1 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6 2007-07-24 Jan Hubicka <jh@suse.cz>
8 * regclass.c (move_table): New type.
9 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10 (init_move_cost): Break out from ...
11 (init_reg_sets_1): ... here; simplify computation of
12 have_regs-of_mode and contains_reg_of_mode.
13 (record_reg_classes): Unswitch internal loops.
14 (copy_cost): Trigger lazy initialization of move cost
15 (record_address_regs): Likewise.
17 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
19 * config/darwin.c (darwin_override_options): Don't force on
20 flag_var_tracking_uninit when no debug info is requested.
22 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
24 * cfgloop.c (init_loops_structure): New function.
25 (flow_loops_find): Create root of the loop tree unconditionally.
27 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
29 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
31 2007-07-24 Jan Hubicka <jh@suse.cz>
33 * caller-save.c: Include ggc.h, gt-caller-save.h
34 (reg_save_code, reg_restore_code): Rename to ...
35 (cached_reg_save_code, cached_reg_restore_code): ... those.
36 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
37 (reg_save_code, reg_restore_code): New functions.
38 (init_caller_save): Do not intialize
39 reg_save_code/reg_restore_code tables.
40 * Makeifle.in: (gt-caller-save.h): New.
42 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
44 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
45 with the mode of the original operand instead of
48 2007-07-23 Jan Hubicka <jH@suse.cz>
50 * i386.c (ix86_secondary_memory_needed): Break out to...
51 (inline_secondary_memory_needed): ... here.
52 (ix86_memory_move_cost): Break out to ...
53 (inline_memory_move_cost): ... here; add support for IN value of 2 for
54 maximum of input and output; fix handling of Q_REGS on 64bit.
55 (ix86_secondary_memory_needed): Microoptimize.
57 2007-07-23 Sebastian Pop <sebpop@gmail.com>
59 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
60 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
61 stmts_from_loop, known_dependences_p, build_rdg): New.
62 * tree-data-ref.h: Depends on graphds.h.
63 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
64 (build_rdg): Declared.
65 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
67 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
69 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
72 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
73 Jakub Jelinek <jakub@redhat.com>
76 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
77 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
78 and MEM_POINTER operands over REG and MEM operands.
79 (swap_commutative_operands_p): Change return value to bool.
80 * rtl.h: Update the corresponding prototype.
81 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
82 instead of gen_rtx_PLUS.
83 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
84 value to bool. Change function arguments to rtx's and update code
86 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
87 calls to match the new declaration.
88 * simplify-rtx.c (simplify_associative_operation): Don't
89 reorder simplify_binary_operation arguments.
91 2007-07-23 Richard Sandiford <richard@codesourcery.com>
93 * config/mips/mips.c (override_options): Use mips_costs to derive
94 the default branch cost.
95 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
97 * config/mips/mips.opt (mbranch-cost=): New option.
98 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
100 2007-07-23 Richard Sandiford <richard@codesourcery.com>
102 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
103 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
104 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
105 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
107 2007-07-23 Richard Sandiford <richard@codesourcery.com>
109 * config/mips/constraints.md (ks): New constraint.
110 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
111 (*add<mode>3_mips16): ...here.
113 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
115 * optabs.h (enum optab_index): Add new OTI_signbit.
116 (signbit_optab): Define corresponding macro.
117 (enum insn_code signbit_optab[]): Remove array.
118 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
119 (expand_copysign_absneg): If back end provides signbit insn, use it
120 instead of bit operations on floating point argument.
121 * builtins.c (enum insn_code signbit_optab[]): Remove array.
122 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
123 availability of signbit insn.
125 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
126 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
127 SSE mode is not active.
128 (isinf<mode>2): Disable for mfpmath=sse,387.
130 2007-07-22 Ben Elliston <bje@au.ibm.com>
132 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
134 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
136 2007-07-20 Richard Guenther <rguenther@suse.de>
138 * tree-cfg.c (verify_expr): COND_EXPRs can have any
139 integral typed condition.
140 * tree-ssa.c (useless_type_conversion_p): Do not preserve
141 booleanness. Only preserve conversions from a non-base
142 type to a base type, not in general between types with
143 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
144 * tree.def (COND_EXPR): Document that the condition
145 can be of any integral type.
147 2007-07-20 Nigel Stephens <nigel@mips.com>
148 Richard Sandiford <richard@codesourcery.com>
150 * config/mips/mips.h (mips_dwarf_regno): Declare.
151 (DBX_REGISTER_NUMBER): Remove redundant brackets.
152 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
153 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
154 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
155 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
156 (REG_CLASS_NAMES): Update accordingly.
157 * config/mips/mips.c (mips_dwarf_regno): New array.
158 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
159 (mips_subword): Remove special handling for accumulator registers.
160 (override_options): Initiailize mips_dwarf_regno. Remove use
162 (mips_swap_registers): New function.
163 (mips_conditional_register_usage): Swap accumulator registers
164 around if TARGET_LITTLE_ENDIAN.
165 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
166 * config/mips/constraints.md (h, l): Use the endianness to choose
167 between MD0_REG and MD1_REG.
168 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
169 alternative-dependent template.
171 2007-07-20 Richard Sandiford <richard@codesourcery.com>
173 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
178 * function.c (thread_prologue_and_epilogue_insns): Fix exit
179 predecessor fallthru flags.
181 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
183 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
184 of compare to the same type.
185 * cfgloopmanip.c (add_loop): Update information about loop exits.
186 (loop_version): Remove the innermost loop requirement.
187 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
188 to sizetype for pointers.
190 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
192 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
193 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
194 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
196 * config/dfp-bit.c: Empty for TFmode conversions.
198 2007-07-18 Caroline Tice <ctice@apple.com>
200 * var-tracking.c (find_src_status): Check for COND_EXEC insns
201 and handle them correctly; check that src is not NULL before
203 (find_src_set_src): Likewise.
205 2007-07-18 Bob Wilson <bob.wilson@acm.org>
207 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
208 (struct alignment_context, init_alignment_context): New.
209 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
210 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
211 (XCHAL_HAVE_S32C1I): Likewise.
212 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
213 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
214 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
215 (ATOMIC, HQI): New macros.
216 (memory_barrier, *memory_barrier): New.
217 (sync_lock_releasesi): New.
218 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
219 (sync_lock_test_and_set<mode>): New.
220 (sync_<atomic><mode>): New.
221 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
222 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
223 (xtensa_expand_atomic): New.
225 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
229 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
230 transformation for builtin ISNORMAL.
231 (expand_builtin): Handle BUILT_IN_ISNORMAL.
232 * builtins.def (BUILT_IN_ISNORMAL): New.
233 * doc/extend.texi: Document isnormal.
235 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
239 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
240 optabs infrastructure. Provide generic implementation for
242 (expand_builtin): Handle FINITE/ISFINITE.
243 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
244 (fold_builtin_1): Likewise.
246 * builtins.def (BUILT_IN_ISFINITE): New.
248 * doc/extend.texi: Document isfinite.
250 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
255 * builtins.c (expand_builtin_interclass_mathfn): Provide a
256 generic fallback for isinf.
257 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
259 * real.c (get_max_float): ... to here.
260 * real.h (get_max_float): New.
262 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * builtin-attrs.def (ATTR_TYPEGENERIC,
267 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
269 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
270 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
271 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
272 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
274 * c-common.c (handle_type_generic_attribute): New.
275 (c_common_attribute_table): Add "type generic".
277 * c-typeck.c (convert_arguments): Handle "type generic" functions.
279 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
281 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
282 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
285 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
288 * config/cris/cris.c (cris_print_index): Don't use XEXP before
289 checking that the operand is an expression.
291 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
292 Danny Smith <dannysmith@users.sourceforge.net>
295 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
296 file mapping object in local namespace if Windows version later
299 2007-07-18 Richard Sandiford <richard@codesourcery.com>
301 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
302 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
303 arm_cannot_force_const_mem.
304 (arm_cannot_force_const_mem): New function.
305 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
306 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
307 of arm_tls_referenced_p.
308 * config/arm/arm.md (movsi): Split out-of-section constants when
309 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
310 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
312 2007-07-18 Richard Sandiford <richard@codesourcery.com>
314 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
316 2007-07-18 Richard Sandiford <richard@codesourcery.com>
318 * config/mips/mips.md (*extendqihi2): Convert the destination
321 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
323 * config/pa/fptr.c: Update license header.
324 * config/pa/milli64.S: Likewise.
326 2007-07-17 Nick Clifton <nickc@redhat.com>
328 * COPYING_v3: New file. Contains version 3 of the GNU General
330 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
331 Lesser General Public License.
332 * doc/include/gpl_v3.texi: New file. Contains version 3 of
333 the GNU General Public License.
335 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
337 PR rtl-optimization/32773
338 * cfglayout.c (force_one_exit_fallthru): New function.
339 (cfg_layout_finalize): Use it.
341 2007-07-16 Richard Guenther <rguenther@suse.de>
342 Uros Bizjak <ubizjak@gmail.com>
344 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
345 before forcing it to gimple operand.
347 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
348 David Ung <davidu@mips.com>
350 * config/mips/mips.h (TUNE_24K): Define.
351 (TUNE_MACC_CHAINS): Add TUNE_24K.
352 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
354 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
355 (r74k_int_madd): .. this new reservation.
356 (define_bypass): Fixed bypasses for r74k_int_madd to use
358 * config/mips/24k.md (define_bypass): Define new
359 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
361 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
362 Nigel Stephens <nigel@mips.com>
364 * config/mips/mips.md: Include 20kc.md.
365 * config/mips/20kc.md: New file.
366 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
367 (mips_adjust_cost): Tweak for 20Kc.
368 (mips_issue_rate): Likewise.
369 * config/mips/mips.h (TUNE_20KC): Define.
371 2007-07-16 David Edelsohn <edelsohn@gnu.og>
373 * config/rs6000/rs6000.c (struct processor_cost): Add
374 cache_line_size, l1_cache_lines, and simultaneous_prefetches
376 (*_cost): Add cache information.
377 (rs6000_override_options): Set cache parameters.
379 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
382 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
383 * doc/install.texi (mips-sgi-irix6): pthread support works now.
385 2007-07-16 Paul Brook <paul@codesourcery.com>
388 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
389 (cirrus_thumb2_movsi_insn): Ditto.
391 2007-07-15 Geoffrey Keating <geoffk@apple.com>
393 * config/rs6000/darwin-fallback.c (interpret_libc): Change
396 2007-07-15 Andrew Haley <aph@redhat.com>
398 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
399 before looking in the context.
401 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
406 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
407 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
408 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
409 to generate .CALLINFO statement.
410 (hppa_expand_prologue): Set rp_saved.
411 (hppa_expand_epilogue): Use rp_saved.
412 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
413 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
415 2007-07-14 Dirk Mueller <dmueller@suse.de>
417 * omega.c (coalesce): Fix memory leak on early exit.
418 * matrix-reorg.c (check_allocation_function): Likewise.
419 * tree-vect-transform.c (vect_get_new_vect_var): free result
421 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
422 pass pointer to edge vector
423 (partition_hot_cold_basic_blocks): Fix memory leak.
424 * collect2.c (prefix_from_string): Free temporary storage.
425 * reload1.c (fixup_abnormal_edges): Free sbitmap.
427 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
429 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
430 (DO_GLOBAL_DTORS_BODY): Likewise.
432 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
433 Nigel Stephens <nigel@mips.com>
435 * config/mips/mips.c (mips_classify_symbol): Don't return
436 SYMBOL_SMALL_DATA for constant pool addresses if
437 TARGET_EMBEDDED_DATA is true.
439 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
442 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
443 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
444 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
445 __builtin_ia32_storehps, __builtin_ia32_storelps,
446 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
447 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
448 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
449 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
450 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
451 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
452 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
453 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
454 using def_builtin_const.
456 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
458 PR tree-optimization/32705
459 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
460 (simplify_binary_expression): Use SSA_VAL consistently.
462 2007-07-13 David Edelsohn <edelsohn@gnu.org>
464 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
465 (SPEFSCR_REGNO): Delete definition.
466 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
468 * config/rs6000/rs6000.h: Do not define *_REGNO.
469 LINK_REGISTER_REGNUM -> LR_REGNO.
470 COUNT_REGISTER_REGNUM -> CTR_REGNO.
471 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
472 COUNT_REGISTER_REGNUM -> CTR_REGNO.
473 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
474 R_VRSAVE, R_VSCR. Use them.
475 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
476 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
477 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
478 * config/rs6000/aix.h: Define R_LR. Use it.
480 2007-07-13 Caroline Tice <ctice@apple.com>
482 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
483 flag_var_tracking is explicitly turned off (i.e. when variable
484 tracking is not feasible); otherwise, turn flag_var_tracking on when
485 flag_var_tracking_uninit is on.
486 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
487 note definitions, to allow recording of initialization status in the
489 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
490 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
491 determine if two note locations are equal.
492 (output_loc_list): Don't output list entries whose start & end labels
494 (reg_loc_descriptor): Add parameter for initialization status; pass it
495 to other loc descriptor functions.
496 (one_reg_loc_descriptor): Add parameter for initialization status;
497 check its value and add DW_OP_GNU_uninit to returned loc descr if
499 (multiple_reg_loc_descriptor): Add parameter for initialization
501 pass init status argument to other loc descriptor functions; check
502 value of intialization parameter and add DW_OP_GNU_uninit to returned
503 loc descr if appropriate.
504 (based_loc_descr): Add parameter for initialization status; add new
505 variable for return value; check value of initialization parameter and
506 add DW_OP_GNU_uninit to returned loc descr if appropriate.
507 (concatn_mem_loc_descriptor): Add parameter for initialization status;
508 pass init status argument to other loc descriptor functions; check
509 value of intialization parameter and add DW_OP_GNU_uninit to returned
510 loc descr if appropriate.
511 (mem_loc_descriptor): Likewise.
512 (concat_loc_descriptor): Likewise.
513 (concatn_loc_descriptor): Likewise.
514 (loc_descriptor): Add parameter for initialization status; pass it as
515 argument to other loc descriptor function calls.
516 (loc_descriptor_from_tree_1): Add appropriate initialization status
517 to loc descriptor function calls.
518 (add_location_or_const_value_attribute): Get initialization status
519 from VAR_LOCATION note; add initialization status to loc descriptor
521 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
522 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
523 status is uninitialized, add "[uninint]" to output.
524 * common.opt (fvar-tracking-uninit): New option, similar to
525 fvar-tracking, to turn on tracking of uninitialized variables; creates
526 a new global flag, flag_var_tracking_uninit.
527 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
528 (enum var_init_status): New type, for var initialization status field.
529 * var-tracking.c (struct location_chain_def): Two new fields, init,
530 for initialization status, and set_src for the assignment value expr.
531 (unshare_variable): New parameter for initialization status;
532 initialize new init and set_src fields.
533 (var_reg_set): New parameters for initialization status and value;
534 pass them to set_variable_part.
535 (var_mem_set): Likewise.
536 (get_init_value): New function.
537 (var_reg_delete_and_set): New initialization status & value
538 parameters; add call to get_init_value if status is unknown; pass new
539 parameters to clobber_variable_part and var_reg_set.
540 (var_mem_delete_and_set): Likewise.
541 (var_reg_delete): Pass null set_src value to clobber_variable_part.
542 (var_mem_delete): Likewise.
543 (variable_union): Pass status to unshare_variable; initialize new init
544 and set_src fields. If flag_var_tracking_uninit is not set, force
545 status to initialized.
546 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
547 used later to get the set_src value.
548 (find_src_status): New function.
549 (find_src_set_src): New function.
550 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
551 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
552 MO_SET, get set_src value and pass it to var_reg_delete_and_set
553 and var_mem_delete_and_set.
554 (dump_variable): Print out "[uninit]" if appropriate.
555 (set_variable_part): Add new initialization and set_src parameters;
556 pass status to unshare_variable; set node->init and node- >set_src
557 fields and modify slot in hash table appropriately; save the init and
558 set_src values if appropriate and assign to the new node.
559 (clobber_variable_part): New set_src parameter; if two nodes have
560 same variable and same location but different set_src (assignment)
561 values, clobber old node.
562 (delete_variable_part): Pass init status to unshare_variable.
563 (emit_note_insn_var_location): Add initialized var; assign var's init
564 status to new 'initialized'; pass new init status field to calls to
565 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
566 status to initialized.
567 (emit_notes_in_bb): Pass initialization status to calls to
568 var_reg_set, var_mem_set, var_reg_delete_and_set and
569 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
570 var_reg_delete_and_set and var_mem_delete_and_set; call
571 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
572 make up for change in add_stores.
573 (vt_add_function_parameters): Add status to calls to
575 * config/darwin.c (darwin_override_options): Turn on uninitialized
576 tracking automatically, if var_tracking is on and the system is
579 2007-07-13 Sa Liu <saliu@de.ibm.com>
581 * config.gcc: Add options for arch and tune on SPU.
582 * config/spu/predicates.md: Add constant operands 0 and 1.
583 * config/spu/spu-builtins.def: Add builtins for double precision
584 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
585 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
587 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
589 * config/spu/spu-protos.h: Add new function prototypes.
590 * config/spu/spu.c (spu_override_options): Check options -march and
592 (spu_comp_icode): Add comparison code for DFmode and vector mode.
593 (spu_emit_branch_or_set): Use the new code for DFmode and vector
595 (spu_const_from_int): New. Create a vector constant from 4 ints.
596 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
597 (spu_emit_vector_compare): New. Emit vector compare.
598 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
599 * config/spu/spu.h: Add options -march and -mtune. Define processor
600 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
601 CANONICALIZE_COMPARISON.
602 * config/spu/spu.md: Add new insns for double precision compare
603 and double precision vector compare. Add vcond and smax/smin patterns
604 to enable DFmode vector conditional expression.
605 * config/spu/spu.opt: Add options -march and -mtune.
606 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
607 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
608 both CELL and CELLEDP targets: spu_testsv.
609 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
612 2007-07-13 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/32721
615 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
616 TREE_THIS_VOLATILE on the folded reference.
617 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
618 if the array reference has TREE_THIS_VOLATILE set.
620 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
623 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
625 2007-07-13 Andreas Schwab <schwab@suse.de>
627 * gengtype-lex.l: Allow declarations to be indented.
629 2007-07-12 Geoffrey Keating <geoffk@apple.com>
631 * ginclude/tgmath.h: New.
632 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
633 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
634 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
635 * configure: Regenerate.
637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
639 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
640 correct index when setting register save state for xd
643 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
645 * config/sh/sh.c (mark_use): Remove.
647 2007-07-12 Paul Brook <paul@codesourcery.com>
649 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
650 reg does not overlap return value.
652 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
654 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
655 (set_expression_vuses): Ditto.
656 (init_pre): Initialize expression_vuses.
658 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
660 * config/i386/sse.md (storentdf, storentsf): New.
662 2007-07-12 Geoffrey Keating <geoffk@apple.com>
664 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
666 * tree.c (build_decl_stat): Move code from here...
667 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
668 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
669 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
670 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
671 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
674 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
675 Devang Patel <dpatel@apple.com>
677 PR tree-optimization/25413
678 * targhooks.c (default_builtin_vector_alignment_reachable): New.
679 * targhooks.h (default_builtin_vector_alignment_reachable): New.
680 * tree.h (contains_packed_reference): New.
681 * expr.c (contains_packed_reference): New.
682 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
683 (vect_enhance_data_refs_alignment): Call
684 vector_alignment_reachable_p.
685 * target.h (vector_alignment_reachable): New builtin.
686 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
687 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
688 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
690 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
692 * target.h (builtin_vectorization_cost): Add new target builtin.
693 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
694 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
695 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
696 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
697 uninitialized variables.
698 * tree-vect-transform.c (cost_for_stmt): New function.
699 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
700 using cost 1 for all scalar stmts. Be less conservative when
701 estimating the number of prologue/epulogue iterations. Call
702 targetm.vectorize.builtin_vectorization_cost. Return
703 min_profitable_iters-1.
704 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
705 initialization cost instead of TARG_VEC_STMT_COST. Use
706 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
707 epilogue code. Fix epilogue cost computation.
708 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
709 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
710 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
711 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
712 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
713 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
715 2007-07-12 Richard Guenther <rguenther@suse.de>
717 * gimplify.c (gimplify_conversion): Make sure that the result
718 from maybe_fold_offset_to_reference is trivially convertible
719 to the desired type before doing the simplification.
720 (gimplify_expr): Likewise.
721 * fold-const.c (fold_binary): Use the correct types for
722 building the simplified expression.
724 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
726 PR rtl-optimization/32729
727 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
728 that fallthru to exit.
730 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
732 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
733 (symDTPOFF2reg): Likewise.
735 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
737 PR tree-optimization/32663
739 * tree.h (VALUE_HANDLE_VUSES): Remove.
740 (struct tree_value_handle): Remove vuses.
742 * tree-vn.c (create_value_handle_for_expr): Don't set
745 * tree-ssa-pre.c (expression_vuses): New.
746 (alloc_expression_id): Set up expression_vuses.
747 (get_expression_vuses): New.
748 (set_expression_vuses): Ditto.
749 (clear_expression_ids): Modify for expression_vuses.
750 (phi_translate_1): Ditto.
751 (phi_translate_set): Ditto.
752 (value_dies_in_block_x): Ditto
753 (valid_in_sets): Ditto.
754 (add_to_sets): Ditto.
755 (find_existing_value_expr): Ditto.
756 (create_value_handle_for_expr): Ditto.
757 (make_values_for_stmt): Ditto.
758 (vuse_equiv): Remove.
760 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
762 * Makefile.in (mostlyclean): Remove object files.
764 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
766 * toplev.c (no_new_pseudos): Deleted.
767 * rtl.h (no_new_pseudos): Deleted.
768 * tree-pass.h (pass_no_new_pseudos): Deleted.
769 * passes.c (pass_no_new_pseudos): Deleted.
770 * final.c (rest_of_clean_state): Removed no_new_pseudos.
771 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
772 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
774 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
775 * rtlhooks.c (gen_lowpart_general): Ditto.
776 * optabs.c (prepare_operand): Ditto.
777 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
779 * modulo-sched.c (rest_of_handle_sms): Ditto.
780 * see.c (rest_of_handle_see): Ditto.
781 * ifcvt.c (if_convert): Ditto.
782 (gate_handle_if_after_combine): Replaced no_new_pseudos with
784 * init-regs.c (gate_initialize_regs): Deleted set of
786 * lower-subreg.c (decompose_multiword_subregs): Ditto.
787 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
788 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
790 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
793 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
794 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
795 (*vec_extractv2di_1_rex64): New insn pattern.
797 2007-07-11 David Daney <ddaney@avtrex.com>
799 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
800 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
801 for SIGNAL_UNWIND_RETURN_COLUMN.
802 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
803 (DWARF_FRAME_REGNUM): Rewrite.
804 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
806 2007-07-11 Nick Clifton <nickc@redhat.com>
808 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
809 delta and use gen_int_mode in place of GET_INT instead.
811 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
813 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
816 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
818 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
819 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
821 * params.h (VERIFY_CANONICAL_TYPES): Remove.
822 (USE_CANONICAL_TYPES): New.
823 * doc/invoke.texi (verify-canonical-types): Remove.
824 (use-canonical-types): Add.
826 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
828 * config/spu/spu.c (spu_optimization_options): Remove setting of
829 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
830 (spu_override_options): Move it here.
832 2007-07-11 Richard Sandiford <richard@codesourcery.com>
834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
835 * config/mips/mips.c (mips_cpu_info_table): Mention
836 MIPS_ISA_LEVEL_SPEC in the comment.
838 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
840 PR tree-optimization/32713
841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
843 2007-07-11 Paolo Carlini <pcarlini@suse.de>
846 * c-opts.c (c_common_post_options): Do not change flag_complex_method
847 conditional to flag_isoc99.
848 (c_common_init_options): Do it here, unconditionally.
850 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
852 PR tree-optimization/32589
853 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
854 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
855 * tree-ssa-propagate.c (valid_gimple_expression_p): New
856 predicate, extracted from...
857 (set_rhs): ...here. Call it for the expression on entry.
858 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
859 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
860 (simplify_binary_expression): Use valid_gimple_expression_p
861 to validate the simplification.
862 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
864 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
866 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
867 DWARF2_DEBUG on 32 bit target too.
868 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
870 2007-07-11 Nick Clifton <nickc@redhat.com>
872 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
873 version for 64-bit hosts.
875 2007-07-10 David Daney <ddaney@avtrex.com>
877 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
879 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
881 * config/mips/mips.c (mips_expand_synci_loop): New function.
882 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
883 (UNSPEC_RDHWR): Same.
884 (UNSPEC_SYNCI): Same.
886 (clear_cache): New expand.
890 (clear_hazard): Same.
891 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
893 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
894 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
896 2007-07-10 Ian Lance Taylor <iant@google.com>
898 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
901 2007-07-10 David Daney <ddaney@avtrex.com>
903 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
904 * builtins.c (expand_builtin___clear_cache): New function.
905 (expand_builtin): Call expand_builtin___clear_cache for
906 BUILT_IN_CLEAR_CACHE case.
907 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
908 * doc/md.texi (clear_cache): Document new instruction pattern.
909 * testsuite/gcc.dg/builtins-64.c: New test.
911 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
913 * config/cris/cris.md ("movsi"): Fix typo in last change.
915 2007-07-09 Geoffrey Keating <geoffk@apple.com>
918 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
920 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
921 * varasm.c (assemble_start_function): Honor DECL_ALIGN
922 for FUNCTION_DECLs. Don't use align_functions_log if
924 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
925 even for FUNCTION_DECLs.
926 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
928 * tree.h (DECL_ALIGN): Update for new location of 'align'.
929 (DECL_FUNCTION_CODE): Update for new location and name of
931 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
932 (struct tree_decl_common): Move 'align' and 'off_align' out
933 of union, ensure they're still on a 32-bit boundary. Remove
934 other fields in union 'u1'.
935 (struct tree_function_decl): Add field 'function_code' replacing
936 'u1.f' in tree_decl_common.
937 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
938 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
939 (Variable Attributes): Cross-reference 'aligned' attribute
940 to Function Attributes.
941 * flags.h (force_align_functions_log): Delete.
942 * toplev.c (force_align_functions_log): Delete.
944 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
948 (*vec_concatv2di_rex): New insn pattern.
950 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
953 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
955 2007-07-10 Ian Lance Taylor <iant@google.com>
957 Replace no_new_pseudos in backends.
958 * rtl.h (can_create_pseudo_p): Define.
959 * config/darwin.c (machopic_indirect_data_reference): Use
960 can_create_pseudo_p () instead of no_new_pseudos.
961 (machopic_indirect_data_reference): Likewise.
962 (machopic_legitimize_pic_address): Likewise.
963 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
964 (alpha_emit_set_const_1): Likewise.
965 (alpha_emit_set_const): Likewise.
966 (alpha_emit_conditional_move): Likewise.
967 (alpha_split_conditional_move): Likewise.
968 * config/alpha/alpha.md (various splitters): Likewise.
970 * config/arm/arm.c (legitimize_pic_address): Likewise.
971 (arm_load_pic_register): Likewise.
972 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
973 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
974 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
975 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
976 * config/cris/cris.md (movsi): Likewise.
977 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
978 (symGOTOFF2reg_hilo): Likewise.
979 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
980 * config/h8300/h8300.md (insv, extzv): Likewise.
981 * config/i386/i386.c (ix86_expand_move): Likewise.
982 (ix86_expand_vector_move): Likewise.
983 (ix86_prepare_fp_compare_args): Likewise.
984 (ix86_expand_carry_flag_compare): Likewise.
985 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
986 (tls_dynamic_gnu2_combine_32): Likewise.
987 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
988 * config/ia64/ia64.c (ia64_expand_move): Likewise.
989 (ia64_expand_movxf_movrf): Likewise.
990 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
991 (m32c_split_move): Likewise.
992 (m32c_expand_insv): Likewise.
993 * config/m68k/m68k.md (movsi): Likewise.
994 * config/mips/mips.c (mips_force_temporary): Likewise.
995 (mips_split_symbol): Likewise.
996 (mips_move_integer): Likewise.
997 (mips_legitimize_const_move): Likewise.
998 * config/mn10300/mn10300.md (movsi): Likewise.
999 * config/pa/pa.c (emit_move_sequence): Likewise.
1000 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1001 (rs6000_got_register): Likewise.
1002 (create_TOC_reference): Likewise.
1003 (rs6000_machopic_legitimize_pic_address): Likewise.
1004 * config/rs6000/rs6000.md (add<mode>3): Likewise.
1005 (various splitters): Likewise.
1006 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
1007 (movsi_got): Likewise.
1008 * config/s390/s390.c (emit_symbolic_move): Likewise.
1009 * config/s390/s390.md (movhi, movqi): Likewise.
1010 (load_multiple, store_multiple): Likewise.
1011 * config/score/score.c (score_force_temporary): Likewise.
1012 * config/sh/sh.c (prepare_move_operands): Likewise.
1013 (prepare_cbranch_operands): Likewise.
1014 (emit_fpu_switch): Likewise.
1015 (fpscr_set_from_mem): Likewise.
1016 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1017 (adddi3, subsi3): Likewise.
1018 (various splitters): Likewise.
1019 (divsi_inv_fp_combine): Likewise.
1020 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1021 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1023 * config/sh/predicates.md (xor_operand): Likewise.
1024 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1025 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1026 (movdi_pic_label_ref): Likewise.
1027 * config/spu/spu.c (spu_split_immediate): Likewise.
1028 * config/alpha/alpha.md (various splitters): Remove test
1029 !no_new_pseudos || reload_completed.
1030 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1033 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1035 * config/score/score.c (th_output_mi_thunk): Likewise.
1036 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1039 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1041 PR rtl-optimization/32664
1042 * mode-switching.c (create_pre_exit): Skip barrier insns.
1044 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1046 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1047 force_gimple_operand_bsi.
1048 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1049 rewrite_use_compare): Ditto.
1050 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1052 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1053 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1055 * tree-profile.c (prepare_instrumented_value,
1056 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1057 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1058 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1059 tree_gen_ior_profiler): Ditto.
1060 * tree-ssa-reassoc.c (negate_value): Ditto.
1061 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1062 Use force_gimple_operand_bsi.
1063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1064 * tree-if-conv.c (add_to_dst_predicate_list,
1065 find_phi_replacement_condition): Ditto.
1066 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1067 Call mark_symbols_for_renaming for new statements.
1068 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1070 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1072 * cfghooks.c (remove_edge): New function.
1073 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1075 * cfghooks.h (remove_edge): Declare.
1076 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1077 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1079 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1081 * optabs.h: Added declaration for signbit_optab.
1082 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1083 * genoptinit.c (optabs): Added entry for signbit insns.
1084 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1086 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1087 * config/s390/s390.md (signbit<mode>2): New expander.
1089 2007-07-09 Richard Guenther <rguenther@suse.de>
1092 * fold-const.c (fold_plusminus_mult_expr): Move constant
1093 arguments second to allow decomposing.
1095 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1098 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1101 Disregard DECL_FROM_INLINE.
1103 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1106 * doc/invoke.texi: Add ftree-reassoc flag.
1107 * common.opt (ftree-reassoc): New flag.
1108 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1109 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1111 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1113 PR tree-optimization/32681
1114 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1115 saved in second_edge->aux when first_bb is a loop header.
1117 2007-07-09 Jan HUbicka <jh@suse.cz>
1119 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1121 2007-07-09 Richard Guenther <rguenther@suse.de>
1123 * c-decl.c (start_function): Do not promote return type.
1125 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1127 * function.c (do_warn_unused_parameter): Do not warn if
1128 TREE_NO_WARNING is set.
1130 2007-07-08 Andreas Schwab <schwab@suse.de>
1132 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1134 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1137 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1139 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1140 apply to assembly language, too.
1141 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1143 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1145 Revert (note the sccvn portions are *not* reverted)
1146 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1148 Fix PR tree-optimization/23488
1150 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1152 * tree-flow-inline.h (get_value_handle): Ditto.
1153 * tree-ssa-pre.c (decl_vh_map): New.
1154 (decl_node_pool): New.
1155 (can_value_number_operation): Support DECL_P.
1156 (can_PRE_operation): Ditto.
1157 (create_expression_by_pieces): Ditto.
1158 (find_existing_value_expr): Modify to differnetiate between
1159 addressing and top level.
1160 (create_value_handle_for_expr): Handle DECL's.
1161 (poolify_tree): Ditto.
1162 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1163 (make_values_for_stmt): Handle DECL's properly.
1164 (init_pre): Reorg to not init useless things during FRE.
1166 * tree-flow.h: Include pointer-set.h.
1167 (decl_vh_map): Declare.
1168 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1170 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1172 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1173 the constraint description.
1174 * doc/md.texi: Update documentation of AVR constraints.
1176 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1178 * auto-inc-dec.c, config/arm/arm.c,
1179 config/m32r/constraints.md, config/mips/mips.md,
1180 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1181 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1182 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1183 typos. Follow spelling conventions.
1184 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1186 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1187 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1189 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1190 realloc_vuse): Remove.
1191 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1194 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1196 Fix PR tree-optimization/23488
1198 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1199 (try_to_simplify): Ditto.
1201 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1203 * tree-flow-inline.h (get_value_handle): Ditto.
1204 * tree-ssa-pre.c (decl_vh_map): New.
1205 (decl_node_pool): New.
1206 (can_value_number_operation): Support DECL_P.
1207 (can_PRE_operation): Ditto.
1208 (create_expression_by_pieces): Ditto.
1209 (find_existing_value_expr): Modify to differnetiate between
1210 addressing and top level.
1211 (create_value_handle_for_expr): Handle DECL's.
1212 (poolify_tree): Ditto.
1213 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1214 (make_values_for_stmt): Handle DECL's properly.
1215 (init_pre): Reorg to not init useless things during FRE.
1217 * tree-flow.h: Include pointer-set.h.
1218 (decl_vh_map): Declare.
1219 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1221 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1223 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1224 apply to assembly language, too.
1225 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1227 2007-07-06 Ian Lance Taylor <iant@google.com>
1228 Zack Weinberg <zackw@panix.com>
1231 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1233 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1235 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1236 (prefetch): Likewise if "pref" would be used.
1238 2007-07-06 Josh Conner <jconner@apple.com>
1242 * calls.c (store_one_arg): Handle arguments which are partially
1243 on the stack when detecting argument overlap.
1245 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1247 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1248 chosen during find_reloads.
1250 2007-07-06 Richard Guenther <rguenther@suse.de>
1252 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1253 TYPE_ARG_TYPES for verification of argument types. Use
1254 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1255 parameters as variable arguments.
1257 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1259 * libgcc2.h (word_type): Type definition removed.
1260 (cmp_return_type, shift_count_type): Type definitions added.
1261 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1262 replaced with shift_count_type.
1263 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1265 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1266 changed from word_type to Wtype.
1267 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1268 replaced with shift_count_type.
1269 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1271 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1272 and libgcc_shift_count attribute added.
1273 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1274 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1275 (TARGET_INITIALIZER): New target hooks added.
1276 * targhooks.c (default_libgcc_cmp_return_mode,
1277 default_libgcc_shift_count_mode): Default implementations for the new
1279 * targhooks.h (default_libgcc_cmp_return_mode,
1280 default_libgcc_shift_count_mode): Function prototypes added.
1281 * target.h (struct gcc_target): Fields for the new target hooks added.
1282 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1284 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1287 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1288 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1290 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1291 s390_libgcc_shift_count_mode): Functions added.
1292 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1293 Target hooks defined.
1295 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1297 * config/mips/mips.c (compute_frame_size): Restore the original
1298 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1299 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1300 Document why the difference is needed.
1302 2007-07-06 Richard Guenther <rguenther@suse.de>
1304 * c-common.c (boolean_increment): Use correctly typed
1307 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1309 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1310 the topmost argument register is not also included in the save mask.
1311 (mips16e_collect_argument_save_p): Take a pointer to the argument
1312 register, rather than a pointer to the number of arguments.
1313 (mips16e_collect_argument_saves): Only include argument saves
1314 that aren't in the register mask.
1316 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1318 PR rtl-optimization/32450
1319 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1320 to ensure that instructions are not moved into the prologue when
1321 profiling is on. Remove unused prologue_end variable.
1322 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1323 as a scheduling barrier.
1325 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1328 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1329 Disregard DECL_FROM_INLINE.
1331 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1333 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1334 IORing with a constant.
1336 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1338 PR rtl-optimization/32475
1339 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1340 for every definition of the stack pointer.
1342 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1344 * arm.c (vfp3_const_double_index): Copy signed results of
1345 REAL_VALUE_TO_INT into unsigned vars.
1347 2007-07-05 Richard Guenther <rguenther@suse.de>
1350 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1352 * tree-ssa.c (useless_type_conversion_p): Check canonical
1355 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1357 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1358 zero_extendhisi2): Change to define_insn_and_split.
1359 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1361 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1363 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1364 pass_match_asm_constraints): New.
1365 * passes.c (init_optimization_passes): Add new pass.
1366 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1367 * function.h (struct function): Add has_asm_statement bit.
1368 (current_function_has_asm_statement): New.
1369 * tree-pass.h (pass_match_asm_constraints): New.
1371 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1373 * config/mips/mips.c (mips_file_start): Avoid declaration
1376 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1378 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1380 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1382 * rtl.def (NOTE): Change print format string to print
1383 operand 5 as a note insn name.
1385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1386 David Ung <davidu@mips.com>
1388 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1389 * doc/invoke.texi: (MIPS Options): Document them.
1391 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1392 David Ung <davidu@mips.com>
1394 Add support for SmartMIPS ASE.
1396 * optabs.c (expand_binop_directly): New, broken out from...
1397 (expand_binop): Here. Make it try rotating in the other
1398 direction even when the second operand isn't constant.
1399 * config/mips/mips.md (*lwxs): New.
1400 * config/mips/mips.opt (msmartmips): New.
1401 * config/mips/mips.c (mips_lwxs_address_p): New.
1402 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1403 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1404 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1405 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1406 (ISA_HAS_LWXS): New.
1407 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1408 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1409 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1410 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1411 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1412 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1413 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1415 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1417 * tree-vectorizer.c (new_loop_vec_info): Initialize
1418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1419 * tree-vectorizer.h (_loop_vec_info): Added new filed
1420 min_profitable_iters.
1421 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1422 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1423 * tree-vect-analyze.c (vect_analyze_operations): Set
1424 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1425 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1426 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1427 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1428 and prologue cost to after they are computed.
1429 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1431 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1432 of creating vectors from scalars according to dt.
1433 (vect_model_store_cost): Likewise.
1434 (vectorizable_call): Use dt array instead of scalar dt. Call
1435 vect_model_simple_cost with additional argument dt.
1436 (vectorizable_assignment): Likewise.
1437 (vectorizable_operation): Likewise.
1438 (vectorizable_type_demotion): Likewise.
1439 (vectorizable_type_promotion): Likewise.
1440 (vectorizable_store): Use dt array instead of scalar dt. Call
1441 vect_model_store_cost with additional argument dt.
1442 (vect_do_peeling_for_loop_bound): Don't call
1443 vect_estimate_min_profitable_iters. Instead, lookup
1444 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1445 "may not be profitable".
1447 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1450 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1451 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1452 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1453 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1455 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1457 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1458 addressing modes cheaper.
1460 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1462 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1463 (dw_ranges_struct): Rename block_num to num. Adjust.
1464 (dw_ranges_by_label_struct): New.
1465 (ranges_by_label, ranges_by_label_allocated,
1466 ranges_by_label_in_use): New variables.
1467 (add_ranges_num): Factored most of the code out of...
1468 (add_ranges): ... this one. Rewrite in terms of the former.
1469 (add_ranges_by_labels): New.
1470 (output_ranges): Output by-label ranges.
1471 (dwarf2out_finish): Output range for multiple-section
1472 compile_unit. Output standard DW_AT_low_pc in addition to
1473 unexpected DW_AT_entry_pc.
1475 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1477 PR tree-optimization/32604
1478 PR tree-optimization/32606
1480 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1481 (compute_antic_safe): Removed.
1482 (ANTIC_SAFE_LOADS): Ditto.
1483 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1484 (execute_pre): Don't call compute_antic_safe.
1485 (vuse_equiv): New function.
1486 (make_values_for_stmt): Use it
1487 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1490 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1493 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1495 (avr_attribute_table): Make "naked" attribute apply to function types
1496 rather than to decls.
1497 (avr_handle_fntype_attribute): New function.
1499 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1501 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1504 2007-07-04 David Ung <davidu@mips.com>
1505 Joseph Myers <joseph@codesourcery.com>
1507 * config/mips/mips.md (type): Add logical, signext and move.
1508 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1509 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1510 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1511 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1512 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1513 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1514 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1515 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1516 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1517 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1518 movv2sf_hardfloat_64bit): Use the new types.
1519 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1520 *movdf_softfloat, *movdf_mips16): Use "multi".
1521 (extendqihi2): Replace with a define_expand.
1522 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1523 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1524 * config/mips/74k.md (r74k_int_logical): New reservation and
1526 (r74k_int_arith): Remove "slt".
1527 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1528 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1529 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1530 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1531 reservations for "arith".
1533 2007-07-04 Richard Guenther <rguenther@suse.de>
1535 * tree-ssa.c (useless_type_conversion_p): Add handling for
1536 scalar float and vector types. Only call the types_compatible_p
1537 langhook for aggregate types as last resort. Follow the
1540 2007-07-04 Richard Guenther <rguenther@suse.de>
1542 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1543 the same as NOP_EXPR.
1545 2007-07-04 Nick Clifton <nickc@redhat.com>
1547 * target.h (struct gcc_target): Add target_help field.
1548 * target-def.h (TARGET_HELP): New.
1549 (TARGET_INITIALIZER): Use TARGET_HELP.
1550 * opts.c (command_handle_option): Invoke target_help function, if
1551 defined, when the user has specified --target-help on the command
1553 * doc/invoke.texi: Mention that --target-help might print
1554 additional information.
1555 * doc/tm.texi: Document TARGET_HELP hook.
1557 * arm.c (TARGET_HELP): Override default definition.
1558 (arm_target_help): New - display a wrapped list of cores and
1559 architectures supported.
1561 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1563 * config/gcc/v850/v850.c (expand_prologue): Make sure
1564 GEN_INT() argument is sign extended rather than zero extended.
1565 (expand_epilogue): Likewise.
1566 (output_move_double): Delete.
1567 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1568 * config/gcc/v850/v850.md (movdi): Delete.
1569 (*movdi_internal): Delete.
1571 (*movdf_internal): Delete.
1573 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1575 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1576 unless compiling RTP PIC.
1578 2007-07-04 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/32482
1581 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1582 original ssa name if we didn't find a shift expression.
1583 Fix shift constant for bit zero test.
1585 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1587 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1589 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1591 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1592 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1593 * config/arm/vxworks.h (ASM_SPEC): Delete.
1594 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1596 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1598 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1599 (DDR_REVERSED_P): New.
1600 * tree-data-ref.c (initialize_data_dependence_relation,
1601 build_classic_dist_vector): Set DDR_REVERSED_P.
1603 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1606 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1607 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1608 init_omega_for_ddr_1): Use non conservative number of iterations
1610 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1611 (analyze_siv_subscript): Remove FIXME and reinitialization of
1612 last_conflicts to chrec_dont_know.
1613 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1615 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1617 * tree.c (maybe_canonicalize_argtypes): Improve description.
1619 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1621 * tree.c (maybe_canonicalize_argtypes): New.
1622 (build_function_type): Set canonical type.
1623 (build_method_type_directly): Ditto.
1624 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1627 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1629 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1631 (rewrite_use_nonlinear_expr): Likewise.
1633 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1635 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1637 2007-07-04 Ben Elliston <bje@au.ibm.com>
1639 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1642 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1644 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1645 (Exception Handling): Likewise.
1647 2007-07-03 Jan Hubicka <jh@suse.cz>
1649 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1651 2007-07-03 Eric Christopher <echristo@apple.com>
1653 * doc/cppopts.texi: Add conflicting option note to -dM.
1654 * doc/invoke.texi: Add note about possible conflicts with
1655 -E for -dCHARS and note that -dM will not produce
1656 any results if there is no machine dependent reorg.
1658 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1660 * tree.h (DECL_ALIGN): Back out previous change.
1662 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1664 * configure.ac: Test for .dtprelword support on MIPS.
1665 * configure, config.in: Regenerate.
1666 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1667 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1669 2007-07-03 Julian Brown <julian@codesourcery.com>
1671 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1672 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1673 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1674 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1676 (all_fpus): Add FPUTYPE_VFP3.
1677 (fp_model_for_fpu): Add VFPv3 field.
1678 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1679 (vfp3_const_double_index): New function. Return integer index of
1680 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1682 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1683 and argument represents a valid RTX for a VFPv3 constant.
1684 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1686 (vfp_emit_fstmd): Similar, for fstmd.
1687 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1688 constants, represented as integer indices.
1689 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1690 VFP_REGNO_OK_FOR_DOUBLE macros.
1691 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1692 (arm_file_start): Set float-abi attribute for VFPv3, and output
1693 correct ".fpu" assembler directive.
1694 (arm_dbx_register_numbering): Add FIXME.
1695 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1696 (fputype): Add FPUTYPE_VFP3.
1697 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1698 (CALL_USED_REGISTERS): Likewise.
1699 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1700 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1701 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1702 (D7_VFP_REGNUM): New.
1703 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1704 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1705 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1706 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1707 (REG_ALLOC_ORDER): Adjust for VFPv3.
1708 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1709 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1710 VFP_LO_REGS, VFP_HI_REGS.
1711 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1712 (IS_VFP_CLASS): Define macro.
1713 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1715 (REGISTER_MOVE_COST): Likewise.
1716 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1717 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1718 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1719 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1720 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1721 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1722 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1723 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1724 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1725 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1726 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1727 where appropriate for single-word registers.
1728 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1729 As above. Fix type attributes.
1730 * config/arm/constraints.md (register_contraint "t"): Define.
1731 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1733 (register_constraint "x"): Define.
1734 (constraint "Dv"): Define.
1736 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1738 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1740 2007-07-03 Tom Tromey <tromey@redhat.com>
1742 * c-parser.c (objc_pq_context): Removed.
1743 (objc_need_raw_identifier): Likewise.
1744 (c_parser) <objc_pq_context>: New field.
1745 <objc_need_raw_identifier>: Likewise.
1746 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1747 (c_lex_one_token): Update.
1748 (c_parser_objc_protocol_definition): Update.
1749 (c_parser_objc_method_definition): Update.
1750 (c_parser_objc_methodproto): Update.
1751 (c_parser_declspecs): Update.
1753 2007-07-03 David Ung <davidu@mips.com>
1755 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1757 2007-07-03 David Ung <davidu@mips.com>
1758 Richard Sandiford <richard@codesourcery.com>
1760 * doc/invoke.texi: Document -march=74kf3_2.
1761 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1762 (TUNE_74K): Check for it.
1763 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1764 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1765 * config/mips/mips.md (cpu): Add 74kf3_2.
1766 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1767 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1768 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1769 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1770 74kf3_2 to the CPU list.
1771 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1772 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1773 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1774 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1775 (r74kf3_2_fxfer_from_c1): New insn reservations.
1777 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1778 David Ung <davidu@mips.com>
1780 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1781 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1782 and 74k[fx]. Document aliases for the new options.
1783 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1784 (PROCESSOR_24KF2_1): ...this.
1785 (PROCESSOR_24KX): Rename to...
1786 (PROCESSOR_24KF1_1): ...this.
1787 (PROCESSOR_74KF): Rename to...
1788 (PROCESSOR_74KF2_1): ...this.
1789 (PROCESSOR_74KX): Rename to...
1790 (PROCESSOR_74KF1_1): ...this.
1791 (TUNE_74K): Update PROCESSOR_* names.
1792 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1793 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1794 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1795 (mips_rtx_cost_data): Update processor names in comments.
1796 (mips_issue_rate): Update PROCESSOR_* names.
1797 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1798 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1799 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1800 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1801 Update cpu attribute names.
1802 (r24k_fpu_iss): Rename this reservation to...
1803 (r24kf2_1_fpu_iss): ...this and update all uses.
1804 (r24kx_fpu_iss): Rename this reservation to...
1805 (r24kf1_1_fpu_iss): ...this and update all uses.
1806 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1807 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1808 Update cpu attribute names.
1810 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1812 * config/m32r/constraints.md: New file.
1813 * config/m32r/m32r.c: Include tm-constrs.h.
1814 (small_data_operand): Use satisfies_constraint_* instead of macro.
1815 (addr24_operand, gen_compare): Likewise.
1816 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1817 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1818 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1819 EXTRA_CONSTRAINT): Likewise.
1820 * config/m32r/m32r.md: Include constraints.md.
1821 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1822 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1823 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1824 (two_insn_const_operand, int8_operand, uint16_operand,
1825 reg_or_int16_operand, reg_or_uint16_operand,
1826 reg_or_cmp_int16_operand, cmp_int16_operand,
1827 seth_add3_operand): Likewise.
1829 2007-07-03 Eric Christopher <echristo@gmail.com>
1831 * libgcc2.h: Conditionally declare __bswapsi2 and
1834 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1836 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1839 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1842 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1843 (__gthrw_pragma): Provide default definition.
1845 * gthr-posix.c (__gthrw_pragma): Define.
1847 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1849 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1850 before declaring inequality.
1852 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1854 * combine.c (recog_for_combine): Log the success or failure of
1855 matching new insn patterns against the machine description in
1858 2007-07-03 Revital Eres <eres@il.ibm.com>
1860 * ddg.c (print_sccs): New function.
1861 (check_sccs): New function.
1862 (create_ddg_all_sccs): Use it.
1863 * ddg.h (print_sccs): Declare.
1864 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1866 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1868 * targhooks.h (default_mode_for_suffix): New function declaration.
1869 * targhooks.c (default_mode_for_suffix): New default target hook.
1870 * target.h (struct c): New structure in the targetm struct.
1871 (mode_for_suffix): New target hook as part of struct c.
1872 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1873 default_mode_for_suffix.
1874 (TARGET_C): New define.
1875 * c-lex.c: Include "target.h".
1876 (interpret_float): Use targetm.c.mode_for_suffix to determine
1877 the mode for a given non-standard suffix.
1878 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1880 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1881 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1883 * doc/extend.texi (Floating Types): New node. Document __float80 and
1884 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1886 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1889 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1890 predicate instead of target_operand.
1891 (divsi3_i1_media, divsi3_media_2): Likewise.
1893 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1895 * tree.h (alias_sets_might_conflict_p): Rename into
1896 alias_sets_must_conflict_p.
1897 * alias.c (alias_sets_might_conflict_p): Likewise.
1898 (alias_sets_conflict_p): Use it.
1899 (objects_must_conflict_p): Likewise.
1900 * c-common.c (strict_aliasing_warning): Adjust.
1902 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1904 * rtlhooks.c (gen_lowpart_if_possible): Check for
1905 invalid subreg before calling gen_lowpart_SUBREG.
1907 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1909 * config/darwin9.h: Add copyright notice.
1910 (LINK_COMMAND_SPEC): Add comment.
1911 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1912 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1913 DARWIN_LIBSYSTEM_HAS_UNWIND.
1915 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1918 * omp-low.c (check_combined_parallel): New function.
1919 (lower_omp_parallel): Call it via walk_stmts, set
1920 OMP_PARALLEL_COMBINED if appropriate.
1921 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1922 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1923 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1924 don't consider it as combined parallel.
1926 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1928 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1929 (gcc_tooldir): Likewise.
1930 * configure: Regenerate.
1931 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1932 old configure.ac gcc_tooldir setting.
1933 (prefix_to_exec_prefix): New variable.
1934 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1935 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1937 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1939 Fix PR tree-optimization/32583
1940 Fix PR tree-optimization/32584
1941 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1942 (phi_translate_set): Use phi_translate directly now.
1943 (make_values_for_stmt): Don't value number RHS if we already know
1946 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1947 Jim Wilson <wilson@specifix.com>
1950 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1953 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1954 Richard Sandiford <richard@codesourcery.com>
1955 Nigel Stephens <nigel@mips.com>
1957 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1958 (mips16e_output_save_restore): Declare.
1959 (mips16e_save_restore_pattern_p): Likewise.
1960 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1961 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1962 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1963 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1964 (BITSET_P): New global macro, extracted from...
1965 (mips_for_each_saved_reg): ...here.
1966 (mips16e_save_restore_info): New struct.
1967 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1968 (mips16e_save_restore_regs): New variable.
1969 (mips_split_plus, mips16e_find_first_register): New functions.
1970 (mips16e_mask_registers): New function.
1971 (compute_frame_size): Expand the commentary before the function.
1972 Enforce the MIPS16e save and restore register range restrictions.
1973 Pad the general register save area at the low end.
1974 (mips16e_save_restore_reg, mips16e_build_save_restore)
1975 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1976 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1977 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1979 (mips_expand_prologue, mips_expand_epilogue): Handle
1980 GENERATE_MIPS16E_SAVE_RESTORE.
1981 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1983 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1985 PR tree-optimization/31966
1986 PR tree-optimization/32533
1987 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1988 "basic_block" description as its third argument. Update function
1989 calls to get destination bb from "edge" argument. Save "cond" into
1990 aux field of the edge. Update prototype for changed arguments.
1991 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1993 (find_phi_replacement_condition): Operate on incoming edges, not
1994 on predecessor blocks. If there is a condition saved in the
1995 incoming edge aux field, AND it with incoming bb predicate.
1996 Return source bb of the first edge.
1997 (clean_predicate_lists): Clean aux field of outgoing node edges.
1998 (tree_if_conversion): Do not initialize cond variable. Move
1999 variable declaration into the loop.
2000 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
2001 initializations of new_stmt, arg0 and arg1 variables.
2003 2007-07-02 Jakub Jelinek <jakub@redhat.com>
2005 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
2006 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
2008 2007-07-02 Richard Guenther <rguenther@suse.de>
2010 * tree-ssa.c (useless_type_conversion_p): Document
2011 future intent as defining the middle-end type system.
2012 Re-structure to call langhook last, group by type class,
2013 mark questionable parts.
2015 2007-07-02 Richard Guenther <rguenther@suse.de>
2017 * tree-flow.h (types_compatible_p): Declare.
2018 * tree-ssa.c (types_compatible_p): New function.
2019 * ipa-type-escape.c (discover_unique_type): Use
2020 types_compatible_p instead of lang_hooks.types_compatible_p.
2021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2022 * tree-vn.c (expressions_equal_p): Likewise.
2023 * tree.c (fields_compatible_p): Likewise.
2024 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2025 (cprop_operand): Use useless_type_conversion_p instead of
2026 lang_hooks.types_compatible_p.
2027 * tree-inline.c (setup_one_parameter): Likewise.
2028 (declare_return_variable): Likewise.
2029 * tree-nrv.c (tree_nrv): Likewise.
2030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2031 (maybe_fold_offset_to_component_ref): Likewise.
2032 (maybe_fold_offset_to_reference): Likewise.
2033 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2034 (merge_alias_info): Likewise.
2035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2036 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2037 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2038 * tree-tailcall.c (find_tail_calls): Likewise.
2039 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2040 * gimplify.c (canonicalize_addr_expr): Likewise.
2041 (fold_indirect_ref_rhs): Likewise.
2042 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2043 (cpt_same_type): Likewise.
2044 (check_pointer_types_r): Swap parameters to cpt_same_type
2046 * fold-const.c (fold_convert): Revert fix for PR15988.
2047 * tree-inline.c (setup_one_parameter): Instead fix it here by
2048 using fold_build1 instead of fold_convert and checking for
2049 error_mark_node. Convert only if the conversion is necessary.
2051 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2053 * configure.ac: Check for .gnu_attribute on Power.
2054 * configure: Regenerate.
2055 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2056 attribute for floating-point ABI.
2058 2007-07-02 Ira Rosen <irar@il.ibm.com>
2060 PR tree-optimization/32230
2061 PR tree-optimization/32477
2062 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2063 address is a constant.
2065 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2067 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2068 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2069 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2070 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2071 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2072 64-bit targets. Add support for *-elfoabi*.
2073 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2074 different settings if $(tm_defines) does not select the EABI.
2075 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2076 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2077 (MIPS_ARCH_OPTION_SPEC): Likewise.
2078 (MIPS_ISA_LEVEL_SPEC): Likewise.
2079 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2080 * config/mips/elfoabi.h: New file.
2082 2007-07-02 Richard Guenther <rguenther@suse.de>
2084 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2085 (useless_type_conversion_p): ... this.
2086 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2087 (useless_type_conversion_p): ... this.
2088 * builtins.c (fold_builtin_memory_op): Rename
2089 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2090 * tree-cfg.c (verify_expr): Likewise.
2091 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2092 * tree-ssa-ccp.c (ccp_fold): Likewise.
2093 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2094 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2096 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2097 * tree-ssa-pre.c (eliminate): Likewise.
2098 * tree-ssa.c (delete_tree_ssa): Likewise.
2099 (tree_ssa_useless_type_conversion): Likewise.
2100 * tree.c (build2_stat): Likewise.
2102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2104 Fix PR tree-optimization/32571
2105 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2108 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2111 and other expected operations explicitly, change default to
2114 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2116 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2118 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2119 (tls_load_dot_plus_eight): Move the label number into the unspec.
2120 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2122 2007-07-01 Andreas Schwab <schwab@suse.de>
2124 * dwarf2out.c (initial_return_save): Define only if used.
2126 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2128 Unreverting Richard's Revert of:
2130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2132 * dce.c (deletable_insn_p_1): New function, split out from...
2133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2134 specially, not those inside PARALLELs. Remove BODY argument
2135 and adjust recursive call accordingly.
2136 (prescan_insns_for_dce): Update call to delete_insn_p.
2138 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2139 Revital Eres <eres@il.ibm.com>
2141 * ddg.c (create_ddg_all_sccs): Fix missed
2142 initialization of scc_nodes.
2144 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2147 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2148 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2150 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2152 * configure.ac: Check for .gnu_attribute on MIPS.
2153 * configure, config.in: Regenerate.
2154 * config/mips/mips.c (mips_file_start): If supported, output
2155 attribute for floating-point ABI.
2157 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2161 (ffs_cmove): New expander to expand using ctz pattern.
2162 (*ffs_cmove): Remove pattern.
2163 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2164 (ffsdi2): Expand using ctz pattern.
2165 (*ffs_rex64): Remove pattern.
2167 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2169 PR rtl-optimization/32296
2170 * pa.md (return): Delete pattern.
2171 (return_internal): Remove "(const_int 1)" from pattern.
2172 (epilogue): Use return_internal pattern for trivial returns.
2173 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2174 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2178 * tree-ssa-pre.c (is_exception_related): New function
2179 (can_value_number_operation): Use it.
2181 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2183 Fix PR tree-optimization/32540
2184 Fix PR tree-optimization/31651
2186 * tree-ssa-sccvn.c: New file.
2188 * tree-ssa-sccvn.h: Ditto.
2190 * tree-vn.c: Include tree-ssa-sccvn.h
2191 (val_expr_paid_d): Removed.
2192 (value_table): Ditto.
2193 (vn_compute): Ditto.
2194 (val_expr_pair_hash): Ditto.
2195 (val_expr_pair_expr_eq): Ditto.
2196 (copy_vuses_from_stmt): Ditto.
2199 (shared_vuses_from_stmt): Ditto.
2200 (print_creation_to_file): Moved up.
2201 (sort_vuses): Ditto.
2202 (sort_vuses_heap): Ditto.
2203 (set_value_handle): Make non-static.
2204 (make_value_handle): Ditto.
2205 (vn_add): Rewritten to use sccvn lookups.
2206 (vn_add_with_vuses): Ditto.
2207 (vn_lookup): Ditto (and second argument removed).
2208 (vn_lookup_with_vuses): Ditto.
2209 (vn_lookup_or_add): Ditto (and second argument removed);
2210 (vn_lookup_or_add_with_vuses): Ditto.
2211 (vn_lookup_with_stmt): New.
2212 (vn_lookup_or_add_with_stmt): Ditto.
2213 (create_value_handle_for_expr): Ditto.
2215 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2216 (seen_during_translate): New function.
2217 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2218 (phi_trans_add): Ditto.
2219 (constant_expr_p): FIELD_DECL is always constant.
2220 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2221 Use constant_expr_p.
2222 Avoid infinite recursion on mutually valued expressions.
2223 Change callers of vn_lookup_or_add.
2224 (phi_translate): New function.
2225 (compute_antic_safe): Allow phi nodes.
2226 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2227 (find_or_generate_expression): Rewrite slightly.
2228 (create_expression_by_pieces): Updated for vn_lookup_or_add
2230 Update VN_INFO for new names.
2231 (insert_into_preds_of_block): Update for new names.
2232 (add_to_exp_gen): New function.
2233 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2234 (find_existing_value_expr): Rewrite to changed vn_lookup.
2235 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2236 (try_look_through_load): Removed.
2237 (try_combine_conversion): Ditto.
2238 (get_sccvn_value): New function.
2239 (make_values_for_phi): Ditto.
2240 (make_values_for_stmt): Ditto.
2241 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2243 (init_pre): Update for SCCVN changes.
2245 (execute_pre): Ditto.
2247 * tree-flow.h (make_value_handle): Declare.
2248 (set_value_handle): Ditto.
2249 (sort_vuses_heap): Ditto.
2250 (vn_lookup_or_add_with_stmt): Ditto.
2251 (vn_lookup_with_stmt): Ditto.
2252 (vn_compute): Remove.
2255 (vn_lookup): Update arguments.
2257 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2259 (tree-ssa-sccvn.o): New.
2260 (OBJS-common): Add tree-ssa-sccvn.o
2262 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2265 * c-typeck.c (build_external_ref): Don't mark as used if called
2267 * calls.c (rtx_for_function_call): Likewise.
2269 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2273 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2275 * dce.c (deletable_insn_p_1): New function, split out from...
2276 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2277 specially, not those inside PARALLELs. Remove BODY argument
2278 and adjust recursive call accordingly.
2279 (prescan_insns_for_dce): Update call to delete_insn_p.
2281 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2283 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2284 (try_combine): Move potential calls to undo_all() so they happen
2285 before we commit to using the combined insns.
2287 2006-06-30 Jan Hubicka <jh@suse.cz>
2289 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2292 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2294 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2295 (cgraph_remove_unreachable_nodes): Likewise.
2296 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2297 * ipa-inline.c (update_caller_keys): Cast according to the coding
2299 (cgraph_decide_recursive_inlining): Likewise.
2300 (cgraph_decide_inlining_of_small_function): Likewise.
2301 (try_inline): Likewise.
2302 (cgraph_decide_inlining_incrementally): Likewise.
2303 * ipa-pure-const.c (get_function_state): Likewise.
2304 (scan_function): Likewise.
2305 (analyze_function): Likewise.
2306 (static_execute): Likewise.
2307 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2308 (merge_callee_local_info): Likewise.
2309 (analyze_function): Use type safe memory macros.
2310 (static_execute): Likewise. Cast according to the coding conventions.
2311 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2313 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2315 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2316 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2319 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2322 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2323 for complex modes (both int and real).
2325 2007-06-29 Jan Hubicka <jh@suse.cz>
2327 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2329 2007-06-29 Jan Hubicka <jh@suse.cz>
2332 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2335 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2338 * config/avr/avr.c: Include dataflow header file.
2339 (expand_prologue): Adjust for prologue insn change.
2340 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2343 2007-06-29 Richard Guenther <rguenther@suse.de>
2346 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2347 during type verification.
2349 2007-06-29 Jan Hubicka <jh@suse.cz>
2351 * recog.c (validate_change_rtx_1): Unshare TO argument.
2353 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2355 PR tree-optimization/24659
2356 * tree-vect-transform.c (vectorizable_call): Handle
2357 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2359 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2360 * config/i386/i386.c (enum ix86_builtins)
2361 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2362 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2364 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2365 const using def_builtin_const.
2366 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2367 input operands in the same modes as the result.
2368 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2370 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2372 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2373 (df_set_dead_notes_for_mw): Likewise.
2375 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2377 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2379 2007-06-28 DJ Delorie <dj@redhat.com>
2381 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2383 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2385 * doc/invoke.texi (C++ Dialect Options): Document
2386 fvisibility-ms-compat.
2387 * c.opt (fvisibility-ms-compat): New.
2389 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2392 * tree-affine.c (aff_combination_add_elt): Handle
2393 pointer addition specially.
2395 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2397 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2398 decl is non-external for AIX ABI.
2400 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2402 * config/rs6000/predicates.md (current_file_function_operand):
2403 Ensure the symbol is non-external for AIX ABI.
2405 2007-06-28 Nick Clifton <nickc@redhat.com>
2407 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2408 (fdce, fdse, fpredictive-commoning): Likewise.
2410 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2413 * gcc.c (process_command): Recognize the new -static-libgfortran
2416 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2419 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2420 Use a call clobbered hard reg instead of a pseudo reg.
2422 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2424 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2426 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2429 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2430 REG_LIBCALL and REG_RETVAL notes.
2431 (divsi3, mulsi3): Likewise.
2432 (mulhisi3): Likewise. Use emit_libcall_block.
2433 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2435 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2437 PR rtl-optimization/32481
2438 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2440 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2442 * dce.c (deletable_insn_p_1): New function, split out from...
2443 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2444 specially, not those inside PARALLELs. Remove BODY argument
2445 and adjust recursive call accordingly.
2446 (prescan_insns_for_dce): Update call to delete_insn_p.
2448 2007-06-27 Richard Guenther <rguenther@suse.de>
2451 * tree.h (fold_convertible_p): Declare.
2452 * fold-const.c (fold_convertible_p): New function.
2453 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2454 instead of lang_hooks.types_compatible_p.
2456 2007-06-26 Jan Hubicka <jh@suse.cz>
2458 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2459 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2460 early use validate_unshare_change.
2461 (reload_combine): Likewise.
2462 * recog.c (change_t): New field unshare.
2463 (validate_change_1): Rename from validate_change; add argument unshare.
2464 (validate_change): Turn into wrapper of validate_change_1; update
2465 prototype for bools.
2466 (validate_unshare_change): New.
2467 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2468 calls of df_insn_rescan.
2469 * recog.h (validate_change): Replace ints by bools.
2470 (validate_unshare_change): Declare.
2472 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2474 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2476 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2478 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2480 2007-06-25 Jan Hubicka <jh@suse.cz>
2482 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2484 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2485 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2486 places other call site specific checks are performed.
2488 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2491 * tree-vect-transform.c (vectorizable_operation): Convert
2492 POINTER_PLUS_EXPR over to PLUS_EXPR.
2494 2007-06-25 Chao-ying Fu <fu@mips.com>
2496 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2497 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2498 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2499 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2501 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2502 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2503 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2504 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2505 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2506 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2507 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2508 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2509 ALL_FIXED_POINT_MODE_P): New define.
2510 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2512 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2514 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2515 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2516 MODE_VECTOR_UACCUM): New mode classes.
2518 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2519 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2520 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2523 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2524 (blank_mode): Initialize ibit and fbit.
2525 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2526 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2528 (new_adjust): Change required_class to required_class_from and
2529 required_class_to for testing within a range.
2530 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2531 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2533 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2534 (make_fixed_point_mode): New.
2535 (_ADD_ADJUST): Change C to C1 and C2.
2536 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2537 use a range for machine classes.
2538 (ADJUST_IBIT, ADJUST_FBIT): New.
2539 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2541 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2542 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2543 Emit adjustment for ibit and fbit.
2544 (emit_mode_ibit, emit_mode_fbit): New.
2545 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2547 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2549 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2550 as the source of the set.
2552 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2554 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2555 FP_REGNO_P): Use IN_RANGE.
2556 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2557 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2558 (DATA_REG_P): Use DATA_REGNO_P.
2559 (FP_REG_P): Use FP_REGNO_P.
2560 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2561 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2562 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2564 2007-06-24 Jan Hubicka <jh@suse.cz>
2567 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2569 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2572 * fold-const.c (fold_binary): Strip nops of operand 0
2573 of BIT_NOT_EXPR before calling operand_equal_p.
2574 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2575 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2577 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2579 * doc/extend.texi: Document that dllimport and dllexport imply
2581 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2582 imported or exported declaration, including type declarations.
2583 * c-common.c (handle_visibility_attribute): Check for conflicts
2584 with dllimport/dllexport.
2585 (c_determine_visibility): Handle dllimport/dllexport as an
2586 explicit visibility atttribute.
2588 2007-06-23 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/16876
2592 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2594 * tree-inline.c (initialize_inlined_parameters): Do not call
2595 lang_hooks.tree_inlining.convert_parm_for_inlining.
2596 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2597 reason for mismatched types.
2598 * gimplify.c (gimplify_call_expr): Verify the call expression
2599 arguments match the called function type signature. Otherwise
2600 mark the call expression to be not considered for inlining
2601 using CALL_CANNOT_INLINE_P flag.
2602 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2603 edges call expression.
2604 (cgraph_decide_inlining_of_small_function): Likewise.
2605 (cgraph_decide_inlining): Likewise.
2606 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2608 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2609 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2610 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2612 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2613 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2615 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2616 convert_parm_for_inlining member.
2618 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2621 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2622 Remove optimization for GT.
2624 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2627 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2629 (prescan_insns_for_dce): Add extra parameter.
2631 2007-06-23 Jan Hubicka <jh@suse.cz>
2634 * gimplify.c (mark_addressable): New function.
2635 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2640 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2642 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2646 moves between MMX/SSE registers to at least 8 units to prevent
2647 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2649 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.c (override_options): Correct x86_sahf
2654 2007-06-21 David Daney <ddaney@avtrex.com>
2657 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2658 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2659 (exception_receiver): Renamed to ...
2660 (nonlocal_goto_receiver): ... this.
2662 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2664 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2665 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2666 partial register accesses.
2668 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2670 * fold-const.c (debug_fold_checksum): Move it under
2671 ENABLE_FOLD_CHECKING.
2673 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2676 * tree.h (debug_fold_checksum): Declared.
2677 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2678 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2679 build_fold_addr_expr_with_type_1.
2680 (fold_addr_expr, debug_fold_checksum): New.
2681 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2682 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2685 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2687 PR tree-optimization/19590
2688 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2689 of scev is a constant.
2690 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2692 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2694 * df-problems.c (df_note_bb_compute): Made computation of live
2695 info consistent with df_lr.
2697 2007-06-21 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/32453
2700 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2701 for pointer anti-range.
2703 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/i386/i386.c (processor_target_table): Increase maximum
2706 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2709 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2710 byte alignment if > 8 byte alignment is preferred.
2711 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2713 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2715 PR tree-optimization/31866
2716 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2717 if ASM_EXPR's input is not a SSA_NAME.
2720 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2721 but decl is a global var, instead return decl.
2722 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2723 even for is_global_var decls, if they are private in some outer
2726 2007-06-21 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/32451
2729 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2731 2007-06-21 Christian Bruel <christian.bruel@st.com>
2733 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2734 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2735 (push_regs): Changed saving order or banked registers.
2736 (sh_expand_epilogue): Likewise.
2737 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2738 (FIRST_BANKED_REG): Likewise.
2739 (LAST_BANKED_REG): Likewise.
2740 * config/sh/sh.md (banked) New attribute.
2741 (in_delay_slot): Check banked attribute.
2743 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2745 PR tree-optimization/32075
2746 * tree-data-ref.c (subscript_dependence_tester_1,
2747 analyze_miv_subscript, analyze_overlapping_iterations,
2748 add_distance_for_zero_overlaps, build_classic_dist_vector,
2749 subscript_dependence_tester_1, analyze_overlapping_iterations,
2750 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2751 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2752 to evolution_function_is_affine_multivariate_p.
2754 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2756 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2758 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2761 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2763 * config/m32c/prologue.md (epilogue_exitd_16): New.
2764 (epilogue_reit_16): New.
2765 (epilogue_exitd): Rename to epilogue_exitd_24.
2766 (epilogue_reit): Rename to epilogue_reit_24.
2768 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2769 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2771 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2773 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2774 if dbg_cnt (sched_insn) reaches the limit.
2775 (choose_ready): New parameter INSN_PTR and new return value.
2776 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2777 the new return value from choose_ready.
2778 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2779 (rest_of_handle_global_alloc): New global_alloc_at_func.
2781 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2783 PR tree-optimization/25737
2784 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2785 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2786 * tree-flow.h (struct fieldoff): Add new field alias_set.
2787 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2788 argument addressable_type. Set alias_set of fieldoff.
2789 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2790 (create_overlap_variables_for): Pass alias_set from fieldoff to
2792 * alias.c (get_alias_set): Use alias_set from SFT if set.
2794 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2796 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2797 of a variable as an unsigned HOST_WIDE_INT integer.
2799 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2801 PR rtl-optimization/32405
2802 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2804 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2806 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2809 * builtins.c: Include diagnostic.h.
2810 (expand_builtin_expect): Make gcc_assert more permissive.
2811 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2814 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2818 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2819 if ACCUMULATE_OUTGOING_ARGS.
2821 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2823 * config/m68hc11/m68hc11.c: Include dataflow header file.
2824 (m68hc11_reorg): Port to dataflow.
2826 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2828 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2829 (struct df_problem.free_blocks_on_set_blocks): New field.
2830 (struct dataflow.optional_p): New field.
2831 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2832 (df_live_set_all_dirty): New function.
2833 * df-scan.c (df_scan_alloc): Initialize optional_p.
2834 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2835 * df-core.c (df_set_blocks): Removed use of
2836 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2837 df_problem.free_blocks_on_set_blocks to determine which blocks are
2839 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2840 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2841 uses dataflow.optional_p to determine if problem should be
2843 (rest_of_handle_df_initialize): Only start live problem if
2845 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2846 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2847 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2848 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2849 problem_NOTE): Initialize free_blocks_on_set_blocks.
2850 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2852 (df_live_set_all_dirty, df_note_alloc): New function.
2853 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2855 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2856 * postreload.c (reload_combine): Ditto.
2857 * cse.c (cse_extended_basic_block): Ditto.
2858 * regmove.c (mark_flags_life_zones): Ditto.
2859 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2860 erase_matching_seqs): Ditto.
2861 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2862 * integrate (allocate_initial_values): Ditto.
2863 * combine.c (reg_dead_at_p): Ditto.
2864 * resource.c (mark_target_live_regs): Ditto.
2865 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2866 * config/sh/sh.c (find_r0_life_regions): Ditto.
2867 * global.c (rest_of_handle_global_alloc): Only add back df_live
2869 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2871 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2873 (if_convert): Make sure df_live is there at -O == 1.
2874 (pass_if_after_combine): Cleanup flags.
2875 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2876 is there at -O == 1.
2878 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2880 * config/arm/arm.c (arm_get_frame_offsets): Set
2881 offsets->locals_base to avoid negative stack size.
2882 (thumb1_expand_prologue): Assert on negative stack size.
2884 2007-06-19 Sebastian Pop <sebpop@gmail.com>
2886 PR tree-optimization/32367
2887 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2888 of the chrec has no evolution in that loop.
2889 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2891 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2893 * config/xtensa/xtensa.c: Include "df.h".
2894 (xtensa_builtin_saveregs): Use adjust_address instead of
2896 (xtensa_va_start): Invoke make_tree with sizetype for
2897 expand_builtin_saveregs and then convert the result to a pointer.
2898 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2899 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2900 Subtract argument size from index value as integers and then use
2901 POINTER_PLUS_EXPR to add the result to the array address.
2903 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2906 * config/m32c/m32c.c: Include dataflow header file.
2907 (m32c_emit_prologue): Adjust for prologue insn change.
2908 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2909 once inside a PARALLEL. Assume frame size passed in operand 0
2910 includes space to save the fb register.
2911 (prologue_enter_24): Likewise.
2912 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2914 2007-06-19 David Daney <ddaney@avtrex.com
2917 * config/mips/mips.md (cprestore): Mark $gp as used.
2919 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2922 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2923 (frv_ifcvt_modify_insn): Likewise.
2925 2007-06-19 Richard Guenther <rguenther@suse.de>
2927 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2928 only handle positive offsets that fit in a HOST_WIDE_INT.
2930 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2932 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2933 result of rsqrt insn for zero input argument to avoid NaN.
2935 2007-06-19 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2940 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2942 PR tree-optimization/32353
2943 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2945 2007-06-19 Nick Clifton <nickc@redhat.com>
2947 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2949 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2953 * config/i386/i386.c (assign_386_stack_local): Assert that
2954 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2955 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2956 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2957 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2959 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2961 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2963 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2965 PR rtl-optimization/32321
2966 * gcse.c (replace_store_insn): Update the note before
2967 calling emit_insn_after.
2969 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2972 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2974 * df-problems.c (df_note_bb_compute): Fix dumping info.
2976 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2978 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2979 insn with emit_jump_insn.
2981 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2983 PR tree-optimization/32383
2984 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2985 * targhooks.h (default_builtin_reciprocal): Update prototype.
2986 * target.h (struct gcc_target): Update builtin_reciprocal.
2987 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2988 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2989 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2990 when fndecl is in BUILT_IN_MD class.
2991 (execute_convert_to_rsqrt): Ditto.
2993 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2994 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2995 Convert BUILT_IN_SQRTF code only when md_fn is false.
2997 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * bt-load.c (move_btr_def): Fix the order of arguments
3000 to validate_replace_rtx.
3002 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
3004 * config/m68k/m68k-devices.def: Add 54450..54455.
3006 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
3008 PR rtl-optimization/32366
3009 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
3010 FLOAT_EXTEND]: Prevent non-scalar modes from entering
3013 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3016 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3017 this is true, rescan insn being modified.
3018 (sms_schedule): Added rescan parameter.
3019 (rest_of_handle_sms): Moved freeing of dominance info to before
3020 getting out of cfg_layout.
3022 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3024 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3025 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3028 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3029 FL_CF_EMAC from the entry for isac.
3031 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3032 (const_sibcall_operand): New.
3033 (sibcall_operand): Use it.
3034 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3035 (m68k_isas): ISAC does not imply FPU or EMAC.
3036 (override_options): Add ISA_C logic for symbolic jump & call.
3038 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3040 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3041 return mode from the builtin itself.
3042 (sparc_fold_builtin): Fix cast of zero constant.
3044 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3046 * targhooks.c (default_builtin_reciprocal): New default target hook.
3047 * targhooks.h (default_builtin_reciprocal): Add prototype.
3048 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3049 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3050 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3051 default_builtin_reciprocal.
3053 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3056 * hooks.c (hook_tree_tree_bool_null): New hook.
3057 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3058 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3059 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3060 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3061 and convert it to reciprocal a*rfunc(b).
3062 (execute_convert_to_rsqrt): New function.
3063 (gate_convert_to_rsqrt): New function.
3064 (pass_convert_to_rsqrt): New pass definition.
3065 * target.h (struct gcc_target): Add builtin_reciprocal.
3066 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3067 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3068 TARGET_BUILTIN_RECIPROCAL.
3069 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3071 * config/i386/i386.h (TARGET_RECIP): New define.
3072 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3073 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3074 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3075 and not optimizing for size.
3076 (*rcpsf2_sse): New insn pattern.
3077 (*rsqrtsf2_sse): Ditto.
3078 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3079 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3080 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3081 and not optimizing for size.
3082 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3083 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3084 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3085 and not optimizing for size.
3086 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3087 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3088 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3089 and not optimizing for size.
3090 (*sse_rsqrtv4sf2): Do not export.
3092 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3093 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3094 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3095 and not optimizing for size.
3097 * config/i386/i386.opt (mrecip): New option.
3098 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3099 (ix86_emit_swsqrtsf): Ditto.
3100 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3101 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3103 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3104 ix86_expand_unop1_builtin.
3105 (ix86_emit_swdivsf): New function.
3106 (ix86_emit_swsqrtsf): Ditto.
3107 (ix86_builtin_reciprocal): New function.
3108 (TARGET_BUILTIN_RECIPROCAL): Use it.
3109 (ix86_vectorize_builtin_conversion): Rename from
3110 ix86_builtin_conversion.
3111 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3112 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3113 "i386 and x86_64 Options" section.
3114 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3116 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3117 Zdenek Dvorak <dvorakz@suse.cz>
3118 Richard Guenther <rguenther@suse.de>
3119 Kaz Kojima <kkojima@gcc.gnu.org>
3121 * tree-vrp.c (compare_values_warnv): Convert val2 to
3123 (extract_range_from_assert): Create
3124 POINTER_PLUS_EXPR for pointer types.
3125 (extract_range_from_binary_expr): Handle
3126 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3128 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3129 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3130 POINTER_PLUS_EXPR as PLUS_EXPR.
3131 (number_of_iterations_lt_to_ne):
3132 For pointer types, use sizetype when
3133 creating MINUS_EXPR/PLUS_EXPRs.
3134 (assert_loop_rolls_lt): For pointer types, use sizetype when
3135 creating MINUS_EXPR/PLUS_EXPRs.
3136 (number_of_iterations_le): Likewise.
3137 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3138 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3139 like PLUS_EXPR and MINUS_EXPR.
3140 * tree-pretty-print.c (dump_generic_node): Handle
3142 (op_prio): Likewise.
3143 (op_symbol_1): Likewise.
3144 * optabs.c (optab_for_tree_code): Likewise.
3145 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3147 * tree-tailcall.c (process_assignment): Mention
3148 POINTER_PLUS_EXPR in a TODO comment.
3149 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3150 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3151 not used with a pointer and an integer type.
3152 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3153 increment using chrec_convert_rhs instead of chrec_convert.
3154 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3155 PLUS_EXPR except for the right hand side's type will be
3157 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3158 (fold_used_pointer_cast): Kill.
3159 (pointer_offset_p): Kill.
3160 (fold_used_pointer): Kill.
3161 (pointer_used_p): Kill.
3162 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3163 call fold_used_pointer.
3164 (instantiate_parameters_1): Convert the increment
3165 using chrec_convert_rhs instead of chrec_convert.
3166 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3167 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3168 instead of PLUS_EXPR.
3169 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3170 PLUS_EXPR for pointers.
3171 (std_gimplify_va_arg_expr): Likewise.
3172 (fold_builtin_memory_op): Likewise.
3173 (fold_builtin_strstr): Likewise.
3174 (fold_builtin_strchr): Likewise.
3175 (fold_builtin_strrchr): Likewise.
3176 (fold_builtin_strpbrk): Likewise.
3177 (expand_builtin_memory_chk): Likewise.
3178 (fold_builtin_memory_chk): Likewise.
3179 (std_expand_builtin_va_start): Use
3180 sizetype for the call to make_tree and then convert
3181 to the pointer type.
3182 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3183 instead of PLUS_EXPR for adding to a pointer.
3184 (std_gimplify_va_arg_expr): Use fold_build2 for
3185 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3186 the operands to sizetype first and then cast the BIT_AND_EXPR
3187 back to the pointer type.
3188 * fold-const.c (build_range_check): Handle pointer types
3190 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3191 of PLUS_EXPR's. Make sure the offset is converted to
3193 (try_move_mult_to_index): Strip the NOPs from the offset.
3194 Remove code argument and replace all uses with PLUS_EXPR.
3195 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3196 specially. Don't use a pointer type for MINUS_EXPR.
3197 (fold_unary): Handle for (T1)(X op Y),
3198 only p+ as that is the only as that can be handled for
3199 binary operators now.
3200 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3202 <case PLUS_EXPR>: Add folding of PTR+INT into
3204 Don't call try_move_mult_to_index.
3205 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3206 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3207 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3208 Don't call try_move_mult_to_index.
3209 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3210 (tree_expr_nonzero_p): Likewise.
3211 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3212 of PLUS_EXPR for the complex expression folding.
3213 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3214 first chrec is a pointer type, then the second should
3215 be sizetype and not the first's type.
3216 For POINTER_PLUS_EXPR, use a different right hand side type.
3217 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3218 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3219 different right hand side type.
3220 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3221 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3222 instead of PLUS_EXPR.
3223 When either operand is zero, convert the other operand.
3224 (chrec_apply): Use chrec_convert_rhs
3225 on the argument x instead of chrec_convert.
3226 (reset_evolution_in_loop): For pointer types, the new_evol
3228 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3229 different right hand side type.
3230 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3231 (chrec_convert_rhs): New function.
3232 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3233 different right hand side type.
3234 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3235 * tree-chrec.h (chrec_convert_rhs): New prototype.
3236 (build_polynomial_chrec): For pointer types, the right hand
3237 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3238 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3239 Remove subtraction case as it is always addition now.
3240 Make sure the offset is converted to sizetype.
3241 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3242 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3243 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3244 PLUS_EXPR in pointer type.
3245 Handle POINTER_PLUS_EXPR.
3246 (tree_to_aff_combination): Likewise.
3247 (force_expr_to_var_cost): Likewise.
3248 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3249 instead of PLUS_EXPR for pointers.
3250 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3251 instead of PLUS_EXPR of pointer types.
3252 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3254 (check_va_list_escapes): Likewise.
3255 (check_all_va_list_escapes): Likewise.
3256 * dwarf2out.c (loc_descriptor_from_tree_1):
3257 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3258 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3259 (string_constant): Likewise.
3260 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3261 the offset to the base, use POINTER_PLUS_EXPR.
3262 (add_to_parts): Convert the index to sizetype.
3263 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3264 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3265 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3266 Offset only holds something for PLUS_EXPR.
3267 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3269 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3271 (analyze_accesses_for_modify_stmt): Likewise.
3272 Remove comment about the type being integral type as it is
3274 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3276 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3278 Correct the type which the artimentic is done in (is now
3281 * tree-data-ref.c (split_constant_offset): Handle
3283 * tree-affine.c (tree_to_aff_combination): Likewise.
3284 * c-typeck.c (build_unary_op): For pointers create the increment
3285 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3287 * gimplify.c (gimplify_self_mod_expr): Create a
3288 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3289 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3290 * tree.def (POINTER_PLUS_EXPR): New tree code.
3291 * tree-predcom.c (ref_at_iteration): If we have a pointer
3292 type do the multiplication in sizetype.
3293 * tree-mudflap.c (mf_xform_derefs_1): Create a
3294 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3295 * tree-ssa-forwprop.c
3296 (forward_propagate_addr_into_variable_array_index):
3297 Don't expect there to be a cast for the index as that
3298 does not exist anymore.
3299 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3300 instead of PLUS_EXPR.
3301 Don't check for the first operand of the POINTER_PLUS_EXPR
3302 was the index as it cannot be.
3303 Call forward_propagate_addr_into_variable_array_index with
3304 the SSA_NAME instead of the statement.
3305 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3306 (compare_constant): Likewise.
3307 (copy_constant): Likewise.
3308 (compute_reloc_for_constant): Likewise.
3309 (output_addressed_constants): Likewise.
3310 (initializer_constant_valid_p): Likewise.
3311 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3312 Convert the MIN/MAX of the inner type to the outer
3313 type before comparing them.
3314 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3315 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3316 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3317 of PLUS_EXPR for pointers.
3318 * tree-inline.c (estimate_num_insns_1): Handle
3320 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3321 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3322 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3323 instead of PLUS_EXPR for the pointer increment statement.
3324 (vect_update_ivs_after_vectorizer): For pointer types, create
3325 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3326 MULT_EXPR in sizetype.
3327 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3329 * tree-object-size.c (plus_expr_object_size): Handle
3330 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3331 code which is trying to figure out which side is a pointer and
3333 (check_for_plus_in_loops_1): Likewise.
3334 (check_for_plus_in_loops): Likewise.
3335 * c-common.c (pointer_int_sum): Create a
3336 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3337 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3338 only POINTER_PLUS_EXPR. Removing all the extra
3339 code which is trying to figure out which side is a pointer and
3341 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3342 PLUS_EXPR and MINUS_EXPR.
3343 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3345 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3346 with make_tree, instead of a pointer type.
3347 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3348 for pointers instead of PLUS_EXPR.
3349 (s390_gimplify_va_arg): Likewise.
3350 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3351 instead of PLUS_EXPR when doing addition on pointer
3352 types. Use sizetype for the second operand.
3353 (spu_gimplify_va_arg_expr): Likewise.
3354 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3355 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3356 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3357 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3358 for the pointer addition and also use size_int/sizetype
3360 (ix86_gimplify_va_arg): Likewise.
3361 Perform BIT_AND_EXPR on sizetype arguments.
3362 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3363 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3364 for the pointer additions and also use size_int for the offsets.
3365 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3366 additions and also use size_int for the offsets. Perform
3367 BIT_AND_EXPR on sizetype arguments.
3368 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3369 POINTER_PLUS_EXPR for pointers and create the
3370 BIT_AND_EXPR in sizetype.
3371 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3372 instead of PLUS_EXPR for pointer addition.
3373 (rs6000_va_start): Likewise.
3374 Also use sizetype for the offset.
3375 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3376 as PLUS_EXPR/MINUS_EXPR.
3377 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3378 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3379 Don't use BIT_AND_EXPR on a pointer type, convert the
3380 expression to sizetype first.
3381 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3383 (mips_gimplify_va_arg_expr): Likewise.
3384 Don't create BIT_AND_EXPR in a pointer type.
3386 2007-06-15 Eric Christopher <echristo@apple.com>
3388 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3389 (x86_64-*-darwin*): Ditto.
3390 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3393 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3395 * doc/extend.texi: Document behavior of __attribute__((aligned))
3398 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3400 * rtlanal.c (note_stores): Improve documentation.
3402 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3404 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3405 LOCAL_LABEL_PREFIX): Delete.
3406 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3407 (bfin_internal_label): Delete.
3409 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3411 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3412 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3413 otherwise define to LIBGCC2_TF_CEXT.
3414 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3415 (LIBGCC_TF_CEXT): Ditto.
3418 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3420 PR rtl-optimization/32339
3421 * df-scan.c (df_uses_record): Don't modify flags but just add to
3422 it for df_ref_record.
3424 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3426 * tree-mudflap.c: Fix whitespace issues.
3428 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3430 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3432 2007-06-14 Eric Christopher <echristo@apple.com>
3434 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3435 (movv4sf): Use gcc_unreachable instead of abort.
3437 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/sfp-machine.h (CMPtype): New define.
3441 (mach stubs): Use CMPtype instead of int as a return type.
3443 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3445 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3446 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3447 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3448 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3449 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3450 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3451 config/soft-fp/soft-fp.h: Update from glibc CVS.
3453 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3455 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3457 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3460 * config/v850/v850.c: Include dataflow header file.
3461 (substitute_ep_register): Fix typo.
3463 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3465 * configure.ac: Fix earlier checkin.
3466 * configure: Regenerated.
3468 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3470 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3471 * aclocal.m4: Regenerate.
3472 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3473 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3474 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3475 * configure: Regenerate.
3476 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3478 * Makefile.in (quickstrap): Build libgcc too.
3480 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3482 * configure.ac: Add --enable-checking=df. Explicitly mention that
3483 the variables are initialized as for "release".
3484 * df-core.c: Use it.
3485 * configure: Regenerate.
3486 * config.in: Regenerate.
3488 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3490 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3491 validate_replace_rtx instead of replace_rtx.
3492 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3494 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3496 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3497 (DWARF2_UNWIND_INFO): Override default if configured with
3499 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3500 (ENDFILE_SPEC): Add crtend.o.
3501 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3502 (ENDFILE_SPEC): Add crtend.o.
3503 (TARGET_USE_JCR_SECTION): Define.
3504 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3506 * config/i386/cygming-crtbegin.c: New file.
3507 * config/i386/cygming-crtend.c: New file.
3509 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3511 * config/i386/w32-unwind.h: New file.
3513 2007-06-13 Eric Christopher <echristo@apple.com>
3515 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3516 the user set a value below STACK_BOUNDARY.
3518 2007-06-13 Thiemo Seufer <ths@networkno.de>
3520 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3521 imply -lpthread for -pthread.
3523 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3525 * basic-block.h: Remove the prototype for
3526 free_basic_block_vars.
3527 * cfglayout.h: Remove the prototype for
3528 insn_locators_initialize.
3529 * tree.h: Remove the prototype for emit_line_note.
3531 * tree-ssa-pre.c (mergephitemp): Remove.
3532 (init_pre): Don't use mergephitemp.
3534 2007-06-13 Eric Christopher <echristo@apple.com>
3536 * config/i386/i386.c (override_options): If we've specified
3537 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3539 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3541 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3544 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3546 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3547 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3548 (eh_store_handler): New pattern.
3549 (eh_return): Emit it instead of a plain move.
3551 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3554 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3555 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3558 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3560 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3561 (find_next_insn_start, find_load): New functions.
3562 (bfin_reorg): Use them to deal with the fact that parallel insns are
3563 no longer represented as a SEQUENCE.
3565 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3567 * config/sparc/sparc.c (sparc_override_options): Initialize
3570 2007-06-13 Dave Korn <dave.korn@artimi.com>
3572 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3575 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3577 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3578 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3579 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3580 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3581 tree-vect-transform.c: Fix comment typos. Follow spelling
3584 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3586 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3587 to the exit block use set.
3588 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3589 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3590 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3592 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3594 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3595 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3596 to indicate an error.
3597 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3599 (dbg_cnt_process_opt): Print an error on a bad argument.
3600 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3601 * common.opt (-fdbg-cnt-list): New.
3602 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3604 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3606 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3607 flag on ref-all pointers.
3609 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3612 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3613 for the offset with the modifier as EXPAND_INITIALIZER
3614 if the modifier is EXPAND_INITIALIZER.
3615 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3616 a register if we had an overflow.
3618 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * real.c (real_isfinite): New.
3621 (real_sqrt): Use it.
3622 * real.h (real_isfinite): New.
3623 * builtins.c: Use it.
3625 2007-06-12 Ian Lance Taylor <iant@google.com>
3626 Daniel Berlin <dberlin@dberlin.org>
3629 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3630 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3631 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3632 (DECL_NO_TBAA_P): Define.
3633 (struct tree_decl_common): Add no_tbaa_flag field.
3634 * tree-ssa-structalias.c (struct variable_info): Add
3635 no_tbaa_pruning field.
3636 (new_var_info): Initialize no_tbaa_pruning field.
3637 (unify_nodes): Copy no_tbaa_pruning field.
3638 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3639 (dump_solution_for_var): Print no_tbaa_pruning flag.
3640 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3642 (compute_tbaa_pruning): New static function.
3643 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3644 Call compute_tbaa_pruning.
3645 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3646 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3647 * gimple-low.c (lower_stmt): Likewise.
3648 * tree-gimple.c (is_gimple_stmt): Likewise.
3649 * tree-ssa-operands.c (get_expr_operands): Likewise.
3650 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3651 * tree-inline.c (estimate_num_insns_1): Likewise.
3652 (copy_result_decl_to_var): Likewise.
3653 * expr.c (expand_expr_real_1): Likewise.
3654 * tree-pretty-print.c (dump_generic_node): Likewise.
3655 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3656 * omp-low.c (omp_copy_decl_2): Likewise.
3657 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3658 * doc/c-tree.texi (Expression trees): Document
3659 CHANGE_DYNAMIC_TYPE_EXPR.
3661 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3664 with !HONOR_NANS and !HONOR_INFINITIES.
3665 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3667 2007-06-12 Tristan Gingold <gingold@adacore.com>
3669 * gcov.c: Comments updated.
3670 (source_info): Add file_time field.
3671 (source_index): New variable.
3672 (mutiple_files): New variable.
3673 (generate_results): New function extracted from process_file.
3674 (process_file): Save and restore chain of functions, generate
3675 results and free structures only if not merging results.
3676 (release_structures): File names are now freed in create_file_names
3677 (create_file_names): Free previous file names.
3678 (find_source): File date is now read here and modifications in
3679 source files is checked here.
3680 (read_graph_file): Only reverse order of functions for the current
3682 (make_gcov_file_name): Do not generate long names if input_name is
3684 (output_lines): If merging results do not display graph, data and
3686 Checking source file modification is done in find_source.
3688 * doc/gcov.texi: Append an s to sourcefile.
3690 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3692 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3693 (forced_nop): New pattern.
3694 * config/bfin/bfin.c: Include "df.h".
3695 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3696 (bfin_discover_loop): Use df_get_live_in instead of
3697 global_live_at_start.
3698 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3699 df_analyze when done.
3700 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3701 the insns. Use QImode for the final insn in a bundle. Call
3702 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3704 (reorder_var_tracking_notes): New function.
3705 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3706 update_life_info. Call df_analyze after scheduling and bundle
3707 generation. Call reorder_var_tracking_notes if generating these
3708 notes. Call df_finish_pass at the end.
3710 2007-06-12 Dirk Mueller <dmueller@suse.de>
3712 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3713 a comparison, not an assignment.
3715 2007-06-12 Olivier Hainque <hainque@adacore.com>
3717 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3718 Request walking the subtrees only, leaving the current is_lhs/val_only
3720 (convert_non_local_reference): Likewise.
3722 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3724 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3726 2007-06-12 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/15353
3729 PR tree-optimization/31657
3730 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3731 * timevar.def: Add TV_TREE_IFCOMBINE.
3732 * tree-pass.h (pass_tree_ifcombine): Declare.
3733 * tree-ssa-ifcombine.c: New file.
3734 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3735 * tree-flow.h (blocks_in_phiopt_order): Declare.
3736 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3737 (tree-ssa-ifcombine.o): New dependencies.
3739 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3741 PR rtl-optimization/32293
3742 * combine.c (simplify_if_then_else): Truncate return from
3743 nonzero_bits() to correct mode.
3745 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3747 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3748 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3750 2007-06-11 Diego Novillo <dnovillo@google.com>
3752 * Makefile.in (reload1.o-warn): Remove.
3754 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3756 * combine.c (subst): Use reg_overlap_mentioned_p
3757 instead of comparing register numbers directly.
3759 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3761 * reload1.c (mark_home_live_1): Use the mode parameter.
3763 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3765 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3766 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3770 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3772 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3774 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3777 from integer registers.
3778 (FP mode splitters): Handle TFmode.
3780 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3782 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3783 for ref-all pointers that point-to anything.
3785 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3787 * config/arm/arm.c (arm_output_dwarf_dtprel,
3788 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3790 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3792 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3793 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3796 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3798 * gcc/tree.c (signed_or_unsigned_type_for): New.
3799 (unsigned_type_for): Use signed_or_unsigned_type_for.
3800 (signed_type_for): Use signed_or_unsigned_type_for.
3801 * gcc/tree.h (signed_or_unsigned_type_for): New.
3802 (get_signed_or_unsigned_type): Remove.
3803 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3804 lang_hooks.types.signed_type
3805 (size_diffop): Likewise.
3806 (all_ones_mask_p): Likewise.
3807 (build_range_check): Likewise.
3808 (fold_cond_expr_with_comparison): Likewise.
3809 (fold_cond_expr_with_comparison): Likewise.
3810 (unextend): Likewise.
3811 (extract_muldiv_1): Likewise.
3812 (fold_single_bit_test_into_sign_test): Likewise.
3813 (fold_binary): Likewise.
3814 (fold_ternary): Likewise.
3815 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3816 instead of get_signed_or_unsigned_type.
3817 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3818 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3819 * gcc/expr.c (signed_or_unsigned_type_for): Use
3820 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3821 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3822 (lhd_signed_or_unsigned_type): Remove.
3823 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3824 signed_or_unsigned_type.
3825 (lhd_signed_or_unsigned_type): Remove.
3826 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3827 lang_hooks.types.signed_type.
3828 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3829 c_common_signed_type instead of lang_hooks.types.signed_type.
3830 (c_common_unsigned_type): New.
3831 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3832 (shorten_compare): Use c_common_unsigned_type instead of
3833 c_common_signed_or_unsigned_type.
3834 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3836 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3837 lang_hooks.types.signed_type.
3838 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3839 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3840 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3841 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3842 instead of unsigned_type_for.
3843 * gcc/c-decl.c (groakdeclarator): Likewise.
3844 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3845 * gcc/c-common.h (c_common_unsigned_type): New.
3847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3851 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3853 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3856 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3857 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3859 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3860 Sebastian Pop <sebpop@gmail.com>
3862 * lambda-code.c (remove_iv): New.
3863 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3865 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3867 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3868 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3869 * tree-ssa-loop-prefetch.c: Include optabs.h.
3870 (FENCE_FOLLOWING_MOVNT): New macro.
3871 (struct mem_ref): Add independent_p and storent_p fields.
3872 (record_ref): Initalize the new fields.
3873 (gather_memory_references_ref): Return true if the reference
3875 (gather_memory_references): Check whether all memory accesses
3876 in loop were recorded.
3877 (should_issue_prefetch_p): Return false for nontemporal stores.
3878 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3879 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3880 (determine_loop_nest_reuse): Detect independent memory references.
3881 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3882 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3883 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3884 * config/i386/i386.h (x86_mfence): Declare.
3885 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3886 * config/i386/i386.c (x86_mfence): New variable.
3887 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3889 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3890 * optabs.c (init_optabs): Initialize storent_optab.
3891 * optabs.h (enum optab_index): Add OTI_storent.
3892 (storent_optab): Declare.
3893 * genopinit.c (optabs): Add initialization for storent_optab.
3894 * tree.h (MOVE_NONTEMPORAL): New macro.
3895 * expr.c (expand_assignment, store_expr, store_constructor_field,
3896 store_constructor, store_field, expand_expr_real_1): Propagate
3897 nontemporality of the expanded store.
3898 (emit_storent_insn): New function.
3899 * expr.h (expand_assignment, store_expr): Declaration changed.
3900 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3901 to expand_assignment.
3902 * stmt.c (expand_asm_expr): Ditto.
3903 * calls.c (initialize_argument_information): Pass false as
3904 nontemporality to store_expr.
3905 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3908 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3910 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3912 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3914 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3916 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3917 and allow DECL_P here.
3919 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3921 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3922 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3923 track of the size of the expression.
3924 * cfghooks.c (merge_blocks): Remove block from loops structure only
3925 after call of the merge_blocks hook.
3927 2007-06-09 Tom Tromey <tromey@redhat.com>
3929 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3930 (deprecated_state): Removed.
3931 (start_decl): Update.
3932 (enum deprecated_states): Moved earlier.
3933 (groktypename): Update.
3934 (push_parm_decl): Likewise.
3935 (grokfield): Likewise.
3936 (start_function): Likewise.
3938 2007-06-09 Ian Lance Taylor <iant@google.com>
3940 PR tree-optimization/32169
3941 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3942 CONVERT_EXPR, check whether min and max both converted to an
3943 overflow infinity representation.
3945 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3947 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3948 not inserted on the edge.
3950 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3952 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3953 instructions if they are supported.
3954 (__divsi3, __umodsi3, __modsi3): Likewise.
3955 (__ashldi3, __ashrdi3, __lshrdi3): New.
3956 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3958 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3959 Tony Linthicum <tony.linthicum@amd.com>
3961 * doc/invoke.texi: Add fvect-cost-model flag.
3962 * common.opt (fvect-cost-model): New flag.
3963 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3964 cost fields in stmt_vec_info struct for STMT.
3965 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3966 fields in stmt_vec_info struct and access functions for the same.
3967 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3968 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3969 load, store and vector to scalar operation.
3970 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3971 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3972 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3973 (TARG_VEC_STORE_COST): Define cost of vector store.
3974 (vect_estimate_min_profitable_iters): Define new function.
3975 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3976 check to evaluate if loop iterations are less than minimum profitable
3977 iterations determined by cost model or minimum vect loop bound defined
3978 by user, whichever is more conservative.
3979 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3980 run-time check to evaluate if loop iterations are less than minimum
3981 profitable iterations determined by cost model or minimum vect loop
3982 bound defined by user, whichever is more conservative.
3983 (vect_estimate_min_profitable_iterations): New function to estimate
3984 mimimimum iterartions required for vector version of loop to be
3985 profitable over scalar version.
3986 (vect_model_reduction_cost): New function.
3987 (vect_model_induction_cost): New function.
3988 (vect_model_simple_cost): New function.
3989 (vect_cost_strided_group_size): New function.
3990 (vect_model_store_cost): New function.
3991 (vect_model_load_cost): New function.
3992 (vectorizable_reduction): Call vect_model_reduction_cost during
3994 (vectorizable_induction): Call vect_model_induction_cost during
3996 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3997 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3998 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3999 vectorizable_promotion, vectorizable_demotion): Call
4000 vect_model_simple_cost during analysis phase.
4002 2007-06-08 Simon Baldwin <simonb@google.com>
4004 * reg-stack.c (get_true_reg): Readability change. Moved default case
4005 label into direct switch statement scope.
4007 2007-06-08 Simon Baldwin <simonb@google.com>
4009 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
4010 in gcc_assert() with '==' comparison.
4012 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
4015 TARGET_ABM handling of x86_popcnt variable.
4017 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4019 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4020 __builtin_copysignq and __builtin_infq built-in functions.
4022 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4024 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4025 SSE4.2 section. Correct built-in function names in SSE4A section.
4027 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4029 PR tree-optimization/32243
4030 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4031 for ncopies after ratio check between nunits_out and nunits_in.
4032 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4034 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4036 PR tree-optimization/32224
4037 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4038 vectorization upon a non GIMPLE_MODIFY_STMT.
4040 2007-06-08 Christian Bruel <christian.bruel@st.com>
4043 * config/sh/sh.md (doloop_end): New pattern and splitter.
4044 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4046 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4049 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4051 (verify_dominators): Do not change dominance tree.
4053 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4055 * config/sh/constraints.md: New file.
4056 * config/sh/sh.c: Include tm-constrs.h.
4057 (reg_class_from_letter): Remove.
4058 (prepare_cbranch_operands): Use satisfies_constraint_*
4059 function instead of macro.
4060 (andcosts, broken_move, sh_secondary_reload): Likewise.
4061 * config/sh/predicates.md (trapping_target_operand): Likewise.
4062 (and_operand, arith_operand, arith_reg_or_0_operand,
4063 cmp_operand, logical_operand, target_operand,
4064 ua_address_operand, ua_offset, xor_operand): Likewise.
4065 * config/sh/sh.md: Include constraints.md.
4066 (*movsicc_t_false): Use satisfies_constraint_* function
4068 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4069 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4070 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4071 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4072 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4073 (REG_CLASS_FROM_CONSTRAINT): Remove.
4074 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4075 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4076 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4077 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4078 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4079 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4080 function instead of macro.
4081 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4082 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4083 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4084 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4085 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4086 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4087 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4088 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4089 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4090 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4091 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4092 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4093 EXTRA_CONSTRAINT_STR): Likewise.
4094 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4096 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4098 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4100 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4103 * c-common.h (flag_cpp0x): Replaced by...
4104 (cxx_dialect): ... this new variable specifying the C++ dialect that
4106 * c-common.c (flag_cpp0x): Removed.
4107 (cxx_dialect): Defined.
4108 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4110 * c-opts.c (c_common_post_options): Likewise.
4111 (set_std_cxx98): Set cxx_dialect to cxx98.
4112 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4114 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4115 Hui-May Chang <hm.chang@apple.com>
4117 * doc/invoke.texi (Darwin Options): Update documentation for
4118 -mmacosx-version-min.
4119 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4120 * config/darwin-driver.c: New file.
4121 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4122 * config/t-darwin (darwin-driver.o): New rule.
4124 * config/darwin-c.c (version_as_macro): Ignore low digit.
4126 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4128 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4129 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4130 (CSGNMODE): New mode macro.
4131 (CSGNVMODE): New mode attribute.
4132 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4133 expander using CSGNMODE mode macro. Handle TFmode.
4134 (copysign<mode>3_const): Rename from copysignsf3_const and
4135 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4137 (copysign<mode>3_var): Rename from copysignsf3_var and
4138 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4140 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4141 mode macro. Handle TFmode.
4142 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4143 (iortf3, *iortf3): Ditto.
4144 (xortf3, *xortf3): Ditto.
4145 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4146 TFmode and TImode masks.
4147 (ix86_expand_copysign): Expand TFmode copysign insn.
4148 (IX86_BUILTIN_INFQ): New.
4149 (IX86_BUILTIN_FABSQ): Ditto.
4150 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4151 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4152 [__builtin_fabsq]: Ditto.
4153 [__builtin_copysignq]: Ditto.
4154 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4155 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4156 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4157 ix86_expand_binop_builtin().
4159 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4161 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4163 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4166 * rtl.h (push_to_sequence2): New.
4167 * emit-rtl.c (push_to_sequence2): New.
4168 * function.c (assign_parm_data_all): Add new fields.
4169 (assign_parm_setup_block): Call push_to_sequence2 instead of
4171 (assign_parm_setup_reg): Ditto.
4172 (assign_parm_setup_stack): Ditto.
4173 (assign_parms_unsplit_complex): Ditto.
4174 (assign_parms): Change field name.
4176 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4178 PR tree-optimization/32220
4179 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4180 phi node is reached before defining statement.
4182 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4185 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4186 after changing the right hand side of the assignment.
4188 2007-06-06 Eric Christopher <echristo@apple.com>
4190 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4191 (x86_64-*-darwin*): Ditto.
4192 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4193 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4195 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4197 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4199 (add_key): Likewise.
4200 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4201 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4203 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4205 (add_cost_one_coalesce): Likewise.
4206 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4207 variable names. Rename orig to orig_name for consistency.
4208 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4210 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4212 (record_equivalences_from_stmt): Likewise.
4213 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4214 the coding conventions.
4215 (memory_ssa_name_same): Likewise.
4216 (dse_optimize_stmt): Likewise.
4217 (dse_record_phis): Likewise.
4218 (dse_finalize_block): Likewise.
4219 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4220 keywords as variable names.
4221 (may_move_till): Cast according to the coding conventions.
4222 (force_move_till_expr): Avoid using C++ keywords as variable names.
4223 (force_move_till): Cast according to the coding conventions.
4224 (memref_hash): Likewise.
4225 (memref_eq): Likewise.
4226 (gather_mem_refs_stmt): Likewise.
4227 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4228 using C++ keywords as variable names.
4229 (idx_find_step): Cast according to the coding conventions.
4230 (idx_record_use): Likewise.
4231 (find_depends): Likewise.
4232 (prepare_decl_rtl): Likewise.
4233 (mbc_entry_hash): Likewise.
4234 (mbc_entry_eq): Likewise.
4235 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4236 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4237 (idx_infer_loop_bounds): Cast according to the coding conventions.
4238 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4239 * tree-ssa-math-opts.c (occ_new ): Likwise.
4240 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4242 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4244 (add_use_op): Likewise.
4245 (add_vop): Likewise.
4246 (add_vuse_op): Likewise.
4247 (add_vdef_op): Likewise.
4248 (get_expr_operands): Likewise.
4249 (push_stmt_changes): Use type safe memory macros.
4250 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4251 keywords as variable names.
4252 (conditional_replacement): Likewise.
4253 (minmax_replacement): Likewise.
4254 (abs_replacement): Likewise.
4255 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4257 (insert_fake_stores): Avoid using C++ keywords as variable names.
4258 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4260 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4261 (heapvar_insert): Use type safe memory macros.
4262 (new_var_info): Cast according to the coding conventions.
4263 (new_constraint): Likewise.
4264 (remove_preds_and_fake_succs): Use type safe memory macros.
4265 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4267 (thread_single_edge): Likewise.
4268 (thread_through_loop_header): Likewise.
4270 2007-06-06 Eric Christopher <echristo@apple.com>
4272 * config/i386/i386.c (override_options): Move handling
4273 of TARGET_SUBTARGET* earlier.
4275 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4277 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4280 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4282 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4283 emited outside of basic block.
4284 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4286 * rtl.h (delete_insn_chain): Declaration changed.
4287 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4289 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4290 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4291 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4292 to delete_insn_chain.
4293 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4294 do not have bb field set.
4295 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4297 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4298 * cfgcleanup.c (try_optimize_cfg): Ditto.
4300 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4302 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4303 (lambda_body_vector_new): Use type safe memory macros.
4304 (lambda_linear_expression_new): Likewise.
4305 (lambda_loopnest_new): Likewise.
4306 (lambda_lattice_new): Likewise.
4307 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4308 conventions. Use type safe memory macros.
4309 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4310 (lambda_body_vector_s): Likewise.
4311 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4312 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4314 2007-06-06 Richard Guenther <rguenther@suse.de>
4316 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4317 if we need to schedule cfg_cleanup.
4318 (tree_ssa_forward_propagate_single_use_vars): Do so.
4320 2007-06-06 Ian Lance Taylor <iant@google.com>
4322 * fold-const.c (merge_ranges): If range_successor or
4323 range_predecessor fail, just return 0.
4325 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4327 PR tree-optimization/32216
4328 * tree-vectorizer.c (supportable_widening_operation): Determine
4329 signedness of FIX_TRUNC_EXPR from output operand.
4330 (supportable_narrowing_operation): Ditto.
4331 * tree-vect-generic.c (expand_vector_operations_1): Determine
4332 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4335 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4337 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4338 (struct pta): ...from here. Change flags to unsigned to avoid
4339 excessive casting (as it is used as a bit mask).
4340 (override_options): Add casts according to the coding convenventions.
4341 (x86_64_elf_unique_section): Likewise.
4342 (examine_argument): Avoid using C++ keywords as variable names.
4343 (construct_container): Likewise.
4344 (legitimize_pic_address): Likewise.
4345 (get_dllimport_decl): Cast according to the coding conventions. Use
4346 type safe memory macros.
4347 (legitimize_address): Cast according to the coding conventions.
4348 (emit_i387_cw_initialization): Corrected the type of slot to enum
4350 (ix86_init_machine_status): Use type safe memory macros.
4351 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4352 (bdesc_pcmpistr): Likewise.
4353 (bdesc_crc32): Likewise.
4354 (bdesc_sse_3arg): Likewise.
4355 (bdesc_2arg): Likewise.
4356 (bdesc_1arg): Likewise.
4357 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4358 (ix86_expand_sse_pcmpistr): Likewise.
4359 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4360 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4361 int to match the langhook definition.
4362 (ix86_builtin_conversion): Change the type of code to unsigned init to
4363 match the langhook definition.
4364 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4366 (ix86_preferred_output_reload_class): Likewise.
4367 (ix86_cannot_change_mode_class): Likewise.
4368 (ix86_memory_move_cost): Likewise.
4369 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4370 avoid excessive casting later on.
4371 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4376 as flags setting insn.
4377 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4379 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4381 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4382 (UNSPEC_ROUND): New.
4383 ("sse4_1_round<mode>2"): New insn pattern.
4384 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4386 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4387 expander using SSEMODEF mode macro. Expand using
4388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4389 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4390 expander using SSEMODEF mode macro. Expand using
4391 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4392 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4393 expander using SSEMODEF mode macro. Expand using
4394 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4395 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4396 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4397 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4400 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4401 Sebastian Pop <sebpop@gmail.com>
4403 * lambda.h (build_linear_expr): New.
4404 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4405 Use build_linear_expr, call fold and force_gimple_operand.
4406 (lambda_loopnest_to_gcc_loopnest): Check that there is
4407 something to insert.
4408 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4410 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4412 PR preprocessor/23479
4413 * doc/extend.texi: Document the 0b-prefixed binary integer
4416 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4418 PR tree-optimization/32215
4419 * tree-vectorizer.c (supportable_widening_operation): Return false
4420 for unsupported FIX_TRUNC_EXPR tree code.
4421 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4423 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4425 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4426 register on SPE targets. Change documentation to reflect
4428 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4429 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4430 out of the register allocation pool.
4431 (rs6000_reg_live_or_pic_offset_p): New function.
4432 (rs6000_emit_prologue): Move the actual saving of LR up to free
4433 r0 for holding r11. Split saving of SPE 64-bit registers into
4434 its own case. Ensure that offsets will always be in-range for
4435 'evstdd' by using r11 as a scratch register to point at the start
4436 of the SPE save area. Save r11 if necessary, as it is the static
4438 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4439 into its own case. Ensure that offsets will always be in-range
4440 for 'evldd' by using r11 as a scratch register to point at the
4441 start of the SPE save area. Also adjust r11 when restoring
4442 the stack pointer to compensate for pre-loading r11.
4444 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4446 * cfg.c (init_flow): Use type safe memory macros.
4447 (alloc_block): Likewise.
4448 (unchecked_make_edge): Likewise.
4449 (dump_flow_info): Avoid using C++ keywords as variable names.
4450 (copy_original_table_clear): Cast according to the coding conventions.
4451 (copy_original_table_set): Likewise.
4452 * cfgexpand (label_rtx_for_bb): Likewise.
4453 (expand_gimple_basic_block): Likewise.
4454 * cfghooks.c (dump_bb): Likewise.
4455 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4457 (lv_add_condition_to_bb): Likewise.
4458 * cfglayout (relink_block_chain): Cast according to the coding
4460 (fixup_reorder_chain): Likewise.
4461 (fixup_fallthru_exit_predecessor): Likewise.
4462 * cfgloop.c (glb_enum_p): Likewise.
4463 (get_exit_description): Likewise.
4464 (dump_recorded_exit): Likewise.
4465 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4466 (struct loop): ... from here.
4467 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4469 * cfgrtl.c (rtl_create_basic_block): Likewise.
4470 (rtl_split_block): Likewise.
4471 (rtl_dump_bb): Likewise.
4472 (cfg_layout_split_block): Likewise.
4473 (init_rtl_bb_info): Use typesafe memory macros.
4475 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4476 * graphds.h: Updated all usages of edge to graph_edge.
4477 * graphds.c: Likewise.
4478 * cfgloopanal.c: Likewise.
4480 2007-06-05 Ian Lance Taylor <iant@google.com>
4482 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4483 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4484 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4486 (test_for_singularity): Likewise.
4488 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/i386/constraints.md ("Y2"): Replaced by ...
4492 * config/i386/i386.md: Likewise.
4493 * config/i386/mmx.md: Likewise.
4494 * config/i386/sse.md: Likewise.
4496 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4498 * config/i386/constraints.md ("z"): Replaced by ...
4500 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4501 (sse4_1_blendvps): Likewise.
4502 (sse4_1_pblendvb): Likewise.
4503 (sse4_2_pcmpestr): Likewise.
4504 (sse4_2_pcmpestrm): Likewise.
4505 (sse4_2_pcmpestr_cconly): Likewise.
4506 (sse4_2_pcmpistr): Likewise.
4507 (sse4_2_pcmpistrm): Likewise.
4508 (sse4_2_pcmpistr_cconly): Likewise.
4510 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4512 * matrix-reorg.c (transform_access_sites): Fix computation.
4513 (transform_allocation_sites): Same.
4515 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.c (override_options): Use
4518 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4520 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4523 (nonimm_not_xmm0_operand): Ditto.
4524 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4525 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4526 as operand[2] predicate. Require "z" class XMM register for
4527 operand[3]. Adjust asm template.
4528 ("sse4_1_blendvpd"): Ditto.
4529 ("sse4_1_pblendvb"): Ditto.
4530 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4531 force op2 into xmm0 register for variable blend instructions.
4533 2007-06-04 Tom Tromey <tromey@redhat.com>
4535 * c-tree.h (start_enum): Update.
4536 (build_enumerator): Likewise.
4537 * c-decl.c (enum_next_value): Removed.
4538 (enum_overflow): Likewise.
4539 (start_enum): Add c_enum_contents argument. Don't use globals.
4540 (build_enumerator): Likewise.
4541 * c-tree.h (struct c_enum_contents): New struct.
4543 2007-06-04 Tom Tromey <tromey@redhat.com>
4545 * c-common.c (c_common_get_alias_set): Fix indentation.
4547 2007-06-04 Ian Lance Taylor <iant@google.com>
4549 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4550 to overflow, reduce overflow infinity to regular infinity.
4551 (vrp_var_may_overflow): New static function.
4552 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4554 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4556 * stor-layout.c (layout_type): Remove duplicate code.
4558 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4561 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4562 before build_common_builtin_nodes ().
4564 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4567 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4569 2007-06-04 Jan Hubicka <jh@suse.cz>
4571 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4572 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4573 instead of _stat version.
4575 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4577 PR tree-optimization/32194
4578 * tree-predcom.c (determine_offset): Check that both references have
4581 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4583 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4584 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4585 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4586 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4587 Add argument to iterate_fix_dominators call.
4588 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4589 * gcse.c (hoist_code): Change domby to vector.
4590 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4591 Add argument to iterate_fix_dominators call.
4592 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4593 recompute_dominator.
4594 * lambda-code.c (perfect_nestify): Ditto.
4595 * cfgloopanal.c: Include graphds.h.
4596 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4597 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4598 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4600 * graphds.c: New file.
4601 * graphds.h: New file.
4602 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4603 (get_dominated_by, get_dominated_by_region): Change return type to
4605 (verify_dominators): Recompute all dominators and compare the results.
4606 (recount_dominator): Renamed to ...
4607 (recompute_dominator): ... this. Do not check that the block is
4609 (iterate_fix_dominators): Reimplemented.
4610 (prune_bbs_to_update_dominators, root_of_dom_tree,
4611 determine_dominators_for_sons): New functions.
4612 * et-forest.c (et_root): New function.
4613 * et-forest.h (et_root): Declare.
4614 * Makefile.in (graphds.o): Add.
4615 (cfgloopanal.o): Add graphds.h dependency.
4616 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4617 * basic-block.h (get_dominated_by, get_dominated_by_region,
4618 iterate_fix_dominators): Declaration changed.
4619 (recount_dominator): Renamed to ...
4620 (recompute_dominator): ... this.
4621 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4622 (thread_through_all_blocks): Do not free dominance info.
4624 2007-06-03 Andreas Schwab <schwab@suse.de>
4626 * config/m68k/m68k.c (override_options): Don't override
4628 * config/m68k/m68k-modes.def (SF, DF): Define to use
4629 motorola_single_format and motorola_double_format, resp.
4630 * real.c (motorola_single_format): Renamed from
4631 coldfire_single_format.
4632 (motorola_double_format): Renamed from coldfire_double_format.
4633 (encode_ieee_extended): Generate a proper canonical NaN image
4634 respecting canonical_nan_lsbs_set.
4635 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4637 * real.h: Adjust declarations.
4639 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4642 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4643 the symbol is generated with the stack protector.
4645 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4647 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4648 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4650 * doc/extend.texi (interrupt): Mention m68k.
4652 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4655 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4656 (ix86_expand_sse_pcmpestr): Do not check operands for
4657 "register_operand", when insn operand predicate is "register_operand".
4658 (ix86_expand_sse_pcmpistr): Ditto.
4660 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4661 Uros Bizjak <ubizjak@gmail.com>
4663 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4664 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4665 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4666 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4667 * config/i386/constraints.md ("z"): New register constraint
4668 for members of SSE_FIRST_REG class.
4669 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4670 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4671 SSE_FIRST_REG class.
4672 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4673 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4674 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4675 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4676 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4677 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4678 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4679 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4680 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4681 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4682 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4683 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4684 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4685 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4686 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4687 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4688 (struct builtin_description): Change "flag" field to unsigned.
4689 (bdesc_pcmpestr): New builtin description table.
4690 (bdesc_pcmpistr): Likewise.
4691 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4692 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4693 Initialize pcmp[ei]str[im] insns for SSE4.2.
4694 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4695 (ix86_expand_sse_pcmpistr): Likewise.
4696 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4697 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4698 (UNSPEC_PCMPISTR): Likewise.
4699 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4700 (sse4_2_pcmpestri):New isns pattern.
4701 (sse4_2_pcmpestrm): Likewise.
4702 (sse4_2_pcmpestr_cconly): Likewise.
4703 (sse4_2_pcmpistr): New insn patern and splitter.
4704 (sse4_2_pcmpistri):New isns pattern.
4705 (sse4_2_pcmpistrm): Likewise.
4706 (sse4_2_pcmpistr_cconly): Likewise.
4707 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4710 2007-06-01 David Daney <ddaney@avtrex.com>
4712 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4713 LOADGP_ABSOLUTE and not binds_local_p.
4715 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4717 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4719 2007-06-01 Ian Lance Taylor <iant@google.com>
4721 * tree-vrp.c (compare_name_with_value): Always set
4722 used_strict_overflow if we get a result from the variable itself.
4724 2007-06-01 Ian Lance Taylor <iant@google.com>
4726 PR rtl-optimization/31455
4727 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4728 subregs which have a cast between modes which are not tieable.
4730 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4732 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4733 breaks after return statements.
4735 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4737 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4738 only after no_new_pseudos.
4740 2007-05-31 Eric Christopher <echristo@apple.com>
4742 * expr.c (convert_move): Assert that we don't have a BLKmode
4744 (store_expr): Handle BLKmode moves by calling emit_block_move.
4746 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4748 * c-typeck.c (build_indirect_ref): Include type in error message.
4749 (build_binary_op): Pass types to binary_op_error.
4750 * c-common.c (binary_op_error): Take two type arguments, print out
4752 * c-common.h (binary_op_error): Update prototype.
4754 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386.c: Correct coments on -mno-sse4.
4758 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4760 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4761 (x86_64-*-*): Likewise.
4762 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4763 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4764 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4765 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4766 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4767 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4768 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4769 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4770 (OPTION_MASK_ISA_SSE4): Likewise.
4771 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4772 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4773 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4774 (override_options): Support SSE4.2.
4775 (ix86_build_const_vector): Support SImode and DImode.
4776 (ix86_build_signbit_mask): Likewise.
4777 (ix86_expand_int_vcond): Support V2DImode.
4778 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4779 (IX86_BUILTIN_CRC32HI): Likewise.
4780 (IX86_BUILTIN_CRC32SI): Likewise.
4781 (IX86_BUILTIN_CRC32DI): Likewise.
4782 (IX86_BUILTIN_PCMPGTQ): Likewise.
4783 (bdesc_crc32): Likewise.
4784 (bdesc_sse_3arg): Likewise.
4785 (ix86_expand_crc32): Likewise.
4786 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4787 (ix86_expand_builtin): Likewise.
4788 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4789 __SSE4_2__ for -msse4.2.
4790 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4791 (CRC32MODE): Likewise.
4792 (crc32modesuffix): Likewise.
4793 (crc32modeconstraint): Likewise.
4794 (sse4_2_crc32<mode>): Likewise.
4795 (sse4_2_crc32di): Likewise.
4796 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4798 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4799 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4800 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4801 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4802 (vcondu<mode>): Likewise.
4803 * doc/extend.texi: Document SSE4.2 built-in functions.
4804 * doc/invoke.texi: Document -msse4.2/-msse4.
4806 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4808 PR tree-optimization/32160
4809 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4810 variable as gimple reg.
4811 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4813 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4815 * gcc.c (main): Don't consider linker options when issuing the
4816 warning about a linker input file not being used.
4818 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4820 * tree-vrp.c (compare_names): Initialize sop.
4822 2007-05-30 Dirk Mueller <dmueller@suse.de>
4824 * cgraphunit.c (cgraph_analyze_function): Remove
4825 computation of inline parameters.
4827 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4829 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4831 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4833 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4834 Add vx-common.h. Include vxworks.h between vx-common.h and
4836 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4838 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4839 (TARGET_ASM_DESTRUCTOR): Likewise.
4840 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4841 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4842 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4843 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4844 (VXWORKS_ENDIAN_SPEC): Define.
4845 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4846 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4847 VXWORKS_* equivalents.
4848 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4849 (ASM_FILE_START): Delete.
4850 (TARGET_VERSION): Reformat.
4851 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4852 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4853 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4854 (FPBIT, DPBIT): Define.
4855 (fp-bit.c, dp-bit.c): New rules.
4856 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4857 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4858 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4859 * config/arm/arm.h: Include vxworks-dummy.h.
4860 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4861 Mark with ATTRIBUTE_UNUSED.
4862 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4863 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4864 make it incompatible with -msingle-pic-base.
4865 (arm_function_ok_for_sibcall): Return false for calls that might
4866 go through a VxWorks PIC PLT entry.
4867 (require_pic_register): New function, split out from...
4868 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4870 (arm_load_pic_register): Handle the VxWorks RTP initialization
4871 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4872 (arm_emit_call_insn): New function.
4873 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4874 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4875 (pic_offset_arm): New pattern.
4876 (call, call_value): Use arm_emit_call_insn.
4877 (call_internal, call_value_internal): New expanders.
4878 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4879 VxWorks unless __PIC__.
4881 2007-05-30 Eric Christopher <echristo@gmail.com>
4883 * genrecog.c: Include regs.h in generated file.
4884 * genemit.c: Ditto. Fix up formatting.
4885 * config/mn10300/constraints.md: New.
4886 * config/mn10300/mn10300.md: Include.
4887 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4888 Fix up for removed macro.
4889 * config/mn10300/predicates.md (call_address_operand): Ditto.
4890 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4891 (CONST_OK_FOR_I): Ditto.
4892 (CONST_OK_FOR_J): Ditto.
4893 (CONST_OK_FOR_K): Ditto.
4894 (CONST_OK_FOR_L): Ditto.
4895 (CONST_OK_FOR_M): Ditto.
4896 (CONST_OK_FOR_N): Ditto.
4897 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4901 (EXTRA_CONSTRAINT): Ditto.
4903 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4907 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4908 OPTION_MASK_ISA_64BIT.
4909 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4911 2007-05-30 Richard Guenther <rguenther@suse.de>
4914 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4915 types for comparison.
4916 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4917 with original typed arguments.
4918 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4920 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4922 PR tree-optimization/31769
4923 * except.c (duplicate_eh_regions): Clear prev_try if
4924 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4926 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4928 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4929 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4930 bsi of the location where statements should be inserted.
4931 (sink_code_in_bb): Take bsi from statement_sink_location.
4932 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4933 instead of bsi_start.
4934 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4936 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4937 (bsi_move_before): Document inconsistency with bsi_move_after.
4938 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4940 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/i386.h (TARGET_ABM): New define.
4943 (TARGET_POPCNT): Ditto.
4944 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4945 New temporary defines to redefine from OPTION_ISA_* defines.
4946 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4947 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4948 (ix86_isa_flags): New extern int declaration.
4949 (TARGET_SUBTARGET_DEFAULT): New define.
4950 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4951 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4952 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4953 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4954 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4955 * config/i386/darwin.h: Change TARGET_64BIT define to
4958 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4959 using existing "ix86_isa_flags" varible.
4960 (m32, m64): Use existing "ix86_isa_flags" variable.
4961 (mmmx, m3dnow): Ditto.
4962 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4963 (mabm): Define as non-negative option using "x86_abm" variable.
4964 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4966 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4967 Rewrite feature test bitmap.
4968 (ix86_isa_flags): New initialized global int varible.
4969 (ix86_isa_flags_explicit): New static int variable.
4970 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4971 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4972 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4973 target_flags_explicit.
4974 (override_options): Remove "target_enable" and "target_disable" fields
4975 from "struct ptt". Update processor_target_table accordingly. Remove
4976 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4977 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4978 "target_flags" and "ix86_isa_flags_explicit" instead of
4979 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4980 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4981 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4982 to true when either of PTA_POPCNT or PTA_ABM is set in
4983 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4984 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4985 processor_alias_table flags entry. Remove handling of
4986 "target_enable" and "target_disable" fields of processor_target_table.
4987 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4988 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4989 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4990 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4991 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4993 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4995 2007-05-29 David Daney <ddaney@avtrex.com>
4998 * config/mips/mips.c (mips_output_mi_thunk): Emit
4999 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
5001 2007-05-29 Hui-May Chang <hm.chang@apple.com>
5002 * config/i386/i386.c (ix86_function_regparm): Added checking of
5003 ix86_force_align_arg_pointer to determine the number of
5004 register parameters.
5006 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
5008 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
5009 (SET_DR_MISALIGNMENT): New.
5010 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
5011 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
5012 Use SET_DR_MISALIGNMENT.
5013 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
5015 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5016 find_loop_nest): Export.
5017 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5018 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5019 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5020 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5022 (struct mem_ref): Add field reuse_distance.
5023 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5024 Initialize reuse_distance field.
5025 (issue_prefetch_ref): Select temporality of prefetch according to
5027 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5028 self_reuse_distance, determine_loop_nest_reuse): New functions.
5029 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5030 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5031 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5034 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5036 * tree-ssa-alias.c: Add aliasing overview.
5038 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5039 Danny Smith <dannysmith@users.sourceforge.net>
5042 * config/i386/t-crtfm: Compile crtfastmath.o with
5043 -minline-all-stringops.
5044 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5045 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5047 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5049 * doc/md.texi: Document constraints on HP PA-RISC.
5051 * pa/constraints.md: New file.
5052 * pa.md: Include constraints.md.
5053 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5054 (integer_store_memory_operand, ldil_cint_p): New functions.
5055 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5056 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5057 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5058 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5059 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5061 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5064 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5065 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5066 case POSTDECREMENT_EXPR>): Return the error_mark_node
5067 if either the real or imaginary parts would an
5070 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5072 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5073 name when we remove it from a call.
5075 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5077 * targhooks.c (default_narrow_bitfield): Remove.
5078 * targhooks.h: Remove the prototype for
5079 default_narrow_bitfield.
5081 * langhooks-def.h: Remove the prototype for
5082 hook_get_alias_set_0.
5083 * langhooks.c (hook_get_alias_set_0): Remove.
5085 * global.c (EXECUTE_IF_CONFLICT): Remove.
5087 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5090 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5091 return true when truth_value_p is true and the type
5094 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5096 * doc/install.texi (Prerequisites): We no longer require Autoconf
5097 2.13 for the top-level.
5099 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5101 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5102 memory access via x86_expand_vector_move_misalign() only for
5103 TImode values on 32-bit targets.
5105 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5107 * matrix-reorg.c: New file. Implement matrix flattening and
5108 transposing optimization.
5109 * tree-pass.h: Add matrix reorg pass.
5110 * common.opt: Add fipa-mreorg flag.
5111 * Makefile.in: Add matrix-reorg.c.
5112 * passes.c: Add matrix reorg pass.
5113 * varpool.c (add_new_static_var): New function.
5114 * cgraph.h (add_new_static_var): Declare.
5116 2007-05-27 Eric Christopher <echristo@apple.com>
5118 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5119 sp_offset depending on stack size. Save r12 depending
5120 on registers we're saving later.
5121 (rs6000_emit_epilogue): Update sp_offset depending only
5124 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5126 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5127 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5128 * ifcvt.c (if_convert): Ditto.
5129 * tree-ssa-threadupdate.c (thread_block): Ditto.
5130 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5131 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5132 verify_loop_closed_ssa): Check number_of_loops instead of
5134 * predict.c (tree_estimate_probability): Ditto.
5135 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5136 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5137 * modulo-sched.c (sms_schedule): Ditto.
5138 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5139 (scev_finalize): Do not do anything if scev analysis was not
5141 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5142 current_loops == NULL.
5143 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5144 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5146 (loop_optimizer_finalize): Assert that loops were analyzed.
5147 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5148 rtl_doloop): Check number_of_loops instead of current_loops.
5149 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5150 current_loops == NULL.
5151 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5152 gate_tree_vectorize tree_linear_transform, check_data_deps,
5153 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5154 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5155 Check number_of_loops instead of current_loops.
5156 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5157 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5158 free loops if available.
5159 (execute_pre): Do not pass do_fre to fini_pre.
5161 2007-05-27 Tobias Burnus <burnus@net-b.de>
5164 * real.c (mpfr_from_real): Fix sign of -Inf.
5166 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5168 * tree-vect-transform.c (vectorizable_conversion): Initialize
5169 tree_code variables to ERROR_MARK.
5170 (vectorizable_type_demotion): Likewise.
5171 (vectorizable_type_promotion): Likewise.
5173 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/i386.md (movti): Handle push operands via
5179 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5181 * basic-block.h: Remove the prototype for merge_seq_blocks.
5182 * cfgcleanup.c (merge_seq_blocks): Remove.
5184 * tree-flow.h: Remove the prototype for is_aliased_with.
5185 * tree-ssa-alias.c (is_aliased_with): Remove.
5187 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5189 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5191 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5193 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5194 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5195 (vec_unpacks_hi_v16qi): Likewise.
5196 (vec_unpacku_lo_v16qi): Likewise.
5197 (vec_unpacks_lo_v16qi): Likewise.
5198 (vec_unpacku_hi_v8hi): Likewise.
5199 (vec_unpacks_hi_v8hi): Likewise.
5200 (vec_unpacku_lo_v8hi): Likewise.
5201 (vec_unpacks_lo_v8hi): Likewise.
5202 (vec_unpacku_hi_v4si): Likewise.
5203 (vec_unpacks_hi_v4si): Likewise.
5204 (vec_unpacku_lo_v4si): Likewise.
5205 (vec_unpacks_lo_v4si): Likewise.
5207 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5209 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5210 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5211 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5212 follow spelling conventions in various
5213 warning/error/diagnostic messages.
5215 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5216 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5217 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5218 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5219 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5220 * doc/tm.texi: Follow spelling conventions.
5222 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5225 * tree-ssa-forwprop.c
5226 (forward_propagate_addr_into_variable_array_index): Remove
5227 the lhs argument. Use the type of def_rhs instead of lhs.
5228 (forward_propagate_addr_expr_1): Update use of
5229 forward_propagate_addr_into_variable_array_index.
5231 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5232 Nigel Stephens <nigel@mips.com>
5234 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5235 function attributes, "far" being an alias for "long_call".
5236 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5237 (mips_near_type_p, mips_far_type_p): New.
5238 (mips_comp_type_attributes): New function to check that attributes
5239 attached to a function type are compatible.
5240 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5241 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5242 to the target function of the thunk.
5243 (mips_encode_section_info): Check for "near" and "far" function
5244 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5246 * config/mips/predicates.md (const_call_insn_operand): Test only
5247 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5249 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5252 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5253 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5254 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5255 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5257 2007-05-25 Eric Christopher <echristo@apple.com>
5259 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5260 to x86-darwin configurations.
5261 * config/i386/t-darwin: Add softfp support.
5262 * config/i386/t-darwin64: Ditto.
5263 * config/i386/sfp-machine.h: If mach then don't use
5264 aliasing, emit a stub to call.
5266 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5268 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5269 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5270 tree-predcom.c, tree-ssa-alias-warnings.c,
5271 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5272 comment typos. Follow spelling conventions.
5273 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5275 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5278 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5279 constants into memory. Expand unaligned memory references for
5280 SSE modes via x86_expand_vector_move_misalign() function.
5282 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5284 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5285 "memory" attribute for "sseishft" type insn without operands[2].
5287 2007-05-25 Dirk Mueller <dmueller@suse.de>
5288 Marcus Meissner <meissner@suse.de>
5290 * doc/extend.texi (alloc_size): New attribute.
5291 * c-common.c (handle_alloc_size_attribute): New.
5292 * tree-object-size.c (alloc_object_size): Use alloc_size
5293 attribute, if available.
5295 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5297 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5299 (__builtin_ia32_vec_ext_v2di): Likewise.
5300 (__builtin_ia32_vec_ext_v4si): Likewise.
5301 (__builtin_ia32_vec_ext_v8hi): Likewise.
5302 (__builtin_ia32_vec_ext_v16qi): Likewise.
5303 (__builtin_ia32_vec_set_v8hi): Likewise.
5305 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5307 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5309 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5311 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5312 (arm_is_longcall_p): Rename to...
5313 (arm_is_long_call_p): ...this. Take a single tree argument and
5315 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5316 (CUMULATIVE_ARGS): Remove call_cookie.
5317 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5318 (ENCODED_LONG_CALL_ATTR_P): Delete.
5319 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5320 LONG_CALL_FLAG_CHAR cases.
5321 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5322 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5323 ARM_DECLARE_FUNCTION_SIZE.
5324 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5325 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5326 (arm_encode_call_attribute, current_file_function_operand): Delete.
5327 (arm_function_in_section_p): New function.
5328 (arm_is_longcall_p): Rename to...
5329 (arm_is_long_call_p): ...this. Take the target function as a single
5330 argument and return a bool. Do not rely on call cookies. Check
5331 whether the target symbol is in the same section as the current
5332 function, not just the same compilation unit.
5333 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5334 (arm_encode_section_info): Don't encode a call type.
5335 * config/arm/arm.md (call, call_value): Update calls to
5336 arm_is_long(_)call_p. Simplify logic.
5337 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5338 Update calls to arm_is_long(_)call_p.
5340 2007-05-25 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/31982
5343 * tree-ssa-forwprop.c
5344 (forward_propagate_addr_into_variable_array_index): Handle arrays
5345 with element size one.
5347 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5349 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5350 (umulsi3_highpart): Likewise.
5352 2007-05-24 Ian Lance Taylor <iant@google.com>
5354 PR rtl-optimization/32069
5355 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5358 2007-05-24 Ollie Wild <aaw@google.com>
5360 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5363 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5365 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5366 (oprs_unchanged_p): Use it to check all registers in a REG.
5367 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5368 (reg_set_between_after_reload_p): Delete.
5369 (reg_used_between_after_reload_p): Likewise.
5370 (reg_set_or_used_since_bb_start): Likewise.
5371 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5372 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5373 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5374 * rtlanal.c (reg_set_p): Check whether REG overlaps
5375 regs_invalidated_by_call, rather than just checking the
5376 membership of REGNO (REG).
5378 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5380 * doc/passes.texi: Document predictive commoning.
5381 * doc/invoke.texi (-fpredictive-commoning): Document.
5382 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5383 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5384 adding indices to the generated name.
5385 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5386 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5387 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5388 (op_symbol_code): ... and exported.
5389 (dump_omp_clause, op_symbol): Use op_symbol_code
5390 instead of op_symbol_1.
5391 * tree-pass.h (pass_predcom): Declare.
5392 * timevar.def (TV_PREDCOM): New timevar.
5393 * tree-ssa-loop.c (run_tree_predictive_commoning,
5394 gate_tree_predictive_commoning, pass_predcom): New.
5395 * tree-data-ref.c (find_data_references_in_loop): Find the
5396 references in dominance order.
5397 (canonicalize_base_object_address): Ensure that the result has
5399 (dr_analyze_innermost): Export.
5400 (create_data_ref): Code to fail for references with invariant
5402 (find_data_references_in_stmt): ... here.
5403 * tree-data-ref.h (dr_analyze_innermost): Declare.
5404 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5405 (aff_combination_find_elt, name_expansion_hash,
5406 name_expansion_eq, tree_to_aff_combination_expand,
5407 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5409 * tree-affine.h (aff_combination_constant_multiple_p,
5410 tree_to_aff_combination_expand): Declare.
5411 * tree-predcom.c: New file.
5412 * common.opt (fpredictive-commoning): New option.
5413 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5414 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5415 * Makefile.in (tree-predcom.o): Add.
5416 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5417 * passes.c (init_optimization_passes): Add dceloop after
5418 copy propagation in loop optimizer. Add predictive commoning
5419 to loop optimizer passes.
5421 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5423 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5426 2007-05-24 Jan Hubicka <jh@suse.cz>
5428 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5430 (genheader): Include statistics.h.
5432 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5434 * print-rtl.c (flag_dump_unnumbered): Update comments.
5435 (print_rtl): Fix my previous change.
5436 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5439 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5442 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5444 (thread_through_all_blocks): Call initialize_original_copy_tables
5445 and free_original_copy_tables.
5446 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5448 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5449 * cfghooks.c (duplicate_block): Use get_loop_copy.
5450 * cfg.c: Include cfgloop.h.
5451 (loop_copy): New hash table.
5452 (initialize_original_copy_tables): Initialize loop_copy table.
5453 (free_original_copy_tables): Free loop_copy table.
5454 (copy_original_table_clear, copy_original_table_set,
5455 set_loop_copy, get_loop_copy): New functions.
5456 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5457 * cfgloop.h (struct loop): Remove copy field.
5458 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5459 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5461 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5463 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5464 -msse/-msse2/-msse3.
5466 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5468 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5469 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5471 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5474 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5475 * targhooks.h (default_mangle_decl_assembler_name): Declare
5477 * targhooks.c (default_mangle_decl_assembler_name): Define
5479 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5481 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5482 * langhooks.c (lhd_set_decl_assembler_name): Call
5483 targetm.mangle_decl_assembler_name for names with global scope.
5485 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5487 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5488 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5490 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5491 New. Factored out of i386_pe_encode_section_info.
5492 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5493 Move check for prior decoration of stdcall
5494 symbols to i386_pe_encode_section_info.
5495 (i386_pe_encode_section_info): Adjust call to
5496 gen_stdcall_or_fastcall_suffix. Use
5497 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5498 (i386_pe_mangle_decl_assembler_name): New. Wrap
5499 i386_pe_maybe_mangle_decl_assembler_name.
5501 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5503 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5504 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5505 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5506 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5507 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5510 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5511 Nigel Stephens <nigel@mips.com>
5512 Richard Sandiford <richard@codesourcery.com>
5514 Fix up MIPS16 hard float and add support for complex.
5516 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5517 (TARGET_SOFT_FLOAT_ABI): New.
5518 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5519 __mips_soft_float to reflect the ABI in use, not whether the
5520 FPU is directly accessible (e.g., in MIPS16 mode).
5521 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5522 (UNITS_PER_FPVALUE): Likewise.
5524 * config/mips/mips.c (mips_expand_call): Remove redundant
5525 TARGET_MIPS16 check.
5526 (mips_arg_regno): New.
5527 (function_arg_advance): When setting bits in cum->fp_code for
5528 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5530 (function_arg): Use mips_arg_regno.
5531 (mips_return_mode_in_fpr_p): New.
5532 (mips16_call_stub_mode_suffix): New.
5533 (mips16_cfun_returns_in_fpr_p): New.
5534 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5535 (mips_output_function_prologue): Test mips16_hard_float, not
5536 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5537 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5538 return value into a floating-point register.
5539 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5540 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5541 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5542 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5543 word of double arguments from or to the high bits of 64-bit
5544 floating point registers.
5545 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5546 (mips16_fpret_double): New helper function.
5547 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5548 support for complex modes. Fill in DECL_RESULT for stubdecl.
5549 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5551 * config/mips/mips16.S
5552 (RET, ARG1, ARG2): New.
5553 (MERGE_GPRf, MERGE_GPRt): New.
5554 (DELAYt, DELAYf): New.
5555 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5556 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5557 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5558 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5559 (SFOP): Renamed to...
5560 (OPSF3): This, and macro-ified. Updated all uses.
5561 (SFOP2): Renamed to...
5562 (OPSF2): This, and macro-ified. Updated all uses.
5563 (SFCMP): Renamed to...
5564 (CMPSF): This, and macro-ified. Updated all uses.
5565 (SFREVCMP): Renamed to...
5566 (REVCMPSF): This, and macro-ified. Updated all uses.
5567 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5568 (LDDBL1, LDDBL2, RETDBL): Deleted.
5569 (DFOP): Renamed to...
5570 (OPDF3): This, and macro-ified. Updated all uses.
5571 (DFOP2): Renamed to...
5572 (OPDF2): This, and macro-ified. Updated all uses.
5573 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5574 (DFCMP): Renamed to...
5575 (CMPDF): This, and macro-ified. Updated all uses.
5576 (DFREVCMP): Renamed to...
5577 (REVCMPDF): This, and macro-ified. Updated all uses.
5578 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5579 (RET_FUNCTION): New.
5580 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5581 (__mips16_ret_sc, __mips16_ret_dc): New.
5582 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5583 STUB_ARGS_6, STUB_ARGS_10): New.
5584 (CALL_STUB_NO_RET): New.
5585 (__mips16_call_stub_1): Macro-ified.
5586 (__mips16_call_stub_5): Macro-ified.
5587 (__mips16_call_stub_2): Macro-ified.
5588 (__mips16_call_stub_6): Macro-ified.
5589 (__mips16_call_stub_9): Macro-ified.
5590 (__mips16_call_stub_10): Macro-ified.
5591 (CALL_STUB_RET): New.
5592 (__mips16_call_stub_sf_0): Macro-ified.
5593 (__mips16_call_stub_sf_1): Macro-ified.
5594 (__mips16_call_stub_sf_5): Macro-ified.
5595 (__mips16_call_stub_sf_2): Macro-ified.
5596 (__mips16_call_stub_sf_6): Macro-ified.
5597 (__mips16_call_stub_sf_9): Macro-ified.
5598 (__mips16_call_stub_sf_10): Macro-ified.
5599 (__mips16_call_stub_df_0): Macro-ified.
5600 (__mips16_call_stub_df_1): Macro-ified.
5601 (__mips16_call_stub_df_5): Macro-ified.
5602 (__mips16_call_stub_df_2): Macro-ified.
5603 (__mips16_call_stub_df_6): Macro-ified.
5604 (__mips16_call_stub_df_9): Macro-ified.
5605 (__mips16_call_stub_df_10): Macro-ified.
5606 (__mips16_call_stub_sc_0): New.
5607 (__mips16_call_stub_sc_1): New.
5608 (__mips16_call_stub_sc_5): New.
5609 (__mips16_call_stub_sc_2): New.
5610 (__mips16_call_stub_sc_6): New.
5611 (__mips16_call_stub_sc_9): New.
5612 (__mips16_call_stub_sc_10): New.
5613 (__mips16_call_stub_dc_0): New.
5614 (__mips16_call_stub_dc_1): New.
5615 (__mips16_call_stub_dc_5): New.
5616 (__mips16_call_stub_dc_2): New.
5617 (__mips16_call_stub_dc_6): New.
5618 (__mips16_call_stub_dc_9): New.
5619 (__mips16_call_stub_dc_10): New.
5621 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5622 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5623 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5625 2007-05-23 Ian Lance Taylor <iant@google.com>
5627 * doc/invoke.texi (Invoking GCC): Document that the order of the
5630 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5633 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5634 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5635 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5639 * config/score/score.c (score_print_operand): Make sure that only
5640 lower bits are used.
5642 2007-05-22 Ian Lance Taylor <iant@google.com>
5644 * tree-vrp.c (avoid_overflow_infinity): New static function,
5645 broken out of set_value_range_to_value.
5646 (set_value_range_to_value): Call avoid_overflow_infinity.
5647 (extract_range_from_assert): Likewise.
5649 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5652 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5653 change the type before looking for a COMPOUND_EXPR.
5655 2007-05-22 Ian Lance Taylor <iant@google.com>
5657 * lower-subreg.c (decompose_multiword_subregs): If we change an
5658 insn, call remove_retval_note on it.
5660 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5662 * regs.h (end_hard_regno): New function.
5663 (END_HARD_REGNO, END_REGNO): New macros.
5664 (add_to_hard_reg_set): New function.
5665 (remove_from_hard_reg_set): Likewise.
5666 (in_hard_reg_set_p): Likewise.
5667 (overlaps_hard_reg_set_p): Likewise.
5668 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5669 (note_btr_set): Use END_HARD_REGNO.
5670 * caller-save.c (setup_save_areas): Use end_hard_regno.
5671 (mark_set_regs): Use END_HARD_REGNO.
5672 (add_stored_regs): Use end_hard_regno.
5673 (mark_referenced_regs): Use add_to_hard_reg_set.
5674 * combine.c (update_table_tick): Use END_REGNO.
5675 (record_value_for_reg): Likewise.
5676 (record_dead_and_set_regs): Likewise.
5677 (get_last_value_validate): Likewise.
5678 (use_crosses_set_p): Likewise.
5679 (reg_dead_at_p_1): Likewise.
5680 (reg_dead_at_p): Likewise.
5681 (mark_used_regs_combine): Use add_to_hard_reg_set.
5682 (move_deaths): Use END_HARD_REGNO.
5683 (reg_bitfield_target_p): Use end_hard_regno.
5684 (distribute_notes): Use END_HARD_REGNO.
5685 * cse.c (mention_regs): Use END_REGNO.
5686 (insert): Use add_to_hard_reg_set.
5687 (invalidate): Use END_HARD_REGNO.
5688 (invalidate_for_call): Likewise.
5689 (exp_equiv_p): Use END_REGNO.
5690 (cse_insn): Likewise.
5691 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5692 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5693 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5694 * function.c (keep_stack_depressed): Use end_hard_regno.
5695 * global.c (global_alloc): Use end_hard_regno.
5696 (global_conflicts): Use add_to_hard_reg_set instead of
5698 (find_reg): Likewise.
5699 (mark_reg_store): Likewise.
5700 (mark_reg_conflicts): Likewise.
5701 (mark_reg_death): Use remove_from_hard_reg_set.
5702 (mark_reg_live_nc): Delete.
5703 (set_preference): Use end_hard_regno.
5704 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5705 remove_from_hard_reg_set.
5706 (post_mark_life): Use add_to_hard_reg_set.
5707 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5708 (reg_becomes_live): Use add_to_hard_reg_set.
5709 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5710 (peep2_find_free_register): Use add_to_hard_reg_set.
5711 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5712 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5713 * regrename.c (note_sets): Use add_to_hard_reg_set.
5714 (clear_dead_regs): Use remove_from_hard_reg_set.
5715 (regrename_optimize): Use add_to_hard_reg_set.
5716 (find_oldest_value_reg): Use in_hard_reg_set_p.
5717 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5718 (hard_reg_set_here_p): Use end_hard_regno.
5719 (decompose): Likewise.
5720 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5721 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5722 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5723 (mark_home_live): Use end_hard_regno.
5724 (spill_hard_reg): Likewise.
5725 (clear_reload_reg_in_use): Likewise.
5726 * reorg.c (delete_prior_computation): Use END_REGNO.
5727 * resource.c (update_live_status): Use END_HARD_REGNO.
5728 (mark_referenced_resources): Use add_to_hard_reg_set.
5729 (mark_set_resources): Likewise.
5730 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5731 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5732 (reg_overlap_mentioned_p): Likewise.
5733 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5734 (covers_regno_no_parallel_p): Use END_REGNO.
5735 (find_regno_note): Likewise.
5736 (find_reg_fusage): Use END_HARD_REGNO.
5737 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5738 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5740 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5742 * mode-switching.c (reg_dies): Change type of second argument to
5744 (optimize_mode_switching): Update accordingly.
5746 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5748 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5750 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5751 (hard_reg_set_empty_p): ...these new functions.
5752 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5753 GO_IF_HARD_REG_SUBSET.
5754 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5755 instead of GO_IF_HARD_REG_EQUAL.
5756 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5757 instead of GO_IF_HARD_REG_EQUAL.
5758 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5759 GO_IF_HARD_REG_SUBSET.
5760 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5761 GO_IF_HARD_REG_EQUAL.
5762 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5763 of GO_IF_HARD_REG_SUBSET.
5764 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5765 instead of GO_IF_HARD_REG_EQUAL.
5766 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5767 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5768 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5769 of GO_IF_HARD_REG_SUBSET,
5770 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5771 GO_IF_HARD_REG_SUBSET.
5772 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5773 instead of GO_IF_HARD_REG_EQUAL.
5774 * config/sh/sh.c (push_regs, calc_live_regs): Use
5775 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5776 (hard_regs_intersect_p): Delete.
5778 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5780 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5782 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5783 Richard Henderson <rth@redhat.com>
5785 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5787 (x86_64-*-*): Likewise.
5789 * i386/i386-modes.def (V2QI): New.
5791 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5793 (override_options): Support SSE4.1.
5794 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5795 (IX86_BUILTIN_BLENDPS): Likewise.
5796 (IX86_BUILTIN_BLENDVPD): Likewise.
5797 (IX86_BUILTIN_BLENDVPS): Likewise.
5798 (IX86_BUILTIN_PBLENDVB128): Likewise.
5799 (IX86_BUILTIN_PBLENDW128): Likewise.
5800 (IX86_BUILTIN_DPPD): Likewise.
5801 (IX86_BUILTIN_DPPS): Likewise.
5802 (IX86_BUILTIN_INSERTPS128): Likewise.
5803 (IX86_BUILTIN_MOVNTDQA): Likewise.
5804 (IX86_BUILTIN_MPSADBW128): Likewise.
5805 (IX86_BUILTIN_PACKUSDW128): Likewise.
5806 (IX86_BUILTIN_PCMPEQQ): Likewise.
5807 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5808 (IX86_BUILTIN_PMAXSB128): Likewise.
5809 (IX86_BUILTIN_PMAXSD128): Likewise.
5810 (IX86_BUILTIN_PMAXUD128): Likewise.
5811 (IX86_BUILTIN_PMAXUW128): Likewise.
5812 (IX86_BUILTIN_PMINSB128): Likewise.
5813 (IX86_BUILTIN_PMINSD128): Likewise.
5814 (IX86_BUILTIN_PMINUD128): Likewise.
5815 (IX86_BUILTIN_PMINUW128): Likewise.
5816 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5817 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5818 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5819 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5820 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5821 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5822 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5823 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5824 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5825 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5826 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5827 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5828 (IX86_BUILTIN_PMULDQ128): Likewise.
5829 (IX86_BUILTIN_PMULLD128): Likewise.
5830 (IX86_BUILTIN_ROUNDPD): Likewise.
5831 (IX86_BUILTIN_ROUNDPS): Likewise.
5832 (IX86_BUILTIN_ROUNDSD): Likewise.
5833 (IX86_BUILTIN_ROUNDSS): Likewise.
5834 (IX86_BUILTIN_PTESTZ): Likewise.
5835 (IX86_BUILTIN_PTESTC): Likewise.
5836 (IX86_BUILTIN_PTESTNZC): Likewise.
5837 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5838 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5839 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5840 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5841 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5843 (bdesc_sse_3arg): Likewise.
5844 (bdesc_2arg): Likewise.
5845 (bdesc_1arg): Likewise.
5846 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5848 (ix86_expand_sse_4_operands_builtin): New.
5849 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5850 smaller than 8 bits as the 2nd arg.
5851 (ix86_expand_sse_ptest): New.
5852 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5853 (ix86_expand_vector_set): Support SSE4.1.
5854 (ix86_expand_vector_extract): Likewise.
5856 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5857 __SSE4_1__ for -msse4.1.
5859 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5860 (UNSPEC_INSERTPS): Likewise.
5861 (UNSPEC_DP): Likewise.
5862 (UNSPEC_MOVNTDQA): Likewise.
5863 (UNSPEC_MPSADBW): Likewise.
5864 (UNSPEC_PHMINPOSUW): Likewise.
5865 (UNSPEC_PTEST): Likewise.
5866 (UNSPEC_ROUNDP): Likewise.
5867 (UNSPEC_ROUNDS): Likewise.
5869 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5871 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5872 (const_pow2_1_to_32768_operand): Likewise.
5874 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5877 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5879 (sse4_1_insertps): Likewise.
5880 (*sse4_1_extractps): Likewise.
5881 (sse4_1_ptest): Likewise.
5882 (sse4_1_mulv2siv2di3): Likewise.
5883 (*sse4_1_mulv4si3): Likewise.
5884 (*sse4_1_smax<mode>3): Likewise.
5885 (*sse4_1_umax<mode>3): Likewise.
5886 (*sse4_1_smin<mode>3): Likewise.
5887 (*sse4_1_umin<mode>3): Likewise.
5888 (sse4_1_eqv2di3): Likewise.
5889 (*sse4_1_pinsrb): Likewise.
5890 (*sse4_1_pinsrd): Likewise.
5891 (*sse4_1_pinsrq): Likewise.
5892 (*sse4_1_pextrb): Likewise.
5893 (*sse4_1_pextrb_memory): Likewise.
5894 (*sse4_1_pextrw_memory): Likewise.
5895 (*sse4_1_pextrq): Likewise.
5896 (sse4_1_blendpd): Likewise.
5897 (sse4_1_blendps): Likewise.
5898 (sse4_1_blendvpd): Likewise.
5899 (sse4_1_blendvps): Likewise.
5900 (sse4_1_dppd): Likewise.
5901 (sse4_1_dpps): Likewise.
5902 (sse4_1_movntdqa): Likewise.
5903 (sse4_1_mpsadbw): Likewise.
5904 (sse4_1_packusdw): Likewise.
5905 (sse4_1_pblendvb): Likewise.
5906 (sse4_1_pblendw): Likewise.
5907 (sse4_1_phminposuw): Likewise.
5908 (sse4_1_extendv8qiv8hi2): Likewise.
5909 (*sse4_1_extendv8qiv8hi2): Likewise.
5910 (sse4_1_extendv4qiv4si2): Likewise.
5911 (*sse4_1_extendv4qiv4si2): Likewise.
5912 (sse4_1_extendv2qiv2di2): Likewise.
5913 (*sse4_1_extendv2qiv2di2): Likewise.
5914 (sse4_1_extendv4hiv4si2): Likewise.
5915 (*sse4_1_extendv4hiv4si2): Likewise.
5916 (sse4_1_extendv2hiv2di2): Likewise.
5917 (*sse4_1_extendv2hiv2di2): Likewise.
5918 (sse4_1_extendv2siv2di2): Likewise.
5919 (*sse4_1_extendv2siv2di2): Likewise.
5920 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5921 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5922 (sse4_1_zero_extendv4qiv4si2): Likewise.
5923 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5924 (sse4_1_zero_extendv2qiv2di2): Likewise.
5925 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5926 (sse4_1_zero_extendv4hiv4si2): Likewise.
5927 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5928 (sse4_1_zero_extendv2hiv2di2): Likewise.
5929 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5930 (sse4_1_zero_extendv2siv2di2): Likewise.
5931 (*sse4_1_zero_extendv2siv2di2): Likewise.
5932 (sse4_1_roundpd): Likewise.
5933 (sse4_1_roundps): Likewise.
5934 (sse4_1_roundsd): Likewise.
5935 (sse4_1_roundss): Likewise.
5936 (mulv4si3): Don't expand for SSE4.1.
5937 (smax<mode>3): Likewise.
5938 (umaxv4si3): Likewise.
5939 (uminv16qi3): Likewise.
5940 (umin<mode>3): Likewise.
5941 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5943 * doc/extend.texi: Document SSE4.1 built-in functions.
5945 * doc/invoke.texi: Document -msse4.1.
5947 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5949 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5950 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5951 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5952 (ASM_SPEC): Add asm_pcrel_spec.
5953 (EXTRA_SPECS): Add asm_pcrel_spec.
5955 2007-05-21 David Daney <ddaney@avtrex.com>
5957 * doc/install.texi (Building a cross compiler): Add requirements
5958 for Java cross compiler.
5960 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5963 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5964 Add loopno argument. Use evolution_function_is_invariant_rec_p
5965 instead of evolution_function_is_constant_p.
5966 Update calls to evolution_function_is_affine_multivariate_p.
5967 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5968 Add loopno argument.
5969 * tree-scalar-evolution.c (gather_chrec_stats): Call
5970 evolution_function_is_affine_multivariate_p with a loop
5972 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5973 (analyze_overlapping_iterations): Likewise.
5974 (access_functions_are_affine_or_constant_p): Likewise.
5975 (build_classic_dist_vector_1): If the access functions
5976 are equal, don't do anything.
5978 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5979 Paolo Carlini <pcarlini@suse.de>
5980 Uros Bizjak <ubizjak@gmail.com>
5982 * c-cppbuiltin.c (c_cpp_builtins): Define
5983 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5984 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5985 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5986 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5988 2007-05-21 Mike Stump <mrs@apple.com>
5990 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5992 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5994 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5996 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5997 implementation if __OPTIMIZE__ is not defined.
5998 (_mm_alignr_pi8): Ditto.
5999 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6000 (_mm_inserti_si64): Ditto.
6001 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6002 (_mm_slli_epi16): Ditto.
6003 (_mm_slli_epi32): Ditto.
6004 (_mm_slli_epi64): Ditto.
6005 (_mm_srai_epi16): Ditto.
6006 (_mm_srai_epi32): Ditto.
6007 (_mm_srli_si128): Ditto.
6008 (_mm_slli_si128): Ditto.
6009 (_mm_srli_epi16): Ditto.
6010 (_mm_srli_epi32): Ditto.
6011 (_mm_srli_epi64): Ditto.
6012 (_mm_extract_epi16): Ditto.
6013 (_mm_insert_epi16): Ditto.
6014 (_mm_shufflehi_epi16): Ditto.
6015 (_mm_shufflelo_epi16): Ditto.
6016 (_mm_shuffle_epi32): Ditto.
6017 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6019 (_mm_insert_pi16): Ditto.
6021 (_mm_shuffle_pi16): Ditto.
6023 (_mm_shufle_ps): Ditto.
6024 (_mm_prefetch): Ditto.
6026 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6028 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6029 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6030 * real.c (encode_i370_single, decode_i370_single,
6031 encode_i370_double, decode_i370_double): Functions removed.
6032 (i370_single_format, i370_double_format): Initializations removed.
6033 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6034 Consider the log2_b field to always be one.
6035 (ieee_single_format, mips_single_format, coldfire_single_format,
6036 ieee_double_format, mips_double_format, coldfire_double_format,
6037 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6038 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6039 ibm_extended_format, mips_extended_format, ieee_quad_format,
6040 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6041 decimal_single_format, decimal_double_format, decimal_quad_format,
6042 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6043 initialization of log2_b.
6044 * real.h (i370_single_format, i370_double_format): Declarations
6046 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6047 field to always be one.
6049 2007-05-21 Andreas Schwab <schwab@suse.de>
6051 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6052 NOTE_INSN_BASIC_BLOCK_P.
6053 (process_for_unwind_directive): Likewise.
6055 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6057 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6058 * function.h (struct function): Move va_list_gpr_size,
6059 va_list_fpr_size, function_frequency to front of bitfields. Add
6061 (current_function_calls_unwind_init): New.
6062 * except.c (expand_builtin_unwind_init): Set
6063 current_function_calls_unwind_init not
6064 current_function_has_nonlocal_label.
6065 * reload1.c (has_nonexceptional_receiver): New.
6066 (reload): Use it and current_function_calls_unwind_init to
6067 determine whether call-saved regs must be saved.
6069 2007-05-20 Jan Hubicka <jh@suse.cz>
6071 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6072 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6073 * ddg.c (create_ddg): LIkewise.
6074 * final.c (final): Remove hunk moving line number notes around since
6075 they are no longer present at this stage.
6076 (final_scan_insn): Use NOTE_KIND instead of
6077 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6078 (output_asm_label): Likewise.
6079 * reorg.c (dbr_schedule): Likewise.
6080 * haifa-sched.c (unlink_other_notes): Likewise.
6081 * mode-switching.c (optimize_mode_switching): Likewise.
6082 * graph.c (start_bb): Likewise.
6083 * rtl.def (NOTE): Update description.
6084 * jump.c (squeeze_notes): Delete.
6085 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6086 NOTE_INSN_BASIC_BLOCK_P when possible.
6087 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6088 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6089 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6090 (dwarf2out_var_location): Likewise.
6091 * cfgbuild.c (make_edges): Likewise.
6092 (find_basic_blocks_1): Likewise.
6093 * function.c (reorder_blocks_1): Likewise.
6094 (epilogue_done): Likewise.
6095 (reposition_prologue_and_epilogue_notes): Likewise.
6096 * print-rtl.c (print_rtx): Likewise; drop code for printing
6098 (print_rtl): Likewise.
6099 (print_rtl_single): Likewise.
6100 * gcse.c (insert_insn_start_bb): Likewise.
6101 * alias.c (init_alias_analysis): Likewise.
6102 * calls.c (fixup_tail_calls): Likewise.
6103 * except.c (sjlj_emit_function_enter): Likewise.
6104 * emit-rtl.c (add_insn_after): Likeiwse.
6105 (emit_label_before): Likewise.
6106 (emit_label_after): Likewise.
6107 (emit_note_before, emit_note_after, emit_note): Update
6108 parameter to be enum insn_note; do not deal with source
6110 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6111 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6113 (merge_blocks_move_successor_nojumps): Simplify now when
6114 we don't have BLOCK notes.
6115 (try_optimize_cfg): Likewise.
6116 * cfglayout.c (skip_insns_after_block): Likewise.
6117 (record_effective_endpoints): Likewise.
6118 (duplicate_insn_chain): Likewise.
6119 * varasm.c (output_constant_pool_1): Likewise.
6120 * sched-deps.c (sched_analyze): Likewise.
6121 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6123 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6124 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6125 (SET_INSN_DELETED): Simplify.
6126 (NOTE_LINE_NUMBER): Exterminate.
6127 (NOTE_LINE_KIND): New.
6128 (NOTE_INSN_BASIC_BLOCK_P): Update.
6129 (enum insn_note): Simplify.
6130 (GET_NOTE_INSN_NAME) Simplify.
6131 (emit_note_before, emit_note_after, emit_note): Update prototype.
6132 (squeeze_notes): Remove.
6133 * sched-int.h (NOTE_NOT_BB_P): Update.
6134 * resource.c (mark_target_live_regs): Update.
6135 * sched-rgn.c (debug_dependencies): Update.
6136 * sched-vis.c (print_insn): Update.
6137 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6138 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6139 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6140 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6141 (split_branches): Update.
6142 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6144 (sh_adjust_unroll_max): Exterminate.
6145 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6146 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6147 (m68hc11_reorg): Likewise.
6148 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6149 (emit_predicate_relation_info): Update.
6150 (process_for_unwind_directive): Update.
6151 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6152 (output_call): Update.
6153 * config/pa/pa.c (output_lbranch): Update.
6154 (output_millicode_call): Update.
6155 (output_call): Update.
6156 (pa_combine_instructions): Update.
6157 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6158 * config/bfin/bfin.c (gen_one_bundle): Update.
6159 * cfgrtl.c (can_delete_note_p): Update.
6160 (delete_insn): Update.
6161 (rtl_merge_blocks): Update.
6162 (commit_one_edge_insertion): Update.
6163 (rtl_verify_flow_info): Update.
6164 * stmt.c (expand_case): Do not call squeeze_notes.
6166 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6173 * c.opt (Wtype-limits): New.
6174 * doc/invoke.texi (Wtype-limits): Document it.
6175 (Wextra): Enabled by -Wextra.
6176 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6177 * c-common.c (shorten_compare): Warn with Wtype-limits.
6179 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6182 inlined function, not as a macro.
6183 (_mm_alignr_pi8): Ditto.
6184 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6185 (_mm_inserti_si64): Ditto.
6186 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6187 (_mm_extract_epi16): Ditto.
6188 (_mm_insert_epi16): Ditto.
6189 (_mm_shufflehi_epi16): Ditto.
6190 (_mm_shufflelo_epi16): Ditto.
6191 (_mm_shuffle_epi32): Ditto.
6192 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6193 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6195 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6197 (_m_to_float): Use C89 compatible assignment.
6199 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6202 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6204 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6207 * doc/invoke.texi (Wreturn-type): Complete description.
6208 (Wextra): Delete item about return-type warning.
6209 * c-decl.c: Delete redundant Wextra warning.
6211 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6215 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6216 inlined function, not as a macro.
6217 (_mm_prefetch): Ditto.
6219 (_mm_insert_pi16): Ditto.
6221 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6222 (_m_pshufw): Ditto. Add const to __N argument.
6223 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6224 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6225 (_mm_slli_epi32): Ditto.
6226 (_mm_srli_si128): Implement as always inlined function, not as a
6227 macro. Add __inline to function declaration.
6228 (_mm_slli_si128): Ditto.
6230 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6233 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6235 (struct fenv): New structure.
6236 (FP_HANDLE_EXCEPTIONS): New define.
6237 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6238 (_FP_DECL_EXP): New define.
6239 (FP_INIT_ROUNDMODE): New define.
6240 (FP_ROUNDMODE): New define.
6242 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6244 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6245 (Wconversion): Update description.
6246 (Wconversion-sign): New.
6247 * c.opt (Wconversion-sign): New.
6248 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6249 means disabled for C++. Otherwise, take the status of Wconversion.
6250 * c-common.c (conversion_warning): Warn with either Wconversion or
6252 (warnings_for_convert_and_check): Conditions are already checked by
6254 (convert_and_check): Don't check warnings if the conversion failed.
6256 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6257 Anatoly Sokolov <aesok@dol.ru>
6259 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6260 avr_epilogue_uses) : Add declaration.
6261 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6262 * config/avr/constraints.md (R): New constraint.
6263 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6264 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6265 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6266 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6267 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6268 call_prologue_saves, epilogue_restores, return_from_epilogue,
6269 return_from_main_epilogue, return_from_interrupt_epilogue,
6270 return_from_naked_epilogue, prologue, epilogue): New patterns.
6271 (jump): Handle symbol reference.
6272 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6273 avr_output_function_prologue, avr_output_function_epilogue): Remove
6275 (avr_init_machine_status, expand_prologue, expand_epilogue,
6276 avr_asm_function_end_prologue, avr_epilogue_uses,
6277 avr_asm_function_begin_epilogue): New functions.
6278 (prologue_size, epilogue_size, jump_tables_size): Remove global
6280 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6281 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6282 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6283 (avr_override_options): Initialise init_machine_status.
6284 (output_movhi): Handle all stack pointer loads.
6285 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6286 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6287 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6288 (EPILOGUE_USES) Redefine.
6289 (machine_function) Declare.
6291 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6293 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6294 Use a single return statement.
6296 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6299 * builtins.c (do_mpfr_lgamma_r): New.
6300 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6301 * tree.h (CASE_FLT_FN_REENT): New.
6303 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6305 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6306 (output_die): Use 'unsigned long' with %x.
6307 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6308 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6309 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6311 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6313 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6318 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6319 true if function has no argument.
6321 2007-05-18 DJ Delorie <dj@redhat.com>
6323 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6324 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6326 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6328 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6329 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6330 count_trailing_zeros.
6331 (__i386__): Implement count_leading_zeros using __builtin_clz().
6332 Implement count_trailing_zeros usign __builtin_ctz().
6334 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6336 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6338 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6341 * expr.c (emit_move_change_mode): Change mode of push operands here.
6343 2007-05-17 Ian Lance Taylor <iant@google.com>
6345 PR tree-optimization/31953
6346 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6348 (set_value_range_to_null): Call set_value_range_to_value.
6349 (extract_range_from_comparison): Likewise.
6351 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6353 * toplev.c (print_version): Output GMP/MPFR version info.
6355 * builtins.c (CASE_MATHFN_REENT): New macro.
6356 (mathfn_built_in): Use it.
6357 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6358 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6359 BUILT_IN_LGAMMAL_R): New.
6360 * doc/extend.texi: Document new builtins.
6363 * builtins.c (do_mpfr_remquo): New.
6364 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6365 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6368 * builtins.c (fold_builtin_1): Handle y0, y1.
6369 (fold_builtin_2): Handle yn.
6372 * builtins.c (do_mpfr_bessel_n): New.
6373 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6374 (fold_builtin_2): Handle BUILT_IN_JN.
6376 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6379 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6380 TYPE_PRECISION (intmax_type_node).
6382 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6385 * reload.c (subst_reloads): Remove checking.
6387 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6389 PR rtl-optimization/31691
6390 * combine.c (simplify_set): Build a new src pattern instead of
6391 substituting its operands in the COMPARE case.
6393 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6395 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6396 (execute_vrp): Preserve loops through jump threading.
6397 * tree-ssa-threadupdate.c (thread_single_edge,
6398 dbds_continue_enumeration_p, determine_bb_domination_status,
6399 thread_through_loop_header): New functions.
6400 (create_edge_and_update_destination_phis,
6401 create_edge_and_update_destination_phis): Set loops for the new blocks.
6402 (prune_undesirable_thread_requests): Removed.
6403 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6405 (thread_block): Do not call prune_undesirable_thread_requests.
6407 (mark_threaded_blocks): Select edges to thread here.
6408 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6409 Thread edges through loop headers independently.
6410 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6411 * tree-pass.h (TODO_mark_first_instance): New.
6412 (first_pass_instance): Declare.
6413 * cfghooks.c (duplicate_block): Put the block to the original loop
6414 if copy is not specified.
6415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6416 jump threading. Pass may_peel_loop_headers to
6417 thread_through_all_blocks according to first_pass_instance.
6418 * cfgloop.h (create_preheader): Declare.
6419 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6420 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6421 * passes.c (first_pass_instance): New variable.
6422 (next_pass_1): Set TODO_mark_first_instance.
6423 (execute_todo): Set first_pass_instance.
6425 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6427 PR tree-optimization/24659
6428 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6429 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6430 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6431 OTI_vec_pack_ufix_trunc.
6432 (vec_unpacks_float_hi_optab): Define new macro.
6433 (vec_unpacks_float_lo_optab): Ditto.
6434 (vec_unpacku_float_hi_optab): Ditto.
6435 (vec_unpacku_float_lo_optab): Ditto.
6436 (vec_pack_sfix_trunc_optab): Ditto.
6437 (vec_pack_ufix_trunc_optab): Ditto.
6438 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6439 and vec_pack_[s|u]fix_trunc_optab using
6440 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6441 * tree-vectorizer.c (supportable_widening_operation): Handle
6442 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6443 (supportable_narrowing_operation): New function.
6444 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6445 * tree-vect-transform.c (vectorizable_conversion): Handle
6446 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6447 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6448 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6449 to check for target support.
6450 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6451 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6452 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6453 for VEC_PACK_FIX_TRUNC_EXPR.
6454 (expand_binop): Special case mode of the result for
6455 vec_pack_[u|s]fix_trunc_optab.
6456 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6457 vec_pack_[u|s]fix_trunc_optab.
6459 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6460 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6461 * tree-pretty-print.c (dump_generic_node): Handle
6462 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6463 VEC_PACK_FIX_TRUNC_EXPR.
6465 * expr.c (expand_expr_real_1): Ditto.
6466 * tree-inline.c (estimate_num_insns_1): Ditto.
6467 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6469 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6470 (vec_unpacks_float_lo_v8hi): Ditto.
6471 (vec_unpacku_float_hi_v8hi): Ditto.
6472 (vec_unpacku_float_lo_v8hi): Ditto.
6473 (vec_unpacks_float_hi_v4si): Ditto.
6474 (vec_unpacks_float_lo_v4si): Ditto.
6475 (vec_pack_sfix_trunc_v2df): Ditto.
6477 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6479 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6480 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6481 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6482 [vec_pack_ufix_trunc]: Ditto.
6483 [vec_unpacks_float_hi]: Ditto.
6484 [vec_unpacks_float_lo]: Ditto.
6485 [vec_unpacku_float_hi]: Ditto.
6486 [vec_unpacku_float_lo]: Ditto.
6488 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6490 * soft-fp/README: Update for new files.
6491 * soft-fp/floattisf.c: New file.
6492 * soft-fp/floattidf.c: New file.
6493 * soft-fp/floattitf.c: New file.
6494 * soft-fp/floatuntisf.c: New file.
6495 * soft-fp/floatuntidf.c: New file.
6496 * soft-fp/floatuntitf.c: New file.
6497 * soft-fp/fixsfti.c: New file.
6498 * soft-fp/fixdfti.c: New file.
6499 * soft-fp/fixtfti.c: New file.
6500 * soft-fp/fixunssfti.c: New file.
6501 * soft-fp/fixunsdfti.c: New file.
6502 * soft-fp/fixunstfti.c: New file.
6503 * soft-fp/extendxftf.c: New file.
6504 * soft-fp/trunctfxf.c: New file.
6506 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6507 (__trunctfxf2): Ditto.
6509 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6510 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6511 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6512 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6513 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6514 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6516 * config/i386/t-fprules-softfp64: New file.
6517 * config/i386/sfp-machine.h: New file.
6518 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6519 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6520 and soft-fp/t-softfp to tmake_file.
6521 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6522 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6524 * config/i386/t-linux64 (softfp_wrap_start): New.
6525 (softfp_wrap_end): New.
6526 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6527 supported for TARGET_64BIT.
6529 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6531 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6532 c_common_unsigned_type behavior.
6534 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6536 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6539 2007-05-16 Eric Christopher <echristo@apple.com>
6541 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6542 saving after stack push. Set sp_offset whenever we push.
6543 (rs6000_emit_epilogue): Move altivec register restore before
6546 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6548 * configure.ac: Allow sysroots to be relocated under $prefix as
6549 well as $exec_prefix.
6550 * configure: Regenerate.
6552 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6556 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6558 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6559 (gcc_tooldir): Likewise.
6560 * configure: Regenerate.
6561 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6562 old configure.ac gcc_tooldir setting.
6563 (prefix_to_exec_prefix): New variable.
6564 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6565 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6567 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6569 * c-typeck.c (build_binary_op): Return early for error.
6571 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6573 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6574 struct nb_iter_bound.
6575 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6576 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6577 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6578 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6579 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6580 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6581 (del_scev_info): Use ggc_free.
6582 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6583 * loop-init.c: Include ggc.h.
6584 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6585 (loop_optimizer_finalize): Use ggc_free.
6586 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6587 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6588 pass_iv_optimize): Add TODO_ggc_collect.
6589 * function.h (struct function): Remove skip marker from
6591 * cfgloop.c: Include ggc.h.
6592 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6594 (establish_preds): Vector superloops is gc allocated.
6595 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6597 (flow_loops_find): Vector larray is gc allocated.
6598 (loop_exit_free): Use ggc_free.
6599 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6600 that head of exits list is now not a part of struct loop.
6601 (record_loop_exits): Allocate exits table in gc memory.
6602 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6603 that head of exits list is now not a part of struct loop.
6604 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6605 struct loop_exit): Add GTY marker.
6606 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6607 Add skip marker to aux field. Make head of exits list a separate
6609 (struct loops): Add GTY marker. Make larray vector gc allocated.
6610 Add param marker to exits table.
6611 (get_loops): Type changed.
6612 * Makefile.in (tree-scalar-evolution.o): Add
6613 gt-tree-scalar-evolution.h dependency.
6614 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6615 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6616 * basic-block.h (struct basic_block_def): Remove skip marker from
6619 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6621 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6622 of 0 in the call to expand_expr().
6623 (expand_builtin_mathfn_3): Ditto.
6624 (expand_builtin_interclass_mathfn): Ditto.
6625 (expand_builtin_cexpi): Ditto.
6626 (expand_builtin_int_roundingfn): Ditto.
6627 (expand_builtin_int_roundingfn_2): Ditto.
6628 (expand_builtin_pow): Ditto.
6629 (expand_builtin_powi): Ditto.
6630 (expand_builtin_bswap): Ditto.
6631 (expand_builtin_unop): Ditto.
6632 (expand_builtin_fabs): Ditto.
6633 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6634 the call to expand_expr().
6635 (expand_builtin_sync_operation): Ditto.
6636 (expand_builtin_compare_and_swap): Ditto.
6637 (expand_builtin_lock_test_and_set): Ditto.
6638 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6639 instead of 0 in the call to expand_expr().
6640 (expand_builtin_extract_return_addr): Ditto.
6641 (expand_builtin_eh_return): Ditto.
6642 (expand_eh_return): Ditto.
6643 * explow.c (expr_size): Ditto.
6644 * expr.c (optimize_bitfield_assignment_op): Ditto.
6645 (expand_assignement): Ditto.
6646 (store_expr): Ditto.
6647 (store_field): Ditto.
6648 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6649 the call to expand_expr().
6650 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6651 in the call to expand_expr().
6652 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6653 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6654 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6656 * optabs.c (expand_vec_shift_expr): Ditto.
6657 (expand_vec_cond_expr): Ditto.
6658 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6659 call to expand_expr().
6660 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6661 in the call to expand_expr().
6663 2007-05-14 Dave Korn <dave.korn@artimi.com>
6665 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6667 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6669 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6670 instead of c_common_unsigned_type.
6671 (c_common_unsigned_type): Remove.
6672 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6673 c_common_unsigned_type.
6674 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6675 c_common_unsigned_type.
6676 * c-common.h (c_common_unsigned_type): Remove.
6677 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6678 c_common_unsigned_type.
6679 * c-format.c (check_format_types): Use unsigned_type_for instead of
6680 c_common_unsigned_type.
6681 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6682 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6683 of c_common_unsigned_type.
6684 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6685 lang_hooks.types.unsigned_type.
6686 * expmed.c (make_tree): Use unsigned_type_for instead of
6687 lang_hooks.types.unsigned_type.
6688 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6689 lang_hooks.types.unsigned_type.
6690 (build_range_check): Likewise.
6691 (fold_unary): Likewise.
6692 (fold_binary): Likewise.
6693 (fold_ternary): Likewise.
6694 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6695 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6696 * tree.c (get_unsigned_type): New.
6697 (unsigned_type_for): Use get_unsigned_type instead of
6698 lang_hooks.types.unsigned_type.
6700 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6702 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6703 to m68k_get_function_kind. Update its prototype.
6704 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6706 (m68k_interrupt_function_p): Return enum m68k_function_type
6707 instead of bool. Rename to m68k_get_function_kind.
6708 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6710 (m68k_compute_frame_layout): Don't mark any register for save
6711 if an interrupt_thread attribute is specified.
6712 (m68k_hard_regno_rename_ok): Update a use of
6713 m68k_interrupt_function_p.
6714 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6715 m68k_interrupt_function_p.
6716 (m68k_function_type): New.
6717 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6718 for a function with an interrupt_thread attribute.
6719 * doc/extend.texi: Document the interrupt_thread attribute.
6721 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6723 Fix PR tree-optimization/31911
6724 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6725 if they didn't change the expression.
6727 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6729 * tree-scalar-evolution.c (resolve_mixers): Exported.
6730 * tree-scalar-evolution.h (resolve_mixers): Declare.
6731 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6732 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6733 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6734 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6735 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6736 strip_conversion, analyze_offset_expr, address_analysis,
6737 object_analysis, analyze_offset): Removed.
6738 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6739 split_constant_offset, canonicalize_base_object_address,
6740 object_address_invariant_in_loop_p, disjoint_objects_p,
6741 dr_may_alias_p, dr_address_invariant_p): New functions.
6742 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6743 and dr_analyze_alias.
6744 (initialize_data_dependence_relation): Use dr_may_alias_p
6745 and object_address_invariant_in_loop_p.
6746 (compute_self_dependence): Handle the case when
6747 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6748 (find_data_references_in_stmt): Restrict the analysis of data
6749 references to the given loop nest.
6750 (find_data_references_in_loop): Made static. Pass loop nest to
6751 find_data_references_in_stmt.
6752 (compute_data_dependences_for_loop): Use DR_VOPS.
6753 (free_data_ref): Free DR_VOPS.
6754 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6755 (struct innermost_loop_behavior): ... new.
6756 (struct base_object_info): Replaced by ...
6757 (struct indices): ... new.
6758 (struct dr_alias): New.
6759 (enum data_ref_type): Removed.
6760 (struct data_reference): Consist of struct innermost_loop_behavior,
6761 struct indices and struct dr_alias.
6762 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6763 (DR_MEMTAG): Renamed to ...
6764 (DR_SYMBOL_TAG): ... this.
6765 (find_data_references_in_loop): Declaration removed.
6766 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6767 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6768 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6769 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6771 2007-05-13 Revital Eres <eres@il.ibm.com>
6773 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6774 which walks virtual def-use chains to find redundant stores.
6775 (dse_optimize_stmt): Call it.
6777 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6779 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6780 * passes.c (init_optimization_passes): Move pass_jump_bypass
6783 * basic-block.h (bb_has_eh_pred): Fix style issue.
6785 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6787 PR rtl-optimization/31848
6788 * loop-invariant.c (move_invariant_reg): If we move an insn
6789 with a REG_EQUAL note, and that insn is not always executed,
6790 remove the REG_EQUAL note.
6792 2007-05-12 Richard Guenther <rguenther@suse.de>
6794 PR tree-optimization/31797
6795 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6796 propagate into a stmt that has volatile ops.
6798 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6800 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6801 (gcc_tooldir): Likewise.
6802 * configure: Regenerate.
6803 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6804 old configure.ac gcc_tooldir setting.
6805 (prefix_to_exec_prefix): New variable.
6806 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6807 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6809 2007-05-11 Silvius Rus <rus@google.com>
6811 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6812 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6813 * c-common.h (strict_aliasing_warning): Change return type.
6814 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6815 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6816 (build_c_cast): Condition call to strict_aliasing_warning.
6817 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6818 * flags.h (set_Wstrict_aliasing): Declare.
6819 * opts.c (set_Wstrict_alising): Define, add call to.
6820 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6821 * tree-ssa-alias-warnings.c: New file.
6822 * tree-ssa-alias.c (compute_may_aliases): Add call to
6823 strict_aliasing_warning_backend.
6825 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6827 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6828 Use loop_depth and loop_outer accessor functions.
6829 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6830 determine_invariantness_stmt, move_computations_stmt): Ditto.
6831 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6832 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6833 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6834 * tree-scalar-evolution.c (interpret_loop_phi,
6835 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6836 instantiate_parameters_1, scev_const_prop): Ditto.
6837 * cfghooks.c (make_forwarder_block): Ditto.
6838 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6839 * modulo-sched.c (loop_canon_p): Ditto.
6840 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6841 slpeel_can_duplicate_loop_p): Ditto.
6842 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6843 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6844 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6845 cancel_loop, verify_loop_structure): Ditto.
6846 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6847 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6848 superloops vector instead of "pred" array.
6849 (establish_preds): Take father loop as an argument. Initialize the
6851 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6852 Do not initialize loop->outer.
6853 (flow_loop_tree_node_remove): Truncate the superloops vector.
6854 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6855 "pred" merged to "superloops" vector.
6856 (loop_depth, loop_outer): New.
6857 (fel_init): Use loop_outer.
6859 2007-05-11 Jan Hubicka <jh@suse.cz>
6861 * cgraphunit.c: Include gt-cgraphunit.h
6862 (static_ctors, static_dtors): New static vars.
6863 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6864 based on implementation in c-common.c
6865 (cgraph_finalize_function): Call record_cdtor_fn.
6866 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6867 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6868 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6869 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6870 build_cdtor, c_build_cdtor_fns): Remove.
6871 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6872 c_build_cdtor_fns): Remove prototype.
6874 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6877 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6878 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6879 * builtins.c (fold_builtin_memchr): New.
6880 (expand_builtin_memchr): Call the latter.
6881 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6882 * doc/extend.texi ([Other built-in functions provided by GCC]):
6885 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6887 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6888 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6889 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6890 PFPO_OP1_TYPE_SHIFT): Constants added.
6891 (DFP_ALL): Mode macro defined.
6892 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6893 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6894 Insn definitions added.
6895 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6896 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6899 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6901 PR tree-optimization/31885
6902 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6903 NULL_TREE to be undetermined.
6904 (automatically_generated_chrec_p): Return false for NULL.
6906 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6908 * config/bfin/bfin.h (MOVE_RATIO): Define.
6910 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6912 * config.gcc (sparc-wrs-vxworks): New target.
6913 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6914 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6915 * config/sparc/sparc.h: Include vxworks-dummy.h.
6916 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6917 include LABEL_REFs too.
6918 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6919 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6921 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6923 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6924 (sparc_emit_call_insn): New function.
6925 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6926 functions when generating VxWorks PIC.
6927 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6928 (call, call_value): Use sparc_emit_call_insn instead of
6931 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6933 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6935 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6937 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6938 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6939 split_double instead of operand_subword.
6941 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6943 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6944 * config/bfin/bfin.c (bfin_local_alignment): New function.
6945 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6947 2007-05-08 Chao-ying Fu <fu@mips.com>
6949 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6950 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6951 (smsub_widen_optab, umsub_widen_optab): Define.
6952 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6954 * genopinit.c (optabs): Fill in smsub_widen_optab and
6956 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6957 and umsub_widen_optab to implement multiply-subtract sequences.
6958 * config/mips/mips.md (*msac<u>_di): Rename to...
6959 (<u>msubsidi4): ...this. Extend condition to include
6960 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6961 of operand 0 to "ka" and use the three-operand form of msub<u>
6963 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6966 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6968 PR rtl-optimization/28011
6969 * reload.c (push_reload): Set dont_share if IN appears in OUT
6970 also when IN is a PLUS rtx.
6971 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6974 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6976 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6977 call unshare_all_decls.
6978 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6979 (unshare_all_decls): Remove.
6981 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6984 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6987 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6988 Nigel Stephens <nigel@mips.com>
6990 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6991 Update comments and all uses.
6992 (MIN_FPRS_PER_FMT): Define.
6993 * config/mips/mips.c (function_arg): Fix to correctly handle
6994 the -mips32r2 -mfp64 -mabi=32 case.
6995 (override_options): Enable use of odd-numbered registers for
6996 SFmode values on MIPS32.
6997 (mips_save_reg_p): Save whole floating-point register pair if
6998 either half is used.
6999 (compute_frame_size): Fix comment.
7001 2007-05-08 Jie Zhang <jie.zhang@analog.com>
7003 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
7004 argument of type bool.
7005 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
7006 argument. Safely select temporary P register according to it.
7007 (do_link): Change call site of add_to_reg accordingly.
7008 (do_unlink): Add epilogue_p as a fourth argument and pass it
7010 (expand_interrupt_handler_epilogue): Change call of do_unlink
7012 (bfin_expand_prologue): Add a third argument sibcall_p.
7013 * config/bfin/bfin.md (epilogue): Change call of
7014 bfin_expand_epilogue accordingly.
7015 (sibcall_epilogue): Likewise.
7016 (eh_return_internal): Likewise.
7018 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7019 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7020 * config/bfin/bfin.c (bfin_handle_option): Handle
7021 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7022 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7023 Support bf534, bf536 and bf561.
7024 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7026 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7029 * config/i386/i386.c (ix86_function_regparm): Process local
7030 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7032 2007-05-07 Mike Stump <mrs@apple.com>
7034 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7035 also checks for and while statements in C++.
7037 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7039 * gcc.c (at_file_supplied): New variable.
7040 (main): Set it if we expanded argv.
7041 (do_spec_1): Pass an @-file to the linker if we were called with
7042 an @-file argument and HAVE_GNU_LD.
7043 * collect2.c (at_file_supplied): New variable.
7044 (response_file): New variable.
7045 (collect_exit): Unlink response_file if necessary.
7046 (handler): Likewise.
7047 (do_wait): Likewise.
7048 (main): Set at_file_supplied if we expanded argv.
7049 (collect_execute): Pass an @-file to subprocesses if we were called
7050 with an @-file argument.
7051 * configure.ac: Add define for HAVE_GNU_LD.
7052 * configure: Regenerate.
7053 * config.in: Regenerate.
7055 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7057 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7063 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7065 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7066 (TARGET_ENCODE_SECTION_INFO): Re-define.
7067 (m32c_encode_section_info): New
7068 (function_vector_handler): New
7069 (current_function_special_page_vector): New
7070 (m32c_special_page_vector_p): New.
7071 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7073 * config/m32c/jump.md: Added instruction JSRS for functions
7074 with attribute "function_vector".
7075 * doc/extend.texi (function_vector): Added description
7076 for M16C, M32C targets.
7078 2007-05-07 DJ Delorie <dj@redhat.com>
7081 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7082 ashrpsi3, lshrpsi3): Update shift count constraint.
7084 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7085 Nathan Froyd <froydnj@codesourcery.com>
7088 * c-incpath.c (add_path): Strip trailing path separators.
7090 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7092 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7093 Free dominance info before purging EH edges.
7094 (eliminate_degenerate_phis): Likewise.
7095 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7097 2007-05-07 Jan Hubicka <jh@suse.cz>
7099 * gimplify.c (gimplify_expr): Do not crash when folding
7100 (void *)(int)&a + 4.
7102 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7105 * c-opts.c (lang_fortran): Make it non static.
7106 * c-common.h (lang_fortran): New prototype.
7107 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7108 -lang-fortran option was passed by the driver.
7110 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7112 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7113 of ASSERT_CHECKING. Tweak message.
7115 2007-05-06 Revital Eres <eres@il.ibm.com>
7118 * loop-unroll.c (insert_var_expansion_initialization):
7119 Initialize the expansions with -zero instead of +zero.
7121 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7123 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7124 into pic and non-pic versions. Mark r19 as used for
7125 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7126 for tgd_load, tld_load and tie_load .
7127 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7128 version of tgd_load, tld_load and tie_load depending on the
7131 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7132 Jakub Jelinek <jakub@redhat.com>
7134 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7135 (__do_global_dtors_aux): Use more paranoid loop to run
7136 destructors if HIDDEN_DTOR_LIST_END.
7137 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7139 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7141 * varasm.c (align_variable): Don't increase alignment for
7142 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7143 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7145 2007-05-04 Josh Conner <jconner@apple.com>
7147 * basic-block.h (cdi_direction): Assign values to all enumeration
7149 (dom_computed): Remove.
7150 (dom_info_state): New.
7151 (set_dom_info_availability): New.
7152 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7153 walk_data.dom_direction.
7154 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7155 instead of dom_computed[].
7156 (split_edge): Likewise.
7157 (create_basic_block): Likewise.
7158 (merge_blocks): Likewise.
7159 * ifcvt.c (find_if_header): Likewise.
7160 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7161 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7162 * tree-ssa.c (verify_ssa): Likewise.
7163 * tree-cfg.c (tree_verify_flow_info): Likewise.
7164 (remove_edge_and_dominated_blocks): Likewise.
7165 * dominance.c (dom_computed): Make static.
7166 (calc_dfs_tree_nonrec): Change third param to a bool.
7167 (calc_dfs_tree): Change second param to a bool.
7168 (calc_idioms): Change second param to a bool. Use
7169 dom_convert_dir_to_idx.
7170 (init_dom_info): Validate dir before using.
7171 (dom_convert_dir_to_idx): New.
7172 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7173 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7174 (free_dominance_info): Use dom_convert_dir_to_idx.
7175 (get_immediate_dominator): Likewise.
7176 (set_immediate_dominator): Likewise.
7177 (get_dominated_by): Likewise.
7178 (redirect_immediate_dominators): Likewise.
7179 (nearest_common_denominator): Likewise.
7180 (dominated_by_p): Likewise.
7181 (bb_dom_dfs_in): Likewise.
7182 (bb_dom_dfs_out): Likewise.
7183 (recount_dominator): Likewise.
7184 (iterate_fix_dominators): Likewise.
7185 (add_to_dominance_info): Likewise.
7186 (delete_from_dominance_info): Likewise.
7187 (first_dom_son): Likewise.
7188 (next_dom_son): Likewise.
7189 (dom_info_available_p): Likewise.
7190 (dom_info_state): New.
7191 (set_dom_info_availability): New.
7193 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7195 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7197 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7199 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7201 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7202 (subdi3, subdi_carry): Delete.
7204 2007-05-04 Jan Hubicka <jh@suse.cz>
7205 Richard Guenther <rguenther@suse.de>
7207 * opts.c (decode_options): Do not fiddle with inlining
7208 parameters in case of optimizing for size.
7209 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7210 for size do nothing.
7211 (cgraph_decide_inlining_of_small_function): When optimizing for
7212 size never inline functions increasing caller size.
7213 (cgraph_early_inlining): Inline for size when optimizing for size.
7215 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7217 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7218 logical operations piecewise.
7219 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7220 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7221 subdi_sesidi_di): Delete.
7222 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7223 the generated sequence. Allow three-reg add in constraints. Rewrite
7224 the rtl expression for carry to avoid zero_extend of a constant.
7225 (sub_with_carry): New pattern.
7226 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7227 different sequence not involving jumps.
7228 (notbi): Now a named pattern.
7230 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7232 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7233 Add the note about a significant loss of accuracy of some
7234 mathematical routines when these options are used.
7236 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7238 * haifa-sched.c (rtx_vec_t): New typedef.
7239 (contributes_to_priority_p): Extract piece of priority () into new
7241 (priority): Use the function. Add assertion.
7242 (rank_for_schedule, set_priorities): Add assertion to check that
7243 insn's priority is initialized.
7244 (clear_priorities, calc_priorities): Change signature. Make it update
7245 all relevant insns. Update all callers ('add_to_speculative_block ()'
7246 and 'create_block_check_twin ()').
7247 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7248 Add new field 'priority_status'.
7249 (INSN_PRIORITY_STATUS): New macro.
7250 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7252 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7254 * sched-ebb.c (debug_ebb_dependencies): New static function.
7255 (init_ready_list): Use it.
7257 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7258 with changed signature and 'debug_rgn_dependencies ()'.
7259 (debug_rgn_dependencies): New static function.
7260 (init_ready_list): Use it.
7262 * sched-int.h (debug_dependencies): Declare.
7264 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7266 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7268 2007-05-04 Dirk Mueller <dmueller@suse.de>
7270 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7272 2007-05-03 Jan Hubicka <jh@suse.cz>
7274 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7275 ((T1)X op (T1)Y), for pointer type in more cases than before.
7277 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7279 * tree-object-size.c (plus_expr_object_size): When operand size is
7280 unknown, return unknown.
7282 2007-05-03 Dirk Mueller <dmueller@suse.de>
7284 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7286 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7289 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7291 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7293 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7295 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7297 * config/soft-fp/double.h, config/soft-fp/extended.h,
7298 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7299 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7300 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7301 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7304 2007-05-03 Ian Lance Taylor <iant@google.com>
7306 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7307 MASK_PPC_GFXOPT for 8540 or 8548.
7309 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7311 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7312 vect_print_dump_info() to output debug information.
7314 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7317 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7318 operands of size 2 when operand is not MEM_P.
7320 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7322 PR tree-optimization/30565
7323 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7325 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7327 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7328 (umulsi3_highpart): Use them.
7329 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7330 for final accumulator to D regisster tranfser.
7332 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7334 PR tree-optimization/31699
7335 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7337 (vect_enhance_data_refs_alignment): Compute peel amount using
7338 TYPE_VECTOR_SUBPARTS instead of vf.
7339 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7341 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7344 * system.h: Remove inclusion of double-int.h
7345 * tree.h: Include double-int.h
7346 * gengtype.c: Likewise
7347 * cfgloop.h: Likewise
7348 * Makefile.in: Adjust dependencies on double-int.h
7350 2007-05-02 Eric Christopher <echristo@apple.com>
7352 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7353 -shared to -Zdynamiclib.
7355 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7358 * c-common.c (strip_pointer_or_array_types): New function.
7359 * c-common.h (strip_pointer_or_array_types): New function declaration.
7361 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7363 PR tree-optimization/31771
7364 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7366 2007-05-02 Paul Brook <paul@codesourcery.com>
7368 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7370 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7373 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7376 2007-05-02 Nick Clifton <nickc@redhat.com>
7378 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7380 2007-05-02 Richard Guenther <rguenther@suse.de>
7382 PR tree-optimization/31146
7383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7384 argument, single_use_p. If we have a single use that is
7385 a conversion to the definition rhs type, propagate that rhs.
7386 (forward_propagate_addr_expr): Pass single_use_p argument
7387 to forward_propagate_addr_expr_1.
7389 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7394 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7396 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7397 'AMD Family 10 core'.
7399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7401 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7402 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7403 with SSE3 instruction set support.
7404 * doc/invoke.texi: Likewise.
7406 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7408 * config/i386/i386.c (override_options): Tuning 32-byte loop
7409 alignment for amdfam10 architecture. Increasing the max loop
7410 alignment to 24 bytes.
7412 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7414 * config/m68k/constraints.md: New.
7415 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7417 EXTRA_CONSTRAINT): Remove.
7418 * config/m68k/m68k.md: Include constraints.md.
7419 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7421 2007-05-01 Ian Lance Taylor <iant@google.com>
7423 PR tree-optimization/31739
7424 * tree-vrp.c (vrp_val_is_max): New static function.
7425 (vrp_val_is_min): New static function.
7426 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7428 (set_value_range): Use vrp_val_is_{max,min}.
7429 (extract_range_from_assert): Likewise.
7430 (extract_range_from_binary_expr): Likewise.
7431 (extract_range_from_unary_expr): Likewise.
7432 (dump_value_range, vrp_meet): Likewise.
7433 (vrp_visit_phi_node): Likewise.
7434 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7436 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7438 * config/i386/gmon-sol2.c (size_t): New type.
7439 (intptr_t): Likewise.
7440 (s_textsize): Declare as size_t.
7442 (monstartup): Use size_t for sizes.
7443 (_mcount): Save and restore registers.
7444 (internal_mcount): Pass 0 as the first argument to monstartup
7446 (moncontrol): Convert pointer to appropriately sized integer
7447 before passing to profil.
7449 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7451 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7452 __NO_FPRS__, not just if _SOFT_DOUBLE.
7453 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7454 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7455 also for E500 double.
7456 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7457 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7460 2007-05-01 Richard Guenther <rguenther@suse.de>
7462 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7465 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7469 2007-05-01 Jan Hubicka <jh@suse.cz>
7471 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7474 2007-05-01 Jan Hubicka <jh@suse.cz>
7476 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7477 (maybe_fold_offset_to_reference): Declare.
7478 * fold-const.c (fold_unary): Do not fold
7479 (type *)&A into &A->field_of_type_and_offset_0
7480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7481 size is unknown, give up.
7482 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7484 (maybe_fold_offset_to_reference): New.
7485 (maybe_fold_stmt_indirect): Use it.
7486 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7487 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7489 (gimplify_expr): Likewise for plus_expr.
7491 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7493 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7494 bsi_after_labels. Always insert statements before bsi.
7495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7496 * predict.c (apply_return_prediction): Check for empty blocks.
7497 * cfgexpand.c (lab_rtx_for_bb): New variable.
7498 (label_rtx_for_bb): Do not create new tree labels.
7499 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7500 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7501 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7503 (label_for_bb): Add field used.
7504 (update_eh_label, main_block_label): Mark the label used.
7505 (cleanup_dead_labels): Remove unused labels.
7507 2007-05-01 Richard Guenther <rguenther@suse.de>
7509 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7510 if it is not about to be set.
7511 (get_value_range): Do not pre-allocate equiv bitmap.
7512 (update_value_range): No need to clear equiv field.
7513 (add_equivalence): Change prototype to get bitmap pointer.
7514 Allocate bitmap here if it is not already.
7515 (extract_range_from_assert): Do not allocate bitmap here.
7516 Update callers to add_equivalence.
7517 (extract_range_from_ssa_name): Likewise.
7518 (get_vr_for_comparison): New static helper.
7519 (compare_name_with_value): Handle NULL equiv bitmap by
7520 peeling the first iteration of the comparison loop.
7521 Use get_vr_for_comparison.
7522 (compare_names): Handle NULL equiv bitmaps by using fake
7523 ones. Use get_vr_for_comparison.
7525 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7527 * double-int.c (mpz_set_double_int): Moved from
7528 tree-ssa-loop-niter.c.
7529 (mpz_get_double_int): Likewise; also, add option to wrap
7530 out-of-range integers.
7531 * double-int.h: New prototypes for above.
7532 * tree.c (get_static_type_bounds): Moved from
7533 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7534 TYPE_MAX_VALUE if they exist..
7535 * tree.h: New prototype for above.
7536 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7537 get_type_bounds calls.
7538 (mpz_set_double_int): Move to double-int.c.
7539 (get_type_bounds): Move to tree.c, rename to
7540 get_static_type_bounds.
7541 (mpz_to_double_int): Move to double-int.c, rename to
7544 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7546 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7547 DIV0 exception can fall through to a normal return.
7549 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7553 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7554 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7556 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7557 initialize align to silence bogus warning.
7558 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7559 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7561 (struct sra_walk_fns): Remove use_all parameter from use.
7562 (sra_hash_tree): Handle BIT_FIELD_REFs.
7563 (sra_elt_hash): Don't hash bitfld blocks.
7564 (sra_elt_eq): Skip them in parent compares as well. Handle
7566 (sra_walk_expr): Don't maintain or pass down use_all_p.
7567 (scan_use): Remove use_all parameter.
7568 (scalarize_use): Likewise. Re-expand assignment to
7569 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7570 output, and re-scalarize after output. Don't mark anything
7572 (scalarize_ldst): Adjust.
7573 (scalarize_walk_gimple_modify_statement): Likewise.
7574 (build_element_name_1): Handle BIT_FIELD_REFs.
7575 (instantiate_element): Don't warn for any element whose parent
7577 (instantiate_missing_elements_1): Return the sra_elt.
7578 (canon_type_for_field): New.
7579 (try_instantiate_multiple_fields): New.
7580 (instantiate_missing_elemnts): Use them.
7581 (mark_no_warning): Removed.
7582 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7583 (REPLDUP, sra_build_elt_assignment): New.
7584 (generate_copy_inout): Use them.
7585 (generate_element_copy): Likewise. Handle bitfld differences.
7586 (generate_element_zero): Don't recurse for blocks. Use
7587 sra_build_elt_assignment.
7588 (generate_one_element_int): Take elt instead of var. Use
7589 sra_build_elt_assignment.
7590 (generate_element_init_1): Adjust.
7591 (scalarize_use, scalarize_copy): Use REPLDUP.
7592 (scalarize_ldst): Move assert before dereference.
7593 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7595 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7598 * tree.c (reconstruct_complex_type): Reconstruct a reference
7600 Also use the same mode for the pointer as the old pointer type.
7602 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7604 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7607 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7609 PR rtl-optimization/31676
7610 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7611 (df_refs_record): Call it.
7613 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7615 * rtl.def (SS_ABS): New code.
7616 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7617 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7618 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7619 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7620 (bfin_init_builtins): Define them.
7621 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7622 (bfin_expand_builtin): ... and handle the others here.
7623 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7624 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7625 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7626 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7627 operand is only HImode.
7629 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7631 * regclass.c (scan_one_insn): Remove splitting of
7634 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7635 Nigel Stephens <nigel@mips.com>
7637 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7639 2007-04-28 Jan Hubicka <jh@suse.cz>
7641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7642 insn_locators_alloc instead of insn_locators_initialize;
7643 call reset_block_changes.
7644 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7645 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7646 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7647 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7648 * config/score/score.c (th_output_mi_thunk): Likewise.
7649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7650 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7651 tolerate uninitialized locator info.
7654 * function.c (init_function_start): Don't init line number info.
7655 (expand_function_end): Update.
7656 (reset_block_changes, record_block_change, finalize_block_changes,
7657 check_block_change, free_block_changes): Kill.
7658 * function.h (reset_block_changes, record_block_change,
7659 finalize_block_changes, check_block_change, free_block_changes):
7661 (struct function): Remove ib_boundaries_block.
7662 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7663 Use curr_insn_locator to initialize locator.
7664 (emit_line_note): Remove.
7665 * cfgexpand.c (expand_gimple_cond_expr): Update.
7666 (construct_exit_block): Likewise.
7667 (tree_expand_cfg): Initialize/finalize locators.
7668 * expr.c (expand_expr_real): Update.
7669 * cfglayout.c (line_locators_locs, line_locators_lines,
7670 file_locators_locs, file_locators_files): Remove.
7671 (set_block_levels): Move to cfgexpand.c.
7672 (insn_locators_initialize): Remove.
7673 (pass_insn_locators_initialize): Remove.
7674 (locations_locators_locs, locations_locators_vals): New static vars.
7675 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7677 (insn_locators_alloc, insn_locators_finalize,
7678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7680 (locator_location): New.
7681 (locator_line, locator_file): Rewrite.
7682 * rtl.h (emit_line_note): Kill.
7683 (insn_locators_alloc, insn_locators_finalize,
7684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7686 * tree-inline.c (initialize_cfun): Do not initialize
7687 ib_boundaries_block.
7688 * passes.c (pass_insn_locators_initialize): Remove.
7690 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7692 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7693 info. Update last_basic_block correctly.
7695 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7698 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7699 register itself to hold the offset constant. Tell flow the use
7700 of r4 and r5 when they are used.
7702 2007-04-27 Richard Guenther <rguenther@suse.de>
7704 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7705 if we simplified anything.
7706 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7707 warnings until we did a simplification and the stmt was not
7708 marked as TREE_NO_WARNING.
7710 2007-04-27 Mike Stump <mrs@apple.com>
7712 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7714 2007-04-27 Ian Lance Taylor <iant@google.com>
7717 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7718 TYPE_MAX_VALUE exist, convert them to the new type.
7720 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7722 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7723 if it claims to be available.
7724 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7726 (perform_tree_ssa_dce): Always free postdominators.
7728 2007-04-27 Richard Henderson <rth@redhat.com>
7730 * config/alpha/predicates.md (aligned_memory_operand): Mark
7731 as define_special_predicate.
7732 (unaligned_memory_operand, normal_memory_operand): Likewise.
7733 (reg_or_unaligned_mem_operand): Remove.
7734 (any_memory_operand): Match the documentation and check for
7735 non-renumbered pseudos during reload.
7736 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7737 alpha_secondary_reload_class, update to new interface, make static.
7738 Handle CQImode like HImode. Remove FP subreg check.
7739 (alpha_expand_mov): Use replace_equiv_address.
7740 (alpha_expand_mov_nobwx): Use any_memory_operand.
7741 (TARGET_SECONDARY_RELOAD): New.
7742 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7743 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7744 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7745 * config/alpha/alpha.md: ... here.
7746 (RELOAD12, reloadmode): New.
7748 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7749 Don't handle the aligned case here.
7750 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7751 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7752 reload_inhi_help. Don't expect a scratch register.
7753 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7755 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7757 2007-04-27 Richard Guenther <rguenther@suse.de>
7759 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7761 2007-04-27 Richard Guenther <rguenther@suse.de>
7763 PR tree-optimization/30965
7764 PR tree-optimization/30978
7765 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7766 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7767 (find_equivalent_equality_comparison): Likewise.
7768 (simplify_cond): Likewise.
7769 (get_prop_source_stmt): New helper.
7770 (get_prop_dest_stmt): Likewise.
7771 (can_propagate_from): Likewise.
7772 (remove_prop_source_from_use): Likewise.
7773 (combine_cond_expr_cond): Likewise.
7774 (forward_propagate_comparison): New function.
7775 (forward_propagate_into_cond): Rewrite to use fold for
7777 (tree_ssa_forward_propagate_single_use_vars): Call
7778 forward_propagate_comparison to propagate comparisons.
7780 2007-04-27 Richard Guenther <rguenther@suse.de>
7782 PR tree-optimization/31715
7783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7784 sure to do computation on the offset in an appropriate
7787 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7789 * reload.h (elimination_target_reg_p): Declare.
7790 * reload.c (find_reloads): Don't apply the reg_rtx move
7791 optimization if the SET_DEST satisfies elimination_target_reg_p.
7792 * reload1.c (elimination_target_reg_p): New function.
7793 (gen_reload): In the move/add2 fallback, make sure that op0
7794 does not overlap the destination register.
7796 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7798 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7799 transform only GIMPLE_MODIFY_STMTs.
7800 * tree-complex.c (expand_complex_operations_1): Ditto.
7801 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7802 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7803 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7805 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7806 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7807 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7808 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7809 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7810 slpeel_add_loop_guard): Ditto.
7811 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7812 * lambda-code.c (perfect_nestify): Ditto.
7813 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7814 before the first statement.
7815 * tree-optimize.c (execute_free_datastructures): Fix comments.
7816 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7817 * tree-flow.h (disband_implicit_edges): Declaration removed.
7818 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7820 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7821 COND_EXPRs without gotos.
7822 (disband_implicit_edges, has_label_p): Removed.
7823 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7824 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7826 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7828 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7829 also for COND_EXPRs.
7830 * cfgexpand.c (label_rtx_for_bb): New function.
7831 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7832 Use label_rtx_for_bb to find the labels.
7833 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7834 last block. Detect fallthru edges.
7836 2007-04-26 Ian Lance Taylor <iant@google.com>
7839 * reload.c (find_reloads_subreg_address): If the address was valid
7840 in the original mode but not in the new mode, reload the whole
7843 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7845 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7846 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7847 (cleanup_control_expr_graph): Do not invalidate dominance info.
7848 Record altered blocks.
7849 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7850 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7851 cleanup_tree_cfg_bb): New functions.
7852 (remove_forwarder_block): Do not maintain the worklist of blocks.
7853 Record altered blocks.
7854 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7856 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7857 delete_unreachable_blocks if dominators are not available.
7858 * tree-inline.c (optimize_inline_calls): Free dominance information
7860 * tree-flow.h (remove_edge_and_dominated_blocks,
7861 cfgcleanup_altered_bbs): Altered.
7862 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7864 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7866 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7867 do not invalidate dominators.
7869 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7871 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7872 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7876 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7878 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7880 2007-04-26 Richard Guenther <rguenther@suse.de>
7882 PR tree-optimization/31703
7883 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7884 the right type for the target of the bittest.
7886 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7888 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7889 ix86_sol10_return_in_memory.
7891 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7893 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7896 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7899 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7901 PR tree-optimization/30558
7902 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7903 clear this_state.prev_try.
7905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7906 Mark Mitchell <mark@codesourcery.com>
7908 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7909 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7910 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7912 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7915 * doc/invoke.texi (%:print-asm-header): Document.
7916 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7918 (static_spec_functions): Add print-asm-header.
7919 (main): Print a banner before the --target-help linker options.
7920 (print_asm_header_spec_function): New function.
7922 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7925 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7926 (movsf_ie): Likewise.
7928 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7930 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7932 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7934 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7935 exception for divide-by-zero.
7936 (__umodsi3, __modsi3): Likewise.
7938 2007-04-25 Dirk Mueller <dmueller@suse.de>
7940 * c-typeck.c (build_compound_expr): Annotate warning()
7941 call with OPT_Wunused_value.
7942 * tree-ssa.c (warn_uninit): Annotate warning with
7944 * c-common.c (handle_sentinel_attribute): Annotate warning
7945 call with OPT_Wattributes.
7947 2007-04-25 Thiemo Seufer <ths@mips.com>
7949 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7951 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7952 on to the assembler. Improve handling of -mno-mips16. Add handling
7953 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7954 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7955 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7956 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7958 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7961 * config/i386/winnt.c (i386_pe_file_end): Strip only
7962 USER_LABEL_PREFIX when writing export name.
7964 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7966 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7967 sh/elf.h, vx-common.h and vxworks.h.
7968 * config/sh/sh.h: Include config/vxworks-dummy.h.
7969 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7970 (OVERRIDE_OPTIONS): Use it.
7971 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7972 (vxworks_picreg): New pattern.
7973 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7974 VXWORKS_OS_CPP_BUILTINS.
7975 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7976 to their VXWORKS_* equivalents.
7977 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7978 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7979 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7980 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7981 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7982 -mrtp/-fPIC multilibs.
7983 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7984 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7985 (MULTILIB_OSDIRNAMES): Delete.
7987 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7990 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7992 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7994 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7995 rounding mode to be specified by the caller.
7996 (real_to_mpfr) Likewise.
7997 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7998 include new arguments.
7999 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
8001 2007-04-24 Ian Lance Taylor <iant@google.com>
8003 PR tree-optimization/31605
8004 * tree-vrp.c (set_value_range): Check that min and max are not
8005 both overflow infinities.
8006 (set_value_range_to_value): New static function.
8007 (extract_range_from_binary_expr): Call set_value_range_to_value.
8008 (extract_range_from_cond_expr): Likewise.
8009 (extract_range_from_expr): Likewise.
8010 (extract_range_from_unary_expr): Likewise. Don't create a range
8011 which overflows on both sides.
8012 (vrp_meet): Check for a useless range.
8013 (vrp_visit_phi_node): If we see a constant which looks like an
8014 overflow infinity, turn off the TREE_OVERFLOW flag.
8016 2007-04-24 Ian Lance Taylor <iant@google.com>
8018 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8020 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8023 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8024 diagnostic message is being built.
8025 * tree-pretty-print.c (dump_generic_node): Only write the
8026 formatted text into BUFFER's stream if we are not building a
8028 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8030 * Makefile.in (toplev.o): Depend on tree-pass.h.
8032 2007-04-24 Ian Lance Taylor <iant@google.com>
8034 PR tree-optimization/31602
8035 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8036 conditionals in the copied loop header.
8037 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8038 warnings if TREE_NO_WARNING is set.
8039 * doc/invoke.texi (Warning Options): Clarify that
8040 -Wstrict-overflow does not warn about loops.
8042 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8044 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8045 expand on the comment about _Decimal128 arguments and check the
8046 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8047 that _Decimal128 argument uses even/odd register pair.
8048 (function_arg): Ditto.
8050 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8052 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8053 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8055 2007-04-24 Richard Guenther <rguenther@suse.de>
8056 Olga Golovanevsky <olga@il.ibm.com>
8058 * fold-const.c (multiple_of_p): Check for bottom
8061 2007-04-24 Richard Henderson <rth@redhat.com>
8063 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8064 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8065 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8066 looking for non-zero bits shifted out. Avoid a recursive call
8067 when constructing the scalar.
8068 (__floatundisf): Likewise.
8070 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8072 * dwarf2out.c (field_byte_offset): Move the existing logic
8073 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8074 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8076 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8079 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8080 length argument of 0 for memset.
8081 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8082 unsigned shift instead of the signed variant.
8084 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8086 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8087 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8088 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8089 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8090 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8091 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8092 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8093 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8094 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8095 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8096 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8097 "mul<mode>3", "div<mode>3"): Insn definitions added.
8098 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8099 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8100 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8101 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8102 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8103 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8104 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8105 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8106 TARGET_FLOAT_FORMAT): Macro definitions removed.
8107 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8108 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8109 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8110 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8111 (s390_gen_rtx_const_DI): Function removed.
8112 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8114 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8116 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8117 over an external ffs function.
8119 2007-04-24 Chao-ying Fu <fu@mips.com>
8120 Richard Sandiford <richard@nildram.co.uk>
8122 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8123 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8124 (smadd_widen_optab, umadd_widen_optab): Define.
8125 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8127 * genopinit.c (optabs): Fill in smadd_widen_optab and
8129 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8130 and umadd_widen_optab to implement multiply-add sequences.
8131 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8132 (<u>maddsidi4): ...this. Extend condition to include
8133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8134 of operand 0 to "ka" and use the three-operand form of madd<u>
8136 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8138 * config/mips/constraints.md (ka): New register constraint.
8140 2007-04-24 Jan Hubicka <j@suse.cz>
8144 2007-04-23 Jan Hubicka <jh@suse.cz>
8145 * function.c (init_function_start): Don't init line number info.
8146 (expand_function_end): Update.
8147 (reset_block_changes, record_block_change, finalize_block_changes,
8148 check_block_change, free_block_changes): Kill.
8149 * function.h (reset_block_changes, record_block_change,
8150 finalize_block_changes, check_block_change, free_block_changes):
8152 (struct function): Remove ib_boundaries_block.
8153 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8154 Use curr_insn_locator to initialize locator.
8155 (emit_line_note): Remove.
8156 * cfgexpand.c (expand_gimple_cond_expr): Update.
8157 (construct_exit_block): Likewise.
8158 (tree_expand_cfg): Initialize/finalize locators.
8159 * expr.c (expand_expr_real): Update.
8160 * cfglayout.c (line_locators_locs, line_locators_lines,
8161 file_locators_locs, file_locators_files): Remove.
8162 (set_block_levels): Move to cfgexpand.c.
8163 (insn_locators_initialize): Remove.
8164 (pass_insn_locators_initialize): Remove.
8165 (locations_locators_locs, locations_locators_vals): New static vars.
8166 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8168 (insn_locators_alloc, insn_locators_finalize,
8169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8171 (locator_location): New.
8172 (locator_line, locator_file): Rewrite.
8173 * rtl.h (emit_line_note): Kill.
8174 (insn_locators_alloc, insn_locators_finalize,
8175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8177 * tree-inline.c (initialize_cfun): Do not initialize
8178 ib_boundaries_block.
8179 * passes.c (pass_insn_locators_initialize): Remove.
8181 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8183 * doc/invoke.texi: Removed leading '-' from option index entries.
8185 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8187 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8189 (create_phi_node): Use set_phi_nodes.
8190 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8191 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8192 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8193 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8194 (bsi_start, bsi_last): Use bb_stmt_list.
8195 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8196 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8197 Traverse the statements using tsi iterator.
8198 * basic-block.h (struct basic_block_def): Fields stmt_list
8199 and phi_nodes moved to ...
8200 (struct tree_bb_info): ... new structure.
8201 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8202 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8203 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8204 (tree_verify_flow_info): Verify that il.tree is not set for
8205 entry and exit block.
8206 (tree_split_block): Use set_bb_stmt_list.
8208 2007-04-23 Mike Stump <mrs@apple.com>
8210 * config/i386/i386.c (ix86_tune_features
8211 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.md (prefix_extra): New attribute.
8217 (length): Add prefix_extra.
8219 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8220 (sse2_movntv2di): Likewise.
8221 (sse2_cvtps2dq): Likewise.
8222 (sse2_cvtpd2pi): Likewise.
8223 (sse2_cvttpd2pi): Likewise.
8224 (*sse2_cvtpd2ps): Likewise.
8225 (*add<mode>3): Likewise.
8226 (sse2_ssadd<mode>3): Likewise.
8227 (sse2_usadd<mode>3): Likewise.
8228 (*sub<mode>3): Likewise.
8229 (sse2_sssub<mode>3): Likewise.
8230 (sse2_ussub<mode>3): Likewise.
8231 (*mulv8hi3): Likewise.
8232 (*smulv8hi3_highpart): Likewise.
8233 (*umulv8hi3_highpart): Likewise.
8234 (sse2_umulv2siv2di3): Likewise.
8235 (sse2_pmaddwd): Likewise.
8236 (ashr<mode>3): Likewise.
8237 (lshr<mode>3): Likewise.
8238 (ashl<mode>3): Likewise.
8239 (sse2_ashlti3): Likewise.
8240 (sse2_lshrti3): Likewise.
8241 (*umaxv16qi3): Likewise.
8242 (*smaxv8hi3): Likewise.
8243 (*uminv16qi3): Likewise.
8244 (*sminv8hi3): Likewise.
8245 (sse2_eq<mode>3): Likewise.
8246 (sse2_gt<mode>3): Likewise.
8247 (*and<mode>3): Likewise.
8248 (sse2_nand<mode>3): Likewise.
8249 (*ior<mode>3): Likewise.
8250 (*xor<mode>3): Likewise.
8251 (sse2_packsswb): Likewise.
8252 (sse2_packssdw): Likewise.
8253 (sse2_packuswb): Likewise.
8254 (sse2_punpckhbw): Likewise.
8255 (sse2_punpcklbw): Likewise.
8256 (sse2_punpckhwd): Likewise.
8257 (sse2_punpcklwd): Likewise.
8258 (sse2_punpckhdq): Likewise.
8259 (sse2_punpckldq): Likewise.
8260 (sse2_punpckhqdq): Likewise.
8261 (sse2_punpcklqdq): Likewise.
8262 (*sse2_pinsrw): Likewise.
8263 (*sse2_pextrw): Likewise.
8264 (sse2_pshufd_1): Likewise.
8265 (sse2_uavgv16qi3): Likewise.
8266 (sse2_uavgv8hi3): Likewise.
8267 (sse2_psadbw): Likewise.
8268 (sse2_pmovmskb): Likewise.
8269 (*sse2_maskmovdqu): Likewise.
8270 (*sse2_maskmovdqu_rex64): Likewise.
8271 (sse4a_extrqi): Likewise.
8272 (sse4a_extrq): Likewise.
8273 (sse3_lddqu): Set prefix_rep.
8274 (sse3_addsubv4sf3): Likewise.
8275 (sse3_haddv4sf3): Likewise.
8276 (sse3_hsubv4sf3): Likewise.
8277 (sse_cvtss2si): Likewise.
8278 (sse_cvtss2si_2): Likewise.
8279 (sse_cvtss2siq): Likewise.
8280 (sse_cvtss2siq_2): Likewise.
8281 (sse_cvttss2si): Likewise.
8282 (sse_cvttss2siq): Likewise.
8283 (sse2_cvttps2dq): Likewise.
8284 (sse3_movshdup): Likewise.
8285 (sse3_movsldup): Likewise.
8286 (sse2_cvtsd2si): Likewise.
8287 (sse2_cvtsd2si_2): Likewise.
8288 (sse2_cvtsd2siq): Likewise.
8289 (sse2_cvtsd2siq_2): Likewise.
8290 (sse2_cvttsd2si): Likewise.
8291 (sse2_cvttsd2siq): Likewise.
8292 (*sse2_cvtpd2dq): Likewise.
8293 (*sse2_cvttpd2dq): Likewise.
8294 (sse2_pshuflw_1): Likewise.
8295 (sse2_pshufhw_1): Likewise.
8296 (sse4a_insertqi): Likewise.
8297 (sse4a_insertq): Likewise.
8298 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8299 (ssse3_phadddv4si3): Likewise.
8300 (ssse3_phaddswv8hi3): Likewise.
8301 (ssse3_phsubwv8hi3): Likewise.
8302 (ssse3_phsubdv4si3): Likewise.
8303 (ssse3_phsubswv8hi3): Likewise.
8304 (ssse3_pmaddubswv8hi3): Likewise.
8305 (ssse3_pmulhrswv8hi3): Likewise.
8306 (ssse3_pshufbv16qi3): Likewise.
8307 (ssse3_psign<mode>3): Likewise.
8308 (ssse3_palignrti): Likewise.
8309 (abs<mode>2): Likewise.
8310 (ssse3_phaddwv4hi3): Set prefix_extra.
8311 (ssse3_phadddv2si3): Likewise.
8312 (ssse3_phaddswv4hi3): Likewise.
8313 (ssse3_phsubwv4hi3): Likewise.
8314 (ssse3_phsubdv2si3): Likewise.
8315 (ssse3_phsubswv4hi3): Likewise.
8316 (ssse3_pmaddubswv4hi3): Likewise.
8317 (ssse3_pmulhrswv4hi3): Likewise.
8318 (ssse3_pshufbv8qi3): Likewise.
8319 (ssse3_psign<mode>3): Likewise.
8320 (ssse3_palignrdi): Likewise.
8321 (abs<mode>2): Likewise.
8322 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8323 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8324 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8326 2007-04-23 Nick Clifton <nickc@redhat.com>
8328 * params.def: Fix formatting of emacs local variables.
8330 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8332 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8333 move if inter-unit move isn't allowed.
8334 Don't split moving the first element of V2DI to DI to inter-unit
8335 move if inter-unit move isn't allowed.
8337 2007-04-23 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8340 and CDI_POST_DOMINATORS separately.
8342 2007-04-23 Nick Clifton <nickc@redhat.com>
8344 * c.opt (Wformat-contains-nul): Add warning attribute.
8346 2007-04-23 Jan Hubicka <jh@suse.cz>
8348 * function.c (init_function_start): Don't init line number info.
8349 (expand_function_end): Update.
8350 (reset_block_changes, record_block_change, finalize_block_changes,
8351 check_block_change, free_block_changes): Kill.
8352 * function.h (reset_block_changes, record_block_change,
8353 finalize_block_changes, check_block_change, free_block_changes):
8355 (struct function): Remove ib_boundaries_block.
8356 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8357 Use curr_insn_locator to initialize locator.
8358 (emit_line_note): Remove.
8359 * cfgexpand.c (expand_gimple_cond_expr): Update.
8360 (construct_exit_block): Likewise.
8361 (tree_expand_cfg): Initialize/finalize locators.
8362 * expr.c (expand_expr_real): Update.
8363 * cfglayout.c (line_locators_locs, line_locators_lines,
8364 file_locators_locs, file_locators_files): Remove.
8365 (set_block_levels): Move to cfgexpand.c.
8366 (insn_locators_initialize): Remove.
8367 (pass_insn_locators_initialize): Remove.
8368 (locations_locators_locs, locations_locators_vals): New static vars.
8369 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8371 (insn_locators_alloc, insn_locators_finalize,
8372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8374 (locator_location): New.
8375 (locator_line, locator_file): Rewrite.
8376 * rtl.h (emit_line_note): Kill.
8377 (insn_locators_alloc, insn_locators_finalize,
8378 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8380 * tree-inline.c (initialize_cfun): Do not initialize
8381 ib_boundaries_block.
8382 * passes.c (pass_insn_locators_initialize): Remove.
8384 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8387 * expr.c (reduce_to_bit_field_precision): Handle
8390 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8392 PR tree-optimization/24659
8393 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8394 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8395 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8396 * genopinit.c (optabs): Rename vec_pack_mod_optab
8397 to vec_pack_trunc_optab.
8398 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8399 early for scalar floating point operands for NOP_EXPR.
8400 (vectorizable_type_promotion): Ditto.
8401 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8402 vec_pack_trunc_optab.
8403 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8405 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8406 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8407 Rename from VEC_PACK_MOD_EXPR.
8408 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8409 * expr.c (expand_expr_real_1): Ditto.
8410 * tree-inline.c (estimate_num_insns_1): Ditto.
8411 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8413 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8414 (vec_unpacks_lo_v4sf): Ditto.
8415 (vec_pack_trunc_v2df): Ditto.
8416 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8417 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8418 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8420 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8422 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8424 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8425 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8426 packing of floating point operands.
8427 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8428 represent unpacking of floating point operands.
8429 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8430 [vec_unpacks_hi]: Ditto.
8431 [vec_unpacks_lo]: Ditto.
8433 2007-04-22 Jan Hubicka <jh@suse.cz>
8435 * final.c (rest_of_handle_final): Call
8436 targetm.asm_out.constructor/targetm.asm_out.destructor
8437 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8438 proper priority via decl_*_priority_insert.
8439 * c-common.c (c_expand_body): Likewise.
8441 2007-04-22 Richard Guenther <rguenther@suse.de>
8443 PR tree-optimization/29789
8444 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8445 (rewrite_reciprocal): New helper split out from
8446 determine_invariantness_stmt.
8447 (rewrite_bittest): Likewise.
8448 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8449 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8452 2007-04-22 Revital Eres <eres@il.ibm.com>
8454 * loop-unroll.c (var_to_expand): New field to support also
8455 insns of the form x = something + x.
8456 (analyze_insn_to_expand_var): Use it.
8457 (expand_var_during_unrolling): Likewise.
8459 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8461 * predict.c: Include pointer-set.h.
8462 (bb_predictions): New variable.
8463 (tree_predicted_by_p, tree_predict_edge,
8464 remove_predictions_associated_with_edge): Use bb_predictions map
8465 instead of bb->predictions.
8466 (clear_bb_predictions, assert_is_empty): New functions.
8467 (combine_predictions_for_bb): Use bb_predictions map. Call
8468 clear_bb_predictions.
8469 (tree_estimate_probability): Create and free bb_predictions map.
8470 * Makefile.in (predict.o): Add pointer-set.h dependency.
8471 * basic-block.h (struct basic_block_def): Remove predictions
8473 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8475 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8478 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8481 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8483 * timevar.c (timevar_print): Change reference of --disable-checking to
8484 --enable-checking=release. Also warn if assert checking is disabled.
8486 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8489 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8490 decl as addressable if the compound literal was marked as
8492 Mark the decl as a gimple register if it is a complex or
8493 vector decl and does not live in memory.
8495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8497 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8498 (GENERIC_NEXT): New function macro.
8499 (PHI_CHAIN): Use phi_node's new chain variable.
8500 (tree_phi_node): Change tree_common to tree_base
8501 and add the chain field.
8502 * tree-phinodes.c (make_phi_node): Don't set
8503 TREE_TYPE on the new node.
8504 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8505 instead of checking GIMPLE_TUPLE_P in chain_next.
8506 * tree-vect-transform.c
8507 (get_initial_def_for_induction): Look at
8508 PHI_RESULT_TREE for the type of the phi node.
8509 (update_vuses_to_preheader): Use PHI_CHAIN
8510 instead of TREE_CHAIN on the phi node.
8511 * tree-ssa-structalias.c (compute_points_to_sets):
8513 (ipa_pta_execute): Likewise.
8515 2007-04-21 Richard Guenther <rguenther@suse.de>
8518 * fold-const.c (fold_unary): Call fold_convert_const on the
8521 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8523 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8524 (store_killed_in_pat): New.
8526 2007-04-20 Richard Henderson <rth@redhat.com>
8529 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8530 TREE_LIST with a void_type_node value, not void_list_node exactly.
8532 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8534 * doc/standards.texi: Re-arrange into language-specific
8535 subsections. Add a C++ section, documenting which standards we
8538 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8540 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8541 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8543 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8545 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8546 ecrti.o and crtbegin.o.
8547 (LIB_DEFAULT_SPEC): Include -lc.
8548 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8550 2007-04-20 Richard Henderson <rth@redhat.com>
8553 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8554 argument; update all callers.
8555 (get_unaligned_offset): New.
8556 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8557 get_unaligned_address, just pass on the address directly.
8558 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8559 the subreg in the helper patterns.
8560 (unaligned_extendqidi_le): Use get_unaligned_offset.
8561 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8562 (unaligned_extendhidi_be): Likewise.
8563 (unaligned_extendhidi): Tidy.
8564 * config/alpha/alpha-protos.h: Update.
8566 2007-04-20 Richard Henderson <rth@redhat.com>
8568 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8569 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8570 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8571 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8572 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8573 (CPP_SPEC): Don't include %(cpp_subtarget).
8574 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8575 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8576 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8578 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8580 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8581 for __builtin_ia32_cmpordss.
8583 PR tree-optimization/31632
8584 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8585 and arg1 for optimizations of comparison against min/max values.
8586 Fold arg0 to arg1's type for optimizations of comparison against
8587 min+1 and max-1 values.
8589 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8591 * reload.c (combine_reloads): When trying to use a dying register,
8592 check whether it's uninitialized and don't use if so.
8594 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8596 * fold-const.c: Remove prototypes for native_encode_expr and
8597 native_interpret_expr.
8598 (native_encode_expr): Make non-static.
8599 (native_interpret_expr): Likewise.
8600 * tree.h: Add prototypes for the above.
8602 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8604 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8605 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8606 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8607 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8608 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8609 Add length attributes.
8611 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8613 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8616 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8617 __STDC_WANT_DEC_FP__.
8619 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8621 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8622 for long double compatibility.
8623 * configure: Regenerate.
8625 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8627 PR rtl-optimization/29841
8628 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8630 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8631 that may cause control flow transfer from being moved.
8633 2007-04-18 Jan Hubicka <jh@suse.cz>
8635 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8638 2007-04-18 Eric Christopher <echristo@apple.com>
8640 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8641 only. Update operands.
8642 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8643 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8644 link register to pic register.
8646 2007-04-18 Dirk Mueller <dmueller@suse.de>
8649 * tree-vrp.c (search_for_addr_array): New.
8650 (check_array_bounds): Suppress warning about
8651 address taken of array refs if its not de-referenced.
8653 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8655 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8656 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8658 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8659 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8660 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8664 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8666 (vect_analyze_scalar_cycles): Fix indentation.
8667 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8668 (vect_mark_relevant): Include phis in relevance analysis.
8670 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8672 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8674 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8675 output_operand_lossage().
8677 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8679 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8680 the unused code for reduction without adjust-in-epilog to simplify the
8683 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8685 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8686 (S390_TDC_NEGATIVE_ZERO): New constant.
8687 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8688 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8689 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8690 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8691 (S390_TDC_POSITIVE_INFINITY): New constant.
8692 (S390_TDC_NEGATIVE_INFINITY): New constant.
8693 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8694 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8695 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8696 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8697 (S390_TDC_INFINITY): New constant.
8698 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8699 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8700 optimization for UNSPEC_CCZ_TO_INT.
8701 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8702 ("*ccz_to_int"): New insn.
8703 ("isinf<mode>2"): New insn.
8704 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8705 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8706 (UNSPEC_CCZ_TO_INT): New constant.
8708 2007-04-18 Richard Guenther <rguenther@suse.de>
8710 PR tree-optimization/19431
8711 PR tree-optimization/21463
8712 * tree-pass.h (pass_phiprop): Declare.
8713 * passes.c (init_optimization_passes): New phiprop pass.
8714 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8715 (phivn_valid_p): New helper function.
8716 (phiprop_insert_phi): Likewise.
8717 (propagate_with_phi): Likewise.
8718 (tree_ssa_phiprop): New propagator propagating loads
8719 through phi nodes if profitable.
8721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8723 * tree-vect-analyze.c (process_use): New function.
8724 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8725 Check phis in all bbs.
8726 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8729 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8731 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8734 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8737 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8740 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8744 (sse_vmmulv4sf3): Likewise.
8745 (sse2_vmaddv2df3): Likewise.
8746 (sse2_vmmulv2df3): Likewise.
8748 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8750 PR rtl-optimization/31360
8751 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8752 (target_reg_cost): New.
8753 (init_set_costs): Initialize target_reg_cost. Add comments
8754 regarding the rationale of the costs.
8755 (global_cost_for_size): Renamed to...
8756 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8757 of register pressure.
8758 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8759 estimate_reg_pressure_cost. Add number of ivs.
8760 (determine_set_costs): Dump target_reg_cost.
8761 * loop-invariant.c (gain_for_invariant): Use
8762 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8763 (best_gain_for_invariant, find_invariants_to_move): Remove
8765 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8766 (target_reg_cost): Declare.
8767 (global_cost_for_size): Declaration removed.
8768 (estimate_reg_pressure_cost): Declare.
8770 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8772 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8773 regnos into even/odd register pairs.
8774 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8775 TDmode similar to the other floating point modes.
8776 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8777 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8779 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8780 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8781 (movdd_hardfloat64): Use TARGET_MFPGPR.
8783 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8785 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8788 2005-01-05 Richard Henderson <rth@redhat.com>
8790 * reload1.c (do_input_reload): Restrict the optimization deleteing
8791 a previous output reload to RELOAD_FOR_INPUT.
8793 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8795 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8796 induc_vec_info_type.
8797 (vectorizable_induction): New function declaration.
8798 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8799 check if already vectorized. Find first place in BB where new stmts
8800 can be inserted. Takes only one argument.
8801 (vectorizable_induction): New function.
8802 (vect_transform_stmt): Add case for induc_vec_info_type to call
8803 vectorizable_induction.
8804 (vect_transform_loop): Consider phis for vectorization.
8805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8807 (analyze_operations): Call vectorizable_induction when analyzing phis.
8809 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8810 (vect_mark_relevant): Include phis in relevance analysis.
8811 (vect_mark_stmts_to_be_vectorize): Likewise.
8812 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8814 2007-04-16 Lawrence Crowl <crowl@google.com>
8816 * doc/invoke.texi (Debugging Options): Add documentation for the
8817 -femit-struct-debug options -femit-struct-debug-baseonly,
8818 -femit-struct-debug-reduced, and
8819 -femit-struct-debug-detailed[=...].
8821 * c-opts.c (c_common_handle_option): Add
8822 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8823 and OPT_femit_struct_debug_detailed_.
8824 * c.opt: Add specifications for
8825 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8826 and -femit-struct-debug-detailed[=...].
8827 * opts.c (set_struct_debug_option): Parse the
8828 -femit-struct-debug-... options.
8829 * opts.c (matches_main_base, main_input_basename,
8830 main_input_baselength, base_of_path, matches_main_base): Add
8831 variables and functions to compare header base name to compilation
8833 * opts.c (should_emit_struct_debug): Add to determine to emit a
8834 structure based on the option.
8835 (dump_struct_debug) Also disabled function to debug this
8837 * opts.c (handle_options): Save the base name of the
8840 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8842 This hook indicates if a type is generic. Set it by default
8844 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8845 to determine if a struct type is generic or not.
8846 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8847 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8848 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8851 * flags.h (enum debug_info_usage): Add an enumeration to describe
8852 a program's use of a structure type.
8853 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8854 to indicate the program's usage of the type. Filter structs based
8855 on the -femit-struct-debug-... specification.
8856 (gen_type_die): Split into two routines, gen_type_die and
8857 gen_type_die_with_usage. gen_type_die is now a wrapper
8858 that assumes direct usage.
8859 (gen_type_die_with_usage): Replace calls to gen_type_die
8860 with gen_type_die_with_usage adding the program usage of
8861 the referenced type.
8862 (dwarf2out_imported_module_or_decl): Suppress struct debug
8863 information using should_emit_struct_debug when appropriate.
8865 2007-04-16 Ian Lance Taylor <iant@google.com>
8867 PR tree-optimization/31522
8868 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8869 (vrp_initialize): Allocate vr_phi_edge_counts.
8870 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8871 executable edge. Drop test for all constants.
8872 (vrp_finalize): Free vrp_phi_edge_counts.
8874 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8875 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8877 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8878 predecessors at head rather than tail.
8880 2007-04-16 Matthias Klose <doko@debian.org>
8882 * config/alpha/linux.h (CPP_SPEC): Define.
8883 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8885 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8887 * function.h: Remove sequence_stack extern declaration.
8889 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8891 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8896 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8898 * config/avr/avr.c (avr_arch_types): Rearranging array.
8899 (enum avr_arch): Add.
8900 (avr_mcu_types): Use avr_arch enumeration constants instead of
8902 * config/avr/avr.h (LINK_SPEC): Simplify.
8904 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8906 * config/m68k/m68k.c (m68k_libcall_value,
8907 m68k_function_value): Use macros for register names more.
8909 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8911 (M68K_REGNAME): Use A6_REG.
8912 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8914 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8917 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8918 'pending_read_list_length' and 'pending_write_list_length'. Update
8920 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8921 to handle two length counters instead of one. Update all uses.
8922 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8923 two length counters instead of one.
8924 * sched-rgn.c (propagate_deps): Update to handle two length counters
8927 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8930 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8931 copy of source, pass it to ix86_expand_vector_set and return
8934 2007-04-16 David Ung <davidu@mips.com>
8935 Joseph Myers <joseph@codesourcery.com>
8937 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8938 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8939 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8940 Add 74K processor information.
8941 * config/mips/mips.md: Include 74k.md.
8942 (cpu): Add 74kc,74kf,74kx.
8943 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8944 * config/mips/74k.md: New.
8945 * doc/invoke.texi (MIPS Options): Document 74K support.
8947 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8949 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8950 vectorizable_* functions.
8951 * tree-vect-transform.c (vectorizable_call): Add check for
8952 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8953 (vectorizable_store): likewise.
8954 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8956 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8957 (vectorizable_type_promotion, vectorizable_load): Likewise.
8958 (vectorizable_live_operation, vectorizable_condition): Likewise.
8959 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8961 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8963 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8965 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8966 register numbers more.
8967 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8968 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8969 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8970 FUNCTION_VALUE_REGNO_P): Likewise.
8971 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8972 STATIC_CHAIN_REGNUM): Likewise.
8973 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8974 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8975 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8976 * config/m68k/m68k.md (FP_REG): New.
8978 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8980 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8985 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8986 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8989 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8991 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8994 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8997 * c-decl.c (finish_decl): Grab the type of the decl after the call
8998 to store_init_value.
9000 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
9002 * common.opt (fforward-propagate): Fix "Optimization" annotation.
9004 2007-04-14 Jakub Jelinek <jakub@redhat.com>
9007 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
9008 dominators, post dominators and cleanup cfg before returning.
9010 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
9012 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
9013 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
9015 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9017 * config.gcc: Recognize fido.
9018 * config/m68k/m68k-devices.def (fidoa): New.
9019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9021 (FL_FIDOA, TARGET_FIDOA): New.
9022 * config/m68k/m68k.opt (mfidoa): New.
9024 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9027 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9028 when a personality function is used.
9030 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9032 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9034 2007-04-13 Mike Stump <mrs@apple.com>
9036 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9038 * config/darwin.opt (fapple-kext): Make C++ only.
9039 * config/darwin.c (darwin_override_options): Remove code to ensure
9040 -fapple-kext is given for C++ only.
9042 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9044 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9045 * config/mips/mips.c (override_options): Call
9046 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9050 * config/i386/i386.opt (msvr3-shlib): Removed.
9052 * doc/invoke.texi: Remove -msvr3-shlib.
9054 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9056 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9057 with "popcnt" instruction.
9059 2007-04-13 Richard Guenther <rguenther@suse.de>
9061 PR tree-optimization/21258
9062 * tree-vrp.c (compare_case_labels): New helper.
9063 (find_switch_asserts): New function.
9064 (find_assert_locations): Call it for SWITCH_EXPRs.
9066 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9068 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9069 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9070 check is now implied in X87_FLOAT_MODE_P.
9071 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9072 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9073 (fix_trunc<mode>_i386_fisttp): Ditto.
9074 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9075 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9076 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9077 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9078 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9079 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9080 (unnamed_splitters): Ditto.
9081 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9082 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9083 FIRST_SSE_REG for local functions when SSE math is enabled or
9084 for functions with sseregparm attribute.
9085 (standard_80387_constant_p): Return -1 if mode is not
9087 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9088 (ix86_expand_compare): Ditto.
9089 (ix86_expand_carry_flag_compare): Ditto.
9090 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9091 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9092 DECIMAL_FLOAT_MODE_P.
9093 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9094 of SCALAR_FLOAT_MODE_P.
9095 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9096 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9097 checks before FLOAT_MODE_P.
9098 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9099 before FLOAT_MODE_P.
9104 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9106 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9107 Charles Wilson <libtool@cwilson.fastmail.fm>
9109 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9110 (libgcc.mvars): Don't depend on them.
9111 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9112 * exec-tool.in: New.
9114 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9116 * doc/invoke.text (--help): Document --help=common.
9118 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9120 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9124 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9125 * genemit.c (main): Emit #include "integrate.h".
9126 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9127 (LOADGP_RTP): New mips_loadgp_style.
9128 * config/mips/mips.h: Include config/vxworks-dummy.h.
9129 (TARGET_RTP_PIC): New macro.
9130 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9131 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9132 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9134 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9135 -mvxworks-pic when using -mrtp and a PIC option.
9136 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9138 (mips_symbolic_constant_p, mips_symbolic_address_p)
9139 (mips_symbol_insns): Handle SYMBOL_HALF.
9140 (override_options): Warn about -G and -mrtp being used together.
9141 Initialize mips_lo_relocs[SYMBOL_HALF].
9142 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9143 (mips_emit_loadgp): Handle LOADGP_RTP.
9144 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9145 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9146 (tablejump): Handle function-relative case table entries if
9148 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9152 * config/mips/mips.md (load_call<mode>): Allow any general register.
9154 (sibcall_value_internal, sibcall_value_multiple_internal)
9155 (call_value_internal, call_value_split, call_value_multiple_internal)
9156 (call_value_multiple_split): Remove constraints from operand 0.
9158 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9160 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9161 rather than loadgp_noshared.
9162 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9163 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9165 * config/mips/mips.md (loadgp): Rename to...
9166 (loadgp_newabi): ...this.
9167 (loadgp_noshared): Rename to...
9168 (loadgp_absolute): ...this.
9170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9172 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9173 false for locally-binding symbols.
9174 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9178 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9179 (SYMBOL_GOT_PAGE_OFST): ...this.
9180 (SYMBOL_GOT_GLOBAL): Rename to...
9181 (SYMBOL_GOT_DISP): ...this.
9182 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9183 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9184 * config/mips/mips.c (mips_global_symbol_p): New function.
9185 (mips_symbol_binds_local_p): Likewise.
9186 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9187 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9188 mips_global_symbol_p and mips_symbol_binds_local_p.
9189 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9190 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9191 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9193 (mips_ok_for_lazy_binding_p): New function.
9194 (mips_load_call_address, mips_expand_call): Use it.
9195 (mips_dangerous_for_la25_p): Likewise.
9196 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9197 (*got_disp<mode>): Use got_disp_operand instead of
9198 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9199 SYMBOL_GOTOFF_GLOBAL.
9200 (*got_page<mode>): Use got_page_ofst_operand instead of
9202 * config/mips/predicates.md (const_call_insn_operand): Use
9203 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9204 (global_got_operand): Rename to...
9205 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9207 (local_got_operand): Rename to...
9208 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9209 of SYMBOL_GOT_LOCAL.
9211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9213 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9214 TARGET_CALL_CLOBBERED_GP.
9215 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9216 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9217 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9218 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9219 of TARGET_ABICALLS && !TARGET_NEWABI.
9220 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9221 * config/mips/mips.c (mips_load_call_address): Check
9222 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9223 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9224 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9225 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9226 TARGET_ABICALLS && TARGET_NEWABI.
9227 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9229 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9230 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9231 TARGET_ABICALLS && TARGET_NEWABI.
9232 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9233 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9234 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9235 whether indirect calls must use $25.
9236 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9238 * config/mips/mips.md (jal_macro): Check flag_pic and
9239 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9240 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9241 instead of TARGET_ABICALLS.
9242 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9243 TARGET_ABICALLS && TARGET_OLDABI.
9244 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9245 (sibcall): In the comment above the define_insn, mention
9246 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9247 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9248 instead of TARGET_ABICALLS.
9250 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9252 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9253 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9254 (MACFLAGS_MATCH_P): New macro.
9255 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9256 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9257 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9258 the other MACFLAG constants.
9259 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9260 (flag_machi): Tighten constraints. Renumber some of the operands.
9261 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9263 (flag_machi_parts_acconly): New pattern.
9264 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9266 (flag_macinit1hi): Tighten constraints.
9267 (flag_mul_macv2hi_parts_acconly): New pattern.
9269 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9270 Use a more efficient implementation.
9271 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9272 inline sequences when not optimizing for size.
9274 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9275 movhi_high2low): Delete, merge functionality into...
9276 (packv2hi): ... this pattern.
9278 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9279 * config/bfin/bfin.opt (msim): New option.
9280 (mcpu=): New option.
9281 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9282 (bfin_cpu_t): Typedef of enum bfin_cpu.
9283 (bfin_cpu_type): New declaration.
9284 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9285 -msim and -mcpu= options.
9286 (LIB_SPEC): Likewise.
9287 * config/bfin/bfin.c (bfin_cpu_type): Define.
9288 (bfin_handle_option): Handle -mcpu= option.
9289 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9290 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9291 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9293 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9295 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9296 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9297 (powerpc-wrs-vxworksae): Use ${tm_file}.
9298 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9299 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9300 * config/i386/vx-common.h: New file.
9302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9304 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9307 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9309 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9312 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9316 * c-common.c (c_build_qualified_type): Set canonical type
9319 2007-04-12 Richard Guenther <rguenther@suse.de>
9321 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9322 lower bound and element size if lower bound is not zero
9323 or either of the ARRAY_REF operands is set.
9325 2007-04-12 Richard Guenther <rguenther@suse.de>
9327 PR tree-optimization/24689
9328 PR tree-optimization/31307
9329 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9331 * gimplify.c (canonicalize_addr_expr): To be consistent with
9332 gimplify_compound_lval only set operands two and three of
9333 ARRAY_REFs if they are not gimple_min_invariant. This makes
9334 it never at this place.
9335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9337 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9339 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9340 null before emitting a .nsubspa directive.
9342 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9344 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9345 need_to_partition_p if there are no memory statements in the
9348 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9350 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9351 (gcd_of_steps_may_divide_p): New function.
9352 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9354 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9356 * reload.c (find_reloads_toplev, find_reloads_address,
9357 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9358 not a pointer equality test, to decide if we need to call
9359 push_reg_equiv_alt_mem.
9361 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9363 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9364 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9366 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9368 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9370 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9371 vector to be positive.
9373 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9377 * doc/invoke.texi: Document --params max-aliased-vops and
9379 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9380 debug_memory_partitions): Move to tree-flow.h
9381 * params.h (AVG_ALIASED_VOPS): Define.
9382 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9384 (mp_info_t): Likewise.
9385 (get_mem_sym_stats_for): New.
9386 (set_memory_partition): Move from tree-flow-inline.h.
9387 (mark_non_addressable): Only clear the set of symbols for the
9388 partition if it exists.
9389 (dump_memory_partitions): Move from tree-ssa-operands.c
9390 (debug_memory_partitions): Likewise.
9391 (need_to_partition_p): New.
9392 (dump_mem_ref_stats): New.
9393 (debug_mem_ref_stats): New.
9394 (dump_mem_sym_stats): New.
9395 (debug_mem_sym_stats): New.
9396 (update_mem_sym_stats_from_stmt): New.
9397 (compare_mp_info_entries): New.
9398 (mp_info_cmp): Call it.
9399 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9401 (get_mpt_for): Move from tree-ssa-operands.c.
9402 (find_partition_for): New.
9403 (create_partition_for): Remove.
9404 (estimate_vop_reduction): New.
9405 (update_reference_counts): New.
9406 (build_mp_info): New.
9407 (compute_memory_partitions): Refactor.
9408 Document new heuristic.
9409 Call build_mp_info, update_reference_counts,
9410 find_partition_for and estimate_vop_reduction.
9411 (compute_may_aliases): Populate virtual operands before
9412 calling debugging dumps.
9413 (delete_mem_sym_stats): New.
9414 (delete_mem_ref_stats): New.
9415 (init_mem_ref_stats): New.
9416 (init_alias_info): Call it.
9417 (maybe_create_global_var): Remove alias_info argument.
9418 Get number of call sites and number of pure/const call sites
9419 from gimple_mem_ref_stats().
9420 (dump_alias_info): Call dump_memory_partitions first.
9421 (dump_points_to_info_for): Show how many times a pointer has
9423 * opts.c (decode_options): For -O2 set --param
9424 max-aliased-vops to 500.
9425 For -O3 set --param max-aliased-vops to 1000 and --param
9426 avg-aliased-vops to 3.
9427 * fortran/options.c (gfc_init_options): Remove assignment to
9429 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9430 * tree-dfa.c (dump_variable): Dump memory reference
9432 Dump NO_ALIAS* settings.
9433 (referenced_var_lookup): Tidy.
9434 (mem_sym_stats): New.
9435 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9436 and ORIG are different SSA names for a memory partition.
9437 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9438 * tree-flow.h (struct mem_sym_stats_d): Define.
9439 (mem_sym_stats_t): Define.
9440 (struct mem_ref_stats_d): Define.
9441 (struct gimple_df): Add field mem_ref_stats.
9442 (enum noalias_state): Define.
9443 (struct var_ann_d): Add bitfield noalias_state.
9444 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9445 debug_mem_ref_stats, debug_memory_partitions,
9446 debug_mem_sym_stats): Declare.
9447 * tree-ssa-structalias.c (update_alias_info): Update call
9448 sites, pure/const call sites and asm sites in structure
9449 returned by gimple_mem_ref_stats.
9450 Remove local variable IS_POTENTIAL_DEREF.
9451 Increase NUM_DEREFS if the memory expression is a potential
9453 Call update_mem_sym_stats_from_stmt.
9454 If the memory references memory, call
9455 update_mem_sym_stats_from_stmt for all the direct memory
9456 symbol references found.
9457 (intra_create_variable_infos): Set noalias_state field for
9458 pointer arguments according to the value of
9459 flag_argument_noalias.
9460 * tree-ssa-structalias.h (struct alias_info): Remove fields
9461 num_calls_found and num_pure_const_calls_found.
9462 (update_mem_sym_stats_from_stmt): Declare.
9463 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9464 Set default value to 100.
9465 (PARAM_AVG_ALIASED_VOPS): Define.
9467 2007-04-11 Richard Guenther <rguenther@suse.de>
9470 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9471 a * -b + c as c - a * b if we honor sign dependent rounding.
9473 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9475 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9477 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9478 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9480 (initialize_trampoline): Don't use old-style function definition.
9481 (bfin_secondary_reload): Mark IN_P argument as unused.
9483 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9485 PR tree-optimization/31343
9486 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9487 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9488 * testsuite/gcc.dg/vect/pr31343.c: New.
9490 2007-04-10 Eric Christopher <echristo@apple.com>
9492 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9493 * config/i386/i386.md (*cmpfp0): Use.
9494 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9495 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9496 (fix_trunc<mode>_i386_fisttp): Ditto.
9497 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9498 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9499 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9500 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9501 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9502 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9503 (unnamed_splitters): Ditto.
9504 * config/i386/i386.c (output_fix_trunc): Assert that
9505 we're not being passed a TFmode operand.
9507 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9509 PR tree-optimization/31526
9510 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9511 n_basic_blocks to find newly added blocks.
9513 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9515 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9517 (fix_trunc<mode>si_sse): Ditto.
9518 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9519 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9520 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9521 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9522 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9523 expander using SSEMODEF mode macro.
9524 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9525 expander using SSEMODEF mode macro.
9526 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9527 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9528 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9529 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9530 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9531 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9532 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9533 Macroize insn using X87MODEF mode macro.
9535 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9537 * config/i386/sse.md (sse2_pinsrw): Removed.
9538 (sse2_pextrw): Renamed to ...
9539 (*sse2_pextrw): This.
9541 2007-04-09 Jan Hubicka <jh@suse.cz>
9544 * config/i386/sse.md
9545 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9546 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9547 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9548 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9550 2007-04-09 Jan Hubicka <jh@suse.cz>
9552 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9553 multiple fields of union.
9555 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9557 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9558 (create_preheaders): Check that loops are available.
9559 (fix_loop_structure): Clean up, improve comments.
9560 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9561 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9563 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9564 * predict.c (tree_estimate_probability): Do not call
9565 calculate_dominance_info. Call create_preheaders.
9566 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9567 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9569 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9570 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9571 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9572 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9575 2007-04-08 Jan Hubicka <jh@suse.cz>
9577 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9578 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9579 * fold-const.c (fold_unary): Use it.
9581 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9583 * varasm.c (assemble_variable): Remove call to
9584 lang_hooks.decls.prepare_assemble_variable.
9585 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9586 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9587 * langhooks.h (lang_hooks_for_decls): Remove
9588 prepare_assemble_variable.
9590 2007-04-08 Mike Stump <mrs@apple.com>
9592 * config/i386/i386.c: Use inc/dec on Core2.
9594 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9596 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9597 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9598 lhd_tree_inlining_end_inlining): Remove.
9599 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9600 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9602 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9603 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9604 lhd_tree_inlining_end_inlining): Remove prototypes.
9605 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9606 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9607 LANG_HOOKS_TREE_INLINING_START_INLINING,
9608 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9610 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9613 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9616 * config/avr/predicates.md (io_address_operand): Delete predicate.
9617 (low_io_address_operand): Don't use 'mode' argument.
9618 (higth_io_address_operand): Rename ...
9619 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9620 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9623 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9625 Revert change removing staticp.
9627 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9630 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9633 2007-04-07 Bruce Korb <bkorb@gnu.org>
9635 * c.opt: Add -Wformat-contains-nul.
9636 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9638 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9639 the NUL byte warning.
9641 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9643 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9645 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9647 * tree.c (staticp): No longer use staticp langhook.
9648 * langhooks.c (lhd_staticp): Removed.
9649 * langhooks.h (struct lang_hooks): Remove staticp.
9650 * c-common.c (c_staticp): Remove.
9651 * c-common.h (c_staticp): Ditto.
9652 * langhooks-defs.h (lhd_staticp): Ditto.
9653 (LHD_HOOKS_STATICP): Ditto
9654 * tree.h (gcc_assert_lowered): New macro.
9656 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9658 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9659 argument "reliable".
9660 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9661 Add argument "reliable". Propagate it through calls.
9662 (infer_loop_bounds_from_undefined): Derive number of iterations
9663 estimates from references in blocks that do not dominate loop latch.
9664 (gcov_type_to_double_int): New function.
9665 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9666 and expected_loop_iterations_unbounded.
9667 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9668 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9669 * tree-data-ref.c (estimated_loop_iterations): Export.
9670 (get_references_in_stmt): Fix -- do not return addresses of local
9672 * cfgloop.h (expected_loop_iterations_unbounded,
9673 estimated_loop_iterations): Declare.
9675 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9677 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9679 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9681 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9682 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9683 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9684 Use output_387_reg_move().
9685 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9686 expander using X87MODEF12 mode macro.
9687 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9688 choosing register preferences. Use output_387_reg_move().
9689 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9690 instead of "x". Use output_387_reg_move().
9691 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9692 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9693 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9694 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9695 Use output_387_reg_move().
9696 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9698 (*truncxf?f_i387 splitter): Ditto.
9700 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9702 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9703 LANG_HOOKS_SAFE_FROM_P.
9704 * expr.c (safe_from_p): Remove langhook call.
9705 * langhooks.h (lang_hooks): Remove safe_from_p.
9706 (lhd_safe_from_p): Remove prototype.
9707 * langhooks.c (lhd_safe_from_p): Remove.
9709 2007-04-06 Jan Hubicka <jh@suse.cz>
9711 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9714 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9717 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9718 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9719 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9721 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9722 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9724 2007-04-05 Richard Henderson <rth@redhat.com>
9726 * config/alpha/alpha.c (print_operand) [+]: Remove.
9727 (alpha_end_function): Print nop if call at end of function.
9728 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9729 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9730 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9731 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9732 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9733 the call pattern. Update peepholes to match.
9735 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9737 * doc/extend.texi (Other Builtins): Add decimal float variants
9739 * builtins.def: Ditto.
9740 * builtins.c (expand_builtin): Ditto.
9742 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9743 H.J. Lu <hongjiu.lu@intel.com>
9746 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9747 of V8HImode when calling ix86_binary_operator_ok.
9748 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9749 (sdot_prodv8hi): Operands 1 and 2 must be register.
9751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9753 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9754 initialize align to silence bogus warning.
9756 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9759 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9761 (struct sra_walk_fns): Remove use_all parameter from use.
9762 (sra_hash_tree): Handle BIT_FIELD_REFs.
9763 (sra_elt_hash): Don't hash bitfld blocks.
9764 (sra_elt_eq): Skip them in parent compares as well. Handle
9766 (sra_walk_expr): Don't maintain or pass down use_all_p.
9767 (scan_use): Remove use_all parameter.
9768 (scalarize_use): Likewise. Re-expand assignment to
9769 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9770 output, and re-scalarize after output. Don't mark anything
9772 (scalarize_ldst): Adjust.
9773 (scalarize_walk_gimple_modify_statement): Likewise.
9774 (build_element_name_1): Handle BIT_FIELD_REFs.
9775 (instantiate_element): Don't warn for any element whose parent
9777 (instantiate_missing_elements_1): Return the sra_elt.
9778 (canon_type_for_field): New.
9779 (try_instantiate_multiple_fields): New.
9780 (instantiate_missing_elemnts): Use them.
9781 (mark_no_warning): Removed.
9782 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9783 (REPLDUP, sra_build_elt_assignment): New.
9784 (generate_copy_inout): Use them.
9785 (generate_element_copy): Likewise. Handle bitfld differences.
9786 (generate_element_zero): Don't recurse for blocks. Use
9787 sra_build_elt_assignment.
9788 (generate_one_element_int): Take elt instead of var. Use
9789 sra_build_elt_assignment.
9790 (generate_element_init_1): Adjust.
9791 (scalarize_use, scalarize_copy): Use REPLDUP.
9792 (scalarize_ldst): Move assert before dereference.
9793 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9795 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9797 * regmove.c: Fix unused variable warnings due to previous commit.
9799 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9801 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9802 (regmove_bb_head): Remove.
9803 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9804 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9805 problems with fixup_match_1.
9806 Don't initialize/free regmove_bb_head.
9808 (reg_is_remote_constant_p): If an insn is in the same basic block
9809 but not before INSN, consider it remote, too.
9811 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9814 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9815 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9817 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9819 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9820 (CONDITIONAL_REGISTER_USAGE): Likewise.
9822 2007-04-04 Richard Henderson <rth@redhat.com>
9824 * config/alpha/lib1funcs.asm: Remove unused file.
9826 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9829 * opts.c (print_specific_help): Fix --help=<language>
9831 (common_handle_option): Support --help=common.
9833 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9836 * gcc.c (main): Do not run the linker if
9837 print_subprocess_help indicates that it shouldn't be
9840 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9843 * doc/invoke.texi (--help=): Document <languages> value, fix
9844 formatting in tables of values.
9846 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9848 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9849 dllimport attribute of virtual methods.
9851 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9853 * config/score/crti.asm: Change _bss_start to __bss_start.
9854 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9855 (OUTGOING_REG_PARM_STACK_SPACE) update.
9856 * config/score/score.opt: add options to make backend support
9857 score5, score5u, score7 and score7d.
9858 * config/score/score.md: Likewise.
9859 * config/score/misc.md: Likewise.
9860 * config/score/mac.md: Likewise.
9861 * doc/invoke.texi: Likewise.
9862 * doc/md.texi: update constraints define.
9864 2007-04-03 Richard Henderson <rth@redhat.com>
9866 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9867 an appropriate type, use the mode instead.
9869 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9871 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9872 Set the default --with-arch setting to mips2.
9873 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9874 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9875 (MULTILIB_OSDIRNAMES): Delete.
9876 (MULTILIB_DIRNAMES): Define.
9877 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9878 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9879 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9880 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9881 VXWORKS_OS_CPP_BUILTINS.
9882 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9883 (MIPS_DEBUGGING_INFO): Undefine.
9884 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9886 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9889 * fold-const.c (native_encode_real): Encode real.c provided longs
9890 as a series of 32-bit native integers.
9891 (native_interpret_real): Interpret buffer as a series of 32-bit
9894 2007-04-03 Richard Guenther <rguenther@suse.de>
9896 * genpreds.c (write_insn_constraint_len): Write function
9897 optimized for CONSTRAINT_LEN implementation.
9898 (write_tm_preds_h): Output insn_constraint_len inline and
9899 use it for CONSTRAINT_LEN.
9900 (write_insn_preds_c): Don't output insn_constraint_len.
9901 * doc/md.texi (define_register_constraint): Document multi-letter
9902 constraints shall have the same length if they start with the same
9905 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9908 * config/i386/i386.md (isinf<mode>2): Expand only when
9909 TARGET_C99_FUNCTIONS is set.
9911 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9913 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9914 (x86_64-*-linux*): Ditto.
9915 * config/i386/i386.opt (mpc): New option.
9916 * config/i386/i386.c (overrride_options): Handle
9917 ix87_precision_string.
9918 * config/i386/crtprec.c: New file.
9919 * config/i386/t-crtpc: Ditto.
9920 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9922 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9923 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9924 crtprec32.o, crtprec64.o and crtprec80.o.
9926 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9928 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9930 2007-04-02 Eric Christopher <echristo@apple.com>
9932 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9933 limitations on darwin.
9935 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9938 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9940 2007-04-02 Dave Korn <dave.korn@artimi.com>
9942 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9944 2007-04-02 Dave Korn <dave.korn@artimi.com>
9946 * libgcc2.h (exception_descriptor): Don't forward-declare.
9947 (__get_eh_table_language, __get_eh_table_version): Delete
9948 prototypes of long-dead functions.
9950 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9952 * ebitmap.h: New file
9953 * ebitmap.c: New file
9954 * Makefile.in (ebitmap.o): New target.
9956 2007-04-01 Jan Hubicka <jh@suse.cz>
9958 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9959 before very first instruction.
9961 2007-04-01 Jan Hubicka <jh@suse.cz>
9963 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9964 waring on 64bit hosts.
9965 * bitmap.h: Fix typo in bitmap_head_def.
9967 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9969 PR rtl-optimization/31391
9970 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9971 into a DELETED_LABEL note, and the label is in an empty basic
9972 block, update BB_END as well as BB_HEAD.
9974 2007-04-01 Richard Henderson <rth@redhat.com>
9976 PR tree-optimization/31169
9977 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9978 to varying if the range is outside [0, prec-1].
9980 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9983 * config/mips/mips.md (load_const_gp): New insn.
9984 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9985 the MIPS16 GP pseudo register if no_new_pseudos.
9986 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9988 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9991 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9993 (call_value): Likewise.
9995 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9996 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9999 * doc/invoke.texi: (optimization options): Reword description
10000 of -ffast-math. Document its primary purpose.
10002 2007-03-31 Richard Guenther <rguenther@suse.de>
10004 * omp-low.c (splay-tree.h): Include.
10005 (lookup_decl): Replace splay-tree usage by pointer-map.
10006 (maybe_lookup_decl): Likewise.
10007 (new_omp_context): Likewise.
10008 (delete_omp_context): Likewise.
10009 * gimplify.c (splay-tree.h): Include.
10010 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
10012 (remap_ssa_name): Likewise.
10013 (remap_decl): Likewise.
10014 (remap_type_1): Likewise.
10015 (remap_type): Likewise.
10016 (copy_body_r): Likewise.
10017 (expand_call_inline): Likewise.
10018 (clone_body): Likewise.
10019 (copy_tree_r): Likewise.
10020 (remap_save_expr): Likewise.
10021 (unsave_r): Likewise.
10022 (unsave_expr_now): Likewise.
10023 (tree_function_versioning): Likewise.
10024 (build_duplicate_type): Likewise.
10025 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10026 (struct copy_body_data): Replace splay-tree by pointer-map.
10027 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10028 not $(SPLAY_TREE_H).
10029 (gimplify.o): Depend on $(SPLAY_TREE_H).
10030 (omp-low.p): Likewise.
10032 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10034 * config/avr/predicates.md (even_register_operand,
10035 odd_register_operand): New predicates.
10036 * config/avr/avr.md (movw peephole2): New.
10037 (movw_r peephole2): New.
10039 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10041 * tree.h (get_signed_or_unsigned_type): New.
10042 * fold-const.c (operand_equal_for_comparison_p): Use
10043 get_signed_or_unsigned_type instead of
10044 lang_hooks.types.signed_or_unsigned_type.
10045 * expr.c (store_expr): Ditto.
10046 * langhooks.c (get_signed_or_unsigned_type): New.
10047 (lhd_signed_or_unsigned_type): New.
10048 * langhooks.h (lhd_signed_or_unsigned_type): New.
10049 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10051 2007-03-30 Richard Henderson <rth@redhat.com>
10053 * tree-ssa-loop-ivopts.c: Include target.h.
10054 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10055 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10056 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10057 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10059 2007-03-30 Richard Henderson <rth@redhat.com>
10060 Kai Tietz <kai.tietz@onevision.com>
10062 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10063 default for 64-bit.
10064 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10065 (TARGET_64BIT_MS_ABI): New.
10066 (DBX_REGISTER_NUMBER): Handle 64-bit.
10067 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10068 (LONG_TYPE_SIZE): Force to 32.
10069 (REG_PARM_STACK_SPACE): New.
10070 (OUTGOING_REG_PARM_STACK_SPACE): New.
10071 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10072 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10073 (STACK_BOUNDARY): Use 128 for 64-bit.
10074 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10075 Add 64-bit implementation.
10076 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10078 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10079 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10080 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10081 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10082 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10083 TARGET_64BIT_MS_ABI.
10084 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10085 (ix86_pass_by_reference): Likewise.
10086 (ix86_function_value_regno_p): Likewise.
10087 (ix86_build_builtin_va_list): Likewise.
10088 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10089 (function_arg_advance_ms_64): New.
10090 (function_arg_advance): Call it.
10091 (function_arg_ms_64): New.
10092 (function_arg): Call it.
10093 (function_value_ms_64): New.
10094 (ix86_function_value_1): Call it.
10095 (return_in_memory_ms_64): New.
10096 (ix86_return_in_memory): Call it.
10097 (setup_incoming_varargs_ms_64): New.
10098 (ix86_setup_incoming_varargs): Call it.
10099 (ix86_expand_prologue): Handle 64-bit stack probing.
10100 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10101 (output_pic_addr_const): Likewise.
10102 (x86_this_parameter): Likewise.
10103 (x86_output_mi_thunk): Likewise.
10104 (x86_function_profiler): Likewise.
10105 (TARGET_STRICT_ARGUMENT_NAMING): New.
10106 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10107 (TARGET_64BIT_MS_ABI): New.
10108 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10109 * config/i386/i386.md (allocate_stack_worker): Remove.
10110 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10111 describe the clobber of eax without a match_scratch.
10112 (allocate_stack_worker_postreload): Remove.
10113 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10114 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10115 (allocate_stack_worker_rex64_postreload): Remove.
10116 (allocate_stack): Handle 64-bit.
10117 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10118 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10119 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10120 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10121 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10122 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10123 * config.build (x86_64-*-mingw*): New host.
10124 * config.host (x86_64-*-mingw*): New host.
10125 * config.gcc (x86_64-*-mingw*): New target.
10126 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10128 2007-03-30 Richard Henderson <rth@redhat.com>
10129 Kai Tietz <kai.tietz@onevision.com>
10131 * c-pragma.c (struct def_pragma_macro_value): New.
10132 (struct def_pragma_macro): New.
10133 (pushed_macro_table): New.
10134 (dpm_hash, dpm_eq): New.
10135 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10136 (init_pragma): Install them.
10137 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10139 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10141 * config/avr/avr.c (avr_override_options): Clear
10142 'flag_delete_null_pointer_checks'.
10144 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10147 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10148 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10149 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10150 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10151 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10152 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10153 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10155 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10157 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10159 * regmove.c: Move all of pass_stack_adjustments from here...
10160 * combine-stack-adj.c: ...to this new file.
10161 * Makefile.in: Add rules for combine-stack-adj.o.
10163 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10165 PR tree-optimization/31383
10166 * tree-data-ref.c (affine_function_equal_p): Do not require the
10167 vectors to have the same length.
10169 2007-03-30 Jan Hubicka <jh@suse.cz>
10171 PR middle-end/30700
10172 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10173 availablility; add more sanity checking; ask varpool only about
10176 2007-03-29 Richard Henderson <rth@redhat.com>
10178 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10179 to decide, but __SIZEOF_LONG_LONG__.
10181 2007-03-29 Richard Henderson <rth@redhat.com>
10183 * emutls.c (struct __emutls_array): New.
10184 (emutls_destroy): Use it instead of casting element 0 from void*.
10185 (__emutls_get_address): Likewise.
10187 2007-03-29 Richard Henderson <rth@redhat.com>
10189 * varasm.c (initializer_constant_valid_p): Don't deny
10190 DECL_DLLIMPORT_P on functions.
10192 * config/i386/cygming.h: Remove function declarations.
10193 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10194 (ASM_OUTPUT_LABELREF): Remove.
10195 (COMMON_ASM_OP): Remove.
10196 (ASM_OUTPUT_COMMON): Remove.
10197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10198 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10199 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10200 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10201 Rename from TARGET_ENCODE_SECTION_INFO.
10202 * config/i386/netware.h: Likewise.
10203 * config/i386/i386-protos.h: Update.
10204 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10205 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10206 (legitimate_constant_p): Reject dllimports.
10207 (dllimport_map, get_dllimport_decl): New.
10208 (legitimize_dllimport_symbol): New.
10209 (legitimize_address, ix86_expand_move): Use it.
10210 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10211 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10212 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10213 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10214 * config/i386/predicates.md (constant_call_address_operand): Only
10215 accept symbols; reject dllimport_p symbols.
10216 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10217 i386_pe_maybe_record_exported_symbol.
10218 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10219 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10220 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10221 trust the setting of DECL_DLLIMPORT_P.
10222 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10223 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10224 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10225 tidy the argument scanning loop.
10226 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10227 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10228 (i386_pe_strip_name_encoding): Remove.
10229 (i386_pe_binds_local_p): New.
10230 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10231 (i386_pe_output_labelref): Remove.
10232 (i386_pe_asm_output_aligned_decl_common): New.
10233 (i386_pe_maybe_record_exported_symbol): Rename from
10234 i386_pe_record_exported_symbol; check for dllexported symbols.
10236 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10238 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10239 add comment explaining why vsnprintf cannot be used.
10241 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10243 PR tree-optimization/30666
10244 * tree.c (build_complex_type): When creating type names for DWARF2
10245 debug info, create TYPE_DECLs for TYPE_NAME instead of
10247 (build_common_tree_nodes_2): Use build_complex_type when building
10248 predefined complex types, to preserve canonical types.
10250 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10252 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10253 (noce_get_alt_condition): Look at it to determine whether to
10254 reverse the condition or not.
10255 (noce_get_condition): Substitute the truth for lies.
10256 (noce_find_if_block): Set the then_else_reversed field.
10258 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10260 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10261 destination of this insn.
10262 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10263 than calling gen_rtx_SET directly. Use r0 to hold the value of
10264 'address + 4' rather than a stack based temporary which can be
10265 mis-optimized away.
10267 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10269 * config/s390/s390.c (s390_secondary_input_reload_class,
10270 s390_secondary_output_reload_class): Functions removed.
10271 (s390_secondary_reload): New function.
10272 (TARGET_SECONDARY_RELOAD): Target macro defined.
10273 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10274 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10275 * config/s390/s390.md ("reload_outti", "reload_outdi",
10276 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10277 "reload_out<mode>"): Expanders removed.
10278 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10279 "reload<mode>_nonoffmem_out"): Expanders added.
10281 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10283 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10284 action if SRC->DEST replacement failed anyway.
10286 2007-03-28 Mike Stump <mrs@apple.com>
10288 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10289 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10290 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10292 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10294 * config.gcc: Accept barcelona as a variant of amdfam10.
10295 * config/i386/i386.c (override_options): Likewise.
10296 * doc/invoke.texi: Likewise.
10298 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10300 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10301 offsets for BIT_FIELD_REF and COMPONENT_REF.
10303 2007-03-28 Richard Guenther <rguenther@suse.de>
10305 * tree.c (is_global_var): Move ...
10306 * tree-flow-inline.h (is_global_var): ... here.
10307 * tree.h (is_global_var): Remove declaration.
10309 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10311 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10313 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10314 * config/i386/i386.c (ix86_tune_features): Initialize new
10316 * config/i386/predicates.md (promotable_binary_operator): Use
10317 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10319 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10322 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10324 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10326 * config/fr30/fr30.md (movsi_internal): Change destination
10327 constraint from m to V and add m to the end.
10329 2007-03-28 Christian Bruel <christian.bruel@st.com>
10331 * config/sh/sh.md (movsi_i): Fix type attribute.
10333 2007-03-28 Christian Bruel <christian.bruel@st.com>
10335 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10336 (movsf_ie): Likewise.
10338 2007-03-28 Christian Bruel <christian.bruel@st.com>
10340 * config.gcc: Add sh4-300 to multilib.
10341 * config/sh/t-mlib-sh4-300: New file.
10343 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10345 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10346 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10347 fix_trunc<mode>di2.
10348 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10349 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10350 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10351 "fixuns_trunctddi2"): Whitespace fix.
10353 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10355 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10356 the definition of struct sh_args.
10357 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10358 CALL_COOKIE_INT_REG_GET): Likewise.
10360 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10362 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10363 transformations are applied successfully.
10365 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10367 * tree.c (tree_contains_struct): Permit 512 tree codes.
10368 * tree.h (tree_contains_struct): Ditto.
10369 (MAX_TREE_CODES): Ditto.
10370 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10371 SPARE member to store remaining padding bits.
10373 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10375 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10378 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10380 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10381 * configure: Regenerate.
10383 * configure: Regenerate using the correct version of autoconf.
10385 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10387 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10389 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10390 regs to "__SP_L__" and "__SP_H__".
10392 2007-03-27 Richard Guenther <rguenther@suse.de>
10394 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10395 computations with it with a HOST_WIDE_INT variable.
10397 2007-03-26 Mike Stump <mrs@apple.com>
10399 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10400 objective-c-header, objective-c++-header and objc++-cpp-output
10402 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10404 2007-03-26 Richard Henderson <rth@redhat.com>
10407 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10408 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10409 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10410 IX86_BUILTIN_PSRLQ128): New.
10411 (ix86_init_mmx_sse_builtins): Add them.
10412 (ix86_expand_builtin): Expand them.
10413 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10414 operand 2 be TImode.
10415 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10416 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10417 _mm_srli_epi64): Mark __B const.
10418 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10419 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10420 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10421 new two-vector shift builtins.
10423 2007-03-26 Ian Lance Taylor <iant@google.com>
10425 PR tree-optimization/31345
10426 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10427 [+INF, +INF(OVF)] into VARYING.
10429 2007-03-26 Zack Weinberg <zackw@panix.com>
10431 * gengtype-parse.c: New file.
10432 * gengtype-yacc.y: Delete.
10433 * gengtype-lex.l: Don't include gengtype-yacc.h.
10434 Define YY_DECL and yyterminate appropriately for recursive
10435 descent parser. yylval is now a string out-parameter to yylex.
10436 (HWS, EOID): New shorthand.
10437 (IWORD): Add a couple more types.
10438 (yylex): Add a setup stanza. Remove the complex rules for
10439 detecting GTY'ed types and typedefs; replace with simple
10440 keyword detectors. Adjust everything for the changed
10441 definition of yylval. Ignore all pp-directives, not just #define.
10443 (parse_file): Rename yybegin; do not call yyparse.
10445 * gengtype.c (xasprintf): Export again.
10446 (this_file): New. Use everywhere __FILE__ was being used.
10447 (get_lang_bitmap): Special case types defined in gengtype.c.
10448 (do_typedef, new_structure): Suppress definition of certain types.
10449 (new_structure): Improve diagnostics of duplicate definitions.
10450 Make sure location_s is associated with input.h.
10451 (nreverse_pairs, define_location_structures): New functions.
10452 (main): Improve tagging of kludge types. Remove old kludges
10453 for input.h types; use define_location_structures.
10454 * gengtype.h: Update prototypes. Define token codes here.
10455 * Makefile.in: Remove all references to gengtype-yacc.
10456 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10458 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10459 add GTY((skip)) to the field that's only conditionally there.
10460 * doc/install.texi: Document that Bison is no longer required
10461 unless building treelang.
10463 * gengtype.c: Don't include gtyp-gen.h.
10464 (srcdir): Declare here.
10465 (base_files, lang_dir_names): Allocate dynamically.
10466 (gt_files, num_gt_files, num_lang_dirs): New globals.
10467 (measure_input_list, read_input_line, read_input_list)
10468 (set_lang_bitmap): New functions.
10469 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10470 simplify, relying on read_input_list to set up the bitmaps.
10471 (main): Arguments are no longer unused. Check for correct number
10472 of command line arguments, set srcdir and srcdir_len, then call
10473 read_input_list, before doing anything else. No need to worry
10474 about duplicates in main loop.
10475 * configure.ac: Simplify the calculation of all_gtfiles.
10476 Put language tags in there. Don't set or substitute
10477 all_gtfiles_files_langs or all_gtfiles_files_frags.
10478 * Makefile.in: Revamp the way gengtype is invoked, now that it
10479 takes a file on its command line with a much simpler format.
10480 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10481 (GTFILES): Remove duplicates and C source files.
10482 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10483 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10484 * configure: Regenerate.
10486 * gengtype.h: Remove all type definitions to gengtype.c; leave
10487 only definitions of options_p, type_p, and pair_p as opaque
10488 pointers. Update prototypes.
10489 * gengtype.c: Many type definitions moved here from gengtype.h.
10490 Consolidate type definitions at the top of the file.
10491 (xvasprintf): Delete.
10492 (xasprintf): Make static.
10493 (create_nested_pointer_option): Add 'next' parameter.
10494 (create_field_all, create_field_at): New functions.
10495 (create_field): Now a thin wrapper around create_field_all.
10496 (create_optional_field): Rename create_optional_field_ and add
10497 line argument. Original name is now a macro which supplies
10499 (oprintf): Use vsnprintf directly.
10500 (close_output_files): Use fatal rather than perror/exit.
10501 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10502 (main): Set progname. Don't use exit.
10503 * gengtype-yacc.y (struct_fields): Use create_field_at.
10504 (option, optionseqopt): Delete.
10505 (optionseq): Consolidate productions from option here so we
10506 can use the first argument to create_option.
10508 * gengtype-lex.l: Distinguish unions from structures in the
10509 token type. Don't call find_structure; return the tag as a string.
10510 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10511 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10512 string. Reorganize typedef_struct production accordingly.
10513 Use create_nested_ptr_option.
10514 * gengtype.c (create_nested_ptr_option): New function.
10515 * gengtype.h: Declare it.
10517 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10518 (string_type): Don't declare.
10519 (do_scalar_typedef): Declare.
10520 (create_scalar_type): Update prototype.
10521 * gengtype.c (string_type): Make static.
10522 (scalar_nonchar, scalar_char): New.
10523 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10524 (resolve_typedef): Use scalar_nonchar for error recovery.
10525 (create_scalar_type): Remove name_len field. Return scalar_char
10526 or scalar_nonchar as appropriate.
10527 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10528 to use string_type.
10529 (throughout): Use scalar_nonchar instead of calling
10530 create_scalar_type, whenever possible.
10531 (main): Initialize scalar_char and scalar_nonchar before calling
10533 * gengtype-lex.l: Adjust for removal of second argument to
10534 create_scalar_type. Use yylval.s instead of yylval.t when
10536 * gengtype-yacc.y: Type of SCALAR is string. Call
10537 create_scalar_type from type:SCALAR rule. Adjust for removal of
10538 second argument to create_scalar_type.
10540 * vec.h: Remove all #if IN_GENGTYPE blocks.
10541 Add comment saying that changes may require adjustments to gengtype.
10542 * gengtype.c: Don't include coretypes.h or tm.h.
10543 Add comment to inclusion of errors.h.
10544 (note_def_vec, note_def_vec_alloc): New functions.
10545 * gengtype.h: Declare new functions.
10546 * gengtype-lex.l: Don't include coretypes.h.
10547 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10549 (update_lineno): Remove unnecessary prototype.
10550 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10551 (VEC rule): Just return VEC_TOKEN.
10552 * gengtype-yacc.y (VEC_TOKEN): New token type.
10553 (type): Add a production for VEC(a,b).
10554 * Makefile.in: Update dependencies.
10556 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10557 typedefs that use the old PARAMS macro.
10559 * gengtype-lex.l: Remove all rules and states relating to yacc
10561 * gengtype-yacc.y: Similarly.
10562 * gengtype.c (note_yacc_type): Delete function.
10563 * gengtype.h: Update prototypes.
10565 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10567 * tree-pretty-print.c (dump_generic_node): Report precision of
10568 unnamed integer types.
10570 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10572 * ifcvt.c (noce_try_store_flag_constants): Don't check
10573 no_new_pseudos here.
10574 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10575 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10576 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10577 noce_try_sign_mask): Likewise.
10578 (if_convert): Check no_new_pseudos here.
10580 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10582 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10583 (noce_get_condition): Handle new then_else_reversed argument.
10584 (noce_init_if_info): Remove, fold into noce_find_if_block.
10585 (noce_process_if_block): Take a struct noce_if_info as the
10586 argument. Don't set up one based on ce_if_info. Update pointer
10587 references accordingly.
10588 (cond_move_process_if_block): Likewise.
10589 (process_if_block): Removed.
10590 (find_if_block): Removed. Move functionality two new functions,
10591 noce_find_if_block and cond_exec_find_if_block.
10592 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10593 blocks and the symmetric IF-ELSE-JOIN case.
10594 (cond_exec_find_if_block): Also new function mostly based on old
10595 find_if_block and process_if_block.
10596 (find_if_header): Replace find_if_block call with separately
10597 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10598 (find_cond_trap): Update noce_get_condition call.
10599 (dead_or_predicable): Likewise.
10601 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10603 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10605 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10606 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10607 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10608 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10609 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10610 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10611 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10612 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10613 __builtin_ia32_psrad128 builtins.
10615 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10617 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10618 * config/i386/constraints.md
10619 (define_constraint "I"): Use IN_RANGE macro.
10620 (define_constraint "J"): Ditto.
10621 (define_constraint "K"): Ditto.
10622 (define_constraint "M"): Ditto.
10623 (define_constraint "N"): Ditto.
10624 (define_constraint "O"): Ditto.
10625 * config/i386/predicates.md
10626 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10627 (define_predicate "const_0_to_3_operand"): Ditto.
10628 (define_predicate "const_0_to_7_operand"): Ditto.
10629 (define_predicate "const_0_to_15_operand"): Ditto.
10630 (define_predicate "const_0_to_63_operand"): Ditto.
10631 (define_predicate "const_0_to_255_operand"): Ditto.
10632 (define_predicate "const_1_to_31_operand"): Ditto.
10633 (define_predicate "const_2_to_3_operand"): Ditto.
10634 (define_predicate "const_4_to_7_operand"): Ditto.
10636 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10638 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10639 in SImode for save_world.
10640 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10643 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10645 PR tree-optimization/30784
10646 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10649 2007-03-25 Revital Eres <eres@il.ibm.com>
10651 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10652 Fold movement_possibility function into it.
10654 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10656 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10657 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10658 (call_indirect_nonlocal_darwin64): Same.
10659 (call_nonlocal_darwin64): Same.
10660 (call_value_indirect_nonlocal_darwin64): Same.
10661 (call_value_nonlocal_darwin64): Same.
10662 (sibcall_nonlocal_darwin64): Same.
10663 (sibcall_value_nonlocal_darwin64): Same.
10664 (sibcall_symbolic_64): Same.
10665 (sibcall_value_symbolic_64): Same.
10666 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10668 (rs6000_emit_load_toc_table): Same.
10669 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10670 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10672 (divss_call): Same.
10673 (divus_call): Same.
10674 (quoss_call): Same.
10675 (quous_call): Same.
10676 (load_toc_v4_pic_si): Same
10677 (load_toc_v4_PIC_1): Same.
10678 (load_toc_v4_PIC_1b): Same.
10679 (call_indirect_aix{32,64}): Same.
10680 (call_value_indirect_aix{32,64}): Same.
10682 (call_value): Same.
10683 (call_local{32,64}): Same.
10684 (call_value_local{32,64}): Same.
10685 (call_indirect_nonlocal_aix{32,64}): Same.
10686 (call_nonlocal_aix{32,64}): Same.
10687 (call_value_indirect_nonlocal_aix{32,64}): Same.
10688 (call_value_nonlocal_aix{32,64}): Same.
10689 (call_indirect_nonlocal_sysv<mode>): Same.
10690 (call_nonlocal_sysv<mode>): Same.
10691 (call_value_indirect_nonlocal_sysv<mode>): Same.
10692 (call_value_nonlocal_sysv<mode>): Same.
10694 (sibcall_local{32,64}): Same.
10695 (sibcall_value_local{32,64}): Same.
10696 (sibcall_nonlocal_aix{32,64}): Same.
10697 (sibcall_value_nonlocal_aix{32,64}): Same.
10698 (sibcall_nonlocal_sysv<mode>): Same.
10699 (sibcall_value): Same.
10700 (sibcall_value_nonlocal_sysv<mode>): Same.
10702 2007-03-24 Paul Brook <paul@codesourcery.com>
10704 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10705 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10707 2007-03-24 Richard Henderson <rth@redhat.com>
10709 * config/ia64/constraints.md: New file.
10710 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10711 satisfies_constraint_?.
10712 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10713 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10714 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10715 ia64_output_mi_thunk): Likewise.
10716 (ia64_const_ok_for_letter_p): Remove.
10717 (ia64_const_double_ok_for_letter_p): Remove.
10718 (ia64_extra_constraint): Remove.
10719 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10720 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10721 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10722 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10723 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10724 EXTRA_MEMORY_CONSTRAINT): Remove.
10725 * config/ia64/ia64.md: Include constriants.md. Replace
10726 CONST_OK_FOR_? with satisfies_constraint_?.
10728 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10729 H.J. Lu <hongjiu.lu@intel.com>
10731 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10733 (name macros): Use DPD_BID_NAME to convert names properly.
10735 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10736 decimal floating point format.
10737 (init_floating_libfuncs): Change decimal functions so that they
10738 have a "bid_" prefix if the decimal system uses the BID format,
10739 and "dpd_" prefix if the decimal system uses the DPD format.
10740 (init_interclass_conv_libfuncs): Ditto.
10741 (init_intraclass_conv_libfuncs): Ditto.
10743 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10744 using the BID format.
10746 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10747 whether we are using the BID decimal format.
10748 * configure: Regenerate.
10750 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10751 the compiler has decimal floating point enabled. Define
10752 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10755 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10756 using the BID format.
10758 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10759 whether we are using the BID decimal format.
10760 * configure: Regenerate.
10762 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10763 the compiler has decimal floating point enabled. Define
10764 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10767 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10768 options, and that it is enabled for i386/x86_64 systems.
10770 * Makefile.in (enable_decimal_float): New.
10772 (DECNUMINC): Add -I$(DECNUMFMT).
10773 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10774 to $(DECNUMFMT) from $(DECNUM).
10776 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10777 Substitute enable_decimal_float.
10778 * configure: Regenerated.
10781 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10784 * configure.ac: Enable decimal float for x86_64-*-linux*.
10785 * configure: Regenerated.
10788 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10789 decimal128ClearSign to flip and clear the sign bit in decimal128.
10790 (decimal_real_maxval): Set decimal128SetSign to set the sign
10793 2007-03-23 Ian Lance Taylor <iant@google.com>
10795 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10797 2007-03-23 Ian Lance Taylor <iant@google.com>
10799 * tree-dump.c (dump_files): Correct comment.
10801 2007-03-23 Ian Lance Taylor <iant@google.com>
10803 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10805 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10807 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10808 in cfglayout mode. Don't go into and out of cfglayout mode.
10809 Link the blocks in the order of the constructed traces.
10810 (rest_of_handle_tracer): Adjust call to tracer.
10811 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10812 Don't go into cfglayout mode.
10813 (rtl_loop_done): Don't go out of cfglayout mode.
10814 * cfglayout.c (relink_block_chain): New function, split out from...
10815 (fixup_reorder_chain): ...here. Remove redundant checking.
10816 (cfg_layout_finalize): Don't clear the header, footer, and aux
10817 fields here, move the code to do so to relink_block_chain. Likewise
10818 for free_original_copy_tables.
10819 * rtl.h (tracer): Update prototype.
10820 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10821 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10822 mode. Use relink_block_chain to serialize the CFG according to the
10823 new basic block order. Move targetm.cannot_modify_jumps_p check from
10825 (gate_handle_reorder_blocks): ...to here.
10826 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10828 (gate_duplicate_computed_gotos): ...to here.
10829 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10830 something always changes when going into and out of cfglayout mode.
10831 Perform an expensive cfg cleanup while going into cfglayout mode.
10832 Always update liveness information on HAVE_conditional_execution
10833 targets. Reserialize the basic blocks and go out of cfglayout mode.
10834 * reg-stack.c: Include cfglayout.h.
10835 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10836 the call to reorder_basic_blocks.
10837 * basic-block.h (reorder_basic_blocks): Update prototype.
10838 (relink_block_chain): New prototype.
10839 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10841 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10843 * config/mips/mips.md (type, hazard, *movdi_32bit,
10844 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10845 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10846 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10847 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10848 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10850 (movcc): Change first xfer to multi.
10851 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10852 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10853 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10854 config/mips/generic.md: Change reservations using "xfer" to use
10856 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10857 using match_operand.
10858 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10859 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10861 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10863 2007-03-22 Richard Henderson <rth@redhat.com>
10865 * config/i386/i386.c: Remove unnecessary function declarations.
10866 Move targetm definition, and all related macros, to the end of
10867 the file. Resort some functions to put definitions before uses.
10868 (ix86_attribute_table): Make static. Move to end of file.
10869 (ix86_gimplify_va_arg): Make static.
10871 2007-03-22 Richard Henderson <rth@redhat.com>
10873 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10874 don't increase local_regparm with force_align_arg_pointer check.
10875 (ix86_function_sseregparm): Assert 32-bit.
10876 (type_has_variadic_args_p): New.
10877 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10878 type_has_variadic_args_p.
10879 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10880 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10881 use memset instead. Do maybe_vaarg check first; skip attribute
10882 tests if true; skip attribute tests for 64-bit.
10883 (construct_container): Remove TARGET_DEBUG_ARG.
10884 (function_arg_advance_32, function_arg_advance_64): Split out ...
10885 (function_arg_advance): ... from here.
10886 (function_arg_32, function_arg_64): Split out ...
10887 (function_arg): ... from here.
10888 (ix86_pass_by_reference): Tidy.
10889 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10890 (function_value_32): New, from parts of ix86_function_value
10891 and ix86_value_regno.
10892 (function_value_64): New, from parts of ix86_function_value
10893 and ix86_libcall_value.
10894 (ix86_function_value_1): New.
10895 (ix86_function_value, ix86_libcall_value): Use it.
10896 (return_in_memory_32, return_in_memory_64): Split out ...
10897 (ix86_return_in_memory): ... from here.
10898 (ix86_struct_value_rtx): Skip for 64-bit.
10899 (ix86_libcall_value, ix86_value_regno): Remove.
10900 (setup_incoming_varargs_64): Split out ...
10901 (ix86_setup_incoming_varargs): ... from here.
10902 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10903 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10904 * config/i386/i386-protos.h (ix86_function_value): Remove.
10905 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10907 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10910 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10911 infinities not supported, otherwise emit warning if -Woverflow. On
10912 underflow, emit warning if -Woverflow.
10913 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10915 * real.h (real_from_string): Update declaration
10917 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10918 Richard Henderson <rth@redhat.com>
10920 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10921 * calls.c (compute_argument_block_size, expand_call,
10922 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10923 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10924 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10925 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10926 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10927 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10928 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10929 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10932 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10934 * c-incpath.c (add_sysroot_to_chain): New.
10935 (merge_include_chains): Add sysroot argument. Call
10936 add_sysroot_to_chain if sysrooted.
10937 (register_include_chains): Update call to merge_include_chains.
10938 * doc/cppopts.texi: Document use of '=' in include directory
10941 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10943 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10944 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10945 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10946 insn pattern using X87MODEF12 mode macro.
10948 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10950 * regmove.c (regmove_optimize): Use reg_mentioned_p
10951 instead of reg_overlap_mentioned_p for DST.
10953 2007-03-21 Mike Stump <mrs@apple.com>
10955 * c.opt: Fixup for Objective-C/C++.
10957 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10959 * explow.c (convert_memory_address): Fold memory reference when
10960 POINTERS_EXTEND_UNSIGNED < 0
10962 2007-03-21 Richard Henderson <rth@redhat.com>
10965 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10966 * config/i386/mmintrin.h (__m64): Likewise.
10967 * config/i386/xmmintrin.h (__m128): Likewise.
10969 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10971 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10972 (VXWORKS_OS_CPP_BUILTINS): Define.
10973 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10974 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10976 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10978 * rtl.h (constant_pool_reference_p): Delete.
10979 (find_constant_src): Declare.
10980 * rtlanal.c (find_constant_src): New function.
10981 * simplify-rtx.c (constant_pool_reference_p): Delete.
10982 * config/i386/i386.md: Use find_constant_src instead of
10983 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10985 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10987 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10988 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10990 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10992 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10993 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10994 (arm_elf_asm_constructor): Use it.
10995 (arm_elf_asm_destructor): New function.
10997 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10999 * jump.c (mark_jump_label): Treat SEQUENCE specially.
11001 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
11003 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
11005 2007-03-19 Andrew Haley <aph@redhat.com>
11007 PR tree-optimization/31264
11008 * tree-vrp.c (register_edge_assert_for_1): Don't look though
11009 VIEW_CONVERT_EXPRs.
11011 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
11013 PR rtl-optimization/30907
11014 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11015 (fwprop_init): Always call loop_optimizer_initialize.
11016 (fwprop_done): Always call loop_optimizer_finalize.
11017 (fwprop): We always have loop info now.
11018 (gate_fwprop_addr): Remove.
11019 (pass_fwprop_addr): Use gate_fwprop as gate.
11021 PR rtl-optimization/30841
11022 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11023 df_chain_alloc): Call df_reorganize_refs unconditionally.
11024 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11025 refs_organized to refs_organized_size.
11026 (df_ref_create_structure): Use refs_organized_size instead of
11027 bitmap_size if refs had been organized, and keep refs_organized_size
11029 * df.h (struct df_ref_info): Change refs_organized to
11030 refs_organized_size.
11031 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11034 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11036 * except.c (output_function_exception_table): Do not reference the
11037 EH personality routine for functions that do not require an
11040 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11043 * c-typeck.c (convert_for_assignment): Call comptypes for
11044 RECORD_TYPE or UNION_TYPE.
11046 PR inline-asm/30505
11047 * reload1.c (reload): Do invalid ASM checking after
11048 cleanup_subreg_operands.
11050 2007-03-19 Jeff Law <law@redhat.com>
11052 * tree-cfg.c (find_taken_edge): Tighten conditions for
11053 optimizing computed gotos.
11055 2007-03-19 Michael Matz <matz@suse.de>
11057 * builtins.c (expand_builtin_sync_operation,
11058 expand_builtin_compare_and_swap,
11059 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11062 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11063 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11066 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11068 * doc/tm.texi: Add brackets around the return type of
11069 TARGET_SECONDARY_RELOAD.
11071 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11072 Richard Guenther <rguenther@suse.de>
11074 PR tree-optimization/31254
11075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11076 Use handled_component_p () where appropriate. Continue
11077 propagating into the rhs if we propagated into an INDIRECT_REF
11080 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11082 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11083 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11084 (xde, xdee): Mode attributes adjusted to support DFP modes.
11085 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11086 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11087 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11088 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11089 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11090 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11091 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11093 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11094 "movsf"): Insn definitions removed.
11095 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11096 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11097 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11099 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11100 "reload_in<mode>", "reload_out<mode>"): Expander added.
11101 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11106 * config/s390/s390.md: Only non-functional changes. Renamed
11107 FPR mode macro to BFP all over the file.
11109 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11111 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11112 (op_type attribute): RRF instruction type added.
11113 (fT0): New mode attribute.
11114 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11115 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11116 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11117 instruction no secondary memory is needed when moving DFmode values
11118 between GPRs and FPRs.
11120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11122 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11123 inverted and documentation adjusted.
11124 ("mhard-dfp", "msoft-dfp"): New options.
11125 * config/s390/s390.c (s390_handle_arch_option): New architecture
11127 (override_options): Sanity checks for the new options added.
11128 * config.gcc: New architecture switch: z9-ec.
11129 * config/s390/s390.h (processor_flags): PF_DFP added.
11130 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11131 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11132 when the bit is NOT set so remove it from the defaults.
11134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11136 * genemit.c (main): Print include statement for dfp.h.
11137 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11140 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11142 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11144 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11147 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11148 instead of PATTERN.
11150 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11152 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11153 attr_length_call, output_call, output_indirect_call): Cleanup
11154 formatting of targetm calls.
11156 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11158 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11160 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11162 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11163 reservation, bypass and anti-bypass descriptions for these
11164 instructions. Update move patterns.
11165 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11168 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11170 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11171 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11172 (get_initial_def_for_reduction): Likewise.
11174 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11176 Fix PR tree-optimization/29922
11177 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11178 (get_representative): Removed.
11179 (value_dies_in_block_x): Update for rvuse removal.
11180 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11181 (compute_antic_aux): Handle when PHI nodes appear in
11182 non-single-successors.
11183 (dump_bitmap_of_names): Removed.
11184 (compute_antic_safe): Renamed and removed rvuse calculation.
11185 Calculate only antic safe.
11186 (insert_into_preds_of_block): Remove assert.
11187 (execute_pre): Update for renamed functions.
11188 (defer_or_phi_translate_block): New function.
11190 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11192 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11193 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11195 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11196 Follow spelling conventions.
11198 * tree-data-ref.h: Remove the prototype for analyze_array.
11200 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11202 PR tree-optimization/31041
11203 * tree-vect-transform.c (get_initial_def_for_induction): Call
11204 force_gimple_operand.
11206 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11208 * ipa-type-escape.c (look_for_casts) : Revert code to use
11209 handled_component_p due to ada test a-numaux.adb.
11211 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11213 * final.c (final_scan_insn): Alter the condition of a
11214 conditional trap if we have nonstandard CC.
11216 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11218 * configure.ac: Remove excess quoting from asm line 0 test.
11219 * configure: Rebuilt.
11221 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11223 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11224 * c-common.c (convert_and_check): Move warning logic to...
11225 (warnings_for_convert_and_check): ...here. Define.
11226 * c-common.h (warnings_for_convert_and_check): Declare.
11228 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11230 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11231 (output_call): Likewise.
11233 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11235 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11237 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11239 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11241 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11243 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11244 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11246 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11248 PR tree-optimization/31183
11249 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11250 Use double_int instead of unsigned int for representing access_strides.
11251 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11253 2007-03-16 Richard Guenther <rguenther@suse.de>
11255 PR tree-optimization/31146
11256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11257 to allow recursion of forward_propagate_addr_expr.
11258 (forward_propagate_addr_into_variable_array_index): Likewise.
11259 (forward_propagate_addr_expr): Likewise.
11260 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11261 (forward_propagate_addr_expr_1): Recurse on simple copies
11262 instead of propagating into them. Do so for useless conversions
11264 (forward_propagate_addr_expr): Clean up unused statements after
11267 2007-03-16 Richard Guenther <rguenther@suse.de>
11269 * builtins.c (expand_builtin_cexpi): Use the right argument
11270 for the expansion via cexp.
11272 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11274 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11275 * configure: Rebuilt.
11277 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11280 * dwarf2out.c (force_type_die): Adjust comment.
11281 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11283 2007-03-15 DJ Delorie <dj@redhat.com>
11285 * config/frv/predicates.md (minmax_operator): Don't check operands
11288 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11290 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11291 Update constant estimates of number of iterations.
11292 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11293 argument renamed to "realistic".
11294 (compute_estimated_nb_iterations): Removed.
11295 (record_niter_bound): New function.
11296 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11297 call record_nonwrapping_iv with upper = false.
11298 (infer_loop_bounds_from_signedness): Pass upper argument to
11299 record_nonwrapping_iv.
11300 (estimate_numbers_of_iterations_loop): Do not call
11301 compute_estimated_nb_iterations. Record estimate based on profile
11302 information. Initialize the constant estimates of number of
11304 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11306 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11307 number of iterations is too small.
11308 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11309 (EST_NOT_AVAILABLE): Removed.
11310 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11311 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11314 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11316 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11317 Handle NE_EXPR guards.
11319 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11322 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11323 Set also -pedantic-errors by default for the preprocessor unless
11324 -fpermissive is given.
11326 2007-03-15 Richard Guenther <rguenther@suse.de>
11328 PR middle-end/29719
11329 PR middle-end/31161
11330 * builtins.c (expand_builtin_cexpi): As a fallback if we
11331 don't have builtins for sincos or cexp create a function
11332 declaration for cexp and expand to a call to that.
11333 (expand_builtin_int_roundingfn): Always fall
11334 back to floor/ceil and its variants even if they may be
11337 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11339 PR middle-end/31159
11340 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11341 jump tables, move the call to delete_dead_jumptables from here...
11342 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11343 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11344 don't allow merging of blocks that try_redirect_by_replacing_jump
11345 also does not handle when not optimizing.
11347 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11348 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11350 * config/i386/i386.md (x86_sahf_1): Correctly handle
11353 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11356 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11357 x86_64_general_operand as operand[2] predicate. Remove "iF"
11358 from operand constraints and use "e" constraint instead.
11359 (*subti3_1, *subti3_1 splitter): Ditto.
11360 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11361 operand[1] predicate.
11363 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11365 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11366 arrays, multiply the access strides by the size of the sub-array.
11367 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11369 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11371 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11372 the configured assembler supports the sahf mnemonic.
11373 * configure: Regenerate.
11374 * config.in: Regenerate.
11376 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11377 emit "sahf" or ".byte\t0x9e" as asm template.
11379 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11382 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11383 option to replace hard coded TARGET_xxx in md file.
11384 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11385 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11386 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11387 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11388 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11389 (X86_TUNE_NOT_VECTORMODE): Ditto.
11390 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11391 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11392 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11393 (TUNE_SLOW_IMUL_IMM8): Ditto.
11394 (TUNE_MOVE_M1_VIA_OR): Ditto.
11395 (TUNE_NOT_UNPAIRABLE): Ditto.
11396 (TUNE_NOT_VECTORMODE): Ditto.
11398 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11401 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11402 tuning options instead of hard coded TARGET_xxx.
11403 (fix ssemode peephole2's): Ditto.
11404 (imul peephole2's): Ditto.
11406 (movdi_or_rex64): Ditto.
11407 (move peephole2): Ditto.
11408 (not peephole2's): Ditto.
11410 2007-03-14 Dirk Mueller <dmueller@suse.de>
11412 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11413 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11414 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11416 * c-parser.c (c_parser_do_statement): Warn about empty body in
11417 do/while statement.
11418 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11419 * doc/invoke.texi (-Wempty-body): Update documentation.
11421 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11424 * c-common.h (warn_for_div_by_zero): Declare.
11425 * c-common.c (warn_for_div_by_zero): Define.
11426 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11429 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11431 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11432 to PREFIX and STANDARD_PREFIX.
11434 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11435 Phil Edwards <phil@codesourcery.com>
11437 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11438 (__gthread_once_t): Remove busy field for RTPs.
11439 (__GTHREAD_ONCE_INIT): Update accordingly.
11441 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11443 * doc/invoke.texi: Document VxWorks options.
11445 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11447 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11449 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11451 PR tree-optimization/30590
11452 * tree-nrv.c (tree_nrv): Check for the partial update of the
11455 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11457 * flags.h (flag_random_seed): Remove declaration, in favor of...
11458 * toplev.h (get_random_seed, set_random_seed): ... these.
11459 * tree.c (get_file_function_name): Use the former.
11460 * opts.c (common_handle_option): Use the latter.
11463 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11465 PR middle-end/31127
11466 * cse.c (cse_find_path): Do not bail out if a basic block that
11467 we already visited now becomes part of a path that starts at a
11468 different basic block. Just disallow this, to make sure we
11469 visit each basic block at most once.
11471 2007-03-13 Jan Hubicka <jh@suse.cz>
11473 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11474 attributes, when profile esitmate is present, calls with very low
11475 frequency are cold.
11477 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11479 PR tree-optimization/30730
11480 PR tree-optimization/26900
11481 * tree-ssa-loop-niter.c: Include gmp.h.
11482 (bounds): New type.
11483 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11484 split_to_var_and_offset, determine_value_range,
11485 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11486 bound_difference, bounds_add, bounds_negate,
11487 number_of_iterations_ne_max, dump_affine_iv): New functions.
11488 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11489 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11490 difference of initial and final value of control iv to validate
11492 (number_of_iterations_cond): Add loop parameter. Determine bounds
11493 on the difference of the extremes of the control iv. Add dumps.
11494 (expand_simple_operations): Handle phi nodes.
11495 (simplify_using_initial_conditions): Do not record used conditions.
11496 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11497 Do not set additional_info.
11498 (implies_nonnegative_p, implies_ge_p): Removed.
11499 (derive_constant_upper_bound): Do not use parameter `additional'.
11500 (record_estimate): Parameter `additional' removed. Parameter
11501 `i_bound' added. Do not call derive_constant_upper_bound.
11502 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11503 bound the number of iterations estimate.
11504 (estimate_numbers_of_iterations_loop): Pass the estimate from
11505 the number of iterations analysis to record_estimate.
11506 * tree.h (multiple_of_p): Declare.
11507 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11508 (scev_const_prop): Do not check expression_expensive_p.
11509 * fold-const.c (multiple_of_p): Exported.
11510 * double-int.c (double_int_mask): Exported.
11511 * double-int.h (double_int_mask): Declare.
11512 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11513 field. Added max field.
11515 2007-03-13 David Taylor <taylor@candd.org>
11518 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11521 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11524 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11525 two unamed patterns.
11527 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11529 * config/i386/i386.opt (mcx16, msahf): New options.
11530 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11531 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11533 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11534 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11535 Output -mcx16 and -msahf options when corresponding bit is set.
11537 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11538 and -msahf options.
11540 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11542 * configure.ac: Test for assembler tolerance to # 0 "".
11543 * configure, config.in: Rebuilt.
11544 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11546 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11548 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11550 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11551 (handle_syscall): Handle direct system calls.
11552 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11554 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11556 * doc/invoke.texi: Fix cpp.info cross-reference.
11557 * doc/passes.texi: Fix gcc.info cross-reference.
11559 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11561 PR tree-optimization/30835
11562 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11563 bb_for_stmt is not NULL before accessing it.
11565 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11567 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11570 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11573 * doc/install.texi: Document --enable-stage1-languages
11575 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11577 * tree-pass.h (pass_into_cfg_layout_mode,
11578 pass_outof_cfg_layout_mode): Declare.
11579 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11580 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11581 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11582 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11584 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11586 * c-decl.c (warn_variable_length_array): New function.
11587 Refactored from grokdeclarator to handle warn_vla
11588 and handle unnamed array case.
11589 (grokdeclarator): Refactored VLA warning case.
11590 * c.opt (Wvla): New flag.
11591 * doc/invoke.texi (Wvla): New warning.
11593 2007-03-12 Richard Henderson <rth@redhat.com>
11595 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11596 (TARGET_SECTION_TYPE_FLAGS): New.
11598 2007-03-12 Richard Henderson <rth@redhat.com>
11600 * config/darwin.c (machopic_reloc_rw_mask): New.
11601 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11602 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11604 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11606 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11607 * cppdefault.h (cpp_PREFIX): Document.
11608 (cpp_PREFIX_len): Likewise.
11609 (cpp_EXEC_PREFIX): New variable.
11610 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11611 * c-incpath.c (add_standard_paths): Correct logic for relocating
11612 paths within prefix.
11614 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11616 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11617 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11619 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11620 fix_truncdfdi_sse using SSEMODEF mode macro.
11621 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11622 fix_truncdfsi_sse using SSEMODEF mode macro.
11623 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11624 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11626 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11628 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11629 elfos.h to tm_file.
11631 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11633 * tree.h : Add multiple_of_p declaration.
11634 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11635 * ipa-type-escape.c (results_of_malloc): Redundant.
11636 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11637 (cast_type): Extended with new members.
11638 (check_cast): Returns cast_type.
11639 (cast): New structure for data of walk_use_def_chains.
11640 (is_malloc_result, is_cast_from_non_pointer_1,
11641 is_cast_from_non_pointer,
11642 is_array_access_through_pointer_and_index): New functions.
11643 (look_for_casts): Returns cast types.
11644 (check_call): Returns void.
11645 (okay_pointer_operation): Use support of pointer plus index,
11646 pointer plus constant and allow all multiplications.
11648 2007-03-11 Richard Guenther <rguenther@suse.de>
11650 PR tree-optimization/31115
11651 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11652 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11653 A shift count of zero is not special as with *_DIV_EXPR.
11654 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11657 2007-03-11 Ian Lance Taylor <iant@google.com>
11659 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11660 the *_DIV_EXPR codes correctly with overflow infinities.
11662 2007-03-11 Ira Rosen <irar@il.ibm.com>
11664 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11665 indicate success/failure of the analysis. Add negation to subtrahend
11666 in case of subtraction. Fail if both operands contain constants.
11667 (create_data_ref): Fail if analyze_offset fails.
11669 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11671 * config/i386/i386.md (frndintxf2): Rename to ...
11672 (rintxf2): ... this. Remove expander having same name.
11673 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11674 (roundsf2, rounddf2): Ditto.
11675 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11676 (lround<mode>di2, lround<mode>si2): Ditto.
11678 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11680 * lower-subreg.c: Include except.h.
11681 (decompose_multiword_subregs): Verify that the only control flow
11682 insns we can split are loads to multi-words pseudos.
11683 Handle breaking such blocks after splitting, instead of calling
11684 find_many_sub_basic_blocks.
11686 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11687 on the new basic block. Add a lengthy comment explaining why we
11688 thought this was necessary.
11689 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11691 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11694 * tree.c (walk_type_fields): Recurse into the element type of
11695 ARRAY_TYPEs if there is a pointer set.
11697 2007-03-10 Dirk Mueller <dmueller@suse.de>
11699 * c-common.c (warn_logical_operator): Fix condition.
11701 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11703 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11705 * config/darwin.c (machopic_select_section): Remove superfluous
11706 argument in call to categorize_decl_for_section. Remove unused
11709 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11711 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11713 * configure: Regenerate.
11715 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11719 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11720 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11721 Add LABEL_NUSES to emitted label.
11722 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11723 branch probability value to emitted jump insn.
11724 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11725 Do not check life information and do not re-arrange input operands
11726 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11728 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11730 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11731 the change of decode_asm_operands.
11733 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11735 * mode-switching.c (create_pre_exit): Skip blockage insn.
11737 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11739 * tree-pass.h (TODO_update_smt_usage): Remove.
11741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11745 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11747 * pa.c (attr_length_call): Revise condition for long
11748 pc-relative branch.
11749 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11750 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11751 sequence on SOM target.
11753 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11755 * gcc.c: Document %{, in big comment at top.
11756 (input_suffix_matches): Remove special handling for .s and
11758 (input_spec_matches): New.
11759 (handle_braces): Handle %{,.
11760 (validate_switches): ',' indicates a value which is not a switch.
11761 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11762 to detect assembler input.
11763 * config/i386/sol2.h (CPP_SPEC): Likewise.
11764 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11765 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11766 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11767 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11768 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11769 -m64 causes deployment target to default to 10.5.
11770 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11772 2007-03-09 Richard Henderson <rth@redhat.com>
11775 * target.h (targetm.asm.out.reloc_rw_mask): New.
11776 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11777 (TARGET_ASM_OUT): Use it.
11778 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11779 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11780 use the new reloc_rw_mask target hook instead.
11781 (default_section_type_flags_1): Merge into...
11782 (default_section_type_flags): ... here.
11783 (decl_readonly_section_1): Merge into...
11784 (decl_readonly_section): ... here.
11785 (default_elf_select_section_1): Merge into...
11786 (default_elf_select_section): ... here.
11787 (default_unique_section_1): Merge into...
11788 (default_unique_section): ... here.
11789 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11790 (default_select_rtx_section): Use it.
11791 (default_elf_select_rtx_section): Likewise.
11792 * output.h: Update to match.
11793 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11794 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11795 (TARGET_ASM_RELOC_RW_MASK): New.
11796 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11797 to categorize_decl_for_section.
11798 (x86_64_elf_unique_section): Likewise.
11799 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11800 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11801 (TARGET_ASM_RELOC_RW_MASK): New.
11802 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11803 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11804 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11805 (TARGET_RWRELOC): Remove.
11806 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11807 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11808 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11809 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11810 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11811 (rs6000_xcoff_select_section): Use decl_readonly_section.
11812 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11813 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11814 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11815 (TARGET_SECTION_TYPE_FLAGS): Remove.
11816 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11818 2007-03-09 Roger Sayle <roger@eyesopen.com>
11820 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11821 complex constant equality/inequality comparisons for here.
11822 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11823 known at compile-time or can be simplified to a scalar comparison.
11824 (fold_relational_const): Move compile-time evaluation of complex
11825 constant equality/inequality comparisons to here.
11827 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11829 PR rtl-optimization/30643
11830 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11832 (fold_rtx): Recurse, like before 2006-11-03.
11834 2007-03-09 DJ Delorie <dj@redhat.com>
11836 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11839 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11841 PR tree-optimization/30375
11842 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11843 LHS of statements is not the same.
11844 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11846 2007-03-09 Chao-ying Fu <fu@mips.com>
11848 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11850 * doc/invoke.texi (-mdspr2): Document new option.
11851 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11852 New unspec for DSP REV 2.
11853 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11854 these instructions are extended in DSP REV 2.
11855 (mips-dspr2.md): Include.
11856 * config/mips/mips.opt (mdspr2): New option.
11857 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11858 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11859 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11860 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11861 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11862 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11863 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11865 (bdesc_map): Add one field of unsupported_target_flags.
11866 (bdesc_arrays): Update entries to have extra fields. Add
11868 (mips_init_builtins): Initialize new function types.
11869 Check unsupported_target_fileds to filter out builtins.
11870 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11872 (ASM_SPEC): Pass mdspr2 to the assembler.
11873 * config/mips/mips-dspr2.md: New file.
11875 2007-03-09 Sa Liu <saliu@de.ibm.com>
11877 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11879 2007-03-09 Ian Lance Taylor <iant@google.com>
11881 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11882 argument) like -Wstrict-overflow=2.
11883 * doc/invoke.texi (Warning Options): Update documentation.
11885 2007-03-09 Dirk Mueller <dmueller@suse.de>
11888 * doc/invoke.texi (-Wlogical-op): Document.
11889 * common.opt (-Wlogical-op): New.
11890 * c-common.h (warn_logical_operator): Declare.
11891 * c-common.c (warn_logical_operator): Define.
11892 * c-typeck.c (parser_build_binary_op): Call
11893 warn_logical_operator.
11895 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11897 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11898 * final.c (final_scan_insn): Test for non-"" file name.
11900 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11902 * doc/loop.texi: Document the Omega linear constraints solver.
11903 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11904 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11905 omega-hash-table-size, omega-max-keys, and
11906 omega-eliminate-redundant-constraints.
11907 * tree-pass.h (pass_check_data_deps): Declared.
11910 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11911 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11912 pass_check_data_deps): New.
11913 * tree-data-ref.c (init_data_ref): Remove declaration.
11914 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11915 (analyze_array): Renamed init_array_ref, move up initializations.
11916 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11917 Removed arguments that are set to NULL.
11918 (analyze_indirect_ref): Correct indentation, correct call to
11920 (object_analysis): Call init_array_ref instead of analyze_array.
11921 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11922 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11923 of DR_ACCESS_FNS_ADDR.
11924 (init_omega_eq_with_af, omega_extract_distance_vectors,
11925 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11926 ddr_consistent_p): New.
11927 (compute_affine_dependence): Check consistency of ddrs when
11928 flag_check_data_deps is passed.
11929 (analyze_all_data_dependences): Uncomment.
11930 (tree_check_data_deps): New.
11931 * tree-data-ref.h: Include omega.h.
11932 (DR_ACCESS_FNS_ADDR): Removed.
11933 (data_dependence_relation): Add inner_loop.
11934 (DDR_INNER_LOOP): New.
11935 * common.opt (fcheck-data-deps): New.
11936 * tree-flow.h (tree_check_data_deps): Declare.
11937 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11938 (OBJS-common): Depend on omega.o.
11940 * passes.c (pass_check_data_deps): Scheduled.
11941 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11942 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11943 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11944 PARAM_VECT_MAX_VERSION_CHECKS,
11945 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11947 2007-03-09 Richard Guenther <rguenther@suse.de>
11949 PR tree-optimization/30904
11950 PR middle-end/31058
11951 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11952 the same way as *_DIV_EXPR.
11954 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11956 * recog.c (decode_asm_operands): No mixed declarations and code.
11958 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11960 * rtl.def (ASM_INPUT): Add location.
11961 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11962 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11963 (decode_asm_operands): Add loc operand.
11964 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11965 * stmt.c (expand_asm): Rename to...
11966 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11967 gen_rtx_ASM_INPUT_loc.
11968 (expand_asm_expr): Adjust.
11969 * recog.c (decode_asm_operands): Add loc operand.
11970 (check_asm_operands, extract_insn): Adjust.
11971 * reload1.c (maybe_fix_stack_asms): Likewise.
11972 * final.c (asm_insn_count): Likewise.
11973 (final_scan_insn): Output # line before and after asm.
11975 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11977 * tree-ssa-structalias.c (variable_info): Remove
11979 (new_var_info): Ditto.
11980 (shared_bitmap_info_t): New structure.
11981 (shared_bitmap_table): New variable.
11982 (shared_bitmap_hash): New function.
11983 (shared_bitmap_eq): Ditto
11984 (shared_bitmap_lookup): Ditto.
11985 (shared_bitmap_add): Ditto.
11986 (merge_smts_into): Change to take bitmap directly.
11987 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11988 (init_alias_vars): Init shared bitmap hashtable.
11989 (delete_points_to_sets): Delete shared bitmap hashtable.
11990 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11991 is_aliased removal as a change that was still necessary was
11994 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.h (override_options): Conditionally disable
11997 x86_sahf for 64bit targets only.
11999 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12002 * c-decl.c (merge_decls): Don't call make_var_volatile.
12003 * varasm.c (make_var_volatile): Remove.
12004 * output.h (make_var_volatile): Remove.
12006 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
12008 PR tree-optimization/31085
12009 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
12011 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12013 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
12014 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
12015 ATTR_CONST_NOTHROW_LIST.
12017 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12020 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12022 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12024 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12027 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12029 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12030 passed, use shared libgcc.
12032 2007-03-08 Roger Sayle <roger@eyesopen.com>
12034 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12035 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12036 (honor_protect_cleanup_actions, lower_try_finally_switch):
12038 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12039 ifc_temp_var): Likewise.
12040 * tree-inline.c (setup_one_parameter): Likewise.
12041 * tree-mudflap.c (mf_decl_cache_locals,
12042 mf_build_check_statement_for): Likewise.
12043 * tree-nested.c (init_tmp_var, save_tmp_var,
12044 finalize_nesting_tree_1): Likewise.
12045 * tree-outof-ssa.c (insert_copy_on_edge,
12046 insert_backedge_copies): Likewise.
12047 * tree-profile.c (tree_gen_edge_profiler,
12048 tree_gen_ic_profiler): Likewise.
12049 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12050 * tree-sra.c (sra_build_assignment): Likewise.
12051 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12052 * tree-ssa-math-opts.c (insert_reciprocals,
12053 execute_cse_sincos_1): Likewise.
12054 * tree-tailcall.c (adjust_accumulator_values,
12055 adjust_return_value): Likewise.
12056 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12057 * tree-vect-transform.c (vect_create_data_ref_ptr,
12058 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12059 vect_create_epilog_for_reduction, vectorizable_reduction,
12060 vectorizable_call, vectorizable_conversion,
12061 vectorizable_assignment, vectorizable_operation,
12062 vectorizable_type_demotion, vect_gen_widened_results_half,
12063 vect_permute_store_chain, vectorizable_store,
12064 vect_setup_realignment, vect_permute_load_chain,
12065 vectorizable_load, vectorizable_condition,
12066 vect_create_cond_for_align_checks): Likewise.
12067 * tree-vrp.c (build_assert_expr_for): Likewise.
12069 2007-03-08 Ian Lance Taylor <iant@google.com>
12071 * tree-vrp.c: Include "intl.h".
12072 (usable_range_p): New static function.
12073 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12074 overflowed values, juts set *strict_overflow_p.
12075 (compare_values): Only return -2 if one of the operands is not a
12077 (compare_ranges): Call usable_range_p.
12078 (compare_range_with_value): Likewise.
12079 (vrp_evaluate_conditional_warnv): Rename from
12080 vrp_evaluate_conditional. Make static. Change all callers.
12081 (vrp_evaluate_conditional): New function.
12082 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12083 on signed overflow.
12084 (simplify_abs_using_ranges): Likewise.
12085 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12086 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12087 within_stmt parameter.
12088 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12089 vrp_evaluate_conditional.
12090 * tree-ssa-threadedge.c
12091 (record_temporary_equivalences_from_stmts_at_dest): Change
12092 simplify parameter to take a second tree parameter.
12093 (simplify_control_stmt_condition): Likewise.
12094 (thread_across_edge): Likewise.
12095 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12096 (thread_across_edge): Likewise.
12097 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12099 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12101 * config/i386/i386.h (TARGET_SAHF): New define.
12102 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12103 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12104 (x86_sahf): New global variable.
12105 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12106 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12107 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12108 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12110 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12111 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12112 when expanding fcomi/sahf based tests.
12113 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12114 expanding sahf based alternative. Emit sahf based sequence when
12115 optimizing for code size.
12116 * config/i386/i386.md (x86_sahf_1): Do not disable for
12117 TARGET_64BIT, enable for TARGET_SAHF.
12119 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12121 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12122 spurious whitespace from error message.
12124 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12127 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12129 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12131 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12133 * tree-sra.c (instantiate_element): Propagate disabled warnings
12134 from the element itself to the created variable.
12136 2007-03-07 Richard Henderson <rth@redhat.com>
12139 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12140 silently fix up the stack in the case of a missing register.
12142 2007-03-07 Paul Brook <paul@codesourcery.com>
12144 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12146 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12148 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12150 (phase1_vrs): Use them.
12151 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12152 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12153 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12154 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12155 __gnu_Unwind_Restore_WMMXC if required.
12156 (_Unwind_VRS_Pop): Implement iWMMXt support.
12157 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12158 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12159 gnu_Unwind_Save_WMMXC): Define.
12161 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12163 * config/vxworks.h (vxworks_override_options): Declare.
12164 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12165 * config/vxworks.c: Include target.h and toplev.h.
12166 (vxworks_override_options): New function.
12167 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12169 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12171 * config/s390/s390.c (override_options): Don't emit an error when
12172 -mstack-size is used without providing -mstack-guard.
12173 (s390_emit_prologue): Choose stack_guard value automatically if not
12174 provided via command line.
12175 * doc/invoke.texi: Adjust description of -mstack-guard and
12178 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12180 * config/i386/i386.c (output_set_got): Add a GOT initialization
12181 sequence for VxWorks PIC.
12182 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12183 around labels as well as symbols. Use gotoff_operand instead
12184 of local_symbolic_operand.
12185 (legitimize_pic_address): Use gotoff_operand instead of
12186 local_symbolic_operand. Use @GOT accesses for labels as
12188 (ix86_output_addr_diff_elt): Use PC-relative rather than
12189 GP-relative offsets for VxWorks PIC.
12190 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12191 no_new_pseudos. Check whether the returned register is op0.
12192 * config/i386/i386.md (tablejump): Use PC-relative rather than
12193 GP-relative offsets for VxWorks PIC.
12194 * config/i386/predicates.md (gotoff_operand): New predicate.
12196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12198 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12200 * config/vxworks-dummy.h: New file.
12201 * config/i386/i386.h: Include it.
12203 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12205 * dwarf2out.c (is_inlined_entry_point): New
12206 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12207 DW_AT_ranges if the first subblock is the entry point.
12209 2007-03-06 David Daney <ddaney@avtrex.com>
12211 * doc/install.texi (mips-*-*): Change recommended binutils
12214 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12216 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12217 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12220 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12222 2007-03-06 Jan Hubicka <jh@suse.cz>
12224 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12225 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12227 (probably_cold_bb_p): Cold functions are cold.
12228 (probably_never_executed_bb_p): Cold functions are cold.
12229 (tree_bb_level_predictions): Predict calls to cold functions as not
12231 (compute_function_frequency): Check hot/cold attributes.
12232 * function.h (function_frequency): Update comments.
12233 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12234 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12235 (c_common_att): Add cold and hot.
12237 * doc/extend.texi (hot,cold attributes): Document.
12239 2007-03-06 Andrew Haley <aph@redhat.com>
12241 * function.c (expand_function_end): Move blockage to just after we
12242 emit the label for the naked return from the function.
12244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12246 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12249 2007-03-06 Jan Hubicka <jh@suse.cz>
12251 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12252 loaded for constant large models. Non-large 64bit PIC can do.
12253 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12254 * cmodel.h: Add LARGE PIC.
12255 * i386.md (UNSPEC_PLTOFF): New.
12256 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12258 (*call_1_rex64): Disable for large models.
12259 (*call_1_rex64_large): New.
12260 (*call_value_1_rex64): Disable for large models.
12261 (*call_value_1_rex64_large): New.
12262 (set_rip_rex4): New.
12263 (set_got_offset_rex64): New.
12264 * predicates.md (constant_call_address_operand): For large model
12265 constant calls are not possible.
12266 * i386-protos.h (construct_plt_address): Declare.
12267 * i386.c (override_options): Accept large models.
12268 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12269 (legitimate_constant_p): Add new UNSPECs.
12270 (legitimate_pic_operand_p): Likewise.
12271 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12272 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12274 (output_pic_addr_const): Add PLTOFF.
12275 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12276 (ix86_expand_move): Legitimize pic address when in PIC mode.
12277 (construct_plt_address): New function.
12278 (ix86_expand_call): Offload the address to register and use GOT
12279 pointer for large model.
12280 * invoke.texi (mcmodel=large): Update documentation.
12282 2007-03-06 Richard Henderson <rth@redhat.com>
12284 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12285 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12286 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12287 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12288 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12289 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12290 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12291 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12292 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12293 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12294 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12295 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12296 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12297 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12298 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12299 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12300 x86_schedule, x86_use_bt, x86_pad_returns,
12301 x86_use_xchgb): Merge into ...
12302 (ix86_tune_features): ... here. New array.
12303 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12304 x86_bswap): Merge into ...
12305 (ix86_arch_features): ... here. New array.
12306 (x86_3dnow_a): Remove.
12307 (x86_accumulate_outgoing_args): Make static.
12308 (x86_arch_always_fancy_math_387): Make static.
12309 (ix86_tune_mask, ix86_arch_mask): Move ...
12310 (override_options): ... to local variables here. Apply the
12311 appropriate mask to each element of ix86_arch_features and
12312 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12313 as were done in the old macros.
12314 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12315 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12316 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12317 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12318 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12319 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12320 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12321 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12322 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12323 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12324 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12325 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12326 x86_accumulate_outgoing_args, x86_prologue_using_move,
12327 x86_epilogue_using_move, x86_decompose_lea,
12328 x86_arch_always_fancy_math_387, x86_shift1,
12329 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12330 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12331 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12332 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12333 x86_use_incdec, x86_pad_returns, x86_bswap,
12334 x86_partial_flag_reg_stall): Remove.
12335 (enum ix86_tune_indices): New.
12336 (ix86_tune_features): New.
12337 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12338 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12339 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12340 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12341 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12342 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12343 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12344 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12345 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12346 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12347 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12348 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12349 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12350 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12351 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12352 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12353 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12354 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12355 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12356 TARGET_EXT_80387_CONSTANTS): Use it.
12357 (enum ix86_arch_indices): New.
12358 (ix86_arch_features): New.
12359 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12360 TARGET_BSWAP): Use it.
12361 (ix86_tune_mask, ix86_arch_mask): Remove.
12363 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12366 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12367 Define using $${sysroot_headers_suffix}.
12368 * configure: Regenerate.
12369 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12370 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12372 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12373 * gcc.c (print_sysroot_headers_suffix): New.
12374 (option_map): Include --print-sysroot-headers-suffix.
12375 (display_help): Mention -print-sysroot-headers-suffix.
12376 (process_command): Handle -print-sysroot-headers-suffix.
12377 (do_spec_1): Append multilib directory to include-fixed path if
12378 sysroot suffixes in use.
12379 (main): Handle -print-sysroot-headers-suffix.
12380 * Makefile.in (start.encap): Don't depend on xlimits.h
12381 (xlimits.h): Remove.
12382 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12383 limits.h for each multilib in fixinc_list.
12384 (fixinc_list, s-fixinc_list): New.
12385 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12386 generate them for each multilib in fixinc_list.
12387 (stmp-fixproto): Use include-fixed. Run fixproto for each
12388 multilib in fixinc_list.
12389 (mostlyclean): Don't remove xlimits.h.
12390 (clean): Remove include-fixed.
12391 (real-install-headers-tar, real-install-headers-cpio,
12392 real-install-headers-cp): Don't copy include, only include-fixed.
12393 (install-mkheaders): Depend on fixinc_list. Don't depend on
12394 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12395 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12396 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12398 2007-03-06 Jan Hubicka <jh@suse.cz>
12400 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12403 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12405 * configure.ac: Allow tm_file to contain build-directory files.
12406 * configure: Regenerate.
12407 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12408 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12409 * config/m68k/print-sysroot-suffix.sh: New file.
12411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12413 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12414 of pic_offset_table_rtx if reload_completed.
12415 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12416 PIC_OFFSET_TABLE_REGNUM.
12417 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12419 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12420 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12424 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12425 functions that call eh_return.
12427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12429 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12430 functions that need a constant pool.
12432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12435 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12436 (m68k_preferred_reload_class): Likewise.
12437 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12438 (SECONDARY_RELOAD_CLASS): Define.
12439 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12440 (LIMIT_RELOAD_CLASS): Delete.
12441 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12442 registers from storing bytes.
12443 (m68k_secondary_reload_class): New function.
12444 (m68k_preferred_reload_class): Likewise.
12446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12448 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12450 (m68k_expand_prologue): Likewise.
12452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12454 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12455 (mips_expand_epilogue): Add a bool parameter.
12456 (m68k_legitimize_sibcall_address): Declare.
12457 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12458 (m68k_expand_epilogue): Add a parameter to select between sibling
12459 and normal epilogues. Only generate a return for the latter.
12460 (m68k_ok_for_sibcall_p): New function.
12461 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12462 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12463 (sibcall_value, *sibcall_value): Likewise.
12464 (*call, *call_value): Require !SIBLING_CALL_P.
12465 (epilogue): Update call to m68k_expand_epilogue.
12466 (sibcall_epilogue): New pattern.
12467 * config/m68k/predicates.md (const_call_operand): Say that this
12468 predicate applies to sibling calls too.
12469 (sibcall_operand): New predicate.
12471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12473 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12474 alternatives as movsi_cf.
12475 (movsf_cf_hard): Add commentary.
12477 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12478 Richard Sandiford <richard@codesourcery.com>
12480 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12481 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12482 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12483 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12484 as being live on exit from an interrupt function.
12485 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12486 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12487 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12488 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12489 (m68k_interrupt_function_p): Globalize.
12490 (m68k_compute_frame_layout): Remove reverse mask code.
12491 (m68k_emit_movem, m68k_set_frame_related): New functions.
12492 (m68k_output_function_prologue): Delete in favor of...
12493 (m68k_expand_prologue): ...this new function.
12494 (m68k_output_function_epilogue): Delete in favor of...
12495 (m68k_expand_epilogue): ...this new function.
12496 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12498 (print_operand): Handle %?.
12499 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12500 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12501 (prologue, epilogue): New patterns.
12502 (return): Turn into a define_expand.
12503 (*return): New pattern, derived from old "return" pattern. Use rte
12504 rather than rts for interrupt functions. Only use rtd if the pop
12506 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12507 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12508 (link, *link, unlink, *unlink, load_got): Likewise.
12510 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12514 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12515 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12516 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12517 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12518 and m68k_matches_u_p.
12519 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12520 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12521 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12522 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12523 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12524 (REG_STRICT_P): New macro.
12525 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12526 PCREL_GENERAL_OPERAND_OK.
12527 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12528 m68k_legitimate_base_reg_p.
12529 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12530 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12531 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12532 * config/m68k/m68k.c (m68k_address): New structure.
12533 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12534 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12535 (m68k_jump_table_ref_p, m68k_decompose_address)
12536 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12537 (m68k_matches_u_p): New functions.
12538 (print_operand_address): Rewrite to use m68k_decompose_index.
12540 2007-03-05 David Taylor <dtaylor@emc.com>
12542 * gcc.c: Correct copyright date in --version output.
12544 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12546 * pa.md: In unamed move patterns, disparge copies between general
12547 and floating point registers using '?' modifier. Don't include 'f'
12548 constraint for register preferences in DImode, SImode, HImode and
12549 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12550 Remove constraints for copies between general and floating registers
12551 in soft-float DFmode pattern.
12552 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12556 2007-03-05 Mike Stump <mrs@apple.com>
12558 * c-common.c (targetcm): Add.
12559 * c-opts.c (c_common_handle_option): Handle language specific
12561 * opts.c (handle_option): Verify language for target options, if
12563 * opth-gen.awk: Add CL_LANG_ALL.
12564 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12565 (TARGETCM_INITIALIZER): Add.
12566 * target.h (struct gcc_targetcm): Add.
12568 * targhooks.c (default_handle_c_option): Add.
12569 * targhooks.h (default_handle_c_option): Add.
12570 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12572 * config/darwin.opt (iframework): Add.
12573 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12574 * config/darwin-c.c (handle_c_option): Add.
12575 (TARGET_HANDLE_C_OPTION): Add.
12577 * doc/invoke.texi (Darwin Options): Add -iframework.
12579 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12581 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12584 2007-03-05 Ian Lance Taylor <iant@google.com>
12586 * c.opt (fgnu89-inline): New option.
12587 * c-opts.c (c_common_post_options): Set default value for
12589 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12590 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12592 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12593 (grokdeclarator, start_function): Likewise.
12594 * c-cppbuiltin.c (c_cpp_builtins): Define either
12595 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12596 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12597 (C Dialect Options): Document -fgnu89-inline.
12598 * doc/extend.texi (Function Attributes): Explain what the
12599 gnu_inline attribute does.
12600 * doc/cpp.texi (Common Predefined Macros): Document
12601 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12603 2007-03-05 Ian Lance Taylor <iant@google.com>
12605 PR tree-optimization/31034
12606 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12607 half-range if the other side is an overflow infinity.
12609 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12611 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12612 (bfin*-linux-uclibc*): New configuration.
12613 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12615 * config/bfin/linux.h: New file.
12616 * config/bfin/libgcc-bfin.ver: New file.
12617 * config/bfin/t-bfin-uclinux: New file.
12618 * config/bfin/t-bfin-linux: New file.
12619 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12620 (TARGET_OS_CPP_BUILTINS): New macro.
12622 2007-03-05 Richard Guenther <rguenther@suse.de>
12624 * fold-const.c (fold_binary): Remove duplicate folding
12625 of comparison of non-null ADDR_EXPR against null.
12627 2007-03-05 Richard Guenther <rguenther@suse.de>
12628 Dorit Nuzman <dorit@il.ibm.com>
12630 PR tree-optimization/26420
12631 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12632 are no loops in the function. Only print the number of
12633 vectorized loops if it is greater than zero or we are supposed
12634 to print information about unvectorized loops.
12636 2007-03-05 Revital Eres <eres@il.ibm.com>
12638 * gcc.dg/var-expand1.c: New test.
12639 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12640 when an accumulator is expanded.
12642 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12645 * c-common.c (convert_and_check): Don't give warnings for
12646 conversion if 'expr' already overflowed.
12648 2007-03-04 Roger Sayle <roger@eyesopen.com>
12650 PR middle-end/30744
12651 * fold-const.c (fold_comparison): Enforce type consistency when
12652 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12654 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12656 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12657 containing a cast to the base of TARGET_MEM_REF.
12659 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12661 * tree.c (tree_contains_struct_check_failed): Remove spurious
12662 whitespace from error message.
12664 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12667 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12668 instead of precision.
12670 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12671 Nathan Sidwell <nathan@codesourcery.com>
12673 * emit-rtl.c (find_auto_inc): New.
12674 (try_split): recreate REG_INC notes,
12675 Use regular for loops rather than whiles.
12677 2007-03-03 Andreas Schwab <schwab@suse.de>
12679 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12680 * configure: Regenerate.
12682 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12684 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12685 flag_rounding_math, not flag_unsafe_math_optimizations.
12687 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12689 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12690 alpha_fold_vector_minmax): Likewise.
12691 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12692 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12694 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12696 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12697 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12698 if the lhs has side-effects.
12699 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12701 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12703 * config/i386/i386.h (TUNEMASK): Remove define.
12704 (ARCHMASK): Remove define.
12705 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12706 Use ix86_arch_mask variable instead of ARCHMASK.
12707 * config/i386/i386.c (override_options): Ditto.
12708 (standard_80387_constant_p): Ditto.
12710 2007-03-02 Ian Lance Taylor <iant@google.com>
12712 Used signed infinities in VRP.
12713 * tree-vrp.c (uses_overflow_infinity): New static function.
12714 (supports_overflow_infinity): New static function.
12715 (make_overflow_infinity): New static function.
12716 (negative_overflow_infinity): New static function.
12717 (positive_overflow_infinity): New static function.
12718 (is_negative_overflow_infinity): New static function.
12719 (is_positive_overflow_infinity): New static function.
12720 (is_overflow_infinity): New static function.
12721 (overflow_infinity_range_p): New static function.
12722 (compare_values_warnv): New function split out of compare_values.
12723 (compare_value): Call it.
12724 (set_value_range_to_nonnegative): Add overflow_infinity
12725 parameter. Change caller.
12726 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12728 (vrp_expr_computes_nonzero): Likewise.
12729 (compare_ranges, compare_range_with_value): Likewise.
12730 (compare_name_with_value, compare_names): Likewise.
12731 (vrp_evaluate_conditional): Likewise.
12732 (set_value_range): Handle infinity
12733 (vrp_operand_equal_p, operand_less_p): Likewise.
12734 (extract_range_from_assert): Likewise.
12735 (vrp_int_const_binop): Likewise.
12736 (extract_range_from_binary_expr): Likewise.
12737 (extract_range_from_unary_expr): Likewise.
12738 (extract_range_from_comparison): Likewise.
12739 (extract_range_from_expr): Likewise.
12740 (dump_value_range): Likewise.
12741 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12742 (test_for_singularity): Likewise.
12743 (vrp_int_const_binop): Remove inline qualifier.
12744 (adjust_range_with_scev): Add comment.
12745 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12747 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12749 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12750 (get_constraint_for): Likewise.
12751 (do_structure_copy): Likewise.
12752 (find_func_aliases): Fix references to MODIFY_EXPR.
12753 (intra_create_variable_infos): Tidy.
12754 * tree-ssa-operands.c (add_virtual_operand): Add argument
12756 When adding members of alias sets, if IS_CALL_SITE is true and
12757 the symbol is not call-clobbered, skip it.
12758 Adjust all callers.
12760 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12762 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12763 entry by means of emit_insn_at_entry.
12765 2007-03-02 Richard Henderson <rth@redhat.com>
12767 * expr.h (promoted_input_arg): Remove decl.
12768 * function.c (promoted_input_arg): Merge into ...
12769 * combine.c (setup_incoming_promotions): ... only caller.
12770 Rearrange to avoid double loop.
12772 2007-03-02 Ben Elliston <bje@au.ibm.com>
12773 Peter Bergner <bergner@vnet.ibm.com>
12774 Janis Johnson <janis187@us.ibm.com>
12776 * config/rs6000/dfp.md: New file.
12777 * config/rs6000/rs6000.md: Include dfp.md.
12778 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12779 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12780 and TDmode decimal float modes in FP registers.
12781 (num_insns_constant): Likewise.
12782 (rs6000_legitimate_offset_address_p): Likewise.
12783 (rs6000_legitimize_address): Likewise.
12784 (rs6000_legitimize_reload_address): Likewise.
12785 (rs6000_legitimate_address): Likewise.
12786 (rs6000_emit_move): Likewise.
12787 (function_arg_boundary): Likewise.
12788 (function_arg_advance): Likewise.
12789 (rs6000_darwin64_record_arg_recurse): Likewise.
12790 (function_arg): Likewise.
12791 (rs6000_gimplify_va_arg): Likewise.
12792 (rs6000_split_multireg_move): Likewise.
12793 (rs6000_output_function_epilogue): Likewise.
12794 (rs6000_output_function_epilogue): Likewise.
12795 (rs6000_register_move_cost): Likewise.
12796 (rs6000_function_value): Likewise.
12797 (rs6000_libcall_value): Likewise.
12799 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12801 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12803 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12805 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12806 Use $MULTIDIR to choose between the kernel and RTP headers,
12807 and use $WIND_BASE and $WIND_USR to locate them.
12809 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12811 * config/i386/i386.c (override_options): Put initialization of
12812 ix86_tune_mask and ix86_arch_mask to the correct place.
12814 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12815 Michael Meissner <michael.meissner@amd.com>
12818 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12819 (ARCHMASK): Define.
12820 (TARGET_CMOVE): Use ARCHMASK.
12821 (TARGET_CMPXCHG): Ditto.
12822 (TARGET_CMPXCHG8B): Ditto.
12823 (TARGET_XADD): Ditto.
12824 (TARGET_BSWAP): Ditto.
12825 * config/i386/i386.c (ix86_tune_mask): New global variable.
12826 (ix86_arch_mask): Ditto.
12827 (override_options): Initialize ix86_tune_mask and
12828 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12831 2007-03-02 Ben Elliston <bje@au.ibm.com>
12834 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12836 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12838 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12839 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12840 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12841 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12843 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12844 rs6000_init_dwarf_reg_sizes_extra): New.
12845 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12846 SPE register high parts.
12848 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12850 * Makefile.in: Add install-pdf target as
12851 copied from automake v1.10 rules.
12852 * configure.ac: Add install-pdf to target list.
12853 * configure: Regenerate.
12855 2007-03-01 Paul Brook <paul@codesourcery.com>
12857 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12858 modes to LDRD for DImode.
12859 (output_move_double): Fixup out of range ldrd/strd.
12860 (vfp_secondary_reload_class): Rename...
12861 (coproc_secondary_reload_class): ... to this. Add wb argument.
12862 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12863 coproc_secondary_reload_class for CLASS_IWMMXT.
12864 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12865 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12867 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12869 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12870 unroll factor by the estimated number of iterations.
12871 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12872 than prefetch latency.
12874 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12875 decode_caches_intel, detect_caches_intel): New functions.
12876 (host_detect_local_cpu): Use detect_caches_amd and
12877 detect_caches_intel.
12879 2007-03-01 Richard Henderson <rth@redhat.com>
12881 * expr.c (emit_move_complex_push): Export.
12882 (emit_move_complex_parts): Split out from ...
12883 (emit_move_complex): ... here.
12884 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12885 * config/i386/i386.md (movcdi): New.
12887 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12889 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12890 size of mode1 to check for tieable modes in MMX case.
12892 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12894 * Makefile.in (rtlanal.o): Depend on tree.h.
12895 * rtl.h (offset_within_section_p, split_const): Declare.
12896 * rtlanal.c: Include tree.h.
12897 (offset_within_block_p): New function, taken from
12898 mips_offset_within_object_p.
12899 (split_const): New function, taken from mips_split_const.
12900 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12902 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12903 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12904 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12905 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12906 (m68k_illegitimate_symbolic_constant_p): New function.
12907 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12908 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12909 symbolic constant that might be outside the symbol's section,
12910 move the symbol first and then add the offset.
12911 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12913 * config/mips/mips.c (mips_split_const): Delete.
12914 (mips_offset_within_object_p): Delete.
12915 (mips_symbolic_constant_p): Use offset_within_section_p and
12916 split_const instead of mips_offset_within_object_p and
12918 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12919 (mips_legitimize_const_move, print_operand_reloc)
12920 (mips_dangerous_for_la25_p): Use split_const instead of
12923 2007-02-28 Eric Christopher <echristo@apple.com>
12925 * Makefile.in (install-include-dir): Don't rm -rf include.
12927 2007-02-28 Richard Guenther <rguenther@suse.de>
12929 PR middle-end/30364
12930 * fold-const.c (fold_binary): Do not associate expressions
12931 with more than one variable for integer types that do not wrap.
12933 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12935 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12936 Delete, and replace with...
12937 (fold_builtin_call_array): This. Update callers to use it.
12938 * fold-const.c (fold_build_call_list): Delete, and replace with...
12939 (fold_build_call_array): This.
12940 (fold_build_call_list_initializer): Delete, and replace with...
12941 (fold_build_call_array_initializer): This.
12942 * tree.h: Update declarations to reflect above changes.
12944 * c-typeck.c (build_function_call): Store converted arguments
12945 in a stack-allocated array instead of building a list.
12946 (convert_arguments): Store arguments in the array passed in as an
12947 argument, and return the actual number of arguments.
12948 * c-format.c: (check_function_format): Pass arguments in an
12949 array instead of a list.
12950 * c-common.c (check_function_nonnull): Likewise.
12951 (check_function_sentinel): Likewise.
12952 (check_function_arguments): Likewise.
12953 * c-common.h: Update declarations to reflect above changes.
12955 2007-02-28 Jan Hubicka <jh@suse.cz>
12957 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12958 PRED_NEGATIVE_RETURN): Update outcomes.
12960 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12962 * calls.c (emit_library_call_value_1): Handle partial registers
12963 correctly when building up CALL_INSN_FUNCTION_USAGE.
12965 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12967 * pa/predicates.md (move_src_operand): Allow zero for mode.
12968 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12971 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12974 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12975 *movv2df_internal): Enable pattern only for valid operand
12977 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12978 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12980 2007-02-27 Mike Stump <mrs@apple.com>
12982 * config/darwin-crt3.c: Avoid compilation when compiling for a
12985 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12987 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12989 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12990 for fixed headers and limits.h.
12991 (install-include-dir, install-headers-tar, install-headers-cpio,
12992 install-headers-cp, real-install-headers-tar,
12993 real-install-headers-cpio, real-install-headers-cp): Handle
12994 include-fixed as well as include.
12995 (install-mkheaders): Don't install files that go only in include
12997 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12998 from GCC_INCLUDE_DIR.
12999 * gcc.c (process_command): Remove special -BstageN/ handling.
13000 (do_spec_1): Add include-fixed directories.
13002 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13004 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
13006 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
13008 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
13011 2007-02-27 Mark Mitchell <mark@codesourcery.com>
13013 * c-common.c (get_priority): Add check for
13014 SUPPORTS_INIT_PRIORITY.
13016 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13018 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13020 * config/bfin/bfin.c: Include "cfglayout.h".
13021 (MAX_LSETUP_DISTANCE): New macro.
13022 (struct loop_info): New members incoming, incoming_src and
13023 incoming_dest. Delete member predecessor.
13024 (length_for_loop): New function.
13025 (bfin_optimize_loop): Handle more different loop structures.
13026 (bfin_discover_loop): Rework detection of predecessor blocks by
13027 examining incoming edges.
13028 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13030 (bfin_reorder_loops): New function.
13031 (bfin_reorg_loops): Use these three new functions.
13033 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13034 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13035 (CONSTRAINT_LEN): Add entry for 'q'.
13036 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13037 Add 'q' constraints.
13038 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13039 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13041 * config/bfin/bfin.md (add_with_carry): New pattern.
13042 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13043 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13044 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13045 support unsigned multiplies too. Removed incorrect commutativity from
13046 operand 1 constraint where appropriate.
13047 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13049 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13050 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13052 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13053 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13054 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13055 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13056 usmulhisi_hh_huh): New patterns.
13058 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13059 lshifthi3): Fix output template to use half reg for operand 2.
13061 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13064 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13066 2007-02-27 Andreas Schwab <schwab@suse.de>
13068 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13070 2007-02-27 Jan Hubicka <jh@suse.cz>
13072 * predict.c (last_basic_block_p): Remove.
13073 (tree_estimate_probability): Update return heuristic for commonized
13076 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13078 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13080 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13082 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13083 * doc/cpp.texi: Standardize title page.
13084 * doc/cppinternals.texi: Likewise.
13085 * doc/gcc.texi: Standardize title page, remove version number
13086 from copyright page.
13087 * doc/gccint.texi: Likewise.
13088 * doc/install.texi: Standardize title page, add table of
13091 2007-02-26 Jan Hubicka <jh@suse.cz>
13093 * predict.def: Set outcomes according to more recent results.
13094 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13095 Remove dead predictors.
13096 * predict.c (return_prediction): Fix pasto.
13098 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13100 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13101 change; avoid a memory leak when returning early.
13103 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13105 * c-decl.c (static_ctors): Move to c-common.c.
13106 (static_dtors): Likewise.
13107 (finish_function): Use c_record_cdtor_fn.
13108 (build_cdtor): Move to c-common.c.
13109 (c_write_global_declarations): Use c_build_cdtor_fns.
13110 * c-common.h (static_ctors): Declare.
13111 (static_dtors): Likewise.
13112 (c_record_cdtor_fn): Likewise.
13113 (c_build_cdtor_fns): Likewise.
13114 * c-common.c (static_ctors): New variable.
13115 (static_dtors): Likewise.
13116 (c_record_cdtor_fn): New function.
13117 (build_cdtor): Move from c-decl.c
13118 (c_build_cdtor_fns): New function.
13120 * output.h (assemble_addr_to_section): Declare.
13121 (get_cdtor_priority_section): Likewise.
13122 * varasm.c (assemble_addr_to_section): New function.
13123 (get_cdtor_priority_section): Likewise.
13124 (default_named_section_asm_out_destructor): Use them.
13125 (destor_dtor_section_asm_out_destructor): Likewise.
13126 (default_named_section_asm_out_constructor): Likewise.
13127 (default_ctor_section_asm_out_constructor): Likewise.
13128 * config.gcc (*-*-vxworks*): Include vxworks.o.
13129 * config/t-vxworks (vxworks.o): New target.
13130 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13131 (TARGET_ASM_CONSTRUCTOR): Define.
13132 (TARGET_ASM_DESTRUCTOR): Likewise.
13133 (vxworks_asm_out_constructor): Declare.
13134 (vxworks_asm_out_destructor): Likewise.
13136 * c-common.c (get_priority): Check that we have not just an
13137 INTEGER_CST, but an integer constant with integeral type.
13139 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13141 PR tree-optimization/30938
13142 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13143 use &dt[nargs-1] instead of &dt[nargs] in the call to
13144 vect_is_simple_use().
13146 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13148 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13149 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13150 Do not attempt to handle MEM inside auto-inc expressions.
13151 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13152 of a register modified by an auto-inc expression. However, do handle
13153 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13154 (elimination_effects): Prohibit elimination of a register modified
13155 by an auto-inc expression. Disable register elimination rules whose
13156 target register is modified by an auto-inc expression with variable
13159 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13161 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13163 (array_at_struct_end_p): New function.
13164 (idx_infer_loop_bounds): Use it.
13165 (estimate_numbers_of_iterations_loop): Export.
13166 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13167 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13168 (tree_estimate_probability): Call record_loop_exits.
13169 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13170 (estimated_loop_iterations, estimated_loop_iterations_int,
13171 estimated_loop_iterations_tree): New functions.
13172 (analyze_siv_subscript_cst_affine,
13173 compute_overlap_steps_for_affine_1_2,
13174 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13175 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13176 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13177 (PRED_LOOP_ITERATIONS_GUESSED): New.
13178 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13179 * cfgloop.h (estimate_numbers_of_iterations_loop,
13180 estimated_loop_iterations_int): Declare.
13182 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13184 * doc/extend.texi: Document optional priority argument to
13185 constructors and destructors.
13186 * tree.c (init_priority_for_decl): Adjust GTY markers.
13187 (init_ttree): Use priority-info hash functions for
13188 init_priority_for_decl.
13189 (tree_map_eq): Rename to ...
13190 (tree_map_base_eq): ... this.
13191 (tree_map_marked_p): Rename to ...
13192 (tree_map_base_marked_p): ... this.
13193 (tree_map_base_hash): New function.
13194 (decl_init_priority_lookup): Rework.
13195 (decl_fini_priority_lookup): New function.
13196 (decl_priority_info): New function.
13197 (decl_init_priority_insert): Use it.
13198 (decl_fini_priority_insert): Likewise.
13199 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13201 (decl_restrict_base_insert): Likewise.
13202 (decl_debug_expr_insert): Likewise.
13203 (decl_value_expr_lookup): Likewise.
13204 (decl_value_expr_insert): Likewise.
13205 * tree.h (priority_type): New type.
13206 (decl_init_priority_lookup): Use priority_type.
13207 (decl_fini_priority_lookup): New function.
13208 (decl_init_priority_insert): Use priority_type.
13209 (decl_fini_priority_insert): New function.
13210 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13211 (DECL_INIT_PRIORITY): Likewise.
13212 (SET_DECL_INIT_PRIORITY): Add comment.
13213 (DECL_FINI_PRIORITY): New macro.
13214 (SET_DECL_FINI_PRIORITY): Likewise.
13215 (DEFAULT_INIT_PRIORITY): Document.
13216 (MAX_INIT_PRIORITY): Likewise.
13217 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13218 (tree_map_base): New type.
13219 (tree_map_base_eq): New function.
13220 (tree_map_base_hash): Likewise.
13221 (tree_map_base_marked_p): Likewise.
13222 (tree_map): Inherit from tree_map_base.
13223 (tree_map_eq): Make it a macro.
13224 (tree_map_marked_p): Likewise.
13225 (tree_int_map): Inherit from tree_map_base.
13226 (tree_int_map_eq): Make it a macro.
13227 (tree_int_map_hash): Likewise.
13228 (tree_int_map_marked_p): Likewise.
13229 (tree_priority_map): New type.
13230 (tree_priority_map_eq): New macro.
13231 (tree_priority_map_hash): Likewise.
13232 (tree_priority_map_marked_p): Likewise.
13233 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13235 (emutls_common_1): Likewise.
13236 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13237 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13238 of tree_map hierarchy.
13239 * tree-cfg.c (move_stmt_r): Likewise.
13240 (new_label_mapper): Likewise.
13241 * c-tree.h (c_expand_body): Move to ...
13242 * c-common.h (c_expand_body): ... here.
13243 * c-decl.c (c_expand_body): Move to ...
13244 * c-common.c (c_expand_body): ... here.
13245 (c_common_attribute_table): Allow 1 argument for the constructor
13246 and destructor attributes.
13247 (get_priority): New function.
13248 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13249 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13251 2007-02-24 Jan Hubicka <jh@suse.cz>
13253 PR middle-end/30509
13254 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13255 copying for inlining.
13257 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13258 Jan Hubicka <jh@suse.cz>
13261 * i386.c (counter_mode): New function.
13262 (expand_set_or_movmem_via_loop): Use it.
13263 (expand_movmem_epilogue): Likewise; fix pasto.
13264 (ix86_expand_movmem): Do emit guard even for constant counts.
13265 (ix86_expand_setmem): Likewise.
13267 2007-02-25 Nick Clifton <nickc@redhat.com>
13269 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13270 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13272 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13275 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13276 count argument with 0x10, not with 0x16.
13277 (expand_setmem_epilogue): Ditto.
13279 2007-02-24 Mike Stump <mrs@apple.com>
13281 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13284 2007-02-24 Richard Guenther <rguenther@suse.de>
13286 PR middle-end/30951
13287 * fold-const.c (fold_binary): Fold x +- CST op x for
13288 EQ_EXPR and NE_EXPR.
13290 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13292 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13294 2007-02-24 Jan Hubicka <jh@suse.cz>
13296 * cgraphunit.c (decide_is_function_needed): Honor
13297 -fkeep-inline-functions.
13299 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13301 * builtins.c (fold_builtin_modf): New.
13302 (fold_builtin_2): Use it.
13304 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13306 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13307 (determine_max_iter): Take additional LOOP arg; all callers changed.
13308 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13309 one using simplifications.
13310 (simplify_using_initial_values): Return if the expression becomes
13311 invalid due to altered regs.
13313 2007-02-23 DJ Delorie <dj@redhat.com>
13315 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13317 2007-02-23 Mike Stump <mrs@apple.com>
13319 * tlink.c (scan_linker_output): Parse linker messages from
13320 darwin9's linker better.
13322 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13325 * varpool.c (varpool_assemble_pending_decls): Set
13326 varpool_last_needed_node to null.
13328 2007-02-23 DJ Delorie <dj@redhat.com>
13330 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13331 alignment bigger than the object file can handle.
13333 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13337 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13338 (*movsf_1): Penalize MMX moves.
13340 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13342 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13343 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13345 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13347 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13349 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13350 (fold_builtin_1): Use them.
13351 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13352 BUILT_IN_SIGNIFICAND.
13354 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13356 * config/i386/i386.c (bdesc_1arg): Initialize
13357 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13358 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13359 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13360 and IX86_BUILTIN_MOVSLDUP.
13362 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13364 PR rtl-optimization/30841
13365 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13367 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13369 * builtins.c (fold_builtin_frexp): New.
13370 (fold_builtin_2): Use it.
13372 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13374 * doc/invoke.texi (Spec Files): Document getenv spec function.
13376 * gcc.c (getenv_spec_function): New function.
13377 (static_spec_functions): Add it.
13378 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13379 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13382 2007-02-22 Michael Matz <matz@suse.de
13385 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13386 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13388 2007-02-22 Ian Lance Taylor <iant@google.com>
13391 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13392 (mem_loc_descriptor): Call it.
13394 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13395 Ira Rosen <irar@il.ibm.com>
13397 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13399 2007-02-22 Ira Rosen <irar@il.ibm.com>
13401 PR tree-optimization/30843
13402 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13403 stores only after all the group is vectorized.
13405 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13407 PR tree-optimization/30858
13408 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13409 in the reduction cycle have a single use in the loop.
13410 * tree-vectorizer.h (relevant): Add documentation.
13412 2007-02-20 Mike Stump <mrs@apple.com>
13414 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13415 * configure: Regenerate.
13417 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13419 Change the defaults of some parameters and options.
13420 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13421 * config/spu/spu.c (spu_optimization_options): Add.
13422 (spu_override_options): Change params in spu_optimization_options.
13423 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13425 Register 127 is only 16 byte aligned when used as a frame pointer.
13426 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13427 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13428 HARD_FRAME_POINTER_REGNUM.
13429 (spu_legitimate_address): Use regno_aligned_for_reload.
13430 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13431 aligned when frame_pointer_needed is true.
13432 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13434 * config/spu/spu.h (INIT_EXPANDERS): Define.
13436 Make sure shift and rotate instructions have valid immediate operands.
13437 * config/spu/predicates.md (spu_shift_operand): Remove.
13438 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13439 * config/spu/constraints.md (W, O): Extend range.
13440 * config/spu/spu.md (umask, nmask): Define.
13441 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13442 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13443 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13444 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13445 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13446 (lshr<mode>3_reg): Fix rtl description.
13448 Make sure mulhisi immediate operands are valid.
13449 * config/spu/predicates.md (imm_K_operand): Add.
13450 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13452 Generate constants using fsmbi and andi.
13453 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13454 (print_operand, spu_split_immediate, classify_immediate,
13455 fsmbi_const_p): Handle IC_FSMBI2.
13457 Correctly handle a CONST_VECTOR containing symbols.
13458 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13459 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13460 (immediate_load_p): Allow symbols that use 2 instructions to create.
13461 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13462 with symbols when flag_pic is set.
13463 (const_vector_immediate_p): New.
13464 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13465 accept a CONST_VECTOR with symbols.
13466 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13467 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13469 * config/spu/spu.md (high, low): Delete.
13470 (low_<mode>): Define.
13472 Remove INTRmode and INTR_REGNUM, which didn't work.
13473 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13475 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13476 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13477 peephole2 pattern): Don't use INTR or 131.
13478 (movintrcc): Delete.
13479 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13480 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13481 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13482 (UNSPEC_SET_INTR): Add.
13483 * config/spu/spu-modes.def (INTR): Remove.
13485 More accurate warnings about run-time relocations.
13486 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13488 Correctly warn about immediate arguments to specific intrinsics.
13489 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13490 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13491 the instruction predicate.
13493 Fix tree check errors with latest update.
13494 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13496 (spu_expand_builtin): Use CALL_EXPR_FN.
13498 Add missing specific intrinsics.
13499 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13501 * config/spu/spu_internals.h: Ditto.
13503 Fix incorrect operand modifiers.
13504 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13505 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13507 Optimize one case of zero_extend of a vec_select.
13508 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13510 Accept any immediate for hbr.
13511 * config/spu/spu.md (hbr): Change s constraints to i.
13513 2007-02-21 Paul Brook <paul@codesourcery.com>
13515 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13516 condexec_count when skipping USE and CLOBBER.
13518 2007-02-21 Nick Clifton <nickc@redhat.com>
13520 * common.opt (Warray-bounds): Add Warning attribute.
13521 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13523 (fsized-zeroes): Add Optimization attribute.
13524 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13525 * c.opt (Wc++0x-compat): Add Warning attribute.
13527 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13529 PR middle-end/30761
13530 * reload1.c (eliminate_regs_in_insn): In the single_set special
13531 case, attempt to re-recognize the insn before falling back to
13532 having reload fix it up.
13534 2007-02-20 Eric Christopher <echristo@gmail.com>
13536 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13537 Rewrite accordingly.
13538 (frv_read_iacc_argument): Ditto.
13539 (frv_expand_set_builtin): Take a call instead of arglist, update for
13541 (frv_expand_unop_builtin): Ditto.
13542 (frv_expand_binop_builtin): Ditto.
13543 (frv_expand_cut_builtin): Ditto.
13544 (frv_expand_binopimm_builtin): Ditto.
13545 (frv_expand_voidbinop_builtin): Ditto.
13546 (frv_expand_int_void2arg): Ditto.
13547 (frv_expand_prefetches): Ditto.
13548 (frv_expand_voidtriop_builtin): Ditto.
13549 (frv_expand_voidaccop_builtin): Ditto.
13550 (frv_expand_load_builtin): Ditto.
13551 (frv_expand_store_builtin): Ditto.
13552 (frv_expand_mdpackh_builtin): Ditto.
13553 (frv_expand_mclracc_builtin): Ditto.
13554 (frv_expand_mrdacc_builtin): Ditto.
13555 (frv_expand_mwtacc_builtin): Ditto.
13556 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13559 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13561 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13562 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13564 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13565 point instructions.
13566 * configure: Regenerate.
13567 * config.in: Regenerate.
13568 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13569 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13570 masks to power6 and power6x and to POWERPC_MASKS.
13571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13573 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13574 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13575 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13576 Access PROTOTYPE as variable, not mask.
13578 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13580 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13581 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13582 * combine.c (adjust_for_new_dest): Use it.
13583 * postreload.c (reload_combine): Likewise.
13585 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13587 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13588 notes on an insn with multiple sets, even if single_set returns
13589 non-NULL for that insn.
13591 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13593 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13594 scalbn and scalbln.
13596 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13598 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13599 if user didn't pass it.
13600 * config/i386/darwin.h (CC1_SPEC): Likewise.
13601 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13602 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13603 -mmacosx-version-min.
13605 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13606 Uros Bizjak <ubizjak@gmail.com>
13608 * optabs.h (enum optab_index): Add new OTI_scalb.
13609 (scalb_optab): Define corresponding macro.
13610 * optabs.c (init_optabs): Initialize scalb_optab.
13611 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13613 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13614 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13615 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13616 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13617 flag_unsafe_math_optimizations is set.
13619 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13620 to implement scalbf, scalb and scalbl built-ins as inline x87
13623 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624 DJ Delorie <dj@redhat.com>
13627 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13628 (diagnostic_report_diagnostic): ... here, and turn them into real
13629 errors. If warnings are inhibited, no need to do anything.
13631 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13633 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13634 better code generation.
13636 2007-02-20 Ben Elliston <bje@au.ibm.com>
13638 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13640 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13642 * config/alpha/alpha.c, config/alpha/alpha.md,
13643 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13644 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13645 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13646 config/arm/lib1funcs.asm: Follow spelling conventions.
13648 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13649 config/fr30/fr30.md, config/i386/i386.h,
13650 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13651 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13652 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13653 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13654 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13655 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13656 config/sparc/sparc.c, config/sparc/sparc.h,
13657 config/sparc/sparc.md, config/spu/constraints.md,
13658 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13661 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13664 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13667 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13669 * doc/invoke.texi (-ftree-lrs): Remove.
13671 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13673 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13676 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13678 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13679 new CALL_EXPR_FN macro for retrieving the function
13680 declaration of the input expression.
13682 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13684 * c.opt (Waddress): New.
13685 * common.opt (Walways-true): Delete.
13686 (Wstring-literal-comparison): Delete.
13687 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13688 -Wstring-literal-comparison. Add -Waddress.
13690 (Walways-true): Delete.
13691 (Wstring-literal-comparison): Delete.
13692 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13693 consistently instead of -Walways-true in example.
13694 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13695 * c-typeck.c (parser_build_binary_op): Replace
13696 -Wstring-literal-comparison and -Walways-true with -Waddress.
13697 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13700 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13702 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13703 without DECL_STRUCT_FUNCTION initialized.
13705 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13707 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13708 due to calls to functions taking pointers as parameters.
13710 2007-02-19 Richard Henderson <rth@redhat.com>
13713 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13716 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13718 * config/s390/s390.c (s390_call_saved_register_used,
13719 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13720 accessed to the new scheme.
13722 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13724 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13725 (cris_print_index, cris_print_operand, cris_print_operand_address)
13726 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13727 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13728 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13729 GET_CODE () == xxx.
13730 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13731 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13732 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13733 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13734 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13735 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13736 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13737 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13738 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13739 (uminsi3, call, call_value): Ditto.
13740 (define_split: indir_to_reg_split, unnamed): Ditto.
13742 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13744 PR tree-optimization/30975
13745 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13748 2007-02-18 Eric Christopher <echristo@gmail.com>
13750 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13751 Remove use of arglist.
13752 (mips_expand_builtin): Remove use of arglist, pass in expr.
13753 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13754 (mips_expand_builtin_movtf): Ditto.
13755 (mips_expand_builtin_compare): Ditto.
13757 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13759 * tree-sra.c (sra_build_assignment): Replace assertion
13760 checking with a comment explaining why it can't be done.
13762 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13764 PR middle-end/30833
13765 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13766 during CALL_EXPR representation conversion.
13767 * tree-ssa-propagate.c (set_rhs): Likewise.
13769 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13771 * tree-sra.c (sra_build_assignment): Disable assertion checking
13774 2007-02-18 Roger Sayle <roger@eyesopen.com>
13776 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13777 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13778 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13780 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13781 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13782 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13783 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13784 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13785 force_gimple_operand): Likewise.
13786 * ipa-cp.c (constant_val_insert): Likewise.
13787 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13788 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13789 perfect_nestify): Likewise.
13790 * langhooks.c (lhd_omp_assignment): Likewise.
13791 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13792 lower_copyprivate_clauses, lower_send_clauses,
13793 lower_send_shared_vars, expand_parallel_call,
13794 expand_omp_for_generic, expand_omp_for_static_nochunk,
13795 expand_omp_for_static_chunk, expand_omp_sections,
13796 lower_omp_single_copy, lower_omp_for_lastprivate,
13797 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13798 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13799 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13802 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13804 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13805 config/sh/sh.md: Follow spelling conventions.
13807 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13808 config/frv/predicates.md: Follow spelling conventions.
13810 * config/m68k/linux-unwind.h: Fix a comment typo.
13811 * target.h: Follow spelling conventions.
13813 2007-02-18 Roger Sayle <roger@eyesopen.com>
13815 PR rtl-optimization/28173
13816 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13817 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13818 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13819 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13820 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13822 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13824 * builtins.c (fold_builtin_load_exponent): New.
13825 (fold_builtin_2): Use it.
13827 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13829 PR rtl-optimization/30773
13830 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13831 if we fail to attach a REG_EQUIV note.
13833 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13834 Roger Sayle <roger@eyesopen.com>
13836 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13838 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13840 * calls.c (initialize_argument_information): Pass original EXP
13841 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13842 code to split complex arguments here, as part of initializing the
13844 (expand_call): Remove code that builds a list of arguments and
13845 inserts implicit arguments into it. Instead, just count how many
13846 implicit arguments there will be so we can determine the size of
13847 the ARGS array, and let initialize_argument_information do the work.
13848 (split_complex_values): Delete unused function.
13850 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13852 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13854 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13856 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13857 for arg pointer based indexed addressing.
13859 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13861 * config/ia64/ia64.h, config/ia64/ia64.md,
13862 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13863 spelling conventions.
13865 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13867 * config/m68k/m68k.c (split_di): New.
13868 * config/m68k/m68k-protos.h: Declare split_di.
13869 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13870 Improve predicate handling and split constant shifts.
13872 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13874 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13875 parameter for register bitfield operations, general predicates
13878 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13880 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13881 * config/m68k/linux-unwind.h: New file.
13883 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13885 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13886 config/i386/athlon.md, config/ia64/ia64.md,
13887 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13888 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13889 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13890 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13891 tree-vect-transform.c: Fix comment typos.
13893 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13895 * sched-deps.c (find_insn_list): Remove.
13896 * sched-int.h: Remove the prototype for find_insn_list.
13898 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13900 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13902 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13903 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13904 darwin_rs6000_override_options.
13905 (C_COMMON_OVERRIDE_OPTIONS): Expect
13906 darwin_macosx_version_min to be non-NULL always.
13907 (TARGET_C99_FUNCTIONS): Likewise.
13908 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13909 (DARWIN_MINVERSION_SPEC): New.
13910 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13911 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13913 (DARWIN_MINVERSION_SPEC): New.
13914 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13916 * config/darwin-c.c (darwin_cpp_builtins): Expect
13917 darwin_macosx_version_min to be non-NULL always.
13919 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13921 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/i386.h (x86_use_xchgb): New.
13924 (TARGET_USE_XCHGB): New macro.
13925 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13926 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13927 Split after reload into bswaphi for shifts of 8.
13928 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13929 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13930 or when optimizing for size.
13932 2007-02-16 Richard Guenther <rguenther@suse.de>
13933 Christian Bruel <christian.bruel@st.com>
13935 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13936 DECLs but prefer SSA_NAMEs over DECLs.
13938 2007-02-16 Richard Guenther <rguenther@suse.de>
13940 * tree-flow-inline.h (single_imm_use_p): Remove.
13941 (zero_imm_uses_p): Likewise.
13942 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13943 instead of single_imm_use_p.
13944 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13947 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13950 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13951 nested double- and backquotes.
13953 2007-02-15 Roger Sayle <roger@eyesopen.com>
13955 PR middle-end/30391
13956 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13957 should be unreachable.
13958 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13959 For the time being redirect GIMPLE_MODIFY_STMT to the new
13960 (renamed) build_gimple_modify_stmt_stat.
13961 (build2_gimple_stat): Rename to...
13962 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13963 Always build a GIMPLE_MODIFY_STMT node.
13964 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13965 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13968 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13969 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13970 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13971 expand_complex_div_wide): Likewise.
13972 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13973 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13974 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13975 * tree-ssa-loop-manip.c (create_iv): Likewise.
13976 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13977 abs_replacement): Likewise.
13978 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13979 realify_fake_stores): Likewise.
13981 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13982 node rather than a GIMPLE_MODIFY_STMT node.
13983 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13984 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13986 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13987 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13988 GIMPLE_MODIFY_STMT.
13990 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13992 PR middle-end/30433
13993 * fold-const.c (fold_comparison): Add back the
13994 folding of constant complex comparisions.
13996 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13998 PR middle-end/30729
13999 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
14000 effects unknown to this function, return early.
14002 2007-02-15 Ian Lance Taylor <iant@google.com>
14004 * lower-subreg.c (move_eh_region_note): New static function.
14005 (resolve_simple_move): Call it.
14006 (decompose_multiword_subregs): Track blocks for which we resolve a
14007 simple move which is also a control flow insn. Pass them to
14008 find_many_sub_basic_blocks.
14009 (pass_lower_subreg): Add TODO_verify_flow.
14010 (pass_lower_subreg2): Likewise.
14012 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14013 Brooks Moses <brooks.moses@codesourcery.com>
14014 Lee Millward <lee.millward@codesourcery.com>
14016 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14017 (VL_EXP_CLASS_P): New.
14018 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14020 (TREE_OPERAND_CHECK_CODE): Likewise.
14021 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14022 (TREE_RTL_OPERAND_CHECK): Likewise.
14023 (tree_operand_check_failed): Make second parameter the whole tree
14024 instead of its code. Fixed callers.
14025 (VL_EXP_CHECK): New.
14026 (TREE_OPERAND_LENGTH): New.
14027 (VL_EXP_OPERAND_LENGTH): New.
14028 (CALL_EXPR_FN): New.
14029 (CALL_EXPR_STATIC_CHAIN): New.
14030 (CALL_EXPR_ARGS): New.
14031 (CALL_EXPR_ARG): New.
14032 (call_expr_nargs): New.
14033 (CALL_EXPR_ARGP): New.
14034 (build_nt_call_list): Declare.
14035 (build_vl_exp_stat): Declare.
14036 (build_vl_exp): New.
14037 (build_call_list): Declare.
14038 (build_call_nary): Declare.
14039 (build_call_valist): Declare.
14040 (build_call_array): Declare.
14041 (call_expr_arg): Declare.
14042 (call_expr_argp): Declare.
14043 (call_expr_arglist): Declare.
14044 (fold_build_call_list): Declare.
14045 (fold_build_call_list_initializer): Declare.
14046 (fold_call_expr): Declare to replace fold_builtin.
14047 (fold_builtin_fputs): Update to agree with modified definition.
14048 (fold_builtin_strcpy): Likewise.
14049 (fold_builtin_strncpy): Likewise.
14050 (fold_builtin_memory_chk): Likewise.
14051 (fold_builtin_stxcpy_chk): Likewise.
14052 (fold_builtin_strncpy_chk): Likewise.
14053 (fold_builtin_next_arg): Likewise.
14054 (fold_build_call_expr): Declare.
14055 (fold_builtin_call_list): Declare.
14056 (fold_builtin_call_valist): Declare.
14057 (build_call_expr): Declare.
14058 (validate_arglist): Update to agree with modified definition.
14059 (tree_operand_length): New.
14060 (call_expr_arg_iterator): New.
14061 (init_call_expr_arg_iterator): New.
14062 (next_call_expr_arg): New.
14063 (first_call_expr_arg): New.
14064 (more_call_expr_args_p): New.
14065 (FOR_EACH_CALL_EXPR_ARG): New.
14067 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14068 and tcc_gimple_stmt.
14069 (tree_code_size): Update documentation. Use sizeof (tree) rather
14070 than sizeof (char *).
14071 (tree_size): Likewise. Add case for tcc_vl_exp.
14072 (tree_node_structure): Add case for tcc_vl_exp.
14073 (contains_placeholder_p): Likewise.
14074 (substitute_in_expr): Likewise.
14075 (substitute_placeholder_in_expr): Likewise.
14076 (stabilize_reference_1): Likewise.
14077 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14078 to diagnose breakage of this interface for constructing CALL_EXPRs.
14079 (build_nt): Add similar assertion here.
14080 (build_nt_call_list): New.
14081 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14082 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14084 (get_callee_fndecl): Use new CALL_EXPR accessors.
14085 (tree_operand_check_failed): Change parameters to pass entire node
14086 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14087 (process_call_operands): New.
14088 (build_vl_exp_stat): New.
14089 (build_call_list): New.
14090 (build_call_nary): New.
14091 (build_call_valist): New.
14092 (build_call_array): New.
14093 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14094 (call_expr_arglist): New.
14096 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14097 tcc_vl_exp instead of a fixed-size tcc_expression.
14099 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14100 accessors for CALL_EXPRs.
14101 (AGGR_INIT_EXPR): Likewise.
14103 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14104 Brooks Moses <brooks.moses@codesourcery.com>
14105 Lee Millward <lee.millward@codesourcery.com>
14107 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14108 (expand_builtin_nonlocal_goto): Change parameter to be entire
14109 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14110 (expand_builtin_prefetch): Likewise.
14111 (expand_builtin_classify_type): Likewise.
14112 (mathfn_built_in): Return NULL_TREE instead of 0.
14113 (expand_errno_check): Use new CALL_EXPR accessors.
14114 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14115 Return NULL_RTX instead of 0.
14116 (expand_builtin_mathfn_2): Likewise.
14117 (expand_builtin_mathfn_3): Likewise.
14118 (expand_builtin_interclass_mathfn): Likewise.
14119 (expand_builtin_sincos): Likewise.
14120 (expand_builtin_cexpi): Likewise.
14121 (expand_builtin_int_roundingfn): Likewise.
14122 (expand_builtin_int_roundingfn_2): Likewise.
14123 (expand_builtin_pow): Likewise.
14124 (expand_builtin_powi): Likewise.
14125 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14126 of arglist, fixing callers appropriately. Use new CALL_EXPR
14127 accessors and constructors. Return NULL_RTX instead of 0.
14128 (expand_builtin_strstr): Likewise.
14129 (expand_builtin_strchr): Likewise.
14130 (expand_builtin_strrchr): Likewise.
14131 (expand_builtin_strpbrk): Likewise.
14132 (expand_builtin_memcpy): Likewise.
14133 (expand_builtin_mempcpy): Likewise.
14134 (expand_builtin_mempcpy_args): New.
14135 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14136 (expand_builtin_memmove_args): New.
14137 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14138 (expand_movstr): Likewise.
14139 (expand_builtin_strcpy): Likewise.
14140 (expand_builtin_strcpy_args): New.
14141 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14142 (expand_builtin_strncpy): Likewise.
14143 (expand_builtin_memset): Likewise.
14144 (expand_builtin_memset_args): New.
14145 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14146 (expand_builtin_memcmp): Likewise.
14147 (expand_builtin_strcmp): Likewise.
14148 (expand_builtin_strncmp): Likewise.
14149 (expand_builtin_strcat): Likewise.
14150 (expand_builtin_strncat): Likewise.
14151 (expand_builtin_strspn): Likewise.
14152 (expand_builtin_strcspn): Likewise.
14153 (expand_builtin_args_info): Likewise.
14154 (expand_builtin_va_start): Likewise.
14155 (gimplify_va_arg_expr): Likewise.
14156 (expand_builtin_va_end): Likewise.
14157 (expand_builtin_va_copy): Likewise.
14158 (expand_builtin_frame_address): Likewise.
14159 (expand_builtin_alloca): Likewise.
14160 (expand_builtin_bswap): Likewise.
14161 (expand_builtin_unop): Likewise.
14162 (expand_builtin_fputs): Likewise.
14163 (expand_builtin_expect): Likewise.
14164 (expand_builtin_fabs): Likewise.
14165 (expand_builtin_copysign): Likewise.
14166 (expand_builtin_printf): Likewise.
14167 (expand_builtin_fprintf): Likewise.
14168 (expand_builtin_sprintf): Likewise.
14169 (expand_builtin_init_trampoline): Likewise.
14170 (expand_builtin_signbit): Likewise.
14171 (expand_builtin_fork_or_exec): Likewise.
14172 (expand_builtin_sync_operation): Likewise.
14173 (expand_builtin_compare_and_swap): Likewise.
14174 (expand_builtin_lock_test_and_set): Likewise.
14175 (expand_builtin_lock_release): Likewise.
14176 (expand_builtin): Likewise.
14177 (builtin_mathfn_code): Likewise.
14179 (fold_builtin_constant_p): Pass call arguments individually instead
14180 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14181 accessors and constructors. Return NULL_TREE instead of 0.
14182 (fold_builtin_expect): Likewise.
14183 (fold_builtin_classify_type): Likewise.
14184 (fold_builtin_strlen): Likewise.
14185 (fold_builtin_nan): Likewise.
14186 (integer_valued_real_p): Likewise.
14187 (fold_trunc_transparent_mathfn): Likewise.
14188 (fold_fixed_mathfn): Likewise.
14189 (fold_builtin_cabs): Likewise.
14190 (fold_builtin_sqrt): Likewise.
14191 (fold_builtin_cbrt): Likewise.
14192 (fold_builtin_cos): Likewise.
14193 (fold_builtin_cosh): Likewise.
14194 (fold_builtin_tan): Likewise.
14195 (fold_builtin_sincos): Likewise.
14196 (fold_builtin_cexp): Likewise.
14197 (fold_builtin_trunc): Likewise.
14198 (fold_builtin_floor): Likewise.
14199 (fold_builtin_ceil): Likewise.
14200 (fold_builtin_round): Likewise.
14201 (fold_builtin_int_roundingfn): Likewise.
14202 (fold_builtin_bitop): Likewise.
14203 (fold_builtin_bswap): Likewise.
14204 (fold_builtin_logarithm): Likewise.
14205 (fold_builtin_hypot): Likewise.
14206 (fold_builtin_pow): Likewise.
14207 (fold_builtin_powi): Likewise.
14208 (fold_builtin_exponent): Likewise.
14209 (fold_builtin_memset): Likewise.
14210 (fold_builtin_bzero): Likewise.
14211 (fold_builtin_memory_op): Likewise.
14212 (fold_builtin_bcopy): Deleted; call site changed to invoke
14213 fold_builtin_memory_op directly.
14214 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14215 (fold_builtin_strncpy): Likewise.
14216 (fold_builtin_memcmp): Likewise.
14217 (fold_builtin_strcmp): Likewise.
14218 (fold_builtin_strncmp): Likewise.
14219 (fold_builtin_signbit): Likewise.
14220 (fold_builtin_copysign): Likewise.
14221 (fold_builtin_isascii): Likewise.
14222 (fold_builtin_toascii): Likewise.
14223 (fold_builtin_isdigit): Likewise.
14224 (fold_builtin_fabs): Likewise.
14225 (fold_builtin_abs): Likewise.
14226 (fold_builtin_fmin_fmax): Likewise.
14227 (fold_builtin_carg): Likewise.
14228 (fold_builtin_classify): Likewise.
14229 (fold_builtin_unordered_cmp): Likewise.
14231 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14232 New functions split out from fold_builtin_1.
14233 (fold_builtin_n): New.
14234 (fold_builtin_varargs): New.
14235 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14237 (fold_call_expr): New.
14238 (build_function_call_expr): Rewrite to use new helper function.
14239 (fold_builtin_call_list): New.
14240 (build_call_expr): New.
14241 (fold_builtin_call_valist): New.
14242 (rewrite_call_expr): New.
14243 (validate_arg): New.
14244 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14245 of an arglist. Change return type to bool. Use new CALL_EXPR
14248 (fold_builtin_strstr): Pass call arguments individually instead
14249 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14250 accessors and constructors. Return NULL_TREE instead of 0.
14251 (fold_builtin_strchr): Likewise.
14252 (fold_builtin_strrchr): Likewise.
14253 (fold_builtin_strpbrk): Likewise.
14254 (fold_builtin_strcat): Likewise.
14255 (fold_builtin_strncat): Likewise.
14256 (fold_builtin_strspn): Likewise.
14257 (fold_builtin_strcspn): Likewise.
14258 (fold_builtin_fputs): Likewise.
14259 (fold_builtin_next_arg): Likewise.
14260 (fold_builtin_sprintf): Likewise.
14262 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14263 NULL_RTX instead of 0.
14264 (expand_builtin_memory_chk): Likewise.
14265 (maybe_emit_chk_warning): Likewise.
14266 (maybe_emit_sprintf_chk_warning): Likewise.
14268 (fold_builtin_object_size): Pass call arguments individually instead
14269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14270 accessors and constructors. Return NULL_TREE instead of 0.
14271 (fold_builtin_memory_chk): Likewise.
14272 (fold_builtin_stxcpy_chk): Likewise.
14273 (fold_builtin_strncpy_chk): Likewise.
14274 (fold_builtin_strcat_chk): Likewise.
14275 (fold_builtin_strcat_chk): Likewise.
14276 (fold_builtin_strncat_chk): Likewise.
14277 (fold_builtin_sprintf_chk): Likewise.
14278 (fold_builtin_snprintf_chk): Likewise.
14279 (fold_builtin_printf): Likewise.
14280 (fold_builtin_vprintf): Likewise.
14282 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14284 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14285 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14286 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14287 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14288 (fold_unary): Likewise.
14289 (fold_binary): Likewise.
14290 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14291 ternary expressions.
14292 (fold): Add logic for tcc_vl_exp.
14293 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14294 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14295 (fold_build3_stat): Add assertion to flag broken interface for
14296 constructing CALL_EXPRs.
14297 (fold_build_call_list): New.
14298 (fold_build_call_list_initializer): New.
14299 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14301 (fold_strip_sign_ops): Likewise.
14303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14304 Brooks Moses <brooks.moses@codesourcery.com>
14305 Lee Millward <lee.millward@codesourcery.com>
14307 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14308 accessors and dump arguments explicitly.
14310 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14312 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14314 (print_call_name): Use new CALL_EXPR accessors.
14316 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14317 CALL_EXPR arguments explicitly instead of as a list. Use
14318 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14320 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14321 (vrp_visit_stmt): Likewise.
14323 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14324 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14326 (force_move_till_expr): Likewise.
14328 * targhooks.c (default_external_stack_protect_fail): Use
14329 build_call_expr instead of build_function_call_expr.
14330 (default_hidden_stack_protect_fail): Likewise.
14332 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14335 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14336 and walk arguments explicitly.
14338 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14339 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14340 (expand_simple_operations): Likewise.
14341 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14343 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14344 of TREE_CODE_LENGTH.
14345 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14347 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14348 instead of TREE_CODE_LENGTH.
14350 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14351 (tree_ic_transform): Likewise.
14352 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14353 parameter instead of arglist. Fix callers.
14354 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14355 (tree_stringops_transform): Likewise.
14356 (tree_indirect_call_to_profile): Likewise.
14357 (tree_stringops_values_to_profile): Likewise.
14359 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14360 (eliminate_tail_call): Likewise.
14362 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14364 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14365 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14367 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14369 * omp-low.c (build_omp_barrier): Use build_call_expr.
14370 (lower_rec_input_clauses): Likewise.
14371 (lower_reduction_clauses): Likewise.
14372 (expand_parallel_call): Likewise.
14373 (maybe_catch_exception): Likewise.
14374 (expand_omp_for_generic): Likewise.
14375 (expand_omp_for_static_nochunk): Likewise.
14376 (expand_omp_sections): Likewise.
14377 (lower_omp_single_simple): Likewise.
14378 (lower_omp_single_copy): Likewise.
14379 (lower_omp_master): Likewise.
14380 (lower_omp_ordered): Likewise.
14381 (lower_omp_critical): Likewise.
14383 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14384 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14386 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14387 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14388 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14390 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14391 and generalize to handle any number of operands.
14392 (chrec_contains_undetermined): Likewise.
14393 (tree_contains_chrecs): Likewise.
14394 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14396 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14398 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14399 fold_call_expr instead of fold_builtin.
14400 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14401 match declarations there.
14402 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14405 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14408 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14409 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14411 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14414 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14415 (execute_cse_sincos): Use new CALL_EXPR accessors.
14417 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14419 * gimple-low.c (lower_function_body): Use build_call_expr.
14420 (lower_builtin_setjmp): Likewise.
14422 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14423 (set_storage_via_libcall): Likewise.
14424 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14425 instead of TREE_CODE_LENGTH.
14426 (expand_expr_real_1): Use new CALL_EXPR accessors.
14428 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14429 generalize to handle any number of operands.
14430 (TB_parent_eq): Likewise.
14432 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14433 (strip_builtin_expect): Likewise.
14435 * function.c (gimplify_parameters): Use build_call_expr.
14437 * tree-vectorizer.c (vect_is_simple_reduction): Use
14438 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14440 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14441 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14443 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14446 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14447 (gimplify_decl_expr): Likewise.
14448 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14449 Use new CALL_EXPR iterators.
14450 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14451 (gimplify_modify_expr_to_memset): Likewise.
14452 (gimplify_variable_sized_compare): Likewise.
14453 (gimplify_omp_atomic_fetch_op): Likewise.
14454 (gimplify_omp_atomic_pipeline): Likewise.
14455 (gimplify_omp_atomic_mutex): Likewise.
14456 (gimplify_function_tree): Likewise.
14458 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14459 (call_expr_flags): Likewise.
14460 (expand_call): Likewise.
14462 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14463 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14466 * coverage.c (create_coverage): Use build_call_expr.
14468 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14469 (temp_call_expr_obstack): New.
14470 (pool_copy_list): Delete.
14471 (temp_copy_call_expr): New.
14472 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14473 CALL_EXPR accessors. Get rid of special goo for copying argument
14474 lists and use temp_copy_call_expr instead.
14475 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14476 CALL_EXPR accessors.
14477 (create_expression_by_pieces): Likewise. Use build_call_array
14478 to construct the result instead of fold_build3.
14479 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14480 dealing with argument lists.
14481 (init_pre): Remove references to expression_node_pool and
14482 list_node_pool. Init temp_call_expr_obstack instead.
14483 (fini_pre): Remove references to expression_node_pool and
14486 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14487 and walk arguments explicitly instead of as a list.
14489 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14490 (mx_register_decls): Likewise.
14491 (mudflap_register_call): Likewise.
14492 (mudflap_finish_file): Likewise.
14494 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14495 (ipa_callsite_compute_param): Likewise.
14497 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14498 accessors and constructor.
14500 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14501 accessors and constructor.
14502 (convert_tramp_reference): Likewise.
14503 (convert_call_expr): Likewise.
14504 (finalize_nesting_tree_1): Likewise.
14506 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14509 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14511 * tree-inline.c (initialize_inlined_parameters): Pass entire
14512 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14514 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14515 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14517 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14518 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14519 (vectorizable_reduction): Likewise.
14520 (vectorizable_call): Use new CALL_EXPR iterators.
14521 (vectorizable_conversion): Use build_call_expr.
14522 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14523 (vect_gen_widened_results_half): Use build_call_expr.
14524 (vect_setup_realignment): Likewise.
14525 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14527 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14528 (pass_through_call): Likewise.
14529 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14532 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14533 (tree_gen_pow2_profiler): Likewise.
14534 (tree_gen_one_value_profiler): Likewise.
14535 (tree_gen_ic_func_profiler): Likewise.
14536 (tree_gen_average_profiler): Likewise.
14537 (tree_gen_ior_profiler): Likewise.
14539 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14540 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14541 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14543 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14544 of TREE_CODE_LENGTH.
14546 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14547 of TREE_CODE_LENGTH.
14549 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14551 (convert_to_integer): Likewise.
14553 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14556 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14557 Brooks Moses <brooks.moses@codesourcery.com>
14558 Lee Millward <lee.millward@codesourcery.com>
14560 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14562 * config/frv/frv.c (frv_expand_builtin): Likewise.
14563 * config/s390/s390.c (s390_expand_builtin): Likewise.
14565 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14566 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14569 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14570 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14571 (ix86_expand_store_builtin): Likewise.
14572 (ix86_expand_unop_builtin): Likewise.
14573 (ix86_expand_unop1_builtin): Likewise.
14574 (ix86_expand_sse_compare): Likewise.
14575 (ix86_expand_sse_comi): Likewise.
14576 (ix86_expand_vec_init_builtin): Likewise.
14577 (ix86_expand_vec_ext_builtin): Likewise.
14578 (ix86_expand_vec_set_builtin): Likewise.
14579 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14581 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14582 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14584 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14585 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14586 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14588 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14590 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14591 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14592 arglist. Use new CALL_EXPR accessors. Fix callers.
14593 (altivec_expand_abs_builtin): Likewise.
14594 (rs6000_expand_binop_builtin): Likewise.
14595 (altivec_expand_predicate_builtin): Likewise.
14596 (altivec_expand_lv_builtin): Likewise.
14597 (spe_expand_stv_builtin): Likewise.
14598 (altivec_expand_stv_builtin): Likewise.
14599 (rs6000_expand_ternop_builtin): Likewise.
14600 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14601 (altivec_expand_st_builtin): Likewise.
14602 (altivec_expand_dst_builtin): Likewise.
14603 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14604 arglist. Use new CALL_EXPR accessors. Fix callers.
14605 (altivec_expand_vec_set_builtin): Likewise.
14606 (altivec_expand_vec_ext_builtin): Likewise.
14607 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14608 (spe_expand_builtin): Likewise.
14609 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14610 arglist. Use new CALL_EXPR accessors. Fix callers.
14611 (spe_expand_evsel_builtin): Likewise.
14612 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14613 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14615 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14616 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14617 (arm_expand_unop_builtin): Likewise.
14618 (arm_expand_builtin): Use new CALL_EXPR accessors.
14620 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14623 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14624 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14626 (bfin_expand_unop_builtin): Likewise.
14627 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14630 Brooks Moses <brooks.moses@codesourcery.com>
14631 Lee Millward <lee.millward@codesourcery.com>
14633 * c-semantics.c (build_stmt): Add internal diagnostic check.
14635 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14636 accessors. Print arguments explicitly instead of as a list.
14638 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14640 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14641 (c_finish_omp_flish): Likewise.
14643 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14644 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14645 instead of TREE_CODE_LENGTH.
14646 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14647 (c_warn_unused_result): Likewise.
14649 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14652 * doc/invoke.texi (Warning Options): Remove
14653 -Werror-implicit-function-declaration.
14654 (Wimplicit-function-declaration): Update description.
14655 * opts.c (common_handle_option): Move handling of -Werror=* to...
14656 (enable_warning_as_error): ...here.
14657 * opts.h (enable_warning_as_error): Declare.
14658 * c-decl.c (implicit_decl_warning): Unless
14659 -Wno-implicit-function-declaration is given, emit a pedwarn if
14660 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14661 * c.opt (Wimplicit-function-declaration): Replace
14662 mesg_implicit_function_declaration with
14663 warn_implicit_function_declaration.
14664 * c-opts.c (c_common_handle_option):
14665 -Werror-implicit-function-declaration is exactly equal as
14666 -Werror=implicit-function-declaration.
14667 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14668 warn_implicit_function_declaration.
14669 (c_common_post_options): -Wimplict-function-declaration is enabled
14670 by default by -std=c99, otherwise is disabled by default.
14671 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14675 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14676 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14677 former is ignored but not the latter.
14679 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14681 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14682 is made and the reference doesn't use the alias set of its type,
14683 do not create the temporary using that type.
14685 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14687 * jump.c: Remove prototypes for delete_computation and
14688 delete_prior_computation.
14690 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14692 * jump.c (get_label_after): Delete.
14693 (get_label_before, delete_computation, delete_jump,
14694 delete_prior_computation, follow_jumps): Move...
14695 * reorg.c (delete_computation, delete_prior_computation): ... here...
14696 (get_label_before, delete_jump): ... making these static ...
14697 (follow_jumps): ... and simplifying this since it only runs after
14699 * rtl.h (get_label_after, get_label_before, delete_jump,
14700 follow_jumps): Delete prototypes.
14702 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14704 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14706 2007-02-15 Nick Clifton <nickc@redhat.com>
14708 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14709 order to prevent it from being munged by the target.
14711 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14713 * config/i386/i386.md: Remove misleading comment.
14715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14717 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14718 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14723 * tree-sra.c (instantiate_missing_elements): Canonicalize
14725 (sra_build_assignment): New.
14726 (generate_copy_inout, generate_element_copy,
14727 generate_element_zero, generate_one_element_init): Use it.
14729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14731 * tree-sra.c (instantiate_missing_elements): Canonicalize
14733 (sra_build_assignment): New.
14734 (generate_copy_inout, generate_element_copy,
14735 generate_element_zero, generate_one_element_init): Use it.
14737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14739 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14742 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14745 types as aggregates not scalars.
14746 * function.c (assign_stack_temp_for_type): Likewise.
14748 2007-02-14 Roger Sayle <roger@eyesopen.com>
14749 Zdenek Dvorak <dvorakz@suse.cz>
14751 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14754 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14756 * passes.c (next_pass_1): Clear the next field of the copied
14759 2007-02-14 Richard Henderson <rth@redhat.com>
14761 * tree-sra.c (early_sra): New.
14762 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14763 (tree_sra_early, pass_sra_early): New.
14764 * tree-pass.h (pass_sra_early): Declare.
14765 * passes.c (init_optimization_passes): Use it.
14767 2007-02-14 Richard Guenther <rguenther@suse.de>
14769 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14771 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14773 PR tree-optimization/30771
14774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14776 (vect_analyze_operations): Induction phis can now be marked as
14778 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14779 Update documentation accordingly.
14781 2007-02-14 Nick Clifton <nickc@redhat.com>
14783 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14784 most 3 arguments are supported.
14785 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14787 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14789 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14790 Ensure dst->current is valid.
14792 2007-02-13 Paul Brook <paul@codesourcery.com>
14794 * config.gcc: Add arm*-*-uclinux-*eabi.
14795 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14796 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14797 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14798 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14799 (LINK_SPEC): Define.
14800 (LIB_SPEC): Define.
14801 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14803 * config/arm/uclinux-eabi.h: New file.
14804 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14805 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14808 2007-02-13 Ian Lance Taylor <iant@google.com>
14810 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14811 * flags.h (warn_strict_overflow): Declare.
14812 (enum warn_strict_overflow_code): Define.
14813 (issue_strict_overflow_warning): New static inline function.
14814 * opts.c (warn_strict_overflow): New variable.
14815 (common_handle_option): Handle OPT_Wstrict_overflow and
14816 OPT_Wstrict_overflow_.
14817 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14819 * fold-const.c: Include intl.h.
14820 (fold_deferring_overflow_warnings): New static variable.
14821 (fold_deferred_overflow_warning): New static variable.
14822 (fold_deferred_overflow_code): New static variable.
14823 (fold_defer_overflow_warnings): New function.
14824 (fold_undefer_overflow_warnings): New function.
14825 (fold_undefer_and_ignore_overflow_warnings): New function.
14826 (fold_deferring_overflow_warnings_p): New function.
14827 (fold_overflow_warning): New static function.
14828 (make_range): Add strict_overflow_p parameter. Change all
14830 (extract_muldiv, extract_muldiv_1): Likewise.
14831 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14832 tree_expr_nonnegative_p.
14833 (fold_negate_expr): Call fold_overflow_warning.
14834 (fold_range_test): Likewise.
14835 (fold_comparison): Likewise.
14836 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14837 instead of tree_expr_nonnegative_p.
14838 (tree_expr_nonnegative_warnv_p): Rename from
14839 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14840 (tree_expr_nonnegative_p): New function.
14841 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14842 strict_overflow_p parameter.
14843 (tree_expr_nonzero_p): New function.
14844 * passes.c (verify_interpass_invariants): New static function.
14845 (execute_one_pass): Call it.
14846 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14848 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14849 (estimate_numbers_of_iterations): Likewise.
14850 (scev_probably_wraps_p): Likewise.
14851 * tree-ssa-ccp.c: Include "toplev.h".
14852 (evaluate_stmt): Defer fold overflow warnings until we know we are
14854 (struct fold_stmt_r_data): Add stmt field.
14855 (fold_stmt_r): Defer fold overflow warnings until we know we
14857 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14858 (fold_stmt_inplace): Likewise.
14859 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14860 (cleanup_control_expr_graph): Defer fold overflow warnings until
14861 we know we are going to optimize.
14862 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14863 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14865 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14866 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14867 * tree-ssa-loop-manip.c (create_iv): Likewise.
14868 * c-typeck.c (build_conditional_expr): Likewise.
14869 (build_binary_op): Likewise.
14870 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14871 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14872 (extract_range_from_unary_expr): Likewise.
14873 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14874 assuming that signed overflow does not occur.
14875 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14876 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14877 (fold_defer_overflow_warnings): Declare.
14878 (fold_undefer_overflow_warnings): Declare.
14879 (fold_undefer_and_ignore_overflow_warnings): Declare.
14880 (fold_deferring_overflow_warnings_p): Declare.
14881 (tree_expr_nonzero_warnv_p): Declare.
14882 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14883 of warning options.
14884 (Warning Options): Document -Wstrict-overflow.
14885 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14886 (tree-ssa-ccp.o): Likewise.
14887 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14888 (fold-const.o): Depend on intl.h.
14890 2007-02-13 Ian Lance Taylor <iant@google.com>
14892 PR middle-end/30751
14893 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14896 2007-02-13 Stuart Hastings <stuart@apple.com>
14898 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14900 2007-02-13 Richard Henderson <rth@redhat.com>
14902 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14903 handled_component_p before looking for the indirect_ref.
14905 2007-02-13 Richard Henderson <rth@redhat.com>
14907 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14908 remove flags clobber.
14909 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14910 (bswaphi_lowpart): New.
14911 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14912 remove TARGET_BSWAP test. Delete expander of the same name.
14914 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14915 (expand_unop): Use them.
14917 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14919 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14920 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14921 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14922 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14923 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14924 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14925 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14926 assembler dialect choice from asm templates.
14928 2007-02-12 Richard Henderson <rth@redhat.com>
14930 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14931 (fixuns_trunc<SSEMODEF>si2): Use it.
14932 * config/i386/sse.md (vec_setv4sf_0): Export.
14933 * config/i386/i386.c (ix86_build_const_vector): Export.
14934 (ix86_split_convert_uns_si_sse): Rename from
14935 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14936 * config/i386/i386-protos.h: Update.
14938 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14941 * c-typeck.c (c_finish_return): Improve warning message.
14943 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14945 * alias.c (find_symbolic_term): Delete unused function.
14947 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14949 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14950 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14951 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14955 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14956 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14957 the function, temporarily point the debug interface to the null one.
14959 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14961 * dwarf2out.c (round_up_to_align): New static function.
14962 (field_byte_offset): Use it to round the offset.
14964 2007-02-12 Richard Henderson <rth@redhat.com>
14966 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14967 (inswl_const): Export.
14969 2007-02-12 Richard Henderson <rth@redhat.com>
14971 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14972 result mode of the libcall, convert back to outmode.
14974 2007-02-12 Roger Sayle <roger@eyesopen.com>
14976 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14977 (bswapdi2): New define_expand to implement 32-bit implementation.
14979 2007-02-12 Nick Clifton <nickc@redhat.com>
14981 * doc/invoke.texi (Overall Options): Document --help=.
14982 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14983 (cc1_options): Pass --help= on to cc1.
14984 (display_help): Add description of --help=.
14985 (process_command): Add code to handle --help=. Allow translated
14986 --help and --target-help switches to be passed on to compiler
14988 (main): Remove unused if statement.
14989 * opts.c (columns): Remove.
14990 (LEFT_COLUMN): Define.
14991 (wrap_help): Add columns argument.
14992 (print_filtered_help): Change parameters to be an include bitmask,
14993 an exclude bitmask, an any bitmask and the column width. Move the
14994 code to display the params list here. Add code to display the
14995 status of options rather than their descriptions if the quiet flag
14997 (print_specific_help): Change parameters to be an include bitmask,
14998 an exclude bitmask and an any bitmask. Move code to look up the
14999 column width here. Decide upon the title for an options listing.
15000 (common_handle_options): Add code to handle --help=. Adapt code
15001 for --help and --target-help to use the revised form of the
15002 print_specific_help function.
15003 (print_help): Delete.
15004 (print_param_help): Delete.
15005 (print_switch): Delete.
15006 * opts.h (cl_lang_count): Add prototype.
15007 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
15008 CL_MAX_OPTION_CLASS): New defines.
15009 * optc-gen.awk: Add construction of cl_lang_count.
15010 * c.opt: Add Warning attribute to warning options and Optimization
15011 attribute to optimization options.
15012 * common.opt: Likewise.
15014 Add -fhelp and -ftarget-help as aliases for the transformed --help
15015 and --target-help options.
15016 * opt-functions.awk: Add code to handle Warning and Optimization
15019 2007-02-12 Richard Henderson <rth@redhat.com>
15021 * config/alpha/constraints.md: New file.
15022 * config/alpha/alpha.c: Include tm-constrs.h.
15023 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15024 alpha_extra_constraint): Remove.
15025 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15026 * config/alpha/alpha-protos.h: Update.
15027 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15028 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15029 (EXTRA_CONSTRAINT): Remove.
15030 * config/alpha/alpha.md: Include constraints.md.
15031 (adddi splitter): Use satisfies_constraint_*.
15032 * config/alpha/predicates.md (add_operand): Likewise.
15033 (sext_add_operand, addition_operation): Likewise.
15035 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15037 PR tree-optimization/29145
15038 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15039 in our handling of restrict qualified pointers.
15041 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15044 * doc/invoke.texi (Wunused-value): Update description.
15045 (Wextra): Delete item.
15046 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15047 value of Wunused-value.
15048 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15049 (c_finish_stmt_expr): Don't check extra_warnings.
15050 (emit_side_effect_warnings): The caller is responsible to check
15053 2007-02-11 Roger Sayle <roger@eyesopen.com>
15054 Matt Thomas <matt@3am-software.com>
15056 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15058 2007-02-11 Roger Sayle <roger@eyesopen.com>
15060 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15061 comparisons of POPCOUNT against zero.
15062 (simplify_const_relational_operation): Likewise.
15064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15066 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15068 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15070 * dwarf2out.c (root_type): Delete unused function.
15072 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15074 * genattrtab.c (contained_in_p): Delete unused function.
15075 (write_expr_attr_cache): Likewise.
15077 2007-02-11 Jan Hubicka <jh@suse.cz>
15079 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15082 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15084 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15085 to add the REG_EQ* note.
15086 * see.c (see_merge_one_use_extension): Likewise.
15087 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15088 turn REG_EQUAL notes into REG_EQUIV notes if the target
15089 register may have more than one set.
15090 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15091 * gcse.c (try_replace_reg): Likewise.
15092 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15093 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15094 more than one REG_EQUIV note.
15095 * reload1.c (gen_reload): Use set_unique_reg_note.
15097 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15099 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15100 (ix86_builtin_conversion): New function.
15102 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15105 * tree.h (DECL_REPLACEABLE_P): New macro.
15106 * except.c (set_nothrow_function_flags): Likewise.
15108 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15109 Ira Rosen <irar@il.ibm.com>
15110 Dorit Nuzman <dorit@il.ibm.com>
15112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15113 * targhooks.c (default_builtin_vectorized_conversion): New.
15114 * targhooks.h (default_builtin_vectorized_function): New declaration.
15115 * target.h (struct vectorize): Add builtin_conversion field.
15116 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15117 stmt_vec_info_type value.
15118 (vectorizable_conversion): New declaration.
15119 * tree-vect-analyze.c (vect_analyze_operations): Add
15120 vectorizable_conversion call.
15121 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15122 * tree-vect-transform.c (vectorizable_conversion): New function.
15123 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15124 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15126 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15127 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15128 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15129 or ALTIVEC_BUILTIN_VCFSX.
15131 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15134 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15135 CONST_DOUBLE and operand 0 is a hard register.
15136 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15137 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15138 is a hard floating-point register.
15140 2007-02-10 Richard Henderson <rth@redhat.com>
15141 Jakub Jelinek <jakub@redhat.com>
15142 Alexandre Oliva <aoliva@redhat.com>
15144 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15145 * builtin-types.def (BT_WORD): Make unsigned.
15146 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15147 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15148 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15149 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15150 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15151 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15153 * expr.c (emutls_var_address): New.
15154 (expand_expr_real_1): Expand emulated tls.
15155 (expand_expr_addr_expr_1): Likewise.
15156 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15157 * output.h (emutls_finish): Declare.
15158 * toplev.c (compile_file): Call it.
15159 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15160 address before wrapping in CONST.
15161 * varasm.c (emutls_htab, emutls_object_type): New.
15162 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15163 (get_emutls_object_name, get_emutls_object_type): New.
15164 (get_emutls_init_templ_addr, emutls_decl): New.
15165 (emutls_common_1, emutls_finish): New.
15166 (assemble_variable): When emulating tls, swap decls; generate
15167 constructor for the emutls objects.
15168 (do_assemble_alias): When emulating tls, swap decl and target name.
15169 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15171 * varpool.c (decide_is_variable_needed): Look at force_output.
15172 Recurse for emulated tls.
15173 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15174 with decide_is_variable_needed.
15175 * emutls.c: New file.
15176 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15177 tls_object for real tls.
15179 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15181 PR rtl-optimization/29599
15182 * reload1.c (eliminate_regs_in_insn): Take the destination
15183 mode into account when computing the offset.
15185 2007-02-09 Stuart Hastings <stuart@apple.com>
15186 Richard Henderson <rth@redhat.com>
15188 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15189 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15190 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15191 fixuns_truncdfhi2): New.
15192 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15193 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15194 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15195 (floatunssidf2): Allow nonimmediate source.
15196 * config/i386/sse.md (movdi_to_sse): New.
15197 (vec_concatv2di): Drop '*'.
15198 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15199 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15200 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15202 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15203 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15204 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15205 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15206 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15207 ix86_build_const_vector.
15208 (x86_emit_floatuns): Rewrite.
15210 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15212 * genautomata.c (longest_path_length): Delete unused function.
15213 (struct state): Delete unused longest_path_length.
15214 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15215 (get_free_state): Delete unused.
15217 2007-02-09 Jan Hubicka <jh@suse.cz>
15219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15220 * doc/invoke.texi (inline-unit-growth): Update default value.
15222 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15223 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15224 (rebuild_cgraph_edges): Likewise.
15225 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15226 (dump_cgraph_node): Dump frequencies.
15227 (cgraph_clone_edge): Add frequency scales.
15228 (cgraph_clone_node): Add freuqnecy.
15229 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15230 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15231 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15232 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15233 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15234 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15235 (save_inline_function_body): Likewise.
15236 * ipa-inline.c: inluce rtl.h
15237 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15238 (cgraph_edge_badness): Use frequencies.
15239 (cgraph_decide_recursive_inlining): Update clonning.
15240 (cgraph_decide_inlining_of_small_function): Dump frequency.
15241 * predict.c (estimate_bb_frequencies): Export.
15242 * predict.h (estimate_bb_frequencies): Declare.
15243 * tree-inline.c (copy_bb): Watch overflows.
15244 (expand_call_inline): Update call of cgraph_create_edge.
15245 (optimize_inline_calls): Use TODO flags to update frequnecies.
15246 * passes.h: Include predict.h
15247 (init_optimization_passes): Move profile ahead.
15248 (execute_function_todo): Handle TODO_rebuild_frequencies.
15250 2007-02-09 Roger Sayle <roger@eyesopen.com>
15252 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15253 the insbl or inswl pattern into a register.
15255 2007-02-09 Roger Sayle <roger@eyesopen.com>
15257 * config/ia64/ia64.md (bswapdi2): New define_insn.
15259 2007-02-09 Richard Henderson <rth@redhat.com>
15261 * config/i386/constraints.md (Ym): New constraint.
15262 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15263 (movdi_1_rex64): Split sse and xmm general register moves from
15264 memory move alternatives. Use conditional register constraints.
15265 (movsf_1, movdf_integer): Likewise.
15266 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15267 (movdf_integer_rex64): New.
15268 (pushsf_rex64): Fix output constraints.
15269 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15270 (sse2_stored): Likewise.
15271 (sse2_storeq_rex64): New.
15272 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15273 amd and not generic.
15274 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15275 for optimize_size. Remove SF/DFmode hack.
15277 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15279 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15282 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15283 Richard Sandiford <richard@codesourcery.com>
15285 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15286 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15287 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15288 m68k/t-mlib to tmake_file.
15289 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15290 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15291 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15292 Allow it to be cf or m68k. Set m68k_arch_family. If that
15293 variable is not empty, add t-$m68k_arch_family to tmake_file.
15294 Add t-mlibs to tmake_file.
15295 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15296 * config/m68k/t-cf: New file.
15297 * config/m68k/t-m68k: Likewise.
15298 * config/m68k/t-mlibs: Likewise.
15299 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15302 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15305 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15306 (INSTALL_LIBGCC): Delete.
15307 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15308 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15310 (M68K_MLIB_CPU): Define.
15311 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15313 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15315 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15316 Richard Guenther <rguenther@suse.de>
15318 PR middle-end/23361
15319 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15320 against INT_MIN/INT_MAX.
15321 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15322 file if a loop is removed.
15324 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15326 * calls.c (store_one_arg): Pass correct alignment to
15327 emit_push_insn for non-BLKmode values.
15328 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15329 unaligned stack slot via a suitably aligned slot.
15331 2007-02-08 DJ Delorie <dj@redhat.com>
15333 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15335 (legal_subregs): Use unsigned char, make const.
15336 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15338 2007-02-08 Paul Brook <paul@codesourcery.com>
15340 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15341 special interworking needed.
15343 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15345 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15346 conditional to __SSE2__.
15347 (Entries below should have been added to first ChangeLog
15348 entry for amdfam10 dated 2007-02-05)
15349 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15351 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15353 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15356 2007-02-08 DJ Delorie <dj@redhat.com>
15358 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15359 * config/m32c/m32c.c (legal_subregs): New.
15360 (m32c_illegal_subreg_p): New.
15361 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15362 unsupported subregs of hard regs.
15364 2007-02-08 Jan Hubicka <jh@suse.cz>
15366 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15367 the same one; always update histograms.
15369 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15371 * passes.c (init_optimization_passes): Tidy comment.
15373 2007-02-08 Roger Sayle <roger@eyesopen.com>
15375 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15376 strip zero_extend, bswap and rotates from POCOUNT's argument.
15377 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15378 zero_extend and rotates from PARITY's argument.
15379 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15380 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15381 of an integer constant at compile-time.
15383 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15386 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15388 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15391 * tree-ssa-live.c (remove_unused_locals): Do not remove
15392 TREE_ADDRESSABLE variables.
15393 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15394 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15395 FOR_CLOBBER. Update all users.
15396 If VAR has an associated alias set, add a virtual operand for
15397 it if no alias is found to conflict with the memory reference.
15399 2007-02-07 Jan Hubicka <jh@suse.cz>
15400 Robert Kidd <rkidd@crhc.uiuc.edu>
15402 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15404 2007-02-07 Ian Lance Taylor <iant@google.com>
15406 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15408 2007-02-07 Roger Sayle <roger@eyesopen.com>
15410 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15411 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15412 tablejumpdi, movsi_to_cr_one): Remove constraints from
15413 define_expand's match_operands.
15415 2007-02-07 Roger Sayle <roger@eyesopen.com>
15417 * global.c (compute_regsets): Move declatation of "i" inside of
15418 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15420 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15423 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15424 of INDIRECT_REF <RESULT_DECL>.
15426 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15428 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15429 Kaz Kojima <kkojima@gcc.gnu.org>
15432 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15434 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15436 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15438 * doc/loop.texi: Document possibility not to perform disambiguation
15439 of loops with multiple latches.
15440 * cfgloopmanip.c (alp_enum_p): Removed.
15441 (add_loop): Handle subloops. Use get_loop_body_with_size.
15442 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15443 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15444 the new forwarder block.
15445 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15446 Handle the case latch is NULL.
15447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15448 modifications when marking loop exits.
15449 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15451 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15452 disambiguate_loops_with_multiple_latches.
15453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15454 before fix_loop_structure.
15455 * cfgloop.c: Include pointer-set.h and output.h.
15456 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15457 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15458 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15459 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15460 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15461 disambiguate_multiple_latches, get_loop_body_with_size,
15462 disambiguate_loops_with_multiple_latches): New functions.
15463 (flow_loop_dump): Dump multiple latch edges.
15464 (flow_loop_nodes_find): Handle loops with multiple latches.
15465 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15466 (glb_enum_p): Modified.
15467 (get_loop_body): Use get_loop_body_with_size.
15468 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15469 (AVOID_CFG_MODIFICATIONS): New constant.
15470 (disambiguate_loops_with_multiple_latches, add_loop,
15471 get_loop_body_with_size): Declare.
15472 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15474 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15476 PR inline-asm/28686
15477 * global.c (compute_regsets): New function.
15478 (global_alloc): Refactored ELIMINABLE_REGSET
15479 and NO_GLOBAL_ALLOC_REGS computation out.
15480 (rest_of_handle_global_alloc): Call compute_regsets()
15481 for non-optimizing case.
15483 2007-02-06 Richard Henderson <rth@redhat.com>
15485 * config/i386/constraints.md (Y2): Rename from Y.
15486 (Yi): New constraint.
15487 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15488 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15489 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15490 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15491 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15492 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15493 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15494 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15495 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15496 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15497 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15498 vec_extractv2si_1): Change Y constraints to Y2.
15499 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15500 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15501 Change Y constraints to Y2.
15502 (sse2_loadld): Change Y constraints to x.
15504 2007-02-06 Roger Sayle <roger@eyesopen.com>
15506 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15507 (parity<mode>2): New define_expand using rs6000_emit_parity.
15508 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15509 rs6000_emit_parity): New functions.
15510 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15511 rs6000_emit_parity): Prototype here.
15513 2007-02-06 Ian Lance Taylor <iant@google.com>
15515 * lower-subreg.c (simple_move_operand): Reject CONST.
15516 (resolve_clobber): Call validate_change rather than directly
15517 assigning to XEXP (pat, 0).
15519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15521 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15522 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15523 (tree-cfg.o): Remove hashtab.h dependency.
15525 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15526 (struct ivopts_data): Change niters to pointer_map_t.
15527 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15528 (niter_for_exit): Create pointer_map on demand. Change for
15530 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15531 (free_loop_data): Destroy data->niters if created and reset field.
15532 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15533 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15535 * tree-ssa-reassoc.c: Include pointer-set.h.
15536 (bb_rank): Change to long *.
15537 (operand_rank): Change to pointer_map_t.
15538 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15539 (insert_operand_rank): Accept long.
15540 (operand_entry_hash, operand_entry_eq): Remove.
15541 (get_rank): Return long. Adjust for changes above.
15542 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15544 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15546 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15547 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15548 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15550 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15551 directly since it cannot be NULL.
15552 (get_vi_for_tree): Rewrite for pointer_map API.
15553 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15554 (init_alias_vars): Create vi_for_tree as pointer_map.
15555 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15557 * tree-cfg.c: Don't include hashtab.h.
15558 (edge_to_cases): Declare as pointer_map.
15559 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15561 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15562 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15563 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15565 (record_switch_edge): Delete.
15566 (get_cases_for_edge): Adjust for pointer_map API, inline
15567 record_switch_edge (rewritten for new API), remove goto.
15569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15571 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15572 * tree-nested.c: Include pointer-set.h.
15573 (var_map_elt, var_map_eq, var_map_hash): Delete.
15574 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15575 to pointer_map_t's.
15576 (nesting_info_bitmap_obstack): New.
15577 (lookup_field_for_decl): Adjust for pointer_map API.
15578 (lookup_tramp_for_decl): Adjust for pointer_map API.
15579 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15580 (get_local_debug_decl): Adjust for pointer_map API.
15581 (convert_nl_goto_reference): Adjust for pointer_map API.
15582 (convert_nl_goto_receiver): Adjust for pointer_map API.
15583 (create_nesting_tree): Create outside GGC space. Create bitmap on
15584 the new obstack. Create field_map and var_map as pointer_maps.
15585 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15587 (lower_nested_functions): Move root here, no need to NULL it.
15588 Initialize and release the obstack.
15590 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15592 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15593 Remove prototypes and make them non-static.
15594 (struct tree_int_map): Remove.
15595 * tree.h (struct tree_int_map): Move here, turning TO into an
15597 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15599 * tree.h (TREE_COMPLEXITY): Remove.
15600 (struct tree_exp): Remove complexity field.
15601 * tree.c (build1_stat): Don't set it.
15603 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15604 Victor Kaplansky <victork@il.ibm.com>
15606 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15607 (vect_is_simple_reduction): Support reduction with induction as
15608 one of the operands.
15609 (vect_is_simple_iv_evolution): Fix formatting.
15610 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15611 formatting. Don't mark induction phis for vectorization.
15612 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15613 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15614 (vect_get_vec_def_for_operand): Support induction.
15615 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15617 (vectorizable_reduction): Support reduction with induction as one of
15619 (vectorizable_type_demotion): Use def-type of stmt argument rather
15620 than dummy def-type.
15622 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15623 flag_tree_scev_cprop.
15624 * common.opt (tree-scev-cprop): New flag.
15626 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15627 call to vect_get_new_vect_var.
15629 2007-02-06 Ira Rosen <irar@il.ibm.com>
15631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15632 vectype is not NULL.
15633 (vect_pattern_recog_1): Likewise.
15635 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15637 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15638 (fold_negate_expr): Likewise.
15640 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15643 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15644 even if cv-qualification is the same.
15646 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15648 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15649 __enable_execute_stack on completion.
15651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15653 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15654 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15655 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15656 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15657 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15658 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15659 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15660 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15664 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15665 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15666 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15667 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15668 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15669 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15670 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15671 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15672 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15673 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15674 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15675 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15676 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15677 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15678 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15679 sqrtextenddfxf2_i387): Added amdfam10_decode.
15681 * config/i386/athlon.md (athlon_idirect_amdfam10,
15682 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15683 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15684 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15685 athlon_ivector_store_amdfam10): New define_insn_reservation.
15686 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15691 * config/i386/athlon.md (athlon_call_amdfam10,
15692 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15693 define_insn_reservation.
15694 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15695 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15696 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15700 * config/i386/athlon.md (athlon_sseld_amdfam10,
15701 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15702 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15706 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15707 define_insn_reservation.
15708 * config/i386/i386.md (sseins): Added sseins to define_attr type
15709 and define_attr unit.
15710 * config/i386/sse.md: Set type attribute to sseins for insertq
15713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15715 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15716 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15717 ssecomi_load_amdfam10, ssecomi_amdfam10,
15718 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15719 define_insn_reservation.
15720 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15724 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15725 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15726 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15727 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15728 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15729 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15730 define_insn_reservation.
15732 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15733 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15734 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15735 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15736 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15740 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15741 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15742 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15743 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15744 athlon_ssemul_load_k8): Added amdfam10.
15746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15748 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15749 (x86_sse_unaligned_move_optimal): New variable.
15751 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15753 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15754 for unaligned vector SSE double/single precision loads for AMDFAM10.
15756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15758 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15759 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15760 Define TARGET_CPU_DEFAULT_amdfam10.
15761 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15762 (processor_type): Add PROCESSOR_AMDFAM10.
15764 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15765 processor_type in config/i386/i386.h.
15766 Enable imul peepholes for TARGET_AMDFAM10.
15768 * config.gcc: Add support for --with-cpu option for amdfam10.
15770 * config/i386/i386.c (amdfam10_cost): New variable.
15771 (m_AMDFAM10): New macro.
15772 (m_ATHLON_K8_AMDFAM10): New macro.
15773 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15774 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15775 x86_promote_QImode, x86_integer_DFmode_moves,
15776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15777 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15778 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15779 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15780 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15781 Enable/disable for amdfam10.
15782 (override_options): Add amdfam10_cost to processor_target_table.
15783 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15784 processor_alias_table.
15785 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15786 (ix86_adjust_cost): Add code for amdfam10.
15788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15790 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15791 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15792 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15793 * config/i386/i386.h: Add builtin definition for SSE4A.
15794 * config/i386/i386.md: Add support for ABM instructions
15795 (popcnt and lzcnt).
15796 * config/i386/sse.md: Add support for SSE4A instructions
15797 (movntss, movntsd, extrq, insertq).
15798 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15799 Add -march=amdfam10 flag.
15800 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15801 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15803 * doc/extend.texi: Add documentation for SSE4A builtins.
15805 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15807 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15809 2007-02-05 Richard Guenther <rguenther@suse.de>
15811 * tree-vectorizer.h (vectorizable_function): Add argument type
15812 argument, change return type.
15813 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15814 * tree-vect-transform.c (vectorizable_function): Handle extra
15815 argument, return vectorized function decl.
15816 (build_vectorized_function_call): Remove.
15817 (vectorizable_call): Handle calls with result and argument types
15818 differing. Handle loop vectorization factor correctly.
15819 * targhooks.c (default_builtin_vectorized_function): Adjust for
15821 * targhooks.h (default_builtin_vectorized_function): Likewise.
15822 * target.h (builtin_vectorized_function): Add argument type
15824 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15825 extra argument, allow vectorizing of lrintf.
15826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15827 documentation of target hook.
15829 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15832 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15833 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15834 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15836 2007-02-05 Roger Sayle <roger@eyesopen.com>
15838 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15839 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15840 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15841 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15842 before canonicalizing sincos to cexpi.
15843 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15845 2007-02-05 Roger Sayle <roger@eyesopen.com>
15847 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15848 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15849 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15851 2007-02-05 Roger Sayle <roger@eyesopen.com>
15853 * mips-tfile.c (initialize_init_file): Correct endianness test.
15855 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15857 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15858 the 'y' constraint.
15860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15862 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15863 saves in a PARALLEL before the register assignments.
15865 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15867 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15868 DWARF_FRAME_RETURN_COLUMN to be a general register.
15869 * dwarf2out.c (init_return_column_size): New function, split from...
15870 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15871 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15872 to be nongeneral registers.
15873 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15875 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15876 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15878 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15880 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15882 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15884 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15885 (remove_path): Use can_remove_branch_p and remove_branch instead
15886 of loop_delete_branch_edge.
15887 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15888 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15889 Update profile using scale_dominated_blocks_in_loop.
15890 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15891 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15892 (can_remove_branch_p, remove_branch): Declare.
15893 * tree-cfg.c (tree_can_remove_branch_p): New function.
15894 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15895 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15896 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15898 2007-02-05 Jan Hubicka <jh@suse.cz>
15900 PR middle-end/30696
15901 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15902 nodes in cgraph, don't remove offline copy of the function.
15904 2007-02-04 Jan Hubicka <jh@suse.cz>
15906 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15907 vectors might cause maybe_lookup_element_for_expr to be called
15908 on non-sra-candidate.
15910 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15912 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15913 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15914 spelling conventions.
15916 2007-02-04 Richard Guenther <rguenther@suse.de>
15918 PR middle-end/30636
15919 * fold-const.c (try_move_mult_to_index): Make sure to not
15920 overflow one dimension of a multi-dimensional array access.
15922 2007-02-04 Jan Hubicka <jh@suse.cz>
15924 * passes.c (init_optimization_passes): Reindent.
15926 2007-02-04 Jan Hubicka <jh@suse.cz>
15927 Eric Botcazou <ebotcazou@adacore.com>
15929 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15930 (execute_fixup_cfg): Break out the abnormal goto code.
15931 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15932 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15933 (optimize_inline_calls): Call make_nonlocal_label_edges.
15935 2007-02-04 Jan Hubicka <jh@suse.cz>
15937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15938 true when something was changed.
15939 (rename_ssa_copies): When something was changed, do
15940 TODO_remove_unused_locals.
15941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15942 add TODO_remove_unused_locals when instruction was removed.
15944 2007-02-04 Jan Hubicka <jh@suse.cz>
15946 * ipa-inline.c (try_inline): Improve debug output; work on already
15948 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15949 call try_inline for already inlined edges too when flattening;
15950 inline also functions that make callee growth but overall unit size
15953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15955 * config/m32c/bitops.md, config/m32c/jump.md,
15956 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15957 config/m32r/m32r.h, config/m32r/m32r.md,
15958 config/m32r/predicates.md, config/m68hc11/larith.asm,
15959 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15960 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15961 config/mips/mips-protos.h, config/mips/mips.c,
15962 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15963 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15964 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15965 spelling conventions.
15967 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15968 Follow spelling conventions.
15970 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15972 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15973 warn about C++0x compatibility.
15975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15977 * config/h8300/h8300.c, config/h8300/h8300.h,
15978 config/h8300/h8300.md: Follow spelling conventions.
15980 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15982 PR middle-end/30667
15983 * combine.c (try_combine): Do not substitute source operand
15984 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15986 2007-02-03 Jan Hubicka <jh@suse.cz>
15988 PR gcov-profile/30650
15989 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15990 do not divide by zero for never executed counters.
15991 (tree_find_values_to_profile): Fix counters.
15992 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15994 2007-02-03 Ian Lance Taylor <iant@google.com>
15996 * lower-subreg.c (simple_move_operand): New static function,
15997 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15999 (simple_move): Call simple_move_operand.
16000 (find_decomposable_subregs): Add special handling of MEMs.
16001 (can_decompose_p): Rename from cannot_decompose_p. Reverse
16002 meaning of return value. If we see a hard register, test whether
16003 it can store a word_mode value. Change all callers.
16005 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16007 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
16008 ftrapv insns and expanders.
16009 (subdi3): Change define_expand operand 1 to arith11_operand, and
16010 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
16011 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
16012 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
16015 PR middle-end/30174
16016 * varasm.c (notice_global_symbol): Treat global objects as weak when
16017 flag_shlib is true.
16019 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16021 * emit-rtl.c (dconstpi): Delete.
16022 (dconstsqrt2): New.
16023 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16024 * real.h (dconstpi): Delete.
16025 (dconstsqrt2): New.
16026 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16027 (fold_builtin_hypot): Likewise.
16029 2007-02-03 Tom Tromey <tromey@redhat.com>
16032 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16033 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16035 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16037 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16038 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16039 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16040 config/rs6000/cell.md, config/rs6000/darwin.h,
16041 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16042 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16043 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16044 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16045 typos. Follow spelling conventions.
16046 * doc/invoke.texi: Follow spelling conventions.
16048 2007-02-03 Roger Sayle <roger@eyesopen.com>
16050 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16051 canonicalization transformations that attempt to simplify integer
16052 constant comparisons to become comparisons against zero.
16054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16056 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16058 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16059 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16061 2007-02-02 Mike Stump <mrs@apple.com>
16063 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16064 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16065 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16066 generate a branch island.
16068 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16070 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16071 (xtensa_legitimate_address_p): New.
16072 (xtensa_legitimize_address): New.
16073 (xtensa_output_addr_const_extra): New.
16074 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16076 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16077 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16078 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16079 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16080 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16081 (xtensa_legitimize_address): New.
16082 (xtensa_output_addr_const_extra): New.
16084 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16086 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16088 2007-02-02 Ian Lance Taylor <iant@google.com>
16090 * expmed.c (expand_divmod): Add comment.
16092 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16094 * emit-rtl.c (renumber_insns): Remove.
16095 * flags.h: Remove the extern for flag_renumber_insns.
16096 * rtl.h: Remove the prototype for renumber_insns.
16097 * toplev.c (flag_renumber_insns): Remove.
16099 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16101 Revert for x86 darwin:
16102 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16104 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16105 code before the following patch under TARGET_MACHO.
16106 (ix86_function_value_regno_p): Likewise.
16108 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16110 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16116 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16117 loads to general or fp registers. Add comments.
16118 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16120 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16122 * pointer-set.c (insert_aux): Only return insertion slot.
16123 (pointer_set_insert): Adjust.
16124 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16125 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16126 pointer_map_traverse): New.
16127 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16128 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16129 pointer_map_contains, pointer_map_traverse): Declare.
16131 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16133 PR middle-end/30473
16134 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16135 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16139 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16141 (struct _dep): New type.
16142 (dep_t): New typedef.
16143 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16144 (DEP_STATUS): New access macro. The macro with the same name was
16145 renamed to DEP_LINK_STATUS.
16146 (dep_init): Declare function
16148 (struct _dep_link): New type.
16149 (dep_link_t): New typedef.
16150 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16151 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16152 (DEP_LINK_STATUS): New macro.
16153 (debug_dep_links): New debug function.
16155 (struct _deps_list): New type.
16156 (deps_list_t): New typedef.
16157 (DEPS_LIST_FIRST): New access macro.
16158 (FOR_EACH_DEP_LINK): New cycle macro.
16159 (create_deps_list, free_deps_list, delete_deps_list): Declare
16161 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16162 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16163 (copy_deps_list_change_con): Ditto.
16165 (move_dep_link): Declare function.
16167 (struct _dep_node): New type.
16168 (dep_node_t): New typedef.
16169 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16171 (struct haifa_insn_data.back_deps): New field to hold backward
16172 dependencies of the insn.
16173 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16175 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16176 Change its type to deps_list_t.
16177 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16178 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16179 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16181 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16183 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16185 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16187 (dep_cost): Declare.
16189 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16190 (ds_to_dk, dk_to_ds): New functions.
16192 (init_dep_1): New static function.
16193 (init_dep): New function.
16194 (copy_dep): New static function.
16196 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16198 (detach_dep_link): New static function.
16199 (move_dep_link): New function.
16201 (dep_links_consistent_p, dump_dep_links): New static functions.
16202 (debug_dep_links): New debugging function.
16204 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16206 (alloc_deps_list, init_deps_list): New static functions.
16207 (create_deps_list): New function.
16208 (clear_deps_list): New static function.
16209 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16210 (deps_list_consistent_p, dump_deps_list): New static functions.
16211 (debug_deps_list): New function.
16212 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16214 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16217 use new scheduler dependencies lists.
16218 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16219 (sched_analyze): Ditto. Initialize dependencies lists.
16220 (add_forw_dep, compute_forward_dependences): Update to use new
16221 scheduler dependencies lists.
16223 (init_dependency_caches): Init deps_obstack.
16224 (free_dependency_caches): Free deps_obstack.
16226 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16227 new scheduler dependencies lists.
16228 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16231 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16232 Update to use new scheduler dependencies lists.
16233 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16234 (debug_dependencies): Ditto.
16235 (schedule_region): Update comments.
16237 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16238 scheduler dependencies lists.
16239 (schedule_ebb): Update comments.
16241 * rtl.def (DEPS_LIST): Remove.
16243 * lists.c (unused_deps_list): Remove.
16244 (free_list): Update assertions.
16246 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16249 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16250 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16252 * haifa-sched.c (comments): Update.
16253 (insn_cost1): Remove. Inline the code into insn_cost ().
16254 (insn_cost): Update to use new scheduler dependencies lists. Move
16255 processing of the dependency cost to dep_cost ().
16256 (dep_cost): New function. Use it instead of insn_cost () when
16257 evaluating cost of the dependency. Use compatible interface to
16258 interact with the target.
16259 (priority): Update to use new scheduler dependencies lists.
16260 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16261 with greater number of insns that depend on the insn.
16262 (schedule_insn): Update to use new scheduler dependencies lists. Add
16263 code to free backward dependencies lists. Inline and optimize code
16264 from resolve_dep () - see PR28071.
16265 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16266 lists. Update call to targetm.sched.is_costly_dependence hook.
16268 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16269 scheduler dependencies lists.
16271 (resolve_dep): Remove. Move the logic to schedule_insn ().
16272 (init_h_i_d): Initialize dependencies lists.
16274 (process_insn_depend_be_in_spec): Rename to
16275 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16276 dependencies lists.
16277 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16278 Update to use new scheduler dependencies lists.
16279 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16281 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16282 new scheduler dependencies lists.
16283 (build_intra_loop_deps): Ditto.
16285 * target.h (struct _dep): Declare to use in
16286 gcc_target.sched.is_costly_dependence.
16287 (struct gcc_target.sched.adjust_cost): Fix typo.
16288 (struct gcc_target.sched.is_costly_dependence): Change signature to
16289 use single dep_t parameter instead of an equivalent triad.
16290 (struct gcc_target.sched.adjust_cost_2): Remove.
16292 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16294 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16296 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16298 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16300 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16301 (REG_DEP_TRUE): Document.
16303 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16304 Change signature to correspond to the targetm.sched.adjust_cost hook.
16305 Update use in TARGET_SCHED_ADJUST_COST_2.
16306 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16307 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16308 new scheduler dependencies lists.
16309 (ia64_gen_check): Ditto.
16311 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16312 scheduler dependencies lists.
16314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16315 signature to correspond to the targetm.sched.is_costly_dependence hook.
16316 (is_costly_group): Update to use new scheduler dependencies lists.
16318 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16319 instead of INSN_COST () macro.
16321 2007-02-01 Ian Lance Taylor <iant@google.com>
16323 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16325 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16327 * pa.md (tp_load): Correct mfctl instruction syntax.
16329 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16331 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16332 altivec_padding_size calculation on AIX. Improve comment, add
16333 assert to verify that it's right.
16335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16338 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16340 PR inline-asm/28686
16341 * global.c (global_alloc): Add mising initialization of
16344 2007-02-01 Roger Sayle <roger@eyesopen.com>
16346 * alias.c (init_alias_analysis): Correct whitespace.
16347 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16348 partition_hot_cold_basic_blocks): Likewise.
16349 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16350 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16351 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16352 fold_builtin_snprintf_chk, fold_builtin_printf,
16353 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16354 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16355 * cfgcleanup.c (cleanup_cfg): Likewise.
16356 * cfgexpand.c (tree_expand_cfg): Likewise.
16357 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16358 * function.c (get_next_funcdef_no): Likewise.
16359 * gengtype.c (main): Likewise.
16360 * genmodes.c (main): Likewise.
16361 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16362 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16363 * ifcvt.c (noce_emit_move_insn): Likewise.
16364 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16366 * stor-layout.c (get_best_mode): Likewise.
16367 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16368 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16369 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16370 perform_var_substitution, solve_graph): Likewise.
16371 * tree-vrp.c (vrp_finalize): Likewise.
16373 2007-02-01 Ian Lance Taylor <iant@google.com>
16375 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16376 high part of a paradoxical subreg, return a constant zero.
16378 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16380 * toplev.c (lang_dependent_init): Call init_set_costs.
16381 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16383 2007-02-01 Richard Guenther <rguenther@suse.de>
16385 PR middle-end/30656
16386 * fold-const.c (fold_negate_expr): Allow negating a
16387 constant if overflow does not change.
16389 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16391 * doc/c-tree.texi (Expression trees): Improve markup.
16392 * doc/tm.texi (Register Classes, Addressing Modes)
16393 (Floating Point): Fix spacing after abbreviations. Fix some
16396 2007-02-01 Ben Elliston <bje@au.ibm.com>
16398 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16399 * doc/contrib.texi: Likewise.
16400 * doc/install.texi: Likewise.
16402 2007-01-31 Richard Henderson <rth@redhat.com>
16403 Ian Lance Taylor <iant@google.com>
16405 * lower-subreg.c: New file.
16406 * rtl.def (CONCATN): Define.
16407 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16408 pass_lower_subreg2.
16409 * emit-rtl.c (update_reg_offset): New static function, broken out
16410 of gen_rtx_REG_offset.
16411 (gen_rtx_REG_offset): Call update_reg_offset.
16412 (gen_reg_rtx_offset): New function.
16413 * regclass.c: Revert patch of 2006-03-05, restoring
16415 (clear_reg_info_regno): New function.
16416 * dwarf2out.c (concatn_loc_descriptor): New static function.
16417 (loc_descriptor): Handle CONCATN.
16418 * common.opt (fsplit_wide_types): New option.
16419 * opts.c (decode_options): Set flag_split_wide_types when
16421 * timevar.def (TV_LOWER_SUBREG): Define.
16422 * rtl.h (gen_reg_rtx_offset): Declare.
16423 (reg_scan_update): Declare.
16424 * regs.h (clear_reg_info_regno): Declare.
16425 * tree-pass.h (pass_lower_subreg): Declare.
16426 (pass_lower_subreg2): Declare.
16427 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16428 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16429 -fsplit-wide-types.
16430 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16431 * Makefile.in (OBJS-common): Add lower-subreg.o.
16432 (lower-subreg.o): New target.
16434 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16436 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16438 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16441 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16443 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16445 PR middle-end/29335
16446 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16448 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16450 * cfgloop.h: Include vec-prim.h.
16451 (enum li_flags): Remove LI_ONLY_OLD.
16452 (loop_iterator): Changed.
16453 (fel_next, fel_init): Iterate over loop tree.
16454 (FOR_EACH_LOOP_BREAK): New macro.
16455 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16458 * modulo-sched.c (sms_schedule): Ditto.
16459 * tree-vectorizer.c (vectorize_loops): Ditto.
16460 * doc/loop.texi: Update information on loop numbering and behavior of
16461 FOR_EACH_LOOP wrto new loops.
16462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16463 add_to_evolution_1): Test nestedness of loops instead of comparing
16465 * tree-chrec.c (chrec_fold_plus_poly_poly,
16466 chrec_fold_multiply_poly_poly, chrec_evaluate,
16467 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16468 reset_evolution_in_loop): Ditto.
16469 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16471 2007-01-31 Dirk Mueller <dmueller@suse.de>
16473 * c-common.c (warn_about_parentheses): Separate warning about
16474 un-parenthized sequence of comparison operators from the one
16475 which is supposed to warn about x <= y <= z.
16477 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16479 * optabs.h (enum optab_index): Add new OTI_isinf.
16480 (isinf_optab): Define corresponding macro.
16481 * optabs.c (init_optabs): Initialize isinf_optab.
16482 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16484 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16485 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16487 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16488 expand_builtin_interclass_mathfn.
16489 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16490 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16491 (fxam<mode>2_i387): New insn pattern.
16492 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16493 built-in functions as x87 inline asm.
16495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16497 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16499 2007-01-30 Eric Christopher <echristo@apple.com>
16501 * config.gcc: Add geode.
16503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16505 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16506 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16507 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16508 value-prof.c: Fix comment typos.
16510 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16513 * doc/invoke.texi (Wpointer-arith): Document warning.
16515 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16517 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16518 the list of discrepancies from the draft TR.
16520 2007-01-30 Dirk Mueller <dmueller@suse.de>
16523 * doc/invoke.texi (-Wreturn-type): Update description to
16524 match new behavior.
16526 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16528 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16530 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16532 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16533 to handle optabs that operate on floating point input argument and
16534 output to integer output.
16535 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16536 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16537 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16538 expand_builtin_interclass_mathfn ().
16539 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16540 (ilogbsi2): Remove.
16541 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16542 ilogbl built-in functions as x87 intrinsics.
16544 2007-01-30 Richard Guenther <rguenther@suse.de>
16546 PR middle-end/27657
16547 * dwarf2out.c (reference_to_unused): Query varpool if the
16548 variable was output.
16550 2007-01-30 Richard Guenther <rguenther@suse.de>
16552 PR middle-end/30313
16553 * passes.c (execute_one_pass): Reset in_gimple_form to not
16554 confuse non-unit-at-a-time mode.
16556 2007-01-29 Roger Sayle <roger@eyesopen.com>
16557 Richard Guenther <rguenther@suse.de>
16559 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16560 avoid undefined behaviour on overflow. Use force_fit_type_double
16561 to construct the constant with the specified TREE_OVERFLOW.
16563 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16565 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16566 * config/dfp-bit.h: Ditto.
16568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16570 * c-decl.c (pop_scope): Replace warnings with call to
16571 warn_for_unused_label.
16572 * c-common.h (warn_for_unused_label): Declare.
16573 * c-common.c (warn_for_unused_label): Define.
16575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16577 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16582 * Makefile.in (USER_H): Remove decfloat.h.
16583 * ginclude/decfloat.h: Delete, moving contents to ...
16584 * ginclude/float.h: Add support for decimal floating point,
16585 guarded by __STDC_WANT_DEC_FP__.
16587 2007-01-29 Mike Stump <mrs@apple.com>
16589 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16590 Analysis and Representation to resolve case insensitive conflict.
16591 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16593 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16595 * tree.h (struct tree_memory_tag): Add aliases member.
16596 (MTAG_ALIASES): New macro.
16597 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16598 (add_may_alias): Remove pointer-set. Update for may_aliases being
16600 (mark_aliases_call_clobbered): Update for may_aliases being a
16602 (compute_tag_properties): Ditto.
16603 (create_partition_for): Ditto.
16604 (compute_memory_partitions): Ditto.
16605 (dump_may_aliases_for): Ditto.
16606 (is_aliased_with): Ditto.
16607 (add_may_alias_for_new_tag): Ditto.
16608 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16609 (compute_is_aliased): New function.
16610 (compute_may_aliases): Call compute_is_aliased).
16611 (init_alias_info): Initialize alias_bitmap_obstack.
16612 (union_alias_set_into): New function.
16613 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16614 (have_common_aliases_p): Rewrite to take two bitmaps and use
16616 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16617 Update for bitmaps.
16618 (finalize_ref_all_pointers): Update for add_may_alias changes.
16619 (new_type_alias): Ditto.
16620 * tree-flow-inline.h (may_aliases): Return a bitmap.
16621 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16622 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16623 may_aliases being a bitmap.
16624 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16625 may_aliases now returns a bitmap.
16626 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16628 * tree-ssa-operands.c (add_virtual_operand): Update for
16629 may_aliases being a bitmap.
16631 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16633 PR tree-optimization/30630
16634 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16635 variable as changed.
16637 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16640 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16641 expanded only once even if an error occurs.
16643 2007-01-29 Ben Elliston <bje@au.ibm.com>
16645 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16646 (__gcov_average_profiler): Likewise.
16647 (__gcov_ior_profiler): Likewise.
16648 (__gcov_merge_ior): Likewise.
16650 2007-01-28 Jan Hubicka <jh@suse.cz>
16652 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16653 * value-prof.c (stringop_block_profile): Likewise.
16655 2007-01-28 Jan Hubicka <jh@suse.cz>
16657 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16658 Add variant handling histograms; add wrapper.
16659 (clear_storage_via_libcall): Export.
16660 (emit_block_move_hints): Break out from ...; add histograms.
16661 (emit_block_move): ... this one.
16662 (clear_storage_hints): Break out from ...; add histograms.
16663 (clear_storage): ... this one.
16664 (set_storage_via_memset): Handle histogram.
16665 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16666 (clear_storage_hints, clear_storage_via_libcall): Declare.
16667 (set_storage_via_setmem): Update prototype.
16668 * doc/md.texi (movmem, setmem): Document new arguments.
16670 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16671 Add new histograms.
16672 (stringop_block_profile): New global function.
16673 (tree_stringops_values_to_profile): Profile block size and alignment.
16674 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16676 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16677 (stringop_block_profile): Declare.
16678 * builtins.c: Include value-prof.h.
16679 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16680 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16681 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16682 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16683 * profile.c (instrument_values): Add new counters.
16684 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16686 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16687 (tree_init_edge_profiler): Build new profilers.
16688 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16689 (pass_tree_profile): Add dump.
16690 (tree_profile_hooks): Update.
16691 * Makefile.in (LIBGCOV): Add new constants.
16692 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16693 __gcov_ior_profiler): New.
16694 * i386.md (movmem/setmem expanders): Add new optional arguments.
16696 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16698 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16702 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16703 (tree_unswitch_single_loop): Pass eni_size_weights to
16704 tree_num_loop_insns.
16705 * tree-ssa-loop-manip.c: Include tree-inline.h.
16706 (can_unroll_loop_p): Pass eni_size_weights to
16707 tree_num_loop_insns.
16708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16709 Pass eni_size_weights to estimate_num_insns.
16710 * tree.h (init_inline_once): Export.
16711 * toplev.c (backend_init): Call init_inline_once.
16712 * cgraphunit.c (cgraph_process_new_functions,
16713 cgraph_analyze_function): Pass eni_inlining_weights to
16714 estimate_num_insns.
16715 * ipa-inline.c (compute_inline_parameters): Ditto.
16716 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16717 to estimate_num_insns.
16718 (try_unroll_loop_completely): Pass eni_size_weights to
16719 tree_num_loop_insns.
16720 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16721 ot estimate_num_insns.
16722 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16723 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16724 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16725 eni_time_weights): New variables.
16726 (init_inline_once): Initialize them.
16727 (struct eni_data): Mew.
16728 (estimate_num_insns_1, estimate_num_insns): Use weights.
16729 * tree-inline.h (struct eni_weights_d): New.
16730 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16731 (estimate_num_insns): Declaration changed.
16732 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16733 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16734 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16736 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16738 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16739 relations in the conflict function is valid.
16741 2007-01-27 Ian Lance Taylor <iant@google.com>
16743 * common.opt: Add fstrict-overflow.
16744 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16745 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16746 (TYPE_OVERFLOW_UNDEFINED): Define.
16747 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16749 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16751 (fold_negate_expr): Likewise.
16752 (make_range): Likewise.
16753 (extract_muldiv_1): Likewise.
16754 (maybe_canonicalize_comparison): Likewise.
16755 (fold_comparison): Likewise.
16756 (fold_binary): Likewise.
16757 (tree_expr_nonnegative_p): Likewise.
16758 (tree_expr_nonzero_p): Likewise.
16759 * tree-vrp.c (compare_values): Likewise.
16760 (extract_range_from_binary_expr): Likewise.
16761 (extract_range_from_unary_expr): Likewise.
16762 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16764 (nowrap_type_p): Likewise.
16765 * tree-scalar-evolution.c (simple_iv): Likewise.
16766 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16767 (build_range_check): Likewise.
16768 (extract_muldiv_1): Likewise.
16769 (fold_comparison): Likewise.
16770 * tree-vrp.c (vrp_int_const_binop): Likewise.
16771 (extract_range_from_unary_expr): Likewise.
16772 * convert.c (convert_to_integer): Likewise.
16773 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16774 (fold_comparison): Likewise.
16775 (fold_binary): Likewise.
16776 * optabs.c (optab_for_tree_code): Likewise.
16777 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16778 * simplify-rtx.c (simplify_const_relational_operation): Check
16779 flag_strict_overflow and flag_trapv.
16780 (simplify_const_relational_operation): Likewise.
16781 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16782 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16785 2007-01-27 Roger Sayle <roger@eyesopen.com>
16787 * tree.c (tree_fold_gcd): Delete.
16788 * tree.h (tree_fold_gcd): Remove prototype.
16789 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16790 test whether one constant integer is a multiple of another. Instead
16791 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16792 * fold-const.c (multiple_of_p): We've determined both TOP and
16793 BOTTOM are integer constants so we can call int_const_binop directly
16794 instead of the more generic const_binop.
16796 2007-01-27 Roger Sayle <roger@eyesopen.com>
16798 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16799 1*X check that the constant hasn't overflowed, to preserve the
16801 (round_up): Provide an efficient implementation when rouding-up an
16802 INTEGER_CST to a power-of-two.
16804 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16806 * doc/sourcebuild.texi: Add comma for clarity.
16807 * doc/extend.texi: Fix some typos.
16808 * doc/passes.texi: Likewise.
16809 * doc/cppinternals.texi: Likewise.
16810 * doc/c-tree.texi: Likewise.
16811 * doc/tree-ssa.texi: Likewise.
16812 * doc/install.texi: Likewise.
16814 2007-01-27 Jan Hubicka <jh@suse.cz>
16816 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16817 (pass_sra): Do not require alias information.
16818 * passes.c (init_optimization_passes): Add SRA
16820 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16822 * tracer.c (rest_of_handle_tracer): We already cleaned
16823 up the CFG in tracer() so don't do it here again.
16824 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16825 cleanup_cfg here, either. And don't call renumber_insns.
16827 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16828 and BB_HEAD are in the insn stream here. Instead make sure
16829 that BB_INSN is valid on all insns. Also, do check here that
16830 there are no pending branch predictions...
16831 (rtl_verify_flow_info): ...instead of doing it here. Checks
16832 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16835 2007-01-26 Roger Sayle <roger@eyesopen.com>
16837 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16838 function to simplify/factorize operand order canonicalization.
16839 (ix86_fixup_binary_operands): Reorganize using the above function.
16840 (ix86_binary_operator_ok): Likewise.
16842 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16844 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16845 file scope from optimize_attrs.
16846 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16848 (optimize_attrs): Clear insn_code_values after freeing it.
16850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16852 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16853 a parts.base assignment.
16855 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16857 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16858 (compute_subscript_distance, initialize_data_dependence_relation,
16859 finalize_ddr_dependent, analyze_ziv_subscript,
16860 analyze_siv_subscript_cst_affine,
16861 compute_overlap_steps_for_affine_univar,
16862 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16863 analyze_siv_subscript, analyze_miv_subscript,
16864 analyze_overlapping_iterations, subscript_dependence_tester_1,
16865 compute_self_dependence, free_dependence_relation): Work
16866 with affine_fn instead of chrecs.
16867 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16868 common_affine_function, affine_function_base,
16869 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16870 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16871 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16872 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16873 (all_chrecs_equal_p): Removed.
16874 * tree-data-ref.h (affine_fn, conflict_function): New types.
16875 (struct subscript): Change type of conflicting_iterations_in_a
16876 and conflicting_iterations_in_b.
16878 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16881 * config/pa/pa.h (TARGET_HPUX_11): New.
16882 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16883 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16885 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16886 Richard Guenther <rguenther@suse.de>
16888 * tree-ssa-structalias.c (solve_graph): Handle case
16889 we merged the variable to another.
16891 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16893 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16896 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16897 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16899 2007-01-25 DJ Delorie <dj@redhat.com>
16901 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16902 allow changes to modes which don't fit in those registers.
16904 * reload1.c (choose_reload_regs): Check for invalid subregs before
16905 computing their locations, not after.
16907 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16910 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16911 save Altivec registers in an eh_return function.
16912 (compute_vrsave_mask): Likewise.
16913 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16914 for saving Altivec registers.
16915 (rs6000_emit_prologue): Don't allocate stack twice in
16916 eh_return function. Correct expected value of altivec_save_offset
16917 when using save_world. Describe save of R0 to stack when using
16918 save_world. Describe stack pointer adjustment when using
16919 save_world. Remove duplicated eh_return parameter register saving.
16920 Update sp_offset variable after save_world.
16921 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16923 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16924 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16927 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16929 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16931 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16934 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16935 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16937 2007-01-25 Richard Guenther <rguenther@suse.de>
16939 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16940 * common.opt (-Wcoverage-mismatch): New warning option.
16941 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16942 if -Wcoverage-mismatch is given.
16944 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16946 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16947 (ipcp_driver): Change to static definition.
16948 Add dumping of the ifunctions.
16949 (constant_val_insert): Remove unused parameter. Support for SSA.
16950 (ipcp_propagate_const): Support for SSA.
16951 (ipcp_profile_bb_print): Print only analyzed nodes.
16952 (ipcp_replace_map_create): Remove support for Fortran constant
16954 * ipa-prop.c (ipa_method_modify_stmt,
16955 ipa_callsite_compute_param): Support for SSA.
16956 * ipa-prop.h (ipcp_driver): Remove declaration.
16957 (IS_VALID_TREE_MAP_INDEX): Add define.
16959 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16961 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16965 PR middle-end/30447
16966 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16967 constant argument to cabs and do it without checking for
16968 -funsafe-math-optimizations.
16970 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16972 * c-common.h (RID_FIRST_CXX0X): New.
16973 (RID_LAST_CXX0X): New.
16974 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16976 * c.opt (Wc++0x-compat): New.
16977 * doc/invoke.texi (-Wc++0x-compat): Document.
16979 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16981 * builtins.c (fold_builtin_carg): New.
16982 (fold_builtin_1): Use it.
16984 2007-01-24 Jan Hubicka <jh@suse.cz>
16986 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16988 * ipa-inline.c (initial_insns, max_insns): Delete.
16989 (compute_max_insns): New function.
16990 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16991 amount of insns as base for code growth.
16992 (cgraph_decide_inlining): Make initial_insns local; do not compute
16994 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16995 * doc/invoke.texi (inline-unit-growth): Update docs.
16997 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16999 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
17000 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
17001 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
17002 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
17003 for CPUs that have PTA_CX16 set.
17005 PR middle-end/27416
17006 * gimplify.c (omp_check_private): New function.
17007 (gimplify_scan_omp_clauses): Use it for
17008 firstprivate/lastprivate/reduction.
17010 PR middle-end/30494
17011 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
17012 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
17014 PR middle-end/30421
17015 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17016 If lower_lastprivate_clauses emits some statements, append them
17017 to dlist rather than body_p and to body_p append an initializer.
17018 (lower_omp_for): Adjust caller.
17020 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17022 * target.h (globalize_decl_name): New.
17023 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17024 * output.h (default_globalize_decl_name): New.
17025 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17027 (globalize_decl): Ditto.
17028 (default_globalize_decl_name): New.
17029 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17030 (ia64_handle_version_id_attribute): New.
17031 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17032 (ia64_asm_output_external): Use globalize_decl_name instead
17033 of globalize_label.
17034 * doc/extend.texi (version_id): New pragma.
17035 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17039 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17040 _uleb128_t and _Unwind_SWord with _sleb128_t.
17041 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17042 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17044 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17045 * unwind-pe.h (read_uleb128, read_sleb128,
17046 read_encoded_value_with_base): Likewise.
17047 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17049 2007-01-24 Richard Guenther <rguenther@suse.de>
17051 * builtins.c (expand_builtin_cexpi): Get the fndecl
17052 for cexp in the correct way.
17054 2007-01-24 Jan Hubicka <jh@suse.cz>
17056 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17059 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17061 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17062 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17063 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17064 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17065 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17066 __SIZEOF_PTRDIFF_T__.
17067 * doc/cpp.texi: Documentation for the new builtin macros added.
17069 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17071 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17072 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17073 instead of operands[2] to avoid access past the end of array.
17075 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17077 * reload1.c (emit_reload_insns): Pass the reload register
17078 for a non-spill output reload through forget_old_reloads_1.
17080 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17083 _SOFT_DOUBLE if doubles use software floating-point.
17084 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17085 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17086 * config/rs6000/darwin-ldouble.c: Also compile functions for
17087 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17088 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17089 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17090 commented-out long double override.
17091 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17092 * config/rs6000/eabispe.h: Likewise.
17093 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17094 long double for non-SPE.
17095 (rs6000_handle_option): Likewise.
17096 (invalid_e500_subreg): Disallow more subregs involding DImode,
17097 DFmode, TImode or TFmode.
17098 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17100 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17102 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17103 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17105 (rs6000_legitimate_address): Also check for TFmode for E500
17107 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17108 (spe_build_register_parallel): Handle TFmode and TCmode.
17109 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17111 (function_arg): Handle TFmode and TCmode for E500 double.
17112 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17114 (print_operand): Handle TFmode and TImode for %y.
17115 (rs6000_generate_compare): Handle TFmode comparisons for E500
17117 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17118 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17119 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17120 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17121 TFmode for E500 double.
17122 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17123 (floatsidf2): Enable for E500 double.
17124 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17125 (extenddftf2): Change to extenddftf2_fprs.
17126 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17127 depending on TARGET_E500_DOUBLE.
17128 (extendsftf2): Enable for E500 double.
17129 (trunctfdf2): Enable for E500 double.
17130 (trunctfsf2): Change to trunctfsf2_fprs.
17131 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17132 depending on TARGET_E500_DOUBLE.
17133 (floatsitf2): Enable for E500 double.
17134 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17135 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17136 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17137 (negtf2): Change to negtf2_internal.
17138 (negtf2): New expander.
17139 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17140 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17141 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17142 (movdi_internal32): Use rs6000_nonimmediate_operand.
17143 (unnamed splitter): Likewise.
17144 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17145 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17146 (SPE64TF, DITI): New mode macros.
17147 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17150 (frob_<mode>_di_2): New.
17151 (frob_tf_di_8_2): New.
17152 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17154 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17156 (frob_ti_<mode>_8_2): New.
17157 (frob_ti_tf_2): New.
17158 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17159 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17161 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17162 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17163 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17164 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17165 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17166 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17169 2007-01-23 Ian Lance Taylor <iant@google.com>
17171 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17173 (OBJS-archive): Reformat, alphabetize.
17174 (OBJS): Change out_object_file to OBJS-md.
17176 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17178 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17179 JUMP_P and CALL_P predicates where applicable.
17180 * config/i386/i386.c: Ditto.
17181 * config/i386/i386.md: Ditto.
17182 * config/i386/mmx.md: Ditto.
17183 * config/i386/predicates.md: Ditto.
17185 2007-01-22 Andreas Schwab <schwab@suse.de>
17187 * config/m68k/m68k.h: Fix comment.
17189 2007-01-22 Jan Hubicka <jh@suse.cz>
17191 * passes.c (init_optimization_passes): Do not rerun
17192 pass_early_warn_uninitialized.
17194 2007-01-22 Richard Guenther <rguenther@suse.de>
17196 PR tree-optimization/30038
17197 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17199 (execute_cse_sincos_1): Likewise.
17200 (execute_cse_sincos): Likewise.
17201 (gate_cse_sincos): Likewise.
17202 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17203 the cexpi() canonicalization of sincos().
17204 * tree-pass.h (pass_cse_sincos): Declare.
17205 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17207 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17209 PR rtl-optimization/29329
17210 * combine.c (replaced_rhs_insn): Rename to i2mod.
17211 (replaced_rhs_value): Rename to i2mod_new_rhs.
17212 (i2mod_old_rhs): New global variable.
17213 (combine_instructions): Adjust for above change. Save a copy of
17214 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17215 note are substituted in the second instruction.
17216 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17217 ditch the note if it pertains to the second eliminated register
17218 and this register is mentioned in i2mod_old_rhs.
17221 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17223 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17224 the insn to which the note was originally attached.
17226 2007-01-21 Jan Hubicka <jh@suse.cz>
17228 * ipa-inline.c (inlining_mode): Comment, move up.
17229 (cgraph_decide_inlining_incrementally): Do not perform inlining
17230 itself; fix handling of flattening of self recursive functions.
17231 (cgraph_find_cycles): Remove.
17232 (cgraph_flatten_node): Remove.
17233 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17234 (try_inline): New function.
17235 (cgraph_early_inlining): Update call of
17236 cgraph_decide_inlining_incrementally. Apply inlining here.
17237 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17239 2007-01-21 Dirk Mueller <dmueller@suse.de>
17242 * tree-vrp.c (check_array_bounds): do not warn
17243 about ADDR_EXPR's of ARRAY_REF's which are immediately
17244 used in binary expressions.
17246 2007-01-21 Ira Rosen <irar@il.ibm.com>
17248 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17249 read_write_dep and macros for its access.
17250 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17251 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17252 argument, call vect_check_interleaving for every independent pair of
17253 data-refs. Mark loads that access the same memory location as a store
17255 (vect_check_dependences): Remove.
17256 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17257 call, fix the call to vect_analyze_data_ref_dependence.
17258 (vect_analyze_data_ref_access): For statements that access the same
17259 data-ref, check that they are not stores; for loads, check that there
17260 is no store that access the same location.
17262 2007-01-20 Roger Sayle <roger@eyesopen.com>
17263 Joseph Myers <joseph@codesourcery.com>
17265 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17266 (-fdump-rtl-stack): Likewise.
17267 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17268 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17269 (-mpt-fixed): Use @minus{} for minus sign.
17270 (Using Precompiled Headers): Fix under/overfull hbox.
17272 2007-01-20 Jan Hubicka <jh@suse.cz>
17274 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17275 place within annotation.
17277 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17279 * pa.c (output_move_double): Change array size of xoperands to 4.
17281 2007-01-20 Jan Hubicka <jh@suse.cz>
17283 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17286 2007-01-19 Ian Lance Taylor <iant@google.com>
17288 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17289 constant to unsigned HOST_WIDE_INT before negating.
17291 2007-01-19 Ian Lance Taylor <iant@google.com>
17293 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17295 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17296 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17297 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17298 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17299 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17300 (realloc_vdef, realloc_vuse): Change second parameter to
17302 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17303 fields to unsigned.
17304 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17305 unsigned. Change x and lim locals to unsigned.
17306 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17308 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17309 (copy_virtual_operands): Change i and n locals to unsigned.
17311 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17313 PR middle-end/29335
17314 * builtins.c (fold_builtin_1): Handle builtin fdim.
17316 2007-01-20 Jan Hubicka <jh@suse.cz>
17318 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17319 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17320 init_alias_heapvars.
17321 (init_alias_heapvars): Initialize only when not already initialized.
17322 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17324 2007-01-19 Roger Sayle <roger@eyesopen.com>
17326 * common.opt (fsigned-zeros): New command line option.
17327 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17328 of flag_unsafe_math_optimizations.
17329 * opts.c (set_fast_math_flags): The -ffast-math command line option
17330 implies -fno-signed-zeros.
17331 (fast_math_flags_set_p): Likewise.
17333 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17334 the documentation of -ffast-math appropriately. Wrap long lines.
17336 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17338 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17339 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17341 2007-01-19 Tomas Bily <tbily@suse.cz>
17343 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17345 (tree_init_ic_make_global_vars): New function
17346 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17347 (tree_gen_ic_profiler): New function
17348 (tree_gen_ic_func_profiler): New function
17349 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17350 (tree_profile_hooks): Added hook for indirec/virtual calls
17351 * value-prof.c (tree_find_values_to_profile): New case for
17353 (tree_values_to_profile): Call for determining indirect/virtual
17355 (tree_indirect_call_to_profile): New function
17356 (tree_ic_transform): New function
17357 (tree_ic): New function
17358 (find_func_by_pid): New function
17359 (init_pid_map): New function
17360 (tree_value_profile_transformations): Added check for
17361 indirect/virtual call transformation
17362 * value-prof.h (enum hist_type): New counter type for
17363 indirect/virtual calls
17364 (profile_hooks): Added new hook for profiling indirect/virtual
17366 * profile.c (instrument_values): New case for indirect/virtual
17368 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17369 (GCOV_COUNTER_V_INDIR): New counter type
17370 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17371 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17373 * cgraph.c: Definition of cgraph_max_pid
17374 (cgraph_create_node): Default init of pid attribute
17375 * cgraph.h: Declaration of cgraph_max_pid
17376 (struct cgraph_node): Added pid attribute
17377 * libgcov.c (__gcov_indirect_call_profiler): New function
17378 (__gcov_one_value_profiler_body): New function
17379 (__gcov_one_value_profiler): Body was moved to
17380 __gcov_one_value_profiler_body and calls it
17382 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17384 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17385 * gengtype.c (write_types_data, write_func_for_structure,
17386 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17387 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17388 (walk_type, write_func_for_structure): Generate the mark_hook if
17391 2007-01-19 Jan Hubicka <jh@suse.cz>
17393 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17394 'early' argument take inlining mode argument specifying whether to
17395 inline for size/speeed or all functions; add support for flattening;
17397 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17399 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17402 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17403 the name of the declared identifier.
17405 2007-01-19 Dirk Mueller <dmueller@suse.de>
17407 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17408 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17409 duplicate evaluation.
17411 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17413 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17414 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17415 to XFMode, use acosxf2 and truncate result to requested mode.
17416 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17417 (asin<mode>2): Similarly, with asin expanders.
17418 (*fscalexf4_i387): Rename from *fscalexf4.
17419 (expNcorexf3): New expander.
17420 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17421 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17422 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17423 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17424 patterns for SSE math.
17425 (exp10<mode>2): Similarly, with exp10 expanders.
17426 (exp2<mode>2): Similarly, with exp2 expanders.
17427 (expm1<mode>2): Similarly, with expm1 expanders.
17428 (ldexp<mode>3): Similarly, with ldexp expanders.
17429 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17430 Use gen_truncxf<mode>2_i387_noop to truncate result.
17432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17434 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17435 for ColdFire targets.
17437 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17438 Richard Sandiford <richard@codesourcery.com>
17440 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17441 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17442 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17443 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17444 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17445 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17447 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17449 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17450 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17451 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17452 (*adddi_dilshr32_cf): New pattern.
17453 (adddi3, subdi3): Remove first alternatives.
17455 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17457 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17458 implemented using move.l, do not use its cc result for floating-point
17461 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17463 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17464 from accepting 's' constraints if flag_pic.
17466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17468 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17469 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17470 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17471 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17473 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17475 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17476 ColdFire alternatives.
17477 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17478 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17479 architectures that support ff1 instruction.
17481 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17482 Julian Brown <julian@codesourcery.com>
17484 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17485 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17486 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17489 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17491 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17493 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17494 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17495 HOST_WIDE_INT instead of an rtx.
17496 (m68k_rtx_costs): Update call accordingly.
17497 (output_move_const_into_data_reg): Likewise. Fix formatting.
17498 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17500 (output_move_simode_const): Update calls after above changes.
17501 Rework to use automatic variables and predicates like MEM_P.
17502 * config/m68k/m68k.md (pushexthisi_const): Update call to
17505 2007-01-19 Dirk Mueller <dmueller@suse.de>
17507 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17508 in dump_flags test.
17510 2007-01-19 Richard Guenther <rguenther@suse.de>
17512 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17513 via cexp in case sincos is not available.
17515 2007-01-19 Richard Guenther <rguenther@suse.de>
17517 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17518 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17519 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17520 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17521 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17522 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17523 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17524 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17526 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17528 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17530 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17531 (atan2xf3): Directly generate RTL pattern.
17532 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17533 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17535 disable patterns for SSE math.
17536 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17537 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17538 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17539 disable patterns for SSE math.
17541 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17543 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17545 2007-01-18 Roger Sayle <roger@eyesopen.com>
17547 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17548 VIEW_CONVERT_EXPR to the same type as it's operand.
17550 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17552 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17553 configured for long double 128.
17555 2007-01-18 Mike Stump <mrs@apple.com>
17557 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17560 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17562 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17565 2007-01-18 Jan Hubicka <jh@suse.cz>
17567 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17568 greater than NUM_VOP_FREE_BUCKETS.
17570 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17572 * tree-ssa-structalias.c: Update comments.
17573 (ptabitmap_obstack): Removed.
17574 (pta_obstack): New.
17575 (oldpta_obstack): Ditto.
17576 (stats): Add a few members.
17577 (struct variable_info): Remove node, complex, address_taken, and
17578 indirect_target members. Add oldsolution member.
17579 (new_var_info): Do not initialize removed members.
17580 (constraint_expr_type): Remove INCLUDES.
17581 (constraint_graph): Add size, implicit_preds, rep,
17582 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17583 (FIRST_REF_NODE): New macro.
17584 (LAST_REF_NODE): Ditto.
17585 (FIRST_ADDR_NODE): Ditto.
17586 (find): New function.
17588 (dump_constraint): Do not handle INCLUDES.
17589 (insert_into_complex): Do not insert duplicate constraints.
17590 (condense_varmap_nodes): Renamed and rewritten into ...
17591 (merge_node_constraints): This. Also fix bug in handling of
17592 offseted copy constraints.
17593 (clear_edges_for_node): No longer need to deal with preds at all,
17594 or removing associated preds/succs.
17595 (merge_graph_nodes): Deal with indirect_cycles.
17596 Don't deal with predecessors.
17597 (add_implicit_graph_edge): New function.
17598 (add_pred_graph_edge): Ditto.
17599 (add_graph_edge): Don't deal with predecessors.
17600 (build_constraint_graph): Removed.
17601 (build_pred_graph): New function.
17602 (build_succ_graph): Ditto.
17603 (struct scc_info): Removed in_component. Added roots, dfs, and
17604 node_mapping. Remove visited_index, unification_queue.
17605 (scc_visit): Deal with union-find we do now.
17606 Deal with cycles with REF nodes.
17607 (collapse_nodes): Renamed and rewritten to ...
17608 (unify_nodes): This.
17609 (process_unification_queue): Removed.
17610 (topo_visit): Cleanup
17611 (do_da_constraint): Use find.
17612 (do_sd_constraint): Ditto.
17613 (do_ds_constraint): Ditto.
17614 (do_complex_constraint): Ditto.
17615 (init_scc_info): Update for removed and added members.
17616 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17617 (find_indirect_cycles): This.
17618 (equivalence_class): New variable.
17619 (label_visit): New function.
17620 (perform_variable_substitution): Rewritten.
17621 (free_var_substitution_info): New function.
17622 (find_equivalent_node): Ditto.
17623 (move_complex_constraints): Ditto.
17624 (eliminate_indirect_cycles): Ditto.
17625 (solve_graph): Only propagate changed bits.
17626 Use indirect cycle elimination.
17628 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17629 (tree_id_eq): Renamed to ...
17630 (tree_vi_eq): This. Update for member change
17631 (insert_id_for_tree): Renamed and rewritten to ...
17632 (insert_vi_for_tree): This.
17633 (lookup_id_for_tree): Renamed and rewritten to ...
17634 (lookup_vi_for_tree): This.
17635 (get_id_for_tree): Renamed and rewritten to ...
17636 (get_vi_for_tree): Ditto.
17637 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17638 (process_constraint): Don't handle INCLUDES.
17639 Remove special ADDRESSOF case.
17640 (find_func_aliases): Rewrite to use vi functions instead of id
17642 (create_function_info_for): Ditto.
17643 (create_variable_info_for): Ditto.
17644 (intra_create_variable_infos): Ditto.
17645 (merge_smts_into): Ditto.
17646 (find_what_p_points_to): Ditto.
17647 (init_base_vars): Ditto.
17648 (init_alias_vars): Ditto.
17649 (remove_preds_and_fake_succs): New function.
17650 (dump_sa_points_to_info): Dump new stats.
17651 (dump_solution_for_var): Use find.
17652 (set_used_smts): Fix formatting.
17653 (compute_points_to_sets): Updated for new functions.
17654 (ipa_pta_execute): Ditto.
17656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17657 Richard Sandiford <richard@codesourcery.com>
17659 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17661 * calls.c (expand_call): If the return value is a PARALLEL,
17662 extract its first member.
17663 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17664 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17665 use FUNCTION_EXTRA_EPILOGUE.
17666 (m68k_function_value): Return a PARALLEL if the return value
17667 is of a pointer type.
17668 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17669 (FUNCTION_EXTRA_EPILOGUE): Remove.
17670 * config/m68k/m68k.md (D0_REG): New constant.
17672 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17674 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17675 output a NOP for empty epilogues.
17677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17679 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17680 before function. Extend register save check to include all
17681 registers, not just integer ones.
17683 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17685 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17686 (m68k_use_return_insn): ...this.
17687 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17688 * config/m68k/m68k.c (use_return_insn): Rename to...
17689 (m68k_use_return_insn): ...this.
17690 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17691 of USE_RETURN_INSN.
17693 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17695 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17696 nearest even, fix denormal rounding overflow.
17698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17700 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17701 f%$smove and f%$move.
17702 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17703 (extendsfdf2_cf): Use fdmove instead of f%&move.
17704 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17705 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17709 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17714 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17715 (coldfire_single_format): Declare.
17716 (coldfire_double_format): Likewise.
17717 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17718 of qnan_msb_set to determine the lower bits of a canonical
17720 (encode_ieee_double): Likewise.
17721 (encode_ieee_quad): Likewise.
17722 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17723 (mips_single_format): Likewise.
17724 (ieee_double_format): Likewise.
17725 (mips_double_format): Likewise.
17726 (ieee_extended_motorola_format): Likewise.
17727 (ieee_extended_intel_96_format): Likewise.
17728 (ieee_extended_intel_128_format): Likewise.
17729 (ieee_extended_intel_96_round_53_format): Likewise.
17730 (ibm_extended_format): Likewise.
17731 (mips_extended_format): Likewise.
17732 (ieee_quad_format): Likewise.
17733 (mips_quad_format): Likewise.
17734 (vax_f_format): Likewise.
17735 (vax_d_format): Likewise.
17736 (vax_g_format): Likewise.
17737 (i370_single_format): Likewise.
17738 (i370_double_format): Likewise.
17739 (decimal_single_format): Likewise.
17740 (decimal_double_format): Likewise.
17741 (decimal_quad_format): Likewise.
17742 (c4x_single_format): Likewise.
17743 (c4x_extended_format): Likewise.
17744 (real_internal_format): Likewise.
17745 (coldfire_single_format): New real_format.
17746 (coldfire_double_format): Likewise.
17747 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17748 canonical_nan_lsbs_set.
17749 (pdp11_d_format): Likewise.
17750 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17751 if TARGET_COLDFIRE_CPU.
17753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17755 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17756 (output_call, m68k_legitimize_call_address): Declare.
17757 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17758 parenthesees. Add support for a 'W' constraint.
17759 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17760 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17761 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17762 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17764 (override_options): Initialize them. Do not set flag_no_function_cse
17765 for TARGET_ID_SHARED_LIBRARY.
17766 (m68k_output_pic_call): Delete.
17767 (m68k_legitimize_call_address): New function.
17768 (print_operand): Remove the %o prefix. Handle the %p prefix.
17769 (output_call): New function.
17770 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17771 target address from the GOT if symbolic jumps are not allowed.
17772 * config/m68k/m68k.md (call, general_operand): Do not set
17773 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17774 Merge separate flag_pic and !flag_pic define_insns into...
17775 (*call, *call_value): ...these new patterns. Match the address
17776 rather than the containing MEM and require it to be a call_operand.
17777 Use output_call to generate the asm template.
17778 * config/m68k/predicates.md (const_call_operand): New predicate.
17779 (call_operand): Likewise.
17781 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17783 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17784 (STACK_GROWS_DOWNWARD): Define to 1.
17785 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17786 comments, emphasizing that these values are only defaults.
17787 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17788 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17790 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17792 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17794 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17795 Richard Sandiford <richard@codesourcery.com>
17797 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17798 (FP_REGNO_P): New macros.
17799 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17800 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17801 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17802 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17804 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17806 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17807 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17809 * config/m68k/t-floatlib: New file, extracting common code from...
17810 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17811 * config/m68k/t-uclinux: Here.
17812 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17813 routines on ColdFire targets.
17815 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17817 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17818 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17819 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17820 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17821 explicitly set MOTOROLA to 1.
17822 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17824 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17825 Nathan Sidwell <nathan@codesourcery.com>
17827 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17828 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17829 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17830 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17831 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17832 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17833 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17834 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17835 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17836 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17837 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17838 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17839 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17840 (DBX_REGISTER_NUMBER): Delete.
17841 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17842 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17843 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17847 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17848 * config/flat.h: New file.
17849 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17850 OBJECT_FORMAT_FLAT.
17851 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17852 indirect references for -msep-data or -mid-shared-library.
17853 Do not use PC-relative code addresses either.
17854 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17856 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17857 for shared libraries and crt1.o for executables. Use crti.o and
17859 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17860 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17861 Do not add -elf2flt or -shared-lib-id options here.
17862 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17863 Pass -shared-lib-id if -mid-shared-library, taking the library
17864 identifier from -mshared-library-id if given, otherwise
17866 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17867 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17868 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17869 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17870 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17871 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17873 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17874 jump sequence for ISA A and ISA A+.
17875 (PICJUMP): Likewise.
17877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17879 * config.gcc (m68k-*-uclinux*): Base the port on the common
17880 and m68k GNU/Linux files rather than on the generic ELF ones.
17881 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17882 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17884 2007-01-18 Julian Brown <julian@codesourcery.com>
17885 Richard Sandiford <richard@codesourcery.com>
17887 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17888 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17889 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17891 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17892 80 unconditionally.
17893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17895 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17897 * doc/install.texi: Document m68k-uclinuxoldabi.
17898 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17899 * config/m68k/uclinux-oldabi.h: New file, copied from
17900 config/m68k/uclinux.h.
17902 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17904 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17905 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17906 (m32r_compute_frame_size): Use unsigned for regno.
17907 (m32r_reload_lr): Use gen_frame_mem.
17909 (m32r_output_function_epilogue): Don't output the function epilogue
17911 (m32r_expand_epilogue): New.
17912 (direct_return): Return false if the function has the interrupt
17914 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17915 * config/m32r/m32r.md (epilogue): New expander.
17916 (return_lr, return_rte): New insns.
17917 (return): Make it expander.
17918 (return_normal): New expander.
17920 2007-01-18 Josh Conner <jconner@apple.com>
17923 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17924 support for UNLE, UNLT, UNGE, and UNGT.
17926 2007-01-18 Jan Hubicka <jh@suse.cz>
17928 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17929 * tree-tailcall (add_virtual_phis): Likewise.
17930 (optimize_tail_call): Return TODOs.
17931 (execute_tail_calls): Return TODOs.
17932 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17933 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17936 Cleanup cfg using TODO.
17937 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17938 * passes.c (execute_function_todo): When cleanup did something, remove
17940 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17941 (make_edges): Don't cleanup_cfg.
17943 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17945 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17946 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17947 operate on the top of stack.
17948 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17949 register handling of instructions that output to the second
17951 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17952 (move_for_stack_reg): Special-case check for dead destination
17953 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17955 * config/i386/i386.md (UNSPEC_TAN): New constant.
17956 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17957 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17958 to correctly model move of constant 1.0 to top stack slot.
17959 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17960 (unnamed peephole2 pattern): Remove corresponding peephole2
17961 pattern that optimizes tan insn and loading of constant 1.0.
17962 (tanxf2): Use fptanxf4_i387.
17963 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17964 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17965 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17966 disable patterns for SSE math.
17967 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17968 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17970 2007-01-18 Dirk Mueller <dmueller@suse.de>
17971 Richard Guenther <rguenther@suse.de>
17974 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17975 * common.opt (Warray-bounds): Add new warning option.
17976 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17978 * Makefile.in: make tree-vrp.o depend on toplev.h
17979 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17981 (check_array_refs, check_array_bounds, check_array_ref): New.
17983 2007-01-18 Jan Hubicka <jh@suse.cz>
17985 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17986 (execute_ssa_ccp): Return flags conditionally.
17987 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17989 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17991 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17993 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17994 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17996 * Makefile.c (GTFILES): Add cfglayout.h.
17997 * gengtype.c (open_base_files): Likewise.
17998 * cfglayout.c (cfg_layout_function_footer,
17999 cfg_layout_function_header) Reindent to make gengtype happy.
18000 * cfglayout.h (cfg_layout_function_footer,
18001 cfg_layout_function_header): Add GTY(()) marker.
18003 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
18005 2007-01-18 Ben Elliston <bje@au.ibm.com>
18007 * genautomata.c (write_automata): Include xstrerror output in the
18008 error message if writing the DFA description file fails.
18010 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
18012 * config/mips/mips-protos.h (mips_output_external): Make it
18014 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
18015 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18016 (extern_list): Likewise.
18017 (extern_head): Likewise.
18018 (TARGET_ASM_FILE_END): Likewise.
18019 (mips_file_end): Likewise.
18020 (mips_output_external): Rewritten.
18022 2007-01-18 Ben Elliston <bje@au.ibm.com>
18024 * genpreds.c (write_insn_preds_c): Only write out the function
18025 body for regclass_for_constraint if we have register constraints.
18027 2007-01-17 Tom Tromey <tromey@redhat.com>
18029 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18030 * doc/install.texi (Testing): Use sourceware.org.
18031 (Binaries): Likewise.
18032 (Specific): Likewise.
18033 * doc/contrib.texi (Contributors): Use sourceware.org.
18035 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18037 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18038 (AVR_ENHANCED): Rename to ...
18039 (AVR_HAVE_MUL): ... new.
18040 (avr_enhanced_p): Rename to ...
18041 (avr_have_mul_p): ... new.
18042 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18043 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18044 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18045 (avr_have_mul_p): ... new.
18046 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18047 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18048 'avr_enhanced_p' and 'enhanced'.
18049 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18050 AVR_HAVE_MUL instead of AVR_ENHANCED.
18051 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18052 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18053 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18054 instead of AVR_ENHANCED.
18055 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18056 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18057 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18059 2007-01-17 Ian Lance Taylor <iant@google.com>
18061 * vec.h (VEC_reserve_exact): Define.
18062 (vec_gc_p_reserve_exact): Declare.
18063 (vec_gc_o_reserve_exact): Declare.
18064 (vec_heap_p_reserve_exact): Declare.
18065 (vec_heap_o_reserve_exact): Declare.
18066 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18068 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18069 negative parameter.
18070 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18071 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18072 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18073 * vec.c (calculate_allocation): Add exact parameter. Change all
18075 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18076 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18077 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18078 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18079 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18080 (vec_heap_p_reserve_exact): New function.
18081 (vec_heap_o_reserve_exact): New function.
18083 2007-01-17 Jan Hubicka <jh@suse.cz>
18085 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18087 2007-01-17 Eric Christopher <echristo@apple.com>
18089 * config.gcc: Support core2 processor.
18091 2007-01-16 Jan Hubicka <jh@suse.cz>
18093 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18094 the names, just unlink the chain so we don't crash on dangling
18098 2007-01-16 Jan Hubicka <jh@suse.cz>
18100 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18101 * tree-pass.h: Reorder to make IPA passes appear toegher.
18102 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18104 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18105 parameters, do not call early inliner.
18106 * ipa-inline.c: Update comments. Include tree-flow.h
18107 (cgraph_decide_inlining): Do not compute inlining parameters.
18108 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18109 be called with function context set up.
18110 (pass_ipa_inline): Remove unreachable functions before pass.
18111 (cgraph_early_inlining): Simplify assuming to be called from the
18113 (pass_early_inline): New pass.
18114 (cgraph_gate_ipa_early_inlining): New gate.
18115 (pass_ipa_early_inline): Turn into simple wrapper.
18116 (compute_inline_parameters): New function.
18117 (gate_inline_passes): New gate.
18118 (pass_inline_parameters): New pass.
18119 (apply_inline): Move here from tree-optimize.c
18120 (pass_apply_inline): New pass.
18121 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18123 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18124 doing them by hand.
18125 (tree_function_versioning): Do not allocate dummy struct function.
18126 * tree-inline.h (optimize_inline_calls): Update prototype.
18127 * tree-optimize.c (execute_fixup_cfg): Export.
18128 (pass_fixup_cfg): Remove
18129 (tree_rest_of_compilation): Do not apply inlines.
18130 * tree-flow.h (execute_fixup_cfg): Declare.
18131 * Makefile.in (gt-passes.c): New.
18132 * passes.c: Include gt-passes.h
18133 (init_optimization_passes): New passes.
18134 (nnodes, order): New static vars.
18135 (do_per_function_toporder): New function.
18136 (execute_one_pass): Dump current pass here.
18137 (execute_ipa_pass_list): Don't dump current pass here.
18139 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18141 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18142 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18144 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18146 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18147 (strong_alias): Define.
18148 (__gcc_qmul): Provide non-FMA for soft-float.
18149 (__gcc_qdiv): Same.
18154 (__gcc_qunord): New.
18164 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18165 soft-float functions.
18166 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18167 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18168 about long double soft float.
18170 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18171 Tehila Meyzels <tehila@il.ibm.com>
18173 * tree-vectorizer.h (is_pattern_stmt_p): New.
18174 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18175 formatting (tabs instead of spaces). Cleanup and clarify setting
18176 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18177 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18178 (vectorizable_type_demotion): Check that types are integral.
18179 (vectorizable_type_promotion): Likewise.
18180 (vectorizable_store): Fix typo. Eliminate new-line at end of
18183 2007-01-16 Jan Hubicka <jh@suse.cz>
18185 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18188 2007-01-15 Eric Christopher <echristo@apple.com>
18190 * ifcvt.c: Include vec.h, vecprim.h.
18191 (check_cond_move_block): New argument regs.
18192 Reorganize. Add registers used to regs.
18193 (cond_move_process_if_block): Use regs set above as
18196 2007-01-15 Eric Christopher <echristo@apple.com>
18198 * config/darwin.h: Update copyright.
18199 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18200 (LINK_COMMAND_SPEC): Add -u.
18201 (LINK_SPEC): Fix umbrella for above.
18203 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18205 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18208 2007-01-15 Tom Tromey <tromey@redhat.com>
18210 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18211 * doc/install.texi (Testing): Don't mention jacks.
18212 (Configuration): Document --enable-java-maintainer-mode. Move
18213 --with-java-home to libgcj-specific section. Document
18215 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18217 2007-01-15 Jan Hubicka <jh@suse.cz>
18219 * tree-ssa-dce.c (DCE_TODOs): New.
18220 (propagate_necessity): Return if something changed.
18221 (eliminate_unnecessary_stmts): Likewise.
18222 (perform_tree_ssa_dce): Return TODO flags when needed.
18223 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18225 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18227 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18228 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18229 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18230 patterns using X87MODEF12 mode macro. Extend operand 1
18231 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18232 (log10<mode>2): Ditto.
18233 (log2<mode>2): Ditto.
18234 (log1p<mode>2): Ditto.
18235 (logb<mode>2): Ditto.
18236 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18237 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18238 (*fxtractxf3_i387): Rename from *fxtractxf3.
18239 (fxtract_extend<mode>xf3_i387): New insn pattern.
18240 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18241 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18242 and gen_fyl2xxf3_i387().
18244 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18246 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18247 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18248 get_loop_exit_edges. Changed return type to bool.
18249 * cfgloop.h (fix_loop_placement): Declaration removed.
18251 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18253 * param.h (MIN_VECT_LOOP_BOUND): New.
18254 * params.def (MIN_VECT_LOOP_BOUND): New.
18255 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18256 argument - minimum threshold for number of iterations.
18257 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18258 argument to declaration.
18259 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18260 MIN_VECT_LOOP_BOUND.
18261 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18262 slpeel_tree_peel_loop_to_edge with additional argument.
18263 (vect_do_peeling_for_alignment): Likewise.
18264 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18266 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18269 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18270 operands of size 1.
18272 2007-01-14 Jan Hubicka <jh@suse.cz>
18274 * tree-dfa.c (remove_referenced_var): New function.
18275 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18276 prune referenced vars list too.
18277 * tree-flow.h (remove_referenced_var): Declare.
18279 2007-01-14 Jan Hubicka <jh@suse.cz>
18281 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18283 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18284 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18285 * except.h (verify_eh_throw_table_statements): Kill prototype.
18286 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18287 into call exrepssions.
18288 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18290 * tree-cfg.c: Include pointer-set.h.
18291 (verify_node_sharing): Work on pointer set.
18292 (verify_eh_throw_stmt_node): New.
18293 (verify_stmts): Use pointers sets, verify throw_stmt.
18295 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18297 * ipa-reference.c (analyze_function): Consider also addresses taken
18300 2007-01-12 Roger Sayle <roger@eyesopen.com>
18302 * c-typeck.c (null_pointer_constant_p): Replace use of
18303 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18304 (build_c_cast): Likewise.
18306 2007-01-12 Roger Sayle <roger@eyesopen.com>
18308 * tree.h (force_fit_type_double): Remove unused final argument.
18309 * c-common.c (constant_expression_warning): Replace use of
18310 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18311 (convert_and_check): Likewise.
18312 (shorten_compare): Update call to force_fit_type_double.
18313 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18314 * convert.c (convert_to_pointer): Update call to
18315 force_fit_type_double.
18316 * fold-const.c (force_fit_type_double): Remove overflowed_const
18318 (int_const_binop, fold_convert_const_int_from_int,
18319 fold_convert_const_int_from_real, fold_div_compare,
18320 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18321 fold_abs_const, fold_not_const): Remove the final argument from
18322 calls to force_fit_type_double.
18324 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18326 * configure.ac: Set insn to "nop" for spu-*-* also.
18327 * configure: Regenerate.
18329 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18331 * builtins.def : Add BUILT_IN_FREE.
18333 2007-01-12 Jan Hubicka <jh@suse.cz>
18335 PR tree-optimization/30443
18336 * tree-inline.c (tree_function_versioning): Do not optimize when
18337 cloning for inlining.
18339 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18341 * doc/loop.texi: Document recording of loop exits.
18342 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18343 (update_single_exits_after_duplication,
18344 update_single_exit_for_duplicated_loop,
18345 update_single_exit_for_duplicated_loops): Removed.
18346 (duplicate_loop_to_header_edge): Do not call
18347 update_single_exits_after_duplication and
18348 update_single_exit_for_duplicated_loops.
18349 (loop_version): Do not update single_exit information.
18350 (fix_loop_structure): Use record_loop_exits instead of
18351 mark_single_exit_loops.
18352 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18353 the lists of loop exits.
18354 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18355 split_edge, merge_blocks): Update the lists of loop exits.
18356 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18357 loop_optimizer_init.
18358 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18359 of mark_single_exit_loops.
18360 (loop_optimizer_finalize): Call release_recorded_exits.
18361 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18362 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18363 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18364 update single exit information.
18365 * lambda-code.c (perfect_nestify): Ditto.
18366 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18367 (mark_single_exit_loops): Removed.
18368 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18369 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18370 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18372 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18373 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18374 (verify_loop_structure): Verify consistency of the exit lists.
18375 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18376 (set_single_exit): Removed.
18377 * cfgloop.h (struct loop_exit): New function.
18378 (struct loop): single_exit_ field replaced by exits field.
18379 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18380 LOOPS_HAVE_RECORDED_EXITS.
18381 (struct loops): Added exits hash.
18382 (mark_single_exit_loops, set_single_exit): Declaration removed.
18383 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18385 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18387 * doc/invoke.texi: Avoid use of @headitem.
18389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18391 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18395 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18399 Richard Sandiford <richard@codesourcery.com>
18401 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18402 * config/m68k/m68k.opt: Resort options.
18403 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18405 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18406 Richard Sandiford <richard@codesourcery.com>
18408 * doc/invoke.texi: Document the macros that are defined by
18409 m68k's -mtune and -mhard-float options.
18410 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18411 (m68k_cpp_cpu_family): Likewise.
18412 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18413 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18414 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18415 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18416 (m68k_cpp_cpu_family): Likewise.
18418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18420 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18421 macros besides mc68000 as tuning macros. Use a switch statement
18422 to set them and mcpu32.
18424 2007-01-12 Julian Brown <julian@codesourcery.com>
18426 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18427 (TARGET_68040_ONLY): Rename to...
18428 (TARGET_68040): ...this.
18429 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18430 * config/m68k/m68k.md: Likewise.
18432 2007-01-12 Julian Brown <julian@codesourcery.com>
18433 Nathan Sidwell <nathan@codesourcery.com>
18434 Richard Sandiford <richard@codesourcery.com>
18436 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18437 the -mcpu= argument associated with the --with-cpu setting.
18438 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18439 if different from the one implied by the -mcpu setting.
18440 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18441 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18442 * doc/invoke.texi: Mention ColdFire in the introduction to the
18443 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18444 -mno-div and -mhard-float options. Make -m68881 a synonym for
18445 -mhard-float. Document the previously-undocumented -m5206e,
18446 -m528x, -m5307 and -m5407 options. Tweak the existing option
18447 documentation for consistency.
18448 * doc/install.texi: Mention new --with-cpu arguments.
18449 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18450 default CPU if neither -mcpu nor -march are specified.
18451 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18452 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18453 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18454 using m68k_tune to decide between families that implement the
18455 same ISA. Use m68k_tune to set __mcfv4e__.
18456 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18457 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18458 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18459 (FL_ISA_C, FL_ISA_MMU): New macros.
18460 (MASK_COLDFIRE): Delete.
18461 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18462 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18463 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18464 (TARGET_HARD_FLOAT): Do not define here.
18465 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18466 (TUNE_68000): New macro.
18467 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18468 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18469 (TUNE_CFV2): Redefine in terms of m68k_tune.
18470 (uarch_type, target_device, fpu_type): New enums.
18471 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18472 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18473 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18474 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18475 (FL_FOR_isa_c): New macros.
18476 (m68k_isa): New enum.
18477 (m68k_target_selection): New structure.
18478 (all_devices, all_isas, all_microarchs): New tables.
18479 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18480 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18481 (MASK_ALL_CPU_BITS): Delete.
18482 (m68k_find_selection): New function.
18483 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18484 Map the legacy target options to a combination of the new ones.
18485 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18486 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18487 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18489 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18490 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18492 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18493 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18494 * config/m68k/m68k-devices.def: New file.
18496 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18497 Nathan Sidwell <nathan@codesourcery.com>
18499 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18500 (SUBTARGET_EXTRA_SPECS): New macros.
18501 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18502 use %(asm_cpu_spec) instead.
18503 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18504 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18505 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18506 (EXTRA_SPECS): Rename to...
18507 (SUBTARGET_EXTRA_SPECS): ...this.
18509 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18510 Richard Sandiford <richard@codesourcery.com>
18511 Julian Brown <julian@codesourcery.com>
18513 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18514 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18515 to the configuration's default CPU.
18516 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18517 Remove default masks.
18518 (m680[012]0-*-*): Set the default with_cpu to the first part of
18520 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18521 (m68k*-*-linux): Extend the --with-cpu handling to...
18522 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18523 and m68010. Don't set target_cpu_default2.
18524 * doc/install.texi: Document --with-cpu for m68k.
18525 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18526 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18527 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18528 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18529 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18530 (ASM_SPEC): Remove use of %(asm_cpu_default).
18531 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18532 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18533 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18534 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18535 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18536 (TARGET_DEFAULT): Delete.
18537 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18538 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18539 (CPP_CPU_SPEC): Delete.
18540 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18541 the appropriate string.
18542 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18543 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18544 (ASM_SPEC): Don't use %(asm_default_spec).
18545 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18546 TARGET_DEFAULT and add MASK_68881.
18547 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18549 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18551 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18552 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18553 MASK_68010 alongside MASK_68020.
18554 * doc/invoke.texi: Document -m68010.
18555 * config/m68k/m68k.opt (m68010): New.
18556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18558 (TUNE_68010): New macro.
18559 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18560 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18561 (M68K_CPU_m68332): Add MASK_68010.
18562 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18563 fallback definition.
18564 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18566 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18567 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18568 to all entries that use MASK_68020.
18569 (output_move_simode_const, output_move_himode, output_move_qimode)
18570 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18571 instead of TARGET_68020 to select clr behavior. Remove comment
18572 about there being no TARGET_68010.
18573 * config/m68k/m68k.md: Likewise throughout.
18575 2007-01-12 Julian Brown <julian@codesourcery.com>
18577 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18578 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18579 * config/m68k/m68k.md: Likewise.
18581 2007-01-12 Julian Brown <julian@codesourcery.com>
18583 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18584 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18586 2007-01-12 Julian Brown <julian@codesourcery.com>
18588 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18589 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18590 * config/m68k/m68k.md: Likewise.
18592 2007-01-12 Julian Brown <julian@codesourcery.com>
18593 Richard Sandiford <richard@codesourcery.com>
18595 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18596 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18597 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18599 (TARGET_CPU32): Rename to...
18600 (TUNE_CPU32): ...this.
18601 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18602 (TUNE_CFV2): New macros.
18603 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18604 remove conditions that are implied by TARGET_68020.
18605 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18606 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18607 (m68k_output_function_epilogue): Likewise.
18608 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18609 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18610 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18611 non-68000 timings. Refactor multiplication and division costs.
18612 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18613 TUNE_CPU32 instead of TARGET_CPU32.
18614 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18615 and TUNE_68060 instead of TARGET_68060.
18616 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18617 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18619 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18620 && !TARGET_COLDFIRE" to choose between moveq and clr.
18621 Likewise in the unnamed movsf pattern.
18622 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18623 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18629 of tabbing before backslashes.
18631 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18633 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18634 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18635 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18637 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18639 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18640 find_interesting_uses_cond.
18641 (find_interesting_uses_cond): Use extract_cond_operands.
18642 (rewrite_use_compare): Use extract_cond_operands and
18643 force_gimple_operand_bsi. Do not call update_stmt.
18644 (determine_use_iv_cost_condition): Use extract_cond_operands.
18645 Return cheaper of using original bound and changing the exit bound.
18647 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18649 PR tree-optimization/29516
18650 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18651 most_expensive_mult_to_index, addr_to_parts,
18652 create_mem_ref, maybe_fold_tmr): Make the type of
18653 fields of TARGET_MEM_REF sizetype.
18654 (move_fixed_address_to_symbol, move_pointer_to_base):
18656 * tree.def (TARGET_MEM_REF): Add comment on types of
18659 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18661 * c-common.c (vector_types_convertible_p): Treat opaque types as
18662 always convertible if they have the same size, but not otherwise.
18664 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18666 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18667 Remove the b_unconditional field.
18668 (noce_try_sign_mask): Do not look at b_unconditional.
18669 (noce_process_if_block): Do not use merge_if_blocks. Update
18670 the CFG here. Do not set b_unconditional.
18671 (cond_move_process_if_block): Likewise.
18672 (find_cond_trap): Likewise.
18673 (check_cond_move_block): Require simple jump insns at the end
18674 of the basic block.
18676 2007-01-11 Jan Hubicka <jh@suse.cz>
18678 PR tree-optimization/1046
18679 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18680 when alias info is not ready.
18681 (pass_tail_recursion): Do not require aliasing.
18682 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18683 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18684 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18685 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18686 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18687 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18688 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18690 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18691 When aliasing is not build, mark statement as volatile.
18693 2007-01-11 Tom Tromey <tromey@redhat.com>
18695 PR preprocessor/15185, PR preprocessor/20989:
18696 * doc/cppopts.texi <-MT>: Update description of algorithm for
18697 computing default target.
18698 <-M, -MD>: Reword "basename" text.
18700 2007-01-11 Roger Sayle <roger@eyesopen.com>
18702 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18703 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18704 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18705 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18706 fold_builtin_bswap, real_constp, fold_builtin_pow,
18707 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18708 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18709 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18710 * convert.c (convert_to_pointer): Likewise.
18711 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18712 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18713 const_binop, fold_convert_const_int_from_int,
18714 fold_convert_const_int_from_real,
18715 fold_convert_const_real_from_real, sign_bit_p,
18716 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18717 fold_sign_changed_comparison, fold_unary, fold_comparison,
18718 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18719 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18720 * print-tree.c (print_node_brief, print_node): Likewise.
18721 * stor-layout.c (place_field, layout_type): Likewise.
18722 * tree-chrec.c (keep_cast): Likewise.
18723 * tree.c (build_vector, build_real, build_real_from_int_cst,
18724 build_complex): Likewise.
18726 2007-01-11 Roger Sayle <roger@eyesopen.com>
18728 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18729 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18731 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18733 * configure.ac (strict1_warn): Rename to strict_warn.
18734 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18735 cc_set_by_configure, quoted_cc_set_by_configure,
18736 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18737 all_boot_languages, all_stagestuff): Remove.
18738 (target_list): Remove bootstrap targets.
18739 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18740 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18741 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18742 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18743 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18744 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18745 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18746 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18747 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18748 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18749 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18750 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18751 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18752 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18753 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18754 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18755 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18756 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18757 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18758 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18759 (mostlyclean): Adjust.
18760 (clean, distclean): Don't mention bootstrap stuff.
18761 * configure: Regenerate.
18762 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18763 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18764 treelang/config-lang.in (stagestuff): Remove.
18765 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18766 stageprofile, stagefeedback, stagestuff): Remove mention.
18768 2007-01-11 Nick Clifton <nickc@redhat.com>
18770 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18772 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18773 (mcore_arith_K_S_operand): Run the test for the S constraint not
18774 the test for the M constraint.
18775 (mcore_addsub_operand): Do not accept integer values that are
18776 larger than 32 bits.
18777 * config/mcore/mcore.md: Remove unused constraints from split.
18778 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18779 (addsi3): Likewise.
18780 (allocate_stack): Likewise.
18781 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18782 operands to 32 bits.
18783 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18785 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18786 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18787 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18788 mcore_output_bclri, mcore_output_andn, output_inline_const,
18789 mcore_output_move, mcore_output_movedouble): Likewise.
18790 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18791 (output_inline_const): Likewise.
18792 (output_inline_const): Fix format strings used in sprintf
18794 * config/mcore/mcore-protos.h: Update prototypes for changed
18795 functions in mcore.c.
18796 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18797 HOST_WIDE_INT and not int.
18798 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18799 CONST_OK_FOR_N): Likewise.
18800 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18801 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18804 2007-01-10 Jan Hubicka <jh@suse.cz>
18806 * tree-vrp.c (remove_range_assertions): Release defs.
18807 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18808 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18810 2007-01-10 Paul Brook <paul@codesourcery.com>
18812 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18813 * config/arm/arm.md (mulsi3subsi): New insn.
18815 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18817 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18818 (tree_transform_and_unroll_loop): New.
18819 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18822 2007-01-10 Robert Kennedy <jimbob@google.com>
18824 * fold-const.c (fold_comparison): Fold comparisons like (x *
18825 1000 < 0) to (x < 0).
18827 2007-01-10 Ian Lance Taylor <iant@google.com>
18829 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18830 operands have the same priority.
18832 2007-01-10 Tom Tromey <tromey@redhat.com>
18834 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18835 (fold_binary): Likewise.
18836 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18837 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18838 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18839 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18840 * langhooks.h (struct lang_hooks): Removed field
18841 'can_use_bit_fields_p'.
18843 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18845 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18847 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18849 * function.c (get_last_funcdef_no): New function.
18850 * function.h (get_last_funcdef_no): Declare.
18851 * tree-inline.c (initialize_cfun): Add initialization.
18852 (tree_function_versioning): Cleanup.
18854 2007-01-10 Jan Hubicka <jh@suse.cz>
18856 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18859 2007-01-10 Sa Liu <saliu@de.ibm.com>
18860 Ben Elliston <bje@au.ibm.com>
18862 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18863 for SAVE_NONLOCAL and Pmode for any other save level.
18864 * spu-protos.h (spu_restore_stack_block): Declare.
18865 * spu.md (save_stack_block): Remove.
18866 (restore_stack_block): Call spu_restore_stack_block.
18867 * spu.c (spu_restore_stack_block): New function.
18868 (spu_expand_epilogue): Remove old comment.
18870 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18872 PR tree-optimization/30322
18873 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18874 (cand_value_at): Return the value as aff_tree.
18875 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18876 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18877 aff_combination_mult): New functions.
18878 (aff_combination_add): Use aff_combination_add_cst.
18879 (aff_combination_convert): Allow conversions to a wider type.
18880 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18881 * tree-affine.h (aff_combination_mult): Declare.
18883 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18885 * doc/tm.texi: Update documentation to reflect reality of exec
18886 and start file search behaviours. Update copyright year.
18887 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18888 header file directories.
18890 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18892 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18893 (*cosxf2): Rename to cosxf2_i387.
18894 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18895 using X87MODEF12 mode macro. Rename patterns to
18896 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18898 (*cosdf2, *cossf2): Ditto.
18899 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18900 to match extended input operands.
18901 (sincos<mode>3): New expander.
18902 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18903 insn patterns and corresponding splitters.
18905 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18907 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18908 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18910 2007-01-09 Nicolas Pitre <nico@cam.org>
18913 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18915 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18917 * target.h (struct gcc_target): New field library_rtti_comdat.
18918 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18919 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18920 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18921 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18923 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18925 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18927 2007-01-08 Richard Guenther <rguenther@suse.de>
18929 * tree.h (force_fit_type_double): Export.
18930 (force_fit_type): Remove.
18931 * fold-const.c (force_fit_type_double): New function.
18932 (force_fit_type): Remove.
18933 (int_const_binop): Use it.
18934 (fold_convert_const_int_from_int): Likewise.
18935 (fold_convert_const_int_from_real): Likewise.
18936 (fold_div_compare): Likewise.
18937 (fold_sign_changed_comparison): Likewise.
18938 (fold_unary): Likewise.
18939 (fold_negate_const): Likewise.
18940 (fold_abs_const): Likewise.
18941 (fold_not_const): Likewise.
18942 * c-common.c (shorten_compare): Use force_fit_type_double.
18943 * convert.c (convert_to_pointer): Likewise.
18945 2007-01-08 Richard Guenther <rguenther@suse.de>
18947 * tree.h (build_int_cst_wide_type): Export.
18948 * tree.c (build_int_cst_wide_type): New function.
18949 (build_int_cst_wide): Fix comment.
18950 * builtins.c (fold_builtin_object_size): Use build_int_cst
18951 to build -1 or 0 of the correct type. Use fit_double_type
18952 to check for overflow.
18953 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18955 (decode_field_reference): Likewise.
18956 (all_ones_mask_p): Likewise.
18957 (native_interpret_int): Use build_int_cst_wide_type.
18958 (fold_binary): Use build_int_cst_type to build an all-ones
18960 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18962 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18964 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18966 2007-01-09 Ben Elliston <bje@au.ibm.com>
18968 * genautomata.c (STATS_OPTION): New option.
18969 (stats_flag): New flag.
18970 (gen_automata_option): Handle it.
18971 (initiate_automaton_gen): Ditto.
18972 (write_automata): Output statistics only if stats_flag is
18973 set. Likewise, output time statistics only if time_flag is set.
18974 * doc/md.texi (Processor pipeline description): Document new flag.
18976 2007-01-08 Richard Guenther <rguenther@suse.de>
18978 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18979 * tree.c (build_int_cst_type): Likewise.
18980 (size_in_bytes): Don't call force_fit_type on the result.
18981 (int_fits_type_p): Use fit_double_type.
18982 * fold-const.c (fit_double_type): New function.
18983 (force_fit_type): Use it.
18984 * tree.h (fit_double_type): Export.
18986 2007-01-08 Jan Hubicka <jh@suse.cz>
18988 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18989 * ipa.c (function_and_variable_visibility): Fix return type.
18991 2007-01-08 Richard Guenther <rguenther@suse.de>
18993 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18994 of offset to build the index.
18995 * tree-pretty-print.c (dump_generic_node): Don't build negated
18996 const just for printing.
18997 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18998 * builtins.c (fold_builtin_int_roundingfn): Check if result
18999 fits the type by using force_fit_type and comparing the result.
19000 * predict.c (predict_loops): Use compare_tree_int for comparison.
19001 * tree.c (build_int_cst): Fall back to integer_type_node for
19003 (build_int_cst_wide): Assert type is non-null.
19005 2007-01-08 Roberto Costa <roberto.costa@st.com>
19007 * tree-vrp.c (extract_range_from_cond_expr): New.
19008 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
19009 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
19011 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
19012 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
19013 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
19014 used as expressions.
19015 * tree-object-size.c (cond_expr_object_size): New.
19016 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19018 2007-01-08 Jan Hubicka <jh@suse.cz>
19020 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19021 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19024 2007-01-08 Richard Guenther <rguenther@suse.de>
19026 PR tree-optimization/23603
19027 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19028 (extract_range_from_binary): Fall back to truthvalue instead of
19029 varying for TRUTH_*_EXPR.
19030 (extract_range_from_comparison): Fall back to truthvalue instead of
19032 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19033 if all visited PHI values were constant.
19035 2007-01-08 Jan Hubicka <jh@suse.cz>
19037 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19038 (cgraph_analyze_function): break out from ...
19039 (cgraph_finalize_compilation_unit): ... here.
19040 (cgraph_expand_function): Remove forgoten commented out line.
19041 (cgraph_optimize): Analyze functions.
19043 2007-01-08 Jan Hubicka <jh@suse.cz>
19045 * tree-pas.h (TODO_remove_function): New flag.
19046 (TODO_update*): Renumber.
19047 (pass_ipa_increase_alignment,
19048 pass_ipa_function_and_variable_visibility): New passes.
19049 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19050 (cgraph_function_and_variable_visibility): Move to ipa.c
19051 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19052 cgraph_increase_alignment.
19053 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19054 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19055 calling tree-inline.
19056 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19057 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19058 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19059 (gate_increase_alignment): New function.
19060 (pass_ipa_increase_alignment): New pass.
19061 * ipa.c: Inline tree-pass.h and timevar.h
19062 (function_and_variable_visibility): Move here from cgraphunit.c
19063 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19064 * passes.c (init_optimization_passes): Add the two new passes.
19065 (execute_todo): Handle cgraph_remove_functions.
19067 2007-01-08 Nick Clifton <nickc@redhat.com>
19069 * config/frv/predicates.md (reg_or_0_operand): Accept
19072 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19074 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19075 * config.gcc: Add bfin*-rtems*.
19077 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19079 * c.opt: Add -flax-vector-conversions.
19080 * c-typeck.c (convert_for_assignment): Pass flag to
19081 vector_types_convertible_p to allow emission of note.
19082 (digest_init): Likewise.
19083 * c-opts.c: Handle -flax-vector-conversions.
19084 * c-common.c (flag_lax_vector_conversions): New.
19085 (vector_types_convertible_p): Unless -flax-vector conversions
19086 has been passed, disallow conversions between vectors with
19087 differing numbers of subparts and/or element types. If such
19088 a conversion is disallowed, possibly emit a note on the first
19089 occasion only to inform the user of -flax-vector-conversions.
19090 The new last argument specifies this.
19091 * c-common.h (flag_lax_vector_conversions): New.
19092 (vector_types_convertible_p): Add extra argument.
19093 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19094 char_type_node for V*QI type vectors.
19095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19096 Update to satisfy new typechecking rules.
19097 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19098 C and C++ variants.
19099 * doc/invoke.texi (C Dialect Options): Document
19100 -flax-vector-conversions.
19102 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19104 PR tree-optimization/29877
19105 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19106 a register variable on the RHS to not be replaceable.
19108 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19109 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19110 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19111 const_simm15, const_pow2, const_npow2): Added.
19112 * config/score/misc.md (insv, extv, extzv, movmemsi,
19113 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19114 * config/score/score.c (score_address_cost, score_select_cc_mode):
19116 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19117 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19118 Update score_print_operand.
19119 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19120 Adjust register allocate order and update some macro define.
19121 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19122 mdx_block_move_straight, mdx_block_move_loop_head,
19123 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19124 mdx_block_move_loop, mdx_block_move): Added.
19125 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19126 mdp_limm): Updated and fix some bug and typo.
19127 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19128 (movsf, movdf, doloop_end): Added.
19130 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19132 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19133 config/arm/thumb2.md: Fix comment typos.
19134 * doc/extend.texi: Fix a typo.
19136 2007-01-07 Eric Christopher <echristo@apple.com>
19138 * configure.ac: Check for __stack_chk_fail for darwin.
19139 * configure: Regenerate.
19141 2007-01-07 Richard Guenther <rguenther@suse.de>
19143 * tree-vrp.c (extract_range_from_assert): CSE calls to
19144 compare_values where possible.
19145 (extract_range_from_unary_expr): Likewise.
19147 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19149 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19150 * config/avr/avr.c (call_insn_operand): Delete function.
19151 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19152 instead of register number. Use predicates.
19153 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19154 call_insn_operand): Add.
19156 2007-01-06 Jan Hubicka <jh@suse.cz>
19158 * tree-pass.h (pass_build_cgraph_edges): Declare.
19159 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19160 (visited_nodes): Remove.
19161 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19162 build_cgrpah_edges; make visited_nodes local.
19163 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19164 (record_references_in_initializer): Move to cgraphbuild.c
19165 (initialize_inline_failed, rebuild_cgraph_edges,
19166 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19167 (verify_cgraph_node): Make visited_nodes local.
19168 (cgraph_analyze_function): Do not call cgraph_create_edges and
19169 initialize_inline_failed.
19170 (cgraph_expand_function): Do not call cgraph_lower_function;
19171 assert that function is already lowered.
19172 * Makefile.in (cgraphbuild.o): New.
19173 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19174 at the end of lowering passes.
19176 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19178 * ifcvt.c (cond_move_convert_if_block): New function, code
19179 factored out from...
19180 (cond_move_process_if_block): ...here. Call the new function
19181 on the THEN and ELSE blocks.
19182 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19183 already takes care of this.
19185 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19188 * tree.h (TREE_OVERFLOW_P): New.
19189 * c-typeck.c (parser_build_unary_op): Warn only if result
19190 overflowed and operands did not.
19191 (parser_build_binary_op): Likewise.
19192 (convert_for_assignment): Remove redundant overflow_warning.
19193 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19195 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19197 * c-typeck.c (store_init_value): Split over two lines to follow
19198 the GNU coding style.
19200 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19202 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19203 __GXX_EXPERIMENTAL_CXX0X__.
19204 * doc/cpp.texi: Same.
19206 2007-01-05 Richard Guenther <rguenther@suse.de>
19208 PR middle-end/27826
19209 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19210 with mismatched types. Instead explicitly build a
19211 conversion NOP_EXPR.
19213 2007-01-05 Ian Lance Taylor <iant@google.com>
19215 * c-common.c (decl_with_nonnull_addr_p): New function.
19216 (c_common_truthvalue_conversion): Call it.
19217 * c-typeck.c (build_binary_op): Likewise.
19218 * c-common.h (decl_with_nonnull_addr_p): Declare.
19220 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19223 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19226 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19228 * doc/install.texi (Final install): Document the fact that
19229 the GNAT runtime should not be stripped.
19231 2007-01-04 Jan Hubicka <jh@suse.cz>
19233 * tree-inline.c (fold_marked_statements): Update operand caches
19234 and EH after folding
19236 2007-01-04 Ian Lance Taylor <iant@google.com>
19238 * c-common.c (check_function_nonnull): Whitespace fix.
19240 2007-01-04 Jan Hubicka <jh@suse.cz>
19242 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19243 comitted older version of patch.
19244 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19245 function, celanup cfg and collect garbage.
19247 2007-01-04 Mike Stump <mrs@apple.com>
19249 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19252 2007-01-04 Eric Christopher <echristo@apple.com>
19254 * libgcc2.c (__bswapsi2): Use SItype.
19255 (__bswapdi2): Use DItype.
19256 * libgcc2.h: Update for above.
19258 2007-01-04 Paul Brook <paul@codesourcery.com>
19260 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19261 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19262 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19263 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19264 umulsi3_highpart): Make conditional on !arm_arch6.
19265 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19266 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19267 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19268 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19269 umulsi3_highpart_v6): New insns.
19271 2007-01-04 Roger Sayle <roger@eyesopen.com>
19273 * fold-const.c (fold_convert): When casting an expression to void,
19274 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19275 have a type. Instead of attempting to build a NOP_EXPR, return
19276 these "special" trees directly.
19278 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19280 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19281 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19282 rs6000_cost->fp not 0 as adjustment for outer NEG.
19284 2007-01-04 Jan Hubicka <jh@suse.cz>
19286 * cgraph.c (cgraph_release_function_body): New function.
19287 (cgraph_remove_node): Use it.
19288 * cgraph.h (cgraph_release_function_body): Declare.
19289 * cgraphunit.c (cgraph_expand_function): Use it.
19290 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19291 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19292 is initialized and while compilation of other function is running.
19293 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19294 statement CFG annotations from here to ...
19295 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19297 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19299 * cfgloop.h (enum li_flags): Make the constants powers of two.
19301 2007-01-04 Jan Hubicka <jh@suse.cz>
19303 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19305 (fold_marked_statements): New function.
19306 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19307 * tree-inline.h (copy_body_data): Add statements_to_fold.
19309 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19311 * config.gcc: Mention libgcc/config.host.
19312 * Makefile.in: Update comments mentioning libgcc.
19313 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19314 (all.cross, start.encap, rest.encap, rest.cross): Update
19315 dependencies for libgcc move.
19316 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19317 (clean-target, clean-target-libgcc): Delete.
19318 (srcdirify, GCC_EXTRA_PARTS): New macros.
19319 (libgcc-support, libgcc.mvars): New rules.
19320 (distclean): Remove mention of mklibgcc.
19321 (install): Don't reference INSTALL_LIBGCC.
19322 (install-common): Don't reference EXTRA_PARTS.
19323 (install-libgcc, install-multilib): Delete rules.
19324 * mklibgcc.in: Delete file.
19325 * doc/configfiles.texi: Don't mention mklibgcc.
19327 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19328 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19329 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19330 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19331 (mklibgcc, ldblspecs): Likewise.
19333 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19334 (posixpre.def): Use $(T).
19335 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19336 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19337 (SHLIB_LINK): Make dummy.
19338 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19340 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19342 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19343 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19344 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19345 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19347 * configure.ac (all_outputs): Remove mklibgcc.
19348 * configure: Regenerated.
19350 2007-01-03 Josh Conner <jconner@apple.com>
19352 PR middle-end/29683
19353 * calls.c (compute_argument_addresses): Set stack and stack_slot
19354 for partial args, too.
19355 (store_one_arg): Use locate.size.constant for the size when
19356 generating a save_area.
19358 2007-01-03 Robert Kennedy <jimbob@google.com>
19360 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19361 whose definitions are deleted due to basic block merging.
19363 2007-01-03 Paul Brook <paul@codesourcery.com>
19366 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19368 (use_return_insn): Return 0 for Thumb interrupt functions.
19369 (print_multi_reg): Add rfe argument for IRQ returns.
19370 (arm_output_epilogue): Pop interrupt return address directly into PC.
19371 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19373 2007-01-03 Paul Brook <paul@codesourcery.com>
19375 Merge from sourcerygxx-4_1.
19376 * config/arm/thumb2.md: New file.
19377 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19379 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19380 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19381 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19382 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19384 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19385 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19387 * config/arm/ieee754-sf.S: Ditto.
19388 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19389 (thumb1_base_register_rtx_p): ... to this.
19390 (thumb_index_register_rtx_p): Rename...
19391 (thumb1_index_register_rtx_p): ... to this.
19392 (thumb_output_function_prologue): Rename...
19393 (thumb1_output_function_prologue): ... to this.
19394 (thumb_legitimate_address_p): Rename...
19395 (thumb1_legitimate_address_p): ... to this.
19396 (thumb_rtx_costs): Rename...
19397 (thumb1_rtx_costs): ... to this.
19398 (thumb_compute_save_reg_mask): Rename...
19399 (thumb1_compute_save_reg_mask): ... to this.
19400 (thumb_final_prescan_insn): Rename...
19401 (thumb1_final_prescan_insn): ... to this.
19402 (thumb_expand_epilogue): Rename...
19403 (thumb1_expand_epilogue): ... to this.
19404 (arm_unwind_emit_stm): Rename...
19405 (arm_unwind_emit_sequence): ... to this.
19406 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19407 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19408 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19409 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19410 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19411 thumb2_output_casesi): New functions.
19412 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19413 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19414 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19415 THUMB2_WORK_REGS): Define.
19416 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19417 arm_condexec_mask, arm_condexec_masklen)): New variables.
19418 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19419 (arm_override_options): Check new CPU capabilities.
19420 Set new architecture flag variables.
19421 (arm_isr_value): Handle v7m interrupt functions.
19422 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19424 (const_ok_for_arm): Handle Thumb-2 constants.
19425 (arm_gen_constant): Ditto. Use movw when available.
19426 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19428 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19429 (thumb_find_work_register, arm_load_pic_register,
19430 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19431 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19432 print_multi_reg, output_mov_long_double_fpa_from_arm,
19433 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19434 output_mov_double_fpa_from_arm, output_move_double,
19435 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19436 output_return_instruction, arm_output_function_prologue,
19437 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19438 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19439 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19440 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19441 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19442 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19444 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19445 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19446 (arm_file_start): Output directive for unified syntax.
19447 (arm_unwind_emit_set): Handle stack alignment instruction.
19448 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19449 Add v6t2, v7, v7a, v7r and v7m.
19450 (RETLDM): Add Thumb-2 code.
19451 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19452 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19453 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19454 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19455 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19456 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19457 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19458 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19459 ADJUST_INSN_LENGTH): Define.
19460 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19461 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19462 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19463 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19464 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19465 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19466 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19467 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19468 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19469 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19470 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19471 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19472 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19473 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19474 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19475 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19476 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19478 * config/arm/arm-tune.md: Regenerate.
19479 * config/arm/arm-protos.h: Update prototypes.
19480 * config/arm/vfp.md: Enable patterns for Thumb-2.
19481 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19482 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19483 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19484 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19485 * config/arm/libunwind.S: Add Thumb-2 code.
19486 * config/arm/constraints.md: Update include Thumb-2.
19487 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19488 * config/arm/ieee754-df.S: Ditto.
19489 * config/arm/bpabi.S: Ditto.
19490 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19491 * config/arm/predicates.md (low_register_operand,
19492 low_reg_or_int_operand, thumb_16bit_operator): New.
19493 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19494 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19495 * config/arm/t-arm-elf: Add armv7 multilib.
19496 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19498 (UNSPEC_STACK_ALIGN, ce_count): New.
19499 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19500 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19502 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19503 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19504 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19505 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19506 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19507 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19509 * doc/extend.texi: Document ARMv7-M interrupt functions.
19510 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19512 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19514 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19515 (struct _Unwind_Context): Rename args_size to flags, remove
19516 signal_frame field, add a new args_size field and version field.
19517 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19518 _Unwind_IsExtendedContext): New inline functions.
19519 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19520 Assume by_value array is only present if _Unwind_IsExtendedContext.
19521 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19522 _Unwind_IsSignalFrame.
19523 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19524 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19525 (uw_init_context_1): Initialize context->flags to
19526 EXTENDED_CONTEXT_BIT.
19527 * config/rs6000/linux-unwind.h (frob_update_context): Use
19528 _Unwind_SetSignalFrame.
19530 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19532 PR middle-end/30353
19533 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19534 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19537 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19539 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19540 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19541 RET, AT_SP): Remove.
19542 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19546 * cfgbuild.c (find_basic_blocks): Likewise.
19547 * cfgrtl.c (rtl_create_basic_block): Likewise.
19548 * function.c (temp_slots_at_level): Likewise.
19549 * reg-stack.c (stack_regs_mentioned): Likewise.
19550 * regclass.c (allocate_reg_info): Likewise.
19551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19552 set_bb_for_stmt, move_block_to_fn): Likewise.
19553 * tree-complex.c (tree_lower_complex): Likewise.
19554 * vec.h (VEC_safe_grow_cleared): New.
19556 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19558 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19560 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19561 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19563 * cfgloopmanip.c (scale_loop_frequencies): Export.
19564 (loopify): Scale the frequencies by prescribed coefficients.
19565 (set_zero_probability): New function.
19566 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19567 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19568 and frequencies according to arguments.
19569 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19571 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19572 * modulo-sched.c (sms_schedule): Set probabilities for entering
19573 versioned loop correctly.
19574 * tree-vect-transform.c (vect_transform_loop): Ditto.
19575 * cfgloop.h (loopify, loop_version): Declaration changed.
19576 (scale_loop_frequencies): Declared.
19578 2007-01-02 Jan Hubicka <jh@suse.cz>
19580 * cgraph.c: Include tree-flow.h
19581 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19582 early_local_passes.
19583 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19584 * tree-pass.h (pass_all_early_optimizations): Declare.
19585 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19586 early_local_passes.
19587 (cgraph_analyze_function): Do early_local_passes.
19588 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19589 Do not add referenced vars.
19590 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19592 (gate_all_early_local_passes): New gate.
19593 (pass_early_local_passes): Use new gate.
19594 (execute_early_local_optimizations): New functions.
19595 (gate_all_early_optimizations): New gate.
19596 (pass_all_early_optimizations): New pass.
19597 (execute_free_datastructures): Free SSA only when initialized.
19598 (gate_init_datastructures): Init only when optimizing.
19599 (tree_lowering_passes): Do early local passes when called late.
19600 * tree-profile.c (do_tree_profiling): Don't profile functions added
19602 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19603 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19605 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19606 during early_local_passes.
19607 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19610 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19612 * Makefile.in: Update copyright year.
19614 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19616 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19617 in $(lang_checks) and check-consistency targets.
19619 2007-01-02 Jan Hubicka <jh@suse.cz>
19621 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19622 Do not add referenced vars.
19623 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19625 * passes.c (init_optimization_passes): Put mudflap_2 after
19626 free_datastructures.
19628 2007-01-02 Jan Hubicka <jh@suse.cz>
19630 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19631 Set NOTHROW flag on call statements proved to be nothrow.
19632 Update statement of local calls so new pure/const functions are
19633 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19635 (tree_rest_of_compilation): Register hooks and initialize bitmap
19636 early. Do not set after_inlining flag.
19638 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19640 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19641 HOST_BITS_PER_LONGLONG
19643 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19646 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19647 warning for non-static initializers.
19649 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19651 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19652 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19653 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19654 Always use set_unique_reg_note to add REG_EQUAL notes.
19656 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19659 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19661 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19662 * cfgbuild.c (find_basic_blocks): Likewise.
19663 * cfgrtl.c (rtl_create_basic_block): Likewise.
19664 * function.c (temp_slots_at_level): Likewise.
19665 * reg-stack.c (stack_regs_mentioned): Likewise.
19666 * regclass.c (allocate_reg_info): Likewise.
19667 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19668 set_bb_for_stmt, move_block_to_fn): Likewise.
19669 * tree-complex.c (tree_lower_complex): Likewise.
19670 * vec.h (VEC_safe_grow_cleared): New.
19672 2007-01-02 Ian Lance Taylor <iant@google.com>
19674 * c-common.c (c_common_truthvalue_conversion): When warning about
19675 using an assignment as a truth value, set TREE_NO_WARNING.
19677 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19680 * c.opt (Wold-style-declaration): New.
19681 * doc/invoke.texi (C-only Warning Options): New.
19682 (Wold-style-declaration): Document it.
19683 (Wextra): Enabled by -Wextra.
19684 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19685 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19686 -Wold-style-declaration.
19688 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19691 * cfgbuild.c (find_basic_blocks): Likewise.
19692 * cfgrtl.c (rtl_create_basic_block): Likewise.
19693 * function.c (temp_slots_at_level): Likewise.
19694 * reg-stack.c (stack_regs_mentioned): Likewise.
19695 * regclass.c (allocate_reg_info): Likewise.
19696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19697 set_bb_for_stmt, move_block_to_fn): Likewise.
19698 * tree-complex.c (tree_lower_complex): Likewise.
19699 * vec.h (VEC_safe_grow_cleared): New.
19701 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19703 * c-common.c (c_common_nodes_and_builtins): Since variants of
19704 void_type_node get built before it is given a name, we need to
19705 give those variants the name, too.
19706 (complete_array_type): We need to work with the canonical main
19707 type of the array, from which we will build the qualified version.
19708 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19709 * print-tree.c (print_node): Display canonical type information
19711 * stor-layout.c (layout_type): When we don't know the
19712 alignment of a type for which we're building an array, we end up
19713 guessing wrong, so make the type require structural equality.
19714 * tree.c (make_node_stat): When we build a new type, it is its
19715 own canonical type.
19716 (build_type_attribute_qual_variant): When building an attribute
19717 variant, its canonical type is the non-attribute variant. However,
19718 if the attributes are target-dependent and they differ, we need to
19719 use structural equality checks for this type.
19720 (build_qualified_type): A qualified type is not equivalent to its
19721 unqualified variant; set the canonical type appropriately.
19722 (build_distinct_type_copy): When building a distinct type from
19723 another type, the new type is its own canonical type.
19724 (build_variant_type_copy): When building a new type variant, we
19725 assume that it is equivalent to the original type.
19726 (build_pointer_type_for_mode): When building a pointer type, also
19727 build a canonical type pointer.
19728 (build_reference_type_for_mode): When building a reference type,
19729 also build a canonical type reference.
19730 (build_index_type): When we can't hash an index type (e.g.,
19731 because its maximum value is negative), the index type requires
19732 structural equality tests.
19733 (build_array_type): Build the canonical form of an array type.
19734 (build_function_type): Function types require structural equality,
19735 because they contain default arguments, attributes, etc.
19736 (build_method_type_directly): Ditto for method types.
19737 (build_offset_type): Build the canonical offset type.
19738 (build_complex_type): Build the canonical vector type.
19739 (make_vector_type): Build the canonical vector type.
19740 * tree.h (TYPE_CANONICAL): New.
19741 (TYPE_STRUCTURAL_EQUALITY_P): New.
19742 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19743 (struct tree_type): Added "canonical" field.
19744 * params.h (VERIFY_CANONICAL_TYPES): New.
19745 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19746 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19747 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19748 * doc/invoke.texi (verify-canonical-types): Document --param
19749 parameter for verifying canonical types.
19751 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19753 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19754 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19755 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19756 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19758 * config/rs6000/e500.h: New.
19759 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19760 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19762 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19763 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19764 TARGET_E500_DOUBLE): Remove.
19765 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19766 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19767 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19768 * config/rs6000/rs6000.c (rs6000_override_options): Use
19769 CHECK_E500_OPTIONS.
19771 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19773 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19774 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19775 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19776 rs6000_emit_cmove): Don't check TARGET_E500.
19777 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19778 sordered): Don't check TARGET_E500.
19780 2007-01-01 Eric Christopher <echristo@apple.com>
19782 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19783 HARD_REGISTER_NUM_P.
19785 2007-01-01 Roger Sayle <roger@eyesopen.com>
19787 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19788 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19789 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19792 2007-01-01 Mike Stump <mrs@apple.com>
19794 * configure.ac: Remove support for building with Apple's gcc-3.1.
19796 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19798 PR middle-end/30311
19799 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19800 REG is a hard register. Do not modify REG before calling
19802 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19803 multiple of the size of YMODE for certain lowpart cases.
19805 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19807 PR middle-end/30253
19808 * gimplify (voidify_wrapper_expr): Update for
19809 GIMPLE_MODIFY_STMT.
19811 2007-01-01 Andreas Schwab <schwab@suse.de>
19814 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19815 save of BR0 in extra_spill_size instead of spill_size.
19816 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19818 (ia64_expand_epilogue): Restore BR0 from its new location.
19820 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19822 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19823 Use a temporary variable if the left hand side is not a gimple
19826 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19828 * gimplify.c (gimplify_return_expr): Make the temporary variable
19829 for the return expression, a gimple register variable.
19831 2007-01-01 Jan Hubicka <jh@suse.cz>
19833 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19836 2007-01-01 Mike Stump <mrs@apple.com>
19838 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19840 * config/darwin.c (machopic_select_rtx_section): Use
19841 HAVE_GAS_LITERAL16.
19842 (darwin_mergeable_constant_section): Likewise.
19843 * configure: Regenerate.
19844 * config.in: Regenerate.
19846 2007-01-01 Jan Hubicka <jh@suse.cz>
19847 Andrew Pinski <pinskia@gmail.com>
19849 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19850 before starting IPA passes.