REG_GET): Likewise.
1475 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1477 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1478 transformations are applied successfully.
1480 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1482 * tree.c (tree_contains_struct): Permit 512 tree codes.
1483 * tree.h (tree_contains_struct): Ditto.
1484 (MAX_TREE_CODES): Ditto.
1485 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1486 SPARE member to store remaining padding bits.
1488 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1490 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1493 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1495 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1496 * configure: Regenerate.
1498 * configure: Regenerate using the correct version of autoconf.
1500 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1502 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1504 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1505 regs to "__SP_L__" and "__SP_H__".
1507 2007-03-27 Richard Guenther <rguenther@suse.de>
1509 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1510 computations with it with a HOST_WIDE_INT variable.
1512 2007-03-26 Mike Stump <mrs@apple.com>
1514 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1515 objective-c-header, objective-c++-header and objc++-cpp-output
1517 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1519 2007-03-26 Richard Henderson <rth@redhat.com>
1522 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1523 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1524 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1525 IX86_BUILTIN_PSRLQ128): New.
1526 (ix86_init_mmx_sse_builtins): Add them.
1527 (ix86_expand_builtin): Expand them.
1528 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1529 operand 2 be TImode.
1530 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1531 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1532 _mm_srli_epi64): Mark __B const.
1533 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1534 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1535 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1536 new two-vector shift builtins.
1538 2007-03-26 Ian Lance Taylor <iant@google.com>
1540 PR tree-optimization/31345
1541 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1542 [+INF, +INF(OVF)] into VARYING.
1544 2007-03-26 Zack Weinberg <zackw@panix.com>
1546 * gengtype-parse.c: New file.
1547 * gengtype-yacc.y: Delete.
1548 * gengtype-lex.l: Don't include gengtype-yacc.h.
1549 Define YY_DECL and yyterminate appropriately for recursive
1550 descent parser. yylval is now a string out-parameter to yylex.
1551 (HWS, EOID): New shorthand.
1552 (IWORD): Add a couple more types.
1553 (yylex): Add a setup stanza. Remove the complex rules for
1554 detecting GTY'ed types and typedefs; replace with simple
1555 keyword detectors. Adjust everything for the changed
1556 definition of yylval. Ignore all pp-directives, not just #define.
1558 (parse_file): Rename yybegin; do not call yyparse.
1560 * gengtype.c (xasprintf): Export again.
1561 (this_file): New. Use everywhere __FILE__ was being used.
1562 (get_lang_bitmap): Special case types defined in gengtype.c.
1563 (do_typedef, new_structure): Suppress definition of certain types.
1564 (new_structure): Improve diagnostics of duplicate definitions.
1565 Make sure location_s is associated with input.h.
1566 (nreverse_pairs, define_location_structures): New functions.
1567 (main): Improve tagging of kludge types. Remove old kludges
1568 for input.h types; use define_location_structures.
1569 * gengtype.h: Update prototypes. Define token codes here.
1570 * Makefile.in: Remove all references to gengtype-yacc.
1571 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1573 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1574 add GTY((skip)) to the field that's only conditionally there.
1575 * doc/install.texi: Document that Bison is no longer required
1576 unless building treelang.
1578 * gengtype.c: Don't include gtyp-gen.h.
1579 (srcdir): Declare here.
1580 (base_files, lang_dir_names): Allocate dynamically.
1581 (gt_files, num_gt_files, num_lang_dirs): New globals.
1582 (measure_input_list, read_input_line, read_input_list)
1583 (set_lang_bitmap): New functions.
1584 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1585 simplify, relying on read_input_list to set up the bitmaps.
1586 (main): Arguments are no longer unused. Check for correct number
1587 of command line arguments, set srcdir and srcdir_len, then call
1588 read_input_list, before doing anything else. No need to worry
1589 about duplicates in main loop.
1590 * configure.ac: Simplify the calculation of all_gtfiles.
1591 Put language tags in there. Don't set or substitute
1592 all_gtfiles_files_langs or all_gtfiles_files_frags.
1593 * Makefile.in: Revamp the way gengtype is invoked, now that it
1594 takes a file on its command line with a much simpler format.
1595 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1596 (GTFILES): Remove duplicates and C source files.
1597 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1598 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1599 * configure: Regenerate.
1601 * gengtype.h: Remove all type definitions to gengtype.c; leave
1602 only definitions of options_p, type_p, and pair_p as opaque
1603 pointers. Update prototypes.
1604 * gengtype.c: Many type definitions moved here from gengtype.h.
1605 Consolidate type definitions at the top of the file.
1606 (xvasprintf): Delete.
1607 (xasprintf): Make static.
1608 (create_nested_pointer_option): Add 'next' parameter.
1609 (create_field_all, create_field_at): New functions.
1610 (create_field): Now a thin wrapper around create_field_all.
1611 (create_optional_field): Rename create_optional_field_ and add
1612 line argument. Original name is now a macro which supplies
1614 (oprintf): Use vsnprintf directly.
1615 (close_output_files): Use fatal rather than perror/exit.
1616 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1617 (main): Set progname. Don't use exit.
1618 * gengtype-yacc.y (struct_fields): Use create_field_at.
1619 (option, optionseqopt): Delete.
1620 (optionseq): Consolidate productions from option here so we
1621 can use the first argument to create_option.
1623 * gengtype-lex.l: Distinguish unions from structures in the
1624 token type. Don't call find_structure; return the tag as a string.
1625 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1626 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1627 Reorganize typedef_struct production accordingly.
1628 Use create_nested_ptr_option.
1629 * gengtype.c (create_nested_ptr_option): New function.
1630 * gengtype.h: Declare it.
1632 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1633 (string_type): Don't declare.
1634 (do_scalar_typedef): Declare.
1635 (create_scalar_type): Update prototype.
1636 * gengtype.c (string_type): Make static.
1637 (scalar_nonchar, scalar_char): New.
1638 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1639 (resolve_typedef): Use scalar_nonchar for error recovery.
1640 (create_scalar_type): Remove name_len field. Return scalar_char
1641 or scalar_nonchar as appropriate.
1642 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1644 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1646 (main): Initialize scalar_char and scalar_nonchar before calling
1648 * gengtype-lex.l: Adjust for removal of second argument to
1649 create_scalar_type. Use yylval.s instead of yylval.t when
1651 * gengtype-yacc.y: Type of SCALAR is string. Call
1652 create_scalar_type from type:SCALAR rule. Adjust for removal of
1653 second argument to create_scalar_type.
1655 * vec.h: Remove all #if IN_GENGTYPE blocks.
1656 Add comment saying that changes may require adjustments to gengtype.
1657 * gengtype.c: Don't include coretypes.h or tm.h.
1658 Add comment to inclusion of errors.h.
1659 (note_def_vec, note_def_vec_alloc): New functions.
1660 * gengtype.h: Declare new functions.
1661 * gengtype-lex.l: Don't include coretypes.h.
1662 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1664 (update_lineno): Remove unnecessary prototype.
1665 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1666 (VEC rule): Just return VEC_TOKEN.
1667 * gengtype-yacc.y (VEC_TOKEN): New token type.
1668 (type): Add a production for VEC(a,b).
1669 * Makefile.in: Update dependencies.
1671 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1672 typedefs that use the old PARAMS macro.
1674 * gengtype-lex.l: Remove all rules and states relating to yacc
1676 * gengtype-yacc.y: Similarly.
1677 * gengtype.c (note_yacc_type): Delete function.
1678 * gengtype.h: Update prototypes.
1680 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1682 * tree-pretty-print.c (dump_generic_node): Report precision of
1683 unnamed integer types.
1685 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1687 * ifcvt.c (noce_try_store_flag_constants): Don't check
1688 no_new_pseudos here.
1689 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1690 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1691 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1692 noce_try_sign_mask): Likewise.
1693 (if_convert): Check no_new_pseudos here.
1695 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1697 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1698 (noce_get_condition): Handle new then_else_reversed argument.
1699 (noce_init_if_info): Remove, fold into noce_find_if_block.
1700 (noce_process_if_block): Take a struct noce_if_info as the
1701 argument. Don't set up one based on ce_if_info. Update pointer
1702 references accordingly.
1703 (cond_move_process_if_block): Likewise.
1704 (process_if_block): Removed.
1705 (find_if_block): Removed. Move functionality two new functions,
1706 noce_find_if_block and cond_exec_find_if_block.
1707 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1708 blocks and the symmetric IF-ELSE-JOIN case.
1709 (cond_exec_find_if_block): Also new function mostly based on old
1710 find_if_block and process_if_block.
1711 (find_if_header): Replace find_if_block call with separately
1712 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1713 (find_cond_trap): Update noce_get_condition call.
1714 (dead_or_predicable): Likewise.
1716 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1718 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1720 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1721 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1722 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1723 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1724 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1725 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1726 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1727 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1728 __builtin_ia32_psrad128 builtins.
1730 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1732 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1733 * config/i386/constraints.md
1734 (define_constraint "I"): Use IN_RANGE macro.
1735 (define_constraint "J"): Ditto.
1736 (define_constraint "K"): Ditto.
1737 (define_constraint "M"): Ditto.
1738 (define_constraint "N"): Ditto.
1739 (define_constraint "O"): Ditto.
1740 * config/i386/predicates.md
1741 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1742 (define_predicate "const_0_to_3_operand"): Ditto.
1743 (define_predicate "const_0_to_7_operand"): Ditto.
1744 (define_predicate "const_0_to_15_operand"): Ditto.
1745 (define_predicate "const_0_to_63_operand"): Ditto.
1746 (define_predicate "const_0_to_255_operand"): Ditto.
1747 (define_predicate "const_1_to_31_operand"): Ditto.
1748 (define_predicate "const_2_to_3_operand"): Ditto.
1749 (define_predicate "const_4_to_7_operand"): Ditto.
1751 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1753 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1754 in SImode for save_world.
1755 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1758 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1760 PR tree-optimization/30784
1761 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1764 2007-03-25 Revital Eres <eres@il.ibm.com>
1766 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1767 Fold movement_possibility function into it.
1769 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1771 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1772 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1773 (call_indirect_nonlocal_darwin64): Same.
1774 (call_nonlocal_darwin64): Same.
1775 (call_value_indirect_nonlocal_darwin64): Same.
1776 (call_value_nonlocal_darwin64): Same.
1777 (sibcall_nonlocal_darwin64): Same.
1778 (sibcall_value_nonlocal_darwin64): Same.
1779 (sibcall_symbolic_64): Same.
1780 (sibcall_value_symbolic_64): Same.
1781 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1783 (rs6000_emit_load_toc_table): Same.
1784 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1785 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1791 (load_toc_v4_pic_si): Same
1792 (load_toc_v4_PIC_1): Same.
1793 (load_toc_v4_PIC_1b): Same.
1794 (call_indirect_aix{32,64}): Same.
1795 (call_value_indirect_aix{32,64}): Same.
1798 (call_local{32,64}): Same.
1799 (call_value_local{32,64}): Same.
1800 (call_indirect_nonlocal_aix{32,64}): Same.
1801 (call_nonlocal_aix{32,64}): Same.
1802 (call_value_indirect_nonlocal_aix{32,64}): Same.
1803 (call_value_nonlocal_aix{32,64}): Same.
1804 (call_indirect_nonlocal_sysv<mode>): Same.
1805 (call_nonlocal_sysv<mode>): Same.
1806 (call_value_indirect_nonlocal_sysv<mode>): Same.
1807 (call_value_nonlocal_sysv<mode>): Same.
1809 (sibcall_local{32,64}): Same.
1810 (sibcall_value_local{32,64}): Same.
1811 (sibcall_nonlocal_aix{32,64}): Same.
1812 (sibcall_value_nonlocal_aix{32,64}): Same.
1813 (sibcall_nonlocal_sysv<mode>): Same.
1814 (sibcall_value): Same.
1815 (sibcall_value_nonlocal_sysv<mode>): Same.
1817 2007-03-24 Paul Brook <paul@codesourcery.com>
1819 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1820 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1822 2007-03-24 Richard Henderson <rth@redhat.com>
1824 * config/ia64/constraints.md: New file.
1825 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1826 satisfies_constraint_?.
1827 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1828 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1829 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1830 ia64_output_mi_thunk): Likewise.
1831 (ia64_const_ok_for_letter_p): Remove.
1832 (ia64_const_double_ok_for_letter_p): Remove.
1833 (ia64_extra_constraint): Remove.
1834 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1835 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1836 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1837 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1838 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1839 EXTRA_MEMORY_CONSTRAINT): Remove.
1840 * config/ia64/ia64.md: Include constriants.md. Replace
1841 CONST_OK_FOR_? with satisfies_constraint_?.
1843 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1844 H.J. Lu <hongjiu.lu@intel.com>
1846 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1848 (name macros): Use DPD_BID_NAME to convert names properly.
1850 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1851 decimal floating point format.
1852 (init_floating_libfuncs): Change decimal functions so that they
1853 have a "bid_" prefix if the decimal system uses the BID format,
1854 and "dpd_" prefix if the decimal system uses the DPD format.
1855 (init_interclass_conv_libfuncs): Ditto.
1856 (init_intraclass_conv_libfuncs): Ditto.
1858 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1859 using the BID format.
1861 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1862 whether we are using the BID decimal format.
1863 * configure: Regenerate.
1865 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1866 the compiler has decimal floating point enabled. Define
1867 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1870 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1871 using the BID format.
1873 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1874 whether we are using the BID decimal format.
1875 * configure: Regenerate.
1877 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1878 the compiler has decimal floating point enabled. Define
1879 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1882 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1883 options, and that it is enabled for i386/x86_64 systems.
1885 * Makefile.in (enable_decimal_float): New.
1887 (DECNUMINC): Add -I$(DECNUMFMT).
1888 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1889 to $(DECNUMFMT) from $(DECNUM).
1891 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1892 Substitute enable_decimal_float.
1893 * configure: Regenerated.
1896 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1899 * configure.ac: Enable decimal float for x86_64-*-linux*.
1900 * configure: Regenerated.
1903 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1904 decimal128ClearSign to flip and clear the sign bit in decimal128.
1905 (decimal_real_maxval): Set decimal128SetSign to set the sign
1908 2007-03-23 Ian Lance Taylor <iant@google.com>
1910 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1912 2007-03-23 Ian Lance Taylor <iant@google.com>
1914 * tree-dump.c (dump_files): Correct comment.
1916 2007-03-23 Ian Lance Taylor <iant@google.com>
1918 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1920 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1922 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1923 in cfglayout mode. Don't go into and out of cfglayout mode.
1924 Link the blocks in the order of the constructed traces.
1925 (rest_of_handle_tracer): Adjust call to tracer.
1926 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1927 Don't go into cfglayout mode.
1928 (rtl_loop_done): Don't go out of cfglayout mode.
1929 * cfglayout.c (relink_block_chain): New function, split out from...
1930 (fixup_reorder_chain): ...here. Remove redundant checking.
1931 (cfg_layout_finalize): Don't clear the header, footer, and aux
1932 fields here, move the code to do so to relink_block_chain. Likewise
1933 for free_original_copy_tables.
1934 * rtl.h (tracer): Update prototype.
1935 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1936 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1937 mode. Use relink_block_chain to serialize the CFG according to the
1938 new basic block order. Move targetm.cannot_modify_jumps_p check from
1940 (gate_handle_reorder_blocks): ...to here.
1941 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1943 (gate_duplicate_computed_gotos): ...to here.
1944 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1945 something always changes when going into and out of cfglayout mode.
1946 Perform an expensive cfg cleanup while going into cfglayout mode.
1947 Always update liveness information on HAVE_conditional_execution
1948 targets. Reserialize the basic blocks and go out of cfglayout mode.
1949 * reg-stack.c: Include cfglayout.h.
1950 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1951 the call to reorder_basic_blocks.
1952 * basic-block.h (reorder_basic_blocks): Update prototype.
1953 (relink_block_chain): New prototype.
1954 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1956 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1958 * config/mips/mips.md (type, hazard, *movdi_32bit,
1959 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1960 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1961 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1962 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1963 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1965 (movcc): Change first xfer to multi.
1966 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1967 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1968 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1969 config/mips/generic.md: Change reservations using "xfer" to use
1971 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1972 using match_operand.
1973 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1974 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1976 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1978 2007-03-22 Richard Henderson <rth@redhat.com>
1980 * config/i386/i386.c: Remove unnecessary function declarations.
1981 Move targetm definition, and all related macros, to the end of
1982 the file. Resort some functions to put definitions before uses.
1983 (ix86_attribute_table): Make static. Move to end of file.
1984 (ix86_gimplify_va_arg): Make static.
1986 2007-03-22 Richard Henderson <rth@redhat.com>
1988 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1989 don't increase local_regparm with force_align_arg_pointer check.
1990 (ix86_function_sseregparm): Assert 32-bit.
1991 (type_has_variadic_args_p): New.
1992 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1993 type_has_variadic_args_p.
1994 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1995 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1996 use memset instead. Do maybe_vaarg check first; skip attribute
1997 tests if true; skip attribute tests for 64-bit.
1998 (construct_container): Remove TARGET_DEBUG_ARG.
1999 (function_arg_advance_32, function_arg_advance_64): Split out ...
2000 (function_arg_advance): ... from here.
2001 (function_arg_32, function_arg_64): Split out ...
2002 (function_arg): ... from here.
2003 (ix86_pass_by_reference): Tidy.
2004 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2005 (function_value_32): New, from parts of ix86_function_value
2006 and ix86_value_regno.
2007 (function_value_64): New, from parts of ix86_function_value
2008 and ix86_libcall_value.
2009 (ix86_function_value_1): New.
2010 (ix86_function_value, ix86_libcall_value): Use it.
2011 (return_in_memory_32, return_in_memory_64): Split out ...
2012 (ix86_return_in_memory): ... from here.
2013 (ix86_struct_value_rtx): Skip for 64-bit.
2014 (ix86_libcall_value, ix86_value_regno): Remove.
2015 (setup_incoming_varargs_64): Split out ...
2016 (ix86_setup_incoming_varargs): ... from here.
2017 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2018 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2019 * config/i386/i386-protos.h (ix86_function_value): Remove.
2020 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2022 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2025 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2026 infinities not supported, otherwise emit warning if -Woverflow. On
2027 underflow, emit warning if -Woverflow.
2028 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2030 * real.h (real_from_string): Update declaration
2032 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2033 Richard Henderson <rth@redhat.com>
2035 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2036 * calls.c (compute_argument_block_size, expand_call,
2037 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2038 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2039 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2040 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2041 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2042 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2043 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2044 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2047 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2049 * c-incpath.c (add_sysroot_to_chain): New.
2050 (merge_include_chains): Add sysroot argument. Call
2051 add_sysroot_to_chain if sysrooted.
2052 (register_include_chains): Update call to merge_include_chains.
2053 * doc/cppopts.texi: Document use of '=' in include directory
2056 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2059 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2060 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2061 insn pattern using X87MODEF12 mode macro.
2063 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2065 * regmove.c (regmove_optimize): Use reg_mentioned_p
2066 instead of reg_overlap_mentioned_p for DST.
2068 2007-03-21 Mike Stump <mrs@apple.com>
2070 * c.opt: Fixup for Objective-C/C++.
2072 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2074 * explow.c (convert_memory_address): Fold memory reference when
2075 POINTERS_EXTEND_UNSIGNED < 0
2077 2007-03-21 Richard Henderson <rth@redhat.com>
2080 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2081 * config/i386/mmintrin.h (__m64): Likewise.
2082 * config/i386/xmmintrin.h (__m128): Likewise.
2084 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2086 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2087 (VXWORKS_OS_CPP_BUILTINS): Define.
2088 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2089 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2091 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2093 * rtl.h (constant_pool_reference_p): Delete.
2094 (find_constant_src): Declare.
2095 * rtlanal.c (find_constant_src): New function.
2096 * simplify-rtx.c (constant_pool_reference_p): Delete.
2097 * config/i386/i386.md: Use find_constant_src instead of
2098 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2100 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2102 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2103 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2105 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2107 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2108 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2109 (arm_elf_asm_constructor): Use it.
2110 (arm_elf_asm_destructor): New function.
2112 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2114 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2116 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2118 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2120 2007-03-19 Andrew Haley <aph@redhat.com>
2122 PR tree-optimization/31264
2123 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2126 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2128 PR rtl-optimization/30907
2129 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2130 (fwprop_init): Always call loop_optimizer_initialize.
2131 (fwprop_done): Always call loop_optimizer_finalize.
2132 (fwprop): We always have loop info now.
2133 (gate_fwprop_addr): Remove.
2134 (pass_fwprop_addr): Use gate_fwprop as gate.
2136 PR rtl-optimization/30841
2137 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2138 df_chain_alloc): Call df_reorganize_refs unconditionally.
2139 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2140 refs_organized to refs_organized_size.
2141 (df_ref_create_structure): Use refs_organized_size instead of
2142 bitmap_size if refs had been organized, and keep refs_organized_size
2144 * df.h (struct df_ref_info): Change refs_organized to
2145 refs_organized_size.
2146 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2149 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2151 * except.c (output_function_exception_table): Do not reference the
2152 EH personality routine for functions that do not require an
2155 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2158 * c-typeck.c (convert_for_assignment): Call comptypes for
2159 RECORD_TYPE or UNION_TYPE.
2162 * reload1.c (reload): Do invalid ASM checking after
2163 cleanup_subreg_operands.
2165 2007-03-19 Jeff Law <law@redhat.com>
2167 * tree-cfg.c (find_taken_edge): Tighten conditions for
2168 optimizing computed gotos.
2170 2007-03-19 Michael Matz <matz@suse.de>
2172 * builtins.c (expand_builtin_sync_operation,
2173 expand_builtin_compare_and_swap,
2174 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2177 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2178 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2181 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2183 * doc/tm.texi: Add brackets around the return type of
2184 TARGET_SECONDARY_RELOAD.
2186 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2187 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/31254
2190 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2191 Use handled_component_p () where appropriate. Continue
2192 propagating into the rhs if we propagated into an INDIRECT_REF
2195 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2197 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2198 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2199 (xde, xdee): Mode attributes adjusted to support DFP modes.
2200 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2201 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2202 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2203 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2204 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2205 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2206 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2208 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2209 "movsf"): Insn definitions removed.
2210 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2211 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2212 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2214 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2215 "reload_in<mode>", "reload_out<mode>"): Expander added.
2216 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2219 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2221 * config/s390/s390.md: Only non-functional changes. Renamed
2222 FPR mode macro to BFP all over the file.
2224 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2226 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2227 (op_type attribute): RRF instruction type added.
2228 (fT0): New mode attribute.
2229 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2230 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2231 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2232 no secondary memory is needed when moving DFmode values between GPRs
2235 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2237 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2238 inverted and documentation adjusted.
2239 ("mhard-dfp", "msoft-dfp"): New options.
2240 * config/s390/s390.c (s390_handle_arch_option): New architecture
2242 (override_options): Sanity checks for the new options added.
2243 * config.gcc: New architecture switch: z9-ec.
2244 * config/s390/s390.h (processor_flags): PF_DFP added.
2245 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2246 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2247 when the bit is NOT set so remove it from the defaults.
2249 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2251 * genemit.c (main): Print include statement for dfp.h.
2252 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2255 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2257 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2259 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2262 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2265 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2267 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2268 attr_length_call, output_call, output_indirect_call): Cleanup
2269 formatting of targetm calls.
2271 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2273 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2275 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2277 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2278 reservation, bypass and anti-bypass descriptions for these instructions.
2279 Update move patterns.
2280 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2283 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2285 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2286 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2287 (get_initial_def_for_reduction): Likewise.
2289 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2291 Fix PR tree-optimization/29922
2292 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2293 (get_representative): Removed.
2294 (value_dies_in_block_x): Update for rvuse removal.
2295 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2296 (compute_antic_aux): Handle when PHI nodes appear in
2297 non-single-successors.
2298 (dump_bitmap_of_names): Removed.
2299 (compute_antic_safe): Renamed and removed rvuse calculation.
2300 Calculate only antic safe.
2301 (insert_into_preds_of_block): Remove assert.
2302 (execute_pre): Update for renamed functions.
2303 (defer_or_phi_translate_block): New function.
2305 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2307 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2308 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2310 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2311 Follow spelling conventions.
2313 * tree-data-ref.h: Remove the prototype for analyze_array.
2315 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2317 PR tree-optimization/31041
2318 * tree-vect-transform.c (get_initial_def_for_induction): Call
2319 force_gimple_operand.
2321 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2323 * ipa-type-escape.c (look_for_casts) : Revert code to use
2324 handled_component_p due to ada test a-numaux.adb.
2326 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2328 * final.c (final_scan_insn): Alter the condition of a
2329 conditional trap if we have nonstandard CC.
2331 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2333 * configure.ac: Remove excess quoting from asm line 0 test.
2334 * configure: Rebuilt.
2336 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2338 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2339 * c-common.c (convert_and_check): Move warning logic to...
2340 (warnings_for_convert_and_check): ...here. Define.
2341 * c-common.h (warnings_for_convert_and_check): Declare.
2343 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2345 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2346 (output_call): Likewise.
2348 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2350 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2352 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2354 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2356 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2359 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2361 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2363 PR tree-optimization/31183
2364 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2365 Use double_int instead of unsigned int for representing access_strides.
2366 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2368 2007-03-16 Richard Guenther <rguenther@suse.de>
2370 PR tree-optimization/31146
2371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2372 to allow recursion of forward_propagate_addr_expr.
2373 (forward_propagate_addr_into_variable_array_index): Likewise.
2374 (forward_propagate_addr_expr): Likewise.
2375 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2376 (forward_propagate_addr_expr_1): Recurse on simple copies
2377 instead of propagating into them. Do so for useless conversions
2379 (forward_propagate_addr_expr): Clean up unused statements after
2382 2007-03-16 Richard Guenther <rguenther@suse.de>
2384 * builtins.c (expand_builtin_cexpi): Use the right argument
2385 for the expansion via cexp.
2387 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2389 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2390 * configure: Rebuilt.
2392 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2395 * dwarf2out.c (force_type_die): Adjust comment.
2396 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2398 2007-03-15 DJ Delorie <dj@redhat.com>
2400 * config/frv/predicates.md (minmax_operator): Don't check operands
2403 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2405 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2406 Update constant estimates of number of iterations.
2407 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2408 argument renamed to "realistic".
2409 (compute_estimated_nb_iterations): Removed.
2410 (record_niter_bound): New function.
2411 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2412 call record_nonwrapping_iv with upper = false.
2413 (infer_loop_bounds_from_signedness): Pass upper argument to
2414 record_nonwrapping_iv.
2415 (estimate_numbers_of_iterations_loop): Do not call
2416 compute_estimated_nb_iterations. Record estimate based on profile
2417 information. Initialize the constant estimates of number of
2419 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2421 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2422 number of iterations is too small.
2423 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2424 (EST_NOT_AVAILABLE): Removed.
2425 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2426 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2429 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2431 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2432 Handle NE_EXPR guards.
2434 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2437 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2438 Set also -pedantic-errors by default for the preprocessor unless
2439 -fpermissive is given.
2441 2007-03-15 Richard Guenther <rguenther@suse.de>
2445 * builtins.c (expand_builtin_cexpi): As a fallback if we
2446 don't have builtins for sincos or cexp create a function
2447 declaration for cexp and expand to a call to that.
2448 (expand_builtin_int_roundingfn): Always fall
2449 back to floor/ceil and its variants even if they may be
2452 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2455 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2456 jump tables, move the call to delete_dead_jumptables from here...
2457 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2458 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2459 don't allow merging of blocks that try_redirect_by_replacing_jump
2460 also does not handle when not optimizing.
2462 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2463 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2465 * config/i386/i386.md (x86_sahf_1): Correctly handle
2468 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2472 x86_64_general_operand as operand[2] predicate. Remove "iF"
2473 from operand constraints and use "e" constraint instead.
2474 (*subti3_1, *subti3_1 splitter): Ditto.
2475 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2476 operand[1] predicate.
2478 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2480 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2481 arrays, multiply the access strides by the size of the sub-array.
2482 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2484 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2486 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2487 the configured assembler supports the sahf mnemonic.
2488 * configure: Regenerate.
2489 * config.in: Regenerate.
2491 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2492 emit "sahf" or ".byte\t0x9e" as asm template.
2494 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2497 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2498 option to replace hard coded TARGET_xxx in md file.
2499 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2500 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2501 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2502 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2503 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2504 (X86_TUNE_NOT_VECTORMODE): Ditto.
2505 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2506 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2507 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2508 (TUNE_SLOW_IMUL_IMM8): Ditto.
2509 (TUNE_MOVE_M1_VIA_OR): Ditto.
2510 (TUNE_NOT_UNPAIRABLE): Ditto.
2511 (TUNE_NOT_VECTORMODE): Ditto.
2513 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2516 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2517 tuning options instead of hard coded TARGET_xxx.
2518 (fix ssemode peephole2's): Ditto.
2519 (imul peephole2's): Ditto.
2521 (movdi_or_rex64): Ditto.
2522 (move peephole2): Ditto.
2523 (not peephole2's): Ditto.
2525 2007-03-14 Dirk Mueller <dmueller@suse.de>
2527 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2528 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2529 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2531 * c-parser.c (c_parser_do_statement): Warn about empty body in
2533 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2534 * doc/invoke.texi (-Wempty-body): Update documentation.
2536 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2539 * c-common.h (warn_for_div_by_zero): Declare.
2540 * c-common.c (warn_for_div_by_zero): Define.
2541 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2544 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2546 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2547 to PREFIX and STANDARD_PREFIX.
2549 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2550 Phil Edwards <phil@codesourcery.com>
2552 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2553 (__gthread_once_t): Remove busy field for RTPs.
2554 (__GTHREAD_ONCE_INIT): Update accordingly.
2556 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2558 * doc/invoke.texi: Document VxWorks options.
2560 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2562 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2564 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2566 PR tree-optimization/30590
2567 * tree-nrv.c (tree_nrv): Check for the partial update of the
2570 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2572 * flags.h (flag_random_seed): Remove declaration, in favor of...
2573 * toplev.h (get_random_seed, set_random_seed): ... these.
2574 * tree.c (get_file_function_name): Use the former.
2575 * opts.c (common_handle_option): Use the latter.
2578 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2581 * cse.c (cse_find_path): Do not bail out if a basic block that
2582 we already visited now becomes part of a path that starts at a
2583 different basic block. Just disallow this, to make sure we
2584 visit each basic block at most once.
2586 2007-03-13 Jan Hubicka <jh@suse.cz>
2588 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2589 when profile esitmate is present, calls with very low frequency are
2592 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2594 PR tree-optimization/30730
2595 PR tree-optimization/26900
2596 * tree-ssa-loop-niter.c: Include gmp.h.
2598 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2599 split_to_var_and_offset, determine_value_range,
2600 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2601 bound_difference, bounds_add, bounds_negate,
2602 number_of_iterations_ne_max, dump_affine_iv): New functions.
2603 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2604 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2605 difference of initial and final value of control iv to validate
2607 (number_of_iterations_cond): Add loop parameter. Determine bounds
2608 on the difference of the extremes of the control iv. Add dumps.
2609 (expand_simple_operations): Handle phi nodes.
2610 (simplify_using_initial_conditions): Do not record used conditions.
2611 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2612 Do not set additional_info.
2613 (implies_nonnegative_p, implies_ge_p): Removed.
2614 (derive_constant_upper_bound): Do not use parameter `additional'.
2615 (record_estimate): Parameter `additional' removed. Parameter
2616 `i_bound' added. Do not call derive_constant_upper_bound.
2617 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2618 bound the number of iterations estimate.
2619 (estimate_numbers_of_iterations_loop): Pass the estimate from
2620 the number of iterations analysis to record_estimate.
2621 * tree.h (multiple_of_p): Declare.
2622 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2623 (scev_const_prop): Do not check expression_expensive_p.
2624 * fold-const.c (multiple_of_p): Exported.
2625 * double-int.c (double_int_mask): Exported.
2626 * double-int.h (double_int_mask): Declare.
2627 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2628 field. Added max field.
2630 2007-03-13 David Taylor <taylor@candd.org>
2633 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2636 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2639 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2640 two unamed patterns.
2642 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2644 * config/i386/i386.opt (mcx16, msahf): New options.
2645 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2646 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2648 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2649 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2650 Output -mcx16 and -msahf options when corresponding bit is set.
2652 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2655 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2657 * configure.ac: Test for assembler tolerance to # 0 "".
2658 * configure, config.in: Rebuilt.
2659 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2661 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2663 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2665 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2666 (handle_syscall): Handle direct system calls.
2667 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2669 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2671 * doc/invoke.texi: Fix cpp.info cross-reference.
2672 * doc/passes.texi: Fix gcc.info cross-reference.
2674 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2676 PR tree-optimization/30835
2677 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2678 bb_for_stmt is not NULL before accessing it.
2680 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2682 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2685 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2688 * doc/install.texi: Document --enable-stage1-languages
2690 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2692 * tree-pass.h (pass_into_cfg_layout_mode,
2693 pass_outof_cfg_layout_mode): Declare.
2694 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2695 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2696 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2697 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2699 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2701 * c-decl.c (warn_variable_length_array): New function.
2702 Refactored from grokdeclarator to handle warn_vla
2703 and handle unnamed array case.
2704 (grokdeclarator): Refactored VLA warning case.
2705 * c.opt (Wvla): New flag.
2706 * doc/invoke.texi (Wvla): New warning.
2708 2007-03-12 Richard Henderson <rth@redhat.com>
2710 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2711 (TARGET_SECTION_TYPE_FLAGS): New.
2713 2007-03-12 Richard Henderson <rth@redhat.com>
2715 * config/darwin.c (machopic_reloc_rw_mask): New.
2716 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2717 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2719 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2721 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2722 * cppdefault.h (cpp_PREFIX): Document.
2723 (cpp_PREFIX_len): Likewise.
2724 (cpp_EXEC_PREFIX): New variable.
2725 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2726 * c-incpath.c (add_standard_paths): Correct logic for relocating
2727 paths within prefix.
2729 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2732 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2734 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2735 fix_truncdfdi_sse using SSEMODEF mode macro.
2736 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2737 fix_truncdfsi_sse using SSEMODEF mode macro.
2738 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2739 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2741 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2743 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2746 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2748 * tree.h : Add multiple_of_p declaration.
2749 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2750 * ipa-type-escape.c (results_of_malloc): Redundant.
2751 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2752 (cast_type): Extended with new members.
2753 (check_cast): Returns cast_type.
2754 (cast): New structure for data of walk_use_def_chains.
2755 (is_malloc_result, is_cast_from_non_pointer_1,
2756 is_cast_from_non_pointer,
2757 is_array_access_through_pointer_and_index): New functions.
2758 (look_for_casts): Returns cast types.
2759 (check_call): Returns void.
2760 (okay_pointer_operation): Use support of pointer plus index,
2761 pointer plus constant and allow all multiplications.
2763 2007-03-11 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/31115
2766 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2767 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2768 A shift count of zero is not special as with *_DIV_EXPR.
2769 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2772 2007-03-11 Ian Lance Taylor <iant@google.com>
2774 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2775 the *_DIV_EXPR codes correctly with overflow infinities.
2777 2007-03-11 Ira Rosen <irar@il.ibm.com>
2779 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2780 indicate success/failure of the analysis. Add negation to subtrahend
2781 in case of subtraction. Fail if both operands contain constants.
2782 (create_data_ref): Fail if analyze_offset fails.
2784 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/i386.md (frndintxf2): Rename to ...
2787 (rintxf2): ... this. Remove expander having same name.
2788 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2789 (roundsf2, rounddf2): Ditto.
2790 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2791 (lround<mode>di2, lround<mode>si2): Ditto.
2793 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2795 * lower-subreg.c: Include except.h.
2796 (decompose_multiword_subregs): Verify that the only control flow
2797 insns we can split are loads to multi-words pseudos.
2798 Handle breaking such blocks after splitting, instead of calling
2799 find_many_sub_basic_blocks.
2801 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2802 on the new basic block. Add a lengthy comment explaining why we
2803 thought this was necessary.
2804 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2806 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2809 * tree.c (walk_type_fields): Recurse into the element type of
2810 ARRAY_TYPEs if there is a pointer set.
2812 2007-03-10 Dirk Mueller <dmueller@suse.de>
2814 * c-common.c (warn_logical_operator): Fix condition.
2816 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2818 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2820 * config/darwin.c (machopic_select_section): Remove superfluous
2821 argument in call to categorize_decl_for_section. Remove unused
2824 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2826 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2828 * configure: Regenerate.
2830 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2833 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2834 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2835 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2836 Add LABEL_NUSES to emitted label.
2837 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2838 branch probability value to emitted jump insn.
2839 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2840 Do not check life information and do not re-arrange input operands
2841 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2843 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2845 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2846 the change of decode_asm_operands.
2848 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2850 * mode-switching.c (create_pre_exit): Skip blockage insn.
2852 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2854 * tree-pass.h (TODO_update_smt_usage): Remove.
2856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2860 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2862 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2863 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2864 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2867 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2869 * gcc.c: Document %{, in big comment at top.
2870 (input_suffix_matches): Remove special handling for .s and
2872 (input_spec_matches): New.
2873 (handle_braces): Handle %{,.
2874 (validate_switches): ',' indicates a value which is not a switch.
2875 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2876 to detect assembler input.
2877 * config/i386/sol2.h (CPP_SPEC): Likewise.
2878 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2879 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2880 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2881 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2882 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2883 -m64 causes deployment target to default to 10.5.
2884 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2886 2007-03-09 Richard Henderson <rth@redhat.com>
2889 * target.h (targetm.asm.out.reloc_rw_mask): New.
2890 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2891 (TARGET_ASM_OUT): Use it.
2892 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2893 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2894 use the new reloc_rw_mask target hook instead.
2895 (default_section_type_flags_1): Merge into...
2896 (default_section_type_flags): ... here.
2897 (decl_readonly_section_1): Merge into...
2898 (decl_readonly_section): ... here.
2899 (default_elf_select_section_1): Merge into...
2900 (default_elf_select_section): ... here.
2901 (default_unique_section_1): Merge into...
2902 (default_unique_section): ... here.
2903 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2904 (default_select_rtx_section): Use it.
2905 (default_elf_select_rtx_section): Likewise.
2906 * output.h: Update to match.
2907 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2908 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2909 (TARGET_ASM_RELOC_RW_MASK): New.
2910 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2911 to categorize_decl_for_section.
2912 (x86_64_elf_unique_section): Likewise.
2913 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2914 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2915 (TARGET_ASM_RELOC_RW_MASK): New.
2916 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2917 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2918 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2919 (TARGET_RWRELOC): Remove.
2920 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2921 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2922 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2923 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2924 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2925 (rs6000_xcoff_select_section): Use decl_readonly_section.
2926 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2927 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2928 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2929 (TARGET_SECTION_TYPE_FLAGS): Remove.
2930 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2932 2007-03-09 Roger Sayle <roger@eyesopen.com>
2934 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2935 complex constant equality/inequality comparisons for here.
2936 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2937 known at compile-time or can be simplified to a scalar comparison.
2938 (fold_relational_const): Move compile-time evaluation of complex
2939 constant equality/inequality comparisons to here.
2941 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2943 PR rtl-optimization/30643
2944 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2946 (fold_rtx): Recurse, like before 2006-11-03.
2948 2007-03-09 DJ Delorie <dj@redhat.com>
2950 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2953 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2955 PR tree-optimization/30375
2956 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2957 LHS of statements is not the same.
2958 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2960 2007-03-09 Chao-ying Fu <fu@mips.com>
2962 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2964 * doc/invoke.texi (-mdspr2): Document new option.
2965 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2966 New unspec for DSP REV 2.
2967 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2968 these instructions are extended in DSP REV 2.
2969 (mips-dspr2.md): Include.
2970 * config/mips/mips.opt (mdspr2): New option.
2971 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2972 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2973 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2974 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2975 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2976 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2977 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2979 (bdesc_map): Add one field of unsupported_target_flags.
2980 (bdesc_arrays): Update entries to have extra fields. Add
2982 (mips_init_builtins): Initialize new function types.
2983 Check unsupported_target_fileds to filter out builtins.
2984 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2986 (ASM_SPEC): Pass mdspr2 to the assembler.
2987 * config/mips/mips-dspr2.md: New file.
2989 2007-03-09 Sa Liu <saliu@de.ibm.com>
2991 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2993 2007-03-09 Ian Lance Taylor <iant@google.com>
2995 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2996 argument) like -Wstrict-overflow=2.
2997 * doc/invoke.texi (Warning Options): Update documentation.
2999 2007-03-09 Dirk Mueller <dmueller@suse.de>
3002 * doc/invoke.texi (-Wlogical-op): Document.
3003 * common.opt (-Wlogical-op): New.
3004 * c-common.h (warn_logical_operator): Declare.
3005 * c-common.c (warn_logical_operator): Define.
3006 * c-typeck.c (parser_build_binary_op): Call
3007 warn_logical_operator.
3009 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3011 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3012 * final.c (final_scan_insn): Test for non-"" file name.
3014 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3016 * doc/loop.texi: Document the Omega linear constraints solver.
3017 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3018 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3019 omega-hash-table-size, omega-max-keys, and
3020 omega-eliminate-redundant-constraints.
3021 * tree-pass.h (pass_check_data_deps): Declared.
3024 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3025 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3026 pass_check_data_deps): New.
3027 * tree-data-ref.c (init_data_ref): Remove declaration.
3028 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3029 (analyze_array): Renamed init_array_ref, move up initializations.
3030 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3031 Removed arguments that are set to NULL.
3032 (analyze_indirect_ref): Correct indentation, correct call to
3034 (object_analysis): Call init_array_ref instead of analyze_array.
3035 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3036 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3037 of DR_ACCESS_FNS_ADDR.
3038 (init_omega_eq_with_af, omega_extract_distance_vectors,
3039 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3040 ddr_consistent_p): New.
3041 (compute_affine_dependence): Check consistency of ddrs when
3042 flag_check_data_deps is passed.
3043 (analyze_all_data_dependences): Uncomment.
3044 (tree_check_data_deps): New.
3045 * tree-data-ref.h: Include omega.h.
3046 (DR_ACCESS_FNS_ADDR): Removed.
3047 (data_dependence_relation): Add inner_loop.
3048 (DDR_INNER_LOOP): New.
3049 * common.opt (fcheck-data-deps): New.
3050 * tree-flow.h (tree_check_data_deps): Declare.
3051 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3052 (OBJS-common): Depend on omega.o.
3054 * passes.c (pass_check_data_deps): Scheduled.
3055 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3056 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3057 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3058 PARAM_VECT_MAX_VERSION_CHECKS,
3059 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3061 2007-03-09 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/30904
3065 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3066 the same way as *_DIV_EXPR.
3068 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3070 * recog.c (decode_asm_operands): No mixed declarations and code.
3072 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3074 * rtl.def (ASM_INPUT): Add location.
3075 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3076 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3077 (decode_asm_operands): Add loc operand.
3078 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3079 * stmt.c (expand_asm): Rename to...
3080 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3081 gen_rtx_ASM_INPUT_loc.
3082 (expand_asm_expr): Adjust.
3083 * recog.c (decode_asm_operands): Add loc operand.
3084 (check_asm_operands, extract_insn): Adjust.
3085 * reload1.c (maybe_fix_stack_asms): Likewise.
3086 * final.c (asm_insn_count): Likewise.
3087 (final_scan_insn): Output # line before and after asm.
3089 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3091 * tree-ssa-structalias.c (variable_info): Remove
3093 (new_var_info): Ditto.
3094 (shared_bitmap_info_t): New structure.
3095 (shared_bitmap_table): New variable.
3096 (shared_bitmap_hash): New function.
3097 (shared_bitmap_eq): Ditto
3098 (shared_bitmap_lookup): Ditto.
3099 (shared_bitmap_add): Ditto.
3100 (merge_smts_into): Change to take bitmap directly.
3101 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3102 (init_alias_vars): Init shared bitmap hashtable.
3103 (delete_points_to_sets): Delete shared bitmap hashtable.
3104 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3105 is_aliased removal as a change that was still necessary was
3108 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.h (override_options): Conditionally disable
3111 x86_sahf for 64bit targets only.
3113 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3116 * c-decl.c (merge_decls): Don't call make_var_volatile.
3117 * varasm.c (make_var_volatile): Remove.
3118 * output.h (make_var_volatile): Remove.
3120 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3122 PR tree-optimization/31085
3123 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3125 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3127 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3128 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3129 ATTR_CONST_NOTHROW_LIST.
3131 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3134 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3136 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3138 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3141 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3143 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3144 passed, use shared libgcc.
3146 2007-03-08 Roger Sayle <roger@eyesopen.com>
3148 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3149 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3150 (honor_protect_cleanup_actions, lower_try_finally_switch):
3152 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3153 ifc_temp_var): Likewise.
3154 * tree-inline.c (setup_one_parameter): Likewise.
3155 * tree-mudflap.c (mf_decl_cache_locals,
3156 mf_build_check_statement_for): Likewise.
3157 * tree-nested.c (init_tmp_var, save_tmp_var,
3158 finalize_nesting_tree_1): Likewise.
3159 * tree-outof-ssa.c (insert_copy_on_edge,
3160 insert_backedge_copies): Likewise.
3161 * tree-profile.c (tree_gen_edge_profiler,
3162 tree_gen_ic_profiler): Likewise.
3163 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3164 * tree-sra.c (sra_build_assignment): Likewise.
3165 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3166 * tree-ssa-math-opts.c (insert_reciprocals,
3167 execute_cse_sincos_1): Likewise.
3168 * tree-tailcall.c (adjust_accumulator_values,
3169 adjust_return_value): Likewise.
3170 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3171 * tree-vect-transform.c (vect_create_data_ref_ptr,
3172 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3173 vect_create_epilog_for_reduction, vectorizable_reduction,
3174 vectorizable_call, vectorizable_conversion,
3175 vectorizable_assignment, vectorizable_operation,
3176 vectorizable_type_demotion, vect_gen_widened_results_half,
3177 vect_permute_store_chain, vectorizable_store,
3178 vect_setup_realignment, vect_permute_load_chain,
3179 vectorizable_load, vectorizable_condition,
3180 vect_create_cond_for_align_checks): Likewise.
3181 * tree-vrp.c (build_assert_expr_for): Likewise.
3183 2007-03-08 Ian Lance Taylor <iant@google.com>
3185 * tree-vrp.c: Include "intl.h".
3186 (usable_range_p): New static function.
3187 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3188 overflowed values, juts set *strict_overflow_p.
3189 (compare_values): Only return -2 if one of the operands is not a
3191 (compare_ranges): Call usable_range_p.
3192 (compare_range_with_value): Likewise.
3193 (vrp_evaluate_conditional_warnv): Rename from
3194 vrp_evaluate_conditional. Make static. Change all callers.
3195 (vrp_evaluate_conditional): New function.
3196 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3198 (simplify_abs_using_ranges): Likewise.
3199 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3200 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3201 within_stmt parameter.
3202 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3203 vrp_evaluate_conditional.
3204 * tree-ssa-threadedge.c
3205 (record_temporary_equivalences_from_stmts_at_dest): Change
3206 simplify parameter to take a second tree parameter.
3207 (simplify_control_stmt_condition): Likewise.
3208 (thread_across_edge): Likewise.
3209 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3210 (thread_across_edge): Likewise.
3211 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3213 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3215 * config/i386/i386.h (TARGET_SAHF): New define.
3216 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3217 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3218 (x86_sahf): New global variable.
3219 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3220 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3221 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3222 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3224 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3225 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3226 when expanding fcomi/sahf based tests.
3227 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3228 expanding sahf based alternative. Emit sahf based sequence when
3229 optimizing for code size.
3230 * config/i386/i386.md (x86_sahf_1): Do not disable for
3231 TARGET_64BIT, enable for TARGET_SAHF.
3233 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3235 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3236 spurious whitespace from error message.
3238 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3241 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3243 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3245 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3247 * tree-sra.c (instantiate_element): Propagate disabled warnings
3248 from the element itself to the created variable.
3250 2007-03-07 Richard Henderson <rth@redhat.com>
3253 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3254 silently fix up the stack in the case of a missing register.
3256 2007-03-07 Paul Brook <paul@codesourcery.com>
3258 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3260 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3262 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3264 (phase1_vrs): Use them.
3265 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3266 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3267 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3268 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3269 __gnu_Unwind_Restore_WMMXC if required.
3270 (_Unwind_VRS_Pop): Implement iWMMXt support.
3271 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3272 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3273 gnu_Unwind_Save_WMMXC): Define.
3275 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3277 * config/vxworks.h (vxworks_override_options): Declare.
3278 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3279 * config/vxworks.c: Include target.h and toplev.h.
3280 (vxworks_override_options): New function.
3281 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3283 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3285 * config/s390/s390.c (override_options): Don't emit an error when
3286 -mstack-size is used without providing -mstack-guard.
3287 (s390_emit_prologue): Choose stack_guard value automatically if not
3288 provided via command line.
3289 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3291 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3293 * config/i386/i386.c (output_set_got): Add a GOT initialization
3294 sequence for VxWorks PIC.
3295 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3296 around labels as well as symbols. Use gotoff_operand instead
3297 of local_symbolic_operand.
3298 (legitimize_pic_address): Use gotoff_operand instead of
3299 local_symbolic_operand. Use @GOT accesses for labels as
3301 (ix86_output_addr_diff_elt): Use PC-relative rather than
3302 GP-relative offsets for VxWorks PIC.
3303 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3304 no_new_pseudos. Check whether the returned register is op0.
3305 * config/i386/i386.md (tablejump): Use PC-relative rather than
3306 GP-relative offsets for VxWorks PIC.
3307 * config/i386/predicates.md (gotoff_operand): New predicate.
3309 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3311 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3313 * config/vxworks-dummy.h: New file.
3314 * config/i386/i386.h: Include it.
3316 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3318 * dwarf2out.c (is_inlined_entry_point): New
3319 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3320 DW_AT_ranges if the first subblock is the entry point.
3322 2007-03-06 David Daney <ddaney@avtrex.com>
3324 * doc/install.texi (mips-*-*): Change recommended binutils
3327 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3329 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3330 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3332 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3333 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3335 2007-03-06 Jan Hubicka <jh@suse.cz>
3337 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3338 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3340 (probably_cold_bb_p): Cold functions are cold.
3341 (probably_never_executed_bb_p): Cold functions are cold.
3342 (tree_bb_level_predictions): Predict calls to cold functions as not
3344 (compute_function_frequency): Check hot/cold attributes.
3345 * function.h (function_frequency): Update comments.
3346 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3347 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3348 (c_common_att): Add cold and hot.
3350 * doc/extend.texi (hot,cold attributes): Document.
3352 2007-03-06 Andrew Haley <aph@redhat.com>
3354 * function.c (expand_function_end): Move blockage to just after we
3355 emit the label for the naked return from the function.
3357 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3359 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3362 2007-03-06 Jan Hubicka <jh@suse.cz>
3364 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3365 loaded for constant large models. Non-large 64bit PIC can do.
3366 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3367 * cmodel.h: Add LARGE PIC.
3368 * i386.md (UNSPEC_PLTOFF): New.
3369 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3371 (*call_1_rex64): Disable for large models.
3372 (*call_1_rex64_large): New.
3373 (*call_value_1_rex64): Disable for large models.
3374 (*call_value_1_rex64_large): New.
3375 (set_rip_rex4): New.
3376 (set_got_offset_rex64): New.
3377 * predicates.md (constant_call_address_operand): For large model
3378 constant calls are not possible.
3379 * i386-protos.h (construct_plt_address): Declare.
3380 * i386.c (override_options): Accept large models.
3381 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3382 (legitimate_constant_p): Add new UNSPECs.
3383 (legitimate_pic_operand_p): Likewise.
3384 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3385 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3387 (output_pic_addr_const): Add PLTOFF.
3388 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3389 (ix86_expand_move): Legitimize pic address when in PIC mode.
3390 (construct_plt_address): New function.
3391 (ix86_expand_call): Offload the address to register and use GOT pointer
3393 * invoke.texi (mcmodel=large): Update documentation.
3395 2007-03-06 Richard Henderson <rth@redhat.com>
3397 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3398 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3399 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3400 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3401 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3402 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3403 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3404 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3405 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3406 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3407 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3408 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3409 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3410 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3411 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3412 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3413 x86_schedule, x86_use_bt, x86_pad_returns,
3414 x86_use_xchgb): Merge into ...
3415 (ix86_tune_features): ... here. New array.
3416 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3417 x86_bswap): Merge into ...
3418 (ix86_arch_features): ... here. New array.
3419 (x86_3dnow_a): Remove.
3420 (x86_accumulate_outgoing_args): Make static.
3421 (x86_arch_always_fancy_math_387): Make static.
3422 (ix86_tune_mask, ix86_arch_mask): Move ...
3423 (override_options): ... to local variables here. Apply the
3424 appropriate mask to each element of ix86_arch_features and
3425 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3426 as were done in the old macros.
3427 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3428 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3429 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3430 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3431 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3432 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3433 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3434 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3435 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3436 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3437 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3438 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3439 x86_accumulate_outgoing_args, x86_prologue_using_move,
3440 x86_epilogue_using_move, x86_decompose_lea,
3441 x86_arch_always_fancy_math_387, x86_shift1,
3442 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3443 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3444 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3445 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3446 x86_use_incdec, x86_pad_returns, x86_bswap,
3447 x86_partial_flag_reg_stall): Remove.
3448 (enum ix86_tune_indices): New.
3449 (ix86_tune_features): New.
3450 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3451 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3452 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3453 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3454 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3455 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3456 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3457 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3458 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3459 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3460 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3461 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3462 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3463 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3464 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3465 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3466 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3467 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3468 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3469 TARGET_EXT_80387_CONSTANTS): Use it.
3470 (enum ix86_arch_indices): New.
3471 (ix86_arch_features): New.
3472 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3473 TARGET_BSWAP): Use it.
3474 (ix86_tune_mask, ix86_arch_mask): Remove.
3476 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3479 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3480 Define using $${sysroot_headers_suffix}.
3481 * configure: Regenerate.
3482 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3483 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3485 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3486 * gcc.c (print_sysroot_headers_suffix): New.
3487 (option_map): Include --print-sysroot-headers-suffix.
3488 (display_help): Mention -print-sysroot-headers-suffix.
3489 (process_command): Handle -print-sysroot-headers-suffix.
3490 (do_spec_1): Append multilib directory to include-fixed path if
3491 sysroot suffixes in use.
3492 (main): Handle -print-sysroot-headers-suffix.
3493 * Makefile.in (start.encap): Don't depend on xlimits.h
3494 (xlimits.h): Remove.
3495 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3496 limits.h for each multilib in fixinc_list.
3497 (fixinc_list, s-fixinc_list): New.
3498 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3499 generate them for each multilib in fixinc_list.
3500 (stmp-fixproto): Use include-fixed. Run fixproto for each
3501 multilib in fixinc_list.
3502 (mostlyclean): Don't remove xlimits.h.
3503 (clean): Remove include-fixed.
3504 (real-install-headers-tar, real-install-headers-cpio,
3505 real-install-headers-cp): Don't copy include, only include-fixed.
3506 (install-mkheaders): Depend on fixinc_list. Don't depend on
3507 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3508 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3509 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3511 2007-03-06 Jan Hubicka <jh@suse.cz>
3513 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3518 * configure.ac: Allow tm_file to contain build-directory files.
3519 * configure: Regenerate.
3520 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3521 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3522 * config/m68k/print-sysroot-suffix.sh: New file.
3524 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3526 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3527 of pic_offset_table_rtx if reload_completed.
3528 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3529 PIC_OFFSET_TABLE_REGNUM.
3530 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3532 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3533 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3535 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3537 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3538 functions that call eh_return.
3540 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3542 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3543 functions that need a constant pool.
3545 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3548 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3549 (m68k_preferred_reload_class): Likewise.
3550 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3551 (SECONDARY_RELOAD_CLASS): Define.
3552 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3553 (LIMIT_RELOAD_CLASS): Delete.
3554 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3555 registers from storing bytes.
3556 (m68k_secondary_reload_class): New function.
3557 (m68k_preferred_reload_class): Likewise.
3559 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3561 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3563 (m68k_expand_prologue): Likewise.
3565 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3567 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3568 (mips_expand_epilogue): Add a bool parameter.
3569 (m68k_legitimize_sibcall_address): Declare.
3570 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3571 (m68k_expand_epilogue): Add a parameter to select between sibling
3572 and normal epilogues. Only generate a return for the latter.
3573 (m68k_ok_for_sibcall_p): New function.
3574 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3575 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3576 (sibcall_value, *sibcall_value): Likewise.
3577 (*call, *call_value): Require !SIBLING_CALL_P.
3578 (epilogue): Update call to m68k_expand_epilogue.
3579 (sibcall_epilogue): New pattern.
3580 * config/m68k/predicates.md (const_call_operand): Say that this
3581 predicate applies to sibling calls too.
3582 (sibcall_operand): New predicate.
3584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3586 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3587 alternatives as movsi_cf.
3588 (movsf_cf_hard): Add commentary.
3590 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3591 Richard Sandiford <richard@codesourcery.com>
3593 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3594 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3595 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3596 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3597 as being live on exit from an interrupt function.
3598 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3599 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3600 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3601 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3602 (m68k_interrupt_function_p): Globalize.
3603 (m68k_compute_frame_layout): Remove reverse mask code.
3604 (m68k_emit_movem, m68k_set_frame_related): New functions.
3605 (m68k_output_function_prologue): Delete in favor of...
3606 (m68k_expand_prologue): ...this new function.
3607 (m68k_output_function_epilogue): Delete in favor of...
3608 (m68k_expand_epilogue): ...this new function.
3609 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3611 (print_operand): Handle %?.
3612 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3613 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3614 (prologue, epilogue): New patterns.
3615 (return): Turn into a define_expand.
3616 (*return): New pattern, derived from old "return" pattern. Use rte
3617 rather than rts for interrupt functions. Only use rtd if the pop
3619 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3620 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3621 (link, *link, unlink, *unlink, load_got): Likewise.
3623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3627 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3628 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3629 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3630 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3631 and m68k_matches_u_p.
3632 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3633 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3634 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3635 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3636 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3637 (REG_STRICT_P): New macro.
3638 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3639 PCREL_GENERAL_OPERAND_OK.
3640 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3641 m68k_legitimate_base_reg_p.
3642 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3643 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3644 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3645 * config/m68k/m68k.c (m68k_address): New structure.
3646 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3647 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3648 (m68k_jump_table_ref_p, m68k_decompose_address)
3649 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3650 (m68k_matches_u_p): New functions.
3651 (print_operand_address): Rewrite to use m68k_decompose_index.
3653 2007-03-05 David Taylor <dtaylor@emc.com>
3655 * gcc.c: Correct copyright date in --version output.
3657 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3659 * pa.md: In unamed move patterns, disparge copies between general
3660 and floating point registers using '?' modifier. Don't include 'f'
3661 constraint for register preferences in DImode, SImode, HImode and
3662 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3663 Remove constraints for copies between general and floating registers
3664 in soft-float DFmode pattern.
3665 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3669 2007-03-05 Mike Stump <mrs@apple.com>
3671 * c-common.c (targetcm): Add.
3672 * c-opts.c (c_common_handle_option): Handle language specific
3674 * opts.c (handle_option): Verify language for target options, if
3676 * opth-gen.awk: Add CL_LANG_ALL.
3677 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3678 (TARGETCM_INITIALIZER): Add.
3679 * target.h (struct gcc_targetcm): Add.
3681 * targhooks.c (default_handle_c_option): Add.
3682 * targhooks.h (default_handle_c_option): Add.
3683 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3685 * config/darwin.opt (iframework): Add.
3686 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3687 * config/darwin-c.c (handle_c_option): Add.
3688 (TARGET_HANDLE_C_OPTION): Add.
3690 * doc/invoke.texi (Darwin Options): Add -iframework.
3692 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3697 2007-03-05 Ian Lance Taylor <iant@google.com>
3699 * c.opt (fgnu89-inline): New option.
3700 * c-opts.c (c_common_post_options): Set default value for
3702 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3703 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3705 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3706 (grokdeclarator, start_function): Likewise.
3707 * c-cppbuiltin.c (c_cpp_builtins): Define either
3708 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3709 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3710 (C Dialect Options): Document -fgnu89-inline.
3711 * doc/extend.texi (Function Attributes): Explain what the
3712 gnu_inline attribute does.
3713 * doc/cpp.texi (Common Predefined Macros): Document
3714 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3716 2007-03-05 Ian Lance Taylor <iant@google.com>
3718 PR tree-optimization/31034
3719 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3720 half-range if the other side is an overflow infinity.
3722 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3724 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3725 (bfin*-linux-uclibc*): New configuration.
3726 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3728 * config/bfin/linux.h: New file.
3729 * config/bfin/libgcc-bfin.ver: New file.
3730 * config/bfin/t-bfin-uclinux: New file.
3731 * config/bfin/t-bfin-linux: New file.
3732 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3733 (TARGET_OS_CPP_BUILTINS): New macro.
3735 2007-03-05 Richard Guenther <rguenther@suse.de>
3737 * fold-const.c (fold_binary): Remove duplicate folding
3738 of comparison of non-null ADDR_EXPR against null.
3740 2007-03-05 Richard Guenther <rguenther@suse.de>
3741 Dorit Nuzman <dorit@il.ibm.com>
3743 PR tree-optimization/26420
3744 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3745 are no loops in the function. Only print the number of
3746 vectorized loops if it is greater than zero or we are supposed
3747 to print information about unvectorized loops.
3749 2007-03-05 Revital Eres <eres@il.ibm.com>
3751 * gcc.dg/var-expand1.c: New test.
3752 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3753 when an accumulator is expanded.
3755 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * c-common.c (convert_and_check): Don't give warnings for
3759 conversion if 'expr' already overflowed.
3761 2007-03-04 Roger Sayle <roger@eyesopen.com>
3764 * fold-const.c (fold_comparison): Enforce type consistency when
3765 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3767 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3769 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3770 containing a cast to the base of TARGET_MEM_REF.
3772 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3774 * tree.c (tree_contains_struct_check_failed): Remove spurious
3775 whitespace from error message.
3777 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3780 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3781 instead of precision.
3783 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3784 Nathan Sidwell <nathan@codesourcery.com>
3786 * emit-rtl.c (find_auto_inc): New.
3787 (try_split): recreate REG_INC notes,
3788 Use regular for loops rather than whiles.
3790 2007-03-03 Andreas Schwab <schwab@suse.de>
3792 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3793 * configure: Regenerate.
3795 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3797 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3798 flag_rounding_math, not flag_unsafe_math_optimizations.
3800 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3802 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3803 alpha_fold_vector_minmax): Likewise.
3804 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3805 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3807 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3809 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3810 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3811 if the lhs has side-effects.
3812 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3814 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/i386.h (TUNEMASK): Remove define.
3817 (ARCHMASK): Remove define.
3818 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3819 Use ix86_arch_mask variable instead of ARCHMASK.
3820 * config/i386/i386.c (override_options): Ditto.
3821 (standard_80387_constant_p): Ditto.
3823 2007-03-02 Ian Lance Taylor <iant@google.com>
3825 Used signed infinities in VRP.
3826 * tree-vrp.c (uses_overflow_infinity): New static function.
3827 (supports_overflow_infinity): New static function.
3828 (make_overflow_infinity): New static function.
3829 (negative_overflow_infinity): New static function.
3830 (positive_overflow_infinity): New static function.
3831 (is_negative_overflow_infinity): New static function.
3832 (is_positive_overflow_infinity): New static function.
3833 (is_overflow_infinity): New static function.
3834 (overflow_infinity_range_p): New static function.
3835 (compare_values_warnv): New function split out of compare_values.
3836 (compare_value): Call it.
3837 (set_value_range_to_nonnegative): Add overflow_infinity
3838 parameter. Change caller.
3839 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3841 (vrp_expr_computes_nonzero): Likewise.
3842 (compare_ranges, compare_range_with_value): Likewise.
3843 (compare_name_with_value, compare_names): Likewise.
3844 (vrp_evaluate_conditional): Likewise.
3845 (set_value_range): Handle infinity
3846 (vrp_operand_equal_p, operand_less_p): Likewise.
3847 (extract_range_from_assert): Likewise.
3848 (vrp_int_const_binop): Likewise.
3849 (extract_range_from_binary_expr): Likewise.
3850 (extract_range_from_unary_expr): Likewise.
3851 (extract_range_from_comparison): Likewise.
3852 (extract_range_from_expr): Likewise.
3853 (dump_value_range): Likewise.
3854 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3855 (test_for_singularity): Likewise.
3856 (vrp_int_const_binop): Remove inline qualifier.
3857 (adjust_range_with_scev): Add comment.
3858 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3860 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3862 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3863 (get_constraint_for): Likewise.
3864 (do_structure_copy): Likewise.
3865 (find_func_aliases): Fix references to MODIFY_EXPR.
3866 (intra_create_variable_infos): Tidy.
3867 * tree-ssa-operands.c (add_virtual_operand): Add argument
3869 When adding members of alias sets, if IS_CALL_SITE is true and
3870 the symbol is not call-clobbered, skip it.
3873 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3875 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3876 entry by means of emit_insn_at_entry.
3878 2007-03-02 Richard Henderson <rth@redhat.com>
3880 * expr.h (promoted_input_arg): Remove decl.
3881 * function.c (promoted_input_arg): Merge into ...
3882 * combine.c (setup_incoming_promotions): ... only caller.
3883 Rearrange to avoid double loop.
3885 2007-03-02 Ben Elliston <bje@au.ibm.com>
3886 Peter Bergner <bergner@vnet.ibm.com>
3887 Janis Johnson <janis187@us.ibm.com>
3889 * config/rs6000/dfp.md: New file.
3890 * config/rs6000/rs6000.md: Include dfp.md.
3891 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3892 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3893 and TDmode decimal float modes in FP registers.
3894 (num_insns_constant): Likewise.
3895 (rs6000_legitimate_offset_address_p): Likewise.
3896 (rs6000_legitimize_address): Likewise.
3897 (rs6000_legitimize_reload_address): Likewise.
3898 (rs6000_legitimate_address): Likewise.
3899 (rs6000_emit_move): Likewise.
3900 (function_arg_boundary): Likewise.
3901 (function_arg_advance): Likewise.
3902 (rs6000_darwin64_record_arg_recurse): Likewise.
3903 (function_arg): Likewise.
3904 (rs6000_gimplify_va_arg): Likewise.
3905 (rs6000_split_multireg_move): Likewise.
3906 (rs6000_output_function_epilogue): Likewise.
3907 (rs6000_output_function_epilogue): Likewise.
3908 (rs6000_register_move_cost): Likewise.
3909 (rs6000_function_value): Likewise.
3910 (rs6000_libcall_value): Likewise.
3912 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3914 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3916 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3918 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3919 Use $MULTIDIR to choose between the kernel and RTP headers,
3920 and use $WIND_BASE and $WIND_USR to locate them.
3922 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.c (override_options): Put initialization of
3925 ix86_tune_mask and ix86_arch_mask to the correct place.
3927 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3928 Michael Meissner <michael.meissner@amd.com>
3931 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3933 (TARGET_CMOVE): Use ARCHMASK.
3934 (TARGET_CMPXCHG): Ditto.
3935 (TARGET_CMPXCHG8B): Ditto.
3936 (TARGET_XADD): Ditto.
3937 (TARGET_BSWAP): Ditto.
3938 * config/i386/i386.c (ix86_tune_mask): New global variable.
3939 (ix86_arch_mask): Ditto.
3940 (override_options): Initialize ix86_tune_mask and
3941 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3944 2007-03-02 Ben Elliston <bje@au.ibm.com>
3947 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3949 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3951 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3952 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3953 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3954 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3956 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3957 rs6000_init_dwarf_reg_sizes_extra): New.
3958 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3959 SPE register high parts.
3961 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3963 * Makefile.in: Add install-pdf target as
3964 copied from automake v1.10 rules.
3965 * configure.ac: Add install-pdf to target list.
3966 * configure: Regenerate.
3968 2007-03-01 Paul Brook <paul@codesourcery.com>
3970 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3971 modes to LDRD for DImode.
3972 (output_move_double): Fixup out of range ldrd/strd.
3973 (vfp_secondary_reload_class): Rename...
3974 (coproc_secondary_reload_class): ... to this. Add wb argument.
3975 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3976 coproc_secondary_reload_class for CLASS_IWMMXT.
3977 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3978 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3980 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3982 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3983 factor by the estimated number of iterations.
3984 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3987 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3988 decode_caches_intel, detect_caches_intel): New functions.
3989 (host_detect_local_cpu): Use detect_caches_amd and
3990 detect_caches_intel.
3992 2007-03-01 Richard Henderson <rth@redhat.com>
3994 * expr.c (emit_move_complex_push): Export.
3995 (emit_move_complex_parts): Split out from ...
3996 (emit_move_complex): ... here.
3997 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3998 * config/i386/i386.md (movcdi): New.
4000 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4002 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4003 size of mode1 to check for tieable modes in MMX case.
4005 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4007 * Makefile.in (rtlanal.o): Depend on tree.h.
4008 * rtl.h (offset_within_section_p, split_const): Declare.
4009 * rtlanal.c: Include tree.h.
4010 (offset_within_block_p): New function, taken from
4011 mips_offset_within_object_p.
4012 (split_const): New function, taken from mips_split_const.
4013 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4015 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4016 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4017 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4018 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4019 (m68k_illegitimate_symbolic_constant_p): New function.
4020 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4021 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4022 symbolic constant that might be outside the symbol's section,
4023 move the symbol first and then add the offset.
4024 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4026 * config/mips/mips.c (mips_split_const): Delete.
4027 (mips_offset_within_object_p): Delete.
4028 (mips_symbolic_constant_p): Use offset_within_section_p and
4029 split_const instead of mips_offset_within_object_p and
4031 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4032 (mips_legitimize_const_move, print_operand_reloc)
4033 (mips_dangerous_for_la25_p): Use split_const instead of
4036 2007-02-28 Eric Christopher <echristo@apple.com>
4038 * Makefile.in (install-include-dir): Don't rm -rf include.
4040 2007-02-28 Richard Guenther <rguenther@suse.de>
4043 * fold-const.c (fold_binary): Do not associate expressions
4044 with more than one variable for integer types that do not wrap.
4046 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4048 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4049 Delete, and replace with...
4050 (fold_builtin_call_array): This. Update callers to use it.
4051 * fold-const.c (fold_build_call_list): Delete, and replace with...
4052 (fold_build_call_array): This.
4053 (fold_build_call_list_initializer): Delete, and replace with...
4054 (fold_build_call_array_initializer): This.
4055 * tree.h: Update declarations to reflect above changes.
4057 * c-typeck.c (build_function_call): Store converted arguments
4058 in a stack-allocated array instead of building a list.
4059 (convert_arguments): Store arguments in the array passed in as an
4060 argument, and return the actual number of arguments.
4061 * c-format.c: (check_function_format): Pass arguments in an
4062 array instead of a list.
4063 * c-common.c (check_function_nonnull): Likewise.
4064 (check_function_sentinel): Likewise.
4065 (check_function_arguments): Likewise.
4066 * c-common.h: Update declarations to reflect above changes.
4068 2007-02-28 Jan Hubicka <jh@suse.cz>
4070 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4071 PRED_NEGATIVE_RETURN): Update outcomes.
4073 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4075 * calls.c (emit_library_call_value_1): Handle partial registers
4076 correctly when building up CALL_INSN_FUNCTION_USAGE.
4078 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4080 * pa/predicates.md (move_src_operand): Allow zero for mode.
4081 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4084 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4087 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4088 *movv2df_internal): Enable pattern only for valid operand
4090 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4091 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4093 2007-02-27 Mike Stump <mrs@apple.com>
4095 * config/darwin-crt3.c: Avoid compilation when compiling for a
4098 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4100 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4102 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4103 for fixed headers and limits.h.
4104 (install-include-dir, install-headers-tar, install-headers-cpio,
4105 install-headers-cp, real-install-headers-tar,
4106 real-install-headers-cpio, real-install-headers-cp): Handle
4107 include-fixed as well as include.
4108 (install-mkheaders): Don't install files that go only in include
4110 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4111 from GCC_INCLUDE_DIR.
4112 * gcc.c (process_command): Remove special -BstageN/ handling.
4113 (do_spec_1): Add include-fixed directories.
4115 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4117 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4119 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4121 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4124 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4126 * c-common.c (get_priority): Add check for
4127 SUPPORTS_INIT_PRIORITY.
4129 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4131 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4133 * config/bfin/bfin.c: Include "cfglayout.h".
4134 (MAX_LSETUP_DISTANCE): New macro.
4135 (struct loop_info): New members incoming, incoming_src and
4136 incoming_dest. Delete member predecessor.
4137 (length_for_loop): New function.
4138 (bfin_optimize_loop): Handle more different loop structures.
4139 (bfin_discover_loop): Rework detection of predecessor blocks by
4140 examining incoming edges.
4141 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4143 (bfin_reorder_loops): New function.
4144 (bfin_reorg_loops): Use these three new functions.
4146 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4147 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4148 (CONSTRAINT_LEN): Add entry for 'q'.
4149 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4150 Add 'q' constraints.
4151 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4152 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4154 * config/bfin/bfin.md (add_with_carry): New pattern.
4155 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4156 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4157 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4158 support unsigned multiplies too. Removed incorrect commutativity from
4159 operand 1 constraint where appropriate.
4160 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4162 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4163 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4165 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4166 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4167 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4168 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4169 usmulhisi_hh_huh): New patterns.
4171 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4172 lshifthi3): Fix output template to use half reg for operand 2.
4174 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4177 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4179 2007-02-27 Andreas Schwab <schwab@suse.de>
4181 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4183 2007-02-27 Jan Hubicka <jh@suse.cz>
4185 * predict.c (last_basic_block_p): Remove.
4186 (tree_estimate_probability): Update return heuristic for commonized
4189 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4191 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4193 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4195 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4196 * doc/cpp.texi: Standardize title page.
4197 * doc/cppinternals.texi: Likewise.
4198 * doc/gcc.texi: Standardize title page, remove version number
4199 from copyright page.
4200 * doc/gccint.texi: Likewise.
4201 * doc/install.texi: Standardize title page, add table of
4204 2007-02-26 Jan Hubicka <jh@suse.cz>
4206 * predict.def: Set outcomes according to more recent results.
4207 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4208 Remove dead predictors.
4209 * predict.c (return_prediction): Fix pasto.
4211 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4213 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4214 change; avoid a memory leak when returning early.
4216 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4218 * c-decl.c (static_ctors): Move to c-common.c.
4219 (static_dtors): Likewise.
4220 (finish_function): Use c_record_cdtor_fn.
4221 (build_cdtor): Move to c-common.c.
4222 (c_write_global_declarations): Use c_build_cdtor_fns.
4223 * c-common.h (static_ctors): Declare.
4224 (static_dtors): Likewise.
4225 (c_record_cdtor_fn): Likewise.
4226 (c_build_cdtor_fns): Likewise.
4227 * c-common.c (static_ctors): New variable.
4228 (static_dtors): Likewise.
4229 (c_record_cdtor_fn): New function.
4230 (build_cdtor): Move from c-decl.c
4231 (c_build_cdtor_fns): New function.
4233 * output.h (assemble_addr_to_section): Declare.
4234 (get_cdtor_priority_section): Likewise.
4235 * varasm.c (assemble_addr_to_section): New function.
4236 (get_cdtor_priority_section): Likewise.
4237 (default_named_section_asm_out_destructor): Use them.
4238 (destor_dtor_section_asm_out_destructor): Likewise.
4239 (default_named_section_asm_out_constructor): Likewise.
4240 (default_ctor_section_asm_out_constructor): Likewise.
4241 * config.gcc (*-*-vxworks*): Include vxworks.o.
4242 * config/t-vxworks (vxworks.o): New target.
4243 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4244 (TARGET_ASM_CONSTRUCTOR): Define.
4245 (TARGET_ASM_DESTRUCTOR): Likewise.
4246 (vxworks_asm_out_constructor): Declare.
4247 (vxworks_asm_out_destructor): Likewise.
4249 * c-common.c (get_priority): Check that we have not just an
4250 INTEGER_CST, but an integer constant with integeral type.
4252 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4254 PR tree-optimization/30938
4255 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4256 use &dt[nargs-1] instead of &dt[nargs] in the call to
4257 vect_is_simple_use().
4259 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4261 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4262 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4263 Do not attempt to handle MEM inside auto-inc expressions.
4264 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4265 of a register modified by an auto-inc expression. However, do handle
4266 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4267 (elimination_effects): Prohibit elimination of a register modified
4268 by an auto-inc expression. Disable register elimination rules whose
4269 target register is modified by an auto-inc expression with variable
4272 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4274 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4276 (array_at_struct_end_p): New function.
4277 (idx_infer_loop_bounds): Use it.
4278 (estimate_numbers_of_iterations_loop): Export.
4279 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4280 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4281 (tree_estimate_probability): Call record_loop_exits.
4282 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4283 (estimated_loop_iterations, estimated_loop_iterations_int,
4284 estimated_loop_iterations_tree): New functions.
4285 (analyze_siv_subscript_cst_affine,
4286 compute_overlap_steps_for_affine_1_2,
4287 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4288 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4289 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4290 (PRED_LOOP_ITERATIONS_GUESSED): New.
4291 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4292 * cfgloop.h (estimate_numbers_of_iterations_loop,
4293 estimated_loop_iterations_int): Declare.
4295 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4297 * doc/extend.texi: Document optional priority argument to
4298 constructors and destructors.
4299 * tree.c (init_priority_for_decl): Adjust GTY markers.
4300 (init_ttree): Use priority-info hash functions for
4301 init_priority_for_decl.
4302 (tree_map_eq): Rename to ...
4303 (tree_map_base_eq): ... this.
4304 (tree_map_marked_p): Rename to ...
4305 (tree_map_base_marked_p): ... this.
4306 (tree_map_base_hash): New function.
4307 (decl_init_priority_lookup): Rework.
4308 (decl_fini_priority_lookup): New function.
4309 (decl_priority_info): New function.
4310 (decl_init_priority_insert): Use it.
4311 (decl_fini_priority_insert): Likewise.
4312 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4314 (decl_restrict_base_insert): Likewise.
4315 (decl_debug_expr_insert): Likewise.
4316 (decl_value_expr_lookup): Likewise.
4317 (decl_value_expr_insert): Likewise.
4318 * tree.h (priority_type): New type.
4319 (decl_init_priority_lookup): Use priority_type.
4320 (decl_fini_priority_lookup): New function.
4321 (decl_init_priority_insert): Use priority_type.
4322 (decl_fini_priority_insert): New function.
4323 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4324 (DECL_INIT_PRIORITY): Likewise.
4325 (SET_DECL_INIT_PRIORITY): Add comment.
4326 (DECL_FINI_PRIORITY): New macro.
4327 (SET_DECL_FINI_PRIORITY): Likewise.
4328 (DEFAULT_INIT_PRIORITY): Document.
4329 (MAX_INIT_PRIORITY): Likewise.
4330 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4331 (tree_map_base): New type.
4332 (tree_map_base_eq): New function.
4333 (tree_map_base_hash): Likewise.
4334 (tree_map_base_marked_p): Likewise.
4335 (tree_map): Inherit from tree_map_base.
4336 (tree_map_eq): Make it a macro.
4337 (tree_map_marked_p): Likewise.
4338 (tree_int_map): Inherit from tree_map_base.
4339 (tree_int_map_eq): Make it a macro.
4340 (tree_int_map_hash): Likewise.
4341 (tree_int_map_marked_p): Likewise.
4342 (tree_priority_map): New type.
4343 (tree_priority_map_eq): New macro.
4344 (tree_priority_map_hash): Likewise.
4345 (tree_priority_map_marked_p): Likewise.
4346 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4348 (emutls_common_1): Likewise.
4349 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4350 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4351 of tree_map hierarchy.
4352 * tree-cfg.c (move_stmt_r): Likewise.
4353 (new_label_mapper): Likewise.
4354 * c-tree.h (c_expand_body): Move to ...
4355 * c-common.h (c_expand_body): ... here.
4356 * c-decl.c (c_expand_body): Move to ...
4357 * c-common.c (c_expand_body): ... here.
4358 (c_common_attribute_table): Allow 1 argument for the constructor
4359 and destructor attributes.
4360 (get_priority): New function.
4361 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4362 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4364 2007-02-24 Jan Hubicka <jh@suse.cz>
4367 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4369 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4370 Jan Hubicka <jh@suse.cz>
4373 * i386.c (counter_mode): New function.
4374 (expand_set_or_movmem_via_loop): Use it.
4375 (expand_movmem_epilogue): Likewise; fix pasto.
4376 (ix86_expand_movmem): Do emit guard even for constant counts.
4377 (ix86_expand_setmem): Likewise.
4379 2007-02-25 Nick Clifton <nickc@redhat.com>
4381 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4382 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4384 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4387 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4388 count argument with 0x10, not with 0x16.
4389 (expand_setmem_epilogue): Ditto.
4391 2007-02-24 Mike Stump <mrs@apple.com>
4393 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4396 2007-02-24 Richard Guenther <rguenther@suse.de>
4399 * fold-const.c (fold_binary): Fold x +- CST op x for
4400 EQ_EXPR and NE_EXPR.
4402 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4404 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4406 2007-02-24 Jan Hubicka <jh@suse.cz>
4408 * cgraphunit.c (decide_is_function_needed): Honor
4409 -fkeep-inline-functions.
4411 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4413 * builtins.c (fold_builtin_modf): New.
4414 (fold_builtin_2): Use it.
4416 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4418 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4419 (determine_max_iter): Take additional LOOP arg; all callers changed.
4420 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4421 one using simplifications.
4422 (simplify_using_initial_values): Return if the expression becomes
4423 invalid due to altered regs.
4425 2007-02-23 DJ Delorie <dj@redhat.com>
4427 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4429 2007-02-23 Mike Stump <mrs@apple.com>
4431 * tlink.c (scan_linker_output): Parse linker messages from
4432 darwin9's linker better.
4434 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4437 * varpool.c (varpool_assemble_pending_decls): Set
4438 varpool_last_needed_node to null.
4440 2007-02-23 DJ Delorie <dj@redhat.com>
4442 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4443 alignment bigger than the object file can handle.
4445 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4449 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4450 (*movsf_1): Penalize MMX moves.
4452 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4454 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4455 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4457 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4459 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4461 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4462 (fold_builtin_1): Use them.
4463 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4464 BUILT_IN_SIGNIFICAND.
4466 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4468 * config/i386/i386.c (bdesc_1arg): Initialize
4469 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4470 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4471 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4472 and IX86_BUILTIN_MOVSLDUP.
4474 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4476 PR rtl-optimization/30841
4477 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4479 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * builtins.c (fold_builtin_frexp): New.
4482 (fold_builtin_2): Use it.
4484 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4486 * doc/invoke.texi (Spec Files): Document getenv spec function.
4488 * gcc.c (getenv_spec_function): New function.
4489 (static_spec_functions): Add it.
4490 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4491 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4494 2007-02-22 Michael Matz <matz@suse.de
4497 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4498 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4500 2007-02-22 Ian Lance Taylor <iant@google.com>
4503 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4504 (mem_loc_descriptor): Call it.
4506 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4507 Ira Rosen <irar@il.ibm.com>
4509 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4511 2007-02-22 Ira Rosen <irar@il.ibm.com>
4513 PR tree-optimization/30843
4514 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4515 stores only after all the group is vectorized.
4517 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4519 PR tree-optimization/30858
4520 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4521 in the reduction cycle have a single use in the loop.
4522 * tree-vectorizer.h (relevant): Add documentation.
4524 2007-02-20 Mike Stump <mrs@apple.com>
4526 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4527 * configure: Regenerate.
4529 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4531 Change the defaults of some parameters and options.
4532 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4533 * config/spu/spu.c (spu_optimization_options): Add.
4534 (spu_override_options): Change params in spu_optimization_options.
4535 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4537 Register 127 is only 16 byte aligned when used as a frame pointer.
4538 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4539 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4540 HARD_FRAME_POINTER_REGNUM.
4541 (spu_legitimate_address): Use regno_aligned_for_reload.
4542 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4543 aligned when frame_pointer_needed is true.
4544 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4546 * config/spu/spu.h (INIT_EXPANDERS): Define.
4548 Make sure shift and rotate instructions have valid immediate operands.
4549 * config/spu/predicates.md (spu_shift_operand): Remove.
4550 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4551 * config/spu/constraints.md (W, O): Extend range.
4552 * config/spu/spu.md (umask, nmask): Define.
4553 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4554 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4555 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4556 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4557 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4558 (lshr<mode>3_reg): Fix rtl description.
4560 Make sure mulhisi immediate operands are valid.
4561 * config/spu/predicates.md (imm_K_operand): Add.
4562 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4564 Generate constants using fsmbi and andi.
4565 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4566 (print_operand, spu_split_immediate, classify_immediate,
4567 fsmbi_const_p): Handle IC_FSMBI2.
4569 Correctly handle a CONST_VECTOR containing symbols.
4570 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4571 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4572 (immediate_load_p): Allow symbols that use 2 instructions to create.
4573 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4574 with symbols when flag_pic is set.
4575 (const_vector_immediate_p): New.
4576 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4577 accept a CONST_VECTOR with symbols.
4578 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4579 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4581 * config/spu/spu.md (high, low): Delete.
4582 (low_<mode>): Define.
4584 Remove INTRmode and INTR_REGNUM, which didn't work.
4585 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4587 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4588 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4589 peephole2 pattern): Don't use INTR or 131.
4590 (movintrcc): Delete.
4591 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4592 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4593 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4594 (UNSPEC_SET_INTR): Add.
4595 * config/spu/spu-modes.def (INTR): Remove.
4597 More accurate warnings about run-time relocations.
4598 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4600 Correctly warn about immediate arguments to specific intrinsics.
4601 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4602 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4603 the instruction predicate.
4605 Fix tree check errors with latest update.
4606 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4608 (spu_expand_builtin): Use CALL_EXPR_FN.
4610 Add missing specific intrinsics.
4611 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4613 * config/spu/spu_internals.h: Ditto.
4615 Fix incorrect operand modifiers.
4616 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4617 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4619 Optimize one case of zero_extend of a vec_select.
4620 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4622 Accept any immediate for hbr.
4623 * config/spu/spu.md (hbr): Change s constraints to i.
4625 2007-02-21 Paul Brook <paul@codesourcery.com>
4627 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4628 condexec_count when skipping USE and CLOBBER.
4630 2007-02-21 Nick Clifton <nickc@redhat.com>
4632 * common.opt (Warray-bounds): Add Warning attribute.
4633 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4635 (fsized-zeroes): Add Optimization attribute.
4636 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4637 * c.opt (Wc++0x-compat): Add Warning attribute.
4639 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4642 * reload1.c (eliminate_regs_in_insn): In the single_set special
4643 case, attempt to re-recognize the insn before falling back to
4644 having reload fix it up.
4646 2007-02-20 Eric Christopher <echristo@gmail.com>
4648 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4649 Rewrite accordingly.
4650 (frv_read_iacc_argument): Ditto.
4651 (frv_expand_set_builtin): Take a call instead of arglist, update for
4653 (frv_expand_unop_builtin): Ditto.
4654 (frv_expand_binop_builtin): Ditto.
4655 (frv_expand_cut_builtin): Ditto.
4656 (frv_expand_binopimm_builtin): Ditto.
4657 (frv_expand_voidbinop_builtin): Ditto.
4658 (frv_expand_int_void2arg): Ditto.
4659 (frv_expand_prefetches): Ditto.
4660 (frv_expand_voidtriop_builtin): Ditto.
4661 (frv_expand_voidaccop_builtin): Ditto.
4662 (frv_expand_load_builtin): Ditto.
4663 (frv_expand_store_builtin): Ditto.
4664 (frv_expand_mdpackh_builtin): Ditto.
4665 (frv_expand_mclracc_builtin): Ditto.
4666 (frv_expand_mrdacc_builtin): Ditto.
4667 (frv_expand_mwtacc_builtin): Ditto.
4668 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4671 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4673 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4674 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4676 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4678 * configure: Regenerate.
4679 * config.in: Regenerate.
4680 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4681 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4682 masks to power6 and power6x and to POWERPC_MASKS.
4683 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4685 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4686 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4687 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4688 Access PROTOTYPE as variable, not mask.
4690 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4692 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4693 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4694 * combine.c (adjust_for_new_dest): Use it.
4695 * postreload.c (reload_combine): Likewise.
4697 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4699 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4700 notes on an insn with multiple sets, even if single_set returns
4701 non-NULL for that insn.
4703 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4705 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4708 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4710 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4711 if user didn't pass it.
4712 * config/i386/darwin.h (CC1_SPEC): Likewise.
4713 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4714 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4715 -mmacosx-version-min.
4717 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4718 Uros Bizjak <ubizjak@gmail.com>
4720 * optabs.h (enum optab_index): Add new OTI_scalb.
4721 (scalb_optab): Define corresponding macro.
4722 * optabs.c (init_optabs): Initialize scalb_optab.
4723 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4725 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4726 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4727 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4728 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4729 flag_unsafe_math_optimizations is set.
4731 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4732 to implement scalbf, scalb and scalbl built-ins as inline x87
4735 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4736 DJ Delorie <dj@redhat.com>
4739 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4740 (diagnostic_report_diagnostic): ... here, and turn them into real
4741 errors. If warnings are inhibited, no need to do anything.
4743 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4745 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4746 better code generation.
4748 2007-02-20 Ben Elliston <bje@au.ibm.com>
4750 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4752 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4754 * config/alpha/alpha.c, config/alpha/alpha.md,
4755 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4756 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4757 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4758 config/arm/lib1funcs.asm: Follow spelling conventions.
4760 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4761 config/fr30/fr30.md, config/i386/i386.h,
4762 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4763 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4764 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4765 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4766 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4767 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4768 config/sparc/sparc.c, config/sparc/sparc.h,
4769 config/sparc/sparc.md, config/spu/constraints.md,
4770 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4773 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4776 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4779 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4781 * doc/invoke.texi (-ftree-lrs): Remove.
4783 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4785 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4788 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4790 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4791 new CALL_EXPR_FN macro for retrieving the function
4792 declaration of the input expression.
4794 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4796 * c.opt (Waddress): New.
4797 * common.opt (Walways-true): Delete.
4798 (Wstring-literal-comparison): Delete.
4799 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4800 -Wstring-literal-comparison. Add -Waddress.
4802 (Walways-true): Delete.
4803 (Wstring-literal-comparison): Delete.
4804 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4805 consistently instead of -Walways-true in example.
4806 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4807 * c-typeck.c (parser_build_binary_op): Replace
4808 -Wstring-literal-comparison and -Walways-true with -Waddress.
4809 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4812 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4814 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4815 without DECL_STRUCT_FUNCTION initialized.
4817 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4819 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4820 due to calls to functions taking pointers as parameters.
4822 2007-02-19 Richard Henderson <rth@redhat.com>
4825 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4828 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4830 * config/s390/s390.c (s390_call_saved_register_used,
4831 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4832 accessed to the new scheme.
4834 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4836 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4837 (cris_print_index, cris_print_operand, cris_print_operand_address)
4838 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4839 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4840 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4842 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4843 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4844 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4845 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4846 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4847 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4848 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4849 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4850 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4851 (uminsi3, call, call_value): Ditto.
4852 (define_split: indir_to_reg_split, unnamed): Ditto.
4854 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4856 PR tree-optimization/30975
4857 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4860 2007-02-18 Eric Christopher <echristo@gmail.com>
4862 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4863 Remove use of arglist.
4864 (mips_expand_builtin): Remove use of arglist, pass in expr.
4865 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4866 (mips_expand_builtin_movtf): Ditto.
4867 (mips_expand_builtin_compare): Ditto.
4869 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4871 * tree-sra.c (sra_build_assignment): Replace assertion
4872 checking with a comment explaining why it can't be done.
4874 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4877 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4878 during CALL_EXPR representation conversion.
4879 * tree-ssa-propagate.c (set_rhs): Likewise.
4881 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4883 * tree-sra.c (sra_build_assignment): Disable assertion checking
4886 2007-02-18 Roger Sayle <roger@eyesopen.com>
4888 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4889 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4890 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4892 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4893 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4894 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4895 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4896 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4897 force_gimple_operand): Likewise.
4898 * ipa-cp.c (constant_val_insert): Likewise.
4899 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4900 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4901 perfect_nestify): Likewise.
4902 * langhooks.c (lhd_omp_assignment): Likewise.
4903 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4904 lower_copyprivate_clauses, lower_send_clauses,
4905 lower_send_shared_vars, expand_parallel_call,
4906 expand_omp_for_generic, expand_omp_for_static_nochunk,
4907 expand_omp_for_static_chunk, expand_omp_sections,
4908 lower_omp_single_copy, lower_omp_for_lastprivate,
4909 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4910 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4911 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4914 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4916 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4917 config/sh/sh.md: Follow spelling conventions.
4919 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4920 config/frv/predicates.md: Follow spelling conventions.
4922 * config/m68k/linux-unwind.h: Fix a comment typo.
4923 * target.h: Follow spelling conventions.
4925 2007-02-18 Roger Sayle <roger@eyesopen.com>
4927 PR rtl-optimization/28173
4928 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4929 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4930 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4931 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4932 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4934 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4936 * builtins.c (fold_builtin_load_exponent): New.
4937 (fold_builtin_2): Use it.
4939 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4941 PR rtl-optimization/30773
4942 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4943 if we fail to attach a REG_EQUIV note.
4945 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4946 Roger Sayle <roger@eyesopen.com>
4948 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4950 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4952 * calls.c (initialize_argument_information): Pass original EXP
4953 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4954 code to split complex arguments here, as part of initializing the
4956 (expand_call): Remove code that builds a list of arguments and
4957 inserts implicit arguments into it. Instead, just count how many
4958 implicit arguments there will be so we can determine the size of
4959 the ARGS array, and let initialize_argument_information do the work.
4960 (split_complex_values): Delete unused function.
4962 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4964 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4966 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4968 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4969 for arg pointer based indexed addressing.
4971 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4973 * config/ia64/ia64.h, config/ia64/ia64.md,
4974 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4975 spelling conventions.
4977 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4979 * config/m68k/m68k.c (split_di): New.
4980 * config/m68k/m68k-protos.h: Declare split_di.
4981 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4982 Improve predicate handling and split constant shifts.
4984 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4986 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4987 parameter for register bitfield operations, general predicates
4990 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4992 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4993 * config/m68k/linux-unwind.h: New file.
4995 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4997 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4998 config/i386/athlon.md, config/ia64/ia64.md,
4999 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5000 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5001 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5002 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5003 tree-vect-transform.c: Fix comment typos.
5005 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5007 * sched-deps.c (find_insn_list): Remove.
5008 * sched-int.h: Remove the prototype for find_insn_list.
5010 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5012 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5014 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5015 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5016 darwin_rs6000_override_options.
5017 (C_COMMON_OVERRIDE_OPTIONS): Expect
5018 darwin_macosx_version_min to be non-NULL always.
5019 (TARGET_C99_FUNCTIONS): Likewise.
5020 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5021 (DARWIN_MINVERSION_SPEC): New.
5022 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5023 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5025 (DARWIN_MINVERSION_SPEC): New.
5026 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5028 * config/darwin-c.c (darwin_cpp_builtins): Expect
5029 darwin_macosx_version_min to be non-NULL always.
5031 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5033 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5035 * config/i386/i386.h (x86_use_xchgb): New.
5036 (TARGET_USE_XCHGB): New macro.
5037 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5038 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5039 Split after reload into bswaphi for shifts of 8.
5040 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5041 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5042 or when optimizing for size.
5044 2007-02-16 Richard Guenther <rguenther@suse.de>
5045 Christian Bruel <christian.bruel@st.com>
5047 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5048 DECLs but prefer SSA_NAMEs over DECLs.
5050 2007-02-16 Richard Guenther <rguenther@suse.de>
5052 * tree-flow-inline.h (single_imm_use_p): Remove.
5053 (zero_imm_uses_p): Likewise.
5054 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5055 instead of single_imm_use_p.
5056 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5059 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5062 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5063 nested double- and backquotes.
5065 2007-02-15 Roger Sayle <roger@eyesopen.com>
5068 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5069 should be unreachable.
5070 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5071 For the time being redirect GIMPLE_MODIFY_STMT to the new
5072 (renamed) build_gimple_modify_stmt_stat.
5073 (build2_gimple_stat): Rename to...
5074 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5075 Always build a GIMPLE_MODIFY_STMT node.
5076 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5077 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5080 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5081 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5082 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5083 expand_complex_div_wide): Likewise.
5084 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5085 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5086 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5087 * tree-ssa-loop-manip.c (create_iv): Likewise.
5088 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5089 abs_replacement): Likewise.
5090 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5091 realify_fake_stores): Likewise.
5093 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5094 node rather than a GIMPLE_MODIFY_STMT node.
5095 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5096 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5098 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5099 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5102 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5105 * fold-const.c (fold_comparison): Add back the
5106 folding of constant complex comparisions.
5108 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5111 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5112 effects unknown to this function, return early.
5114 2007-02-15 Ian Lance Taylor <iant@google.com>
5116 * lower-subreg.c (move_eh_region_note): New static function.
5117 (resolve_simple_move): Call it.
5118 (decompose_multiword_subregs): Track blocks for which we resolve a
5119 simple move which is also a control flow insn. Pass them to
5120 find_many_sub_basic_blocks.
5121 (pass_lower_subreg): Add TODO_verify_flow.
5122 (pass_lower_subreg2): Likewise.
5124 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5125 Brooks Moses <brooks.moses@codesourcery.com>
5126 Lee Millward <lee.millward@codesourcery.com>
5128 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5129 (VL_EXP_CLASS_P): New.
5130 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5132 (TREE_OPERAND_CHECK_CODE): Likewise.
5133 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5134 (TREE_RTL_OPERAND_CHECK): Likewise.
5135 (tree_operand_check_failed): Make second parameter the whole tree
5136 instead of its code. Fixed callers.
5137 (VL_EXP_CHECK): New.
5138 (TREE_OPERAND_LENGTH): New.
5139 (VL_EXP_OPERAND_LENGTH): New.
5140 (CALL_EXPR_FN): New.
5141 (CALL_EXPR_STATIC_CHAIN): New.
5142 (CALL_EXPR_ARGS): New.
5143 (CALL_EXPR_ARG): New.
5144 (call_expr_nargs): New.
5145 (CALL_EXPR_ARGP): New.
5146 (build_nt_call_list): Declare.
5147 (build_vl_exp_stat): Declare.
5148 (build_vl_exp): New.
5149 (build_call_list): Declare.
5150 (build_call_nary): Declare.
5151 (build_call_valist): Declare.
5152 (build_call_array): Declare.
5153 (call_expr_arg): Declare.
5154 (call_expr_argp): Declare.
5155 (call_expr_arglist): Declare.
5156 (fold_build_call_list): Declare.
5157 (fold_build_call_list_initializer): Declare.
5158 (fold_call_expr): Declare to replace fold_builtin.
5159 (fold_builtin_fputs): Update to agree with modified definition.
5160 (fold_builtin_strcpy): Likewise.
5161 (fold_builtin_strncpy): Likewise.
5162 (fold_builtin_memory_chk): Likewise.
5163 (fold_builtin_stxcpy_chk): Likewise.
5164 (fold_builtin_strncpy_chk): Likewise.
5165 (fold_builtin_next_arg): Likewise.
5166 (fold_build_call_expr): Declare.
5167 (fold_builtin_call_list): Declare.
5168 (fold_builtin_call_valist): Declare.
5169 (build_call_expr): Declare.
5170 (validate_arglist): Update to agree with modified definition.
5171 (tree_operand_length): New.
5172 (call_expr_arg_iterator): New.
5173 (init_call_expr_arg_iterator): New.
5174 (next_call_expr_arg): New.
5175 (first_call_expr_arg): New.
5176 (more_call_expr_args_p): New.
5177 (FOR_EACH_CALL_EXPR_ARG): New.
5179 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5180 and tcc_gimple_stmt.
5181 (tree_code_size): Update documentation. Use sizeof (tree) rather
5182 than sizeof (char *).
5183 (tree_size): Likewise. Add case for tcc_vl_exp.
5184 (tree_node_structure): Add case for tcc_vl_exp.
5185 (contains_placeholder_p): Likewise.
5186 (substitute_in_expr): Likewise.
5187 (substitute_placeholder_in_expr): Likewise.
5188 (stabilize_reference_1): Likewise.
5189 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5190 to diagnose breakage of this interface for constructing CALL_EXPRs.
5191 (build_nt): Add similar assertion here.
5192 (build_nt_call_list): New.
5193 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5194 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5196 (get_callee_fndecl): Use new CALL_EXPR accessors.
5197 (tree_operand_check_failed): Change parameters to pass entire node
5198 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5199 (process_call_operands): New.
5200 (build_vl_exp_stat): New.
5201 (build_call_list): New.
5202 (build_call_nary): New.
5203 (build_call_valist): New.
5204 (build_call_array): New.
5205 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5206 (call_expr_arglist): New.
5208 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5209 tcc_vl_exp instead of a fixed-size tcc_expression.
5211 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5212 accessors for CALL_EXPRs.
5213 (AGGR_INIT_EXPR): Likewise.
5215 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5216 Brooks Moses <brooks.moses@codesourcery.com>
5217 Lee Millward <lee.millward@codesourcery.com>
5219 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5220 (expand_builtin_nonlocal_goto): Change parameter to be entire
5221 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5222 (expand_builtin_prefetch): Likewise.
5223 (expand_builtin_classify_type): Likewise.
5224 (mathfn_built_in): Return NULL_TREE instead of 0.
5225 (expand_errno_check): Use new CALL_EXPR accessors.
5226 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5227 Return NULL_RTX instead of 0.
5228 (expand_builtin_mathfn_2): Likewise.
5229 (expand_builtin_mathfn_3): Likewise.
5230 (expand_builtin_interclass_mathfn): Likewise.
5231 (expand_builtin_sincos): Likewise.
5232 (expand_builtin_cexpi): Likewise.
5233 (expand_builtin_int_roundingfn): Likewise.
5234 (expand_builtin_int_roundingfn_2): Likewise.
5235 (expand_builtin_pow): Likewise.
5236 (expand_builtin_powi): Likewise.
5237 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5238 of arglist, fixing callers appropriately. Use new CALL_EXPR
5239 accessors and constructors. Return NULL_RTX instead of 0.
5240 (expand_builtin_strstr): Likewise.
5241 (expand_builtin_strchr): Likewise.
5242 (expand_builtin_strrchr): Likewise.
5243 (expand_builtin_strpbrk): Likewise.
5244 (expand_builtin_memcpy): Likewise.
5245 (expand_builtin_mempcpy): Likewise.
5246 (expand_builtin_mempcpy_args): New.
5247 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5248 (expand_builtin_memmove_args): New.
5249 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5250 (expand_movstr): Likewise.
5251 (expand_builtin_strcpy): Likewise.
5252 (expand_builtin_strcpy_args): New.
5253 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5254 (expand_builtin_strncpy): Likewise.
5255 (expand_builtin_memset): Likewise.
5256 (expand_builtin_memset_args): New.
5257 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5258 (expand_builtin_memcmp): Likewise.
5259 (expand_builtin_strcmp): Likewise.
5260 (expand_builtin_strncmp): Likewise.
5261 (expand_builtin_strcat): Likewise.
5262 (expand_builtin_strncat): Likewise.
5263 (expand_builtin_strspn): Likewise.
5264 (expand_builtin_strcspn): Likewise.
5265 (expand_builtin_args_info): Likewise.
5266 (expand_builtin_va_start): Likewise.
5267 (gimplify_va_arg_expr): Likewise.
5268 (expand_builtin_va_end): Likewise.
5269 (expand_builtin_va_copy): Likewise.
5270 (expand_builtin_frame_address): Likewise.
5271 (expand_builtin_alloca): Likewise.
5272 (expand_builtin_bswap): Likewise.
5273 (expand_builtin_unop): Likewise.
5274 (expand_builtin_fputs): Likewise.
5275 (expand_builtin_expect): Likewise.
5276 (expand_builtin_fabs): Likewise.
5277 (expand_builtin_copysign): Likewise.
5278 (expand_builtin_printf): Likewise.
5279 (expand_builtin_fprintf): Likewise.
5280 (expand_builtin_sprintf): Likewise.
5281 (expand_builtin_init_trampoline): Likewise.
5282 (expand_builtin_signbit): Likewise.
5283 (expand_builtin_fork_or_exec): Likewise.
5284 (expand_builtin_sync_operation): Likewise.
5285 (expand_builtin_compare_and_swap): Likewise.
5286 (expand_builtin_lock_test_and_set): Likewise.
5287 (expand_builtin_lock_release): Likewise.
5288 (expand_builtin): Likewise.
5289 (builtin_mathfn_code): Likewise.
5291 (fold_builtin_constant_p): Pass call arguments individually instead
5292 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5293 accessors and constructors. Return NULL_TREE instead of 0.
5294 (fold_builtin_expect): Likewise.
5295 (fold_builtin_classify_type): Likewise.
5296 (fold_builtin_strlen): Likewise.
5297 (fold_builtin_nan): Likewise.
5298 (integer_valued_real_p): Likewise.
5299 (fold_trunc_transparent_mathfn): Likewise.
5300 (fold_fixed_mathfn): Likewise.
5301 (fold_builtin_cabs): Likewise.
5302 (fold_builtin_sqrt): Likewise.
5303 (fold_builtin_cbrt): Likewise.
5304 (fold_builtin_cos): Likewise.
5305 (fold_builtin_cosh): Likewise.
5306 (fold_builtin_tan): Likewise.
5307 (fold_builtin_sincos): Likewise.
5308 (fold_builtin_cexp): Likewise.
5309 (fold_builtin_trunc): Likewise.
5310 (fold_builtin_floor): Likewise.
5311 (fold_builtin_ceil): Likewise.
5312 (fold_builtin_round): Likewise.
5313 (fold_builtin_int_roundingfn): Likewise.
5314 (fold_builtin_bitop): Likewise.
5315 (fold_builtin_bswap): Likewise.
5316 (fold_builtin_logarithm): Likewise.
5317 (fold_builtin_hypot): Likewise.
5318 (fold_builtin_pow): Likewise.
5319 (fold_builtin_powi): Likewise.
5320 (fold_builtin_exponent): Likewise.
5321 (fold_builtin_memset): Likewise.
5322 (fold_builtin_bzero): Likewise.
5323 (fold_builtin_memory_op): Likewise.
5324 (fold_builtin_bcopy): Deleted; call site changed to invoke
5325 fold_builtin_memory_op directly.
5326 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5327 (fold_builtin_strncpy): Likewise.
5328 (fold_builtin_memcmp): Likewise.
5329 (fold_builtin_strcmp): Likewise.
5330 (fold_builtin_strncmp): Likewise.
5331 (fold_builtin_signbit): Likewise.
5332 (fold_builtin_copysign): Likewise.
5333 (fold_builtin_isascii): Likewise.
5334 (fold_builtin_toascii): Likewise.
5335 (fold_builtin_isdigit): Likewise.
5336 (fold_builtin_fabs): Likewise.
5337 (fold_builtin_abs): Likewise.
5338 (fold_builtin_fmin_fmax): Likewise.
5339 (fold_builtin_carg): Likewise.
5340 (fold_builtin_classify): Likewise.
5341 (fold_builtin_unordered_cmp): Likewise.
5343 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5344 New functions split out from fold_builtin_1.
5345 (fold_builtin_n): New.
5346 (fold_builtin_varargs): New.
5347 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5349 (fold_call_expr): New.
5350 (build_function_call_expr): Rewrite to use new helper function.
5351 (fold_builtin_call_list): New.
5352 (build_call_expr): New.
5353 (fold_builtin_call_valist): New.
5354 (rewrite_call_expr): New.
5355 (validate_arg): New.
5356 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5357 of an arglist. Change return type to bool. Use new CALL_EXPR
5360 (fold_builtin_strstr): Pass call arguments individually instead
5361 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5362 accessors and constructors. Return NULL_TREE instead of 0.
5363 (fold_builtin_strchr): Likewise.
5364 (fold_builtin_strrchr): Likewise.
5365 (fold_builtin_strpbrk): Likewise.
5366 (fold_builtin_strcat): Likewise.
5367 (fold_builtin_strncat): Likewise.
5368 (fold_builtin_strspn): Likewise.
5369 (fold_builtin_strcspn): Likewise.
5370 (fold_builtin_fputs): Likewise.
5371 (fold_builtin_next_arg): Likewise.
5372 (fold_builtin_sprintf): Likewise.
5374 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5375 NULL_RTX instead of 0.
5376 (expand_builtin_memory_chk): Likewise.
5377 (maybe_emit_chk_warning): Likewise.
5378 (maybe_emit_sprintf_chk_warning): Likewise.
5380 (fold_builtin_object_size): Pass call arguments individually instead
5381 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5382 accessors and constructors. Return NULL_TREE instead of 0.
5383 (fold_builtin_memory_chk): Likewise.
5384 (fold_builtin_stxcpy_chk): Likewise.
5385 (fold_builtin_strncpy_chk): Likewise.
5386 (fold_builtin_strcat_chk): Likewise.
5387 (fold_builtin_strcat_chk): Likewise.
5388 (fold_builtin_strncat_chk): Likewise.
5389 (fold_builtin_sprintf_chk): Likewise.
5390 (fold_builtin_snprintf_chk): Likewise.
5391 (fold_builtin_printf): Likewise.
5392 (fold_builtin_vprintf): Likewise.
5394 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5396 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5397 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5398 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5399 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5400 (fold_unary): Likewise.
5401 (fold_binary): Likewise.
5402 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5403 ternary expressions.
5404 (fold): Add logic for tcc_vl_exp.
5405 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5407 (fold_build3_stat): Add assertion to flag broken interface for
5408 constructing CALL_EXPRs.
5409 (fold_build_call_list): New.
5410 (fold_build_call_list_initializer): New.
5411 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5413 (fold_strip_sign_ops): Likewise.
5415 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5416 Brooks Moses <brooks.moses@codesourcery.com>
5417 Lee Millward <lee.millward@codesourcery.com>
5419 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5420 accessors and dump arguments explicitly.
5422 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5424 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5426 (print_call_name): Use new CALL_EXPR accessors.
5428 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5429 CALL_EXPR arguments explicitly instead of as a list. Use
5430 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5432 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5433 (vrp_visit_stmt): Likewise.
5435 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5436 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5438 (force_move_till_expr): Likewise.
5440 * targhooks.c (default_external_stack_protect_fail): Use
5441 build_call_expr instead of build_function_call_expr.
5442 (default_hidden_stack_protect_fail): Likewise.
5444 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5447 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5448 and walk arguments explicitly.
5450 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5451 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5452 (expand_simple_operations): Likewise.
5453 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5455 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5456 of TREE_CODE_LENGTH.
5457 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5459 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5460 instead of TREE_CODE_LENGTH.
5462 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5463 (tree_ic_transform): Likewise.
5464 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5465 parameter instead of arglist. Fix callers.
5466 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5467 (tree_stringops_transform): Likewise.
5468 (tree_indirect_call_to_profile): Likewise.
5469 (tree_stringops_values_to_profile): Likewise.
5471 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5472 (eliminate_tail_call): Likewise.
5474 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5476 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5477 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5479 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5481 * omp-low.c (build_omp_barrier): Use build_call_expr.
5482 (lower_rec_input_clauses): Likewise.
5483 (lower_reduction_clauses): Likewise.
5484 (expand_parallel_call): Likewise.
5485 (maybe_catch_exception): Likewise.
5486 (expand_omp_for_generic): Likewise.
5487 (expand_omp_for_static_nochunk): Likewise.
5488 (expand_omp_sections): Likewise.
5489 (lower_omp_single_simple): Likewise.
5490 (lower_omp_single_copy): Likewise.
5491 (lower_omp_master): Likewise.
5492 (lower_omp_ordered): Likewise.
5493 (lower_omp_critical): Likewise.
5495 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5496 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5498 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5499 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5500 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5502 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5503 and generalize to handle any number of operands.
5504 (chrec_contains_undetermined): Likewise.
5505 (tree_contains_chrecs): Likewise.
5506 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5508 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5510 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5511 fold_call_expr instead of fold_builtin.
5512 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5513 match declarations there.
5514 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5517 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5518 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5520 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5521 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5523 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5526 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5527 (execute_cse_sincos): Use new CALL_EXPR accessors.
5529 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5531 * gimple-low.c (lower_function_body): Use build_call_expr.
5532 (lower_builtin_setjmp): Likewise.
5534 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5535 (set_storage_via_libcall): Likewise.
5536 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5537 instead of TREE_CODE_LENGTH.
5538 (expand_expr_real_1): Use new CALL_EXPR accessors.
5540 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5541 generalize to handle any number of operands.
5542 (TB_parent_eq): Likewise.
5544 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5545 (strip_builtin_expect): Likewise.
5547 * function.c (gimplify_parameters): Use build_call_expr.
5549 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5550 instead of TREE_CODE_LENGTH.
5552 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5553 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5555 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5558 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5559 (gimplify_decl_expr): Likewise.
5560 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5561 Use new CALL_EXPR iterators.
5562 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5563 (gimplify_modify_expr_to_memset): Likewise.
5564 (gimplify_variable_sized_compare): Likewise.
5565 (gimplify_omp_atomic_fetch_op): Likewise.
5566 (gimplify_omp_atomic_pipeline): Likewise.
5567 (gimplify_omp_atomic_mutex): Likewise.
5568 (gimplify_function_tree): Likewise.
5570 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5571 (call_expr_flags): Likewise.
5572 (expand_call): Likewise.
5574 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5575 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5578 * coverage.c (create_coverage): Use build_call_expr.
5580 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5581 (temp_call_expr_obstack): New.
5582 (pool_copy_list): Delete.
5583 (temp_copy_call_expr): New.
5584 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5585 CALL_EXPR accessors. Get rid of special goo for copying argument
5586 lists and use temp_copy_call_expr instead.
5587 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5588 CALL_EXPR accessors.
5589 (create_expression_by_pieces): Likewise. Use build_call_array
5590 to construct the result instead of fold_build3.
5591 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5592 dealing with argument lists.
5593 (init_pre): Remove references to expression_node_pool and
5594 list_node_pool. Init temp_call_expr_obstack instead.
5595 (fini_pre): Remove references to expression_node_pool and
5598 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5599 and walk arguments explicitly instead of as a list.
5601 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5602 (mx_register_decls): Likewise.
5603 (mudflap_register_call): Likewise.
5604 (mudflap_finish_file): Likewise.
5606 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5607 (ipa_callsite_compute_param): Likewise.
5609 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5610 accessors and constructor.
5612 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5613 accessors and constructor.
5614 (convert_tramp_reference): Likewise.
5615 (convert_call_expr): Likewise.
5616 (finalize_nesting_tree_1): Likewise.
5618 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5621 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5623 * tree-inline.c (initialize_inlined_parameters): Pass entire
5624 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5626 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5627 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5629 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5630 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5631 (vectorizable_reduction): Likewise.
5632 (vectorizable_call): Use new CALL_EXPR iterators.
5633 (vectorizable_conversion): Use build_call_expr.
5634 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5635 (vect_gen_widened_results_half): Use build_call_expr.
5636 (vect_setup_realignment): Likewise.
5637 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5639 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5640 (pass_through_call): Likewise.
5641 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5644 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5645 (tree_gen_pow2_profiler): Likewise.
5646 (tree_gen_one_value_profiler): Likewise.
5647 (tree_gen_ic_func_profiler): Likewise.
5648 (tree_gen_average_profiler): Likewise.
5649 (tree_gen_ior_profiler): Likewise.
5651 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5652 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5653 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5655 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5656 of TREE_CODE_LENGTH.
5658 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5659 of TREE_CODE_LENGTH.
5661 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5663 (convert_to_integer): Likewise.
5665 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5668 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5669 Brooks Moses <brooks.moses@codesourcery.com>
5670 Lee Millward <lee.millward@codesourcery.com>
5672 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5674 * config/frv/frv.c (frv_expand_builtin): Likewise.
5675 * config/s390/s390.c (s390_expand_builtin): Likewise.
5677 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5678 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5680 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5681 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5682 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5683 (ix86_expand_store_builtin): Likewise.
5684 (ix86_expand_unop_builtin): Likewise.
5685 (ix86_expand_unop1_builtin): Likewise.
5686 (ix86_expand_sse_compare): Likewise.
5687 (ix86_expand_sse_comi): Likewise.
5688 (ix86_expand_vec_init_builtin): Likewise.
5689 (ix86_expand_vec_ext_builtin): Likewise.
5690 (ix86_expand_vec_set_builtin): Likewise.
5691 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5693 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5694 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5696 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5697 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5698 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5700 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5702 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5703 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5704 arglist. Use new CALL_EXPR accessors. Fix callers.
5705 (altivec_expand_abs_builtin): Likewise.
5706 (rs6000_expand_binop_builtin): Likewise.
5707 (altivec_expand_predicate_builtin): Likewise.
5708 (altivec_expand_lv_builtin): Likewise.
5709 (spe_expand_stv_builtin): Likewise.
5710 (altivec_expand_stv_builtin): Likewise.
5711 (rs6000_expand_ternop_builtin): Likewise.
5712 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5713 (altivec_expand_st_builtin): Likewise.
5714 (altivec_expand_dst_builtin): Likewise.
5715 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5716 arglist. Use new CALL_EXPR accessors. Fix callers.
5717 (altivec_expand_vec_set_builtin): Likewise.
5718 (altivec_expand_vec_ext_builtin): Likewise.
5719 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5720 (spe_expand_builtin): Likewise.
5721 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5722 arglist. Use new CALL_EXPR accessors. Fix callers.
5723 (spe_expand_evsel_builtin): Likewise.
5724 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5725 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5727 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5728 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5729 (arm_expand_unop_builtin): Likewise.
5730 (arm_expand_builtin): Use new CALL_EXPR accessors.
5732 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5735 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5736 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5737 (bfin_expand_unop_builtin): Likewise.
5738 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5740 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5741 Brooks Moses <brooks.moses@codesourcery.com>
5742 Lee Millward <lee.millward@codesourcery.com>
5744 * c-semantics.c (build_stmt): Add internal diagnostic check.
5746 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5747 accessors. Print arguments explicitly instead of as a list.
5749 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5751 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5752 (c_finish_omp_flish): Likewise.
5754 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5755 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5756 instead of TREE_CODE_LENGTH.
5757 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5758 (c_warn_unused_result): Likewise.
5760 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5763 * doc/invoke.texi (Warning Options): Remove
5764 -Werror-implicit-function-declaration.
5765 (Wimplicit-function-declaration): Update description.
5766 * opts.c (common_handle_option): Move handling of -Werror=* to...
5767 (enable_warning_as_error): ...here.
5768 * opts.h (enable_warning_as_error): Declare.
5769 * c-decl.c (implicit_decl_warning): Unless
5770 -Wno-implicit-function-declaration is given, emit a pedwarn if
5771 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5772 * c.opt (Wimplicit-function-declaration): Replace
5773 mesg_implicit_function_declaration with
5774 warn_implicit_function_declaration.
5775 * c-opts.c (c_common_handle_option):
5776 -Werror-implicit-function-declaration is exactly equal as
5777 -Werror=implicit-function-declaration.
5778 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5779 warn_implicit_function_declaration.
5780 (c_common_post_options): -Wimplict-function-declaration is enabled
5781 by default by -std=c99, otherwise is disabled by default.
5782 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5784 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5786 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5787 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5788 former is ignored but not the latter.
5790 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5792 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5793 is made and the reference doesn't use the alias set of its type,
5794 do not create the temporary using that type.
5796 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5798 * jump.c: Remove prototypes for delete_computation and
5799 delete_prior_computation.
5801 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5803 * jump.c (get_label_after): Delete.
5804 (get_label_before, delete_computation, delete_jump,
5805 delete_prior_computation, follow_jumps): Move...
5806 * reorg.c (delete_computation, delete_prior_computation): ... here...
5807 (get_label_before, delete_jump): ... making these static ...
5808 (follow_jumps): ... and simplifying this since it only runs after
5810 * rtl.h (get_label_after, get_label_before, delete_jump,
5811 follow_jumps): Delete prototypes.
5813 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5815 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5817 2007-02-15 Nick Clifton <nickc@redhat.com>
5819 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5820 order to prevent it from being munged by the target.
5822 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/i386.md: Remove misleading comment.
5826 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5828 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5829 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5832 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5834 * tree-sra.c (instantiate_missing_elements): Canonicalize
5836 (sra_build_assignment): New.
5837 (generate_copy_inout, generate_element_copy,
5838 generate_element_zero, generate_one_element_init): Use it.
5840 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5842 * tree-sra.c (instantiate_missing_elements): Canonicalize
5844 (sra_build_assignment): New.
5845 (generate_copy_inout, generate_element_copy,
5846 generate_element_zero, generate_one_element_init): Use it.
5848 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5850 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5853 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5855 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5856 types as aggregates not scalars.
5857 * function.c (assign_stack_temp_for_type): Likewise.
5859 2007-02-14 Roger Sayle <roger@eyesopen.com>
5860 Zdenek Dvorak <dvorakz@suse.cz>
5862 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5865 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5867 * passes.c (next_pass_1): Clear the next field of the copied
5870 2007-02-14 Richard Henderson <rth@redhat.com>
5872 * tree-sra.c (early_sra): New.
5873 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5874 (tree_sra_early, pass_sra_early): New.
5875 * tree-pass.h (pass_sra_early): Declare.
5876 * passes.c (init_optimization_passes): Use it.
5878 2007-02-14 Richard Guenther <rguenther@suse.de>
5880 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5882 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5884 PR tree-optimization/30771
5885 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5887 (vect_analyze_operations): Induction phis can now be marked as
5889 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5890 Update documentation accordingly.
5892 2007-02-14 Nick Clifton <nickc@redhat.com>
5894 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5895 most 3 arguments are supported.
5896 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5898 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5900 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5901 Ensure dst->current is valid.
5903 2007-02-13 Paul Brook <paul@codesourcery.com>
5905 * config.gcc: Add arm*-*-uclinux-*eabi.
5906 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5907 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5908 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5909 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5910 (LINK_SPEC): Define.
5912 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5914 * config/arm/uclinux-eabi.h: New file.
5915 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5916 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5919 2007-02-13 Ian Lance Taylor <iant@google.com>
5921 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5922 * flags.h (warn_strict_overflow): Declare.
5923 (enum warn_strict_overflow_code): Define.
5924 (issue_strict_overflow_warning): New static inline function.
5925 * opts.c (warn_strict_overflow): New variable.
5926 (common_handle_option): Handle OPT_Wstrict_overflow and
5927 OPT_Wstrict_overflow_.
5928 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5930 * fold-const.c: Include intl.h.
5931 (fold_deferring_overflow_warnings): New static variable.
5932 (fold_deferred_overflow_warning): New static variable.
5933 (fold_deferred_overflow_code): New static variable.
5934 (fold_defer_overflow_warnings): New function.
5935 (fold_undefer_overflow_warnings): New function.
5936 (fold_undefer_and_ignore_overflow_warnings): New function.
5937 (fold_deferring_overflow_warnings_p): New function.
5938 (fold_overflow_warning): New static function.
5939 (make_range): Add strict_overflow_p parameter. Change all
5941 (extract_muldiv, extract_muldiv_1): Likewise.
5942 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5943 tree_expr_nonnegative_p.
5944 (fold_negate_expr): Call fold_overflow_warning.
5945 (fold_range_test): Likewise.
5946 (fold_comparison): Likewise.
5947 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5948 instead of tree_expr_nonnegative_p.
5949 (tree_expr_nonnegative_warnv_p): Rename from
5950 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5951 (tree_expr_nonnegative_p): New function.
5952 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5953 strict_overflow_p parameter.
5954 (tree_expr_nonzero_p): New function.
5955 * passes.c (verify_interpass_invariants): New static function.
5956 (execute_one_pass): Call it.
5957 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5959 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5960 (estimate_numbers_of_iterations): Likewise.
5961 (scev_probably_wraps_p): Likewise.
5962 * tree-ssa-ccp.c: Include "toplev.h".
5963 (evaluate_stmt): Defer fold overflow warnings until we know we are
5965 (struct fold_stmt_r_data): Add stmt field.
5966 (fold_stmt_r): Defer fold overflow warnings until we know we
5968 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5969 (fold_stmt_inplace): Likewise.
5970 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5971 (cleanup_control_expr_graph): Defer fold overflow warnings until
5972 we know we are going to optimize.
5973 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5974 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5976 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5977 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5978 * tree-ssa-loop-manip.c (create_iv): Likewise.
5979 * c-typeck.c (build_conditional_expr): Likewise.
5980 (build_binary_op): Likewise.
5981 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5982 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5983 (extract_range_from_unary_expr): Likewise.
5984 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5985 assuming that signed overflow does not occur.
5986 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5987 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5988 (fold_defer_overflow_warnings): Declare.
5989 (fold_undefer_overflow_warnings): Declare.
5990 (fold_undefer_and_ignore_overflow_warnings): Declare.
5991 (fold_deferring_overflow_warnings_p): Declare.
5992 (tree_expr_nonzero_warnv_p): Declare.
5993 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5995 (Warning Options): Document -Wstrict-overflow.
5996 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5997 (tree-ssa-ccp.o): Likewise.
5998 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5999 (fold-const.o): Depend on intl.h.
6001 2007-02-13 Ian Lance Taylor <iant@google.com>
6004 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6007 2007-02-13 Stuart Hastings <stuart@apple.com>
6009 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6011 2007-02-13 Richard Henderson <rth@redhat.com>
6013 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6014 handled_component_p before looking for the indirect_ref.
6016 2007-02-13 Richard Henderson <rth@redhat.com>
6018 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6019 remove flags clobber.
6020 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6021 (bswaphi_lowpart): New.
6022 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6023 remove TARGET_BSWAP test. Delete expander of the same name.
6025 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6026 (expand_unop): Use them.
6028 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6030 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6031 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6032 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6033 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6034 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6035 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6036 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6037 assembler dialect choice from asm templates.
6039 2007-02-12 Richard Henderson <rth@redhat.com>
6041 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6042 (fixuns_trunc<SSEMODEF>si2): Use it.
6043 * config/i386/sse.md (vec_setv4sf_0): Export.
6044 * config/i386/i386.c (ix86_build_const_vector): Export.
6045 (ix86_split_convert_uns_si_sse): Rename from
6046 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6047 * config/i386/i386-protos.h: Update.
6049 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * c-typeck.c (c_finish_return): Improve warning message.
6054 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6056 * alias.c (find_symbolic_term): Delete unused function.
6058 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6060 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6061 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6062 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6064 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6066 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6067 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6068 the function, temporarily point the debug interface to the null one.
6070 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6072 * dwarf2out.c (round_up_to_align): New static function.
6073 (field_byte_offset): Use it to round the offset.
6075 2007-02-12 Richard Henderson <rth@redhat.com>
6077 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6078 (inswl_const): Export.
6080 2007-02-12 Richard Henderson <rth@redhat.com>
6082 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6083 result mode of the libcall, convert back to outmode.
6085 2007-02-12 Roger Sayle <roger@eyesopen.com>
6087 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6088 (bswapdi2): New define_expand to implement 32-bit implementation.
6090 2007-02-12 Nick Clifton <nickc@redhat.com>
6092 * doc/invoke.texi (Overall Options): Document --help=.
6093 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6094 (cc1_options): Pass --help= on to cc1.
6095 (display_help): Add description of --help=.
6096 (process_command): Add code to handle --help=. Allow translated
6097 --help and --target-help switches to be passed on to compiler
6099 (main): Remove unused if statement.
6100 * opts.c (columns): Remove.
6101 (LEFT_COLUMN): Define.
6102 (wrap_help): Add columns argument.
6103 (print_filtered_help): Change parameters to be an include bitmask,
6104 an exclude bitmask, an any bitmask and the column width. Move the
6105 code to display the params list here. Add code to display the
6106 status of options rather than their descriptions if the quiet flag
6108 (print_specific_help): Change parameters to be an include bitmask,
6109 an exclude bitmask and an any bitmask. Move code to look up the
6110 column width here. Decide upon the title for an options listing.
6111 (common_handle_options): Add code to handle --help=. Adapt code
6112 for --help and --target-help to use the revised form of the
6113 print_specific_help function.
6114 (print_help): Delete.
6115 (print_param_help): Delete.
6116 (print_switch): Delete.
6117 * opts.h (cl_lang_count): Add prototype.
6118 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6119 CL_MAX_OPTION_CLASS): New defines.
6120 * optc-gen.awk: Add construction of cl_lang_count.
6121 * c.opt: Add Warning attribute to warning options and Optimization
6122 attribute to optimization options.
6123 * common.opt: Likewise.
6125 Add -fhelp and -ftarget-help as aliases for the transformed --help
6126 and --target-help options.
6127 * opt-functions.awk: Add code to handle Warning and Optimization
6130 2007-02-12 Richard Henderson <rth@redhat.com>
6132 * config/alpha/constraints.md: New file.
6133 * config/alpha/alpha.c: Include tm-constrs.h.
6134 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6135 alpha_extra_constraint): Remove.
6136 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6137 * config/alpha/alpha-protos.h: Update.
6138 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6139 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6140 (EXTRA_CONSTRAINT): Remove.
6141 * config/alpha/alpha.md: Include constraints.md.
6142 (adddi splitter): Use satisfies_constraint_*.
6143 * config/alpha/predicates.md (add_operand): Likewise.
6144 (sext_add_operand, addition_operation): Likewise.
6146 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6148 PR tree-optimization/29145
6149 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6150 in our handling of restrict qualified pointers.
6152 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6155 * doc/invoke.texi (Wunused-value): Update description.
6156 (Wextra): Delete item.
6157 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6158 value of Wunused-value.
6159 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6160 (c_finish_stmt_expr): Don't check extra_warnings.
6161 (emit_side_effect_warnings): The caller is responsible to check
6164 2007-02-11 Roger Sayle <roger@eyesopen.com>
6165 Matt Thomas <matt@3am-software.com>
6167 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6169 2007-02-11 Roger Sayle <roger@eyesopen.com>
6171 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6172 comparisons of POPCOUNT against zero.
6173 (simplify_const_relational_operation): Likewise.
6175 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6177 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6179 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6181 * dwarf2out.c (root_type): Delete unused function.
6183 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6185 * genattrtab.c (contained_in_p): Delete unused function.
6186 (write_expr_attr_cache): Likewise.
6188 2007-02-11 Jan Hubicka <jh@suse.cz>
6190 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6193 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6195 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6196 to add the REG_EQ* note.
6197 * see.c (see_merge_one_use_extension): Likewise.
6198 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6199 turn REG_EQUAL notes into REG_EQUIV notes if the target
6200 register may have more than one set.
6201 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6202 * gcse.c (try_replace_reg): Likewise.
6203 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6204 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6205 more than one REG_EQUIV note.
6206 * reload1.c (gen_reload): Use set_unique_reg_note.
6208 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6210 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6211 (ix86_builtin_conversion): New function.
6213 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6216 * tree.h (DECL_REPLACEABLE_P): New macro.
6217 * except.c (set_nothrow_function_flags): Likewise.
6219 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6220 Ira Rosen <irar@il.ibm.com>
6221 Dorit Nuzman <dorit@il.ibm.com>
6223 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6224 * targhooks.c (default_builtin_vectorized_conversion): New.
6225 * targhooks.h (default_builtin_vectorized_function): New declaration.
6226 * target.h (struct vectorize): Add builtin_conversion field.
6227 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6228 stmt_vec_info_type value.
6229 (vectorizable_conversion): New declaration.
6230 * tree-vect-analyze.c (vect_analyze_operations): Add
6231 vectorizable_conversion call.
6232 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6233 * tree-vect-transform.c (vectorizable_conversion): New function.
6234 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6235 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6237 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6238 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6239 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6240 or ALTIVEC_BUILTIN_VCFSX.
6242 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6245 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6246 CONST_DOUBLE and operand 0 is a hard register.
6247 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6248 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6249 is a hard floating-point register.
6251 2007-02-10 Richard Henderson <rth@redhat.com>
6252 Jakub Jelinek <jakub@redhat.com>
6253 Alexandre Oliva <aoliva@redhat.com>
6255 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6256 * builtin-types.def (BT_WORD): Make unsigned.
6257 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6258 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6259 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6260 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6261 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6262 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6264 * expr.c (emutls_var_address): New.
6265 (expand_expr_real_1): Expand emulated tls.
6266 (expand_expr_addr_expr_1): Likewise.
6267 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6268 * output.h (emutls_finish): Declare.
6269 * toplev.c (compile_file): Call it.
6270 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6271 address before wrapping in CONST.
6272 * varasm.c (emutls_htab, emutls_object_type): New.
6273 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6274 (get_emutls_object_name, get_emutls_object_type): New.
6275 (get_emutls_init_templ_addr, emutls_decl): New.
6276 (emutls_common_1, emutls_finish): New.
6277 (assemble_variable): When emulating tls, swap decls; generate
6278 constructor for the emutls objects.
6279 (do_assemble_alias): When emulating tls, swap decl and target name.
6280 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6282 * varpool.c (decide_is_variable_needed): Look at force_output.
6283 Recurse for emulated tls.
6284 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6285 with decide_is_variable_needed.
6286 * emutls.c: New file.
6287 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6288 tls_object for real tls.
6290 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6292 PR rtl-optimization/29599
6293 * reload1.c (eliminate_regs_in_insn): Take the destination
6294 mode into account when computing the offset.
6296 2007-02-09 Stuart Hastings <stuart@apple.com>
6297 Richard Henderson <rth@redhat.com>
6299 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6300 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6301 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6302 fixuns_truncdfhi2): New.
6303 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6304 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6305 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6306 (floatunssidf2): Allow nonimmediate source.
6307 * gcc/config/i386/sse.md (movdi_to_sse): New.
6308 (vec_concatv2di): Drop '*'.
6309 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6310 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6311 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6313 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6314 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6315 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6316 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6317 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6318 ix86_build_const_vector.
6319 (x86_emit_floatuns): Rewrite.
6321 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6323 * genautomata.c (longest_path_length): Delete unused function.
6324 (struct state): Delete unused longest_path_length.
6325 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6326 (get_free_state): Delete unused.
6328 2007-02-09 Jan Hubicka <jh@suse.cz>
6330 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6331 * doc/invoke.texi (inline-unit-growth): Update default value.
6333 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6334 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6335 (rebuild_cgraph_edges): Likewise.
6336 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6337 (dump_cgraph_node): Dump frequencies.
6338 (cgraph_clone_edge): Add frequency scales.
6339 (cgraph_clone_node): Add freuqnecy.
6340 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6341 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6342 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6343 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6344 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6345 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6346 (save_inline_function_body): Likewise.
6347 * ipa-inline.c: inluce rtl.h
6348 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6349 (cgraph_edge_badness): Use frequencies.
6350 (cgraph_decide_recursive_inlining): Update clonning.
6351 (cgraph_decide_inlining_of_small_function): Dump frequency.
6352 * predict.c (estimate_bb_frequencies): Export.
6353 * predict.h (estimate_bb_frequencies): Declare.
6354 * tree-inline.c (copy_bb): Watch overflows.
6355 (expand_call_inline): Update call of cgraph_create_edge.
6356 (optimize_inline_calls): Use TODO flags to update frequnecies.
6357 * passes.h: Include predict.h
6358 (init_optimization_passes): Move profile ahead.
6359 (execute_function_todo): Handle TODO_rebuild_frequencies.
6361 2007-02-09 Roger Sayle <roger@eyesopen.com>
6363 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6364 the insbl or inswl pattern into a register.
6366 2007-02-09 Roger Sayle <roger@eyesopen.com>
6368 * config/ia64/ia64.md (bswapdi2): New define_insn.
6370 2007-02-09 Richard Henderson <rth@redhat.com>
6372 * config/i386/constraints.md (Ym): New constraint.
6373 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6374 (movdi_1_rex64): Split sse and xmm general register moves from
6375 memory move alternatives. Use conditional register constraints.
6376 (movsf_1, movdf_integer): Likewise.
6377 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6378 (movdf_integer_rex64): New.
6379 (pushsf_rex64): Fix output constraints.
6380 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6381 (sse2_stored): Likewise.
6382 (sse2_storeq_rex64): New.
6383 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6384 amd and not generic.
6385 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6386 for optimize_size. Remove SF/DFmode hack.
6388 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6390 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6393 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6394 Richard Sandiford <richard@codesourcery.com>
6396 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6397 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6398 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6399 m68k/t-mlib to tmake_file.
6400 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6401 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6402 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6403 Allow it to be cf or m68k. Set m68k_arch_family. If that
6404 variable is not empty, add t-$m68k_arch_family to tmake_file.
6405 Add t-mlibs to tmake_file.
6406 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6407 * config/m68k/t-cf: New file.
6408 * config/m68k/t-m68k: Likewise.
6409 * config/m68k/t-mlibs: Likewise.
6410 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6411 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6412 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6413 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6414 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6416 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6417 (INSTALL_LIBGCC): Delete.
6418 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6419 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6420 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6421 (M68K_MLIB_CPU): Define.
6422 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6423 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6424 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6426 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6427 Richard Guenther <rguenther@suse.de>
6430 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6431 against INT_MIN/INT_MAX.
6432 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6433 file if a loop is removed.
6435 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6437 * calls.c (store_one_arg): Pass correct alignment to
6438 emit_push_insn for non-BLKmode values.
6439 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6440 unaligned stack slot via a suitably aligned slot.
6442 2007-02-08 DJ Delorie <dj@redhat.com>
6444 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6446 (legal_subregs): Use unsigned char, make const.
6447 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6449 2007-02-08 Paul Brook <paul@codesourcery.com>
6451 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6452 special interworking needed.
6454 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6456 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6457 conditional to __SSE2__.
6458 (Entries below should have been added to first ChangeLog
6459 entry for amdfam10 dated 2007-02-05)
6460 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6462 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6464 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6467 2007-02-08 DJ Delorie <dj@redhat.com>
6469 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6470 * config/m32c/m32c.c (legal_subregs): New.
6471 (m32c_illegal_subreg_p): New.
6472 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6473 unsupported subregs of hard regs.
6475 2007-02-08 Jan Hubicka <jh@suse.cz>
6477 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6478 the same one; always update histograms.
6480 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6482 * passes.c (init_optimization_passes): Tidy comment.
6484 2007-02-08 Roger Sayle <roger@eyesopen.com>
6486 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6487 strip zero_extend, bswap and rotates from POCOUNT's argument.
6488 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6489 zero_extend and rotates from PARITY's argument.
6490 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6491 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6492 of an integer constant at compile-time.
6494 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6497 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6499 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6502 * tree-ssa-live.c (remove_unused_locals): Do not remove
6503 TREE_ADDRESSABLE variables.
6504 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6505 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6506 FOR_CLOBBER. Update all users.
6507 If VAR has an associated alias set, add a virtual operand for
6508 it if no alias is found to conflict with the memory reference.
6510 2007-02-07 Jan Hubicka <jh@suse.cz>
6511 Robert Kidd <rkidd@crhc.uiuc.edu>
6513 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6515 2007-02-07 Ian Lance Taylor <iant@google.com>
6517 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6519 2007-02-07 Roger Sayle <roger@eyesopen.com>
6521 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6522 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6523 tablejumpdi, movsi_to_cr_one): Remove constraints from
6524 define_expand's match_operands.
6526 2007-02-07 Roger Sayle <roger@eyesopen.com>
6528 * global.c (compute_regsets): Move declatation of "i" inside of
6529 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6531 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6534 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6535 of INDIRECT_REF <RESULT_DECL>.
6537 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6539 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6540 Kaz Kojima <kkojima@gcc.gnu.org>
6543 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6545 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6547 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6549 * doc/loop.texi: Document possibility not to perform disambiguation
6550 of loops with multiple latches.
6551 * cfgloopmanip.c (alp_enum_p): Removed.
6552 (add_loop): Handle subloops. Use get_loop_body_with_size.
6553 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6554 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6555 the new forwarder block.
6556 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6557 Handle the case latch is NULL.
6558 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6559 when marking loop exits.
6560 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6562 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6563 disambiguate_loops_with_multiple_latches.
6564 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6565 before fix_loop_structure.
6566 * cfgloop.c: Include pointer-set.h and output.h.
6567 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6568 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6569 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6570 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6571 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6572 disambiguate_multiple_latches, get_loop_body_with_size,
6573 disambiguate_loops_with_multiple_latches): New functions.
6574 (flow_loop_dump): Dump multiple latch edges.
6575 (flow_loop_nodes_find): Handle loops with multiple latches.
6576 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6577 (glb_enum_p): Modified.
6578 (get_loop_body): Use get_loop_body_with_size.
6579 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6580 (AVOID_CFG_MODIFICATIONS): New constant.
6581 (disambiguate_loops_with_multiple_latches, add_loop,
6582 get_loop_body_with_size): Declare.
6583 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6585 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6588 * global.c (compute_regsets): New function.
6589 (global_alloc): Refactored ELIMINABLE_REGSET
6590 and NO_GLOBAL_ALLOC_REGS computation out.
6591 (rest_of_handle_global_alloc): Call compute_regsets()
6592 for non-optimizing case.
6594 2007-02-06 Richard Henderson <rth@redhat.com>
6596 * config/i386/constraints.md (Y2): Rename from Y.
6597 (Yi): New constraint.
6598 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6599 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6600 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6601 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6602 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6603 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6604 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6605 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6606 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6607 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6608 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6609 vec_extractv2si_1): Change Y constraints to Y2.
6610 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6611 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6612 Change Y constraints to Y2.
6613 (sse2_loadld): Change Y constraints to x.
6615 2007-02-06 Roger Sayle <roger@eyesopen.com>
6617 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6618 (parity<mode>2): New define_expand using rs6000_emit_parity.
6619 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6620 rs6000_emit_parity): New functions.
6621 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6622 rs6000_emit_parity): Prototype here.
6624 2007-02-06 Ian Lance Taylor <iant@google.com>
6626 * lower-subreg.c (simple_move_operand): Reject CONST.
6627 (resolve_clobber): Call validate_change rather than directly
6628 assigning to XEXP (pat, 0).
6630 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6632 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6633 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6634 (tree-cfg.o): Remove hashtab.h dependency.
6636 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6637 (struct ivopts_data): Change niters to pointer_map_t.
6638 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6639 (niter_for_exit): Create pointer_map on demand. Change for
6641 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6642 (free_loop_data): Destroy data->niters if created and reset field.
6643 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6644 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6646 * tree-ssa-reassoc.c: Include pointer-set.h.
6647 (bb_rank): Change to long *.
6648 (operand_rank): Change to pointer_map_t.
6649 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6650 (insert_operand_rank): Accept long.
6651 (operand_entry_hash, operand_entry_eq): Remove.
6652 (get_rank): Return long. Adjust for changes above.
6653 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6655 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6657 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6658 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6659 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6661 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6662 directly since it cannot be NULL.
6663 (get_vi_for_tree): Rewrite for pointer_map API.
6664 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6665 (init_alias_vars): Create vi_for_tree as pointer_map.
6666 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6668 * tree-cfg.c: Don't include hashtab.h.
6669 (edge_to_cases): Declare as pointer_map.
6670 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6672 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6673 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6674 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6676 (record_switch_edge): Delete.
6677 (get_cases_for_edge): Adjust for pointer_map API, inline
6678 record_switch_edge (rewritten for new API), remove goto.
6680 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6682 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6683 * tree-nested.c: Include pointer-set.h.
6684 (var_map_elt, var_map_eq, var_map_hash): Delete.
6685 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6687 (nesting_info_bitmap_obstack): New.
6688 (lookup_field_for_decl): Adjust for pointer_map API.
6689 (lookup_tramp_for_decl): Adjust for pointer_map API.
6690 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6691 (get_local_debug_decl): Adjust for pointer_map API.
6692 (convert_nl_goto_reference): Adjust for pointer_map API.
6693 (convert_nl_goto_receiver): Adjust for pointer_map API.
6694 (create_nesting_tree): Create outside GGC space. Create bitmap on
6695 the new obstack. Create field_map and var_map as pointer_maps.
6696 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6698 (lower_nested_functions): Move root here, no need to NULL it.
6699 Initialize and release the obstack.
6701 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6703 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6704 Remove prototypes and make them non-static.
6705 (struct tree_int_map): Remove.
6706 * tree.h (struct tree_int_map): Move here, turning TO into an
6708 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6710 * tree.h (TREE_COMPLEXITY): Remove.
6711 (struct tree_exp): Remove complexity field.
6712 * tree.c (build1_stat): Don't set it.
6714 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6715 Victor Kaplansky <victork@il.ibm.com>
6717 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6718 (vect_is_simple_reduction): Support reduction with induction as
6719 one of the operands.
6720 (vect_is_simple_iv_evolution): Fix formatting.
6721 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6722 formatting. Don't mark induction phis for vectorization.
6723 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6724 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6725 (vect_get_vec_def_for_operand): Support induction.
6726 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6728 (vectorizable_reduction): Support reduction with induction as one of
6730 (vectorizable_type_demotion): Use def-type of stmt argument rather
6731 than dummy def-type.
6733 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6734 flag_tree_scev_cprop.
6735 * common.opt (tree-scev-cprop): New flag.
6737 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6738 call to vect_get_new_vect_var.
6740 2007-02-06 Ira Rosen <irar@il.ibm.com>
6742 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6743 vectype is not NULL.
6744 (vect_pattern_recog_1): Likewise.
6746 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6748 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6749 (fold_negate_expr): Likewise.
6751 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6754 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6755 even if cv-qualification is the same.
6757 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6759 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6760 __enable_execute_stack on completion.
6762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6764 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6765 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6766 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6767 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6768 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6769 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6770 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6771 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6775 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6776 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6777 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6778 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6779 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6780 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6781 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6782 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6783 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6784 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6785 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6786 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6787 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6788 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6789 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6790 sqrtextenddfxf2_i387): Added amdfam10_decode.
6792 * config/i386/athlon.md (athlon_idirect_amdfam10,
6793 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6794 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6795 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6796 athlon_ivector_store_amdfam10): New define_insn_reservation.
6797 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6800 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6802 * config/i386/athlon.md (athlon_call_amdfam10,
6803 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6804 define_insn_reservation.
6805 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6806 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6807 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6811 * config/i386/athlon.md (athlon_sseld_amdfam10,
6812 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6813 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6817 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6818 define_insn_reservation.
6819 * config/i386/i386.md (sseins): Added sseins to define_attr type
6820 and define_attr unit.
6821 * config/i386/sse.md: Set type attribute to sseins for insertq
6824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6826 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6827 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6828 ssecomi_load_amdfam10, ssecomi_amdfam10,
6829 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6830 define_insn_reservation.
6831 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6835 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6836 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6837 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6838 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6839 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6840 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6841 define_insn_reservation.
6843 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6844 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6845 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6846 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6847 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6851 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6852 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6853 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6854 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6855 athlon_ssemul_load_k8): Added amdfam10.
6857 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6859 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6860 (x86_sse_unaligned_move_optimal): New variable.
6862 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6864 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6865 for unaligned vector SSE double/single precision loads for AMDFAM10.
6867 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6869 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6870 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6871 Define TARGET_CPU_DEFAULT_amdfam10.
6872 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6873 (processor_type): Add PROCESSOR_AMDFAM10.
6875 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6876 processor_type in config/i386/i386.h.
6877 Enable imul peepholes for TARGET_AMDFAM10.
6879 * config.gcc: Add support for --with-cpu option for amdfam10.
6881 * config/i386/i386.c (amdfam10_cost): New variable.
6882 (m_AMDFAM10): New macro.
6883 (m_ATHLON_K8_AMDFAM10): New macro.
6884 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6885 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6886 x86_promote_QImode, x86_integer_DFmode_moves,
6887 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6888 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6889 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6890 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6891 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6892 Enable/disable for amdfam10.
6893 (override_options): Add amdfam10_cost to processor_target_table.
6894 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6895 processor_alias_table.
6896 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6897 (ix86_adjust_cost): Add code for amdfam10.
6899 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6901 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6902 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6903 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6904 * config/i386/i386.h: Add builtin definition for SSE4A.
6905 * config/i386/i386.md: Add support for ABM instructions
6907 * config/i386/sse.md: Add support for SSE4A instructions
6908 (movntss, movntsd, extrq, insertq).
6909 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6910 Add -march=amdfam10 flag.
6911 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6912 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6914 * doc/extend.texi: Add documentation for SSE4A builtins.
6916 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6918 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6920 2007-02-05 Richard Guenther <rguenther@suse.de>
6922 * tree-vectorizer.h (vectorizable_function): Add argument type
6923 argument, change return type.
6924 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6925 * tree-vect-transform.c (vectorizable_function): Handle extra
6926 argument, return vectorized function decl.
6927 (build_vectorized_function_call): Remove.
6928 (vectorizable_call): Handle calls with result and argument types
6929 differing. Handle loop vectorization factor correctly.
6930 * targhooks.c (default_builtin_vectorized_function): Adjust for
6932 * targhooks.h (default_builtin_vectorized_function): Likewise.
6933 * target.h (builtin_vectorized_function): Add argument type
6935 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6936 extra argument, allow vectorizing of lrintf.
6937 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6938 documentation of target hook.
6940 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6943 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6944 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6945 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6947 2007-02-05 Roger Sayle <roger@eyesopen.com>
6949 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6950 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6951 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6952 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6953 before canonicalizing sincos to cexpi.
6954 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6956 2007-02-05 Roger Sayle <roger@eyesopen.com>
6958 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6959 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6960 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6962 2007-02-05 Roger Sayle <roger@eyesopen.com>
6964 * mips-tfile.c (initialize_init_file): Correct endianness test.
6966 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6968 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6971 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6973 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6974 saves in a PARALLEL before the register assignments.
6976 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6978 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6979 DWARF_FRAME_RETURN_COLUMN to be a general register.
6980 * dwarf2out.c (init_return_column_size): New function, split from...
6981 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6982 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6983 to be nongeneral registers.
6984 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6986 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6987 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6989 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6991 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6993 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6995 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6996 (remove_path): Use can_remove_branch_p and remove_branch instead
6997 of loop_delete_branch_edge.
6998 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6999 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7000 Update profile using scale_dominated_blocks_in_loop.
7001 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7002 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7003 (can_remove_branch_p, remove_branch): Declare.
7004 * tree-cfg.c (tree_can_remove_branch_p): New function.
7005 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7006 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7007 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7009 2007-02-05 Jan Hubicka <jh@suse.cz>
7012 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7013 nodes in cgraph, don't remove offline copy of the function.
7015 2007-02-04 Jan Hubicka <jh@suse.cz>
7017 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7018 vectors might cause maybe_lookup_element_for_expr to be called
7019 on non-sra-candidate.
7021 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7023 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7024 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7025 spelling conventions.
7027 2007-02-04 Richard Guenther <rguenther@suse.de>
7030 * fold-const.c (try_move_mult_to_index): Make sure to not
7031 overflow one dimension of a multi-dimensional array access.
7033 2007-02-04 Jan Hubicka <jh@suse.cz>
7035 * passes.c (init_optimization_passes): Reindent.
7037 2007-02-04 Jan Hubicka <jh@suse.cz>
7038 Eric Botcazou <ebotcazou@adacore.com>
7040 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7041 (execute_fixup_cfg): Break out the abnormal goto code.
7042 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7043 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7044 (optimize_inline_calls): Call make_nonlocal_label_edges.
7046 2007-02-04 Jan Hubicka <jh@suse.cz>
7048 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7049 true when something was changed.
7050 (rename_ssa_copies): When something was changed, do
7051 TODO_remove_unused_locals.
7052 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7053 add TODO_remove_unused_locals when instruction was removed.
7055 2007-02-04 Jan Hubicka <jh@suse.cz>
7057 * ipa-inline.c (try_inline): Improve debug output; work on already
7059 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7060 call try_inline for already inlined edges too when flattening;
7061 inline also functions that make callee growth but overall unit size
7064 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7066 * config/m32c/bitops.md, config/m32c/jump.md,
7067 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7068 config/m32r/m32r.h, config/m32r/m32r.md,
7069 config/m32r/predicates.md, config/m68hc11/larith.asm,
7070 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7071 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7072 config/mips/mips-protos.h, config/mips/mips.c,
7073 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7074 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7075 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7076 spelling conventions.
7078 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7079 Follow spelling conventions.
7081 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7083 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7084 warn about C++0x compatibility.
7086 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7088 * config/h8300/h8300.c, config/h8300/h8300.h,
7089 config/h8300/h8300.md: Follow spelling conventions.
7091 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7094 * combine.c (try_combine): Do not substitute source operand
7095 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7097 2007-02-03 Jan Hubicka <jh@suse.cz>
7099 PR gcov-profile/30650
7100 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7101 do not divide by zero for never executed counters.
7102 (tree_find_values_to_profile): Fix counters.
7103 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7105 2007-02-03 Ian Lance Taylor <iant@google.com>
7107 * lower-subreg.c (simple_move_operand): New static function,
7108 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7110 (simple_move): Call simple_move_operand.
7111 (find_decomposable_subregs): Add special handling of MEMs.
7112 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7113 meaning of return value. If we see a hard register, test whether
7114 it can store a word_mode value. Change all callers.
7116 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7118 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7119 ftrapv insns and expanders.
7120 (subdi3): Change define_expand operand 1 to arith11_operand, and
7121 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7122 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7123 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7127 * varasm.c (notice_global_symbol): Treat global objects as weak when
7130 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7132 * emit-rtl.c (dconstpi): Delete.
7134 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7135 * real.h (dconstpi): Delete.
7137 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7138 (fold_builtin_hypot): Likewise.
7140 2007-02-03 Tom Tromey <tromey@redhat.com>
7143 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7144 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7146 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7148 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7149 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7150 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7151 config/rs6000/cell.md, config/rs6000/darwin.h,
7152 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7153 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7154 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7155 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7156 typos. Follow spelling conventions.
7157 * doc/invoke.texi: Follow spelling conventions.
7159 2007-02-03 Roger Sayle <roger@eyesopen.com>
7161 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7162 canonicalization transformations that attempt to simplify integer
7163 constant comparisons to become comparisons against zero.
7165 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7167 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7169 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7170 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7172 2007-02-02 Mike Stump <mrs@apple.com>
7174 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7175 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7176 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7177 generate a branch island.
7179 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7181 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7182 (xtensa_legitimate_address_p): New.
7183 (xtensa_legitimize_address): New.
7184 (xtensa_output_addr_const_extra): New.
7185 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7187 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7188 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7189 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7190 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7191 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7192 (xtensa_legitimize_address): New.
7193 (xtensa_output_addr_const_extra): New.
7195 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7197 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7199 2007-02-02 Ian Lance Taylor <iant@google.com>
7201 * expmed.c (expand_divmod): Add comment.
7203 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7205 * emit-rtl.c (renumber_insns): Remove.
7206 * flags.h: Remove the extern for flag_renumber_insns.
7207 * rtl.h: Remove the prototype for renumber_insns.
7208 * toplev.c (flag_renumber_insns): Remove.
7210 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7212 Revert for x86 darwin:
7213 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7215 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7216 code before the following patch under TARGET_MACHO.
7217 (ix86_function_value_regno_p): Likewise.
7219 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7221 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7224 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7227 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7228 general or fp registers. Add comments.
7229 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7231 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7233 * pointer-set.c (insert_aux): Only return insertion slot.
7234 (pointer_set_insert): Adjust.
7235 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7236 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7237 pointer_map_traverse): New.
7238 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7239 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7240 pointer_map_contains, pointer_map_traverse): Declare.
7242 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7245 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7246 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7248 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7250 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7252 (struct _dep): New type.
7253 (dep_t): New typedef.
7254 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7255 (DEP_STATUS): New access macro. The macro with the same name was
7256 renamed to DEP_LINK_STATUS.
7257 (dep_init): Declare function
7259 (struct _dep_link): New type.
7260 (dep_link_t): New typedef.
7261 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7262 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7263 (DEP_LINK_STATUS): New macro.
7264 (debug_dep_links): New debug function.
7266 (struct _deps_list): New type.
7267 (deps_list_t): New typedef.
7268 (DEPS_LIST_FIRST): New access macro.
7269 (FOR_EACH_DEP_LINK): New cycle macro.
7270 (create_deps_list, free_deps_list, delete_deps_list): Declare
7272 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7273 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7274 (copy_deps_list_change_con): Ditto.
7276 (move_dep_link): Declare function.
7278 (struct _dep_node): New type.
7279 (dep_node_t): New typedef.
7280 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7282 (struct haifa_insn_data.back_deps): New field to hold backward
7283 dependencies of the insn.
7284 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7286 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7287 Change its type to deps_list_t.
7288 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7289 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7290 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7292 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7294 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7296 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7298 (dep_cost): Declare.
7300 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7301 (ds_to_dk, dk_to_ds): New functions.
7303 (init_dep_1): New static function.
7304 (init_dep): New function.
7305 (copy_dep): New static function.
7307 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7309 (detach_dep_link): New static function.
7310 (move_dep_link): New function.
7312 (dep_links_consistent_p, dump_dep_links): New static functions.
7313 (debug_dep_links): New debugging function.
7315 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7317 (alloc_deps_list, init_deps_list): New static functions.
7318 (create_deps_list): New function.
7319 (clear_deps_list): New static function.
7320 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7321 (deps_list_consistent_p, dump_deps_list): New static functions.
7322 (debug_deps_list): New function.
7323 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7325 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7327 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7328 use new scheduler dependencies lists.
7329 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7330 (sched_analyze): Ditto. Initialize dependencies lists.
7331 (add_forw_dep, compute_forward_dependences): Update to use new
7332 scheduler dependencies lists.
7334 (init_dependency_caches): Init deps_obstack.
7335 (free_dependency_caches): Free deps_obstack.
7337 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7338 new scheduler dependencies lists.
7339 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7340 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7342 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7343 Update to use new scheduler dependencies lists.
7344 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7345 (debug_dependencies): Ditto.
7346 (schedule_region): Update comments.
7348 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7349 scheduler dependencies lists.
7350 (schedule_ebb): Update comments.
7352 * rtl.def (DEPS_LIST): Remove.
7354 * lists.c (unused_deps_list): Remove.
7355 (free_list): Update assertions.
7357 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7358 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7360 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7361 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7363 * haifa-sched.c (comments): Update.
7364 (insn_cost1): Remove. Inline the code into insn_cost ().
7365 (insn_cost): Update to use new scheduler dependencies lists. Move
7366 processing of the dependency cost to dep_cost ().
7367 (dep_cost): New function. Use it instead of insn_cost () when
7368 evaluating cost of the dependency. Use compatible interface to
7369 interact with the target.
7370 (priority): Update to use new scheduler dependencies lists.
7371 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7372 with greater number of insns that depend on the insn.
7373 (schedule_insn): Update to use new scheduler dependencies lists. Add
7374 code to free backward dependencies lists. Inline and optimize code
7375 from resolve_dep () - see PR28071.
7376 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7377 lists. Update call to targetm.sched.is_costly_dependence hook.
7379 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7380 scheduler dependencies lists.
7382 (resolve_dep): Remove. Move the logic to schedule_insn ().
7383 (init_h_i_d): Initialize dependencies lists.
7385 (process_insn_depend_be_in_spec): Rename to
7386 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7388 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7389 Update to use new scheduler dependencies lists.
7390 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7392 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7393 new scheduler dependencies lists.
7394 (build_intra_loop_deps): Ditto.
7396 * target.h (struct _dep): Declare to use in
7397 gcc_target.sched.is_costly_dependence.
7398 (struct gcc_target.sched.adjust_cost): Fix typo.
7399 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7400 single dep_t parameter instead of an equivalent triad.
7401 (struct gcc_target.sched.adjust_cost_2): Remove.
7403 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7405 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7407 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7409 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7411 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7412 (REG_DEP_TRUE): Document.
7414 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7415 Change signature to correspond to the targetm.sched.adjust_cost hook.
7416 Update use in TARGET_SCHED_ADJUST_COST_2.
7417 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7418 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7419 new scheduler dependencies lists.
7420 (ia64_gen_check): Ditto.
7422 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7425 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7426 signature to correspond to the targetm.sched.is_costly_dependence hook.
7427 (is_costly_group): Update to use new scheduler dependencies lists.
7429 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7430 instead of INSN_COST () macro.
7432 2007-02-01 Ian Lance Taylor <iant@google.com>
7434 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7436 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7438 * pa.md (tp_load): Correct mfctl instruction syntax.
7440 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7442 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7443 altivec_padding_size calculation on AIX. Improve comment, add
7444 assert to verify that it's right.
7446 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7449 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7452 * global.c (global_alloc): Add mising initialization of
7455 2007-02-01 Roger Sayle <roger@eyesopen.com>
7457 * alias.c (init_alias_analysis): Correct whitespace.
7458 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7459 partition_hot_cold_basic_blocks): Likewise.
7460 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7461 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7462 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7463 fold_builtin_snprintf_chk, fold_builtin_printf,
7464 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7465 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7466 * cfgcleanup.c (cleanup_cfg): Likewise.
7467 * cfgexpand.c (tree_expand_cfg): Likewise.
7468 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7469 * function.c (get_next_funcdef_no): Likewise.
7470 * gengtype.c (main): Likewise.
7471 * genmodes.c (main): Likewise.
7472 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7473 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7474 * ifcvt.c (noce_emit_move_insn): Likewise.
7475 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7477 * stor-layout.c (get_best_mode): Likewise.
7478 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7479 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7480 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7481 perform_var_substitution, solve_graph): Likewise.
7482 * tree-vrp.c (vrp_finalize): Likewise.
7484 2007-02-01 Ian Lance Taylor <iant@google.com>
7486 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7487 high part of a paradoxical subreg, return a constant zero.
7489 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7491 * toplev.c (lang_dependent_init): Call init_set_costs.
7492 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7494 2007-02-01 Richard Guenther <rguenther@suse.de>
7497 * fold-const.c (fold_negate_expr): Allow negating a
7498 constant if overflow does not change.
7500 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7502 * doc/c-tree.texi (Expression trees): Improve markup.
7503 * doc/tm.texi (Register Classes, Addressing Modes)
7504 (Floating Point): Fix spacing after abbreviations. Fix some
7507 2007-02-01 Ben Elliston <bje@au.ibm.com>
7509 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7510 * doc/contrib.texi: Likewise.
7511 * doc/install.texi: Likewise.
7513 2007-01-31 Richard Henderson <rth@redhat.com>
7514 Ian Lance Taylor <iant@google.com>
7516 * lower-subreg.c: New file.
7517 * rtl.def (CONCATN): Define.
7518 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7520 * emit-rtl.c (update_reg_offset): New static function, broken out
7521 of gen_rtx_REG_offset.
7522 (gen_rtx_REG_offset): Call update_reg_offset.
7523 (gen_reg_rtx_offset): New function.
7524 * regclass.c: Revert patch of 2006-03-05, restoring
7526 (clear_reg_info_regno): New function.
7527 * dwarf2out.c (concatn_loc_descriptor): New static function.
7528 (loc_descriptor): Handle CONCATN.
7529 * common.opt (fsplit_wide_types): New option.
7530 * opts.c (decode_options): Set flag_split_wide_types when
7532 * timevar.def (TV_LOWER_SUBREG): Define.
7533 * rtl.h (gen_reg_rtx_offset): Declare.
7534 (reg_scan_update): Declare.
7535 * regs.h (clear_reg_info_regno): Declare.
7536 * tree-pass.h (pass_lower_subreg): Declare.
7537 (pass_lower_subreg2): Declare.
7538 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7539 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7541 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7542 * Makefile.in (OBJS-common): Add lower-subreg.o.
7543 (lower-subreg.o): New target.
7545 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7547 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7549 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7552 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7554 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7557 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7559 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7561 * cfgloop.h: Include vec-prim.h.
7562 (enum li_flags): Remove LI_ONLY_OLD.
7563 (loop_iterator): Changed.
7564 (fel_next, fel_init): Iterate over loop tree.
7565 (FOR_EACH_LOOP_BREAK): New macro.
7566 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7568 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7569 * modulo-sched.c (sms_schedule): Ditto.
7570 * tree-vectorizer.c (vectorize_loops): Ditto.
7571 * doc/loop.texi: Update information on loop numbering and behavior of
7572 FOR_EACH_LOOP wrto new loops.
7573 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7574 add_to_evolution_1): Test nestedness of loops instead of comparing
7576 * tree-chrec.c (chrec_fold_plus_poly_poly,
7577 chrec_fold_multiply_poly_poly, chrec_evaluate,
7578 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7579 reset_evolution_in_loop): Ditto.
7580 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7582 2007-01-31 Dirk Mueller <dmueller@suse.de>
7584 * c-common.c (warn_about_parentheses): Separate warning about
7585 un-parenthized sequence of comparison operators from the one
7586 which is supposed to warn about x <= y <= z.
7588 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7590 * optabs.h (enum optab_index): Add new OTI_isinf.
7591 (isinf_optab): Define corresponding macro.
7592 * optabs.c (init_optabs): Initialize isinf_optab.
7593 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7595 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7596 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7598 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7599 expand_builtin_interclass_mathfn.
7600 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7601 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7602 (fxam<mode>2_i387): New insn pattern.
7603 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7604 built-in functions as x87 inline asm.
7606 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7608 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7610 2007-01-30 Eric Christopher <echristo@apple.com>
7612 * config.gcc: Add geode.
7614 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7616 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7617 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7618 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7619 value-prof.c: Fix comment typos.
7621 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7624 * doc/invoke.texi (Wpointer-arith): Document warning.
7626 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7628 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7629 the list of discrepancies from the draft TR.
7631 2007-01-30 Dirk Mueller <dmueller@suse.de>
7634 * doc/invoke.texi (-Wreturn-type): Update description to
7637 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7639 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7641 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7643 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7644 to handle optabs that operate on floating point input argument and
7645 output to integer output.
7646 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7647 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7648 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7649 expand_builtin_interclass_mathfn ().
7650 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7652 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7653 ilogbl built-in functions as x87 intrinsics.
7655 2007-01-30 Richard Guenther <rguenther@suse.de>
7658 * dwarf2out.c (reference_to_unused): Query varpool if the
7659 variable was output.
7661 2007-01-30 Richard Guenther <rguenther@suse.de>
7664 * passes.c (execute_one_pass): Reset in_gimple_form to not
7665 confuse non-unit-at-a-time mode.
7667 2007-01-29 Roger Sayle <roger@eyesopen.com>
7668 Richard Guenther <rguenther@suse.de>
7670 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7671 avoid undefined behaviour on overflow. Use force_fit_type_double
7672 to construct the constant with the specified TREE_OVERFLOW.
7674 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7676 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7677 * config/dfp-bit.h: Ditto.
7679 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7681 * c-decl.c (pop_scope): Replace warnings with call to
7682 warn_for_unused_label.
7683 * c-common.h (warn_for_unused_label): Declare.
7684 * c-common.c (warn_for_unused_label): Define.
7686 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7688 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7691 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7693 * Makefile.in (USER_H): Remove decfloat.h.
7694 * ginclude/decfloat.h: Delete, moving contents to ...
7695 * ginclude/float.h: Add support for decimal floating point,
7696 guarded by __STDC_WANT_DEC_FP__.
7698 2007-01-29 Mike Stump <mrs@apple.com>
7700 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7701 Analysis and Representation to resolve case insensitive conflict.
7702 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7704 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7706 * tree.h (struct tree_memory_tag): Add aliases member.
7707 (MTAG_ALIASES): New macro.
7708 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7709 (add_may_alias): Remove pointer-set. Update for may_aliases being
7711 (mark_aliases_call_clobbered): Update for may_aliases being a
7713 (compute_tag_properties): Ditto.
7714 (create_partition_for): Ditto.
7715 (compute_memory_partitions): Ditto.
7716 (dump_may_aliases_for): Ditto.
7717 (is_aliased_with): Ditto.
7718 (add_may_alias_for_new_tag): Ditto.
7719 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7720 (compute_is_aliased): New function.
7721 (compute_may_aliases): Call compute_is_aliased).
7722 (init_alias_info): Initialize alias_bitmap_obstack.
7723 (union_alias_set_into): New function.
7724 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7725 (have_common_aliases_p): Rewrite to take two bitmaps and use
7727 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7729 (finalize_ref_all_pointers): Update for add_may_alias changes.
7730 (new_type_alias): Ditto.
7731 * tree-flow-inline.h (may_aliases): Return a bitmap.
7732 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7733 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7734 may_aliases being a bitmap.
7735 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7736 may_aliases now returns a bitmap.
7737 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7739 * tree-ssa-operands.c (add_virtual_operand): Update for
7740 may_aliases being a bitmap.
7742 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7744 PR tree-optimization/30630
7745 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7746 variable as changed.
7748 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7751 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7752 expanded only once even if an error occurs.
7754 2007-01-29 Ben Elliston <bje@au.ibm.com>
7756 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7757 (__gcov_average_profiler): Likewise.
7758 (__gcov_ior_profiler): Likewise.
7759 (__gcov_merge_ior): Likewise.
7761 2007-01-28 Jan Hubicka <jh@suse.cz>
7763 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7764 * value-prof.c (stringop_block_profile): Likewise.
7766 2007-01-28 Jan Hubicka <jh@suse.cz>
7768 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7769 variant handling histograms; add wrapper.
7770 (clear_storage_via_libcall): Export.
7771 (emit_block_move_hints): Break out from ...; add histograms.
7772 (emit_block_move): ... this one.
7773 (clear_storage_hints): Break out from ...; add histograms.
7774 (clear_storage): ... this one.
7775 (set_storage_via_memset): Handle histogram.
7776 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7777 (clear_storage_hints, clear_storage_via_libcall): Declare.
7778 (set_storage_via_setmem): Update prototype.
7779 * doc/md.texi (movmem, setmem): Document new arguments.
7781 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7783 (stringop_block_profile): New global function.
7784 (tree_stringops_values_to_profile): Profile block size and alignment.
7785 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7787 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7788 (stringop_block_profile): Declare.
7789 * builtins.c: Include value-prof.h.
7790 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7791 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7792 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7793 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7794 * profile.c (instrument_values): Add new counters.
7795 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7797 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7798 (tree_init_edge_profiler): Build new profilers.
7799 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7800 (pass_tree_profile): Add dump.
7801 (tree_profile_hooks): Update.
7802 * Makefile.in (LIBGCOV): Add new constants.
7803 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7804 __gcov_ior_profiler): New.
7805 * i386.md (movmem/setmem expanders): Add new optional arguments.
7807 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7809 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7811 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7813 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7814 (tree_unswitch_single_loop): Pass eni_size_weights to
7815 tree_num_loop_insns.
7816 * tree-ssa-loop-manip.c: Include tree-inline.h.
7817 (can_unroll_loop_p): Pass eni_size_weights to
7818 tree_num_loop_insns.
7819 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7820 Pass eni_size_weights to estimate_num_insns.
7821 * tree.h (init_inline_once): Export.
7822 * toplev.c (backend_init): Call init_inline_once.
7823 * cgraphunit.c (cgraph_process_new_functions,
7824 cgraph_analyze_function): Pass eni_inlining_weights to
7826 * ipa-inline.c (compute_inline_parameters): Ditto.
7827 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7828 to estimate_num_insns.
7829 (try_unroll_loop_completely): Pass eni_size_weights to
7830 tree_num_loop_insns.
7831 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7832 ot estimate_num_insns.
7833 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7834 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7835 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7836 eni_time_weights): New variables.
7837 (init_inline_once): Initialize them.
7838 (struct eni_data): Mew.
7839 (estimate_num_insns_1, estimate_num_insns): Use weights.
7840 * tree-inline.h (struct eni_weights_d): New.
7841 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7842 (estimate_num_insns): Declaration changed.
7843 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7844 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7845 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7847 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7849 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7850 relations in the conflict function is valid.
7852 2007-01-27 Ian Lance Taylor <iant@google.com>
7854 * common.opt: Add fstrict-overflow.
7855 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7856 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7857 (TYPE_OVERFLOW_UNDEFINED): Define.
7858 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7860 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7861 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7862 (fold_negate_expr): Likewise.
7863 (make_range): Likewise.
7864 (extract_muldiv_1): Likewise.
7865 (maybe_canonicalize_comparison): Likewise.
7866 (fold_comparison): Likewise.
7867 (fold_binary): Likewise.
7868 (tree_expr_nonnegative_p): Likewise.
7869 (tree_expr_nonzero_p): Likewise.
7870 * tree-vrp.c (compare_values): Likewise.
7871 (extract_range_from_binary_expr): Likewise.
7872 (extract_range_from_unary_expr): Likewise.
7873 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7875 (nowrap_type_p): Likewise.
7876 * tree-scalar-evolution.c (simple_iv): Likewise.
7877 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7878 (build_range_check): Likewise.
7879 (extract_muldiv_1): Likewise.
7880 (fold_comparison): Likewise.
7881 * tree-vrp.c (vrp_int_const_binop): Likewise.
7882 (extract_range_from_unary_expr): Likewise.
7883 * convert.c (convert_to_integer): Likewise.
7884 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7885 (fold_comparison): Likewise.
7886 (fold_binary): Likewise.
7887 * optabs.c (optab_for_tree_code): Likewise.
7888 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7889 * simplify-rtx.c (simplify_const_relational_operation): Check
7890 flag_strict_overflow and flag_trapv.
7891 (simplify_const_relational_operation): Likewise.
7892 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7893 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7896 2007-01-27 Roger Sayle <roger@eyesopen.com>
7898 * tree.c (tree_fold_gcd): Delete.
7899 * tree.h (tree_fold_gcd): Remove prototype.
7900 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7901 test whether one constant integer is a multiple of another. Instead
7902 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7903 * fold-const.c (multiple_of_p): We've determined both TOP and
7904 BOTTOM are integer constants so we can call int_const_binop directly
7905 instead of the more generic const_binop.
7907 2007-01-27 Roger Sayle <roger@eyesopen.com>
7909 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7910 1*X check that the constant hasn't overflowed, to preserve the
7912 (round_up): Provide an efficient implementation when rouding-up an
7913 INTEGER_CST to a power-of-two.
7915 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7917 * doc/sourcebuild.texi: Add comma for clarity.
7918 * doc/extend.texi: Fix some typos.
7919 * doc/passes.texi: Likewise.
7920 * doc/cppinternals.texi: Likewise.
7921 * doc/c-tree.texi: Likewise.
7922 * doc/tree-ssa.texi: Likewise.
7923 * doc/install.texi: Likewise.
7925 2007-01-27 Jan Hubicka <jh@suse.cz>
7927 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7928 (pass_sra): Do not require alias information.
7929 * passes.c (init_optimization_passes): Add SRA
7931 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7933 * tracer.c (rest_of_handle_tracer): We already cleaned
7934 up the CFG in tracer() so don't do it here again.
7935 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7936 cleanup_cfg here, either. And don't call renumber_insns.
7938 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7939 and BB_HEAD are in the insn stream here. Instead make sure
7940 that BB_INSN is valid on all insns. Also, do check here that
7941 there are no pending branch predictions...
7942 (rtl_verify_flow_info): ...instead of doing it here. Checks
7943 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7946 2007-01-26 Roger Sayle <roger@eyesopen.com>
7948 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7949 function to simplify/factorize operand order canonicalization.
7950 (ix86_fixup_binary_operands): Reorganize using the above function.
7951 (ix86_binary_operator_ok): Likewise.
7953 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7955 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7956 file scope from optimize_attrs.
7957 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7959 (optimize_attrs): Clear insn_code_values after freeing it.
7961 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7963 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7964 a parts.base assignment.
7966 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7968 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7969 (compute_subscript_distance, initialize_data_dependence_relation,
7970 finalize_ddr_dependent, analyze_ziv_subscript,
7971 analyze_siv_subscript_cst_affine,
7972 compute_overlap_steps_for_affine_univar,
7973 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7974 analyze_siv_subscript, analyze_miv_subscript,
7975 analyze_overlapping_iterations, subscript_dependence_tester_1,
7976 compute_self_dependence, free_dependence_relation): Work
7977 with affine_fn instead of chrecs.
7978 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7979 common_affine_function, affine_function_base,
7980 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7981 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7982 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7983 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7984 (all_chrecs_equal_p): Removed.
7985 * tree-data-ref.h (affine_fn, conflict_function): New types.
7986 (struct subscript): Change type of conflicting_iterations_in_a
7987 and conflicting_iterations_in_b.
7989 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7992 * config/pa/pa.h (TARGET_HPUX_11): New.
7993 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7994 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7996 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7997 Richard Guenther <rguenther@suse.de>
7999 * tree-ssa-structalias.c (solve_graph): Handle case
8000 we merged the variable to another.
8002 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8004 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8007 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8008 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8010 2007-01-25 DJ Delorie <dj@redhat.com>
8012 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8013 allow changes to modes which don't fit in those registers.
8015 * reload1.c (choose_reload_regs): Check for invalid subregs before
8016 computing their locations, not after.
8018 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8021 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8022 save Altivec registers in an eh_return function.
8023 (compute_vrsave_mask): Likewise.
8024 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8025 for saving Altivec registers.
8026 (rs6000_emit_prologue): Don't allocate stack twice in
8027 eh_return function. Correct expected value of altivec_save_offset
8028 when using save_world. Describe save of R0 to stack when using
8029 save_world. Describe stack pointer adjustment when using
8030 save_world. Remove duplicated eh_return parameter register saving.
8031 Update sp_offset variable after save_world.
8032 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8034 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8035 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8038 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8040 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8042 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8045 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8046 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8048 2007-01-25 Richard Guenther <rguenther@suse.de>
8050 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8051 * common.opt (-Wcoverage-mismatch): New warning option.
8052 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8053 if -Wcoverage-mismatch is given.
8055 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8057 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8058 (ipcp_driver): Change to static definition.
8059 Add dumping of the ifunctions.
8060 (constant_val_insert): Remove unused parameter. Support for SSA.
8061 (ipcp_propagate_const): Support for SSA.
8062 (ipcp_profile_bb_print): Print only analyzed nodes.
8063 (ipcp_replace_map_create): Remove support for Fortran constant
8065 * ipa-prop.c (ipa_method_modify_stmt,
8066 ipa_callsite_compute_param): Support for SSA.
8067 * ipa-prop.h (ipcp_driver): Remove declaration.
8068 (IS_VALID_TREE_MAP_INDEX): Add define.
8070 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8072 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8074 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8077 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8078 constant argument to cabs and do it without checking for
8079 -funsafe-math-optimizations.
8081 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8083 * c-common.h (RID_FIRST_CXX0X): New.
8084 (RID_LAST_CXX0X): New.
8085 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8087 * c.opt (Wc++0x-compat): New.
8088 * doc/invoke.texi (-Wc++0x-compat): Document.
8090 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8092 * builtins.c (fold_builtin_carg): New.
8093 (fold_builtin_1): Use it.
8095 2007-01-24 Jan Hubicka <jh@suse.cz>
8097 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8099 * ipa-inline.c (initial_insns, max_insns): Delete.
8100 (compute_max_insns): New function.
8101 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8102 of insns as base for code growth.
8103 (cgraph_decide_inlining): Make initial_insns local; do not compute
8105 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8106 * doc/invoke.texi (inline-unit-growth): Update docs.
8108 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8110 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8111 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8112 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8113 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8114 for CPUs that have PTA_CX16 set.
8117 * gimplify.c (omp_check_private): New function.
8118 (gimplify_scan_omp_clauses): Use it for
8119 firstprivate/lastprivate/reduction.
8122 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8123 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8126 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8127 If lower_lastprivate_clauses emits some statements, append them
8128 to dlist rather than body_p and to body_p append an initializer.
8129 (lower_omp_for): Adjust caller.
8131 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8133 * target.h (globalize_decl_name): New.
8134 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8135 * output.h (default_globalize_decl_name): New.
8136 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8138 (globalize_decl): Ditto.
8139 (default_globalize_decl_name): New.
8140 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8141 (ia64_handle_version_id_attribute): New.
8142 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8143 (ia64_asm_output_external): Use globalize_decl_name instead
8145 * doc/extend.texi (version_id): New pragma.
8146 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8148 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8150 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8151 _uleb128_t and _Unwind_SWord with _sleb128_t.
8152 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8153 uw_frame_state_for, uw_update_context_1): Likewise.
8154 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8155 * unwind-pe.h (read_uleb128, read_sleb128,
8156 read_encoded_value_with_base): Likewise.
8157 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8159 2007-01-24 Richard Guenther <rguenther@suse.de>
8161 * builtins.c (expand_builtin_cexpi): Get the fndecl
8162 for cexp in the correct way.
8164 2007-01-24 Jan Hubicka <jh@suse.cz>
8166 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8168 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8170 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8171 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8172 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8173 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8174 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8175 __SIZEOF_PTRDIFF_T__.
8176 * doc/cpp.texi: Documentation for the new builtin macros added.
8178 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8181 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8182 instead of operands[2] to avoid access past the end of array.
8184 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8186 * reload1.c (emit_reload_insns): Pass the reload register
8187 for a non-spill output reload through forget_old_reloads_1.
8189 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8191 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8192 _SOFT_DOUBLE if doubles use software floating-point.
8193 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8194 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8195 * config/rs6000/darwin-ldouble.c: Also compile functions for
8196 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8197 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8198 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8199 commented-out long double override.
8200 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8201 * config/rs6000/eabispe.h: Likewise.
8202 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8203 long double for non-SPE.
8204 (rs6000_handle_option): Likewise.
8205 (invalid_e500_subreg): Disallow more subregs involding DImode,
8206 DFmode, TImode or TFmode.
8207 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8209 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8211 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8212 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8214 (rs6000_legitimate_address): Also check for TFmode for E500
8216 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8217 (spe_build_register_parallel): Handle TFmode and TCmode.
8218 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8220 (function_arg): Handle TFmode and TCmode for E500 double.
8221 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8223 (print_operand): Handle TFmode and TImode for %y.
8224 (rs6000_generate_compare): Handle TFmode comparisons for E500
8226 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8227 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8228 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8229 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8230 TFmode for E500 double.
8231 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8232 (floatsidf2): Enable for E500 double.
8233 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8234 (extenddftf2): Change to extenddftf2_fprs.
8235 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8236 depending on TARGET_E500_DOUBLE.
8237 (extendsftf2): Enable for E500 double.
8238 (trunctfdf2): Enable for E500 double.
8239 (trunctfsf2): Change to trunctfsf2_fprs.
8240 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8241 depending on TARGET_E500_DOUBLE.
8242 (floatsitf2): Enable for E500 double.
8243 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8244 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8245 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8246 (negtf2): Change to negtf2_internal.
8247 (negtf2): New expander.
8248 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8249 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8250 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8251 (movdi_internal32): Use rs6000_nonimmediate_operand.
8252 (unnamed splitter): Likewise.
8253 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8254 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8255 (SPE64TF, DITI): New mode macros.
8256 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8259 (frob_<mode>_di_2): New.
8260 (frob_tf_di_8_2): New.
8261 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8263 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8265 (frob_ti_<mode>_8_2): New.
8266 (frob_ti_tf_2): New.
8267 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8268 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8270 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8271 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8272 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8273 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8274 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8275 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8278 2007-01-23 Ian Lance Taylor <iant@google.com>
8280 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8282 (OBJS-archive): Reformat, alphabetize.
8283 (OBJS): Change out_object_file to OBJS-md.
8285 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8287 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8288 JUMP_P and CALL_P predicates where applicable.
8289 * config/i386/i386.c: Ditto.
8290 * config/i386/i386.md: Ditto.
8291 * config/i386/mmx.md: Ditto.
8292 * config/i386/predicates.md: Ditto.
8294 2007-01-22 Andreas Schwab <schwab@suse.de>
8296 * config/m68k/m68k.h: Fix comment.
8298 2007-01-22 Jan Hubicka <jh@suse.cz>
8300 * passes.c (init_optimization_passes): Do not rerun
8301 pass_early_warn_uninitialized.
8303 2007-01-22 Richard Guenther <rguenther@suse.de>
8305 PR tree-optimization/30038
8306 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8308 (execute_cse_sincos_1): Likewise.
8309 (execute_cse_sincos): Likewise.
8310 (gate_cse_sincos): Likewise.
8311 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8312 the cexpi() canonicalization of sincos().
8313 * tree-pass.h (pass_cse_sincos): Declare.
8314 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8316 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8318 PR rtl-optimization/29329
8319 * combine.c (replaced_rhs_insn): Rename to i2mod.
8320 (replaced_rhs_value): Rename to i2mod_new_rhs.
8321 (i2mod_old_rhs): New global variable.
8322 (combine_instructions): Adjust for above change. Save a copy of
8323 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8324 note are substituted in the second instruction.
8325 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8326 ditch the note if it pertains to the second eliminated register
8327 and this register is mentioned in i2mod_old_rhs.
8330 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8332 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8333 the insn to which the note was originally attached.
8335 2007-01-21 Jan Hubicka <jh@suse.cz>
8337 * ipa-inline.c (inlining_mode): Comment, move up.
8338 (cgraph_decide_inlining_incrementally): Do not perform inlining
8339 itself; fix handling of flattening of self recursive functions.
8340 (cgraph_find_cycles): Remove.
8341 (cgraph_flatten_node): Remove.
8342 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8343 (try_inline): New function.
8344 (cgraph_early_inlining): Update call of
8345 cgraph_decide_inlining_incrementally. Apply inlining here.
8346 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8348 2007-01-21 Dirk Mueller <dmueller@suse.de>
8351 * tree-vrp.c (check_array_bounds): do not warn
8352 about ADDR_EXPR's of ARRAY_REF's which are immediately
8353 used in binary expressions.
8355 2007-01-21 Ira Rosen <irar@il.ibm.com>
8357 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8358 read_write_dep and macros for its access.
8359 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8360 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8361 argument, call vect_check_interleaving for every independent pair of
8362 data-refs. Mark loads that access the same memory location as a store
8364 (vect_check_dependences): Remove.
8365 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8366 call, fix the call to vect_analyze_data_ref_dependence.
8367 (vect_analyze_data_ref_access): For statements that access the same
8368 data-ref, check that they are not stores; for loads, check that there
8369 is no store that access the same location.
8371 2007-01-20 Roger Sayle <roger@eyesopen.com>
8372 Joseph Myers <joseph@codesourcery.com>
8374 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8375 (-fdump-rtl-stack): Likewise.
8376 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8377 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8378 (-mpt-fixed): Use @minus{} for minus sign.
8379 (Using Precompiled Headers): Fix under/overfull hbox.
8381 2007-01-20 Jan Hubicka <jh@suse.cz>
8383 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8384 place within annotation.
8386 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8388 * pa.c (output_move_double): Change array size of xoperands to 4.
8390 2007-01-20 Jan Hubicka <jh@suse.cz>
8392 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8395 2007-01-19 Ian Lance Taylor <iant@google.com>
8397 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8398 constant to unsigned HOST_WIDE_INT before negating.
8400 2007-01-19 Ian Lance Taylor <iant@google.com>
8402 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8404 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8405 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8406 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8407 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8408 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8409 (realloc_vdef, realloc_vuse): Change second parameter to
8411 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8413 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8414 unsigned. Change x and lim locals to unsigned.
8415 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8417 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8418 (copy_virtual_operands): Change i and n locals to unsigned.
8420 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8423 * builtins.c (fold_builtin_1): Handle builtin fdim.
8425 2007-01-20 Jan Hubicka <jh@suse.cz>
8427 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8428 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8429 init_alias_heapvars.
8430 (init_alias_heapvars): Initialize only when not already initialized.
8431 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8433 2007-01-19 Roger Sayle <roger@eyesopen.com>
8435 * common.opt (fsigned-zeros): New command line option.
8436 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8437 of flag_unsafe_math_optimizations.
8438 * opts.c (set_fast_math_flags): The -ffast-math command line option
8439 implies -fno-signed-zeros.
8440 (fast_math_flags_set_p): Likewise.
8442 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8443 the documentation of -ffast-math appropriately. Wrap long lines.
8445 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8447 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8448 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8450 2007-01-19 Tomas Bily <tbily@suse.cz>
8452 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8454 (tree_init_ic_make_global_vars): New function
8455 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8456 (tree_gen_ic_profiler): New function
8457 (tree_gen_ic_func_profiler): New function
8458 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8459 (tree_profile_hooks): Added hook for indirec/virtual calls
8460 * value-prof.c (tree_find_values_to_profile): New case for
8462 (tree_values_to_profile): Call for determining indirect/virtual
8464 (tree_indirect_call_to_profile): New function
8465 (tree_ic_transform): New function
8466 (tree_ic): New function
8467 (find_func_by_pid): New function
8468 (init_pid_map): New function
8469 (tree_value_profile_transformations): Added check for
8470 indirect/virtual call transformation
8471 * value-prof.h (enum hist_type): New counter type for
8472 indirect/virtual calls
8473 (profile_hooks): Added new hook for profiling indirect/virtual
8475 * profile.c (instrument_values): New case for indirect/virtual
8477 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8478 (GCOV_COUNTER_V_INDIR): New counter type
8479 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8480 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8482 * cgraph.c: Definition of cgraph_max_pid
8483 (cgraph_create_node): Default init of pid attribute
8484 * cgraph.h: Declaration of cgraph_max_pid
8485 (struct cgraph_node): Added pid attribute
8486 * libgcov.c (__gcov_indirect_call_profiler): New function
8487 (__gcov_one_value_profiler_body): New function
8488 (__gcov_one_value_profiler): Body was moved to
8489 __gcov_one_value_profiler_body and calls it
8491 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8493 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8494 * gengtype.c (write_types_data, write_func_for_structure,
8495 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8496 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8497 (walk_type, write_func_for_structure): Generate the mark_hook if
8500 2007-01-19 Jan Hubicka <jh@suse.cz>
8502 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8503 'early' argument take inlining mode argument specifying whether to
8504 inline for size/speeed or all functions; add support for flattening;
8506 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8508 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8511 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8512 the name of the declared identifier.
8514 2007-01-19 Dirk Mueller <dmueller@suse.de>
8516 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8517 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8518 duplicate evaluation.
8520 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8522 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8523 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8524 to XFMode, use acosxf2 and truncate result to requested mode.
8525 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8526 (asin<mode>2): Similarly, with asin expanders.
8527 (*fscalexf4_i387): Rename from *fscalexf4.
8528 (expNcorexf3): New expander.
8529 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8530 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8531 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8532 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8533 patterns for SSE math.
8534 (exp10<mode>2): Similarly, with exp10 expanders.
8535 (exp2<mode>2): Similarly, with exp2 expanders.
8536 (expm1<mode>2): Similarly, with expm1 expanders.
8537 (ldexp<mode>3): Similarly, with ldexp expanders.
8538 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8539 Use gen_truncxf<mode>2_i387_noop to truncate result.
8541 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8543 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8544 for ColdFire targets.
8546 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8547 Richard Sandiford <richard@codesourcery.com>
8549 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8550 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8551 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8552 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8553 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8554 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8556 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8558 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8559 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8560 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8561 (*adddi_dilshr32_cf): New pattern.
8562 (adddi3, subdi3): Remove first alternatives.
8564 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8566 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8567 implemented using move.l, do not use its cc result for floating-point
8570 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8572 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8573 from accepting 's' constraints if flag_pic.
8575 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8577 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8578 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8579 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8580 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8582 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8584 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8585 ColdFire alternatives.
8586 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8587 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8588 architectures that support ff1 instruction.
8590 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8591 Julian Brown <julian@codesourcery.com>
8593 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8594 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8595 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8598 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8600 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8602 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8603 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8604 HOST_WIDE_INT instead of an rtx.
8605 (m68k_rtx_costs): Update call accordingly.
8606 (output_move_const_into_data_reg): Likewise. Fix formatting.
8607 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8609 (output_move_simode_const): Update calls after above changes.
8610 Rework to use automatic variables and predicates like MEM_P.
8611 * config/m68k/m68k.md (pushexthisi_const): Update call to
8614 2007-01-19 Dirk Mueller <dmueller@suse.de>
8616 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8619 2007-01-19 Richard Guenther <rguenther@suse.de>
8621 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8622 via cexp in case sincos is not available.
8624 2007-01-19 Richard Guenther <rguenther@suse.de>
8626 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8627 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8628 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8629 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8630 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8631 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8632 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8633 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8635 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8637 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8639 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8640 (atan2xf3): Directly generate RTL pattern.
8641 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8642 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8643 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8644 disable patterns for SSE math.
8645 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8646 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8647 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8648 disable patterns for SSE math.
8650 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8652 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8654 2007-01-18 Roger Sayle <roger@eyesopen.com>
8656 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8657 VIEW_CONVERT_EXPR to the same type as it's operand.
8659 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8661 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8662 configured for long double 128.
8664 2007-01-18 Mike Stump <mrs@apple.com>
8666 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8669 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8671 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8674 2007-01-18 Jan Hubicka <jh@suse.cz>
8676 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8677 greater than NUM_VOP_FREE_BUCKETS.
8679 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8681 * tree-ssa-structalias.c: Update comments.
8682 (ptabitmap_obstack): Removed.
8684 (oldpta_obstack): Ditto.
8685 (stats): Add a few members.
8686 (struct variable_info): Remove node, complex, address_taken, and
8687 indirect_target members. Add oldsolution member.
8688 (new_var_info): Do not initialize removed members.
8689 (constraint_expr_type): Remove INCLUDES.
8690 (constraint_graph): Add size, implicit_preds, rep,
8691 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8692 (FIRST_REF_NODE): New macro.
8693 (LAST_REF_NODE): Ditto.
8694 (FIRST_ADDR_NODE): Ditto.
8695 (find): New function.
8697 (dump_constraint): Do not handle INCLUDES.
8698 (insert_into_complex): Do not insert duplicate constraints.
8699 (condense_varmap_nodes): Renamed and rewritten into ...
8700 (merge_node_constraints): This. Also fix bug in handling of
8701 offseted copy constraints.
8702 (clear_edges_for_node): No longer need to deal with preds at all,
8703 or removing associated preds/succs.
8704 (merge_graph_nodes): Deal with indirect_cycles.
8705 Don't deal with predecessors.
8706 (add_implicit_graph_edge): New function.
8707 (add_pred_graph_edge): Ditto.
8708 (add_graph_edge): Don't deal with predecessors.
8709 (build_constraint_graph): Removed.
8710 (build_pred_graph): New function.
8711 (build_succ_graph): Ditto.
8712 (struct scc_info): Removed in_component. Added roots, dfs, and
8713 node_mapping. Remove visited_index, unification_queue.
8714 (scc_visit): Deal with union-find we do now.
8715 Deal with cycles with REF nodes.
8716 (collapse_nodes): Renamed and rewritten to ...
8717 (unify_nodes): This.
8718 (process_unification_queue): Removed.
8719 (topo_visit): Cleanup
8720 (do_da_constraint): Use find.
8721 (do_sd_constraint): Ditto.
8722 (do_ds_constraint): Ditto.
8723 (do_complex_constraint): Ditto.
8724 (init_scc_info): Update for removed and added members.
8725 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8726 (find_indirect_cycles): This.
8727 (equivalence_class): New variable.
8728 (label_visit): New function.
8729 (perform_variable_substitution): Rewritten.
8730 (free_var_substitution_info): New function.
8731 (find_equivalent_node): Ditto.
8732 (move_complex_constraints): Ditto.
8733 (eliminate_indirect_cycles): Ditto.
8734 (solve_graph): Only propagate changed bits.
8735 Use indirect cycle elimination.
8737 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8738 (tree_id_eq): Renamed to ...
8739 (tree_vi_eq): This. Update for member change
8740 (insert_id_for_tree): Renamed and rewritten to ...
8741 (insert_vi_for_tree): This.
8742 (lookup_id_for_tree): Renamed and rewritten to ...
8743 (lookup_vi_for_tree): This.
8744 (get_id_for_tree): Renamed and rewritten to ...
8745 (get_vi_for_tree): Ditto.
8746 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8747 (process_constraint): Don't handle INCLUDES.
8748 Remove special ADDRESSOF case.
8749 (find_func_aliases): Rewrite to use vi functions instead of id
8751 (create_function_info_for): Ditto.
8752 (create_variable_info_for): Ditto.
8753 (intra_create_variable_infos): Ditto.
8754 (merge_smts_into): Ditto.
8755 (find_what_p_points_to): Ditto.
8756 (init_base_vars): Ditto.
8757 (init_alias_vars): Ditto.
8758 (remove_preds_and_fake_succs): New function.
8759 (dump_sa_points_to_info): Dump new stats.
8760 (dump_solution_for_var): Use find.
8761 (set_used_smts): Fix formatting.
8762 (compute_points_to_sets): Updated for new functions.
8763 (ipa_pta_execute): Ditto.
8765 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8766 Richard Sandiford <richard@codesourcery.com>
8768 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8770 * calls.c (expand_call): If the return value is a PARALLEL,
8771 extract its first member.
8772 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8773 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8774 use FUNCTION_EXTRA_EPILOGUE.
8775 (m68k_function_value): Return a PARALLEL if the return value
8776 is of a pointer type.
8777 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8778 (FUNCTION_EXTRA_EPILOGUE): Remove.
8779 * config/m68k/m68k.md (D0_REG): New constant.
8781 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8783 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8784 output a NOP for empty epilogues.
8786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8788 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8789 before function. Extend register save check to include all
8790 registers, not just integer ones.
8792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8794 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8795 (m68k_use_return_insn): ...this.
8796 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8797 * config/m68k/m68k.c (use_return_insn): Rename to...
8798 (m68k_use_return_insn): ...this.
8799 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8802 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8804 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8805 nearest even, fix denormal rounding overflow.
8807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8809 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8810 f%$smove and f%$move.
8811 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8812 (extendsfdf2_cf): Use fdmove instead of f%&move.
8813 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8814 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8818 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8821 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8823 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8824 (coldfire_single_format): Declare.
8825 (coldfire_double_format): Likewise.
8826 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8827 of qnan_msb_set to determine the lower bits of a canonical
8829 (encode_ieee_double): Likewise.
8830 (encode_ieee_quad): Likewise.
8831 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8832 (mips_single_format): Likewise.
8833 (ieee_double_format): Likewise.
8834 (mips_double_format): Likewise.
8835 (ieee_extended_motorola_format): Likewise.
8836 (ieee_extended_intel_96_format): Likewise.
8837 (ieee_extended_intel_128_format): Likewise.
8838 (ieee_extended_intel_96_round_53_format): Likewise.
8839 (ibm_extended_format): Likewise.
8840 (mips_extended_format): Likewise.
8841 (ieee_quad_format): Likewise.
8842 (mips_quad_format): Likewise.
8843 (vax_f_format): Likewise.
8844 (vax_d_format): Likewise.
8845 (vax_g_format): Likewise.
8846 (i370_single_format): Likewise.
8847 (i370_double_format): Likewise.
8848 (decimal_single_format): Likewise.
8849 (decimal_double_format): Likewise.
8850 (decimal_quad_format): Likewise.
8851 (c4x_single_format): Likewise.
8852 (c4x_extended_format): Likewise.
8853 (real_internal_format): Likewise.
8854 (coldfire_single_format): New real_format.
8855 (coldfire_double_format): Likewise.
8856 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8857 canonical_nan_lsbs_set.
8858 (pdp11_d_format): Likewise.
8859 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8860 if TARGET_COLDFIRE_CPU.
8862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8864 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8865 (output_call, m68k_legitimize_call_address): Declare.
8866 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8867 parenthesees. Add support for a 'W' constraint.
8868 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8869 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8870 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8871 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8873 (override_options): Initialize them. Do not set flag_no_function_cse
8874 for TARGET_ID_SHARED_LIBRARY.
8875 (m68k_output_pic_call): Delete.
8876 (m68k_legitimize_call_address): New function.
8877 (print_operand): Remove the %o prefix. Handle the %p prefix.
8878 (output_call): New function.
8879 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8880 target address from the GOT if symbolic jumps are not allowed.
8881 * config/m68k/m68k.md (call, general_operand): Do not set
8882 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8883 Merge separate flag_pic and !flag_pic define_insns into...
8884 (*call, *call_value): ...these new patterns. Match the address
8885 rather than the containing MEM and require it to be a call_operand.
8886 Use output_call to generate the asm template.
8887 * config/m68k/predicates.md (const_call_operand): New predicate.
8888 (call_operand): Likewise.
8890 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8892 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8893 (STACK_GROWS_DOWNWARD): Define to 1.
8894 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8895 comments, emphasizing that these values are only defaults.
8896 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8897 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8899 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8901 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8903 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8904 Richard Sandiford <richard@codesourcery.com>
8906 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8907 (FP_REGNO_P): New macros.
8908 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8909 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8910 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8911 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8913 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8915 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8916 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8918 * config/m68k/t-floatlib: New file, extracting common code from...
8919 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8920 * config/m68k/t-uclinux: Here.
8921 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8922 routines on ColdFire targets.
8924 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8926 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8927 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8928 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8929 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8930 explicitly set MOTOROLA to 1.
8931 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8933 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8934 Nathan Sidwell <nathan@codesourcery.com>
8936 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8937 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8938 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8939 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8940 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8941 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8942 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8943 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8944 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8945 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8946 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8947 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8948 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8949 (DBX_REGISTER_NUMBER): Delete.
8950 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8951 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8952 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8954 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8956 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8957 * config/flat.h: New file.
8958 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8960 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8961 indirect references for -msep-data or -mid-shared-library.
8962 Do not use PC-relative code addresses either.
8963 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8965 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8966 for shared libraries and crt1.o for executables. Use crti.o and
8968 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8969 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8970 Do not add -elf2flt or -shared-lib-id options here.
8971 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8972 Pass -shared-lib-id if -mid-shared-library, taking the library
8973 identifier from -mshared-library-id if given, otherwise
8975 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8976 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8977 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8978 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8979 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8980 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8982 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8983 jump sequence for ISA A and ISA A+.
8984 (PICJUMP): Likewise.
8986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8988 * config.gcc (m68k-*-uclinux*): Base the port on the common
8989 and m68k GNU/Linux files rather than on the generic ELF ones.
8990 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8991 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8993 2007-01-18 Julian Brown <julian@codesourcery.com>
8994 Richard Sandiford <richard@codesourcery.com>
8996 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8997 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8998 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9000 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9002 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9004 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9006 * doc/install.texi: Document m68k-uclinuxoldabi.
9007 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9008 * config/m68k/uclinux-oldabi.h: New file, copied from
9009 config/m68k/uclinux.h.
9011 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9013 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9014 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9015 (m32r_compute_frame_size): Use unsigned for regno.
9016 (m32r_reload_lr): Use gen_frame_mem.
9018 (m32r_output_function_epilogue): Don't output the function epilogue
9020 (m32r_expand_epilogue): New.
9021 (direct_return): Return false if the function has the interrupt
9023 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9024 * config/m32r/m32r.md (epilogue): New expander.
9025 (return_lr, return_rte): New insns.
9026 (return): Make it expander.
9027 (return_normal): New expander.
9029 2007-01-18 Josh Conner <jconner@apple.com>
9032 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9033 support for UNLE, UNLT, UNGE, and UNGT.
9035 2007-01-18 Jan Hubicka <jh@suse.cz>
9037 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9038 * tree-tailcall (add_virtual_phis): Likewise.
9039 (optimize_tail_call): Return TODOs.
9040 (execute_tail_calls): Return TODOs.
9041 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9042 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9044 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9045 Cleanup cfg using TODO.
9046 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9047 * passes.c (execute_function_todo): When cleanup did something, remove
9049 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9050 (make_edges): Don't cleanup_cfg.
9052 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9054 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9055 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9056 operate on the top of stack.
9057 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9058 register handling of instructions that output to the second
9060 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9061 (move_for_stack_reg): Special-case check for dead destination
9062 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9064 * config/i386/i386.md (UNSPEC_TAN): New constant.
9065 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9066 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9067 to correctly model move of constant 1.0 to top stack slot.
9068 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9069 (unnamed peephole2 pattern): Remove corresponding peephole2
9070 pattern that optimizes tan insn and loading of constant 1.0.
9071 (tanxf2): Use fptanxf4_i387.
9072 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9073 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9074 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9075 disable patterns for SSE math.
9076 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9077 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9079 2007-01-18 Dirk Mueller <dmueller@suse.de>
9080 Richard Guenther <rguenther@suse.de>
9083 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9084 * common.opt (Warray-bounds): Add new warning option.
9085 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9087 * Makefile.in: make tree-vrp.o depend on toplev.h
9088 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9090 (check_array_refs, check_array_bounds, check_array_ref): New.
9092 2007-01-18 Jan Hubicka <jh@suse.cz>
9094 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9095 (execute_ssa_ccp): Return flags conditionally.
9096 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9098 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9100 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9102 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9103 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9105 * Makefile.c (GTFILES): Add cfglayout.h.
9106 * gengtype.c (open_base_files): Likewise.
9107 * cfglayout.c (cfg_layout_function_footer,
9108 cfg_layout_function_header) Reindent to make gengtype happy.
9109 * cfglayout.h (cfg_layout_function_footer,
9110 cfg_layout_function_header): Add GTY(()) marker.
9112 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9114 2007-01-18 Ben Elliston <bje@au.ibm.com>
9116 * genautomata.c (write_automata): Include xstrerror output in the
9117 error message if writing the DFA description file fails.
9119 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9121 * config/mips/mips-protos.h (mips_output_external): Make it
9123 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9124 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9125 (extern_list): Likewise.
9126 (extern_head): Likewise.
9127 (TARGET_ASM_FILE_END): Likewise.
9128 (mips_file_end): Likewise.
9129 (mips_output_external): Rewritten.
9131 2007-01-18 Ben Elliston <bje@au.ibm.com>
9133 * genpreds.c (write_insn_preds_c): Only write out the function
9134 body for regclass_for_constraint if we have register constraints.
9136 2007-01-17 Tom Tromey <tromey@redhat.com>
9138 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9139 * doc/install.texi (Testing): Use sourceware.org.
9140 (Binaries): Likewise.
9141 (Specific): Likewise.
9142 * doc/contrib.texi (Contributors): Use sourceware.org.
9144 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9146 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9147 (AVR_ENHANCED): Rename to ...
9148 (AVR_HAVE_MUL): ... new.
9149 (avr_enhanced_p): Rename to ...
9150 (avr_have_mul_p): ... new.
9151 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9152 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9153 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9154 (avr_have_mul_p): ... new.
9155 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9156 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9157 'avr_enhanced_p' and 'enhanced'.
9158 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9159 AVR_HAVE_MUL instead of AVR_ENHANCED.
9160 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9161 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9162 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9163 instead of AVR_ENHANCED.
9164 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9165 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9166 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9168 2007-01-17 Ian Lance Taylor <iant@google.com>
9170 * vec.h (VEC_reserve_exact): Define.
9171 (vec_gc_p_reserve_exact): Declare.
9172 (vec_gc_o_reserve_exact): Declare.
9173 (vec_heap_p_reserve_exact): Declare.
9174 (vec_heap_o_reserve_exact): Declare.
9175 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9177 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9179 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9180 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9181 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9182 * vec.c (calculate_allocation): Add exact parameter. Change all
9184 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9185 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9186 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9187 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9188 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9189 (vec_heap_p_reserve_exact): New function.
9190 (vec_heap_o_reserve_exact): New function.
9192 2007-01-17 Jan Hubicka <jh@suse.cz>
9194 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9196 2007-01-17 Eric Christopher <echristo@apple.com>
9198 * config.gcc: Support core2 processor.
9200 2007-01-16 Jan Hubicka <jh@suse.cz>
9202 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9203 the names, just unlink the chain so we don't crash on dangling pointers
9206 2007-01-16 Jan Hubicka <jh@suse.cz>
9208 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9209 * tree-pass.h: Reorder to make IPA passes appear toegher.
9210 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9211 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9212 parameters, do not call early inliner.
9213 * ipa-inline.c: Update comments. Include tree-flow.h
9214 (cgraph_decide_inlining): Do not compute inlining parameters.
9215 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9216 be called with function context set up.
9217 (pass_ipa_inline): Remove unreachable functions before pass.
9218 (cgraph_early_inlining): Simplify assuming to be called from the
9220 (pass_early_inline): New pass.
9221 (cgraph_gate_ipa_early_inlining): New gate.
9222 (pass_ipa_early_inline): Turn into simple wrapper.
9223 (compute_inline_parameters): New function.
9224 (gate_inline_passes): New gate.
9225 (pass_inline_parameters): New pass.
9226 (apply_inline): Move here from tree-optimize.c
9227 (pass_apply_inline): New pass.
9228 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9230 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9232 (tree_function_versioning): Do not allocate dummy struct function.
9233 * tree-inline.h (optimize_inline_calls): Update prototype.
9234 * tree-optimize.c (execute_fixup_cfg): Export.
9235 (pass_fixup_cfg): Remove
9236 (tree_rest_of_compilation): Do not apply inlines.
9237 * tree-flow.h (execute_fixup_cfg): Declare.
9238 * Makefile.in (gt-passes.c): New.
9239 * passes.c: Include gt-passes.h
9240 (init_optimization_passes): New passes.
9241 (nnodes, order): New static vars.
9242 (do_per_function_toporder): New function.
9243 (execute_one_pass): Dump current pass here.
9244 (execute_ipa_pass_list): Don't dump current pass here.
9246 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9248 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9249 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9251 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9253 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9254 (strong_alias): Define.
9255 (__gcc_qmul): Provide non-FMA for soft-float.
9261 (__gcc_qunord): New.
9271 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9272 soft-float functions.
9273 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9274 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9275 about long double soft float.
9277 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9278 Tehila Meyzels <tehila@il.ibm.com>
9280 * tree-vectorizer.h (is_pattern_stmt_p): New.
9281 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9282 formatting (tabs instead of spaces). Cleanup and clarify setting
9283 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9284 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9285 (vectorizable_type_demotion): Check that types are integral.
9286 (vectorizable_type_promotion): Likewise.
9287 (vectorizable_store): Fix typo. Eliminate new-line at end of
9290 2007-01-16 Jan Hubicka <jh@suse.cz>
9292 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9295 2007-01-15 Eric Christopher <echristo@apple.com>
9297 * ifcvt.c: Include vec.h, vecprim.h.
9298 (check_cond_move_block): New argument regs.
9299 Reorganize. Add registers used to regs.
9300 (cond_move_process_if_block): Use regs set above as
9303 2007-01-15 Eric Christopher <echristo@apple.com>
9305 * config/darwin.h: Update copyright.
9306 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9307 (LINK_COMMAND_SPEC): Add -u.
9308 (LINK_SPEC): Fix umbrella for above.
9310 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9312 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9315 2007-01-15 Tom Tromey <tromey@redhat.com>
9317 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9318 * doc/install.texi (Testing): Don't mention jacks.
9319 (Configuration): Document --enable-java-maintainer-mode. Move
9320 --with-java-home to libgcj-specific section. Document
9322 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9324 2007-01-15 Jan Hubicka <jh@suse.cz>
9326 * tree-ssa-dce.c (DCE_TODOs): New.
9327 (propagate_necessity): Return if something changed.
9328 (eliminate_unnecessary_stmts): Likewise.
9329 (perform_tree_ssa_dce): Return TODO flags when needed.
9330 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9332 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9334 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9335 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9336 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9337 patterns using X87MODEF12 mode macro. Extend operand 1
9338 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9339 (log10<mode>2): Ditto.
9340 (log2<mode>2): Ditto.
9341 (log1p<mode>2): Ditto.
9342 (logb<mode>2): Ditto.
9343 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9344 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9345 (*fxtractxf3_i387): Rename from *fxtractxf3.
9346 (fxtract_extend<mode>xf3_i387): New insn pattern.
9347 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9348 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9349 and gen_fyl2xxf3_i387().
9351 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9353 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9354 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9355 get_loop_exit_edges. Changed return type to bool.
9356 * cfgloop.h (fix_loop_placement): Declaration removed.
9358 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9360 * param.h (MIN_VECT_LOOP_BOUND): New.
9361 * params.def (MIN_VECT_LOOP_BOUND): New.
9362 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9363 argument - minimum threshold for number of iterations.
9364 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9365 argument to declaration.
9366 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9367 MIN_VECT_LOOP_BOUND.
9368 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9369 slpeel_tree_peel_loop_to_edge with additional argument.
9370 (vect_do_peeling_for_alignment): Likewise.
9371 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9373 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9376 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9379 2007-01-14 Jan Hubicka <jh@suse.cz>
9381 * tree-dfa.c (remove_referenced_var): New function.
9382 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9383 prune referenced vars list too.
9384 * tree-flow.h (remove_referenced_var): Declare.
9386 2007-01-14 Jan Hubicka <jh@suse.cz>
9388 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9390 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9391 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9392 * except.h (verify_eh_throw_table_statements): Kill prototype.
9393 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9394 into call exrepssions.
9395 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9397 * tree-cfg.c: Include pointer-set.h.
9398 (verify_node_sharing): Work on pointer set.
9399 (verify_eh_throw_stmt_node): New.
9400 (verify_stmts): Use pointers sets, verify throw_stmt.
9402 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9404 * ipa-reference.c (analyze_function): Consider also addresses taken
9407 2007-01-12 Roger Sayle <roger@eyesopen.com>
9409 * c-typeck.c (null_pointer_constant_p): Replace use of
9410 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9411 (build_c_cast): Likewise.
9413 2007-01-12 Roger Sayle <roger@eyesopen.com>
9415 * tree.h (force_fit_type_double): Remove unused final argument.
9416 * c-common.c (constant_expression_warning): Replace use of
9417 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9418 (convert_and_check): Likewise.
9419 (shorten_compare): Update call to force_fit_type_double.
9420 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9421 * convert.c (convert_to_pointer): Update call to
9422 force_fit_type_double.
9423 * fold-const.c (force_fit_type_double): Remove overflowed_const
9425 (int_const_binop, fold_convert_const_int_from_int,
9426 fold_convert_const_int_from_real, fold_div_compare,
9427 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9428 fold_abs_const, fold_not_const): Remove the final argument from
9429 calls to force_fit_type_double.
9431 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9433 * configure.ac: Set insn to "nop" for spu-*-* also.
9434 * configure: Regenerate.
9436 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9438 * builtins.def : Add BUILT_IN_FREE.
9440 2007-01-12 Jan Hubicka <jh@suse.cz>
9442 PR tree-optimization/30443
9443 * tree-inline.c (tree_function_versioning): Do not optimize when
9444 cloning for inlining.
9446 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9448 * doc/loop.texi: Document recording of loop exits.
9449 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9450 (update_single_exits_after_duplication,
9451 update_single_exit_for_duplicated_loop,
9452 update_single_exit_for_duplicated_loops): Removed.
9453 (duplicate_loop_to_header_edge): Do not call
9454 update_single_exits_after_duplication and
9455 update_single_exit_for_duplicated_loops.
9456 (loop_version): Do not update single_exit information.
9457 (fix_loop_structure): Use record_loop_exits instead of
9458 mark_single_exit_loops.
9459 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9460 the lists of loop exits.
9461 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9462 split_edge, merge_blocks): Update the lists of loop exits.
9463 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9464 loop_optimizer_init.
9465 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9466 of mark_single_exit_loops.
9467 (loop_optimizer_finalize): Call release_recorded_exits.
9468 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9469 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9470 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9471 update single exit information.
9472 * lambda-code.c (perfect_nestify): Ditto.
9473 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9474 (mark_single_exit_loops): Removed.
9475 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9476 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9477 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9479 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9480 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9481 (verify_loop_structure): Verify consistency of the exit lists.
9482 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9483 (set_single_exit): Removed.
9484 * cfgloop.h (struct loop_exit): New function.
9485 (struct loop): single_exit_ field replaced by exits field.
9486 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9487 (struct loops): Added exits hash.
9488 (mark_single_exit_loops, set_single_exit): Declaration removed.
9489 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9493 * doc/invoke.texi: Avoid use of @headitem.
9495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9497 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9499 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9501 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9504 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9505 Richard Sandiford <richard@codesourcery.com>
9507 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9508 * config/m68k/m68k.opt: Resort options.
9509 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9511 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9512 Richard Sandiford <richard@codesourcery.com>
9514 * doc/invoke.texi: Document the macros that are defined by
9515 m68k's -mtune and -mhard-float options.
9516 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9517 (m68k_cpp_cpu_family): Likewise.
9518 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9519 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9520 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9521 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9522 (m68k_cpp_cpu_family): Likewise.
9524 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9526 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9527 macros besides mc68000 as tuning macros. Use a switch statement
9528 to set them and mcpu32.
9530 2007-01-12 Julian Brown <julian@codesourcery.com>
9532 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9533 (TARGET_68040_ONLY): Rename to...
9534 (TARGET_68040): ...this.
9535 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9536 * config/m68k/m68k.md: Likewise.
9538 2007-01-12 Julian Brown <julian@codesourcery.com>
9539 Nathan Sidwell <nathan@codesourcery.com>
9540 Richard Sandiford <richard@codesourcery.com>
9542 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9543 the -mcpu= argument associated with the --with-cpu setting.
9544 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9545 if different from the one implied by the -mcpu setting.
9546 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9547 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9548 * doc/invoke.texi: Mention ColdFire in the introduction to the
9549 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9550 -mno-div and -mhard-float options. Make -m68881 a synonym for
9551 -mhard-float. Document the previously-undocumented -m5206e,
9552 -m528x, -m5307 and -m5407 options. Tweak the existing option
9553 documentation for consistency.
9554 * doc/install.texi: Mention new --with-cpu arguments.
9555 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9556 default CPU if neither -mcpu nor -march are specified.
9557 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9558 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9559 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9560 using m68k_tune to decide between families that implement the
9561 same ISA. Use m68k_tune to set __mcfv4e__.
9562 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9563 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9564 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9565 (FL_ISA_C, FL_ISA_MMU): New macros.
9566 (MASK_COLDFIRE): Delete.
9567 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9568 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9569 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9570 (TARGET_HARD_FLOAT): Do not define here.
9571 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9572 (TUNE_68000): New macro.
9573 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9574 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9575 (TUNE_CFV2): Redefine in terms of m68k_tune.
9576 (uarch_type, target_device, fpu_type): New enums.
9577 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9578 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9579 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9580 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9581 (FL_FOR_isa_c): New macros.
9582 (m68k_isa): New enum.
9583 (m68k_target_selection): New structure.
9584 (all_devices, all_isas, all_microarchs): New tables.
9585 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9586 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9587 (MASK_ALL_CPU_BITS): Delete.
9588 (m68k_find_selection): New function.
9589 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9590 Map the legacy target options to a combination of the new ones.
9591 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9592 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9593 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9595 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9596 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9598 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9599 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9600 * config/m68k/m68k-devices.def: New file.
9602 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9603 Nathan Sidwell <nathan@codesourcery.com>
9605 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9606 (SUBTARGET_EXTRA_SPECS): New macros.
9607 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9608 use %(asm_cpu_spec) instead.
9609 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9610 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9611 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9612 (EXTRA_SPECS): Rename to...
9613 (SUBTARGET_EXTRA_SPECS): ...this.
9615 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9616 Richard Sandiford <richard@codesourcery.com>
9617 Julian Brown <julian@codesourcery.com>
9619 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9620 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9621 to the configuration's default CPU.
9622 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9623 Remove default masks.
9624 (m680[012]0-*-*): Set the default with_cpu to the first part of
9626 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9627 (m68k*-*-linux): Extend the --with-cpu handling to...
9628 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9629 and m68010. Don't set target_cpu_default2.
9630 * doc/install.texi: Document --with-cpu for m68k.
9631 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9632 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9633 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9634 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9635 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9636 (ASM_SPEC): Remove use of %(asm_cpu_default).
9637 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9638 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9639 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9640 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9641 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9642 (TARGET_DEFAULT): Delete.
9643 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9644 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9645 (CPP_CPU_SPEC): Delete.
9646 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9647 the appropriate string.
9648 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9649 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9650 (ASM_SPEC): Don't use %(asm_default_spec).
9651 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9652 TARGET_DEFAULT and add MASK_68881.
9653 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9655 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9657 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9658 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9659 MASK_68010 alongside MASK_68020.
9660 * doc/invoke.texi: Document -m68010.
9661 * config/m68k/m68k.opt (m68010): New.
9662 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9664 (TUNE_68010): New macro.
9665 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9666 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9667 (M68K_CPU_m68332): Add MASK_68010.
9668 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9669 fallback definition.
9670 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9672 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9673 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9674 to all entries that use MASK_68020.
9675 (output_move_simode_const, output_move_himode, output_move_qimode)
9676 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9677 instead of TARGET_68020 to select clr behavior. Remove comment
9678 about there being no TARGET_68010.
9679 * config/m68k/m68k.md: Likewise throughout.
9681 2007-01-12 Julian Brown <julian@codesourcery.com>
9683 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9684 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9685 * config/m68k/m68k.md: Likewise.
9687 2007-01-12 Julian Brown <julian@codesourcery.com>
9689 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9690 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9692 2007-01-12 Julian Brown <julian@codesourcery.com>
9694 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9695 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9696 * config/m68k/m68k.md: Likewise.
9698 2007-01-12 Julian Brown <julian@codesourcery.com>
9699 Richard Sandiford <richard@codesourcery.com>
9701 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9702 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9703 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9705 (TARGET_CPU32): Rename to...
9706 (TUNE_CPU32): ...this.
9707 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9708 (TUNE_CFV2): New macros.
9709 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9710 remove conditions that are implied by TARGET_68020.
9711 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9712 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9713 (m68k_output_function_epilogue): Likewise.
9714 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9715 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9716 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9717 non-68000 timings. Refactor multiplication and division costs.
9718 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9719 TUNE_CPU32 instead of TARGET_CPU32.
9720 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9721 and TUNE_68060 instead of TARGET_68060.
9722 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9723 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9725 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9726 && !TARGET_COLDFIRE" to choose between moveq and clr.
9727 Likewise in the unnamed movsf pattern.
9728 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9729 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9732 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9734 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9735 of tabbing before backslashes.
9737 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9739 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9740 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9741 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9743 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9745 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9746 find_interesting_uses_cond.
9747 (find_interesting_uses_cond): Use extract_cond_operands.
9748 (rewrite_use_compare): Use extract_cond_operands and
9749 force_gimple_operand_bsi. Do not call update_stmt.
9750 (determine_use_iv_cost_condition): Use extract_cond_operands.
9751 Return cheaper of using original bound and changing the exit bound.
9753 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9755 PR tree-optimization/29516
9756 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9757 most_expensive_mult_to_index, addr_to_parts,
9758 create_mem_ref, maybe_fold_tmr): Make the type of
9759 fields of TARGET_MEM_REF sizetype.
9760 (move_fixed_address_to_symbol, move_pointer_to_base):
9762 * tree.def (TARGET_MEM_REF): Add comment on types of
9765 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9767 * c-common.c (vector_types_convertible_p): Treat opaque types as
9768 always convertible if they have the same size, but not otherwise.
9770 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9772 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9773 Remove the b_unconditional field.
9774 (noce_try_sign_mask): Do not look at b_unconditional.
9775 (noce_process_if_block): Do not use merge_if_blocks. Update
9776 the CFG here. Do not set b_unconditional.
9777 (cond_move_process_if_block): Likewise.
9778 (find_cond_trap): Likewise.
9779 (check_cond_move_block): Require simple jump insns at the end
9782 2007-01-11 Jan Hubicka <jh@suse.cz>
9784 PR tree-optimization/1046
9785 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9786 when alias info is not ready.
9787 (pass_tail_recursion): Do not require aliasing.
9788 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9789 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9790 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9791 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9792 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9793 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9794 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9796 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9797 When aliasing is not build, mark statement as volatile.
9799 2007-01-11 Tom Tromey <tromey@redhat.com>
9801 PR preprocessor/15185, PR preprocessor/20989:
9802 * doc/cppopts.texi <-MT>: Update description of algorithm for
9803 computing default target.
9804 <-M, -MD>: Reword "basename" text.
9806 2007-01-11 Roger Sayle <roger@eyesopen.com>
9808 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9809 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9810 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9811 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9812 fold_builtin_bswap, real_constp, fold_builtin_pow,
9813 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9814 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9815 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9816 * convert.c (convert_to_pointer): Likewise.
9817 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9818 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9819 const_binop, fold_convert_const_int_from_int,
9820 fold_convert_const_int_from_real,
9821 fold_convert_const_real_from_real, sign_bit_p,
9822 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9823 fold_sign_changed_comparison, fold_unary, fold_comparison,
9824 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9825 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9826 * print-tree.c (print_node_brief, print_node): Likewise.
9827 * stor-layout.c (place_field, layout_type): Likewise.
9828 * tree-chrec.c (keep_cast): Likewise.
9829 * tree.c (build_vector, build_real, build_real_from_int_cst,
9830 build_complex): Likewise.
9832 2007-01-11 Roger Sayle <roger@eyesopen.com>
9834 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9835 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9837 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9839 * configure.ac (strict1_warn): Rename to strict_warn.
9840 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9841 cc_set_by_configure, quoted_cc_set_by_configure,
9842 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9843 all_boot_languages, all_stagestuff): Remove.
9844 (target_list): Remove bootstrap targets.
9845 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9846 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9847 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9848 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9849 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9850 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9851 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9852 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9853 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9854 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9855 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9856 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9857 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9858 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9859 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9860 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9861 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9862 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9863 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9864 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9865 (mostlyclean): Adjust.
9866 (clean, distclean): Don't mention bootstrap stuff.
9867 * configure: Regenerate.
9868 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9869 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9870 treelang/config-lang.in (stagestuff): Remove.
9871 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9872 stageprofile, stagefeedback, stagestuff): Remove mention.
9874 2007-01-11 Nick Clifton <nickc@redhat.com>
9876 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9878 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9879 (mcore_arith_K_S_operand): Run the test for the S constraint not
9880 the test for the M constraint.
9881 (mcore_addsub_operand): Do not accept integer values that are
9882 larger than 32 bits.
9883 * config/mcore/mcore.md: Remove unused constraints from split.
9884 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9886 (allocate_stack): Likewise.
9887 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9888 operands to 32 bits.
9889 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9891 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9892 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9893 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9894 mcore_output_bclri, mcore_output_andn, output_inline_const,
9895 mcore_output_move, mcore_output_movedouble): Likewise.
9896 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9897 (output_inline_const): Likewise.
9898 (output_inline_const): Fix format strings used in sprintf
9900 * config/mcore/mcore-protos.h: Update prototypes for changed
9901 functions in mcore.c.
9902 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9903 HOST_WIDE_INT and not int.
9904 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9905 CONST_OK_FOR_N): Likewise.
9906 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9907 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9910 2007-01-10 Jan Hubicka <jh@suse.cz>
9912 * tree-vrp.c (remove_range_assertions): Release defs.
9913 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9914 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9916 2007-01-10 Paul Brook <paul@codesourcery.com>
9918 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9919 * config/arm/arm.md (mulsi3subsi): New insn.
9921 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9923 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9924 (tree_transform_and_unroll_loop): New.
9925 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9928 2007-01-10 Robert Kennedy <jimbob@google.com>
9930 * fold-const.c (fold_comparison): Fold comparisons like (x *
9931 1000 < 0) to (x < 0).
9933 2007-01-10 Ian Lance Taylor <iant@google.com>
9935 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9936 operands have the same priority.
9938 2007-01-10 Tom Tromey <tromey@redhat.com>
9940 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9941 (fold_binary): Likewise.
9942 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9943 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9944 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9945 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9946 * langhooks.h (struct lang_hooks): Removed field
9947 'can_use_bit_fields_p'.
9949 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9951 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9953 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9955 * function.c (get_last_funcdef_no): New function.
9956 * function.h (get_last_funcdef_no): Declare.
9957 * tree-inline.c (initialize_cfun): Add initialization.
9958 (tree_function_versioning): Cleanup.
9960 2007-01-10 Jan Hubicka <jh@suse.cz>
9962 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9965 2007-01-10 Sa Liu <saliu@de.ibm.com>
9966 Ben Elliston <bje@au.ibm.com>
9968 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9969 for SAVE_NONLOCAL and Pmode for any other save level.
9970 * spu-protos.h (spu_restore_stack_block): Declare.
9971 * spu.md (save_stack_block): Remove.
9972 (restore_stack_block): Call spu_restore_stack_block.
9973 * spu.c (spu_restore_stack_block): New function.
9974 (spu_expand_epilogue): Remove old comment.
9976 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9978 PR tree-optimization/30322
9979 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9980 (cand_value_at): Return the value as aff_tree.
9981 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9982 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9983 aff_combination_mult): New functions.
9984 (aff_combination_add): Use aff_combination_add_cst.
9985 (aff_combination_convert): Allow conversions to a wider type.
9986 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9987 * tree-affine.h (aff_combination_mult): Declare.
9989 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9991 * doc/tm.texi: Update documentation to reflect reality of exec
9992 and start file search behaviours. Update copyright year.
9993 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9994 header file directories.
9996 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9998 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9999 (*cosxf2): Rename to cosxf2_i387.
10000 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10001 using X87MODEF12 mode macro. Rename patterns to
10002 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10004 (*cosdf2, *cossf2): Ditto.
10005 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10006 to match extended input operands.
10007 (sincos<mode>3): New expander.
10008 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10009 insn patterns and corresponding splitters.
10011 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10013 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10014 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10016 2007-01-09 Nicolas Pitre <nico@cam.org>
10019 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10021 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10023 * target.h (struct gcc_target): New field library_rtti_comdat.
10024 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10025 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10026 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10027 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10029 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10031 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10033 2007-01-08 Richard Guenther <rguenther@suse.de>
10035 * tree.h (force_fit_type_double): Export.
10036 (force_fit_type): Remove.
10037 * fold-const.c (force_fit_type_double): New function.
10038 (force_fit_type): Remove.
10039 (int_const_binop): Use it.
10040 (fold_convert_const_int_from_int): Likewise.
10041 (fold_convert_const_int_from_real): Likewise.
10042 (fold_div_compare): Likewise.
10043 (fold_sign_changed_comparison): Likewise.
10044 (fold_unary): Likewise.
10045 (fold_negate_const): Likewise.
10046 (fold_abs_const): Likewise.
10047 (fold_not_const): Likewise.
10048 * c-common.c (shorten_compare): Use force_fit_type_double.
10049 * convert.c (convert_to_pointer): Likewise.
10051 2007-01-08 Richard Guenther <rguenther@suse.de>
10053 * tree.h (build_int_cst_wide_type): Export.
10054 * tree.c (build_int_cst_wide_type): New function.
10055 (build_int_cst_wide): Fix comment.
10056 * builtins.c (fold_builtin_object_size): Use build_int_cst
10057 to build -1 or 0 of the correct type. Use fit_double_type
10058 to check for overflow.
10059 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10061 (decode_field_reference): Likewise.
10062 (all_ones_mask_p): Likewise.
10063 (native_interpret_int): Use build_int_cst_wide_type.
10064 (fold_binary): Use build_int_cst_type to build an all-ones
10066 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10068 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10070 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10072 2007-01-09 Ben Elliston <bje@au.ibm.com>
10074 * genautomata.c (STATS_OPTION): New option.
10075 (stats_flag): New flag.
10076 (gen_automata_option): Handle it.
10077 (initiate_automaton_gen): Ditto.
10078 (write_automata): Output statistics only if stats_flag is
10079 set. Likewise, output time statistics only if time_flag is set.
10080 * doc/md.texi (Processor pipeline description): Document new flag.
10082 2007-01-08 Richard Guenther <rguenther@suse.de>
10084 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10085 * tree.c (build_int_cst_type): Likewise.
10086 (size_in_bytes): Don't call force_fit_type on the result.
10087 (int_fits_type_p): Use fit_double_type.
10088 * fold-const.c (fit_double_type): New function.
10089 (force_fit_type): Use it.
10090 * tree.h (fit_double_type): Export.
10092 2007-01-08 Jan Hubicka <jh@suse.cz>
10094 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10095 * ipa.c (function_and_variable_visibility): Fix return type.
10097 2007-01-08 Richard Guenther <rguenther@suse.de>
10099 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10100 of offset to build the index.
10101 * tree-pretty-print.c (dump_generic_node): Don't build negated
10102 const just for printing.
10103 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10104 * builtins.c (fold_builtin_int_roundingfn): Check if result
10105 fits the type by using force_fit_type and comparing the result.
10106 * predict.c (predict_loops): Use compare_tree_int for comparison.
10107 * tree.c (build_int_cst): Fall back to integer_type_node for
10109 (build_int_cst_wide): Assert type is non-null.
10111 2007-01-08 Roberto Costa <roberto.costa@st.com>
10113 * tree-vrp.c (extract_range_from_cond_expr): New.
10114 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10115 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10117 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10118 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10119 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10120 used as expressions.
10121 * tree-object-size.c (cond_expr_object_size): New.
10122 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10124 2007-01-08 Jan Hubicka <jh@suse.cz>
10126 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10127 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10130 2007-01-08 Richard Guenther <rguenther@suse.de>
10132 PR tree-optimization/23603
10133 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10134 (extract_range_from_binary): Fall back to truthvalue instead of
10135 varying for TRUTH_*_EXPR.
10136 (extract_range_from_comparison): Fall back to truthvalue instead of
10138 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10139 if all visited PHI values were constant.
10141 2007-01-08 Jan Hubicka <jh@suse.cz>
10143 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10144 (cgraph_analyze_function): break out from ...
10145 (cgraph_finalize_compilation_unit): ... here.
10146 (cgraph_expand_function): Remove forgoten commented out line.
10147 (cgraph_optimize): Analyze functions.
10149 2007-01-08 Jan Hubicka <jh@suse.cz>
10151 * tree-pas.h (TODO_remove_function): New flag.
10152 (TODO_update*): Renumber.
10153 (pass_ipa_increase_alignment,
10154 pass_ipa_function_and_variable_visibility): New passes.
10155 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10156 (cgraph_function_and_variable_visibility): Move to ipa.c
10157 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10158 cgraph_increase_alignment.
10159 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10160 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10161 calling tree-inline.
10162 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10163 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10164 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10165 (gate_increase_alignment): New function.
10166 (pass_ipa_increase_alignment): New pass.
10167 * ipa.c: Inline tree-pass.h and timevar.h
10168 (function_and_variable_visibility): Move here from cgraphunit.c
10169 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10170 * passes.c (init_optimization_passes): Add the two new passes.
10171 (execute_todo): Handle cgraph_remove_functions.
10173 2007-01-08 Nick Clifton <nickc@redhat.com>
10175 * config/frv/predicates.md (reg_or_0_operand): Accept
10178 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10180 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10181 * config.gcc: Add bfin*-rtems*.
10183 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10185 * c.opt: Add -flax-vector-conversions.
10186 * c-typeck.c (convert_for_assignment): Pass flag to
10187 vector_types_convertible_p to allow emission of note.
10188 (digest_init): Likewise.
10189 * c-opts.c: Handle -flax-vector-conversions.
10190 * c-common.c (flag_lax_vector_conversions): New.
10191 (vector_types_convertible_p): Unless -flax-vector conversions
10192 has been passed, disallow conversions between vectors with
10193 differing numbers of subparts and/or element types. If such
10194 a conversion is disallowed, possibly emit a note on the first
10195 occasion only to inform the user of -flax-vector-conversions.
10196 The new last argument specifies this.
10197 * c-common.h (flag_lax_vector_conversions): New.
10198 (vector_types_convertible_p): Add extra argument.
10199 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10200 char_type_node for V*QI type vectors.
10201 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10202 Update to satisfy new typechecking rules.
10203 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10204 C and C++ variants.
10205 * doc/invoke.texi (C Dialect Options): Document
10206 -flax-vector-conversions.
10208 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10210 PR tree-optimization/29877
10211 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10212 a register variable on the RHS to not be replaceable.
10214 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10215 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10216 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10217 const_simm15, const_pow2, const_npow2): Added.
10218 * config/score/misc.md (insv, extv, extzv, movmemsi,
10219 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10220 * config/score/score.c (score_address_cost, score_select_cc_mode):
10222 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10223 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10224 Update score_print_operand.
10225 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10226 Adjust register allocate order and update some macro define.
10227 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10228 mdx_block_move_straight, mdx_block_move_loop_head,
10229 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10230 mdx_block_move): Added.
10231 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10232 mdp_limm): Updated and fix some bug and typo.
10233 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10234 (movsf, movdf, doloop_end): Added.
10236 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10238 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10239 config/arm/thumb2.md: Fix comment typos.
10240 * doc/extend.texi: Fix a typo.
10242 2007-01-07 Eric Christopher <echristo@apple.com>
10244 * configure.ac: Check for __stack_chk_fail for darwin.
10245 * configure: Regenerate.
10247 2007-01-07 Richard Guenther <rguenther@suse.de>
10249 * tree-vrp.c (extract_range_from_assert): CSE calls to
10250 compare_values where possible.
10251 (extract_range_from_unary_expr): Likewise.
10253 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10255 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10256 * config/avr/avr.c (call_insn_operand): Delete function.
10257 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10258 instead of register number. Use predicates.
10259 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10260 call_insn_operand): Add.
10262 2007-01-06 Jan Hubicka <jh@suse.cz>
10264 * tree-pass.h (pass_build_cgraph_edges): Declare.
10265 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10266 (visited_nodes): Remove.
10267 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10268 build_cgrpah_edges; make visited_nodes local.
10269 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10270 (record_references_in_initializer): Move to cgraphbuild.c
10271 (initialize_inline_failed, rebuild_cgraph_edges,
10272 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10273 (verify_cgraph_node): Make visited_nodes local.
10274 (cgraph_analyze_function): Do not call cgraph_create_edges and
10275 initialize_inline_failed.
10276 (cgraph_expand_function): Do not call cgraph_lower_function;
10277 assert that function is already lowered.
10278 * Makefile.in (cgraphbuild.o): New.
10279 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10280 at the end of lowering passes.
10282 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10284 * ifcvt.c (cond_move_convert_if_block): New function, code
10285 factored out from...
10286 (cond_move_process_if_block): ...here. Call the new function
10287 on the THEN and ELSE blocks.
10288 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10289 already takes care of this.
10291 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10294 * tree.h (TREE_OVERFLOW_P): New.
10295 * c-typeck.c (parser_build_unary_op): Warn only if result
10296 overflowed and operands did not.
10297 (parser_build_binary_op): Likewise.
10298 (convert_for_assignment): Remove redundant overflow_warning.
10299 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10301 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10303 * c-typeck.c (store_init_value): Split over two lines to follow
10304 the GNU coding style.
10306 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10308 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10309 __GXX_EXPERIMENTAL_CXX0X__.
10310 * doc/cpp.texi: Same.
10312 2007-01-05 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/27826
10315 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10316 with mismatched types. Instead explicitly build a
10317 conversion NOP_EXPR.
10319 2007-01-05 Ian Lance Taylor <iant@google.com>
10321 * c-common.c (decl_with_nonnull_addr_p): New function.
10322 (c_common_truthvalue_conversion): Call it.
10323 * c-typeck.c (build_binary_op): Likewise.
10324 * c-common.h (decl_with_nonnull_addr_p): Declare.
10326 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10329 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10332 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10334 * doc/install.texi (Final install): Document the fact that
10335 the GNAT runtime should not be stripped.
10337 2007-01-04 Jan Hubicka <jh@suse.cz>
10339 * tree-inline.c (fold_marked_statements): Update operand caches
10340 and EH after folding
10342 2007-01-04 Ian Lance Taylor <iant@google.com>
10344 * c-common.c (check_function_nonnull): Whitespace fix.
10346 2007-01-04 Jan Hubicka <jh@suse.cz>
10348 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10349 comitted older version of patch.
10350 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10351 function, celanup cfg and collect garbage.
10353 2007-01-04 Mike Stump <mrs@apple.com>
10355 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10358 2007-01-04 Eric Christopher <echristo@apple.com>
10360 * libgcc2.c (__bswapsi2): Use SItype.
10361 (__bswapdi2): Use DItype.
10362 * libgcc2.h: Update for above.
10364 2007-01-04 Paul Brook <paul@codesourcery.com>
10366 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10367 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10368 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10369 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10370 umulsi3_highpart): Make conditional on !arm_arch6.
10371 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10372 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10373 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10374 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10375 umulsi3_highpart_v6): New insns.
10377 2007-01-04 Roger Sayle <roger@eyesopen.com>
10379 * fold-const.c (fold_convert): When casting an expression to void,
10380 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10381 have a type. Instead of attempting to build a NOP_EXPR, return
10382 these "special" trees directly.
10384 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10386 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10387 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10388 rs6000_cost->fp not 0 as adjustment for outer NEG.
10390 2007-01-04 Jan Hubicka <jh@suse.cz>
10392 * cgraph.c (cgraph_release_function_body): New function.
10393 (cgraph_remove_node): Use it.
10394 * cgraph.h (cgraph_release_function_body): Declare.
10395 * cgraphunit.c (cgraph_expand_function): Use it.
10396 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10397 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10398 is initialized and while compilation of other function is running.
10399 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10400 statement CFG annotations from here to ...
10401 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10403 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10405 * cfgloop.h (enum li_flags): Make the constants powers of two.
10407 2007-01-04 Jan Hubicka <jh@suse.cz>
10409 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10411 (fold_marked_statements): New function.
10412 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10413 * tree-inline.h (copy_body_data): Add statements_to_fold.
10415 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10417 * config.gcc: Mention libgcc/config.host.
10418 * Makefile.in: Update comments mentioning libgcc.
10419 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10420 (all.cross, start.encap, rest.encap, rest.cross): Update
10421 dependencies for libgcc move.
10422 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10423 (clean-target, clean-target-libgcc): Delete.
10424 (srcdirify, GCC_EXTRA_PARTS): New macros.
10425 (libgcc-support, libgcc.mvars): New rules.
10426 (distclean): Remove mention of mklibgcc.
10427 (install): Don't reference INSTALL_LIBGCC.
10428 (install-common): Don't reference EXTRA_PARTS.
10429 (install-libgcc, install-multilib): Delete rules.
10430 * mklibgcc.in: Delete file.
10431 * doc/configfiles.texi: Don't mention mklibgcc.
10433 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10434 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10435 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10436 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10437 (mklibgcc, ldblspecs): Likewise.
10439 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10440 (posixpre.def): Use $(T).
10441 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10442 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10443 (SHLIB_LINK): Make dummy.
10444 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10446 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10448 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10449 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10450 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10451 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10453 * configure.ac (all_outputs): Remove mklibgcc.
10454 * configure: Regenerated.
10456 2007-01-03 Josh Conner <jconner@apple.com>
10458 PR middle-end/29683
10459 * calls.c (compute_argument_addresses): Set stack and stack_slot
10460 for partial args, too.
10461 (store_one_arg): Use locate.size.constant for the size when
10462 generating a save_area.
10464 2007-01-03 Robert Kennedy <jimbob@google.com>
10466 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10467 whose definitions are deleted due to basic block merging.
10469 2007-01-03 Paul Brook <paul@codesourcery.com>
10472 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10474 (use_return_insn): Return 0 for Thumb interrupt functions.
10475 (print_multi_reg): Add rfe argument for IRQ returns.
10476 (arm_output_epilogue): Pop interrupt return address directly into PC.
10477 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10479 2007-01-03 Paul Brook <paul@codesourcery.com>
10481 Merge from sourcerygxx-4_1.
10482 * config/arm/thumb2.md: New file.
10483 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10485 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10486 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10487 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10488 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10490 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10491 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10493 * config/arm/ieee754-sf.S: Ditto.
10494 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10495 (thumb1_base_register_rtx_p): ... to this.
10496 (thumb_index_register_rtx_p): Rename...
10497 (thumb1_index_register_rtx_p): ... to this.
10498 (thumb_output_function_prologue): Rename...
10499 (thumb1_output_function_prologue): ... to this.
10500 (thumb_legitimate_address_p): Rename...
10501 (thumb1_legitimate_address_p): ... to this.
10502 (thumb_rtx_costs): Rename...
10503 (thumb1_rtx_costs): ... to this.
10504 (thumb_compute_save_reg_mask): Rename...
10505 (thumb1_compute_save_reg_mask): ... to this.
10506 (thumb_final_prescan_insn): Rename...
10507 (thumb1_final_prescan_insn): ... to this.
10508 (thumb_expand_epilogue): Rename...
10509 (thumb1_expand_epilogue): ... to this.
10510 (arm_unwind_emit_stm): Rename...
10511 (arm_unwind_emit_sequence): ... to this.
10512 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10513 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10514 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10515 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10516 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10517 thumb2_output_casesi): New functions.
10518 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10519 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10520 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10521 THUMB2_WORK_REGS): Define.
10522 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10523 arm_condexec_mask, arm_condexec_masklen)): New variables.
10524 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10525 (arm_override_options): Check new CPU capabilities.
10526 Set new architecture flag variables.
10527 (arm_isr_value): Handle v7m interrupt functions.
10528 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10530 (const_ok_for_arm): Handle Thumb-2 constants.
10531 (arm_gen_constant): Ditto. Use movw when available.
10532 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10534 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10535 (thumb_find_work_register, arm_load_pic_register,
10536 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10537 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10538 print_multi_reg, output_mov_long_double_fpa_from_arm,
10539 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10540 output_mov_double_fpa_from_arm, output_move_double,
10541 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10542 output_return_instruction, arm_output_function_prologue,
10543 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10544 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10545 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10546 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10547 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10548 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10550 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10551 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10552 (arm_file_start): Output directive for unified syntax.
10553 (arm_unwind_emit_set): Handle stack alignment instruction.
10554 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10555 Add v6t2, v7, v7a, v7r and v7m.
10556 (RETLDM): Add Thumb-2 code.
10557 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10558 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10559 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10560 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10561 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10562 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10563 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10564 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10565 ADJUST_INSN_LENGTH): Define.
10566 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10567 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10568 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10569 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10570 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10571 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10572 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10573 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10574 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10575 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10576 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10577 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10578 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10579 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10580 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10581 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10582 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10584 * config/arm/arm-tune.md: Regenerate.
10585 * config/arm/arm-protos.h: Update prototypes.
10586 * config/arm/vfp.md: Enable patterns for Thumb-2.
10587 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10588 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10589 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10590 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10591 * config/arm/libunwind.S: Add Thumb-2 code.
10592 * config/arm/constraints.md: Update include Thumb-2.
10593 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10594 * config/arm/ieee754-df.S: Ditto.
10595 * config/arm/bpabi.S: Ditto.
10596 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10597 * config/arm/predicates.md (low_register_operand,
10598 low_reg_or_int_operand, thumb_16bit_operator): New.
10599 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10600 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10601 * config/arm/t-arm-elf: Add armv7 multilib.
10602 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10604 (UNSPEC_STACK_ALIGN, ce_count): New.
10605 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10606 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10608 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10609 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10610 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10611 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10612 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10613 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10615 * doc/extend.texi: Document ARMv7-M interrupt functions.
10616 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10618 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10620 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10621 (struct _Unwind_Context): Rename args_size to flags, remove
10622 signal_frame field, add a new args_size field and version field.
10623 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10624 _Unwind_IsExtendedContext): New inline functions.
10625 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10626 Assume by_value array is only present if _Unwind_IsExtendedContext.
10627 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10628 _Unwind_IsSignalFrame.
10629 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10630 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10631 (uw_init_context_1): Initialize context->flags to
10632 EXTENDED_CONTEXT_BIT.
10633 * config/rs6000/linux-unwind.h (frob_update_context): Use
10634 _Unwind_SetSignalFrame.
10636 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10638 PR middle-end/30353
10639 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10640 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10643 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10645 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10646 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10647 RET, AT_SP): Remove.
10648 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10651 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10652 * cfgbuild.c (find_basic_blocks): Likewise.
10653 * cfgrtl.c (rtl_create_basic_block): Likewise.
10654 * function.c (temp_slots_at_level): Likewise.
10655 * reg-stack.c (stack_regs_mentioned): Likewise.
10656 * regclass.c (allocate_reg_info): Likewise.
10657 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10658 set_bb_for_stmt, move_block_to_fn): Likewise.
10659 * tree-complex.c (tree_lower_complex): Likewise.
10660 * vec.h (VEC_safe_grow_cleared): New.
10662 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10664 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10666 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10667 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10669 * cfgloopmanip.c (scale_loop_frequencies): Export.
10670 (loopify): Scale the frequencies by prescribed coefficients.
10671 (set_zero_probability): New function.
10672 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10673 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10674 and frequencies according to arguments.
10675 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10677 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10678 * modulo-sched.c (sms_schedule): Set probabilities for entering
10679 versioned loop correctly.
10680 * tree-vect-transform.c (vect_transform_loop): Ditto.
10681 * cfgloop.h (loopify, loop_version): Declaration changed.
10682 (scale_loop_frequencies): Declared.
10684 2007-01-02 Jan Hubicka <jh@suse.cz>
10686 * cgraph.c: Include tree-flow.h
10687 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10688 early_local_passes.
10689 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10690 * tree-pass.h (pass_all_early_optimizations): Declare.
10691 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10692 early_local_passes.
10693 (cgraph_analyze_function): Do early_local_passes.
10694 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10695 Do not add referenced vars.
10696 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10698 (gate_all_early_local_passes): New gate.
10699 (pass_early_local_passes): Use new gate.
10700 (execute_early_local_optimizations): New functions.
10701 (gate_all_early_optimizations): New gate.
10702 (pass_all_early_optimizations): New pass.
10703 (execute_free_datastructures): Free SSA only when initialized.
10704 (gate_init_datastructures): Init only when optimizing.
10705 (tree_lowering_passes): Do early local passes when called late.
10706 * tree-profile.c (do_tree_profiling): Don't profile functions added
10708 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10709 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10711 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10712 during early_local_passes.
10713 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10716 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10718 * Makefile.in: Update copyright year.
10720 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10722 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10723 in $(lang_checks) and check-consistency targets.
10725 2007-01-02 Jan Hubicka <jh@suse.cz>
10727 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10728 Do not add referenced vars.
10729 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10731 * passes.c (init_optimization_passes): Put mudflap_2 after
10732 free_datastructures.
10734 2007-01-02 Jan Hubicka <jh@suse.cz>
10736 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10737 Set NOTHROW flag on call statements proved to be nothrow.
10738 Update statement of local calls so new pure/const functions are
10739 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10741 (tree_rest_of_compilation): Register hooks and initialize bitmap
10742 early. Do not set after_inlining flag.
10744 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10746 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10747 HOST_BITS_PER_LONGLONG
10749 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10752 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10753 warning for non-static initializers.
10755 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10757 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10758 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10759 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10760 Always use set_unique_reg_note to add REG_EQUAL notes.
10762 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10765 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10767 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10768 * cfgbuild.c (find_basic_blocks): Likewise.
10769 * cfgrtl.c (rtl_create_basic_block): Likewise.
10770 * function.c (temp_slots_at_level): Likewise.
10771 * reg-stack.c (stack_regs_mentioned): Likewise.
10772 * regclass.c (allocate_reg_info): Likewise.
10773 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10774 set_bb_for_stmt, move_block_to_fn): Likewise.
10775 * tree-complex.c (tree_lower_complex): Likewise.
10776 * vec.h (VEC_safe_grow_cleared): New.
10778 2007-01-02 Ian Lance Taylor <iant@google.com>
10780 * c-common.c (c_common_truthvalue_conversion): When warning about
10781 using an assignment as a truth value, set TREE_NO_WARNING.
10783 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10786 * c.opt (Wold-style-declaration): New.
10787 * doc/invoke.texi (C-only Warning Options): New.
10788 (Wold-style-declaration): Document it.
10789 (Wextra): Enabled by -Wextra.
10790 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10791 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10792 -Wold-style-declaration.
10794 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10796 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10797 * cfgbuild.c (find_basic_blocks): Likewise.
10798 * cfgrtl.c (rtl_create_basic_block): Likewise.
10799 * function.c (temp_slots_at_level): Likewise.
10800 * reg-stack.c (stack_regs_mentioned): Likewise.
10801 * regclass.c (allocate_reg_info): Likewise.
10802 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10803 set_bb_for_stmt, move_block_to_fn): Likewise.
10804 * tree-complex.c (tree_lower_complex): Likewise.
10805 * vec.h (VEC_safe_grow_cleared): New.
10807 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10809 * c-common.c (c_common_nodes_and_builtins): Since variants of
10810 void_type_node get built before it is given a name, we need to
10811 give those variants the name, too.
10812 (complete_array_type): We need to work with the canonical main
10813 type of the array, from which we will build the qualified version.
10814 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10815 * print-tree.c (print_node): Display canonical type information
10817 * stor-layout.c (layout_type): When we don't know the
10818 alignment of a type for which we're building an array, we end up
10819 guessing wrong, so make the type require structural equality.
10820 * tree.c (make_node_stat): When we build a new type, it is its
10821 own canonical type.
10822 (build_type_attribute_qual_variant): When building an attribute
10823 variant, its canonical type is the non-attribute variant. However,
10824 if the attributes are target-dependent and they differ, we need to
10825 use structural equality checks for this type.
10826 (build_qualified_type): A qualified type is not equivalent to its
10827 unqualified variant; set the canonical type appropriately.
10828 (build_distinct_type_copy): When building a distinct type from
10829 another type, the new type is its own canonical type.
10830 (build_variant_type_copy): When building a new type variant, we
10831 assume that it is equivalent to the original type.
10832 (build_pointer_type_for_mode): When building a pointer type, also
10833 build a canonical type pointer.
10834 (build_reference_type_for_mode): When building a reference type,
10835 also build a canonical type reference.
10836 (build_index_type): When we can't hash an index type (e.g.,
10837 because its maximum value is negative), the index type requires
10838 structural equality tests.
10839 (build_array_type): Build the canonical form of an array type.
10840 (build_function_type): Function types require structural equality,
10841 because they contain default arguments, attributes, etc.
10842 (build_method_type_directly): Ditto for method types.
10843 (build_offset_type): Build the canonical offset type.
10844 (build_complex_type): Build the canonical vector type.
10845 (make_vector_type): Build the canonical vector type.
10846 * tree.h (TYPE_CANONICAL): New.
10847 (TYPE_STRUCTURAL_EQUALITY_P): New.
10848 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10849 (struct tree_type): Added "canonical" field.
10850 * params.h (VERIFY_CANONICAL_TYPES): New.
10851 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10852 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10853 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10854 * doc/invoke.texi (verify-canonical-types): Document --param
10855 parameter for verifying canonical types.
10857 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10859 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10860 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10861 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10862 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10864 * config/rs6000/e500.h: New.
10865 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10866 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10868 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10869 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10870 TARGET_E500_DOUBLE): Remove.
10871 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10872 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10873 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10874 * config/rs6000/rs6000.c (rs6000_override_options): Use
10875 CHECK_E500_OPTIONS.
10877 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10879 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10880 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10881 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10882 rs6000_emit_cmove): Don't check TARGET_E500.
10883 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10884 sordered): Don't check TARGET_E500.
10886 2007-01-01 Eric Christopher <echristo@apple.com>
10888 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10889 HARD_REGISTER_NUM_P.
10891 2007-01-01 Roger Sayle <roger@eyesopen.com>
10893 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10894 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10895 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10898 2007-01-01 Mike Stump <mrs@apple.com>
10900 * configure.ac: Remove support for building with Apple's gcc-3.1.
10902 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10904 PR middle-end/30311
10905 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10906 REG is a hard register. Do not modify REG before calling
10908 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10909 multiple of the size of YMODE for certain lowpart cases.
10911 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10913 PR middle-end/30253
10914 * gimplify (voidify_wrapper_expr): Update for
10915 GIMPLE_MODIFY_STMT.
10917 2007-01-01 Andreas Schwab <schwab@suse.de>
10920 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10921 save of BR0 in extra_spill_size instead of spill_size.
10922 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10924 (ia64_expand_epilogue): Restore BR0 from its new location.
10926 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10928 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10929 Use a temporary variable if the left hand side is not a gimple
10932 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10934 * gimplify.c (gimplify_return_expr): Make the temporary variable
10935 for the return expression, a gimple register variable.
10937 2007-01-01 Jan Hubicka <jh@suse.cz>
10939 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10942 2007-01-01 Mike Stump <mrs@apple.com>
10944 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10946 * config/darwin.c (machopic_select_rtx_section): Use
10947 HAVE_GAS_LITERAL16.
10948 (darwin_mergeable_constant_section): Likewise.
10949 * configure: Regenerate.
10950 * config.in: Regenerate.
10952 2007-01-01 Jan Hubicka <jh@suse.cz>
10953 Andrew Pinski <pinskia@gmail.com>
10955 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10956 before starting IPA passes.