1 2007-07-25 Julian Brown <julian@codesourcery.com>
2 Paul Brook <paul@codesourcery.com>
3 Joseph Myers <joseph@codesourcery.com>
4 Mark Shinwell <shinwell@codesourcery.com>
6 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
7 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8 (with_fpu): Allow --with-fpu=neon.
9 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
15 (neon_emit_pair_result_insn, neon_disambiguate_copy)
16 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
17 (output_move_neon): Add prototypes.
18 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
19 (all_fpus): Add FPUTYPE_NEON.
20 (fp_model_for_fpu): Add NEON field.
21 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
22 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
24 (arm_legitimate_address_p): Don't support fancy addressing for NEON
26 (thumb2_legitimate_address_p): Likewise.
27 (neon_valid_immediate): Recognize and prepare constants suitable for
29 (neon_immediate_valid_for_move): New function. Recognize and prepare
30 immediates for NEON move instructions.
31 (neon_immediate_valid_for_logic): New function. Recognize and
32 prepare immediates for NEON logic instructions.
33 (neon_output_logic_immediate): New function. Create asm string
34 suitable for outputting immediate logic instructions.
35 (neon_pairwise_reduce): New function. Implement reduction using
37 (neon_expand_vector_init): New function. Expand a (possibly
38 non-constant) vector initialization.
39 (neon_vector_mem_operand): New function. Memory operands supported
40 for quad-word loads/stores to/from ARM or NEON registers. Don't
41 allow base+offset addressing for core regs.
42 (neon_struct_mem_operand): New function. Valid mems for NEON
44 (coproc_secondary_reload_class): Enable NEON registers to be loaded
45 from neon_vector_mem_operand addresses without a secondary register.
46 (add_minipool_forward_ref): Handle >8-byte minipool entries.
47 (add_minipool_backward_ref): Likewise.
48 (dump_minipool): Likewise.
49 (push_minipool_fix): Likewise.
50 (output_move_quad): New function. Output quad-word moves, loads and
51 stores using ARM registers.
52 (output_move_vfp): Add support for vectors in VFP (NEON) D
54 (output_move_neon): Output a NEON load/store to/from a quadword
56 (arm_print_operand): Implement new codes:
57 - 'c' for unadorned integers (without a # sign).
58 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
60 - 'e', 'f' for the low and high D parts of a NEON Q register.
61 - 'q' outputs a NEON Q register.
62 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
63 - 'T' prints NEON opcode features from a coded bitmask.
64 - 'F' is similar to T, but signed/unsigned codes both print as
66 - 't' is similar to T, but 'u' is printed instead of 'p'.
67 - 'O' prints 'r' if NEON instruction should perform rounding (as
68 specified by bitmask), else prints nothing.
69 - '#' is a punctuation character to stop operand numbers from
70 running together with following digits in the assembler
71 strings for instructions (when using mode attributes).
72 (arm_assemble_integer): Handle extra NEON vector modes. Permute
73 constant vectors in big-endian mode, where necessary.
74 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
75 Handle EI, OI, CI, XI modes.
76 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
77 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
78 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
79 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
80 (neon_builtin_type_bits): Add enumeration, one bit for each vector
82 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
83 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
84 to turn v8qi, etc. into bits defined above.
85 (neon_itype): New enumeration. Classifications of NEON builtins.
86 (neon_builtin_datum): Define struct. Contains information about
87 a single builtin (with multiple modes).
88 (CF): Define helper macro for...
89 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
91 (neon_builtin_data): New array. Define information about builtins
92 for use during initialization/expansion.
93 (arm_init_neon_builtins): New function.
94 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
96 (neon_builtin_compare): New function.
97 (locate_neon_builtin_icode): New function. Find an insn code for a
98 builtin given a function code for that builtin. Also return type of
99 builtin (NEON_BINOP, NEON_UNOP etc.).
100 (builtin_arg): New enumeration. Types of arguments for builtins.
101 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
102 Takes a variable argument list of builtin_arg types, terminated by
104 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
105 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
106 (neon_emit_pair_result_insn): New function. Support returning pairs
107 of vectors via a pointer.
108 (neon_disambiguate_copy): New function. Set up operands for a
109 multi-word copy such that registers do not get clobbered.
110 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
111 ARM_BUILTIN_NEON_BASE.
112 (arm_file_start): Set float-abi attribute for NEON.
113 (arm_vector_mode_supported_p): Enable NEON vector modes.
114 (arm_mangle_map_entry): New.
115 (arm_mangle_map): New.
116 (arm_mangle_vector_type): New.
117 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
119 (TARGET_NEON): New macro. Target supports NEON.
120 (fputype): Add FPUTYPE_NEON.
121 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
122 for vectorization based on command-line arg.
123 (NEON_REGNO_OK_FOR_NREGS): Define.
124 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
125 (VALID_NEON_STRUCT_MODE): Define.
126 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
127 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
128 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
129 (consttable_16): Add pattern for outputting 16-byte minipool
131 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
133 (vec-common.md, neon.md): Include md files.
134 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
135 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
136 (memory_constraint "Ut", "Un", "Us"): Define.
137 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
138 (MMX_char): New mode attribute.
139 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
140 (*add<mode>3_iwmmxt): New insn pattern.
141 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
142 (*sub<mode>3_iwmmxt): New insn pattern.
143 (mulv4hi3): Rename to...
144 (*mulv4hi3_iwmmxt): This.
145 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
146 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
147 (uminv4hi3, uminv2si3): Remove. Replace with...
148 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
149 (*umin<mode>3_iwmmxt): These.
150 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
151 (ashr<mode>3_iwmmxt): This new pattern.
152 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
153 (lshr<mode>3_iwmmxt): This new pattern.
154 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
155 (ashl<mode>3_iwmmxt): This new pattern.
156 * config/arm/neon-docgen.ml: New file. Generate documentation for
158 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
159 * config/arm/arm_neon.h: New (autogenerated).
160 * config/arm/neon-testgen.ml: New file. Generate NEON tests
162 * config/arm/neon.md: New file. Define NEON instructions.
163 * config/arm/neon.ml: New file. Abstract description of NEON
164 instructions, used to generate arm_neon.h header, documentation and
166 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
167 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
169 * doc/extend.texi (ARM Built-in Functions): Rename and remove
171 (ARM NEON Intrinsics): New subsection.
172 * doc/arm-neon-intrinsics.texi: New (autogenerated).
174 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
176 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
179 2007-07-24 Jan Hubicka <jh@suse.cz>
181 * regclass.c (move_table): New type.
182 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
183 (init_move_cost): Break out from ...
184 (init_reg_sets_1): ... here; simplify computation of
185 have_regs-of_mode and contains_reg_of_mode.
186 (record_reg_classes): Unswitch internal loops.
187 (copy_cost): Trigger lazy initialization of move cost
188 (record_address_regs): Likewise.
190 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
192 * config/darwin.c (darwin_override_options): Don't force on
193 flag_var_tracking_uninit when no debug info is requested.
195 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
197 * cfgloop.c (init_loops_structure): New function.
198 (flow_loops_find): Create root of the loop tree unconditionally.
200 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
202 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
204 2007-07-24 Jan Hubicka <jh@suse.cz>
206 * caller-save.c: Include ggc.h, gt-caller-save.h
207 (reg_save_code, reg_restore_code): Rename to ...
208 (cached_reg_save_code, cached_reg_restore_code): ... those.
209 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
210 (reg_save_code, reg_restore_code): New functions.
211 (init_caller_save): Do not intialize
212 reg_save_code/reg_restore_code tables.
213 * Makeifle.in: (gt-caller-save.h): New.
215 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
217 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
218 with the mode of the original operand instead of
221 2007-07-23 Jan Hubicka <jH@suse.cz>
223 * i386.c (ix86_secondary_memory_needed): Break out to...
224 (inline_secondary_memory_needed): ... here.
225 (ix86_memory_move_cost): Break out to ...
226 (inline_memory_move_cost): ... here; add support for IN value of 2 for
227 maximum of input and output; fix handling of Q_REGS on 64bit.
228 (ix86_secondary_memory_needed): Microoptimize.
230 2007-07-23 Sebastian Pop <sebpop@gmail.com>
232 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
233 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
234 stmts_from_loop, known_dependences_p, build_rdg): New.
235 * tree-data-ref.h: Depends on graphds.h.
236 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
237 (build_rdg): Declared.
238 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
240 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
242 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
245 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
246 Jakub Jelinek <jakub@redhat.com>
248 PR middle-end/PR28690
249 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
250 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
251 and MEM_POINTER operands over REG and MEM operands.
252 (swap_commutative_operands_p): Change return value to bool.
253 * rtl.h: Update the corresponding prototype.
254 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
255 instead of gen_rtx_PLUS.
256 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
257 value to bool. Change function arguments to rtx's and update code
259 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
260 calls to match the new declaration.
261 * simplify-rtx.c (simplify_associative_operation): Don't
262 reorder simplify_binary_operation arguments.
264 2007-07-23 Richard Sandiford <richard@codesourcery.com>
266 * config/mips/mips.c (override_options): Use mips_costs to derive
267 the default branch cost.
268 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
270 * config/mips/mips.opt (mbranch-cost=): New option.
271 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
273 2007-07-23 Richard Sandiford <richard@codesourcery.com>
275 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
276 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
277 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
278 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
280 2007-07-23 Richard Sandiford <richard@codesourcery.com>
282 * config/mips/constraints.md (ks): New constraint.
283 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
284 (*add<mode>3_mips16): ...here.
286 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
288 * optabs.h (enum optab_index): Add new OTI_signbit.
289 (signbit_optab): Define corresponding macro.
290 (enum insn_code signbit_optab[]): Remove array.
291 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
292 (expand_copysign_absneg): If back end provides signbit insn, use it
293 instead of bit operations on floating point argument.
294 * builtins.c (enum insn_code signbit_optab[]): Remove array.
295 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
296 availability of signbit insn.
298 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
299 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
300 SSE mode is not active.
301 (isinf<mode>2): Disable for mfpmath=sse,387.
303 2007-07-22 Ben Elliston <bje@au.ibm.com>
305 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
307 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
309 2007-07-20 Richard Guenther <rguenther@suse.de>
311 * tree-cfg.c (verify_expr): COND_EXPRs can have any
312 integral typed condition.
313 * tree-ssa.c (useless_type_conversion_p): Do not preserve
314 booleanness. Only preserve conversions from a non-base
315 type to a base type, not in general between types with
316 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
317 * tree.def (COND_EXPR): Document that the condition
318 can be of any integral type.
320 2007-07-20 Nigel Stephens <nigel@mips.com>
321 Richard Sandiford <richard@codesourcery.com>
323 * config/mips/mips.h (mips_dwarf_regno): Declare.
324 (DBX_REGISTER_NUMBER): Remove redundant brackets.
325 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
326 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
327 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
328 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
329 (REG_CLASS_NAMES): Update accordingly.
330 * config/mips/mips.c (mips_dwarf_regno): New array.
331 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
332 (mips_subword): Remove special handling for accumulator registers.
333 (override_options): Initiailize mips_dwarf_regno. Remove use
335 (mips_swap_registers): New function.
336 (mips_conditional_register_usage): Swap accumulator registers
337 around if TARGET_LITTLE_ENDIAN.
338 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
339 * config/mips/constraints.md (h, l): Use the endianness to choose
340 between MD0_REG and MD1_REG.
341 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
342 alternative-dependent template.
344 2007-07-20 Richard Sandiford <richard@codesourcery.com>
346 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
349 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
351 * function.c (thread_prologue_and_epilogue_insns): Fix exit
352 predecessor fallthru flags.
354 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
356 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
357 of compare to the same type.
358 * cfgloopmanip.c (add_loop): Update information about loop exits.
359 (loop_version): Remove the innermost loop requirement.
360 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
361 to sizetype for pointers.
363 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
365 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
366 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
367 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
369 * config/dfp-bit.c: Empty for TFmode conversions.
371 2007-07-18 Caroline Tice <ctice@apple.com>
373 * var-tracking.c (find_src_status): Check for COND_EXEC insns
374 and handle them correctly; check that src is not NULL before
376 (find_src_set_src): Likewise.
378 2007-07-18 Bob Wilson <bob.wilson@acm.org>
380 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
381 (struct alignment_context, init_alignment_context): New.
382 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
383 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
384 (XCHAL_HAVE_S32C1I): Likewise.
385 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
386 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
387 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
388 (ATOMIC, HQI): New macros.
389 (memory_barrier, *memory_barrier): New.
390 (sync_lock_releasesi): New.
391 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
392 (sync_lock_test_and_set<mode>): New.
393 (sync_<atomic><mode>): New.
394 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
395 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
396 (xtensa_expand_atomic): New.
398 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
402 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
403 transformation for builtin ISNORMAL.
404 (expand_builtin): Handle BUILT_IN_ISNORMAL.
405 * builtins.def (BUILT_IN_ISNORMAL): New.
406 * doc/extend.texi: Document isnormal.
408 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
412 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
413 optabs infrastructure. Provide generic implementation for
415 (expand_builtin): Handle FINITE/ISFINITE.
416 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
417 (fold_builtin_1): Likewise.
419 * builtins.def (BUILT_IN_ISFINITE): New.
421 * doc/extend.texi: Document isfinite.
423 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * builtins.c (expand_builtin_interclass_mathfn): Provide a
429 generic fallback for isinf.
430 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
432 * real.c (get_max_float): ... to here.
433 * real.h (get_max_float): New.
435 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
439 * builtin-attrs.def (ATTR_TYPEGENERIC,
440 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
442 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
443 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
444 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
445 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
447 * c-common.c (handle_type_generic_attribute): New.
448 (c_common_attribute_table): Add "type generic".
450 * c-typeck.c (convert_arguments): Handle "type generic" functions.
452 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
454 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
455 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
458 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
461 * config/cris/cris.c (cris_print_index): Don't use XEXP before
462 checking that the operand is an expression.
464 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
465 Danny Smith <dannysmith@users.sourceforge.net>
468 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
469 file mapping object in local namespace if Windows version later
472 2007-07-18 Richard Sandiford <richard@codesourcery.com>
474 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
475 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
476 arm_cannot_force_const_mem.
477 (arm_cannot_force_const_mem): New function.
478 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
479 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
480 of arm_tls_referenced_p.
481 * config/arm/arm.md (movsi): Split out-of-section constants when
482 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
483 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
485 2007-07-18 Richard Sandiford <richard@codesourcery.com>
487 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
489 2007-07-18 Richard Sandiford <richard@codesourcery.com>
491 * config/mips/mips.md (*extendqihi2): Convert the destination
494 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * config/pa/fptr.c: Update license header.
497 * config/pa/milli64.S: Likewise.
499 2007-07-17 Nick Clifton <nickc@redhat.com>
501 * COPYING_v3: New file. Contains version 3 of the GNU General
503 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
504 Lesser General Public License.
505 * doc/include/gpl_v3.texi: New file. Contains version 3 of
506 the GNU General Public License.
508 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
510 PR rtl-optimization/32773
511 * cfglayout.c (force_one_exit_fallthru): New function.
512 (cfg_layout_finalize): Use it.
514 2007-07-16 Richard Guenther <rguenther@suse.de>
515 Uros Bizjak <ubizjak@gmail.com>
517 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
518 before forcing it to gimple operand.
520 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
521 David Ung <davidu@mips.com>
523 * config/mips/mips.h (TUNE_24K): Define.
524 (TUNE_MACC_CHAINS): Add TUNE_24K.
525 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
527 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
528 (r74k_int_madd): .. this new reservation.
529 (define_bypass): Fixed bypasses for r74k_int_madd to use
531 * config/mips/24k.md (define_bypass): Define new
532 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
534 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
535 Nigel Stephens <nigel@mips.com>
537 * config/mips/mips.md: Include 20kc.md.
538 * config/mips/20kc.md: New file.
539 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
540 (mips_adjust_cost): Tweak for 20Kc.
541 (mips_issue_rate): Likewise.
542 * config/mips/mips.h (TUNE_20KC): Define.
544 2007-07-16 David Edelsohn <edelsohn@gnu.og>
546 * config/rs6000/rs6000.c (struct processor_cost): Add
547 cache_line_size, l1_cache_lines, and simultaneous_prefetches
549 (*_cost): Add cache information.
550 (rs6000_override_options): Set cache parameters.
552 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
555 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
556 * doc/install.texi (mips-sgi-irix6): pthread support works now.
558 2007-07-16 Paul Brook <paul@codesourcery.com>
561 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
562 (cirrus_thumb2_movsi_insn): Ditto.
564 2007-07-15 Geoffrey Keating <geoffk@apple.com>
566 * config/rs6000/darwin-fallback.c (interpret_libc): Change
569 2007-07-15 Andrew Haley <aph@redhat.com>
571 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
572 before looking in the context.
574 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
578 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
579 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
580 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
581 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
582 to generate .CALLINFO statement.
583 (hppa_expand_prologue): Set rp_saved.
584 (hppa_expand_epilogue): Use rp_saved.
585 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
586 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
588 2007-07-14 Dirk Mueller <dmueller@suse.de>
590 * omega.c (coalesce): Fix memory leak on early exit.
591 * matrix-reorg.c (check_allocation_function): Likewise.
592 * tree-vect-transform.c (vect_get_new_vect_var): free result
594 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
595 pass pointer to edge vector
596 (partition_hot_cold_basic_blocks): Fix memory leak.
597 * collect2.c (prefix_from_string): Free temporary storage.
598 * reload1.c (fixup_abnormal_edges): Free sbitmap.
600 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
602 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
603 (DO_GLOBAL_DTORS_BODY): Likewise.
605 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
606 Nigel Stephens <nigel@mips.com>
608 * config/mips/mips.c (mips_classify_symbol): Don't return
609 SYMBOL_SMALL_DATA for constant pool addresses if
610 TARGET_EMBEDDED_DATA is true.
612 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
615 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
616 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
617 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
618 __builtin_ia32_storehps, __builtin_ia32_storelps,
619 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
620 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
621 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
622 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
623 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
624 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
625 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
626 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
627 using def_builtin_const.
629 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
631 PR tree-optimization/32705
632 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
633 (simplify_binary_expression): Use SSA_VAL consistently.
635 2007-07-13 David Edelsohn <edelsohn@gnu.org>
637 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
638 (SPEFSCR_REGNO): Delete definition.
639 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
640 COUNT_REGISTER_REGNUM -> CTR_REGNO.
641 * config/rs6000/rs6000.h: Do not define *_REGNO.
642 LINK_REGISTER_REGNUM -> LR_REGNO.
643 COUNT_REGISTER_REGNUM -> CTR_REGNO.
644 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
645 COUNT_REGISTER_REGNUM -> CTR_REGNO.
646 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
647 R_VRSAVE, R_VSCR. Use them.
648 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
649 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
650 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
651 * config/rs6000/aix.h: Define R_LR. Use it.
653 2007-07-13 Caroline Tice <ctice@apple.com>
655 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
656 flag_var_tracking is explicitly turned off (i.e. when variable
657 tracking is not feasible); otherwise, turn flag_var_tracking on when
658 flag_var_tracking_uninit is on.
659 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
660 note definitions, to allow recording of initialization status in the
662 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
663 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
664 determine if two note locations are equal.
665 (output_loc_list): Don't output list entries whose start & end labels
667 (reg_loc_descriptor): Add parameter for initialization status; pass it
668 to other loc descriptor functions.
669 (one_reg_loc_descriptor): Add parameter for initialization status;
670 check its value and add DW_OP_GNU_uninit to returned loc descr if
672 (multiple_reg_loc_descriptor): Add parameter for initialization
674 pass init status argument to other loc descriptor functions; check
675 value of intialization parameter and add DW_OP_GNU_uninit to returned
676 loc descr if appropriate.
677 (based_loc_descr): Add parameter for initialization status; add new
678 variable for return value; check value of initialization parameter and
679 add DW_OP_GNU_uninit to returned loc descr if appropriate.
680 (concatn_mem_loc_descriptor): Add parameter for initialization status;
681 pass init status argument to other loc descriptor functions; check
682 value of intialization parameter and add DW_OP_GNU_uninit to returned
683 loc descr if appropriate.
684 (mem_loc_descriptor): Likewise.
685 (concat_loc_descriptor): Likewise.
686 (concatn_loc_descriptor): Likewise.
687 (loc_descriptor): Add parameter for initialization status; pass it as
688 argument to other loc descriptor function calls.
689 (loc_descriptor_from_tree_1): Add appropriate initialization status
690 to loc descriptor function calls.
691 (add_location_or_const_value_attribute): Get initialization status
692 from VAR_LOCATION note; add initialization status to loc descriptor
694 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
695 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
696 status is uninitialized, add "[uninint]" to output.
697 * common.opt (fvar-tracking-uninit): New option, similar to
698 fvar-tracking, to turn on tracking of uninitialized variables; creates
699 a new global flag, flag_var_tracking_uninit.
700 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
701 (enum var_init_status): New type, for var initialization status field.
702 * var-tracking.c (struct location_chain_def): Two new fields, init,
703 for initialization status, and set_src for the assignment value expr.
704 (unshare_variable): New parameter for initialization status;
705 initialize new init and set_src fields.
706 (var_reg_set): New parameters for initialization status and value;
707 pass them to set_variable_part.
708 (var_mem_set): Likewise.
709 (get_init_value): New function.
710 (var_reg_delete_and_set): New initialization status & value
711 parameters; add call to get_init_value if status is unknown; pass new
712 parameters to clobber_variable_part and var_reg_set.
713 (var_mem_delete_and_set): Likewise.
714 (var_reg_delete): Pass null set_src value to clobber_variable_part.
715 (var_mem_delete): Likewise.
716 (variable_union): Pass status to unshare_variable; initialize new init
717 and set_src fields. If flag_var_tracking_uninit is not set, force
718 status to initialized.
719 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
720 used later to get the set_src value.
721 (find_src_status): New function.
722 (find_src_set_src): New function.
723 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
724 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
725 MO_SET, get set_src value and pass it to var_reg_delete_and_set
726 and var_mem_delete_and_set.
727 (dump_variable): Print out "[uninit]" if appropriate.
728 (set_variable_part): Add new initialization and set_src parameters;
729 pass status to unshare_variable; set node->init and node- >set_src
730 fields and modify slot in hash table appropriately; save the init and
731 set_src values if appropriate and assign to the new node.
732 (clobber_variable_part): New set_src parameter; if two nodes have
733 same variable and same location but different set_src (assignment)
734 values, clobber old node.
735 (delete_variable_part): Pass init status to unshare_variable.
736 (emit_note_insn_var_location): Add initialized var; assign var's init
737 status to new 'initialized'; pass new init status field to calls to
738 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
739 status to initialized.
740 (emit_notes_in_bb): Pass initialization status to calls to
741 var_reg_set, var_mem_set, var_reg_delete_and_set and
742 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
743 var_reg_delete_and_set and var_mem_delete_and_set; call
744 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
745 make up for change in add_stores.
746 (vt_add_function_parameters): Add status to calls to
748 * config/darwin.c (darwin_override_options): Turn on uninitialized
749 tracking automatically, if var_tracking is on and the system is
752 2007-07-13 Sa Liu <saliu@de.ibm.com>
754 * config.gcc: Add options for arch and tune on SPU.
755 * config/spu/predicates.md: Add constant operands 0 and 1.
756 * config/spu/spu-builtins.def: Add builtins for double precision
757 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
758 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
760 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
762 * config/spu/spu-protos.h: Add new function prototypes.
763 * config/spu/spu.c (spu_override_options): Check options -march and
765 (spu_comp_icode): Add comparison code for DFmode and vector mode.
766 (spu_emit_branch_or_set): Use the new code for DFmode and vector
768 (spu_const_from_int): New. Create a vector constant from 4 ints.
769 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
770 (spu_emit_vector_compare): New. Emit vector compare.
771 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
772 * config/spu/spu.h: Add options -march and -mtune. Define processor
773 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
774 CANONICALIZE_COMPARISON.
775 * config/spu/spu.md: Add new insns for double precision compare
776 and double precision vector compare. Add vcond and smax/smin patterns
777 to enable DFmode vector conditional expression.
778 * config/spu/spu.opt: Add options -march and -mtune.
779 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
780 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
781 both CELL and CELLEDP targets: spu_testsv.
782 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
785 2007-07-13 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/32721
788 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
789 TREE_THIS_VOLATILE on the folded reference.
790 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
791 if the array reference has TREE_THIS_VOLATILE set.
793 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
796 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
798 2007-07-13 Andreas Schwab <schwab@suse.de>
800 * gengtype-lex.l: Allow declarations to be indented.
802 2007-07-12 Geoffrey Keating <geoffk@apple.com>
804 * ginclude/tgmath.h: New.
805 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
806 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
807 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
808 * configure: Regenerate.
810 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
812 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
813 correct index when setting register save state for xd
816 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
818 * config/sh/sh.c (mark_use): Remove.
820 2007-07-12 Paul Brook <paul@codesourcery.com>
822 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
823 reg does not overlap return value.
825 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
827 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
828 (set_expression_vuses): Ditto.
829 (init_pre): Initialize expression_vuses.
831 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
833 * config/i386/sse.md (storentdf, storentsf): New.
835 2007-07-12 Geoffrey Keating <geoffk@apple.com>
837 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
839 * tree.c (build_decl_stat): Move code from here...
840 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
841 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
842 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
843 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
844 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
847 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
848 Devang Patel <dpatel@apple.com>
850 PR tree-optimization/25413
851 * targhooks.c (default_builtin_vector_alignment_reachable): New.
852 * targhooks.h (default_builtin_vector_alignment_reachable): New.
853 * tree.h (contains_packed_reference): New.
854 * expr.c (contains_packed_reference): New.
855 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
856 (vect_enhance_data_refs_alignment): Call
857 vector_alignment_reachable_p.
858 * target.h (vector_alignment_reachable): New builtin.
859 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
860 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
861 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
863 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
865 * target.h (builtin_vectorization_cost): Add new target builtin.
866 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
867 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
868 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
869 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
870 uninitialized variables.
871 * tree-vect-transform.c (cost_for_stmt): New function.
872 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
873 using cost 1 for all scalar stmts. Be less conservative when
874 estimating the number of prologue/epulogue iterations. Call
875 targetm.vectorize.builtin_vectorization_cost. Return
876 min_profitable_iters-1.
877 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
878 initialization cost instead of TARG_VEC_STMT_COST. Use
879 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
880 epilogue code. Fix epilogue cost computation.
881 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
882 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
883 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
884 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
885 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
886 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
888 2007-07-12 Richard Guenther <rguenther@suse.de>
890 * gimplify.c (gimplify_conversion): Make sure that the result
891 from maybe_fold_offset_to_reference is trivially convertible
892 to the desired type before doing the simplification.
893 (gimplify_expr): Likewise.
894 * fold-const.c (fold_binary): Use the correct types for
895 building the simplified expression.
897 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
899 PR rtl-optimization/32729
900 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
901 that fallthru to exit.
903 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
905 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
906 (symDTPOFF2reg): Likewise.
908 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
910 PR tree-optimization/32663
912 * tree.h (VALUE_HANDLE_VUSES): Remove.
913 (struct tree_value_handle): Remove vuses.
915 * tree-vn.c (create_value_handle_for_expr): Don't set
918 * tree-ssa-pre.c (expression_vuses): New.
919 (alloc_expression_id): Set up expression_vuses.
920 (get_expression_vuses): New.
921 (set_expression_vuses): Ditto.
922 (clear_expression_ids): Modify for expression_vuses.
923 (phi_translate_1): Ditto.
924 (phi_translate_set): Ditto.
925 (value_dies_in_block_x): Ditto
926 (valid_in_sets): Ditto.
927 (add_to_sets): Ditto.
928 (find_existing_value_expr): Ditto.
929 (create_value_handle_for_expr): Ditto.
930 (make_values_for_stmt): Ditto.
931 (vuse_equiv): Remove.
933 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
935 * Makefile.in (mostlyclean): Remove object files.
937 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
939 * toplev.c (no_new_pseudos): Deleted.
940 * rtl.h (no_new_pseudos): Deleted.
941 * tree-pass.h (pass_no_new_pseudos): Deleted.
942 * passes.c (pass_no_new_pseudos): Deleted.
943 * final.c (rest_of_clean_state): Removed no_new_pseudos.
944 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
945 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
947 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
948 * rtlhooks.c (gen_lowpart_general): Ditto.
949 * optabs.c (prepare_operand): Ditto.
950 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
952 * modulo-sched.c (rest_of_handle_sms): Ditto.
953 * see.c (rest_of_handle_see): Ditto.
954 * ifcvt.c (if_convert): Ditto.
955 (gate_handle_if_after_combine): Replaced no_new_pseudos with
957 * init-regs.c (gate_initialize_regs): Deleted set of
959 * lower-subreg.c (decompose_multiword_subregs): Ditto.
960 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
961 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
963 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
967 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
968 (*vec_extractv2di_1_rex64): New insn pattern.
970 2007-07-11 David Daney <ddaney@avtrex.com>
972 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
973 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
974 for SIGNAL_UNWIND_RETURN_COLUMN.
975 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
976 (DWARF_FRAME_REGNUM): Rewrite.
977 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
979 2007-07-11 Nick Clifton <nickc@redhat.com>
981 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
982 delta and use gen_int_mode in place of GET_INT instead.
984 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
986 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
989 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
991 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
992 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
994 * params.h (VERIFY_CANONICAL_TYPES): Remove.
995 (USE_CANONICAL_TYPES): New.
996 * doc/invoke.texi (verify-canonical-types): Remove.
997 (use-canonical-types): Add.
999 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1001 * config/spu/spu.c (spu_optimization_options): Remove setting of
1002 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
1003 (spu_override_options): Move it here.
1005 2007-07-11 Richard Sandiford <richard@codesourcery.com>
1007 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
1008 * config/mips/mips.c (mips_cpu_info_table): Mention
1009 MIPS_ISA_LEVEL_SPEC in the comment.
1011 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1013 PR tree-optimization/32713
1014 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
1016 2007-07-11 Paolo Carlini <pcarlini@suse.de>
1019 * c-opts.c (c_common_post_options): Do not change flag_complex_method
1020 conditional to flag_isoc99.
1021 (c_common_init_options): Do it here, unconditionally.
1023 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
1025 PR tree-optimization/32589
1026 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
1027 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
1028 * tree-ssa-propagate.c (valid_gimple_expression_p): New
1029 predicate, extracted from...
1030 (set_rhs): ...here. Call it for the expression on entry.
1031 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
1032 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
1033 (simplify_binary_expression): Use valid_gimple_expression_p
1034 to validate the simplification.
1035 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
1037 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
1039 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
1040 DWARF2_DEBUG on 32 bit target too.
1041 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
1043 2007-07-11 Nick Clifton <nickc@redhat.com>
1045 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
1046 version for 64-bit hosts.
1048 2007-07-10 David Daney <ddaney@avtrex.com>
1050 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
1052 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
1054 * config/mips/mips.c (mips_expand_synci_loop): New function.
1055 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
1056 (UNSPEC_RDHWR): Same.
1057 (UNSPEC_SYNCI): Same.
1058 (UNSPEC_SYNC): Same.
1059 (clear_cache): New expand.
1063 (clear_hazard): Same.
1064 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
1066 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
1067 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
1069 2007-07-10 Ian Lance Taylor <iant@google.com>
1071 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
1074 2007-07-10 David Daney <ddaney@avtrex.com>
1076 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
1077 * builtins.c (expand_builtin___clear_cache): New function.
1078 (expand_builtin): Call expand_builtin___clear_cache for
1079 BUILT_IN_CLEAR_CACHE case.
1080 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
1081 * doc/md.texi (clear_cache): Document new instruction pattern.
1082 * testsuite/gcc.dg/builtins-64.c: New test.
1084 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
1086 * config/cris/cris.md ("movsi"): Fix typo in last change.
1088 2007-07-09 Geoffrey Keating <geoffk@apple.com>
1091 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
1093 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
1094 * varasm.c (assemble_start_function): Honor DECL_ALIGN
1095 for FUNCTION_DECLs. Don't use align_functions_log if
1097 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
1098 even for FUNCTION_DECLs.
1099 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
1101 * tree.h (DECL_ALIGN): Update for new location of 'align'.
1102 (DECL_FUNCTION_CODE): Update for new location and name of
1104 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
1105 (struct tree_decl_common): Move 'align' and 'off_align' out
1106 of union, ensure they're still on a 32-bit boundary. Remove
1107 other fields in union 'u1'.
1108 (struct tree_function_decl): Add field 'function_code' replacing
1109 'u1.f' in tree_decl_common.
1110 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
1111 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
1112 (Variable Attributes): Cross-reference 'aligned' attribute
1113 to Function Attributes.
1114 * flags.h (force_align_functions_log): Delete.
1115 * toplev.c (force_align_functions_log): Delete.
1117 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
1120 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
1121 (*vec_concatv2di_rex): New insn pattern.
1123 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1126 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
1128 2007-07-10 Ian Lance Taylor <iant@google.com>
1130 Replace no_new_pseudos in backends.
1131 * rtl.h (can_create_pseudo_p): Define.
1132 * config/darwin.c (machopic_indirect_data_reference): Use
1133 can_create_pseudo_p () instead of no_new_pseudos.
1134 (machopic_indirect_data_reference): Likewise.
1135 (machopic_legitimize_pic_address): Likewise.
1136 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
1137 (alpha_emit_set_const_1): Likewise.
1138 (alpha_emit_set_const): Likewise.
1139 (alpha_emit_conditional_move): Likewise.
1140 (alpha_split_conditional_move): Likewise.
1141 * config/alpha/alpha.md (various splitters): Likewise.
1143 * config/arm/arm.c (legitimize_pic_address): Likewise.
1144 (arm_load_pic_register): Likewise.
1145 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
1146 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
1147 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
1148 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
1149 * config/cris/cris.md (movsi): Likewise.
1150 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
1151 (symGOTOFF2reg_hilo): Likewise.
1152 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
1153 * config/h8300/h8300.md (insv, extzv): Likewise.
1154 * config/i386/i386.c (ix86_expand_move): Likewise.
1155 (ix86_expand_vector_move): Likewise.
1156 (ix86_prepare_fp_compare_args): Likewise.
1157 (ix86_expand_carry_flag_compare): Likewise.
1158 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
1159 (tls_dynamic_gnu2_combine_32): Likewise.
1160 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
1161 * config/ia64/ia64.c (ia64_expand_move): Likewise.
1162 (ia64_expand_movxf_movrf): Likewise.
1163 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
1164 (m32c_split_move): Likewise.
1165 (m32c_expand_insv): Likewise.
1166 * config/m68k/m68k.md (movsi): Likewise.
1167 * config/mips/mips.c (mips_force_temporary): Likewise.
1168 (mips_split_symbol): Likewise.
1169 (mips_move_integer): Likewise.
1170 (mips_legitimize_const_move): Likewise.
1171 * config/mn10300/mn10300.md (movsi): Likewise.
1172 * config/pa/pa.c (emit_move_sequence): Likewise.
1173 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1174 (rs6000_got_register): Likewise.
1175 (create_TOC_reference): Likewise.
1176 (rs6000_machopic_legitimize_pic_address): Likewise.
1177 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1178 (various splitters): Likewise.
1179 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1180 (movsi_got): Likewise.
1181 * config/s390/s390.c (emit_symbolic_move): Likewise.
1182 * config/s390/s390.md (movhi, movqi): Likewise.
1183 (load_multiple, store_multiple): Likewise.
1184 * config/score/score.c (score_force_temporary): Likewise.
1185 * config/sh/sh.c (prepare_move_operands): Likewise.
1186 (prepare_cbranch_operands): Likewise.
1187 (emit_fpu_switch): Likewise.
1188 (fpscr_set_from_mem): Likewise.
1189 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1190 (adddi3, subsi3): Likewise.
1191 (various splitters): Likewise.
1192 (divsi_inv_fp_combine): Likewise.
1193 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1194 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1196 * config/sh/predicates.md (xor_operand): Likewise.
1197 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1198 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1199 (movdi_pic_label_ref): Likewise.
1200 * config/spu/spu.c (spu_split_immediate): Likewise.
1201 * config/alpha/alpha.md (various splitters): Remove test
1202 !no_new_pseudos || reload_completed.
1203 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1205 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1206 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1207 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1208 * config/score/score.c (th_output_mi_thunk): Likewise.
1209 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1210 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1212 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1214 PR rtl-optimization/32664
1215 * mode-switching.c (create_pre_exit): Skip barrier insns.
1217 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1219 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1220 force_gimple_operand_bsi.
1221 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1222 rewrite_use_compare): Ditto.
1223 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1225 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1226 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1227 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1228 * tree-profile.c (prepare_instrumented_value,
1229 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1230 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1231 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1232 tree_gen_ior_profiler): Ditto.
1233 * tree-ssa-reassoc.c (negate_value): Ditto.
1234 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1235 Use force_gimple_operand_bsi.
1236 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1237 * tree-if-conv.c (add_to_dst_predicate_list,
1238 find_phi_replacement_condition): Ditto.
1239 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1240 Call mark_symbols_for_renaming for new statements.
1241 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1243 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1245 * cfghooks.c (remove_edge): New function.
1246 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1248 * cfghooks.h (remove_edge): Declare.
1249 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1250 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1252 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1254 * optabs.h: Added declaration for signbit_optab.
1255 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1256 * genoptinit.c (optabs): Added entry for signbit insns.
1257 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1259 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1260 * config/s390/s390.md (signbit<mode>2): New expander.
1262 2007-07-09 Richard Guenther <rguenther@suse.de>
1265 * fold-const.c (fold_plusminus_mult_expr): Move constant
1266 arguments second to allow decomposing.
1268 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1271 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1273 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1274 Disregard DECL_FROM_INLINE.
1276 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1279 * doc/invoke.texi: Add ftree-reassoc flag.
1280 * common.opt (ftree-reassoc): New flag.
1281 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1282 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1284 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1286 PR tree-optimization/32681
1287 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1288 saved in second_edge->aux when first_bb is a loop header.
1290 2007-07-09 Jan HUbicka <jh@suse.cz>
1292 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1294 2007-07-09 Richard Guenther <rguenther@suse.de>
1296 * c-decl.c (start_function): Do not promote return type.
1298 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1300 * function.c (do_warn_unused_parameter): Do not warn if
1301 TREE_NO_WARNING is set.
1303 2007-07-08 Andreas Schwab <schwab@suse.de>
1305 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1307 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1310 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1312 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1313 apply to assembly language, too.
1314 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1316 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1318 Revert (note the sccvn portions are *not* reverted)
1319 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1321 Fix PR tree-optimization/23488
1323 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1325 * tree-flow-inline.h (get_value_handle): Ditto.
1326 * tree-ssa-pre.c (decl_vh_map): New.
1327 (decl_node_pool): New.
1328 (can_value_number_operation): Support DECL_P.
1329 (can_PRE_operation): Ditto.
1330 (create_expression_by_pieces): Ditto.
1331 (find_existing_value_expr): Modify to differnetiate between
1332 addressing and top level.
1333 (create_value_handle_for_expr): Handle DECL's.
1334 (poolify_tree): Ditto.
1335 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1336 (make_values_for_stmt): Handle DECL's properly.
1337 (init_pre): Reorg to not init useless things during FRE.
1339 * tree-flow.h: Include pointer-set.h.
1340 (decl_vh_map): Declare.
1341 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1343 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1345 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1346 the constraint description.
1347 * doc/md.texi: Update documentation of AVR constraints.
1349 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1351 * auto-inc-dec.c, config/arm/arm.c,
1352 config/m32r/constraints.md, config/mips/mips.md,
1353 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1354 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1355 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1356 typos. Follow spelling conventions.
1357 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1359 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1360 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1362 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1363 realloc_vuse): Remove.
1364 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1367 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1369 Fix PR tree-optimization/23488
1371 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1372 (try_to_simplify): Ditto.
1374 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1376 * tree-flow-inline.h (get_value_handle): Ditto.
1377 * tree-ssa-pre.c (decl_vh_map): New.
1378 (decl_node_pool): New.
1379 (can_value_number_operation): Support DECL_P.
1380 (can_PRE_operation): Ditto.
1381 (create_expression_by_pieces): Ditto.
1382 (find_existing_value_expr): Modify to differnetiate between
1383 addressing and top level.
1384 (create_value_handle_for_expr): Handle DECL's.
1385 (poolify_tree): Ditto.
1386 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1387 (make_values_for_stmt): Handle DECL's properly.
1388 (init_pre): Reorg to not init useless things during FRE.
1390 * tree-flow.h: Include pointer-set.h.
1391 (decl_vh_map): Declare.
1392 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1394 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1396 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1397 apply to assembly language, too.
1398 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1400 2007-07-06 Ian Lance Taylor <iant@google.com>
1401 Zack Weinberg <zackw@panix.com>
1404 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1406 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1408 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1409 (prefetch): Likewise if "pref" would be used.
1411 2007-07-06 Josh Conner <jconner@apple.com>
1415 * calls.c (store_one_arg): Handle arguments which are partially
1416 on the stack when detecting argument overlap.
1418 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1420 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1421 chosen during find_reloads.
1423 2007-07-06 Richard Guenther <rguenther@suse.de>
1425 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1426 TYPE_ARG_TYPES for verification of argument types. Use
1427 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1428 parameters as variable arguments.
1430 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * libgcc2.h (word_type): Type definition removed.
1433 (cmp_return_type, shift_count_type): Type definitions added.
1434 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1435 replaced with shift_count_type.
1436 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1438 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1439 changed from word_type to Wtype.
1440 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1441 replaced with shift_count_type.
1442 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1444 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1445 and libgcc_shift_count attribute added.
1446 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1447 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1448 (TARGET_INITIALIZER): New target hooks added.
1449 * targhooks.c (default_libgcc_cmp_return_mode,
1450 default_libgcc_shift_count_mode): Default implementations for the new
1452 * targhooks.h (default_libgcc_cmp_return_mode,
1453 default_libgcc_shift_count_mode): Function prototypes added.
1454 * target.h (struct gcc_target): Fields for the new target hooks added.
1455 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1457 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1460 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1461 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1463 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1464 s390_libgcc_shift_count_mode): Functions added.
1465 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1466 Target hooks defined.
1468 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1470 * config/mips/mips.c (compute_frame_size): Restore the original
1471 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1472 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1473 Document why the difference is needed.
1475 2007-07-06 Richard Guenther <rguenther@suse.de>
1477 * c-common.c (boolean_increment): Use correctly typed
1480 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1482 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1483 the topmost argument register is not also included in the save mask.
1484 (mips16e_collect_argument_save_p): Take a pointer to the argument
1485 register, rather than a pointer to the number of arguments.
1486 (mips16e_collect_argument_saves): Only include argument saves
1487 that aren't in the register mask.
1489 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1491 PR rtl-optimization/32450
1492 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1493 to ensure that instructions are not moved into the prologue when
1494 profiling is on. Remove unused prologue_end variable.
1495 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1496 as a scheduling barrier.
1498 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1501 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1502 Disregard DECL_FROM_INLINE.
1504 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1506 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1507 IORing with a constant.
1509 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1511 PR rtl-optimization/32475
1512 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1513 for every definition of the stack pointer.
1515 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1517 * arm.c (vfp3_const_double_index): Copy signed results of
1518 REAL_VALUE_TO_INT into unsigned vars.
1520 2007-07-05 Richard Guenther <rguenther@suse.de>
1523 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1525 * tree-ssa.c (useless_type_conversion_p): Check canonical
1528 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1530 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1531 zero_extendhisi2): Change to define_insn_and_split.
1532 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1534 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1536 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1537 pass_match_asm_constraints): New.
1538 * passes.c (init_optimization_passes): Add new pass.
1539 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1540 * function.h (struct function): Add has_asm_statement bit.
1541 (current_function_has_asm_statement): New.
1542 * tree-pass.h (pass_match_asm_constraints): New.
1544 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1546 * config/mips/mips.c (mips_file_start): Avoid declaration
1549 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1551 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1553 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1555 * rtl.def (NOTE): Change print format string to print
1556 operand 5 as a note insn name.
1558 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1559 David Ung <davidu@mips.com>
1561 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1562 * doc/invoke.texi: (MIPS Options): Document them.
1564 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1565 David Ung <davidu@mips.com>
1567 Add support for SmartMIPS ASE.
1569 * optabs.c (expand_binop_directly): New, broken out from...
1570 (expand_binop): Here. Make it try rotating in the other
1571 direction even when the second operand isn't constant.
1572 * config/mips/mips.md (*lwxs): New.
1573 * config/mips/mips.opt (msmartmips): New.
1574 * config/mips/mips.c (mips_lwxs_address_p): New.
1575 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1576 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1577 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1578 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1579 (ISA_HAS_LWXS): New.
1580 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1581 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1582 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1583 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1584 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1585 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1586 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1588 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1590 * tree-vectorizer.c (new_loop_vec_info): Initialize
1591 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1592 * tree-vectorizer.h (_loop_vec_info): Added new filed
1593 min_profitable_iters.
1594 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1595 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1596 * tree-vect-analyze.c (vect_analyze_operations): Set
1597 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1598 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1599 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1600 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1601 and prologue cost to after they are computed.
1602 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1604 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1605 of creating vectors from scalars according to dt.
1606 (vect_model_store_cost): Likewise.
1607 (vectorizable_call): Use dt array instead of scalar dt. Call
1608 vect_model_simple_cost with additional argument dt.
1609 (vectorizable_assignment): Likewise.
1610 (vectorizable_operation): Likewise.
1611 (vectorizable_type_demotion): Likewise.
1612 (vectorizable_type_promotion): Likewise.
1613 (vectorizable_store): Use dt array instead of scalar dt. Call
1614 vect_model_store_cost with additional argument dt.
1615 (vect_do_peeling_for_loop_bound): Don't call
1616 vect_estimate_min_profitable_iters. Instead, lookup
1617 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1618 "may not be profitable".
1620 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1623 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1624 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1625 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1626 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1628 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1630 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1631 addressing modes cheaper.
1633 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1635 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1636 (dw_ranges_struct): Rename block_num to num. Adjust.
1637 (dw_ranges_by_label_struct): New.
1638 (ranges_by_label, ranges_by_label_allocated,
1639 ranges_by_label_in_use): New variables.
1640 (add_ranges_num): Factored most of the code out of...
1641 (add_ranges): ... this one. Rewrite in terms of the former.
1642 (add_ranges_by_labels): New.
1643 (output_ranges): Output by-label ranges.
1644 (dwarf2out_finish): Output range for multiple-section
1645 compile_unit. Output standard DW_AT_low_pc in addition to
1646 unexpected DW_AT_entry_pc.
1648 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1650 PR tree-optimization/32604
1651 PR tree-optimization/32606
1653 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1654 (compute_antic_safe): Removed.
1655 (ANTIC_SAFE_LOADS): Ditto.
1656 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1657 (execute_pre): Don't call compute_antic_safe.
1658 (vuse_equiv): New function.
1659 (make_values_for_stmt): Use it
1660 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1663 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1666 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1668 (avr_attribute_table): Make "naked" attribute apply to function types
1669 rather than to decls.
1670 (avr_handle_fntype_attribute): New function.
1672 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1674 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1677 2007-07-04 David Ung <davidu@mips.com>
1678 Joseph Myers <joseph@codesourcery.com>
1680 * config/mips/mips.md (type): Add logical, signext and move.
1681 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1682 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1683 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1684 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1685 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1686 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1687 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1688 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1689 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1690 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1691 movv2sf_hardfloat_64bit): Use the new types.
1692 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1693 *movdf_softfloat, *movdf_mips16): Use "multi".
1694 (extendqihi2): Replace with a define_expand.
1695 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1696 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1697 * config/mips/74k.md (r74k_int_logical): New reservation and
1699 (r74k_int_arith): Remove "slt".
1700 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1701 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1702 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1703 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1704 reservations for "arith".
1706 2007-07-04 Richard Guenther <rguenther@suse.de>
1708 * tree-ssa.c (useless_type_conversion_p): Add handling for
1709 scalar float and vector types. Only call the types_compatible_p
1710 langhook for aggregate types as last resort. Follow the
1713 2007-07-04 Richard Guenther <rguenther@suse.de>
1715 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1716 the same as NOP_EXPR.
1718 2007-07-04 Nick Clifton <nickc@redhat.com>
1720 * target.h (struct gcc_target): Add target_help field.
1721 * target-def.h (TARGET_HELP): New.
1722 (TARGET_INITIALIZER): Use TARGET_HELP.
1723 * opts.c (command_handle_option): Invoke target_help function, if
1724 defined, when the user has specified --target-help on the command
1726 * doc/invoke.texi: Mention that --target-help might print
1727 additional information.
1728 * doc/tm.texi: Document TARGET_HELP hook.
1730 * arm.c (TARGET_HELP): Override default definition.
1731 (arm_target_help): New - display a wrapped list of cores and
1732 architectures supported.
1734 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1736 * config/gcc/v850/v850.c (expand_prologue): Make sure
1737 GEN_INT() argument is sign extended rather than zero extended.
1738 (expand_epilogue): Likewise.
1739 (output_move_double): Delete.
1740 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1741 * config/gcc/v850/v850.md (movdi): Delete.
1742 (*movdi_internal): Delete.
1744 (*movdf_internal): Delete.
1746 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1748 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1749 unless compiling RTP PIC.
1751 2007-07-04 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/32482
1754 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1755 original ssa name if we didn't find a shift expression.
1756 Fix shift constant for bit zero test.
1758 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1760 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1762 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1764 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1765 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1766 * config/arm/vxworks.h (ASM_SPEC): Delete.
1767 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1769 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1771 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1772 (DDR_REVERSED_P): New.
1773 * tree-data-ref.c (initialize_data_dependence_relation,
1774 build_classic_dist_vector): Set DDR_REVERSED_P.
1776 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1779 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1780 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1781 init_omega_for_ddr_1): Use non conservative number of iterations
1783 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1784 (analyze_siv_subscript): Remove FIXME and reinitialization of
1785 last_conflicts to chrec_dont_know.
1786 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1788 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1790 * tree.c (maybe_canonicalize_argtypes): Improve description.
1792 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1794 * tree.c (maybe_canonicalize_argtypes): New.
1795 (build_function_type): Set canonical type.
1796 (build_method_type_directly): Ditto.
1797 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1800 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1802 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1804 (rewrite_use_nonlinear_expr): Likewise.
1806 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1808 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1810 2007-07-04 Ben Elliston <bje@au.ibm.com>
1812 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1815 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1817 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1818 (Exception Handling): Likewise.
1820 2007-07-03 Jan Hubicka <jh@suse.cz>
1822 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1824 2007-07-03 Eric Christopher <echristo@apple.com>
1826 * doc/cppopts.texi: Add conflicting option note to -dM.
1827 * doc/invoke.texi: Add note about possible conflicts with
1828 -E for -dCHARS and note that -dM will not produce
1829 any results if there is no machine dependent reorg.
1831 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1833 * tree.h (DECL_ALIGN): Back out previous change.
1835 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1837 * configure.ac: Test for .dtprelword support on MIPS.
1838 * configure, config.in: Regenerate.
1839 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1840 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1842 2007-07-03 Julian Brown <julian@codesourcery.com>
1844 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1845 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1846 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1847 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1849 (all_fpus): Add FPUTYPE_VFP3.
1850 (fp_model_for_fpu): Add VFPv3 field.
1851 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1852 (vfp3_const_double_index): New function. Return integer index of
1853 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1855 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1856 and argument represents a valid RTX for a VFPv3 constant.
1857 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1859 (vfp_emit_fstmd): Similar, for fstmd.
1860 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1861 constants, represented as integer indices.
1862 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1863 VFP_REGNO_OK_FOR_DOUBLE macros.
1864 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1865 (arm_file_start): Set float-abi attribute for VFPv3, and output
1866 correct ".fpu" assembler directive.
1867 (arm_dbx_register_numbering): Add FIXME.
1868 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1869 (fputype): Add FPUTYPE_VFP3.
1870 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1871 (CALL_USED_REGISTERS): Likewise.
1872 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1873 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1874 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1875 (D7_VFP_REGNUM): New.
1876 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1877 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1878 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1879 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1880 (REG_ALLOC_ORDER): Adjust for VFPv3.
1881 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1882 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1883 VFP_LO_REGS, VFP_HI_REGS.
1884 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1885 (IS_VFP_CLASS): Define macro.
1886 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1888 (REGISTER_MOVE_COST): Likewise.
1889 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1890 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1891 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1892 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1893 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1894 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1895 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1896 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1897 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1898 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1899 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1900 where appropriate for single-word registers.
1901 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1902 As above. Fix type attributes.
1903 * config/arm/constraints.md (register_contraint "t"): Define.
1904 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1906 (register_constraint "x"): Define.
1907 (constraint "Dv"): Define.
1909 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1911 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1913 2007-07-03 Tom Tromey <tromey@redhat.com>
1915 * c-parser.c (objc_pq_context): Removed.
1916 (objc_need_raw_identifier): Likewise.
1917 (c_parser) <objc_pq_context>: New field.
1918 <objc_need_raw_identifier>: Likewise.
1919 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1920 (c_lex_one_token): Update.
1921 (c_parser_objc_protocol_definition): Update.
1922 (c_parser_objc_method_definition): Update.
1923 (c_parser_objc_methodproto): Update.
1924 (c_parser_declspecs): Update.
1926 2007-07-03 David Ung <davidu@mips.com>
1928 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1930 2007-07-03 David Ung <davidu@mips.com>
1931 Richard Sandiford <richard@codesourcery.com>
1933 * doc/invoke.texi: Document -march=74kf3_2.
1934 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1935 (TUNE_74K): Check for it.
1936 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1937 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1938 * config/mips/mips.md (cpu): Add 74kf3_2.
1939 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1940 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1941 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1942 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1943 74kf3_2 to the CPU list.
1944 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1945 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1946 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1947 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1948 (r74kf3_2_fxfer_from_c1): New insn reservations.
1950 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1951 David Ung <davidu@mips.com>
1953 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1954 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1955 and 74k[fx]. Document aliases for the new options.
1956 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1957 (PROCESSOR_24KF2_1): ...this.
1958 (PROCESSOR_24KX): Rename to...
1959 (PROCESSOR_24KF1_1): ...this.
1960 (PROCESSOR_74KF): Rename to...
1961 (PROCESSOR_74KF2_1): ...this.
1962 (PROCESSOR_74KX): Rename to...
1963 (PROCESSOR_74KF1_1): ...this.
1964 (TUNE_74K): Update PROCESSOR_* names.
1965 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1966 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1967 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1968 (mips_rtx_cost_data): Update processor names in comments.
1969 (mips_issue_rate): Update PROCESSOR_* names.
1970 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1971 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1972 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1973 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1974 Update cpu attribute names.
1975 (r24k_fpu_iss): Rename this reservation to...
1976 (r24kf2_1_fpu_iss): ...this and update all uses.
1977 (r24kx_fpu_iss): Rename this reservation to...
1978 (r24kf1_1_fpu_iss): ...this and update all uses.
1979 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1980 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1981 Update cpu attribute names.
1983 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1985 * config/m32r/constraints.md: New file.
1986 * config/m32r/m32r.c: Include tm-constrs.h.
1987 (small_data_operand): Use satisfies_constraint_* instead of macro.
1988 (addr24_operand, gen_compare): Likewise.
1989 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1990 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1991 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1992 EXTRA_CONSTRAINT): Likewise.
1993 * config/m32r/m32r.md: Include constraints.md.
1994 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1995 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1996 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1997 (two_insn_const_operand, int8_operand, uint16_operand,
1998 reg_or_int16_operand, reg_or_uint16_operand,
1999 reg_or_cmp_int16_operand, cmp_int16_operand,
2000 seth_add3_operand): Likewise.
2002 2007-07-03 Eric Christopher <echristo@gmail.com>
2004 * libgcc2.h: Conditionally declare __bswapsi2 and
2007 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
2009 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
2012 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2015 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
2016 (__gthrw_pragma): Provide default definition.
2018 * gthr-posix.c (__gthrw_pragma): Define.
2020 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
2022 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
2023 before declaring inequality.
2025 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
2027 * combine.c (recog_for_combine): Log the success or failure of
2028 matching new insn patterns against the machine description in
2031 2007-07-03 Revital Eres <eres@il.ibm.com>
2033 * ddg.c (print_sccs): New function.
2034 (check_sccs): New function.
2035 (create_ddg_all_sccs): Use it.
2036 * ddg.h (print_sccs): Declare.
2037 * modulo-sched.c (sms_order_nodes): Call print_sccs.
2039 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
2041 * targhooks.h (default_mode_for_suffix): New function declaration.
2042 * targhooks.c (default_mode_for_suffix): New default target hook.
2043 * target.h (struct c): New structure in the targetm struct.
2044 (mode_for_suffix): New target hook as part of struct c.
2045 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
2046 default_mode_for_suffix.
2047 (TARGET_C): New define.
2048 * c-lex.c: Include "target.h".
2049 (interpret_float): Use targetm.c.mode_for_suffix to determine
2050 the mode for a given non-standard suffix.
2051 Makefile.in (c-lex.o): Depend on $(TARGET_H).
2053 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
2054 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
2056 * doc/extend.texi (Floating Types): New node. Document __float80 and
2057 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
2059 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2062 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
2063 predicate instead of target_operand.
2064 (divsi3_i1_media, divsi3_media_2): Likewise.
2066 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
2068 * tree.h (alias_sets_might_conflict_p): Rename into
2069 alias_sets_must_conflict_p.
2070 * alias.c (alias_sets_might_conflict_p): Likewise.
2071 (alias_sets_conflict_p): Use it.
2072 (objects_must_conflict_p): Likewise.
2073 * c-common.c (strict_aliasing_warning): Adjust.
2075 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2077 * rtlhooks.c (gen_lowpart_if_possible): Check for
2078 invalid subreg before calling gen_lowpart_SUBREG.
2080 2007-07-02 Geoffrey Keating <geoffk@apple.com>
2082 * config/darwin9.h: Add copyright notice.
2083 (LINK_COMMAND_SPEC): Add comment.
2084 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
2085 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
2086 DARWIN_LIBSYSTEM_HAS_UNWIND.
2088 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2091 * omp-low.c (check_combined_parallel): New function.
2092 (lower_omp_parallel): Call it via walk_stmts, set
2093 OMP_PARALLEL_COMBINED if appropriate.
2094 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
2095 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
2096 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
2097 don't consider it as combined parallel.
2099 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2101 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2102 (gcc_tooldir): Likewise.
2103 * configure: Regenerate.
2104 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2105 old configure.ac gcc_tooldir setting.
2106 (prefix_to_exec_prefix): New variable.
2107 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2108 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2110 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
2112 Fix PR tree-optimization/32583
2113 Fix PR tree-optimization/32584
2114 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
2115 (phi_translate_set): Use phi_translate directly now.
2116 (make_values_for_stmt): Don't value number RHS if we already know
2119 2007-07-02 Steve Ellcey <sje@cup.hp.com>
2120 Jim Wilson <wilson@specifix.com>
2123 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
2126 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
2127 Richard Sandiford <richard@codesourcery.com>
2128 Nigel Stephens <nigel@mips.com>
2130 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
2131 (mips16e_output_save_restore): Declare.
2132 (mips16e_save_restore_pattern_p): Likewise.
2133 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
2134 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
2135 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
2136 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
2137 (BITSET_P): New global macro, extracted from...
2138 (mips_for_each_saved_reg): ...here.
2139 (mips16e_save_restore_info): New struct.
2140 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
2141 (mips16e_save_restore_regs): New variable.
2142 (mips_split_plus, mips16e_find_first_register): New functions.
2143 (mips16e_mask_registers): New function.
2144 (compute_frame_size): Expand the commentary before the function.
2145 Enforce the MIPS16e save and restore register range restrictions.
2146 Pad the general register save area at the low end.
2147 (mips16e_save_restore_reg, mips16e_build_save_restore)
2148 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
2149 (mips16e_output_save_restore, mips16e_collect_propagate_value)
2150 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
2152 (mips_expand_prologue, mips_expand_epilogue): Handle
2153 GENERATE_MIPS16E_SAVE_RESTORE.
2154 * config/mips/mips.md (*mips16e_save_restore): New pattern.
2156 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
2158 PR tree-optimization/31966
2159 PR tree-optimization/32533
2160 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
2161 "basic_block" description as its third argument. Update function
2162 calls to get destination bb from "edge" argument. Save "cond" into
2163 aux field of the edge. Update prototype for changed arguments.
2164 (if_convertible_loop_p): Clear aux field of incoming edges if bb
2166 (find_phi_replacement_condition): Operate on incoming edges, not
2167 on predecessor blocks. If there is a condition saved in the
2168 incoming edge aux field, AND it with incoming bb predicate.
2169 Return source bb of the first edge.
2170 (clean_predicate_lists): Clean aux field of outgoing node edges.
2171 (tree_if_conversion): Do not initialize cond variable. Move
2172 variable declaration into the loop.
2173 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2174 initializations of new_stmt, arg0 and arg1 variables.
2176 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2178 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2179 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2181 2007-07-02 Richard Guenther <rguenther@suse.de>
2183 * tree-ssa.c (useless_type_conversion_p): Document
2184 future intent as defining the middle-end type system.
2185 Re-structure to call langhook last, group by type class,
2186 mark questionable parts.
2188 2007-07-02 Richard Guenther <rguenther@suse.de>
2190 * tree-flow.h (types_compatible_p): Declare.
2191 * tree-ssa.c (types_compatible_p): New function.
2192 * ipa-type-escape.c (discover_unique_type): Use
2193 types_compatible_p instead of lang_hooks.types_compatible_p.
2194 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2195 * tree-vn.c (expressions_equal_p): Likewise.
2196 * tree.c (fields_compatible_p): Likewise.
2197 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2198 (cprop_operand): Use useless_type_conversion_p instead of
2199 lang_hooks.types_compatible_p.
2200 * tree-inline.c (setup_one_parameter): Likewise.
2201 (declare_return_variable): Likewise.
2202 * tree-nrv.c (tree_nrv): Likewise.
2203 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2204 (maybe_fold_offset_to_component_ref): Likewise.
2205 (maybe_fold_offset_to_reference): Likewise.
2206 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2207 (merge_alias_info): Likewise.
2208 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2209 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2210 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2211 * tree-tailcall.c (find_tail_calls): Likewise.
2212 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2213 * gimplify.c (canonicalize_addr_expr): Likewise.
2214 (fold_indirect_ref_rhs): Likewise.
2215 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2216 (cpt_same_type): Likewise.
2217 (check_pointer_types_r): Swap parameters to cpt_same_type
2219 * fold-const.c (fold_convert): Revert fix for PR15988.
2220 * tree-inline.c (setup_one_parameter): Instead fix it here by
2221 using fold_build1 instead of fold_convert and checking for
2222 error_mark_node. Convert only if the conversion is necessary.
2224 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2226 * configure.ac: Check for .gnu_attribute on Power.
2227 * configure: Regenerate.
2228 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2229 attribute for floating-point ABI.
2231 2007-07-02 Ira Rosen <irar@il.ibm.com>
2233 PR tree-optimization/32230
2234 PR tree-optimization/32477
2235 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2236 address is a constant.
2238 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2240 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2241 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2242 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2243 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2244 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2245 64-bit targets. Add support for *-elfoabi*.
2246 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2247 different settings if $(tm_defines) does not select the EABI.
2248 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2249 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2250 (MIPS_ARCH_OPTION_SPEC): Likewise.
2251 (MIPS_ISA_LEVEL_SPEC): Likewise.
2252 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2253 * config/mips/elfoabi.h: New file.
2255 2007-07-02 Richard Guenther <rguenther@suse.de>
2257 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2258 (useless_type_conversion_p): ... this.
2259 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2260 (useless_type_conversion_p): ... this.
2261 * builtins.c (fold_builtin_memory_op): Rename
2262 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2263 * tree-cfg.c (verify_expr): Likewise.
2264 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2265 * tree-ssa-ccp.c (ccp_fold): Likewise.
2266 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2267 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2268 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2269 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2270 * tree-ssa-pre.c (eliminate): Likewise.
2271 * tree-ssa.c (delete_tree_ssa): Likewise.
2272 (tree_ssa_useless_type_conversion): Likewise.
2273 * tree.c (build2_stat): Likewise.
2275 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2277 Fix PR tree-optimization/32571
2278 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2281 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2284 and other expected operations explicitly, change default to
2287 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2289 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2291 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2292 (tls_load_dot_plus_eight): Move the label number into the unspec.
2293 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2295 2007-07-01 Andreas Schwab <schwab@suse.de>
2297 * dwarf2out.c (initial_return_save): Define only if used.
2299 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2301 Unreverting Richard's Revert of:
2303 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2305 * dce.c (deletable_insn_p_1): New function, split out from...
2306 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2307 specially, not those inside PARALLELs. Remove BODY argument
2308 and adjust recursive call accordingly.
2309 (prescan_insns_for_dce): Update call to delete_insn_p.
2311 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2312 Revital Eres <eres@il.ibm.com>
2314 * ddg.c (create_ddg_all_sccs): Fix missed
2315 initialization of scc_nodes.
2317 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2320 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2321 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2323 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2325 * configure.ac: Check for .gnu_attribute on MIPS.
2326 * configure, config.in: Regenerate.
2327 * config/mips/mips.c (mips_file_start): If supported, output
2328 attribute for floating-point ABI.
2330 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2333 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2334 (ffs_cmove): New expander to expand using ctz pattern.
2335 (*ffs_cmove): Remove pattern.
2336 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2337 (ffsdi2): Expand using ctz pattern.
2338 (*ffs_rex64): Remove pattern.
2340 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 PR rtl-optimization/32296
2343 * pa.md (return): Delete pattern.
2344 (return_internal): Remove "(const_int 1)" from pattern.
2345 (epilogue): Use return_internal pattern for trivial returns.
2346 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2347 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2349 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2351 * tree-ssa-pre.c (is_exception_related): New function
2352 (can_value_number_operation): Use it.
2354 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2356 Fix PR tree-optimization/32540
2357 Fix PR tree-optimization/31651
2359 * tree-ssa-sccvn.c: New file.
2361 * tree-ssa-sccvn.h: Ditto.
2363 * tree-vn.c: Include tree-ssa-sccvn.h
2364 (val_expr_paid_d): Removed.
2365 (value_table): Ditto.
2366 (vn_compute): Ditto.
2367 (val_expr_pair_hash): Ditto.
2368 (val_expr_pair_expr_eq): Ditto.
2369 (copy_vuses_from_stmt): Ditto.
2372 (shared_vuses_from_stmt): Ditto.
2373 (print_creation_to_file): Moved up.
2374 (sort_vuses): Ditto.
2375 (sort_vuses_heap): Ditto.
2376 (set_value_handle): Make non-static.
2377 (make_value_handle): Ditto.
2378 (vn_add): Rewritten to use sccvn lookups.
2379 (vn_add_with_vuses): Ditto.
2380 (vn_lookup): Ditto (and second argument removed).
2381 (vn_lookup_with_vuses): Ditto.
2382 (vn_lookup_or_add): Ditto (and second argument removed);
2383 (vn_lookup_or_add_with_vuses): Ditto.
2384 (vn_lookup_with_stmt): New.
2385 (vn_lookup_or_add_with_stmt): Ditto.
2386 (create_value_handle_for_expr): Ditto.
2388 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2389 (seen_during_translate): New function.
2390 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2391 (phi_trans_add): Ditto.
2392 (constant_expr_p): FIELD_DECL is always constant.
2393 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2394 Use constant_expr_p.
2395 Avoid infinite recursion on mutually valued expressions.
2396 Change callers of vn_lookup_or_add.
2397 (phi_translate): New function.
2398 (compute_antic_safe): Allow phi nodes.
2399 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2400 (find_or_generate_expression): Rewrite slightly.
2401 (create_expression_by_pieces): Updated for vn_lookup_or_add
2403 Update VN_INFO for new names.
2404 (insert_into_preds_of_block): Update for new names.
2405 (add_to_exp_gen): New function.
2406 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2407 (find_existing_value_expr): Rewrite to changed vn_lookup.
2408 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2409 (try_look_through_load): Removed.
2410 (try_combine_conversion): Ditto.
2411 (get_sccvn_value): New function.
2412 (make_values_for_phi): Ditto.
2413 (make_values_for_stmt): Ditto.
2414 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2416 (init_pre): Update for SCCVN changes.
2418 (execute_pre): Ditto.
2420 * tree-flow.h (make_value_handle): Declare.
2421 (set_value_handle): Ditto.
2422 (sort_vuses_heap): Ditto.
2423 (vn_lookup_or_add_with_stmt): Ditto.
2424 (vn_lookup_with_stmt): Ditto.
2425 (vn_compute): Remove.
2428 (vn_lookup): Update arguments.
2430 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2432 (tree-ssa-sccvn.o): New.
2433 (OBJS-common): Add tree-ssa-sccvn.o
2435 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2438 * c-typeck.c (build_external_ref): Don't mark as used if called
2440 * calls.c (rtx_for_function_call): Likewise.
2442 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2446 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2448 * dce.c (deletable_insn_p_1): New function, split out from...
2449 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2450 specially, not those inside PARALLELs. Remove BODY argument
2451 and adjust recursive call accordingly.
2452 (prescan_insns_for_dce): Update call to delete_insn_p.
2454 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2456 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2457 (try_combine): Move potential calls to undo_all() so they happen
2458 before we commit to using the combined insns.
2460 2006-06-30 Jan Hubicka <jh@suse.cz>
2462 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2465 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2467 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2468 (cgraph_remove_unreachable_nodes): Likewise.
2469 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2470 * ipa-inline.c (update_caller_keys): Cast according to the coding
2472 (cgraph_decide_recursive_inlining): Likewise.
2473 (cgraph_decide_inlining_of_small_function): Likewise.
2474 (try_inline): Likewise.
2475 (cgraph_decide_inlining_incrementally): Likewise.
2476 * ipa-pure-const.c (get_function_state): Likewise.
2477 (scan_function): Likewise.
2478 (analyze_function): Likewise.
2479 (static_execute): Likewise.
2480 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2481 (merge_callee_local_info): Likewise.
2482 (analyze_function): Use type safe memory macros.
2483 (static_execute): Likewise. Cast according to the coding conventions.
2484 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2486 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2488 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2489 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2492 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2495 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2496 for complex modes (both int and real).
2498 2007-06-29 Jan Hubicka <jh@suse.cz>
2500 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2502 2007-06-29 Jan Hubicka <jh@suse.cz>
2505 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2508 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2511 * config/avr/avr.c: Include dataflow header file.
2512 (expand_prologue): Adjust for prologue insn change.
2513 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2516 2007-06-29 Richard Guenther <rguenther@suse.de>
2519 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2520 during type verification.
2522 2007-06-29 Jan Hubicka <jh@suse.cz>
2524 * recog.c (validate_change_rtx_1): Unshare TO argument.
2526 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2528 PR tree-optimization/24659
2529 * tree-vect-transform.c (vectorizable_call): Handle
2530 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2532 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2533 * config/i386/i386.c (enum ix86_builtins)
2534 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2535 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2537 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2538 const using def_builtin_const.
2539 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2540 input operands in the same modes as the result.
2541 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2543 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2545 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2546 (df_set_dead_notes_for_mw): Likewise.
2548 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2550 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2552 2007-06-28 DJ Delorie <dj@redhat.com>
2554 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2556 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2558 * doc/invoke.texi (C++ Dialect Options): Document
2559 fvisibility-ms-compat.
2560 * c.opt (fvisibility-ms-compat): New.
2562 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2565 * tree-affine.c (aff_combination_add_elt): Handle
2566 pointer addition specially.
2568 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2570 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2571 decl is non-external for AIX ABI.
2573 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2575 * config/rs6000/predicates.md (current_file_function_operand):
2576 Ensure the symbol is non-external for AIX ABI.
2578 2007-06-28 Nick Clifton <nickc@redhat.com>
2580 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2581 (fdce, fdse, fpredictive-commoning): Likewise.
2583 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2586 * gcc.c (process_command): Recognize the new -static-libgfortran
2589 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2592 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2593 Use a call clobbered hard reg instead of a pseudo reg.
2595 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2597 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2599 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2602 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2603 REG_LIBCALL and REG_RETVAL notes.
2604 (divsi3, mulsi3): Likewise.
2605 (mulhisi3): Likewise. Use emit_libcall_block.
2606 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2608 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2610 PR rtl-optimization/32481
2611 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2613 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2615 * dce.c (deletable_insn_p_1): New function, split out from...
2616 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2617 specially, not those inside PARALLELs. Remove BODY argument
2618 and adjust recursive call accordingly.
2619 (prescan_insns_for_dce): Update call to delete_insn_p.
2621 2007-06-27 Richard Guenther <rguenther@suse.de>
2624 * tree.h (fold_convertible_p): Declare.
2625 * fold-const.c (fold_convertible_p): New function.
2626 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2627 instead of lang_hooks.types_compatible_p.
2629 2007-06-26 Jan Hubicka <jh@suse.cz>
2631 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2632 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2633 early use validate_unshare_change.
2634 (reload_combine): Likewise.
2635 * recog.c (change_t): New field unshare.
2636 (validate_change_1): Rename from validate_change; add argument unshare.
2637 (validate_change): Turn into wrapper of validate_change_1; update
2638 prototype for bools.
2639 (validate_unshare_change): New.
2640 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2641 calls of df_insn_rescan.
2642 * recog.h (validate_change): Replace ints by bools.
2643 (validate_unshare_change): Declare.
2645 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2647 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2649 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2651 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2653 2007-06-25 Jan Hubicka <jh@suse.cz>
2655 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2657 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2658 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2659 places other call site specific checks are performed.
2661 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2664 * tree-vect-transform.c (vectorizable_operation): Convert
2665 POINTER_PLUS_EXPR over to PLUS_EXPR.
2667 2007-06-25 Chao-ying Fu <fu@mips.com>
2669 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2670 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2671 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2672 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2674 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2675 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2676 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2677 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2678 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2679 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2680 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2681 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2682 ALL_FIXED_POINT_MODE_P): New define.
2683 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2685 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2687 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2688 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2689 MODE_VECTOR_UACCUM): New mode classes.
2691 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2692 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2693 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2696 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2697 (blank_mode): Initialize ibit and fbit.
2698 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2699 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2701 (new_adjust): Change required_class to required_class_from and
2702 required_class_to for testing within a range.
2703 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2704 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2706 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2707 (make_fixed_point_mode): New.
2708 (_ADD_ADJUST): Change C to C1 and C2.
2709 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2710 use a range for machine classes.
2711 (ADJUST_IBIT, ADJUST_FBIT): New.
2712 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2714 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2715 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2716 Emit adjustment for ibit and fbit.
2717 (emit_mode_ibit, emit_mode_fbit): New.
2718 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2720 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2722 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2723 as the source of the set.
2725 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2727 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2728 FP_REGNO_P): Use IN_RANGE.
2729 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2730 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2731 (DATA_REG_P): Use DATA_REGNO_P.
2732 (FP_REG_P): Use FP_REGNO_P.
2733 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2734 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2735 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2737 2007-06-24 Jan Hubicka <jh@suse.cz>
2740 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2742 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2745 * fold-const.c (fold_binary): Strip nops of operand 0
2746 of BIT_NOT_EXPR before calling operand_equal_p.
2747 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2748 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2750 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2752 * doc/extend.texi: Document that dllimport and dllexport imply
2754 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2755 imported or exported declaration, including type declarations.
2756 * c-common.c (handle_visibility_attribute): Check for conflicts
2757 with dllimport/dllexport.
2758 (c_determine_visibility): Handle dllimport/dllexport as an
2759 explicit visibility atttribute.
2761 2007-06-23 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/16876
2765 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2767 * tree-inline.c (initialize_inlined_parameters): Do not call
2768 lang_hooks.tree_inlining.convert_parm_for_inlining.
2769 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2770 reason for mismatched types.
2771 * gimplify.c (gimplify_call_expr): Verify the call expression
2772 arguments match the called function type signature. Otherwise
2773 mark the call expression to be not considered for inlining
2774 using CALL_CANNOT_INLINE_P flag.
2775 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2776 edges call expression.
2777 (cgraph_decide_inlining_of_small_function): Likewise.
2778 (cgraph_decide_inlining): Likewise.
2779 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2781 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2782 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2783 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2785 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2786 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2788 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2789 convert_parm_for_inlining member.
2791 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2794 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2795 Remove optimization for GT.
2797 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2800 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2802 (prescan_insns_for_dce): Add extra parameter.
2804 2007-06-23 Jan Hubicka <jh@suse.cz>
2807 * gimplify.c (mark_addressable): New function.
2808 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2810 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2813 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2815 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2819 moves between MMX/SSE registers to at least 8 units to prevent
2820 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2822 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.c (override_options): Correct x86_sahf
2827 2007-06-21 David Daney <ddaney@avtrex.com>
2830 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2831 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2832 (exception_receiver): Renamed to ...
2833 (nonlocal_goto_receiver): ... this.
2835 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2837 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2838 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2839 partial register accesses.
2841 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2843 * fold-const.c (debug_fold_checksum): Move it under
2844 ENABLE_FOLD_CHECKING.
2846 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2849 * tree.h (debug_fold_checksum): Declared.
2850 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2851 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2852 build_fold_addr_expr_with_type_1.
2853 (fold_addr_expr, debug_fold_checksum): New.
2854 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2855 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2858 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2860 PR tree-optimization/19590
2861 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2862 of scev is a constant.
2863 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2865 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2867 * df-problems.c (df_note_bb_compute): Made computation of live
2868 info consistent with df_lr.
2870 2007-06-21 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/32453
2873 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2874 for pointer anti-range.
2876 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2878 * config/i386/i386.c (processor_target_table): Increase maximum
2879 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2882 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2883 byte alignment if > 8 byte alignment is preferred.
2884 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2886 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2888 PR tree-optimization/31866
2889 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2890 if ASM_EXPR's input is not a SSA_NAME.
2893 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2894 but decl is a global var, instead return decl.
2895 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2896 even for is_global_var decls, if they are private in some outer
2899 2007-06-21 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/32451
2902 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2904 2007-06-21 Christian Bruel <christian.bruel@st.com>
2906 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2907 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2908 (push_regs): Changed saving order or banked registers.
2909 (sh_expand_epilogue): Likewise.
2910 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2911 (FIRST_BANKED_REG): Likewise.
2912 (LAST_BANKED_REG): Likewise.
2913 * config/sh/sh.md (banked) New attribute.
2914 (in_delay_slot): Check banked attribute.
2916 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2918 PR tree-optimization/32075
2919 * tree-data-ref.c (subscript_dependence_tester_1,
2920 analyze_miv_subscript, analyze_overlapping_iterations,
2921 add_distance_for_zero_overlaps, build_classic_dist_vector,
2922 subscript_dependence_tester_1, analyze_overlapping_iterations,
2923 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2924 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2925 to evolution_function_is_affine_multivariate_p.
2927 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2929 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2931 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2934 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2936 * config/m32c/prologue.md (epilogue_exitd_16): New.
2937 (epilogue_reit_16): New.
2938 (epilogue_exitd): Rename to epilogue_exitd_24.
2939 (epilogue_reit): Rename to epilogue_reit_24.
2941 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2942 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2944 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2946 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2947 if dbg_cnt (sched_insn) reaches the limit.
2948 (choose_ready): New parameter INSN_PTR and new return value.
2949 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2950 the new return value from choose_ready.
2951 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2952 (rest_of_handle_global_alloc): New global_alloc_at_func.
2954 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2956 PR tree-optimization/25737
2957 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2958 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2959 * tree-flow.h (struct fieldoff): Add new field alias_set.
2960 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2961 argument addressable_type. Set alias_set of fieldoff.
2962 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2963 (create_overlap_variables_for): Pass alias_set from fieldoff to
2965 * alias.c (get_alias_set): Use alias_set from SFT if set.
2967 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2969 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2970 of a variable as an unsigned HOST_WIDE_INT integer.
2972 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2974 PR rtl-optimization/32405
2975 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2977 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2979 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2982 * builtins.c: Include diagnostic.h.
2983 (expand_builtin_expect): Make gcc_assert more permissive.
2984 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2987 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2991 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2992 if ACCUMULATE_OUTGOING_ARGS.
2994 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2996 * config/m68hc11/m68hc11.c: Include dataflow header file.
2997 (m68hc11_reorg): Port to dataflow.
2999 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3001 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
3002 (struct df_problem.free_blocks_on_set_blocks): New field.
3003 (struct dataflow.optional_p): New field.
3004 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3005 (df_live_set_all_dirty): New function.
3006 * df-scan.c (df_scan_alloc): Initialize optional_p.
3007 (problem_SCAN): Initialize free_blocks_on_set_blocks.
3008 * df-core.c (df_set_blocks): Removed use of
3009 DF_FIRST_OPTIONAL_PROBLEM. Now uses
3010 df_problem.free_blocks_on_set_blocks to determine which blocks are
3012 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
3013 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
3014 uses dataflow.optional_p to determine if problem should be
3016 (rest_of_handle_df_initialize): Only start live problem if
3018 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
3019 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
3020 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
3021 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
3022 problem_NOTE): Initialize free_blocks_on_set_blocks.
3023 (df_lr_bb_local_compute): Recompute luids if df_live problem is
3025 (df_live_set_all_dirty, df_note_alloc): New function.
3026 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
3028 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
3029 * postreload.c (reload_combine): Ditto.
3030 * cse.c (cse_extended_basic_block): Ditto.
3031 * regmove.c (mark_flags_life_zones): Ditto.
3032 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
3033 erase_matching_seqs): Ditto.
3034 * bt-load.c (compute_defs_uses_and_gen): Ditto.
3035 * integrate (allocate_initial_values): Ditto.
3036 * combine.c (reg_dead_at_p): Ditto.
3037 * resource.c (mark_target_live_regs): Ditto.
3038 * sched-rgn.c (check_live_1, update_live_1): Ditto.
3039 * config/sh/sh.c (find_r0_life_regions): Ditto.
3040 * global.c (rest_of_handle_global_alloc): Only add back df_live
3042 * local-alloc.c (rest_of_handle_local_alloc): Only remove
3044 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
3046 (if_convert): Make sure df_live is there at -O == 1.
3047 (pass_if_after_combine): Cleanup flags.
3048 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
3049 is there at -O == 1.
3051 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
3053 * config/arm/arm.c (arm_get_frame_offsets): Set
3054 offsets->locals_base to avoid negative stack size.
3055 (thumb1_expand_prologue): Assert on negative stack size.
3057 2007-06-19 Sebastian Pop <sebpop@gmail.com>
3059 PR tree-optimization/32367
3060 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
3061 of the chrec has no evolution in that loop.
3062 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
3064 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3066 * config/xtensa/xtensa.c: Include "df.h".
3067 (xtensa_builtin_saveregs): Use adjust_address instead of
3069 (xtensa_va_start): Invoke make_tree with sizetype for
3070 expand_builtin_saveregs and then convert the result to a pointer.
3071 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
3072 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
3073 Subtract argument size from index value as integers and then use
3074 POINTER_PLUS_EXPR to add the result to the array address.
3076 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3079 * config/m32c/m32c.c: Include dataflow header file.
3080 (m32c_emit_prologue): Adjust for prologue insn change.
3081 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
3082 once inside a PARALLEL. Assume frame size passed in operand 0
3083 includes space to save the fb register.
3084 (prologue_enter_24): Likewise.
3085 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
3087 2007-06-19 David Daney <ddaney@avtrex.com
3090 * config/mips/mips.md (cprestore): Mark $gp as used.
3092 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
3095 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
3096 (frv_ifcvt_modify_insn): Likewise.
3098 2007-06-19 Richard Guenther <rguenther@suse.de>
3100 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
3101 only handle positive offsets that fit in a HOST_WIDE_INT.
3103 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
3106 result of rsqrt insn for zero input argument to avoid NaN.
3108 2007-06-19 Richard Guenther <rguenther@suse.de>
3111 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
3113 2007-06-19 Jakub Jelinek <jakub@redhat.com>
3115 PR tree-optimization/32353
3116 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
3118 2007-06-19 Nick Clifton <nickc@redhat.com>
3120 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
3122 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
3126 * config/i386/i386.c (assign_386_stack_local): Assert that
3127 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
3128 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
3129 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
3130 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
3132 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3134 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
3136 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3138 PR rtl-optimization/32321
3139 * gcse.c (replace_store_insn): Update the note before
3140 calling emit_insn_after.
3142 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3145 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
3147 * df-problems.c (df_note_bb_compute): Fix dumping info.
3149 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
3151 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
3152 insn with emit_jump_insn.
3154 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3156 PR tree-optimization/32383
3157 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
3158 * targhooks.h (default_builtin_reciprocal): Update prototype.
3159 * target.h (struct gcc_target): Update builtin_reciprocal.
3160 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
3161 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
3162 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
3163 when fndecl is in BUILT_IN_MD class.
3164 (execute_convert_to_rsqrt): Ditto.
3166 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
3167 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
3168 Convert BUILT_IN_SQRTF code only when md_fn is false.
3170 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
3172 * bt-load.c (move_btr_def): Fix the order of arguments
3173 to validate_replace_rtx.
3175 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3177 * config/m68k/m68k-devices.def: Add 54450..54455.
3179 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3181 PR rtl-optimization/32366
3182 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3183 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3186 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3189 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3190 this is true, rescan insn being modified.
3191 (sms_schedule): Added rescan parameter.
3192 (rest_of_handle_sms): Moved freeing of dominance info to before
3193 getting out of cfg_layout.
3195 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3197 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3198 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3201 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3202 FL_CF_EMAC from the entry for isac.
3204 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3205 (const_sibcall_operand): New.
3206 (sibcall_operand): Use it.
3207 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3208 (m68k_isas): ISAC does not imply FPU or EMAC.
3209 (override_options): Add ISA_C logic for symbolic jump & call.
3211 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3213 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3214 return mode from the builtin itself.
3215 (sparc_fold_builtin): Fix cast of zero constant.
3217 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3219 * targhooks.c (default_builtin_reciprocal): New default target hook.
3220 * targhooks.h (default_builtin_reciprocal): Add prototype.
3221 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3222 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3223 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3224 default_builtin_reciprocal.
3226 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3229 * hooks.c (hook_tree_tree_bool_null): New hook.
3230 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3231 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3232 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3233 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3234 and convert it to reciprocal a*rfunc(b).
3235 (execute_convert_to_rsqrt): New function.
3236 (gate_convert_to_rsqrt): New function.
3237 (pass_convert_to_rsqrt): New pass definition.
3238 * target.h (struct gcc_target): Add builtin_reciprocal.
3239 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3240 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3241 TARGET_BUILTIN_RECIPROCAL.
3242 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3244 * config/i386/i386.h (TARGET_RECIP): New define.
3245 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3246 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3247 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3248 and not optimizing for size.
3249 (*rcpsf2_sse): New insn pattern.
3250 (*rsqrtsf2_sse): Ditto.
3251 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3252 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3253 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3254 and not optimizing for size.
3255 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3256 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3257 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3258 and not optimizing for size.
3259 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3260 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3261 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3262 and not optimizing for size.
3263 (*sse_rsqrtv4sf2): Do not export.
3265 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3266 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3267 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3268 and not optimizing for size.
3270 * config/i386/i386.opt (mrecip): New option.
3271 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3272 (ix86_emit_swsqrtsf): Ditto.
3273 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3274 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3276 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3277 ix86_expand_unop1_builtin.
3278 (ix86_emit_swdivsf): New function.
3279 (ix86_emit_swsqrtsf): Ditto.
3280 (ix86_builtin_reciprocal): New function.
3281 (TARGET_BUILTIN_RECIPROCAL): Use it.
3282 (ix86_vectorize_builtin_conversion): Rename from
3283 ix86_builtin_conversion.
3284 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3285 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3286 "i386 and x86_64 Options" section.
3287 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3289 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3290 Zdenek Dvorak <dvorakz@suse.cz>
3291 Richard Guenther <rguenther@suse.de>
3292 Kaz Kojima <kkojima@gcc.gnu.org>
3294 * tree-vrp.c (compare_values_warnv): Convert val2 to
3296 (extract_range_from_assert): Create
3297 POINTER_PLUS_EXPR for pointer types.
3298 (extract_range_from_binary_expr): Handle
3299 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3301 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3302 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3303 POINTER_PLUS_EXPR as PLUS_EXPR.
3304 (number_of_iterations_lt_to_ne):
3305 For pointer types, use sizetype when
3306 creating MINUS_EXPR/PLUS_EXPRs.
3307 (assert_loop_rolls_lt): For pointer types, use sizetype when
3308 creating MINUS_EXPR/PLUS_EXPRs.
3309 (number_of_iterations_le): Likewise.
3310 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3311 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3312 like PLUS_EXPR and MINUS_EXPR.
3313 * tree-pretty-print.c (dump_generic_node): Handle
3315 (op_prio): Likewise.
3316 (op_symbol_1): Likewise.
3317 * optabs.c (optab_for_tree_code): Likewise.
3318 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3320 * tree-tailcall.c (process_assignment): Mention
3321 POINTER_PLUS_EXPR in a TODO comment.
3322 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3323 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3324 not used with a pointer and an integer type.
3325 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3326 increment using chrec_convert_rhs instead of chrec_convert.
3327 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3328 PLUS_EXPR except for the right hand side's type will be
3330 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3331 (fold_used_pointer_cast): Kill.
3332 (pointer_offset_p): Kill.
3333 (fold_used_pointer): Kill.
3334 (pointer_used_p): Kill.
3335 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3336 call fold_used_pointer.
3337 (instantiate_parameters_1): Convert the increment
3338 using chrec_convert_rhs instead of chrec_convert.
3339 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3340 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3341 instead of PLUS_EXPR.
3342 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3343 PLUS_EXPR for pointers.
3344 (std_gimplify_va_arg_expr): Likewise.
3345 (fold_builtin_memory_op): Likewise.
3346 (fold_builtin_strstr): Likewise.
3347 (fold_builtin_strchr): Likewise.
3348 (fold_builtin_strrchr): Likewise.
3349 (fold_builtin_strpbrk): Likewise.
3350 (expand_builtin_memory_chk): Likewise.
3351 (fold_builtin_memory_chk): Likewise.
3352 (std_expand_builtin_va_start): Use
3353 sizetype for the call to make_tree and then convert
3354 to the pointer type.
3355 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3356 instead of PLUS_EXPR for adding to a pointer.
3357 (std_gimplify_va_arg_expr): Use fold_build2 for
3358 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3359 the operands to sizetype first and then cast the BIT_AND_EXPR
3360 back to the pointer type.
3361 * fold-const.c (build_range_check): Handle pointer types
3363 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3364 of PLUS_EXPR's. Make sure the offset is converted to
3366 (try_move_mult_to_index): Strip the NOPs from the offset.
3367 Remove code argument and replace all uses with PLUS_EXPR.
3368 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3369 specially. Don't use a pointer type for MINUS_EXPR.
3370 (fold_unary): Handle for (T1)(X op Y),
3371 only p+ as that is the only as that can be handled for
3372 binary operators now.
3373 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3375 <case PLUS_EXPR>: Add folding of PTR+INT into
3377 Don't call try_move_mult_to_index.
3378 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3379 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3380 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3381 Don't call try_move_mult_to_index.
3382 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3383 (tree_expr_nonzero_p): Likewise.
3384 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3385 of PLUS_EXPR for the complex expression folding.
3386 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3387 first chrec is a pointer type, then the second should
3388 be sizetype and not the first's type.
3389 For POINTER_PLUS_EXPR, use a different right hand side type.
3390 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3391 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3392 different right hand side type.
3393 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3394 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3395 instead of PLUS_EXPR.
3396 When either operand is zero, convert the other operand.
3397 (chrec_apply): Use chrec_convert_rhs
3398 on the argument x instead of chrec_convert.
3399 (reset_evolution_in_loop): For pointer types, the new_evol
3401 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3402 different right hand side type.
3403 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3404 (chrec_convert_rhs): New function.
3405 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3406 different right hand side type.
3407 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3408 * tree-chrec.h (chrec_convert_rhs): New prototype.
3409 (build_polynomial_chrec): For pointer types, the right hand
3410 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3411 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3412 Remove subtraction case as it is always addition now.
3413 Make sure the offset is converted to sizetype.
3414 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3415 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3416 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3417 PLUS_EXPR in pointer type.
3418 Handle POINTER_PLUS_EXPR.
3419 (tree_to_aff_combination): Likewise.
3420 (force_expr_to_var_cost): Likewise.
3421 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3422 instead of PLUS_EXPR for pointers.
3423 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3424 instead of PLUS_EXPR of pointer types.
3425 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3427 (check_va_list_escapes): Likewise.
3428 (check_all_va_list_escapes): Likewise.
3429 * dwarf2out.c (loc_descriptor_from_tree_1):
3430 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3431 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3432 (string_constant): Likewise.
3433 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3434 the offset to the base, use POINTER_PLUS_EXPR.
3435 (add_to_parts): Convert the index to sizetype.
3436 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3437 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3438 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3439 Offset only holds something for PLUS_EXPR.
3440 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3442 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3444 (analyze_accesses_for_modify_stmt): Likewise.
3445 Remove comment about the type being integral type as it is
3447 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3449 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3451 Correct the type which the artimentic is done in (is now
3454 * tree-data-ref.c (split_constant_offset): Handle
3456 * tree-affine.c (tree_to_aff_combination): Likewise.
3457 * c-typeck.c (build_unary_op): For pointers create the increment
3458 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3460 * gimplify.c (gimplify_self_mod_expr): Create a
3461 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3462 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3463 * tree.def (POINTER_PLUS_EXPR): New tree code.
3464 * tree-predcom.c (ref_at_iteration): If we have a pointer
3465 type do the multiplication in sizetype.
3466 * tree-mudflap.c (mf_xform_derefs_1): Create a
3467 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3468 * tree-ssa-forwprop.c
3469 (forward_propagate_addr_into_variable_array_index):
3470 Don't expect there to be a cast for the index as that
3471 does not exist anymore.
3472 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3473 instead of PLUS_EXPR.
3474 Don't check for the first operand of the POINTER_PLUS_EXPR
3475 was the index as it cannot be.
3476 Call forward_propagate_addr_into_variable_array_index with
3477 the SSA_NAME instead of the statement.
3478 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3479 (compare_constant): Likewise.
3480 (copy_constant): Likewise.
3481 (compute_reloc_for_constant): Likewise.
3482 (output_addressed_constants): Likewise.
3483 (initializer_constant_valid_p): Likewise.
3484 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3485 Convert the MIN/MAX of the inner type to the outer
3486 type before comparing them.
3487 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3488 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3489 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3490 of PLUS_EXPR for pointers.
3491 * tree-inline.c (estimate_num_insns_1): Handle
3493 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3494 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3495 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3496 instead of PLUS_EXPR for the pointer increment statement.
3497 (vect_update_ivs_after_vectorizer): For pointer types, create
3498 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3499 MULT_EXPR in sizetype.
3500 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3502 * tree-object-size.c (plus_expr_object_size): Handle
3503 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3504 code which is trying to figure out which side is a pointer and
3506 (check_for_plus_in_loops_1): Likewise.
3507 (check_for_plus_in_loops): Likewise.
3508 * c-common.c (pointer_int_sum): Create a
3509 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3510 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3511 only POINTER_PLUS_EXPR. Removing all the extra
3512 code which is trying to figure out which side is a pointer and
3514 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3515 PLUS_EXPR and MINUS_EXPR.
3516 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3518 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3519 with make_tree, instead of a pointer type.
3520 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3521 for pointers instead of PLUS_EXPR.
3522 (s390_gimplify_va_arg): Likewise.
3523 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3524 instead of PLUS_EXPR when doing addition on pointer
3525 types. Use sizetype for the second operand.
3526 (spu_gimplify_va_arg_expr): Likewise.
3527 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3528 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3529 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3530 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3531 for the pointer addition and also use size_int/sizetype
3533 (ix86_gimplify_va_arg): Likewise.
3534 Perform BIT_AND_EXPR on sizetype arguments.
3535 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3536 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3537 for the pointer additions and also use size_int for the offsets.
3538 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3539 additions and also use size_int for the offsets. Perform
3540 BIT_AND_EXPR on sizetype arguments.
3541 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3542 POINTER_PLUS_EXPR for pointers and create the
3543 BIT_AND_EXPR in sizetype.
3544 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3545 instead of PLUS_EXPR for pointer addition.
3546 (rs6000_va_start): Likewise.
3547 Also use sizetype for the offset.
3548 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3549 as PLUS_EXPR/MINUS_EXPR.
3550 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3551 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3552 Don't use BIT_AND_EXPR on a pointer type, convert the
3553 expression to sizetype first.
3554 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3556 (mips_gimplify_va_arg_expr): Likewise.
3557 Don't create BIT_AND_EXPR in a pointer type.
3559 2007-06-15 Eric Christopher <echristo@apple.com>
3561 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3562 (x86_64-*-darwin*): Ditto.
3563 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3566 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3568 * doc/extend.texi: Document behavior of __attribute__((aligned))
3571 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3573 * rtlanal.c (note_stores): Improve documentation.
3575 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3577 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3578 LOCAL_LABEL_PREFIX): Delete.
3579 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3580 (bfin_internal_label): Delete.
3582 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3584 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3585 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3586 otherwise define to LIBGCC2_TF_CEXT.
3587 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3588 (LIBGCC_TF_CEXT): Ditto.
3591 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3593 PR rtl-optimization/32339
3594 * df-scan.c (df_uses_record): Don't modify flags but just add to
3595 it for df_ref_record.
3597 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3599 * tree-mudflap.c: Fix whitespace issues.
3601 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3603 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3605 2007-06-14 Eric Christopher <echristo@apple.com>
3607 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3608 (movv4sf): Use gcc_unreachable instead of abort.
3610 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/sfp-machine.h (CMPtype): New define.
3614 (mach stubs): Use CMPtype instead of int as a return type.
3616 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3618 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3619 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3620 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3621 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3622 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3623 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3624 config/soft-fp/soft-fp.h: Update from glibc CVS.
3626 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3628 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3630 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3633 * config/v850/v850.c: Include dataflow header file.
3634 (substitute_ep_register): Fix typo.
3636 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3638 * configure.ac: Fix earlier checkin.
3639 * configure: Regenerated.
3641 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3643 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3644 * aclocal.m4: Regenerate.
3645 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3646 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3647 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3648 * configure: Regenerate.
3649 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3651 * Makefile.in (quickstrap): Build libgcc too.
3653 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3655 * configure.ac: Add --enable-checking=df. Explicitly mention that
3656 the variables are initialized as for "release".
3657 * df-core.c: Use it.
3658 * configure: Regenerate.
3659 * config.in: Regenerate.
3661 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3663 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3664 validate_replace_rtx instead of replace_rtx.
3665 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3667 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3669 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3670 (DWARF2_UNWIND_INFO): Override default if configured with
3672 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3673 (ENDFILE_SPEC): Add crtend.o.
3674 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3675 (ENDFILE_SPEC): Add crtend.o.
3676 (TARGET_USE_JCR_SECTION): Define.
3677 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3679 * config/i386/cygming-crtbegin.c: New file.
3680 * config/i386/cygming-crtend.c: New file.
3682 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3684 * config/i386/w32-unwind.h: New file.
3686 2007-06-13 Eric Christopher <echristo@apple.com>
3688 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3689 the user set a value below STACK_BOUNDARY.
3691 2007-06-13 Thiemo Seufer <ths@networkno.de>
3693 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3694 imply -lpthread for -pthread.
3696 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3698 * basic-block.h: Remove the prototype for
3699 free_basic_block_vars.
3700 * cfglayout.h: Remove the prototype for
3701 insn_locators_initialize.
3702 * tree.h: Remove the prototype for emit_line_note.
3704 * tree-ssa-pre.c (mergephitemp): Remove.
3705 (init_pre): Don't use mergephitemp.
3707 2007-06-13 Eric Christopher <echristo@apple.com>
3709 * config/i386/i386.c (override_options): If we've specified
3710 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3712 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3714 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3717 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3719 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3720 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3721 (eh_store_handler): New pattern.
3722 (eh_return): Emit it instead of a plain move.
3724 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3727 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3728 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3731 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3733 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3734 (find_next_insn_start, find_load): New functions.
3735 (bfin_reorg): Use them to deal with the fact that parallel insns are
3736 no longer represented as a SEQUENCE.
3738 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3740 * config/sparc/sparc.c (sparc_override_options): Initialize
3743 2007-06-13 Dave Korn <dave.korn@artimi.com>
3745 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3748 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3750 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3751 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3752 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3753 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3754 tree-vect-transform.c: Fix comment typos. Follow spelling
3757 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3759 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3760 to the exit block use set.
3761 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3762 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3763 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3765 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3767 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3768 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3769 to indicate an error.
3770 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3772 (dbg_cnt_process_opt): Print an error on a bad argument.
3773 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3774 * common.opt (-fdbg-cnt-list): New.
3775 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3777 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3779 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3780 flag on ref-all pointers.
3782 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3785 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3786 for the offset with the modifier as EXPAND_INITIALIZER
3787 if the modifier is EXPAND_INITIALIZER.
3788 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3789 a register if we had an overflow.
3791 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3793 * real.c (real_isfinite): New.
3794 (real_sqrt): Use it.
3795 * real.h (real_isfinite): New.
3796 * builtins.c: Use it.
3798 2007-06-12 Ian Lance Taylor <iant@google.com>
3799 Daniel Berlin <dberlin@dberlin.org>
3802 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3803 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3804 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3805 (DECL_NO_TBAA_P): Define.
3806 (struct tree_decl_common): Add no_tbaa_flag field.
3807 * tree-ssa-structalias.c (struct variable_info): Add
3808 no_tbaa_pruning field.
3809 (new_var_info): Initialize no_tbaa_pruning field.
3810 (unify_nodes): Copy no_tbaa_pruning field.
3811 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3812 (dump_solution_for_var): Print no_tbaa_pruning flag.
3813 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3815 (compute_tbaa_pruning): New static function.
3816 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3817 Call compute_tbaa_pruning.
3818 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3819 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3820 * gimple-low.c (lower_stmt): Likewise.
3821 * tree-gimple.c (is_gimple_stmt): Likewise.
3822 * tree-ssa-operands.c (get_expr_operands): Likewise.
3823 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3824 * tree-inline.c (estimate_num_insns_1): Likewise.
3825 (copy_result_decl_to_var): Likewise.
3826 * expr.c (expand_expr_real_1): Likewise.
3827 * tree-pretty-print.c (dump_generic_node): Likewise.
3828 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3829 * omp-low.c (omp_copy_decl_2): Likewise.
3830 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3831 * doc/c-tree.texi (Expression trees): Document
3832 CHANGE_DYNAMIC_TYPE_EXPR.
3834 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3837 with !HONOR_NANS and !HONOR_INFINITIES.
3838 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3840 2007-06-12 Tristan Gingold <gingold@adacore.com>
3842 * gcov.c: Comments updated.
3843 (source_info): Add file_time field.
3844 (source_index): New variable.
3845 (mutiple_files): New variable.
3846 (generate_results): New function extracted from process_file.
3847 (process_file): Save and restore chain of functions, generate
3848 results and free structures only if not merging results.
3849 (release_structures): File names are now freed in create_file_names
3850 (create_file_names): Free previous file names.
3851 (find_source): File date is now read here and modifications in
3852 source files is checked here.
3853 (read_graph_file): Only reverse order of functions for the current
3855 (make_gcov_file_name): Do not generate long names if input_name is
3857 (output_lines): If merging results do not display graph, data and
3859 Checking source file modification is done in find_source.
3861 * doc/gcov.texi: Append an s to sourcefile.
3863 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3865 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3866 (forced_nop): New pattern.
3867 * config/bfin/bfin.c: Include "df.h".
3868 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3869 (bfin_discover_loop): Use df_get_live_in instead of
3870 global_live_at_start.
3871 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3872 df_analyze when done.
3873 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3874 the insns. Use QImode for the final insn in a bundle. Call
3875 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3877 (reorder_var_tracking_notes): New function.
3878 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3879 update_life_info. Call df_analyze after scheduling and bundle
3880 generation. Call reorder_var_tracking_notes if generating these
3881 notes. Call df_finish_pass at the end.
3883 2007-06-12 Dirk Mueller <dmueller@suse.de>
3885 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3886 a comparison, not an assignment.
3888 2007-06-12 Olivier Hainque <hainque@adacore.com>
3890 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3891 Request walking the subtrees only, leaving the current is_lhs/val_only
3893 (convert_non_local_reference): Likewise.
3895 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3897 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3899 2007-06-12 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/15353
3902 PR tree-optimization/31657
3903 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3904 * timevar.def: Add TV_TREE_IFCOMBINE.
3905 * tree-pass.h (pass_tree_ifcombine): Declare.
3906 * tree-ssa-ifcombine.c: New file.
3907 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3908 * tree-flow.h (blocks_in_phiopt_order): Declare.
3909 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3910 (tree-ssa-ifcombine.o): New dependencies.
3912 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3914 PR rtl-optimization/32293
3915 * combine.c (simplify_if_then_else): Truncate return from
3916 nonzero_bits() to correct mode.
3918 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3920 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3921 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3923 2007-06-11 Diego Novillo <dnovillo@google.com>
3925 * Makefile.in (reload1.o-warn): Remove.
3927 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3929 * combine.c (subst): Use reg_overlap_mentioned_p
3930 instead of comparing register numbers directly.
3932 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3934 * reload1.c (mark_home_live_1): Use the mode parameter.
3936 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3938 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3939 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3943 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3945 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3947 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3950 from integer registers.
3951 (FP mode splitters): Handle TFmode.
3953 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3955 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3956 for ref-all pointers that point-to anything.
3958 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3960 * config/arm/arm.c (arm_output_dwarf_dtprel,
3961 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3963 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3965 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3966 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3969 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3971 * gcc/tree.c (signed_or_unsigned_type_for): New.
3972 (unsigned_type_for): Use signed_or_unsigned_type_for.
3973 (signed_type_for): Use signed_or_unsigned_type_for.
3974 * gcc/tree.h (signed_or_unsigned_type_for): New.
3975 (get_signed_or_unsigned_type): Remove.
3976 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3977 lang_hooks.types.signed_type
3978 (size_diffop): Likewise.
3979 (all_ones_mask_p): Likewise.
3980 (build_range_check): Likewise.
3981 (fold_cond_expr_with_comparison): Likewise.
3982 (fold_cond_expr_with_comparison): Likewise.
3983 (unextend): Likewise.
3984 (extract_muldiv_1): Likewise.
3985 (fold_single_bit_test_into_sign_test): Likewise.
3986 (fold_binary): Likewise.
3987 (fold_ternary): Likewise.
3988 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3989 instead of get_signed_or_unsigned_type.
3990 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3991 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3992 * gcc/expr.c (signed_or_unsigned_type_for): Use
3993 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3994 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3995 (lhd_signed_or_unsigned_type): Remove.
3996 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3997 signed_or_unsigned_type.
3998 (lhd_signed_or_unsigned_type): Remove.
3999 * gcc/expmed.c (make_tree): Use signed_type_for instead of
4000 lang_hooks.types.signed_type.
4001 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
4002 c_common_signed_type instead of lang_hooks.types.signed_type.
4003 (c_common_unsigned_type): New.
4004 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
4005 (shorten_compare): Use c_common_unsigned_type instead of
4006 c_common_signed_or_unsigned_type.
4007 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
4009 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
4010 lang_hooks.types.signed_type.
4011 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
4012 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
4013 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
4014 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
4015 instead of unsigned_type_for.
4016 * gcc/c-decl.c (groakdeclarator): Likewise.
4017 * gcc/c-typeck.c (convert_for_assignment): Likewise.
4018 * gcc/c-common.h (c_common_unsigned_type): New.
4020 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
4024 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
4026 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
4029 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
4030 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
4032 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
4033 Sebastian Pop <sebpop@gmail.com>
4035 * lambda-code.c (remove_iv): New.
4036 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
4038 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
4040 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
4041 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
4042 * tree-ssa-loop-prefetch.c: Include optabs.h.
4043 (FENCE_FOLLOWING_MOVNT): New macro.
4044 (struct mem_ref): Add independent_p and storent_p fields.
4045 (record_ref): Initalize the new fields.
4046 (gather_memory_references_ref): Return true if the reference
4048 (gather_memory_references): Check whether all memory accesses
4049 in loop were recorded.
4050 (should_issue_prefetch_p): Return false for nontemporal stores.
4051 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
4052 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
4053 (determine_loop_nest_reuse): Detect independent memory references.
4054 (loop_prefetch_arrays): Call mark_nontemporal_stores.
4055 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
4056 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
4057 * config/i386/i386.h (x86_mfence): Declare.
4058 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
4059 * config/i386/i386.c (x86_mfence): New variable.
4060 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
4062 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
4063 * optabs.c (init_optabs): Initialize storent_optab.
4064 * optabs.h (enum optab_index): Add OTI_storent.
4065 (storent_optab): Declare.
4066 * genopinit.c (optabs): Add initialization for storent_optab.
4067 * tree.h (MOVE_NONTEMPORAL): New macro.
4068 * expr.c (expand_assignment, store_expr, store_constructor_field,
4069 store_constructor, store_field, expand_expr_real_1): Propagate
4070 nontemporality of the expanded store.
4071 (emit_storent_insn): New function.
4072 * expr.h (expand_assignment, store_expr): Declaration changed.
4073 * function.c (assign_parm_setup_reg): Pass false as nontemporality
4074 to expand_assignment.
4075 * stmt.c (expand_asm_expr): Ditto.
4076 * calls.c (initialize_argument_information): Pass false as
4077 nontemporality to store_expr.
4078 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
4081 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4083 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
4085 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
4087 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
4089 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
4090 and allow DECL_P here.
4092 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
4094 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
4095 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
4096 track of the size of the expression.
4097 * cfghooks.c (merge_blocks): Remove block from loops structure only
4098 after call of the merge_blocks hook.
4100 2007-06-09 Tom Tromey <tromey@redhat.com>
4102 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
4103 (deprecated_state): Removed.
4104 (start_decl): Update.
4105 (enum deprecated_states): Moved earlier.
4106 (groktypename): Update.
4107 (push_parm_decl): Likewise.
4108 (grokfield): Likewise.
4109 (start_function): Likewise.
4111 2007-06-09 Ian Lance Taylor <iant@google.com>
4113 PR tree-optimization/32169
4114 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
4115 CONVERT_EXPR, check whether min and max both converted to an
4116 overflow infinity representation.
4118 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
4120 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
4121 not inserted on the edge.
4123 2007-06-08 Bob Wilson <bob.wilson@acm.org>
4125 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
4126 instructions if they are supported.
4127 (__divsi3, __umodsi3, __modsi3): Likewise.
4128 (__ashldi3, __ashrdi3, __lshrdi3): New.
4129 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
4131 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
4132 Tony Linthicum <tony.linthicum@amd.com>
4134 * doc/invoke.texi: Add fvect-cost-model flag.
4135 * common.opt (fvect-cost-model): New flag.
4136 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
4137 cost fields in stmt_vec_info struct for STMT.
4138 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
4139 fields in stmt_vec_info struct and access functions for the same.
4140 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
4141 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
4142 load, store and vector to scalar operation.
4143 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
4144 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
4145 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
4146 (TARG_VEC_STORE_COST): Define cost of vector store.
4147 (vect_estimate_min_profitable_iters): Define new function.
4148 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
4149 check to evaluate if loop iterations are less than minimum profitable
4150 iterations determined by cost model or minimum vect loop bound defined
4151 by user, whichever is more conservative.
4152 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
4153 run-time check to evaluate if loop iterations are less than minimum
4154 profitable iterations determined by cost model or minimum vect loop
4155 bound defined by user, whichever is more conservative.
4156 (vect_estimate_min_profitable_iterations): New function to estimate
4157 mimimimum iterartions required for vector version of loop to be
4158 profitable over scalar version.
4159 (vect_model_reduction_cost): New function.
4160 (vect_model_induction_cost): New function.
4161 (vect_model_simple_cost): New function.
4162 (vect_cost_strided_group_size): New function.
4163 (vect_model_store_cost): New function.
4164 (vect_model_load_cost): New function.
4165 (vectorizable_reduction): Call vect_model_reduction_cost during
4167 (vectorizable_induction): Call vect_model_induction_cost during
4169 (vectorizable_load): Call vect_model_load_cost during analysis phase.
4170 (vectorizable_store): Call vect_model_store_cost during analysis phase.
4171 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
4172 vectorizable_promotion, vectorizable_demotion): Call
4173 vect_model_simple_cost during analysis phase.
4175 2007-06-08 Simon Baldwin <simonb@google.com>
4177 * reg-stack.c (get_true_reg): Readability change. Moved default case
4178 label into direct switch statement scope.
4180 2007-06-08 Simon Baldwin <simonb@google.com>
4182 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4183 in gcc_assert() with '==' comparison.
4185 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4187 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4188 TARGET_ABM handling of x86_popcnt variable.
4190 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4192 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4193 __builtin_copysignq and __builtin_infq built-in functions.
4195 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4197 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4198 SSE4.2 section. Correct built-in function names in SSE4A section.
4200 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4202 PR tree-optimization/32243
4203 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4204 for ncopies after ratio check between nunits_out and nunits_in.
4205 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4207 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4209 PR tree-optimization/32224
4210 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4211 vectorization upon a non GIMPLE_MODIFY_STMT.
4213 2007-06-08 Christian Bruel <christian.bruel@st.com>
4216 * config/sh/sh.md (doloop_end): New pattern and splitter.
4217 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4219 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4222 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4224 (verify_dominators): Do not change dominance tree.
4226 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4228 * config/sh/constraints.md: New file.
4229 * config/sh/sh.c: Include tm-constrs.h.
4230 (reg_class_from_letter): Remove.
4231 (prepare_cbranch_operands): Use satisfies_constraint_*
4232 function instead of macro.
4233 (andcosts, broken_move, sh_secondary_reload): Likewise.
4234 * config/sh/predicates.md (trapping_target_operand): Likewise.
4235 (and_operand, arith_operand, arith_reg_or_0_operand,
4236 cmp_operand, logical_operand, target_operand,
4237 ua_address_operand, ua_offset, xor_operand): Likewise.
4238 * config/sh/sh.md: Include constraints.md.
4239 (*movsicc_t_false): Use satisfies_constraint_* function
4241 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4242 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4243 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4244 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4245 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4246 (REG_CLASS_FROM_CONSTRAINT): Remove.
4247 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4248 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4249 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4250 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4251 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4252 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4253 function instead of macro.
4254 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4255 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4256 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4257 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4258 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4259 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4260 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4261 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4262 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4263 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4264 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4265 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4266 EXTRA_CONSTRAINT_STR): Likewise.
4267 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4269 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4271 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4273 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4276 * c-common.h (flag_cpp0x): Replaced by...
4277 (cxx_dialect): ... this new variable specifying the C++ dialect that
4279 * c-common.c (flag_cpp0x): Removed.
4280 (cxx_dialect): Defined.
4281 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4283 * c-opts.c (c_common_post_options): Likewise.
4284 (set_std_cxx98): Set cxx_dialect to cxx98.
4285 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4287 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4288 Hui-May Chang <hm.chang@apple.com>
4290 * doc/invoke.texi (Darwin Options): Update documentation for
4291 -mmacosx-version-min.
4292 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4293 * config/darwin-driver.c: New file.
4294 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4295 * config/t-darwin (darwin-driver.o): New rule.
4297 * config/darwin-c.c (version_as_macro): Ignore low digit.
4299 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4302 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4303 (CSGNMODE): New mode macro.
4304 (CSGNVMODE): New mode attribute.
4305 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4306 expander using CSGNMODE mode macro. Handle TFmode.
4307 (copysign<mode>3_const): Rename from copysignsf3_const and
4308 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4310 (copysign<mode>3_var): Rename from copysignsf3_var and
4311 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4313 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4314 mode macro. Handle TFmode.
4315 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4316 (iortf3, *iortf3): Ditto.
4317 (xortf3, *xortf3): Ditto.
4318 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4319 TFmode and TImode masks.
4320 (ix86_expand_copysign): Expand TFmode copysign insn.
4321 (IX86_BUILTIN_INFQ): New.
4322 (IX86_BUILTIN_FABSQ): Ditto.
4323 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4324 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4325 [__builtin_fabsq]: Ditto.
4326 [__builtin_copysignq]: Ditto.
4327 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4328 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4329 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4330 ix86_expand_binop_builtin().
4332 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4334 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4336 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4339 * rtl.h (push_to_sequence2): New.
4340 * emit-rtl.c (push_to_sequence2): New.
4341 * function.c (assign_parm_data_all): Add new fields.
4342 (assign_parm_setup_block): Call push_to_sequence2 instead of
4344 (assign_parm_setup_reg): Ditto.
4345 (assign_parm_setup_stack): Ditto.
4346 (assign_parms_unsplit_complex): Ditto.
4347 (assign_parms): Change field name.
4349 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4351 PR tree-optimization/32220
4352 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4353 phi node is reached before defining statement.
4355 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4358 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4359 after changing the right hand side of the assignment.
4361 2007-06-06 Eric Christopher <echristo@apple.com>
4363 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4364 (x86_64-*-darwin*): Ditto.
4365 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4366 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4368 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4370 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4372 (add_key): Likewise.
4373 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4374 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4376 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4378 (add_cost_one_coalesce): Likewise.
4379 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4380 variable names. Rename orig to orig_name for consistency.
4381 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4383 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4385 (record_equivalences_from_stmt): Likewise.
4386 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4387 the coding conventions.
4388 (memory_ssa_name_same): Likewise.
4389 (dse_optimize_stmt): Likewise.
4390 (dse_record_phis): Likewise.
4391 (dse_finalize_block): Likewise.
4392 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4393 keywords as variable names.
4394 (may_move_till): Cast according to the coding conventions.
4395 (force_move_till_expr): Avoid using C++ keywords as variable names.
4396 (force_move_till): Cast according to the coding conventions.
4397 (memref_hash): Likewise.
4398 (memref_eq): Likewise.
4399 (gather_mem_refs_stmt): Likewise.
4400 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4401 using C++ keywords as variable names.
4402 (idx_find_step): Cast according to the coding conventions.
4403 (idx_record_use): Likewise.
4404 (find_depends): Likewise.
4405 (prepare_decl_rtl): Likewise.
4406 (mbc_entry_hash): Likewise.
4407 (mbc_entry_eq): Likewise.
4408 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4409 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4410 (idx_infer_loop_bounds): Cast according to the coding conventions.
4411 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4412 * tree-ssa-math-opts.c (occ_new ): Likwise.
4413 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4415 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4417 (add_use_op): Likewise.
4418 (add_vop): Likewise.
4419 (add_vuse_op): Likewise.
4420 (add_vdef_op): Likewise.
4421 (get_expr_operands): Likewise.
4422 (push_stmt_changes): Use type safe memory macros.
4423 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4424 keywords as variable names.
4425 (conditional_replacement): Likewise.
4426 (minmax_replacement): Likewise.
4427 (abs_replacement): Likewise.
4428 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4430 (insert_fake_stores): Avoid using C++ keywords as variable names.
4431 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4433 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4434 (heapvar_insert): Use type safe memory macros.
4435 (new_var_info): Cast according to the coding conventions.
4436 (new_constraint): Likewise.
4437 (remove_preds_and_fake_succs): Use type safe memory macros.
4438 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4440 (thread_single_edge): Likewise.
4441 (thread_through_loop_header): Likewise.
4443 2007-06-06 Eric Christopher <echristo@apple.com>
4445 * config/i386/i386.c (override_options): Move handling
4446 of TARGET_SUBTARGET* earlier.
4448 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4450 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4453 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4455 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4456 emited outside of basic block.
4457 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4459 * rtl.h (delete_insn_chain): Declaration changed.
4460 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4462 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4463 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4464 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4465 to delete_insn_chain.
4466 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4467 do not have bb field set.
4468 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4470 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4471 * cfgcleanup.c (try_optimize_cfg): Ditto.
4473 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4475 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4476 (lambda_body_vector_new): Use type safe memory macros.
4477 (lambda_linear_expression_new): Likewise.
4478 (lambda_loopnest_new): Likewise.
4479 (lambda_lattice_new): Likewise.
4480 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4481 conventions. Use type safe memory macros.
4482 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4483 (lambda_body_vector_s): Likewise.
4484 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4485 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4487 2007-06-06 Richard Guenther <rguenther@suse.de>
4489 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4490 if we need to schedule cfg_cleanup.
4491 (tree_ssa_forward_propagate_single_use_vars): Do so.
4493 2007-06-06 Ian Lance Taylor <iant@google.com>
4495 * fold-const.c (merge_ranges): If range_successor or
4496 range_predecessor fail, just return 0.
4498 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4500 PR tree-optimization/32216
4501 * tree-vectorizer.c (supportable_widening_operation): Determine
4502 signedness of FIX_TRUNC_EXPR from output operand.
4503 (supportable_narrowing_operation): Ditto.
4504 * tree-vect-generic.c (expand_vector_operations_1): Determine
4505 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4508 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4510 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4511 (struct pta): ...from here. Change flags to unsigned to avoid
4512 excessive casting (as it is used as a bit mask).
4513 (override_options): Add casts according to the coding convenventions.
4514 (x86_64_elf_unique_section): Likewise.
4515 (examine_argument): Avoid using C++ keywords as variable names.
4516 (construct_container): Likewise.
4517 (legitimize_pic_address): Likewise.
4518 (get_dllimport_decl): Cast according to the coding conventions. Use
4519 type safe memory macros.
4520 (legitimize_address): Cast according to the coding conventions.
4521 (emit_i387_cw_initialization): Corrected the type of slot to enum
4523 (ix86_init_machine_status): Use type safe memory macros.
4524 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4525 (bdesc_pcmpistr): Likewise.
4526 (bdesc_crc32): Likewise.
4527 (bdesc_sse_3arg): Likewise.
4528 (bdesc_2arg): Likewise.
4529 (bdesc_1arg): Likewise.
4530 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4531 (ix86_expand_sse_pcmpistr): Likewise.
4532 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4533 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4534 int to match the langhook definition.
4535 (ix86_builtin_conversion): Change the type of code to unsigned init to
4536 match the langhook definition.
4537 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4539 (ix86_preferred_output_reload_class): Likewise.
4540 (ix86_cannot_change_mode_class): Likewise.
4541 (ix86_memory_move_cost): Likewise.
4542 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4543 avoid excessive casting later on.
4544 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4546 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4548 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4549 as flags setting insn.
4550 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4552 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4554 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4555 (UNSPEC_ROUND): New.
4556 ("sse4_1_round<mode>2"): New insn pattern.
4557 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4559 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4560 expander using SSEMODEF mode macro. Expand using
4561 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4562 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4563 expander using SSEMODEF mode macro. Expand using
4564 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4565 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4566 expander using SSEMODEF mode macro. Expand using
4567 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4568 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4569 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4570 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4573 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4574 Sebastian Pop <sebpop@gmail.com>
4576 * lambda.h (build_linear_expr): New.
4577 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4578 Use build_linear_expr, call fold and force_gimple_operand.
4579 (lambda_loopnest_to_gcc_loopnest): Check that there is
4580 something to insert.
4581 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4583 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4585 PR preprocessor/23479
4586 * doc/extend.texi: Document the 0b-prefixed binary integer
4589 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4591 PR tree-optimization/32215
4592 * tree-vectorizer.c (supportable_widening_operation): Return false
4593 for unsupported FIX_TRUNC_EXPR tree code.
4594 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4596 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4598 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4599 register on SPE targets. Change documentation to reflect
4601 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4602 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4603 out of the register allocation pool.
4604 (rs6000_reg_live_or_pic_offset_p): New function.
4605 (rs6000_emit_prologue): Move the actual saving of LR up to free
4606 r0 for holding r11. Split saving of SPE 64-bit registers into
4607 its own case. Ensure that offsets will always be in-range for
4608 'evstdd' by using r11 as a scratch register to point at the start
4609 of the SPE save area. Save r11 if necessary, as it is the static
4611 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4612 into its own case. Ensure that offsets will always be in-range
4613 for 'evldd' by using r11 as a scratch register to point at the
4614 start of the SPE save area. Also adjust r11 when restoring
4615 the stack pointer to compensate for pre-loading r11.
4617 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4619 * cfg.c (init_flow): Use type safe memory macros.
4620 (alloc_block): Likewise.
4621 (unchecked_make_edge): Likewise.
4622 (dump_flow_info): Avoid using C++ keywords as variable names.
4623 (copy_original_table_clear): Cast according to the coding conventions.
4624 (copy_original_table_set): Likewise.
4625 * cfgexpand (label_rtx_for_bb): Likewise.
4626 (expand_gimple_basic_block): Likewise.
4627 * cfghooks.c (dump_bb): Likewise.
4628 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4630 (lv_add_condition_to_bb): Likewise.
4631 * cfglayout (relink_block_chain): Cast according to the coding
4633 (fixup_reorder_chain): Likewise.
4634 (fixup_fallthru_exit_predecessor): Likewise.
4635 * cfgloop.c (glb_enum_p): Likewise.
4636 (get_exit_description): Likewise.
4637 (dump_recorded_exit): Likewise.
4638 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4639 (struct loop): ... from here.
4640 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4642 * cfgrtl.c (rtl_create_basic_block): Likewise.
4643 (rtl_split_block): Likewise.
4644 (rtl_dump_bb): Likewise.
4645 (cfg_layout_split_block): Likewise.
4646 (init_rtl_bb_info): Use typesafe memory macros.
4648 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4649 * graphds.h: Updated all usages of edge to graph_edge.
4650 * graphds.c: Likewise.
4651 * cfgloopanal.c: Likewise.
4653 2007-06-05 Ian Lance Taylor <iant@google.com>
4655 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4656 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4657 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4659 (test_for_singularity): Likewise.
4661 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4663 * config/i386/constraints.md ("Y2"): Replaced by ...
4665 * config/i386/i386.md: Likewise.
4666 * config/i386/mmx.md: Likewise.
4667 * config/i386/sse.md: Likewise.
4669 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/constraints.md ("z"): Replaced by ...
4673 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4674 (sse4_1_blendvps): Likewise.
4675 (sse4_1_pblendvb): Likewise.
4676 (sse4_2_pcmpestr): Likewise.
4677 (sse4_2_pcmpestrm): Likewise.
4678 (sse4_2_pcmpestr_cconly): Likewise.
4679 (sse4_2_pcmpistr): Likewise.
4680 (sse4_2_pcmpistrm): Likewise.
4681 (sse4_2_pcmpistr_cconly): Likewise.
4683 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4685 * matrix-reorg.c (transform_access_sites): Fix computation.
4686 (transform_allocation_sites): Same.
4688 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386.c (override_options): Use
4691 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4693 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4695 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4696 (nonimm_not_xmm0_operand): Ditto.
4697 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4698 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4699 as operand[2] predicate. Require "z" class XMM register for
4700 operand[3]. Adjust asm template.
4701 ("sse4_1_blendvpd"): Ditto.
4702 ("sse4_1_pblendvb"): Ditto.
4703 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4704 force op2 into xmm0 register for variable blend instructions.
4706 2007-06-04 Tom Tromey <tromey@redhat.com>
4708 * c-tree.h (start_enum): Update.
4709 (build_enumerator): Likewise.
4710 * c-decl.c (enum_next_value): Removed.
4711 (enum_overflow): Likewise.
4712 (start_enum): Add c_enum_contents argument. Don't use globals.
4713 (build_enumerator): Likewise.
4714 * c-tree.h (struct c_enum_contents): New struct.
4716 2007-06-04 Tom Tromey <tromey@redhat.com>
4718 * c-common.c (c_common_get_alias_set): Fix indentation.
4720 2007-06-04 Ian Lance Taylor <iant@google.com>
4722 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4723 to overflow, reduce overflow infinity to regular infinity.
4724 (vrp_var_may_overflow): New static function.
4725 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4727 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4729 * stor-layout.c (layout_type): Remove duplicate code.
4731 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4734 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4735 before build_common_builtin_nodes ().
4737 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4740 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4742 2007-06-04 Jan Hubicka <jh@suse.cz>
4744 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4745 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4746 instead of _stat version.
4748 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4750 PR tree-optimization/32194
4751 * tree-predcom.c (determine_offset): Check that both references have
4754 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4756 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4757 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4758 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4759 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4760 Add argument to iterate_fix_dominators call.
4761 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4762 * gcse.c (hoist_code): Change domby to vector.
4763 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4764 Add argument to iterate_fix_dominators call.
4765 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4766 recompute_dominator.
4767 * lambda-code.c (perfect_nestify): Ditto.
4768 * cfgloopanal.c: Include graphds.h.
4769 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4770 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4771 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4773 * graphds.c: New file.
4774 * graphds.h: New file.
4775 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4776 (get_dominated_by, get_dominated_by_region): Change return type to
4778 (verify_dominators): Recompute all dominators and compare the results.
4779 (recount_dominator): Renamed to ...
4780 (recompute_dominator): ... this. Do not check that the block is
4782 (iterate_fix_dominators): Reimplemented.
4783 (prune_bbs_to_update_dominators, root_of_dom_tree,
4784 determine_dominators_for_sons): New functions.
4785 * et-forest.c (et_root): New function.
4786 * et-forest.h (et_root): Declare.
4787 * Makefile.in (graphds.o): Add.
4788 (cfgloopanal.o): Add graphds.h dependency.
4789 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4790 * basic-block.h (get_dominated_by, get_dominated_by_region,
4791 iterate_fix_dominators): Declaration changed.
4792 (recount_dominator): Renamed to ...
4793 (recompute_dominator): ... this.
4794 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4795 (thread_through_all_blocks): Do not free dominance info.
4797 2007-06-03 Andreas Schwab <schwab@suse.de>
4799 * config/m68k/m68k.c (override_options): Don't override
4801 * config/m68k/m68k-modes.def (SF, DF): Define to use
4802 motorola_single_format and motorola_double_format, resp.
4803 * real.c (motorola_single_format): Renamed from
4804 coldfire_single_format.
4805 (motorola_double_format): Renamed from coldfire_double_format.
4806 (encode_ieee_extended): Generate a proper canonical NaN image
4807 respecting canonical_nan_lsbs_set.
4808 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4810 * real.h: Adjust declarations.
4812 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4815 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4816 the symbol is generated with the stack protector.
4818 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4820 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4821 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4823 * doc/extend.texi (interrupt): Mention m68k.
4825 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4828 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4829 (ix86_expand_sse_pcmpestr): Do not check operands for
4830 "register_operand", when insn operand predicate is "register_operand".
4831 (ix86_expand_sse_pcmpistr): Ditto.
4833 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4834 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4837 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4838 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4839 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4840 * config/i386/constraints.md ("z"): New register constraint
4841 for members of SSE_FIRST_REG class.
4842 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4843 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4844 SSE_FIRST_REG class.
4845 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4846 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4847 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4848 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4849 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4850 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4851 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4852 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4853 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4854 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4855 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4856 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4857 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4858 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4859 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4860 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4861 (struct builtin_description): Change "flag" field to unsigned.
4862 (bdesc_pcmpestr): New builtin description table.
4863 (bdesc_pcmpistr): Likewise.
4864 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4865 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4866 Initialize pcmp[ei]str[im] insns for SSE4.2.
4867 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4868 (ix86_expand_sse_pcmpistr): Likewise.
4869 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4870 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4871 (UNSPEC_PCMPISTR): Likewise.
4872 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4873 (sse4_2_pcmpestri):New isns pattern.
4874 (sse4_2_pcmpestrm): Likewise.
4875 (sse4_2_pcmpestr_cconly): Likewise.
4876 (sse4_2_pcmpistr): New insn patern and splitter.
4877 (sse4_2_pcmpistri):New isns pattern.
4878 (sse4_2_pcmpistrm): Likewise.
4879 (sse4_2_pcmpistr_cconly): Likewise.
4880 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4883 2007-06-01 David Daney <ddaney@avtrex.com>
4885 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4886 LOADGP_ABSOLUTE and not binds_local_p.
4888 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4890 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4892 2007-06-01 Ian Lance Taylor <iant@google.com>
4894 * tree-vrp.c (compare_name_with_value): Always set
4895 used_strict_overflow if we get a result from the variable itself.
4897 2007-06-01 Ian Lance Taylor <iant@google.com>
4899 PR rtl-optimization/31455
4900 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4901 subregs which have a cast between modes which are not tieable.
4903 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4905 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4906 breaks after return statements.
4908 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4910 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4911 only after no_new_pseudos.
4913 2007-05-31 Eric Christopher <echristo@apple.com>
4915 * expr.c (convert_move): Assert that we don't have a BLKmode
4917 (store_expr): Handle BLKmode moves by calling emit_block_move.
4919 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4921 * c-typeck.c (build_indirect_ref): Include type in error message.
4922 (build_binary_op): Pass types to binary_op_error.
4923 * c-common.c (binary_op_error): Take two type arguments, print out
4925 * c-common.h (binary_op_error): Update prototype.
4927 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4929 * config/i386/i386.c: Correct coments on -mno-sse4.
4931 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4933 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4934 (x86_64-*-*): Likewise.
4935 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4936 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4937 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4938 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4939 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4940 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4941 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4942 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4943 (OPTION_MASK_ISA_SSE4): Likewise.
4944 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4945 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4946 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4947 (override_options): Support SSE4.2.
4948 (ix86_build_const_vector): Support SImode and DImode.
4949 (ix86_build_signbit_mask): Likewise.
4950 (ix86_expand_int_vcond): Support V2DImode.
4951 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4952 (IX86_BUILTIN_CRC32HI): Likewise.
4953 (IX86_BUILTIN_CRC32SI): Likewise.
4954 (IX86_BUILTIN_CRC32DI): Likewise.
4955 (IX86_BUILTIN_PCMPGTQ): Likewise.
4956 (bdesc_crc32): Likewise.
4957 (bdesc_sse_3arg): Likewise.
4958 (ix86_expand_crc32): Likewise.
4959 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4960 (ix86_expand_builtin): Likewise.
4961 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4962 __SSE4_2__ for -msse4.2.
4963 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4964 (CRC32MODE): Likewise.
4965 (crc32modesuffix): Likewise.
4966 (crc32modeconstraint): Likewise.
4967 (sse4_2_crc32<mode>): Likewise.
4968 (sse4_2_crc32di): Likewise.
4969 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4971 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4972 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4973 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4974 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4975 (vcondu<mode>): Likewise.
4976 * doc/extend.texi: Document SSE4.2 built-in functions.
4977 * doc/invoke.texi: Document -msse4.2/-msse4.
4979 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4981 PR tree-optimization/32160
4982 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4983 variable as gimple reg.
4984 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4986 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4988 * gcc.c (main): Don't consider linker options when issuing the
4989 warning about a linker input file not being used.
4991 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4993 * tree-vrp.c (compare_names): Initialize sop.
4995 2007-05-30 Dirk Mueller <dmueller@suse.de>
4997 * cgraphunit.c (cgraph_analyze_function): Remove
4998 computation of inline parameters.
5000 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5002 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
5004 2007-05-30 Richard Sandiford <richard@codesourcery.com>
5006 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
5007 Add vx-common.h. Include vxworks.h between vx-common.h and
5009 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
5011 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
5012 (TARGET_ASM_DESTRUCTOR): Likewise.
5013 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
5014 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
5015 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5016 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
5017 (VXWORKS_ENDIAN_SPEC): Define.
5018 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
5019 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
5020 VXWORKS_* equivalents.
5021 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
5022 (ASM_FILE_START): Delete.
5023 (TARGET_VERSION): Reformat.
5024 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
5025 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
5026 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5027 (FPBIT, DPBIT): Define.
5028 (fp-bit.c, dp-bit.c): New rules.
5029 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
5030 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
5031 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
5032 * config/arm/arm.h: Include vxworks-dummy.h.
5033 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
5034 Mark with ATTRIBUTE_UNUSED.
5035 (arm_override_options): Do not allow VxWorks RTP PIC to be used
5036 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
5037 make it incompatible with -msingle-pic-base.
5038 (arm_function_ok_for_sibcall): Return false for calls that might
5039 go through a VxWorks PIC PLT entry.
5040 (require_pic_register): New function, split out from...
5041 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
5043 (arm_load_pic_register): Handle the VxWorks RTP initialization
5044 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
5045 (arm_emit_call_insn): New function.
5046 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
5047 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
5048 (pic_offset_arm): New pattern.
5049 (call, call_value): Use arm_emit_call_insn.
5050 (call_internal, call_value_internal): New expanders.
5051 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
5052 VxWorks unless __PIC__.
5054 2007-05-30 Eric Christopher <echristo@gmail.com>
5056 * genrecog.c: Include regs.h in generated file.
5057 * genemit.c: Ditto. Fix up formatting.
5058 * config/mn10300/constraints.md: New.
5059 * config/mn10300/mn10300.md: Include.
5060 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
5061 Fix up for removed macro.
5062 * config/mn10300/predicates.md (call_address_operand): Ditto.
5063 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
5064 (CONST_OK_FOR_I): Ditto.
5065 (CONST_OK_FOR_J): Ditto.
5066 (CONST_OK_FOR_K): Ditto.
5067 (CONST_OK_FOR_L): Ditto.
5068 (CONST_OK_FOR_M): Ditto.
5069 (CONST_OK_FOR_N): Ditto.
5070 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
5074 (EXTRA_CONSTRAINT): Ditto.
5076 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5078 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
5080 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
5081 OPTION_MASK_ISA_64BIT.
5082 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
5084 2007-05-30 Richard Guenther <rguenther@suse.de>
5087 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
5088 types for comparison.
5089 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
5090 with original typed arguments.
5091 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
5093 2007-05-30 Jakub Jelinek <jakub@redhat.com>
5095 PR tree-optimization/31769
5096 * except.c (duplicate_eh_regions): Clear prev_try if
5097 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
5099 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
5101 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
5102 * tree-ssa-sink.c (statement_sink_location): Return basic block and
5103 bsi of the location where statements should be inserted.
5104 (sink_code_in_bb): Take bsi from statement_sink_location.
5105 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
5106 instead of bsi_start.
5107 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
5109 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
5110 (bsi_move_before): Document inconsistency with bsi_move_after.
5111 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
5113 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.h (TARGET_ABM): New define.
5116 (TARGET_POPCNT): Ditto.
5117 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
5118 New temporary defines to redefine from OPTION_ISA_* defines.
5119 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
5120 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
5121 (ix86_isa_flags): New extern int declaration.
5122 (TARGET_SUBTARGET_DEFAULT): New define.
5123 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
5124 (TARGET_SUBTARGET32_DEFAULT): Ditto.
5125 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
5126 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5127 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
5128 * config/i386/darwin.h: Change TARGET_64BIT define to
5131 * config/i386/i386.opt (m3dnowa): Define as undocumented option
5132 using existing "ix86_isa_flags" varible.
5133 (m32, m64): Use existing "ix86_isa_flags" variable.
5134 (mmmx, m3dnow): Ditto.
5135 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
5136 (mabm): Define as non-negative option using "x86_abm" variable.
5137 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
5139 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
5140 Rewrite feature test bitmap.
5141 (ix86_isa_flags): New initialized global int varible.
5142 (ix86_isa_flags_explicit): New static int variable.
5143 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
5144 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
5145 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
5146 target_flags_explicit.
5147 (override_options): Remove "target_enable" and "target_disable" fields
5148 from "struct ptt". Update processor_target_table accordingly. Remove
5149 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
5150 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
5151 "target_flags" and "ix86_isa_flags_explicit" instead of
5152 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
5153 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
5154 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
5155 to true when either of PTA_POPCNT or PTA_ABM is set in
5156 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
5157 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
5158 processor_alias_table flags entry. Remove handling of
5159 "target_enable" and "target_disable" fields of processor_target_table.
5160 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
5161 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
5162 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
5163 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
5164 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
5166 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
5168 2007-05-29 David Daney <ddaney@avtrex.com>
5171 * config/mips/mips.c (mips_output_mi_thunk): Emit
5172 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5174 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5175 * config/i386/i386.c (ix86_function_regparm): Added checking of
5176 ix86_force_align_arg_pointer to determine the number of
5177 register parameters.
5179 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5181 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5182 (SET_DR_MISALIGNMENT): New.
5183 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5184 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5185 Use SET_DR_MISALIGNMENT.
5186 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5188 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5189 find_loop_nest): Export.
5190 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5191 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5192 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5193 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5195 (struct mem_ref): Add field reuse_distance.
5196 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5197 Initialize reuse_distance field.
5198 (issue_prefetch_ref): Select temporality of prefetch according to
5200 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5201 self_reuse_distance, determine_loop_nest_reuse): New functions.
5202 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5203 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5204 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5207 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5209 * tree-ssa-alias.c: Add aliasing overview.
5211 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5212 Danny Smith <dannysmith@users.sourceforge.net>
5215 * config/i386/t-crtfm: Compile crtfastmath.o with
5216 -minline-all-stringops.
5217 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5218 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5220 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5222 * doc/md.texi: Document constraints on HP PA-RISC.
5224 * pa/constraints.md: New file.
5225 * pa.md: Include constraints.md.
5226 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5227 (integer_store_memory_operand, ldil_cint_p): New functions.
5228 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5229 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5230 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5231 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5232 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5234 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5237 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5238 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5239 case POSTDECREMENT_EXPR>): Return the error_mark_node
5240 if either the real or imaginary parts would an
5243 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5245 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5246 name when we remove it from a call.
5248 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5250 * targhooks.c (default_narrow_bitfield): Remove.
5251 * targhooks.h: Remove the prototype for
5252 default_narrow_bitfield.
5254 * langhooks-def.h: Remove the prototype for
5255 hook_get_alias_set_0.
5256 * langhooks.c (hook_get_alias_set_0): Remove.
5258 * global.c (EXECUTE_IF_CONFLICT): Remove.
5260 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5263 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5264 return true when truth_value_p is true and the type
5267 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5269 * doc/install.texi (Prerequisites): We no longer require Autoconf
5270 2.13 for the top-level.
5272 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5274 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5275 memory access via x86_expand_vector_move_misalign() only for
5276 TImode values on 32-bit targets.
5278 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5280 * matrix-reorg.c: New file. Implement matrix flattening and
5281 transposing optimization.
5282 * tree-pass.h: Add matrix reorg pass.
5283 * common.opt: Add fipa-mreorg flag.
5284 * Makefile.in: Add matrix-reorg.c.
5285 * passes.c: Add matrix reorg pass.
5286 * varpool.c (add_new_static_var): New function.
5287 * cgraph.h (add_new_static_var): Declare.
5289 2007-05-27 Eric Christopher <echristo@apple.com>
5291 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5292 sp_offset depending on stack size. Save r12 depending
5293 on registers we're saving later.
5294 (rs6000_emit_epilogue): Update sp_offset depending only
5297 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5299 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5300 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5301 * ifcvt.c (if_convert): Ditto.
5302 * tree-ssa-threadupdate.c (thread_block): Ditto.
5303 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5304 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5305 verify_loop_closed_ssa): Check number_of_loops instead of
5307 * predict.c (tree_estimate_probability): Ditto.
5308 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5309 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5310 * modulo-sched.c (sms_schedule): Ditto.
5311 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5312 (scev_finalize): Do not do anything if scev analysis was not
5314 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5315 current_loops == NULL.
5316 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5317 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5319 (loop_optimizer_finalize): Assert that loops were analyzed.
5320 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5321 rtl_doloop): Check number_of_loops instead of current_loops.
5322 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5323 current_loops == NULL.
5324 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5325 gate_tree_vectorize tree_linear_transform, check_data_deps,
5326 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5327 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5328 Check number_of_loops instead of current_loops.
5329 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5330 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5331 free loops if available.
5332 (execute_pre): Do not pass do_fre to fini_pre.
5334 2007-05-27 Tobias Burnus <burnus@net-b.de>
5337 * real.c (mpfr_from_real): Fix sign of -Inf.
5339 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5341 * tree-vect-transform.c (vectorizable_conversion): Initialize
5342 tree_code variables to ERROR_MARK.
5343 (vectorizable_type_demotion): Likewise.
5344 (vectorizable_type_promotion): Likewise.
5346 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5349 * config/i386/i386.md (movti): Handle push operands via
5352 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5354 * basic-block.h: Remove the prototype for merge_seq_blocks.
5355 * cfgcleanup.c (merge_seq_blocks): Remove.
5357 * tree-flow.h: Remove the prototype for is_aliased_with.
5358 * tree-ssa-alias.c (is_aliased_with): Remove.
5360 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5362 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5364 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5366 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5367 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5368 (vec_unpacks_hi_v16qi): Likewise.
5369 (vec_unpacku_lo_v16qi): Likewise.
5370 (vec_unpacks_lo_v16qi): Likewise.
5371 (vec_unpacku_hi_v8hi): Likewise.
5372 (vec_unpacks_hi_v8hi): Likewise.
5373 (vec_unpacku_lo_v8hi): Likewise.
5374 (vec_unpacks_lo_v8hi): Likewise.
5375 (vec_unpacku_hi_v4si): Likewise.
5376 (vec_unpacks_hi_v4si): Likewise.
5377 (vec_unpacku_lo_v4si): Likewise.
5378 (vec_unpacks_lo_v4si): Likewise.
5380 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5382 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5383 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5384 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5385 follow spelling conventions in various
5386 warning/error/diagnostic messages.
5388 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5389 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5390 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5391 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5392 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5393 * doc/tm.texi: Follow spelling conventions.
5395 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5398 * tree-ssa-forwprop.c
5399 (forward_propagate_addr_into_variable_array_index): Remove
5400 the lhs argument. Use the type of def_rhs instead of lhs.
5401 (forward_propagate_addr_expr_1): Update use of
5402 forward_propagate_addr_into_variable_array_index.
5404 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5405 Nigel Stephens <nigel@mips.com>
5407 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5408 function attributes, "far" being an alias for "long_call".
5409 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5410 (mips_near_type_p, mips_far_type_p): New.
5411 (mips_comp_type_attributes): New function to check that attributes
5412 attached to a function type are compatible.
5413 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5414 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5415 to the target function of the thunk.
5416 (mips_encode_section_info): Check for "near" and "far" function
5417 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5419 * config/mips/predicates.md (const_call_insn_operand): Test only
5420 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5422 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5425 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5426 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5427 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5428 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5430 2007-05-25 Eric Christopher <echristo@apple.com>
5432 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5433 to x86-darwin configurations.
5434 * config/i386/t-darwin: Add softfp support.
5435 * config/i386/t-darwin64: Ditto.
5436 * config/i386/sfp-machine.h: If mach then don't use
5437 aliasing, emit a stub to call.
5439 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5441 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5442 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5443 tree-predcom.c, tree-ssa-alias-warnings.c,
5444 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5445 comment typos. Follow spelling conventions.
5446 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5448 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5451 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5452 constants into memory. Expand unaligned memory references for
5453 SSE modes via x86_expand_vector_move_misalign() function.
5455 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5458 "memory" attribute for "sseishft" type insn without operands[2].
5460 2007-05-25 Dirk Mueller <dmueller@suse.de>
5461 Marcus Meissner <meissner@suse.de>
5463 * doc/extend.texi (alloc_size): New attribute.
5464 * c-common.c (handle_alloc_size_attribute): New.
5465 * tree-object-size.c (alloc_object_size): Use alloc_size
5466 attribute, if available.
5468 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5470 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5472 (__builtin_ia32_vec_ext_v2di): Likewise.
5473 (__builtin_ia32_vec_ext_v4si): Likewise.
5474 (__builtin_ia32_vec_ext_v8hi): Likewise.
5475 (__builtin_ia32_vec_ext_v16qi): Likewise.
5476 (__builtin_ia32_vec_set_v8hi): Likewise.
5478 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5482 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5484 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5485 (arm_is_longcall_p): Rename to...
5486 (arm_is_long_call_p): ...this. Take a single tree argument and
5488 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5489 (CUMULATIVE_ARGS): Remove call_cookie.
5490 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5491 (ENCODED_LONG_CALL_ATTR_P): Delete.
5492 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5493 LONG_CALL_FLAG_CHAR cases.
5494 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5495 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5496 ARM_DECLARE_FUNCTION_SIZE.
5497 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5498 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5499 (arm_encode_call_attribute, current_file_function_operand): Delete.
5500 (arm_function_in_section_p): New function.
5501 (arm_is_longcall_p): Rename to...
5502 (arm_is_long_call_p): ...this. Take the target function as a single
5503 argument and return a bool. Do not rely on call cookies. Check
5504 whether the target symbol is in the same section as the current
5505 function, not just the same compilation unit.
5506 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5507 (arm_encode_section_info): Don't encode a call type.
5508 * config/arm/arm.md (call, call_value): Update calls to
5509 arm_is_long(_)call_p. Simplify logic.
5510 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5511 Update calls to arm_is_long(_)call_p.
5513 2007-05-25 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/31982
5516 * tree-ssa-forwprop.c
5517 (forward_propagate_addr_into_variable_array_index): Handle arrays
5518 with element size one.
5520 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5522 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5523 (umulsi3_highpart): Likewise.
5525 2007-05-24 Ian Lance Taylor <iant@google.com>
5527 PR rtl-optimization/32069
5528 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5531 2007-05-24 Ollie Wild <aaw@google.com>
5533 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5536 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5538 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5539 (oprs_unchanged_p): Use it to check all registers in a REG.
5540 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5541 (reg_set_between_after_reload_p): Delete.
5542 (reg_used_between_after_reload_p): Likewise.
5543 (reg_set_or_used_since_bb_start): Likewise.
5544 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5545 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5546 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5547 * rtlanal.c (reg_set_p): Check whether REG overlaps
5548 regs_invalidated_by_call, rather than just checking the
5549 membership of REGNO (REG).
5551 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5553 * doc/passes.texi: Document predictive commoning.
5554 * doc/invoke.texi (-fpredictive-commoning): Document.
5555 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5556 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5557 adding indices to the generated name.
5558 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5559 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5560 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5561 (op_symbol_code): ... and exported.
5562 (dump_omp_clause, op_symbol): Use op_symbol_code
5563 instead of op_symbol_1.
5564 * tree-pass.h (pass_predcom): Declare.
5565 * timevar.def (TV_PREDCOM): New timevar.
5566 * tree-ssa-loop.c (run_tree_predictive_commoning,
5567 gate_tree_predictive_commoning, pass_predcom): New.
5568 * tree-data-ref.c (find_data_references_in_loop): Find the
5569 references in dominance order.
5570 (canonicalize_base_object_address): Ensure that the result has
5572 (dr_analyze_innermost): Export.
5573 (create_data_ref): Code to fail for references with invariant
5575 (find_data_references_in_stmt): ... here.
5576 * tree-data-ref.h (dr_analyze_innermost): Declare.
5577 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5578 (aff_combination_find_elt, name_expansion_hash,
5579 name_expansion_eq, tree_to_aff_combination_expand,
5580 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5582 * tree-affine.h (aff_combination_constant_multiple_p,
5583 tree_to_aff_combination_expand): Declare.
5584 * tree-predcom.c: New file.
5585 * common.opt (fpredictive-commoning): New option.
5586 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5587 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5588 * Makefile.in (tree-predcom.o): Add.
5589 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5590 * passes.c (init_optimization_passes): Add dceloop after
5591 copy propagation in loop optimizer. Add predictive commoning
5592 to loop optimizer passes.
5594 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5596 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5599 2007-05-24 Jan Hubicka <jh@suse.cz>
5601 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5603 (genheader): Include statistics.h.
5605 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5607 * print-rtl.c (flag_dump_unnumbered): Update comments.
5608 (print_rtl): Fix my previous change.
5609 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5612 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5615 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5617 (thread_through_all_blocks): Call initialize_original_copy_tables
5618 and free_original_copy_tables.
5619 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5621 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5622 * cfghooks.c (duplicate_block): Use get_loop_copy.
5623 * cfg.c: Include cfgloop.h.
5624 (loop_copy): New hash table.
5625 (initialize_original_copy_tables): Initialize loop_copy table.
5626 (free_original_copy_tables): Free loop_copy table.
5627 (copy_original_table_clear, copy_original_table_set,
5628 set_loop_copy, get_loop_copy): New functions.
5629 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5630 * cfgloop.h (struct loop): Remove copy field.
5631 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5632 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5634 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5637 -msse/-msse2/-msse3.
5639 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5641 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5642 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5644 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5647 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5648 * targhooks.h (default_mangle_decl_assembler_name): Declare
5650 * targhooks.c (default_mangle_decl_assembler_name): Define
5652 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5654 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5655 * langhooks.c (lhd_set_decl_assembler_name): Call
5656 targetm.mangle_decl_assembler_name for names with global scope.
5658 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5660 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5661 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5663 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5664 New. Factored out of i386_pe_encode_section_info.
5665 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5666 Move check for prior decoration of stdcall
5667 symbols to i386_pe_encode_section_info.
5668 (i386_pe_encode_section_info): Adjust call to
5669 gen_stdcall_or_fastcall_suffix. Use
5670 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5671 (i386_pe_mangle_decl_assembler_name): New. Wrap
5672 i386_pe_maybe_mangle_decl_assembler_name.
5674 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5676 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5677 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5678 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5679 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5680 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5683 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5684 Nigel Stephens <nigel@mips.com>
5685 Richard Sandiford <richard@codesourcery.com>
5687 Fix up MIPS16 hard float and add support for complex.
5689 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5690 (TARGET_SOFT_FLOAT_ABI): New.
5691 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5692 __mips_soft_float to reflect the ABI in use, not whether the
5693 FPU is directly accessible (e.g., in MIPS16 mode).
5694 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5695 (UNITS_PER_FPVALUE): Likewise.
5697 * config/mips/mips.c (mips_expand_call): Remove redundant
5698 TARGET_MIPS16 check.
5699 (mips_arg_regno): New.
5700 (function_arg_advance): When setting bits in cum->fp_code for
5701 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5703 (function_arg): Use mips_arg_regno.
5704 (mips_return_mode_in_fpr_p): New.
5705 (mips16_call_stub_mode_suffix): New.
5706 (mips16_cfun_returns_in_fpr_p): New.
5707 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5708 (mips_output_function_prologue): Test mips16_hard_float, not
5709 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5710 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5711 return value into a floating-point register.
5712 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5713 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5714 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5715 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5716 word of double arguments from or to the high bits of 64-bit
5717 floating point registers.
5718 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5719 (mips16_fpret_double): New helper function.
5720 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5721 support for complex modes. Fill in DECL_RESULT for stubdecl.
5722 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5724 * config/mips/mips16.S
5725 (RET, ARG1, ARG2): New.
5726 (MERGE_GPRf, MERGE_GPRt): New.
5727 (DELAYt, DELAYf): New.
5728 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5729 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5730 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5731 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5732 (SFOP): Renamed to...
5733 (OPSF3): This, and macro-ified. Updated all uses.
5734 (SFOP2): Renamed to...
5735 (OPSF2): This, and macro-ified. Updated all uses.
5736 (SFCMP): Renamed to...
5737 (CMPSF): This, and macro-ified. Updated all uses.
5738 (SFREVCMP): Renamed to...
5739 (REVCMPSF): This, and macro-ified. Updated all uses.
5740 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5741 (LDDBL1, LDDBL2, RETDBL): Deleted.
5742 (DFOP): Renamed to...
5743 (OPDF3): This, and macro-ified. Updated all uses.
5744 (DFOP2): Renamed to...
5745 (OPDF2): This, and macro-ified. Updated all uses.
5746 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5747 (DFCMP): Renamed to...
5748 (CMPDF): This, and macro-ified. Updated all uses.
5749 (DFREVCMP): Renamed to...
5750 (REVCMPDF): This, and macro-ified. Updated all uses.
5751 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5752 (RET_FUNCTION): New.
5753 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5754 (__mips16_ret_sc, __mips16_ret_dc): New.
5755 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5756 STUB_ARGS_6, STUB_ARGS_10): New.
5757 (CALL_STUB_NO_RET): New.
5758 (__mips16_call_stub_1): Macro-ified.
5759 (__mips16_call_stub_5): Macro-ified.
5760 (__mips16_call_stub_2): Macro-ified.
5761 (__mips16_call_stub_6): Macro-ified.
5762 (__mips16_call_stub_9): Macro-ified.
5763 (__mips16_call_stub_10): Macro-ified.
5764 (CALL_STUB_RET): New.
5765 (__mips16_call_stub_sf_0): Macro-ified.
5766 (__mips16_call_stub_sf_1): Macro-ified.
5767 (__mips16_call_stub_sf_5): Macro-ified.
5768 (__mips16_call_stub_sf_2): Macro-ified.
5769 (__mips16_call_stub_sf_6): Macro-ified.
5770 (__mips16_call_stub_sf_9): Macro-ified.
5771 (__mips16_call_stub_sf_10): Macro-ified.
5772 (__mips16_call_stub_df_0): Macro-ified.
5773 (__mips16_call_stub_df_1): Macro-ified.
5774 (__mips16_call_stub_df_5): Macro-ified.
5775 (__mips16_call_stub_df_2): Macro-ified.
5776 (__mips16_call_stub_df_6): Macro-ified.
5777 (__mips16_call_stub_df_9): Macro-ified.
5778 (__mips16_call_stub_df_10): Macro-ified.
5779 (__mips16_call_stub_sc_0): New.
5780 (__mips16_call_stub_sc_1): New.
5781 (__mips16_call_stub_sc_5): New.
5782 (__mips16_call_stub_sc_2): New.
5783 (__mips16_call_stub_sc_6): New.
5784 (__mips16_call_stub_sc_9): New.
5785 (__mips16_call_stub_sc_10): New.
5786 (__mips16_call_stub_dc_0): New.
5787 (__mips16_call_stub_dc_1): New.
5788 (__mips16_call_stub_dc_5): New.
5789 (__mips16_call_stub_dc_2): New.
5790 (__mips16_call_stub_dc_6): New.
5791 (__mips16_call_stub_dc_9): New.
5792 (__mips16_call_stub_dc_10): New.
5794 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5795 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5796 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5798 2007-05-23 Ian Lance Taylor <iant@google.com>
5800 * doc/invoke.texi (Invoking GCC): Document that the order of the
5803 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5806 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5807 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5808 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5812 * config/score/score.c (score_print_operand): Make sure that only
5813 lower bits are used.
5815 2007-05-22 Ian Lance Taylor <iant@google.com>
5817 * tree-vrp.c (avoid_overflow_infinity): New static function,
5818 broken out of set_value_range_to_value.
5819 (set_value_range_to_value): Call avoid_overflow_infinity.
5820 (extract_range_from_assert): Likewise.
5822 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5825 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5826 change the type before looking for a COMPOUND_EXPR.
5828 2007-05-22 Ian Lance Taylor <iant@google.com>
5830 * lower-subreg.c (decompose_multiword_subregs): If we change an
5831 insn, call remove_retval_note on it.
5833 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5835 * regs.h (end_hard_regno): New function.
5836 (END_HARD_REGNO, END_REGNO): New macros.
5837 (add_to_hard_reg_set): New function.
5838 (remove_from_hard_reg_set): Likewise.
5839 (in_hard_reg_set_p): Likewise.
5840 (overlaps_hard_reg_set_p): Likewise.
5841 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5842 (note_btr_set): Use END_HARD_REGNO.
5843 * caller-save.c (setup_save_areas): Use end_hard_regno.
5844 (mark_set_regs): Use END_HARD_REGNO.
5845 (add_stored_regs): Use end_hard_regno.
5846 (mark_referenced_regs): Use add_to_hard_reg_set.
5847 * combine.c (update_table_tick): Use END_REGNO.
5848 (record_value_for_reg): Likewise.
5849 (record_dead_and_set_regs): Likewise.
5850 (get_last_value_validate): Likewise.
5851 (use_crosses_set_p): Likewise.
5852 (reg_dead_at_p_1): Likewise.
5853 (reg_dead_at_p): Likewise.
5854 (mark_used_regs_combine): Use add_to_hard_reg_set.
5855 (move_deaths): Use END_HARD_REGNO.
5856 (reg_bitfield_target_p): Use end_hard_regno.
5857 (distribute_notes): Use END_HARD_REGNO.
5858 * cse.c (mention_regs): Use END_REGNO.
5859 (insert): Use add_to_hard_reg_set.
5860 (invalidate): Use END_HARD_REGNO.
5861 (invalidate_for_call): Likewise.
5862 (exp_equiv_p): Use END_REGNO.
5863 (cse_insn): Likewise.
5864 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5865 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5866 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5867 * function.c (keep_stack_depressed): Use end_hard_regno.
5868 * global.c (global_alloc): Use end_hard_regno.
5869 (global_conflicts): Use add_to_hard_reg_set instead of
5871 (find_reg): Likewise.
5872 (mark_reg_store): Likewise.
5873 (mark_reg_conflicts): Likewise.
5874 (mark_reg_death): Use remove_from_hard_reg_set.
5875 (mark_reg_live_nc): Delete.
5876 (set_preference): Use end_hard_regno.
5877 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5878 remove_from_hard_reg_set.
5879 (post_mark_life): Use add_to_hard_reg_set.
5880 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5881 (reg_becomes_live): Use add_to_hard_reg_set.
5882 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5883 (peep2_find_free_register): Use add_to_hard_reg_set.
5884 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5885 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5886 * regrename.c (note_sets): Use add_to_hard_reg_set.
5887 (clear_dead_regs): Use remove_from_hard_reg_set.
5888 (regrename_optimize): Use add_to_hard_reg_set.
5889 (find_oldest_value_reg): Use in_hard_reg_set_p.
5890 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5891 (hard_reg_set_here_p): Use end_hard_regno.
5892 (decompose): Likewise.
5893 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5894 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5895 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5896 (mark_home_live): Use end_hard_regno.
5897 (spill_hard_reg): Likewise.
5898 (clear_reload_reg_in_use): Likewise.
5899 * reorg.c (delete_prior_computation): Use END_REGNO.
5900 * resource.c (update_live_status): Use END_HARD_REGNO.
5901 (mark_referenced_resources): Use add_to_hard_reg_set.
5902 (mark_set_resources): Likewise.
5903 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5904 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5905 (reg_overlap_mentioned_p): Likewise.
5906 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5907 (covers_regno_no_parallel_p): Use END_REGNO.
5908 (find_regno_note): Likewise.
5909 (find_reg_fusage): Use END_HARD_REGNO.
5910 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5911 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5913 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5915 * mode-switching.c (reg_dies): Change type of second argument to
5917 (optimize_mode_switching): Update accordingly.
5919 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5921 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5923 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5924 (hard_reg_set_empty_p): ...these new functions.
5925 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5926 GO_IF_HARD_REG_SUBSET.
5927 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5928 instead of GO_IF_HARD_REG_EQUAL.
5929 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5930 instead of GO_IF_HARD_REG_EQUAL.
5931 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5932 GO_IF_HARD_REG_SUBSET.
5933 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5934 GO_IF_HARD_REG_EQUAL.
5935 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5936 of GO_IF_HARD_REG_SUBSET.
5937 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5938 instead of GO_IF_HARD_REG_EQUAL.
5939 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5940 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5941 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5942 of GO_IF_HARD_REG_SUBSET,
5943 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5944 GO_IF_HARD_REG_SUBSET.
5945 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5946 instead of GO_IF_HARD_REG_EQUAL.
5947 * config/sh/sh.c (push_regs, calc_live_regs): Use
5948 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5949 (hard_regs_intersect_p): Delete.
5951 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5953 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5955 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5956 Richard Henderson <rth@redhat.com>
5958 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5960 (x86_64-*-*): Likewise.
5962 * i386/i386-modes.def (V2QI): New.
5964 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5966 (override_options): Support SSE4.1.
5967 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5968 (IX86_BUILTIN_BLENDPS): Likewise.
5969 (IX86_BUILTIN_BLENDVPD): Likewise.
5970 (IX86_BUILTIN_BLENDVPS): Likewise.
5971 (IX86_BUILTIN_PBLENDVB128): Likewise.
5972 (IX86_BUILTIN_PBLENDW128): Likewise.
5973 (IX86_BUILTIN_DPPD): Likewise.
5974 (IX86_BUILTIN_DPPS): Likewise.
5975 (IX86_BUILTIN_INSERTPS128): Likewise.
5976 (IX86_BUILTIN_MOVNTDQA): Likewise.
5977 (IX86_BUILTIN_MPSADBW128): Likewise.
5978 (IX86_BUILTIN_PACKUSDW128): Likewise.
5979 (IX86_BUILTIN_PCMPEQQ): Likewise.
5980 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5981 (IX86_BUILTIN_PMAXSB128): Likewise.
5982 (IX86_BUILTIN_PMAXSD128): Likewise.
5983 (IX86_BUILTIN_PMAXUD128): Likewise.
5984 (IX86_BUILTIN_PMAXUW128): Likewise.
5985 (IX86_BUILTIN_PMINSB128): Likewise.
5986 (IX86_BUILTIN_PMINSD128): Likewise.
5987 (IX86_BUILTIN_PMINUD128): Likewise.
5988 (IX86_BUILTIN_PMINUW128): Likewise.
5989 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5990 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5991 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5992 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5993 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5994 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5995 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5996 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5997 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5998 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5999 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
6000 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
6001 (IX86_BUILTIN_PMULDQ128): Likewise.
6002 (IX86_BUILTIN_PMULLD128): Likewise.
6003 (IX86_BUILTIN_ROUNDPD): Likewise.
6004 (IX86_BUILTIN_ROUNDPS): Likewise.
6005 (IX86_BUILTIN_ROUNDSD): Likewise.
6006 (IX86_BUILTIN_ROUNDSS): Likewise.
6007 (IX86_BUILTIN_PTESTZ): Likewise.
6008 (IX86_BUILTIN_PTESTC): Likewise.
6009 (IX86_BUILTIN_PTESTNZC): Likewise.
6010 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
6011 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
6012 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
6013 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
6014 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
6016 (bdesc_sse_3arg): Likewise.
6017 (bdesc_2arg): Likewise.
6018 (bdesc_1arg): Likewise.
6019 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
6021 (ix86_expand_sse_4_operands_builtin): New.
6022 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
6023 smaller than 8 bits as the 2nd arg.
6024 (ix86_expand_sse_ptest): New.
6025 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
6026 (ix86_expand_vector_set): Support SSE4.1.
6027 (ix86_expand_vector_extract): Likewise.
6029 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6030 __SSE4_1__ for -msse4.1.
6032 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
6033 (UNSPEC_INSERTPS): Likewise.
6034 (UNSPEC_DP): Likewise.
6035 (UNSPEC_MOVNTDQA): Likewise.
6036 (UNSPEC_MPSADBW): Likewise.
6037 (UNSPEC_PHMINPOSUW): Likewise.
6038 (UNSPEC_PTEST): Likewise.
6039 (UNSPEC_ROUNDP): Likewise.
6040 (UNSPEC_ROUNDS): Likewise.
6042 * config/i386/i386.opt (msse4.1): New for SSE4.1.
6044 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
6045 (const_pow2_1_to_32768_operand): Likewise.
6047 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
6050 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
6052 (sse4_1_insertps): Likewise.
6053 (*sse4_1_extractps): Likewise.
6054 (sse4_1_ptest): Likewise.
6055 (sse4_1_mulv2siv2di3): Likewise.
6056 (*sse4_1_mulv4si3): Likewise.
6057 (*sse4_1_smax<mode>3): Likewise.
6058 (*sse4_1_umax<mode>3): Likewise.
6059 (*sse4_1_smin<mode>3): Likewise.
6060 (*sse4_1_umin<mode>3): Likewise.
6061 (sse4_1_eqv2di3): Likewise.
6062 (*sse4_1_pinsrb): Likewise.
6063 (*sse4_1_pinsrd): Likewise.
6064 (*sse4_1_pinsrq): Likewise.
6065 (*sse4_1_pextrb): Likewise.
6066 (*sse4_1_pextrb_memory): Likewise.
6067 (*sse4_1_pextrw_memory): Likewise.
6068 (*sse4_1_pextrq): Likewise.
6069 (sse4_1_blendpd): Likewise.
6070 (sse4_1_blendps): Likewise.
6071 (sse4_1_blendvpd): Likewise.
6072 (sse4_1_blendvps): Likewise.
6073 (sse4_1_dppd): Likewise.
6074 (sse4_1_dpps): Likewise.
6075 (sse4_1_movntdqa): Likewise.
6076 (sse4_1_mpsadbw): Likewise.
6077 (sse4_1_packusdw): Likewise.
6078 (sse4_1_pblendvb): Likewise.
6079 (sse4_1_pblendw): Likewise.
6080 (sse4_1_phminposuw): Likewise.
6081 (sse4_1_extendv8qiv8hi2): Likewise.
6082 (*sse4_1_extendv8qiv8hi2): Likewise.
6083 (sse4_1_extendv4qiv4si2): Likewise.
6084 (*sse4_1_extendv4qiv4si2): Likewise.
6085 (sse4_1_extendv2qiv2di2): Likewise.
6086 (*sse4_1_extendv2qiv2di2): Likewise.
6087 (sse4_1_extendv4hiv4si2): Likewise.
6088 (*sse4_1_extendv4hiv4si2): Likewise.
6089 (sse4_1_extendv2hiv2di2): Likewise.
6090 (*sse4_1_extendv2hiv2di2): Likewise.
6091 (sse4_1_extendv2siv2di2): Likewise.
6092 (*sse4_1_extendv2siv2di2): Likewise.
6093 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6094 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6095 (sse4_1_zero_extendv4qiv4si2): Likewise.
6096 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6097 (sse4_1_zero_extendv2qiv2di2): Likewise.
6098 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6099 (sse4_1_zero_extendv4hiv4si2): Likewise.
6100 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6101 (sse4_1_zero_extendv2hiv2di2): Likewise.
6102 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6103 (sse4_1_zero_extendv2siv2di2): Likewise.
6104 (*sse4_1_zero_extendv2siv2di2): Likewise.
6105 (sse4_1_roundpd): Likewise.
6106 (sse4_1_roundps): Likewise.
6107 (sse4_1_roundsd): Likewise.
6108 (sse4_1_roundss): Likewise.
6109 (mulv4si3): Don't expand for SSE4.1.
6110 (smax<mode>3): Likewise.
6111 (umaxv4si3): Likewise.
6112 (uminv16qi3): Likewise.
6113 (umin<mode>3): Likewise.
6114 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
6116 * doc/extend.texi: Document SSE4.1 built-in functions.
6118 * doc/invoke.texi: Document -msse4.1.
6120 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
6122 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
6123 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
6124 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
6125 (ASM_SPEC): Add asm_pcrel_spec.
6126 (EXTRA_SPECS): Add asm_pcrel_spec.
6128 2007-05-21 David Daney <ddaney@avtrex.com>
6130 * doc/install.texi (Building a cross compiler): Add requirements
6131 for Java cross compiler.
6133 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6136 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
6137 Add loopno argument. Use evolution_function_is_invariant_rec_p
6138 instead of evolution_function_is_constant_p.
6139 Update calls to evolution_function_is_affine_multivariate_p.
6140 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
6141 Add loopno argument.
6142 * tree-scalar-evolution.c (gather_chrec_stats): Call
6143 evolution_function_is_affine_multivariate_p with a loop
6145 * tree-data-ref.c (analyze_miv_subscript): Likewise.
6146 (analyze_overlapping_iterations): Likewise.
6147 (access_functions_are_affine_or_constant_p): Likewise.
6148 (build_classic_dist_vector_1): If the access functions
6149 are equal, don't do anything.
6151 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
6152 Paolo Carlini <pcarlini@suse.de>
6153 Uros Bizjak <ubizjak@gmail.com>
6155 * c-cppbuiltin.c (c_cpp_builtins): Define
6156 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
6157 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
6158 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
6159 * doc/cpp.texi ([Standard Predefined Macros]): Document.
6161 2007-05-21 Mike Stump <mrs@apple.com>
6163 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
6165 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6167 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
6169 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
6170 implementation if __OPTIMIZE__ is not defined.
6171 (_mm_alignr_pi8): Ditto.
6172 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6173 (_mm_inserti_si64): Ditto.
6174 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6175 (_mm_slli_epi16): Ditto.
6176 (_mm_slli_epi32): Ditto.
6177 (_mm_slli_epi64): Ditto.
6178 (_mm_srai_epi16): Ditto.
6179 (_mm_srai_epi32): Ditto.
6180 (_mm_srli_si128): Ditto.
6181 (_mm_slli_si128): Ditto.
6182 (_mm_srli_epi16): Ditto.
6183 (_mm_srli_epi32): Ditto.
6184 (_mm_srli_epi64): Ditto.
6185 (_mm_extract_epi16): Ditto.
6186 (_mm_insert_epi16): Ditto.
6187 (_mm_shufflehi_epi16): Ditto.
6188 (_mm_shufflelo_epi16): Ditto.
6189 (_mm_shuffle_epi32): Ditto.
6190 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6192 (_mm_insert_pi16): Ditto.
6194 (_mm_shuffle_pi16): Ditto.
6196 (_mm_shufle_ps): Ditto.
6197 (_mm_prefetch): Ditto.
6199 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6201 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6202 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6203 * real.c (encode_i370_single, decode_i370_single,
6204 encode_i370_double, decode_i370_double): Functions removed.
6205 (i370_single_format, i370_double_format): Initializations removed.
6206 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6207 Consider the log2_b field to always be one.
6208 (ieee_single_format, mips_single_format, coldfire_single_format,
6209 ieee_double_format, mips_double_format, coldfire_double_format,
6210 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6211 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6212 ibm_extended_format, mips_extended_format, ieee_quad_format,
6213 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6214 decimal_single_format, decimal_double_format, decimal_quad_format,
6215 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6216 initialization of log2_b.
6217 * real.h (i370_single_format, i370_double_format): Declarations
6219 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6220 field to always be one.
6222 2007-05-21 Andreas Schwab <schwab@suse.de>
6224 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6225 NOTE_INSN_BASIC_BLOCK_P.
6226 (process_for_unwind_directive): Likewise.
6228 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6230 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6231 * function.h (struct function): Move va_list_gpr_size,
6232 va_list_fpr_size, function_frequency to front of bitfields. Add
6234 (current_function_calls_unwind_init): New.
6235 * except.c (expand_builtin_unwind_init): Set
6236 current_function_calls_unwind_init not
6237 current_function_has_nonlocal_label.
6238 * reload1.c (has_nonexceptional_receiver): New.
6239 (reload): Use it and current_function_calls_unwind_init to
6240 determine whether call-saved regs must be saved.
6242 2007-05-20 Jan Hubicka <jh@suse.cz>
6244 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6245 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6246 * ddg.c (create_ddg): LIkewise.
6247 * final.c (final): Remove hunk moving line number notes around since
6248 they are no longer present at this stage.
6249 (final_scan_insn): Use NOTE_KIND instead of
6250 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6251 (output_asm_label): Likewise.
6252 * reorg.c (dbr_schedule): Likewise.
6253 * haifa-sched.c (unlink_other_notes): Likewise.
6254 * mode-switching.c (optimize_mode_switching): Likewise.
6255 * graph.c (start_bb): Likewise.
6256 * rtl.def (NOTE): Update description.
6257 * jump.c (squeeze_notes): Delete.
6258 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6259 NOTE_INSN_BASIC_BLOCK_P when possible.
6260 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6261 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6262 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6263 (dwarf2out_var_location): Likewise.
6264 * cfgbuild.c (make_edges): Likewise.
6265 (find_basic_blocks_1): Likewise.
6266 * function.c (reorder_blocks_1): Likewise.
6267 (epilogue_done): Likewise.
6268 (reposition_prologue_and_epilogue_notes): Likewise.
6269 * print-rtl.c (print_rtx): Likewise; drop code for printing
6271 (print_rtl): Likewise.
6272 (print_rtl_single): Likewise.
6273 * gcse.c (insert_insn_start_bb): Likewise.
6274 * alias.c (init_alias_analysis): Likewise.
6275 * calls.c (fixup_tail_calls): Likewise.
6276 * except.c (sjlj_emit_function_enter): Likewise.
6277 * emit-rtl.c (add_insn_after): Likeiwse.
6278 (emit_label_before): Likewise.
6279 (emit_label_after): Likewise.
6280 (emit_note_before, emit_note_after, emit_note): Update
6281 parameter to be enum insn_note; do not deal with source
6283 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6284 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6286 (merge_blocks_move_successor_nojumps): Simplify now when
6287 we don't have BLOCK notes.
6288 (try_optimize_cfg): Likewise.
6289 * cfglayout.c (skip_insns_after_block): Likewise.
6290 (record_effective_endpoints): Likewise.
6291 (duplicate_insn_chain): Likewise.
6292 * varasm.c (output_constant_pool_1): Likewise.
6293 * sched-deps.c (sched_analyze): Likewise.
6294 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6296 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6297 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6298 (SET_INSN_DELETED): Simplify.
6299 (NOTE_LINE_NUMBER): Exterminate.
6300 (NOTE_LINE_KIND): New.
6301 (NOTE_INSN_BASIC_BLOCK_P): Update.
6302 (enum insn_note): Simplify.
6303 (GET_NOTE_INSN_NAME) Simplify.
6304 (emit_note_before, emit_note_after, emit_note): Update prototype.
6305 (squeeze_notes): Remove.
6306 * sched-int.h (NOTE_NOT_BB_P): Update.
6307 * resource.c (mark_target_live_regs): Update.
6308 * sched-rgn.c (debug_dependencies): Update.
6309 * sched-vis.c (print_insn): Update.
6310 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6311 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6312 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6313 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6314 (split_branches): Update.
6315 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6317 (sh_adjust_unroll_max): Exterminate.
6318 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6319 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6320 (m68hc11_reorg): Likewise.
6321 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6322 (emit_predicate_relation_info): Update.
6323 (process_for_unwind_directive): Update.
6324 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6325 (output_call): Update.
6326 * config/pa/pa.c (output_lbranch): Update.
6327 (output_millicode_call): Update.
6328 (output_call): Update.
6329 (pa_combine_instructions): Update.
6330 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6331 * config/bfin/bfin.c (gen_one_bundle): Update.
6332 * cfgrtl.c (can_delete_note_p): Update.
6333 (delete_insn): Update.
6334 (rtl_merge_blocks): Update.
6335 (commit_one_edge_insertion): Update.
6336 (rtl_verify_flow_info): Update.
6337 * stmt.c (expand_case): Do not call squeeze_notes.
6339 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6346 * c.opt (Wtype-limits): New.
6347 * doc/invoke.texi (Wtype-limits): Document it.
6348 (Wextra): Enabled by -Wextra.
6349 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6350 * c-common.c (shorten_compare): Warn with Wtype-limits.
6352 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6354 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6355 inlined function, not as a macro.
6356 (_mm_alignr_pi8): Ditto.
6357 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6358 (_mm_inserti_si64): Ditto.
6359 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6360 (_mm_extract_epi16): Ditto.
6361 (_mm_insert_epi16): Ditto.
6362 (_mm_shufflehi_epi16): Ditto.
6363 (_mm_shufflelo_epi16): Ditto.
6364 (_mm_shuffle_epi32): Ditto.
6365 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6366 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6368 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6370 (_m_to_float): Use C89 compatible assignment.
6372 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6375 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6377 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6380 * doc/invoke.texi (Wreturn-type): Complete description.
6381 (Wextra): Delete item about return-type warning.
6382 * c-decl.c: Delete redundant Wextra warning.
6384 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6387 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6388 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6389 inlined function, not as a macro.
6390 (_mm_prefetch): Ditto.
6392 (_mm_insert_pi16): Ditto.
6394 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6395 (_m_pshufw): Ditto. Add const to __N argument.
6396 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6397 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6398 (_mm_slli_epi32): Ditto.
6399 (_mm_srli_si128): Implement as always inlined function, not as a
6400 macro. Add __inline to function declaration.
6401 (_mm_slli_si128): Ditto.
6403 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6406 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6408 (struct fenv): New structure.
6409 (FP_HANDLE_EXCEPTIONS): New define.
6410 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6411 (_FP_DECL_EXP): New define.
6412 (FP_INIT_ROUNDMODE): New define.
6413 (FP_ROUNDMODE): New define.
6415 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6417 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6418 (Wconversion): Update description.
6419 (Wconversion-sign): New.
6420 * c.opt (Wconversion-sign): New.
6421 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6422 means disabled for C++. Otherwise, take the status of Wconversion.
6423 * c-common.c (conversion_warning): Warn with either Wconversion or
6425 (warnings_for_convert_and_check): Conditions are already checked by
6427 (convert_and_check): Don't check warnings if the conversion failed.
6429 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6430 Anatoly Sokolov <aesok@dol.ru>
6432 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6433 avr_epilogue_uses) : Add declaration.
6434 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6435 * config/avr/constraints.md (R): New constraint.
6436 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6437 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6438 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6439 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6440 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6441 call_prologue_saves, epilogue_restores, return_from_epilogue,
6442 return_from_main_epilogue, return_from_interrupt_epilogue,
6443 return_from_naked_epilogue, prologue, epilogue): New patterns.
6444 (jump): Handle symbol reference.
6445 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6446 avr_output_function_prologue, avr_output_function_epilogue): Remove
6448 (avr_init_machine_status, expand_prologue, expand_epilogue,
6449 avr_asm_function_end_prologue, avr_epilogue_uses,
6450 avr_asm_function_begin_epilogue): New functions.
6451 (prologue_size, epilogue_size, jump_tables_size): Remove global
6453 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6454 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6455 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6456 (avr_override_options): Initialise init_machine_status.
6457 (output_movhi): Handle all stack pointer loads.
6458 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6459 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6460 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6461 (EPILOGUE_USES) Redefine.
6462 (machine_function) Declare.
6464 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6466 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6467 Use a single return statement.
6469 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * builtins.c (do_mpfr_lgamma_r): New.
6473 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6474 * tree.h (CASE_FLT_FN_REENT): New.
6476 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6478 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6479 (output_die): Use 'unsigned long' with %x.
6480 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6481 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6482 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6484 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6486 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6491 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6492 true if function has no argument.
6494 2007-05-18 DJ Delorie <dj@redhat.com>
6496 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6497 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6499 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6501 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6502 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6503 count_trailing_zeros.
6504 (__i386__): Implement count_leading_zeros using __builtin_clz().
6505 Implement count_trailing_zeros usign __builtin_ctz().
6507 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6509 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6511 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6514 * expr.c (emit_move_change_mode): Change mode of push operands here.
6516 2007-05-17 Ian Lance Taylor <iant@google.com>
6518 PR tree-optimization/31953
6519 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6521 (set_value_range_to_null): Call set_value_range_to_value.
6522 (extract_range_from_comparison): Likewise.
6524 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6526 * toplev.c (print_version): Output GMP/MPFR version info.
6528 * builtins.c (CASE_MATHFN_REENT): New macro.
6529 (mathfn_built_in): Use it.
6530 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6531 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6532 BUILT_IN_LGAMMAL_R): New.
6533 * doc/extend.texi: Document new builtins.
6536 * builtins.c (do_mpfr_remquo): New.
6537 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6538 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6541 * builtins.c (fold_builtin_1): Handle y0, y1.
6542 (fold_builtin_2): Handle yn.
6545 * builtins.c (do_mpfr_bessel_n): New.
6546 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6547 (fold_builtin_2): Handle BUILT_IN_JN.
6549 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6552 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6553 TYPE_PRECISION (intmax_type_node).
6555 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6558 * reload.c (subst_reloads): Remove checking.
6560 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6562 PR rtl-optimization/31691
6563 * combine.c (simplify_set): Build a new src pattern instead of
6564 substituting its operands in the COMPARE case.
6566 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6568 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6569 (execute_vrp): Preserve loops through jump threading.
6570 * tree-ssa-threadupdate.c (thread_single_edge,
6571 dbds_continue_enumeration_p, determine_bb_domination_status,
6572 thread_through_loop_header): New functions.
6573 (create_edge_and_update_destination_phis,
6574 create_edge_and_update_destination_phis): Set loops for the new blocks.
6575 (prune_undesirable_thread_requests): Removed.
6576 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6578 (thread_block): Do not call prune_undesirable_thread_requests.
6580 (mark_threaded_blocks): Select edges to thread here.
6581 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6582 Thread edges through loop headers independently.
6583 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6584 * tree-pass.h (TODO_mark_first_instance): New.
6585 (first_pass_instance): Declare.
6586 * cfghooks.c (duplicate_block): Put the block to the original loop
6587 if copy is not specified.
6588 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6589 jump threading. Pass may_peel_loop_headers to
6590 thread_through_all_blocks according to first_pass_instance.
6591 * cfgloop.h (create_preheader): Declare.
6592 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6593 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6594 * passes.c (first_pass_instance): New variable.
6595 (next_pass_1): Set TODO_mark_first_instance.
6596 (execute_todo): Set first_pass_instance.
6598 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6600 PR tree-optimization/24659
6601 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6602 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6603 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6604 OTI_vec_pack_ufix_trunc.
6605 (vec_unpacks_float_hi_optab): Define new macro.
6606 (vec_unpacks_float_lo_optab): Ditto.
6607 (vec_unpacku_float_hi_optab): Ditto.
6608 (vec_unpacku_float_lo_optab): Ditto.
6609 (vec_pack_sfix_trunc_optab): Ditto.
6610 (vec_pack_ufix_trunc_optab): Ditto.
6611 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6612 and vec_pack_[s|u]fix_trunc_optab using
6613 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6614 * tree-vectorizer.c (supportable_widening_operation): Handle
6615 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6616 (supportable_narrowing_operation): New function.
6617 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6618 * tree-vect-transform.c (vectorizable_conversion): Handle
6619 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6620 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6621 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6622 to check for target support.
6623 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6624 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6625 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6626 for VEC_PACK_FIX_TRUNC_EXPR.
6627 (expand_binop): Special case mode of the result for
6628 vec_pack_[u|s]fix_trunc_optab.
6629 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6630 vec_pack_[u|s]fix_trunc_optab.
6632 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6633 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6634 * tree-pretty-print.c (dump_generic_node): Handle
6635 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6636 VEC_PACK_FIX_TRUNC_EXPR.
6638 * expr.c (expand_expr_real_1): Ditto.
6639 * tree-inline.c (estimate_num_insns_1): Ditto.
6640 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6642 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6643 (vec_unpacks_float_lo_v8hi): Ditto.
6644 (vec_unpacku_float_hi_v8hi): Ditto.
6645 (vec_unpacku_float_lo_v8hi): Ditto.
6646 (vec_unpacks_float_hi_v4si): Ditto.
6647 (vec_unpacks_float_lo_v4si): Ditto.
6648 (vec_pack_sfix_trunc_v2df): Ditto.
6650 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6652 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6653 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6654 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6655 [vec_pack_ufix_trunc]: Ditto.
6656 [vec_unpacks_float_hi]: Ditto.
6657 [vec_unpacks_float_lo]: Ditto.
6658 [vec_unpacku_float_hi]: Ditto.
6659 [vec_unpacku_float_lo]: Ditto.
6661 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6663 * soft-fp/README: Update for new files.
6664 * soft-fp/floattisf.c: New file.
6665 * soft-fp/floattidf.c: New file.
6666 * soft-fp/floattitf.c: New file.
6667 * soft-fp/floatuntisf.c: New file.
6668 * soft-fp/floatuntidf.c: New file.
6669 * soft-fp/floatuntitf.c: New file.
6670 * soft-fp/fixsfti.c: New file.
6671 * soft-fp/fixdfti.c: New file.
6672 * soft-fp/fixtfti.c: New file.
6673 * soft-fp/fixunssfti.c: New file.
6674 * soft-fp/fixunsdfti.c: New file.
6675 * soft-fp/fixunstfti.c: New file.
6676 * soft-fp/extendxftf.c: New file.
6677 * soft-fp/trunctfxf.c: New file.
6679 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6680 (__trunctfxf2): Ditto.
6682 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6683 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6684 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6685 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6686 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6687 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6689 * config/i386/t-fprules-softfp64: New file.
6690 * config/i386/sfp-machine.h: New file.
6691 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6692 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6693 and soft-fp/t-softfp to tmake_file.
6694 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6695 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6697 * config/i386/t-linux64 (softfp_wrap_start): New.
6698 (softfp_wrap_end): New.
6699 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6700 supported for TARGET_64BIT.
6702 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6704 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6705 c_common_unsigned_type behavior.
6707 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6709 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6712 2007-05-16 Eric Christopher <echristo@apple.com>
6714 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6715 saving after stack push. Set sp_offset whenever we push.
6716 (rs6000_emit_epilogue): Move altivec register restore before
6719 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6721 * configure.ac: Allow sysroots to be relocated under $prefix as
6722 well as $exec_prefix.
6723 * configure: Regenerate.
6725 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6729 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6731 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6732 (gcc_tooldir): Likewise.
6733 * configure: Regenerate.
6734 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6735 old configure.ac gcc_tooldir setting.
6736 (prefix_to_exec_prefix): New variable.
6737 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6738 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6740 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6742 * c-typeck.c (build_binary_op): Return early for error.
6744 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6746 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6747 struct nb_iter_bound.
6748 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6749 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6750 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6751 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6752 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6753 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6754 (del_scev_info): Use ggc_free.
6755 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6756 * loop-init.c: Include ggc.h.
6757 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6758 (loop_optimizer_finalize): Use ggc_free.
6759 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6760 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6761 pass_iv_optimize): Add TODO_ggc_collect.
6762 * function.h (struct function): Remove skip marker from
6764 * cfgloop.c: Include ggc.h.
6765 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6767 (establish_preds): Vector superloops is gc allocated.
6768 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6770 (flow_loops_find): Vector larray is gc allocated.
6771 (loop_exit_free): Use ggc_free.
6772 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6773 that head of exits list is now not a part of struct loop.
6774 (record_loop_exits): Allocate exits table in gc memory.
6775 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6776 that head of exits list is now not a part of struct loop.
6777 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6778 struct loop_exit): Add GTY marker.
6779 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6780 Add skip marker to aux field. Make head of exits list a separate
6782 (struct loops): Add GTY marker. Make larray vector gc allocated.
6783 Add param marker to exits table.
6784 (get_loops): Type changed.
6785 * Makefile.in (tree-scalar-evolution.o): Add
6786 gt-tree-scalar-evolution.h dependency.
6787 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6788 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6789 * basic-block.h (struct basic_block_def): Remove skip marker from
6792 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6794 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6795 of 0 in the call to expand_expr().
6796 (expand_builtin_mathfn_3): Ditto.
6797 (expand_builtin_interclass_mathfn): Ditto.
6798 (expand_builtin_cexpi): Ditto.
6799 (expand_builtin_int_roundingfn): Ditto.
6800 (expand_builtin_int_roundingfn_2): Ditto.
6801 (expand_builtin_pow): Ditto.
6802 (expand_builtin_powi): Ditto.
6803 (expand_builtin_bswap): Ditto.
6804 (expand_builtin_unop): Ditto.
6805 (expand_builtin_fabs): Ditto.
6806 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6807 the call to expand_expr().
6808 (expand_builtin_sync_operation): Ditto.
6809 (expand_builtin_compare_and_swap): Ditto.
6810 (expand_builtin_lock_test_and_set): Ditto.
6811 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6812 instead of 0 in the call to expand_expr().
6813 (expand_builtin_extract_return_addr): Ditto.
6814 (expand_builtin_eh_return): Ditto.
6815 (expand_eh_return): Ditto.
6816 * explow.c (expr_size): Ditto.
6817 * expr.c (optimize_bitfield_assignment_op): Ditto.
6818 (expand_assignement): Ditto.
6819 (store_expr): Ditto.
6820 (store_field): Ditto.
6821 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6822 the call to expand_expr().
6823 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6824 in the call to expand_expr().
6825 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6826 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6827 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6829 * optabs.c (expand_vec_shift_expr): Ditto.
6830 (expand_vec_cond_expr): Ditto.
6831 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6832 call to expand_expr().
6833 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6834 in the call to expand_expr().
6836 2007-05-14 Dave Korn <dave.korn@artimi.com>
6838 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6840 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6842 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6843 instead of c_common_unsigned_type.
6844 (c_common_unsigned_type): Remove.
6845 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6846 c_common_unsigned_type.
6847 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6848 c_common_unsigned_type.
6849 * c-common.h (c_common_unsigned_type): Remove.
6850 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6851 c_common_unsigned_type.
6852 * c-format.c (check_format_types): Use unsigned_type_for instead of
6853 c_common_unsigned_type.
6854 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6855 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6856 of c_common_unsigned_type.
6857 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6858 lang_hooks.types.unsigned_type.
6859 * expmed.c (make_tree): Use unsigned_type_for instead of
6860 lang_hooks.types.unsigned_type.
6861 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6862 lang_hooks.types.unsigned_type.
6863 (build_range_check): Likewise.
6864 (fold_unary): Likewise.
6865 (fold_binary): Likewise.
6866 (fold_ternary): Likewise.
6867 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6868 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6869 * tree.c (get_unsigned_type): New.
6870 (unsigned_type_for): Use get_unsigned_type instead of
6871 lang_hooks.types.unsigned_type.
6873 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6875 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6876 to m68k_get_function_kind. Update its prototype.
6877 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6879 (m68k_interrupt_function_p): Return enum m68k_function_type
6880 instead of bool. Rename to m68k_get_function_kind.
6881 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6883 (m68k_compute_frame_layout): Don't mark any register for save
6884 if an interrupt_thread attribute is specified.
6885 (m68k_hard_regno_rename_ok): Update a use of
6886 m68k_interrupt_function_p.
6887 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6888 m68k_interrupt_function_p.
6889 (m68k_function_type): New.
6890 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6891 for a function with an interrupt_thread attribute.
6892 * doc/extend.texi: Document the interrupt_thread attribute.
6894 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6896 Fix PR tree-optimization/31911
6897 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6898 if they didn't change the expression.
6900 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6902 * tree-scalar-evolution.c (resolve_mixers): Exported.
6903 * tree-scalar-evolution.h (resolve_mixers): Declare.
6904 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6905 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6906 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6907 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6908 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6909 strip_conversion, analyze_offset_expr, address_analysis,
6910 object_analysis, analyze_offset): Removed.
6911 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6912 split_constant_offset, canonicalize_base_object_address,
6913 object_address_invariant_in_loop_p, disjoint_objects_p,
6914 dr_may_alias_p, dr_address_invariant_p): New functions.
6915 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6916 and dr_analyze_alias.
6917 (initialize_data_dependence_relation): Use dr_may_alias_p
6918 and object_address_invariant_in_loop_p.
6919 (compute_self_dependence): Handle the case when
6920 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6921 (find_data_references_in_stmt): Restrict the analysis of data
6922 references to the given loop nest.
6923 (find_data_references_in_loop): Made static. Pass loop nest to
6924 find_data_references_in_stmt.
6925 (compute_data_dependences_for_loop): Use DR_VOPS.
6926 (free_data_ref): Free DR_VOPS.
6927 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6928 (struct innermost_loop_behavior): ... new.
6929 (struct base_object_info): Replaced by ...
6930 (struct indices): ... new.
6931 (struct dr_alias): New.
6932 (enum data_ref_type): Removed.
6933 (struct data_reference): Consist of struct innermost_loop_behavior,
6934 struct indices and struct dr_alias.
6935 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6936 (DR_MEMTAG): Renamed to ...
6937 (DR_SYMBOL_TAG): ... this.
6938 (find_data_references_in_loop): Declaration removed.
6939 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6940 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6941 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6942 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6944 2007-05-13 Revital Eres <eres@il.ibm.com>
6946 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6947 which walks virtual def-use chains to find redundant stores.
6948 (dse_optimize_stmt): Call it.
6950 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6952 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6953 * passes.c (init_optimization_passes): Move pass_jump_bypass
6956 * basic-block.h (bb_has_eh_pred): Fix style issue.
6958 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6960 PR rtl-optimization/31848
6961 * loop-invariant.c (move_invariant_reg): If we move an insn
6962 with a REG_EQUAL note, and that insn is not always executed,
6963 remove the REG_EQUAL note.
6965 2007-05-12 Richard Guenther <rguenther@suse.de>
6967 PR tree-optimization/31797
6968 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6969 propagate into a stmt that has volatile ops.
6971 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6973 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6974 (gcc_tooldir): Likewise.
6975 * configure: Regenerate.
6976 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6977 old configure.ac gcc_tooldir setting.
6978 (prefix_to_exec_prefix): New variable.
6979 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6980 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6982 2007-05-11 Silvius Rus <rus@google.com>
6984 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6985 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6986 * c-common.h (strict_aliasing_warning): Change return type.
6987 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6988 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6989 (build_c_cast): Condition call to strict_aliasing_warning.
6990 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6991 * flags.h (set_Wstrict_aliasing): Declare.
6992 * opts.c (set_Wstrict_alising): Define, add call to.
6993 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6994 * tree-ssa-alias-warnings.c: New file.
6995 * tree-ssa-alias.c (compute_may_aliases): Add call to
6996 strict_aliasing_warning_backend.
6998 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
7000 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7001 Use loop_depth and loop_outer accessor functions.
7002 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
7003 determine_invariantness_stmt, move_computations_stmt): Ditto.
7004 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
7005 add_loop, loopify, unloop, fix_loop_structure): Ditto.
7006 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
7007 * tree-scalar-evolution.c (interpret_loop_phi,
7008 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
7009 instantiate_parameters_1, scev_const_prop): Ditto.
7010 * cfghooks.c (make_forwarder_block): Ditto.
7011 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
7012 * modulo-sched.c (loop_canon_p): Ditto.
7013 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
7014 slpeel_can_duplicate_loop_p): Ditto.
7015 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
7016 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7017 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
7018 cancel_loop, verify_loop_structure): Ditto.
7019 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
7020 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
7021 superloops vector instead of "pred" array.
7022 (establish_preds): Take father loop as an argument. Initialize the
7024 (flow_loop_tree_node_add): Pass father loop to establish_preds.
7025 Do not initialize loop->outer.
7026 (flow_loop_tree_node_remove): Truncate the superloops vector.
7027 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
7028 "pred" merged to "superloops" vector.
7029 (loop_depth, loop_outer): New.
7030 (fel_init): Use loop_outer.
7032 2007-05-11 Jan Hubicka <jh@suse.cz>
7034 * cgraphunit.c: Include gt-cgraphunit.h
7035 (static_ctors, static_dtors): New static vars.
7036 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
7037 based on implementation in c-common.c
7038 (cgraph_finalize_function): Call record_cdtor_fn.
7039 (cgraph_optimize): Call cgraph_build_cdtor_fns.
7040 * decl.c (finish_function): Do not call c_record_cdtor_fn.
7041 (c_write_global_declarations): Do not call c_build_cdtor_fns.
7042 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
7043 build_cdtor, c_build_cdtor_fns): Remove.
7044 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
7045 c_build_cdtor_fns): Remove prototype.
7047 2007-05-11 Paolo Carlini <pcarlini@suse.de>
7050 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
7051 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
7052 * builtins.c (fold_builtin_memchr): New.
7053 (expand_builtin_memchr): Call the latter.
7054 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
7055 * doc/extend.texi ([Other built-in functions provided by GCC]):
7058 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
7060 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
7061 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
7062 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
7063 PFPO_OP1_TYPE_SHIFT): Constants added.
7064 (DFP_ALL): Mode macro defined.
7065 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
7066 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
7067 Insn definitions added.
7068 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
7069 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
7072 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
7074 PR tree-optimization/31885
7075 * tree-chrec.c (chrec_contains_undetermined): Do not consider
7076 NULL_TREE to be undetermined.
7077 (automatically_generated_chrec_p): Return false for NULL.
7079 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7081 * config/bfin/bfin.h (MOVE_RATIO): Define.
7083 2007-05-10 Richard Sandiford <richard@codesourcery.com>
7085 * config.gcc (sparc-wrs-vxworks): New target.
7086 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
7087 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
7088 * config/sparc/sparc.h: Include vxworks-dummy.h.
7089 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
7090 include LABEL_REFs too.
7091 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
7092 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
7094 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
7096 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
7097 (sparc_emit_call_insn): New function.
7098 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
7099 functions when generating VxWorks PIC.
7100 * config/sparc/sparc.md (vxworks_load_got): New pattern.
7101 (call, call_value): Use sparc_emit_call_insn instead of
7104 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7106 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
7108 2007-05-09 Bob Wilson <bob.wilson@acm.org>
7110 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
7111 for floating-point values if HOST_BITS_PER_LONG > 32. Use
7112 split_double instead of operand_subword.
7114 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
7116 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
7117 * config/bfin/bfin.c (bfin_local_alignment): New function.
7118 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
7120 2007-05-08 Chao-ying Fu <fu@mips.com>
7122 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
7123 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
7124 (smsub_widen_optab, umsub_widen_optab): Define.
7125 * optabs.c (init_optabs): Initialize smsub_widen_optab and
7127 * genopinit.c (optabs): Fill in smsub_widen_optab and
7129 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
7130 and umsub_widen_optab to implement multiply-subtract sequences.
7131 * config/mips/mips.md (*msac<u>_di): Rename to...
7132 (<u>msubsidi4): ...this. Extend condition to include
7133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7134 of operand 0 to "ka" and use the three-operand form of msub<u>
7136 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
7139 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7141 PR rtl-optimization/28011
7142 * reload.c (push_reload): Set dont_share if IN appears in OUT
7143 also when IN is a PLUS rtx.
7144 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
7147 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
7149 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
7150 call unshare_all_decls.
7151 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
7152 (unshare_all_decls): Remove.
7154 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
7157 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
7160 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
7161 Nigel Stephens <nigel@mips.com>
7163 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
7164 Update comments and all uses.
7165 (MIN_FPRS_PER_FMT): Define.
7166 * config/mips/mips.c (function_arg): Fix to correctly handle
7167 the -mips32r2 -mfp64 -mabi=32 case.
7168 (override_options): Enable use of odd-numbered registers for
7169 SFmode values on MIPS32.
7170 (mips_save_reg_p): Save whole floating-point register pair if
7171 either half is used.
7172 (compute_frame_size): Fix comment.
7174 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7176 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7177 argument of type bool.
7178 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7179 argument. Safely select temporary P register according to it.
7180 (do_link): Change call site of add_to_reg accordingly.
7181 (do_unlink): Add epilogue_p as a fourth argument and pass it
7183 (expand_interrupt_handler_epilogue): Change call of do_unlink
7185 (bfin_expand_prologue): Add a third argument sibcall_p.
7186 * config/bfin/bfin.md (epilogue): Change call of
7187 bfin_expand_epilogue accordingly.
7188 (sibcall_epilogue): Likewise.
7189 (eh_return_internal): Likewise.
7191 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7192 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7193 * config/bfin/bfin.c (bfin_handle_option): Handle
7194 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7195 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7196 Support bf534, bf536 and bf561.
7197 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7199 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.c (ix86_function_regparm): Process local
7203 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7205 2007-05-07 Mike Stump <mrs@apple.com>
7207 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7208 also checks for and while statements in C++.
7210 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7212 * gcc.c (at_file_supplied): New variable.
7213 (main): Set it if we expanded argv.
7214 (do_spec_1): Pass an @-file to the linker if we were called with
7215 an @-file argument and HAVE_GNU_LD.
7216 * collect2.c (at_file_supplied): New variable.
7217 (response_file): New variable.
7218 (collect_exit): Unlink response_file if necessary.
7219 (handler): Likewise.
7220 (do_wait): Likewise.
7221 (main): Set at_file_supplied if we expanded argv.
7222 (collect_execute): Pass an @-file to subprocesses if we were called
7223 with an @-file argument.
7224 * configure.ac: Add define for HAVE_GNU_LD.
7225 * configure: Regenerate.
7226 * config.in: Regenerate.
7228 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7230 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7236 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7238 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7239 (TARGET_ENCODE_SECTION_INFO): Re-define.
7240 (m32c_encode_section_info): New
7241 (function_vector_handler): New
7242 (current_function_special_page_vector): New
7243 (m32c_special_page_vector_p): New.
7244 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7246 * config/m32c/jump.md: Added instruction JSRS for functions
7247 with attribute "function_vector".
7248 * doc/extend.texi (function_vector): Added description
7249 for M16C, M32C targets.
7251 2007-05-07 DJ Delorie <dj@redhat.com>
7254 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7255 ashrpsi3, lshrpsi3): Update shift count constraint.
7257 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7258 Nathan Froyd <froydnj@codesourcery.com>
7261 * c-incpath.c (add_path): Strip trailing path separators.
7263 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7265 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7266 Free dominance info before purging EH edges.
7267 (eliminate_degenerate_phis): Likewise.
7268 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7270 2007-05-07 Jan Hubicka <jh@suse.cz>
7272 * gimplify.c (gimplify_expr): Do not crash when folding
7273 (void *)(int)&a + 4.
7275 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7278 * c-opts.c (lang_fortran): Make it non static.
7279 * c-common.h (lang_fortran): New prototype.
7280 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7281 -lang-fortran option was passed by the driver.
7283 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7285 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7286 of ASSERT_CHECKING. Tweak message.
7288 2007-05-06 Revital Eres <eres@il.ibm.com>
7291 * loop-unroll.c (insert_var_expansion_initialization):
7292 Initialize the expansions with -zero instead of +zero.
7294 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7296 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7297 into pic and non-pic versions. Mark r19 as used for
7298 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7299 for tgd_load, tld_load and tie_load .
7300 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7301 version of tgd_load, tld_load and tie_load depending on the
7304 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7305 Jakub Jelinek <jakub@redhat.com>
7307 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7308 (__do_global_dtors_aux): Use more paranoid loop to run
7309 destructors if HIDDEN_DTOR_LIST_END.
7310 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7312 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7314 * varasm.c (align_variable): Don't increase alignment for
7315 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7316 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7318 2007-05-04 Josh Conner <jconner@apple.com>
7320 * basic-block.h (cdi_direction): Assign values to all enumeration
7322 (dom_computed): Remove.
7323 (dom_info_state): New.
7324 (set_dom_info_availability): New.
7325 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7326 walk_data.dom_direction.
7327 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7328 instead of dom_computed[].
7329 (split_edge): Likewise.
7330 (create_basic_block): Likewise.
7331 (merge_blocks): Likewise.
7332 * ifcvt.c (find_if_header): Likewise.
7333 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7334 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7335 * tree-ssa.c (verify_ssa): Likewise.
7336 * tree-cfg.c (tree_verify_flow_info): Likewise.
7337 (remove_edge_and_dominated_blocks): Likewise.
7338 * dominance.c (dom_computed): Make static.
7339 (calc_dfs_tree_nonrec): Change third param to a bool.
7340 (calc_dfs_tree): Change second param to a bool.
7341 (calc_idioms): Change second param to a bool. Use
7342 dom_convert_dir_to_idx.
7343 (init_dom_info): Validate dir before using.
7344 (dom_convert_dir_to_idx): New.
7345 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7346 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7347 (free_dominance_info): Use dom_convert_dir_to_idx.
7348 (get_immediate_dominator): Likewise.
7349 (set_immediate_dominator): Likewise.
7350 (get_dominated_by): Likewise.
7351 (redirect_immediate_dominators): Likewise.
7352 (nearest_common_denominator): Likewise.
7353 (dominated_by_p): Likewise.
7354 (bb_dom_dfs_in): Likewise.
7355 (bb_dom_dfs_out): Likewise.
7356 (recount_dominator): Likewise.
7357 (iterate_fix_dominators): Likewise.
7358 (add_to_dominance_info): Likewise.
7359 (delete_from_dominance_info): Likewise.
7360 (first_dom_son): Likewise.
7361 (next_dom_son): Likewise.
7362 (dom_info_available_p): Likewise.
7363 (dom_info_state): New.
7364 (set_dom_info_availability): New.
7366 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7368 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7370 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7372 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7374 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7375 (subdi3, subdi_carry): Delete.
7377 2007-05-04 Jan Hubicka <jh@suse.cz>
7378 Richard Guenther <rguenther@suse.de>
7380 * opts.c (decode_options): Do not fiddle with inlining
7381 parameters in case of optimizing for size.
7382 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7383 for size do nothing.
7384 (cgraph_decide_inlining_of_small_function): When optimizing for
7385 size never inline functions increasing caller size.
7386 (cgraph_early_inlining): Inline for size when optimizing for size.
7388 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7390 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7391 logical operations piecewise.
7392 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7393 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7394 subdi_sesidi_di): Delete.
7395 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7396 the generated sequence. Allow three-reg add in constraints. Rewrite
7397 the rtl expression for carry to avoid zero_extend of a constant.
7398 (sub_with_carry): New pattern.
7399 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7400 different sequence not involving jumps.
7401 (notbi): Now a named pattern.
7403 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7405 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7406 Add the note about a significant loss of accuracy of some
7407 mathematical routines when these options are used.
7409 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7411 * haifa-sched.c (rtx_vec_t): New typedef.
7412 (contributes_to_priority_p): Extract piece of priority () into new
7414 (priority): Use the function. Add assertion.
7415 (rank_for_schedule, set_priorities): Add assertion to check that
7416 insn's priority is initialized.
7417 (clear_priorities, calc_priorities): Change signature. Make it update
7418 all relevant insns. Update all callers ('add_to_speculative_block ()'
7419 and 'create_block_check_twin ()').
7420 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7421 Add new field 'priority_status'.
7422 (INSN_PRIORITY_STATUS): New macro.
7423 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7425 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7427 * sched-ebb.c (debug_ebb_dependencies): New static function.
7428 (init_ready_list): Use it.
7430 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7431 with changed signature and 'debug_rgn_dependencies ()'.
7432 (debug_rgn_dependencies): New static function.
7433 (init_ready_list): Use it.
7435 * sched-int.h (debug_dependencies): Declare.
7437 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7439 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7441 2007-05-04 Dirk Mueller <dmueller@suse.de>
7443 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7445 2007-05-03 Jan Hubicka <jh@suse.cz>
7447 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7448 ((T1)X op (T1)Y), for pointer type in more cases than before.
7450 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7452 * tree-object-size.c (plus_expr_object_size): When operand size is
7453 unknown, return unknown.
7455 2007-05-03 Dirk Mueller <dmueller@suse.de>
7457 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7459 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7462 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7464 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7466 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7468 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7470 * config/soft-fp/double.h, config/soft-fp/extended.h,
7471 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7472 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7473 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7474 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7477 2007-05-03 Ian Lance Taylor <iant@google.com>
7479 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7480 MASK_PPC_GFXOPT for 8540 or 8548.
7482 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7484 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7485 vect_print_dump_info() to output debug information.
7487 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7490 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7491 operands of size 2 when operand is not MEM_P.
7493 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7495 PR tree-optimization/30565
7496 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7498 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7500 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7501 (umulsi3_highpart): Use them.
7502 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7503 for final accumulator to D regisster tranfser.
7505 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7507 PR tree-optimization/31699
7508 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7510 (vect_enhance_data_refs_alignment): Compute peel amount using
7511 TYPE_VECTOR_SUBPARTS instead of vf.
7512 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7514 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7517 * system.h: Remove inclusion of double-int.h
7518 * tree.h: Include double-int.h
7519 * gengtype.c: Likewise
7520 * cfgloop.h: Likewise
7521 * Makefile.in: Adjust dependencies on double-int.h
7523 2007-05-02 Eric Christopher <echristo@apple.com>
7525 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7526 -shared to -Zdynamiclib.
7528 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7531 * c-common.c (strip_pointer_or_array_types): New function.
7532 * c-common.h (strip_pointer_or_array_types): New function declaration.
7534 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7536 PR tree-optimization/31771
7537 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7539 2007-05-02 Paul Brook <paul@codesourcery.com>
7541 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7543 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7546 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7549 2007-05-02 Nick Clifton <nickc@redhat.com>
7551 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7553 2007-05-02 Richard Guenther <rguenther@suse.de>
7555 PR tree-optimization/31146
7556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7557 argument, single_use_p. If we have a single use that is
7558 a conversion to the definition rhs type, propagate that rhs.
7559 (forward_propagate_addr_expr): Pass single_use_p argument
7560 to forward_propagate_addr_expr_1.
7562 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7564 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7567 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7569 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7570 'AMD Family 10 core'.
7572 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7574 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7575 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7576 with SSE3 instruction set support.
7577 * doc/invoke.texi: Likewise.
7579 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7581 * config/i386/i386.c (override_options): Tuning 32-byte loop
7582 alignment for amdfam10 architecture. Increasing the max loop
7583 alignment to 24 bytes.
7585 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7587 * config/m68k/constraints.md: New.
7588 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7589 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7590 EXTRA_CONSTRAINT): Remove.
7591 * config/m68k/m68k.md: Include constraints.md.
7592 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7594 2007-05-01 Ian Lance Taylor <iant@google.com>
7596 PR tree-optimization/31739
7597 * tree-vrp.c (vrp_val_is_max): New static function.
7598 (vrp_val_is_min): New static function.
7599 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7601 (set_value_range): Use vrp_val_is_{max,min}.
7602 (extract_range_from_assert): Likewise.
7603 (extract_range_from_binary_expr): Likewise.
7604 (extract_range_from_unary_expr): Likewise.
7605 (dump_value_range, vrp_meet): Likewise.
7606 (vrp_visit_phi_node): Likewise.
7607 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7609 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7611 * config/i386/gmon-sol2.c (size_t): New type.
7612 (intptr_t): Likewise.
7613 (s_textsize): Declare as size_t.
7615 (monstartup): Use size_t for sizes.
7616 (_mcount): Save and restore registers.
7617 (internal_mcount): Pass 0 as the first argument to monstartup
7619 (moncontrol): Convert pointer to appropriately sized integer
7620 before passing to profil.
7622 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7624 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7625 __NO_FPRS__, not just if _SOFT_DOUBLE.
7626 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7627 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7628 also for E500 double.
7629 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7630 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7633 2007-05-01 Richard Guenther <rguenther@suse.de>
7635 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7638 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7640 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7642 2007-05-01 Jan Hubicka <jh@suse.cz>
7644 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7647 2007-05-01 Jan Hubicka <jh@suse.cz>
7649 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7650 (maybe_fold_offset_to_reference): Declare.
7651 * fold-const.c (fold_unary): Do not fold
7652 (type *)&A into &A->field_of_type_and_offset_0
7653 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7654 size is unknown, give up.
7655 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7657 (maybe_fold_offset_to_reference): New.
7658 (maybe_fold_stmt_indirect): Use it.
7659 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7660 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7662 (gimplify_expr): Likewise for plus_expr.
7664 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7666 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7667 bsi_after_labels. Always insert statements before bsi.
7668 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7669 * predict.c (apply_return_prediction): Check for empty blocks.
7670 * cfgexpand.c (lab_rtx_for_bb): New variable.
7671 (label_rtx_for_bb): Do not create new tree labels.
7672 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7673 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7674 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7676 (label_for_bb): Add field used.
7677 (update_eh_label, main_block_label): Mark the label used.
7678 (cleanup_dead_labels): Remove unused labels.
7680 2007-05-01 Richard Guenther <rguenther@suse.de>
7682 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7683 if it is not about to be set.
7684 (get_value_range): Do not pre-allocate equiv bitmap.
7685 (update_value_range): No need to clear equiv field.
7686 (add_equivalence): Change prototype to get bitmap pointer.
7687 Allocate bitmap here if it is not already.
7688 (extract_range_from_assert): Do not allocate bitmap here.
7689 Update callers to add_equivalence.
7690 (extract_range_from_ssa_name): Likewise.
7691 (get_vr_for_comparison): New static helper.
7692 (compare_name_with_value): Handle NULL equiv bitmap by
7693 peeling the first iteration of the comparison loop.
7694 Use get_vr_for_comparison.
7695 (compare_names): Handle NULL equiv bitmaps by using fake
7696 ones. Use get_vr_for_comparison.
7698 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7700 * double-int.c (mpz_set_double_int): Moved from
7701 tree-ssa-loop-niter.c.
7702 (mpz_get_double_int): Likewise; also, add option to wrap
7703 out-of-range integers.
7704 * double-int.h: New prototypes for above.
7705 * tree.c (get_static_type_bounds): Moved from
7706 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7707 TYPE_MAX_VALUE if they exist..
7708 * tree.h: New prototype for above.
7709 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7710 get_type_bounds calls.
7711 (mpz_set_double_int): Move to double-int.c.
7712 (get_type_bounds): Move to tree.c, rename to
7713 get_static_type_bounds.
7714 (mpz_to_double_int): Move to double-int.c, rename to
7717 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7719 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7720 DIV0 exception can fall through to a normal return.
7722 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7726 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7727 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7728 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7729 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7730 initialize align to silence bogus warning.
7731 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7732 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7734 (struct sra_walk_fns): Remove use_all parameter from use.
7735 (sra_hash_tree): Handle BIT_FIELD_REFs.
7736 (sra_elt_hash): Don't hash bitfld blocks.
7737 (sra_elt_eq): Skip them in parent compares as well. Handle
7739 (sra_walk_expr): Don't maintain or pass down use_all_p.
7740 (scan_use): Remove use_all parameter.
7741 (scalarize_use): Likewise. Re-expand assignment to
7742 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7743 output, and re-scalarize after output. Don't mark anything
7745 (scalarize_ldst): Adjust.
7746 (scalarize_walk_gimple_modify_statement): Likewise.
7747 (build_element_name_1): Handle BIT_FIELD_REFs.
7748 (instantiate_element): Don't warn for any element whose parent
7750 (instantiate_missing_elements_1): Return the sra_elt.
7751 (canon_type_for_field): New.
7752 (try_instantiate_multiple_fields): New.
7753 (instantiate_missing_elemnts): Use them.
7754 (mark_no_warning): Removed.
7755 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7756 (REPLDUP, sra_build_elt_assignment): New.
7757 (generate_copy_inout): Use them.
7758 (generate_element_copy): Likewise. Handle bitfld differences.
7759 (generate_element_zero): Don't recurse for blocks. Use
7760 sra_build_elt_assignment.
7761 (generate_one_element_int): Take elt instead of var. Use
7762 sra_build_elt_assignment.
7763 (generate_element_init_1): Adjust.
7764 (scalarize_use, scalarize_copy): Use REPLDUP.
7765 (scalarize_ldst): Move assert before dereference.
7766 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7768 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7771 * tree.c (reconstruct_complex_type): Reconstruct a reference
7773 Also use the same mode for the pointer as the old pointer type.
7775 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7777 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7780 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7782 PR rtl-optimization/31676
7783 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7784 (df_refs_record): Call it.
7786 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7788 * rtl.def (SS_ABS): New code.
7789 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7790 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7791 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7792 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7793 (bfin_init_builtins): Define them.
7794 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7795 (bfin_expand_builtin): ... and handle the others here.
7796 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7797 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7798 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7799 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7800 operand is only HImode.
7802 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7804 * regclass.c (scan_one_insn): Remove splitting of
7807 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7808 Nigel Stephens <nigel@mips.com>
7810 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7812 2007-04-28 Jan Hubicka <jh@suse.cz>
7814 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7815 insn_locators_alloc instead of insn_locators_initialize;
7816 call reset_block_changes.
7817 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7818 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7819 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7820 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7821 * config/score/score.c (th_output_mi_thunk): Likewise.
7822 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7823 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7824 tolerate uninitialized locator info.
7827 * function.c (init_function_start): Don't init line number info.
7828 (expand_function_end): Update.
7829 (reset_block_changes, record_block_change, finalize_block_changes,
7830 check_block_change, free_block_changes): Kill.
7831 * function.h (reset_block_changes, record_block_change,
7832 finalize_block_changes, check_block_change, free_block_changes):
7834 (struct function): Remove ib_boundaries_block.
7835 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7836 Use curr_insn_locator to initialize locator.
7837 (emit_line_note): Remove.
7838 * cfgexpand.c (expand_gimple_cond_expr): Update.
7839 (construct_exit_block): Likewise.
7840 (tree_expand_cfg): Initialize/finalize locators.
7841 * expr.c (expand_expr_real): Update.
7842 * cfglayout.c (line_locators_locs, line_locators_lines,
7843 file_locators_locs, file_locators_files): Remove.
7844 (set_block_levels): Move to cfgexpand.c.
7845 (insn_locators_initialize): Remove.
7846 (pass_insn_locators_initialize): Remove.
7847 (locations_locators_locs, locations_locators_vals): New static vars.
7848 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7850 (insn_locators_alloc, insn_locators_finalize,
7851 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7853 (locator_location): New.
7854 (locator_line, locator_file): Rewrite.
7855 * rtl.h (emit_line_note): Kill.
7856 (insn_locators_alloc, insn_locators_finalize,
7857 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7859 * tree-inline.c (initialize_cfun): Do not initialize
7860 ib_boundaries_block.
7861 * passes.c (pass_insn_locators_initialize): Remove.
7863 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7865 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7866 info. Update last_basic_block correctly.
7868 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7871 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7872 register itself to hold the offset constant. Tell flow the use
7873 of r4 and r5 when they are used.
7875 2007-04-27 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7878 if we simplified anything.
7879 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7880 warnings until we did a simplification and the stmt was not
7881 marked as TREE_NO_WARNING.
7883 2007-04-27 Mike Stump <mrs@apple.com>
7885 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7887 2007-04-27 Ian Lance Taylor <iant@google.com>
7890 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7891 TYPE_MAX_VALUE exist, convert them to the new type.
7893 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7895 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7896 if it claims to be available.
7897 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7899 (perform_tree_ssa_dce): Always free postdominators.
7901 2007-04-27 Richard Henderson <rth@redhat.com>
7903 * config/alpha/predicates.md (aligned_memory_operand): Mark
7904 as define_special_predicate.
7905 (unaligned_memory_operand, normal_memory_operand): Likewise.
7906 (reg_or_unaligned_mem_operand): Remove.
7907 (any_memory_operand): Match the documentation and check for
7908 non-renumbered pseudos during reload.
7909 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7910 alpha_secondary_reload_class, update to new interface, make static.
7911 Handle CQImode like HImode. Remove FP subreg check.
7912 (alpha_expand_mov): Use replace_equiv_address.
7913 (alpha_expand_mov_nobwx): Use any_memory_operand.
7914 (TARGET_SECONDARY_RELOAD): New.
7915 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7916 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7917 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7918 * config/alpha/alpha.md: ... here.
7919 (RELOAD12, reloadmode): New.
7921 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7922 Don't handle the aligned case here.
7923 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7924 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7925 reload_inhi_help. Don't expect a scratch register.
7926 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7928 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7930 2007-04-27 Richard Guenther <rguenther@suse.de>
7932 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7934 2007-04-27 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/30965
7937 PR tree-optimization/30978
7938 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7939 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7940 (find_equivalent_equality_comparison): Likewise.
7941 (simplify_cond): Likewise.
7942 (get_prop_source_stmt): New helper.
7943 (get_prop_dest_stmt): Likewise.
7944 (can_propagate_from): Likewise.
7945 (remove_prop_source_from_use): Likewise.
7946 (combine_cond_expr_cond): Likewise.
7947 (forward_propagate_comparison): New function.
7948 (forward_propagate_into_cond): Rewrite to use fold for
7950 (tree_ssa_forward_propagate_single_use_vars): Call
7951 forward_propagate_comparison to propagate comparisons.
7953 2007-04-27 Richard Guenther <rguenther@suse.de>
7955 PR tree-optimization/31715
7956 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7957 sure to do computation on the offset in an appropriate
7960 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7962 * reload.h (elimination_target_reg_p): Declare.
7963 * reload.c (find_reloads): Don't apply the reg_rtx move
7964 optimization if the SET_DEST satisfies elimination_target_reg_p.
7965 * reload1.c (elimination_target_reg_p): New function.
7966 (gen_reload): In the move/add2 fallback, make sure that op0
7967 does not overlap the destination register.
7969 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7971 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7972 transform only GIMPLE_MODIFY_STMTs.
7973 * tree-complex.c (expand_complex_operations_1): Ditto.
7974 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7975 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7976 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7978 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7979 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7980 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7981 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7982 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7983 slpeel_add_loop_guard): Ditto.
7984 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7985 * lambda-code.c (perfect_nestify): Ditto.
7986 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7987 before the first statement.
7988 * tree-optimize.c (execute_free_datastructures): Fix comments.
7989 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7990 * tree-flow.h (disband_implicit_edges): Declaration removed.
7991 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7993 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7994 COND_EXPRs without gotos.
7995 (disband_implicit_edges, has_label_p): Removed.
7996 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7997 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7999 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
8001 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
8002 also for COND_EXPRs.
8003 * cfgexpand.c (label_rtx_for_bb): New function.
8004 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
8005 Use label_rtx_for_bb to find the labels.
8006 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
8007 last block. Detect fallthru edges.
8009 2007-04-26 Ian Lance Taylor <iant@google.com>
8012 * reload.c (find_reloads_subreg_address): If the address was valid
8013 in the original mode but not in the new mode, reload the whole
8016 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8018 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
8019 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
8020 (cleanup_control_expr_graph): Do not invalidate dominance info.
8021 Record altered blocks.
8022 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
8023 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
8024 cleanup_tree_cfg_bb): New functions.
8025 (remove_forwarder_block): Do not maintain the worklist of blocks.
8026 Record altered blocks.
8027 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
8029 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
8030 delete_unreachable_blocks if dominators are not available.
8031 * tree-inline.c (optimize_inline_calls): Free dominance information
8033 * tree-flow.h (remove_edge_and_dominated_blocks,
8034 cfgcleanup_altered_bbs): Altered.
8035 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
8037 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
8039 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
8040 do not invalidate dominators.
8042 2007-04-26 Anatoly Sokolov <aesok@post.ru>
8044 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
8045 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
8046 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8047 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8049 2007-04-26 Steve Ellcey <sje@cup.hp.com>
8051 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
8053 2007-04-26 Richard Guenther <rguenther@suse.de>
8055 PR tree-optimization/31703
8056 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
8057 the right type for the target of the bittest.
8059 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8061 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
8062 ix86_sol10_return_in_memory.
8064 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8066 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
8069 2007-04-26 Jakub Jelinek <jakub@redhat.com>
8072 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
8074 PR tree-optimization/30558
8075 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
8076 clear this_state.prev_try.
8078 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8079 Mark Mitchell <mark@codesourcery.com>
8081 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
8082 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
8083 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
8085 2007-04-26 Richard Sandiford <richard@codesourcery.com>
8088 * doc/invoke.texi (%:print-asm-header): Document.
8089 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
8091 (static_spec_functions): Add print-asm-header.
8092 (main): Print a banner before the --target-help linker options.
8093 (print_asm_header_spec_function): New function.
8095 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
8098 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
8099 (movsf_ie): Likewise.
8101 2007-04-25 Paolo Carlini <pcarlini@suse.de>
8103 * doc/extend.texi ([Type Traits]): Adjust per N2255.
8105 2007-04-25 Bob Wilson <bob.wilson@acm.org>
8107 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
8108 exception for divide-by-zero.
8109 (__umodsi3, __modsi3): Likewise.
8111 2007-04-25 Dirk Mueller <dmueller@suse.de>
8113 * c-typeck.c (build_compound_expr): Annotate warning()
8114 call with OPT_Wunused_value.
8115 * tree-ssa.c (warn_uninit): Annotate warning with
8117 * c-common.c (handle_sentinel_attribute): Annotate warning
8118 call with OPT_Wattributes.
8120 2007-04-25 Thiemo Seufer <ths@mips.com>
8122 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
8124 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
8125 on to the assembler. Improve handling of -mno-mips16. Add handling
8126 of -mno-mips3d, -mno-dsp, -mno-dspr2.
8127 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
8128 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
8129 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
8131 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
8134 * config/i386/winnt.c (i386_pe_file_end): Strip only
8135 USER_LABEL_PREFIX when writing export name.
8137 2007-04-25 Richard Sandiford <richard@codesourcery.com>
8139 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
8140 sh/elf.h, vx-common.h and vxworks.h.
8141 * config/sh/sh.h: Include config/vxworks-dummy.h.
8142 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8143 (OVERRIDE_OPTIONS): Use it.
8144 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
8145 (vxworks_picreg): New pattern.
8146 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
8147 VXWORKS_OS_CPP_BUILTINS.
8148 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
8149 to their VXWORKS_* equivalents.
8150 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8151 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
8152 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
8153 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
8154 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
8155 -mrtp/-fPIC multilibs.
8156 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
8157 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
8158 (MULTILIB_OSDIRNAMES): Delete.
8160 2007-04-25 Anatoly Sokolov <aesok@post.ru>
8163 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
8165 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
8167 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
8168 rounding mode to be specified by the caller.
8169 (real_to_mpfr) Likewise.
8170 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
8171 include new arguments.
8172 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8174 2007-04-24 Ian Lance Taylor <iant@google.com>
8176 PR tree-optimization/31605
8177 * tree-vrp.c (set_value_range): Check that min and max are not
8178 both overflow infinities.
8179 (set_value_range_to_value): New static function.
8180 (extract_range_from_binary_expr): Call set_value_range_to_value.
8181 (extract_range_from_cond_expr): Likewise.
8182 (extract_range_from_expr): Likewise.
8183 (extract_range_from_unary_expr): Likewise. Don't create a range
8184 which overflows on both sides.
8185 (vrp_meet): Check for a useless range.
8186 (vrp_visit_phi_node): If we see a constant which looks like an
8187 overflow infinity, turn off the TREE_OVERFLOW flag.
8189 2007-04-24 Ian Lance Taylor <iant@google.com>
8191 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8193 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8196 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8197 diagnostic message is being built.
8198 * tree-pretty-print.c (dump_generic_node): Only write the
8199 formatted text into BUFFER's stream if we are not building a
8201 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8203 * Makefile.in (toplev.o): Depend on tree-pass.h.
8205 2007-04-24 Ian Lance Taylor <iant@google.com>
8207 PR tree-optimization/31602
8208 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8209 conditionals in the copied loop header.
8210 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8211 warnings if TREE_NO_WARNING is set.
8212 * doc/invoke.texi (Warning Options): Clarify that
8213 -Wstrict-overflow does not warn about loops.
8215 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8217 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8218 expand on the comment about _Decimal128 arguments and check the
8219 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8220 that _Decimal128 argument uses even/odd register pair.
8221 (function_arg): Ditto.
8223 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8225 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8226 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8228 2007-04-24 Richard Guenther <rguenther@suse.de>
8229 Olga Golovanevsky <olga@il.ibm.com>
8231 * fold-const.c (multiple_of_p): Check for bottom
8234 2007-04-24 Richard Henderson <rth@redhat.com>
8236 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8237 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8238 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8239 looking for non-zero bits shifted out. Avoid a recursive call
8240 when constructing the scalar.
8241 (__floatundisf): Likewise.
8243 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8245 * dwarf2out.c (field_byte_offset): Move the existing logic
8246 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8247 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8249 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8252 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8253 length argument of 0 for memset.
8254 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8255 unsigned shift instead of the signed variant.
8257 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8259 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8260 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8261 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8262 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8263 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8264 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8265 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8266 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8267 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8268 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8269 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8270 "mul<mode>3", "div<mode>3"): Insn definitions added.
8271 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8272 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8273 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8274 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8275 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8276 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8277 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8278 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8279 TARGET_FLOAT_FORMAT): Macro definitions removed.
8280 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8281 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8282 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8283 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8284 (s390_gen_rtx_const_DI): Function removed.
8285 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8287 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8289 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8290 over an external ffs function.
8292 2007-04-24 Chao-ying Fu <fu@mips.com>
8293 Richard Sandiford <richard@nildram.co.uk>
8295 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8296 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8297 (smadd_widen_optab, umadd_widen_optab): Define.
8298 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8300 * genopinit.c (optabs): Fill in smadd_widen_optab and
8302 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8303 and umadd_widen_optab to implement multiply-add sequences.
8304 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8305 (<u>maddsidi4): ...this. Extend condition to include
8306 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8307 of operand 0 to "ka" and use the three-operand form of madd<u>
8309 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8311 * config/mips/constraints.md (ka): New register constraint.
8313 2007-04-24 Jan Hubicka <j@suse.cz>
8317 2007-04-23 Jan Hubicka <jh@suse.cz>
8318 * function.c (init_function_start): Don't init line number info.
8319 (expand_function_end): Update.
8320 (reset_block_changes, record_block_change, finalize_block_changes,
8321 check_block_change, free_block_changes): Kill.
8322 * function.h (reset_block_changes, record_block_change,
8323 finalize_block_changes, check_block_change, free_block_changes):
8325 (struct function): Remove ib_boundaries_block.
8326 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8327 Use curr_insn_locator to initialize locator.
8328 (emit_line_note): Remove.
8329 * cfgexpand.c (expand_gimple_cond_expr): Update.
8330 (construct_exit_block): Likewise.
8331 (tree_expand_cfg): Initialize/finalize locators.
8332 * expr.c (expand_expr_real): Update.
8333 * cfglayout.c (line_locators_locs, line_locators_lines,
8334 file_locators_locs, file_locators_files): Remove.
8335 (set_block_levels): Move to cfgexpand.c.
8336 (insn_locators_initialize): Remove.
8337 (pass_insn_locators_initialize): Remove.
8338 (locations_locators_locs, locations_locators_vals): New static vars.
8339 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8341 (insn_locators_alloc, insn_locators_finalize,
8342 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8344 (locator_location): New.
8345 (locator_line, locator_file): Rewrite.
8346 * rtl.h (emit_line_note): Kill.
8347 (insn_locators_alloc, insn_locators_finalize,
8348 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8350 * tree-inline.c (initialize_cfun): Do not initialize
8351 ib_boundaries_block.
8352 * passes.c (pass_insn_locators_initialize): Remove.
8354 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8356 * doc/invoke.texi: Removed leading '-' from option index entries.
8358 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8360 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8362 (create_phi_node): Use set_phi_nodes.
8363 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8364 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8365 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8366 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8367 (bsi_start, bsi_last): Use bb_stmt_list.
8368 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8369 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8370 Traverse the statements using tsi iterator.
8371 * basic-block.h (struct basic_block_def): Fields stmt_list
8372 and phi_nodes moved to ...
8373 (struct tree_bb_info): ... new structure.
8374 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8375 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8376 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8377 (tree_verify_flow_info): Verify that il.tree is not set for
8378 entry and exit block.
8379 (tree_split_block): Use set_bb_stmt_list.
8381 2007-04-23 Mike Stump <mrs@apple.com>
8383 * config/i386/i386.c (ix86_tune_features
8384 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8387 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8389 * config/i386/i386.md (prefix_extra): New attribute.
8390 (length): Add prefix_extra.
8392 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8393 (sse2_movntv2di): Likewise.
8394 (sse2_cvtps2dq): Likewise.
8395 (sse2_cvtpd2pi): Likewise.
8396 (sse2_cvttpd2pi): Likewise.
8397 (*sse2_cvtpd2ps): Likewise.
8398 (*add<mode>3): Likewise.
8399 (sse2_ssadd<mode>3): Likewise.
8400 (sse2_usadd<mode>3): Likewise.
8401 (*sub<mode>3): Likewise.
8402 (sse2_sssub<mode>3): Likewise.
8403 (sse2_ussub<mode>3): Likewise.
8404 (*mulv8hi3): Likewise.
8405 (*smulv8hi3_highpart): Likewise.
8406 (*umulv8hi3_highpart): Likewise.
8407 (sse2_umulv2siv2di3): Likewise.
8408 (sse2_pmaddwd): Likewise.
8409 (ashr<mode>3): Likewise.
8410 (lshr<mode>3): Likewise.
8411 (ashl<mode>3): Likewise.
8412 (sse2_ashlti3): Likewise.
8413 (sse2_lshrti3): Likewise.
8414 (*umaxv16qi3): Likewise.
8415 (*smaxv8hi3): Likewise.
8416 (*uminv16qi3): Likewise.
8417 (*sminv8hi3): Likewise.
8418 (sse2_eq<mode>3): Likewise.
8419 (sse2_gt<mode>3): Likewise.
8420 (*and<mode>3): Likewise.
8421 (sse2_nand<mode>3): Likewise.
8422 (*ior<mode>3): Likewise.
8423 (*xor<mode>3): Likewise.
8424 (sse2_packsswb): Likewise.
8425 (sse2_packssdw): Likewise.
8426 (sse2_packuswb): Likewise.
8427 (sse2_punpckhbw): Likewise.
8428 (sse2_punpcklbw): Likewise.
8429 (sse2_punpckhwd): Likewise.
8430 (sse2_punpcklwd): Likewise.
8431 (sse2_punpckhdq): Likewise.
8432 (sse2_punpckldq): Likewise.
8433 (sse2_punpckhqdq): Likewise.
8434 (sse2_punpcklqdq): Likewise.
8435 (*sse2_pinsrw): Likewise.
8436 (*sse2_pextrw): Likewise.
8437 (sse2_pshufd_1): Likewise.
8438 (sse2_uavgv16qi3): Likewise.
8439 (sse2_uavgv8hi3): Likewise.
8440 (sse2_psadbw): Likewise.
8441 (sse2_pmovmskb): Likewise.
8442 (*sse2_maskmovdqu): Likewise.
8443 (*sse2_maskmovdqu_rex64): Likewise.
8444 (sse4a_extrqi): Likewise.
8445 (sse4a_extrq): Likewise.
8446 (sse3_lddqu): Set prefix_rep.
8447 (sse3_addsubv4sf3): Likewise.
8448 (sse3_haddv4sf3): Likewise.
8449 (sse3_hsubv4sf3): Likewise.
8450 (sse_cvtss2si): Likewise.
8451 (sse_cvtss2si_2): Likewise.
8452 (sse_cvtss2siq): Likewise.
8453 (sse_cvtss2siq_2): Likewise.
8454 (sse_cvttss2si): Likewise.
8455 (sse_cvttss2siq): Likewise.
8456 (sse2_cvttps2dq): Likewise.
8457 (sse3_movshdup): Likewise.
8458 (sse3_movsldup): Likewise.
8459 (sse2_cvtsd2si): Likewise.
8460 (sse2_cvtsd2si_2): Likewise.
8461 (sse2_cvtsd2siq): Likewise.
8462 (sse2_cvtsd2siq_2): Likewise.
8463 (sse2_cvttsd2si): Likewise.
8464 (sse2_cvttsd2siq): Likewise.
8465 (*sse2_cvtpd2dq): Likewise.
8466 (*sse2_cvttpd2dq): Likewise.
8467 (sse2_pshuflw_1): Likewise.
8468 (sse2_pshufhw_1): Likewise.
8469 (sse4a_insertqi): Likewise.
8470 (sse4a_insertq): Likewise.
8471 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8472 (ssse3_phadddv4si3): Likewise.
8473 (ssse3_phaddswv8hi3): Likewise.
8474 (ssse3_phsubwv8hi3): Likewise.
8475 (ssse3_phsubdv4si3): Likewise.
8476 (ssse3_phsubswv8hi3): Likewise.
8477 (ssse3_pmaddubswv8hi3): Likewise.
8478 (ssse3_pmulhrswv8hi3): Likewise.
8479 (ssse3_pshufbv16qi3): Likewise.
8480 (ssse3_psign<mode>3): Likewise.
8481 (ssse3_palignrti): Likewise.
8482 (abs<mode>2): Likewise.
8483 (ssse3_phaddwv4hi3): Set prefix_extra.
8484 (ssse3_phadddv2si3): Likewise.
8485 (ssse3_phaddswv4hi3): Likewise.
8486 (ssse3_phsubwv4hi3): Likewise.
8487 (ssse3_phsubdv2si3): Likewise.
8488 (ssse3_phsubswv4hi3): Likewise.
8489 (ssse3_pmaddubswv4hi3): Likewise.
8490 (ssse3_pmulhrswv4hi3): Likewise.
8491 (ssse3_pshufbv8qi3): Likewise.
8492 (ssse3_psign<mode>3): Likewise.
8493 (ssse3_palignrdi): Likewise.
8494 (abs<mode>2): Likewise.
8495 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8496 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8497 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8499 2007-04-23 Nick Clifton <nickc@redhat.com>
8501 * params.def: Fix formatting of emacs local variables.
8503 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8505 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8506 move if inter-unit move isn't allowed.
8507 Don't split moving the first element of V2DI to DI to inter-unit
8508 move if inter-unit move isn't allowed.
8510 2007-04-23 Richard Guenther <rguenther@suse.de>
8512 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8513 and CDI_POST_DOMINATORS separately.
8515 2007-04-23 Nick Clifton <nickc@redhat.com>
8517 * c.opt (Wformat-contains-nul): Add warning attribute.
8519 2007-04-23 Jan Hubicka <jh@suse.cz>
8521 * function.c (init_function_start): Don't init line number info.
8522 (expand_function_end): Update.
8523 (reset_block_changes, record_block_change, finalize_block_changes,
8524 check_block_change, free_block_changes): Kill.
8525 * function.h (reset_block_changes, record_block_change,
8526 finalize_block_changes, check_block_change, free_block_changes):
8528 (struct function): Remove ib_boundaries_block.
8529 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8530 Use curr_insn_locator to initialize locator.
8531 (emit_line_note): Remove.
8532 * cfgexpand.c (expand_gimple_cond_expr): Update.
8533 (construct_exit_block): Likewise.
8534 (tree_expand_cfg): Initialize/finalize locators.
8535 * expr.c (expand_expr_real): Update.
8536 * cfglayout.c (line_locators_locs, line_locators_lines,
8537 file_locators_locs, file_locators_files): Remove.
8538 (set_block_levels): Move to cfgexpand.c.
8539 (insn_locators_initialize): Remove.
8540 (pass_insn_locators_initialize): Remove.
8541 (locations_locators_locs, locations_locators_vals): New static vars.
8542 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8544 (insn_locators_alloc, insn_locators_finalize,
8545 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8547 (locator_location): New.
8548 (locator_line, locator_file): Rewrite.
8549 * rtl.h (emit_line_note): Kill.
8550 (insn_locators_alloc, insn_locators_finalize,
8551 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8553 * tree-inline.c (initialize_cfun): Do not initialize
8554 ib_boundaries_block.
8555 * passes.c (pass_insn_locators_initialize): Remove.
8557 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8560 * expr.c (reduce_to_bit_field_precision): Handle
8563 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8565 PR tree-optimization/24659
8566 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8567 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8568 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8569 * genopinit.c (optabs): Rename vec_pack_mod_optab
8570 to vec_pack_trunc_optab.
8571 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8572 early for scalar floating point operands for NOP_EXPR.
8573 (vectorizable_type_promotion): Ditto.
8574 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8575 vec_pack_trunc_optab.
8576 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8578 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8579 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8580 Rename from VEC_PACK_MOD_EXPR.
8581 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8582 * expr.c (expand_expr_real_1): Ditto.
8583 * tree-inline.c (estimate_num_insns_1): Ditto.
8584 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8586 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8587 (vec_unpacks_lo_v4sf): Ditto.
8588 (vec_pack_trunc_v2df): Ditto.
8589 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8590 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8591 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8593 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8595 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8597 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8598 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8599 packing of floating point operands.
8600 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8601 represent unpacking of floating point operands.
8602 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8603 [vec_unpacks_hi]: Ditto.
8604 [vec_unpacks_lo]: Ditto.
8606 2007-04-22 Jan Hubicka <jh@suse.cz>
8608 * final.c (rest_of_handle_final): Call
8609 targetm.asm_out.constructor/targetm.asm_out.destructor
8610 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8611 proper priority via decl_*_priority_insert.
8612 * c-common.c (c_expand_body): Likewise.
8614 2007-04-22 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/29789
8617 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8618 (rewrite_reciprocal): New helper split out from
8619 determine_invariantness_stmt.
8620 (rewrite_bittest): Likewise.
8621 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8622 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8625 2007-04-22 Revital Eres <eres@il.ibm.com>
8627 * loop-unroll.c (var_to_expand): New field to support also
8628 insns of the form x = something + x.
8629 (analyze_insn_to_expand_var): Use it.
8630 (expand_var_during_unrolling): Likewise.
8632 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8634 * predict.c: Include pointer-set.h.
8635 (bb_predictions): New variable.
8636 (tree_predicted_by_p, tree_predict_edge,
8637 remove_predictions_associated_with_edge): Use bb_predictions map
8638 instead of bb->predictions.
8639 (clear_bb_predictions, assert_is_empty): New functions.
8640 (combine_predictions_for_bb): Use bb_predictions map. Call
8641 clear_bb_predictions.
8642 (tree_estimate_probability): Create and free bb_predictions map.
8643 * Makefile.in (predict.o): Add pointer-set.h dependency.
8644 * basic-block.h (struct basic_block_def): Remove predictions
8646 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8648 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8651 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8654 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8656 * timevar.c (timevar_print): Change reference of --disable-checking to
8657 --enable-checking=release. Also warn if assert checking is disabled.
8659 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8662 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8663 decl as addressable if the compound literal was marked as
8665 Mark the decl as a gimple register if it is a complex or
8666 vector decl and does not live in memory.
8668 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8670 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8671 (GENERIC_NEXT): New function macro.
8672 (PHI_CHAIN): Use phi_node's new chain variable.
8673 (tree_phi_node): Change tree_common to tree_base
8674 and add the chain field.
8675 * tree-phinodes.c (make_phi_node): Don't set
8676 TREE_TYPE on the new node.
8677 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8678 instead of checking GIMPLE_TUPLE_P in chain_next.
8679 * tree-vect-transform.c
8680 (get_initial_def_for_induction): Look at
8681 PHI_RESULT_TREE for the type of the phi node.
8682 (update_vuses_to_preheader): Use PHI_CHAIN
8683 instead of TREE_CHAIN on the phi node.
8684 * tree-ssa-structalias.c (compute_points_to_sets):
8686 (ipa_pta_execute): Likewise.
8688 2007-04-21 Richard Guenther <rguenther@suse.de>
8691 * fold-const.c (fold_unary): Call fold_convert_const on the
8694 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8696 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8697 (store_killed_in_pat): New.
8699 2007-04-20 Richard Henderson <rth@redhat.com>
8702 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8703 TREE_LIST with a void_type_node value, not void_list_node exactly.
8705 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8707 * doc/standards.texi: Re-arrange into language-specific
8708 subsections. Add a C++ section, documenting which standards we
8711 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8713 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8714 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8716 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8718 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8719 ecrti.o and crtbegin.o.
8720 (LIB_DEFAULT_SPEC): Include -lc.
8721 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8723 2007-04-20 Richard Henderson <rth@redhat.com>
8726 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8727 argument; update all callers.
8728 (get_unaligned_offset): New.
8729 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8730 get_unaligned_address, just pass on the address directly.
8731 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8732 the subreg in the helper patterns.
8733 (unaligned_extendqidi_le): Use get_unaligned_offset.
8734 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8735 (unaligned_extendhidi_be): Likewise.
8736 (unaligned_extendhidi): Tidy.
8737 * config/alpha/alpha-protos.h: Update.
8739 2007-04-20 Richard Henderson <rth@redhat.com>
8741 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8742 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8743 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8744 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8745 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8746 (CPP_SPEC): Don't include %(cpp_subtarget).
8747 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8748 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8749 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8751 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8753 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8754 for __builtin_ia32_cmpordss.
8756 PR tree-optimization/31632
8757 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8758 and arg1 for optimizations of comparison against min/max values.
8759 Fold arg0 to arg1's type for optimizations of comparison against
8760 min+1 and max-1 values.
8762 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8764 * reload.c (combine_reloads): When trying to use a dying register,
8765 check whether it's uninitialized and don't use if so.
8767 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8769 * fold-const.c: Remove prototypes for native_encode_expr and
8770 native_interpret_expr.
8771 (native_encode_expr): Make non-static.
8772 (native_interpret_expr): Likewise.
8773 * tree.h: Add prototypes for the above.
8775 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8777 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8778 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8779 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8780 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8781 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8782 Add length attributes.
8784 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8786 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8789 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8790 __STDC_WANT_DEC_FP__.
8792 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8794 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8795 for long double compatibility.
8796 * configure: Regenerate.
8798 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8800 PR rtl-optimization/29841
8801 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8803 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8804 that may cause control flow transfer from being moved.
8806 2007-04-18 Jan Hubicka <jh@suse.cz>
8808 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8811 2007-04-18 Eric Christopher <echristo@apple.com>
8813 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8814 only. Update operands.
8815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8816 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8817 link register to pic register.
8819 2007-04-18 Dirk Mueller <dmueller@suse.de>
8822 * tree-vrp.c (search_for_addr_array): New.
8823 (check_array_bounds): Suppress warning about
8824 address taken of array refs if its not de-referenced.
8826 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8828 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8829 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8831 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8832 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8833 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8835 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8837 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8839 (vect_analyze_scalar_cycles): Fix indentation.
8840 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8841 (vect_mark_relevant): Include phis in relevance analysis.
8843 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8845 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8847 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8848 output_operand_lossage().
8850 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8852 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8853 the unused code for reduction without adjust-in-epilog to simplify the
8856 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8858 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8859 (S390_TDC_NEGATIVE_ZERO): New constant.
8860 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8861 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8862 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8863 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8864 (S390_TDC_POSITIVE_INFINITY): New constant.
8865 (S390_TDC_NEGATIVE_INFINITY): New constant.
8866 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8867 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8868 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8869 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8870 (S390_TDC_INFINITY): New constant.
8871 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8872 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8873 optimization for UNSPEC_CCZ_TO_INT.
8874 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8875 ("*ccz_to_int"): New insn.
8876 ("isinf<mode>2"): New insn.
8877 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8878 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8879 (UNSPEC_CCZ_TO_INT): New constant.
8881 2007-04-18 Richard Guenther <rguenther@suse.de>
8883 PR tree-optimization/19431
8884 PR tree-optimization/21463
8885 * tree-pass.h (pass_phiprop): Declare.
8886 * passes.c (init_optimization_passes): New phiprop pass.
8887 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8888 (phivn_valid_p): New helper function.
8889 (phiprop_insert_phi): Likewise.
8890 (propagate_with_phi): Likewise.
8891 (tree_ssa_phiprop): New propagator propagating loads
8892 through phi nodes if profitable.
8894 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8896 * tree-vect-analyze.c (process_use): New function.
8897 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8898 Check phis in all bbs.
8899 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8902 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8904 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8907 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8910 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8913 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8915 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8917 (sse_vmmulv4sf3): Likewise.
8918 (sse2_vmaddv2df3): Likewise.
8919 (sse2_vmmulv2df3): Likewise.
8921 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8923 PR rtl-optimization/31360
8924 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8925 (target_reg_cost): New.
8926 (init_set_costs): Initialize target_reg_cost. Add comments
8927 regarding the rationale of the costs.
8928 (global_cost_for_size): Renamed to...
8929 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8930 of register pressure.
8931 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8932 estimate_reg_pressure_cost. Add number of ivs.
8933 (determine_set_costs): Dump target_reg_cost.
8934 * loop-invariant.c (gain_for_invariant): Use
8935 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8936 (best_gain_for_invariant, find_invariants_to_move): Remove
8938 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8939 (target_reg_cost): Declare.
8940 (global_cost_for_size): Declaration removed.
8941 (estimate_reg_pressure_cost): Declare.
8943 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8945 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8946 regnos into even/odd register pairs.
8947 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8948 TDmode similar to the other floating point modes.
8949 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8950 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8952 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8953 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8954 (movdd_hardfloat64): Use TARGET_MFPGPR.
8956 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8958 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8961 2005-01-05 Richard Henderson <rth@redhat.com>
8963 * reload1.c (do_input_reload): Restrict the optimization deleteing
8964 a previous output reload to RELOAD_FOR_INPUT.
8966 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8968 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8969 induc_vec_info_type.
8970 (vectorizable_induction): New function declaration.
8971 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8972 check if already vectorized. Find first place in BB where new stmts
8973 can be inserted. Takes only one argument.
8974 (vectorizable_induction): New function.
8975 (vect_transform_stmt): Add case for induc_vec_info_type to call
8976 vectorizable_induction.
8977 (vect_transform_loop): Consider phis for vectorization.
8978 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8980 (analyze_operations): Call vectorizable_induction when analyzing phis.
8982 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8983 (vect_mark_relevant): Include phis in relevance analysis.
8984 (vect_mark_stmts_to_be_vectorize): Likewise.
8985 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8987 2007-04-16 Lawrence Crowl <crowl@google.com>
8989 * doc/invoke.texi (Debugging Options): Add documentation for the
8990 -femit-struct-debug options -femit-struct-debug-baseonly,
8991 -femit-struct-debug-reduced, and
8992 -femit-struct-debug-detailed[=...].
8994 * c-opts.c (c_common_handle_option): Add
8995 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8996 and OPT_femit_struct_debug_detailed_.
8997 * c.opt: Add specifications for
8998 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8999 and -femit-struct-debug-detailed[=...].
9000 * opts.c (set_struct_debug_option): Parse the
9001 -femit-struct-debug-... options.
9002 * opts.c (matches_main_base, main_input_basename,
9003 main_input_baselength, base_of_path, matches_main_base): Add
9004 variables and functions to compare header base name to compilation
9006 * opts.c (should_emit_struct_debug): Add to determine to emit a
9007 structure based on the option.
9008 (dump_struct_debug) Also disabled function to debug this
9010 * opts.c (handle_options): Save the base name of the
9013 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
9014 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
9015 This hook indicates if a type is generic. Set it by default
9017 * langhooks.h (struct lang_hooks_for_types): Add a new hook
9018 to determine if a struct type is generic or not.
9019 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
9020 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
9021 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
9024 * flags.h (enum debug_info_usage): Add an enumeration to describe
9025 a program's use of a structure type.
9026 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
9027 to indicate the program's usage of the type. Filter structs based
9028 on the -femit-struct-debug-... specification.
9029 (gen_type_die): Split into two routines, gen_type_die and
9030 gen_type_die_with_usage. gen_type_die is now a wrapper
9031 that assumes direct usage.
9032 (gen_type_die_with_usage): Replace calls to gen_type_die
9033 with gen_type_die_with_usage adding the program usage of
9034 the referenced type.
9035 (dwarf2out_imported_module_or_decl): Suppress struct debug
9036 information using should_emit_struct_debug when appropriate.
9038 2007-04-16 Ian Lance Taylor <iant@google.com>
9040 PR tree-optimization/31522
9041 * tree-vrp.c (vr_phi_edge_counts): New static variable.
9042 (vrp_initialize): Allocate vr_phi_edge_counts.
9043 (vrp_visit_phi_node): Don't push to infinity if we saw a new
9044 executable edge. Drop test for all constants.
9045 (vrp_finalize): Free vrp_phi_edge_counts.
9047 * doc/cpp.texi (Common Predefined Macros): Clarify description of
9048 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9050 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
9051 predecessors at head rather than tail.
9053 2007-04-16 Matthias Klose <doko@debian.org>
9055 * config/alpha/linux.h (CPP_SPEC): Define.
9056 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
9058 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
9060 * function.h: Remove sequence_stack extern declaration.
9062 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9064 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
9066 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
9069 2007-04-16 Anatoly Sokolov <aesok@post.ru>
9071 * config/avr/avr.c (avr_arch_types): Rearranging array.
9072 (enum avr_arch): Add.
9073 (avr_mcu_types): Use avr_arch enumeration constants instead of
9075 * config/avr/avr.h (LINK_SPEC): Simplify.
9077 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
9079 * config/m68k/m68k.c (m68k_libcall_value,
9080 m68k_function_value): Use macros for register names more.
9082 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
9084 (M68K_REGNAME): Use A6_REG.
9085 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
9087 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9090 * sched-int.h (struct deps): Split field 'pending_lists_length' into
9091 'pending_read_list_length' and 'pending_write_list_length'. Update
9093 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
9094 to handle two length counters instead of one. Update all uses.
9095 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
9096 two length counters instead of one.
9097 * sched-rgn.c (propagate_deps): Update to handle two length counters
9100 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
9103 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
9104 copy of source, pass it to ix86_expand_vector_set and return
9107 2007-04-16 David Ung <davidu@mips.com>
9108 Joseph Myers <joseph@codesourcery.com>
9110 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
9111 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
9112 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9113 Add 74K processor information.
9114 * config/mips/mips.md: Include 74k.md.
9115 (cpu): Add 74kc,74kf,74kx.
9116 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
9117 * config/mips/74k.md: New.
9118 * doc/invoke.texi (MIPS Options): Document 74K support.
9120 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
9122 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
9123 vectorizable_* functions.
9124 * tree-vect-transform.c (vectorizable_call): Add check for
9125 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
9126 (vectorizable_store): likewise.
9127 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
9129 (vectorizable_operation, vectorizable_type_demotion): Likewise.
9130 (vectorizable_type_promotion, vectorizable_load): Likewise.
9131 (vectorizable_live_operation, vectorizable_condition): Likewise.
9132 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
9134 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
9136 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9138 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
9139 register numbers more.
9140 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
9141 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
9142 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
9143 FUNCTION_VALUE_REGNO_P): Likewise.
9144 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
9145 STATIC_CHAIN_REGNUM): Likewise.
9146 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
9147 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
9148 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
9149 * config/m68k/m68k.md (FP_REG): New.
9151 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9153 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
9156 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
9158 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
9159 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
9162 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9164 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
9167 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9170 * c-decl.c (finish_decl): Grab the type of the decl after the call
9171 to store_init_value.
9173 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9175 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9177 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9180 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9181 dominators, post dominators and cleanup cfg before returning.
9183 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9185 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9186 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9188 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9190 * config.gcc: Recognize fido.
9191 * config/m68k/m68k-devices.def (fidoa): New.
9192 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9194 (FL_FIDOA, TARGET_FIDOA): New.
9195 * config/m68k/m68k.opt (mfidoa): New.
9197 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9200 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9201 when a personality function is used.
9203 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9205 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9207 2007-04-13 Mike Stump <mrs@apple.com>
9209 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9211 * config/darwin.opt (fapple-kext): Make C++ only.
9212 * config/darwin.c (darwin_override_options): Remove code to ensure
9213 -fapple-kext is given for C++ only.
9215 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9217 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9218 * config/mips/mips.c (override_options): Call
9219 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9221 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9223 * config/i386/i386.opt (msvr3-shlib): Removed.
9225 * doc/invoke.texi: Remove -msvr3-shlib.
9227 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9229 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9230 with "popcnt" instruction.
9232 2007-04-13 Richard Guenther <rguenther@suse.de>
9234 PR tree-optimization/21258
9235 * tree-vrp.c (compare_case_labels): New helper.
9236 (find_switch_asserts): New function.
9237 (find_assert_locations): Call it for SWITCH_EXPRs.
9239 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9241 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9242 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9243 check is now implied in X87_FLOAT_MODE_P.
9244 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9245 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9246 (fix_trunc<mode>_i386_fisttp): Ditto.
9247 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9248 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9249 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9250 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9251 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9252 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9253 (unnamed_splitters): Ditto.
9254 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9255 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9256 FIRST_SSE_REG for local functions when SSE math is enabled or
9257 for functions with sseregparm attribute.
9258 (standard_80387_constant_p): Return -1 if mode is not
9260 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9261 (ix86_expand_compare): Ditto.
9262 (ix86_expand_carry_flag_compare): Ditto.
9263 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9264 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9265 DECIMAL_FLOAT_MODE_P.
9266 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9267 of SCALAR_FLOAT_MODE_P.
9268 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9269 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9270 checks before FLOAT_MODE_P.
9271 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9272 before FLOAT_MODE_P.
9277 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9279 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9280 Charles Wilson <libtool@cwilson.fastmail.fm>
9282 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9283 (libgcc.mvars): Don't depend on them.
9284 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9285 * exec-tool.in: New.
9287 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9289 * doc/invoke.text (--help): Document --help=common.
9291 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9293 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9295 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9297 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9298 * genemit.c (main): Emit #include "integrate.h".
9299 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9300 (LOADGP_RTP): New mips_loadgp_style.
9301 * config/mips/mips.h: Include config/vxworks-dummy.h.
9302 (TARGET_RTP_PIC): New macro.
9303 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9304 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9305 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9307 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9308 -mvxworks-pic when using -mrtp and a PIC option.
9309 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9311 (mips_symbolic_constant_p, mips_symbolic_address_p)
9312 (mips_symbol_insns): Handle SYMBOL_HALF.
9313 (override_options): Warn about -G and -mrtp being used together.
9314 Initialize mips_lo_relocs[SYMBOL_HALF].
9315 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9316 (mips_emit_loadgp): Handle LOADGP_RTP.
9317 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9318 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9319 (tablejump): Handle function-relative case table entries if
9321 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9323 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9325 * config/mips/mips.md (load_call<mode>): Allow any general register.
9327 (sibcall_value_internal, sibcall_value_multiple_internal)
9328 (call_value_internal, call_value_split, call_value_multiple_internal)
9329 (call_value_multiple_split): Remove constraints from operand 0.
9331 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9333 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9334 rather than loadgp_noshared.
9335 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9336 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9338 * config/mips/mips.md (loadgp): Rename to...
9339 (loadgp_newabi): ...this.
9340 (loadgp_noshared): Rename to...
9341 (loadgp_absolute): ...this.
9343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9345 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9346 false for locally-binding symbols.
9347 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9349 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9351 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9352 (SYMBOL_GOT_PAGE_OFST): ...this.
9353 (SYMBOL_GOT_GLOBAL): Rename to...
9354 (SYMBOL_GOT_DISP): ...this.
9355 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9356 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9357 * config/mips/mips.c (mips_global_symbol_p): New function.
9358 (mips_symbol_binds_local_p): Likewise.
9359 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9360 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9361 mips_global_symbol_p and mips_symbol_binds_local_p.
9362 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9363 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9364 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9366 (mips_ok_for_lazy_binding_p): New function.
9367 (mips_load_call_address, mips_expand_call): Use it.
9368 (mips_dangerous_for_la25_p): Likewise.
9369 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9370 (*got_disp<mode>): Use got_disp_operand instead of
9371 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9372 SYMBOL_GOTOFF_GLOBAL.
9373 (*got_page<mode>): Use got_page_ofst_operand instead of
9375 * config/mips/predicates.md (const_call_insn_operand): Use
9376 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9377 (global_got_operand): Rename to...
9378 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9380 (local_got_operand): Rename to...
9381 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9382 of SYMBOL_GOT_LOCAL.
9384 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9386 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9387 TARGET_CALL_CLOBBERED_GP.
9388 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9389 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9390 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9391 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9392 of TARGET_ABICALLS && !TARGET_NEWABI.
9393 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9394 * config/mips/mips.c (mips_load_call_address): Check
9395 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9396 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9397 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9398 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9399 TARGET_ABICALLS && TARGET_NEWABI.
9400 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9402 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9403 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9404 TARGET_ABICALLS && TARGET_NEWABI.
9405 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9406 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9407 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9408 whether indirect calls must use $25.
9409 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9411 * config/mips/mips.md (jal_macro): Check flag_pic and
9412 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9413 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9414 instead of TARGET_ABICALLS.
9415 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9416 TARGET_ABICALLS && TARGET_OLDABI.
9417 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9418 (sibcall): In the comment above the define_insn, mention
9419 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9420 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9421 instead of TARGET_ABICALLS.
9423 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9425 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9426 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9427 (MACFLAGS_MATCH_P): New macro.
9428 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9429 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9430 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9431 the other MACFLAG constants.
9432 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9433 (flag_machi): Tighten constraints. Renumber some of the operands.
9434 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9436 (flag_machi_parts_acconly): New pattern.
9437 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9439 (flag_macinit1hi): Tighten constraints.
9440 (flag_mul_macv2hi_parts_acconly): New pattern.
9442 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9443 Use a more efficient implementation.
9444 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9445 inline sequences when not optimizing for size.
9447 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9448 movhi_high2low): Delete, merge functionality into...
9449 (packv2hi): ... this pattern.
9451 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9452 * config/bfin/bfin.opt (msim): New option.
9453 (mcpu=): New option.
9454 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9455 (bfin_cpu_t): Typedef of enum bfin_cpu.
9456 (bfin_cpu_type): New declaration.
9457 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9458 -msim and -mcpu= options.
9459 (LIB_SPEC): Likewise.
9460 * config/bfin/bfin.c (bfin_cpu_type): Define.
9461 (bfin_handle_option): Handle -mcpu= option.
9462 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9463 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9464 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9466 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9468 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9469 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9470 (powerpc-wrs-vxworksae): Use ${tm_file}.
9471 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9472 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9473 * config/i386/vx-common.h: New file.
9475 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9477 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9480 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9482 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9485 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9489 * c-common.c (c_build_qualified_type): Set canonical type
9492 2007-04-12 Richard Guenther <rguenther@suse.de>
9494 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9495 lower bound and element size if lower bound is not zero
9496 or either of the ARRAY_REF operands is set.
9498 2007-04-12 Richard Guenther <rguenther@suse.de>
9500 PR tree-optimization/24689
9501 PR tree-optimization/31307
9502 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9504 * gimplify.c (canonicalize_addr_expr): To be consistent with
9505 gimplify_compound_lval only set operands two and three of
9506 ARRAY_REFs if they are not gimple_min_invariant. This makes
9507 it never at this place.
9508 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9510 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9512 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9513 null before emitting a .nsubspa directive.
9515 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9517 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9518 need_to_partition_p if there are no memory statements in the
9521 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9523 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9524 (gcd_of_steps_may_divide_p): New function.
9525 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9527 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9529 * reload.c (find_reloads_toplev, find_reloads_address,
9530 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9531 not a pointer equality test, to decide if we need to call
9532 push_reg_equiv_alt_mem.
9534 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9536 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9537 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9539 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9541 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9543 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9544 vector to be positive.
9546 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9550 * doc/invoke.texi: Document --params max-aliased-vops and
9552 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9553 debug_memory_partitions): Move to tree-flow.h
9554 * params.h (AVG_ALIASED_VOPS): Define.
9555 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9557 (mp_info_t): Likewise.
9558 (get_mem_sym_stats_for): New.
9559 (set_memory_partition): Move from tree-flow-inline.h.
9560 (mark_non_addressable): Only clear the set of symbols for the
9561 partition if it exists.
9562 (dump_memory_partitions): Move from tree-ssa-operands.c
9563 (debug_memory_partitions): Likewise.
9564 (need_to_partition_p): New.
9565 (dump_mem_ref_stats): New.
9566 (debug_mem_ref_stats): New.
9567 (dump_mem_sym_stats): New.
9568 (debug_mem_sym_stats): New.
9569 (update_mem_sym_stats_from_stmt): New.
9570 (compare_mp_info_entries): New.
9571 (mp_info_cmp): Call it.
9572 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9574 (get_mpt_for): Move from tree-ssa-operands.c.
9575 (find_partition_for): New.
9576 (create_partition_for): Remove.
9577 (estimate_vop_reduction): New.
9578 (update_reference_counts): New.
9579 (build_mp_info): New.
9580 (compute_memory_partitions): Refactor.
9581 Document new heuristic.
9582 Call build_mp_info, update_reference_counts,
9583 find_partition_for and estimate_vop_reduction.
9584 (compute_may_aliases): Populate virtual operands before
9585 calling debugging dumps.
9586 (delete_mem_sym_stats): New.
9587 (delete_mem_ref_stats): New.
9588 (init_mem_ref_stats): New.
9589 (init_alias_info): Call it.
9590 (maybe_create_global_var): Remove alias_info argument.
9591 Get number of call sites and number of pure/const call sites
9592 from gimple_mem_ref_stats().
9593 (dump_alias_info): Call dump_memory_partitions first.
9594 (dump_points_to_info_for): Show how many times a pointer has
9596 * opts.c (decode_options): For -O2 set --param
9597 max-aliased-vops to 500.
9598 For -O3 set --param max-aliased-vops to 1000 and --param
9599 avg-aliased-vops to 3.
9600 * fortran/options.c (gfc_init_options): Remove assignment to
9602 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9603 * tree-dfa.c (dump_variable): Dump memory reference
9605 Dump NO_ALIAS* settings.
9606 (referenced_var_lookup): Tidy.
9607 (mem_sym_stats): New.
9608 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9609 and ORIG are different SSA names for a memory partition.
9610 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9611 * tree-flow.h (struct mem_sym_stats_d): Define.
9612 (mem_sym_stats_t): Define.
9613 (struct mem_ref_stats_d): Define.
9614 (struct gimple_df): Add field mem_ref_stats.
9615 (enum noalias_state): Define.
9616 (struct var_ann_d): Add bitfield noalias_state.
9617 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9618 debug_mem_ref_stats, debug_memory_partitions,
9619 debug_mem_sym_stats): Declare.
9620 * tree-ssa-structalias.c (update_alias_info): Update call
9621 sites, pure/const call sites and asm sites in structure
9622 returned by gimple_mem_ref_stats.
9623 Remove local variable IS_POTENTIAL_DEREF.
9624 Increase NUM_DEREFS if the memory expression is a potential
9626 Call update_mem_sym_stats_from_stmt.
9627 If the memory references memory, call
9628 update_mem_sym_stats_from_stmt for all the direct memory
9629 symbol references found.
9630 (intra_create_variable_infos): Set noalias_state field for
9631 pointer arguments according to the value of
9632 flag_argument_noalias.
9633 * tree-ssa-structalias.h (struct alias_info): Remove fields
9634 num_calls_found and num_pure_const_calls_found.
9635 (update_mem_sym_stats_from_stmt): Declare.
9636 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9637 Set default value to 100.
9638 (PARAM_AVG_ALIASED_VOPS): Define.
9640 2007-04-11 Richard Guenther <rguenther@suse.de>
9643 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9644 a * -b + c as c - a * b if we honor sign dependent rounding.
9646 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9648 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9650 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9651 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9653 (initialize_trampoline): Don't use old-style function definition.
9654 (bfin_secondary_reload): Mark IN_P argument as unused.
9656 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9658 PR tree-optimization/31343
9659 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9660 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9661 * testsuite/gcc.dg/vect/pr31343.c: New.
9663 2007-04-10 Eric Christopher <echristo@apple.com>
9665 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9666 * config/i386/i386.md (*cmpfp0): Use.
9667 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9668 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9669 (fix_trunc<mode>_i386_fisttp): Ditto.
9670 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9671 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9672 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9673 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9674 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9675 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9676 (unnamed_splitters): Ditto.
9677 * config/i386/i386.c (output_fix_trunc): Assert that
9678 we're not being passed a TFmode operand.
9680 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9682 PR tree-optimization/31526
9683 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9684 n_basic_blocks to find newly added blocks.
9686 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9688 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9690 (fix_trunc<mode>si_sse): Ditto.
9691 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9692 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9693 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9694 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9695 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9696 expander using SSEMODEF mode macro.
9697 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9698 expander using SSEMODEF mode macro.
9699 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9700 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9701 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9702 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9703 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9704 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9705 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9706 Macroize insn using X87MODEF mode macro.
9708 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9710 * config/i386/sse.md (sse2_pinsrw): Removed.
9711 (sse2_pextrw): Renamed to ...
9712 (*sse2_pextrw): This.
9714 2007-04-09 Jan Hubicka <jh@suse.cz>
9717 * config/i386/sse.md
9718 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9719 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9720 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9721 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9723 2007-04-09 Jan Hubicka <jh@suse.cz>
9725 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9726 multiple fields of union.
9728 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9730 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9731 (create_preheaders): Check that loops are available.
9732 (fix_loop_structure): Clean up, improve comments.
9733 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9734 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9736 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9737 * predict.c (tree_estimate_probability): Do not call
9738 calculate_dominance_info. Call create_preheaders.
9739 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9740 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9742 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9743 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9744 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9745 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9748 2007-04-08 Jan Hubicka <jh@suse.cz>
9750 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9751 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9752 * fold-const.c (fold_unary): Use it.
9754 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9756 * varasm.c (assemble_variable): Remove call to
9757 lang_hooks.decls.prepare_assemble_variable.
9758 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9759 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9760 * langhooks.h (lang_hooks_for_decls): Remove
9761 prepare_assemble_variable.
9763 2007-04-08 Mike Stump <mrs@apple.com>
9765 * config/i386/i386.c: Use inc/dec on Core2.
9767 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9769 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9770 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9771 lhd_tree_inlining_end_inlining): Remove.
9772 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9773 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9775 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9776 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9777 lhd_tree_inlining_end_inlining): Remove prototypes.
9778 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9779 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9780 LANG_HOOKS_TREE_INLINING_START_INLINING,
9781 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9783 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9786 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9789 * config/avr/predicates.md (io_address_operand): Delete predicate.
9790 (low_io_address_operand): Don't use 'mode' argument.
9791 (higth_io_address_operand): Rename ...
9792 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9793 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9796 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9798 Revert change removing staticp.
9800 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9803 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9806 2007-04-07 Bruce Korb <bkorb@gnu.org>
9808 * c.opt: Add -Wformat-contains-nul.
9809 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9811 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9812 the NUL byte warning.
9814 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9816 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9818 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9820 * tree.c (staticp): No longer use staticp langhook.
9821 * langhooks.c (lhd_staticp): Removed.
9822 * langhooks.h (struct lang_hooks): Remove staticp.
9823 * c-common.c (c_staticp): Remove.
9824 * c-common.h (c_staticp): Ditto.
9825 * langhooks-defs.h (lhd_staticp): Ditto.
9826 (LHD_HOOKS_STATICP): Ditto
9827 * tree.h (gcc_assert_lowered): New macro.
9829 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9831 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9832 argument "reliable".
9833 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9834 Add argument "reliable". Propagate it through calls.
9835 (infer_loop_bounds_from_undefined): Derive number of iterations
9836 estimates from references in blocks that do not dominate loop latch.
9837 (gcov_type_to_double_int): New function.
9838 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9839 and expected_loop_iterations_unbounded.
9840 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9841 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9842 * tree-data-ref.c (estimated_loop_iterations): Export.
9843 (get_references_in_stmt): Fix -- do not return addresses of local
9845 * cfgloop.h (expected_loop_iterations_unbounded,
9846 estimated_loop_iterations): Declare.
9848 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9850 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9852 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9854 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9855 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9856 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9857 Use output_387_reg_move().
9858 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9859 expander using X87MODEF12 mode macro.
9860 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9861 choosing register preferences. Use output_387_reg_move().
9862 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9863 instead of "x". Use output_387_reg_move().
9864 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9865 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9866 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9867 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9868 Use output_387_reg_move().
9869 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9871 (*truncxf?f_i387 splitter): Ditto.
9873 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9875 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9876 LANG_HOOKS_SAFE_FROM_P.
9877 * expr.c (safe_from_p): Remove langhook call.
9878 * langhooks.h (lang_hooks): Remove safe_from_p.
9879 (lhd_safe_from_p): Remove prototype.
9880 * langhooks.c (lhd_safe_from_p): Remove.
9882 2007-04-06 Jan Hubicka <jh@suse.cz>
9884 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9887 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9890 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9891 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9892 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9894 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9895 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9897 2007-04-05 Richard Henderson <rth@redhat.com>
9899 * config/alpha/alpha.c (print_operand) [+]: Remove.
9900 (alpha_end_function): Print nop if call at end of function.
9901 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9902 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9903 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9904 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9905 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9906 the call pattern. Update peepholes to match.
9908 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9910 * doc/extend.texi (Other Builtins): Add decimal float variants
9912 * builtins.def: Ditto.
9913 * builtins.c (expand_builtin): Ditto.
9915 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9916 H.J. Lu <hongjiu.lu@intel.com>
9919 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9920 of V8HImode when calling ix86_binary_operator_ok.
9921 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9922 (sdot_prodv8hi): Operands 1 and 2 must be register.
9924 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9926 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9927 initialize align to silence bogus warning.
9929 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9932 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9934 (struct sra_walk_fns): Remove use_all parameter from use.
9935 (sra_hash_tree): Handle BIT_FIELD_REFs.
9936 (sra_elt_hash): Don't hash bitfld blocks.
9937 (sra_elt_eq): Skip them in parent compares as well. Handle
9939 (sra_walk_expr): Don't maintain or pass down use_all_p.
9940 (scan_use): Remove use_all parameter.
9941 (scalarize_use): Likewise. Re-expand assignment to
9942 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9943 output, and re-scalarize after output. Don't mark anything
9945 (scalarize_ldst): Adjust.
9946 (scalarize_walk_gimple_modify_statement): Likewise.
9947 (build_element_name_1): Handle BIT_FIELD_REFs.
9948 (instantiate_element): Don't warn for any element whose parent
9950 (instantiate_missing_elements_1): Return the sra_elt.
9951 (canon_type_for_field): New.
9952 (try_instantiate_multiple_fields): New.
9953 (instantiate_missing_elemnts): Use them.
9954 (mark_no_warning): Removed.
9955 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9956 (REPLDUP, sra_build_elt_assignment): New.
9957 (generate_copy_inout): Use them.
9958 (generate_element_copy): Likewise. Handle bitfld differences.
9959 (generate_element_zero): Don't recurse for blocks. Use
9960 sra_build_elt_assignment.
9961 (generate_one_element_int): Take elt instead of var. Use
9962 sra_build_elt_assignment.
9963 (generate_element_init_1): Adjust.
9964 (scalarize_use, scalarize_copy): Use REPLDUP.
9965 (scalarize_ldst): Move assert before dereference.
9966 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9968 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9970 * regmove.c: Fix unused variable warnings due to previous commit.
9972 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9974 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9975 (regmove_bb_head): Remove.
9976 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9977 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9978 problems with fixup_match_1.
9979 Don't initialize/free regmove_bb_head.
9981 (reg_is_remote_constant_p): If an insn is in the same basic block
9982 but not before INSN, consider it remote, too.
9984 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9987 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9988 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9990 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9992 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9993 (CONDITIONAL_REGISTER_USAGE): Likewise.
9995 2007-04-04 Richard Henderson <rth@redhat.com>
9997 * config/alpha/lib1funcs.asm: Remove unused file.
9999 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10002 * opts.c (print_specific_help): Fix --help=<language>
10004 (common_handle_option): Support --help=common.
10006 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10009 * gcc.c (main): Do not run the linker if
10010 print_subprocess_help indicates that it shouldn't be
10013 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
10016 * doc/invoke.texi (--help=): Document <languages> value, fix
10017 formatting in tables of values.
10019 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
10021 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
10022 dllimport attribute of virtual methods.
10024 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
10026 * config/score/crti.asm: Change _bss_start to __bss_start.
10027 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
10028 (OUTGOING_REG_PARM_STACK_SPACE) update.
10029 * config/score/score.opt: add options to make backend support
10030 score5, score5u, score7 and score7d.
10031 * config/score/score.md: Likewise.
10032 * config/score/misc.md: Likewise.
10033 * config/score/mac.md: Likewise.
10034 * doc/invoke.texi: Likewise.
10035 * doc/md.texi: update constraints define.
10037 2007-04-03 Richard Henderson <rth@redhat.com>
10039 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
10040 an appropriate type, use the mode instead.
10042 2007-04-03 Richard Sandiford <richard@codesourcery.com>
10044 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
10045 Set the default --with-arch setting to mips2.
10046 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
10047 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
10048 (MULTILIB_OSDIRNAMES): Delete.
10049 (MULTILIB_DIRNAMES): Define.
10050 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
10051 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
10052 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
10053 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
10054 VXWORKS_OS_CPP_BUILTINS.
10055 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
10056 (MIPS_DEBUGGING_INFO): Undefine.
10057 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
10059 2007-04-03 Jakub Jelinek <jakub@redhat.com>
10061 PR middle-end/30704
10062 * fold-const.c (native_encode_real): Encode real.c provided longs
10063 as a series of 32-bit native integers.
10064 (native_interpret_real): Interpret buffer as a series of 32-bit
10067 2007-04-03 Richard Guenther <rguenther@suse.de>
10069 * genpreds.c (write_insn_constraint_len): Write function
10070 optimized for CONSTRAINT_LEN implementation.
10071 (write_tm_preds_h): Output insn_constraint_len inline and
10072 use it for CONSTRAINT_LEN.
10073 (write_insn_preds_c): Don't output insn_constraint_len.
10074 * doc/md.texi (define_register_constraint): Document multi-letter
10075 constraints shall have the same length if they start with the same
10078 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/i386.md (isinf<mode>2): Expand only when
10082 TARGET_C99_FUNCTIONS is set.
10084 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
10086 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
10087 (x86_64-*-linux*): Ditto.
10088 * config/i386/i386.opt (mpc): New option.
10089 * config/i386/i386.c (overrride_options): Handle
10090 ix87_precision_string.
10091 * config/i386/crtprec.c: New file.
10092 * config/i386/t-crtpc: Ditto.
10093 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
10094 and -mpc80 options.
10095 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
10096 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
10097 crtprec32.o, crtprec64.o and crtprec80.o.
10099 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
10100 and -mpc80 options.
10101 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
10103 2007-04-02 Eric Christopher <echristo@apple.com>
10105 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
10106 limitations on darwin.
10108 2007-04-02 Anatoly Sokolov <aesok@post.ru>
10111 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
10113 2007-04-02 Dave Korn <dave.korn@artimi.com>
10115 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
10117 2007-04-02 Dave Korn <dave.korn@artimi.com>
10119 * libgcc2.h (exception_descriptor): Don't forward-declare.
10120 (__get_eh_table_language, __get_eh_table_version): Delete
10121 prototypes of long-dead functions.
10123 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
10125 * ebitmap.h: New file
10126 * ebitmap.c: New file
10127 * Makefile.in (ebitmap.o): New target.
10129 2007-04-01 Jan Hubicka <jh@suse.cz>
10131 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
10132 before very first instruction.
10134 2007-04-01 Jan Hubicka <jh@suse.cz>
10136 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
10137 waring on 64bit hosts.
10138 * bitmap.h: Fix typo in bitmap_head_def.
10140 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
10142 PR rtl-optimization/31391
10143 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
10144 into a DELETED_LABEL note, and the label is in an empty basic
10145 block, update BB_END as well as BB_HEAD.
10147 2007-04-01 Richard Henderson <rth@redhat.com>
10149 PR tree-optimization/31169
10150 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
10151 to varying if the range is outside [0, prec-1].
10153 2007-04-01 Richard Sandiford <richard@codesourcery.com>
10156 * config/mips/mips.md (load_const_gp): New insn.
10157 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
10158 the MIPS16 GP pseudo register if no_new_pseudos.
10159 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
10161 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
10164 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
10166 (call_value): Likewise.
10168 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
10169 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10172 * doc/invoke.texi: (optimization options): Reword description
10173 of -ffast-math. Document its primary purpose.
10175 2007-03-31 Richard Guenther <rguenther@suse.de>
10177 * omp-low.c (splay-tree.h): Include.
10178 (lookup_decl): Replace splay-tree usage by pointer-map.
10179 (maybe_lookup_decl): Likewise.
10180 (new_omp_context): Likewise.
10181 (delete_omp_context): Likewise.
10182 * gimplify.c (splay-tree.h): Include.
10183 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10185 (remap_ssa_name): Likewise.
10186 (remap_decl): Likewise.
10187 (remap_type_1): Likewise.
10188 (remap_type): Likewise.
10189 (copy_body_r): Likewise.
10190 (expand_call_inline): Likewise.
10191 (clone_body): Likewise.
10192 (copy_tree_r): Likewise.
10193 (remap_save_expr): Likewise.
10194 (unsave_r): Likewise.
10195 (unsave_expr_now): Likewise.
10196 (tree_function_versioning): Likewise.
10197 (build_duplicate_type): Likewise.
10198 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10199 (struct copy_body_data): Replace splay-tree by pointer-map.
10200 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10201 not $(SPLAY_TREE_H).
10202 (gimplify.o): Depend on $(SPLAY_TREE_H).
10203 (omp-low.p): Likewise.
10205 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10207 * config/avr/predicates.md (even_register_operand,
10208 odd_register_operand): New predicates.
10209 * config/avr/avr.md (movw peephole2): New.
10210 (movw_r peephole2): New.
10212 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10214 * tree.h (get_signed_or_unsigned_type): New.
10215 * fold-const.c (operand_equal_for_comparison_p): Use
10216 get_signed_or_unsigned_type instead of
10217 lang_hooks.types.signed_or_unsigned_type.
10218 * expr.c (store_expr): Ditto.
10219 * langhooks.c (get_signed_or_unsigned_type): New.
10220 (lhd_signed_or_unsigned_type): New.
10221 * langhooks.h (lhd_signed_or_unsigned_type): New.
10222 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10224 2007-03-30 Richard Henderson <rth@redhat.com>
10226 * tree-ssa-loop-ivopts.c: Include target.h.
10227 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10228 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10229 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10230 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10232 2007-03-30 Richard Henderson <rth@redhat.com>
10233 Kai Tietz <kai.tietz@onevision.com>
10235 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10236 default for 64-bit.
10237 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10238 (TARGET_64BIT_MS_ABI): New.
10239 (DBX_REGISTER_NUMBER): Handle 64-bit.
10240 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10241 (LONG_TYPE_SIZE): Force to 32.
10242 (REG_PARM_STACK_SPACE): New.
10243 (OUTGOING_REG_PARM_STACK_SPACE): New.
10244 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10245 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10246 (STACK_BOUNDARY): Use 128 for 64-bit.
10247 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10248 Add 64-bit implementation.
10249 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10251 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10252 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10253 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10254 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10255 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10256 TARGET_64BIT_MS_ABI.
10257 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10258 (ix86_pass_by_reference): Likewise.
10259 (ix86_function_value_regno_p): Likewise.
10260 (ix86_build_builtin_va_list): Likewise.
10261 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10262 (function_arg_advance_ms_64): New.
10263 (function_arg_advance): Call it.
10264 (function_arg_ms_64): New.
10265 (function_arg): Call it.
10266 (function_value_ms_64): New.
10267 (ix86_function_value_1): Call it.
10268 (return_in_memory_ms_64): New.
10269 (ix86_return_in_memory): Call it.
10270 (setup_incoming_varargs_ms_64): New.
10271 (ix86_setup_incoming_varargs): Call it.
10272 (ix86_expand_prologue): Handle 64-bit stack probing.
10273 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10274 (output_pic_addr_const): Likewise.
10275 (x86_this_parameter): Likewise.
10276 (x86_output_mi_thunk): Likewise.
10277 (x86_function_profiler): Likewise.
10278 (TARGET_STRICT_ARGUMENT_NAMING): New.
10279 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10280 (TARGET_64BIT_MS_ABI): New.
10281 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10282 * config/i386/i386.md (allocate_stack_worker): Remove.
10283 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10284 describe the clobber of eax without a match_scratch.
10285 (allocate_stack_worker_postreload): Remove.
10286 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10287 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10288 (allocate_stack_worker_rex64_postreload): Remove.
10289 (allocate_stack): Handle 64-bit.
10290 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10291 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10292 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10293 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10294 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10295 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10296 * config.build (x86_64-*-mingw*): New host.
10297 * config.host (x86_64-*-mingw*): New host.
10298 * config.gcc (x86_64-*-mingw*): New target.
10299 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10301 2007-03-30 Richard Henderson <rth@redhat.com>
10302 Kai Tietz <kai.tietz@onevision.com>
10304 * c-pragma.c (struct def_pragma_macro_value): New.
10305 (struct def_pragma_macro): New.
10306 (pushed_macro_table): New.
10307 (dpm_hash, dpm_eq): New.
10308 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10309 (init_pragma): Install them.
10310 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10312 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10314 * config/avr/avr.c (avr_override_options): Clear
10315 'flag_delete_null_pointer_checks'.
10317 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10320 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10321 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10322 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10323 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10324 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10325 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10326 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10328 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10330 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10332 * regmove.c: Move all of pass_stack_adjustments from here...
10333 * combine-stack-adj.c: ...to this new file.
10334 * Makefile.in: Add rules for combine-stack-adj.o.
10336 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10338 PR tree-optimization/31383
10339 * tree-data-ref.c (affine_function_equal_p): Do not require the
10340 vectors to have the same length.
10342 2007-03-30 Jan Hubicka <jh@suse.cz>
10344 PR middle-end/30700
10345 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10346 availablility; add more sanity checking; ask varpool only about
10349 2007-03-29 Richard Henderson <rth@redhat.com>
10351 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10352 to decide, but __SIZEOF_LONG_LONG__.
10354 2007-03-29 Richard Henderson <rth@redhat.com>
10356 * emutls.c (struct __emutls_array): New.
10357 (emutls_destroy): Use it instead of casting element 0 from void*.
10358 (__emutls_get_address): Likewise.
10360 2007-03-29 Richard Henderson <rth@redhat.com>
10362 * varasm.c (initializer_constant_valid_p): Don't deny
10363 DECL_DLLIMPORT_P on functions.
10365 * config/i386/cygming.h: Remove function declarations.
10366 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10367 (ASM_OUTPUT_LABELREF): Remove.
10368 (COMMON_ASM_OP): Remove.
10369 (ASM_OUTPUT_COMMON): Remove.
10370 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10371 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10372 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10373 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10374 Rename from TARGET_ENCODE_SECTION_INFO.
10375 * config/i386/netware.h: Likewise.
10376 * config/i386/i386-protos.h: Update.
10377 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10378 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10379 (legitimate_constant_p): Reject dllimports.
10380 (dllimport_map, get_dllimport_decl): New.
10381 (legitimize_dllimport_symbol): New.
10382 (legitimize_address, ix86_expand_move): Use it.
10383 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10384 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10385 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10386 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10387 * config/i386/predicates.md (constant_call_address_operand): Only
10388 accept symbols; reject dllimport_p symbols.
10389 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10390 i386_pe_maybe_record_exported_symbol.
10391 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10392 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10393 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10394 trust the setting of DECL_DLLIMPORT_P.
10395 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10396 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10397 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10398 tidy the argument scanning loop.
10399 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10400 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10401 (i386_pe_strip_name_encoding): Remove.
10402 (i386_pe_binds_local_p): New.
10403 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10404 (i386_pe_output_labelref): Remove.
10405 (i386_pe_asm_output_aligned_decl_common): New.
10406 (i386_pe_maybe_record_exported_symbol): Rename from
10407 i386_pe_record_exported_symbol; check for dllexported symbols.
10409 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10411 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10412 add comment explaining why vsnprintf cannot be used.
10414 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10416 PR tree-optimization/30666
10417 * tree.c (build_complex_type): When creating type names for DWARF2
10418 debug info, create TYPE_DECLs for TYPE_NAME instead of
10420 (build_common_tree_nodes_2): Use build_complex_type when building
10421 predefined complex types, to preserve canonical types.
10423 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10425 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10426 (noce_get_alt_condition): Look at it to determine whether to
10427 reverse the condition or not.
10428 (noce_get_condition): Substitute the truth for lies.
10429 (noce_find_if_block): Set the then_else_reversed field.
10431 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10433 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10434 destination of this insn.
10435 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10436 than calling gen_rtx_SET directly. Use r0 to hold the value of
10437 'address + 4' rather than a stack based temporary which can be
10438 mis-optimized away.
10440 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10442 * config/s390/s390.c (s390_secondary_input_reload_class,
10443 s390_secondary_output_reload_class): Functions removed.
10444 (s390_secondary_reload): New function.
10445 (TARGET_SECONDARY_RELOAD): Target macro defined.
10446 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10447 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10448 * config/s390/s390.md ("reload_outti", "reload_outdi",
10449 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10450 "reload_out<mode>"): Expanders removed.
10451 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10452 "reload<mode>_nonoffmem_out"): Expanders added.
10454 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10456 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10457 action if SRC->DEST replacement failed anyway.
10459 2007-03-28 Mike Stump <mrs@apple.com>
10461 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10462 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10463 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10465 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10467 * config.gcc: Accept barcelona as a variant of amdfam10.
10468 * config/i386/i386.c (override_options): Likewise.
10469 * doc/invoke.texi: Likewise.
10471 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10473 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10474 offsets for BIT_FIELD_REF and COMPONENT_REF.
10476 2007-03-28 Richard Guenther <rguenther@suse.de>
10478 * tree.c (is_global_var): Move ...
10479 * tree-flow-inline.h (is_global_var): ... here.
10480 * tree.h (is_global_var): Remove declaration.
10482 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10484 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10486 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10487 * config/i386/i386.c (ix86_tune_features): Initialize new
10489 * config/i386/predicates.md (promotable_binary_operator): Use
10490 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10492 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10495 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10497 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10499 * config/fr30/fr30.md (movsi_internal): Change destination
10500 constraint from m to V and add m to the end.
10502 2007-03-28 Christian Bruel <christian.bruel@st.com>
10504 * config/sh/sh.md (movsi_i): Fix type attribute.
10506 2007-03-28 Christian Bruel <christian.bruel@st.com>
10508 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10509 (movsf_ie): Likewise.
10511 2007-03-28 Christian Bruel <christian.bruel@st.com>
10513 * config.gcc: Add sh4-300 to multilib.
10514 * config/sh/t-mlib-sh4-300: New file.
10516 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10518 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10519 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10520 fix_trunc<mode>di2.
10521 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10522 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10523 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10524 "fixuns_trunctddi2"): Whitespace fix.
10526 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10528 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10529 the definition of struct sh_args.
10530 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10531 CALL_COOKIE_INT_REG_GET): Likewise.
10533 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10535 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10536 transformations are applied successfully.
10538 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10540 * tree.c (tree_contains_struct): Permit 512 tree codes.
10541 * tree.h (tree_contains_struct): Ditto.
10542 (MAX_TREE_CODES): Ditto.
10543 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10544 SPARE member to store remaining padding bits.
10546 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10548 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10551 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10553 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10554 * configure: Regenerate.
10556 * configure: Regenerate using the correct version of autoconf.
10558 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10560 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10562 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10563 regs to "__SP_L__" and "__SP_H__".
10565 2007-03-27 Richard Guenther <rguenther@suse.de>
10567 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10568 computations with it with a HOST_WIDE_INT variable.
10570 2007-03-26 Mike Stump <mrs@apple.com>
10572 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10573 objective-c-header, objective-c++-header and objc++-cpp-output
10575 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10577 2007-03-26 Richard Henderson <rth@redhat.com>
10580 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10581 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10582 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10583 IX86_BUILTIN_PSRLQ128): New.
10584 (ix86_init_mmx_sse_builtins): Add them.
10585 (ix86_expand_builtin): Expand them.
10586 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10587 operand 2 be TImode.
10588 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10589 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10590 _mm_srli_epi64): Mark __B const.
10591 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10592 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10593 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10594 new two-vector shift builtins.
10596 2007-03-26 Ian Lance Taylor <iant@google.com>
10598 PR tree-optimization/31345
10599 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10600 [+INF, +INF(OVF)] into VARYING.
10602 2007-03-26 Zack Weinberg <zackw@panix.com>
10604 * gengtype-parse.c: New file.
10605 * gengtype-yacc.y: Delete.
10606 * gengtype-lex.l: Don't include gengtype-yacc.h.
10607 Define YY_DECL and yyterminate appropriately for recursive
10608 descent parser. yylval is now a string out-parameter to yylex.
10609 (HWS, EOID): New shorthand.
10610 (IWORD): Add a couple more types.
10611 (yylex): Add a setup stanza. Remove the complex rules for
10612 detecting GTY'ed types and typedefs; replace with simple
10613 keyword detectors. Adjust everything for the changed
10614 definition of yylval. Ignore all pp-directives, not just #define.
10616 (parse_file): Rename yybegin; do not call yyparse.
10618 * gengtype.c (xasprintf): Export again.
10619 (this_file): New. Use everywhere __FILE__ was being used.
10620 (get_lang_bitmap): Special case types defined in gengtype.c.
10621 (do_typedef, new_structure): Suppress definition of certain types.
10622 (new_structure): Improve diagnostics of duplicate definitions.
10623 Make sure location_s is associated with input.h.
10624 (nreverse_pairs, define_location_structures): New functions.
10625 (main): Improve tagging of kludge types. Remove old kludges
10626 for input.h types; use define_location_structures.
10627 * gengtype.h: Update prototypes. Define token codes here.
10628 * Makefile.in: Remove all references to gengtype-yacc.
10629 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10631 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10632 add GTY((skip)) to the field that's only conditionally there.
10633 * doc/install.texi: Document that Bison is no longer required
10634 unless building treelang.
10636 * gengtype.c: Don't include gtyp-gen.h.
10637 (srcdir): Declare here.
10638 (base_files, lang_dir_names): Allocate dynamically.
10639 (gt_files, num_gt_files, num_lang_dirs): New globals.
10640 (measure_input_list, read_input_line, read_input_list)
10641 (set_lang_bitmap): New functions.
10642 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10643 simplify, relying on read_input_list to set up the bitmaps.
10644 (main): Arguments are no longer unused. Check for correct number
10645 of command line arguments, set srcdir and srcdir_len, then call
10646 read_input_list, before doing anything else. No need to worry
10647 about duplicates in main loop.
10648 * configure.ac: Simplify the calculation of all_gtfiles.
10649 Put language tags in there. Don't set or substitute
10650 all_gtfiles_files_langs or all_gtfiles_files_frags.
10651 * Makefile.in: Revamp the way gengtype is invoked, now that it
10652 takes a file on its command line with a much simpler format.
10653 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10654 (GTFILES): Remove duplicates and C source files.
10655 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10656 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10657 * configure: Regenerate.
10659 * gengtype.h: Remove all type definitions to gengtype.c; leave
10660 only definitions of options_p, type_p, and pair_p as opaque
10661 pointers. Update prototypes.
10662 * gengtype.c: Many type definitions moved here from gengtype.h.
10663 Consolidate type definitions at the top of the file.
10664 (xvasprintf): Delete.
10665 (xasprintf): Make static.
10666 (create_nested_pointer_option): Add 'next' parameter.
10667 (create_field_all, create_field_at): New functions.
10668 (create_field): Now a thin wrapper around create_field_all.
10669 (create_optional_field): Rename create_optional_field_ and add
10670 line argument. Original name is now a macro which supplies
10672 (oprintf): Use vsnprintf directly.
10673 (close_output_files): Use fatal rather than perror/exit.
10674 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10675 (main): Set progname. Don't use exit.
10676 * gengtype-yacc.y (struct_fields): Use create_field_at.
10677 (option, optionseqopt): Delete.
10678 (optionseq): Consolidate productions from option here so we
10679 can use the first argument to create_option.
10681 * gengtype-lex.l: Distinguish unions from structures in the
10682 token type. Don't call find_structure; return the tag as a string.
10683 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10684 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10685 string. Reorganize typedef_struct production accordingly.
10686 Use create_nested_ptr_option.
10687 * gengtype.c (create_nested_ptr_option): New function.
10688 * gengtype.h: Declare it.
10690 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10691 (string_type): Don't declare.
10692 (do_scalar_typedef): Declare.
10693 (create_scalar_type): Update prototype.
10694 * gengtype.c (string_type): Make static.
10695 (scalar_nonchar, scalar_char): New.
10696 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10697 (resolve_typedef): Use scalar_nonchar for error recovery.
10698 (create_scalar_type): Remove name_len field. Return scalar_char
10699 or scalar_nonchar as appropriate.
10700 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10701 to use string_type.
10702 (throughout): Use scalar_nonchar instead of calling
10703 create_scalar_type, whenever possible.
10704 (main): Initialize scalar_char and scalar_nonchar before calling
10706 * gengtype-lex.l: Adjust for removal of second argument to
10707 create_scalar_type. Use yylval.s instead of yylval.t when
10709 * gengtype-yacc.y: Type of SCALAR is string. Call
10710 create_scalar_type from type:SCALAR rule. Adjust for removal of
10711 second argument to create_scalar_type.
10713 * vec.h: Remove all #if IN_GENGTYPE blocks.
10714 Add comment saying that changes may require adjustments to gengtype.
10715 * gengtype.c: Don't include coretypes.h or tm.h.
10716 Add comment to inclusion of errors.h.
10717 (note_def_vec, note_def_vec_alloc): New functions.
10718 * gengtype.h: Declare new functions.
10719 * gengtype-lex.l: Don't include coretypes.h.
10720 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10722 (update_lineno): Remove unnecessary prototype.
10723 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10724 (VEC rule): Just return VEC_TOKEN.
10725 * gengtype-yacc.y (VEC_TOKEN): New token type.
10726 (type): Add a production for VEC(a,b).
10727 * Makefile.in: Update dependencies.
10729 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10730 typedefs that use the old PARAMS macro.
10732 * gengtype-lex.l: Remove all rules and states relating to yacc
10734 * gengtype-yacc.y: Similarly.
10735 * gengtype.c (note_yacc_type): Delete function.
10736 * gengtype.h: Update prototypes.
10738 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10740 * tree-pretty-print.c (dump_generic_node): Report precision of
10741 unnamed integer types.
10743 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10745 * ifcvt.c (noce_try_store_flag_constants): Don't check
10746 no_new_pseudos here.
10747 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10748 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10749 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10750 noce_try_sign_mask): Likewise.
10751 (if_convert): Check no_new_pseudos here.
10753 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10755 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10756 (noce_get_condition): Handle new then_else_reversed argument.
10757 (noce_init_if_info): Remove, fold into noce_find_if_block.
10758 (noce_process_if_block): Take a struct noce_if_info as the
10759 argument. Don't set up one based on ce_if_info. Update pointer
10760 references accordingly.
10761 (cond_move_process_if_block): Likewise.
10762 (process_if_block): Removed.
10763 (find_if_block): Removed. Move functionality two new functions,
10764 noce_find_if_block and cond_exec_find_if_block.
10765 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10766 blocks and the symmetric IF-ELSE-JOIN case.
10767 (cond_exec_find_if_block): Also new function mostly based on old
10768 find_if_block and process_if_block.
10769 (find_if_header): Replace find_if_block call with separately
10770 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10771 (find_cond_trap): Update noce_get_condition call.
10772 (dead_or_predicable): Likewise.
10774 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10776 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10778 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10779 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10780 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10781 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10782 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10783 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10784 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10785 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10786 __builtin_ia32_psrad128 builtins.
10788 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10790 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10791 * config/i386/constraints.md
10792 (define_constraint "I"): Use IN_RANGE macro.
10793 (define_constraint "J"): Ditto.
10794 (define_constraint "K"): Ditto.
10795 (define_constraint "M"): Ditto.
10796 (define_constraint "N"): Ditto.
10797 (define_constraint "O"): Ditto.
10798 * config/i386/predicates.md
10799 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10800 (define_predicate "const_0_to_3_operand"): Ditto.
10801 (define_predicate "const_0_to_7_operand"): Ditto.
10802 (define_predicate "const_0_to_15_operand"): Ditto.
10803 (define_predicate "const_0_to_63_operand"): Ditto.
10804 (define_predicate "const_0_to_255_operand"): Ditto.
10805 (define_predicate "const_1_to_31_operand"): Ditto.
10806 (define_predicate "const_2_to_3_operand"): Ditto.
10807 (define_predicate "const_4_to_7_operand"): Ditto.
10809 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10811 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10812 in SImode for save_world.
10813 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10816 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10818 PR tree-optimization/30784
10819 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10822 2007-03-25 Revital Eres <eres@il.ibm.com>
10824 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10825 Fold movement_possibility function into it.
10827 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10829 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10830 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10831 (call_indirect_nonlocal_darwin64): Same.
10832 (call_nonlocal_darwin64): Same.
10833 (call_value_indirect_nonlocal_darwin64): Same.
10834 (call_value_nonlocal_darwin64): Same.
10835 (sibcall_nonlocal_darwin64): Same.
10836 (sibcall_value_nonlocal_darwin64): Same.
10837 (sibcall_symbolic_64): Same.
10838 (sibcall_value_symbolic_64): Same.
10839 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10841 (rs6000_emit_load_toc_table): Same.
10842 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10843 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10845 (divss_call): Same.
10846 (divus_call): Same.
10847 (quoss_call): Same.
10848 (quous_call): Same.
10849 (load_toc_v4_pic_si): Same
10850 (load_toc_v4_PIC_1): Same.
10851 (load_toc_v4_PIC_1b): Same.
10852 (call_indirect_aix{32,64}): Same.
10853 (call_value_indirect_aix{32,64}): Same.
10855 (call_value): Same.
10856 (call_local{32,64}): Same.
10857 (call_value_local{32,64}): Same.
10858 (call_indirect_nonlocal_aix{32,64}): Same.
10859 (call_nonlocal_aix{32,64}): Same.
10860 (call_value_indirect_nonlocal_aix{32,64}): Same.
10861 (call_value_nonlocal_aix{32,64}): Same.
10862 (call_indirect_nonlocal_sysv<mode>): Same.
10863 (call_nonlocal_sysv<mode>): Same.
10864 (call_value_indirect_nonlocal_sysv<mode>): Same.
10865 (call_value_nonlocal_sysv<mode>): Same.
10867 (sibcall_local{32,64}): Same.
10868 (sibcall_value_local{32,64}): Same.
10869 (sibcall_nonlocal_aix{32,64}): Same.
10870 (sibcall_value_nonlocal_aix{32,64}): Same.
10871 (sibcall_nonlocal_sysv<mode>): Same.
10872 (sibcall_value): Same.
10873 (sibcall_value_nonlocal_sysv<mode>): Same.
10875 2007-03-24 Paul Brook <paul@codesourcery.com>
10877 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10878 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10880 2007-03-24 Richard Henderson <rth@redhat.com>
10882 * config/ia64/constraints.md: New file.
10883 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10884 satisfies_constraint_?.
10885 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10886 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10887 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10888 ia64_output_mi_thunk): Likewise.
10889 (ia64_const_ok_for_letter_p): Remove.
10890 (ia64_const_double_ok_for_letter_p): Remove.
10891 (ia64_extra_constraint): Remove.
10892 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10893 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10894 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10895 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10896 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10897 EXTRA_MEMORY_CONSTRAINT): Remove.
10898 * config/ia64/ia64.md: Include constriants.md. Replace
10899 CONST_OK_FOR_? with satisfies_constraint_?.
10901 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10902 H.J. Lu <hongjiu.lu@intel.com>
10904 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10906 (name macros): Use DPD_BID_NAME to convert names properly.
10908 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10909 decimal floating point format.
10910 (init_floating_libfuncs): Change decimal functions so that they
10911 have a "bid_" prefix if the decimal system uses the BID format,
10912 and "dpd_" prefix if the decimal system uses the DPD format.
10913 (init_interclass_conv_libfuncs): Ditto.
10914 (init_intraclass_conv_libfuncs): Ditto.
10916 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10917 using the BID format.
10919 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10920 whether we are using the BID decimal format.
10921 * configure: Regenerate.
10923 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10924 the compiler has decimal floating point enabled. Define
10925 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10928 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10929 using the BID format.
10931 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10932 whether we are using the BID decimal format.
10933 * configure: Regenerate.
10935 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10936 the compiler has decimal floating point enabled. Define
10937 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10940 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10941 options, and that it is enabled for i386/x86_64 systems.
10943 * Makefile.in (enable_decimal_float): New.
10945 (DECNUMINC): Add -I$(DECNUMFMT).
10946 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10947 to $(DECNUMFMT) from $(DECNUM).
10949 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10950 Substitute enable_decimal_float.
10951 * configure: Regenerated.
10954 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10957 * configure.ac: Enable decimal float for x86_64-*-linux*.
10958 * configure: Regenerated.
10961 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10962 decimal128ClearSign to flip and clear the sign bit in decimal128.
10963 (decimal_real_maxval): Set decimal128SetSign to set the sign
10966 2007-03-23 Ian Lance Taylor <iant@google.com>
10968 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10970 2007-03-23 Ian Lance Taylor <iant@google.com>
10972 * tree-dump.c (dump_files): Correct comment.
10974 2007-03-23 Ian Lance Taylor <iant@google.com>
10976 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10978 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10980 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10981 in cfglayout mode. Don't go into and out of cfglayout mode.
10982 Link the blocks in the order of the constructed traces.
10983 (rest_of_handle_tracer): Adjust call to tracer.
10984 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10985 Don't go into cfglayout mode.
10986 (rtl_loop_done): Don't go out of cfglayout mode.
10987 * cfglayout.c (relink_block_chain): New function, split out from...
10988 (fixup_reorder_chain): ...here. Remove redundant checking.
10989 (cfg_layout_finalize): Don't clear the header, footer, and aux
10990 fields here, move the code to do so to relink_block_chain. Likewise
10991 for free_original_copy_tables.
10992 * rtl.h (tracer): Update prototype.
10993 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10994 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10995 mode. Use relink_block_chain to serialize the CFG according to the
10996 new basic block order. Move targetm.cannot_modify_jumps_p check from
10998 (gate_handle_reorder_blocks): ...to here.
10999 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
11001 (gate_duplicate_computed_gotos): ...to here.
11002 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
11003 something always changes when going into and out of cfglayout mode.
11004 Perform an expensive cfg cleanup while going into cfglayout mode.
11005 Always update liveness information on HAVE_conditional_execution
11006 targets. Reserialize the basic blocks and go out of cfglayout mode.
11007 * reg-stack.c: Include cfglayout.h.
11008 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
11009 the call to reorder_basic_blocks.
11010 * basic-block.h (reorder_basic_blocks): Update prototype.
11011 (relink_block_chain): New prototype.
11012 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
11014 2007-03-23 Joseph Myers <joseph@codesourcery.com>
11016 * config/mips/mips.md (type, hazard, *movdi_32bit,
11017 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
11018 *movhi_internal, *movqi_internal, *movsf_hardfloat,
11019 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
11020 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
11021 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
11023 (movcc): Change first xfer to multi.
11024 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
11025 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
11026 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
11027 config/mips/generic.md: Change reservations using "xfer" to use
11029 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
11030 using match_operand.
11031 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
11032 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
11034 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
11036 2007-03-22 Richard Henderson <rth@redhat.com>
11038 * config/i386/i386.c: Remove unnecessary function declarations.
11039 Move targetm definition, and all related macros, to the end of
11040 the file. Resort some functions to put definitions before uses.
11041 (ix86_attribute_table): Make static. Move to end of file.
11042 (ix86_gimplify_va_arg): Make static.
11044 2007-03-22 Richard Henderson <rth@redhat.com>
11046 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
11047 don't increase local_regparm with force_align_arg_pointer check.
11048 (ix86_function_sseregparm): Assert 32-bit.
11049 (type_has_variadic_args_p): New.
11050 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
11051 type_has_variadic_args_p.
11052 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
11053 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
11054 use memset instead. Do maybe_vaarg check first; skip attribute
11055 tests if true; skip attribute tests for 64-bit.
11056 (construct_container): Remove TARGET_DEBUG_ARG.
11057 (function_arg_advance_32, function_arg_advance_64): Split out ...
11058 (function_arg_advance): ... from here.
11059 (function_arg_32, function_arg_64): Split out ...
11060 (function_arg): ... from here.
11061 (ix86_pass_by_reference): Tidy.
11062 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
11063 (function_value_32): New, from parts of ix86_function_value
11064 and ix86_value_regno.
11065 (function_value_64): New, from parts of ix86_function_value
11066 and ix86_libcall_value.
11067 (ix86_function_value_1): New.
11068 (ix86_function_value, ix86_libcall_value): Use it.
11069 (return_in_memory_32, return_in_memory_64): Split out ...
11070 (ix86_return_in_memory): ... from here.
11071 (ix86_struct_value_rtx): Skip for 64-bit.
11072 (ix86_libcall_value, ix86_value_regno): Remove.
11073 (setup_incoming_varargs_64): Split out ...
11074 (ix86_setup_incoming_varargs): ... from here.
11075 (ix86_va_start): Remove TARGET_DEBUG_ARG.
11076 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
11077 * config/i386/i386-protos.h (ix86_function_value): Remove.
11078 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
11080 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11083 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
11084 infinities not supported, otherwise emit warning if -Woverflow. On
11085 underflow, emit warning if -Woverflow.
11086 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
11088 * real.h (real_from_string): Update declaration
11090 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
11091 Richard Henderson <rth@redhat.com>
11093 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
11094 * calls.c (compute_argument_block_size, expand_call,
11095 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
11096 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
11097 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
11098 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
11099 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
11100 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
11101 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
11102 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
11105 2007-03-22 Joseph Myers <joseph@codesourcery.com>
11107 * c-incpath.c (add_sysroot_to_chain): New.
11108 (merge_include_chains): Add sysroot argument. Call
11109 add_sysroot_to_chain if sysrooted.
11110 (register_include_chains): Update call to merge_include_chains.
11111 * doc/cppopts.texi: Document use of '=' in include directory
11114 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
11116 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
11117 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
11118 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
11119 insn pattern using X87MODEF12 mode macro.
11121 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
11123 * regmove.c (regmove_optimize): Use reg_mentioned_p
11124 instead of reg_overlap_mentioned_p for DST.
11126 2007-03-21 Mike Stump <mrs@apple.com>
11128 * c.opt: Fixup for Objective-C/C++.
11130 2007-03-21 Steve Ellcey <sje@cup.hp.com>
11132 * explow.c (convert_memory_address): Fold memory reference when
11133 POINTERS_EXTEND_UNSIGNED < 0
11135 2007-03-21 Richard Henderson <rth@redhat.com>
11138 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
11139 * config/i386/mmintrin.h (__m64): Likewise.
11140 * config/i386/xmmintrin.h (__m128): Likewise.
11142 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11144 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
11145 (VXWORKS_OS_CPP_BUILTINS): Define.
11146 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
11147 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
11149 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11151 * rtl.h (constant_pool_reference_p): Delete.
11152 (find_constant_src): Declare.
11153 * rtlanal.c (find_constant_src): New function.
11154 * simplify-rtx.c (constant_pool_reference_p): Delete.
11155 * config/i386/i386.md: Use find_constant_src instead of
11156 constant_pool_reference_p/avoid_constant_pool_reference pairs.
11158 2007-03-21 Richard Sandiford <richard@codesourcery.com>
11160 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
11161 * c-cppbuiltin.c (c_cpp_builtins): Define them.
11163 2007-03-20 Mark Mitchell <mark@codesourcery.com>
11165 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
11166 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
11167 (arm_elf_asm_constructor): Use it.
11168 (arm_elf_asm_destructor): New function.
11170 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
11172 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11174 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11176 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11178 2007-03-19 Andrew Haley <aph@redhat.com>
11180 PR tree-optimization/31264
11181 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11182 VIEW_CONVERT_EXPRs.
11184 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11186 PR rtl-optimization/30907
11187 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11188 (fwprop_init): Always call loop_optimizer_initialize.
11189 (fwprop_done): Always call loop_optimizer_finalize.
11190 (fwprop): We always have loop info now.
11191 (gate_fwprop_addr): Remove.
11192 (pass_fwprop_addr): Use gate_fwprop as gate.
11194 PR rtl-optimization/30841
11195 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11196 df_chain_alloc): Call df_reorganize_refs unconditionally.
11197 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11198 refs_organized to refs_organized_size.
11199 (df_ref_create_structure): Use refs_organized_size instead of
11200 bitmap_size if refs had been organized, and keep refs_organized_size
11202 * df.h (struct df_ref_info): Change refs_organized to
11203 refs_organized_size.
11204 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11207 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11209 * except.c (output_function_exception_table): Do not reference the
11210 EH personality routine for functions that do not require an
11213 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11216 * c-typeck.c (convert_for_assignment): Call comptypes for
11217 RECORD_TYPE or UNION_TYPE.
11219 PR inline-asm/30505
11220 * reload1.c (reload): Do invalid ASM checking after
11221 cleanup_subreg_operands.
11223 2007-03-19 Jeff Law <law@redhat.com>
11225 * tree-cfg.c (find_taken_edge): Tighten conditions for
11226 optimizing computed gotos.
11228 2007-03-19 Michael Matz <matz@suse.de>
11230 * builtins.c (expand_builtin_sync_operation,
11231 expand_builtin_compare_and_swap,
11232 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11235 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11236 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11239 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11241 * doc/tm.texi: Add brackets around the return type of
11242 TARGET_SECONDARY_RELOAD.
11244 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11245 Richard Guenther <rguenther@suse.de>
11247 PR tree-optimization/31254
11248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11249 Use handled_component_p () where appropriate. Continue
11250 propagating into the rhs if we propagated into an INDIRECT_REF
11253 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11255 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11256 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11257 (xde, xdee): Mode attributes adjusted to support DFP modes.
11258 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11259 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11260 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11261 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11262 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11263 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11264 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11266 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11267 "movsf"): Insn definitions removed.
11268 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11269 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11270 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11272 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11273 "reload_in<mode>", "reload_out<mode>"): Expander added.
11274 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11277 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11279 * config/s390/s390.md: Only non-functional changes. Renamed
11280 FPR mode macro to BFP all over the file.
11282 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11284 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11285 (op_type attribute): RRF instruction type added.
11286 (fT0): New mode attribute.
11287 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11288 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11289 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11290 instruction no secondary memory is needed when moving DFmode values
11291 between GPRs and FPRs.
11293 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11295 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11296 inverted and documentation adjusted.
11297 ("mhard-dfp", "msoft-dfp"): New options.
11298 * config/s390/s390.c (s390_handle_arch_option): New architecture
11300 (override_options): Sanity checks for the new options added.
11301 * config.gcc: New architecture switch: z9-ec.
11302 * config/s390/s390.h (processor_flags): PF_DFP added.
11303 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11304 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11305 when the bit is NOT set so remove it from the defaults.
11307 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11309 * genemit.c (main): Print include statement for dfp.h.
11310 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11313 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11315 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11317 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11320 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11321 instead of PATTERN.
11323 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11325 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11326 attr_length_call, output_call, output_indirect_call): Cleanup
11327 formatting of targetm calls.
11329 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11331 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11333 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11335 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11336 reservation, bypass and anti-bypass descriptions for these
11337 instructions. Update move patterns.
11338 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11341 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11343 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11344 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11345 (get_initial_def_for_reduction): Likewise.
11347 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11349 Fix PR tree-optimization/29922
11350 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11351 (get_representative): Removed.
11352 (value_dies_in_block_x): Update for rvuse removal.
11353 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11354 (compute_antic_aux): Handle when PHI nodes appear in
11355 non-single-successors.
11356 (dump_bitmap_of_names): Removed.
11357 (compute_antic_safe): Renamed and removed rvuse calculation.
11358 Calculate only antic safe.
11359 (insert_into_preds_of_block): Remove assert.
11360 (execute_pre): Update for renamed functions.
11361 (defer_or_phi_translate_block): New function.
11363 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11365 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11366 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11368 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11369 Follow spelling conventions.
11371 * tree-data-ref.h: Remove the prototype for analyze_array.
11373 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11375 PR tree-optimization/31041
11376 * tree-vect-transform.c (get_initial_def_for_induction): Call
11377 force_gimple_operand.
11379 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11381 * ipa-type-escape.c (look_for_casts) : Revert code to use
11382 handled_component_p due to ada test a-numaux.adb.
11384 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11386 * final.c (final_scan_insn): Alter the condition of a
11387 conditional trap if we have nonstandard CC.
11389 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11391 * configure.ac: Remove excess quoting from asm line 0 test.
11392 * configure: Rebuilt.
11394 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11396 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11397 * c-common.c (convert_and_check): Move warning logic to...
11398 (warnings_for_convert_and_check): ...here. Define.
11399 * c-common.h (warnings_for_convert_and_check): Declare.
11401 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11403 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11404 (output_call): Likewise.
11406 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11408 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11410 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11412 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11414 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11416 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11417 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11419 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11421 PR tree-optimization/31183
11422 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11423 Use double_int instead of unsigned int for representing access_strides.
11424 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11426 2007-03-16 Richard Guenther <rguenther@suse.de>
11428 PR tree-optimization/31146
11429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11430 to allow recursion of forward_propagate_addr_expr.
11431 (forward_propagate_addr_into_variable_array_index): Likewise.
11432 (forward_propagate_addr_expr): Likewise.
11433 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11434 (forward_propagate_addr_expr_1): Recurse on simple copies
11435 instead of propagating into them. Do so for useless conversions
11437 (forward_propagate_addr_expr): Clean up unused statements after
11440 2007-03-16 Richard Guenther <rguenther@suse.de>
11442 * builtins.c (expand_builtin_cexpi): Use the right argument
11443 for the expansion via cexp.
11445 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11447 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11448 * configure: Rebuilt.
11450 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11453 * dwarf2out.c (force_type_die): Adjust comment.
11454 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11456 2007-03-15 DJ Delorie <dj@redhat.com>
11458 * config/frv/predicates.md (minmax_operator): Don't check operands
11461 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11463 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11464 Update constant estimates of number of iterations.
11465 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11466 argument renamed to "realistic".
11467 (compute_estimated_nb_iterations): Removed.
11468 (record_niter_bound): New function.
11469 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11470 call record_nonwrapping_iv with upper = false.
11471 (infer_loop_bounds_from_signedness): Pass upper argument to
11472 record_nonwrapping_iv.
11473 (estimate_numbers_of_iterations_loop): Do not call
11474 compute_estimated_nb_iterations. Record estimate based on profile
11475 information. Initialize the constant estimates of number of
11477 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11479 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11480 number of iterations is too small.
11481 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11482 (EST_NOT_AVAILABLE): Removed.
11483 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11484 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11487 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11489 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11490 Handle NE_EXPR guards.
11492 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11495 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11496 Set also -pedantic-errors by default for the preprocessor unless
11497 -fpermissive is given.
11499 2007-03-15 Richard Guenther <rguenther@suse.de>
11501 PR middle-end/29719
11502 PR middle-end/31161
11503 * builtins.c (expand_builtin_cexpi): As a fallback if we
11504 don't have builtins for sincos or cexp create a function
11505 declaration for cexp and expand to a call to that.
11506 (expand_builtin_int_roundingfn): Always fall
11507 back to floor/ceil and its variants even if they may be
11510 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11512 PR middle-end/31159
11513 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11514 jump tables, move the call to delete_dead_jumptables from here...
11515 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11516 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11517 don't allow merging of blocks that try_redirect_by_replacing_jump
11518 also does not handle when not optimizing.
11520 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11521 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11523 * config/i386/i386.md (x86_sahf_1): Correctly handle
11526 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11529 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11530 x86_64_general_operand as operand[2] predicate. Remove "iF"
11531 from operand constraints and use "e" constraint instead.
11532 (*subti3_1, *subti3_1 splitter): Ditto.
11533 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11534 operand[1] predicate.
11536 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11538 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11539 arrays, multiply the access strides by the size of the sub-array.
11540 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11542 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11544 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11545 the configured assembler supports the sahf mnemonic.
11546 * configure: Regenerate.
11547 * config.in: Regenerate.
11549 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11550 emit "sahf" or ".byte\t0x9e" as asm template.
11552 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11555 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11556 option to replace hard coded TARGET_xxx in md file.
11557 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11558 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11559 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11560 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11561 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11562 (X86_TUNE_NOT_VECTORMODE): Ditto.
11563 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11564 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11565 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11566 (TUNE_SLOW_IMUL_IMM8): Ditto.
11567 (TUNE_MOVE_M1_VIA_OR): Ditto.
11568 (TUNE_NOT_UNPAIRABLE): Ditto.
11569 (TUNE_NOT_VECTORMODE): Ditto.
11571 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11574 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11575 tuning options instead of hard coded TARGET_xxx.
11576 (fix ssemode peephole2's): Ditto.
11577 (imul peephole2's): Ditto.
11579 (movdi_or_rex64): Ditto.
11580 (move peephole2): Ditto.
11581 (not peephole2's): Ditto.
11583 2007-03-14 Dirk Mueller <dmueller@suse.de>
11585 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11586 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11587 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11589 * c-parser.c (c_parser_do_statement): Warn about empty body in
11590 do/while statement.
11591 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11592 * doc/invoke.texi (-Wempty-body): Update documentation.
11594 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11597 * c-common.h (warn_for_div_by_zero): Declare.
11598 * c-common.c (warn_for_div_by_zero): Define.
11599 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11602 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11604 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11605 to PREFIX and STANDARD_PREFIX.
11607 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11608 Phil Edwards <phil@codesourcery.com>
11610 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11611 (__gthread_once_t): Remove busy field for RTPs.
11612 (__GTHREAD_ONCE_INIT): Update accordingly.
11614 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11616 * doc/invoke.texi: Document VxWorks options.
11618 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11620 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11622 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11624 PR tree-optimization/30590
11625 * tree-nrv.c (tree_nrv): Check for the partial update of the
11628 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11630 * flags.h (flag_random_seed): Remove declaration, in favor of...
11631 * toplev.h (get_random_seed, set_random_seed): ... these.
11632 * tree.c (get_file_function_name): Use the former.
11633 * opts.c (common_handle_option): Use the latter.
11636 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11638 PR middle-end/31127
11639 * cse.c (cse_find_path): Do not bail out if a basic block that
11640 we already visited now becomes part of a path that starts at a
11641 different basic block. Just disallow this, to make sure we
11642 visit each basic block at most once.
11644 2007-03-13 Jan Hubicka <jh@suse.cz>
11646 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11647 attributes, when profile esitmate is present, calls with very low
11648 frequency are cold.
11650 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11652 PR tree-optimization/30730
11653 PR tree-optimization/26900
11654 * tree-ssa-loop-niter.c: Include gmp.h.
11655 (bounds): New type.
11656 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11657 split_to_var_and_offset, determine_value_range,
11658 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11659 bound_difference, bounds_add, bounds_negate,
11660 number_of_iterations_ne_max, dump_affine_iv): New functions.
11661 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11662 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11663 difference of initial and final value of control iv to validate
11665 (number_of_iterations_cond): Add loop parameter. Determine bounds
11666 on the difference of the extremes of the control iv. Add dumps.
11667 (expand_simple_operations): Handle phi nodes.
11668 (simplify_using_initial_conditions): Do not record used conditions.
11669 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11670 Do not set additional_info.
11671 (implies_nonnegative_p, implies_ge_p): Removed.
11672 (derive_constant_upper_bound): Do not use parameter `additional'.
11673 (record_estimate): Parameter `additional' removed. Parameter
11674 `i_bound' added. Do not call derive_constant_upper_bound.
11675 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11676 bound the number of iterations estimate.
11677 (estimate_numbers_of_iterations_loop): Pass the estimate from
11678 the number of iterations analysis to record_estimate.
11679 * tree.h (multiple_of_p): Declare.
11680 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11681 (scev_const_prop): Do not check expression_expensive_p.
11682 * fold-const.c (multiple_of_p): Exported.
11683 * double-int.c (double_int_mask): Exported.
11684 * double-int.h (double_int_mask): Declare.
11685 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11686 field. Added max field.
11688 2007-03-13 David Taylor <taylor@candd.org>
11691 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11694 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11697 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11698 two unamed patterns.
11700 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11702 * config/i386/i386.opt (mcx16, msahf): New options.
11703 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11704 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11706 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11707 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11708 Output -mcx16 and -msahf options when corresponding bit is set.
11710 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11711 and -msahf options.
11713 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11715 * configure.ac: Test for assembler tolerance to # 0 "".
11716 * configure, config.in: Rebuilt.
11717 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11719 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11721 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11723 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11724 (handle_syscall): Handle direct system calls.
11725 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11727 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11729 * doc/invoke.texi: Fix cpp.info cross-reference.
11730 * doc/passes.texi: Fix gcc.info cross-reference.
11732 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11734 PR tree-optimization/30835
11735 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11736 bb_for_stmt is not NULL before accessing it.
11738 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11740 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11743 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11746 * doc/install.texi: Document --enable-stage1-languages
11748 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11750 * tree-pass.h (pass_into_cfg_layout_mode,
11751 pass_outof_cfg_layout_mode): Declare.
11752 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11753 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11754 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11755 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11757 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11759 * c-decl.c (warn_variable_length_array): New function.
11760 Refactored from grokdeclarator to handle warn_vla
11761 and handle unnamed array case.
11762 (grokdeclarator): Refactored VLA warning case.
11763 * c.opt (Wvla): New flag.
11764 * doc/invoke.texi (Wvla): New warning.
11766 2007-03-12 Richard Henderson <rth@redhat.com>
11768 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11769 (TARGET_SECTION_TYPE_FLAGS): New.
11771 2007-03-12 Richard Henderson <rth@redhat.com>
11773 * config/darwin.c (machopic_reloc_rw_mask): New.
11774 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11775 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11777 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11779 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11780 * cppdefault.h (cpp_PREFIX): Document.
11781 (cpp_PREFIX_len): Likewise.
11782 (cpp_EXEC_PREFIX): New variable.
11783 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11784 * c-incpath.c (add_standard_paths): Correct logic for relocating
11785 paths within prefix.
11787 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11789 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11790 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11792 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11793 fix_truncdfdi_sse using SSEMODEF mode macro.
11794 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11795 fix_truncdfsi_sse using SSEMODEF mode macro.
11796 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11797 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11799 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11801 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11802 elfos.h to tm_file.
11804 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11806 * tree.h : Add multiple_of_p declaration.
11807 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11808 * ipa-type-escape.c (results_of_malloc): Redundant.
11809 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11810 (cast_type): Extended with new members.
11811 (check_cast): Returns cast_type.
11812 (cast): New structure for data of walk_use_def_chains.
11813 (is_malloc_result, is_cast_from_non_pointer_1,
11814 is_cast_from_non_pointer,
11815 is_array_access_through_pointer_and_index): New functions.
11816 (look_for_casts): Returns cast types.
11817 (check_call): Returns void.
11818 (okay_pointer_operation): Use support of pointer plus index,
11819 pointer plus constant and allow all multiplications.
11821 2007-03-11 Richard Guenther <rguenther@suse.de>
11823 PR tree-optimization/31115
11824 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11825 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11826 A shift count of zero is not special as with *_DIV_EXPR.
11827 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11830 2007-03-11 Ian Lance Taylor <iant@google.com>
11832 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11833 the *_DIV_EXPR codes correctly with overflow infinities.
11835 2007-03-11 Ira Rosen <irar@il.ibm.com>
11837 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11838 indicate success/failure of the analysis. Add negation to subtrahend
11839 in case of subtraction. Fail if both operands contain constants.
11840 (create_data_ref): Fail if analyze_offset fails.
11842 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11844 * config/i386/i386.md (frndintxf2): Rename to ...
11845 (rintxf2): ... this. Remove expander having same name.
11846 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11847 (roundsf2, rounddf2): Ditto.
11848 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11849 (lround<mode>di2, lround<mode>si2): Ditto.
11851 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11853 * lower-subreg.c: Include except.h.
11854 (decompose_multiword_subregs): Verify that the only control flow
11855 insns we can split are loads to multi-words pseudos.
11856 Handle breaking such blocks after splitting, instead of calling
11857 find_many_sub_basic_blocks.
11859 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11860 on the new basic block. Add a lengthy comment explaining why we
11861 thought this was necessary.
11862 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11864 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11867 * tree.c (walk_type_fields): Recurse into the element type of
11868 ARRAY_TYPEs if there is a pointer set.
11870 2007-03-10 Dirk Mueller <dmueller@suse.de>
11872 * c-common.c (warn_logical_operator): Fix condition.
11874 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11876 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11878 * config/darwin.c (machopic_select_section): Remove superfluous
11879 argument in call to categorize_decl_for_section. Remove unused
11882 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11884 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11886 * configure: Regenerate.
11888 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11891 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11892 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11893 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11894 Add LABEL_NUSES to emitted label.
11895 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11896 branch probability value to emitted jump insn.
11897 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11898 Do not check life information and do not re-arrange input operands
11899 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11901 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11903 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11904 the change of decode_asm_operands.
11906 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11908 * mode-switching.c (create_pre_exit): Skip blockage insn.
11910 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11912 * tree-pass.h (TODO_update_smt_usage): Remove.
11914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11918 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11920 * pa.c (attr_length_call): Revise condition for long
11921 pc-relative branch.
11922 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11923 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11924 sequence on SOM target.
11926 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11928 * gcc.c: Document %{, in big comment at top.
11929 (input_suffix_matches): Remove special handling for .s and
11931 (input_spec_matches): New.
11932 (handle_braces): Handle %{,.
11933 (validate_switches): ',' indicates a value which is not a switch.
11934 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11935 to detect assembler input.
11936 * config/i386/sol2.h (CPP_SPEC): Likewise.
11937 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11938 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11939 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11940 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11941 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11942 -m64 causes deployment target to default to 10.5.
11943 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11945 2007-03-09 Richard Henderson <rth@redhat.com>
11948 * target.h (targetm.asm.out.reloc_rw_mask): New.
11949 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11950 (TARGET_ASM_OUT): Use it.
11951 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11952 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11953 use the new reloc_rw_mask target hook instead.
11954 (default_section_type_flags_1): Merge into...
11955 (default_section_type_flags): ... here.
11956 (decl_readonly_section_1): Merge into...
11957 (decl_readonly_section): ... here.
11958 (default_elf_select_section_1): Merge into...
11959 (default_elf_select_section): ... here.
11960 (default_unique_section_1): Merge into...
11961 (default_unique_section): ... here.
11962 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11963 (default_select_rtx_section): Use it.
11964 (default_elf_select_rtx_section): Likewise.
11965 * output.h: Update to match.
11966 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11967 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11968 (TARGET_ASM_RELOC_RW_MASK): New.
11969 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11970 to categorize_decl_for_section.
11971 (x86_64_elf_unique_section): Likewise.
11972 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11973 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11974 (TARGET_ASM_RELOC_RW_MASK): New.
11975 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11976 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11977 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11978 (TARGET_RWRELOC): Remove.
11979 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11980 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11981 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11982 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11983 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11984 (rs6000_xcoff_select_section): Use decl_readonly_section.
11985 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11986 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11987 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11988 (TARGET_SECTION_TYPE_FLAGS): Remove.
11989 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11991 2007-03-09 Roger Sayle <roger@eyesopen.com>
11993 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11994 complex constant equality/inequality comparisons for here.
11995 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11996 known at compile-time or can be simplified to a scalar comparison.
11997 (fold_relational_const): Move compile-time evaluation of complex
11998 constant equality/inequality comparisons to here.
12000 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12002 PR rtl-optimization/30643
12003 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
12005 (fold_rtx): Recurse, like before 2006-11-03.
12007 2007-03-09 DJ Delorie <dj@redhat.com>
12009 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
12012 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
12014 PR tree-optimization/30375
12015 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
12016 LHS of statements is not the same.
12017 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
12019 2007-03-09 Chao-ying Fu <fu@mips.com>
12021 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
12023 * doc/invoke.texi (-mdspr2): Document new option.
12024 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
12025 New unspec for DSP REV 2.
12026 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
12027 these instructions are extended in DSP REV 2.
12028 (mips-dspr2.md): Include.
12029 * config/mips/mips.opt (mdspr2): New option.
12030 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
12031 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
12032 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
12033 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
12034 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
12035 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
12036 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
12038 (bdesc_map): Add one field of unsupported_target_flags.
12039 (bdesc_arrays): Update entries to have extra fields. Add
12041 (mips_init_builtins): Initialize new function types.
12042 Check unsupported_target_fileds to filter out builtins.
12043 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
12045 (ASM_SPEC): Pass mdspr2 to the assembler.
12046 * config/mips/mips-dspr2.md: New file.
12048 2007-03-09 Sa Liu <saliu@de.ibm.com>
12050 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
12052 2007-03-09 Ian Lance Taylor <iant@google.com>
12054 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
12055 argument) like -Wstrict-overflow=2.
12056 * doc/invoke.texi (Warning Options): Update documentation.
12058 2007-03-09 Dirk Mueller <dmueller@suse.de>
12061 * doc/invoke.texi (-Wlogical-op): Document.
12062 * common.opt (-Wlogical-op): New.
12063 * c-common.h (warn_logical_operator): Declare.
12064 * c-common.c (warn_logical_operator): Define.
12065 * c-typeck.c (parser_build_binary_op): Call
12066 warn_logical_operator.
12068 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12070 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
12071 * final.c (final_scan_insn): Test for non-"" file name.
12073 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
12075 * doc/loop.texi: Document the Omega linear constraints solver.
12076 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
12077 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
12078 omega-hash-table-size, omega-max-keys, and
12079 omega-eliminate-redundant-constraints.
12080 * tree-pass.h (pass_check_data_deps): Declared.
12083 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
12084 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
12085 pass_check_data_deps): New.
12086 * tree-data-ref.c (init_data_ref): Remove declaration.
12087 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
12088 (analyze_array): Renamed init_array_ref, move up initializations.
12089 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
12090 Removed arguments that are set to NULL.
12091 (analyze_indirect_ref): Correct indentation, correct call to
12093 (object_analysis): Call init_array_ref instead of analyze_array.
12094 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
12095 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
12096 of DR_ACCESS_FNS_ADDR.
12097 (init_omega_eq_with_af, omega_extract_distance_vectors,
12098 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
12099 ddr_consistent_p): New.
12100 (compute_affine_dependence): Check consistency of ddrs when
12101 flag_check_data_deps is passed.
12102 (analyze_all_data_dependences): Uncomment.
12103 (tree_check_data_deps): New.
12104 * tree-data-ref.h: Include omega.h.
12105 (DR_ACCESS_FNS_ADDR): Removed.
12106 (data_dependence_relation): Add inner_loop.
12107 (DDR_INNER_LOOP): New.
12108 * common.opt (fcheck-data-deps): New.
12109 * tree-flow.h (tree_check_data_deps): Declare.
12110 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
12111 (OBJS-common): Depend on omega.o.
12113 * passes.c (pass_check_data_deps): Scheduled.
12114 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
12115 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
12116 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
12117 PARAM_VECT_MAX_VERSION_CHECKS,
12118 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
12120 2007-03-09 Richard Guenther <rguenther@suse.de>
12122 PR tree-optimization/30904
12123 PR middle-end/31058
12124 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
12125 the same way as *_DIV_EXPR.
12127 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12129 * recog.c (decode_asm_operands): No mixed declarations and code.
12131 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
12133 * rtl.def (ASM_INPUT): Add location.
12134 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
12135 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
12136 (decode_asm_operands): Add loc operand.
12137 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
12138 * stmt.c (expand_asm): Rename to...
12139 (expand_asm_loc): ... this. Add locus argument. Pass it on to
12140 gen_rtx_ASM_INPUT_loc.
12141 (expand_asm_expr): Adjust.
12142 * recog.c (decode_asm_operands): Add loc operand.
12143 (check_asm_operands, extract_insn): Adjust.
12144 * reload1.c (maybe_fix_stack_asms): Likewise.
12145 * final.c (asm_insn_count): Likewise.
12146 (final_scan_insn): Output # line before and after asm.
12148 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
12150 * tree-ssa-structalias.c (variable_info): Remove
12152 (new_var_info): Ditto.
12153 (shared_bitmap_info_t): New structure.
12154 (shared_bitmap_table): New variable.
12155 (shared_bitmap_hash): New function.
12156 (shared_bitmap_eq): Ditto
12157 (shared_bitmap_lookup): Ditto.
12158 (shared_bitmap_add): Ditto.
12159 (merge_smts_into): Change to take bitmap directly.
12160 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
12161 (init_alias_vars): Init shared bitmap hashtable.
12162 (delete_points_to_sets): Delete shared bitmap hashtable.
12163 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
12164 is_aliased removal as a change that was still necessary was
12167 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
12169 * config/i386/i386.h (override_options): Conditionally disable
12170 x86_sahf for 64bit targets only.
12172 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12175 * c-decl.c (merge_decls): Don't call make_var_volatile.
12176 * varasm.c (make_var_volatile): Remove.
12177 * output.h (make_var_volatile): Remove.
12179 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12181 PR tree-optimization/31085
12182 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12184 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12186 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12187 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12188 ATTR_CONST_NOTHROW_LIST.
12190 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12193 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12195 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12197 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12200 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12202 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12203 passed, use shared libgcc.
12205 2007-03-08 Roger Sayle <roger@eyesopen.com>
12207 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12208 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12209 (honor_protect_cleanup_actions, lower_try_finally_switch):
12211 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12212 ifc_temp_var): Likewise.
12213 * tree-inline.c (setup_one_parameter): Likewise.
12214 * tree-mudflap.c (mf_decl_cache_locals,
12215 mf_build_check_statement_for): Likewise.
12216 * tree-nested.c (init_tmp_var, save_tmp_var,
12217 finalize_nesting_tree_1): Likewise.
12218 * tree-outof-ssa.c (insert_copy_on_edge,
12219 insert_backedge_copies): Likewise.
12220 * tree-profile.c (tree_gen_edge_profiler,
12221 tree_gen_ic_profiler): Likewise.
12222 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12223 * tree-sra.c (sra_build_assignment): Likewise.
12224 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12225 * tree-ssa-math-opts.c (insert_reciprocals,
12226 execute_cse_sincos_1): Likewise.
12227 * tree-tailcall.c (adjust_accumulator_values,
12228 adjust_return_value): Likewise.
12229 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12230 * tree-vect-transform.c (vect_create_data_ref_ptr,
12231 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12232 vect_create_epilog_for_reduction, vectorizable_reduction,
12233 vectorizable_call, vectorizable_conversion,
12234 vectorizable_assignment, vectorizable_operation,
12235 vectorizable_type_demotion, vect_gen_widened_results_half,
12236 vect_permute_store_chain, vectorizable_store,
12237 vect_setup_realignment, vect_permute_load_chain,
12238 vectorizable_load, vectorizable_condition,
12239 vect_create_cond_for_align_checks): Likewise.
12240 * tree-vrp.c (build_assert_expr_for): Likewise.
12242 2007-03-08 Ian Lance Taylor <iant@google.com>
12244 * tree-vrp.c: Include "intl.h".
12245 (usable_range_p): New static function.
12246 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12247 overflowed values, juts set *strict_overflow_p.
12248 (compare_values): Only return -2 if one of the operands is not a
12250 (compare_ranges): Call usable_range_p.
12251 (compare_range_with_value): Likewise.
12252 (vrp_evaluate_conditional_warnv): Rename from
12253 vrp_evaluate_conditional. Make static. Change all callers.
12254 (vrp_evaluate_conditional): New function.
12255 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12256 on signed overflow.
12257 (simplify_abs_using_ranges): Likewise.
12258 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12259 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12260 within_stmt parameter.
12261 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12262 vrp_evaluate_conditional.
12263 * tree-ssa-threadedge.c
12264 (record_temporary_equivalences_from_stmts_at_dest): Change
12265 simplify parameter to take a second tree parameter.
12266 (simplify_control_stmt_condition): Likewise.
12267 (thread_across_edge): Likewise.
12268 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12269 (thread_across_edge): Likewise.
12270 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12272 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12274 * config/i386/i386.h (TARGET_SAHF): New define.
12275 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12276 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12277 (x86_sahf): New global variable.
12278 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12279 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12280 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12281 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12283 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12284 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12285 when expanding fcomi/sahf based tests.
12286 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12287 expanding sahf based alternative. Emit sahf based sequence when
12288 optimizing for code size.
12289 * config/i386/i386.md (x86_sahf_1): Do not disable for
12290 TARGET_64BIT, enable for TARGET_SAHF.
12292 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12294 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12295 spurious whitespace from error message.
12297 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12300 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12302 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12304 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12306 * tree-sra.c (instantiate_element): Propagate disabled warnings
12307 from the element itself to the created variable.
12309 2007-03-07 Richard Henderson <rth@redhat.com>
12312 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12313 silently fix up the stack in the case of a missing register.
12315 2007-03-07 Paul Brook <paul@codesourcery.com>
12317 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12319 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12321 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12323 (phase1_vrs): Use them.
12324 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12325 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12326 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12327 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12328 __gnu_Unwind_Restore_WMMXC if required.
12329 (_Unwind_VRS_Pop): Implement iWMMXt support.
12330 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12331 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12332 gnu_Unwind_Save_WMMXC): Define.
12334 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12336 * config/vxworks.h (vxworks_override_options): Declare.
12337 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12338 * config/vxworks.c: Include target.h and toplev.h.
12339 (vxworks_override_options): New function.
12340 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12342 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12344 * config/s390/s390.c (override_options): Don't emit an error when
12345 -mstack-size is used without providing -mstack-guard.
12346 (s390_emit_prologue): Choose stack_guard value automatically if not
12347 provided via command line.
12348 * doc/invoke.texi: Adjust description of -mstack-guard and
12351 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12353 * config/i386/i386.c (output_set_got): Add a GOT initialization
12354 sequence for VxWorks PIC.
12355 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12356 around labels as well as symbols. Use gotoff_operand instead
12357 of local_symbolic_operand.
12358 (legitimize_pic_address): Use gotoff_operand instead of
12359 local_symbolic_operand. Use @GOT accesses for labels as
12361 (ix86_output_addr_diff_elt): Use PC-relative rather than
12362 GP-relative offsets for VxWorks PIC.
12363 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12364 no_new_pseudos. Check whether the returned register is op0.
12365 * config/i386/i386.md (tablejump): Use PC-relative rather than
12366 GP-relative offsets for VxWorks PIC.
12367 * config/i386/predicates.md (gotoff_operand): New predicate.
12369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12371 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12373 * config/vxworks-dummy.h: New file.
12374 * config/i386/i386.h: Include it.
12376 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12378 * dwarf2out.c (is_inlined_entry_point): New
12379 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12380 DW_AT_ranges if the first subblock is the entry point.
12382 2007-03-06 David Daney <ddaney@avtrex.com>
12384 * doc/install.texi (mips-*-*): Change recommended binutils
12387 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12389 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12390 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12392 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12393 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12395 2007-03-06 Jan Hubicka <jh@suse.cz>
12397 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12398 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12400 (probably_cold_bb_p): Cold functions are cold.
12401 (probably_never_executed_bb_p): Cold functions are cold.
12402 (tree_bb_level_predictions): Predict calls to cold functions as not
12404 (compute_function_frequency): Check hot/cold attributes.
12405 * function.h (function_frequency): Update comments.
12406 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12407 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12408 (c_common_att): Add cold and hot.
12410 * doc/extend.texi (hot,cold attributes): Document.
12412 2007-03-06 Andrew Haley <aph@redhat.com>
12414 * function.c (expand_function_end): Move blockage to just after we
12415 emit the label for the naked return from the function.
12417 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12419 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12422 2007-03-06 Jan Hubicka <jh@suse.cz>
12424 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12425 loaded for constant large models. Non-large 64bit PIC can do.
12426 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12427 * cmodel.h: Add LARGE PIC.
12428 * i386.md (UNSPEC_PLTOFF): New.
12429 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12431 (*call_1_rex64): Disable for large models.
12432 (*call_1_rex64_large): New.
12433 (*call_value_1_rex64): Disable for large models.
12434 (*call_value_1_rex64_large): New.
12435 (set_rip_rex4): New.
12436 (set_got_offset_rex64): New.
12437 * predicates.md (constant_call_address_operand): For large model
12438 constant calls are not possible.
12439 * i386-protos.h (construct_plt_address): Declare.
12440 * i386.c (override_options): Accept large models.
12441 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12442 (legitimate_constant_p): Add new UNSPECs.
12443 (legitimate_pic_operand_p): Likewise.
12444 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12445 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12447 (output_pic_addr_const): Add PLTOFF.
12448 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12449 (ix86_expand_move): Legitimize pic address when in PIC mode.
12450 (construct_plt_address): New function.
12451 (ix86_expand_call): Offload the address to register and use GOT
12452 pointer for large model.
12453 * invoke.texi (mcmodel=large): Update documentation.
12455 2007-03-06 Richard Henderson <rth@redhat.com>
12457 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12458 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12459 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12460 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12461 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12462 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12463 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12464 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12465 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12466 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12467 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12468 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12469 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12470 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12471 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12472 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12473 x86_schedule, x86_use_bt, x86_pad_returns,
12474 x86_use_xchgb): Merge into ...
12475 (ix86_tune_features): ... here. New array.
12476 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12477 x86_bswap): Merge into ...
12478 (ix86_arch_features): ... here. New array.
12479 (x86_3dnow_a): Remove.
12480 (x86_accumulate_outgoing_args): Make static.
12481 (x86_arch_always_fancy_math_387): Make static.
12482 (ix86_tune_mask, ix86_arch_mask): Move ...
12483 (override_options): ... to local variables here. Apply the
12484 appropriate mask to each element of ix86_arch_features and
12485 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12486 as were done in the old macros.
12487 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12488 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12489 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12490 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12491 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12492 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12493 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12494 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12495 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12496 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12497 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12499 x86_accumulate_outgoing_args, x86_prologue_using_move,
12500 x86_epilogue_using_move, x86_decompose_lea,
12501 x86_arch_always_fancy_math_387, x86_shift1,
12502 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12503 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12504 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12505 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12506 x86_use_incdec, x86_pad_returns, x86_bswap,
12507 x86_partial_flag_reg_stall): Remove.
12508 (enum ix86_tune_indices): New.
12509 (ix86_tune_features): New.
12510 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12511 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12512 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12513 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12514 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12515 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12516 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12517 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12518 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12519 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12520 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12521 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12522 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12523 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12524 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12525 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12526 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12527 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12528 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12529 TARGET_EXT_80387_CONSTANTS): Use it.
12530 (enum ix86_arch_indices): New.
12531 (ix86_arch_features): New.
12532 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12533 TARGET_BSWAP): Use it.
12534 (ix86_tune_mask, ix86_arch_mask): Remove.
12536 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12539 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12540 Define using $${sysroot_headers_suffix}.
12541 * configure: Regenerate.
12542 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12543 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12545 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12546 * gcc.c (print_sysroot_headers_suffix): New.
12547 (option_map): Include --print-sysroot-headers-suffix.
12548 (display_help): Mention -print-sysroot-headers-suffix.
12549 (process_command): Handle -print-sysroot-headers-suffix.
12550 (do_spec_1): Append multilib directory to include-fixed path if
12551 sysroot suffixes in use.
12552 (main): Handle -print-sysroot-headers-suffix.
12553 * Makefile.in (start.encap): Don't depend on xlimits.h
12554 (xlimits.h): Remove.
12555 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12556 limits.h for each multilib in fixinc_list.
12557 (fixinc_list, s-fixinc_list): New.
12558 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12559 generate them for each multilib in fixinc_list.
12560 (stmp-fixproto): Use include-fixed. Run fixproto for each
12561 multilib in fixinc_list.
12562 (mostlyclean): Don't remove xlimits.h.
12563 (clean): Remove include-fixed.
12564 (real-install-headers-tar, real-install-headers-cpio,
12565 real-install-headers-cp): Don't copy include, only include-fixed.
12566 (install-mkheaders): Depend on fixinc_list. Don't depend on
12567 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12568 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12569 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12571 2007-03-06 Jan Hubicka <jh@suse.cz>
12573 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12578 * configure.ac: Allow tm_file to contain build-directory files.
12579 * configure: Regenerate.
12580 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12581 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12582 * config/m68k/print-sysroot-suffix.sh: New file.
12584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12586 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12587 of pic_offset_table_rtx if reload_completed.
12588 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12589 PIC_OFFSET_TABLE_REGNUM.
12590 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12592 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12593 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12597 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12598 functions that call eh_return.
12600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12602 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12603 functions that need a constant pool.
12605 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12608 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12609 (m68k_preferred_reload_class): Likewise.
12610 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12611 (SECONDARY_RELOAD_CLASS): Define.
12612 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12613 (LIMIT_RELOAD_CLASS): Delete.
12614 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12615 registers from storing bytes.
12616 (m68k_secondary_reload_class): New function.
12617 (m68k_preferred_reload_class): Likewise.
12619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12621 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12623 (m68k_expand_prologue): Likewise.
12625 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12627 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12628 (mips_expand_epilogue): Add a bool parameter.
12629 (m68k_legitimize_sibcall_address): Declare.
12630 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12631 (m68k_expand_epilogue): Add a parameter to select between sibling
12632 and normal epilogues. Only generate a return for the latter.
12633 (m68k_ok_for_sibcall_p): New function.
12634 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12635 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12636 (sibcall_value, *sibcall_value): Likewise.
12637 (*call, *call_value): Require !SIBLING_CALL_P.
12638 (epilogue): Update call to m68k_expand_epilogue.
12639 (sibcall_epilogue): New pattern.
12640 * config/m68k/predicates.md (const_call_operand): Say that this
12641 predicate applies to sibling calls too.
12642 (sibcall_operand): New predicate.
12644 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12646 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12647 alternatives as movsi_cf.
12648 (movsf_cf_hard): Add commentary.
12650 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12651 Richard Sandiford <richard@codesourcery.com>
12653 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12654 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12655 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12656 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12657 as being live on exit from an interrupt function.
12658 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12659 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12660 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12661 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12662 (m68k_interrupt_function_p): Globalize.
12663 (m68k_compute_frame_layout): Remove reverse mask code.
12664 (m68k_emit_movem, m68k_set_frame_related): New functions.
12665 (m68k_output_function_prologue): Delete in favor of...
12666 (m68k_expand_prologue): ...this new function.
12667 (m68k_output_function_epilogue): Delete in favor of...
12668 (m68k_expand_epilogue): ...this new function.
12669 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12671 (print_operand): Handle %?.
12672 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12673 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12674 (prologue, epilogue): New patterns.
12675 (return): Turn into a define_expand.
12676 (*return): New pattern, derived from old "return" pattern. Use rte
12677 rather than rts for interrupt functions. Only use rtd if the pop
12679 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12680 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12681 (link, *link, unlink, *unlink, load_got): Likewise.
12683 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12687 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12688 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12689 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12690 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12691 and m68k_matches_u_p.
12692 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12693 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12694 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12695 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12696 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12697 (REG_STRICT_P): New macro.
12698 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12699 PCREL_GENERAL_OPERAND_OK.
12700 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12701 m68k_legitimate_base_reg_p.
12702 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12703 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12704 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12705 * config/m68k/m68k.c (m68k_address): New structure.
12706 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12707 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12708 (m68k_jump_table_ref_p, m68k_decompose_address)
12709 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12710 (m68k_matches_u_p): New functions.
12711 (print_operand_address): Rewrite to use m68k_decompose_index.
12713 2007-03-05 David Taylor <dtaylor@emc.com>
12715 * gcc.c: Correct copyright date in --version output.
12717 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12719 * pa.md: In unamed move patterns, disparge copies between general
12720 and floating point registers using '?' modifier. Don't include 'f'
12721 constraint for register preferences in DImode, SImode, HImode and
12722 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12723 Remove constraints for copies between general and floating registers
12724 in soft-float DFmode pattern.
12725 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12729 2007-03-05 Mike Stump <mrs@apple.com>
12731 * c-common.c (targetcm): Add.
12732 * c-opts.c (c_common_handle_option): Handle language specific
12734 * opts.c (handle_option): Verify language for target options, if
12736 * opth-gen.awk: Add CL_LANG_ALL.
12737 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12738 (TARGETCM_INITIALIZER): Add.
12739 * target.h (struct gcc_targetcm): Add.
12741 * targhooks.c (default_handle_c_option): Add.
12742 * targhooks.h (default_handle_c_option): Add.
12743 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12745 * config/darwin.opt (iframework): Add.
12746 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12747 * config/darwin-c.c (handle_c_option): Add.
12748 (TARGET_HANDLE_C_OPTION): Add.
12750 * doc/invoke.texi (Darwin Options): Add -iframework.
12752 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12754 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12757 2007-03-05 Ian Lance Taylor <iant@google.com>
12759 * c.opt (fgnu89-inline): New option.
12760 * c-opts.c (c_common_post_options): Set default value for
12762 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12763 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12765 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12766 (grokdeclarator, start_function): Likewise.
12767 * c-cppbuiltin.c (c_cpp_builtins): Define either
12768 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12769 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12770 (C Dialect Options): Document -fgnu89-inline.
12771 * doc/extend.texi (Function Attributes): Explain what the
12772 gnu_inline attribute does.
12773 * doc/cpp.texi (Common Predefined Macros): Document
12774 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12776 2007-03-05 Ian Lance Taylor <iant@google.com>
12778 PR tree-optimization/31034
12779 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12780 half-range if the other side is an overflow infinity.
12782 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12784 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12785 (bfin*-linux-uclibc*): New configuration.
12786 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12788 * config/bfin/linux.h: New file.
12789 * config/bfin/libgcc-bfin.ver: New file.
12790 * config/bfin/t-bfin-uclinux: New file.
12791 * config/bfin/t-bfin-linux: New file.
12792 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12793 (TARGET_OS_CPP_BUILTINS): New macro.
12795 2007-03-05 Richard Guenther <rguenther@suse.de>
12797 * fold-const.c (fold_binary): Remove duplicate folding
12798 of comparison of non-null ADDR_EXPR against null.
12800 2007-03-05 Richard Guenther <rguenther@suse.de>
12801 Dorit Nuzman <dorit@il.ibm.com>
12803 PR tree-optimization/26420
12804 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12805 are no loops in the function. Only print the number of
12806 vectorized loops if it is greater than zero or we are supposed
12807 to print information about unvectorized loops.
12809 2007-03-05 Revital Eres <eres@il.ibm.com>
12811 * gcc.dg/var-expand1.c: New test.
12812 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12813 when an accumulator is expanded.
12815 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12818 * c-common.c (convert_and_check): Don't give warnings for
12819 conversion if 'expr' already overflowed.
12821 2007-03-04 Roger Sayle <roger@eyesopen.com>
12823 PR middle-end/30744
12824 * fold-const.c (fold_comparison): Enforce type consistency when
12825 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12827 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12829 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12830 containing a cast to the base of TARGET_MEM_REF.
12832 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12834 * tree.c (tree_contains_struct_check_failed): Remove spurious
12835 whitespace from error message.
12837 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12840 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12841 instead of precision.
12843 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12844 Nathan Sidwell <nathan@codesourcery.com>
12846 * emit-rtl.c (find_auto_inc): New.
12847 (try_split): recreate REG_INC notes,
12848 Use regular for loops rather than whiles.
12850 2007-03-03 Andreas Schwab <schwab@suse.de>
12852 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12853 * configure: Regenerate.
12855 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12857 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12858 flag_rounding_math, not flag_unsafe_math_optimizations.
12860 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12862 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12863 alpha_fold_vector_minmax): Likewise.
12864 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12865 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12867 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12869 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12870 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12871 if the lhs has side-effects.
12872 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12874 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12876 * config/i386/i386.h (TUNEMASK): Remove define.
12877 (ARCHMASK): Remove define.
12878 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12879 Use ix86_arch_mask variable instead of ARCHMASK.
12880 * config/i386/i386.c (override_options): Ditto.
12881 (standard_80387_constant_p): Ditto.
12883 2007-03-02 Ian Lance Taylor <iant@google.com>
12885 Used signed infinities in VRP.
12886 * tree-vrp.c (uses_overflow_infinity): New static function.
12887 (supports_overflow_infinity): New static function.
12888 (make_overflow_infinity): New static function.
12889 (negative_overflow_infinity): New static function.
12890 (positive_overflow_infinity): New static function.
12891 (is_negative_overflow_infinity): New static function.
12892 (is_positive_overflow_infinity): New static function.
12893 (is_overflow_infinity): New static function.
12894 (overflow_infinity_range_p): New static function.
12895 (compare_values_warnv): New function split out of compare_values.
12896 (compare_value): Call it.
12897 (set_value_range_to_nonnegative): Add overflow_infinity
12898 parameter. Change caller.
12899 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12901 (vrp_expr_computes_nonzero): Likewise.
12902 (compare_ranges, compare_range_with_value): Likewise.
12903 (compare_name_with_value, compare_names): Likewise.
12904 (vrp_evaluate_conditional): Likewise.
12905 (set_value_range): Handle infinity
12906 (vrp_operand_equal_p, operand_less_p): Likewise.
12907 (extract_range_from_assert): Likewise.
12908 (vrp_int_const_binop): Likewise.
12909 (extract_range_from_binary_expr): Likewise.
12910 (extract_range_from_unary_expr): Likewise.
12911 (extract_range_from_comparison): Likewise.
12912 (extract_range_from_expr): Likewise.
12913 (dump_value_range): Likewise.
12914 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12915 (test_for_singularity): Likewise.
12916 (vrp_int_const_binop): Remove inline qualifier.
12917 (adjust_range_with_scev): Add comment.
12918 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12920 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12922 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12923 (get_constraint_for): Likewise.
12924 (do_structure_copy): Likewise.
12925 (find_func_aliases): Fix references to MODIFY_EXPR.
12926 (intra_create_variable_infos): Tidy.
12927 * tree-ssa-operands.c (add_virtual_operand): Add argument
12929 When adding members of alias sets, if IS_CALL_SITE is true and
12930 the symbol is not call-clobbered, skip it.
12931 Adjust all callers.
12933 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12935 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12936 entry by means of emit_insn_at_entry.
12938 2007-03-02 Richard Henderson <rth@redhat.com>
12940 * expr.h (promoted_input_arg): Remove decl.
12941 * function.c (promoted_input_arg): Merge into ...
12942 * combine.c (setup_incoming_promotions): ... only caller.
12943 Rearrange to avoid double loop.
12945 2007-03-02 Ben Elliston <bje@au.ibm.com>
12946 Peter Bergner <bergner@vnet.ibm.com>
12947 Janis Johnson <janis187@us.ibm.com>
12949 * config/rs6000/dfp.md: New file.
12950 * config/rs6000/rs6000.md: Include dfp.md.
12951 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12952 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12953 and TDmode decimal float modes in FP registers.
12954 (num_insns_constant): Likewise.
12955 (rs6000_legitimate_offset_address_p): Likewise.
12956 (rs6000_legitimize_address): Likewise.
12957 (rs6000_legitimize_reload_address): Likewise.
12958 (rs6000_legitimate_address): Likewise.
12959 (rs6000_emit_move): Likewise.
12960 (function_arg_boundary): Likewise.
12961 (function_arg_advance): Likewise.
12962 (rs6000_darwin64_record_arg_recurse): Likewise.
12963 (function_arg): Likewise.
12964 (rs6000_gimplify_va_arg): Likewise.
12965 (rs6000_split_multireg_move): Likewise.
12966 (rs6000_output_function_epilogue): Likewise.
12967 (rs6000_output_function_epilogue): Likewise.
12968 (rs6000_register_move_cost): Likewise.
12969 (rs6000_function_value): Likewise.
12970 (rs6000_libcall_value): Likewise.
12972 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12974 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12976 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12978 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12979 Use $MULTIDIR to choose between the kernel and RTP headers,
12980 and use $WIND_BASE and $WIND_USR to locate them.
12982 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/i386.c (override_options): Put initialization of
12985 ix86_tune_mask and ix86_arch_mask to the correct place.
12987 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12988 Michael Meissner <michael.meissner@amd.com>
12991 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12992 (ARCHMASK): Define.
12993 (TARGET_CMOVE): Use ARCHMASK.
12994 (TARGET_CMPXCHG): Ditto.
12995 (TARGET_CMPXCHG8B): Ditto.
12996 (TARGET_XADD): Ditto.
12997 (TARGET_BSWAP): Ditto.
12998 * config/i386/i386.c (ix86_tune_mask): New global variable.
12999 (ix86_arch_mask): Ditto.
13000 (override_options): Initialize ix86_tune_mask and
13001 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
13004 2007-03-02 Ben Elliston <bje@au.ibm.com>
13007 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
13009 2007-03-02 Joseph Myers <joseph@codesourcery.com>
13011 * target.h (init_dwarf_reg_sizes_extra): New target hook.
13012 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
13013 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
13014 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
13016 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
13017 rs6000_init_dwarf_reg_sizes_extra): New.
13018 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
13019 SPE register high parts.
13021 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
13023 * Makefile.in: Add install-pdf target as
13024 copied from automake v1.10 rules.
13025 * configure.ac: Add install-pdf to target list.
13026 * configure: Regenerate.
13028 2007-03-01 Paul Brook <paul@codesourcery.com>
13030 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
13031 modes to LDRD for DImode.
13032 (output_move_double): Fixup out of range ldrd/strd.
13033 (vfp_secondary_reload_class): Rename...
13034 (coproc_secondary_reload_class): ... to this. Add wb argument.
13035 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
13036 coproc_secondary_reload_class for CLASS_IWMMXT.
13037 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
13038 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13040 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13042 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
13043 unroll factor by the estimated number of iterations.
13044 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
13045 than prefetch latency.
13047 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
13048 decode_caches_intel, detect_caches_intel): New functions.
13049 (host_detect_local_cpu): Use detect_caches_amd and
13050 detect_caches_intel.
13052 2007-03-01 Richard Henderson <rth@redhat.com>
13054 * expr.c (emit_move_complex_push): Export.
13055 (emit_move_complex_parts): Split out from ...
13056 (emit_move_complex): ... here.
13057 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
13058 * config/i386/i386.md (movcdi): New.
13060 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
13063 size of mode1 to check for tieable modes in MMX case.
13065 2007-03-01 Richard Sandiford <richard@codesourcery.com>
13067 * Makefile.in (rtlanal.o): Depend on tree.h.
13068 * rtl.h (offset_within_section_p, split_const): Declare.
13069 * rtlanal.c: Include tree.h.
13070 (offset_within_block_p): New function, taken from
13071 mips_offset_within_object_p.
13072 (split_const): New function, taken from mips_split_const.
13073 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
13075 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13076 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
13077 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
13078 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
13079 (m68k_illegitimate_symbolic_constant_p): New function.
13080 * config/m68k/m68k.md (movsi): Remove misleading predicates.
13081 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
13082 symbolic constant that might be outside the symbol's section,
13083 move the symbol first and then add the offset.
13084 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
13086 * config/mips/mips.c (mips_split_const): Delete.
13087 (mips_offset_within_object_p): Delete.
13088 (mips_symbolic_constant_p): Use offset_within_section_p and
13089 split_const instead of mips_offset_within_object_p and
13091 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
13092 (mips_legitimize_const_move, print_operand_reloc)
13093 (mips_dangerous_for_la25_p): Use split_const instead of
13096 2007-02-28 Eric Christopher <echristo@apple.com>
13098 * Makefile.in (install-include-dir): Don't rm -rf include.
13100 2007-02-28 Richard Guenther <rguenther@suse.de>
13102 PR middle-end/30364
13103 * fold-const.c (fold_binary): Do not associate expressions
13104 with more than one variable for integer types that do not wrap.
13106 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13108 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
13109 Delete, and replace with...
13110 (fold_builtin_call_array): This. Update callers to use it.
13111 * fold-const.c (fold_build_call_list): Delete, and replace with...
13112 (fold_build_call_array): This.
13113 (fold_build_call_list_initializer): Delete, and replace with...
13114 (fold_build_call_array_initializer): This.
13115 * tree.h: Update declarations to reflect above changes.
13117 * c-typeck.c (build_function_call): Store converted arguments
13118 in a stack-allocated array instead of building a list.
13119 (convert_arguments): Store arguments in the array passed in as an
13120 argument, and return the actual number of arguments.
13121 * c-format.c: (check_function_format): Pass arguments in an
13122 array instead of a list.
13123 * c-common.c (check_function_nonnull): Likewise.
13124 (check_function_sentinel): Likewise.
13125 (check_function_arguments): Likewise.
13126 * c-common.h: Update declarations to reflect above changes.
13128 2007-02-28 Jan Hubicka <jh@suse.cz>
13130 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
13131 PRED_NEGATIVE_RETURN): Update outcomes.
13133 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
13135 * calls.c (emit_library_call_value_1): Handle partial registers
13136 correctly when building up CALL_INSN_FUNCTION_USAGE.
13138 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13140 * pa/predicates.md (move_src_operand): Allow zero for mode.
13141 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
13144 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
13148 *movv2df_internal): Enable pattern only for valid operand
13150 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
13151 tie only 128bit modes. For MMX registers, tie only 64bit modes.
13153 2007-02-27 Mike Stump <mrs@apple.com>
13155 * config/darwin-crt3.c: Avoid compilation when compiling for a
13158 2007-02-27 Joseph Myers <joseph@codesourcery.com>
13160 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
13162 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
13163 for fixed headers and limits.h.
13164 (install-include-dir, install-headers-tar, install-headers-cpio,
13165 install-headers-cp, real-install-headers-tar,
13166 real-install-headers-cpio, real-install-headers-cp): Handle
13167 include-fixed as well as include.
13168 (install-mkheaders): Don't install files that go only in include
13170 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
13171 from GCC_INCLUDE_DIR.
13172 * gcc.c (process_command): Remove special -BstageN/ handling.
13173 (do_spec_1): Add include-fixed directories.
13175 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13177 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13179 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13181 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13184 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13186 * c-common.c (get_priority): Add check for
13187 SUPPORTS_INIT_PRIORITY.
13189 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13191 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13193 * config/bfin/bfin.c: Include "cfglayout.h".
13194 (MAX_LSETUP_DISTANCE): New macro.
13195 (struct loop_info): New members incoming, incoming_src and
13196 incoming_dest. Delete member predecessor.
13197 (length_for_loop): New function.
13198 (bfin_optimize_loop): Handle more different loop structures.
13199 (bfin_discover_loop): Rework detection of predecessor blocks by
13200 examining incoming edges.
13201 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13203 (bfin_reorder_loops): New function.
13204 (bfin_reorg_loops): Use these three new functions.
13206 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13207 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13208 (CONSTRAINT_LEN): Add entry for 'q'.
13209 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13210 Add 'q' constraints.
13211 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13212 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13214 * config/bfin/bfin.md (add_with_carry): New pattern.
13215 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13216 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13217 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13218 support unsigned multiplies too. Removed incorrect commutativity from
13219 operand 1 constraint where appropriate.
13220 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13222 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13223 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13225 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13226 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13227 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13228 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13229 usmulhisi_hh_huh): New patterns.
13231 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13232 lshifthi3): Fix output template to use half reg for operand 2.
13234 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13237 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13239 2007-02-27 Andreas Schwab <schwab@suse.de>
13241 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13243 2007-02-27 Jan Hubicka <jh@suse.cz>
13245 * predict.c (last_basic_block_p): Remove.
13246 (tree_estimate_probability): Update return heuristic for commonized
13249 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13251 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13253 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13255 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13256 * doc/cpp.texi: Standardize title page.
13257 * doc/cppinternals.texi: Likewise.
13258 * doc/gcc.texi: Standardize title page, remove version number
13259 from copyright page.
13260 * doc/gccint.texi: Likewise.
13261 * doc/install.texi: Standardize title page, add table of
13264 2007-02-26 Jan Hubicka <jh@suse.cz>
13266 * predict.def: Set outcomes according to more recent results.
13267 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13268 Remove dead predictors.
13269 * predict.c (return_prediction): Fix pasto.
13271 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13273 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13274 change; avoid a memory leak when returning early.
13276 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13278 * c-decl.c (static_ctors): Move to c-common.c.
13279 (static_dtors): Likewise.
13280 (finish_function): Use c_record_cdtor_fn.
13281 (build_cdtor): Move to c-common.c.
13282 (c_write_global_declarations): Use c_build_cdtor_fns.
13283 * c-common.h (static_ctors): Declare.
13284 (static_dtors): Likewise.
13285 (c_record_cdtor_fn): Likewise.
13286 (c_build_cdtor_fns): Likewise.
13287 * c-common.c (static_ctors): New variable.
13288 (static_dtors): Likewise.
13289 (c_record_cdtor_fn): New function.
13290 (build_cdtor): Move from c-decl.c
13291 (c_build_cdtor_fns): New function.
13293 * output.h (assemble_addr_to_section): Declare.
13294 (get_cdtor_priority_section): Likewise.
13295 * varasm.c (assemble_addr_to_section): New function.
13296 (get_cdtor_priority_section): Likewise.
13297 (default_named_section_asm_out_destructor): Use them.
13298 (destor_dtor_section_asm_out_destructor): Likewise.
13299 (default_named_section_asm_out_constructor): Likewise.
13300 (default_ctor_section_asm_out_constructor): Likewise.
13301 * config.gcc (*-*-vxworks*): Include vxworks.o.
13302 * config/t-vxworks (vxworks.o): New target.
13303 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13304 (TARGET_ASM_CONSTRUCTOR): Define.
13305 (TARGET_ASM_DESTRUCTOR): Likewise.
13306 (vxworks_asm_out_constructor): Declare.
13307 (vxworks_asm_out_destructor): Likewise.
13309 * c-common.c (get_priority): Check that we have not just an
13310 INTEGER_CST, but an integer constant with integeral type.
13312 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13314 PR tree-optimization/30938
13315 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13316 use &dt[nargs-1] instead of &dt[nargs] in the call to
13317 vect_is_simple_use().
13319 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13321 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13322 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13323 Do not attempt to handle MEM inside auto-inc expressions.
13324 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13325 of a register modified by an auto-inc expression. However, do handle
13326 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13327 (elimination_effects): Prohibit elimination of a register modified
13328 by an auto-inc expression. Disable register elimination rules whose
13329 target register is modified by an auto-inc expression with variable
13332 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13334 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13336 (array_at_struct_end_p): New function.
13337 (idx_infer_loop_bounds): Use it.
13338 (estimate_numbers_of_iterations_loop): Export.
13339 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13340 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13341 (tree_estimate_probability): Call record_loop_exits.
13342 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13343 (estimated_loop_iterations, estimated_loop_iterations_int,
13344 estimated_loop_iterations_tree): New functions.
13345 (analyze_siv_subscript_cst_affine,
13346 compute_overlap_steps_for_affine_1_2,
13347 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13348 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13349 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13350 (PRED_LOOP_ITERATIONS_GUESSED): New.
13351 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13352 * cfgloop.h (estimate_numbers_of_iterations_loop,
13353 estimated_loop_iterations_int): Declare.
13355 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13357 * doc/extend.texi: Document optional priority argument to
13358 constructors and destructors.
13359 * tree.c (init_priority_for_decl): Adjust GTY markers.
13360 (init_ttree): Use priority-info hash functions for
13361 init_priority_for_decl.
13362 (tree_map_eq): Rename to ...
13363 (tree_map_base_eq): ... this.
13364 (tree_map_marked_p): Rename to ...
13365 (tree_map_base_marked_p): ... this.
13366 (tree_map_base_hash): New function.
13367 (decl_init_priority_lookup): Rework.
13368 (decl_fini_priority_lookup): New function.
13369 (decl_priority_info): New function.
13370 (decl_init_priority_insert): Use it.
13371 (decl_fini_priority_insert): Likewise.
13372 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13374 (decl_restrict_base_insert): Likewise.
13375 (decl_debug_expr_insert): Likewise.
13376 (decl_value_expr_lookup): Likewise.
13377 (decl_value_expr_insert): Likewise.
13378 * tree.h (priority_type): New type.
13379 (decl_init_priority_lookup): Use priority_type.
13380 (decl_fini_priority_lookup): New function.
13381 (decl_init_priority_insert): Use priority_type.
13382 (decl_fini_priority_insert): New function.
13383 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13384 (DECL_INIT_PRIORITY): Likewise.
13385 (SET_DECL_INIT_PRIORITY): Add comment.
13386 (DECL_FINI_PRIORITY): New macro.
13387 (SET_DECL_FINI_PRIORITY): Likewise.
13388 (DEFAULT_INIT_PRIORITY): Document.
13389 (MAX_INIT_PRIORITY): Likewise.
13390 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13391 (tree_map_base): New type.
13392 (tree_map_base_eq): New function.
13393 (tree_map_base_hash): Likewise.
13394 (tree_map_base_marked_p): Likewise.
13395 (tree_map): Inherit from tree_map_base.
13396 (tree_map_eq): Make it a macro.
13397 (tree_map_marked_p): Likewise.
13398 (tree_int_map): Inherit from tree_map_base.
13399 (tree_int_map_eq): Make it a macro.
13400 (tree_int_map_hash): Likewise.
13401 (tree_int_map_marked_p): Likewise.
13402 (tree_priority_map): New type.
13403 (tree_priority_map_eq): New macro.
13404 (tree_priority_map_hash): Likewise.
13405 (tree_priority_map_marked_p): Likewise.
13406 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13408 (emutls_common_1): Likewise.
13409 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13410 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13411 of tree_map hierarchy.
13412 * tree-cfg.c (move_stmt_r): Likewise.
13413 (new_label_mapper): Likewise.
13414 * c-tree.h (c_expand_body): Move to ...
13415 * c-common.h (c_expand_body): ... here.
13416 * c-decl.c (c_expand_body): Move to ...
13417 * c-common.c (c_expand_body): ... here.
13418 (c_common_attribute_table): Allow 1 argument for the constructor
13419 and destructor attributes.
13420 (get_priority): New function.
13421 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13422 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13424 2007-02-24 Jan Hubicka <jh@suse.cz>
13426 PR middle-end/30509
13427 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13428 copying for inlining.
13430 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13431 Jan Hubicka <jh@suse.cz>
13434 * i386.c (counter_mode): New function.
13435 (expand_set_or_movmem_via_loop): Use it.
13436 (expand_movmem_epilogue): Likewise; fix pasto.
13437 (ix86_expand_movmem): Do emit guard even for constant counts.
13438 (ix86_expand_setmem): Likewise.
13440 2007-02-25 Nick Clifton <nickc@redhat.com>
13442 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13443 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13445 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13448 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13449 count argument with 0x10, not with 0x16.
13450 (expand_setmem_epilogue): Ditto.
13452 2007-02-24 Mike Stump <mrs@apple.com>
13454 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13457 2007-02-24 Richard Guenther <rguenther@suse.de>
13459 PR middle-end/30951
13460 * fold-const.c (fold_binary): Fold x +- CST op x for
13461 EQ_EXPR and NE_EXPR.
13463 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13465 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13467 2007-02-24 Jan Hubicka <jh@suse.cz>
13469 * cgraphunit.c (decide_is_function_needed): Honor
13470 -fkeep-inline-functions.
13472 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13474 * builtins.c (fold_builtin_modf): New.
13475 (fold_builtin_2): Use it.
13477 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13479 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13480 (determine_max_iter): Take additional LOOP arg; all callers changed.
13481 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13482 one using simplifications.
13483 (simplify_using_initial_values): Return if the expression becomes
13484 invalid due to altered regs.
13486 2007-02-23 DJ Delorie <dj@redhat.com>
13488 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13490 2007-02-23 Mike Stump <mrs@apple.com>
13492 * tlink.c (scan_linker_output): Parse linker messages from
13493 darwin9's linker better.
13495 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13498 * varpool.c (varpool_assemble_pending_decls): Set
13499 varpool_last_needed_node to null.
13501 2007-02-23 DJ Delorie <dj@redhat.com>
13503 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13504 alignment bigger than the object file can handle.
13506 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13509 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13510 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13511 (*movsf_1): Penalize MMX moves.
13513 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13515 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13516 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13518 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13520 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13522 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13523 (fold_builtin_1): Use them.
13524 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13525 BUILT_IN_SIGNIFICAND.
13527 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13529 * config/i386/i386.c (bdesc_1arg): Initialize
13530 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13531 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13532 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13533 and IX86_BUILTIN_MOVSLDUP.
13535 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13537 PR rtl-optimization/30841
13538 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13540 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13542 * builtins.c (fold_builtin_frexp): New.
13543 (fold_builtin_2): Use it.
13545 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13547 * doc/invoke.texi (Spec Files): Document getenv spec function.
13549 * gcc.c (getenv_spec_function): New function.
13550 (static_spec_functions): Add it.
13551 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13552 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13555 2007-02-22 Michael Matz <matz@suse.de
13558 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13559 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13561 2007-02-22 Ian Lance Taylor <iant@google.com>
13564 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13565 (mem_loc_descriptor): Call it.
13567 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13568 Ira Rosen <irar@il.ibm.com>
13570 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13572 2007-02-22 Ira Rosen <irar@il.ibm.com>
13574 PR tree-optimization/30843
13575 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13576 stores only after all the group is vectorized.
13578 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13580 PR tree-optimization/30858
13581 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13582 in the reduction cycle have a single use in the loop.
13583 * tree-vectorizer.h (relevant): Add documentation.
13585 2007-02-20 Mike Stump <mrs@apple.com>
13587 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13588 * configure: Regenerate.
13590 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13592 Change the defaults of some parameters and options.
13593 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13594 * config/spu/spu.c (spu_optimization_options): Add.
13595 (spu_override_options): Change params in spu_optimization_options.
13596 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13598 Register 127 is only 16 byte aligned when used as a frame pointer.
13599 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13600 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13601 HARD_FRAME_POINTER_REGNUM.
13602 (spu_legitimate_address): Use regno_aligned_for_reload.
13603 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13604 aligned when frame_pointer_needed is true.
13605 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13607 * config/spu/spu.h (INIT_EXPANDERS): Define.
13609 Make sure shift and rotate instructions have valid immediate operands.
13610 * config/spu/predicates.md (spu_shift_operand): Remove.
13611 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13612 * config/spu/constraints.md (W, O): Extend range.
13613 * config/spu/spu.md (umask, nmask): Define.
13614 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13615 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13616 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13617 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13618 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13619 (lshr<mode>3_reg): Fix rtl description.
13621 Make sure mulhisi immediate operands are valid.
13622 * config/spu/predicates.md (imm_K_operand): Add.
13623 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13625 Generate constants using fsmbi and andi.
13626 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13627 (print_operand, spu_split_immediate, classify_immediate,
13628 fsmbi_const_p): Handle IC_FSMBI2.
13630 Correctly handle a CONST_VECTOR containing symbols.
13631 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13632 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13633 (immediate_load_p): Allow symbols that use 2 instructions to create.
13634 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13635 with symbols when flag_pic is set.
13636 (const_vector_immediate_p): New.
13637 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13638 accept a CONST_VECTOR with symbols.
13639 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13640 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13642 * config/spu/spu.md (high, low): Delete.
13643 (low_<mode>): Define.
13645 Remove INTRmode and INTR_REGNUM, which didn't work.
13646 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13648 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13649 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13650 peephole2 pattern): Don't use INTR or 131.
13651 (movintrcc): Delete.
13652 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13653 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13654 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13655 (UNSPEC_SET_INTR): Add.
13656 * config/spu/spu-modes.def (INTR): Remove.
13658 More accurate warnings about run-time relocations.
13659 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13661 Correctly warn about immediate arguments to specific intrinsics.
13662 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13663 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13664 the instruction predicate.
13666 Fix tree check errors with latest update.
13667 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13669 (spu_expand_builtin): Use CALL_EXPR_FN.
13671 Add missing specific intrinsics.
13672 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13674 * config/spu/spu_internals.h: Ditto.
13676 Fix incorrect operand modifiers.
13677 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13678 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13680 Optimize one case of zero_extend of a vec_select.
13681 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13683 Accept any immediate for hbr.
13684 * config/spu/spu.md (hbr): Change s constraints to i.
13686 2007-02-21 Paul Brook <paul@codesourcery.com>
13688 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13689 condexec_count when skipping USE and CLOBBER.
13691 2007-02-21 Nick Clifton <nickc@redhat.com>
13693 * common.opt (Warray-bounds): Add Warning attribute.
13694 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13696 (fsized-zeroes): Add Optimization attribute.
13697 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13698 * c.opt (Wc++0x-compat): Add Warning attribute.
13700 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13702 PR middle-end/30761
13703 * reload1.c (eliminate_regs_in_insn): In the single_set special
13704 case, attempt to re-recognize the insn before falling back to
13705 having reload fix it up.
13707 2007-02-20 Eric Christopher <echristo@gmail.com>
13709 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13710 Rewrite accordingly.
13711 (frv_read_iacc_argument): Ditto.
13712 (frv_expand_set_builtin): Take a call instead of arglist, update for
13714 (frv_expand_unop_builtin): Ditto.
13715 (frv_expand_binop_builtin): Ditto.
13716 (frv_expand_cut_builtin): Ditto.
13717 (frv_expand_binopimm_builtin): Ditto.
13718 (frv_expand_voidbinop_builtin): Ditto.
13719 (frv_expand_int_void2arg): Ditto.
13720 (frv_expand_prefetches): Ditto.
13721 (frv_expand_voidtriop_builtin): Ditto.
13722 (frv_expand_voidaccop_builtin): Ditto.
13723 (frv_expand_load_builtin): Ditto.
13724 (frv_expand_store_builtin): Ditto.
13725 (frv_expand_mdpackh_builtin): Ditto.
13726 (frv_expand_mclracc_builtin): Ditto.
13727 (frv_expand_mrdacc_builtin): Ditto.
13728 (frv_expand_mwtacc_builtin): Ditto.
13729 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13732 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13734 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13735 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13737 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13738 point instructions.
13739 * configure: Regenerate.
13740 * config.in: Regenerate.
13741 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13742 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13743 masks to power6 and power6x and to POWERPC_MASKS.
13744 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13746 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13747 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13748 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13749 Access PROTOTYPE as variable, not mask.
13751 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13753 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13754 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13755 * combine.c (adjust_for_new_dest): Use it.
13756 * postreload.c (reload_combine): Likewise.
13758 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13760 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13761 notes on an insn with multiple sets, even if single_set returns
13762 non-NULL for that insn.
13764 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13766 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13767 scalbn and scalbln.
13769 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13771 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13772 if user didn't pass it.
13773 * config/i386/darwin.h (CC1_SPEC): Likewise.
13774 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13775 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13776 -mmacosx-version-min.
13778 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13779 Uros Bizjak <ubizjak@gmail.com>
13781 * optabs.h (enum optab_index): Add new OTI_scalb.
13782 (scalb_optab): Define corresponding macro.
13783 * optabs.c (init_optabs): Initialize scalb_optab.
13784 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13786 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13787 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13788 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13789 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13790 flag_unsafe_math_optimizations is set.
13792 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13793 to implement scalbf, scalb and scalbl built-ins as inline x87
13796 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13797 DJ Delorie <dj@redhat.com>
13800 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13801 (diagnostic_report_diagnostic): ... here, and turn them into real
13802 errors. If warnings are inhibited, no need to do anything.
13804 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13806 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13807 better code generation.
13809 2007-02-20 Ben Elliston <bje@au.ibm.com>
13811 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13813 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13815 * config/alpha/alpha.c, config/alpha/alpha.md,
13816 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13817 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13818 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13819 config/arm/lib1funcs.asm: Follow spelling conventions.
13821 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13822 config/fr30/fr30.md, config/i386/i386.h,
13823 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13824 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13825 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13826 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13827 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13828 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13829 config/sparc/sparc.c, config/sparc/sparc.h,
13830 config/sparc/sparc.md, config/spu/constraints.md,
13831 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13834 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13837 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13840 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13842 * doc/invoke.texi (-ftree-lrs): Remove.
13844 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13846 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13849 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13851 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13852 new CALL_EXPR_FN macro for retrieving the function
13853 declaration of the input expression.
13855 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13857 * c.opt (Waddress): New.
13858 * common.opt (Walways-true): Delete.
13859 (Wstring-literal-comparison): Delete.
13860 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13861 -Wstring-literal-comparison. Add -Waddress.
13863 (Walways-true): Delete.
13864 (Wstring-literal-comparison): Delete.
13865 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13866 consistently instead of -Walways-true in example.
13867 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13868 * c-typeck.c (parser_build_binary_op): Replace
13869 -Wstring-literal-comparison and -Walways-true with -Waddress.
13870 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13873 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13875 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13876 without DECL_STRUCT_FUNCTION initialized.
13878 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13880 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13881 due to calls to functions taking pointers as parameters.
13883 2007-02-19 Richard Henderson <rth@redhat.com>
13886 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13889 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13891 * config/s390/s390.c (s390_call_saved_register_used,
13892 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13893 accessed to the new scheme.
13895 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13897 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13898 (cris_print_index, cris_print_operand, cris_print_operand_address)
13899 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13900 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13901 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13902 GET_CODE () == xxx.
13903 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13904 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13905 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13906 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13907 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13908 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13909 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13910 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13911 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13912 (uminsi3, call, call_value): Ditto.
13913 (define_split: indir_to_reg_split, unnamed): Ditto.
13915 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13917 PR tree-optimization/30975
13918 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13921 2007-02-18 Eric Christopher <echristo@gmail.com>
13923 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13924 Remove use of arglist.
13925 (mips_expand_builtin): Remove use of arglist, pass in expr.
13926 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13927 (mips_expand_builtin_movtf): Ditto.
13928 (mips_expand_builtin_compare): Ditto.
13930 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13932 * tree-sra.c (sra_build_assignment): Replace assertion
13933 checking with a comment explaining why it can't be done.
13935 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13937 PR middle-end/30833
13938 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13939 during CALL_EXPR representation conversion.
13940 * tree-ssa-propagate.c (set_rhs): Likewise.
13942 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13944 * tree-sra.c (sra_build_assignment): Disable assertion checking
13947 2007-02-18 Roger Sayle <roger@eyesopen.com>
13949 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13950 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13951 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13953 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13954 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13955 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13956 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13957 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13958 force_gimple_operand): Likewise.
13959 * ipa-cp.c (constant_val_insert): Likewise.
13960 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13961 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13962 perfect_nestify): Likewise.
13963 * langhooks.c (lhd_omp_assignment): Likewise.
13964 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13965 lower_copyprivate_clauses, lower_send_clauses,
13966 lower_send_shared_vars, expand_parallel_call,
13967 expand_omp_for_generic, expand_omp_for_static_nochunk,
13968 expand_omp_for_static_chunk, expand_omp_sections,
13969 lower_omp_single_copy, lower_omp_for_lastprivate,
13970 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13971 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13972 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13975 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13977 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13978 config/sh/sh.md: Follow spelling conventions.
13980 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13981 config/frv/predicates.md: Follow spelling conventions.
13983 * config/m68k/linux-unwind.h: Fix a comment typo.
13984 * target.h: Follow spelling conventions.
13986 2007-02-18 Roger Sayle <roger@eyesopen.com>
13988 PR rtl-optimization/28173
13989 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13990 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13991 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13992 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13993 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13995 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13997 * builtins.c (fold_builtin_load_exponent): New.
13998 (fold_builtin_2): Use it.
14000 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
14002 PR rtl-optimization/30773
14003 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
14004 if we fail to attach a REG_EQUIV note.
14006 2007-02-18 David Edelsohn <edelsohn@gnu.org>
14007 Roger Sayle <roger@eyesopen.com>
14009 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
14011 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
14013 * calls.c (initialize_argument_information): Pass original EXP
14014 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
14015 code to split complex arguments here, as part of initializing the
14017 (expand_call): Remove code that builds a list of arguments and
14018 inserts implicit arguments into it. Instead, just count how many
14019 implicit arguments there will be so we can determine the size of
14020 the ARGS array, and let initialize_argument_information do the work.
14021 (split_complex_values): Delete unused function.
14023 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14025 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
14027 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
14029 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
14030 for arg pointer based indexed addressing.
14032 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14034 * config/ia64/ia64.h, config/ia64/ia64.md,
14035 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
14036 spelling conventions.
14038 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14040 * config/m68k/m68k.c (split_di): New.
14041 * config/m68k/m68k-protos.h: Declare split_di.
14042 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
14043 Improve predicate handling and split constant shifts.
14045 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14047 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
14048 parameter for register bitfield operations, general predicates
14051 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
14053 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
14054 * config/m68k/linux-unwind.h: New file.
14056 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
14058 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
14059 config/i386/athlon.md, config/ia64/ia64.md,
14060 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
14061 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
14062 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
14063 tree-ssa-loop-niter.c, tree-vect-analyze.c,
14064 tree-vect-transform.c: Fix comment typos.
14066 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
14068 * sched-deps.c (find_insn_list): Remove.
14069 * sched-int.h: Remove the prototype for find_insn_list.
14071 2007-02-16 Geoffrey Keating <geoffk@apple.com>
14073 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
14075 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
14076 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
14077 darwin_rs6000_override_options.
14078 (C_COMMON_OVERRIDE_OPTIONS): Expect
14079 darwin_macosx_version_min to be non-NULL always.
14080 (TARGET_C99_FUNCTIONS): Likewise.
14081 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
14082 (DARWIN_MINVERSION_SPEC): New.
14083 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
14084 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
14086 (DARWIN_MINVERSION_SPEC): New.
14087 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
14089 * config/darwin-c.c (darwin_cpp_builtins): Expect
14090 darwin_macosx_version_min to be non-NULL always.
14092 * config/rs6000/rs6000.c: Clean up trailing whitespace.
14094 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/i386.h (x86_use_xchgb): New.
14097 (TARGET_USE_XCHGB): New macro.
14098 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
14099 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
14100 Split after reload into bswaphi for shifts of 8.
14101 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
14102 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
14103 or when optimizing for size.
14105 2007-02-16 Richard Guenther <rguenther@suse.de>
14106 Christian Bruel <christian.bruel@st.com>
14108 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
14109 DECLs but prefer SSA_NAMEs over DECLs.
14111 2007-02-16 Richard Guenther <rguenther@suse.de>
14113 * tree-flow-inline.h (single_imm_use_p): Remove.
14114 (zero_imm_uses_p): Likewise.
14115 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
14116 instead of single_imm_use_p.
14117 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
14120 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14123 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
14124 nested double- and backquotes.
14126 2007-02-15 Roger Sayle <roger@eyesopen.com>
14128 PR middle-end/30391
14129 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
14130 should be unreachable.
14131 (build2_stat): Allow construction of MODIFY_EXPR at any time.
14132 For the time being redirect GIMPLE_MODIFY_STMT to the new
14133 (renamed) build_gimple_modify_stmt_stat.
14134 (build2_gimple_stat): Rename to...
14135 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
14136 Always build a GIMPLE_MODIFY_STMT node.
14137 * tree.h (build2_gimple, build2_gimple_stat): Delete.
14138 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
14141 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
14142 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
14143 * tree-complex.c (set_component_ssa_name, expand_complex_move,
14144 expand_complex_div_wide): Likewise.
14145 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
14146 * tree-ssa-loop-im.c (schedule_sm): Likewise.
14147 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
14148 * tree-ssa-loop-manip.c (create_iv): Likewise.
14149 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
14150 abs_replacement): Likewise.
14151 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
14152 realify_fake_stores): Likewise.
14154 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
14155 node rather than a GIMPLE_MODIFY_STMT node.
14156 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
14157 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
14159 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
14160 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
14161 GIMPLE_MODIFY_STMT.
14163 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14165 PR middle-end/30433
14166 * fold-const.c (fold_comparison): Add back the
14167 folding of constant complex comparisions.
14169 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14171 PR middle-end/30729
14172 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14173 effects unknown to this function, return early.
14175 2007-02-15 Ian Lance Taylor <iant@google.com>
14177 * lower-subreg.c (move_eh_region_note): New static function.
14178 (resolve_simple_move): Call it.
14179 (decompose_multiword_subregs): Track blocks for which we resolve a
14180 simple move which is also a control flow insn. Pass them to
14181 find_many_sub_basic_blocks.
14182 (pass_lower_subreg): Add TODO_verify_flow.
14183 (pass_lower_subreg2): Likewise.
14185 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14186 Brooks Moses <brooks.moses@codesourcery.com>
14187 Lee Millward <lee.millward@codesourcery.com>
14189 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14190 (VL_EXP_CLASS_P): New.
14191 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14193 (TREE_OPERAND_CHECK_CODE): Likewise.
14194 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14195 (TREE_RTL_OPERAND_CHECK): Likewise.
14196 (tree_operand_check_failed): Make second parameter the whole tree
14197 instead of its code. Fixed callers.
14198 (VL_EXP_CHECK): New.
14199 (TREE_OPERAND_LENGTH): New.
14200 (VL_EXP_OPERAND_LENGTH): New.
14201 (CALL_EXPR_FN): New.
14202 (CALL_EXPR_STATIC_CHAIN): New.
14203 (CALL_EXPR_ARGS): New.
14204 (CALL_EXPR_ARG): New.
14205 (call_expr_nargs): New.
14206 (CALL_EXPR_ARGP): New.
14207 (build_nt_call_list): Declare.
14208 (build_vl_exp_stat): Declare.
14209 (build_vl_exp): New.
14210 (build_call_list): Declare.
14211 (build_call_nary): Declare.
14212 (build_call_valist): Declare.
14213 (build_call_array): Declare.
14214 (call_expr_arg): Declare.
14215 (call_expr_argp): Declare.
14216 (call_expr_arglist): Declare.
14217 (fold_build_call_list): Declare.
14218 (fold_build_call_list_initializer): Declare.
14219 (fold_call_expr): Declare to replace fold_builtin.
14220 (fold_builtin_fputs): Update to agree with modified definition.
14221 (fold_builtin_strcpy): Likewise.
14222 (fold_builtin_strncpy): Likewise.
14223 (fold_builtin_memory_chk): Likewise.
14224 (fold_builtin_stxcpy_chk): Likewise.
14225 (fold_builtin_strncpy_chk): Likewise.
14226 (fold_builtin_next_arg): Likewise.
14227 (fold_build_call_expr): Declare.
14228 (fold_builtin_call_list): Declare.
14229 (fold_builtin_call_valist): Declare.
14230 (build_call_expr): Declare.
14231 (validate_arglist): Update to agree with modified definition.
14232 (tree_operand_length): New.
14233 (call_expr_arg_iterator): New.
14234 (init_call_expr_arg_iterator): New.
14235 (next_call_expr_arg): New.
14236 (first_call_expr_arg): New.
14237 (more_call_expr_args_p): New.
14238 (FOR_EACH_CALL_EXPR_ARG): New.
14240 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14241 and tcc_gimple_stmt.
14242 (tree_code_size): Update documentation. Use sizeof (tree) rather
14243 than sizeof (char *).
14244 (tree_size): Likewise. Add case for tcc_vl_exp.
14245 (tree_node_structure): Add case for tcc_vl_exp.
14246 (contains_placeholder_p): Likewise.
14247 (substitute_in_expr): Likewise.
14248 (substitute_placeholder_in_expr): Likewise.
14249 (stabilize_reference_1): Likewise.
14250 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14251 to diagnose breakage of this interface for constructing CALL_EXPRs.
14252 (build_nt): Add similar assertion here.
14253 (build_nt_call_list): New.
14254 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14255 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14257 (get_callee_fndecl): Use new CALL_EXPR accessors.
14258 (tree_operand_check_failed): Change parameters to pass entire node
14259 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14260 (process_call_operands): New.
14261 (build_vl_exp_stat): New.
14262 (build_call_list): New.
14263 (build_call_nary): New.
14264 (build_call_valist): New.
14265 (build_call_array): New.
14266 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14267 (call_expr_arglist): New.
14269 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14270 tcc_vl_exp instead of a fixed-size tcc_expression.
14272 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14273 accessors for CALL_EXPRs.
14274 (AGGR_INIT_EXPR): Likewise.
14276 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14277 Brooks Moses <brooks.moses@codesourcery.com>
14278 Lee Millward <lee.millward@codesourcery.com>
14280 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14281 (expand_builtin_nonlocal_goto): Change parameter to be entire
14282 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14283 (expand_builtin_prefetch): Likewise.
14284 (expand_builtin_classify_type): Likewise.
14285 (mathfn_built_in): Return NULL_TREE instead of 0.
14286 (expand_errno_check): Use new CALL_EXPR accessors.
14287 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14288 Return NULL_RTX instead of 0.
14289 (expand_builtin_mathfn_2): Likewise.
14290 (expand_builtin_mathfn_3): Likewise.
14291 (expand_builtin_interclass_mathfn): Likewise.
14292 (expand_builtin_sincos): Likewise.
14293 (expand_builtin_cexpi): Likewise.
14294 (expand_builtin_int_roundingfn): Likewise.
14295 (expand_builtin_int_roundingfn_2): Likewise.
14296 (expand_builtin_pow): Likewise.
14297 (expand_builtin_powi): Likewise.
14298 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14299 of arglist, fixing callers appropriately. Use new CALL_EXPR
14300 accessors and constructors. Return NULL_RTX instead of 0.
14301 (expand_builtin_strstr): Likewise.
14302 (expand_builtin_strchr): Likewise.
14303 (expand_builtin_strrchr): Likewise.
14304 (expand_builtin_strpbrk): Likewise.
14305 (expand_builtin_memcpy): Likewise.
14306 (expand_builtin_mempcpy): Likewise.
14307 (expand_builtin_mempcpy_args): New.
14308 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14309 (expand_builtin_memmove_args): New.
14310 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14311 (expand_movstr): Likewise.
14312 (expand_builtin_strcpy): Likewise.
14313 (expand_builtin_strcpy_args): New.
14314 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14315 (expand_builtin_strncpy): Likewise.
14316 (expand_builtin_memset): Likewise.
14317 (expand_builtin_memset_args): New.
14318 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14319 (expand_builtin_memcmp): Likewise.
14320 (expand_builtin_strcmp): Likewise.
14321 (expand_builtin_strncmp): Likewise.
14322 (expand_builtin_strcat): Likewise.
14323 (expand_builtin_strncat): Likewise.
14324 (expand_builtin_strspn): Likewise.
14325 (expand_builtin_strcspn): Likewise.
14326 (expand_builtin_args_info): Likewise.
14327 (expand_builtin_va_start): Likewise.
14328 (gimplify_va_arg_expr): Likewise.
14329 (expand_builtin_va_end): Likewise.
14330 (expand_builtin_va_copy): Likewise.
14331 (expand_builtin_frame_address): Likewise.
14332 (expand_builtin_alloca): Likewise.
14333 (expand_builtin_bswap): Likewise.
14334 (expand_builtin_unop): Likewise.
14335 (expand_builtin_fputs): Likewise.
14336 (expand_builtin_expect): Likewise.
14337 (expand_builtin_fabs): Likewise.
14338 (expand_builtin_copysign): Likewise.
14339 (expand_builtin_printf): Likewise.
14340 (expand_builtin_fprintf): Likewise.
14341 (expand_builtin_sprintf): Likewise.
14342 (expand_builtin_init_trampoline): Likewise.
14343 (expand_builtin_signbit): Likewise.
14344 (expand_builtin_fork_or_exec): Likewise.
14345 (expand_builtin_sync_operation): Likewise.
14346 (expand_builtin_compare_and_swap): Likewise.
14347 (expand_builtin_lock_test_and_set): Likewise.
14348 (expand_builtin_lock_release): Likewise.
14349 (expand_builtin): Likewise.
14350 (builtin_mathfn_code): Likewise.
14352 (fold_builtin_constant_p): Pass call arguments individually instead
14353 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14354 accessors and constructors. Return NULL_TREE instead of 0.
14355 (fold_builtin_expect): Likewise.
14356 (fold_builtin_classify_type): Likewise.
14357 (fold_builtin_strlen): Likewise.
14358 (fold_builtin_nan): Likewise.
14359 (integer_valued_real_p): Likewise.
14360 (fold_trunc_transparent_mathfn): Likewise.
14361 (fold_fixed_mathfn): Likewise.
14362 (fold_builtin_cabs): Likewise.
14363 (fold_builtin_sqrt): Likewise.
14364 (fold_builtin_cbrt): Likewise.
14365 (fold_builtin_cos): Likewise.
14366 (fold_builtin_cosh): Likewise.
14367 (fold_builtin_tan): Likewise.
14368 (fold_builtin_sincos): Likewise.
14369 (fold_builtin_cexp): Likewise.
14370 (fold_builtin_trunc): Likewise.
14371 (fold_builtin_floor): Likewise.
14372 (fold_builtin_ceil): Likewise.
14373 (fold_builtin_round): Likewise.
14374 (fold_builtin_int_roundingfn): Likewise.
14375 (fold_builtin_bitop): Likewise.
14376 (fold_builtin_bswap): Likewise.
14377 (fold_builtin_logarithm): Likewise.
14378 (fold_builtin_hypot): Likewise.
14379 (fold_builtin_pow): Likewise.
14380 (fold_builtin_powi): Likewise.
14381 (fold_builtin_exponent): Likewise.
14382 (fold_builtin_memset): Likewise.
14383 (fold_builtin_bzero): Likewise.
14384 (fold_builtin_memory_op): Likewise.
14385 (fold_builtin_bcopy): Deleted; call site changed to invoke
14386 fold_builtin_memory_op directly.
14387 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14388 (fold_builtin_strncpy): Likewise.
14389 (fold_builtin_memcmp): Likewise.
14390 (fold_builtin_strcmp): Likewise.
14391 (fold_builtin_strncmp): Likewise.
14392 (fold_builtin_signbit): Likewise.
14393 (fold_builtin_copysign): Likewise.
14394 (fold_builtin_isascii): Likewise.
14395 (fold_builtin_toascii): Likewise.
14396 (fold_builtin_isdigit): Likewise.
14397 (fold_builtin_fabs): Likewise.
14398 (fold_builtin_abs): Likewise.
14399 (fold_builtin_fmin_fmax): Likewise.
14400 (fold_builtin_carg): Likewise.
14401 (fold_builtin_classify): Likewise.
14402 (fold_builtin_unordered_cmp): Likewise.
14404 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14405 New functions split out from fold_builtin_1.
14406 (fold_builtin_n): New.
14407 (fold_builtin_varargs): New.
14408 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14410 (fold_call_expr): New.
14411 (build_function_call_expr): Rewrite to use new helper function.
14412 (fold_builtin_call_list): New.
14413 (build_call_expr): New.
14414 (fold_builtin_call_valist): New.
14415 (rewrite_call_expr): New.
14416 (validate_arg): New.
14417 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14418 of an arglist. Change return type to bool. Use new CALL_EXPR
14421 (fold_builtin_strstr): Pass call arguments individually instead
14422 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14423 accessors and constructors. Return NULL_TREE instead of 0.
14424 (fold_builtin_strchr): Likewise.
14425 (fold_builtin_strrchr): Likewise.
14426 (fold_builtin_strpbrk): Likewise.
14427 (fold_builtin_strcat): Likewise.
14428 (fold_builtin_strncat): Likewise.
14429 (fold_builtin_strspn): Likewise.
14430 (fold_builtin_strcspn): Likewise.
14431 (fold_builtin_fputs): Likewise.
14432 (fold_builtin_next_arg): Likewise.
14433 (fold_builtin_sprintf): Likewise.
14435 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14436 NULL_RTX instead of 0.
14437 (expand_builtin_memory_chk): Likewise.
14438 (maybe_emit_chk_warning): Likewise.
14439 (maybe_emit_sprintf_chk_warning): Likewise.
14441 (fold_builtin_object_size): Pass call arguments individually instead
14442 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14443 accessors and constructors. Return NULL_TREE instead of 0.
14444 (fold_builtin_memory_chk): Likewise.
14445 (fold_builtin_stxcpy_chk): Likewise.
14446 (fold_builtin_strncpy_chk): Likewise.
14447 (fold_builtin_strcat_chk): Likewise.
14448 (fold_builtin_strcat_chk): Likewise.
14449 (fold_builtin_strncat_chk): Likewise.
14450 (fold_builtin_sprintf_chk): Likewise.
14451 (fold_builtin_snprintf_chk): Likewise.
14452 (fold_builtin_printf): Likewise.
14453 (fold_builtin_vprintf): Likewise.
14455 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14457 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14458 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14459 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14460 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14461 (fold_unary): Likewise.
14462 (fold_binary): Likewise.
14463 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14464 ternary expressions.
14465 (fold): Add logic for tcc_vl_exp.
14466 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14467 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14468 (fold_build3_stat): Add assertion to flag broken interface for
14469 constructing CALL_EXPRs.
14470 (fold_build_call_list): New.
14471 (fold_build_call_list_initializer): New.
14472 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14474 (fold_strip_sign_ops): Likewise.
14476 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14477 Brooks Moses <brooks.moses@codesourcery.com>
14478 Lee Millward <lee.millward@codesourcery.com>
14480 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14481 accessors and dump arguments explicitly.
14483 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14485 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14487 (print_call_name): Use new CALL_EXPR accessors.
14489 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14490 CALL_EXPR arguments explicitly instead of as a list. Use
14491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14493 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14494 (vrp_visit_stmt): Likewise.
14496 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14497 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14499 (force_move_till_expr): Likewise.
14501 * targhooks.c (default_external_stack_protect_fail): Use
14502 build_call_expr instead of build_function_call_expr.
14503 (default_hidden_stack_protect_fail): Likewise.
14505 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14508 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14509 and walk arguments explicitly.
14511 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14512 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14513 (expand_simple_operations): Likewise.
14514 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14516 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14517 of TREE_CODE_LENGTH.
14518 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14520 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14521 instead of TREE_CODE_LENGTH.
14523 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14524 (tree_ic_transform): Likewise.
14525 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14526 parameter instead of arglist. Fix callers.
14527 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14528 (tree_stringops_transform): Likewise.
14529 (tree_indirect_call_to_profile): Likewise.
14530 (tree_stringops_values_to_profile): Likewise.
14532 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14533 (eliminate_tail_call): Likewise.
14535 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14537 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14538 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14540 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14542 * omp-low.c (build_omp_barrier): Use build_call_expr.
14543 (lower_rec_input_clauses): Likewise.
14544 (lower_reduction_clauses): Likewise.
14545 (expand_parallel_call): Likewise.
14546 (maybe_catch_exception): Likewise.
14547 (expand_omp_for_generic): Likewise.
14548 (expand_omp_for_static_nochunk): Likewise.
14549 (expand_omp_sections): Likewise.
14550 (lower_omp_single_simple): Likewise.
14551 (lower_omp_single_copy): Likewise.
14552 (lower_omp_master): Likewise.
14553 (lower_omp_ordered): Likewise.
14554 (lower_omp_critical): Likewise.
14556 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14557 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14559 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14560 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14561 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14563 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14564 and generalize to handle any number of operands.
14565 (chrec_contains_undetermined): Likewise.
14566 (tree_contains_chrecs): Likewise.
14567 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14569 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14571 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14572 fold_call_expr instead of fold_builtin.
14573 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14574 match declarations there.
14575 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14578 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14579 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14581 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14582 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14584 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14587 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14588 (execute_cse_sincos): Use new CALL_EXPR accessors.
14590 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14592 * gimple-low.c (lower_function_body): Use build_call_expr.
14593 (lower_builtin_setjmp): Likewise.
14595 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14596 (set_storage_via_libcall): Likewise.
14597 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14598 instead of TREE_CODE_LENGTH.
14599 (expand_expr_real_1): Use new CALL_EXPR accessors.
14601 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14602 generalize to handle any number of operands.
14603 (TB_parent_eq): Likewise.
14605 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14606 (strip_builtin_expect): Likewise.
14608 * function.c (gimplify_parameters): Use build_call_expr.
14610 * tree-vectorizer.c (vect_is_simple_reduction): Use
14611 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14613 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14614 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14616 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14619 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14620 (gimplify_decl_expr): Likewise.
14621 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14622 Use new CALL_EXPR iterators.
14623 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14624 (gimplify_modify_expr_to_memset): Likewise.
14625 (gimplify_variable_sized_compare): Likewise.
14626 (gimplify_omp_atomic_fetch_op): Likewise.
14627 (gimplify_omp_atomic_pipeline): Likewise.
14628 (gimplify_omp_atomic_mutex): Likewise.
14629 (gimplify_function_tree): Likewise.
14631 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14632 (call_expr_flags): Likewise.
14633 (expand_call): Likewise.
14635 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14636 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14639 * coverage.c (create_coverage): Use build_call_expr.
14641 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14642 (temp_call_expr_obstack): New.
14643 (pool_copy_list): Delete.
14644 (temp_copy_call_expr): New.
14645 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14646 CALL_EXPR accessors. Get rid of special goo for copying argument
14647 lists and use temp_copy_call_expr instead.
14648 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14649 CALL_EXPR accessors.
14650 (create_expression_by_pieces): Likewise. Use build_call_array
14651 to construct the result instead of fold_build3.
14652 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14653 dealing with argument lists.
14654 (init_pre): Remove references to expression_node_pool and
14655 list_node_pool. Init temp_call_expr_obstack instead.
14656 (fini_pre): Remove references to expression_node_pool and
14659 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14660 and walk arguments explicitly instead of as a list.
14662 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14663 (mx_register_decls): Likewise.
14664 (mudflap_register_call): Likewise.
14665 (mudflap_finish_file): Likewise.
14667 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14668 (ipa_callsite_compute_param): Likewise.
14670 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14671 accessors and constructor.
14673 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14674 accessors and constructor.
14675 (convert_tramp_reference): Likewise.
14676 (convert_call_expr): Likewise.
14677 (finalize_nesting_tree_1): Likewise.
14679 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14682 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14684 * tree-inline.c (initialize_inlined_parameters): Pass entire
14685 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14687 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14688 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14690 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14691 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14692 (vectorizable_reduction): Likewise.
14693 (vectorizable_call): Use new CALL_EXPR iterators.
14694 (vectorizable_conversion): Use build_call_expr.
14695 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14696 (vect_gen_widened_results_half): Use build_call_expr.
14697 (vect_setup_realignment): Likewise.
14698 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14700 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14701 (pass_through_call): Likewise.
14702 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14705 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14706 (tree_gen_pow2_profiler): Likewise.
14707 (tree_gen_one_value_profiler): Likewise.
14708 (tree_gen_ic_func_profiler): Likewise.
14709 (tree_gen_average_profiler): Likewise.
14710 (tree_gen_ior_profiler): Likewise.
14712 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14713 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14714 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14716 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14717 of TREE_CODE_LENGTH.
14719 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14720 of TREE_CODE_LENGTH.
14722 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14724 (convert_to_integer): Likewise.
14726 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14730 Brooks Moses <brooks.moses@codesourcery.com>
14731 Lee Millward <lee.millward@codesourcery.com>
14733 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14735 * config/frv/frv.c (frv_expand_builtin): Likewise.
14736 * config/s390/s390.c (s390_expand_builtin): Likewise.
14738 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14739 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14741 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14742 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14743 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14744 (ix86_expand_store_builtin): Likewise.
14745 (ix86_expand_unop_builtin): Likewise.
14746 (ix86_expand_unop1_builtin): Likewise.
14747 (ix86_expand_sse_compare): Likewise.
14748 (ix86_expand_sse_comi): Likewise.
14749 (ix86_expand_vec_init_builtin): Likewise.
14750 (ix86_expand_vec_ext_builtin): Likewise.
14751 (ix86_expand_vec_set_builtin): Likewise.
14752 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14754 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14755 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14757 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14758 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14759 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14761 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14763 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14764 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14765 arglist. Use new CALL_EXPR accessors. Fix callers.
14766 (altivec_expand_abs_builtin): Likewise.
14767 (rs6000_expand_binop_builtin): Likewise.
14768 (altivec_expand_predicate_builtin): Likewise.
14769 (altivec_expand_lv_builtin): Likewise.
14770 (spe_expand_stv_builtin): Likewise.
14771 (altivec_expand_stv_builtin): Likewise.
14772 (rs6000_expand_ternop_builtin): Likewise.
14773 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14774 (altivec_expand_st_builtin): Likewise.
14775 (altivec_expand_dst_builtin): Likewise.
14776 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14777 arglist. Use new CALL_EXPR accessors. Fix callers.
14778 (altivec_expand_vec_set_builtin): Likewise.
14779 (altivec_expand_vec_ext_builtin): Likewise.
14780 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14781 (spe_expand_builtin): Likewise.
14782 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14783 arglist. Use new CALL_EXPR accessors. Fix callers.
14784 (spe_expand_evsel_builtin): Likewise.
14785 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14786 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14788 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14789 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14790 (arm_expand_unop_builtin): Likewise.
14791 (arm_expand_builtin): Use new CALL_EXPR accessors.
14793 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14796 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14797 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14799 (bfin_expand_unop_builtin): Likewise.
14800 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14802 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14803 Brooks Moses <brooks.moses@codesourcery.com>
14804 Lee Millward <lee.millward@codesourcery.com>
14806 * c-semantics.c (build_stmt): Add internal diagnostic check.
14808 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14809 accessors. Print arguments explicitly instead of as a list.
14811 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14813 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14814 (c_finish_omp_flish): Likewise.
14816 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14817 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14818 instead of TREE_CODE_LENGTH.
14819 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14820 (c_warn_unused_result): Likewise.
14822 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14825 * doc/invoke.texi (Warning Options): Remove
14826 -Werror-implicit-function-declaration.
14827 (Wimplicit-function-declaration): Update description.
14828 * opts.c (common_handle_option): Move handling of -Werror=* to...
14829 (enable_warning_as_error): ...here.
14830 * opts.h (enable_warning_as_error): Declare.
14831 * c-decl.c (implicit_decl_warning): Unless
14832 -Wno-implicit-function-declaration is given, emit a pedwarn if
14833 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14834 * c.opt (Wimplicit-function-declaration): Replace
14835 mesg_implicit_function_declaration with
14836 warn_implicit_function_declaration.
14837 * c-opts.c (c_common_handle_option):
14838 -Werror-implicit-function-declaration is exactly equal as
14839 -Werror=implicit-function-declaration.
14840 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14841 warn_implicit_function_declaration.
14842 (c_common_post_options): -Wimplict-function-declaration is enabled
14843 by default by -std=c99, otherwise is disabled by default.
14844 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14846 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14848 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14849 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14850 former is ignored but not the latter.
14852 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14854 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14855 is made and the reference doesn't use the alias set of its type,
14856 do not create the temporary using that type.
14858 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14860 * jump.c: Remove prototypes for delete_computation and
14861 delete_prior_computation.
14863 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14865 * jump.c (get_label_after): Delete.
14866 (get_label_before, delete_computation, delete_jump,
14867 delete_prior_computation, follow_jumps): Move...
14868 * reorg.c (delete_computation, delete_prior_computation): ... here...
14869 (get_label_before, delete_jump): ... making these static ...
14870 (follow_jumps): ... and simplifying this since it only runs after
14872 * rtl.h (get_label_after, get_label_before, delete_jump,
14873 follow_jumps): Delete prototypes.
14875 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14877 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14879 2007-02-15 Nick Clifton <nickc@redhat.com>
14881 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14882 order to prevent it from being munged by the target.
14884 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/i386.md: Remove misleading comment.
14888 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14890 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14891 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14894 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14896 * tree-sra.c (instantiate_missing_elements): Canonicalize
14898 (sra_build_assignment): New.
14899 (generate_copy_inout, generate_element_copy,
14900 generate_element_zero, generate_one_element_init): Use it.
14902 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14904 * tree-sra.c (instantiate_missing_elements): Canonicalize
14906 (sra_build_assignment): New.
14907 (generate_copy_inout, generate_element_copy,
14908 generate_element_zero, generate_one_element_init): Use it.
14910 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14912 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14915 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14917 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14918 types as aggregates not scalars.
14919 * function.c (assign_stack_temp_for_type): Likewise.
14921 2007-02-14 Roger Sayle <roger@eyesopen.com>
14922 Zdenek Dvorak <dvorakz@suse.cz>
14924 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14927 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14929 * passes.c (next_pass_1): Clear the next field of the copied
14932 2007-02-14 Richard Henderson <rth@redhat.com>
14934 * tree-sra.c (early_sra): New.
14935 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14936 (tree_sra_early, pass_sra_early): New.
14937 * tree-pass.h (pass_sra_early): Declare.
14938 * passes.c (init_optimization_passes): Use it.
14940 2007-02-14 Richard Guenther <rguenther@suse.de>
14942 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14944 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14946 PR tree-optimization/30771
14947 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14949 (vect_analyze_operations): Induction phis can now be marked as
14951 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14952 Update documentation accordingly.
14954 2007-02-14 Nick Clifton <nickc@redhat.com>
14956 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14957 most 3 arguments are supported.
14958 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14960 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14962 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14963 Ensure dst->current is valid.
14965 2007-02-13 Paul Brook <paul@codesourcery.com>
14967 * config.gcc: Add arm*-*-uclinux-*eabi.
14968 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14969 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14970 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14971 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14972 (LINK_SPEC): Define.
14973 (LIB_SPEC): Define.
14974 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14976 * config/arm/uclinux-eabi.h: New file.
14977 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14978 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14981 2007-02-13 Ian Lance Taylor <iant@google.com>
14983 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14984 * flags.h (warn_strict_overflow): Declare.
14985 (enum warn_strict_overflow_code): Define.
14986 (issue_strict_overflow_warning): New static inline function.
14987 * opts.c (warn_strict_overflow): New variable.
14988 (common_handle_option): Handle OPT_Wstrict_overflow and
14989 OPT_Wstrict_overflow_.
14990 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14992 * fold-const.c: Include intl.h.
14993 (fold_deferring_overflow_warnings): New static variable.
14994 (fold_deferred_overflow_warning): New static variable.
14995 (fold_deferred_overflow_code): New static variable.
14996 (fold_defer_overflow_warnings): New function.
14997 (fold_undefer_overflow_warnings): New function.
14998 (fold_undefer_and_ignore_overflow_warnings): New function.
14999 (fold_deferring_overflow_warnings_p): New function.
15000 (fold_overflow_warning): New static function.
15001 (make_range): Add strict_overflow_p parameter. Change all
15003 (extract_muldiv, extract_muldiv_1): Likewise.
15004 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
15005 tree_expr_nonnegative_p.
15006 (fold_negate_expr): Call fold_overflow_warning.
15007 (fold_range_test): Likewise.
15008 (fold_comparison): Likewise.
15009 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
15010 instead of tree_expr_nonnegative_p.
15011 (tree_expr_nonnegative_warnv_p): Rename from
15012 tree_expr_nonnegative_p, add strict_overflow_p parameter.
15013 (tree_expr_nonnegative_p): New function.
15014 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
15015 strict_overflow_p parameter.
15016 (tree_expr_nonzero_p): New function.
15017 * passes.c (verify_interpass_invariants): New static function.
15018 (execute_one_pass): Call it.
15019 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
15021 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
15022 (estimate_numbers_of_iterations): Likewise.
15023 (scev_probably_wraps_p): Likewise.
15024 * tree-ssa-ccp.c: Include "toplev.h".
15025 (evaluate_stmt): Defer fold overflow warnings until we know we are
15027 (struct fold_stmt_r_data): Add stmt field.
15028 (fold_stmt_r): Defer fold overflow warnings until we know we
15030 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
15031 (fold_stmt_inplace): Likewise.
15032 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
15033 (cleanup_control_expr_graph): Defer fold overflow warnings until
15034 we know we are going to optimize.
15035 * tree-cfg.c (fold_cond_expr_cond): Likewise.
15036 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
15038 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15039 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
15040 * tree-ssa-loop-manip.c (create_iv): Likewise.
15041 * c-typeck.c (build_conditional_expr): Likewise.
15042 (build_binary_op): Likewise.
15043 * tree-vrp.c (vrp_expr_computes_nonzero): Call
15044 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
15045 (extract_range_from_unary_expr): Likewise.
15046 * simplify-rtx.c (simplify_const_relational_operation): Warn when
15047 assuming that signed overflow does not occur.
15048 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
15049 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
15050 (fold_defer_overflow_warnings): Declare.
15051 (fold_undefer_overflow_warnings): Declare.
15052 (fold_undefer_and_ignore_overflow_warnings): Declare.
15053 (fold_deferring_overflow_warnings_p): Declare.
15054 (tree_expr_nonzero_warnv_p): Declare.
15055 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
15056 of warning options.
15057 (Warning Options): Document -Wstrict-overflow.
15058 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
15059 (tree-ssa-ccp.o): Likewise.
15060 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
15061 (fold-const.o): Depend on intl.h.
15063 2007-02-13 Ian Lance Taylor <iant@google.com>
15065 PR middle-end/30751
15066 * lower-subreg.c (resolve_simple_move): Decompose subregs in
15069 2007-02-13 Stuart Hastings <stuart@apple.com>
15071 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
15073 2007-02-13 Richard Henderson <rth@redhat.com>
15075 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
15076 handled_component_p before looking for the indirect_ref.
15078 2007-02-13 Richard Henderson <rth@redhat.com>
15080 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
15081 remove flags clobber.
15082 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
15083 (bswaphi_lowpart): New.
15084 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
15085 remove TARGET_BSWAP test. Delete expander of the same name.
15087 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
15088 (expand_unop): Use them.
15090 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
15092 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
15093 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
15094 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
15095 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
15096 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
15097 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
15098 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
15099 assembler dialect choice from asm templates.
15101 2007-02-12 Richard Henderson <rth@redhat.com>
15103 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
15104 (fixuns_trunc<SSEMODEF>si2): Use it.
15105 * config/i386/sse.md (vec_setv4sf_0): Export.
15106 * config/i386/i386.c (ix86_build_const_vector): Export.
15107 (ix86_split_convert_uns_si_sse): Rename from
15108 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
15109 * config/i386/i386-protos.h: Update.
15111 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15114 * c-typeck.c (c_finish_return): Improve warning message.
15116 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15118 * alias.c (find_symbolic_term): Delete unused function.
15120 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
15123 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
15124 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
15126 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15128 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
15129 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
15130 the function, temporarily point the debug interface to the null one.
15132 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
15134 * dwarf2out.c (round_up_to_align): New static function.
15135 (field_byte_offset): Use it to round the offset.
15137 2007-02-12 Richard Henderson <rth@redhat.com>
15139 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
15140 (inswl_const): Export.
15142 2007-02-12 Richard Henderson <rth@redhat.com>
15144 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
15145 result mode of the libcall, convert back to outmode.
15147 2007-02-12 Roger Sayle <roger@eyesopen.com>
15149 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
15150 (bswapdi2): New define_expand to implement 32-bit implementation.
15152 2007-02-12 Nick Clifton <nickc@redhat.com>
15154 * doc/invoke.texi (Overall Options): Document --help=.
15155 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
15156 (cc1_options): Pass --help= on to cc1.
15157 (display_help): Add description of --help=.
15158 (process_command): Add code to handle --help=. Allow translated
15159 --help and --target-help switches to be passed on to compiler
15161 (main): Remove unused if statement.
15162 * opts.c (columns): Remove.
15163 (LEFT_COLUMN): Define.
15164 (wrap_help): Add columns argument.
15165 (print_filtered_help): Change parameters to be an include bitmask,
15166 an exclude bitmask, an any bitmask and the column width. Move the
15167 code to display the params list here. Add code to display the
15168 status of options rather than their descriptions if the quiet flag
15170 (print_specific_help): Change parameters to be an include bitmask,
15171 an exclude bitmask and an any bitmask. Move code to look up the
15172 column width here. Decide upon the title for an options listing.
15173 (common_handle_options): Add code to handle --help=. Adapt code
15174 for --help and --target-help to use the revised form of the
15175 print_specific_help function.
15176 (print_help): Delete.
15177 (print_param_help): Delete.
15178 (print_switch): Delete.
15179 * opts.h (cl_lang_count): Add prototype.
15180 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15181 CL_MAX_OPTION_CLASS): New defines.
15182 * optc-gen.awk: Add construction of cl_lang_count.
15183 * c.opt: Add Warning attribute to warning options and Optimization
15184 attribute to optimization options.
15185 * common.opt: Likewise.
15187 Add -fhelp and -ftarget-help as aliases for the transformed --help
15188 and --target-help options.
15189 * opt-functions.awk: Add code to handle Warning and Optimization
15192 2007-02-12 Richard Henderson <rth@redhat.com>
15194 * config/alpha/constraints.md: New file.
15195 * config/alpha/alpha.c: Include tm-constrs.h.
15196 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15197 alpha_extra_constraint): Remove.
15198 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15199 * config/alpha/alpha-protos.h: Update.
15200 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15201 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15202 (EXTRA_CONSTRAINT): Remove.
15203 * config/alpha/alpha.md: Include constraints.md.
15204 (adddi splitter): Use satisfies_constraint_*.
15205 * config/alpha/predicates.md (add_operand): Likewise.
15206 (sext_add_operand, addition_operation): Likewise.
15208 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15210 PR tree-optimization/29145
15211 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15212 in our handling of restrict qualified pointers.
15214 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15217 * doc/invoke.texi (Wunused-value): Update description.
15218 (Wextra): Delete item.
15219 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15220 value of Wunused-value.
15221 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15222 (c_finish_stmt_expr): Don't check extra_warnings.
15223 (emit_side_effect_warnings): The caller is responsible to check
15226 2007-02-11 Roger Sayle <roger@eyesopen.com>
15227 Matt Thomas <matt@3am-software.com>
15229 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15231 2007-02-11 Roger Sayle <roger@eyesopen.com>
15233 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15234 comparisons of POPCOUNT against zero.
15235 (simplify_const_relational_operation): Likewise.
15237 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15239 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15241 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15243 * dwarf2out.c (root_type): Delete unused function.
15245 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15247 * genattrtab.c (contained_in_p): Delete unused function.
15248 (write_expr_attr_cache): Likewise.
15250 2007-02-11 Jan Hubicka <jh@suse.cz>
15252 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15255 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15257 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15258 to add the REG_EQ* note.
15259 * see.c (see_merge_one_use_extension): Likewise.
15260 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15261 turn REG_EQUAL notes into REG_EQUIV notes if the target
15262 register may have more than one set.
15263 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15264 * gcse.c (try_replace_reg): Likewise.
15265 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15266 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15267 more than one REG_EQUIV note.
15268 * reload1.c (gen_reload): Use set_unique_reg_note.
15270 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15272 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15273 (ix86_builtin_conversion): New function.
15275 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15278 * tree.h (DECL_REPLACEABLE_P): New macro.
15279 * except.c (set_nothrow_function_flags): Likewise.
15281 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15282 Ira Rosen <irar@il.ibm.com>
15283 Dorit Nuzman <dorit@il.ibm.com>
15285 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15286 * targhooks.c (default_builtin_vectorized_conversion): New.
15287 * targhooks.h (default_builtin_vectorized_function): New declaration.
15288 * target.h (struct vectorize): Add builtin_conversion field.
15289 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15290 stmt_vec_info_type value.
15291 (vectorizable_conversion): New declaration.
15292 * tree-vect-analyze.c (vect_analyze_operations): Add
15293 vectorizable_conversion call.
15294 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15295 * tree-vect-transform.c (vectorizable_conversion): New function.
15296 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15297 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15299 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15300 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15301 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15302 or ALTIVEC_BUILTIN_VCFSX.
15304 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15307 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15308 CONST_DOUBLE and operand 0 is a hard register.
15309 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15310 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15311 is a hard floating-point register.
15313 2007-02-10 Richard Henderson <rth@redhat.com>
15314 Jakub Jelinek <jakub@redhat.com>
15315 Alexandre Oliva <aoliva@redhat.com>
15317 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15318 * builtin-types.def (BT_WORD): Make unsigned.
15319 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15320 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15321 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15322 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15323 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15324 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15326 * expr.c (emutls_var_address): New.
15327 (expand_expr_real_1): Expand emulated tls.
15328 (expand_expr_addr_expr_1): Likewise.
15329 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15330 * output.h (emutls_finish): Declare.
15331 * toplev.c (compile_file): Call it.
15332 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15333 address before wrapping in CONST.
15334 * varasm.c (emutls_htab, emutls_object_type): New.
15335 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15336 (get_emutls_object_name, get_emutls_object_type): New.
15337 (get_emutls_init_templ_addr, emutls_decl): New.
15338 (emutls_common_1, emutls_finish): New.
15339 (assemble_variable): When emulating tls, swap decls; generate
15340 constructor for the emutls objects.
15341 (do_assemble_alias): When emulating tls, swap decl and target name.
15342 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15344 * varpool.c (decide_is_variable_needed): Look at force_output.
15345 Recurse for emulated tls.
15346 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15347 with decide_is_variable_needed.
15348 * emutls.c: New file.
15349 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15350 tls_object for real tls.
15352 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15354 PR rtl-optimization/29599
15355 * reload1.c (eliminate_regs_in_insn): Take the destination
15356 mode into account when computing the offset.
15358 2007-02-09 Stuart Hastings <stuart@apple.com>
15359 Richard Henderson <rth@redhat.com>
15361 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15362 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15363 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15364 fixuns_truncdfhi2): New.
15365 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15366 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15367 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15368 (floatunssidf2): Allow nonimmediate source.
15369 * config/i386/sse.md (movdi_to_sse): New.
15370 (vec_concatv2di): Drop '*'.
15371 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15372 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15373 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15375 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15376 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15377 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15378 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15379 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15380 ix86_build_const_vector.
15381 (x86_emit_floatuns): Rewrite.
15383 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15385 * genautomata.c (longest_path_length): Delete unused function.
15386 (struct state): Delete unused longest_path_length.
15387 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15388 (get_free_state): Delete unused.
15390 2007-02-09 Jan Hubicka <jh@suse.cz>
15392 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15393 * doc/invoke.texi (inline-unit-growth): Update default value.
15395 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15396 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15397 (rebuild_cgraph_edges): Likewise.
15398 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15399 (dump_cgraph_node): Dump frequencies.
15400 (cgraph_clone_edge): Add frequency scales.
15401 (cgraph_clone_node): Add freuqnecy.
15402 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15403 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15404 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15405 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15406 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15407 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15408 (save_inline_function_body): Likewise.
15409 * ipa-inline.c: inluce rtl.h
15410 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15411 (cgraph_edge_badness): Use frequencies.
15412 (cgraph_decide_recursive_inlining): Update clonning.
15413 (cgraph_decide_inlining_of_small_function): Dump frequency.
15414 * predict.c (estimate_bb_frequencies): Export.
15415 * predict.h (estimate_bb_frequencies): Declare.
15416 * tree-inline.c (copy_bb): Watch overflows.
15417 (expand_call_inline): Update call of cgraph_create_edge.
15418 (optimize_inline_calls): Use TODO flags to update frequnecies.
15419 * passes.h: Include predict.h
15420 (init_optimization_passes): Move profile ahead.
15421 (execute_function_todo): Handle TODO_rebuild_frequencies.
15423 2007-02-09 Roger Sayle <roger@eyesopen.com>
15425 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15426 the insbl or inswl pattern into a register.
15428 2007-02-09 Roger Sayle <roger@eyesopen.com>
15430 * config/ia64/ia64.md (bswapdi2): New define_insn.
15432 2007-02-09 Richard Henderson <rth@redhat.com>
15434 * config/i386/constraints.md (Ym): New constraint.
15435 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15436 (movdi_1_rex64): Split sse and xmm general register moves from
15437 memory move alternatives. Use conditional register constraints.
15438 (movsf_1, movdf_integer): Likewise.
15439 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15440 (movdf_integer_rex64): New.
15441 (pushsf_rex64): Fix output constraints.
15442 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15443 (sse2_stored): Likewise.
15444 (sse2_storeq_rex64): New.
15445 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15446 amd and not generic.
15447 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15448 for optimize_size. Remove SF/DFmode hack.
15450 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15452 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15455 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15456 Richard Sandiford <richard@codesourcery.com>
15458 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15459 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15460 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15461 m68k/t-mlib to tmake_file.
15462 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15463 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15464 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15465 Allow it to be cf or m68k. Set m68k_arch_family. If that
15466 variable is not empty, add t-$m68k_arch_family to tmake_file.
15467 Add t-mlibs to tmake_file.
15468 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15469 * config/m68k/t-cf: New file.
15470 * config/m68k/t-m68k: Likewise.
15471 * config/m68k/t-mlibs: Likewise.
15472 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15473 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15474 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15475 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15476 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15478 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15479 (INSTALL_LIBGCC): Delete.
15480 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15481 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15482 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15483 (M68K_MLIB_CPU): Define.
15484 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15485 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15486 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15488 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15489 Richard Guenther <rguenther@suse.de>
15491 PR middle-end/23361
15492 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15493 against INT_MIN/INT_MAX.
15494 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15495 file if a loop is removed.
15497 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15499 * calls.c (store_one_arg): Pass correct alignment to
15500 emit_push_insn for non-BLKmode values.
15501 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15502 unaligned stack slot via a suitably aligned slot.
15504 2007-02-08 DJ Delorie <dj@redhat.com>
15506 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15508 (legal_subregs): Use unsigned char, make const.
15509 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15511 2007-02-08 Paul Brook <paul@codesourcery.com>
15513 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15514 special interworking needed.
15516 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15518 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15519 conditional to __SSE2__.
15520 (Entries below should have been added to first ChangeLog
15521 entry for amdfam10 dated 2007-02-05)
15522 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15524 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15526 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15529 2007-02-08 DJ Delorie <dj@redhat.com>
15531 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15532 * config/m32c/m32c.c (legal_subregs): New.
15533 (m32c_illegal_subreg_p): New.
15534 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15535 unsupported subregs of hard regs.
15537 2007-02-08 Jan Hubicka <jh@suse.cz>
15539 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15540 the same one; always update histograms.
15542 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15544 * passes.c (init_optimization_passes): Tidy comment.
15546 2007-02-08 Roger Sayle <roger@eyesopen.com>
15548 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15549 strip zero_extend, bswap and rotates from POCOUNT's argument.
15550 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15551 zero_extend and rotates from PARITY's argument.
15552 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15553 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15554 of an integer constant at compile-time.
15556 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15559 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15561 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15564 * tree-ssa-live.c (remove_unused_locals): Do not remove
15565 TREE_ADDRESSABLE variables.
15566 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15567 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15568 FOR_CLOBBER. Update all users.
15569 If VAR has an associated alias set, add a virtual operand for
15570 it if no alias is found to conflict with the memory reference.
15572 2007-02-07 Jan Hubicka <jh@suse.cz>
15573 Robert Kidd <rkidd@crhc.uiuc.edu>
15575 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15577 2007-02-07 Ian Lance Taylor <iant@google.com>
15579 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15581 2007-02-07 Roger Sayle <roger@eyesopen.com>
15583 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15584 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15585 tablejumpdi, movsi_to_cr_one): Remove constraints from
15586 define_expand's match_operands.
15588 2007-02-07 Roger Sayle <roger@eyesopen.com>
15590 * global.c (compute_regsets): Move declatation of "i" inside of
15591 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15593 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15596 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15597 of INDIRECT_REF <RESULT_DECL>.
15599 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15601 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15602 Kaz Kojima <kkojima@gcc.gnu.org>
15605 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15607 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15609 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15611 * doc/loop.texi: Document possibility not to perform disambiguation
15612 of loops with multiple latches.
15613 * cfgloopmanip.c (alp_enum_p): Removed.
15614 (add_loop): Handle subloops. Use get_loop_body_with_size.
15615 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15616 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15617 the new forwarder block.
15618 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15619 Handle the case latch is NULL.
15620 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15621 modifications when marking loop exits.
15622 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15624 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15625 disambiguate_loops_with_multiple_latches.
15626 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15627 before fix_loop_structure.
15628 * cfgloop.c: Include pointer-set.h and output.h.
15629 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15630 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15631 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15632 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15633 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15634 disambiguate_multiple_latches, get_loop_body_with_size,
15635 disambiguate_loops_with_multiple_latches): New functions.
15636 (flow_loop_dump): Dump multiple latch edges.
15637 (flow_loop_nodes_find): Handle loops with multiple latches.
15638 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15639 (glb_enum_p): Modified.
15640 (get_loop_body): Use get_loop_body_with_size.
15641 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15642 (AVOID_CFG_MODIFICATIONS): New constant.
15643 (disambiguate_loops_with_multiple_latches, add_loop,
15644 get_loop_body_with_size): Declare.
15645 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15647 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15649 PR inline-asm/28686
15650 * global.c (compute_regsets): New function.
15651 (global_alloc): Refactored ELIMINABLE_REGSET
15652 and NO_GLOBAL_ALLOC_REGS computation out.
15653 (rest_of_handle_global_alloc): Call compute_regsets()
15654 for non-optimizing case.
15656 2007-02-06 Richard Henderson <rth@redhat.com>
15658 * config/i386/constraints.md (Y2): Rename from Y.
15659 (Yi): New constraint.
15660 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15661 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15662 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15663 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15664 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15665 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15666 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15667 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15668 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15669 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15670 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15671 vec_extractv2si_1): Change Y constraints to Y2.
15672 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15673 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15674 Change Y constraints to Y2.
15675 (sse2_loadld): Change Y constraints to x.
15677 2007-02-06 Roger Sayle <roger@eyesopen.com>
15679 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15680 (parity<mode>2): New define_expand using rs6000_emit_parity.
15681 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15682 rs6000_emit_parity): New functions.
15683 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15684 rs6000_emit_parity): Prototype here.
15686 2007-02-06 Ian Lance Taylor <iant@google.com>
15688 * lower-subreg.c (simple_move_operand): Reject CONST.
15689 (resolve_clobber): Call validate_change rather than directly
15690 assigning to XEXP (pat, 0).
15692 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15694 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15695 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15696 (tree-cfg.o): Remove hashtab.h dependency.
15698 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15699 (struct ivopts_data): Change niters to pointer_map_t.
15700 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15701 (niter_for_exit): Create pointer_map on demand. Change for
15703 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15704 (free_loop_data): Destroy data->niters if created and reset field.
15705 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15706 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15708 * tree-ssa-reassoc.c: Include pointer-set.h.
15709 (bb_rank): Change to long *.
15710 (operand_rank): Change to pointer_map_t.
15711 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15712 (insert_operand_rank): Accept long.
15713 (operand_entry_hash, operand_entry_eq): Remove.
15714 (get_rank): Return long. Adjust for changes above.
15715 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15717 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15719 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15720 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15721 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15723 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15724 directly since it cannot be NULL.
15725 (get_vi_for_tree): Rewrite for pointer_map API.
15726 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15727 (init_alias_vars): Create vi_for_tree as pointer_map.
15728 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15730 * tree-cfg.c: Don't include hashtab.h.
15731 (edge_to_cases): Declare as pointer_map.
15732 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15734 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15735 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15736 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15738 (record_switch_edge): Delete.
15739 (get_cases_for_edge): Adjust for pointer_map API, inline
15740 record_switch_edge (rewritten for new API), remove goto.
15742 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15744 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15745 * tree-nested.c: Include pointer-set.h.
15746 (var_map_elt, var_map_eq, var_map_hash): Delete.
15747 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15748 to pointer_map_t's.
15749 (nesting_info_bitmap_obstack): New.
15750 (lookup_field_for_decl): Adjust for pointer_map API.
15751 (lookup_tramp_for_decl): Adjust for pointer_map API.
15752 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15753 (get_local_debug_decl): Adjust for pointer_map API.
15754 (convert_nl_goto_reference): Adjust for pointer_map API.
15755 (convert_nl_goto_receiver): Adjust for pointer_map API.
15756 (create_nesting_tree): Create outside GGC space. Create bitmap on
15757 the new obstack. Create field_map and var_map as pointer_maps.
15758 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15760 (lower_nested_functions): Move root here, no need to NULL it.
15761 Initialize and release the obstack.
15763 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15765 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15766 Remove prototypes and make them non-static.
15767 (struct tree_int_map): Remove.
15768 * tree.h (struct tree_int_map): Move here, turning TO into an
15770 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15772 * tree.h (TREE_COMPLEXITY): Remove.
15773 (struct tree_exp): Remove complexity field.
15774 * tree.c (build1_stat): Don't set it.
15776 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15777 Victor Kaplansky <victork@il.ibm.com>
15779 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15780 (vect_is_simple_reduction): Support reduction with induction as
15781 one of the operands.
15782 (vect_is_simple_iv_evolution): Fix formatting.
15783 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15784 formatting. Don't mark induction phis for vectorization.
15785 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15786 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15787 (vect_get_vec_def_for_operand): Support induction.
15788 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15790 (vectorizable_reduction): Support reduction with induction as one of
15792 (vectorizable_type_demotion): Use def-type of stmt argument rather
15793 than dummy def-type.
15795 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15796 flag_tree_scev_cprop.
15797 * common.opt (tree-scev-cprop): New flag.
15799 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15800 call to vect_get_new_vect_var.
15802 2007-02-06 Ira Rosen <irar@il.ibm.com>
15804 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15805 vectype is not NULL.
15806 (vect_pattern_recog_1): Likewise.
15808 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15810 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15811 (fold_negate_expr): Likewise.
15813 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15816 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15817 even if cv-qualification is the same.
15819 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15821 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15822 __enable_execute_stack on completion.
15824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15826 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15827 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15828 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15829 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15830 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15831 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15832 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15833 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15837 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15838 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15839 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15840 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15841 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15842 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15843 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15844 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15845 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15846 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15847 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15848 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15849 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15850 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15851 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15852 sqrtextenddfxf2_i387): Added amdfam10_decode.
15854 * config/i386/athlon.md (athlon_idirect_amdfam10,
15855 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15856 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15857 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15858 athlon_ivector_store_amdfam10): New define_insn_reservation.
15859 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15862 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15864 * config/i386/athlon.md (athlon_call_amdfam10,
15865 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15866 define_insn_reservation.
15867 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15868 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15869 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15871 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15873 * config/i386/athlon.md (athlon_sseld_amdfam10,
15874 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15875 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15879 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15880 define_insn_reservation.
15881 * config/i386/i386.md (sseins): Added sseins to define_attr type
15882 and define_attr unit.
15883 * config/i386/sse.md: Set type attribute to sseins for insertq
15886 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15888 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15889 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15890 ssecomi_load_amdfam10, ssecomi_amdfam10,
15891 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15892 define_insn_reservation.
15893 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15895 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15897 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15898 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15899 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15900 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15901 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15902 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15903 define_insn_reservation.
15905 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15906 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15907 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15908 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15909 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15913 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15914 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15915 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15916 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15917 athlon_ssemul_load_k8): Added amdfam10.
15919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15921 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15922 (x86_sse_unaligned_move_optimal): New variable.
15924 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15926 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15927 for unaligned vector SSE double/single precision loads for AMDFAM10.
15929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15931 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15932 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15933 Define TARGET_CPU_DEFAULT_amdfam10.
15934 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15935 (processor_type): Add PROCESSOR_AMDFAM10.
15937 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15938 processor_type in config/i386/i386.h.
15939 Enable imul peepholes for TARGET_AMDFAM10.
15941 * config.gcc: Add support for --with-cpu option for amdfam10.
15943 * config/i386/i386.c (amdfam10_cost): New variable.
15944 (m_AMDFAM10): New macro.
15945 (m_ATHLON_K8_AMDFAM10): New macro.
15946 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15947 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15948 x86_promote_QImode, x86_integer_DFmode_moves,
15949 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15950 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15951 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15952 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15953 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15954 Enable/disable for amdfam10.
15955 (override_options): Add amdfam10_cost to processor_target_table.
15956 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15957 processor_alias_table.
15958 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15959 (ix86_adjust_cost): Add code for amdfam10.
15961 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15963 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15964 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15965 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15966 * config/i386/i386.h: Add builtin definition for SSE4A.
15967 * config/i386/i386.md: Add support for ABM instructions
15968 (popcnt and lzcnt).
15969 * config/i386/sse.md: Add support for SSE4A instructions
15970 (movntss, movntsd, extrq, insertq).
15971 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15972 Add -march=amdfam10 flag.
15973 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15974 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15976 * doc/extend.texi: Add documentation for SSE4A builtins.
15978 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15980 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15982 2007-02-05 Richard Guenther <rguenther@suse.de>
15984 * tree-vectorizer.h (vectorizable_function): Add argument type
15985 argument, change return type.
15986 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15987 * tree-vect-transform.c (vectorizable_function): Handle extra
15988 argument, return vectorized function decl.
15989 (build_vectorized_function_call): Remove.
15990 (vectorizable_call): Handle calls with result and argument types
15991 differing. Handle loop vectorization factor correctly.
15992 * targhooks.c (default_builtin_vectorized_function): Adjust for
15994 * targhooks.h (default_builtin_vectorized_function): Likewise.
15995 * target.h (builtin_vectorized_function): Add argument type
15997 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15998 extra argument, allow vectorizing of lrintf.
15999 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
16000 documentation of target hook.
16002 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
16005 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
16006 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
16007 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
16009 2007-02-05 Roger Sayle <roger@eyesopen.com>
16011 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
16012 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
16013 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
16014 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
16015 before canonicalizing sincos to cexpi.
16016 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
16018 2007-02-05 Roger Sayle <roger@eyesopen.com>
16020 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
16021 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
16022 (alpha_init_builtins): Use alpha_add_builtins to process tables.
16024 2007-02-05 Roger Sayle <roger@eyesopen.com>
16026 * mips-tfile.c (initialize_init_file): Correct endianness test.
16028 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
16030 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
16031 the 'y' constraint.
16033 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16035 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
16036 saves in a PARALLEL before the register assignments.
16038 2007-02-05 Richard Sandiford <richard@codesourcery.com>
16040 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
16041 DWARF_FRAME_RETURN_COLUMN to be a general register.
16042 * dwarf2out.c (init_return_column_size): New function, split from...
16043 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
16044 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
16045 to be nongeneral registers.
16046 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
16048 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
16049 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
16051 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16053 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
16055 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
16057 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
16058 (remove_path): Use can_remove_branch_p and remove_branch instead
16059 of loop_delete_branch_edge.
16060 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
16061 (tree_transform_and_unroll_loop): Remove dead branches immediately.
16062 Update profile using scale_dominated_blocks_in_loop.
16063 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
16064 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
16065 (can_remove_branch_p, remove_branch): Declare.
16066 * tree-cfg.c (tree_can_remove_branch_p): New function.
16067 (tree_cfg_hooks): Add tree_can_remove_branch_p.
16068 * cfgrtl.c (rtl_can_remove_branch_p): New function.
16069 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
16071 2007-02-05 Jan Hubicka <jh@suse.cz>
16073 PR middle-end/30696
16074 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
16075 nodes in cgraph, don't remove offline copy of the function.
16077 2007-02-04 Jan Hubicka <jh@suse.cz>
16079 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
16080 vectors might cause maybe_lookup_element_for_expr to be called
16081 on non-sra-candidate.
16083 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16085 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
16086 config/bfin/bfin.md, config/bfin/predicates.md: Follow
16087 spelling conventions.
16089 2007-02-04 Richard Guenther <rguenther@suse.de>
16091 PR middle-end/30636
16092 * fold-const.c (try_move_mult_to_index): Make sure to not
16093 overflow one dimension of a multi-dimensional array access.
16095 2007-02-04 Jan Hubicka <jh@suse.cz>
16097 * passes.c (init_optimization_passes): Reindent.
16099 2007-02-04 Jan Hubicka <jh@suse.cz>
16100 Eric Botcazou <ebotcazou@adacore.com>
16102 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
16103 (execute_fixup_cfg): Break out the abnormal goto code.
16104 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
16105 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
16106 (optimize_inline_calls): Call make_nonlocal_label_edges.
16108 2007-02-04 Jan Hubicka <jh@suse.cz>
16110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
16111 true when something was changed.
16112 (rename_ssa_copies): When something was changed, do
16113 TODO_remove_unused_locals.
16114 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16115 add TODO_remove_unused_locals when instruction was removed.
16117 2007-02-04 Jan Hubicka <jh@suse.cz>
16119 * ipa-inline.c (try_inline): Improve debug output; work on already
16121 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
16122 call try_inline for already inlined edges too when flattening;
16123 inline also functions that make callee growth but overall unit size
16126 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16128 * config/m32c/bitops.md, config/m32c/jump.md,
16129 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
16130 config/m32r/m32r.h, config/m32r/m32r.md,
16131 config/m32r/predicates.md, config/m68hc11/larith.asm,
16132 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
16133 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
16134 config/mips/mips-protos.h, config/mips/mips.c,
16135 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
16136 config/mn10300/mn10300.h, config/mn10300/predicates.md,
16137 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
16138 spelling conventions.
16140 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
16141 Follow spelling conventions.
16143 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
16145 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
16146 warn about C++0x compatibility.
16148 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
16150 * config/h8300/h8300.c, config/h8300/h8300.h,
16151 config/h8300/h8300.md: Follow spelling conventions.
16153 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
16155 PR middle-end/30667
16156 * combine.c (try_combine): Do not substitute source operand
16157 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
16159 2007-02-03 Jan Hubicka <jh@suse.cz>
16161 PR gcov-profile/30650
16162 * value-prof.c (stringop_block_profile): Fix handling of size counter;
16163 do not divide by zero for never executed counters.
16164 (tree_find_values_to_profile): Fix counters.
16165 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
16167 2007-02-03 Ian Lance Taylor <iant@google.com>
16169 * lower-subreg.c (simple_move_operand): New static function,
16170 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
16172 (simple_move): Call simple_move_operand.
16173 (find_decomposable_subregs): Add special handling of MEMs.
16174 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16175 meaning of return value. If we see a hard register, test whether
16176 it can store a word_mode value. Change all callers.
16178 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16180 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16181 ftrapv insns and expanders.
16182 (subdi3): Change define_expand operand 1 to arith11_operand, and
16183 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16184 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16185 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16188 PR middle-end/30174
16189 * varasm.c (notice_global_symbol): Treat global objects as weak when
16190 flag_shlib is true.
16192 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16194 * emit-rtl.c (dconstpi): Delete.
16195 (dconstsqrt2): New.
16196 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16197 * real.h (dconstpi): Delete.
16198 (dconstsqrt2): New.
16199 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16200 (fold_builtin_hypot): Likewise.
16202 2007-02-03 Tom Tromey <tromey@redhat.com>
16205 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16206 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16208 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16210 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16211 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16212 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16213 config/rs6000/cell.md, config/rs6000/darwin.h,
16214 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16215 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16216 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16217 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16218 typos. Follow spelling conventions.
16219 * doc/invoke.texi: Follow spelling conventions.
16221 2007-02-03 Roger Sayle <roger@eyesopen.com>
16223 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16224 canonicalization transformations that attempt to simplify integer
16225 constant comparisons to become comparisons against zero.
16227 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16229 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16231 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16232 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16234 2007-02-02 Mike Stump <mrs@apple.com>
16236 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16237 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16238 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16239 generate a branch island.
16241 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16243 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16244 (xtensa_legitimate_address_p): New.
16245 (xtensa_legitimize_address): New.
16246 (xtensa_output_addr_const_extra): New.
16247 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16249 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16250 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16251 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16252 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16253 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16254 (xtensa_legitimize_address): New.
16255 (xtensa_output_addr_const_extra): New.
16257 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16259 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16261 2007-02-02 Ian Lance Taylor <iant@google.com>
16263 * expmed.c (expand_divmod): Add comment.
16265 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16267 * emit-rtl.c (renumber_insns): Remove.
16268 * flags.h: Remove the extern for flag_renumber_insns.
16269 * rtl.h: Remove the prototype for renumber_insns.
16270 * toplev.c (flag_renumber_insns): Remove.
16272 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16274 Revert for x86 darwin:
16275 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16277 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16278 code before the following patch under TARGET_MACHO.
16279 (ix86_function_value_regno_p): Likewise.
16281 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16283 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16286 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16289 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16290 loads to general or fp registers. Add comments.
16291 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16293 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16295 * pointer-set.c (insert_aux): Only return insertion slot.
16296 (pointer_set_insert): Adjust.
16297 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16298 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16299 pointer_map_traverse): New.
16300 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16301 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16302 pointer_map_contains, pointer_map_traverse): Declare.
16304 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16306 PR middle-end/30473
16307 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16308 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16310 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16312 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16314 (struct _dep): New type.
16315 (dep_t): New typedef.
16316 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16317 (DEP_STATUS): New access macro. The macro with the same name was
16318 renamed to DEP_LINK_STATUS.
16319 (dep_init): Declare function
16321 (struct _dep_link): New type.
16322 (dep_link_t): New typedef.
16323 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16324 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16325 (DEP_LINK_STATUS): New macro.
16326 (debug_dep_links): New debug function.
16328 (struct _deps_list): New type.
16329 (deps_list_t): New typedef.
16330 (DEPS_LIST_FIRST): New access macro.
16331 (FOR_EACH_DEP_LINK): New cycle macro.
16332 (create_deps_list, free_deps_list, delete_deps_list): Declare
16334 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16335 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16336 (copy_deps_list_change_con): Ditto.
16338 (move_dep_link): Declare function.
16340 (struct _dep_node): New type.
16341 (dep_node_t): New typedef.
16342 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16344 (struct haifa_insn_data.back_deps): New field to hold backward
16345 dependencies of the insn.
16346 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16348 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16349 Change its type to deps_list_t.
16350 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16351 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16352 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16354 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16356 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16358 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16360 (dep_cost): Declare.
16362 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16363 (ds_to_dk, dk_to_ds): New functions.
16365 (init_dep_1): New static function.
16366 (init_dep): New function.
16367 (copy_dep): New static function.
16369 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16371 (detach_dep_link): New static function.
16372 (move_dep_link): New function.
16374 (dep_links_consistent_p, dump_dep_links): New static functions.
16375 (debug_dep_links): New debugging function.
16377 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16379 (alloc_deps_list, init_deps_list): New static functions.
16380 (create_deps_list): New function.
16381 (clear_deps_list): New static function.
16382 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16383 (deps_list_consistent_p, dump_deps_list): New static functions.
16384 (debug_deps_list): New function.
16385 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16387 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16389 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16390 use new scheduler dependencies lists.
16391 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16392 (sched_analyze): Ditto. Initialize dependencies lists.
16393 (add_forw_dep, compute_forward_dependences): Update to use new
16394 scheduler dependencies lists.
16396 (init_dependency_caches): Init deps_obstack.
16397 (free_dependency_caches): Free deps_obstack.
16399 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16400 new scheduler dependencies lists.
16401 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16402 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16404 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16405 Update to use new scheduler dependencies lists.
16406 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16407 (debug_dependencies): Ditto.
16408 (schedule_region): Update comments.
16410 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16411 scheduler dependencies lists.
16412 (schedule_ebb): Update comments.
16414 * rtl.def (DEPS_LIST): Remove.
16416 * lists.c (unused_deps_list): Remove.
16417 (free_list): Update assertions.
16419 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16420 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16422 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16423 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16425 * haifa-sched.c (comments): Update.
16426 (insn_cost1): Remove. Inline the code into insn_cost ().
16427 (insn_cost): Update to use new scheduler dependencies lists. Move
16428 processing of the dependency cost to dep_cost ().
16429 (dep_cost): New function. Use it instead of insn_cost () when
16430 evaluating cost of the dependency. Use compatible interface to
16431 interact with the target.
16432 (priority): Update to use new scheduler dependencies lists.
16433 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16434 with greater number of insns that depend on the insn.
16435 (schedule_insn): Update to use new scheduler dependencies lists. Add
16436 code to free backward dependencies lists. Inline and optimize code
16437 from resolve_dep () - see PR28071.
16438 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16439 lists. Update call to targetm.sched.is_costly_dependence hook.
16441 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16442 scheduler dependencies lists.
16444 (resolve_dep): Remove. Move the logic to schedule_insn ().
16445 (init_h_i_d): Initialize dependencies lists.
16447 (process_insn_depend_be_in_spec): Rename to
16448 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16449 dependencies lists.
16450 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16451 Update to use new scheduler dependencies lists.
16452 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16454 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16455 new scheduler dependencies lists.
16456 (build_intra_loop_deps): Ditto.
16458 * target.h (struct _dep): Declare to use in
16459 gcc_target.sched.is_costly_dependence.
16460 (struct gcc_target.sched.adjust_cost): Fix typo.
16461 (struct gcc_target.sched.is_costly_dependence): Change signature to
16462 use single dep_t parameter instead of an equivalent triad.
16463 (struct gcc_target.sched.adjust_cost_2): Remove.
16465 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16467 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16469 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16471 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16473 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16474 (REG_DEP_TRUE): Document.
16476 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16477 Change signature to correspond to the targetm.sched.adjust_cost hook.
16478 Update use in TARGET_SCHED_ADJUST_COST_2.
16479 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16480 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16481 new scheduler dependencies lists.
16482 (ia64_gen_check): Ditto.
16484 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16485 scheduler dependencies lists.
16487 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16488 signature to correspond to the targetm.sched.is_costly_dependence hook.
16489 (is_costly_group): Update to use new scheduler dependencies lists.
16491 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16492 instead of INSN_COST () macro.
16494 2007-02-01 Ian Lance Taylor <iant@google.com>
16496 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16498 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16500 * pa.md (tp_load): Correct mfctl instruction syntax.
16502 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16504 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16505 altivec_padding_size calculation on AIX. Improve comment, add
16506 assert to verify that it's right.
16508 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16511 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16513 PR inline-asm/28686
16514 * global.c (global_alloc): Add mising initialization of
16517 2007-02-01 Roger Sayle <roger@eyesopen.com>
16519 * alias.c (init_alias_analysis): Correct whitespace.
16520 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16521 partition_hot_cold_basic_blocks): Likewise.
16522 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16523 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16524 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16525 fold_builtin_snprintf_chk, fold_builtin_printf,
16526 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16527 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16528 * cfgcleanup.c (cleanup_cfg): Likewise.
16529 * cfgexpand.c (tree_expand_cfg): Likewise.
16530 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16531 * function.c (get_next_funcdef_no): Likewise.
16532 * gengtype.c (main): Likewise.
16533 * genmodes.c (main): Likewise.
16534 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16535 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16536 * ifcvt.c (noce_emit_move_insn): Likewise.
16537 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16539 * stor-layout.c (get_best_mode): Likewise.
16540 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16541 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16542 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16543 perform_var_substitution, solve_graph): Likewise.
16544 * tree-vrp.c (vrp_finalize): Likewise.
16546 2007-02-01 Ian Lance Taylor <iant@google.com>
16548 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16549 high part of a paradoxical subreg, return a constant zero.
16551 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16553 * toplev.c (lang_dependent_init): Call init_set_costs.
16554 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16556 2007-02-01 Richard Guenther <rguenther@suse.de>
16558 PR middle-end/30656
16559 * fold-const.c (fold_negate_expr): Allow negating a
16560 constant if overflow does not change.
16562 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16564 * doc/c-tree.texi (Expression trees): Improve markup.
16565 * doc/tm.texi (Register Classes, Addressing Modes)
16566 (Floating Point): Fix spacing after abbreviations. Fix some
16569 2007-02-01 Ben Elliston <bje@au.ibm.com>
16571 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16572 * doc/contrib.texi: Likewise.
16573 * doc/install.texi: Likewise.
16575 2007-01-31 Richard Henderson <rth@redhat.com>
16576 Ian Lance Taylor <iant@google.com>
16578 * lower-subreg.c: New file.
16579 * rtl.def (CONCATN): Define.
16580 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16581 pass_lower_subreg2.
16582 * emit-rtl.c (update_reg_offset): New static function, broken out
16583 of gen_rtx_REG_offset.
16584 (gen_rtx_REG_offset): Call update_reg_offset.
16585 (gen_reg_rtx_offset): New function.
16586 * regclass.c: Revert patch of 2006-03-05, restoring
16588 (clear_reg_info_regno): New function.
16589 * dwarf2out.c (concatn_loc_descriptor): New static function.
16590 (loc_descriptor): Handle CONCATN.
16591 * common.opt (fsplit_wide_types): New option.
16592 * opts.c (decode_options): Set flag_split_wide_types when
16594 * timevar.def (TV_LOWER_SUBREG): Define.
16595 * rtl.h (gen_reg_rtx_offset): Declare.
16596 (reg_scan_update): Declare.
16597 * regs.h (clear_reg_info_regno): Declare.
16598 * tree-pass.h (pass_lower_subreg): Declare.
16599 (pass_lower_subreg2): Declare.
16600 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16601 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16602 -fsplit-wide-types.
16603 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16604 * Makefile.in (OBJS-common): Add lower-subreg.o.
16605 (lower-subreg.o): New target.
16607 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16609 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16611 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16614 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16616 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16618 PR middle-end/29335
16619 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16621 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16623 * cfgloop.h: Include vec-prim.h.
16624 (enum li_flags): Remove LI_ONLY_OLD.
16625 (loop_iterator): Changed.
16626 (fel_next, fel_init): Iterate over loop tree.
16627 (FOR_EACH_LOOP_BREAK): New macro.
16628 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16630 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16631 * modulo-sched.c (sms_schedule): Ditto.
16632 * tree-vectorizer.c (vectorize_loops): Ditto.
16633 * doc/loop.texi: Update information on loop numbering and behavior of
16634 FOR_EACH_LOOP wrto new loops.
16635 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16636 add_to_evolution_1): Test nestedness of loops instead of comparing
16638 * tree-chrec.c (chrec_fold_plus_poly_poly,
16639 chrec_fold_multiply_poly_poly, chrec_evaluate,
16640 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16641 reset_evolution_in_loop): Ditto.
16642 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16644 2007-01-31 Dirk Mueller <dmueller@suse.de>
16646 * c-common.c (warn_about_parentheses): Separate warning about
16647 un-parenthized sequence of comparison operators from the one
16648 which is supposed to warn about x <= y <= z.
16650 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16652 * optabs.h (enum optab_index): Add new OTI_isinf.
16653 (isinf_optab): Define corresponding macro.
16654 * optabs.c (init_optabs): Initialize isinf_optab.
16655 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16657 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16658 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16660 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16661 expand_builtin_interclass_mathfn.
16662 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16663 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16664 (fxam<mode>2_i387): New insn pattern.
16665 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16666 built-in functions as x87 inline asm.
16668 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16670 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16672 2007-01-30 Eric Christopher <echristo@apple.com>
16674 * config.gcc: Add geode.
16676 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16678 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16679 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16680 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16681 value-prof.c: Fix comment typos.
16683 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16686 * doc/invoke.texi (Wpointer-arith): Document warning.
16688 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16690 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16691 the list of discrepancies from the draft TR.
16693 2007-01-30 Dirk Mueller <dmueller@suse.de>
16696 * doc/invoke.texi (-Wreturn-type): Update description to
16697 match new behavior.
16699 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16701 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16703 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16705 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16706 to handle optabs that operate on floating point input argument and
16707 output to integer output.
16708 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16709 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16710 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16711 expand_builtin_interclass_mathfn ().
16712 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16713 (ilogbsi2): Remove.
16714 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16715 ilogbl built-in functions as x87 intrinsics.
16717 2007-01-30 Richard Guenther <rguenther@suse.de>
16719 PR middle-end/27657
16720 * dwarf2out.c (reference_to_unused): Query varpool if the
16721 variable was output.
16723 2007-01-30 Richard Guenther <rguenther@suse.de>
16725 PR middle-end/30313
16726 * passes.c (execute_one_pass): Reset in_gimple_form to not
16727 confuse non-unit-at-a-time mode.
16729 2007-01-29 Roger Sayle <roger@eyesopen.com>
16730 Richard Guenther <rguenther@suse.de>
16732 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16733 avoid undefined behaviour on overflow. Use force_fit_type_double
16734 to construct the constant with the specified TREE_OVERFLOW.
16736 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16738 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16739 * config/dfp-bit.h: Ditto.
16741 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16743 * c-decl.c (pop_scope): Replace warnings with call to
16744 warn_for_unused_label.
16745 * c-common.h (warn_for_unused_label): Declare.
16746 * c-common.c (warn_for_unused_label): Define.
16748 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16750 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16753 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16755 * Makefile.in (USER_H): Remove decfloat.h.
16756 * ginclude/decfloat.h: Delete, moving contents to ...
16757 * ginclude/float.h: Add support for decimal floating point,
16758 guarded by __STDC_WANT_DEC_FP__.
16760 2007-01-29 Mike Stump <mrs@apple.com>
16762 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16763 Analysis and Representation to resolve case insensitive conflict.
16764 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16766 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16768 * tree.h (struct tree_memory_tag): Add aliases member.
16769 (MTAG_ALIASES): New macro.
16770 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16771 (add_may_alias): Remove pointer-set. Update for may_aliases being
16773 (mark_aliases_call_clobbered): Update for may_aliases being a
16775 (compute_tag_properties): Ditto.
16776 (create_partition_for): Ditto.
16777 (compute_memory_partitions): Ditto.
16778 (dump_may_aliases_for): Ditto.
16779 (is_aliased_with): Ditto.
16780 (add_may_alias_for_new_tag): Ditto.
16781 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16782 (compute_is_aliased): New function.
16783 (compute_may_aliases): Call compute_is_aliased).
16784 (init_alias_info): Initialize alias_bitmap_obstack.
16785 (union_alias_set_into): New function.
16786 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16787 (have_common_aliases_p): Rewrite to take two bitmaps and use
16789 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16790 Update for bitmaps.
16791 (finalize_ref_all_pointers): Update for add_may_alias changes.
16792 (new_type_alias): Ditto.
16793 * tree-flow-inline.h (may_aliases): Return a bitmap.
16794 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16795 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16796 may_aliases being a bitmap.
16797 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16798 may_aliases now returns a bitmap.
16799 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16801 * tree-ssa-operands.c (add_virtual_operand): Update for
16802 may_aliases being a bitmap.
16804 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16806 PR tree-optimization/30630
16807 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16808 variable as changed.
16810 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16813 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16814 expanded only once even if an error occurs.
16816 2007-01-29 Ben Elliston <bje@au.ibm.com>
16818 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16819 (__gcov_average_profiler): Likewise.
16820 (__gcov_ior_profiler): Likewise.
16821 (__gcov_merge_ior): Likewise.
16823 2007-01-28 Jan Hubicka <jh@suse.cz>
16825 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16826 * value-prof.c (stringop_block_profile): Likewise.
16828 2007-01-28 Jan Hubicka <jh@suse.cz>
16830 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16831 Add variant handling histograms; add wrapper.
16832 (clear_storage_via_libcall): Export.
16833 (emit_block_move_hints): Break out from ...; add histograms.
16834 (emit_block_move): ... this one.
16835 (clear_storage_hints): Break out from ...; add histograms.
16836 (clear_storage): ... this one.
16837 (set_storage_via_memset): Handle histogram.
16838 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16839 (clear_storage_hints, clear_storage_via_libcall): Declare.
16840 (set_storage_via_setmem): Update prototype.
16841 * doc/md.texi (movmem, setmem): Document new arguments.
16843 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16844 Add new histograms.
16845 (stringop_block_profile): New global function.
16846 (tree_stringops_values_to_profile): Profile block size and alignment.
16847 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16849 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16850 (stringop_block_profile): Declare.
16851 * builtins.c: Include value-prof.h.
16852 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16853 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16854 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16855 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16856 * profile.c (instrument_values): Add new counters.
16857 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16859 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16860 (tree_init_edge_profiler): Build new profilers.
16861 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16862 (pass_tree_profile): Add dump.
16863 (tree_profile_hooks): Update.
16864 * Makefile.in (LIBGCOV): Add new constants.
16865 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16866 __gcov_ior_profiler): New.
16867 * i386.md (movmem/setmem expanders): Add new optional arguments.
16869 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16871 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16873 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16875 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16876 (tree_unswitch_single_loop): Pass eni_size_weights to
16877 tree_num_loop_insns.
16878 * tree-ssa-loop-manip.c: Include tree-inline.h.
16879 (can_unroll_loop_p): Pass eni_size_weights to
16880 tree_num_loop_insns.
16881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16882 Pass eni_size_weights to estimate_num_insns.
16883 * tree.h (init_inline_once): Export.
16884 * toplev.c (backend_init): Call init_inline_once.
16885 * cgraphunit.c (cgraph_process_new_functions,
16886 cgraph_analyze_function): Pass eni_inlining_weights to
16887 estimate_num_insns.
16888 * ipa-inline.c (compute_inline_parameters): Ditto.
16889 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16890 to estimate_num_insns.
16891 (try_unroll_loop_completely): Pass eni_size_weights to
16892 tree_num_loop_insns.
16893 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16894 ot estimate_num_insns.
16895 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16896 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16897 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16898 eni_time_weights): New variables.
16899 (init_inline_once): Initialize them.
16900 (struct eni_data): Mew.
16901 (estimate_num_insns_1, estimate_num_insns): Use weights.
16902 * tree-inline.h (struct eni_weights_d): New.
16903 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16904 (estimate_num_insns): Declaration changed.
16905 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16906 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16907 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16909 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16911 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16912 relations in the conflict function is valid.
16914 2007-01-27 Ian Lance Taylor <iant@google.com>
16916 * common.opt: Add fstrict-overflow.
16917 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16918 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16919 (TYPE_OVERFLOW_UNDEFINED): Define.
16920 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16922 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16923 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16924 (fold_negate_expr): Likewise.
16925 (make_range): Likewise.
16926 (extract_muldiv_1): Likewise.
16927 (maybe_canonicalize_comparison): Likewise.
16928 (fold_comparison): Likewise.
16929 (fold_binary): Likewise.
16930 (tree_expr_nonnegative_p): Likewise.
16931 (tree_expr_nonzero_p): Likewise.
16932 * tree-vrp.c (compare_values): Likewise.
16933 (extract_range_from_binary_expr): Likewise.
16934 (extract_range_from_unary_expr): Likewise.
16935 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16937 (nowrap_type_p): Likewise.
16938 * tree-scalar-evolution.c (simple_iv): Likewise.
16939 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16940 (build_range_check): Likewise.
16941 (extract_muldiv_1): Likewise.
16942 (fold_comparison): Likewise.
16943 * tree-vrp.c (vrp_int_const_binop): Likewise.
16944 (extract_range_from_unary_expr): Likewise.
16945 * convert.c (convert_to_integer): Likewise.
16946 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16947 (fold_comparison): Likewise.
16948 (fold_binary): Likewise.
16949 * optabs.c (optab_for_tree_code): Likewise.
16950 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16951 * simplify-rtx.c (simplify_const_relational_operation): Check
16952 flag_strict_overflow and flag_trapv.
16953 (simplify_const_relational_operation): Likewise.
16954 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16955 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16958 2007-01-27 Roger Sayle <roger@eyesopen.com>
16960 * tree.c (tree_fold_gcd): Delete.
16961 * tree.h (tree_fold_gcd): Remove prototype.
16962 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16963 test whether one constant integer is a multiple of another. Instead
16964 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16965 * fold-const.c (multiple_of_p): We've determined both TOP and
16966 BOTTOM are integer constants so we can call int_const_binop directly
16967 instead of the more generic const_binop.
16969 2007-01-27 Roger Sayle <roger@eyesopen.com>
16971 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16972 1*X check that the constant hasn't overflowed, to preserve the
16974 (round_up): Provide an efficient implementation when rouding-up an
16975 INTEGER_CST to a power-of-two.
16977 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16979 * doc/sourcebuild.texi: Add comma for clarity.
16980 * doc/extend.texi: Fix some typos.
16981 * doc/passes.texi: Likewise.
16982 * doc/cppinternals.texi: Likewise.
16983 * doc/c-tree.texi: Likewise.
16984 * doc/tree-ssa.texi: Likewise.
16985 * doc/install.texi: Likewise.
16987 2007-01-27 Jan Hubicka <jh@suse.cz>
16989 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16990 (pass_sra): Do not require alias information.
16991 * passes.c (init_optimization_passes): Add SRA
16993 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16995 * tracer.c (rest_of_handle_tracer): We already cleaned
16996 up the CFG in tracer() so don't do it here again.
16997 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16998 cleanup_cfg here, either. And don't call renumber_insns.
17000 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
17001 and BB_HEAD are in the insn stream here. Instead make sure
17002 that BB_INSN is valid on all insns. Also, do check here that
17003 there are no pending branch predictions...
17004 (rtl_verify_flow_info): ...instead of doing it here. Checks
17005 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
17008 2007-01-26 Roger Sayle <roger@eyesopen.com>
17010 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
17011 function to simplify/factorize operand order canonicalization.
17012 (ix86_fixup_binary_operands): Reorganize using the above function.
17013 (ix86_binary_operator_ok): Likewise.
17015 2007-01-27 Jakub Jelinek <jakub@redhat.com>
17017 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
17018 file scope from optimize_attrs.
17019 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
17021 (optimize_attrs): Clear insn_code_values after freeing it.
17023 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17025 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
17026 a parts.base assignment.
17028 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
17030 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
17031 (compute_subscript_distance, initialize_data_dependence_relation,
17032 finalize_ddr_dependent, analyze_ziv_subscript,
17033 analyze_siv_subscript_cst_affine,
17034 compute_overlap_steps_for_affine_univar,
17035 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
17036 analyze_siv_subscript, analyze_miv_subscript,
17037 analyze_overlapping_iterations, subscript_dependence_tester_1,
17038 compute_self_dependence, free_dependence_relation): Work
17039 with affine_fn instead of chrecs.
17040 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
17041 common_affine_function, affine_function_base,
17042 affine_function_constant_p, affine_fn_op, affine_fn_plus,
17043 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
17044 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
17045 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
17046 (all_chrecs_equal_p): Removed.
17047 * tree-data-ref.h (affine_fn, conflict_function): New types.
17048 (struct subscript): Change type of conflicting_iterations_in_a
17049 and conflicting_iterations_in_b.
17051 2007-01-26 Steve Ellcey <sje@cup.hp.com>
17054 * config/pa/pa.h (TARGET_HPUX_11): New.
17055 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
17056 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
17058 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
17059 Richard Guenther <rguenther@suse.de>
17061 * tree-ssa-structalias.c (solve_graph): Handle case
17062 we merged the variable to another.
17064 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17066 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
17069 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
17070 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
17072 2007-01-25 DJ Delorie <dj@redhat.com>
17074 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
17075 allow changes to modes which don't fit in those registers.
17077 * reload1.c (choose_reload_regs): Check for invalid subregs before
17078 computing their locations, not after.
17080 2007-01-25 Geoffrey Keating <geoffk@apple.com>
17083 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
17084 save Altivec registers in an eh_return function.
17085 (compute_vrsave_mask): Likewise.
17086 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
17087 for saving Altivec registers.
17088 (rs6000_emit_prologue): Don't allocate stack twice in
17089 eh_return function. Correct expected value of altivec_save_offset
17090 when using save_world. Describe save of R0 to stack when using
17091 save_world. Describe stack pointer adjustment when using
17092 save_world. Remove duplicated eh_return parameter register saving.
17093 Update sp_offset variable after save_world.
17094 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
17096 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
17097 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
17100 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17102 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
17104 2007-01-25 Steve Ellcey <sje@cup.hp.com>
17107 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
17108 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
17110 2007-01-25 Richard Guenther <rguenther@suse.de>
17112 * doc/invoke.texi (-Wcoverage-mismatch): Document.
17113 * common.opt (-Wcoverage-mismatch): New warning option.
17114 * coverage.c (get_coverage_counts): Ignore coverage mismatch
17115 if -Wcoverage-mismatch is given.
17117 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
17119 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
17120 (ipcp_driver): Change to static definition.
17121 Add dumping of the ifunctions.
17122 (constant_val_insert): Remove unused parameter. Support for SSA.
17123 (ipcp_propagate_const): Support for SSA.
17124 (ipcp_profile_bb_print): Print only analyzed nodes.
17125 (ipcp_replace_map_create): Remove support for Fortran constant
17127 * ipa-prop.c (ipa_method_modify_stmt,
17128 ipa_callsite_compute_param): Support for SSA.
17129 * ipa-prop.h (ipcp_driver): Remove declaration.
17130 (IS_VALID_TREE_MAP_INDEX): Add define.
17132 2007-01-24 Geoffrey Keating <geoffk@apple.com>
17134 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
17136 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17138 PR middle-end/30447
17139 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
17140 constant argument to cabs and do it without checking for
17141 -funsafe-math-optimizations.
17143 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
17145 * c-common.h (RID_FIRST_CXX0X): New.
17146 (RID_LAST_CXX0X): New.
17147 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
17149 * c.opt (Wc++0x-compat): New.
17150 * doc/invoke.texi (-Wc++0x-compat): Document.
17152 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17154 * builtins.c (fold_builtin_carg): New.
17155 (fold_builtin_1): Use it.
17157 2007-01-24 Jan Hubicka <jh@suse.cz>
17159 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
17161 * ipa-inline.c (initial_insns, max_insns): Delete.
17162 (compute_max_insns): New function.
17163 (cgraph_decide_inlining_of_small_function): Use it; take minimal
17164 amount of insns as base for code growth.
17165 (cgraph_decide_inlining): Make initial_insns local; do not compute
17167 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
17168 * doc/invoke.texi (inline-unit-growth): Update docs.
17170 2007-01-24 Jakub Jelinek <jakub@redhat.com>
17172 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17173 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17174 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17175 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17176 for CPUs that have PTA_CX16 set.
17178 PR middle-end/27416
17179 * gimplify.c (omp_check_private): New function.
17180 (gimplify_scan_omp_clauses): Use it for
17181 firstprivate/lastprivate/reduction.
17183 PR middle-end/30494
17184 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17185 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17187 PR middle-end/30421
17188 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17189 If lower_lastprivate_clauses emits some statements, append them
17190 to dlist rather than body_p and to body_p append an initializer.
17191 (lower_omp_for): Adjust caller.
17193 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17195 * target.h (globalize_decl_name): New.
17196 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17197 * output.h (default_globalize_decl_name): New.
17198 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17200 (globalize_decl): Ditto.
17201 (default_globalize_decl_name): New.
17202 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17203 (ia64_handle_version_id_attribute): New.
17204 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17205 (ia64_asm_output_external): Use globalize_decl_name instead
17206 of globalize_label.
17207 * doc/extend.texi (version_id): New pragma.
17208 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17210 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17212 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17213 _uleb128_t and _Unwind_SWord with _sleb128_t.
17214 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17215 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17217 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17218 * unwind-pe.h (read_uleb128, read_sleb128,
17219 read_encoded_value_with_base): Likewise.
17220 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17222 2007-01-24 Richard Guenther <rguenther@suse.de>
17224 * builtins.c (expand_builtin_cexpi): Get the fndecl
17225 for cexp in the correct way.
17227 2007-01-24 Jan Hubicka <jh@suse.cz>
17229 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17232 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17234 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17235 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17236 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17237 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17238 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17239 __SIZEOF_PTRDIFF_T__.
17240 * doc/cpp.texi: Documentation for the new builtin macros added.
17242 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17244 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17245 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17246 instead of operands[2] to avoid access past the end of array.
17248 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17250 * reload1.c (emit_reload_insns): Pass the reload register
17251 for a non-spill output reload through forget_old_reloads_1.
17253 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17256 _SOFT_DOUBLE if doubles use software floating-point.
17257 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17258 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17259 * config/rs6000/darwin-ldouble.c: Also compile functions for
17260 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17261 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17262 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17263 commented-out long double override.
17264 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17265 * config/rs6000/eabispe.h: Likewise.
17266 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17267 long double for non-SPE.
17268 (rs6000_handle_option): Likewise.
17269 (invalid_e500_subreg): Disallow more subregs involding DImode,
17270 DFmode, TImode or TFmode.
17271 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17273 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17275 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17276 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17278 (rs6000_legitimate_address): Also check for TFmode for E500
17280 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17281 (spe_build_register_parallel): Handle TFmode and TCmode.
17282 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17284 (function_arg): Handle TFmode and TCmode for E500 double.
17285 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17287 (print_operand): Handle TFmode and TImode for %y.
17288 (rs6000_generate_compare): Handle TFmode comparisons for E500
17290 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17291 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17292 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17293 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17294 TFmode for E500 double.
17295 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17296 (floatsidf2): Enable for E500 double.
17297 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17298 (extenddftf2): Change to extenddftf2_fprs.
17299 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17300 depending on TARGET_E500_DOUBLE.
17301 (extendsftf2): Enable for E500 double.
17302 (trunctfdf2): Enable for E500 double.
17303 (trunctfsf2): Change to trunctfsf2_fprs.
17304 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17305 depending on TARGET_E500_DOUBLE.
17306 (floatsitf2): Enable for E500 double.
17307 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17308 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17309 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17310 (negtf2): Change to negtf2_internal.
17311 (negtf2): New expander.
17312 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17313 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17314 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17315 (movdi_internal32): Use rs6000_nonimmediate_operand.
17316 (unnamed splitter): Likewise.
17317 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17318 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17319 (SPE64TF, DITI): New mode macros.
17320 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17323 (frob_<mode>_di_2): New.
17324 (frob_tf_di_8_2): New.
17325 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17327 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17329 (frob_ti_<mode>_8_2): New.
17330 (frob_ti_tf_2): New.
17331 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17332 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17334 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17335 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17336 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17337 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17338 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17339 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17342 2007-01-23 Ian Lance Taylor <iant@google.com>
17344 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17346 (OBJS-archive): Reformat, alphabetize.
17347 (OBJS): Change out_object_file to OBJS-md.
17349 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17352 JUMP_P and CALL_P predicates where applicable.
17353 * config/i386/i386.c: Ditto.
17354 * config/i386/i386.md: Ditto.
17355 * config/i386/mmx.md: Ditto.
17356 * config/i386/predicates.md: Ditto.
17358 2007-01-22 Andreas Schwab <schwab@suse.de>
17360 * config/m68k/m68k.h: Fix comment.
17362 2007-01-22 Jan Hubicka <jh@suse.cz>
17364 * passes.c (init_optimization_passes): Do not rerun
17365 pass_early_warn_uninitialized.
17367 2007-01-22 Richard Guenther <rguenther@suse.de>
17369 PR tree-optimization/30038
17370 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17372 (execute_cse_sincos_1): Likewise.
17373 (execute_cse_sincos): Likewise.
17374 (gate_cse_sincos): Likewise.
17375 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17376 the cexpi() canonicalization of sincos().
17377 * tree-pass.h (pass_cse_sincos): Declare.
17378 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17380 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17382 PR rtl-optimization/29329
17383 * combine.c (replaced_rhs_insn): Rename to i2mod.
17384 (replaced_rhs_value): Rename to i2mod_new_rhs.
17385 (i2mod_old_rhs): New global variable.
17386 (combine_instructions): Adjust for above change. Save a copy of
17387 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17388 note are substituted in the second instruction.
17389 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17390 ditch the note if it pertains to the second eliminated register
17391 and this register is mentioned in i2mod_old_rhs.
17394 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17396 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17397 the insn to which the note was originally attached.
17399 2007-01-21 Jan Hubicka <jh@suse.cz>
17401 * ipa-inline.c (inlining_mode): Comment, move up.
17402 (cgraph_decide_inlining_incrementally): Do not perform inlining
17403 itself; fix handling of flattening of self recursive functions.
17404 (cgraph_find_cycles): Remove.
17405 (cgraph_flatten_node): Remove.
17406 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17407 (try_inline): New function.
17408 (cgraph_early_inlining): Update call of
17409 cgraph_decide_inlining_incrementally. Apply inlining here.
17410 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17412 2007-01-21 Dirk Mueller <dmueller@suse.de>
17415 * tree-vrp.c (check_array_bounds): do not warn
17416 about ADDR_EXPR's of ARRAY_REF's which are immediately
17417 used in binary expressions.
17419 2007-01-21 Ira Rosen <irar@il.ibm.com>
17421 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17422 read_write_dep and macros for its access.
17423 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17424 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17425 argument, call vect_check_interleaving for every independent pair of
17426 data-refs. Mark loads that access the same memory location as a store
17428 (vect_check_dependences): Remove.
17429 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17430 call, fix the call to vect_analyze_data_ref_dependence.
17431 (vect_analyze_data_ref_access): For statements that access the same
17432 data-ref, check that they are not stores; for loads, check that there
17433 is no store that access the same location.
17435 2007-01-20 Roger Sayle <roger@eyesopen.com>
17436 Joseph Myers <joseph@codesourcery.com>
17438 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17439 (-fdump-rtl-stack): Likewise.
17440 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17441 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17442 (-mpt-fixed): Use @minus{} for minus sign.
17443 (Using Precompiled Headers): Fix under/overfull hbox.
17445 2007-01-20 Jan Hubicka <jh@suse.cz>
17447 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17448 place within annotation.
17450 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17452 * pa.c (output_move_double): Change array size of xoperands to 4.
17454 2007-01-20 Jan Hubicka <jh@suse.cz>
17456 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17459 2007-01-19 Ian Lance Taylor <iant@google.com>
17461 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17462 constant to unsigned HOST_WIDE_INT before negating.
17464 2007-01-19 Ian Lance Taylor <iant@google.com>
17466 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17468 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17469 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17470 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17471 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17472 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17473 (realloc_vdef, realloc_vuse): Change second parameter to
17475 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17476 fields to unsigned.
17477 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17478 unsigned. Change x and lim locals to unsigned.
17479 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17481 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17482 (copy_virtual_operands): Change i and n locals to unsigned.
17484 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17486 PR middle-end/29335
17487 * builtins.c (fold_builtin_1): Handle builtin fdim.
17489 2007-01-20 Jan Hubicka <jh@suse.cz>
17491 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17492 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17493 init_alias_heapvars.
17494 (init_alias_heapvars): Initialize only when not already initialized.
17495 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17497 2007-01-19 Roger Sayle <roger@eyesopen.com>
17499 * common.opt (fsigned-zeros): New command line option.
17500 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17501 of flag_unsafe_math_optimizations.
17502 * opts.c (set_fast_math_flags): The -ffast-math command line option
17503 implies -fno-signed-zeros.
17504 (fast_math_flags_set_p): Likewise.
17506 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17507 the documentation of -ffast-math appropriately. Wrap long lines.
17509 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17511 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17512 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17514 2007-01-19 Tomas Bily <tbily@suse.cz>
17516 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17518 (tree_init_ic_make_global_vars): New function
17519 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17520 (tree_gen_ic_profiler): New function
17521 (tree_gen_ic_func_profiler): New function
17522 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17523 (tree_profile_hooks): Added hook for indirec/virtual calls
17524 * value-prof.c (tree_find_values_to_profile): New case for
17526 (tree_values_to_profile): Call for determining indirect/virtual
17528 (tree_indirect_call_to_profile): New function
17529 (tree_ic_transform): New function
17530 (tree_ic): New function
17531 (find_func_by_pid): New function
17532 (init_pid_map): New function
17533 (tree_value_profile_transformations): Added check for
17534 indirect/virtual call transformation
17535 * value-prof.h (enum hist_type): New counter type for
17536 indirect/virtual calls
17537 (profile_hooks): Added new hook for profiling indirect/virtual
17539 * profile.c (instrument_values): New case for indirect/virtual
17541 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17542 (GCOV_COUNTER_V_INDIR): New counter type
17543 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17544 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17546 * cgraph.c: Definition of cgraph_max_pid
17547 (cgraph_create_node): Default init of pid attribute
17548 * cgraph.h: Declaration of cgraph_max_pid
17549 (struct cgraph_node): Added pid attribute
17550 * libgcov.c (__gcov_indirect_call_profiler): New function
17551 (__gcov_one_value_profiler_body): New function
17552 (__gcov_one_value_profiler): Body was moved to
17553 __gcov_one_value_profiler_body and calls it
17555 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17557 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17558 * gengtype.c (write_types_data, write_func_for_structure,
17559 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17560 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17561 (walk_type, write_func_for_structure): Generate the mark_hook if
17564 2007-01-19 Jan Hubicka <jh@suse.cz>
17566 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17567 'early' argument take inlining mode argument specifying whether to
17568 inline for size/speeed or all functions; add support for flattening;
17570 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17572 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17575 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17576 the name of the declared identifier.
17578 2007-01-19 Dirk Mueller <dmueller@suse.de>
17580 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17581 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17582 duplicate evaluation.
17584 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17586 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17587 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17588 to XFMode, use acosxf2 and truncate result to requested mode.
17589 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17590 (asin<mode>2): Similarly, with asin expanders.
17591 (*fscalexf4_i387): Rename from *fscalexf4.
17592 (expNcorexf3): New expander.
17593 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17594 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17595 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17596 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17597 patterns for SSE math.
17598 (exp10<mode>2): Similarly, with exp10 expanders.
17599 (exp2<mode>2): Similarly, with exp2 expanders.
17600 (expm1<mode>2): Similarly, with expm1 expanders.
17601 (ldexp<mode>3): Similarly, with ldexp expanders.
17602 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17603 Use gen_truncxf<mode>2_i387_noop to truncate result.
17605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17607 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17608 for ColdFire targets.
17610 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17611 Richard Sandiford <richard@codesourcery.com>
17613 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17614 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17615 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17616 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17617 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17618 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17622 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17623 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17624 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17625 (*adddi_dilshr32_cf): New pattern.
17626 (adddi3, subdi3): Remove first alternatives.
17628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17630 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17631 implemented using move.l, do not use its cc result for floating-point
17634 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17636 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17637 from accepting 's' constraints if flag_pic.
17639 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17641 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17642 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17643 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17644 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17646 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17648 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17649 ColdFire alternatives.
17650 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17651 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17652 architectures that support ff1 instruction.
17654 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17655 Julian Brown <julian@codesourcery.com>
17657 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17658 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17659 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17664 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17666 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17667 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17668 HOST_WIDE_INT instead of an rtx.
17669 (m68k_rtx_costs): Update call accordingly.
17670 (output_move_const_into_data_reg): Likewise. Fix formatting.
17671 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17673 (output_move_simode_const): Update calls after above changes.
17674 Rework to use automatic variables and predicates like MEM_P.
17675 * config/m68k/m68k.md (pushexthisi_const): Update call to
17678 2007-01-19 Dirk Mueller <dmueller@suse.de>
17680 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17681 in dump_flags test.
17683 2007-01-19 Richard Guenther <rguenther@suse.de>
17685 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17686 via cexp in case sincos is not available.
17688 2007-01-19 Richard Guenther <rguenther@suse.de>
17690 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17691 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17692 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17693 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17694 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17695 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17696 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17697 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17699 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17701 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17703 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17704 (atan2xf3): Directly generate RTL pattern.
17705 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17706 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17707 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17708 disable patterns for SSE math.
17709 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17710 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17711 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17712 disable patterns for SSE math.
17714 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17716 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17718 2007-01-18 Roger Sayle <roger@eyesopen.com>
17720 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17721 VIEW_CONVERT_EXPR to the same type as it's operand.
17723 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17725 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17726 configured for long double 128.
17728 2007-01-18 Mike Stump <mrs@apple.com>
17730 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17733 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17735 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17738 2007-01-18 Jan Hubicka <jh@suse.cz>
17740 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17741 greater than NUM_VOP_FREE_BUCKETS.
17743 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17745 * tree-ssa-structalias.c: Update comments.
17746 (ptabitmap_obstack): Removed.
17747 (pta_obstack): New.
17748 (oldpta_obstack): Ditto.
17749 (stats): Add a few members.
17750 (struct variable_info): Remove node, complex, address_taken, and
17751 indirect_target members. Add oldsolution member.
17752 (new_var_info): Do not initialize removed members.
17753 (constraint_expr_type): Remove INCLUDES.
17754 (constraint_graph): Add size, implicit_preds, rep,
17755 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17756 (FIRST_REF_NODE): New macro.
17757 (LAST_REF_NODE): Ditto.
17758 (FIRST_ADDR_NODE): Ditto.
17759 (find): New function.
17761 (dump_constraint): Do not handle INCLUDES.
17762 (insert_into_complex): Do not insert duplicate constraints.
17763 (condense_varmap_nodes): Renamed and rewritten into ...
17764 (merge_node_constraints): This. Also fix bug in handling of
17765 offseted copy constraints.
17766 (clear_edges_for_node): No longer need to deal with preds at all,
17767 or removing associated preds/succs.
17768 (merge_graph_nodes): Deal with indirect_cycles.
17769 Don't deal with predecessors.
17770 (add_implicit_graph_edge): New function.
17771 (add_pred_graph_edge): Ditto.
17772 (add_graph_edge): Don't deal with predecessors.
17773 (build_constraint_graph): Removed.
17774 (build_pred_graph): New function.
17775 (build_succ_graph): Ditto.
17776 (struct scc_info): Removed in_component. Added roots, dfs, and
17777 node_mapping. Remove visited_index, unification_queue.
17778 (scc_visit): Deal with union-find we do now.
17779 Deal with cycles with REF nodes.
17780 (collapse_nodes): Renamed and rewritten to ...
17781 (unify_nodes): This.
17782 (process_unification_queue): Removed.
17783 (topo_visit): Cleanup
17784 (do_da_constraint): Use find.
17785 (do_sd_constraint): Ditto.
17786 (do_ds_constraint): Ditto.
17787 (do_complex_constraint): Ditto.
17788 (init_scc_info): Update for removed and added members.
17789 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17790 (find_indirect_cycles): This.
17791 (equivalence_class): New variable.
17792 (label_visit): New function.
17793 (perform_variable_substitution): Rewritten.
17794 (free_var_substitution_info): New function.
17795 (find_equivalent_node): Ditto.
17796 (move_complex_constraints): Ditto.
17797 (eliminate_indirect_cycles): Ditto.
17798 (solve_graph): Only propagate changed bits.
17799 Use indirect cycle elimination.
17801 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17802 (tree_id_eq): Renamed to ...
17803 (tree_vi_eq): This. Update for member change
17804 (insert_id_for_tree): Renamed and rewritten to ...
17805 (insert_vi_for_tree): This.
17806 (lookup_id_for_tree): Renamed and rewritten to ...
17807 (lookup_vi_for_tree): This.
17808 (get_id_for_tree): Renamed and rewritten to ...
17809 (get_vi_for_tree): Ditto.
17810 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17811 (process_constraint): Don't handle INCLUDES.
17812 Remove special ADDRESSOF case.
17813 (find_func_aliases): Rewrite to use vi functions instead of id
17815 (create_function_info_for): Ditto.
17816 (create_variable_info_for): Ditto.
17817 (intra_create_variable_infos): Ditto.
17818 (merge_smts_into): Ditto.
17819 (find_what_p_points_to): Ditto.
17820 (init_base_vars): Ditto.
17821 (init_alias_vars): Ditto.
17822 (remove_preds_and_fake_succs): New function.
17823 (dump_sa_points_to_info): Dump new stats.
17824 (dump_solution_for_var): Use find.
17825 (set_used_smts): Fix formatting.
17826 (compute_points_to_sets): Updated for new functions.
17827 (ipa_pta_execute): Ditto.
17829 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17830 Richard Sandiford <richard@codesourcery.com>
17832 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17834 * calls.c (expand_call): If the return value is a PARALLEL,
17835 extract its first member.
17836 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17837 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17838 use FUNCTION_EXTRA_EPILOGUE.
17839 (m68k_function_value): Return a PARALLEL if the return value
17840 is of a pointer type.
17841 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17842 (FUNCTION_EXTRA_EPILOGUE): Remove.
17843 * config/m68k/m68k.md (D0_REG): New constant.
17845 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17847 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17848 output a NOP for empty epilogues.
17850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17852 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17853 before function. Extend register save check to include all
17854 registers, not just integer ones.
17856 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17858 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17859 (m68k_use_return_insn): ...this.
17860 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17861 * config/m68k/m68k.c (use_return_insn): Rename to...
17862 (m68k_use_return_insn): ...this.
17863 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17864 of USE_RETURN_INSN.
17866 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17868 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17869 nearest even, fix denormal rounding overflow.
17871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17873 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17874 f%$smove and f%$move.
17875 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17876 (extendsfdf2_cf): Use fdmove instead of f%&move.
17877 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17878 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17880 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17882 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17887 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17888 (coldfire_single_format): Declare.
17889 (coldfire_double_format): Likewise.
17890 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17891 of qnan_msb_set to determine the lower bits of a canonical
17893 (encode_ieee_double): Likewise.
17894 (encode_ieee_quad): Likewise.
17895 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17896 (mips_single_format): Likewise.
17897 (ieee_double_format): Likewise.
17898 (mips_double_format): Likewise.
17899 (ieee_extended_motorola_format): Likewise.
17900 (ieee_extended_intel_96_format): Likewise.
17901 (ieee_extended_intel_128_format): Likewise.
17902 (ieee_extended_intel_96_round_53_format): Likewise.
17903 (ibm_extended_format): Likewise.
17904 (mips_extended_format): Likewise.
17905 (ieee_quad_format): Likewise.
17906 (mips_quad_format): Likewise.
17907 (vax_f_format): Likewise.
17908 (vax_d_format): Likewise.
17909 (vax_g_format): Likewise.
17910 (i370_single_format): Likewise.
17911 (i370_double_format): Likewise.
17912 (decimal_single_format): Likewise.
17913 (decimal_double_format): Likewise.
17914 (decimal_quad_format): Likewise.
17915 (c4x_single_format): Likewise.
17916 (c4x_extended_format): Likewise.
17917 (real_internal_format): Likewise.
17918 (coldfire_single_format): New real_format.
17919 (coldfire_double_format): Likewise.
17920 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17921 canonical_nan_lsbs_set.
17922 (pdp11_d_format): Likewise.
17923 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17924 if TARGET_COLDFIRE_CPU.
17926 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17928 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17929 (output_call, m68k_legitimize_call_address): Declare.
17930 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17931 parenthesees. Add support for a 'W' constraint.
17932 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17933 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17934 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17935 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17937 (override_options): Initialize them. Do not set flag_no_function_cse
17938 for TARGET_ID_SHARED_LIBRARY.
17939 (m68k_output_pic_call): Delete.
17940 (m68k_legitimize_call_address): New function.
17941 (print_operand): Remove the %o prefix. Handle the %p prefix.
17942 (output_call): New function.
17943 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17944 target address from the GOT if symbolic jumps are not allowed.
17945 * config/m68k/m68k.md (call, general_operand): Do not set
17946 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17947 Merge separate flag_pic and !flag_pic define_insns into...
17948 (*call, *call_value): ...these new patterns. Match the address
17949 rather than the containing MEM and require it to be a call_operand.
17950 Use output_call to generate the asm template.
17951 * config/m68k/predicates.md (const_call_operand): New predicate.
17952 (call_operand): Likewise.
17954 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17956 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17957 (STACK_GROWS_DOWNWARD): Define to 1.
17958 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17959 comments, emphasizing that these values are only defaults.
17960 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17961 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17963 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17965 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17967 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17968 Richard Sandiford <richard@codesourcery.com>
17970 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17971 (FP_REGNO_P): New macros.
17972 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17973 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17974 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17975 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17979 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17980 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17982 * config/m68k/t-floatlib: New file, extracting common code from...
17983 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17984 * config/m68k/t-uclinux: Here.
17985 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17986 routines on ColdFire targets.
17988 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17990 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17991 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17992 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17993 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17994 explicitly set MOTOROLA to 1.
17995 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17998 Nathan Sidwell <nathan@codesourcery.com>
18000 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
18001 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
18002 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
18003 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
18004 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
18005 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
18006 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
18007 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
18008 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
18009 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18010 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
18011 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
18012 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
18013 (DBX_REGISTER_NUMBER): Delete.
18014 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
18015 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
18016 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
18018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18020 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
18021 * config/flat.h: New file.
18022 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
18023 OBJECT_FORMAT_FLAT.
18024 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
18025 indirect references for -msep-data or -mid-shared-library.
18026 Do not use PC-relative code addresses either.
18027 * config/m68k/m68k.c (override_options): Restrict -fPIC error
18029 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
18030 for shared libraries and crt1.o for executables. Use crti.o and
18032 (ENDFILE_SPEC): Use crtend.o and crtn.o.
18033 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
18034 Do not add -elf2flt or -shared-lib-id options here.
18035 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
18036 Pass -shared-lib-id if -mid-shared-library, taking the library
18037 identifier from -mshared-library-id if given, otherwise
18039 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
18040 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
18041 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
18042 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
18043 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
18044 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
18046 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
18047 jump sequence for ISA A and ISA A+.
18048 (PICJUMP): Likewise.
18050 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18052 * config.gcc (m68k-*-uclinux*): Base the port on the common
18053 and m68k GNU/Linux files rather than on the generic ELF ones.
18054 * config/m68k/uclinux.h (TARGET_VERSION): Override.
18055 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
18057 2007-01-18 Julian Brown <julian@codesourcery.com>
18058 Richard Sandiford <richard@codesourcery.com>
18060 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
18061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18062 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
18064 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
18065 80 unconditionally.
18066 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
18068 2007-01-18 Richard Sandiford <richard@codesourcery.com>
18070 * doc/install.texi: Document m68k-uclinuxoldabi.
18071 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
18072 * config/m68k/uclinux-oldabi.h: New file, copied from
18073 config/m68k/uclinux.h.
18075 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
18077 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
18078 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
18079 (m32r_compute_frame_size): Use unsigned for regno.
18080 (m32r_reload_lr): Use gen_frame_mem.
18082 (m32r_output_function_epilogue): Don't output the function epilogue
18084 (m32r_expand_epilogue): New.
18085 (direct_return): Return false if the function has the interrupt
18087 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
18088 * config/m32r/m32r.md (epilogue): New expander.
18089 (return_lr, return_rte): New insns.
18090 (return): Make it expander.
18091 (return_normal): New expander.
18093 2007-01-18 Josh Conner <jconner@apple.com>
18096 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
18097 support for UNLE, UNLT, UNGE, and UNGT.
18099 2007-01-18 Jan Hubicka <jh@suse.cz>
18101 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
18102 * tree-tailcall (add_virtual_phis): Likewise.
18103 (optimize_tail_call): Return TODOs.
18104 (execute_tail_calls): Return TODOs.
18105 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
18106 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
18108 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18109 Cleanup cfg using TODO.
18110 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
18111 * passes.c (execute_function_todo): When cleanup did something, remove
18113 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
18114 (make_edges): Don't cleanup_cfg.
18116 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
18118 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
18119 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
18120 operate on the top of stack.
18121 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
18122 register handling of instructions that output to the second
18124 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
18125 (move_for_stack_reg): Special-case check for dead destination
18126 stack slot for constant load of 1.0 inside UNSPEC_TAN.
18128 * config/i386/i386.md (UNSPEC_TAN): New constant.
18129 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
18130 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
18131 to correctly model move of constant 1.0 to top stack slot.
18132 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
18133 (unnamed peephole2 pattern): Remove corresponding peephole2
18134 pattern that optimizes tan insn and loading of constant 1.0.
18135 (tanxf2): Use fptanxf4_i387.
18136 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
18137 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
18138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
18139 disable patterns for SSE math.
18140 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
18141 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
18143 2007-01-18 Dirk Mueller <dmueller@suse.de>
18144 Richard Guenther <rguenther@suse.de>
18147 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
18148 * common.opt (Warray-bounds): Add new warning option.
18149 * c-opts.c (c_common_handle_option): Define -Warray-bounds
18151 * Makefile.in: make tree-vrp.o depend on toplev.h
18152 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
18154 (check_array_refs, check_array_bounds, check_array_ref): New.
18156 2007-01-18 Jan Hubicka <jh@suse.cz>
18158 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
18159 (execute_ssa_ccp): Return flags conditionally.
18160 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
18162 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
18164 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
18166 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
18167 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
18169 * Makefile.c (GTFILES): Add cfglayout.h.
18170 * gengtype.c (open_base_files): Likewise.
18171 * cfglayout.c (cfg_layout_function_footer,
18172 cfg_layout_function_header) Reindent to make gengtype happy.
18173 * cfglayout.h (cfg_layout_function_footer,
18174 cfg_layout_function_header): Add GTY(()) marker.
18176 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18178 2007-01-18 Ben Elliston <bje@au.ibm.com>
18180 * genautomata.c (write_automata): Include xstrerror output in the
18181 error message if writing the DFA description file fails.
18183 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18185 * config/mips/mips-protos.h (mips_output_external): Make it
18187 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18188 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18189 (extern_list): Likewise.
18190 (extern_head): Likewise.
18191 (TARGET_ASM_FILE_END): Likewise.
18192 (mips_file_end): Likewise.
18193 (mips_output_external): Rewritten.
18195 2007-01-18 Ben Elliston <bje@au.ibm.com>
18197 * genpreds.c (write_insn_preds_c): Only write out the function
18198 body for regclass_for_constraint if we have register constraints.
18200 2007-01-17 Tom Tromey <tromey@redhat.com>
18202 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18203 * doc/install.texi (Testing): Use sourceware.org.
18204 (Binaries): Likewise.
18205 (Specific): Likewise.
18206 * doc/contrib.texi (Contributors): Use sourceware.org.
18208 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18210 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18211 (AVR_ENHANCED): Rename to ...
18212 (AVR_HAVE_MUL): ... new.
18213 (avr_enhanced_p): Rename to ...
18214 (avr_have_mul_p): ... new.
18215 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18216 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18217 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18218 (avr_have_mul_p): ... new.
18219 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18220 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18221 'avr_enhanced_p' and 'enhanced'.
18222 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18223 AVR_HAVE_MUL instead of AVR_ENHANCED.
18224 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18225 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18226 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18227 instead of AVR_ENHANCED.
18228 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18229 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18230 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18232 2007-01-17 Ian Lance Taylor <iant@google.com>
18234 * vec.h (VEC_reserve_exact): Define.
18235 (vec_gc_p_reserve_exact): Declare.
18236 (vec_gc_o_reserve_exact): Declare.
18237 (vec_heap_p_reserve_exact): Declare.
18238 (vec_heap_o_reserve_exact): Declare.
18239 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18241 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18242 negative parameter.
18243 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18244 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18245 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18246 * vec.c (calculate_allocation): Add exact parameter. Change all
18248 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18249 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18250 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18251 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18252 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18253 (vec_heap_p_reserve_exact): New function.
18254 (vec_heap_o_reserve_exact): New function.
18256 2007-01-17 Jan Hubicka <jh@suse.cz>
18258 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18260 2007-01-17 Eric Christopher <echristo@apple.com>
18262 * config.gcc: Support core2 processor.
18264 2007-01-16 Jan Hubicka <jh@suse.cz>
18266 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18267 the names, just unlink the chain so we don't crash on dangling
18271 2007-01-16 Jan Hubicka <jh@suse.cz>
18273 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18274 * tree-pass.h: Reorder to make IPA passes appear toegher.
18275 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18277 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18278 parameters, do not call early inliner.
18279 * ipa-inline.c: Update comments. Include tree-flow.h
18280 (cgraph_decide_inlining): Do not compute inlining parameters.
18281 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18282 be called with function context set up.
18283 (pass_ipa_inline): Remove unreachable functions before pass.
18284 (cgraph_early_inlining): Simplify assuming to be called from the
18286 (pass_early_inline): New pass.
18287 (cgraph_gate_ipa_early_inlining): New gate.
18288 (pass_ipa_early_inline): Turn into simple wrapper.
18289 (compute_inline_parameters): New function.
18290 (gate_inline_passes): New gate.
18291 (pass_inline_parameters): New pass.
18292 (apply_inline): Move here from tree-optimize.c
18293 (pass_apply_inline): New pass.
18294 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18296 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18297 doing them by hand.
18298 (tree_function_versioning): Do not allocate dummy struct function.
18299 * tree-inline.h (optimize_inline_calls): Update prototype.
18300 * tree-optimize.c (execute_fixup_cfg): Export.
18301 (pass_fixup_cfg): Remove
18302 (tree_rest_of_compilation): Do not apply inlines.
18303 * tree-flow.h (execute_fixup_cfg): Declare.
18304 * Makefile.in (gt-passes.c): New.
18305 * passes.c: Include gt-passes.h
18306 (init_optimization_passes): New passes.
18307 (nnodes, order): New static vars.
18308 (do_per_function_toporder): New function.
18309 (execute_one_pass): Dump current pass here.
18310 (execute_ipa_pass_list): Don't dump current pass here.
18312 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18314 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18315 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18317 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18319 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18320 (strong_alias): Define.
18321 (__gcc_qmul): Provide non-FMA for soft-float.
18322 (__gcc_qdiv): Same.
18327 (__gcc_qunord): New.
18337 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18338 soft-float functions.
18339 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18340 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18341 about long double soft float.
18343 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18344 Tehila Meyzels <tehila@il.ibm.com>
18346 * tree-vectorizer.h (is_pattern_stmt_p): New.
18347 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18348 formatting (tabs instead of spaces). Cleanup and clarify setting
18349 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18350 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18351 (vectorizable_type_demotion): Check that types are integral.
18352 (vectorizable_type_promotion): Likewise.
18353 (vectorizable_store): Fix typo. Eliminate new-line at end of
18356 2007-01-16 Jan Hubicka <jh@suse.cz>
18358 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18361 2007-01-15 Eric Christopher <echristo@apple.com>
18363 * ifcvt.c: Include vec.h, vecprim.h.
18364 (check_cond_move_block): New argument regs.
18365 Reorganize. Add registers used to regs.
18366 (cond_move_process_if_block): Use regs set above as
18369 2007-01-15 Eric Christopher <echristo@apple.com>
18371 * config/darwin.h: Update copyright.
18372 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18373 (LINK_COMMAND_SPEC): Add -u.
18374 (LINK_SPEC): Fix umbrella for above.
18376 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18378 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18381 2007-01-15 Tom Tromey <tromey@redhat.com>
18383 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18384 * doc/install.texi (Testing): Don't mention jacks.
18385 (Configuration): Document --enable-java-maintainer-mode. Move
18386 --with-java-home to libgcj-specific section. Document
18388 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18390 2007-01-15 Jan Hubicka <jh@suse.cz>
18392 * tree-ssa-dce.c (DCE_TODOs): New.
18393 (propagate_necessity): Return if something changed.
18394 (eliminate_unnecessary_stmts): Likewise.
18395 (perform_tree_ssa_dce): Return TODO flags when needed.
18396 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18398 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18401 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18402 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18403 patterns using X87MODEF12 mode macro. Extend operand 1
18404 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18405 (log10<mode>2): Ditto.
18406 (log2<mode>2): Ditto.
18407 (log1p<mode>2): Ditto.
18408 (logb<mode>2): Ditto.
18409 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18410 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18411 (*fxtractxf3_i387): Rename from *fxtractxf3.
18412 (fxtract_extend<mode>xf3_i387): New insn pattern.
18413 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18414 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18415 and gen_fyl2xxf3_i387().
18417 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18419 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18420 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18421 get_loop_exit_edges. Changed return type to bool.
18422 * cfgloop.h (fix_loop_placement): Declaration removed.
18424 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18426 * param.h (MIN_VECT_LOOP_BOUND): New.
18427 * params.def (MIN_VECT_LOOP_BOUND): New.
18428 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18429 argument - minimum threshold for number of iterations.
18430 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18431 argument to declaration.
18432 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18433 MIN_VECT_LOOP_BOUND.
18434 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18435 slpeel_tree_peel_loop_to_edge with additional argument.
18436 (vect_do_peeling_for_alignment): Likewise.
18437 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18439 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18442 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18443 operands of size 1.
18445 2007-01-14 Jan Hubicka <jh@suse.cz>
18447 * tree-dfa.c (remove_referenced_var): New function.
18448 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18449 prune referenced vars list too.
18450 * tree-flow.h (remove_referenced_var): Declare.
18452 2007-01-14 Jan Hubicka <jh@suse.cz>
18454 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18456 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18457 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18458 * except.h (verify_eh_throw_table_statements): Kill prototype.
18459 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18460 into call exrepssions.
18461 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18463 * tree-cfg.c: Include pointer-set.h.
18464 (verify_node_sharing): Work on pointer set.
18465 (verify_eh_throw_stmt_node): New.
18466 (verify_stmts): Use pointers sets, verify throw_stmt.
18468 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18470 * ipa-reference.c (analyze_function): Consider also addresses taken
18473 2007-01-12 Roger Sayle <roger@eyesopen.com>
18475 * c-typeck.c (null_pointer_constant_p): Replace use of
18476 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18477 (build_c_cast): Likewise.
18479 2007-01-12 Roger Sayle <roger@eyesopen.com>
18481 * tree.h (force_fit_type_double): Remove unused final argument.
18482 * c-common.c (constant_expression_warning): Replace use of
18483 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18484 (convert_and_check): Likewise.
18485 (shorten_compare): Update call to force_fit_type_double.
18486 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18487 * convert.c (convert_to_pointer): Update call to
18488 force_fit_type_double.
18489 * fold-const.c (force_fit_type_double): Remove overflowed_const
18491 (int_const_binop, fold_convert_const_int_from_int,
18492 fold_convert_const_int_from_real, fold_div_compare,
18493 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18494 fold_abs_const, fold_not_const): Remove the final argument from
18495 calls to force_fit_type_double.
18497 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18499 * configure.ac: Set insn to "nop" for spu-*-* also.
18500 * configure: Regenerate.
18502 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18504 * builtins.def : Add BUILT_IN_FREE.
18506 2007-01-12 Jan Hubicka <jh@suse.cz>
18508 PR tree-optimization/30443
18509 * tree-inline.c (tree_function_versioning): Do not optimize when
18510 cloning for inlining.
18512 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18514 * doc/loop.texi: Document recording of loop exits.
18515 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18516 (update_single_exits_after_duplication,
18517 update_single_exit_for_duplicated_loop,
18518 update_single_exit_for_duplicated_loops): Removed.
18519 (duplicate_loop_to_header_edge): Do not call
18520 update_single_exits_after_duplication and
18521 update_single_exit_for_duplicated_loops.
18522 (loop_version): Do not update single_exit information.
18523 (fix_loop_structure): Use record_loop_exits instead of
18524 mark_single_exit_loops.
18525 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18526 the lists of loop exits.
18527 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18528 split_edge, merge_blocks): Update the lists of loop exits.
18529 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18530 loop_optimizer_init.
18531 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18532 of mark_single_exit_loops.
18533 (loop_optimizer_finalize): Call release_recorded_exits.
18534 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18535 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18536 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18537 update single exit information.
18538 * lambda-code.c (perfect_nestify): Ditto.
18539 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18540 (mark_single_exit_loops): Removed.
18541 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18542 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18543 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18545 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18546 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18547 (verify_loop_structure): Verify consistency of the exit lists.
18548 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18549 (set_single_exit): Removed.
18550 * cfgloop.h (struct loop_exit): New function.
18551 (struct loop): single_exit_ field replaced by exits field.
18552 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18553 LOOPS_HAVE_RECORDED_EXITS.
18554 (struct loops): Added exits hash.
18555 (mark_single_exit_loops, set_single_exit): Declaration removed.
18556 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18558 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18560 * doc/invoke.texi: Avoid use of @headitem.
18562 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18564 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18568 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18571 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18572 Richard Sandiford <richard@codesourcery.com>
18574 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18575 * config/m68k/m68k.opt: Resort options.
18576 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18578 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18579 Richard Sandiford <richard@codesourcery.com>
18581 * doc/invoke.texi: Document the macros that are defined by
18582 m68k's -mtune and -mhard-float options.
18583 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18584 (m68k_cpp_cpu_family): Likewise.
18585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18586 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18587 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18588 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18589 (m68k_cpp_cpu_family): Likewise.
18591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18593 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18594 macros besides mc68000 as tuning macros. Use a switch statement
18595 to set them and mcpu32.
18597 2007-01-12 Julian Brown <julian@codesourcery.com>
18599 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18600 (TARGET_68040_ONLY): Rename to...
18601 (TARGET_68040): ...this.
18602 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18603 * config/m68k/m68k.md: Likewise.
18605 2007-01-12 Julian Brown <julian@codesourcery.com>
18606 Nathan Sidwell <nathan@codesourcery.com>
18607 Richard Sandiford <richard@codesourcery.com>
18609 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18610 the -mcpu= argument associated with the --with-cpu setting.
18611 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18612 if different from the one implied by the -mcpu setting.
18613 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18614 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18615 * doc/invoke.texi: Mention ColdFire in the introduction to the
18616 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18617 -mno-div and -mhard-float options. Make -m68881 a synonym for
18618 -mhard-float. Document the previously-undocumented -m5206e,
18619 -m528x, -m5307 and -m5407 options. Tweak the existing option
18620 documentation for consistency.
18621 * doc/install.texi: Mention new --with-cpu arguments.
18622 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18623 default CPU if neither -mcpu nor -march are specified.
18624 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18625 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18626 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18627 using m68k_tune to decide between families that implement the
18628 same ISA. Use m68k_tune to set __mcfv4e__.
18629 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18630 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18631 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18632 (FL_ISA_C, FL_ISA_MMU): New macros.
18633 (MASK_COLDFIRE): Delete.
18634 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18635 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18636 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18637 (TARGET_HARD_FLOAT): Do not define here.
18638 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18639 (TUNE_68000): New macro.
18640 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18641 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18642 (TUNE_CFV2): Redefine in terms of m68k_tune.
18643 (uarch_type, target_device, fpu_type): New enums.
18644 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18645 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18646 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18647 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18648 (FL_FOR_isa_c): New macros.
18649 (m68k_isa): New enum.
18650 (m68k_target_selection): New structure.
18651 (all_devices, all_isas, all_microarchs): New tables.
18652 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18653 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18654 (MASK_ALL_CPU_BITS): Delete.
18655 (m68k_find_selection): New function.
18656 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18657 Map the legacy target options to a combination of the new ones.
18658 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18659 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18660 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18662 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18663 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18665 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18666 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18667 * config/m68k/m68k-devices.def: New file.
18669 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18670 Nathan Sidwell <nathan@codesourcery.com>
18672 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18673 (SUBTARGET_EXTRA_SPECS): New macros.
18674 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18675 use %(asm_cpu_spec) instead.
18676 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18677 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18678 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18679 (EXTRA_SPECS): Rename to...
18680 (SUBTARGET_EXTRA_SPECS): ...this.
18682 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18683 Richard Sandiford <richard@codesourcery.com>
18684 Julian Brown <julian@codesourcery.com>
18686 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18687 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18688 to the configuration's default CPU.
18689 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18690 Remove default masks.
18691 (m680[012]0-*-*): Set the default with_cpu to the first part of
18693 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18694 (m68k*-*-linux): Extend the --with-cpu handling to...
18695 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18696 and m68010. Don't set target_cpu_default2.
18697 * doc/install.texi: Document --with-cpu for m68k.
18698 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18699 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18700 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18701 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18702 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18703 (ASM_SPEC): Remove use of %(asm_cpu_default).
18704 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18705 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18706 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18707 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18708 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18709 (TARGET_DEFAULT): Delete.
18710 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18711 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18712 (CPP_CPU_SPEC): Delete.
18713 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18714 the appropriate string.
18715 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18716 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18717 (ASM_SPEC): Don't use %(asm_default_spec).
18718 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18719 TARGET_DEFAULT and add MASK_68881.
18720 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18724 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18725 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18726 MASK_68010 alongside MASK_68020.
18727 * doc/invoke.texi: Document -m68010.
18728 * config/m68k/m68k.opt (m68010): New.
18729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18731 (TUNE_68010): New macro.
18732 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18733 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18734 (M68K_CPU_m68332): Add MASK_68010.
18735 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18736 fallback definition.
18737 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18739 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18740 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18741 to all entries that use MASK_68020.
18742 (output_move_simode_const, output_move_himode, output_move_qimode)
18743 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18744 instead of TARGET_68020 to select clr behavior. Remove comment
18745 about there being no TARGET_68010.
18746 * config/m68k/m68k.md: Likewise throughout.
18748 2007-01-12 Julian Brown <julian@codesourcery.com>
18750 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18751 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18752 * config/m68k/m68k.md: Likewise.
18754 2007-01-12 Julian Brown <julian@codesourcery.com>
18756 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18757 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18759 2007-01-12 Julian Brown <julian@codesourcery.com>
18761 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18762 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18763 * config/m68k/m68k.md: Likewise.
18765 2007-01-12 Julian Brown <julian@codesourcery.com>
18766 Richard Sandiford <richard@codesourcery.com>
18768 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18769 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18770 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18772 (TARGET_CPU32): Rename to...
18773 (TUNE_CPU32): ...this.
18774 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18775 (TUNE_CFV2): New macros.
18776 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18777 remove conditions that are implied by TARGET_68020.
18778 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18779 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18780 (m68k_output_function_epilogue): Likewise.
18781 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18782 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18783 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18784 non-68000 timings. Refactor multiplication and division costs.
18785 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18786 TUNE_CPU32 instead of TARGET_CPU32.
18787 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18788 and TUNE_68060 instead of TARGET_68060.
18789 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18790 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18792 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18793 && !TARGET_COLDFIRE" to choose between moveq and clr.
18794 Likewise in the unnamed movsf pattern.
18795 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18796 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18801 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18802 of tabbing before backslashes.
18804 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18806 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18807 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18808 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18810 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18812 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18813 find_interesting_uses_cond.
18814 (find_interesting_uses_cond): Use extract_cond_operands.
18815 (rewrite_use_compare): Use extract_cond_operands and
18816 force_gimple_operand_bsi. Do not call update_stmt.
18817 (determine_use_iv_cost_condition): Use extract_cond_operands.
18818 Return cheaper of using original bound and changing the exit bound.
18820 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18822 PR tree-optimization/29516
18823 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18824 most_expensive_mult_to_index, addr_to_parts,
18825 create_mem_ref, maybe_fold_tmr): Make the type of
18826 fields of TARGET_MEM_REF sizetype.
18827 (move_fixed_address_to_symbol, move_pointer_to_base):
18829 * tree.def (TARGET_MEM_REF): Add comment on types of
18832 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18834 * c-common.c (vector_types_convertible_p): Treat opaque types as
18835 always convertible if they have the same size, but not otherwise.
18837 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18839 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18840 Remove the b_unconditional field.
18841 (noce_try_sign_mask): Do not look at b_unconditional.
18842 (noce_process_if_block): Do not use merge_if_blocks. Update
18843 the CFG here. Do not set b_unconditional.
18844 (cond_move_process_if_block): Likewise.
18845 (find_cond_trap): Likewise.
18846 (check_cond_move_block): Require simple jump insns at the end
18847 of the basic block.
18849 2007-01-11 Jan Hubicka <jh@suse.cz>
18851 PR tree-optimization/1046
18852 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18853 when alias info is not ready.
18854 (pass_tail_recursion): Do not require aliasing.
18855 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18856 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18857 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18858 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18859 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18860 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18861 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18863 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18864 When aliasing is not build, mark statement as volatile.
18866 2007-01-11 Tom Tromey <tromey@redhat.com>
18868 PR preprocessor/15185, PR preprocessor/20989:
18869 * doc/cppopts.texi <-MT>: Update description of algorithm for
18870 computing default target.
18871 <-M, -MD>: Reword "basename" text.
18873 2007-01-11 Roger Sayle <roger@eyesopen.com>
18875 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18876 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18877 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18878 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18879 fold_builtin_bswap, real_constp, fold_builtin_pow,
18880 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18881 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18882 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18883 * convert.c (convert_to_pointer): Likewise.
18884 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18885 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18886 const_binop, fold_convert_const_int_from_int,
18887 fold_convert_const_int_from_real,
18888 fold_convert_const_real_from_real, sign_bit_p,
18889 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18890 fold_sign_changed_comparison, fold_unary, fold_comparison,
18891 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18892 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18893 * print-tree.c (print_node_brief, print_node): Likewise.
18894 * stor-layout.c (place_field, layout_type): Likewise.
18895 * tree-chrec.c (keep_cast): Likewise.
18896 * tree.c (build_vector, build_real, build_real_from_int_cst,
18897 build_complex): Likewise.
18899 2007-01-11 Roger Sayle <roger@eyesopen.com>
18901 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18902 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18904 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18906 * configure.ac (strict1_warn): Rename to strict_warn.
18907 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18908 cc_set_by_configure, quoted_cc_set_by_configure,
18909 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18910 all_boot_languages, all_stagestuff): Remove.
18911 (target_list): Remove bootstrap targets.
18912 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18913 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18914 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18915 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18916 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18917 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18918 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18919 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18920 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18921 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18922 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18923 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18924 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18925 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18926 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18927 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18928 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18929 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18930 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18931 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18932 (mostlyclean): Adjust.
18933 (clean, distclean): Don't mention bootstrap stuff.
18934 * configure: Regenerate.
18935 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18936 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18937 treelang/config-lang.in (stagestuff): Remove.
18938 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18939 stageprofile, stagefeedback, stagestuff): Remove mention.
18941 2007-01-11 Nick Clifton <nickc@redhat.com>
18943 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18945 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18946 (mcore_arith_K_S_operand): Run the test for the S constraint not
18947 the test for the M constraint.
18948 (mcore_addsub_operand): Do not accept integer values that are
18949 larger than 32 bits.
18950 * config/mcore/mcore.md: Remove unused constraints from split.
18951 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18952 (addsi3): Likewise.
18953 (allocate_stack): Likewise.
18954 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18955 operands to 32 bits.
18956 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18958 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18959 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18960 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18961 mcore_output_bclri, mcore_output_andn, output_inline_const,
18962 mcore_output_move, mcore_output_movedouble): Likewise.
18963 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18964 (output_inline_const): Likewise.
18965 (output_inline_const): Fix format strings used in sprintf
18967 * config/mcore/mcore-protos.h: Update prototypes for changed
18968 functions in mcore.c.
18969 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18970 HOST_WIDE_INT and not int.
18971 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18972 CONST_OK_FOR_N): Likewise.
18973 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18974 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18977 2007-01-10 Jan Hubicka <jh@suse.cz>
18979 * tree-vrp.c (remove_range_assertions): Release defs.
18980 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18981 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18983 2007-01-10 Paul Brook <paul@codesourcery.com>
18985 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18986 * config/arm/arm.md (mulsi3subsi): New insn.
18988 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18990 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18991 (tree_transform_and_unroll_loop): New.
18992 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18995 2007-01-10 Robert Kennedy <jimbob@google.com>
18997 * fold-const.c (fold_comparison): Fold comparisons like (x *
18998 1000 < 0) to (x < 0).
19000 2007-01-10 Ian Lance Taylor <iant@google.com>
19002 * tree-pretty-print.c (dump_generic_node): Print parentheses when
19003 operands have the same priority.
19005 2007-01-10 Tom Tromey <tromey@redhat.com>
19007 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
19008 (fold_binary): Likewise.
19009 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
19010 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
19011 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
19012 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
19013 * langhooks.h (struct lang_hooks): Removed field
19014 'can_use_bit_fields_p'.
19016 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
19018 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
19020 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
19022 * function.c (get_last_funcdef_no): New function.
19023 * function.h (get_last_funcdef_no): Declare.
19024 * tree-inline.c (initialize_cfun): Add initialization.
19025 (tree_function_versioning): Cleanup.
19027 2007-01-10 Jan Hubicka <jh@suse.cz>
19029 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
19032 2007-01-10 Sa Liu <saliu@de.ibm.com>
19033 Ben Elliston <bje@au.ibm.com>
19035 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
19036 for SAVE_NONLOCAL and Pmode for any other save level.
19037 * spu-protos.h (spu_restore_stack_block): Declare.
19038 * spu.md (save_stack_block): Remove.
19039 (restore_stack_block): Call spu_restore_stack_block.
19040 * spu.c (spu_restore_stack_block): New function.
19041 (spu_expand_epilogue): Remove old comment.
19043 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19045 PR tree-optimization/30322
19046 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
19047 (cand_value_at): Return the value as aff_tree.
19048 (may_eliminate_iv): Convert the bound from aff_tree to tree.
19049 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
19050 aff_combination_mult): New functions.
19051 (aff_combination_add): Use aff_combination_add_cst.
19052 (aff_combination_convert): Allow conversions to a wider type.
19053 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
19054 * tree-affine.h (aff_combination_mult): Declare.
19056 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
19058 * doc/tm.texi: Update documentation to reflect reality of exec
19059 and start file search behaviours. Update copyright year.
19060 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
19061 header file directories.
19063 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
19065 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
19066 (*cosxf2): Rename to cosxf2_i387.
19067 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
19068 using X87MODEF12 mode macro. Rename patterns to
19069 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
19071 (*cosdf2, *cossf2): Ditto.
19072 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
19073 to match extended input operands.
19074 (sincos<mode>3): New expander.
19075 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
19076 insn patterns and corresponding splitters.
19078 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
19080 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
19081 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
19083 2007-01-09 Nicolas Pitre <nico@cam.org>
19086 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
19088 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19090 * target.h (struct gcc_target): New field library_rtti_comdat.
19091 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
19092 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
19093 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
19094 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
19096 2007-01-08 Geoffrey Keating <geoffk@apple.com>
19098 * doc/invoke.texi (Optimize Options): Correct description of -O0.
19100 2007-01-08 Richard Guenther <rguenther@suse.de>
19102 * tree.h (force_fit_type_double): Export.
19103 (force_fit_type): Remove.
19104 * fold-const.c (force_fit_type_double): New function.
19105 (force_fit_type): Remove.
19106 (int_const_binop): Use it.
19107 (fold_convert_const_int_from_int): Likewise.
19108 (fold_convert_const_int_from_real): Likewise.
19109 (fold_div_compare): Likewise.
19110 (fold_sign_changed_comparison): Likewise.
19111 (fold_unary): Likewise.
19112 (fold_negate_const): Likewise.
19113 (fold_abs_const): Likewise.
19114 (fold_not_const): Likewise.
19115 * c-common.c (shorten_compare): Use force_fit_type_double.
19116 * convert.c (convert_to_pointer): Likewise.
19118 2007-01-08 Richard Guenther <rguenther@suse.de>
19120 * tree.h (build_int_cst_wide_type): Export.
19121 * tree.c (build_int_cst_wide_type): New function.
19122 (build_int_cst_wide): Fix comment.
19123 * builtins.c (fold_builtin_object_size): Use build_int_cst
19124 to build -1 or 0 of the correct type. Use fit_double_type
19125 to check for overflow.
19126 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
19128 (decode_field_reference): Likewise.
19129 (all_ones_mask_p): Likewise.
19130 (native_interpret_int): Use build_int_cst_wide_type.
19131 (fold_binary): Use build_int_cst_type to build an all-ones
19133 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
19135 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
19137 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
19139 2007-01-09 Ben Elliston <bje@au.ibm.com>
19141 * genautomata.c (STATS_OPTION): New option.
19142 (stats_flag): New flag.
19143 (gen_automata_option): Handle it.
19144 (initiate_automaton_gen): Ditto.
19145 (write_automata): Output statistics only if stats_flag is
19146 set. Likewise, output time statistics only if time_flag is set.
19147 * doc/md.texi (Processor pipeline description): Document new flag.
19149 2007-01-08 Richard Guenther <rguenther@suse.de>
19151 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
19152 * tree.c (build_int_cst_type): Likewise.
19153 (size_in_bytes): Don't call force_fit_type on the result.
19154 (int_fits_type_p): Use fit_double_type.
19155 * fold-const.c (fit_double_type): New function.
19156 (force_fit_type): Use it.
19157 * tree.h (fit_double_type): Export.
19159 2007-01-08 Jan Hubicka <jh@suse.cz>
19161 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
19162 * ipa.c (function_and_variable_visibility): Fix return type.
19164 2007-01-08 Richard Guenther <rguenther@suse.de>
19166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
19167 of offset to build the index.
19168 * tree-pretty-print.c (dump_generic_node): Don't build negated
19169 const just for printing.
19170 * c-pretty-print.c (pp_c_integer_constant): Likewise.
19171 * builtins.c (fold_builtin_int_roundingfn): Check if result
19172 fits the type by using force_fit_type and comparing the result.
19173 * predict.c (predict_loops): Use compare_tree_int for comparison.
19174 * tree.c (build_int_cst): Fall back to integer_type_node for
19176 (build_int_cst_wide): Assert type is non-null.
19178 2007-01-08 Roberto Costa <roberto.costa@st.com>
19180 * tree-vrp.c (extract_range_from_cond_expr): New.
19181 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19182 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19184 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19185 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19186 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19187 used as expressions.
19188 * tree-object-size.c (cond_expr_object_size): New.
19189 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19191 2007-01-08 Jan Hubicka <jh@suse.cz>
19193 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19194 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19197 2007-01-08 Richard Guenther <rguenther@suse.de>
19199 PR tree-optimization/23603
19200 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19201 (extract_range_from_binary): Fall back to truthvalue instead of
19202 varying for TRUTH_*_EXPR.
19203 (extract_range_from_comparison): Fall back to truthvalue instead of
19205 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19206 if all visited PHI values were constant.
19208 2007-01-08 Jan Hubicka <jh@suse.cz>
19210 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19211 (cgraph_analyze_function): break out from ...
19212 (cgraph_finalize_compilation_unit): ... here.
19213 (cgraph_expand_function): Remove forgoten commented out line.
19214 (cgraph_optimize): Analyze functions.
19216 2007-01-08 Jan Hubicka <jh@suse.cz>
19218 * tree-pas.h (TODO_remove_function): New flag.
19219 (TODO_update*): Renumber.
19220 (pass_ipa_increase_alignment,
19221 pass_ipa_function_and_variable_visibility): New passes.
19222 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19223 (cgraph_function_and_variable_visibility): Move to ipa.c
19224 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19225 cgraph_increase_alignment.
19226 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19227 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19228 calling tree-inline.
19229 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19230 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19231 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19232 (gate_increase_alignment): New function.
19233 (pass_ipa_increase_alignment): New pass.
19234 * ipa.c: Inline tree-pass.h and timevar.h
19235 (function_and_variable_visibility): Move here from cgraphunit.c
19236 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19237 * passes.c (init_optimization_passes): Add the two new passes.
19238 (execute_todo): Handle cgraph_remove_functions.
19240 2007-01-08 Nick Clifton <nickc@redhat.com>
19242 * config/frv/predicates.md (reg_or_0_operand): Accept
19245 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19247 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19248 * config.gcc: Add bfin*-rtems*.
19250 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19252 * c.opt: Add -flax-vector-conversions.
19253 * c-typeck.c (convert_for_assignment): Pass flag to
19254 vector_types_convertible_p to allow emission of note.
19255 (digest_init): Likewise.
19256 * c-opts.c: Handle -flax-vector-conversions.
19257 * c-common.c (flag_lax_vector_conversions): New.
19258 (vector_types_convertible_p): Unless -flax-vector conversions
19259 has been passed, disallow conversions between vectors with
19260 differing numbers of subparts and/or element types. If such
19261 a conversion is disallowed, possibly emit a note on the first
19262 occasion only to inform the user of -flax-vector-conversions.
19263 The new last argument specifies this.
19264 * c-common.h (flag_lax_vector_conversions): New.
19265 (vector_types_convertible_p): Add extra argument.
19266 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19267 char_type_node for V*QI type vectors.
19268 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19269 Update to satisfy new typechecking rules.
19270 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19271 C and C++ variants.
19272 * doc/invoke.texi (C Dialect Options): Document
19273 -flax-vector-conversions.
19275 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19277 PR tree-optimization/29877
19278 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19279 a register variable on the RHS to not be replaceable.
19281 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19282 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19283 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19284 const_simm15, const_pow2, const_npow2): Added.
19285 * config/score/misc.md (insv, extv, extzv, movmemsi,
19286 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19287 * config/score/score.c (score_address_cost, score_select_cc_mode):
19289 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19290 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19291 Update score_print_operand.
19292 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19293 Adjust register allocate order and update some macro define.
19294 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19295 mdx_block_move_straight, mdx_block_move_loop_head,
19296 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19297 mdx_block_move_loop, mdx_block_move): Added.
19298 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19299 mdp_limm): Updated and fix some bug and typo.
19300 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19301 (movsf, movdf, doloop_end): Added.
19303 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19305 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19306 config/arm/thumb2.md: Fix comment typos.
19307 * doc/extend.texi: Fix a typo.
19309 2007-01-07 Eric Christopher <echristo@apple.com>
19311 * configure.ac: Check for __stack_chk_fail for darwin.
19312 * configure: Regenerate.
19314 2007-01-07 Richard Guenther <rguenther@suse.de>
19316 * tree-vrp.c (extract_range_from_assert): CSE calls to
19317 compare_values where possible.
19318 (extract_range_from_unary_expr): Likewise.
19320 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19322 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19323 * config/avr/avr.c (call_insn_operand): Delete function.
19324 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19325 instead of register number. Use predicates.
19326 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19327 call_insn_operand): Add.
19329 2007-01-06 Jan Hubicka <jh@suse.cz>
19331 * tree-pass.h (pass_build_cgraph_edges): Declare.
19332 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19333 (visited_nodes): Remove.
19334 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19335 build_cgrpah_edges; make visited_nodes local.
19336 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19337 (record_references_in_initializer): Move to cgraphbuild.c
19338 (initialize_inline_failed, rebuild_cgraph_edges,
19339 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19340 (verify_cgraph_node): Make visited_nodes local.
19341 (cgraph_analyze_function): Do not call cgraph_create_edges and
19342 initialize_inline_failed.
19343 (cgraph_expand_function): Do not call cgraph_lower_function;
19344 assert that function is already lowered.
19345 * Makefile.in (cgraphbuild.o): New.
19346 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19347 at the end of lowering passes.
19349 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19351 * ifcvt.c (cond_move_convert_if_block): New function, code
19352 factored out from...
19353 (cond_move_process_if_block): ...here. Call the new function
19354 on the THEN and ELSE blocks.
19355 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19356 already takes care of this.
19358 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19361 * tree.h (TREE_OVERFLOW_P): New.
19362 * c-typeck.c (parser_build_unary_op): Warn only if result
19363 overflowed and operands did not.
19364 (parser_build_binary_op): Likewise.
19365 (convert_for_assignment): Remove redundant overflow_warning.
19366 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19368 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19370 * c-typeck.c (store_init_value): Split over two lines to follow
19371 the GNU coding style.
19373 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19375 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19376 __GXX_EXPERIMENTAL_CXX0X__.
19377 * doc/cpp.texi: Same.
19379 2007-01-05 Richard Guenther <rguenther@suse.de>
19381 PR middle-end/27826
19382 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19383 with mismatched types. Instead explicitly build a
19384 conversion NOP_EXPR.
19386 2007-01-05 Ian Lance Taylor <iant@google.com>
19388 * c-common.c (decl_with_nonnull_addr_p): New function.
19389 (c_common_truthvalue_conversion): Call it.
19390 * c-typeck.c (build_binary_op): Likewise.
19391 * c-common.h (decl_with_nonnull_addr_p): Declare.
19393 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19396 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19399 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19401 * doc/install.texi (Final install): Document the fact that
19402 the GNAT runtime should not be stripped.
19404 2007-01-04 Jan Hubicka <jh@suse.cz>
19406 * tree-inline.c (fold_marked_statements): Update operand caches
19407 and EH after folding
19409 2007-01-04 Ian Lance Taylor <iant@google.com>
19411 * c-common.c (check_function_nonnull): Whitespace fix.
19413 2007-01-04 Jan Hubicka <jh@suse.cz>
19415 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19416 comitted older version of patch.
19417 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19418 function, celanup cfg and collect garbage.
19420 2007-01-04 Mike Stump <mrs@apple.com>
19422 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19425 2007-01-04 Eric Christopher <echristo@apple.com>
19427 * libgcc2.c (__bswapsi2): Use SItype.
19428 (__bswapdi2): Use DItype.
19429 * libgcc2.h: Update for above.
19431 2007-01-04 Paul Brook <paul@codesourcery.com>
19433 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19434 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19435 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19436 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19437 umulsi3_highpart): Make conditional on !arm_arch6.
19438 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19439 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19440 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19441 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19442 umulsi3_highpart_v6): New insns.
19444 2007-01-04 Roger Sayle <roger@eyesopen.com>
19446 * fold-const.c (fold_convert): When casting an expression to void,
19447 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19448 have a type. Instead of attempting to build a NOP_EXPR, return
19449 these "special" trees directly.
19451 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19453 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19454 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19455 rs6000_cost->fp not 0 as adjustment for outer NEG.
19457 2007-01-04 Jan Hubicka <jh@suse.cz>
19459 * cgraph.c (cgraph_release_function_body): New function.
19460 (cgraph_remove_node): Use it.
19461 * cgraph.h (cgraph_release_function_body): Declare.
19462 * cgraphunit.c (cgraph_expand_function): Use it.
19463 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19464 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19465 is initialized and while compilation of other function is running.
19466 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19467 statement CFG annotations from here to ...
19468 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19470 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19472 * cfgloop.h (enum li_flags): Make the constants powers of two.
19474 2007-01-04 Jan Hubicka <jh@suse.cz>
19476 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19478 (fold_marked_statements): New function.
19479 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19480 * tree-inline.h (copy_body_data): Add statements_to_fold.
19482 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19484 * config.gcc: Mention libgcc/config.host.
19485 * Makefile.in: Update comments mentioning libgcc.
19486 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19487 (all.cross, start.encap, rest.encap, rest.cross): Update
19488 dependencies for libgcc move.
19489 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19490 (clean-target, clean-target-libgcc): Delete.
19491 (srcdirify, GCC_EXTRA_PARTS): New macros.
19492 (libgcc-support, libgcc.mvars): New rules.
19493 (distclean): Remove mention of mklibgcc.
19494 (install): Don't reference INSTALL_LIBGCC.
19495 (install-common): Don't reference EXTRA_PARTS.
19496 (install-libgcc, install-multilib): Delete rules.
19497 * mklibgcc.in: Delete file.
19498 * doc/configfiles.texi: Don't mention mklibgcc.
19500 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19501 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19502 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19503 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19504 (mklibgcc, ldblspecs): Likewise.
19506 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19507 (posixpre.def): Use $(T).
19508 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19509 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19510 (SHLIB_LINK): Make dummy.
19511 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19513 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19515 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19516 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19517 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19518 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19520 * configure.ac (all_outputs): Remove mklibgcc.
19521 * configure: Regenerated.
19523 2007-01-03 Josh Conner <jconner@apple.com>
19525 PR middle-end/29683
19526 * calls.c (compute_argument_addresses): Set stack and stack_slot
19527 for partial args, too.
19528 (store_one_arg): Use locate.size.constant for the size when
19529 generating a save_area.
19531 2007-01-03 Robert Kennedy <jimbob@google.com>
19533 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19534 whose definitions are deleted due to basic block merging.
19536 2007-01-03 Paul Brook <paul@codesourcery.com>
19539 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19541 (use_return_insn): Return 0 for Thumb interrupt functions.
19542 (print_multi_reg): Add rfe argument for IRQ returns.
19543 (arm_output_epilogue): Pop interrupt return address directly into PC.
19544 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19546 2007-01-03 Paul Brook <paul@codesourcery.com>
19548 Merge from sourcerygxx-4_1.
19549 * config/arm/thumb2.md: New file.
19550 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19552 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19553 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19554 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19555 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19557 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19558 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19560 * config/arm/ieee754-sf.S: Ditto.
19561 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19562 (thumb1_base_register_rtx_p): ... to this.
19563 (thumb_index_register_rtx_p): Rename...
19564 (thumb1_index_register_rtx_p): ... to this.
19565 (thumb_output_function_prologue): Rename...
19566 (thumb1_output_function_prologue): ... to this.
19567 (thumb_legitimate_address_p): Rename...
19568 (thumb1_legitimate_address_p): ... to this.
19569 (thumb_rtx_costs): Rename...
19570 (thumb1_rtx_costs): ... to this.
19571 (thumb_compute_save_reg_mask): Rename...
19572 (thumb1_compute_save_reg_mask): ... to this.
19573 (thumb_final_prescan_insn): Rename...
19574 (thumb1_final_prescan_insn): ... to this.
19575 (thumb_expand_epilogue): Rename...
19576 (thumb1_expand_epilogue): ... to this.
19577 (arm_unwind_emit_stm): Rename...
19578 (arm_unwind_emit_sequence): ... to this.
19579 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19580 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19581 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19582 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19583 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19584 thumb2_output_casesi): New functions.
19585 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19586 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19587 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19588 THUMB2_WORK_REGS): Define.
19589 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19590 arm_condexec_mask, arm_condexec_masklen)): New variables.
19591 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19592 (arm_override_options): Check new CPU capabilities.
19593 Set new architecture flag variables.
19594 (arm_isr_value): Handle v7m interrupt functions.
19595 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19597 (const_ok_for_arm): Handle Thumb-2 constants.
19598 (arm_gen_constant): Ditto. Use movw when available.
19599 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19601 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19602 (thumb_find_work_register, arm_load_pic_register,
19603 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19604 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19605 print_multi_reg, output_mov_long_double_fpa_from_arm,
19606 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19607 output_mov_double_fpa_from_arm, output_move_double,
19608 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19609 output_return_instruction, arm_output_function_prologue,
19610 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19611 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19612 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19613 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19614 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19615 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19617 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19618 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19619 (arm_file_start): Output directive for unified syntax.
19620 (arm_unwind_emit_set): Handle stack alignment instruction.
19621 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19622 Add v6t2, v7, v7a, v7r and v7m.
19623 (RETLDM): Add Thumb-2 code.
19624 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19625 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19626 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19627 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19628 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19629 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19630 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19631 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19632 ADJUST_INSN_LENGTH): Define.
19633 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19634 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19635 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19636 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19637 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19638 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19639 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19640 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19641 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19642 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19643 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19644 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19645 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19646 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19647 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19648 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19649 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19651 * config/arm/arm-tune.md: Regenerate.
19652 * config/arm/arm-protos.h: Update prototypes.
19653 * config/arm/vfp.md: Enable patterns for Thumb-2.
19654 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19655 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19656 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19657 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19658 * config/arm/libunwind.S: Add Thumb-2 code.
19659 * config/arm/constraints.md: Update include Thumb-2.
19660 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19661 * config/arm/ieee754-df.S: Ditto.
19662 * config/arm/bpabi.S: Ditto.
19663 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19664 * config/arm/predicates.md (low_register_operand,
19665 low_reg_or_int_operand, thumb_16bit_operator): New.
19666 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19667 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19668 * config/arm/t-arm-elf: Add armv7 multilib.
19669 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19671 (UNSPEC_STACK_ALIGN, ce_count): New.
19672 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19673 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19675 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19676 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19677 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19678 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19679 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19680 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19682 * doc/extend.texi: Document ARMv7-M interrupt functions.
19683 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19685 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19687 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19688 (struct _Unwind_Context): Rename args_size to flags, remove
19689 signal_frame field, add a new args_size field and version field.
19690 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19691 _Unwind_IsExtendedContext): New inline functions.
19692 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19693 Assume by_value array is only present if _Unwind_IsExtendedContext.
19694 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19695 _Unwind_IsSignalFrame.
19696 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19697 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19698 (uw_init_context_1): Initialize context->flags to
19699 EXTENDED_CONTEXT_BIT.
19700 * config/rs6000/linux-unwind.h (frob_update_context): Use
19701 _Unwind_SetSignalFrame.
19703 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19705 PR middle-end/30353
19706 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19707 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19710 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19712 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19713 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19714 RET, AT_SP): Remove.
19715 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19718 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19719 * cfgbuild.c (find_basic_blocks): Likewise.
19720 * cfgrtl.c (rtl_create_basic_block): Likewise.
19721 * function.c (temp_slots_at_level): Likewise.
19722 * reg-stack.c (stack_regs_mentioned): Likewise.
19723 * regclass.c (allocate_reg_info): Likewise.
19724 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19725 set_bb_for_stmt, move_block_to_fn): Likewise.
19726 * tree-complex.c (tree_lower_complex): Likewise.
19727 * vec.h (VEC_safe_grow_cleared): New.
19729 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19731 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19733 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19734 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19736 * cfgloopmanip.c (scale_loop_frequencies): Export.
19737 (loopify): Scale the frequencies by prescribed coefficients.
19738 (set_zero_probability): New function.
19739 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19740 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19741 and frequencies according to arguments.
19742 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19744 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19745 * modulo-sched.c (sms_schedule): Set probabilities for entering
19746 versioned loop correctly.
19747 * tree-vect-transform.c (vect_transform_loop): Ditto.
19748 * cfgloop.h (loopify, loop_version): Declaration changed.
19749 (scale_loop_frequencies): Declared.
19751 2007-01-02 Jan Hubicka <jh@suse.cz>
19753 * cgraph.c: Include tree-flow.h
19754 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19755 early_local_passes.
19756 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19757 * tree-pass.h (pass_all_early_optimizations): Declare.
19758 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19759 early_local_passes.
19760 (cgraph_analyze_function): Do early_local_passes.
19761 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19762 Do not add referenced vars.
19763 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19765 (gate_all_early_local_passes): New gate.
19766 (pass_early_local_passes): Use new gate.
19767 (execute_early_local_optimizations): New functions.
19768 (gate_all_early_optimizations): New gate.
19769 (pass_all_early_optimizations): New pass.
19770 (execute_free_datastructures): Free SSA only when initialized.
19771 (gate_init_datastructures): Init only when optimizing.
19772 (tree_lowering_passes): Do early local passes when called late.
19773 * tree-profile.c (do_tree_profiling): Don't profile functions added
19775 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19776 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19778 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19779 during early_local_passes.
19780 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19783 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19785 * Makefile.in: Update copyright year.
19787 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19789 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19790 in $(lang_checks) and check-consistency targets.
19792 2007-01-02 Jan Hubicka <jh@suse.cz>
19794 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19795 Do not add referenced vars.
19796 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19798 * passes.c (init_optimization_passes): Put mudflap_2 after
19799 free_datastructures.
19801 2007-01-02 Jan Hubicka <jh@suse.cz>
19803 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19804 Set NOTHROW flag on call statements proved to be nothrow.
19805 Update statement of local calls so new pure/const functions are
19806 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19808 (tree_rest_of_compilation): Register hooks and initialize bitmap
19809 early. Do not set after_inlining flag.
19811 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19813 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19814 HOST_BITS_PER_LONGLONG
19816 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19819 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19820 warning for non-static initializers.
19822 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19824 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19825 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19826 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19827 Always use set_unique_reg_note to add REG_EQUAL notes.
19829 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19832 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19834 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19835 * cfgbuild.c (find_basic_blocks): Likewise.
19836 * cfgrtl.c (rtl_create_basic_block): Likewise.
19837 * function.c (temp_slots_at_level): Likewise.
19838 * reg-stack.c (stack_regs_mentioned): Likewise.
19839 * regclass.c (allocate_reg_info): Likewise.
19840 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19841 set_bb_for_stmt, move_block_to_fn): Likewise.
19842 * tree-complex.c (tree_lower_complex): Likewise.
19843 * vec.h (VEC_safe_grow_cleared): New.
19845 2007-01-02 Ian Lance Taylor <iant@google.com>
19847 * c-common.c (c_common_truthvalue_conversion): When warning about
19848 using an assignment as a truth value, set TREE_NO_WARNING.
19850 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19853 * c.opt (Wold-style-declaration): New.
19854 * doc/invoke.texi (C-only Warning Options): New.
19855 (Wold-style-declaration): Document it.
19856 (Wextra): Enabled by -Wextra.
19857 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19858 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19859 -Wold-style-declaration.
19861 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19863 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19864 * cfgbuild.c (find_basic_blocks): Likewise.
19865 * cfgrtl.c (rtl_create_basic_block): Likewise.
19866 * function.c (temp_slots_at_level): Likewise.
19867 * reg-stack.c (stack_regs_mentioned): Likewise.
19868 * regclass.c (allocate_reg_info): Likewise.
19869 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19870 set_bb_for_stmt, move_block_to_fn): Likewise.
19871 * tree-complex.c (tree_lower_complex): Likewise.
19872 * vec.h (VEC_safe_grow_cleared): New.
19874 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19876 * c-common.c (c_common_nodes_and_builtins): Since variants of
19877 void_type_node get built before it is given a name, we need to
19878 give those variants the name, too.
19879 (complete_array_type): We need to work with the canonical main
19880 type of the array, from which we will build the qualified version.
19881 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19882 * print-tree.c (print_node): Display canonical type information
19884 * stor-layout.c (layout_type): When we don't know the
19885 alignment of a type for which we're building an array, we end up
19886 guessing wrong, so make the type require structural equality.
19887 * tree.c (make_node_stat): When we build a new type, it is its
19888 own canonical type.
19889 (build_type_attribute_qual_variant): When building an attribute
19890 variant, its canonical type is the non-attribute variant. However,
19891 if the attributes are target-dependent and they differ, we need to
19892 use structural equality checks for this type.
19893 (build_qualified_type): A qualified type is not equivalent to its
19894 unqualified variant; set the canonical type appropriately.
19895 (build_distinct_type_copy): When building a distinct type from
19896 another type, the new type is its own canonical type.
19897 (build_variant_type_copy): When building a new type variant, we
19898 assume that it is equivalent to the original type.
19899 (build_pointer_type_for_mode): When building a pointer type, also
19900 build a canonical type pointer.
19901 (build_reference_type_for_mode): When building a reference type,
19902 also build a canonical type reference.
19903 (build_index_type): When we can't hash an index type (e.g.,
19904 because its maximum value is negative), the index type requires
19905 structural equality tests.
19906 (build_array_type): Build the canonical form of an array type.
19907 (build_function_type): Function types require structural equality,
19908 because they contain default arguments, attributes, etc.
19909 (build_method_type_directly): Ditto for method types.
19910 (build_offset_type): Build the canonical offset type.
19911 (build_complex_type): Build the canonical vector type.
19912 (make_vector_type): Build the canonical vector type.
19913 * tree.h (TYPE_CANONICAL): New.
19914 (TYPE_STRUCTURAL_EQUALITY_P): New.
19915 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19916 (struct tree_type): Added "canonical" field.
19917 * params.h (VERIFY_CANONICAL_TYPES): New.
19918 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19919 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19920 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19921 * doc/invoke.texi (verify-canonical-types): Document --param
19922 parameter for verifying canonical types.
19924 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19926 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19927 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19928 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19929 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19931 * config/rs6000/e500.h: New.
19932 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19933 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19935 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19936 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19937 TARGET_E500_DOUBLE): Remove.
19938 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19939 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19940 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19941 * config/rs6000/rs6000.c (rs6000_override_options): Use
19942 CHECK_E500_OPTIONS.
19944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19946 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19947 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19948 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19949 rs6000_emit_cmove): Don't check TARGET_E500.
19950 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19951 sordered): Don't check TARGET_E500.
19953 2007-01-01 Eric Christopher <echristo@apple.com>
19955 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19956 HARD_REGISTER_NUM_P.
19958 2007-01-01 Roger Sayle <roger@eyesopen.com>
19960 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19961 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19962 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19965 2007-01-01 Mike Stump <mrs@apple.com>
19967 * configure.ac: Remove support for building with Apple's gcc-3.1.
19969 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19971 PR middle-end/30311
19972 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19973 REG is a hard register. Do not modify REG before calling
19975 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19976 multiple of the size of YMODE for certain lowpart cases.
19978 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19980 PR middle-end/30253
19981 * gimplify (voidify_wrapper_expr): Update for
19982 GIMPLE_MODIFY_STMT.
19984 2007-01-01 Andreas Schwab <schwab@suse.de>
19987 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19988 save of BR0 in extra_spill_size instead of spill_size.
19989 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19991 (ia64_expand_epilogue): Restore BR0 from its new location.
19993 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19995 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19996 Use a temporary variable if the left hand side is not a gimple
19999 2007-01-01 Andrew Pinski <pinskia@gmail.com>
20001 * gimplify.c (gimplify_return_expr): Make the temporary variable
20002 for the return expression, a gimple register variable.
20004 2007-01-01 Jan Hubicka <jh@suse.cz>
20006 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
20009 2007-01-01 Mike Stump <mrs@apple.com>
20011 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
20013 * config/darwin.c (machopic_select_rtx_section): Use
20014 HAVE_GAS_LITERAL16.
20015 (darwin_mergeable_constant_section): Likewise.
20016 * configure: Regenerate.
20017 * config.in: Regenerate.
20019 2007-01-01 Jan Hubicka <jh@suse.cz>
20020 Andrew Pinski <pinskia@gmail.com>
20022 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
20023 before starting IPA passes.