1 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3 * config/darwin.c (darwin_override_options): Don't force on
4 flag_var_tracking_uninit when no debug info is requested.
6 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8 * cfgloop.c (init_loops_structure): New function.
9 (flow_loops_find): Create root of the loop tree unconditionally.
11 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
15 2007-07-24 Jan Hubicka <jh@suse.cz>
17 * caller-save.c: Include ggc.h, gt-caller-save.h
18 (reg_save_code, reg_restore_code): Rename to ...
19 (cached_reg_save_code, cached_reg_restore_code): ... those.
20 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
21 (reg_save_code, reg_restore_code): New functions.
22 (init_caller_save): Do not intialize
23 reg_save_code/reg_restore_code tables.
24 * Makeifle.in: (gt-caller-save.h): New.
26 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
28 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
29 with the mode of the original operand instead of
32 2007-07-23 Jan Hubicka <jH@suse.cz>
34 * i386.c (ix86_secondary_memory_needed): Break out to...
35 (inline_secondary_memory_needed): ... here.
36 (ix86_memory_move_cost): Break out to ...
37 (inline_memory_move_cost): ... here; add support for IN value of 2 for
38 maximum of input and output; fix handling of Q_REGS on 64bit.
39 (ix86_secondary_memory_needed): Microoptimize.
41 2007-07-23 Sebastian Pop <sebpop@gmail.com>
43 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
44 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
45 stmts_from_loop, known_dependences_p, build_rdg): New.
46 * tree-data-ref.h: Depends on graphds.h.
47 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
48 (build_rdg): Declared.
49 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
51 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
53 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
56 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
57 Jakub Jelinek <jakub@redhat.com>
60 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
61 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
62 and MEM_POINTER operands over REG and MEM operands.
63 (swap_commutative_operands_p): Change return value to bool.
64 * rtl.h: Update the corresponding prototype.
65 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
66 instead of gen_rtx_PLUS.
67 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
68 value to bool. Change function arguments to rtx's and update code
70 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
71 calls to match the new declaration.
72 * simplify-rtx.c (simplify_associative_operation): Don't
73 reorder simplify_binary_operation arguments.
75 2007-07-23 Richard Sandiford <richard@codesourcery.com>
77 * config/mips/mips.c (override_options): Use mips_costs to derive
78 the default branch cost.
79 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
81 * config/mips/mips.opt (mbranch-cost=): New option.
82 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
84 2007-07-23 Richard Sandiford <richard@codesourcery.com>
86 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
87 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
88 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
89 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
91 2007-07-23 Richard Sandiford <richard@codesourcery.com>
93 * config/mips/constraints.md (ks): New constraint.
94 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
95 (*add<mode>3_mips16): ...here.
97 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
99 * optabs.h (enum optab_index): Add new OTI_signbit.
100 (signbit_optab): Define corresponding macro.
101 (enum insn_code signbit_optab[]): Remove array.
102 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
103 (expand_copysign_absneg): If back end provides signbit insn, use it
104 instead of bit operations on floating point argument.
105 * builtins.c (enum insn_code signbit_optab[]): Remove array.
106 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
107 availability of signbit insn.
109 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
110 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
111 SSE mode is not active.
112 (isinf<mode>2): Disable for mfpmath=sse,387.
114 2007-07-22 Ben Elliston <bje@au.ibm.com>
116 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
118 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
120 2007-07-20 Richard Guenther <rguenther@suse.de>
122 * tree-cfg.c (verify_expr): COND_EXPRs can have any
123 integral typed condition.
124 * tree-ssa.c (useless_type_conversion_p): Do not preserve
125 booleanness. Only preserve conversions from a non-base
126 type to a base type, not in general between types with
127 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
128 * tree.def (COND_EXPR): Document that the condition
129 can be of any integral type.
131 2007-07-20 Nigel Stephens <nigel@mips.com>
132 Richard Sandiford <richard@codesourcery.com>
134 * config/mips/mips.h (mips_dwarf_regno): Declare.
135 (DBX_REGISTER_NUMBER): Remove redundant brackets.
136 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
137 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
138 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
139 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
140 (REG_CLASS_NAMES): Update accordingly.
141 * config/mips/mips.c (mips_dwarf_regno): New array.
142 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
143 (mips_subword): Remove special handling for accumulator registers.
144 (override_options): Initiailize mips_dwarf_regno. Remove use
146 (mips_swap_registers): New function.
147 (mips_conditional_register_usage): Swap accumulator registers
148 around if TARGET_LITTLE_ENDIAN.
149 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
150 * config/mips/constraints.md (h, l): Use the endianness to choose
151 between MD0_REG and MD1_REG.
152 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
153 alternative-dependent template.
155 2007-07-20 Richard Sandiford <richard@codesourcery.com>
157 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
160 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
162 * function.c (thread_prologue_and_epilogue_insns): Fix exit
163 predecessor fallthru flags.
165 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
167 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
168 of compare to the same type.
169 * cfgloopmanip.c (add_loop): Update information about loop exits.
170 (loop_version): Remove the innermost loop requirement.
171 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
172 to sizetype for pointers.
174 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
176 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
177 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
178 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
180 * config/dfp-bit.c: Empty for TFmode conversions.
182 2007-07-18 Caroline Tice <ctice@apple.com>
184 * var-tracking.c (find_src_status): Check for COND_EXEC insns
185 and handle them correctly; check that src is not NULL before
187 (find_src_set_src): Likewise.
189 2007-07-18 Bob Wilson <bob.wilson@acm.org>
191 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
192 (struct alignment_context, init_alignment_context): New.
193 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
194 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
195 (XCHAL_HAVE_S32C1I): Likewise.
196 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
197 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
198 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
199 (ATOMIC, HQI): New macros.
200 (memory_barrier, *memory_barrier): New.
201 (sync_lock_releasesi): New.
202 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
203 (sync_lock_test_and_set<mode>): New.
204 (sync_<atomic><mode>): New.
205 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
206 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
207 (xtensa_expand_atomic): New.
209 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
213 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
214 transformation for builtin ISNORMAL.
215 (expand_builtin): Handle BUILT_IN_ISNORMAL.
216 * builtins.def (BUILT_IN_ISNORMAL): New.
217 * doc/extend.texi: Document isnormal.
219 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
223 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
224 optabs infrastructure. Provide generic implementation for
226 (expand_builtin): Handle FINITE/ISFINITE.
227 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
228 (fold_builtin_1): Likewise.
230 * builtins.def (BUILT_IN_ISFINITE): New.
232 * doc/extend.texi: Document isfinite.
234 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
239 * builtins.c (expand_builtin_interclass_mathfn): Provide a
240 generic fallback for isinf.
241 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
243 * real.c (get_max_float): ... to here.
244 * real.h (get_max_float): New.
246 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
250 * builtin-attrs.def (ATTR_TYPEGENERIC,
251 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
253 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
254 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
255 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
256 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
258 * c-common.c (handle_type_generic_attribute): New.
259 (c_common_attribute_table): Add "type generic".
261 * c-typeck.c (convert_arguments): Handle "type generic" functions.
263 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
265 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
266 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
269 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
272 * config/cris/cris.c (cris_print_index): Don't use XEXP before
273 checking that the operand is an expression.
275 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
276 Danny Smith <dannysmith@users.sourceforge.net>
279 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
280 file mapping object in local namespace if Windows version later
283 2007-07-18 Richard Sandiford <richard@codesourcery.com>
285 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
286 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
287 arm_cannot_force_const_mem.
288 (arm_cannot_force_const_mem): New function.
289 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
290 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
291 of arm_tls_referenced_p.
292 * config/arm/arm.md (movsi): Split out-of-section constants when
293 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
294 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
296 2007-07-18 Richard Sandiford <richard@codesourcery.com>
298 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
300 2007-07-18 Richard Sandiford <richard@codesourcery.com>
302 * config/mips/mips.md (*extendqihi2): Convert the destination
305 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
307 * config/pa/fptr.c: Update license header.
308 * config/pa/milli64.S: Likewise.
310 2007-07-17 Nick Clifton <nickc@redhat.com>
312 * COPYING_v3: New file. Contains version 3 of the GNU General
314 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
315 Lesser General Public License.
316 * doc/include/gpl_v3.texi: New file. Contains version 3 of
317 the GNU General Public License.
319 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
321 PR rtl-optimization/32773
322 * cfglayout.c (force_one_exit_fallthru): New function.
323 (cfg_layout_finalize): Use it.
325 2007-07-16 Richard Guenther <rguenther@suse.de>
326 Uros Bizjak <ubizjak@gmail.com>
328 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
329 before forcing it to gimple operand.
331 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
332 David Ung <davidu@mips.com>
334 * config/mips/mips.h (TUNE_24K): Define.
335 (TUNE_MACC_CHAINS): Add TUNE_24K.
336 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
338 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
339 (r74k_int_madd): .. this new reservation.
340 (define_bypass): Fixed bypasses for r74k_int_madd to use
342 * config/mips/24k.md (define_bypass): Define new
343 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
345 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
346 Nigel Stephens <nigel@mips.com>
348 * config/mips/mips.md: Include 20kc.md.
349 * config/mips/20kc.md: New file.
350 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
351 (mips_adjust_cost): Tweak for 20Kc.
352 (mips_issue_rate): Likewise.
353 * config/mips/mips.h (TUNE_20KC): Define.
355 2007-07-16 David Edelsohn <edelsohn@gnu.og>
357 * config/rs6000/rs6000.c (struct processor_cost): Add
358 cache_line_size, l1_cache_lines, and simultaneous_prefetches
360 (*_cost): Add cache information.
361 (rs6000_override_options): Set cache parameters.
363 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
366 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
367 * doc/install.texi (mips-sgi-irix6): pthread support works now.
369 2007-07-16 Paul Brook <paul@codesourcery.com>
372 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
373 (cirrus_thumb2_movsi_insn): Ditto.
375 2007-07-15 Geoffrey Keating <geoffk@apple.com>
377 * config/rs6000/darwin-fallback.c (interpret_libc): Change
380 2007-07-15 Andrew Haley <aph@redhat.com>
382 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
383 before looking in the context.
385 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
389 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
390 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
391 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
392 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
393 to generate .CALLINFO statement.
394 (hppa_expand_prologue): Set rp_saved.
395 (hppa_expand_epilogue): Use rp_saved.
396 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
397 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
399 2007-07-14 Dirk Mueller <dmueller@suse.de>
401 * omega.c (coalesce): Fix memory leak on early exit.
402 * matrix-reorg.c (check_allocation_function): Likewise.
403 * tree-vect-transform.c (vect_get_new_vect_var): free result
405 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
406 pass pointer to edge vector
407 (partition_hot_cold_basic_blocks): Fix memory leak.
408 * collect2.c (prefix_from_string): Free temporary storage.
409 * reload1.c (fixup_abnormal_edges): Free sbitmap.
411 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
413 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
414 (DO_GLOBAL_DTORS_BODY): Likewise.
416 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
417 Nigel Stephens <nigel@mips.com>
419 * config/mips/mips.c (mips_classify_symbol): Don't return
420 SYMBOL_SMALL_DATA for constant pool addresses if
421 TARGET_EMBEDDED_DATA is true.
423 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
426 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
427 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
428 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
429 __builtin_ia32_storehps, __builtin_ia32_storelps,
430 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
431 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
432 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
433 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
434 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
435 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
436 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
437 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
438 using def_builtin_const.
440 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
442 PR tree-optimization/32705
443 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
444 (simplify_binary_expression): Use SSA_VAL consistently.
446 2007-07-13 David Edelsohn <edelsohn@gnu.org>
448 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
449 (SPEFSCR_REGNO): Delete definition.
450 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
451 COUNT_REGISTER_REGNUM -> CTR_REGNO.
452 * config/rs6000/rs6000.h: Do not define *_REGNO.
453 LINK_REGISTER_REGNUM -> LR_REGNO.
454 COUNT_REGISTER_REGNUM -> CTR_REGNO.
455 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
456 COUNT_REGISTER_REGNUM -> CTR_REGNO.
457 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
458 R_VRSAVE, R_VSCR. Use them.
459 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
460 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
461 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
462 * config/rs6000/aix.h: Define R_LR. Use it.
464 2007-07-13 Caroline Tice <ctice@apple.com>
466 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
467 flag_var_tracking is explicitly turned off (i.e. when variable
468 tracking is not feasible); otherwise, turn flag_var_tracking on when
469 flag_var_tracking_uninit is on.
470 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
471 note definitions, to allow recording of initialization status in the
473 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
474 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
475 determine if two note locations are equal.
476 (output_loc_list): Don't output list entries whose start & end labels
478 (reg_loc_descriptor): Add parameter for initialization status; pass it
479 to other loc descriptor functions.
480 (one_reg_loc_descriptor): Add parameter for initialization status;
481 check its value and add DW_OP_GNU_uninit to returned loc descr if
483 (multiple_reg_loc_descriptor): Add parameter for initialization
485 pass init status argument to other loc descriptor functions; check
486 value of intialization parameter and add DW_OP_GNU_uninit to returned
487 loc descr if appropriate.
488 (based_loc_descr): Add parameter for initialization status; add new
489 variable for return value; check value of initialization parameter and
490 add DW_OP_GNU_uninit to returned loc descr if appropriate.
491 (concatn_mem_loc_descriptor): Add parameter for initialization status;
492 pass init status argument to other loc descriptor functions; check
493 value of intialization parameter and add DW_OP_GNU_uninit to returned
494 loc descr if appropriate.
495 (mem_loc_descriptor): Likewise.
496 (concat_loc_descriptor): Likewise.
497 (concatn_loc_descriptor): Likewise.
498 (loc_descriptor): Add parameter for initialization status; pass it as
499 argument to other loc descriptor function calls.
500 (loc_descriptor_from_tree_1): Add appropriate initialization status
501 to loc descriptor function calls.
502 (add_location_or_const_value_attribute): Get initialization status
503 from VAR_LOCATION note; add initialization status to loc descriptor
505 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
506 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
507 status is uninitialized, add "[uninint]" to output.
508 * common.opt (fvar-tracking-uninit): New option, similar to
509 fvar-tracking, to turn on tracking of uninitialized variables; creates
510 a new global flag, flag_var_tracking_uninit.
511 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
512 (enum var_init_status): New type, for var initialization status field.
513 * var-tracking.c (struct location_chain_def): Two new fields, init,
514 for initialization status, and set_src for the assignment value expr.
515 (unshare_variable): New parameter for initialization status;
516 initialize new init and set_src fields.
517 (var_reg_set): New parameters for initialization status and value;
518 pass them to set_variable_part.
519 (var_mem_set): Likewise.
520 (get_init_value): New function.
521 (var_reg_delete_and_set): New initialization status & value
522 parameters; add call to get_init_value if status is unknown; pass new
523 parameters to clobber_variable_part and var_reg_set.
524 (var_mem_delete_and_set): Likewise.
525 (var_reg_delete): Pass null set_src value to clobber_variable_part.
526 (var_mem_delete): Likewise.
527 (variable_union): Pass status to unshare_variable; initialize new init
528 and set_src fields. If flag_var_tracking_uninit is not set, force
529 status to initialized.
530 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
531 used later to get the set_src value.
532 (find_src_status): New function.
533 (find_src_set_src): New function.
534 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
535 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
536 MO_SET, get set_src value and pass it to var_reg_delete_and_set
537 and var_mem_delete_and_set.
538 (dump_variable): Print out "[uninit]" if appropriate.
539 (set_variable_part): Add new initialization and set_src parameters;
540 pass status to unshare_variable; set node->init and node- >set_src
541 fields and modify slot in hash table appropriately; save the init and
542 set_src values if appropriate and assign to the new node.
543 (clobber_variable_part): New set_src parameter; if two nodes have
544 same variable and same location but different set_src (assignment)
545 values, clobber old node.
546 (delete_variable_part): Pass init status to unshare_variable.
547 (emit_note_insn_var_location): Add initialized var; assign var's init
548 status to new 'initialized'; pass new init status field to calls to
549 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
550 status to initialized.
551 (emit_notes_in_bb): Pass initialization status to calls to
552 var_reg_set, var_mem_set, var_reg_delete_and_set and
553 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
554 var_reg_delete_and_set and var_mem_delete_and_set; call
555 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
556 make up for change in add_stores.
557 (vt_add_function_parameters): Add status to calls to
559 * config/darwin.c (darwin_override_options): Turn on uninitialized
560 tracking automatically, if var_tracking is on and the system is
563 2007-07-13 Sa Liu <saliu@de.ibm.com>
565 * config.gcc: Add options for arch and tune on SPU.
566 * config/spu/predicates.md: Add constant operands 0 and 1.
567 * config/spu/spu-builtins.def: Add builtins for double precision
568 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
569 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
571 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
573 * config/spu/spu-protos.h: Add new function prototypes.
574 * config/spu/spu.c (spu_override_options): Check options -march and
576 (spu_comp_icode): Add comparison code for DFmode and vector mode.
577 (spu_emit_branch_or_set): Use the new code for DFmode and vector
579 (spu_const_from_int): New. Create a vector constant from 4 ints.
580 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
581 (spu_emit_vector_compare): New. Emit vector compare.
582 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
583 * config/spu/spu.h: Add options -march and -mtune. Define processor
584 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
585 CANONICALIZE_COMPARISON.
586 * config/spu/spu.md: Add new insns for double precision compare
587 and double precision vector compare. Add vcond and smax/smin patterns
588 to enable DFmode vector conditional expression.
589 * config/spu/spu.opt: Add options -march and -mtune.
590 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
591 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
592 both CELL and CELLEDP targets: spu_testsv.
593 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
596 2007-07-13 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/32721
599 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
600 TREE_THIS_VOLATILE on the folded reference.
601 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
602 if the array reference has TREE_THIS_VOLATILE set.
604 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
607 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
609 2007-07-13 Andreas Schwab <schwab@suse.de>
611 * gengtype-lex.l: Allow declarations to be indented.
613 2007-07-12 Geoffrey Keating <geoffk@apple.com>
615 * ginclude/tgmath.h: New.
616 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
617 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
618 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
619 * configure: Regenerate.
621 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
623 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
624 correct index when setting register save state for xd
627 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
629 * config/sh/sh.c (mark_use): Remove.
631 2007-07-12 Paul Brook <paul@codesourcery.com>
633 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
634 reg does not overlap return value.
636 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
638 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
639 (set_expression_vuses): Ditto.
640 (init_pre): Initialize expression_vuses.
642 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
644 * config/i386/sse.md (storentdf, storentsf): New.
646 2007-07-12 Geoffrey Keating <geoffk@apple.com>
648 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
650 * tree.c (build_decl_stat): Move code from here...
651 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
652 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
653 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
654 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
655 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
658 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
659 Devang Patel <dpatel@apple.com>
661 PR tree-optimization/25413
662 * targhooks.c (default_builtin_vector_alignment_reachable): New.
663 * targhooks.h (default_builtin_vector_alignment_reachable): New.
664 * tree.h (contains_packed_reference): New.
665 * expr.c (contains_packed_reference): New.
666 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
667 (vect_enhance_data_refs_alignment): Call
668 vector_alignment_reachable_p.
669 * target.h (vector_alignment_reachable): New builtin.
670 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
671 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
672 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
674 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
676 * target.h (builtin_vectorization_cost): Add new target builtin.
677 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
678 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
679 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
680 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
681 uninitialized variables.
682 * tree-vect-transform.c (cost_for_stmt): New function.
683 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
684 using cost 1 for all scalar stmts. Be less conservative when
685 estimating the number of prologue/epulogue iterations. Call
686 targetm.vectorize.builtin_vectorization_cost. Return
687 min_profitable_iters-1.
688 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
689 initialization cost instead of TARG_VEC_STMT_COST. Use
690 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
691 epilogue code. Fix epilogue cost computation.
692 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
693 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
694 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
695 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
696 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
697 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
699 2007-07-12 Richard Guenther <rguenther@suse.de>
701 * gimplify.c (gimplify_conversion): Make sure that the result
702 from maybe_fold_offset_to_reference is trivially convertible
703 to the desired type before doing the simplification.
704 (gimplify_expr): Likewise.
705 * fold-const.c (fold_binary): Use the correct types for
706 building the simplified expression.
708 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
710 PR rtl-optimization/32729
711 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
712 that fallthru to exit.
714 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
716 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
717 (symDTPOFF2reg): Likewise.
719 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
721 PR tree-optimization/32663
723 * tree.h (VALUE_HANDLE_VUSES): Remove.
724 (struct tree_value_handle): Remove vuses.
726 * tree-vn.c (create_value_handle_for_expr): Don't set
729 * tree-ssa-pre.c (expression_vuses): New.
730 (alloc_expression_id): Set up expression_vuses.
731 (get_expression_vuses): New.
732 (set_expression_vuses): Ditto.
733 (clear_expression_ids): Modify for expression_vuses.
734 (phi_translate_1): Ditto.
735 (phi_translate_set): Ditto.
736 (value_dies_in_block_x): Ditto
737 (valid_in_sets): Ditto.
738 (add_to_sets): Ditto.
739 (find_existing_value_expr): Ditto.
740 (create_value_handle_for_expr): Ditto.
741 (make_values_for_stmt): Ditto.
742 (vuse_equiv): Remove.
744 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
746 * Makefile.in (mostlyclean): Remove object files.
748 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
750 * toplev.c (no_new_pseudos): Deleted.
751 * rtl.h (no_new_pseudos): Deleted.
752 * tree-pass.h (pass_no_new_pseudos): Deleted.
753 * passes.c (pass_no_new_pseudos): Deleted.
754 * final.c (rest_of_clean_state): Removed no_new_pseudos.
755 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
756 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
758 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
759 * rtlhooks.c (gen_lowpart_general): Ditto.
760 * optabs.c (prepare_operand): Ditto.
761 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
763 * modulo-sched.c (rest_of_handle_sms): Ditto.
764 * see.c (rest_of_handle_see): Ditto.
765 * ifcvt.c (if_convert): Ditto.
766 (gate_handle_if_after_combine): Replaced no_new_pseudos with
768 * init-regs.c (gate_initialize_regs): Deleted set of
770 * lower-subreg.c (decompose_multiword_subregs): Ditto.
771 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
772 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
774 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
778 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
779 (*vec_extractv2di_1_rex64): New insn pattern.
781 2007-07-11 David Daney <ddaney@avtrex.com>
783 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
784 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
785 for SIGNAL_UNWIND_RETURN_COLUMN.
786 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
787 (DWARF_FRAME_REGNUM): Rewrite.
788 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
790 2007-07-11 Nick Clifton <nickc@redhat.com>
792 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
793 delta and use gen_int_mode in place of GET_INT instead.
795 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
797 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
800 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
802 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
803 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
805 * params.h (VERIFY_CANONICAL_TYPES): Remove.
806 (USE_CANONICAL_TYPES): New.
807 * doc/invoke.texi (verify-canonical-types): Remove.
808 (use-canonical-types): Add.
810 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
812 * config/spu/spu.c (spu_optimization_options): Remove setting of
813 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
814 (spu_override_options): Move it here.
816 2007-07-11 Richard Sandiford <richard@codesourcery.com>
818 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
819 * config/mips/mips.c (mips_cpu_info_table): Mention
820 MIPS_ISA_LEVEL_SPEC in the comment.
822 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
824 PR tree-optimization/32713
825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
827 2007-07-11 Paolo Carlini <pcarlini@suse.de>
830 * c-opts.c (c_common_post_options): Do not change flag_complex_method
831 conditional to flag_isoc99.
832 (c_common_init_options): Do it here, unconditionally.
834 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
836 PR tree-optimization/32589
837 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
838 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
839 * tree-ssa-propagate.c (valid_gimple_expression_p): New
840 predicate, extracted from...
841 (set_rhs): ...here. Call it for the expression on entry.
842 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
843 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
844 (simplify_binary_expression): Use valid_gimple_expression_p
845 to validate the simplification.
846 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
848 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
850 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
851 DWARF2_DEBUG on 32 bit target too.
852 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
854 2007-07-11 Nick Clifton <nickc@redhat.com>
856 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
857 version for 64-bit hosts.
859 2007-07-10 David Daney <ddaney@avtrex.com>
861 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
863 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
865 * config/mips/mips.c (mips_expand_synci_loop): New function.
866 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
867 (UNSPEC_RDHWR): Same.
868 (UNSPEC_SYNCI): Same.
870 (clear_cache): New expand.
874 (clear_hazard): Same.
875 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
877 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
878 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
880 2007-07-10 Ian Lance Taylor <iant@google.com>
882 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
885 2007-07-10 David Daney <ddaney@avtrex.com>
887 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
888 * builtins.c (expand_builtin___clear_cache): New function.
889 (expand_builtin): Call expand_builtin___clear_cache for
890 BUILT_IN_CLEAR_CACHE case.
891 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
892 * doc/md.texi (clear_cache): Document new instruction pattern.
893 * testsuite/gcc.dg/builtins-64.c: New test.
895 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
897 * config/cris/cris.md ("movsi"): Fix typo in last change.
899 2007-07-09 Geoffrey Keating <geoffk@apple.com>
902 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
904 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
905 * varasm.c (assemble_start_function): Honor DECL_ALIGN
906 for FUNCTION_DECLs. Don't use align_functions_log if
908 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
909 even for FUNCTION_DECLs.
910 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
912 * tree.h (DECL_ALIGN): Update for new location of 'align'.
913 (DECL_FUNCTION_CODE): Update for new location and name of
915 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
916 (struct tree_decl_common): Move 'align' and 'off_align' out
917 of union, ensure they're still on a 32-bit boundary. Remove
918 other fields in union 'u1'.
919 (struct tree_function_decl): Add field 'function_code' replacing
920 'u1.f' in tree_decl_common.
921 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
922 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
923 (Variable Attributes): Cross-reference 'aligned' attribute
924 to Function Attributes.
925 * flags.h (force_align_functions_log): Delete.
926 * toplev.c (force_align_functions_log): Delete.
928 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
932 (*vec_concatv2di_rex): New insn pattern.
934 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
937 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
939 2007-07-10 Ian Lance Taylor <iant@google.com>
941 Replace no_new_pseudos in backends.
942 * rtl.h (can_create_pseudo_p): Define.
943 * config/darwin.c (machopic_indirect_data_reference): Use
944 can_create_pseudo_p () instead of no_new_pseudos.
945 (machopic_indirect_data_reference): Likewise.
946 (machopic_legitimize_pic_address): Likewise.
947 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
948 (alpha_emit_set_const_1): Likewise.
949 (alpha_emit_set_const): Likewise.
950 (alpha_emit_conditional_move): Likewise.
951 (alpha_split_conditional_move): Likewise.
952 * config/alpha/alpha.md (various splitters): Likewise.
954 * config/arm/arm.c (legitimize_pic_address): Likewise.
955 (arm_load_pic_register): Likewise.
956 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
957 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
958 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
959 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
960 * config/cris/cris.md (movsi): Likewise.
961 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
962 (symGOTOFF2reg_hilo): Likewise.
963 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
964 * config/h8300/h8300.md (insv, extzv): Likewise.
965 * config/i386/i386.c (ix86_expand_move): Likewise.
966 (ix86_expand_vector_move): Likewise.
967 (ix86_prepare_fp_compare_args): Likewise.
968 (ix86_expand_carry_flag_compare): Likewise.
969 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
970 (tls_dynamic_gnu2_combine_32): Likewise.
971 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
972 * config/ia64/ia64.c (ia64_expand_move): Likewise.
973 (ia64_expand_movxf_movrf): Likewise.
974 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
975 (m32c_split_move): Likewise.
976 (m32c_expand_insv): Likewise.
977 * config/m68k/m68k.md (movsi): Likewise.
978 * config/mips/mips.c (mips_force_temporary): Likewise.
979 (mips_split_symbol): Likewise.
980 (mips_move_integer): Likewise.
981 (mips_legitimize_const_move): Likewise.
982 * config/mn10300/mn10300.md (movsi): Likewise.
983 * config/pa/pa.c (emit_move_sequence): Likewise.
984 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
985 (rs6000_got_register): Likewise.
986 (create_TOC_reference): Likewise.
987 (rs6000_machopic_legitimize_pic_address): Likewise.
988 * config/rs6000/rs6000.md (add<mode>3): Likewise.
989 (various splitters): Likewise.
990 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
991 (movsi_got): Likewise.
992 * config/s390/s390.c (emit_symbolic_move): Likewise.
993 * config/s390/s390.md (movhi, movqi): Likewise.
994 (load_multiple, store_multiple): Likewise.
995 * config/score/score.c (score_force_temporary): Likewise.
996 * config/sh/sh.c (prepare_move_operands): Likewise.
997 (prepare_cbranch_operands): Likewise.
998 (emit_fpu_switch): Likewise.
999 (fpscr_set_from_mem): Likewise.
1000 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
1001 (adddi3, subsi3): Likewise.
1002 (various splitters): Likewise.
1003 (divsi_inv_fp_combine): Likewise.
1004 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
1005 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
1007 * config/sh/predicates.md (xor_operand): Likewise.
1008 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
1009 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
1010 (movdi_pic_label_ref): Likewise.
1011 * config/spu/spu.c (spu_split_immediate): Likewise.
1012 * config/alpha/alpha.md (various splitters): Remove test
1013 !no_new_pseudos || reload_completed.
1014 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
1016 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1017 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1018 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1019 * config/score/score.c (th_output_mi_thunk): Likewise.
1020 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1021 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1023 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
1025 PR rtl-optimization/32664
1026 * mode-switching.c (create_pre_exit): Skip barrier insns.
1028 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1030 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
1031 force_gimple_operand_bsi.
1032 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
1033 rewrite_use_compare): Ditto.
1034 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
1036 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
1037 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
1038 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
1039 * tree-profile.c (prepare_instrumented_value,
1040 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1041 tree_gen_one_value_profiler, tree_gen_ic_profiler,
1042 tree_gen_ic_func_profiler, tree_gen_average_profiler,
1043 tree_gen_ior_profiler): Ditto.
1044 * tree-ssa-reassoc.c (negate_value): Ditto.
1045 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
1046 Use force_gimple_operand_bsi.
1047 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1048 * tree-if-conv.c (add_to_dst_predicate_list,
1049 find_phi_replacement_condition): Ditto.
1050 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
1051 Call mark_symbols_for_renaming for new statements.
1052 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
1054 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
1056 * cfghooks.c (remove_edge): New function.
1057 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
1059 * cfghooks.h (remove_edge): Declare.
1060 * cfg.c (remove_edge): Renamed to remove_edge_raw.
1061 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
1063 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
1065 * optabs.h: Added declaration for signbit_optab.
1066 * optabs.c: (init_optabs): Added initialization for signbit_optab.
1067 * genoptinit.c (optabs): Added entry for signbit insns.
1068 * builtins.c (expand_builtin_signbit): Added code to use a signbit
1070 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
1071 * config/s390/s390.md (signbit<mode>2): New expander.
1073 2007-07-09 Richard Guenther <rguenther@suse.de>
1076 * fold-const.c (fold_plusminus_mult_expr): Move constant
1077 arguments second to allow decomposing.
1079 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
1082 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1084 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1085 Disregard DECL_FROM_INLINE.
1087 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1090 * doc/invoke.texi: Add ftree-reassoc flag.
1091 * common.opt (ftree-reassoc): New flag.
1092 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
1093 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
1095 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
1097 PR tree-optimization/32681
1098 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
1099 saved in second_edge->aux when first_bb is a loop header.
1101 2007-07-09 Jan HUbicka <jh@suse.cz>
1103 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
1105 2007-07-09 Richard Guenther <rguenther@suse.de>
1107 * c-decl.c (start_function): Do not promote return type.
1109 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
1111 * function.c (do_warn_unused_parameter): Do not warn if
1112 TREE_NO_WARNING is set.
1114 2007-07-08 Andreas Schwab <schwab@suse.de>
1116 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
1118 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
1121 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1123 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1124 apply to assembly language, too.
1125 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1127 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
1129 Revert (note the sccvn portions are *not* reverted)
1130 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1132 Fix PR tree-optimization/23488
1134 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1136 * tree-flow-inline.h (get_value_handle): Ditto.
1137 * tree-ssa-pre.c (decl_vh_map): New.
1138 (decl_node_pool): New.
1139 (can_value_number_operation): Support DECL_P.
1140 (can_PRE_operation): Ditto.
1141 (create_expression_by_pieces): Ditto.
1142 (find_existing_value_expr): Modify to differnetiate between
1143 addressing and top level.
1144 (create_value_handle_for_expr): Handle DECL's.
1145 (poolify_tree): Ditto.
1146 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1147 (make_values_for_stmt): Handle DECL's properly.
1148 (init_pre): Reorg to not init useless things during FRE.
1150 * tree-flow.h: Include pointer-set.h.
1151 (decl_vh_map): Declare.
1152 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1154 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
1156 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
1157 the constraint description.
1158 * doc/md.texi: Update documentation of AVR constraints.
1160 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
1162 * auto-inc-dec.c, config/arm/arm.c,
1163 config/m32r/constraints.md, config/mips/mips.md,
1164 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
1165 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
1166 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
1167 typos. Follow spelling conventions.
1168 * doc/invoke.texi, doc/rtl.texi: Fix typos.
1170 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1171 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1173 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
1174 realloc_vuse): Remove.
1175 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
1178 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
1180 Fix PR tree-optimization/23488
1182 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
1183 (try_to_simplify): Ditto.
1185 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
1187 * tree-flow-inline.h (get_value_handle): Ditto.
1188 * tree-ssa-pre.c (decl_vh_map): New.
1189 (decl_node_pool): New.
1190 (can_value_number_operation): Support DECL_P.
1191 (can_PRE_operation): Ditto.
1192 (create_expression_by_pieces): Ditto.
1193 (find_existing_value_expr): Modify to differnetiate between
1194 addressing and top level.
1195 (create_value_handle_for_expr): Handle DECL's.
1196 (poolify_tree): Ditto.
1197 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
1198 (make_values_for_stmt): Handle DECL's properly.
1199 (init_pre): Reorg to not init useless things during FRE.
1201 * tree-flow.h: Include pointer-set.h.
1202 (decl_vh_map): Declare.
1203 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
1205 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
1207 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
1208 apply to assembly language, too.
1209 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
1211 2007-07-06 Ian Lance Taylor <iant@google.com>
1212 Zack Weinberg <zackw@panix.com>
1215 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
1217 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1219 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
1220 (prefetch): Likewise if "pref" would be used.
1222 2007-07-06 Josh Conner <jconner@apple.com>
1226 * calls.c (store_one_arg): Handle arguments which are partially
1227 on the stack when detecting argument overlap.
1229 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
1231 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
1232 chosen during find_reloads.
1234 2007-07-06 Richard Guenther <rguenther@suse.de>
1236 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
1237 TYPE_ARG_TYPES for verification of argument types. Use
1238 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
1239 parameters as variable arguments.
1241 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
1243 * libgcc2.h (word_type): Type definition removed.
1244 (cmp_return_type, shift_count_type): Type definitions added.
1245 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1246 replaced with shift_count_type.
1247 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1249 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
1250 changed from word_type to Wtype.
1251 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
1252 replaced with shift_count_type.
1253 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
1255 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
1256 and libgcc_shift_count attribute added.
1257 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
1258 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
1259 (TARGET_INITIALIZER): New target hooks added.
1260 * targhooks.c (default_libgcc_cmp_return_mode,
1261 default_libgcc_shift_count_mode): Default implementations for the new
1263 * targhooks.h (default_libgcc_cmp_return_mode,
1264 default_libgcc_shift_count_mode): Function prototypes added.
1265 * target.h (struct gcc_target): Fields for the new target hooks added.
1266 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
1268 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
1271 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
1272 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
1274 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
1275 s390_libgcc_shift_count_mode): Functions added.
1276 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
1277 Target hooks defined.
1279 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1281 * config/mips/mips.c (compute_frame_size): Restore the original
1282 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1283 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1284 Document why the difference is needed.
1286 2007-07-06 Richard Guenther <rguenther@suse.de>
1288 * c-common.c (boolean_increment): Use correctly typed
1291 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1293 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1294 the topmost argument register is not also included in the save mask.
1295 (mips16e_collect_argument_save_p): Take a pointer to the argument
1296 register, rather than a pointer to the number of arguments.
1297 (mips16e_collect_argument_saves): Only include argument saves
1298 that aren't in the register mask.
1300 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1302 PR rtl-optimization/32450
1303 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1304 to ensure that instructions are not moved into the prologue when
1305 profiling is on. Remove unused prologue_end variable.
1306 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1307 as a scheduling barrier.
1309 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1312 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1313 Disregard DECL_FROM_INLINE.
1315 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1317 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1318 IORing with a constant.
1320 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1322 PR rtl-optimization/32475
1323 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1324 for every definition of the stack pointer.
1326 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1328 * arm.c (vfp3_const_double_index): Copy signed results of
1329 REAL_VALUE_TO_INT into unsigned vars.
1331 2007-07-05 Richard Guenther <rguenther@suse.de>
1334 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1336 * tree-ssa.c (useless_type_conversion_p): Check canonical
1339 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1341 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1342 zero_extendhisi2): Change to define_insn_and_split.
1343 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1345 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1347 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1348 pass_match_asm_constraints): New.
1349 * passes.c (init_optimization_passes): Add new pass.
1350 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1351 * function.h (struct function): Add has_asm_statement bit.
1352 (current_function_has_asm_statement): New.
1353 * tree-pass.h (pass_match_asm_constraints): New.
1355 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1357 * config/mips/mips.c (mips_file_start): Avoid declaration
1360 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1362 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1364 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1366 * rtl.def (NOTE): Change print format string to print
1367 operand 5 as a note insn name.
1369 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1370 David Ung <davidu@mips.com>
1372 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1373 * doc/invoke.texi: (MIPS Options): Document them.
1375 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1376 David Ung <davidu@mips.com>
1378 Add support for SmartMIPS ASE.
1380 * optabs.c (expand_binop_directly): New, broken out from...
1381 (expand_binop): Here. Make it try rotating in the other
1382 direction even when the second operand isn't constant.
1383 * config/mips/mips.md (*lwxs): New.
1384 * config/mips/mips.opt (msmartmips): New.
1385 * config/mips/mips.c (mips_lwxs_address_p): New.
1386 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1387 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1388 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1389 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1390 (ISA_HAS_LWXS): New.
1391 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1392 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1393 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1394 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1395 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1396 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1397 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1399 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1401 * tree-vectorizer.c (new_loop_vec_info): Initialize
1402 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1403 * tree-vectorizer.h (_loop_vec_info): Added new filed
1404 min_profitable_iters.
1405 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1406 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1407 * tree-vect-analyze.c (vect_analyze_operations): Set
1408 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1409 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1410 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1411 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1412 and prologue cost to after they are computed.
1413 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1415 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1416 of creating vectors from scalars according to dt.
1417 (vect_model_store_cost): Likewise.
1418 (vectorizable_call): Use dt array instead of scalar dt. Call
1419 vect_model_simple_cost with additional argument dt.
1420 (vectorizable_assignment): Likewise.
1421 (vectorizable_operation): Likewise.
1422 (vectorizable_type_demotion): Likewise.
1423 (vectorizable_type_promotion): Likewise.
1424 (vectorizable_store): Use dt array instead of scalar dt. Call
1425 vect_model_store_cost with additional argument dt.
1426 (vect_do_peeling_for_loop_bound): Don't call
1427 vect_estimate_min_profitable_iters. Instead, lookup
1428 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1429 "may not be profitable".
1431 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1434 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1435 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1436 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1437 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1439 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1441 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1442 addressing modes cheaper.
1444 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1446 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1447 (dw_ranges_struct): Rename block_num to num. Adjust.
1448 (dw_ranges_by_label_struct): New.
1449 (ranges_by_label, ranges_by_label_allocated,
1450 ranges_by_label_in_use): New variables.
1451 (add_ranges_num): Factored most of the code out of...
1452 (add_ranges): ... this one. Rewrite in terms of the former.
1453 (add_ranges_by_labels): New.
1454 (output_ranges): Output by-label ranges.
1455 (dwarf2out_finish): Output range for multiple-section
1456 compile_unit. Output standard DW_AT_low_pc in addition to
1457 unexpected DW_AT_entry_pc.
1459 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1461 PR tree-optimization/32604
1462 PR tree-optimization/32606
1464 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1465 (compute_antic_safe): Removed.
1466 (ANTIC_SAFE_LOADS): Ditto.
1467 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1468 (execute_pre): Don't call compute_antic_safe.
1469 (vuse_equiv): New function.
1470 (make_values_for_stmt): Use it
1471 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1474 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1477 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1479 (avr_attribute_table): Make "naked" attribute apply to function types
1480 rather than to decls.
1481 (avr_handle_fntype_attribute): New function.
1483 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1485 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1488 2007-07-04 David Ung <davidu@mips.com>
1489 Joseph Myers <joseph@codesourcery.com>
1491 * config/mips/mips.md (type): Add logical, signext and move.
1492 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1493 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1494 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1495 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1496 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1497 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1498 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1499 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1500 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1501 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1502 movv2sf_hardfloat_64bit): Use the new types.
1503 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1504 *movdf_softfloat, *movdf_mips16): Use "multi".
1505 (extendqihi2): Replace with a define_expand.
1506 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1507 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1508 * config/mips/74k.md (r74k_int_logical): New reservation and
1510 (r74k_int_arith): Remove "slt".
1511 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1512 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1513 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1514 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1515 reservations for "arith".
1517 2007-07-04 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa.c (useless_type_conversion_p): Add handling for
1520 scalar float and vector types. Only call the types_compatible_p
1521 langhook for aggregate types as last resort. Follow the
1524 2007-07-04 Richard Guenther <rguenther@suse.de>
1526 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1527 the same as NOP_EXPR.
1529 2007-07-04 Nick Clifton <nickc@redhat.com>
1531 * target.h (struct gcc_target): Add target_help field.
1532 * target-def.h (TARGET_HELP): New.
1533 (TARGET_INITIALIZER): Use TARGET_HELP.
1534 * opts.c (command_handle_option): Invoke target_help function, if
1535 defined, when the user has specified --target-help on the command
1537 * doc/invoke.texi: Mention that --target-help might print
1538 additional information.
1539 * doc/tm.texi: Document TARGET_HELP hook.
1541 * arm.c (TARGET_HELP): Override default definition.
1542 (arm_target_help): New - display a wrapped list of cores and
1543 architectures supported.
1545 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1547 * config/gcc/v850/v850.c (expand_prologue): Make sure
1548 GEN_INT() argument is sign extended rather than zero extended.
1549 (expand_epilogue): Likewise.
1550 (output_move_double): Delete.
1551 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1552 * config/gcc/v850/v850.md (movdi): Delete.
1553 (*movdi_internal): Delete.
1555 (*movdf_internal): Delete.
1557 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1559 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1560 unless compiling RTP PIC.
1562 2007-07-04 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/32482
1565 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1566 original ssa name if we didn't find a shift expression.
1567 Fix shift constant for bit zero test.
1569 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1571 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1573 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1575 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1576 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1577 * config/arm/vxworks.h (ASM_SPEC): Delete.
1578 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1580 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1582 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1583 (DDR_REVERSED_P): New.
1584 * tree-data-ref.c (initialize_data_dependence_relation,
1585 build_classic_dist_vector): Set DDR_REVERSED_P.
1587 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1590 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1591 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1592 init_omega_for_ddr_1): Use non conservative number of iterations
1594 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1595 (analyze_siv_subscript): Remove FIXME and reinitialization of
1596 last_conflicts to chrec_dont_know.
1597 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1599 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1601 * tree.c (maybe_canonicalize_argtypes): Improve description.
1603 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1605 * tree.c (maybe_canonicalize_argtypes): New.
1606 (build_function_type): Set canonical type.
1607 (build_method_type_directly): Ditto.
1608 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1611 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1613 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1615 (rewrite_use_nonlinear_expr): Likewise.
1617 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1619 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1621 2007-07-04 Ben Elliston <bje@au.ibm.com>
1623 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1626 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1628 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1629 (Exception Handling): Likewise.
1631 2007-07-03 Jan Hubicka <jh@suse.cz>
1633 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1635 2007-07-03 Eric Christopher <echristo@apple.com>
1637 * doc/cppopts.texi: Add conflicting option note to -dM.
1638 * doc/invoke.texi: Add note about possible conflicts with
1639 -E for -dCHARS and note that -dM will not produce
1640 any results if there is no machine dependent reorg.
1642 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1644 * tree.h (DECL_ALIGN): Back out previous change.
1646 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1648 * configure.ac: Test for .dtprelword support on MIPS.
1649 * configure, config.in: Regenerate.
1650 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1651 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1653 2007-07-03 Julian Brown <julian@codesourcery.com>
1655 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1656 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1657 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1658 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1660 (all_fpus): Add FPUTYPE_VFP3.
1661 (fp_model_for_fpu): Add VFPv3 field.
1662 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1663 (vfp3_const_double_index): New function. Return integer index of
1664 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1666 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1667 and argument represents a valid RTX for a VFPv3 constant.
1668 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1670 (vfp_emit_fstmd): Similar, for fstmd.
1671 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1672 constants, represented as integer indices.
1673 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1674 VFP_REGNO_OK_FOR_DOUBLE macros.
1675 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1676 (arm_file_start): Set float-abi attribute for VFPv3, and output
1677 correct ".fpu" assembler directive.
1678 (arm_dbx_register_numbering): Add FIXME.
1679 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1680 (fputype): Add FPUTYPE_VFP3.
1681 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1682 (CALL_USED_REGISTERS): Likewise.
1683 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1684 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1685 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1686 (D7_VFP_REGNUM): New.
1687 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1688 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1689 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1690 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1691 (REG_ALLOC_ORDER): Adjust for VFPv3.
1692 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1693 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1694 VFP_LO_REGS, VFP_HI_REGS.
1695 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1696 (IS_VFP_CLASS): Define macro.
1697 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1699 (REGISTER_MOVE_COST): Likewise.
1700 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1701 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1702 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1703 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1704 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1705 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1706 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1707 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1708 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1709 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1710 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1711 where appropriate for single-word registers.
1712 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1713 As above. Fix type attributes.
1714 * config/arm/constraints.md (register_contraint "t"): Define.
1715 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1717 (register_constraint "x"): Define.
1718 (constraint "Dv"): Define.
1720 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1722 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1724 2007-07-03 Tom Tromey <tromey@redhat.com>
1726 * c-parser.c (objc_pq_context): Removed.
1727 (objc_need_raw_identifier): Likewise.
1728 (c_parser) <objc_pq_context>: New field.
1729 <objc_need_raw_identifier>: Likewise.
1730 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1731 (c_lex_one_token): Update.
1732 (c_parser_objc_protocol_definition): Update.
1733 (c_parser_objc_method_definition): Update.
1734 (c_parser_objc_methodproto): Update.
1735 (c_parser_declspecs): Update.
1737 2007-07-03 David Ung <davidu@mips.com>
1739 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1741 2007-07-03 David Ung <davidu@mips.com>
1742 Richard Sandiford <richard@codesourcery.com>
1744 * doc/invoke.texi: Document -march=74kf3_2.
1745 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1746 (TUNE_74K): Check for it.
1747 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1748 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1749 * config/mips/mips.md (cpu): Add 74kf3_2.
1750 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1751 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1752 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1753 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1754 74kf3_2 to the CPU list.
1755 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1756 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1757 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1758 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1759 (r74kf3_2_fxfer_from_c1): New insn reservations.
1761 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1762 David Ung <davidu@mips.com>
1764 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1765 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1766 and 74k[fx]. Document aliases for the new options.
1767 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1768 (PROCESSOR_24KF2_1): ...this.
1769 (PROCESSOR_24KX): Rename to...
1770 (PROCESSOR_24KF1_1): ...this.
1771 (PROCESSOR_74KF): Rename to...
1772 (PROCESSOR_74KF2_1): ...this.
1773 (PROCESSOR_74KX): Rename to...
1774 (PROCESSOR_74KF1_1): ...this.
1775 (TUNE_74K): Update PROCESSOR_* names.
1776 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1777 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1778 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1779 (mips_rtx_cost_data): Update processor names in comments.
1780 (mips_issue_rate): Update PROCESSOR_* names.
1781 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1782 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1783 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1784 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1785 Update cpu attribute names.
1786 (r24k_fpu_iss): Rename this reservation to...
1787 (r24kf2_1_fpu_iss): ...this and update all uses.
1788 (r24kx_fpu_iss): Rename this reservation to...
1789 (r24kf1_1_fpu_iss): ...this and update all uses.
1790 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1791 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1792 Update cpu attribute names.
1794 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1796 * config/m32r/constraints.md: New file.
1797 * config/m32r/m32r.c: Include tm-constrs.h.
1798 (small_data_operand): Use satisfies_constraint_* instead of macro.
1799 (addr24_operand, gen_compare): Likewise.
1800 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1801 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1802 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1803 EXTRA_CONSTRAINT): Likewise.
1804 * config/m32r/m32r.md: Include constraints.md.
1805 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1806 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1807 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1808 (two_insn_const_operand, int8_operand, uint16_operand,
1809 reg_or_int16_operand, reg_or_uint16_operand,
1810 reg_or_cmp_int16_operand, cmp_int16_operand,
1811 seth_add3_operand): Likewise.
1813 2007-07-03 Eric Christopher <echristo@gmail.com>
1815 * libgcc2.h: Conditionally declare __bswapsi2 and
1818 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1820 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1823 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1826 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1827 (__gthrw_pragma): Provide default definition.
1829 * gthr-posix.c (__gthrw_pragma): Define.
1831 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1833 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1834 before declaring inequality.
1836 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1838 * combine.c (recog_for_combine): Log the success or failure of
1839 matching new insn patterns against the machine description in
1842 2007-07-03 Revital Eres <eres@il.ibm.com>
1844 * ddg.c (print_sccs): New function.
1845 (check_sccs): New function.
1846 (create_ddg_all_sccs): Use it.
1847 * ddg.h (print_sccs): Declare.
1848 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1850 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1852 * targhooks.h (default_mode_for_suffix): New function declaration.
1853 * targhooks.c (default_mode_for_suffix): New default target hook.
1854 * target.h (struct c): New structure in the targetm struct.
1855 (mode_for_suffix): New target hook as part of struct c.
1856 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1857 default_mode_for_suffix.
1858 (TARGET_C): New define.
1859 * c-lex.c: Include "target.h".
1860 (interpret_float): Use targetm.c.mode_for_suffix to determine
1861 the mode for a given non-standard suffix.
1862 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1864 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1865 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1867 * doc/extend.texi (Floating Types): New node. Document __float80 and
1868 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1870 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1873 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1874 predicate instead of target_operand.
1875 (divsi3_i1_media, divsi3_media_2): Likewise.
1877 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1879 * tree.h (alias_sets_might_conflict_p): Rename into
1880 alias_sets_must_conflict_p.
1881 * alias.c (alias_sets_might_conflict_p): Likewise.
1882 (alias_sets_conflict_p): Use it.
1883 (objects_must_conflict_p): Likewise.
1884 * c-common.c (strict_aliasing_warning): Adjust.
1886 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1888 * rtlhooks.c (gen_lowpart_if_possible): Check for
1889 invalid subreg before calling gen_lowpart_SUBREG.
1891 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1893 * config/darwin9.h: Add copyright notice.
1894 (LINK_COMMAND_SPEC): Add comment.
1895 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1896 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1897 DARWIN_LIBSYSTEM_HAS_UNWIND.
1899 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1902 * omp-low.c (check_combined_parallel): New function.
1903 (lower_omp_parallel): Call it via walk_stmts, set
1904 OMP_PARALLEL_COMBINED if appropriate.
1905 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1906 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1907 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1908 don't consider it as combined parallel.
1910 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1912 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1913 (gcc_tooldir): Likewise.
1914 * configure: Regenerate.
1915 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1916 old configure.ac gcc_tooldir setting.
1917 (prefix_to_exec_prefix): New variable.
1918 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1919 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1921 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1923 Fix PR tree-optimization/32583
1924 Fix PR tree-optimization/32584
1925 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1926 (phi_translate_set): Use phi_translate directly now.
1927 (make_values_for_stmt): Don't value number RHS if we already know
1930 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1931 Jim Wilson <wilson@specifix.com>
1934 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1937 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1938 Richard Sandiford <richard@codesourcery.com>
1939 Nigel Stephens <nigel@mips.com>
1941 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1942 (mips16e_output_save_restore): Declare.
1943 (mips16e_save_restore_pattern_p): Likewise.
1944 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1945 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1946 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1947 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1948 (BITSET_P): New global macro, extracted from...
1949 (mips_for_each_saved_reg): ...here.
1950 (mips16e_save_restore_info): New struct.
1951 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1952 (mips16e_save_restore_regs): New variable.
1953 (mips_split_plus, mips16e_find_first_register): New functions.
1954 (mips16e_mask_registers): New function.
1955 (compute_frame_size): Expand the commentary before the function.
1956 Enforce the MIPS16e save and restore register range restrictions.
1957 Pad the general register save area at the low end.
1958 (mips16e_save_restore_reg, mips16e_build_save_restore)
1959 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1960 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1961 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1963 (mips_expand_prologue, mips_expand_epilogue): Handle
1964 GENERATE_MIPS16E_SAVE_RESTORE.
1965 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1967 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1969 PR tree-optimization/31966
1970 PR tree-optimization/32533
1971 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1972 "basic_block" description as its third argument. Update function
1973 calls to get destination bb from "edge" argument. Save "cond" into
1974 aux field of the edge. Update prototype for changed arguments.
1975 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1977 (find_phi_replacement_condition): Operate on incoming edges, not
1978 on predecessor blocks. If there is a condition saved in the
1979 incoming edge aux field, AND it with incoming bb predicate.
1980 Return source bb of the first edge.
1981 (clean_predicate_lists): Clean aux field of outgoing node edges.
1982 (tree_if_conversion): Do not initialize cond variable. Move
1983 variable declaration into the loop.
1984 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1985 initializations of new_stmt, arg0 and arg1 variables.
1987 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1989 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1990 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1992 2007-07-02 Richard Guenther <rguenther@suse.de>
1994 * tree-ssa.c (useless_type_conversion_p): Document
1995 future intent as defining the middle-end type system.
1996 Re-structure to call langhook last, group by type class,
1997 mark questionable parts.
1999 2007-07-02 Richard Guenther <rguenther@suse.de>
2001 * tree-flow.h (types_compatible_p): Declare.
2002 * tree-ssa.c (types_compatible_p): New function.
2003 * ipa-type-escape.c (discover_unique_type): Use
2004 types_compatible_p instead of lang_hooks.types_compatible_p.
2005 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2006 * tree-vn.c (expressions_equal_p): Likewise.
2007 * tree.c (fields_compatible_p): Likewise.
2008 * tree-ssa-dom.c (avail_expr_eq): Likewise.
2009 (cprop_operand): Use useless_type_conversion_p instead of
2010 lang_hooks.types_compatible_p.
2011 * tree-inline.c (setup_one_parameter): Likewise.
2012 (declare_return_variable): Likewise.
2013 * tree-nrv.c (tree_nrv): Likewise.
2014 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2015 (maybe_fold_offset_to_component_ref): Likewise.
2016 (maybe_fold_offset_to_reference): Likewise.
2017 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2018 (merge_alias_info): Likewise.
2019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2020 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2021 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
2022 * tree-tailcall.c (find_tail_calls): Likewise.
2023 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
2024 * gimplify.c (canonicalize_addr_expr): Likewise.
2025 (fold_indirect_ref_rhs): Likewise.
2026 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
2027 (cpt_same_type): Likewise.
2028 (check_pointer_types_r): Swap parameters to cpt_same_type
2030 * fold-const.c (fold_convert): Revert fix for PR15988.
2031 * tree-inline.c (setup_one_parameter): Instead fix it here by
2032 using fold_build1 instead of fold_convert and checking for
2033 error_mark_node. Convert only if the conversion is necessary.
2035 2007-07-02 Joseph Myers <joseph@codesourcery.com>
2037 * configure.ac: Check for .gnu_attribute on Power.
2038 * configure: Regenerate.
2039 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
2040 attribute for floating-point ABI.
2042 2007-07-02 Ira Rosen <irar@il.ibm.com>
2044 PR tree-optimization/32230
2045 PR tree-optimization/32477
2046 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
2047 address is a constant.
2049 2007-07-02 Richard Sandiford <richard@codesourcery.com>
2051 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
2052 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
2053 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
2054 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
2055 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
2056 64-bit targets. Add support for *-elfoabi*.
2057 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
2058 different settings if $(tm_defines) does not select the EABI.
2059 (MULTILIB_EXCLUSIONS): Define in those circumstances.
2060 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
2061 (MIPS_ARCH_OPTION_SPEC): Likewise.
2062 (MIPS_ISA_LEVEL_SPEC): Likewise.
2063 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
2064 * config/mips/elfoabi.h: New file.
2066 2007-07-02 Richard Guenther <rguenther@suse.de>
2068 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
2069 (useless_type_conversion_p): ... this.
2070 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
2071 (useless_type_conversion_p): ... this.
2072 * builtins.c (fold_builtin_memory_op): Rename
2073 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
2074 * tree-cfg.c (verify_expr): Likewise.
2075 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
2076 * tree-ssa-ccp.c (ccp_fold): Likewise.
2077 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2078 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2080 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
2081 * tree-ssa-pre.c (eliminate): Likewise.
2082 * tree-ssa.c (delete_tree_ssa): Likewise.
2083 (tree_ssa_useless_type_conversion): Likewise.
2084 * tree.c (build2_stat): Likewise.
2086 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2088 Fix PR tree-optimization/32571
2089 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
2092 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
2094 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
2095 and other expected operations explicitly, change default to
2098 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2100 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
2102 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2103 (tls_load_dot_plus_eight): Move the label number into the unspec.
2104 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
2106 2007-07-01 Andreas Schwab <schwab@suse.de>
2108 * dwarf2out.c (initial_return_save): Define only if used.
2110 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2112 Unreverting Richard's Revert of:
2114 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2116 * dce.c (deletable_insn_p_1): New function, split out from...
2117 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2118 specially, not those inside PARALLELs. Remove BODY argument
2119 and adjust recursive call accordingly.
2120 (prescan_insns_for_dce): Update call to delete_insn_p.
2122 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
2123 Revital Eres <eres@il.ibm.com>
2125 * ddg.c (create_ddg_all_sccs): Fix missed
2126 initialization of scc_nodes.
2128 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
2131 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
2132 X + ~X to 1 only for INTEGRAL_TYPE_P type.
2134 2007-06-30 Joseph Myers <joseph@codesourcery.com>
2136 * configure.ac: Check for .gnu_attribute on MIPS.
2137 * configure, config.in: Regenerate.
2138 * config/mips/mips.c (mips_file_start): If supported, output
2139 attribute for floating-point ABI.
2141 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
2144 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
2145 (ffs_cmove): New expander to expand using ctz pattern.
2146 (*ffs_cmove): Remove pattern.
2147 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
2148 (ffsdi2): Expand using ctz pattern.
2149 (*ffs_rex64): Remove pattern.
2151 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2153 PR rtl-optimization/32296
2154 * pa.md (return): Delete pattern.
2155 (return_internal): Remove "(const_int 1)" from pattern.
2156 (epilogue): Use return_internal pattern for trivial returns.
2157 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
2158 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
2160 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2162 * tree-ssa-pre.c (is_exception_related): New function
2163 (can_value_number_operation): Use it.
2165 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
2167 Fix PR tree-optimization/32540
2168 Fix PR tree-optimization/31651
2170 * tree-ssa-sccvn.c: New file.
2172 * tree-ssa-sccvn.h: Ditto.
2174 * tree-vn.c: Include tree-ssa-sccvn.h
2175 (val_expr_paid_d): Removed.
2176 (value_table): Ditto.
2177 (vn_compute): Ditto.
2178 (val_expr_pair_hash): Ditto.
2179 (val_expr_pair_expr_eq): Ditto.
2180 (copy_vuses_from_stmt): Ditto.
2183 (shared_vuses_from_stmt): Ditto.
2184 (print_creation_to_file): Moved up.
2185 (sort_vuses): Ditto.
2186 (sort_vuses_heap): Ditto.
2187 (set_value_handle): Make non-static.
2188 (make_value_handle): Ditto.
2189 (vn_add): Rewritten to use sccvn lookups.
2190 (vn_add_with_vuses): Ditto.
2191 (vn_lookup): Ditto (and second argument removed).
2192 (vn_lookup_with_vuses): Ditto.
2193 (vn_lookup_or_add): Ditto (and second argument removed);
2194 (vn_lookup_or_add_with_vuses): Ditto.
2195 (vn_lookup_with_stmt): New.
2196 (vn_lookup_or_add_with_stmt): Ditto.
2197 (create_value_handle_for_expr): Ditto.
2199 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
2200 (seen_during_translate): New function.
2201 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
2202 (phi_trans_add): Ditto.
2203 (constant_expr_p): FIELD_DECL is always constant.
2204 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
2205 Use constant_expr_p.
2206 Avoid infinite recursion on mutually valued expressions.
2207 Change callers of vn_lookup_or_add.
2208 (phi_translate): New function.
2209 (compute_antic_safe): Allow phi nodes.
2210 (create_component_ref_by_pieces): Update for FIELD_DECL change.
2211 (find_or_generate_expression): Rewrite slightly.
2212 (create_expression_by_pieces): Updated for vn_lookup_or_add
2214 Update VN_INFO for new names.
2215 (insert_into_preds_of_block): Update for new names.
2216 (add_to_exp_gen): New function.
2217 (add_to_sets): Use vn_lookup_or_add_with_stmt.
2218 (find_existing_value_expr): Rewrite to changed vn_lookup.
2219 (create_value_expr_from): Ditto, and use add_to_exp_gen.
2220 (try_look_through_load): Removed.
2221 (try_combine_conversion): Ditto.
2222 (get_sccvn_value): New function.
2223 (make_values_for_phi): Ditto.
2224 (make_values_for_stmt): Ditto.
2225 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
2227 (init_pre): Update for SCCVN changes.
2229 (execute_pre): Ditto.
2231 * tree-flow.h (make_value_handle): Declare.
2232 (set_value_handle): Ditto.
2233 (sort_vuses_heap): Ditto.
2234 (vn_lookup_or_add_with_stmt): Ditto.
2235 (vn_lookup_with_stmt): Ditto.
2236 (vn_compute): Remove.
2239 (vn_lookup): Update arguments.
2241 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
2243 (tree-ssa-sccvn.o): New.
2244 (OBJS-common): Add tree-ssa-sccvn.o
2246 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2249 * c-typeck.c (build_external_ref): Don't mark as used if called
2251 * calls.c (rtx_for_function_call): Likewise.
2253 2007-06-30 Richard Sandiford <richard@codesourcery.com>
2257 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2259 * dce.c (deletable_insn_p_1): New function, split out from...
2260 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2261 specially, not those inside PARALLELs. Remove BODY argument
2262 and adjust recursive call accordingly.
2263 (prescan_insns_for_dce): Update call to delete_insn_p.
2265 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
2267 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
2268 (try_combine): Move potential calls to undo_all() so they happen
2269 before we commit to using the combined insns.
2271 2006-06-30 Jan Hubicka <jh@suse.cz>
2273 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
2276 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
2278 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
2279 (cgraph_remove_unreachable_nodes): Likewise.
2280 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2281 * ipa-inline.c (update_caller_keys): Cast according to the coding
2283 (cgraph_decide_recursive_inlining): Likewise.
2284 (cgraph_decide_inlining_of_small_function): Likewise.
2285 (try_inline): Likewise.
2286 (cgraph_decide_inlining_incrementally): Likewise.
2287 * ipa-pure-const.c (get_function_state): Likewise.
2288 (scan_function): Likewise.
2289 (analyze_function): Likewise.
2290 (static_execute): Likewise.
2291 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2292 (merge_callee_local_info): Likewise.
2293 (analyze_function): Use type safe memory macros.
2294 (static_execute): Likewise. Cast according to the coding conventions.
2295 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2297 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2299 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2300 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2303 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2306 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2307 for complex modes (both int and real).
2309 2007-06-29 Jan Hubicka <jh@suse.cz>
2311 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2313 2007-06-29 Jan Hubicka <jh@suse.cz>
2316 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2319 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2322 * config/avr/avr.c: Include dataflow header file.
2323 (expand_prologue): Adjust for prologue insn change.
2324 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2327 2007-06-29 Richard Guenther <rguenther@suse.de>
2330 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2331 during type verification.
2333 2007-06-29 Jan Hubicka <jh@suse.cz>
2335 * recog.c (validate_change_rtx_1): Unshare TO argument.
2337 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2339 PR tree-optimization/24659
2340 * tree-vect-transform.c (vectorizable_call): Handle
2341 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2343 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2344 * config/i386/i386.c (enum ix86_builtins)
2345 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2346 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2348 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2349 const using def_builtin_const.
2350 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2351 input operands in the same modes as the result.
2352 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2354 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2356 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2357 (df_set_dead_notes_for_mw): Likewise.
2359 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2361 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2363 2007-06-28 DJ Delorie <dj@redhat.com>
2365 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2367 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2369 * doc/invoke.texi (C++ Dialect Options): Document
2370 fvisibility-ms-compat.
2371 * c.opt (fvisibility-ms-compat): New.
2373 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2376 * tree-affine.c (aff_combination_add_elt): Handle
2377 pointer addition specially.
2379 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2381 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2382 decl is non-external for AIX ABI.
2384 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2386 * config/rs6000/predicates.md (current_file_function_operand):
2387 Ensure the symbol is non-external for AIX ABI.
2389 2007-06-28 Nick Clifton <nickc@redhat.com>
2391 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2392 (fdce, fdse, fpredictive-commoning): Likewise.
2394 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2397 * gcc.c (process_command): Recognize the new -static-libgfortran
2400 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2403 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2404 Use a call clobbered hard reg instead of a pseudo reg.
2406 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2408 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2410 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2413 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2414 REG_LIBCALL and REG_RETVAL notes.
2415 (divsi3, mulsi3): Likewise.
2416 (mulhisi3): Likewise. Use emit_libcall_block.
2417 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2419 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2421 PR rtl-optimization/32481
2422 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2424 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2426 * dce.c (deletable_insn_p_1): New function, split out from...
2427 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2428 specially, not those inside PARALLELs. Remove BODY argument
2429 and adjust recursive call accordingly.
2430 (prescan_insns_for_dce): Update call to delete_insn_p.
2432 2007-06-27 Richard Guenther <rguenther@suse.de>
2435 * tree.h (fold_convertible_p): Declare.
2436 * fold-const.c (fold_convertible_p): New function.
2437 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2438 instead of lang_hooks.types_compatible_p.
2440 2007-06-26 Jan Hubicka <jh@suse.cz>
2442 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2443 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2444 early use validate_unshare_change.
2445 (reload_combine): Likewise.
2446 * recog.c (change_t): New field unshare.
2447 (validate_change_1): Rename from validate_change; add argument unshare.
2448 (validate_change): Turn into wrapper of validate_change_1; update
2449 prototype for bools.
2450 (validate_unshare_change): New.
2451 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2452 calls of df_insn_rescan.
2453 * recog.h (validate_change): Replace ints by bools.
2454 (validate_unshare_change): Declare.
2456 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2458 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2460 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2462 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2464 2007-06-25 Jan Hubicka <jh@suse.cz>
2466 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2468 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2469 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2470 places other call site specific checks are performed.
2472 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2475 * tree-vect-transform.c (vectorizable_operation): Convert
2476 POINTER_PLUS_EXPR over to PLUS_EXPR.
2478 2007-06-25 Chao-ying Fu <fu@mips.com>
2480 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2481 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2482 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2483 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2485 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2486 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2487 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2488 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2489 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2490 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2491 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2492 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2493 ALL_FIXED_POINT_MODE_P): New define.
2494 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2496 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2498 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2499 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2500 MODE_VECTOR_UACCUM): New mode classes.
2502 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2503 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2504 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2507 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2508 (blank_mode): Initialize ibit and fbit.
2509 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2510 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2512 (new_adjust): Change required_class to required_class_from and
2513 required_class_to for testing within a range.
2514 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2515 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2517 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2518 (make_fixed_point_mode): New.
2519 (_ADD_ADJUST): Change C to C1 and C2.
2520 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2521 use a range for machine classes.
2522 (ADJUST_IBIT, ADJUST_FBIT): New.
2523 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2525 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2526 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2527 Emit adjustment for ibit and fbit.
2528 (emit_mode_ibit, emit_mode_fbit): New.
2529 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2531 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2533 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2534 as the source of the set.
2536 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2538 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2539 FP_REGNO_P): Use IN_RANGE.
2540 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2541 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2542 (DATA_REG_P): Use DATA_REGNO_P.
2543 (FP_REG_P): Use FP_REGNO_P.
2544 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2545 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2546 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2548 2007-06-24 Jan Hubicka <jh@suse.cz>
2551 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2553 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2556 * fold-const.c (fold_binary): Strip nops of operand 0
2557 of BIT_NOT_EXPR before calling operand_equal_p.
2558 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2559 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2561 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2563 * doc/extend.texi: Document that dllimport and dllexport imply
2565 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2566 imported or exported declaration, including type declarations.
2567 * c-common.c (handle_visibility_attribute): Check for conflicts
2568 with dllimport/dllexport.
2569 (c_determine_visibility): Handle dllimport/dllexport as an
2570 explicit visibility atttribute.
2572 2007-06-23 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/16876
2576 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2578 * tree-inline.c (initialize_inlined_parameters): Do not call
2579 lang_hooks.tree_inlining.convert_parm_for_inlining.
2580 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2581 reason for mismatched types.
2582 * gimplify.c (gimplify_call_expr): Verify the call expression
2583 arguments match the called function type signature. Otherwise
2584 mark the call expression to be not considered for inlining
2585 using CALL_CANNOT_INLINE_P flag.
2586 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2587 edges call expression.
2588 (cgraph_decide_inlining_of_small_function): Likewise.
2589 (cgraph_decide_inlining): Likewise.
2590 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2592 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2593 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2594 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2596 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2597 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2599 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2600 convert_parm_for_inlining member.
2602 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2605 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2606 Remove optimization for GT.
2608 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2611 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2613 (prescan_insns_for_dce): Add extra parameter.
2615 2007-06-23 Jan Hubicka <jh@suse.cz>
2618 * gimplify.c (mark_addressable): New function.
2619 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2621 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2624 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2626 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2630 moves between MMX/SSE registers to at least 8 units to prevent
2631 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2633 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/i386.c (override_options): Correct x86_sahf
2638 2007-06-21 David Daney <ddaney@avtrex.com>
2641 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2642 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2643 (exception_receiver): Renamed to ...
2644 (nonlocal_goto_receiver): ... this.
2646 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2648 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2649 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2650 partial register accesses.
2652 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2654 * fold-const.c (debug_fold_checksum): Move it under
2655 ENABLE_FOLD_CHECKING.
2657 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2660 * tree.h (debug_fold_checksum): Declared.
2661 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2662 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2663 build_fold_addr_expr_with_type_1.
2664 (fold_addr_expr, debug_fold_checksum): New.
2665 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2666 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2669 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2671 PR tree-optimization/19590
2672 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2673 of scev is a constant.
2674 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2676 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2678 * df-problems.c (df_note_bb_compute): Made computation of live
2679 info consistent with df_lr.
2681 2007-06-21 Richard Guenther <rguenther@suse.de>
2683 PR tree-optimization/32453
2684 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2685 for pointer anti-range.
2687 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2689 * config/i386/i386.c (processor_target_table): Increase maximum
2690 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2693 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2694 byte alignment if > 8 byte alignment is preferred.
2695 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2697 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2699 PR tree-optimization/31866
2700 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2701 if ASM_EXPR's input is not a SSA_NAME.
2704 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2705 but decl is a global var, instead return decl.
2706 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2707 even for is_global_var decls, if they are private in some outer
2710 2007-06-21 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/32451
2713 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2715 2007-06-21 Christian Bruel <christian.bruel@st.com>
2717 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2718 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2719 (push_regs): Changed saving order or banked registers.
2720 (sh_expand_epilogue): Likewise.
2721 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2722 (FIRST_BANKED_REG): Likewise.
2723 (LAST_BANKED_REG): Likewise.
2724 * config/sh/sh.md (banked) New attribute.
2725 (in_delay_slot): Check banked attribute.
2727 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2729 PR tree-optimization/32075
2730 * tree-data-ref.c (subscript_dependence_tester_1,
2731 analyze_miv_subscript, analyze_overlapping_iterations,
2732 add_distance_for_zero_overlaps, build_classic_dist_vector,
2733 subscript_dependence_tester_1, analyze_overlapping_iterations,
2734 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2735 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2736 to evolution_function_is_affine_multivariate_p.
2738 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2740 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2742 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2745 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2747 * config/m32c/prologue.md (epilogue_exitd_16): New.
2748 (epilogue_reit_16): New.
2749 (epilogue_exitd): Rename to epilogue_exitd_24.
2750 (epilogue_reit): Rename to epilogue_reit_24.
2752 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2753 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2755 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2757 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2758 if dbg_cnt (sched_insn) reaches the limit.
2759 (choose_ready): New parameter INSN_PTR and new return value.
2760 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2761 the new return value from choose_ready.
2762 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2763 (rest_of_handle_global_alloc): New global_alloc_at_func.
2765 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2767 PR tree-optimization/25737
2768 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2769 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2770 * tree-flow.h (struct fieldoff): Add new field alias_set.
2771 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2772 argument addressable_type. Set alias_set of fieldoff.
2773 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2774 (create_overlap_variables_for): Pass alias_set from fieldoff to
2776 * alias.c (get_alias_set): Use alias_set from SFT if set.
2778 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2780 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2781 of a variable as an unsigned HOST_WIDE_INT integer.
2783 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2785 PR rtl-optimization/32405
2786 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2788 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2790 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2793 * builtins.c: Include diagnostic.h.
2794 (expand_builtin_expect): Make gcc_assert more permissive.
2795 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2798 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2802 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2803 if ACCUMULATE_OUTGOING_ARGS.
2805 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2807 * config/m68hc11/m68hc11.c: Include dataflow header file.
2808 (m68hc11_reorg): Port to dataflow.
2810 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2812 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2813 (struct df_problem.free_blocks_on_set_blocks): New field.
2814 (struct dataflow.optional_p): New field.
2815 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2816 (df_live_set_all_dirty): New function.
2817 * df-scan.c (df_scan_alloc): Initialize optional_p.
2818 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2819 * df-core.c (df_set_blocks): Removed use of
2820 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2821 df_problem.free_blocks_on_set_blocks to determine which blocks are
2823 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2824 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2825 uses dataflow.optional_p to determine if problem should be
2827 (rest_of_handle_df_initialize): Only start live problem if
2829 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2830 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2831 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2832 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2833 problem_NOTE): Initialize free_blocks_on_set_blocks.
2834 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2836 (df_live_set_all_dirty, df_note_alloc): New function.
2837 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2839 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2840 * postreload.c (reload_combine): Ditto.
2841 * cse.c (cse_extended_basic_block): Ditto.
2842 * regmove.c (mark_flags_life_zones): Ditto.
2843 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2844 erase_matching_seqs): Ditto.
2845 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2846 * integrate (allocate_initial_values): Ditto.
2847 * combine.c (reg_dead_at_p): Ditto.
2848 * resource.c (mark_target_live_regs): Ditto.
2849 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2850 * config/sh/sh.c (find_r0_life_regions): Ditto.
2851 * global.c (rest_of_handle_global_alloc): Only add back df_live
2853 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2855 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2857 (if_convert): Make sure df_live is there at -O == 1.
2858 (pass_if_after_combine): Cleanup flags.
2859 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2860 is there at -O == 1.
2862 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2864 * config/arm/arm.c (arm_get_frame_offsets): Set
2865 offsets->locals_base to avoid negative stack size.
2866 (thumb1_expand_prologue): Assert on negative stack size.
2868 2007-06-19 Sebastian Pop <sebpop@gmail.com>
2870 PR tree-optimization/32367
2871 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2872 of the chrec has no evolution in that loop.
2873 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2875 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2877 * config/xtensa/xtensa.c: Include "df.h".
2878 (xtensa_builtin_saveregs): Use adjust_address instead of
2880 (xtensa_va_start): Invoke make_tree with sizetype for
2881 expand_builtin_saveregs and then convert the result to a pointer.
2882 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2883 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2884 Subtract argument size from index value as integers and then use
2885 POINTER_PLUS_EXPR to add the result to the array address.
2887 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2890 * config/m32c/m32c.c: Include dataflow header file.
2891 (m32c_emit_prologue): Adjust for prologue insn change.
2892 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2893 once inside a PARALLEL. Assume frame size passed in operand 0
2894 includes space to save the fb register.
2895 (prologue_enter_24): Likewise.
2896 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2898 2007-06-19 David Daney <ddaney@avtrex.com
2901 * config/mips/mips.md (cprestore): Mark $gp as used.
2903 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2906 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2907 (frv_ifcvt_modify_insn): Likewise.
2909 2007-06-19 Richard Guenther <rguenther@suse.de>
2911 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2912 only handle positive offsets that fit in a HOST_WIDE_INT.
2914 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2916 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2917 result of rsqrt insn for zero input argument to avoid NaN.
2919 2007-06-19 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2924 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2926 PR tree-optimization/32353
2927 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2929 2007-06-19 Nick Clifton <nickc@redhat.com>
2931 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2933 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2936 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2937 * config/i386/i386.c (assign_386_stack_local): Assert that
2938 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2939 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2940 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2941 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2943 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2945 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2947 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2949 PR rtl-optimization/32321
2950 * gcse.c (replace_store_insn): Update the note before
2951 calling emit_insn_after.
2953 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2956 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2958 * df-problems.c (df_note_bb_compute): Fix dumping info.
2960 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2962 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2963 insn with emit_jump_insn.
2965 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2967 PR tree-optimization/32383
2968 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2969 * targhooks.h (default_builtin_reciprocal): Update prototype.
2970 * target.h (struct gcc_target): Update builtin_reciprocal.
2971 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2972 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2973 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2974 when fndecl is in BUILT_IN_MD class.
2975 (execute_convert_to_rsqrt): Ditto.
2977 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2978 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2979 Convert BUILT_IN_SQRTF code only when md_fn is false.
2981 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2983 * bt-load.c (move_btr_def): Fix the order of arguments
2984 to validate_replace_rtx.
2986 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2988 * config/m68k/m68k-devices.def: Add 54450..54455.
2990 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2992 PR rtl-optimization/32366
2993 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2994 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2997 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3000 * modulo-sched (generate_reg_moves): Added rescan parameter and if
3001 this is true, rescan insn being modified.
3002 (sms_schedule): Added rescan parameter.
3003 (rest_of_handle_sms): Moved freeing of dominance info to before
3004 getting out of cfg_layout.
3006 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
3008 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
3009 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
3012 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
3013 FL_CF_EMAC from the entry for isac.
3015 * config/m68k/predicates.md (const_call_operand): Adjust comment.
3016 (const_sibcall_operand): New.
3017 (sibcall_operand): Use it.
3018 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
3019 (m68k_isas): ISAC does not imply FPU or EMAC.
3020 (override_options): Add ISA_C logic for symbolic jump & call.
3022 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3024 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
3025 return mode from the builtin itself.
3026 (sparc_fold_builtin): Fix cast of zero constant.
3028 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3030 * targhooks.c (default_builtin_reciprocal): New default target hook.
3031 * targhooks.h (default_builtin_reciprocal): Add prototype.
3032 * hooks.c (hook_tree_tree_bool_null): Remove hook.
3033 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
3034 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
3035 default_builtin_reciprocal.
3037 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
3040 * hooks.c (hook_tree_tree_bool_null): New hook.
3041 * hooks.h (hook_tree_tree_bool_null): Add prototype.
3042 * tree-pass.h (pass_convert_to_rsqrt): Declare.
3043 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
3044 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
3045 and convert it to reciprocal a*rfunc(b).
3046 (execute_convert_to_rsqrt): New function.
3047 (gate_convert_to_rsqrt): New function.
3048 (pass_convert_to_rsqrt): New pass definition.
3049 * target.h (struct gcc_target): Add builtin_reciprocal.
3050 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
3051 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
3052 TARGET_BUILTIN_RECIPROCAL.
3053 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
3055 * config/i386/i386.h (TARGET_RECIP): New define.
3056 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
3057 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3058 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3059 and not optimizing for size.
3060 (*rcpsf2_sse): New insn pattern.
3061 (*rsqrtsf2_sse): Ditto.
3062 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
3063 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3064 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3065 and not optimizing for size.
3066 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
3067 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3068 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3069 and not optimizing for size.
3070 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
3071 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3072 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3073 and not optimizing for size.
3074 (*sse_rsqrtv4sf2): Do not export.
3076 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
3077 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
3078 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
3079 and not optimizing for size.
3081 * config/i386/i386.opt (mrecip): New option.
3082 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
3083 (ix86_emit_swsqrtsf): Ditto.
3084 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
3085 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
3087 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
3088 ix86_expand_unop1_builtin.
3089 (ix86_emit_swdivsf): New function.
3090 (ix86_emit_swsqrtsf): Ditto.
3091 (ix86_builtin_reciprocal): New function.
3092 (TARGET_BUILTIN_RECIPROCAL): Use it.
3093 (ix86_vectorize_builtin_conversion): Rename from
3094 ix86_builtin_conversion.
3095 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
3096 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
3097 "i386 and x86_64 Options" section.
3098 (Intel 386 and AMD x86_64 Options): Document -mrecip.
3100 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3101 Zdenek Dvorak <dvorakz@suse.cz>
3102 Richard Guenther <rguenther@suse.de>
3103 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * tree-vrp.c (compare_values_warnv): Convert val2 to
3107 (extract_range_from_assert): Create
3108 POINTER_PLUS_EXPR for pointer types.
3109 (extract_range_from_binary_expr): Handle
3110 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
3112 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
3113 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
3114 POINTER_PLUS_EXPR as PLUS_EXPR.
3115 (number_of_iterations_lt_to_ne):
3116 For pointer types, use sizetype when
3117 creating MINUS_EXPR/PLUS_EXPRs.
3118 (assert_loop_rolls_lt): For pointer types, use sizetype when
3119 creating MINUS_EXPR/PLUS_EXPRs.
3120 (number_of_iterations_le): Likewise.
3121 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
3122 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
3123 like PLUS_EXPR and MINUS_EXPR.
3124 * tree-pretty-print.c (dump_generic_node): Handle
3126 (op_prio): Likewise.
3127 (op_symbol_1): Likewise.
3128 * optabs.c (optab_for_tree_code): Likewise.
3129 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
3131 * tree-tailcall.c (process_assignment): Mention
3132 POINTER_PLUS_EXPR in a TODO comment.
3133 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
3134 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
3135 not used with a pointer and an integer type.
3136 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
3137 increment using chrec_convert_rhs instead of chrec_convert.
3138 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
3139 PLUS_EXPR except for the right hand side's type will be
3141 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
3142 (fold_used_pointer_cast): Kill.
3143 (pointer_offset_p): Kill.
3144 (fold_used_pointer): Kill.
3145 (pointer_used_p): Kill.
3146 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
3147 call fold_used_pointer.
3148 (instantiate_parameters_1): Convert the increment
3149 using chrec_convert_rhs instead of chrec_convert.
3150 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
3151 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
3152 instead of PLUS_EXPR.
3153 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
3154 PLUS_EXPR for pointers.
3155 (std_gimplify_va_arg_expr): Likewise.
3156 (fold_builtin_memory_op): Likewise.
3157 (fold_builtin_strstr): Likewise.
3158 (fold_builtin_strchr): Likewise.
3159 (fold_builtin_strrchr): Likewise.
3160 (fold_builtin_strpbrk): Likewise.
3161 (expand_builtin_memory_chk): Likewise.
3162 (fold_builtin_memory_chk): Likewise.
3163 (std_expand_builtin_va_start): Use
3164 sizetype for the call to make_tree and then convert
3165 to the pointer type.
3166 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
3167 instead of PLUS_EXPR for adding to a pointer.
3168 (std_gimplify_va_arg_expr): Use fold_build2 for
3169 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
3170 the operands to sizetype first and then cast the BIT_AND_EXPR
3171 back to the pointer type.
3172 * fold-const.c (build_range_check): Handle pointer types
3174 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
3175 of PLUS_EXPR's. Make sure the offset is converted to
3177 (try_move_mult_to_index): Strip the NOPs from the offset.
3178 Remove code argument and replace all uses with PLUS_EXPR.
3179 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
3180 specially. Don't use a pointer type for MINUS_EXPR.
3181 (fold_unary): Handle for (T1)(X op Y),
3182 only p+ as that is the only as that can be handled for
3183 binary operators now.
3184 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
3186 <case PLUS_EXPR>: Add folding of PTR+INT into
3188 Don't call try_move_mult_to_index.
3189 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
3190 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
3191 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
3192 Don't call try_move_mult_to_index.
3193 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
3194 (tree_expr_nonzero_p): Likewise.
3195 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
3196 of PLUS_EXPR for the complex expression folding.
3197 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
3198 first chrec is a pointer type, then the second should
3199 be sizetype and not the first's type.
3200 For POINTER_PLUS_EXPR, use a different right hand side type.
3201 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3202 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
3203 different right hand side type.
3204 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3205 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
3206 instead of PLUS_EXPR.
3207 When either operand is zero, convert the other operand.
3208 (chrec_apply): Use chrec_convert_rhs
3209 on the argument x instead of chrec_convert.
3210 (reset_evolution_in_loop): For pointer types, the new_evol
3212 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
3213 different right hand side type.
3214 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3215 (chrec_convert_rhs): New function.
3216 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
3217 different right hand side type.
3218 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
3219 * tree-chrec.h (chrec_convert_rhs): New prototype.
3220 (build_polynomial_chrec): For pointer types, the right hand
3221 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
3222 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
3223 Remove subtraction case as it is always addition now.
3224 Make sure the offset is converted to sizetype.
3225 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
3226 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
3227 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
3228 PLUS_EXPR in pointer type.
3229 Handle POINTER_PLUS_EXPR.
3230 (tree_to_aff_combination): Likewise.
3231 (force_expr_to_var_cost): Likewise.
3232 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
3233 instead of PLUS_EXPR for pointers.
3234 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
3235 instead of PLUS_EXPR of pointer types.
3236 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
3238 (check_va_list_escapes): Likewise.
3239 (check_all_va_list_escapes): Likewise.
3240 * dwarf2out.c (loc_descriptor_from_tree_1):
3241 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
3242 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
3243 (string_constant): Likewise.
3244 * tree-ssa-address.c (tree_mem_ref_addr): When adding
3245 the offset to the base, use POINTER_PLUS_EXPR.
3246 (add_to_parts): Convert the index to sizetype.
3247 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
3248 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
3249 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
3250 Offset only holds something for PLUS_EXPR.
3251 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
3253 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
3255 (analyze_accesses_for_modify_stmt): Likewise.
3256 Remove comment about the type being integral type as it is
3258 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
3260 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
3262 Correct the type which the artimentic is done in (is now
3265 * tree-data-ref.c (split_constant_offset): Handle
3267 * tree-affine.c (tree_to_aff_combination): Likewise.
3268 * c-typeck.c (build_unary_op): For pointers create the increment
3269 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
3271 * gimplify.c (gimplify_self_mod_expr): Create a
3272 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3273 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
3274 * tree.def (POINTER_PLUS_EXPR): New tree code.
3275 * tree-predcom.c (ref_at_iteration): If we have a pointer
3276 type do the multiplication in sizetype.
3277 * tree-mudflap.c (mf_xform_derefs_1): Create a
3278 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3279 * tree-ssa-forwprop.c
3280 (forward_propagate_addr_into_variable_array_index):
3281 Don't expect there to be a cast for the index as that
3282 does not exist anymore.
3283 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3284 instead of PLUS_EXPR.
3285 Don't check for the first operand of the POINTER_PLUS_EXPR
3286 was the index as it cannot be.
3287 Call forward_propagate_addr_into_variable_array_index with
3288 the SSA_NAME instead of the statement.
3289 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3290 (compare_constant): Likewise.
3291 (copy_constant): Likewise.
3292 (compute_reloc_for_constant): Likewise.
3293 (output_addressed_constants): Likewise.
3294 (initializer_constant_valid_p): Likewise.
3295 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3296 Convert the MIN/MAX of the inner type to the outer
3297 type before comparing them.
3298 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3299 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3300 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3301 of PLUS_EXPR for pointers.
3302 * tree-inline.c (estimate_num_insns_1): Handle
3304 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3305 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3306 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3307 instead of PLUS_EXPR for the pointer increment statement.
3308 (vect_update_ivs_after_vectorizer): For pointer types, create
3309 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3310 MULT_EXPR in sizetype.
3311 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3313 * tree-object-size.c (plus_expr_object_size): Handle
3314 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3315 code which is trying to figure out which side is a pointer and
3317 (check_for_plus_in_loops_1): Likewise.
3318 (check_for_plus_in_loops): Likewise.
3319 * c-common.c (pointer_int_sum): Create a
3320 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3321 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3322 only POINTER_PLUS_EXPR. Removing all the extra
3323 code which is trying to figure out which side is a pointer and
3325 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3326 PLUS_EXPR and MINUS_EXPR.
3327 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3329 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3330 with make_tree, instead of a pointer type.
3331 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3332 for pointers instead of PLUS_EXPR.
3333 (s390_gimplify_va_arg): Likewise.
3334 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3335 instead of PLUS_EXPR when doing addition on pointer
3336 types. Use sizetype for the second operand.
3337 (spu_gimplify_va_arg_expr): Likewise.
3338 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3339 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3340 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3341 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3342 for the pointer addition and also use size_int/sizetype
3344 (ix86_gimplify_va_arg): Likewise.
3345 Perform BIT_AND_EXPR on sizetype arguments.
3346 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3347 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3348 for the pointer additions and also use size_int for the offsets.
3349 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3350 additions and also use size_int for the offsets. Perform
3351 BIT_AND_EXPR on sizetype arguments.
3352 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3353 POINTER_PLUS_EXPR for pointers and create the
3354 BIT_AND_EXPR in sizetype.
3355 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3356 instead of PLUS_EXPR for pointer addition.
3357 (rs6000_va_start): Likewise.
3358 Also use sizetype for the offset.
3359 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3360 as PLUS_EXPR/MINUS_EXPR.
3361 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3362 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3363 Don't use BIT_AND_EXPR on a pointer type, convert the
3364 expression to sizetype first.
3365 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3367 (mips_gimplify_va_arg_expr): Likewise.
3368 Don't create BIT_AND_EXPR in a pointer type.
3370 2007-06-15 Eric Christopher <echristo@apple.com>
3372 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3373 (x86_64-*-darwin*): Ditto.
3374 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3377 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3379 * doc/extend.texi: Document behavior of __attribute__((aligned))
3382 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3384 * rtlanal.c (note_stores): Improve documentation.
3386 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3388 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3389 LOCAL_LABEL_PREFIX): Delete.
3390 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3391 (bfin_internal_label): Delete.
3393 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3395 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3396 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3397 otherwise define to LIBGCC2_TF_CEXT.
3398 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3399 (LIBGCC_TF_CEXT): Ditto.
3402 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3404 PR rtl-optimization/32339
3405 * df-scan.c (df_uses_record): Don't modify flags but just add to
3406 it for df_ref_record.
3408 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3410 * tree-mudflap.c: Fix whitespace issues.
3412 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3414 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3416 2007-06-14 Eric Christopher <echristo@apple.com>
3418 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3419 (movv4sf): Use gcc_unreachable instead of abort.
3421 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/sfp-machine.h (CMPtype): New define.
3425 (mach stubs): Use CMPtype instead of int as a return type.
3427 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3429 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3430 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3431 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3432 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3433 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3434 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3435 config/soft-fp/soft-fp.h: Update from glibc CVS.
3437 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3439 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3441 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3444 * config/v850/v850.c: Include dataflow header file.
3445 (substitute_ep_register): Fix typo.
3447 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3449 * configure.ac: Fix earlier checkin.
3450 * configure: Regenerated.
3452 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3454 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3455 * aclocal.m4: Regenerate.
3456 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3457 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3458 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3459 * configure: Regenerate.
3460 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3462 * Makefile.in (quickstrap): Build libgcc too.
3464 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3466 * configure.ac: Add --enable-checking=df. Explicitly mention that
3467 the variables are initialized as for "release".
3468 * df-core.c: Use it.
3469 * configure: Regenerate.
3470 * config.in: Regenerate.
3472 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3474 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3475 validate_replace_rtx instead of replace_rtx.
3476 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3478 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3480 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3481 (DWARF2_UNWIND_INFO): Override default if configured with
3483 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3484 (ENDFILE_SPEC): Add crtend.o.
3485 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3486 (ENDFILE_SPEC): Add crtend.o.
3487 (TARGET_USE_JCR_SECTION): Define.
3488 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3490 * config/i386/cygming-crtbegin.c: New file.
3491 * config/i386/cygming-crtend.c: New file.
3493 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3495 * config/i386/w32-unwind.h: New file.
3497 2007-06-13 Eric Christopher <echristo@apple.com>
3499 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3500 the user set a value below STACK_BOUNDARY.
3502 2007-06-13 Thiemo Seufer <ths@networkno.de>
3504 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3505 imply -lpthread for -pthread.
3507 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3509 * basic-block.h: Remove the prototype for
3510 free_basic_block_vars.
3511 * cfglayout.h: Remove the prototype for
3512 insn_locators_initialize.
3513 * tree.h: Remove the prototype for emit_line_note.
3515 * tree-ssa-pre.c (mergephitemp): Remove.
3516 (init_pre): Don't use mergephitemp.
3518 2007-06-13 Eric Christopher <echristo@apple.com>
3520 * config/i386/i386.c (override_options): If we've specified
3521 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3523 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3525 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3528 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3530 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3531 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3532 (eh_store_handler): New pattern.
3533 (eh_return): Emit it instead of a plain move.
3535 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3537 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3538 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3539 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3542 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3544 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3545 (find_next_insn_start, find_load): New functions.
3546 (bfin_reorg): Use them to deal with the fact that parallel insns are
3547 no longer represented as a SEQUENCE.
3549 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3551 * config/sparc/sparc.c (sparc_override_options): Initialize
3554 2007-06-13 Dave Korn <dave.korn@artimi.com>
3556 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3559 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3561 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3562 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3563 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3564 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3565 tree-vect-transform.c: Fix comment typos. Follow spelling
3568 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3570 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3571 to the exit block use set.
3572 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3573 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3574 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3576 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3578 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3579 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3580 to indicate an error.
3581 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3583 (dbg_cnt_process_opt): Print an error on a bad argument.
3584 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3585 * common.opt (-fdbg-cnt-list): New.
3586 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3588 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3590 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3591 flag on ref-all pointers.
3593 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3596 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3597 for the offset with the modifier as EXPAND_INITIALIZER
3598 if the modifier is EXPAND_INITIALIZER.
3599 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3600 a register if we had an overflow.
3602 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * real.c (real_isfinite): New.
3605 (real_sqrt): Use it.
3606 * real.h (real_isfinite): New.
3607 * builtins.c: Use it.
3609 2007-06-12 Ian Lance Taylor <iant@google.com>
3610 Daniel Berlin <dberlin@dberlin.org>
3613 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3614 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3615 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3616 (DECL_NO_TBAA_P): Define.
3617 (struct tree_decl_common): Add no_tbaa_flag field.
3618 * tree-ssa-structalias.c (struct variable_info): Add
3619 no_tbaa_pruning field.
3620 (new_var_info): Initialize no_tbaa_pruning field.
3621 (unify_nodes): Copy no_tbaa_pruning field.
3622 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3623 (dump_solution_for_var): Print no_tbaa_pruning flag.
3624 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3626 (compute_tbaa_pruning): New static function.
3627 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3628 Call compute_tbaa_pruning.
3629 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3630 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3631 * gimple-low.c (lower_stmt): Likewise.
3632 * tree-gimple.c (is_gimple_stmt): Likewise.
3633 * tree-ssa-operands.c (get_expr_operands): Likewise.
3634 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3635 * tree-inline.c (estimate_num_insns_1): Likewise.
3636 (copy_result_decl_to_var): Likewise.
3637 * expr.c (expand_expr_real_1): Likewise.
3638 * tree-pretty-print.c (dump_generic_node): Likewise.
3639 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3640 * omp-low.c (omp_copy_decl_2): Likewise.
3641 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3642 * doc/c-tree.texi (Expression trees): Document
3643 CHANGE_DYNAMIC_TYPE_EXPR.
3645 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3647 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3648 with !HONOR_NANS and !HONOR_INFINITIES.
3649 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3651 2007-06-12 Tristan Gingold <gingold@adacore.com>
3653 * gcov.c: Comments updated.
3654 (source_info): Add file_time field.
3655 (source_index): New variable.
3656 (mutiple_files): New variable.
3657 (generate_results): New function extracted from process_file.
3658 (process_file): Save and restore chain of functions, generate
3659 results and free structures only if not merging results.
3660 (release_structures): File names are now freed in create_file_names
3661 (create_file_names): Free previous file names.
3662 (find_source): File date is now read here and modifications in
3663 source files is checked here.
3664 (read_graph_file): Only reverse order of functions for the current
3666 (make_gcov_file_name): Do not generate long names if input_name is
3668 (output_lines): If merging results do not display graph, data and
3670 Checking source file modification is done in find_source.
3672 * doc/gcov.texi: Append an s to sourcefile.
3674 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3676 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3677 (forced_nop): New pattern.
3678 * config/bfin/bfin.c: Include "df.h".
3679 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3680 (bfin_discover_loop): Use df_get_live_in instead of
3681 global_live_at_start.
3682 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3683 df_analyze when done.
3684 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3685 the insns. Use QImode for the final insn in a bundle. Call
3686 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3688 (reorder_var_tracking_notes): New function.
3689 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3690 update_life_info. Call df_analyze after scheduling and bundle
3691 generation. Call reorder_var_tracking_notes if generating these
3692 notes. Call df_finish_pass at the end.
3694 2007-06-12 Dirk Mueller <dmueller@suse.de>
3696 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3697 a comparison, not an assignment.
3699 2007-06-12 Olivier Hainque <hainque@adacore.com>
3701 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3702 Request walking the subtrees only, leaving the current is_lhs/val_only
3704 (convert_non_local_reference): Likewise.
3706 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3708 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3710 2007-06-12 Richard Guenther <rguenther@suse.de>
3712 PR tree-optimization/15353
3713 PR tree-optimization/31657
3714 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3715 * timevar.def: Add TV_TREE_IFCOMBINE.
3716 * tree-pass.h (pass_tree_ifcombine): Declare.
3717 * tree-ssa-ifcombine.c: New file.
3718 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3719 * tree-flow.h (blocks_in_phiopt_order): Declare.
3720 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3721 (tree-ssa-ifcombine.o): New dependencies.
3723 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3725 PR rtl-optimization/32293
3726 * combine.c (simplify_if_then_else): Truncate return from
3727 nonzero_bits() to correct mode.
3729 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3731 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3732 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3734 2007-06-11 Diego Novillo <dnovillo@google.com>
3736 * Makefile.in (reload1.o-warn): Remove.
3738 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3740 * combine.c (subst): Use reg_overlap_mentioned_p
3741 instead of comparing register numbers directly.
3743 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3745 * reload1.c (mark_home_live_1): Use the mode parameter.
3747 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3749 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3750 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3754 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3756 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3758 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3761 from integer registers.
3762 (FP mode splitters): Handle TFmode.
3764 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3766 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3767 for ref-all pointers that point-to anything.
3769 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3771 * config/arm/arm.c (arm_output_dwarf_dtprel,
3772 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3774 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3776 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3777 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3780 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3782 * gcc/tree.c (signed_or_unsigned_type_for): New.
3783 (unsigned_type_for): Use signed_or_unsigned_type_for.
3784 (signed_type_for): Use signed_or_unsigned_type_for.
3785 * gcc/tree.h (signed_or_unsigned_type_for): New.
3786 (get_signed_or_unsigned_type): Remove.
3787 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3788 lang_hooks.types.signed_type
3789 (size_diffop): Likewise.
3790 (all_ones_mask_p): Likewise.
3791 (build_range_check): Likewise.
3792 (fold_cond_expr_with_comparison): Likewise.
3793 (fold_cond_expr_with_comparison): Likewise.
3794 (unextend): Likewise.
3795 (extract_muldiv_1): Likewise.
3796 (fold_single_bit_test_into_sign_test): Likewise.
3797 (fold_binary): Likewise.
3798 (fold_ternary): Likewise.
3799 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3800 instead of get_signed_or_unsigned_type.
3801 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3802 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3803 * gcc/expr.c (signed_or_unsigned_type_for): Use
3804 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3805 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3806 (lhd_signed_or_unsigned_type): Remove.
3807 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3808 signed_or_unsigned_type.
3809 (lhd_signed_or_unsigned_type): Remove.
3810 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3811 lang_hooks.types.signed_type.
3812 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3813 c_common_signed_type instead of lang_hooks.types.signed_type.
3814 (c_common_unsigned_type): New.
3815 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3816 (shorten_compare): Use c_common_unsigned_type instead of
3817 c_common_signed_or_unsigned_type.
3818 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3820 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3821 lang_hooks.types.signed_type.
3822 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3823 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3824 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3825 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3826 instead of unsigned_type_for.
3827 * gcc/c-decl.c (groakdeclarator): Likewise.
3828 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3829 * gcc/c-common.h (c_common_unsigned_type): New.
3831 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3835 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3837 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3840 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3841 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3843 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3844 Sebastian Pop <sebpop@gmail.com>
3846 * lambda-code.c (remove_iv): New.
3847 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3849 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3851 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3852 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3853 * tree-ssa-loop-prefetch.c: Include optabs.h.
3854 (FENCE_FOLLOWING_MOVNT): New macro.
3855 (struct mem_ref): Add independent_p and storent_p fields.
3856 (record_ref): Initalize the new fields.
3857 (gather_memory_references_ref): Return true if the reference
3859 (gather_memory_references): Check whether all memory accesses
3860 in loop were recorded.
3861 (should_issue_prefetch_p): Return false for nontemporal stores.
3862 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3863 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3864 (determine_loop_nest_reuse): Detect independent memory references.
3865 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3866 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3867 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3868 * config/i386/i386.h (x86_mfence): Declare.
3869 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3870 * config/i386/i386.c (x86_mfence): New variable.
3871 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3873 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3874 * optabs.c (init_optabs): Initialize storent_optab.
3875 * optabs.h (enum optab_index): Add OTI_storent.
3876 (storent_optab): Declare.
3877 * genopinit.c (optabs): Add initialization for storent_optab.
3878 * tree.h (MOVE_NONTEMPORAL): New macro.
3879 * expr.c (expand_assignment, store_expr, store_constructor_field,
3880 store_constructor, store_field, expand_expr_real_1): Propagate
3881 nontemporality of the expanded store.
3882 (emit_storent_insn): New function.
3883 * expr.h (expand_assignment, store_expr): Declaration changed.
3884 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3885 to expand_assignment.
3886 * stmt.c (expand_asm_expr): Ditto.
3887 * calls.c (initialize_argument_information): Pass false as
3888 nontemporality to store_expr.
3889 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3892 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3894 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3896 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3898 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3900 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3901 and allow DECL_P here.
3903 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3905 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3906 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3907 track of the size of the expression.
3908 * cfghooks.c (merge_blocks): Remove block from loops structure only
3909 after call of the merge_blocks hook.
3911 2007-06-09 Tom Tromey <tromey@redhat.com>
3913 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3914 (deprecated_state): Removed.
3915 (start_decl): Update.
3916 (enum deprecated_states): Moved earlier.
3917 (groktypename): Update.
3918 (push_parm_decl): Likewise.
3919 (grokfield): Likewise.
3920 (start_function): Likewise.
3922 2007-06-09 Ian Lance Taylor <iant@google.com>
3924 PR tree-optimization/32169
3925 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3926 CONVERT_EXPR, check whether min and max both converted to an
3927 overflow infinity representation.
3929 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3931 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3932 not inserted on the edge.
3934 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3936 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3937 instructions if they are supported.
3938 (__divsi3, __umodsi3, __modsi3): Likewise.
3939 (__ashldi3, __ashrdi3, __lshrdi3): New.
3940 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3942 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3943 Tony Linthicum <tony.linthicum@amd.com>
3945 * doc/invoke.texi: Add fvect-cost-model flag.
3946 * common.opt (fvect-cost-model): New flag.
3947 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3948 cost fields in stmt_vec_info struct for STMT.
3949 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3950 fields in stmt_vec_info struct and access functions for the same.
3951 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3952 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3953 load, store and vector to scalar operation.
3954 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3955 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3956 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3957 (TARG_VEC_STORE_COST): Define cost of vector store.
3958 (vect_estimate_min_profitable_iters): Define new function.
3959 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3960 check to evaluate if loop iterations are less than minimum profitable
3961 iterations determined by cost model or minimum vect loop bound defined
3962 by user, whichever is more conservative.
3963 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3964 run-time check to evaluate if loop iterations are less than minimum
3965 profitable iterations determined by cost model or minimum vect loop
3966 bound defined by user, whichever is more conservative.
3967 (vect_estimate_min_profitable_iterations): New function to estimate
3968 mimimimum iterartions required for vector version of loop to be
3969 profitable over scalar version.
3970 (vect_model_reduction_cost): New function.
3971 (vect_model_induction_cost): New function.
3972 (vect_model_simple_cost): New function.
3973 (vect_cost_strided_group_size): New function.
3974 (vect_model_store_cost): New function.
3975 (vect_model_load_cost): New function.
3976 (vectorizable_reduction): Call vect_model_reduction_cost during
3978 (vectorizable_induction): Call vect_model_induction_cost during
3980 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3981 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3982 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3983 vectorizable_promotion, vectorizable_demotion): Call
3984 vect_model_simple_cost during analysis phase.
3986 2007-06-08 Simon Baldwin <simonb@google.com>
3988 * reg-stack.c (get_true_reg): Readability change. Moved default case
3989 label into direct switch statement scope.
3991 2007-06-08 Simon Baldwin <simonb@google.com>
3993 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3994 in gcc_assert() with '==' comparison.
3996 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3999 TARGET_ABM handling of x86_popcnt variable.
4001 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4003 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
4004 __builtin_copysignq and __builtin_infq built-in functions.
4006 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4008 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
4009 SSE4.2 section. Correct built-in function names in SSE4A section.
4011 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
4013 PR tree-optimization/32243
4014 * tree-vect-transform.c (vectorizable_type_promotion): Move check
4015 for ncopies after ratio check between nunits_out and nunits_in.
4016 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
4018 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
4020 PR tree-optimization/32224
4021 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
4022 vectorization upon a non GIMPLE_MODIFY_STMT.
4024 2007-06-08 Christian Bruel <christian.bruel@st.com>
4027 * config/sh/sh.md (doloop_end): New pattern and splitter.
4028 * loop-iv.c (simple_rhs_p): Check for hardware registers.
4030 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
4033 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
4035 (verify_dominators): Do not change dominance tree.
4037 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4039 * config/sh/constraints.md: New file.
4040 * config/sh/sh.c: Include tm-constrs.h.
4041 (reg_class_from_letter): Remove.
4042 (prepare_cbranch_operands): Use satisfies_constraint_*
4043 function instead of macro.
4044 (andcosts, broken_move, sh_secondary_reload): Likewise.
4045 * config/sh/predicates.md (trapping_target_operand): Likewise.
4046 (and_operand, arith_operand, arith_reg_or_0_operand,
4047 cmp_operand, logical_operand, target_operand,
4048 ua_address_operand, ua_offset, xor_operand): Likewise.
4049 * config/sh/sh.md: Include constraints.md.
4050 (*movsicc_t_false): Use satisfies_constraint_* function
4052 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
4053 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
4054 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
4055 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
4056 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
4057 (REG_CLASS_FROM_CONSTRAINT): Remove.
4058 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
4059 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
4060 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
4061 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
4062 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4063 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
4064 function instead of macro.
4065 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4066 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
4067 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
4068 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
4069 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
4070 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
4071 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
4072 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
4073 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
4074 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
4075 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
4076 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
4077 EXTRA_CONSTRAINT_STR): Likewise.
4078 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
4080 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4082 * config/i386/darwin.h (STACK_BOUNDARY): Define.
4084 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
4087 * c-common.h (flag_cpp0x): Replaced by...
4088 (cxx_dialect): ... this new variable specifying the C++ dialect that
4090 * c-common.c (flag_cpp0x): Removed.
4091 (cxx_dialect): Defined.
4092 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
4094 * c-opts.c (c_common_post_options): Likewise.
4095 (set_std_cxx98): Set cxx_dialect to cxx98.
4096 (set_std_cxx0x): Set cxx_dialect to cxx0x.
4098 2007-06-07 Geoffrey Keating <geoffk@apple.com>
4099 Hui-May Chang <hm.chang@apple.com>
4101 * doc/invoke.texi (Darwin Options): Update documentation for
4102 -mmacosx-version-min.
4103 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
4104 * config/darwin-driver.c: New file.
4105 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
4106 * config/t-darwin (darwin-driver.o): New rule.
4108 * config/darwin-c.c (version_as_macro): Ignore low digit.
4110 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
4112 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
4113 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
4114 (CSGNMODE): New mode macro.
4115 (CSGNVMODE): New mode attribute.
4116 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
4117 expander using CSGNMODE mode macro. Handle TFmode.
4118 (copysign<mode>3_const): Rename from copysignsf3_const and
4119 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
4121 (copysign<mode>3_var): Rename from copysignsf3_var and
4122 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
4124 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
4125 mode macro. Handle TFmode.
4126 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
4127 (iortf3, *iortf3): Ditto.
4128 (xortf3, *xortf3): Ditto.
4129 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
4130 TFmode and TImode masks.
4131 (ix86_expand_copysign): Expand TFmode copysign insn.
4132 (IX86_BUILTIN_INFQ): New.
4133 (IX86_BUILTIN_FABSQ): Ditto.
4134 (IX86_BUILTIN_COPYSIGNQ): Ditto.
4135 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
4136 [__builtin_fabsq]: Ditto.
4137 [__builtin_copysignq]: Ditto.
4138 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
4139 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
4140 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
4141 ix86_expand_binop_builtin().
4143 2007-06-07 Bob Wilson <bob.wilson@acm.org>
4145 * config/xtensa/lib1funcs.asm: Clean up whitespace.
4147 2007-06-07 Steve Ellcey <sje@cup.hp.com>
4150 * rtl.h (push_to_sequence2): New.
4151 * emit-rtl.c (push_to_sequence2): New.
4152 * function.c (assign_parm_data_all): Add new fields.
4153 (assign_parm_setup_block): Call push_to_sequence2 instead of
4155 (assign_parm_setup_reg): Ditto.
4156 (assign_parm_setup_stack): Ditto.
4157 (assign_parms_unsplit_complex): Ditto.
4158 (assign_parms): Change field name.
4160 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
4162 PR tree-optimization/32220
4163 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
4164 phi node is reached before defining statement.
4166 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4169 * tree-vect-transform.c (vectorizable_call): Call update_stmt
4170 after changing the right hand side of the assignment.
4172 2007-06-06 Eric Christopher <echristo@apple.com>
4174 * config.gcc (i?86-*-darwin*): Remove arch parameter.
4175 (x86_64-*-darwin*): Ditto.
4176 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
4177 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4179 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4181 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
4183 (add_key): Likewise.
4184 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
4185 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
4187 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
4189 (add_cost_one_coalesce): Likewise.
4190 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
4191 variable names. Rename orig to orig_name for consistency.
4192 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
4194 (cprop_into_successor_phis): Avoid using C++ keywords as variable
4196 (record_equivalences_from_stmt): Likewise.
4197 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
4198 the coding conventions.
4199 (memory_ssa_name_same): Likewise.
4200 (dse_optimize_stmt): Likewise.
4201 (dse_record_phis): Likewise.
4202 (dse_finalize_block): Likewise.
4203 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
4204 keywords as variable names.
4205 (may_move_till): Cast according to the coding conventions.
4206 (force_move_till_expr): Avoid using C++ keywords as variable names.
4207 (force_move_till): Cast according to the coding conventions.
4208 (memref_hash): Likewise.
4209 (memref_eq): Likewise.
4210 (gather_mem_refs_stmt): Likewise.
4211 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
4212 using C++ keywords as variable names.
4213 (idx_find_step): Cast according to the coding conventions.
4214 (idx_record_use): Likewise.
4215 (find_depends): Likewise.
4216 (prepare_decl_rtl): Likewise.
4217 (mbc_entry_hash): Likewise.
4218 (mbc_entry_eq): Likewise.
4219 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
4220 (simplify_replace_tree): Avoid using C++ keywords as variable names.
4221 (idx_infer_loop_bounds): Cast according to the coding conventions.
4222 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
4223 * tree-ssa-math-opts.c (occ_new ): Likwise.
4224 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
4226 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
4228 (add_use_op): Likewise.
4229 (add_vop): Likewise.
4230 (add_vuse_op): Likewise.
4231 (add_vdef_op): Likewise.
4232 (get_expr_operands): Likewise.
4233 (push_stmt_changes): Use type safe memory macros.
4234 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
4235 keywords as variable names.
4236 (conditional_replacement): Likewise.
4237 (minmax_replacement): Likewise.
4238 (abs_replacement): Likewise.
4239 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
4241 (insert_fake_stores): Avoid using C++ keywords as variable names.
4242 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
4244 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
4245 (heapvar_insert): Use type safe memory macros.
4246 (new_var_info): Cast according to the coding conventions.
4247 (new_constraint): Likewise.
4248 (remove_preds_and_fake_succs): Use type safe memory macros.
4249 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
4251 (thread_single_edge): Likewise.
4252 (thread_through_loop_header): Likewise.
4254 2007-06-06 Eric Christopher <echristo@apple.com>
4256 * config/i386/i386.c (override_options): Move handling
4257 of TARGET_SUBTARGET* earlier.
4259 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
4261 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
4264 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
4266 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
4267 emited outside of basic block.
4268 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
4270 * rtl.h (delete_insn_chain): Declaration changed.
4271 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
4273 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
4274 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
4275 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
4276 to delete_insn_chain.
4277 (rtl_verify_flow_info_1): Verify that the insns in header and footer
4278 do not have bb field set.
4279 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4281 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4282 * cfgcleanup.c (try_optimize_cfg): Ditto.
4284 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4286 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4287 (lambda_body_vector_new): Use type safe memory macros.
4288 (lambda_linear_expression_new): Likewise.
4289 (lambda_loopnest_new): Likewise.
4290 (lambda_lattice_new): Likewise.
4291 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4292 conventions. Use type safe memory macros.
4293 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4294 (lambda_body_vector_s): Likewise.
4295 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4296 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4298 2007-06-06 Richard Guenther <rguenther@suse.de>
4300 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4301 if we need to schedule cfg_cleanup.
4302 (tree_ssa_forward_propagate_single_use_vars): Do so.
4304 2007-06-06 Ian Lance Taylor <iant@google.com>
4306 * fold-const.c (merge_ranges): If range_successor or
4307 range_predecessor fail, just return 0.
4309 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4311 PR tree-optimization/32216
4312 * tree-vectorizer.c (supportable_widening_operation): Determine
4313 signedness of FIX_TRUNC_EXPR from output operand.
4314 (supportable_narrowing_operation): Ditto.
4315 * tree-vect-generic.c (expand_vector_operations_1): Determine
4316 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4319 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4321 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4322 (struct pta): ...from here. Change flags to unsigned to avoid
4323 excessive casting (as it is used as a bit mask).
4324 (override_options): Add casts according to the coding convenventions.
4325 (x86_64_elf_unique_section): Likewise.
4326 (examine_argument): Avoid using C++ keywords as variable names.
4327 (construct_container): Likewise.
4328 (legitimize_pic_address): Likewise.
4329 (get_dllimport_decl): Cast according to the coding conventions. Use
4330 type safe memory macros.
4331 (legitimize_address): Cast according to the coding conventions.
4332 (emit_i387_cw_initialization): Corrected the type of slot to enum
4334 (ix86_init_machine_status): Use type safe memory macros.
4335 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4336 (bdesc_pcmpistr): Likewise.
4337 (bdesc_crc32): Likewise.
4338 (bdesc_sse_3arg): Likewise.
4339 (bdesc_2arg): Likewise.
4340 (bdesc_1arg): Likewise.
4341 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4342 (ix86_expand_sse_pcmpistr): Likewise.
4343 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4344 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4345 int to match the langhook definition.
4346 (ix86_builtin_conversion): Change the type of code to unsigned init to
4347 match the langhook definition.
4348 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4350 (ix86_preferred_output_reload_class): Likewise.
4351 (ix86_cannot_change_mode_class): Likewise.
4352 (ix86_memory_move_cost): Likewise.
4353 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4354 avoid excessive casting later on.
4355 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4357 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4360 as flags setting insn.
4361 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4363 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4365 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4366 (UNSPEC_ROUND): New.
4367 ("sse4_1_round<mode>2"): New insn pattern.
4368 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4370 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4371 expander using SSEMODEF mode macro. Expand using
4372 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4373 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4374 expander using SSEMODEF mode macro. Expand using
4375 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4376 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4377 expander using SSEMODEF mode macro. Expand using
4378 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4379 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4380 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4381 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4384 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4385 Sebastian Pop <sebpop@gmail.com>
4387 * lambda.h (build_linear_expr): New.
4388 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4389 Use build_linear_expr, call fold and force_gimple_operand.
4390 (lambda_loopnest_to_gcc_loopnest): Check that there is
4391 something to insert.
4392 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4394 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4396 PR preprocessor/23479
4397 * doc/extend.texi: Document the 0b-prefixed binary integer
4400 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4402 PR tree-optimization/32215
4403 * tree-vectorizer.c (supportable_widening_operation): Return false
4404 for unsupported FIX_TRUNC_EXPR tree code.
4405 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4407 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4409 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4410 register on SPE targets. Change documentation to reflect
4412 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4413 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4414 out of the register allocation pool.
4415 (rs6000_reg_live_or_pic_offset_p): New function.
4416 (rs6000_emit_prologue): Move the actual saving of LR up to free
4417 r0 for holding r11. Split saving of SPE 64-bit registers into
4418 its own case. Ensure that offsets will always be in-range for
4419 'evstdd' by using r11 as a scratch register to point at the start
4420 of the SPE save area. Save r11 if necessary, as it is the static
4422 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4423 into its own case. Ensure that offsets will always be in-range
4424 for 'evldd' by using r11 as a scratch register to point at the
4425 start of the SPE save area. Also adjust r11 when restoring
4426 the stack pointer to compensate for pre-loading r11.
4428 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4430 * cfg.c (init_flow): Use type safe memory macros.
4431 (alloc_block): Likewise.
4432 (unchecked_make_edge): Likewise.
4433 (dump_flow_info): Avoid using C++ keywords as variable names.
4434 (copy_original_table_clear): Cast according to the coding conventions.
4435 (copy_original_table_set): Likewise.
4436 * cfgexpand (label_rtx_for_bb): Likewise.
4437 (expand_gimple_basic_block): Likewise.
4438 * cfghooks.c (dump_bb): Likewise.
4439 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4441 (lv_add_condition_to_bb): Likewise.
4442 * cfglayout (relink_block_chain): Cast according to the coding
4444 (fixup_reorder_chain): Likewise.
4445 (fixup_fallthru_exit_predecessor): Likewise.
4446 * cfgloop.c (glb_enum_p): Likewise.
4447 (get_exit_description): Likewise.
4448 (dump_recorded_exit): Likewise.
4449 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4450 (struct loop): ... from here.
4451 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4453 * cfgrtl.c (rtl_create_basic_block): Likewise.
4454 (rtl_split_block): Likewise.
4455 (rtl_dump_bb): Likewise.
4456 (cfg_layout_split_block): Likewise.
4457 (init_rtl_bb_info): Use typesafe memory macros.
4459 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4460 * graphds.h: Updated all usages of edge to graph_edge.
4461 * graphds.c: Likewise.
4462 * cfgloopanal.c: Likewise.
4464 2007-06-05 Ian Lance Taylor <iant@google.com>
4466 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4467 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4468 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4470 (test_for_singularity): Likewise.
4472 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/constraints.md ("Y2"): Replaced by ...
4476 * config/i386/i386.md: Likewise.
4477 * config/i386/mmx.md: Likewise.
4478 * config/i386/sse.md: Likewise.
4480 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4482 * config/i386/constraints.md ("z"): Replaced by ...
4484 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4485 (sse4_1_blendvps): Likewise.
4486 (sse4_1_pblendvb): Likewise.
4487 (sse4_2_pcmpestr): Likewise.
4488 (sse4_2_pcmpestrm): Likewise.
4489 (sse4_2_pcmpestr_cconly): Likewise.
4490 (sse4_2_pcmpistr): Likewise.
4491 (sse4_2_pcmpistrm): Likewise.
4492 (sse4_2_pcmpistr_cconly): Likewise.
4494 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4496 * matrix-reorg.c (transform_access_sites): Fix computation.
4497 (transform_allocation_sites): Same.
4499 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4501 * config/i386/i386.c (override_options): Use
4502 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4504 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4507 (nonimm_not_xmm0_operand): Ditto.
4508 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4509 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4510 as operand[2] predicate. Require "z" class XMM register for
4511 operand[3]. Adjust asm template.
4512 ("sse4_1_blendvpd"): Ditto.
4513 ("sse4_1_pblendvb"): Ditto.
4514 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4515 force op2 into xmm0 register for variable blend instructions.
4517 2007-06-04 Tom Tromey <tromey@redhat.com>
4519 * c-tree.h (start_enum): Update.
4520 (build_enumerator): Likewise.
4521 * c-decl.c (enum_next_value): Removed.
4522 (enum_overflow): Likewise.
4523 (start_enum): Add c_enum_contents argument. Don't use globals.
4524 (build_enumerator): Likewise.
4525 * c-tree.h (struct c_enum_contents): New struct.
4527 2007-06-04 Tom Tromey <tromey@redhat.com>
4529 * c-common.c (c_common_get_alias_set): Fix indentation.
4531 2007-06-04 Ian Lance Taylor <iant@google.com>
4533 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4534 to overflow, reduce overflow infinity to regular infinity.
4535 (vrp_var_may_overflow): New static function.
4536 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4538 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4540 * stor-layout.c (layout_type): Remove duplicate code.
4542 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4545 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4546 before build_common_builtin_nodes ().
4548 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4551 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4553 2007-06-04 Jan Hubicka <jh@suse.cz>
4555 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4556 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4557 instead of _stat version.
4559 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4561 PR tree-optimization/32194
4562 * tree-predcom.c (determine_offset): Check that both references have
4565 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4567 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4568 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4569 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4570 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4571 Add argument to iterate_fix_dominators call.
4572 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4573 * gcse.c (hoist_code): Change domby to vector.
4574 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4575 Add argument to iterate_fix_dominators call.
4576 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4577 recompute_dominator.
4578 * lambda-code.c (perfect_nestify): Ditto.
4579 * cfgloopanal.c: Include graphds.h.
4580 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4581 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4582 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4584 * graphds.c: New file.
4585 * graphds.h: New file.
4586 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4587 (get_dominated_by, get_dominated_by_region): Change return type to
4589 (verify_dominators): Recompute all dominators and compare the results.
4590 (recount_dominator): Renamed to ...
4591 (recompute_dominator): ... this. Do not check that the block is
4593 (iterate_fix_dominators): Reimplemented.
4594 (prune_bbs_to_update_dominators, root_of_dom_tree,
4595 determine_dominators_for_sons): New functions.
4596 * et-forest.c (et_root): New function.
4597 * et-forest.h (et_root): Declare.
4598 * Makefile.in (graphds.o): Add.
4599 (cfgloopanal.o): Add graphds.h dependency.
4600 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4601 * basic-block.h (get_dominated_by, get_dominated_by_region,
4602 iterate_fix_dominators): Declaration changed.
4603 (recount_dominator): Renamed to ...
4604 (recompute_dominator): ... this.
4605 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4606 (thread_through_all_blocks): Do not free dominance info.
4608 2007-06-03 Andreas Schwab <schwab@suse.de>
4610 * config/m68k/m68k.c (override_options): Don't override
4612 * config/m68k/m68k-modes.def (SF, DF): Define to use
4613 motorola_single_format and motorola_double_format, resp.
4614 * real.c (motorola_single_format): Renamed from
4615 coldfire_single_format.
4616 (motorola_double_format): Renamed from coldfire_double_format.
4617 (encode_ieee_extended): Generate a proper canonical NaN image
4618 respecting canonical_nan_lsbs_set.
4619 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4621 * real.h: Adjust declarations.
4623 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4626 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4627 the symbol is generated with the stack protector.
4629 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4631 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4632 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4634 * doc/extend.texi (interrupt): Mention m68k.
4636 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4639 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4640 (ix86_expand_sse_pcmpestr): Do not check operands for
4641 "register_operand", when insn operand predicate is "register_operand".
4642 (ix86_expand_sse_pcmpistr): Ditto.
4644 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4645 Uros Bizjak <ubizjak@gmail.com>
4647 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4648 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4649 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4650 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4651 * config/i386/constraints.md ("z"): New register constraint
4652 for members of SSE_FIRST_REG class.
4653 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4654 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4655 SSE_FIRST_REG class.
4656 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4657 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4658 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4659 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4660 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4661 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4662 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4663 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4664 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4665 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4666 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4667 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4668 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4669 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4670 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4671 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4672 (struct builtin_description): Change "flag" field to unsigned.
4673 (bdesc_pcmpestr): New builtin description table.
4674 (bdesc_pcmpistr): Likewise.
4675 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4676 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4677 Initialize pcmp[ei]str[im] insns for SSE4.2.
4678 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4679 (ix86_expand_sse_pcmpistr): Likewise.
4680 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4681 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4682 (UNSPEC_PCMPISTR): Likewise.
4683 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4684 (sse4_2_pcmpestri):New isns pattern.
4685 (sse4_2_pcmpestrm): Likewise.
4686 (sse4_2_pcmpestr_cconly): Likewise.
4687 (sse4_2_pcmpistr): New insn patern and splitter.
4688 (sse4_2_pcmpistri):New isns pattern.
4689 (sse4_2_pcmpistrm): Likewise.
4690 (sse4_2_pcmpistr_cconly): Likewise.
4691 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4694 2007-06-01 David Daney <ddaney@avtrex.com>
4696 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4697 LOADGP_ABSOLUTE and not binds_local_p.
4699 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4701 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4703 2007-06-01 Ian Lance Taylor <iant@google.com>
4705 * tree-vrp.c (compare_name_with_value): Always set
4706 used_strict_overflow if we get a result from the variable itself.
4708 2007-06-01 Ian Lance Taylor <iant@google.com>
4710 PR rtl-optimization/31455
4711 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4712 subregs which have a cast between modes which are not tieable.
4714 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4716 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4717 breaks after return statements.
4719 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4722 only after no_new_pseudos.
4724 2007-05-31 Eric Christopher <echristo@apple.com>
4726 * expr.c (convert_move): Assert that we don't have a BLKmode
4728 (store_expr): Handle BLKmode moves by calling emit_block_move.
4730 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4732 * c-typeck.c (build_indirect_ref): Include type in error message.
4733 (build_binary_op): Pass types to binary_op_error.
4734 * c-common.c (binary_op_error): Take two type arguments, print out
4736 * c-common.h (binary_op_error): Update prototype.
4738 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4740 * config/i386/i386.c: Correct coments on -mno-sse4.
4742 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4744 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4745 (x86_64-*-*): Likewise.
4746 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4747 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4748 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4749 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4750 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4751 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4752 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4753 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4754 (OPTION_MASK_ISA_SSE4): Likewise.
4755 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4756 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4757 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4758 (override_options): Support SSE4.2.
4759 (ix86_build_const_vector): Support SImode and DImode.
4760 (ix86_build_signbit_mask): Likewise.
4761 (ix86_expand_int_vcond): Support V2DImode.
4762 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4763 (IX86_BUILTIN_CRC32HI): Likewise.
4764 (IX86_BUILTIN_CRC32SI): Likewise.
4765 (IX86_BUILTIN_CRC32DI): Likewise.
4766 (IX86_BUILTIN_PCMPGTQ): Likewise.
4767 (bdesc_crc32): Likewise.
4768 (bdesc_sse_3arg): Likewise.
4769 (ix86_expand_crc32): Likewise.
4770 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4771 (ix86_expand_builtin): Likewise.
4772 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4773 __SSE4_2__ for -msse4.2.
4774 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4775 (CRC32MODE): Likewise.
4776 (crc32modesuffix): Likewise.
4777 (crc32modeconstraint): Likewise.
4778 (sse4_2_crc32<mode>): Likewise.
4779 (sse4_2_crc32di): Likewise.
4780 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4782 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4783 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4784 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4785 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4786 (vcondu<mode>): Likewise.
4787 * doc/extend.texi: Document SSE4.2 built-in functions.
4788 * doc/invoke.texi: Document -msse4.2/-msse4.
4790 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4792 PR tree-optimization/32160
4793 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4794 variable as gimple reg.
4795 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4797 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4799 * gcc.c (main): Don't consider linker options when issuing the
4800 warning about a linker input file not being used.
4802 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4804 * tree-vrp.c (compare_names): Initialize sop.
4806 2007-05-30 Dirk Mueller <dmueller@suse.de>
4808 * cgraphunit.c (cgraph_analyze_function): Remove
4809 computation of inline parameters.
4811 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4813 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4815 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4817 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4818 Add vx-common.h. Include vxworks.h between vx-common.h and
4820 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4822 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4823 (TARGET_ASM_DESTRUCTOR): Likewise.
4824 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4825 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4826 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4827 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4828 (VXWORKS_ENDIAN_SPEC): Define.
4829 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4830 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4831 VXWORKS_* equivalents.
4832 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4833 (ASM_FILE_START): Delete.
4834 (TARGET_VERSION): Reformat.
4835 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4836 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4837 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4838 (FPBIT, DPBIT): Define.
4839 (fp-bit.c, dp-bit.c): New rules.
4840 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4841 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4842 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4843 * config/arm/arm.h: Include vxworks-dummy.h.
4844 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4845 Mark with ATTRIBUTE_UNUSED.
4846 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4847 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4848 make it incompatible with -msingle-pic-base.
4849 (arm_function_ok_for_sibcall): Return false for calls that might
4850 go through a VxWorks PIC PLT entry.
4851 (require_pic_register): New function, split out from...
4852 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4854 (arm_load_pic_register): Handle the VxWorks RTP initialization
4855 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4856 (arm_emit_call_insn): New function.
4857 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4858 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4859 (pic_offset_arm): New pattern.
4860 (call, call_value): Use arm_emit_call_insn.
4861 (call_internal, call_value_internal): New expanders.
4862 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4863 VxWorks unless __PIC__.
4865 2007-05-30 Eric Christopher <echristo@gmail.com>
4867 * genrecog.c: Include regs.h in generated file.
4868 * genemit.c: Ditto. Fix up formatting.
4869 * config/mn10300/constraints.md: New.
4870 * config/mn10300/mn10300.md: Include.
4871 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4872 Fix up for removed macro.
4873 * config/mn10300/predicates.md (call_address_operand): Ditto.
4874 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4875 (CONST_OK_FOR_I): Ditto.
4876 (CONST_OK_FOR_J): Ditto.
4877 (CONST_OK_FOR_K): Ditto.
4878 (CONST_OK_FOR_L): Ditto.
4879 (CONST_OK_FOR_M): Ditto.
4880 (CONST_OK_FOR_N): Ditto.
4881 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4885 (EXTRA_CONSTRAINT): Ditto.
4887 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4891 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4892 OPTION_MASK_ISA_64BIT.
4893 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4895 2007-05-30 Richard Guenther <rguenther@suse.de>
4898 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4899 types for comparison.
4900 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4901 with original typed arguments.
4902 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4904 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4906 PR tree-optimization/31769
4907 * except.c (duplicate_eh_regions): Clear prev_try if
4908 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4910 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4912 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4913 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4914 bsi of the location where statements should be inserted.
4915 (sink_code_in_bb): Take bsi from statement_sink_location.
4916 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4917 instead of bsi_start.
4918 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4920 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4921 (bsi_move_before): Document inconsistency with bsi_move_after.
4922 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4924 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/i386.h (TARGET_ABM): New define.
4927 (TARGET_POPCNT): Ditto.
4928 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4929 New temporary defines to redefine from OPTION_ISA_* defines.
4930 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4931 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4932 (ix86_isa_flags): New extern int declaration.
4933 (TARGET_SUBTARGET_DEFAULT): New define.
4934 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4935 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4936 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4937 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4938 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4939 * config/i386/darwin.h: Change TARGET_64BIT define to
4942 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4943 using existing "ix86_isa_flags" varible.
4944 (m32, m64): Use existing "ix86_isa_flags" variable.
4945 (mmmx, m3dnow): Ditto.
4946 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4947 (mabm): Define as non-negative option using "x86_abm" variable.
4948 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4950 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4951 Rewrite feature test bitmap.
4952 (ix86_isa_flags): New initialized global int varible.
4953 (ix86_isa_flags_explicit): New static int variable.
4954 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4955 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4956 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4957 target_flags_explicit.
4958 (override_options): Remove "target_enable" and "target_disable" fields
4959 from "struct ptt". Update processor_target_table accordingly. Remove
4960 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4961 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4962 "target_flags" and "ix86_isa_flags_explicit" instead of
4963 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4964 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4965 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4966 to true when either of PTA_POPCNT or PTA_ABM is set in
4967 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4968 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4969 processor_alias_table flags entry. Remove handling of
4970 "target_enable" and "target_disable" fields of processor_target_table.
4971 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4972 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4973 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4974 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4975 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4977 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4979 2007-05-29 David Daney <ddaney@avtrex.com>
4982 * config/mips/mips.c (mips_output_mi_thunk): Emit
4983 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4985 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4986 * config/i386/i386.c (ix86_function_regparm): Added checking of
4987 ix86_force_align_arg_pointer to determine the number of
4988 register parameters.
4990 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4992 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4993 (SET_DR_MISALIGNMENT): New.
4994 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4995 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4996 Use SET_DR_MISALIGNMENT.
4997 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4999 * tree-data-ref.c (create_data_ref, compute_all_dependences,
5000 find_loop_nest): Export.
5001 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
5002 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
5003 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
5004 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
5006 (struct mem_ref): Add field reuse_distance.
5007 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
5008 Initialize reuse_distance field.
5009 (issue_prefetch_ref): Select temporality of prefetch according to
5011 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
5012 self_reuse_distance, determine_loop_nest_reuse): New functions.
5013 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
5014 (tree_ssa_prefetch_arrays): Dump L2 cache size.
5015 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
5018 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
5020 * tree-ssa-alias.c: Add aliasing overview.
5022 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
5023 Danny Smith <dannysmith@users.sourceforge.net>
5026 * config/i386/t-crtfm: Compile crtfastmath.o with
5027 -minline-all-stringops.
5028 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
5029 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
5031 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5033 * doc/md.texi: Document constraints on HP PA-RISC.
5035 * pa/constraints.md: New file.
5036 * pa.md: Include constraints.md.
5037 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
5038 (integer_store_memory_operand, ldil_cint_p): New functions.
5039 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
5040 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5041 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
5042 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
5043 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
5045 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
5048 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
5049 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
5050 case POSTDECREMENT_EXPR>): Return the error_mark_node
5051 if either the real or imaginary parts would an
5054 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
5056 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
5057 name when we remove it from a call.
5059 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
5061 * targhooks.c (default_narrow_bitfield): Remove.
5062 * targhooks.h: Remove the prototype for
5063 default_narrow_bitfield.
5065 * langhooks-def.h: Remove the prototype for
5066 hook_get_alias_set_0.
5067 * langhooks.c (hook_get_alias_set_0): Remove.
5069 * global.c (EXECUTE_IF_CONFLICT): Remove.
5071 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5074 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
5075 return true when truth_value_p is true and the type
5078 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5080 * doc/install.texi (Prerequisites): We no longer require Autoconf
5081 2.13 for the top-level.
5083 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
5085 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
5086 memory access via x86_expand_vector_move_misalign() only for
5087 TImode values on 32-bit targets.
5089 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
5091 * matrix-reorg.c: New file. Implement matrix flattening and
5092 transposing optimization.
5093 * tree-pass.h: Add matrix reorg pass.
5094 * common.opt: Add fipa-mreorg flag.
5095 * Makefile.in: Add matrix-reorg.c.
5096 * passes.c: Add matrix reorg pass.
5097 * varpool.c (add_new_static_var): New function.
5098 * cgraph.h (add_new_static_var): Declare.
5100 2007-05-27 Eric Christopher <echristo@apple.com>
5102 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
5103 sp_offset depending on stack size. Save r12 depending
5104 on registers we're saving later.
5105 (rs6000_emit_epilogue): Update sp_offset depending only
5108 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
5110 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
5111 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5112 * ifcvt.c (if_convert): Ditto.
5113 * tree-ssa-threadupdate.c (thread_block): Ditto.
5114 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
5115 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5116 verify_loop_closed_ssa): Check number_of_loops instead of
5118 * predict.c (tree_estimate_probability): Ditto.
5119 * tree-if-conv.c (main_tree_if_conversion): Ditto.
5120 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5121 * modulo-sched.c (sms_schedule): Ditto.
5122 * tree-scalar-evolution.c (scev_const_prop): Ditto.
5123 (scev_finalize): Do not do anything if scev analysis was not
5125 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
5126 current_loops == NULL.
5127 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
5128 * loop-init.c (loop_optimizer_init): Do not free current_loops when
5130 (loop_optimizer_finalize): Assert that loops were analyzed.
5131 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
5132 rtl_doloop): Check number_of_loops instead of current_loops.
5133 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
5134 current_loops == NULL.
5135 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
5136 gate_tree_vectorize tree_linear_transform, check_data_deps,
5137 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
5138 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
5139 Check number_of_loops instead of current_loops.
5140 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
5141 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
5142 free loops if available.
5143 (execute_pre): Do not pass do_fre to fini_pre.
5145 2007-05-27 Tobias Burnus <burnus@net-b.de>
5148 * real.c (mpfr_from_real): Fix sign of -Inf.
5150 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
5152 * tree-vect-transform.c (vectorizable_conversion): Initialize
5153 tree_code variables to ERROR_MARK.
5154 (vectorizable_type_demotion): Likewise.
5155 (vectorizable_type_promotion): Likewise.
5157 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5160 * config/i386/i386.md (movti): Handle push operands via
5163 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5165 * basic-block.h: Remove the prototype for merge_seq_blocks.
5166 * cfgcleanup.c (merge_seq_blocks): Remove.
5168 * tree-flow.h: Remove the prototype for is_aliased_with.
5169 * tree-ssa-alias.c (is_aliased_with): Remove.
5171 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
5175 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
5177 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
5178 ix86_expand_sse4_unpack if SSE4.1 is enabled.
5179 (vec_unpacks_hi_v16qi): Likewise.
5180 (vec_unpacku_lo_v16qi): Likewise.
5181 (vec_unpacks_lo_v16qi): Likewise.
5182 (vec_unpacku_hi_v8hi): Likewise.
5183 (vec_unpacks_hi_v8hi): Likewise.
5184 (vec_unpacku_lo_v8hi): Likewise.
5185 (vec_unpacks_lo_v8hi): Likewise.
5186 (vec_unpacku_hi_v4si): Likewise.
5187 (vec_unpacks_hi_v4si): Likewise.
5188 (vec_unpacku_lo_v4si): Likewise.
5189 (vec_unpacks_lo_v4si): Likewise.
5191 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
5193 * c-typeck.c, config/arm/arm.c, config/darwin.c,
5194 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
5195 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
5196 follow spelling conventions in various
5197 warning/error/diagnostic messages.
5199 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
5200 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
5201 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
5202 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
5203 tree-vrp.c: Fix comment typos. Follow spelling conventions.
5204 * doc/tm.texi: Follow spelling conventions.
5206 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5209 * tree-ssa-forwprop.c
5210 (forward_propagate_addr_into_variable_array_index): Remove
5211 the lhs argument. Use the type of def_rhs instead of lhs.
5212 (forward_propagate_addr_expr_1): Update use of
5213 forward_propagate_addr_into_variable_array_index.
5215 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
5216 Nigel Stephens <nigel@mips.com>
5218 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
5219 function attributes, "far" being an alias for "long_call".
5220 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
5221 (mips_near_type_p, mips_far_type_p): New.
5222 (mips_comp_type_attributes): New function to check that attributes
5223 attached to a function type are compatible.
5224 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
5225 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
5226 to the target function of the thunk.
5227 (mips_encode_section_info): Check for "near" and "far" function
5228 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
5230 * config/mips/predicates.md (const_call_insn_operand): Test only
5231 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
5233 * doc/extend.texi (Function Attributes): Document MIPS "near" and
5236 * testsuite/gcc.target/mips/near-far-1.c: New test case.
5237 * testsuite/gcc.target/mips/near-far-2.c: New test case.
5238 * testsuite/gcc.target/mips/near-far-3.c: New test case.
5239 * testsuite/gcc.target/mips/near-far-4.c: New test case.
5241 2007-05-25 Eric Christopher <echristo@apple.com>
5243 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
5244 to x86-darwin configurations.
5245 * config/i386/t-darwin: Add softfp support.
5246 * config/i386/t-darwin64: Ditto.
5247 * config/i386/sfp-machine.h: If mach then don't use
5248 aliasing, emit a stub to call.
5250 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
5252 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
5253 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
5254 tree-predcom.c, tree-ssa-alias-warnings.c,
5255 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
5256 comment typos. Follow spelling conventions.
5257 * doc/cpp.texi, doc/invoke.texi: Fix typos.
5259 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
5262 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
5263 constants into memory. Expand unaligned memory references for
5264 SSE modes via x86_expand_vector_move_misalign() function.
5266 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
5269 "memory" attribute for "sseishft" type insn without operands[2].
5271 2007-05-25 Dirk Mueller <dmueller@suse.de>
5272 Marcus Meissner <meissner@suse.de>
5274 * doc/extend.texi (alloc_size): New attribute.
5275 * c-common.c (handle_alloc_size_attribute): New.
5276 * tree-object-size.c (alloc_object_size): Use alloc_size
5277 attribute, if available.
5279 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5281 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5283 (__builtin_ia32_vec_ext_v2di): Likewise.
5284 (__builtin_ia32_vec_ext_v4si): Likewise.
5285 (__builtin_ia32_vec_ext_v8hi): Likewise.
5286 (__builtin_ia32_vec_ext_v16qi): Likewise.
5287 (__builtin_ia32_vec_set_v8hi): Likewise.
5289 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5291 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5293 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5295 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5296 (arm_is_longcall_p): Rename to...
5297 (arm_is_long_call_p): ...this. Take a single tree argument and
5299 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5300 (CUMULATIVE_ARGS): Remove call_cookie.
5301 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5302 (ENCODED_LONG_CALL_ATTR_P): Delete.
5303 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5304 LONG_CALL_FLAG_CHAR cases.
5305 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5306 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5307 ARM_DECLARE_FUNCTION_SIZE.
5308 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5309 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5310 (arm_encode_call_attribute, current_file_function_operand): Delete.
5311 (arm_function_in_section_p): New function.
5312 (arm_is_longcall_p): Rename to...
5313 (arm_is_long_call_p): ...this. Take the target function as a single
5314 argument and return a bool. Do not rely on call cookies. Check
5315 whether the target symbol is in the same section as the current
5316 function, not just the same compilation unit.
5317 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5318 (arm_encode_section_info): Don't encode a call type.
5319 * config/arm/arm.md (call, call_value): Update calls to
5320 arm_is_long(_)call_p. Simplify logic.
5321 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5322 Update calls to arm_is_long(_)call_p.
5324 2007-05-25 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/31982
5327 * tree-ssa-forwprop.c
5328 (forward_propagate_addr_into_variable_array_index): Handle arrays
5329 with element size one.
5331 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5333 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5334 (umulsi3_highpart): Likewise.
5336 2007-05-24 Ian Lance Taylor <iant@google.com>
5338 PR rtl-optimization/32069
5339 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5342 2007-05-24 Ollie Wild <aaw@google.com>
5344 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5347 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5349 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5350 (oprs_unchanged_p): Use it to check all registers in a REG.
5351 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5352 (reg_set_between_after_reload_p): Delete.
5353 (reg_used_between_after_reload_p): Likewise.
5354 (reg_set_or_used_since_bb_start): Likewise.
5355 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5356 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5357 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5358 * rtlanal.c (reg_set_p): Check whether REG overlaps
5359 regs_invalidated_by_call, rather than just checking the
5360 membership of REGNO (REG).
5362 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5364 * doc/passes.texi: Document predictive commoning.
5365 * doc/invoke.texi (-fpredictive-commoning): Document.
5366 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5367 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5368 adding indices to the generated name.
5369 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5370 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5371 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5372 (op_symbol_code): ... and exported.
5373 (dump_omp_clause, op_symbol): Use op_symbol_code
5374 instead of op_symbol_1.
5375 * tree-pass.h (pass_predcom): Declare.
5376 * timevar.def (TV_PREDCOM): New timevar.
5377 * tree-ssa-loop.c (run_tree_predictive_commoning,
5378 gate_tree_predictive_commoning, pass_predcom): New.
5379 * tree-data-ref.c (find_data_references_in_loop): Find the
5380 references in dominance order.
5381 (canonicalize_base_object_address): Ensure that the result has
5383 (dr_analyze_innermost): Export.
5384 (create_data_ref): Code to fail for references with invariant
5386 (find_data_references_in_stmt): ... here.
5387 * tree-data-ref.h (dr_analyze_innermost): Declare.
5388 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5389 (aff_combination_find_elt, name_expansion_hash,
5390 name_expansion_eq, tree_to_aff_combination_expand,
5391 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5393 * tree-affine.h (aff_combination_constant_multiple_p,
5394 tree_to_aff_combination_expand): Declare.
5395 * tree-predcom.c: New file.
5396 * common.opt (fpredictive-commoning): New option.
5397 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5398 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5399 * Makefile.in (tree-predcom.o): Add.
5400 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5401 * passes.c (init_optimization_passes): Add dceloop after
5402 copy propagation in loop optimizer. Add predictive commoning
5403 to loop optimizer passes.
5405 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5407 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5410 2007-05-24 Jan Hubicka <jh@suse.cz>
5412 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5414 (genheader): Include statistics.h.
5416 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5418 * print-rtl.c (flag_dump_unnumbered): Update comments.
5419 (print_rtl): Fix my previous change.
5420 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5423 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5426 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5428 (thread_through_all_blocks): Call initialize_original_copy_tables
5429 and free_original_copy_tables.
5430 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5432 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5433 * cfghooks.c (duplicate_block): Use get_loop_copy.
5434 * cfg.c: Include cfgloop.h.
5435 (loop_copy): New hash table.
5436 (initialize_original_copy_tables): Initialize loop_copy table.
5437 (free_original_copy_tables): Free loop_copy table.
5438 (copy_original_table_clear, copy_original_table_set,
5439 set_loop_copy, get_loop_copy): New functions.
5440 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5441 * cfgloop.h (struct loop): Remove copy field.
5442 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5443 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5445 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5447 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5448 -msse/-msse2/-msse3.
5450 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5452 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5453 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5455 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5458 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5459 * targhooks.h (default_mangle_decl_assembler_name): Declare
5461 * targhooks.c (default_mangle_decl_assembler_name): Define
5463 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5465 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5466 * langhooks.c (lhd_set_decl_assembler_name): Call
5467 targetm.mangle_decl_assembler_name for names with global scope.
5469 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5471 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5472 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5474 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5475 New. Factored out of i386_pe_encode_section_info.
5476 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5477 Move check for prior decoration of stdcall
5478 symbols to i386_pe_encode_section_info.
5479 (i386_pe_encode_section_info): Adjust call to
5480 gen_stdcall_or_fastcall_suffix. Use
5481 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5482 (i386_pe_mangle_decl_assembler_name): New. Wrap
5483 i386_pe_maybe_mangle_decl_assembler_name.
5485 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5487 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5488 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5489 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5490 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5491 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5494 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5495 Nigel Stephens <nigel@mips.com>
5496 Richard Sandiford <richard@codesourcery.com>
5498 Fix up MIPS16 hard float and add support for complex.
5500 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5501 (TARGET_SOFT_FLOAT_ABI): New.
5502 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5503 __mips_soft_float to reflect the ABI in use, not whether the
5504 FPU is directly accessible (e.g., in MIPS16 mode).
5505 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5506 (UNITS_PER_FPVALUE): Likewise.
5508 * config/mips/mips.c (mips_expand_call): Remove redundant
5509 TARGET_MIPS16 check.
5510 (mips_arg_regno): New.
5511 (function_arg_advance): When setting bits in cum->fp_code for
5512 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5514 (function_arg): Use mips_arg_regno.
5515 (mips_return_mode_in_fpr_p): New.
5516 (mips16_call_stub_mode_suffix): New.
5517 (mips16_cfun_returns_in_fpr_p): New.
5518 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5519 (mips_output_function_prologue): Test mips16_hard_float, not
5520 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5521 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5522 return value into a floating-point register.
5523 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5524 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5525 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5526 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5527 word of double arguments from or to the high bits of 64-bit
5528 floating point registers.
5529 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5530 (mips16_fpret_double): New helper function.
5531 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5532 support for complex modes. Fill in DECL_RESULT for stubdecl.
5533 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5535 * config/mips/mips16.S
5536 (RET, ARG1, ARG2): New.
5537 (MERGE_GPRf, MERGE_GPRt): New.
5538 (DELAYt, DELAYf): New.
5539 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5540 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5541 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5542 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5543 (SFOP): Renamed to...
5544 (OPSF3): This, and macro-ified. Updated all uses.
5545 (SFOP2): Renamed to...
5546 (OPSF2): This, and macro-ified. Updated all uses.
5547 (SFCMP): Renamed to...
5548 (CMPSF): This, and macro-ified. Updated all uses.
5549 (SFREVCMP): Renamed to...
5550 (REVCMPSF): This, and macro-ified. Updated all uses.
5551 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5552 (LDDBL1, LDDBL2, RETDBL): Deleted.
5553 (DFOP): Renamed to...
5554 (OPDF3): This, and macro-ified. Updated all uses.
5555 (DFOP2): Renamed to...
5556 (OPDF2): This, and macro-ified. Updated all uses.
5557 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5558 (DFCMP): Renamed to...
5559 (CMPDF): This, and macro-ified. Updated all uses.
5560 (DFREVCMP): Renamed to...
5561 (REVCMPDF): This, and macro-ified. Updated all uses.
5562 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5563 (RET_FUNCTION): New.
5564 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5565 (__mips16_ret_sc, __mips16_ret_dc): New.
5566 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5567 STUB_ARGS_6, STUB_ARGS_10): New.
5568 (CALL_STUB_NO_RET): New.
5569 (__mips16_call_stub_1): Macro-ified.
5570 (__mips16_call_stub_5): Macro-ified.
5571 (__mips16_call_stub_2): Macro-ified.
5572 (__mips16_call_stub_6): Macro-ified.
5573 (__mips16_call_stub_9): Macro-ified.
5574 (__mips16_call_stub_10): Macro-ified.
5575 (CALL_STUB_RET): New.
5576 (__mips16_call_stub_sf_0): Macro-ified.
5577 (__mips16_call_stub_sf_1): Macro-ified.
5578 (__mips16_call_stub_sf_5): Macro-ified.
5579 (__mips16_call_stub_sf_2): Macro-ified.
5580 (__mips16_call_stub_sf_6): Macro-ified.
5581 (__mips16_call_stub_sf_9): Macro-ified.
5582 (__mips16_call_stub_sf_10): Macro-ified.
5583 (__mips16_call_stub_df_0): Macro-ified.
5584 (__mips16_call_stub_df_1): Macro-ified.
5585 (__mips16_call_stub_df_5): Macro-ified.
5586 (__mips16_call_stub_df_2): Macro-ified.
5587 (__mips16_call_stub_df_6): Macro-ified.
5588 (__mips16_call_stub_df_9): Macro-ified.
5589 (__mips16_call_stub_df_10): Macro-ified.
5590 (__mips16_call_stub_sc_0): New.
5591 (__mips16_call_stub_sc_1): New.
5592 (__mips16_call_stub_sc_5): New.
5593 (__mips16_call_stub_sc_2): New.
5594 (__mips16_call_stub_sc_6): New.
5595 (__mips16_call_stub_sc_9): New.
5596 (__mips16_call_stub_sc_10): New.
5597 (__mips16_call_stub_dc_0): New.
5598 (__mips16_call_stub_dc_1): New.
5599 (__mips16_call_stub_dc_5): New.
5600 (__mips16_call_stub_dc_2): New.
5601 (__mips16_call_stub_dc_6): New.
5602 (__mips16_call_stub_dc_9): New.
5603 (__mips16_call_stub_dc_10): New.
5605 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5606 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5607 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5609 2007-05-23 Ian Lance Taylor <iant@google.com>
5611 * doc/invoke.texi (Invoking GCC): Document that the order of the
5614 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5617 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5618 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5619 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5623 * config/score/score.c (score_print_operand): Make sure that only
5624 lower bits are used.
5626 2007-05-22 Ian Lance Taylor <iant@google.com>
5628 * tree-vrp.c (avoid_overflow_infinity): New static function,
5629 broken out of set_value_range_to_value.
5630 (set_value_range_to_value): Call avoid_overflow_infinity.
5631 (extract_range_from_assert): Likewise.
5633 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5636 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5637 change the type before looking for a COMPOUND_EXPR.
5639 2007-05-22 Ian Lance Taylor <iant@google.com>
5641 * lower-subreg.c (decompose_multiword_subregs): If we change an
5642 insn, call remove_retval_note on it.
5644 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5646 * regs.h (end_hard_regno): New function.
5647 (END_HARD_REGNO, END_REGNO): New macros.
5648 (add_to_hard_reg_set): New function.
5649 (remove_from_hard_reg_set): Likewise.
5650 (in_hard_reg_set_p): Likewise.
5651 (overlaps_hard_reg_set_p): Likewise.
5652 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5653 (note_btr_set): Use END_HARD_REGNO.
5654 * caller-save.c (setup_save_areas): Use end_hard_regno.
5655 (mark_set_regs): Use END_HARD_REGNO.
5656 (add_stored_regs): Use end_hard_regno.
5657 (mark_referenced_regs): Use add_to_hard_reg_set.
5658 * combine.c (update_table_tick): Use END_REGNO.
5659 (record_value_for_reg): Likewise.
5660 (record_dead_and_set_regs): Likewise.
5661 (get_last_value_validate): Likewise.
5662 (use_crosses_set_p): Likewise.
5663 (reg_dead_at_p_1): Likewise.
5664 (reg_dead_at_p): Likewise.
5665 (mark_used_regs_combine): Use add_to_hard_reg_set.
5666 (move_deaths): Use END_HARD_REGNO.
5667 (reg_bitfield_target_p): Use end_hard_regno.
5668 (distribute_notes): Use END_HARD_REGNO.
5669 * cse.c (mention_regs): Use END_REGNO.
5670 (insert): Use add_to_hard_reg_set.
5671 (invalidate): Use END_HARD_REGNO.
5672 (invalidate_for_call): Likewise.
5673 (exp_equiv_p): Use END_REGNO.
5674 (cse_insn): Likewise.
5675 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5676 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5677 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5678 * function.c (keep_stack_depressed): Use end_hard_regno.
5679 * global.c (global_alloc): Use end_hard_regno.
5680 (global_conflicts): Use add_to_hard_reg_set instead of
5682 (find_reg): Likewise.
5683 (mark_reg_store): Likewise.
5684 (mark_reg_conflicts): Likewise.
5685 (mark_reg_death): Use remove_from_hard_reg_set.
5686 (mark_reg_live_nc): Delete.
5687 (set_preference): Use end_hard_regno.
5688 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5689 remove_from_hard_reg_set.
5690 (post_mark_life): Use add_to_hard_reg_set.
5691 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5692 (reg_becomes_live): Use add_to_hard_reg_set.
5693 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5694 (peep2_find_free_register): Use add_to_hard_reg_set.
5695 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5696 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5697 * regrename.c (note_sets): Use add_to_hard_reg_set.
5698 (clear_dead_regs): Use remove_from_hard_reg_set.
5699 (regrename_optimize): Use add_to_hard_reg_set.
5700 (find_oldest_value_reg): Use in_hard_reg_set_p.
5701 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5702 (hard_reg_set_here_p): Use end_hard_regno.
5703 (decompose): Likewise.
5704 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5705 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5706 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5707 (mark_home_live): Use end_hard_regno.
5708 (spill_hard_reg): Likewise.
5709 (clear_reload_reg_in_use): Likewise.
5710 * reorg.c (delete_prior_computation): Use END_REGNO.
5711 * resource.c (update_live_status): Use END_HARD_REGNO.
5712 (mark_referenced_resources): Use add_to_hard_reg_set.
5713 (mark_set_resources): Likewise.
5714 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5715 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5716 (reg_overlap_mentioned_p): Likewise.
5717 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5718 (covers_regno_no_parallel_p): Use END_REGNO.
5719 (find_regno_note): Likewise.
5720 (find_reg_fusage): Use END_HARD_REGNO.
5721 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5722 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5724 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5726 * mode-switching.c (reg_dies): Change type of second argument to
5728 (optimize_mode_switching): Update accordingly.
5730 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5732 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5734 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5735 (hard_reg_set_empty_p): ...these new functions.
5736 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5737 GO_IF_HARD_REG_SUBSET.
5738 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5739 instead of GO_IF_HARD_REG_EQUAL.
5740 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5741 instead of GO_IF_HARD_REG_EQUAL.
5742 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5743 GO_IF_HARD_REG_SUBSET.
5744 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5745 GO_IF_HARD_REG_EQUAL.
5746 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5747 of GO_IF_HARD_REG_SUBSET.
5748 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5749 instead of GO_IF_HARD_REG_EQUAL.
5750 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5751 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5752 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5753 of GO_IF_HARD_REG_SUBSET,
5754 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5755 GO_IF_HARD_REG_SUBSET.
5756 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5757 instead of GO_IF_HARD_REG_EQUAL.
5758 * config/sh/sh.c (push_regs, calc_live_regs): Use
5759 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5760 (hard_regs_intersect_p): Delete.
5762 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5764 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5766 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5767 Richard Henderson <rth@redhat.com>
5769 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5771 (x86_64-*-*): Likewise.
5773 * i386/i386-modes.def (V2QI): New.
5775 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5777 (override_options): Support SSE4.1.
5778 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5779 (IX86_BUILTIN_BLENDPS): Likewise.
5780 (IX86_BUILTIN_BLENDVPD): Likewise.
5781 (IX86_BUILTIN_BLENDVPS): Likewise.
5782 (IX86_BUILTIN_PBLENDVB128): Likewise.
5783 (IX86_BUILTIN_PBLENDW128): Likewise.
5784 (IX86_BUILTIN_DPPD): Likewise.
5785 (IX86_BUILTIN_DPPS): Likewise.
5786 (IX86_BUILTIN_INSERTPS128): Likewise.
5787 (IX86_BUILTIN_MOVNTDQA): Likewise.
5788 (IX86_BUILTIN_MPSADBW128): Likewise.
5789 (IX86_BUILTIN_PACKUSDW128): Likewise.
5790 (IX86_BUILTIN_PCMPEQQ): Likewise.
5791 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5792 (IX86_BUILTIN_PMAXSB128): Likewise.
5793 (IX86_BUILTIN_PMAXSD128): Likewise.
5794 (IX86_BUILTIN_PMAXUD128): Likewise.
5795 (IX86_BUILTIN_PMAXUW128): Likewise.
5796 (IX86_BUILTIN_PMINSB128): Likewise.
5797 (IX86_BUILTIN_PMINSD128): Likewise.
5798 (IX86_BUILTIN_PMINUD128): Likewise.
5799 (IX86_BUILTIN_PMINUW128): Likewise.
5800 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5801 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5802 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5803 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5804 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5805 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5806 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5807 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5808 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5809 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5810 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5811 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5812 (IX86_BUILTIN_PMULDQ128): Likewise.
5813 (IX86_BUILTIN_PMULLD128): Likewise.
5814 (IX86_BUILTIN_ROUNDPD): Likewise.
5815 (IX86_BUILTIN_ROUNDPS): Likewise.
5816 (IX86_BUILTIN_ROUNDSD): Likewise.
5817 (IX86_BUILTIN_ROUNDSS): Likewise.
5818 (IX86_BUILTIN_PTESTZ): Likewise.
5819 (IX86_BUILTIN_PTESTC): Likewise.
5820 (IX86_BUILTIN_PTESTNZC): Likewise.
5821 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5822 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5823 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5824 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5825 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5827 (bdesc_sse_3arg): Likewise.
5828 (bdesc_2arg): Likewise.
5829 (bdesc_1arg): Likewise.
5830 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5832 (ix86_expand_sse_4_operands_builtin): New.
5833 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5834 smaller than 8 bits as the 2nd arg.
5835 (ix86_expand_sse_ptest): New.
5836 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5837 (ix86_expand_vector_set): Support SSE4.1.
5838 (ix86_expand_vector_extract): Likewise.
5840 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5841 __SSE4_1__ for -msse4.1.
5843 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5844 (UNSPEC_INSERTPS): Likewise.
5845 (UNSPEC_DP): Likewise.
5846 (UNSPEC_MOVNTDQA): Likewise.
5847 (UNSPEC_MPSADBW): Likewise.
5848 (UNSPEC_PHMINPOSUW): Likewise.
5849 (UNSPEC_PTEST): Likewise.
5850 (UNSPEC_ROUNDP): Likewise.
5851 (UNSPEC_ROUNDS): Likewise.
5853 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5855 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5856 (const_pow2_1_to_32768_operand): Likewise.
5858 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5861 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5863 (sse4_1_insertps): Likewise.
5864 (*sse4_1_extractps): Likewise.
5865 (sse4_1_ptest): Likewise.
5866 (sse4_1_mulv2siv2di3): Likewise.
5867 (*sse4_1_mulv4si3): Likewise.
5868 (*sse4_1_smax<mode>3): Likewise.
5869 (*sse4_1_umax<mode>3): Likewise.
5870 (*sse4_1_smin<mode>3): Likewise.
5871 (*sse4_1_umin<mode>3): Likewise.
5872 (sse4_1_eqv2di3): Likewise.
5873 (*sse4_1_pinsrb): Likewise.
5874 (*sse4_1_pinsrd): Likewise.
5875 (*sse4_1_pinsrq): Likewise.
5876 (*sse4_1_pextrb): Likewise.
5877 (*sse4_1_pextrb_memory): Likewise.
5878 (*sse4_1_pextrw_memory): Likewise.
5879 (*sse4_1_pextrq): Likewise.
5880 (sse4_1_blendpd): Likewise.
5881 (sse4_1_blendps): Likewise.
5882 (sse4_1_blendvpd): Likewise.
5883 (sse4_1_blendvps): Likewise.
5884 (sse4_1_dppd): Likewise.
5885 (sse4_1_dpps): Likewise.
5886 (sse4_1_movntdqa): Likewise.
5887 (sse4_1_mpsadbw): Likewise.
5888 (sse4_1_packusdw): Likewise.
5889 (sse4_1_pblendvb): Likewise.
5890 (sse4_1_pblendw): Likewise.
5891 (sse4_1_phminposuw): Likewise.
5892 (sse4_1_extendv8qiv8hi2): Likewise.
5893 (*sse4_1_extendv8qiv8hi2): Likewise.
5894 (sse4_1_extendv4qiv4si2): Likewise.
5895 (*sse4_1_extendv4qiv4si2): Likewise.
5896 (sse4_1_extendv2qiv2di2): Likewise.
5897 (*sse4_1_extendv2qiv2di2): Likewise.
5898 (sse4_1_extendv4hiv4si2): Likewise.
5899 (*sse4_1_extendv4hiv4si2): Likewise.
5900 (sse4_1_extendv2hiv2di2): Likewise.
5901 (*sse4_1_extendv2hiv2di2): Likewise.
5902 (sse4_1_extendv2siv2di2): Likewise.
5903 (*sse4_1_extendv2siv2di2): Likewise.
5904 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5905 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5906 (sse4_1_zero_extendv4qiv4si2): Likewise.
5907 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5908 (sse4_1_zero_extendv2qiv2di2): Likewise.
5909 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5910 (sse4_1_zero_extendv4hiv4si2): Likewise.
5911 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5912 (sse4_1_zero_extendv2hiv2di2): Likewise.
5913 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5914 (sse4_1_zero_extendv2siv2di2): Likewise.
5915 (*sse4_1_zero_extendv2siv2di2): Likewise.
5916 (sse4_1_roundpd): Likewise.
5917 (sse4_1_roundps): Likewise.
5918 (sse4_1_roundsd): Likewise.
5919 (sse4_1_roundss): Likewise.
5920 (mulv4si3): Don't expand for SSE4.1.
5921 (smax<mode>3): Likewise.
5922 (umaxv4si3): Likewise.
5923 (uminv16qi3): Likewise.
5924 (umin<mode>3): Likewise.
5925 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5927 * doc/extend.texi: Document SSE4.1 built-in functions.
5929 * doc/invoke.texi: Document -msse4.1.
5931 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5933 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5934 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5935 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5936 (ASM_SPEC): Add asm_pcrel_spec.
5937 (EXTRA_SPECS): Add asm_pcrel_spec.
5939 2007-05-21 David Daney <ddaney@avtrex.com>
5941 * doc/install.texi (Building a cross compiler): Add requirements
5942 for Java cross compiler.
5944 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5947 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5948 Add loopno argument. Use evolution_function_is_invariant_rec_p
5949 instead of evolution_function_is_constant_p.
5950 Update calls to evolution_function_is_affine_multivariate_p.
5951 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5952 Add loopno argument.
5953 * tree-scalar-evolution.c (gather_chrec_stats): Call
5954 evolution_function_is_affine_multivariate_p with a loop
5956 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5957 (analyze_overlapping_iterations): Likewise.
5958 (access_functions_are_affine_or_constant_p): Likewise.
5959 (build_classic_dist_vector_1): If the access functions
5960 are equal, don't do anything.
5962 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5963 Paolo Carlini <pcarlini@suse.de>
5964 Uros Bizjak <ubizjak@gmail.com>
5966 * c-cppbuiltin.c (c_cpp_builtins): Define
5967 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5968 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5969 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5970 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5972 2007-05-21 Mike Stump <mrs@apple.com>
5974 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5976 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5978 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5980 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5981 implementation if __OPTIMIZE__ is not defined.
5982 (_mm_alignr_pi8): Ditto.
5983 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5984 (_mm_inserti_si64): Ditto.
5985 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5986 (_mm_slli_epi16): Ditto.
5987 (_mm_slli_epi32): Ditto.
5988 (_mm_slli_epi64): Ditto.
5989 (_mm_srai_epi16): Ditto.
5990 (_mm_srai_epi32): Ditto.
5991 (_mm_srli_si128): Ditto.
5992 (_mm_slli_si128): Ditto.
5993 (_mm_srli_epi16): Ditto.
5994 (_mm_srli_epi32): Ditto.
5995 (_mm_srli_epi64): Ditto.
5996 (_mm_extract_epi16): Ditto.
5997 (_mm_insert_epi16): Ditto.
5998 (_mm_shufflehi_epi16): Ditto.
5999 (_mm_shufflelo_epi16): Ditto.
6000 (_mm_shuffle_epi32): Ditto.
6001 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
6003 (_mm_insert_pi16): Ditto.
6005 (_mm_shuffle_pi16): Ditto.
6007 (_mm_shufle_ps): Ditto.
6008 (_mm_prefetch): Ditto.
6010 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
6012 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
6013 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
6014 * real.c (encode_i370_single, decode_i370_single,
6015 encode_i370_double, decode_i370_double): Functions removed.
6016 (i370_single_format, i370_double_format): Initializations removed.
6017 (real_maxval, round_for_format, exact_real_truncate, significand_size):
6018 Consider the log2_b field to always be one.
6019 (ieee_single_format, mips_single_format, coldfire_single_format,
6020 ieee_double_format, mips_double_format, coldfire_double_format,
6021 ieee_extended_motorola_format, ieee_extended_intel_96_format,
6022 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
6023 ibm_extended_format, mips_extended_format, ieee_quad_format,
6024 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
6025 decimal_single_format, decimal_double_format, decimal_quad_format,
6026 c4x_single_format, c4x_extended_format, real_internal_format): Remove
6027 initialization of log2_b.
6028 * real.h (i370_single_format, i370_double_format): Declarations
6030 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
6031 field to always be one.
6033 2007-05-21 Andreas Schwab <schwab@suse.de>
6035 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
6036 NOTE_INSN_BASIC_BLOCK_P.
6037 (process_for_unwind_directive): Likewise.
6039 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
6041 * builtins.c (expand_builtin_setjmp_setup): Update comment.
6042 * function.h (struct function): Move va_list_gpr_size,
6043 va_list_fpr_size, function_frequency to front of bitfields. Add
6045 (current_function_calls_unwind_init): New.
6046 * except.c (expand_builtin_unwind_init): Set
6047 current_function_calls_unwind_init not
6048 current_function_has_nonlocal_label.
6049 * reload1.c (has_nonexceptional_receiver): New.
6050 (reload): Use it and current_function_calls_unwind_init to
6051 determine whether call-saved regs must be saved.
6053 2007-05-20 Jan Hubicka <jh@suse.cz>
6055 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
6056 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6057 * ddg.c (create_ddg): LIkewise.
6058 * final.c (final): Remove hunk moving line number notes around since
6059 they are no longer present at this stage.
6060 (final_scan_insn): Use NOTE_KIND instead of
6061 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6062 (output_asm_label): Likewise.
6063 * reorg.c (dbr_schedule): Likewise.
6064 * haifa-sched.c (unlink_other_notes): Likewise.
6065 * mode-switching.c (optimize_mode_switching): Likewise.
6066 * graph.c (start_bb): Likewise.
6067 * rtl.def (NOTE): Update description.
6068 * jump.c (squeeze_notes): Delete.
6069 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
6070 NOTE_INSN_BASIC_BLOCK_P when possible.
6071 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
6072 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
6073 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
6074 (dwarf2out_var_location): Likewise.
6075 * cfgbuild.c (make_edges): Likewise.
6076 (find_basic_blocks_1): Likewise.
6077 * function.c (reorder_blocks_1): Likewise.
6078 (epilogue_done): Likewise.
6079 (reposition_prologue_and_epilogue_notes): Likewise.
6080 * print-rtl.c (print_rtx): Likewise; drop code for printing
6082 (print_rtl): Likewise.
6083 (print_rtl_single): Likewise.
6084 * gcse.c (insert_insn_start_bb): Likewise.
6085 * alias.c (init_alias_analysis): Likewise.
6086 * calls.c (fixup_tail_calls): Likewise.
6087 * except.c (sjlj_emit_function_enter): Likewise.
6088 * emit-rtl.c (add_insn_after): Likeiwse.
6089 (emit_label_before): Likewise.
6090 (emit_label_after): Likewise.
6091 (emit_note_before, emit_note_after, emit_note): Update
6092 parameter to be enum insn_note; do not deal with source
6094 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
6095 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
6097 (merge_blocks_move_successor_nojumps): Simplify now when
6098 we don't have BLOCK notes.
6099 (try_optimize_cfg): Likewise.
6100 * cfglayout.c (skip_insns_after_block): Likewise.
6101 (record_effective_endpoints): Likewise.
6102 (duplicate_insn_chain): Likewise.
6103 * varasm.c (output_constant_pool_1): Likewise.
6104 * sched-deps.c (sched_analyze): Likewise.
6105 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
6107 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
6108 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
6109 (SET_INSN_DELETED): Simplify.
6110 (NOTE_LINE_NUMBER): Exterminate.
6111 (NOTE_LINE_KIND): New.
6112 (NOTE_INSN_BASIC_BLOCK_P): Update.
6113 (enum insn_note): Simplify.
6114 (GET_NOTE_INSN_NAME) Simplify.
6115 (emit_note_before, emit_note_after, emit_note): Update prototype.
6116 (squeeze_notes): Remove.
6117 * sched-int.h (NOTE_NOT_BB_P): Update.
6118 * resource.c (mark_target_live_regs): Update.
6119 * sched-rgn.c (debug_dependencies): Update.
6120 * sched-vis.c (print_insn): Update.
6121 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
6122 * config/i386/i386.c (ix86_output_function_epilogue): Update.
6123 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
6124 (TARGET_ADJUST_UNROLL_MAX): Likewise.
6125 (split_branches): Update.
6126 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
6128 (sh_adjust_unroll_max): Exterminate.
6129 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
6130 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
6131 (m68hc11_reorg): Likewise.
6132 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
6133 (emit_predicate_relation_info): Update.
6134 (process_for_unwind_directive): Update.
6135 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
6136 (output_call): Update.
6137 * config/pa/pa.c (output_lbranch): Update.
6138 (output_millicode_call): Update.
6139 (output_call): Update.
6140 (pa_combine_instructions): Update.
6141 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
6142 * config/bfin/bfin.c (gen_one_bundle): Update.
6143 * cfgrtl.c (can_delete_note_p): Update.
6144 (delete_insn): Update.
6145 (rtl_merge_blocks): Update.
6146 (commit_one_edge_insertion): Update.
6147 (rtl_verify_flow_info): Update.
6148 * stmt.c (expand_case): Do not call squeeze_notes.
6150 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6157 * c.opt (Wtype-limits): New.
6158 * doc/invoke.texi (Wtype-limits): Document it.
6159 (Wextra): Enabled by -Wextra.
6160 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6161 * c-common.c (shorten_compare): Warn with Wtype-limits.
6163 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6165 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
6166 inlined function, not as a macro.
6167 (_mm_alignr_pi8): Ditto.
6168 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
6169 (_mm_inserti_si64): Ditto.
6170 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
6171 (_mm_extract_epi16): Ditto.
6172 (_mm_insert_epi16): Ditto.
6173 (_mm_shufflehi_epi16): Ditto.
6174 (_mm_shufflelo_epi16): Ditto.
6175 (_mm_shuffle_epi32): Ditto.
6176 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
6177 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
6179 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
6181 (_m_to_float): Use C89 compatible assignment.
6183 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
6186 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
6188 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6191 * doc/invoke.texi (Wreturn-type): Complete description.
6192 (Wextra): Delete item about return-type warning.
6193 * c-decl.c: Delete redundant Wextra warning.
6195 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
6198 * config/i386/pmmintrin.h: Do not include xmmintrin.h
6199 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6200 inlined function, not as a macro.
6201 (_mm_prefetch): Ditto.
6203 (_mm_insert_pi16): Ditto.
6205 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
6206 (_m_pshufw): Ditto. Add const to __N argument.
6207 (_mm_shufle_ps): Ditto. Add const to __mask argument.
6208 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
6209 (_mm_slli_epi32): Ditto.
6210 (_mm_srli_si128): Implement as always inlined function, not as a
6211 macro. Add __inline to function declaration.
6212 (_mm_slli_si128): Ditto.
6214 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
6216 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
6217 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
6219 (struct fenv): New structure.
6220 (FP_HANDLE_EXCEPTIONS): New define.
6221 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
6222 (_FP_DECL_EXP): New define.
6223 (FP_INIT_ROUNDMODE): New define.
6224 (FP_ROUNDMODE): New define.
6226 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6228 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
6229 (Wconversion): Update description.
6230 (Wconversion-sign): New.
6231 * c.opt (Wconversion-sign): New.
6232 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
6233 means disabled for C++. Otherwise, take the status of Wconversion.
6234 * c-common.c (conversion_warning): Warn with either Wconversion or
6236 (warnings_for_convert_and_check): Conditions are already checked by
6238 (convert_and_check): Don't check warnings if the conversion failed.
6240 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
6241 Anatoly Sokolov <aesok@dol.ru>
6243 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
6244 avr_epilogue_uses) : Add declaration.
6245 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
6246 * config/avr/constraints.md (R): New constraint.
6247 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
6248 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
6249 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
6250 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
6251 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
6252 call_prologue_saves, epilogue_restores, return_from_epilogue,
6253 return_from_main_epilogue, return_from_interrupt_epilogue,
6254 return_from_naked_epilogue, prologue, epilogue): New patterns.
6255 (jump): Handle symbol reference.
6256 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
6257 avr_output_function_prologue, avr_output_function_epilogue): Remove
6259 (avr_init_machine_status, expand_prologue, expand_epilogue,
6260 avr_asm_function_end_prologue, avr_epilogue_uses,
6261 avr_asm_function_begin_epilogue): New functions.
6262 (prologue_size, epilogue_size, jump_tables_size): Remove global
6264 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
6265 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
6266 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
6267 (avr_override_options): Initialise init_machine_status.
6268 (output_movhi): Handle all stack pointer loads.
6269 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
6270 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
6271 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
6272 (EPILOGUE_USES) Redefine.
6273 (machine_function) Declare.
6275 2007-05-19 Richard Sandiford <richard@codesourcery.com>
6277 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
6278 Use a single return statement.
6280 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6283 * builtins.c (do_mpfr_lgamma_r): New.
6284 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6285 * tree.h (CASE_FLT_FN_REENT): New.
6287 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6289 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6290 (output_die): Use 'unsigned long' with %x.
6291 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6292 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6293 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6295 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6297 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6302 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6303 true if function has no argument.
6305 2007-05-18 DJ Delorie <dj@redhat.com>
6307 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6308 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6310 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6312 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6313 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6314 count_trailing_zeros.
6315 (__i386__): Implement count_leading_zeros using __builtin_clz().
6316 Implement count_trailing_zeros usign __builtin_ctz().
6318 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6320 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6322 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6325 * expr.c (emit_move_change_mode): Change mode of push operands here.
6327 2007-05-17 Ian Lance Taylor <iant@google.com>
6329 PR tree-optimization/31953
6330 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6332 (set_value_range_to_null): Call set_value_range_to_value.
6333 (extract_range_from_comparison): Likewise.
6335 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6337 * toplev.c (print_version): Output GMP/MPFR version info.
6339 * builtins.c (CASE_MATHFN_REENT): New macro.
6340 (mathfn_built_in): Use it.
6341 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6342 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6343 BUILT_IN_LGAMMAL_R): New.
6344 * doc/extend.texi: Document new builtins.
6347 * builtins.c (do_mpfr_remquo): New.
6348 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6349 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6352 * builtins.c (fold_builtin_1): Handle y0, y1.
6353 (fold_builtin_2): Handle yn.
6356 * builtins.c (do_mpfr_bessel_n): New.
6357 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6358 (fold_builtin_2): Handle BUILT_IN_JN.
6360 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6363 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6364 TYPE_PRECISION (intmax_type_node).
6366 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6369 * reload.c (subst_reloads): Remove checking.
6371 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6373 PR rtl-optimization/31691
6374 * combine.c (simplify_set): Build a new src pattern instead of
6375 substituting its operands in the COMPARE case.
6377 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6379 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6380 (execute_vrp): Preserve loops through jump threading.
6381 * tree-ssa-threadupdate.c (thread_single_edge,
6382 dbds_continue_enumeration_p, determine_bb_domination_status,
6383 thread_through_loop_header): New functions.
6384 (create_edge_and_update_destination_phis,
6385 create_edge_and_update_destination_phis): Set loops for the new blocks.
6386 (prune_undesirable_thread_requests): Removed.
6387 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6389 (thread_block): Do not call prune_undesirable_thread_requests.
6391 (mark_threaded_blocks): Select edges to thread here.
6392 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6393 Thread edges through loop headers independently.
6394 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6395 * tree-pass.h (TODO_mark_first_instance): New.
6396 (first_pass_instance): Declare.
6397 * cfghooks.c (duplicate_block): Put the block to the original loop
6398 if copy is not specified.
6399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6400 jump threading. Pass may_peel_loop_headers to
6401 thread_through_all_blocks according to first_pass_instance.
6402 * cfgloop.h (create_preheader): Declare.
6403 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6404 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6405 * passes.c (first_pass_instance): New variable.
6406 (next_pass_1): Set TODO_mark_first_instance.
6407 (execute_todo): Set first_pass_instance.
6409 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6411 PR tree-optimization/24659
6412 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6413 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6414 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6415 OTI_vec_pack_ufix_trunc.
6416 (vec_unpacks_float_hi_optab): Define new macro.
6417 (vec_unpacks_float_lo_optab): Ditto.
6418 (vec_unpacku_float_hi_optab): Ditto.
6419 (vec_unpacku_float_lo_optab): Ditto.
6420 (vec_pack_sfix_trunc_optab): Ditto.
6421 (vec_pack_ufix_trunc_optab): Ditto.
6422 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6423 and vec_pack_[s|u]fix_trunc_optab using
6424 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6425 * tree-vectorizer.c (supportable_widening_operation): Handle
6426 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6427 (supportable_narrowing_operation): New function.
6428 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6429 * tree-vect-transform.c (vectorizable_conversion): Handle
6430 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6431 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6432 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6433 to check for target support.
6434 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6435 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6436 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6437 for VEC_PACK_FIX_TRUNC_EXPR.
6438 (expand_binop): Special case mode of the result for
6439 vec_pack_[u|s]fix_trunc_optab.
6440 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6441 vec_pack_[u|s]fix_trunc_optab.
6443 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6444 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6445 * tree-pretty-print.c (dump_generic_node): Handle
6446 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6447 VEC_PACK_FIX_TRUNC_EXPR.
6449 * expr.c (expand_expr_real_1): Ditto.
6450 * tree-inline.c (estimate_num_insns_1): Ditto.
6451 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6453 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6454 (vec_unpacks_float_lo_v8hi): Ditto.
6455 (vec_unpacku_float_hi_v8hi): Ditto.
6456 (vec_unpacku_float_lo_v8hi): Ditto.
6457 (vec_unpacks_float_hi_v4si): Ditto.
6458 (vec_unpacks_float_lo_v4si): Ditto.
6459 (vec_pack_sfix_trunc_v2df): Ditto.
6461 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6463 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6464 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6465 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6466 [vec_pack_ufix_trunc]: Ditto.
6467 [vec_unpacks_float_hi]: Ditto.
6468 [vec_unpacks_float_lo]: Ditto.
6469 [vec_unpacku_float_hi]: Ditto.
6470 [vec_unpacku_float_lo]: Ditto.
6472 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6474 * soft-fp/README: Update for new files.
6475 * soft-fp/floattisf.c: New file.
6476 * soft-fp/floattidf.c: New file.
6477 * soft-fp/floattitf.c: New file.
6478 * soft-fp/floatuntisf.c: New file.
6479 * soft-fp/floatuntidf.c: New file.
6480 * soft-fp/floatuntitf.c: New file.
6481 * soft-fp/fixsfti.c: New file.
6482 * soft-fp/fixdfti.c: New file.
6483 * soft-fp/fixtfti.c: New file.
6484 * soft-fp/fixunssfti.c: New file.
6485 * soft-fp/fixunsdfti.c: New file.
6486 * soft-fp/fixunstfti.c: New file.
6487 * soft-fp/extendxftf.c: New file.
6488 * soft-fp/trunctfxf.c: New file.
6490 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6491 (__trunctfxf2): Ditto.
6493 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6494 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6495 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6496 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6497 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6498 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6500 * config/i386/t-fprules-softfp64: New file.
6501 * config/i386/sfp-machine.h: New file.
6502 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6503 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6504 and soft-fp/t-softfp to tmake_file.
6505 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6506 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6508 * config/i386/t-linux64 (softfp_wrap_start): New.
6509 (softfp_wrap_end): New.
6510 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6511 supported for TARGET_64BIT.
6513 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6515 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6516 c_common_unsigned_type behavior.
6518 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6520 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6523 2007-05-16 Eric Christopher <echristo@apple.com>
6525 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6526 saving after stack push. Set sp_offset whenever we push.
6527 (rs6000_emit_epilogue): Move altivec register restore before
6530 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6532 * configure.ac: Allow sysroots to be relocated under $prefix as
6533 well as $exec_prefix.
6534 * configure: Regenerate.
6536 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6540 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6542 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6543 (gcc_tooldir): Likewise.
6544 * configure: Regenerate.
6545 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6546 old configure.ac gcc_tooldir setting.
6547 (prefix_to_exec_prefix): New variable.
6548 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6549 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6551 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6553 * c-typeck.c (build_binary_op): Return early for error.
6555 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6557 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6558 struct nb_iter_bound.
6559 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6560 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6561 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6562 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6563 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6564 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6565 (del_scev_info): Use ggc_free.
6566 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6567 * loop-init.c: Include ggc.h.
6568 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6569 (loop_optimizer_finalize): Use ggc_free.
6570 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6571 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6572 pass_iv_optimize): Add TODO_ggc_collect.
6573 * function.h (struct function): Remove skip marker from
6575 * cfgloop.c: Include ggc.h.
6576 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6578 (establish_preds): Vector superloops is gc allocated.
6579 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6581 (flow_loops_find): Vector larray is gc allocated.
6582 (loop_exit_free): Use ggc_free.
6583 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6584 that head of exits list is now not a part of struct loop.
6585 (record_loop_exits): Allocate exits table in gc memory.
6586 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6587 that head of exits list is now not a part of struct loop.
6588 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6589 struct loop_exit): Add GTY marker.
6590 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6591 Add skip marker to aux field. Make head of exits list a separate
6593 (struct loops): Add GTY marker. Make larray vector gc allocated.
6594 Add param marker to exits table.
6595 (get_loops): Type changed.
6596 * Makefile.in (tree-scalar-evolution.o): Add
6597 gt-tree-scalar-evolution.h dependency.
6598 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6599 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6600 * basic-block.h (struct basic_block_def): Remove skip marker from
6603 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6605 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6606 of 0 in the call to expand_expr().
6607 (expand_builtin_mathfn_3): Ditto.
6608 (expand_builtin_interclass_mathfn): Ditto.
6609 (expand_builtin_cexpi): Ditto.
6610 (expand_builtin_int_roundingfn): Ditto.
6611 (expand_builtin_int_roundingfn_2): Ditto.
6612 (expand_builtin_pow): Ditto.
6613 (expand_builtin_powi): Ditto.
6614 (expand_builtin_bswap): Ditto.
6615 (expand_builtin_unop): Ditto.
6616 (expand_builtin_fabs): Ditto.
6617 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6618 the call to expand_expr().
6619 (expand_builtin_sync_operation): Ditto.
6620 (expand_builtin_compare_and_swap): Ditto.
6621 (expand_builtin_lock_test_and_set): Ditto.
6622 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6623 instead of 0 in the call to expand_expr().
6624 (expand_builtin_extract_return_addr): Ditto.
6625 (expand_builtin_eh_return): Ditto.
6626 (expand_eh_return): Ditto.
6627 * explow.c (expr_size): Ditto.
6628 * expr.c (optimize_bitfield_assignment_op): Ditto.
6629 (expand_assignement): Ditto.
6630 (store_expr): Ditto.
6631 (store_field): Ditto.
6632 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6633 the call to expand_expr().
6634 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6635 in the call to expand_expr().
6636 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6637 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6638 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6640 * optabs.c (expand_vec_shift_expr): Ditto.
6641 (expand_vec_cond_expr): Ditto.
6642 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6643 call to expand_expr().
6644 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6645 in the call to expand_expr().
6647 2007-05-14 Dave Korn <dave.korn@artimi.com>
6649 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6651 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6653 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6654 instead of c_common_unsigned_type.
6655 (c_common_unsigned_type): Remove.
6656 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6657 c_common_unsigned_type.
6658 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6659 c_common_unsigned_type.
6660 * c-common.h (c_common_unsigned_type): Remove.
6661 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6662 c_common_unsigned_type.
6663 * c-format.c (check_format_types): Use unsigned_type_for instead of
6664 c_common_unsigned_type.
6665 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6666 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6667 of c_common_unsigned_type.
6668 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6669 lang_hooks.types.unsigned_type.
6670 * expmed.c (make_tree): Use unsigned_type_for instead of
6671 lang_hooks.types.unsigned_type.
6672 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6673 lang_hooks.types.unsigned_type.
6674 (build_range_check): Likewise.
6675 (fold_unary): Likewise.
6676 (fold_binary): Likewise.
6677 (fold_ternary): Likewise.
6678 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6679 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6680 * tree.c (get_unsigned_type): New.
6681 (unsigned_type_for): Use get_unsigned_type instead of
6682 lang_hooks.types.unsigned_type.
6684 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6686 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6687 to m68k_get_function_kind. Update its prototype.
6688 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6690 (m68k_interrupt_function_p): Return enum m68k_function_type
6691 instead of bool. Rename to m68k_get_function_kind.
6692 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6694 (m68k_compute_frame_layout): Don't mark any register for save
6695 if an interrupt_thread attribute is specified.
6696 (m68k_hard_regno_rename_ok): Update a use of
6697 m68k_interrupt_function_p.
6698 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6699 m68k_interrupt_function_p.
6700 (m68k_function_type): New.
6701 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6702 for a function with an interrupt_thread attribute.
6703 * doc/extend.texi: Document the interrupt_thread attribute.
6705 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6707 Fix PR tree-optimization/31911
6708 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6709 if they didn't change the expression.
6711 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6713 * tree-scalar-evolution.c (resolve_mixers): Exported.
6714 * tree-scalar-evolution.h (resolve_mixers): Declare.
6715 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6716 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6717 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6718 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6719 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6720 strip_conversion, analyze_offset_expr, address_analysis,
6721 object_analysis, analyze_offset): Removed.
6722 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6723 split_constant_offset, canonicalize_base_object_address,
6724 object_address_invariant_in_loop_p, disjoint_objects_p,
6725 dr_may_alias_p, dr_address_invariant_p): New functions.
6726 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6727 and dr_analyze_alias.
6728 (initialize_data_dependence_relation): Use dr_may_alias_p
6729 and object_address_invariant_in_loop_p.
6730 (compute_self_dependence): Handle the case when
6731 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6732 (find_data_references_in_stmt): Restrict the analysis of data
6733 references to the given loop nest.
6734 (find_data_references_in_loop): Made static. Pass loop nest to
6735 find_data_references_in_stmt.
6736 (compute_data_dependences_for_loop): Use DR_VOPS.
6737 (free_data_ref): Free DR_VOPS.
6738 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6739 (struct innermost_loop_behavior): ... new.
6740 (struct base_object_info): Replaced by ...
6741 (struct indices): ... new.
6742 (struct dr_alias): New.
6743 (enum data_ref_type): Removed.
6744 (struct data_reference): Consist of struct innermost_loop_behavior,
6745 struct indices and struct dr_alias.
6746 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6747 (DR_MEMTAG): Renamed to ...
6748 (DR_SYMBOL_TAG): ... this.
6749 (find_data_references_in_loop): Declaration removed.
6750 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6751 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6752 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6753 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6755 2007-05-13 Revital Eres <eres@il.ibm.com>
6757 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6758 which walks virtual def-use chains to find redundant stores.
6759 (dse_optimize_stmt): Call it.
6761 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6763 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6764 * passes.c (init_optimization_passes): Move pass_jump_bypass
6767 * basic-block.h (bb_has_eh_pred): Fix style issue.
6769 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6771 PR rtl-optimization/31848
6772 * loop-invariant.c (move_invariant_reg): If we move an insn
6773 with a REG_EQUAL note, and that insn is not always executed,
6774 remove the REG_EQUAL note.
6776 2007-05-12 Richard Guenther <rguenther@suse.de>
6778 PR tree-optimization/31797
6779 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6780 propagate into a stmt that has volatile ops.
6782 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6784 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6785 (gcc_tooldir): Likewise.
6786 * configure: Regenerate.
6787 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6788 old configure.ac gcc_tooldir setting.
6789 (prefix_to_exec_prefix): New variable.
6790 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6791 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6793 2007-05-11 Silvius Rus <rus@google.com>
6795 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6796 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6797 * c-common.h (strict_aliasing_warning): Change return type.
6798 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6799 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6800 (build_c_cast): Condition call to strict_aliasing_warning.
6801 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6802 * flags.h (set_Wstrict_aliasing): Declare.
6803 * opts.c (set_Wstrict_alising): Define, add call to.
6804 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6805 * tree-ssa-alias-warnings.c: New file.
6806 * tree-ssa-alias.c (compute_may_aliases): Add call to
6807 strict_aliasing_warning_backend.
6809 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6811 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6812 Use loop_depth and loop_outer accessor functions.
6813 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6814 determine_invariantness_stmt, move_computations_stmt): Ditto.
6815 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6816 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6817 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6818 * tree-scalar-evolution.c (interpret_loop_phi,
6819 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6820 instantiate_parameters_1, scev_const_prop): Ditto.
6821 * cfghooks.c (make_forwarder_block): Ditto.
6822 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6823 * modulo-sched.c (loop_canon_p): Ditto.
6824 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6825 slpeel_can_duplicate_loop_p): Ditto.
6826 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6827 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6828 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6829 cancel_loop, verify_loop_structure): Ditto.
6830 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6831 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6832 superloops vector instead of "pred" array.
6833 (establish_preds): Take father loop as an argument. Initialize the
6835 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6836 Do not initialize loop->outer.
6837 (flow_loop_tree_node_remove): Truncate the superloops vector.
6838 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6839 "pred" merged to "superloops" vector.
6840 (loop_depth, loop_outer): New.
6841 (fel_init): Use loop_outer.
6843 2007-05-11 Jan Hubicka <jh@suse.cz>
6845 * cgraphunit.c: Include gt-cgraphunit.h
6846 (static_ctors, static_dtors): New static vars.
6847 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6848 based on implementation in c-common.c
6849 (cgraph_finalize_function): Call record_cdtor_fn.
6850 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6851 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6852 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6853 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6854 build_cdtor, c_build_cdtor_fns): Remove.
6855 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6856 c_build_cdtor_fns): Remove prototype.
6858 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6861 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6862 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6863 * builtins.c (fold_builtin_memchr): New.
6864 (expand_builtin_memchr): Call the latter.
6865 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6866 * doc/extend.texi ([Other built-in functions provided by GCC]):
6869 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6871 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6872 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6873 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6874 PFPO_OP1_TYPE_SHIFT): Constants added.
6875 (DFP_ALL): Mode macro defined.
6876 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6877 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6878 Insn definitions added.
6879 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6880 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6883 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6885 PR tree-optimization/31885
6886 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6887 NULL_TREE to be undetermined.
6888 (automatically_generated_chrec_p): Return false for NULL.
6890 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6892 * config/bfin/bfin.h (MOVE_RATIO): Define.
6894 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6896 * config.gcc (sparc-wrs-vxworks): New target.
6897 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6898 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6899 * config/sparc/sparc.h: Include vxworks-dummy.h.
6900 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6901 include LABEL_REFs too.
6902 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6903 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6905 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6907 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6908 (sparc_emit_call_insn): New function.
6909 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6910 functions when generating VxWorks PIC.
6911 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6912 (call, call_value): Use sparc_emit_call_insn instead of
6915 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6917 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6919 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6921 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6922 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6923 split_double instead of operand_subword.
6925 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6927 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6928 * config/bfin/bfin.c (bfin_local_alignment): New function.
6929 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6931 2007-05-08 Chao-ying Fu <fu@mips.com>
6933 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6934 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6935 (smsub_widen_optab, umsub_widen_optab): Define.
6936 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6938 * genopinit.c (optabs): Fill in smsub_widen_optab and
6940 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6941 and umsub_widen_optab to implement multiply-subtract sequences.
6942 * config/mips/mips.md (*msac<u>_di): Rename to...
6943 (<u>msubsidi4): ...this. Extend condition to include
6944 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6945 of operand 0 to "ka" and use the three-operand form of msub<u>
6947 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6950 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6952 PR rtl-optimization/28011
6953 * reload.c (push_reload): Set dont_share if IN appears in OUT
6954 also when IN is a PLUS rtx.
6955 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6958 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6960 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6961 call unshare_all_decls.
6962 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6963 (unshare_all_decls): Remove.
6965 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6968 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6971 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6972 Nigel Stephens <nigel@mips.com>
6974 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6975 Update comments and all uses.
6976 (MIN_FPRS_PER_FMT): Define.
6977 * config/mips/mips.c (function_arg): Fix to correctly handle
6978 the -mips32r2 -mfp64 -mabi=32 case.
6979 (override_options): Enable use of odd-numbered registers for
6980 SFmode values on MIPS32.
6981 (mips_save_reg_p): Save whole floating-point register pair if
6982 either half is used.
6983 (compute_frame_size): Fix comment.
6985 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6987 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6988 argument of type bool.
6989 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6990 argument. Safely select temporary P register according to it.
6991 (do_link): Change call site of add_to_reg accordingly.
6992 (do_unlink): Add epilogue_p as a fourth argument and pass it
6994 (expand_interrupt_handler_epilogue): Change call of do_unlink
6996 (bfin_expand_prologue): Add a third argument sibcall_p.
6997 * config/bfin/bfin.md (epilogue): Change call of
6998 bfin_expand_epilogue accordingly.
6999 (sibcall_epilogue): Likewise.
7000 (eh_return_internal): Likewise.
7002 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
7003 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
7004 * config/bfin/bfin.c (bfin_handle_option): Handle
7005 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
7006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
7007 Support bf534, bf536 and bf561.
7008 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
7010 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
7013 * config/i386/i386.c (ix86_function_regparm): Process local
7014 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
7016 2007-05-07 Mike Stump <mrs@apple.com>
7018 * doc/invoke.texi (Warning Options): Document that -Wempty-body
7019 also checks for and while statements in C++.
7021 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
7023 * gcc.c (at_file_supplied): New variable.
7024 (main): Set it if we expanded argv.
7025 (do_spec_1): Pass an @-file to the linker if we were called with
7026 an @-file argument and HAVE_GNU_LD.
7027 * collect2.c (at_file_supplied): New variable.
7028 (response_file): New variable.
7029 (collect_exit): Unlink response_file if necessary.
7030 (handler): Likewise.
7031 (do_wait): Likewise.
7032 (main): Set at_file_supplied if we expanded argv.
7033 (collect_execute): Pass an @-file to subprocesses if we were called
7034 with an @-file argument.
7035 * configure.ac: Add define for HAVE_GNU_LD.
7036 * configure: Regenerate.
7037 * config.in: Regenerate.
7039 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
7041 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
7047 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
7049 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7050 (TARGET_ENCODE_SECTION_INFO): Re-define.
7051 (m32c_encode_section_info): New
7052 (function_vector_handler): New
7053 (current_function_special_page_vector): New
7054 (m32c_special_page_vector_p): New.
7055 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
7057 * config/m32c/jump.md: Added instruction JSRS for functions
7058 with attribute "function_vector".
7059 * doc/extend.texi (function_vector): Added description
7060 for M16C, M32C targets.
7062 2007-05-07 DJ Delorie <dj@redhat.com>
7065 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
7066 ashrpsi3, lshrpsi3): Update shift count constraint.
7068 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
7069 Nathan Froyd <froydnj@codesourcery.com>
7072 * c-incpath.c (add_path): Strip trailing path separators.
7074 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
7076 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
7077 Free dominance info before purging EH edges.
7078 (eliminate_degenerate_phis): Likewise.
7079 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
7081 2007-05-07 Jan Hubicka <jh@suse.cz>
7083 * gimplify.c (gimplify_expr): Do not crash when folding
7084 (void *)(int)&a + 4.
7086 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7089 * c-opts.c (lang_fortran): Make it non static.
7090 * c-common.h (lang_fortran): New prototype.
7091 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
7092 -lang-fortran option was passed by the driver.
7094 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
7096 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
7097 of ASSERT_CHECKING. Tweak message.
7099 2007-05-06 Revital Eres <eres@il.ibm.com>
7102 * loop-unroll.c (insert_var_expansion_initialization):
7103 Initialize the expansions with -zero instead of +zero.
7105 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
7107 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
7108 into pic and non-pic versions. Mark r19 as used for
7109 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
7110 for tgd_load, tld_load and tie_load .
7111 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
7112 version of tgd_load, tld_load and tie_load depending on the
7115 2007-05-04 Ulrich Drepper <drepper@redhat.com>
7116 Jakub Jelinek <jakub@redhat.com>
7118 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
7119 (__do_global_dtors_aux): Use more paranoid loop to run
7120 destructors if HIDDEN_DTOR_LIST_END.
7121 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
7123 2007-05-04 Jakub Jelinek <jakub@redhat.com>
7125 * varasm.c (align_variable): Don't increase alignment for
7126 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
7127 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
7129 2007-05-04 Josh Conner <jconner@apple.com>
7131 * basic-block.h (cdi_direction): Assign values to all enumeration
7133 (dom_computed): Remove.
7134 (dom_info_state): New.
7135 (set_dom_info_availability): New.
7136 * tree-ssa-loop-im.c (determine_invariantness): Initialize
7137 walk_data.dom_direction.
7138 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
7139 instead of dom_computed[].
7140 (split_edge): Likewise.
7141 (create_basic_block): Likewise.
7142 (merge_blocks): Likewise.
7143 * ifcvt.c (find_if_header): Likewise.
7144 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
7145 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7146 * tree-ssa.c (verify_ssa): Likewise.
7147 * tree-cfg.c (tree_verify_flow_info): Likewise.
7148 (remove_edge_and_dominated_blocks): Likewise.
7149 * dominance.c (dom_computed): Make static.
7150 (calc_dfs_tree_nonrec): Change third param to a bool.
7151 (calc_dfs_tree): Change second param to a bool.
7152 (calc_idioms): Change second param to a bool. Use
7153 dom_convert_dir_to_idx.
7154 (init_dom_info): Validate dir before using.
7155 (dom_convert_dir_to_idx): New.
7156 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
7157 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
7158 (free_dominance_info): Use dom_convert_dir_to_idx.
7159 (get_immediate_dominator): Likewise.
7160 (set_immediate_dominator): Likewise.
7161 (get_dominated_by): Likewise.
7162 (redirect_immediate_dominators): Likewise.
7163 (nearest_common_denominator): Likewise.
7164 (dominated_by_p): Likewise.
7165 (bb_dom_dfs_in): Likewise.
7166 (bb_dom_dfs_out): Likewise.
7167 (recount_dominator): Likewise.
7168 (iterate_fix_dominators): Likewise.
7169 (add_to_dominance_info): Likewise.
7170 (delete_from_dominance_info): Likewise.
7171 (first_dom_son): Likewise.
7172 (next_dom_son): Likewise.
7173 (dom_info_available_p): Likewise.
7174 (dom_info_state): New.
7175 (set_dom_info_availability): New.
7177 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7179 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
7181 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
7183 2007-05-04 Bob Wilson <bob.wilson@acm.org>
7185 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
7186 (subdi3, subdi_carry): Delete.
7188 2007-05-04 Jan Hubicka <jh@suse.cz>
7189 Richard Guenther <rguenther@suse.de>
7191 * opts.c (decode_options): Do not fiddle with inlining
7192 parameters in case of optimizing for size.
7193 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
7194 for size do nothing.
7195 (cgraph_decide_inlining_of_small_function): When optimizing for
7196 size never inline functions increasing caller size.
7197 (cgraph_early_inlining): Inline for size when optimizing for size.
7199 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
7201 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
7202 logical operations piecewise.
7203 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
7204 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7205 subdi_sesidi_di): Delete.
7206 (add_with_carry): Produce carry in CC instead of a DREG to shorten
7207 the generated sequence. Allow three-reg add in constraints. Rewrite
7208 the rtl expression for carry to avoid zero_extend of a constant.
7209 (sub_with_carry): New pattern.
7210 (adddi3, subdi3): Change into define_expand. For subtract, generate a
7211 different sequence not involving jumps.
7212 (notbi): Now a named pattern.
7214 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
7216 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
7217 Add the note about a significant loss of accuracy of some
7218 mathematical routines when these options are used.
7220 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7222 * haifa-sched.c (rtx_vec_t): New typedef.
7223 (contributes_to_priority_p): Extract piece of priority () into new
7225 (priority): Use the function. Add assertion.
7226 (rank_for_schedule, set_priorities): Add assertion to check that
7227 insn's priority is initialized.
7228 (clear_priorities, calc_priorities): Change signature. Make it update
7229 all relevant insns. Update all callers ('add_to_speculative_block ()'
7230 and 'create_block_check_twin ()').
7231 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
7232 Add new field 'priority_status'.
7233 (INSN_PRIORITY_STATUS): New macro.
7234 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
7236 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7238 * sched-ebb.c (debug_ebb_dependencies): New static function.
7239 (init_ready_list): Use it.
7241 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
7242 with changed signature and 'debug_rgn_dependencies ()'.
7243 (debug_rgn_dependencies): New static function.
7244 (init_ready_list): Use it.
7246 * sched-int.h (debug_dependencies): Declare.
7248 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
7250 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
7252 2007-05-04 Dirk Mueller <dmueller@suse.de>
7254 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
7256 2007-05-03 Jan Hubicka <jh@suse.cz>
7258 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
7259 ((T1)X op (T1)Y), for pointer type in more cases than before.
7261 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
7263 * tree-object-size.c (plus_expr_object_size): When operand size is
7264 unknown, return unknown.
7266 2007-05-03 Dirk Mueller <dmueller@suse.de>
7268 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
7270 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
7273 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
7275 2007-05-03 Janis Johnson <janis187@us.ibm.com>
7277 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
7279 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7281 * config/soft-fp/double.h, config/soft-fp/extended.h,
7282 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7283 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7284 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7285 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7288 2007-05-03 Ian Lance Taylor <iant@google.com>
7290 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7291 MASK_PPC_GFXOPT for 8540 or 8548.
7293 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7295 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7296 vect_print_dump_info() to output debug information.
7298 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7302 operands of size 2 when operand is not MEM_P.
7304 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7306 PR tree-optimization/30565
7307 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7309 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7311 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7312 (umulsi3_highpart): Use them.
7313 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7314 for final accumulator to D regisster tranfser.
7316 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7318 PR tree-optimization/31699
7319 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7321 (vect_enhance_data_refs_alignment): Compute peel amount using
7322 TYPE_VECTOR_SUBPARTS instead of vf.
7323 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7325 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7328 * system.h: Remove inclusion of double-int.h
7329 * tree.h: Include double-int.h
7330 * gengtype.c: Likewise
7331 * cfgloop.h: Likewise
7332 * Makefile.in: Adjust dependencies on double-int.h
7334 2007-05-02 Eric Christopher <echristo@apple.com>
7336 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7337 -shared to -Zdynamiclib.
7339 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7342 * c-common.c (strip_pointer_or_array_types): New function.
7343 * c-common.h (strip_pointer_or_array_types): New function declaration.
7345 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7347 PR tree-optimization/31771
7348 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7350 2007-05-02 Paul Brook <paul@codesourcery.com>
7352 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7354 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7357 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7360 2007-05-02 Nick Clifton <nickc@redhat.com>
7362 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7364 2007-05-02 Richard Guenther <rguenther@suse.de>
7366 PR tree-optimization/31146
7367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7368 argument, single_use_p. If we have a single use that is
7369 a conversion to the definition rhs type, propagate that rhs.
7370 (forward_propagate_addr_expr): Pass single_use_p argument
7371 to forward_propagate_addr_expr_1.
7373 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7375 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7378 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7380 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7381 'AMD Family 10 core'.
7383 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7385 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7386 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7387 with SSE3 instruction set support.
7388 * doc/invoke.texi: Likewise.
7390 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7392 * config/i386/i386.c (override_options): Tuning 32-byte loop
7393 alignment for amdfam10 architecture. Increasing the max loop
7394 alignment to 24 bytes.
7396 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7398 * config/m68k/constraints.md: New.
7399 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7400 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7401 EXTRA_CONSTRAINT): Remove.
7402 * config/m68k/m68k.md: Include constraints.md.
7403 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7405 2007-05-01 Ian Lance Taylor <iant@google.com>
7407 PR tree-optimization/31739
7408 * tree-vrp.c (vrp_val_is_max): New static function.
7409 (vrp_val_is_min): New static function.
7410 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7412 (set_value_range): Use vrp_val_is_{max,min}.
7413 (extract_range_from_assert): Likewise.
7414 (extract_range_from_binary_expr): Likewise.
7415 (extract_range_from_unary_expr): Likewise.
7416 (dump_value_range, vrp_meet): Likewise.
7417 (vrp_visit_phi_node): Likewise.
7418 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7420 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7422 * config/i386/gmon-sol2.c (size_t): New type.
7423 (intptr_t): Likewise.
7424 (s_textsize): Declare as size_t.
7426 (monstartup): Use size_t for sizes.
7427 (_mcount): Save and restore registers.
7428 (internal_mcount): Pass 0 as the first argument to monstartup
7430 (moncontrol): Convert pointer to appropriately sized integer
7431 before passing to profil.
7433 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7435 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7436 __NO_FPRS__, not just if _SOFT_DOUBLE.
7437 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7438 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7439 also for E500 double.
7440 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7441 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7444 2007-05-01 Richard Guenther <rguenther@suse.de>
7446 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7449 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7451 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7453 2007-05-01 Jan Hubicka <jh@suse.cz>
7455 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7458 2007-05-01 Jan Hubicka <jh@suse.cz>
7460 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7461 (maybe_fold_offset_to_reference): Declare.
7462 * fold-const.c (fold_unary): Do not fold
7463 (type *)&A into &A->field_of_type_and_offset_0
7464 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7465 size is unknown, give up.
7466 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7468 (maybe_fold_offset_to_reference): New.
7469 (maybe_fold_stmt_indirect): Use it.
7470 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7471 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7473 (gimplify_expr): Likewise for plus_expr.
7475 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7477 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7478 bsi_after_labels. Always insert statements before bsi.
7479 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7480 * predict.c (apply_return_prediction): Check for empty blocks.
7481 * cfgexpand.c (lab_rtx_for_bb): New variable.
7482 (label_rtx_for_bb): Do not create new tree labels.
7483 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7484 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7485 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7487 (label_for_bb): Add field used.
7488 (update_eh_label, main_block_label): Mark the label used.
7489 (cleanup_dead_labels): Remove unused labels.
7491 2007-05-01 Richard Guenther <rguenther@suse.de>
7493 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7494 if it is not about to be set.
7495 (get_value_range): Do not pre-allocate equiv bitmap.
7496 (update_value_range): No need to clear equiv field.
7497 (add_equivalence): Change prototype to get bitmap pointer.
7498 Allocate bitmap here if it is not already.
7499 (extract_range_from_assert): Do not allocate bitmap here.
7500 Update callers to add_equivalence.
7501 (extract_range_from_ssa_name): Likewise.
7502 (get_vr_for_comparison): New static helper.
7503 (compare_name_with_value): Handle NULL equiv bitmap by
7504 peeling the first iteration of the comparison loop.
7505 Use get_vr_for_comparison.
7506 (compare_names): Handle NULL equiv bitmaps by using fake
7507 ones. Use get_vr_for_comparison.
7509 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7511 * double-int.c (mpz_set_double_int): Moved from
7512 tree-ssa-loop-niter.c.
7513 (mpz_get_double_int): Likewise; also, add option to wrap
7514 out-of-range integers.
7515 * double-int.h: New prototypes for above.
7516 * tree.c (get_static_type_bounds): Moved from
7517 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7518 TYPE_MAX_VALUE if they exist..
7519 * tree.h: New prototype for above.
7520 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7521 get_type_bounds calls.
7522 (mpz_set_double_int): Move to double-int.c.
7523 (get_type_bounds): Move to tree.c, rename to
7524 get_static_type_bounds.
7525 (mpz_to_double_int): Move to double-int.c, rename to
7528 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7530 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7531 DIV0 exception can fall through to a normal return.
7533 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7537 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7538 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7539 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7540 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7541 initialize align to silence bogus warning.
7542 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7543 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7545 (struct sra_walk_fns): Remove use_all parameter from use.
7546 (sra_hash_tree): Handle BIT_FIELD_REFs.
7547 (sra_elt_hash): Don't hash bitfld blocks.
7548 (sra_elt_eq): Skip them in parent compares as well. Handle
7550 (sra_walk_expr): Don't maintain or pass down use_all_p.
7551 (scan_use): Remove use_all parameter.
7552 (scalarize_use): Likewise. Re-expand assignment to
7553 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7554 output, and re-scalarize after output. Don't mark anything
7556 (scalarize_ldst): Adjust.
7557 (scalarize_walk_gimple_modify_statement): Likewise.
7558 (build_element_name_1): Handle BIT_FIELD_REFs.
7559 (instantiate_element): Don't warn for any element whose parent
7561 (instantiate_missing_elements_1): Return the sra_elt.
7562 (canon_type_for_field): New.
7563 (try_instantiate_multiple_fields): New.
7564 (instantiate_missing_elemnts): Use them.
7565 (mark_no_warning): Removed.
7566 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7567 (REPLDUP, sra_build_elt_assignment): New.
7568 (generate_copy_inout): Use them.
7569 (generate_element_copy): Likewise. Handle bitfld differences.
7570 (generate_element_zero): Don't recurse for blocks. Use
7571 sra_build_elt_assignment.
7572 (generate_one_element_int): Take elt instead of var. Use
7573 sra_build_elt_assignment.
7574 (generate_element_init_1): Adjust.
7575 (scalarize_use, scalarize_copy): Use REPLDUP.
7576 (scalarize_ldst): Move assert before dereference.
7577 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7579 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7582 * tree.c (reconstruct_complex_type): Reconstruct a reference
7584 Also use the same mode for the pointer as the old pointer type.
7586 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7588 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7591 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7593 PR rtl-optimization/31676
7594 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7595 (df_refs_record): Call it.
7597 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7599 * rtl.def (SS_ABS): New code.
7600 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7601 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7602 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7603 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7604 (bfin_init_builtins): Define them.
7605 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7606 (bfin_expand_builtin): ... and handle the others here.
7607 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7608 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7609 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7610 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7611 operand is only HImode.
7613 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7615 * regclass.c (scan_one_insn): Remove splitting of
7618 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7619 Nigel Stephens <nigel@mips.com>
7621 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7623 2007-04-28 Jan Hubicka <jh@suse.cz>
7625 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7626 insn_locators_alloc instead of insn_locators_initialize;
7627 call reset_block_changes.
7628 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7629 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7630 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7631 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7632 * config/score/score.c (th_output_mi_thunk): Likewise.
7633 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7634 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7635 tolerate uninitialized locator info.
7638 * function.c (init_function_start): Don't init line number info.
7639 (expand_function_end): Update.
7640 (reset_block_changes, record_block_change, finalize_block_changes,
7641 check_block_change, free_block_changes): Kill.
7642 * function.h (reset_block_changes, record_block_change,
7643 finalize_block_changes, check_block_change, free_block_changes):
7645 (struct function): Remove ib_boundaries_block.
7646 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7647 Use curr_insn_locator to initialize locator.
7648 (emit_line_note): Remove.
7649 * cfgexpand.c (expand_gimple_cond_expr): Update.
7650 (construct_exit_block): Likewise.
7651 (tree_expand_cfg): Initialize/finalize locators.
7652 * expr.c (expand_expr_real): Update.
7653 * cfglayout.c (line_locators_locs, line_locators_lines,
7654 file_locators_locs, file_locators_files): Remove.
7655 (set_block_levels): Move to cfgexpand.c.
7656 (insn_locators_initialize): Remove.
7657 (pass_insn_locators_initialize): Remove.
7658 (locations_locators_locs, locations_locators_vals): New static vars.
7659 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7661 (insn_locators_alloc, insn_locators_finalize,
7662 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7664 (locator_location): New.
7665 (locator_line, locator_file): Rewrite.
7666 * rtl.h (emit_line_note): Kill.
7667 (insn_locators_alloc, insn_locators_finalize,
7668 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7670 * tree-inline.c (initialize_cfun): Do not initialize
7671 ib_boundaries_block.
7672 * passes.c (pass_insn_locators_initialize): Remove.
7674 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7676 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7677 info. Update last_basic_block correctly.
7679 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7682 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7683 register itself to hold the offset constant. Tell flow the use
7684 of r4 and r5 when they are used.
7686 2007-04-27 Richard Guenther <rguenther@suse.de>
7688 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7689 if we simplified anything.
7690 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7691 warnings until we did a simplification and the stmt was not
7692 marked as TREE_NO_WARNING.
7694 2007-04-27 Mike Stump <mrs@apple.com>
7696 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7698 2007-04-27 Ian Lance Taylor <iant@google.com>
7701 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7702 TYPE_MAX_VALUE exist, convert them to the new type.
7704 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7706 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7707 if it claims to be available.
7708 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7710 (perform_tree_ssa_dce): Always free postdominators.
7712 2007-04-27 Richard Henderson <rth@redhat.com>
7714 * config/alpha/predicates.md (aligned_memory_operand): Mark
7715 as define_special_predicate.
7716 (unaligned_memory_operand, normal_memory_operand): Likewise.
7717 (reg_or_unaligned_mem_operand): Remove.
7718 (any_memory_operand): Match the documentation and check for
7719 non-renumbered pseudos during reload.
7720 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7721 alpha_secondary_reload_class, update to new interface, make static.
7722 Handle CQImode like HImode. Remove FP subreg check.
7723 (alpha_expand_mov): Use replace_equiv_address.
7724 (alpha_expand_mov_nobwx): Use any_memory_operand.
7725 (TARGET_SECONDARY_RELOAD): New.
7726 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7727 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7728 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7729 * config/alpha/alpha.md: ... here.
7730 (RELOAD12, reloadmode): New.
7732 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7733 Don't handle the aligned case here.
7734 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7735 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7736 reload_inhi_help. Don't expect a scratch register.
7737 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7739 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7741 2007-04-27 Richard Guenther <rguenther@suse.de>
7743 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7745 2007-04-27 Richard Guenther <rguenther@suse.de>
7747 PR tree-optimization/30965
7748 PR tree-optimization/30978
7749 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7750 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7751 (find_equivalent_equality_comparison): Likewise.
7752 (simplify_cond): Likewise.
7753 (get_prop_source_stmt): New helper.
7754 (get_prop_dest_stmt): Likewise.
7755 (can_propagate_from): Likewise.
7756 (remove_prop_source_from_use): Likewise.
7757 (combine_cond_expr_cond): Likewise.
7758 (forward_propagate_comparison): New function.
7759 (forward_propagate_into_cond): Rewrite to use fold for
7761 (tree_ssa_forward_propagate_single_use_vars): Call
7762 forward_propagate_comparison to propagate comparisons.
7764 2007-04-27 Richard Guenther <rguenther@suse.de>
7766 PR tree-optimization/31715
7767 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7768 sure to do computation on the offset in an appropriate
7771 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7773 * reload.h (elimination_target_reg_p): Declare.
7774 * reload.c (find_reloads): Don't apply the reg_rtx move
7775 optimization if the SET_DEST satisfies elimination_target_reg_p.
7776 * reload1.c (elimination_target_reg_p): New function.
7777 (gen_reload): In the move/add2 fallback, make sure that op0
7778 does not overlap the destination register.
7780 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7782 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7783 transform only GIMPLE_MODIFY_STMTs.
7784 * tree-complex.c (expand_complex_operations_1): Ditto.
7785 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7786 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7787 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7789 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7790 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7791 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7792 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7793 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7794 slpeel_add_loop_guard): Ditto.
7795 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7796 * lambda-code.c (perfect_nestify): Ditto.
7797 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7798 before the first statement.
7799 * tree-optimize.c (execute_free_datastructures): Fix comments.
7800 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7801 * tree-flow.h (disband_implicit_edges): Declaration removed.
7802 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7804 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7805 COND_EXPRs without gotos.
7806 (disband_implicit_edges, has_label_p): Removed.
7807 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7808 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7810 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7812 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7813 also for COND_EXPRs.
7814 * cfgexpand.c (label_rtx_for_bb): New function.
7815 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7816 Use label_rtx_for_bb to find the labels.
7817 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7818 last block. Detect fallthru edges.
7820 2007-04-26 Ian Lance Taylor <iant@google.com>
7823 * reload.c (find_reloads_subreg_address): If the address was valid
7824 in the original mode but not in the new mode, reload the whole
7827 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7829 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7830 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7831 (cleanup_control_expr_graph): Do not invalidate dominance info.
7832 Record altered blocks.
7833 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7834 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7835 cleanup_tree_cfg_bb): New functions.
7836 (remove_forwarder_block): Do not maintain the worklist of blocks.
7837 Record altered blocks.
7838 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7840 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7841 delete_unreachable_blocks if dominators are not available.
7842 * tree-inline.c (optimize_inline_calls): Free dominance information
7844 * tree-flow.h (remove_edge_and_dominated_blocks,
7845 cfgcleanup_altered_bbs): Altered.
7846 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7848 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7850 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7851 do not invalidate dominators.
7853 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7855 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7856 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7857 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7858 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7860 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7862 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7864 2007-04-26 Richard Guenther <rguenther@suse.de>
7866 PR tree-optimization/31703
7867 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7868 the right type for the target of the bittest.
7870 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7872 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7873 ix86_sol10_return_in_memory.
7875 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7877 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7880 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7883 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7885 PR tree-optimization/30558
7886 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7887 clear this_state.prev_try.
7889 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7890 Mark Mitchell <mark@codesourcery.com>
7892 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7893 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7894 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7896 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7899 * doc/invoke.texi (%:print-asm-header): Document.
7900 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7902 (static_spec_functions): Add print-asm-header.
7903 (main): Print a banner before the --target-help linker options.
7904 (print_asm_header_spec_function): New function.
7906 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7909 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7910 (movsf_ie): Likewise.
7912 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7914 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7916 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7918 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7919 exception for divide-by-zero.
7920 (__umodsi3, __modsi3): Likewise.
7922 2007-04-25 Dirk Mueller <dmueller@suse.de>
7924 * c-typeck.c (build_compound_expr): Annotate warning()
7925 call with OPT_Wunused_value.
7926 * tree-ssa.c (warn_uninit): Annotate warning with
7928 * c-common.c (handle_sentinel_attribute): Annotate warning
7929 call with OPT_Wattributes.
7931 2007-04-25 Thiemo Seufer <ths@mips.com>
7933 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7935 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7936 on to the assembler. Improve handling of -mno-mips16. Add handling
7937 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7938 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7939 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7940 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7942 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7945 * config/i386/winnt.c (i386_pe_file_end): Strip only
7946 USER_LABEL_PREFIX when writing export name.
7948 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7950 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7951 sh/elf.h, vx-common.h and vxworks.h.
7952 * config/sh/sh.h: Include config/vxworks-dummy.h.
7953 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7954 (OVERRIDE_OPTIONS): Use it.
7955 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7956 (vxworks_picreg): New pattern.
7957 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7958 VXWORKS_OS_CPP_BUILTINS.
7959 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7960 to their VXWORKS_* equivalents.
7961 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7962 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7963 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7964 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7965 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7966 -mrtp/-fPIC multilibs.
7967 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7968 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7969 (MULTILIB_OSDIRNAMES): Delete.
7971 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7974 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7976 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7978 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7979 rounding mode to be specified by the caller.
7980 (real_to_mpfr) Likewise.
7981 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7982 include new arguments.
7983 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7985 2007-04-24 Ian Lance Taylor <iant@google.com>
7987 PR tree-optimization/31605
7988 * tree-vrp.c (set_value_range): Check that min and max are not
7989 both overflow infinities.
7990 (set_value_range_to_value): New static function.
7991 (extract_range_from_binary_expr): Call set_value_range_to_value.
7992 (extract_range_from_cond_expr): Likewise.
7993 (extract_range_from_expr): Likewise.
7994 (extract_range_from_unary_expr): Likewise. Don't create a range
7995 which overflows on both sides.
7996 (vrp_meet): Check for a useless range.
7997 (vrp_visit_phi_node): If we see a constant which looks like an
7998 overflow infinity, turn off the TREE_OVERFLOW flag.
8000 2007-04-24 Ian Lance Taylor <iant@google.com>
8002 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
8004 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
8007 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
8008 diagnostic message is being built.
8009 * tree-pretty-print.c (dump_generic_node): Only write the
8010 formatted text into BUFFER's stream if we are not building a
8012 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
8014 * Makefile.in (toplev.o): Depend on tree-pass.h.
8016 2007-04-24 Ian Lance Taylor <iant@google.com>
8018 PR tree-optimization/31602
8019 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
8020 conditionals in the copied loop header.
8021 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
8022 warnings if TREE_NO_WARNING is set.
8023 * doc/invoke.texi (Warning Options): Clarify that
8024 -Wstrict-overflow does not warn about loops.
8026 2007-04-24 Janis Johnson <janis187@us.ibm.com>
8028 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
8029 expand on the comment about _Decimal128 arguments and check the
8030 integer result of the modulus operation; for 64-bit ELF ABI, ensure
8031 that _Decimal128 argument uses even/odd register pair.
8032 (function_arg): Ditto.
8034 2007-04-24 Hui-May Chang <hm.chang@apple.com>
8036 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
8037 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
8039 2007-04-24 Richard Guenther <rguenther@suse.de>
8040 Olga Golovanevsky <olga@il.ibm.com>
8042 * fold-const.c (multiple_of_p): Check for bottom
8045 2007-04-24 Richard Henderson <rth@redhat.com>
8047 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
8048 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
8049 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
8050 looking for non-zero bits shifted out. Avoid a recursive call
8051 when constructing the scalar.
8052 (__floatundisf): Likewise.
8054 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
8056 * dwarf2out.c (field_byte_offset): Move the existing logic
8057 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
8058 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
8060 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8063 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
8064 length argument of 0 for memset.
8065 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
8066 unsigned shift instead of the signed variant.
8068 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8070 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
8071 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
8072 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
8073 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
8074 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
8075 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
8076 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
8077 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
8078 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
8079 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
8080 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
8081 "mul<mode>3", "div<mode>3"): Insn definitions added.
8082 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
8083 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
8084 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
8085 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
8086 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
8087 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
8088 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
8089 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
8090 TARGET_FLOAT_FORMAT): Macro definitions removed.
8091 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
8092 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
8093 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
8094 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
8095 (s390_gen_rtx_const_DI): Function removed.
8096 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
8098 2007-04-24 Richard Sandiford <richard@codesourcery.com>
8100 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
8101 over an external ffs function.
8103 2007-04-24 Chao-ying Fu <fu@mips.com>
8104 Richard Sandiford <richard@nildram.co.uk>
8106 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
8107 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
8108 (smadd_widen_optab, umadd_widen_optab): Define.
8109 * optabs.c (init_optabs): Initialize smadd_widen_optab and
8111 * genopinit.c (optabs): Fill in smadd_widen_optab and
8113 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
8114 and umadd_widen_optab to implement multiply-add sequences.
8115 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
8116 (<u>maddsidi4): ...this. Extend condition to include
8117 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8118 of operand 0 to "ka" and use the three-operand form of madd<u>
8120 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
8122 * config/mips/constraints.md (ka): New register constraint.
8124 2007-04-24 Jan Hubicka <j@suse.cz>
8128 2007-04-23 Jan Hubicka <jh@suse.cz>
8129 * function.c (init_function_start): Don't init line number info.
8130 (expand_function_end): Update.
8131 (reset_block_changes, record_block_change, finalize_block_changes,
8132 check_block_change, free_block_changes): Kill.
8133 * function.h (reset_block_changes, record_block_change,
8134 finalize_block_changes, check_block_change, free_block_changes):
8136 (struct function): Remove ib_boundaries_block.
8137 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8138 Use curr_insn_locator to initialize locator.
8139 (emit_line_note): Remove.
8140 * cfgexpand.c (expand_gimple_cond_expr): Update.
8141 (construct_exit_block): Likewise.
8142 (tree_expand_cfg): Initialize/finalize locators.
8143 * expr.c (expand_expr_real): Update.
8144 * cfglayout.c (line_locators_locs, line_locators_lines,
8145 file_locators_locs, file_locators_files): Remove.
8146 (set_block_levels): Move to cfgexpand.c.
8147 (insn_locators_initialize): Remove.
8148 (pass_insn_locators_initialize): Remove.
8149 (locations_locators_locs, locations_locators_vals): New static vars.
8150 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8152 (insn_locators_alloc, insn_locators_finalize,
8153 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8155 (locator_location): New.
8156 (locator_line, locator_file): Rewrite.
8157 * rtl.h (emit_line_note): Kill.
8158 (insn_locators_alloc, insn_locators_finalize,
8159 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8161 * tree-inline.c (initialize_cfun): Do not initialize
8162 ib_boundaries_block.
8163 * passes.c (pass_insn_locators_initialize): Remove.
8165 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
8167 * doc/invoke.texi: Removed leading '-' from option index entries.
8169 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8171 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
8173 (create_phi_node): Use set_phi_nodes.
8174 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
8175 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
8176 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
8177 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
8178 (bsi_start, bsi_last): Use bb_stmt_list.
8179 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
8180 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
8181 Traverse the statements using tsi iterator.
8182 * basic-block.h (struct basic_block_def): Fields stmt_list
8183 and phi_nodes moved to ...
8184 (struct tree_bb_info): ... new structure.
8185 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
8186 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
8187 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
8188 (tree_verify_flow_info): Verify that il.tree is not set for
8189 entry and exit block.
8190 (tree_split_block): Use set_bb_stmt_list.
8192 2007-04-23 Mike Stump <mrs@apple.com>
8194 * config/i386/i386.c (ix86_tune_features
8195 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
8198 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8200 * config/i386/i386.md (prefix_extra): New attribute.
8201 (length): Add prefix_extra.
8203 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
8204 (sse2_movntv2di): Likewise.
8205 (sse2_cvtps2dq): Likewise.
8206 (sse2_cvtpd2pi): Likewise.
8207 (sse2_cvttpd2pi): Likewise.
8208 (*sse2_cvtpd2ps): Likewise.
8209 (*add<mode>3): Likewise.
8210 (sse2_ssadd<mode>3): Likewise.
8211 (sse2_usadd<mode>3): Likewise.
8212 (*sub<mode>3): Likewise.
8213 (sse2_sssub<mode>3): Likewise.
8214 (sse2_ussub<mode>3): Likewise.
8215 (*mulv8hi3): Likewise.
8216 (*smulv8hi3_highpart): Likewise.
8217 (*umulv8hi3_highpart): Likewise.
8218 (sse2_umulv2siv2di3): Likewise.
8219 (sse2_pmaddwd): Likewise.
8220 (ashr<mode>3): Likewise.
8221 (lshr<mode>3): Likewise.
8222 (ashl<mode>3): Likewise.
8223 (sse2_ashlti3): Likewise.
8224 (sse2_lshrti3): Likewise.
8225 (*umaxv16qi3): Likewise.
8226 (*smaxv8hi3): Likewise.
8227 (*uminv16qi3): Likewise.
8228 (*sminv8hi3): Likewise.
8229 (sse2_eq<mode>3): Likewise.
8230 (sse2_gt<mode>3): Likewise.
8231 (*and<mode>3): Likewise.
8232 (sse2_nand<mode>3): Likewise.
8233 (*ior<mode>3): Likewise.
8234 (*xor<mode>3): Likewise.
8235 (sse2_packsswb): Likewise.
8236 (sse2_packssdw): Likewise.
8237 (sse2_packuswb): Likewise.
8238 (sse2_punpckhbw): Likewise.
8239 (sse2_punpcklbw): Likewise.
8240 (sse2_punpckhwd): Likewise.
8241 (sse2_punpcklwd): Likewise.
8242 (sse2_punpckhdq): Likewise.
8243 (sse2_punpckldq): Likewise.
8244 (sse2_punpckhqdq): Likewise.
8245 (sse2_punpcklqdq): Likewise.
8246 (*sse2_pinsrw): Likewise.
8247 (*sse2_pextrw): Likewise.
8248 (sse2_pshufd_1): Likewise.
8249 (sse2_uavgv16qi3): Likewise.
8250 (sse2_uavgv8hi3): Likewise.
8251 (sse2_psadbw): Likewise.
8252 (sse2_pmovmskb): Likewise.
8253 (*sse2_maskmovdqu): Likewise.
8254 (*sse2_maskmovdqu_rex64): Likewise.
8255 (sse4a_extrqi): Likewise.
8256 (sse4a_extrq): Likewise.
8257 (sse3_lddqu): Set prefix_rep.
8258 (sse3_addsubv4sf3): Likewise.
8259 (sse3_haddv4sf3): Likewise.
8260 (sse3_hsubv4sf3): Likewise.
8261 (sse_cvtss2si): Likewise.
8262 (sse_cvtss2si_2): Likewise.
8263 (sse_cvtss2siq): Likewise.
8264 (sse_cvtss2siq_2): Likewise.
8265 (sse_cvttss2si): Likewise.
8266 (sse_cvttss2siq): Likewise.
8267 (sse2_cvttps2dq): Likewise.
8268 (sse3_movshdup): Likewise.
8269 (sse3_movsldup): Likewise.
8270 (sse2_cvtsd2si): Likewise.
8271 (sse2_cvtsd2si_2): Likewise.
8272 (sse2_cvtsd2siq): Likewise.
8273 (sse2_cvtsd2siq_2): Likewise.
8274 (sse2_cvttsd2si): Likewise.
8275 (sse2_cvttsd2siq): Likewise.
8276 (*sse2_cvtpd2dq): Likewise.
8277 (*sse2_cvttpd2dq): Likewise.
8278 (sse2_pshuflw_1): Likewise.
8279 (sse2_pshufhw_1): Likewise.
8280 (sse4a_insertqi): Likewise.
8281 (sse4a_insertq): Likewise.
8282 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8283 (ssse3_phadddv4si3): Likewise.
8284 (ssse3_phaddswv8hi3): Likewise.
8285 (ssse3_phsubwv8hi3): Likewise.
8286 (ssse3_phsubdv4si3): Likewise.
8287 (ssse3_phsubswv8hi3): Likewise.
8288 (ssse3_pmaddubswv8hi3): Likewise.
8289 (ssse3_pmulhrswv8hi3): Likewise.
8290 (ssse3_pshufbv16qi3): Likewise.
8291 (ssse3_psign<mode>3): Likewise.
8292 (ssse3_palignrti): Likewise.
8293 (abs<mode>2): Likewise.
8294 (ssse3_phaddwv4hi3): Set prefix_extra.
8295 (ssse3_phadddv2si3): Likewise.
8296 (ssse3_phaddswv4hi3): Likewise.
8297 (ssse3_phsubwv4hi3): Likewise.
8298 (ssse3_phsubdv2si3): Likewise.
8299 (ssse3_phsubswv4hi3): Likewise.
8300 (ssse3_pmaddubswv4hi3): Likewise.
8301 (ssse3_pmulhrswv4hi3): Likewise.
8302 (ssse3_pshufbv8qi3): Likewise.
8303 (ssse3_psign<mode>3): Likewise.
8304 (ssse3_palignrdi): Likewise.
8305 (abs<mode>2): Likewise.
8306 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8307 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8308 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8310 2007-04-23 Nick Clifton <nickc@redhat.com>
8312 * params.def: Fix formatting of emacs local variables.
8314 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8316 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8317 move if inter-unit move isn't allowed.
8318 Don't split moving the first element of V2DI to DI to inter-unit
8319 move if inter-unit move isn't allowed.
8321 2007-04-23 Richard Guenther <rguenther@suse.de>
8323 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8324 and CDI_POST_DOMINATORS separately.
8326 2007-04-23 Nick Clifton <nickc@redhat.com>
8328 * c.opt (Wformat-contains-nul): Add warning attribute.
8330 2007-04-23 Jan Hubicka <jh@suse.cz>
8332 * function.c (init_function_start): Don't init line number info.
8333 (expand_function_end): Update.
8334 (reset_block_changes, record_block_change, finalize_block_changes,
8335 check_block_change, free_block_changes): Kill.
8336 * function.h (reset_block_changes, record_block_change,
8337 finalize_block_changes, check_block_change, free_block_changes):
8339 (struct function): Remove ib_boundaries_block.
8340 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8341 Use curr_insn_locator to initialize locator.
8342 (emit_line_note): Remove.
8343 * cfgexpand.c (expand_gimple_cond_expr): Update.
8344 (construct_exit_block): Likewise.
8345 (tree_expand_cfg): Initialize/finalize locators.
8346 * expr.c (expand_expr_real): Update.
8347 * cfglayout.c (line_locators_locs, line_locators_lines,
8348 file_locators_locs, file_locators_files): Remove.
8349 (set_block_levels): Move to cfgexpand.c.
8350 (insn_locators_initialize): Remove.
8351 (pass_insn_locators_initialize): Remove.
8352 (locations_locators_locs, locations_locators_vals): New static vars.
8353 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8355 (insn_locators_alloc, insn_locators_finalize,
8356 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8358 (locator_location): New.
8359 (locator_line, locator_file): Rewrite.
8360 * rtl.h (emit_line_note): Kill.
8361 (insn_locators_alloc, insn_locators_finalize,
8362 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8364 * tree-inline.c (initialize_cfun): Do not initialize
8365 ib_boundaries_block.
8366 * passes.c (pass_insn_locators_initialize): Remove.
8368 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8371 * expr.c (reduce_to_bit_field_precision): Handle
8374 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8376 PR tree-optimization/24659
8377 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8378 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8379 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8380 * genopinit.c (optabs): Rename vec_pack_mod_optab
8381 to vec_pack_trunc_optab.
8382 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8383 early for scalar floating point operands for NOP_EXPR.
8384 (vectorizable_type_promotion): Ditto.
8385 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8386 vec_pack_trunc_optab.
8387 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8389 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8390 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8391 Rename from VEC_PACK_MOD_EXPR.
8392 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8393 * expr.c (expand_expr_real_1): Ditto.
8394 * tree-inline.c (estimate_num_insns_1): Ditto.
8395 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8397 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8398 (vec_unpacks_lo_v4sf): Ditto.
8399 (vec_pack_trunc_v2df): Ditto.
8400 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8401 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8402 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8404 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8406 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8408 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8409 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8410 packing of floating point operands.
8411 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8412 represent unpacking of floating point operands.
8413 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8414 [vec_unpacks_hi]: Ditto.
8415 [vec_unpacks_lo]: Ditto.
8417 2007-04-22 Jan Hubicka <jh@suse.cz>
8419 * final.c (rest_of_handle_final): Call
8420 targetm.asm_out.constructor/targetm.asm_out.destructor
8421 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8422 proper priority via decl_*_priority_insert.
8423 * c-common.c (c_expand_body): Likewise.
8425 2007-04-22 Richard Guenther <rguenther@suse.de>
8427 PR tree-optimization/29789
8428 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8429 (rewrite_reciprocal): New helper split out from
8430 determine_invariantness_stmt.
8431 (rewrite_bittest): Likewise.
8432 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8433 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8436 2007-04-22 Revital Eres <eres@il.ibm.com>
8438 * loop-unroll.c (var_to_expand): New field to support also
8439 insns of the form x = something + x.
8440 (analyze_insn_to_expand_var): Use it.
8441 (expand_var_during_unrolling): Likewise.
8443 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8445 * predict.c: Include pointer-set.h.
8446 (bb_predictions): New variable.
8447 (tree_predicted_by_p, tree_predict_edge,
8448 remove_predictions_associated_with_edge): Use bb_predictions map
8449 instead of bb->predictions.
8450 (clear_bb_predictions, assert_is_empty): New functions.
8451 (combine_predictions_for_bb): Use bb_predictions map. Call
8452 clear_bb_predictions.
8453 (tree_estimate_probability): Create and free bb_predictions map.
8454 * Makefile.in (predict.o): Add pointer-set.h dependency.
8455 * basic-block.h (struct basic_block_def): Remove predictions
8457 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8459 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8462 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8465 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8467 * timevar.c (timevar_print): Change reference of --disable-checking to
8468 --enable-checking=release. Also warn if assert checking is disabled.
8470 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8473 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8474 decl as addressable if the compound literal was marked as
8476 Mark the decl as a gimple register if it is a complex or
8477 vector decl and does not live in memory.
8479 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8481 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8482 (GENERIC_NEXT): New function macro.
8483 (PHI_CHAIN): Use phi_node's new chain variable.
8484 (tree_phi_node): Change tree_common to tree_base
8485 and add the chain field.
8486 * tree-phinodes.c (make_phi_node): Don't set
8487 TREE_TYPE on the new node.
8488 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8489 instead of checking GIMPLE_TUPLE_P in chain_next.
8490 * tree-vect-transform.c
8491 (get_initial_def_for_induction): Look at
8492 PHI_RESULT_TREE for the type of the phi node.
8493 (update_vuses_to_preheader): Use PHI_CHAIN
8494 instead of TREE_CHAIN on the phi node.
8495 * tree-ssa-structalias.c (compute_points_to_sets):
8497 (ipa_pta_execute): Likewise.
8499 2007-04-21 Richard Guenther <rguenther@suse.de>
8502 * fold-const.c (fold_unary): Call fold_convert_const on the
8505 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8507 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8508 (store_killed_in_pat): New.
8510 2007-04-20 Richard Henderson <rth@redhat.com>
8513 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8514 TREE_LIST with a void_type_node value, not void_list_node exactly.
8516 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8518 * doc/standards.texi: Re-arrange into language-specific
8519 subsections. Add a C++ section, documenting which standards we
8522 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8524 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8525 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8527 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8529 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8530 ecrti.o and crtbegin.o.
8531 (LIB_DEFAULT_SPEC): Include -lc.
8532 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8534 2007-04-20 Richard Henderson <rth@redhat.com>
8537 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8538 argument; update all callers.
8539 (get_unaligned_offset): New.
8540 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8541 get_unaligned_address, just pass on the address directly.
8542 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8543 the subreg in the helper patterns.
8544 (unaligned_extendqidi_le): Use get_unaligned_offset.
8545 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8546 (unaligned_extendhidi_be): Likewise.
8547 (unaligned_extendhidi): Tidy.
8548 * config/alpha/alpha-protos.h: Update.
8550 2007-04-20 Richard Henderson <rth@redhat.com>
8552 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8553 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8554 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8555 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8556 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8557 (CPP_SPEC): Don't include %(cpp_subtarget).
8558 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8559 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8560 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8562 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8564 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8565 for __builtin_ia32_cmpordss.
8567 PR tree-optimization/31632
8568 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8569 and arg1 for optimizations of comparison against min/max values.
8570 Fold arg0 to arg1's type for optimizations of comparison against
8571 min+1 and max-1 values.
8573 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8575 * reload.c (combine_reloads): When trying to use a dying register,
8576 check whether it's uninitialized and don't use if so.
8578 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8580 * fold-const.c: Remove prototypes for native_encode_expr and
8581 native_interpret_expr.
8582 (native_encode_expr): Make non-static.
8583 (native_interpret_expr): Likewise.
8584 * tree.h: Add prototypes for the above.
8586 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8588 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8589 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8590 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8591 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8592 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8593 Add length attributes.
8595 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8597 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8600 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8601 __STDC_WANT_DEC_FP__.
8603 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8605 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8606 for long double compatibility.
8607 * configure: Regenerate.
8609 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8611 PR rtl-optimization/29841
8612 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8614 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8615 that may cause control flow transfer from being moved.
8617 2007-04-18 Jan Hubicka <jh@suse.cz>
8619 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8622 2007-04-18 Eric Christopher <echristo@apple.com>
8624 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8625 only. Update operands.
8626 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8627 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8628 link register to pic register.
8630 2007-04-18 Dirk Mueller <dmueller@suse.de>
8633 * tree-vrp.c (search_for_addr_array): New.
8634 (check_array_bounds): Suppress warning about
8635 address taken of array refs if its not de-referenced.
8637 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8639 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8640 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8642 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8643 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8644 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8646 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8648 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8650 (vect_analyze_scalar_cycles): Fix indentation.
8651 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8652 (vect_mark_relevant): Include phis in relevance analysis.
8654 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8656 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8658 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8659 output_operand_lossage().
8661 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8663 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8664 the unused code for reduction without adjust-in-epilog to simplify the
8667 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8669 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8670 (S390_TDC_NEGATIVE_ZERO): New constant.
8671 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8672 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8673 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8674 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8675 (S390_TDC_POSITIVE_INFINITY): New constant.
8676 (S390_TDC_NEGATIVE_INFINITY): New constant.
8677 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8678 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8679 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8680 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8681 (S390_TDC_INFINITY): New constant.
8682 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8683 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8684 optimization for UNSPEC_CCZ_TO_INT.
8685 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8686 ("*ccz_to_int"): New insn.
8687 ("isinf<mode>2"): New insn.
8688 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8689 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8690 (UNSPEC_CCZ_TO_INT): New constant.
8692 2007-04-18 Richard Guenther <rguenther@suse.de>
8694 PR tree-optimization/19431
8695 PR tree-optimization/21463
8696 * tree-pass.h (pass_phiprop): Declare.
8697 * passes.c (init_optimization_passes): New phiprop pass.
8698 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8699 (phivn_valid_p): New helper function.
8700 (phiprop_insert_phi): Likewise.
8701 (propagate_with_phi): Likewise.
8702 (tree_ssa_phiprop): New propagator propagating loads
8703 through phi nodes if profitable.
8705 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8707 * tree-vect-analyze.c (process_use): New function.
8708 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8709 Check phis in all bbs.
8710 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8713 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8715 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8718 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8721 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8724 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8726 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8728 (sse_vmmulv4sf3): Likewise.
8729 (sse2_vmaddv2df3): Likewise.
8730 (sse2_vmmulv2df3): Likewise.
8732 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8734 PR rtl-optimization/31360
8735 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8736 (target_reg_cost): New.
8737 (init_set_costs): Initialize target_reg_cost. Add comments
8738 regarding the rationale of the costs.
8739 (global_cost_for_size): Renamed to...
8740 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8741 of register pressure.
8742 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8743 estimate_reg_pressure_cost. Add number of ivs.
8744 (determine_set_costs): Dump target_reg_cost.
8745 * loop-invariant.c (gain_for_invariant): Use
8746 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8747 (best_gain_for_invariant, find_invariants_to_move): Remove
8749 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8750 (target_reg_cost): Declare.
8751 (global_cost_for_size): Declaration removed.
8752 (estimate_reg_pressure_cost): Declare.
8754 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8756 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8757 regnos into even/odd register pairs.
8758 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8759 TDmode similar to the other floating point modes.
8760 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8761 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8763 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8764 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8765 (movdd_hardfloat64): Use TARGET_MFPGPR.
8767 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8769 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8772 2005-01-05 Richard Henderson <rth@redhat.com>
8774 * reload1.c (do_input_reload): Restrict the optimization deleteing
8775 a previous output reload to RELOAD_FOR_INPUT.
8777 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8779 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8780 induc_vec_info_type.
8781 (vectorizable_induction): New function declaration.
8782 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8783 check if already vectorized. Find first place in BB where new stmts
8784 can be inserted. Takes only one argument.
8785 (vectorizable_induction): New function.
8786 (vect_transform_stmt): Add case for induc_vec_info_type to call
8787 vectorizable_induction.
8788 (vect_transform_loop): Consider phis for vectorization.
8789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8791 (analyze_operations): Call vectorizable_induction when analyzing phis.
8793 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8794 (vect_mark_relevant): Include phis in relevance analysis.
8795 (vect_mark_stmts_to_be_vectorize): Likewise.
8796 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8798 2007-04-16 Lawrence Crowl <crowl@google.com>
8800 * doc/invoke.texi (Debugging Options): Add documentation for the
8801 -femit-struct-debug options -femit-struct-debug-baseonly,
8802 -femit-struct-debug-reduced, and
8803 -femit-struct-debug-detailed[=...].
8805 * c-opts.c (c_common_handle_option): Add
8806 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8807 and OPT_femit_struct_debug_detailed_.
8808 * c.opt: Add specifications for
8809 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8810 and -femit-struct-debug-detailed[=...].
8811 * opts.c (set_struct_debug_option): Parse the
8812 -femit-struct-debug-... options.
8813 * opts.c (matches_main_base, main_input_basename,
8814 main_input_baselength, base_of_path, matches_main_base): Add
8815 variables and functions to compare header base name to compilation
8817 * opts.c (should_emit_struct_debug): Add to determine to emit a
8818 structure based on the option.
8819 (dump_struct_debug) Also disabled function to debug this
8821 * opts.c (handle_options): Save the base name of the
8824 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8825 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8826 This hook indicates if a type is generic. Set it by default
8828 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8829 to determine if a struct type is generic or not.
8830 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8831 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8832 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8835 * flags.h (enum debug_info_usage): Add an enumeration to describe
8836 a program's use of a structure type.
8837 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8838 to indicate the program's usage of the type. Filter structs based
8839 on the -femit-struct-debug-... specification.
8840 (gen_type_die): Split into two routines, gen_type_die and
8841 gen_type_die_with_usage. gen_type_die is now a wrapper
8842 that assumes direct usage.
8843 (gen_type_die_with_usage): Replace calls to gen_type_die
8844 with gen_type_die_with_usage adding the program usage of
8845 the referenced type.
8846 (dwarf2out_imported_module_or_decl): Suppress struct debug
8847 information using should_emit_struct_debug when appropriate.
8849 2007-04-16 Ian Lance Taylor <iant@google.com>
8851 PR tree-optimization/31522
8852 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8853 (vrp_initialize): Allocate vr_phi_edge_counts.
8854 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8855 executable edge. Drop test for all constants.
8856 (vrp_finalize): Free vrp_phi_edge_counts.
8858 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8859 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8861 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8862 predecessors at head rather than tail.
8864 2007-04-16 Matthias Klose <doko@debian.org>
8866 * config/alpha/linux.h (CPP_SPEC): Define.
8867 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8869 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8871 * function.h: Remove sequence_stack extern declaration.
8873 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8875 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8877 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8880 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8882 * config/avr/avr.c (avr_arch_types): Rearranging array.
8883 (enum avr_arch): Add.
8884 (avr_mcu_types): Use avr_arch enumeration constants instead of
8886 * config/avr/avr.h (LINK_SPEC): Simplify.
8888 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8890 * config/m68k/m68k.c (m68k_libcall_value,
8891 m68k_function_value): Use macros for register names more.
8893 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8895 (M68K_REGNAME): Use A6_REG.
8896 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8898 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8901 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8902 'pending_read_list_length' and 'pending_write_list_length'. Update
8904 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8905 to handle two length counters instead of one. Update all uses.
8906 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8907 two length counters instead of one.
8908 * sched-rgn.c (propagate_deps): Update to handle two length counters
8911 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8914 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8915 copy of source, pass it to ix86_expand_vector_set and return
8918 2007-04-16 David Ung <davidu@mips.com>
8919 Joseph Myers <joseph@codesourcery.com>
8921 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8922 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8923 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8924 Add 74K processor information.
8925 * config/mips/mips.md: Include 74k.md.
8926 (cpu): Add 74kc,74kf,74kx.
8927 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8928 * config/mips/74k.md: New.
8929 * doc/invoke.texi (MIPS Options): Document 74K support.
8931 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8933 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8934 vectorizable_* functions.
8935 * tree-vect-transform.c (vectorizable_call): Add check for
8936 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8937 (vectorizable_store): likewise.
8938 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8940 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8941 (vectorizable_type_promotion, vectorizable_load): Likewise.
8942 (vectorizable_live_operation, vectorizable_condition): Likewise.
8943 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8945 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8947 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8949 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8950 register numbers more.
8951 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8952 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8953 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8954 FUNCTION_VALUE_REGNO_P): Likewise.
8955 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8956 STATIC_CHAIN_REGNUM): Likewise.
8957 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8958 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8959 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8960 * config/m68k/m68k.md (FP_REG): New.
8962 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8964 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8967 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8969 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8970 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8973 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8975 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8978 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8981 * c-decl.c (finish_decl): Grab the type of the decl after the call
8982 to store_init_value.
8984 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8986 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8988 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8991 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8992 dominators, post dominators and cleanup cfg before returning.
8994 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8996 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8997 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8999 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
9001 * config.gcc: Recognize fido.
9002 * config/m68k/m68k-devices.def (fidoa): New.
9003 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
9005 (FL_FIDOA, TARGET_FIDOA): New.
9006 * config/m68k/m68k.opt (mfidoa): New.
9008 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
9012 when a personality function is used.
9014 2007-04-13 Bob Wilson <bob.wilson@acm.org>
9016 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
9018 2007-04-13 Mike Stump <mrs@apple.com>
9020 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
9022 * config/darwin.opt (fapple-kext): Make C++ only.
9023 * config/darwin.c (darwin_override_options): Remove code to ensure
9024 -fapple-kext is given for C++ only.
9026 2007-04-13 Richard Sandiford <richard@codesourcery.com>
9028 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9029 * config/mips/mips.c (override_options): Call
9030 SUBTARGET_OVERRIDE_OPTIONS, if defined.
9032 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9034 * config/i386/i386.opt (msvr3-shlib): Removed.
9036 * doc/invoke.texi: Remove -msvr3-shlib.
9038 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
9040 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
9041 with "popcnt" instruction.
9043 2007-04-13 Richard Guenther <rguenther@suse.de>
9045 PR tree-optimization/21258
9046 * tree-vrp.c (compare_case_labels): New helper.
9047 (find_switch_asserts): New function.
9048 (find_assert_locations): Call it for SWITCH_EXPRs.
9050 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
9052 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
9053 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
9054 check is now implied in X87_FLOAT_MODE_P.
9055 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9056 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9057 (fix_trunc<mode>_i386_fisttp): Ditto.
9058 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9059 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9060 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9061 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9062 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9063 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9064 (unnamed_splitters): Ditto.
9065 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
9066 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
9067 FIRST_SSE_REG for local functions when SSE math is enabled or
9068 for functions with sseregparm attribute.
9069 (standard_80387_constant_p): Return -1 if mode is not
9071 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
9072 (ix86_expand_compare): Ditto.
9073 (ix86_expand_carry_flag_compare): Ditto.
9074 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
9075 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
9076 DECIMAL_FLOAT_MODE_P.
9077 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
9078 of SCALAR_FLOAT_MODE_P.
9079 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
9080 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
9081 checks before FLOAT_MODE_P.
9082 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
9083 before FLOAT_MODE_P.
9088 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
9090 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
9091 Charles Wilson <libtool@cwilson.fastmail.fm>
9093 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
9094 (libgcc.mvars): Don't depend on them.
9095 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
9096 * exec-tool.in: New.
9098 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
9100 * doc/invoke.text (--help): Document --help=common.
9102 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
9104 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
9106 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9108 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
9109 * genemit.c (main): Emit #include "integrate.h".
9110 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
9111 (LOADGP_RTP): New mips_loadgp_style.
9112 * config/mips/mips.h: Include config/vxworks-dummy.h.
9113 (TARGET_RTP_PIC): New macro.
9114 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
9115 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
9116 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
9118 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
9119 -mvxworks-pic when using -mrtp and a PIC option.
9120 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
9122 (mips_symbolic_constant_p, mips_symbolic_address_p)
9123 (mips_symbol_insns): Handle SYMBOL_HALF.
9124 (override_options): Warn about -G and -mrtp being used together.
9125 Initialize mips_lo_relocs[SYMBOL_HALF].
9126 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
9127 (mips_emit_loadgp): Handle LOADGP_RTP.
9128 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
9129 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
9130 (tablejump): Handle function-relative case table entries if
9132 * config/mips/predicates.md (symbol_ref_operand): New predicate.
9134 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9136 * config/mips/mips.md (load_call<mode>): Allow any general register.
9138 (sibcall_value_internal, sibcall_value_multiple_internal)
9139 (call_value_internal, call_value_split, call_value_multiple_internal)
9140 (call_value_multiple_split): Remove constraints from operand 0.
9142 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9144 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
9145 rather than loadgp_noshared.
9146 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
9147 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
9149 * config/mips/mips.md (loadgp): Rename to...
9150 (loadgp_newabi): ...this.
9151 (loadgp_noshared): Rename to...
9152 (loadgp_absolute): ...this.
9154 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9156 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
9157 false for locally-binding symbols.
9158 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
9160 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9162 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
9163 (SYMBOL_GOT_PAGE_OFST): ...this.
9164 (SYMBOL_GOT_GLOBAL): Rename to...
9165 (SYMBOL_GOT_DISP): ...this.
9166 (SYMBOL_GOTOFF_GLOBAL): Rename to...
9167 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
9168 * config/mips/mips.c (mips_global_symbol_p): New function.
9169 (mips_symbol_binds_local_p): Likewise.
9170 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
9171 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
9172 mips_global_symbol_p and mips_symbol_binds_local_p.
9173 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
9174 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
9175 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
9177 (mips_ok_for_lazy_binding_p): New function.
9178 (mips_load_call_address, mips_expand_call): Use it.
9179 (mips_dangerous_for_la25_p): Likewise.
9180 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
9181 (*got_disp<mode>): Use got_disp_operand instead of
9182 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
9183 SYMBOL_GOTOFF_GLOBAL.
9184 (*got_page<mode>): Use got_page_ofst_operand instead of
9186 * config/mips/predicates.md (const_call_insn_operand): Use
9187 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
9188 (global_got_operand): Rename to...
9189 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
9191 (local_got_operand): Rename to...
9192 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
9193 of SYMBOL_GOT_LOCAL.
9195 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9197 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
9198 TARGET_CALL_CLOBBERED_GP.
9199 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9200 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
9201 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
9202 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
9203 of TARGET_ABICALLS && !TARGET_NEWABI.
9204 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9205 * config/mips/mips.c (mips_load_call_address): Check
9206 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9207 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9208 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
9209 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
9210 TARGET_ABICALLS && TARGET_NEWABI.
9211 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
9213 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
9214 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
9215 TARGET_ABICALLS && TARGET_NEWABI.
9216 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
9217 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
9218 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
9219 whether indirect calls must use $25.
9220 (mips_extra_live_on_entry): Check TARGET_GOT instead of
9222 * config/mips/mips.md (jal_macro): Check flag_pic and
9223 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
9224 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
9225 instead of TARGET_ABICALLS.
9226 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
9227 TARGET_ABICALLS && TARGET_OLDABI.
9228 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
9229 (sibcall): In the comment above the define_insn, mention
9230 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
9231 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
9232 instead of TARGET_ABICALLS.
9234 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9236 * doc/md.texi (Blackfin family constraints): Document PA and PB.
9237 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
9238 (MACFLAGS_MATCH_P): New macro.
9239 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
9240 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
9241 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
9242 the other MACFLAG constants.
9243 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
9244 (flag_machi): Tighten constraints. Renumber some of the operands.
9245 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
9247 (flag_machi_parts_acconly): New pattern.
9248 (flag_macinithi): Tighten constraints. Allow any accumulator to be
9250 (flag_macinit1hi): Tighten constraints.
9251 (flag_mul_macv2hi_parts_acconly): New pattern.
9253 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
9254 Use a more efficient implementation.
9255 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
9256 inline sequences when not optimizing for size.
9258 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
9259 movhi_high2low): Delete, merge functionality into...
9260 (packv2hi): ... this pattern.
9262 2007-02-11 Jie Zhang <jie.zhang@analog.com>
9263 * config/bfin/bfin.opt (msim): New option.
9264 (mcpu=): New option.
9265 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
9266 (bfin_cpu_t): Typedef of enum bfin_cpu.
9267 (bfin_cpu_type): New declaration.
9268 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
9269 -msim and -mcpu= options.
9270 (LIB_SPEC): Likewise.
9271 * config/bfin/bfin.c (bfin_cpu_type): Define.
9272 (bfin_handle_option): Handle -mcpu= option.
9273 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
9274 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
9275 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
9277 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9279 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
9280 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9281 (powerpc-wrs-vxworksae): Use ${tm_file}.
9282 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9283 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9284 * config/i386/vx-common.h: New file.
9286 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9288 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9291 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9293 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9296 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9300 * c-common.c (c_build_qualified_type): Set canonical type
9303 2007-04-12 Richard Guenther <rguenther@suse.de>
9305 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9306 lower bound and element size if lower bound is not zero
9307 or either of the ARRAY_REF operands is set.
9309 2007-04-12 Richard Guenther <rguenther@suse.de>
9311 PR tree-optimization/24689
9312 PR tree-optimization/31307
9313 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9315 * gimplify.c (canonicalize_addr_expr): To be consistent with
9316 gimplify_compound_lval only set operands two and three of
9317 ARRAY_REFs if they are not gimple_min_invariant. This makes
9318 it never at this place.
9319 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9321 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9323 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9324 null before emitting a .nsubspa directive.
9326 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9328 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9329 need_to_partition_p if there are no memory statements in the
9332 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9334 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9335 (gcd_of_steps_may_divide_p): New function.
9336 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9338 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9340 * reload.c (find_reloads_toplev, find_reloads_address,
9341 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9342 not a pointer equality test, to decide if we need to call
9343 push_reg_equiv_alt_mem.
9345 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9347 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9348 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9350 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9352 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9354 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9355 vector to be positive.
9357 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9361 * doc/invoke.texi: Document --params max-aliased-vops and
9363 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9364 debug_memory_partitions): Move to tree-flow.h
9365 * params.h (AVG_ALIASED_VOPS): Define.
9366 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9368 (mp_info_t): Likewise.
9369 (get_mem_sym_stats_for): New.
9370 (set_memory_partition): Move from tree-flow-inline.h.
9371 (mark_non_addressable): Only clear the set of symbols for the
9372 partition if it exists.
9373 (dump_memory_partitions): Move from tree-ssa-operands.c
9374 (debug_memory_partitions): Likewise.
9375 (need_to_partition_p): New.
9376 (dump_mem_ref_stats): New.
9377 (debug_mem_ref_stats): New.
9378 (dump_mem_sym_stats): New.
9379 (debug_mem_sym_stats): New.
9380 (update_mem_sym_stats_from_stmt): New.
9381 (compare_mp_info_entries): New.
9382 (mp_info_cmp): Call it.
9383 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9385 (get_mpt_for): Move from tree-ssa-operands.c.
9386 (find_partition_for): New.
9387 (create_partition_for): Remove.
9388 (estimate_vop_reduction): New.
9389 (update_reference_counts): New.
9390 (build_mp_info): New.
9391 (compute_memory_partitions): Refactor.
9392 Document new heuristic.
9393 Call build_mp_info, update_reference_counts,
9394 find_partition_for and estimate_vop_reduction.
9395 (compute_may_aliases): Populate virtual operands before
9396 calling debugging dumps.
9397 (delete_mem_sym_stats): New.
9398 (delete_mem_ref_stats): New.
9399 (init_mem_ref_stats): New.
9400 (init_alias_info): Call it.
9401 (maybe_create_global_var): Remove alias_info argument.
9402 Get number of call sites and number of pure/const call sites
9403 from gimple_mem_ref_stats().
9404 (dump_alias_info): Call dump_memory_partitions first.
9405 (dump_points_to_info_for): Show how many times a pointer has
9407 * opts.c (decode_options): For -O2 set --param
9408 max-aliased-vops to 500.
9409 For -O3 set --param max-aliased-vops to 1000 and --param
9410 avg-aliased-vops to 3.
9411 * fortran/options.c (gfc_init_options): Remove assignment to
9413 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9414 * tree-dfa.c (dump_variable): Dump memory reference
9416 Dump NO_ALIAS* settings.
9417 (referenced_var_lookup): Tidy.
9418 (mem_sym_stats): New.
9419 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9420 and ORIG are different SSA names for a memory partition.
9421 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9422 * tree-flow.h (struct mem_sym_stats_d): Define.
9423 (mem_sym_stats_t): Define.
9424 (struct mem_ref_stats_d): Define.
9425 (struct gimple_df): Add field mem_ref_stats.
9426 (enum noalias_state): Define.
9427 (struct var_ann_d): Add bitfield noalias_state.
9428 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9429 debug_mem_ref_stats, debug_memory_partitions,
9430 debug_mem_sym_stats): Declare.
9431 * tree-ssa-structalias.c (update_alias_info): Update call
9432 sites, pure/const call sites and asm sites in structure
9433 returned by gimple_mem_ref_stats.
9434 Remove local variable IS_POTENTIAL_DEREF.
9435 Increase NUM_DEREFS if the memory expression is a potential
9437 Call update_mem_sym_stats_from_stmt.
9438 If the memory references memory, call
9439 update_mem_sym_stats_from_stmt for all the direct memory
9440 symbol references found.
9441 (intra_create_variable_infos): Set noalias_state field for
9442 pointer arguments according to the value of
9443 flag_argument_noalias.
9444 * tree-ssa-structalias.h (struct alias_info): Remove fields
9445 num_calls_found and num_pure_const_calls_found.
9446 (update_mem_sym_stats_from_stmt): Declare.
9447 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9448 Set default value to 100.
9449 (PARAM_AVG_ALIASED_VOPS): Define.
9451 2007-04-11 Richard Guenther <rguenther@suse.de>
9454 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9455 a * -b + c as c - a * b if we honor sign dependent rounding.
9457 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9459 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9461 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9462 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9464 (initialize_trampoline): Don't use old-style function definition.
9465 (bfin_secondary_reload): Mark IN_P argument as unused.
9467 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9469 PR tree-optimization/31343
9470 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9471 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9472 * testsuite/gcc.dg/vect/pr31343.c: New.
9474 2007-04-10 Eric Christopher <echristo@apple.com>
9476 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9477 * config/i386/i386.md (*cmpfp0): Use.
9478 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9479 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9480 (fix_trunc<mode>_i386_fisttp): Ditto.
9481 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9482 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9483 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9484 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9485 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9486 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9487 (unnamed_splitters): Ditto.
9488 * config/i386/i386.c (output_fix_trunc): Assert that
9489 we're not being passed a TFmode operand.
9491 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9493 PR tree-optimization/31526
9494 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9495 n_basic_blocks to find newly added blocks.
9497 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9499 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9501 (fix_trunc<mode>si_sse): Ditto.
9502 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9503 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9504 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9505 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9506 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9507 expander using SSEMODEF mode macro.
9508 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9509 expander using SSEMODEF mode macro.
9510 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9511 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9512 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9513 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9514 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9515 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9516 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9517 Macroize insn using X87MODEF mode macro.
9519 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9521 * config/i386/sse.md (sse2_pinsrw): Removed.
9522 (sse2_pextrw): Renamed to ...
9523 (*sse2_pextrw): This.
9525 2007-04-09 Jan Hubicka <jh@suse.cz>
9528 * config/i386/sse.md
9529 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9530 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9531 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9532 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9534 2007-04-09 Jan Hubicka <jh@suse.cz>
9536 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9537 multiple fields of union.
9539 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9541 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9542 (create_preheaders): Check that loops are available.
9543 (fix_loop_structure): Clean up, improve comments.
9544 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9545 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9547 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9548 * predict.c (tree_estimate_probability): Do not call
9549 calculate_dominance_info. Call create_preheaders.
9550 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9551 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9553 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9554 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9555 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9556 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9559 2007-04-08 Jan Hubicka <jh@suse.cz>
9561 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9562 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9563 * fold-const.c (fold_unary): Use it.
9565 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9567 * varasm.c (assemble_variable): Remove call to
9568 lang_hooks.decls.prepare_assemble_variable.
9569 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9570 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9571 * langhooks.h (lang_hooks_for_decls): Remove
9572 prepare_assemble_variable.
9574 2007-04-08 Mike Stump <mrs@apple.com>
9576 * config/i386/i386.c: Use inc/dec on Core2.
9578 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9580 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9581 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9582 lhd_tree_inlining_end_inlining): Remove.
9583 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9584 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9586 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9587 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9588 lhd_tree_inlining_end_inlining): Remove prototypes.
9589 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9590 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9591 LANG_HOOKS_TREE_INLINING_START_INLINING,
9592 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9594 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9597 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9600 * config/avr/predicates.md (io_address_operand): Delete predicate.
9601 (low_io_address_operand): Don't use 'mode' argument.
9602 (higth_io_address_operand): Rename ...
9603 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9604 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9607 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9609 Revert change removing staticp.
9611 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9614 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9617 2007-04-07 Bruce Korb <bkorb@gnu.org>
9619 * c.opt: Add -Wformat-contains-nul.
9620 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9622 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9623 the NUL byte warning.
9625 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9627 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9629 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9631 * tree.c (staticp): No longer use staticp langhook.
9632 * langhooks.c (lhd_staticp): Removed.
9633 * langhooks.h (struct lang_hooks): Remove staticp.
9634 * c-common.c (c_staticp): Remove.
9635 * c-common.h (c_staticp): Ditto.
9636 * langhooks-defs.h (lhd_staticp): Ditto.
9637 (LHD_HOOKS_STATICP): Ditto
9638 * tree.h (gcc_assert_lowered): New macro.
9640 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9642 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9643 argument "reliable".
9644 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9645 Add argument "reliable". Propagate it through calls.
9646 (infer_loop_bounds_from_undefined): Derive number of iterations
9647 estimates from references in blocks that do not dominate loop latch.
9648 (gcov_type_to_double_int): New function.
9649 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9650 and expected_loop_iterations_unbounded.
9651 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9652 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9653 * tree-data-ref.c (estimated_loop_iterations): Export.
9654 (get_references_in_stmt): Fix -- do not return addresses of local
9656 * cfgloop.h (expected_loop_iterations_unbounded,
9657 estimated_loop_iterations): Declare.
9659 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9661 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9663 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9665 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9666 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9667 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9668 Use output_387_reg_move().
9669 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9670 expander using X87MODEF12 mode macro.
9671 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9672 choosing register preferences. Use output_387_reg_move().
9673 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9674 instead of "x". Use output_387_reg_move().
9675 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9676 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9677 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9678 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9679 Use output_387_reg_move().
9680 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9682 (*truncxf?f_i387 splitter): Ditto.
9684 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9686 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9687 LANG_HOOKS_SAFE_FROM_P.
9688 * expr.c (safe_from_p): Remove langhook call.
9689 * langhooks.h (lang_hooks): Remove safe_from_p.
9690 (lhd_safe_from_p): Remove prototype.
9691 * langhooks.c (lhd_safe_from_p): Remove.
9693 2007-04-06 Jan Hubicka <jh@suse.cz>
9695 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9698 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9700 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9701 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9702 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9703 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9705 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9706 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9708 2007-04-05 Richard Henderson <rth@redhat.com>
9710 * config/alpha/alpha.c (print_operand) [+]: Remove.
9711 (alpha_end_function): Print nop if call at end of function.
9712 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9713 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9714 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9715 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9716 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9717 the call pattern. Update peepholes to match.
9719 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9721 * doc/extend.texi (Other Builtins): Add decimal float variants
9723 * builtins.def: Ditto.
9724 * builtins.c (expand_builtin): Ditto.
9726 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9727 H.J. Lu <hongjiu.lu@intel.com>
9730 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9731 of V8HImode when calling ix86_binary_operator_ok.
9732 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9733 (sdot_prodv8hi): Operands 1 and 2 must be register.
9735 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9737 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9738 initialize align to silence bogus warning.
9740 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9743 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9745 (struct sra_walk_fns): Remove use_all parameter from use.
9746 (sra_hash_tree): Handle BIT_FIELD_REFs.
9747 (sra_elt_hash): Don't hash bitfld blocks.
9748 (sra_elt_eq): Skip them in parent compares as well. Handle
9750 (sra_walk_expr): Don't maintain or pass down use_all_p.
9751 (scan_use): Remove use_all parameter.
9752 (scalarize_use): Likewise. Re-expand assignment to
9753 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9754 output, and re-scalarize after output. Don't mark anything
9756 (scalarize_ldst): Adjust.
9757 (scalarize_walk_gimple_modify_statement): Likewise.
9758 (build_element_name_1): Handle BIT_FIELD_REFs.
9759 (instantiate_element): Don't warn for any element whose parent
9761 (instantiate_missing_elements_1): Return the sra_elt.
9762 (canon_type_for_field): New.
9763 (try_instantiate_multiple_fields): New.
9764 (instantiate_missing_elemnts): Use them.
9765 (mark_no_warning): Removed.
9766 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9767 (REPLDUP, sra_build_elt_assignment): New.
9768 (generate_copy_inout): Use them.
9769 (generate_element_copy): Likewise. Handle bitfld differences.
9770 (generate_element_zero): Don't recurse for blocks. Use
9771 sra_build_elt_assignment.
9772 (generate_one_element_int): Take elt instead of var. Use
9773 sra_build_elt_assignment.
9774 (generate_element_init_1): Adjust.
9775 (scalarize_use, scalarize_copy): Use REPLDUP.
9776 (scalarize_ldst): Move assert before dereference.
9777 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9779 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9781 * regmove.c: Fix unused variable warnings due to previous commit.
9783 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9785 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9786 (regmove_bb_head): Remove.
9787 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9788 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9789 problems with fixup_match_1.
9790 Don't initialize/free regmove_bb_head.
9792 (reg_is_remote_constant_p): If an insn is in the same basic block
9793 but not before INSN, consider it remote, too.
9795 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9798 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9799 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9801 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9803 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9804 (CONDITIONAL_REGISTER_USAGE): Likewise.
9806 2007-04-04 Richard Henderson <rth@redhat.com>
9808 * config/alpha/lib1funcs.asm: Remove unused file.
9810 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9813 * opts.c (print_specific_help): Fix --help=<language>
9815 (common_handle_option): Support --help=common.
9817 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9820 * gcc.c (main): Do not run the linker if
9821 print_subprocess_help indicates that it shouldn't be
9824 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9827 * doc/invoke.texi (--help=): Document <languages> value, fix
9828 formatting in tables of values.
9830 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9832 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9833 dllimport attribute of virtual methods.
9835 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9837 * config/score/crti.asm: Change _bss_start to __bss_start.
9838 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9839 (OUTGOING_REG_PARM_STACK_SPACE) update.
9840 * config/score/score.opt: add options to make backend support
9841 score5, score5u, score7 and score7d.
9842 * config/score/score.md: Likewise.
9843 * config/score/misc.md: Likewise.
9844 * config/score/mac.md: Likewise.
9845 * doc/invoke.texi: Likewise.
9846 * doc/md.texi: update constraints define.
9848 2007-04-03 Richard Henderson <rth@redhat.com>
9850 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9851 an appropriate type, use the mode instead.
9853 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9855 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9856 Set the default --with-arch setting to mips2.
9857 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9858 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9859 (MULTILIB_OSDIRNAMES): Delete.
9860 (MULTILIB_DIRNAMES): Define.
9861 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9862 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9863 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9864 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9865 VXWORKS_OS_CPP_BUILTINS.
9866 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9867 (MIPS_DEBUGGING_INFO): Undefine.
9868 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9870 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9873 * fold-const.c (native_encode_real): Encode real.c provided longs
9874 as a series of 32-bit native integers.
9875 (native_interpret_real): Interpret buffer as a series of 32-bit
9878 2007-04-03 Richard Guenther <rguenther@suse.de>
9880 * genpreds.c (write_insn_constraint_len): Write function
9881 optimized for CONSTRAINT_LEN implementation.
9882 (write_tm_preds_h): Output insn_constraint_len inline and
9883 use it for CONSTRAINT_LEN.
9884 (write_insn_preds_c): Don't output insn_constraint_len.
9885 * doc/md.texi (define_register_constraint): Document multi-letter
9886 constraints shall have the same length if they start with the same
9889 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/i386.md (isinf<mode>2): Expand only when
9893 TARGET_C99_FUNCTIONS is set.
9895 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9897 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9898 (x86_64-*-linux*): Ditto.
9899 * config/i386/i386.opt (mpc): New option.
9900 * config/i386/i386.c (overrride_options): Handle
9901 ix87_precision_string.
9902 * config/i386/crtprec.c: New file.
9903 * config/i386/t-crtpc: Ditto.
9904 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9906 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9907 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9908 crtprec32.o, crtprec64.o and crtprec80.o.
9910 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9912 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9914 2007-04-02 Eric Christopher <echristo@apple.com>
9916 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9917 limitations on darwin.
9919 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9922 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9924 2007-04-02 Dave Korn <dave.korn@artimi.com>
9926 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9928 2007-04-02 Dave Korn <dave.korn@artimi.com>
9930 * libgcc2.h (exception_descriptor): Don't forward-declare.
9931 (__get_eh_table_language, __get_eh_table_version): Delete
9932 prototypes of long-dead functions.
9934 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9936 * ebitmap.h: New file
9937 * ebitmap.c: New file
9938 * Makefile.in (ebitmap.o): New target.
9940 2007-04-01 Jan Hubicka <jh@suse.cz>
9942 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9943 before very first instruction.
9945 2007-04-01 Jan Hubicka <jh@suse.cz>
9947 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9948 waring on 64bit hosts.
9949 * bitmap.h: Fix typo in bitmap_head_def.
9951 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9953 PR rtl-optimization/31391
9954 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9955 into a DELETED_LABEL note, and the label is in an empty basic
9956 block, update BB_END as well as BB_HEAD.
9958 2007-04-01 Richard Henderson <rth@redhat.com>
9960 PR tree-optimization/31169
9961 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9962 to varying if the range is outside [0, prec-1].
9964 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9967 * config/mips/mips.md (load_const_gp): New insn.
9968 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9969 the MIPS16 GP pseudo register if no_new_pseudos.
9970 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9972 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9975 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9977 (call_value): Likewise.
9979 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9980 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9983 * doc/invoke.texi: (optimization options): Reword description
9984 of -ffast-math. Document its primary purpose.
9986 2007-03-31 Richard Guenther <rguenther@suse.de>
9988 * omp-low.c (splay-tree.h): Include.
9989 (lookup_decl): Replace splay-tree usage by pointer-map.
9990 (maybe_lookup_decl): Likewise.
9991 (new_omp_context): Likewise.
9992 (delete_omp_context): Likewise.
9993 * gimplify.c (splay-tree.h): Include.
9994 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9996 (remap_ssa_name): Likewise.
9997 (remap_decl): Likewise.
9998 (remap_type_1): Likewise.
9999 (remap_type): Likewise.
10000 (copy_body_r): Likewise.
10001 (expand_call_inline): Likewise.
10002 (clone_body): Likewise.
10003 (copy_tree_r): Likewise.
10004 (remap_save_expr): Likewise.
10005 (unsave_r): Likewise.
10006 (unsave_expr_now): Likewise.
10007 (tree_function_versioning): Likewise.
10008 (build_duplicate_type): Likewise.
10009 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
10010 (struct copy_body_data): Replace splay-tree by pointer-map.
10011 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
10012 not $(SPLAY_TREE_H).
10013 (gimplify.o): Depend on $(SPLAY_TREE_H).
10014 (omp-low.p): Likewise.
10016 2007-03-31 Anatoly Sokolov <aesok@post.ru>
10018 * config/avr/predicates.md (even_register_operand,
10019 odd_register_operand): New predicates.
10020 * config/avr/avr.md (movw peephole2): New.
10021 (movw_r peephole2): New.
10023 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
10025 * tree.h (get_signed_or_unsigned_type): New.
10026 * fold-const.c (operand_equal_for_comparison_p): Use
10027 get_signed_or_unsigned_type instead of
10028 lang_hooks.types.signed_or_unsigned_type.
10029 * expr.c (store_expr): Ditto.
10030 * langhooks.c (get_signed_or_unsigned_type): New.
10031 (lhd_signed_or_unsigned_type): New.
10032 * langhooks.h (lhd_signed_or_unsigned_type): New.
10033 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
10035 2007-03-30 Richard Henderson <rth@redhat.com>
10037 * tree-ssa-loop-ivopts.c: Include target.h.
10038 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
10039 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
10040 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
10041 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
10043 2007-03-30 Richard Henderson <rth@redhat.com>
10044 Kai Tietz <kai.tietz@onevision.com>
10046 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
10047 default for 64-bit.
10048 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
10049 (TARGET_64BIT_MS_ABI): New.
10050 (DBX_REGISTER_NUMBER): Handle 64-bit.
10051 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
10052 (LONG_TYPE_SIZE): Force to 32.
10053 (REG_PARM_STACK_SPACE): New.
10054 (OUTGOING_REG_PARM_STACK_SPACE): New.
10055 (REGPARM_MAX, SSE_REGPARM_MAX): New.
10056 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10057 (STACK_BOUNDARY): Use 128 for 64-bit.
10058 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
10059 Add 64-bit implementation.
10060 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
10062 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
10063 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
10064 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
10065 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
10066 (ix86_handle_cconv_attribute): Don't warn when ignoring if
10067 TARGET_64BIT_MS_ABI.
10068 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
10069 (ix86_pass_by_reference): Likewise.
10070 (ix86_function_value_regno_p): Likewise.
10071 (ix86_build_builtin_va_list): Likewise.
10072 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
10073 (function_arg_advance_ms_64): New.
10074 (function_arg_advance): Call it.
10075 (function_arg_ms_64): New.
10076 (function_arg): Call it.
10077 (function_value_ms_64): New.
10078 (ix86_function_value_1): Call it.
10079 (return_in_memory_ms_64): New.
10080 (ix86_return_in_memory): Call it.
10081 (setup_incoming_varargs_ms_64): New.
10082 (ix86_setup_incoming_varargs): Call it.
10083 (ix86_expand_prologue): Handle 64-bit stack probing.
10084 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
10085 (output_pic_addr_const): Likewise.
10086 (x86_this_parameter): Likewise.
10087 (x86_output_mi_thunk): Likewise.
10088 (x86_function_profiler): Likewise.
10089 (TARGET_STRICT_ARGUMENT_NAMING): New.
10090 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
10091 (TARGET_64BIT_MS_ABI): New.
10092 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
10093 * config/i386/i386.md (allocate_stack_worker): Remove.
10094 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
10095 describe the clobber of eax without a match_scratch.
10096 (allocate_stack_worker_postreload): Remove.
10097 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
10098 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
10099 (allocate_stack_worker_rex64_postreload): Remove.
10100 (allocate_stack): Handle 64-bit.
10101 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
10102 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
10103 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
10104 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
10105 (STANDARD_STARTFILE_PREFIX_1): Likewise.
10106 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
10107 * config.build (x86_64-*-mingw*): New host.
10108 * config.host (x86_64-*-mingw*): New host.
10109 * config.gcc (x86_64-*-mingw*): New target.
10110 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
10112 2007-03-30 Richard Henderson <rth@redhat.com>
10113 Kai Tietz <kai.tietz@onevision.com>
10115 * c-pragma.c (struct def_pragma_macro_value): New.
10116 (struct def_pragma_macro): New.
10117 (pushed_macro_table): New.
10118 (dpm_hash, dpm_eq): New.
10119 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
10120 (init_pragma): Install them.
10121 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
10123 2007-03-30 Anatoly Sokolov <aesok@post.ru>
10125 * config/avr/avr.c (avr_override_options): Clear
10126 'flag_delete_null_pointer_checks'.
10128 2007-03-30 Paolo Carlini <pcarlini@suse.de>
10131 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10132 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
10133 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
10134 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
10135 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
10136 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
10137 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
10139 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
10141 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
10143 * regmove.c: Move all of pass_stack_adjustments from here...
10144 * combine-stack-adj.c: ...to this new file.
10145 * Makefile.in: Add rules for combine-stack-adj.o.
10147 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
10149 PR tree-optimization/31383
10150 * tree-data-ref.c (affine_function_equal_p): Do not require the
10151 vectors to have the same length.
10153 2007-03-30 Jan Hubicka <jh@suse.cz>
10155 PR middle-end/30700
10156 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
10157 availablility; add more sanity checking; ask varpool only about
10160 2007-03-29 Richard Henderson <rth@redhat.com>
10162 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
10163 to decide, but __SIZEOF_LONG_LONG__.
10165 2007-03-29 Richard Henderson <rth@redhat.com>
10167 * emutls.c (struct __emutls_array): New.
10168 (emutls_destroy): Use it instead of casting element 0 from void*.
10169 (__emutls_get_address): Likewise.
10171 2007-03-29 Richard Henderson <rth@redhat.com>
10173 * varasm.c (initializer_constant_valid_p): Don't deny
10174 DECL_DLLIMPORT_P on functions.
10176 * config/i386/cygming.h: Remove function declarations.
10177 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
10178 (ASM_OUTPUT_LABELREF): Remove.
10179 (COMMON_ASM_OP): Remove.
10180 (ASM_OUTPUT_COMMON): Remove.
10181 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
10182 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
10183 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10184 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
10185 Rename from TARGET_ENCODE_SECTION_INFO.
10186 * config/i386/netware.h: Likewise.
10187 * config/i386/i386-protos.h: Update.
10188 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
10189 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
10190 (legitimate_constant_p): Reject dllimports.
10191 (dllimport_map, get_dllimport_decl): New.
10192 (legitimize_dllimport_symbol): New.
10193 (legitimize_address, ix86_expand_move): Use it.
10194 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
10195 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
10196 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
10197 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
10198 * config/i386/predicates.md (constant_call_address_operand): Only
10199 accept symbols; reject dllimport_p symbols.
10200 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
10201 i386_pe_maybe_record_exported_symbol.
10202 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
10203 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
10204 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
10205 trust the setting of DECL_DLLIMPORT_P.
10206 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
10207 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
10208 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
10209 tidy the argument scanning loop.
10210 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
10211 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
10212 (i386_pe_strip_name_encoding): Remove.
10213 (i386_pe_binds_local_p): New.
10214 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
10215 (i386_pe_output_labelref): Remove.
10216 (i386_pe_asm_output_aligned_decl_common): New.
10217 (i386_pe_maybe_record_exported_symbol): Rename from
10218 i386_pe_record_exported_symbol; check for dllexported symbols.
10220 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
10222 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
10223 add comment explaining why vsnprintf cannot be used.
10225 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
10227 PR tree-optimization/30666
10228 * tree.c (build_complex_type): When creating type names for DWARF2
10229 debug info, create TYPE_DECLs for TYPE_NAME instead of
10231 (build_common_tree_nodes_2): Use build_complex_type when building
10232 predefined complex types, to preserve canonical types.
10234 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
10236 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
10237 (noce_get_alt_condition): Look at it to determine whether to
10238 reverse the condition or not.
10239 (noce_get_condition): Substitute the truth for lies.
10240 (noce_find_if_block): Set the then_else_reversed field.
10242 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
10244 * config/fr30/fr30.md (movdi): Do not accept immediates as the
10245 destination of this insn.
10246 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
10247 than calling gen_rtx_SET directly. Use r0 to hold the value of
10248 'address + 4' rather than a stack based temporary which can be
10249 mis-optimized away.
10251 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10253 * config/s390/s390.c (s390_secondary_input_reload_class,
10254 s390_secondary_output_reload_class): Functions removed.
10255 (s390_secondary_reload): New function.
10256 (TARGET_SECONDARY_RELOAD): Target macro defined.
10257 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
10258 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
10259 * config/s390/s390.md ("reload_outti", "reload_outdi",
10260 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
10261 "reload_out<mode>"): Expanders removed.
10262 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
10263 "reload<mode>_nonoffmem_out"): Expanders added.
10265 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
10267 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
10268 action if SRC->DEST replacement failed anyway.
10270 2007-03-28 Mike Stump <mrs@apple.com>
10272 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
10273 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
10274 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
10276 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10278 * config.gcc: Accept barcelona as a variant of amdfam10.
10279 * config/i386/i386.c (override_options): Likewise.
10280 * doc/invoke.texi: Likewise.
10282 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10284 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10285 offsets for BIT_FIELD_REF and COMPONENT_REF.
10287 2007-03-28 Richard Guenther <rguenther@suse.de>
10289 * tree.c (is_global_var): Move ...
10290 * tree-flow-inline.h (is_global_var): ... here.
10291 * tree.h (is_global_var): Remove declaration.
10293 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10295 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10297 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10298 * config/i386/i386.c (ix86_tune_features): Initialize new
10300 * config/i386/predicates.md (promotable_binary_operator): Use
10301 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10303 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10306 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10308 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10310 * config/fr30/fr30.md (movsi_internal): Change destination
10311 constraint from m to V and add m to the end.
10313 2007-03-28 Christian Bruel <christian.bruel@st.com>
10315 * config/sh/sh.md (movsi_i): Fix type attribute.
10317 2007-03-28 Christian Bruel <christian.bruel@st.com>
10319 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10320 (movsf_ie): Likewise.
10322 2007-03-28 Christian Bruel <christian.bruel@st.com>
10324 * config.gcc: Add sh4-300 to multilib.
10325 * config/sh/t-mlib-sh4-300: New file.
10327 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10329 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10330 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10331 fix_trunc<mode>di2.
10332 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10333 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10334 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10335 "fixuns_trunctddi2"): Whitespace fix.
10337 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10339 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10340 the definition of struct sh_args.
10341 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10342 CALL_COOKIE_INT_REG_GET): Likewise.
10344 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10346 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10347 transformations are applied successfully.
10349 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10351 * tree.c (tree_contains_struct): Permit 512 tree codes.
10352 * tree.h (tree_contains_struct): Ditto.
10353 (MAX_TREE_CODES): Ditto.
10354 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10355 SPARE member to store remaining padding bits.
10357 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10359 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10362 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10364 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10365 * configure: Regenerate.
10367 * configure: Regenerate using the correct version of autoconf.
10369 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10371 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10373 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10374 regs to "__SP_L__" and "__SP_H__".
10376 2007-03-27 Richard Guenther <rguenther@suse.de>
10378 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10379 computations with it with a HOST_WIDE_INT variable.
10381 2007-03-26 Mike Stump <mrs@apple.com>
10383 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10384 objective-c-header, objective-c++-header and objc++-cpp-output
10386 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10388 2007-03-26 Richard Henderson <rth@redhat.com>
10391 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10392 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10393 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10394 IX86_BUILTIN_PSRLQ128): New.
10395 (ix86_init_mmx_sse_builtins): Add them.
10396 (ix86_expand_builtin): Expand them.
10397 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10398 operand 2 be TImode.
10399 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10400 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10401 _mm_srli_epi64): Mark __B const.
10402 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10403 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10404 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10405 new two-vector shift builtins.
10407 2007-03-26 Ian Lance Taylor <iant@google.com>
10409 PR tree-optimization/31345
10410 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10411 [+INF, +INF(OVF)] into VARYING.
10413 2007-03-26 Zack Weinberg <zackw@panix.com>
10415 * gengtype-parse.c: New file.
10416 * gengtype-yacc.y: Delete.
10417 * gengtype-lex.l: Don't include gengtype-yacc.h.
10418 Define YY_DECL and yyterminate appropriately for recursive
10419 descent parser. yylval is now a string out-parameter to yylex.
10420 (HWS, EOID): New shorthand.
10421 (IWORD): Add a couple more types.
10422 (yylex): Add a setup stanza. Remove the complex rules for
10423 detecting GTY'ed types and typedefs; replace with simple
10424 keyword detectors. Adjust everything for the changed
10425 definition of yylval. Ignore all pp-directives, not just #define.
10427 (parse_file): Rename yybegin; do not call yyparse.
10429 * gengtype.c (xasprintf): Export again.
10430 (this_file): New. Use everywhere __FILE__ was being used.
10431 (get_lang_bitmap): Special case types defined in gengtype.c.
10432 (do_typedef, new_structure): Suppress definition of certain types.
10433 (new_structure): Improve diagnostics of duplicate definitions.
10434 Make sure location_s is associated with input.h.
10435 (nreverse_pairs, define_location_structures): New functions.
10436 (main): Improve tagging of kludge types. Remove old kludges
10437 for input.h types; use define_location_structures.
10438 * gengtype.h: Update prototypes. Define token codes here.
10439 * Makefile.in: Remove all references to gengtype-yacc.
10440 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10442 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10443 add GTY((skip)) to the field that's only conditionally there.
10444 * doc/install.texi: Document that Bison is no longer required
10445 unless building treelang.
10447 * gengtype.c: Don't include gtyp-gen.h.
10448 (srcdir): Declare here.
10449 (base_files, lang_dir_names): Allocate dynamically.
10450 (gt_files, num_gt_files, num_lang_dirs): New globals.
10451 (measure_input_list, read_input_line, read_input_list)
10452 (set_lang_bitmap): New functions.
10453 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10454 simplify, relying on read_input_list to set up the bitmaps.
10455 (main): Arguments are no longer unused. Check for correct number
10456 of command line arguments, set srcdir and srcdir_len, then call
10457 read_input_list, before doing anything else. No need to worry
10458 about duplicates in main loop.
10459 * configure.ac: Simplify the calculation of all_gtfiles.
10460 Put language tags in there. Don't set or substitute
10461 all_gtfiles_files_langs or all_gtfiles_files_frags.
10462 * Makefile.in: Revamp the way gengtype is invoked, now that it
10463 takes a file on its command line with a much simpler format.
10464 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10465 (GTFILES): Remove duplicates and C source files.
10466 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10467 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10468 * configure: Regenerate.
10470 * gengtype.h: Remove all type definitions to gengtype.c; leave
10471 only definitions of options_p, type_p, and pair_p as opaque
10472 pointers. Update prototypes.
10473 * gengtype.c: Many type definitions moved here from gengtype.h.
10474 Consolidate type definitions at the top of the file.
10475 (xvasprintf): Delete.
10476 (xasprintf): Make static.
10477 (create_nested_pointer_option): Add 'next' parameter.
10478 (create_field_all, create_field_at): New functions.
10479 (create_field): Now a thin wrapper around create_field_all.
10480 (create_optional_field): Rename create_optional_field_ and add
10481 line argument. Original name is now a macro which supplies
10483 (oprintf): Use vsnprintf directly.
10484 (close_output_files): Use fatal rather than perror/exit.
10485 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10486 (main): Set progname. Don't use exit.
10487 * gengtype-yacc.y (struct_fields): Use create_field_at.
10488 (option, optionseqopt): Delete.
10489 (optionseq): Consolidate productions from option here so we
10490 can use the first argument to create_option.
10492 * gengtype-lex.l: Distinguish unions from structures in the
10493 token type. Don't call find_structure; return the tag as a string.
10494 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10495 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10496 string. Reorganize typedef_struct production accordingly.
10497 Use create_nested_ptr_option.
10498 * gengtype.c (create_nested_ptr_option): New function.
10499 * gengtype.h: Declare it.
10501 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10502 (string_type): Don't declare.
10503 (do_scalar_typedef): Declare.
10504 (create_scalar_type): Update prototype.
10505 * gengtype.c (string_type): Make static.
10506 (scalar_nonchar, scalar_char): New.
10507 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10508 (resolve_typedef): Use scalar_nonchar for error recovery.
10509 (create_scalar_type): Remove name_len field. Return scalar_char
10510 or scalar_nonchar as appropriate.
10511 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10512 to use string_type.
10513 (throughout): Use scalar_nonchar instead of calling
10514 create_scalar_type, whenever possible.
10515 (main): Initialize scalar_char and scalar_nonchar before calling
10517 * gengtype-lex.l: Adjust for removal of second argument to
10518 create_scalar_type. Use yylval.s instead of yylval.t when
10520 * gengtype-yacc.y: Type of SCALAR is string. Call
10521 create_scalar_type from type:SCALAR rule. Adjust for removal of
10522 second argument to create_scalar_type.
10524 * vec.h: Remove all #if IN_GENGTYPE blocks.
10525 Add comment saying that changes may require adjustments to gengtype.
10526 * gengtype.c: Don't include coretypes.h or tm.h.
10527 Add comment to inclusion of errors.h.
10528 (note_def_vec, note_def_vec_alloc): New functions.
10529 * gengtype.h: Declare new functions.
10530 * gengtype-lex.l: Don't include coretypes.h.
10531 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10533 (update_lineno): Remove unnecessary prototype.
10534 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10535 (VEC rule): Just return VEC_TOKEN.
10536 * gengtype-yacc.y (VEC_TOKEN): New token type.
10537 (type): Add a production for VEC(a,b).
10538 * Makefile.in: Update dependencies.
10540 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10541 typedefs that use the old PARAMS macro.
10543 * gengtype-lex.l: Remove all rules and states relating to yacc
10545 * gengtype-yacc.y: Similarly.
10546 * gengtype.c (note_yacc_type): Delete function.
10547 * gengtype.h: Update prototypes.
10549 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10551 * tree-pretty-print.c (dump_generic_node): Report precision of
10552 unnamed integer types.
10554 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10556 * ifcvt.c (noce_try_store_flag_constants): Don't check
10557 no_new_pseudos here.
10558 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10559 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10560 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10561 noce_try_sign_mask): Likewise.
10562 (if_convert): Check no_new_pseudos here.
10564 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10566 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10567 (noce_get_condition): Handle new then_else_reversed argument.
10568 (noce_init_if_info): Remove, fold into noce_find_if_block.
10569 (noce_process_if_block): Take a struct noce_if_info as the
10570 argument. Don't set up one based on ce_if_info. Update pointer
10571 references accordingly.
10572 (cond_move_process_if_block): Likewise.
10573 (process_if_block): Removed.
10574 (find_if_block): Removed. Move functionality two new functions,
10575 noce_find_if_block and cond_exec_find_if_block.
10576 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10577 blocks and the symmetric IF-ELSE-JOIN case.
10578 (cond_exec_find_if_block): Also new function mostly based on old
10579 find_if_block and process_if_block.
10580 (find_if_header): Replace find_if_block call with separately
10581 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10582 (find_cond_trap): Update noce_get_condition call.
10583 (dead_or_predicable): Likewise.
10585 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10587 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10589 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10590 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10591 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10592 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10593 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10594 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10595 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10596 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10597 __builtin_ia32_psrad128 builtins.
10599 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10601 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10602 * config/i386/constraints.md
10603 (define_constraint "I"): Use IN_RANGE macro.
10604 (define_constraint "J"): Ditto.
10605 (define_constraint "K"): Ditto.
10606 (define_constraint "M"): Ditto.
10607 (define_constraint "N"): Ditto.
10608 (define_constraint "O"): Ditto.
10609 * config/i386/predicates.md
10610 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10611 (define_predicate "const_0_to_3_operand"): Ditto.
10612 (define_predicate "const_0_to_7_operand"): Ditto.
10613 (define_predicate "const_0_to_15_operand"): Ditto.
10614 (define_predicate "const_0_to_63_operand"): Ditto.
10615 (define_predicate "const_0_to_255_operand"): Ditto.
10616 (define_predicate "const_1_to_31_operand"): Ditto.
10617 (define_predicate "const_2_to_3_operand"): Ditto.
10618 (define_predicate "const_4_to_7_operand"): Ditto.
10620 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10622 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10623 in SImode for save_world.
10624 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10627 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10629 PR tree-optimization/30784
10630 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10633 2007-03-25 Revital Eres <eres@il.ibm.com>
10635 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10636 Fold movement_possibility function into it.
10638 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10640 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10641 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10642 (call_indirect_nonlocal_darwin64): Same.
10643 (call_nonlocal_darwin64): Same.
10644 (call_value_indirect_nonlocal_darwin64): Same.
10645 (call_value_nonlocal_darwin64): Same.
10646 (sibcall_nonlocal_darwin64): Same.
10647 (sibcall_value_nonlocal_darwin64): Same.
10648 (sibcall_symbolic_64): Same.
10649 (sibcall_value_symbolic_64): Same.
10650 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10652 (rs6000_emit_load_toc_table): Same.
10653 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10654 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10656 (divss_call): Same.
10657 (divus_call): Same.
10658 (quoss_call): Same.
10659 (quous_call): Same.
10660 (load_toc_v4_pic_si): Same
10661 (load_toc_v4_PIC_1): Same.
10662 (load_toc_v4_PIC_1b): Same.
10663 (call_indirect_aix{32,64}): Same.
10664 (call_value_indirect_aix{32,64}): Same.
10666 (call_value): Same.
10667 (call_local{32,64}): Same.
10668 (call_value_local{32,64}): Same.
10669 (call_indirect_nonlocal_aix{32,64}): Same.
10670 (call_nonlocal_aix{32,64}): Same.
10671 (call_value_indirect_nonlocal_aix{32,64}): Same.
10672 (call_value_nonlocal_aix{32,64}): Same.
10673 (call_indirect_nonlocal_sysv<mode>): Same.
10674 (call_nonlocal_sysv<mode>): Same.
10675 (call_value_indirect_nonlocal_sysv<mode>): Same.
10676 (call_value_nonlocal_sysv<mode>): Same.
10678 (sibcall_local{32,64}): Same.
10679 (sibcall_value_local{32,64}): Same.
10680 (sibcall_nonlocal_aix{32,64}): Same.
10681 (sibcall_value_nonlocal_aix{32,64}): Same.
10682 (sibcall_nonlocal_sysv<mode>): Same.
10683 (sibcall_value): Same.
10684 (sibcall_value_nonlocal_sysv<mode>): Same.
10686 2007-03-24 Paul Brook <paul@codesourcery.com>
10688 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10689 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10691 2007-03-24 Richard Henderson <rth@redhat.com>
10693 * config/ia64/constraints.md: New file.
10694 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10695 satisfies_constraint_?.
10696 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10697 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10698 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10699 ia64_output_mi_thunk): Likewise.
10700 (ia64_const_ok_for_letter_p): Remove.
10701 (ia64_const_double_ok_for_letter_p): Remove.
10702 (ia64_extra_constraint): Remove.
10703 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10704 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10705 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10706 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10707 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10708 EXTRA_MEMORY_CONSTRAINT): Remove.
10709 * config/ia64/ia64.md: Include constriants.md. Replace
10710 CONST_OK_FOR_? with satisfies_constraint_?.
10712 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10713 H.J. Lu <hongjiu.lu@intel.com>
10715 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10717 (name macros): Use DPD_BID_NAME to convert names properly.
10719 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10720 decimal floating point format.
10721 (init_floating_libfuncs): Change decimal functions so that they
10722 have a "bid_" prefix if the decimal system uses the BID format,
10723 and "dpd_" prefix if the decimal system uses the DPD format.
10724 (init_interclass_conv_libfuncs): Ditto.
10725 (init_intraclass_conv_libfuncs): Ditto.
10727 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10728 using the BID format.
10730 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10731 whether we are using the BID decimal format.
10732 * configure: Regenerate.
10734 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10735 the compiler has decimal floating point enabled. Define
10736 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10739 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10740 using the BID format.
10742 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10743 whether we are using the BID decimal format.
10744 * configure: Regenerate.
10746 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10747 the compiler has decimal floating point enabled. Define
10748 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10751 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10752 options, and that it is enabled for i386/x86_64 systems.
10754 * Makefile.in (enable_decimal_float): New.
10756 (DECNUMINC): Add -I$(DECNUMFMT).
10757 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10758 to $(DECNUMFMT) from $(DECNUM).
10760 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10761 Substitute enable_decimal_float.
10762 * configure: Regenerated.
10765 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10768 * configure.ac: Enable decimal float for x86_64-*-linux*.
10769 * configure: Regenerated.
10772 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10773 decimal128ClearSign to flip and clear the sign bit in decimal128.
10774 (decimal_real_maxval): Set decimal128SetSign to set the sign
10777 2007-03-23 Ian Lance Taylor <iant@google.com>
10779 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10781 2007-03-23 Ian Lance Taylor <iant@google.com>
10783 * tree-dump.c (dump_files): Correct comment.
10785 2007-03-23 Ian Lance Taylor <iant@google.com>
10787 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10789 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10791 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10792 in cfglayout mode. Don't go into and out of cfglayout mode.
10793 Link the blocks in the order of the constructed traces.
10794 (rest_of_handle_tracer): Adjust call to tracer.
10795 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10796 Don't go into cfglayout mode.
10797 (rtl_loop_done): Don't go out of cfglayout mode.
10798 * cfglayout.c (relink_block_chain): New function, split out from...
10799 (fixup_reorder_chain): ...here. Remove redundant checking.
10800 (cfg_layout_finalize): Don't clear the header, footer, and aux
10801 fields here, move the code to do so to relink_block_chain. Likewise
10802 for free_original_copy_tables.
10803 * rtl.h (tracer): Update prototype.
10804 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10805 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10806 mode. Use relink_block_chain to serialize the CFG according to the
10807 new basic block order. Move targetm.cannot_modify_jumps_p check from
10809 (gate_handle_reorder_blocks): ...to here.
10810 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10812 (gate_duplicate_computed_gotos): ...to here.
10813 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10814 something always changes when going into and out of cfglayout mode.
10815 Perform an expensive cfg cleanup while going into cfglayout mode.
10816 Always update liveness information on HAVE_conditional_execution
10817 targets. Reserialize the basic blocks and go out of cfglayout mode.
10818 * reg-stack.c: Include cfglayout.h.
10819 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10820 the call to reorder_basic_blocks.
10821 * basic-block.h (reorder_basic_blocks): Update prototype.
10822 (relink_block_chain): New prototype.
10823 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10825 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10827 * config/mips/mips.md (type, hazard, *movdi_32bit,
10828 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10829 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10830 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10831 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10832 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10834 (movcc): Change first xfer to multi.
10835 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10836 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10837 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10838 config/mips/generic.md: Change reservations using "xfer" to use
10840 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10841 using match_operand.
10842 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10843 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10845 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10847 2007-03-22 Richard Henderson <rth@redhat.com>
10849 * config/i386/i386.c: Remove unnecessary function declarations.
10850 Move targetm definition, and all related macros, to the end of
10851 the file. Resort some functions to put definitions before uses.
10852 (ix86_attribute_table): Make static. Move to end of file.
10853 (ix86_gimplify_va_arg): Make static.
10855 2007-03-22 Richard Henderson <rth@redhat.com>
10857 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10858 don't increase local_regparm with force_align_arg_pointer check.
10859 (ix86_function_sseregparm): Assert 32-bit.
10860 (type_has_variadic_args_p): New.
10861 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10862 type_has_variadic_args_p.
10863 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10864 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10865 use memset instead. Do maybe_vaarg check first; skip attribute
10866 tests if true; skip attribute tests for 64-bit.
10867 (construct_container): Remove TARGET_DEBUG_ARG.
10868 (function_arg_advance_32, function_arg_advance_64): Split out ...
10869 (function_arg_advance): ... from here.
10870 (function_arg_32, function_arg_64): Split out ...
10871 (function_arg): ... from here.
10872 (ix86_pass_by_reference): Tidy.
10873 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10874 (function_value_32): New, from parts of ix86_function_value
10875 and ix86_value_regno.
10876 (function_value_64): New, from parts of ix86_function_value
10877 and ix86_libcall_value.
10878 (ix86_function_value_1): New.
10879 (ix86_function_value, ix86_libcall_value): Use it.
10880 (return_in_memory_32, return_in_memory_64): Split out ...
10881 (ix86_return_in_memory): ... from here.
10882 (ix86_struct_value_rtx): Skip for 64-bit.
10883 (ix86_libcall_value, ix86_value_regno): Remove.
10884 (setup_incoming_varargs_64): Split out ...
10885 (ix86_setup_incoming_varargs): ... from here.
10886 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10887 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10888 * config/i386/i386-protos.h (ix86_function_value): Remove.
10889 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10891 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10894 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10895 infinities not supported, otherwise emit warning if -Woverflow. On
10896 underflow, emit warning if -Woverflow.
10897 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10899 * real.h (real_from_string): Update declaration
10901 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10902 Richard Henderson <rth@redhat.com>
10904 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10905 * calls.c (compute_argument_block_size, expand_call,
10906 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10907 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10908 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10909 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10910 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10911 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10912 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10913 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10916 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10918 * c-incpath.c (add_sysroot_to_chain): New.
10919 (merge_include_chains): Add sysroot argument. Call
10920 add_sysroot_to_chain if sysrooted.
10921 (register_include_chains): Update call to merge_include_chains.
10922 * doc/cppopts.texi: Document use of '=' in include directory
10925 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10927 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10928 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10929 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10930 insn pattern using X87MODEF12 mode macro.
10932 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10934 * regmove.c (regmove_optimize): Use reg_mentioned_p
10935 instead of reg_overlap_mentioned_p for DST.
10937 2007-03-21 Mike Stump <mrs@apple.com>
10939 * c.opt: Fixup for Objective-C/C++.
10941 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10943 * explow.c (convert_memory_address): Fold memory reference when
10944 POINTERS_EXTEND_UNSIGNED < 0
10946 2007-03-21 Richard Henderson <rth@redhat.com>
10949 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10950 * config/i386/mmintrin.h (__m64): Likewise.
10951 * config/i386/xmmintrin.h (__m128): Likewise.
10953 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10955 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10956 (VXWORKS_OS_CPP_BUILTINS): Define.
10957 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10958 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10960 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10962 * rtl.h (constant_pool_reference_p): Delete.
10963 (find_constant_src): Declare.
10964 * rtlanal.c (find_constant_src): New function.
10965 * simplify-rtx.c (constant_pool_reference_p): Delete.
10966 * config/i386/i386.md: Use find_constant_src instead of
10967 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10969 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10971 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10972 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10974 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10976 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10977 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10978 (arm_elf_asm_constructor): Use it.
10979 (arm_elf_asm_destructor): New function.
10981 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10983 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10985 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10987 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10989 2007-03-19 Andrew Haley <aph@redhat.com>
10991 PR tree-optimization/31264
10992 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10993 VIEW_CONVERT_EXPRs.
10995 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10997 PR rtl-optimization/30907
10998 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10999 (fwprop_init): Always call loop_optimizer_initialize.
11000 (fwprop_done): Always call loop_optimizer_finalize.
11001 (fwprop): We always have loop info now.
11002 (gate_fwprop_addr): Remove.
11003 (pass_fwprop_addr): Use gate_fwprop as gate.
11005 PR rtl-optimization/30841
11006 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
11007 df_chain_alloc): Call df_reorganize_refs unconditionally.
11008 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
11009 refs_organized to refs_organized_size.
11010 (df_ref_create_structure): Use refs_organized_size instead of
11011 bitmap_size if refs had been organized, and keep refs_organized_size
11013 * df.h (struct df_ref_info): Change refs_organized to
11014 refs_organized_size.
11015 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
11018 2007-03-19 Mark Mitchell <mark@codesourcery.com>
11020 * except.c (output_function_exception_table): Do not reference the
11021 EH personality routine for functions that do not require an
11024 2007-03-20 Jakub Jelinek <jakub@redhat.com>
11027 * c-typeck.c (convert_for_assignment): Call comptypes for
11028 RECORD_TYPE or UNION_TYPE.
11030 PR inline-asm/30505
11031 * reload1.c (reload): Do invalid ASM checking after
11032 cleanup_subreg_operands.
11034 2007-03-19 Jeff Law <law@redhat.com>
11036 * tree-cfg.c (find_taken_edge): Tighten conditions for
11037 optimizing computed gotos.
11039 2007-03-19 Michael Matz <matz@suse.de>
11041 * builtins.c (expand_builtin_sync_operation,
11042 expand_builtin_compare_and_swap,
11043 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
11046 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
11047 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
11050 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11052 * doc/tm.texi: Add brackets around the return type of
11053 TARGET_SECONDARY_RELOAD.
11055 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11056 Richard Guenther <rguenther@suse.de>
11058 PR tree-optimization/31254
11059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11060 Use handled_component_p () where appropriate. Continue
11061 propagating into the rhs if we propagated into an INDIRECT_REF
11064 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11066 * config/s390/s390.md (op_type attribute): RRR instruction type added.
11067 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
11068 (xde, xdee): Mode attributes adjusted to support DFP modes.
11069 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
11070 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
11071 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
11072 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
11073 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11074 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11075 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
11077 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
11078 "movsf"): Insn definitions removed.
11079 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
11080 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
11081 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
11083 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
11084 "reload_in<mode>", "reload_out<mode>"): Expander added.
11085 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
11088 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11090 * config/s390/s390.md: Only non-functional changes. Renamed
11091 FPR mode macro to BFP all over the file.
11093 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11095 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
11096 (op_type attribute): RRF instruction type added.
11097 (fT0): New mode attribute.
11098 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
11099 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
11100 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
11101 instruction no secondary memory is needed when moving DFmode values
11102 between GPRs and FPRs.
11104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11106 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
11107 inverted and documentation adjusted.
11108 ("mhard-dfp", "msoft-dfp"): New options.
11109 * config/s390/s390.c (s390_handle_arch_option): New architecture
11111 (override_options): Sanity checks for the new options added.
11112 * config.gcc: New architecture switch: z9-ec.
11113 * config/s390/s390.h (processor_flags): PF_DFP added.
11114 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
11115 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
11116 when the bit is NOT set so remove it from the defaults.
11118 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
11120 * genemit.c (main): Print include statement for dfp.h.
11121 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
11124 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11126 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
11128 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
11131 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
11132 instead of PATTERN.
11134 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11136 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
11137 attr_length_call, output_call, output_indirect_call): Cleanup
11138 formatting of targetm calls.
11140 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
11142 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11144 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11146 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
11147 reservation, bypass and anti-bypass descriptions for these
11148 instructions. Update move patterns.
11149 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
11152 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11154 * tree-vect-transform.c (get_initial_def_for_induction): Replace
11155 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
11156 (get_initial_def_for_reduction): Likewise.
11158 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
11160 Fix PR tree-optimization/29922
11161 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
11162 (get_representative): Removed.
11163 (value_dies_in_block_x): Update for rvuse removal.
11164 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
11165 (compute_antic_aux): Handle when PHI nodes appear in
11166 non-single-successors.
11167 (dump_bitmap_of_names): Removed.
11168 (compute_antic_safe): Renamed and removed rvuse calculation.
11169 Calculate only antic safe.
11170 (insert_into_preds_of_block): Remove assert.
11171 (execute_pre): Update for renamed functions.
11172 (defer_or_phi_translate_block): New function.
11174 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11176 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
11177 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
11179 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
11180 Follow spelling conventions.
11182 * tree-data-ref.h: Remove the prototype for analyze_array.
11184 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
11186 PR tree-optimization/31041
11187 * tree-vect-transform.c (get_initial_def_for_induction): Call
11188 force_gimple_operand.
11190 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
11192 * ipa-type-escape.c (look_for_casts) : Revert code to use
11193 handled_component_p due to ada test a-numaux.adb.
11195 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
11197 * final.c (final_scan_insn): Alter the condition of a
11198 conditional trap if we have nonstandard CC.
11200 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11202 * configure.ac: Remove excess quoting from asm line 0 test.
11203 * configure: Rebuilt.
11205 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11207 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
11208 * c-common.c (convert_and_check): Move warning logic to...
11209 (warnings_for_convert_and_check): ...here. Define.
11210 * c-common.h (warnings_for_convert_and_check): Declare.
11212 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11214 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
11215 (output_call): Likewise.
11217 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11219 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
11221 2007-03-16 Richard Sandiford <richard@codesourcery.com>
11223 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
11225 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
11227 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
11228 opteron, athlon-64 and athlon-fx processor_alias_table entries.
11230 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
11232 PR tree-optimization/31183
11233 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11234 Use double_int instead of unsigned int for representing access_strides.
11235 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
11237 2007-03-16 Richard Guenther <rguenther@suse.de>
11239 PR tree-optimization/31146
11240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
11241 to allow recursion of forward_propagate_addr_expr.
11242 (forward_propagate_addr_into_variable_array_index): Likewise.
11243 (forward_propagate_addr_expr): Likewise.
11244 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11245 (forward_propagate_addr_expr_1): Recurse on simple copies
11246 instead of propagating into them. Do so for useless conversions
11248 (forward_propagate_addr_expr): Clean up unused statements after
11251 2007-03-16 Richard Guenther <rguenther@suse.de>
11253 * builtins.c (expand_builtin_cexpi): Use the right argument
11254 for the expansion via cexp.
11256 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11258 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
11259 * configure: Rebuilt.
11261 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
11264 * dwarf2out.c (force_type_die): Adjust comment.
11265 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
11267 2007-03-15 DJ Delorie <dj@redhat.com>
11269 * config/frv/predicates.md (minmax_operator): Don't check operands
11272 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11274 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
11275 Update constant estimates of number of iterations.
11276 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
11277 argument renamed to "realistic".
11278 (compute_estimated_nb_iterations): Removed.
11279 (record_niter_bound): New function.
11280 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11281 call record_nonwrapping_iv with upper = false.
11282 (infer_loop_bounds_from_signedness): Pass upper argument to
11283 record_nonwrapping_iv.
11284 (estimate_numbers_of_iterations_loop): Do not call
11285 compute_estimated_nb_iterations. Record estimate based on profile
11286 information. Initialize the constant estimates of number of
11288 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11290 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11291 number of iterations is too small.
11292 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11293 (EST_NOT_AVAILABLE): Removed.
11294 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11295 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11298 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11300 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11301 Handle NE_EXPR guards.
11303 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11306 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11307 Set also -pedantic-errors by default for the preprocessor unless
11308 -fpermissive is given.
11310 2007-03-15 Richard Guenther <rguenther@suse.de>
11312 PR middle-end/29719
11313 PR middle-end/31161
11314 * builtins.c (expand_builtin_cexpi): As a fallback if we
11315 don't have builtins for sincos or cexp create a function
11316 declaration for cexp and expand to a call to that.
11317 (expand_builtin_int_roundingfn): Always fall
11318 back to floor/ceil and its variants even if they may be
11321 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11323 PR middle-end/31159
11324 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11325 jump tables, move the call to delete_dead_jumptables from here...
11326 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11327 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11328 don't allow merging of blocks that try_redirect_by_replacing_jump
11329 also does not handle when not optimizing.
11331 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11332 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11334 * config/i386/i386.md (x86_sahf_1): Correctly handle
11337 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11340 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11341 x86_64_general_operand as operand[2] predicate. Remove "iF"
11342 from operand constraints and use "e" constraint instead.
11343 (*subti3_1, *subti3_1 splitter): Ditto.
11344 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11345 operand[1] predicate.
11347 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11349 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11350 arrays, multiply the access strides by the size of the sub-array.
11351 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11353 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11355 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11356 the configured assembler supports the sahf mnemonic.
11357 * configure: Regenerate.
11358 * config.in: Regenerate.
11360 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11361 emit "sahf" or ".byte\t0x9e" as asm template.
11363 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11366 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11367 option to replace hard coded TARGET_xxx in md file.
11368 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11369 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11370 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11371 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11372 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11373 (X86_TUNE_NOT_VECTORMODE): Ditto.
11374 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11375 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11376 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11377 (TUNE_SLOW_IMUL_IMM8): Ditto.
11378 (TUNE_MOVE_M1_VIA_OR): Ditto.
11379 (TUNE_NOT_UNPAIRABLE): Ditto.
11380 (TUNE_NOT_VECTORMODE): Ditto.
11382 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11385 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11386 tuning options instead of hard coded TARGET_xxx.
11387 (fix ssemode peephole2's): Ditto.
11388 (imul peephole2's): Ditto.
11390 (movdi_or_rex64): Ditto.
11391 (move peephole2): Ditto.
11392 (not peephole2's): Ditto.
11394 2007-03-14 Dirk Mueller <dmueller@suse.de>
11396 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11397 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11398 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11400 * c-parser.c (c_parser_do_statement): Warn about empty body in
11401 do/while statement.
11402 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11403 * doc/invoke.texi (-Wempty-body): Update documentation.
11405 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11408 * c-common.h (warn_for_div_by_zero): Declare.
11409 * c-common.c (warn_for_div_by_zero): Define.
11410 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11413 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11415 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11416 to PREFIX and STANDARD_PREFIX.
11418 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11419 Phil Edwards <phil@codesourcery.com>
11421 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11422 (__gthread_once_t): Remove busy field for RTPs.
11423 (__GTHREAD_ONCE_INIT): Update accordingly.
11425 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11427 * doc/invoke.texi: Document VxWorks options.
11429 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11431 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11433 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11435 PR tree-optimization/30590
11436 * tree-nrv.c (tree_nrv): Check for the partial update of the
11439 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11441 * flags.h (flag_random_seed): Remove declaration, in favor of...
11442 * toplev.h (get_random_seed, set_random_seed): ... these.
11443 * tree.c (get_file_function_name): Use the former.
11444 * opts.c (common_handle_option): Use the latter.
11447 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11449 PR middle-end/31127
11450 * cse.c (cse_find_path): Do not bail out if a basic block that
11451 we already visited now becomes part of a path that starts at a
11452 different basic block. Just disallow this, to make sure we
11453 visit each basic block at most once.
11455 2007-03-13 Jan Hubicka <jh@suse.cz>
11457 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11458 attributes, when profile esitmate is present, calls with very low
11459 frequency are cold.
11461 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11463 PR tree-optimization/30730
11464 PR tree-optimization/26900
11465 * tree-ssa-loop-niter.c: Include gmp.h.
11466 (bounds): New type.
11467 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11468 split_to_var_and_offset, determine_value_range,
11469 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11470 bound_difference, bounds_add, bounds_negate,
11471 number_of_iterations_ne_max, dump_affine_iv): New functions.
11472 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11473 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11474 difference of initial and final value of control iv to validate
11476 (number_of_iterations_cond): Add loop parameter. Determine bounds
11477 on the difference of the extremes of the control iv. Add dumps.
11478 (expand_simple_operations): Handle phi nodes.
11479 (simplify_using_initial_conditions): Do not record used conditions.
11480 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11481 Do not set additional_info.
11482 (implies_nonnegative_p, implies_ge_p): Removed.
11483 (derive_constant_upper_bound): Do not use parameter `additional'.
11484 (record_estimate): Parameter `additional' removed. Parameter
11485 `i_bound' added. Do not call derive_constant_upper_bound.
11486 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11487 bound the number of iterations estimate.
11488 (estimate_numbers_of_iterations_loop): Pass the estimate from
11489 the number of iterations analysis to record_estimate.
11490 * tree.h (multiple_of_p): Declare.
11491 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11492 (scev_const_prop): Do not check expression_expensive_p.
11493 * fold-const.c (multiple_of_p): Exported.
11494 * double-int.c (double_int_mask): Exported.
11495 * double-int.h (double_int_mask): Declare.
11496 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11497 field. Added max field.
11499 2007-03-13 David Taylor <taylor@candd.org>
11502 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11505 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11508 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11509 two unamed patterns.
11511 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11513 * config/i386/i386.opt (mcx16, msahf): New options.
11514 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11515 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11517 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11518 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11519 Output -mcx16 and -msahf options when corresponding bit is set.
11521 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11522 and -msahf options.
11524 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11526 * configure.ac: Test for assembler tolerance to # 0 "".
11527 * configure, config.in: Rebuilt.
11528 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11530 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11532 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11534 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11535 (handle_syscall): Handle direct system calls.
11536 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11538 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11540 * doc/invoke.texi: Fix cpp.info cross-reference.
11541 * doc/passes.texi: Fix gcc.info cross-reference.
11543 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11545 PR tree-optimization/30835
11546 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11547 bb_for_stmt is not NULL before accessing it.
11549 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11551 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11554 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11557 * doc/install.texi: Document --enable-stage1-languages
11559 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11561 * tree-pass.h (pass_into_cfg_layout_mode,
11562 pass_outof_cfg_layout_mode): Declare.
11563 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11564 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11565 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11566 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11568 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11570 * c-decl.c (warn_variable_length_array): New function.
11571 Refactored from grokdeclarator to handle warn_vla
11572 and handle unnamed array case.
11573 (grokdeclarator): Refactored VLA warning case.
11574 * c.opt (Wvla): New flag.
11575 * doc/invoke.texi (Wvla): New warning.
11577 2007-03-12 Richard Henderson <rth@redhat.com>
11579 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11580 (TARGET_SECTION_TYPE_FLAGS): New.
11582 2007-03-12 Richard Henderson <rth@redhat.com>
11584 * config/darwin.c (machopic_reloc_rw_mask): New.
11585 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11586 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11588 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11590 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11591 * cppdefault.h (cpp_PREFIX): Document.
11592 (cpp_PREFIX_len): Likewise.
11593 (cpp_EXEC_PREFIX): New variable.
11594 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11595 * c-incpath.c (add_standard_paths): Correct logic for relocating
11596 paths within prefix.
11598 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11600 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11601 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11603 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11604 fix_truncdfdi_sse using SSEMODEF mode macro.
11605 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11606 fix_truncdfsi_sse using SSEMODEF mode macro.
11607 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11608 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11610 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11612 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11613 elfos.h to tm_file.
11615 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11617 * tree.h : Add multiple_of_p declaration.
11618 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11619 * ipa-type-escape.c (results_of_malloc): Redundant.
11620 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11621 (cast_type): Extended with new members.
11622 (check_cast): Returns cast_type.
11623 (cast): New structure for data of walk_use_def_chains.
11624 (is_malloc_result, is_cast_from_non_pointer_1,
11625 is_cast_from_non_pointer,
11626 is_array_access_through_pointer_and_index): New functions.
11627 (look_for_casts): Returns cast types.
11628 (check_call): Returns void.
11629 (okay_pointer_operation): Use support of pointer plus index,
11630 pointer plus constant and allow all multiplications.
11632 2007-03-11 Richard Guenther <rguenther@suse.de>
11634 PR tree-optimization/31115
11635 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11636 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11637 A shift count of zero is not special as with *_DIV_EXPR.
11638 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11641 2007-03-11 Ian Lance Taylor <iant@google.com>
11643 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11644 the *_DIV_EXPR codes correctly with overflow infinities.
11646 2007-03-11 Ira Rosen <irar@il.ibm.com>
11648 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11649 indicate success/failure of the analysis. Add negation to subtrahend
11650 in case of subtraction. Fail if both operands contain constants.
11651 (create_data_ref): Fail if analyze_offset fails.
11653 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11655 * config/i386/i386.md (frndintxf2): Rename to ...
11656 (rintxf2): ... this. Remove expander having same name.
11657 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11658 (roundsf2, rounddf2): Ditto.
11659 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11660 (lround<mode>di2, lround<mode>si2): Ditto.
11662 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11664 * lower-subreg.c: Include except.h.
11665 (decompose_multiword_subregs): Verify that the only control flow
11666 insns we can split are loads to multi-words pseudos.
11667 Handle breaking such blocks after splitting, instead of calling
11668 find_many_sub_basic_blocks.
11670 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11671 on the new basic block. Add a lengthy comment explaining why we
11672 thought this was necessary.
11673 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11675 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11678 * tree.c (walk_type_fields): Recurse into the element type of
11679 ARRAY_TYPEs if there is a pointer set.
11681 2007-03-10 Dirk Mueller <dmueller@suse.de>
11683 * c-common.c (warn_logical_operator): Fix condition.
11685 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11687 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11689 * config/darwin.c (machopic_select_section): Remove superfluous
11690 argument in call to categorize_decl_for_section. Remove unused
11693 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11695 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11697 * configure: Regenerate.
11699 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11702 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11703 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11704 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11705 Add LABEL_NUSES to emitted label.
11706 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11707 branch probability value to emitted jump insn.
11708 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11709 Do not check life information and do not re-arrange input operands
11710 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11712 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11714 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11715 the change of decode_asm_operands.
11717 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11719 * mode-switching.c (create_pre_exit): Skip blockage insn.
11721 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11723 * tree-pass.h (TODO_update_smt_usage): Remove.
11725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11729 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11731 * pa.c (attr_length_call): Revise condition for long
11732 pc-relative branch.
11733 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11734 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11735 sequence on SOM target.
11737 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11739 * gcc.c: Document %{, in big comment at top.
11740 (input_suffix_matches): Remove special handling for .s and
11742 (input_spec_matches): New.
11743 (handle_braces): Handle %{,.
11744 (validate_switches): ',' indicates a value which is not a switch.
11745 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11746 to detect assembler input.
11747 * config/i386/sol2.h (CPP_SPEC): Likewise.
11748 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11749 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11750 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11751 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11752 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11753 -m64 causes deployment target to default to 10.5.
11754 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11756 2007-03-09 Richard Henderson <rth@redhat.com>
11759 * target.h (targetm.asm.out.reloc_rw_mask): New.
11760 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11761 (TARGET_ASM_OUT): Use it.
11762 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11763 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11764 use the new reloc_rw_mask target hook instead.
11765 (default_section_type_flags_1): Merge into...
11766 (default_section_type_flags): ... here.
11767 (decl_readonly_section_1): Merge into...
11768 (decl_readonly_section): ... here.
11769 (default_elf_select_section_1): Merge into...
11770 (default_elf_select_section): ... here.
11771 (default_unique_section_1): Merge into...
11772 (default_unique_section): ... here.
11773 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11774 (default_select_rtx_section): Use it.
11775 (default_elf_select_rtx_section): Likewise.
11776 * output.h: Update to match.
11777 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11778 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11779 (TARGET_ASM_RELOC_RW_MASK): New.
11780 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11781 to categorize_decl_for_section.
11782 (x86_64_elf_unique_section): Likewise.
11783 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11784 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11785 (TARGET_ASM_RELOC_RW_MASK): New.
11786 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11787 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11788 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11789 (TARGET_RWRELOC): Remove.
11790 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11791 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11792 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11793 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11794 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11795 (rs6000_xcoff_select_section): Use decl_readonly_section.
11796 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11797 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11798 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11799 (TARGET_SECTION_TYPE_FLAGS): Remove.
11800 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11802 2007-03-09 Roger Sayle <roger@eyesopen.com>
11804 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11805 complex constant equality/inequality comparisons for here.
11806 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11807 known at compile-time or can be simplified to a scalar comparison.
11808 (fold_relational_const): Move compile-time evaluation of complex
11809 constant equality/inequality comparisons to here.
11811 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11813 PR rtl-optimization/30643
11814 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11816 (fold_rtx): Recurse, like before 2006-11-03.
11818 2007-03-09 DJ Delorie <dj@redhat.com>
11820 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11823 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11825 PR tree-optimization/30375
11826 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11827 LHS of statements is not the same.
11828 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11830 2007-03-09 Chao-ying Fu <fu@mips.com>
11832 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11834 * doc/invoke.texi (-mdspr2): Document new option.
11835 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11836 New unspec for DSP REV 2.
11837 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11838 these instructions are extended in DSP REV 2.
11839 (mips-dspr2.md): Include.
11840 * config/mips/mips.opt (mdspr2): New option.
11841 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11842 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11843 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11844 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11845 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11846 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11847 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11849 (bdesc_map): Add one field of unsupported_target_flags.
11850 (bdesc_arrays): Update entries to have extra fields. Add
11852 (mips_init_builtins): Initialize new function types.
11853 Check unsupported_target_fileds to filter out builtins.
11854 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11856 (ASM_SPEC): Pass mdspr2 to the assembler.
11857 * config/mips/mips-dspr2.md: New file.
11859 2007-03-09 Sa Liu <saliu@de.ibm.com>
11861 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11863 2007-03-09 Ian Lance Taylor <iant@google.com>
11865 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11866 argument) like -Wstrict-overflow=2.
11867 * doc/invoke.texi (Warning Options): Update documentation.
11869 2007-03-09 Dirk Mueller <dmueller@suse.de>
11872 * doc/invoke.texi (-Wlogical-op): Document.
11873 * common.opt (-Wlogical-op): New.
11874 * c-common.h (warn_logical_operator): Declare.
11875 * c-common.c (warn_logical_operator): Define.
11876 * c-typeck.c (parser_build_binary_op): Call
11877 warn_logical_operator.
11879 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11881 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11882 * final.c (final_scan_insn): Test for non-"" file name.
11884 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11886 * doc/loop.texi: Document the Omega linear constraints solver.
11887 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11888 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11889 omega-hash-table-size, omega-max-keys, and
11890 omega-eliminate-redundant-constraints.
11891 * tree-pass.h (pass_check_data_deps): Declared.
11894 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11895 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11896 pass_check_data_deps): New.
11897 * tree-data-ref.c (init_data_ref): Remove declaration.
11898 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11899 (analyze_array): Renamed init_array_ref, move up initializations.
11900 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11901 Removed arguments that are set to NULL.
11902 (analyze_indirect_ref): Correct indentation, correct call to
11904 (object_analysis): Call init_array_ref instead of analyze_array.
11905 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11906 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11907 of DR_ACCESS_FNS_ADDR.
11908 (init_omega_eq_with_af, omega_extract_distance_vectors,
11909 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11910 ddr_consistent_p): New.
11911 (compute_affine_dependence): Check consistency of ddrs when
11912 flag_check_data_deps is passed.
11913 (analyze_all_data_dependences): Uncomment.
11914 (tree_check_data_deps): New.
11915 * tree-data-ref.h: Include omega.h.
11916 (DR_ACCESS_FNS_ADDR): Removed.
11917 (data_dependence_relation): Add inner_loop.
11918 (DDR_INNER_LOOP): New.
11919 * common.opt (fcheck-data-deps): New.
11920 * tree-flow.h (tree_check_data_deps): Declare.
11921 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11922 (OBJS-common): Depend on omega.o.
11924 * passes.c (pass_check_data_deps): Scheduled.
11925 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11926 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11927 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11928 PARAM_VECT_MAX_VERSION_CHECKS,
11929 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11931 2007-03-09 Richard Guenther <rguenther@suse.de>
11933 PR tree-optimization/30904
11934 PR middle-end/31058
11935 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11936 the same way as *_DIV_EXPR.
11938 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11940 * recog.c (decode_asm_operands): No mixed declarations and code.
11942 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11944 * rtl.def (ASM_INPUT): Add location.
11945 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11946 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11947 (decode_asm_operands): Add loc operand.
11948 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11949 * stmt.c (expand_asm): Rename to...
11950 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11951 gen_rtx_ASM_INPUT_loc.
11952 (expand_asm_expr): Adjust.
11953 * recog.c (decode_asm_operands): Add loc operand.
11954 (check_asm_operands, extract_insn): Adjust.
11955 * reload1.c (maybe_fix_stack_asms): Likewise.
11956 * final.c (asm_insn_count): Likewise.
11957 (final_scan_insn): Output # line before and after asm.
11959 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11961 * tree-ssa-structalias.c (variable_info): Remove
11963 (new_var_info): Ditto.
11964 (shared_bitmap_info_t): New structure.
11965 (shared_bitmap_table): New variable.
11966 (shared_bitmap_hash): New function.
11967 (shared_bitmap_eq): Ditto
11968 (shared_bitmap_lookup): Ditto.
11969 (shared_bitmap_add): Ditto.
11970 (merge_smts_into): Change to take bitmap directly.
11971 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11972 (init_alias_vars): Init shared bitmap hashtable.
11973 (delete_points_to_sets): Delete shared bitmap hashtable.
11974 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11975 is_aliased removal as a change that was still necessary was
11978 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11980 * config/i386/i386.h (override_options): Conditionally disable
11981 x86_sahf for 64bit targets only.
11983 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11986 * c-decl.c (merge_decls): Don't call make_var_volatile.
11987 * varasm.c (make_var_volatile): Remove.
11988 * output.h (make_var_volatile): Remove.
11990 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11992 PR tree-optimization/31085
11993 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11995 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11997 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11998 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11999 ATTR_CONST_NOTHROW_LIST.
12001 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12004 2007-03-08 Diego Novillo <dnovillo@redhat.com>
12006 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
12008 2007-03-08 Geoffrey Keating <geoffk@apple.com>
12011 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
12013 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
12014 passed, use shared libgcc.
12016 2007-03-08 Roger Sayle <roger@eyesopen.com>
12018 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
12019 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12020 (honor_protect_cleanup_actions, lower_try_finally_switch):
12022 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
12023 ifc_temp_var): Likewise.
12024 * tree-inline.c (setup_one_parameter): Likewise.
12025 * tree-mudflap.c (mf_decl_cache_locals,
12026 mf_build_check_statement_for): Likewise.
12027 * tree-nested.c (init_tmp_var, save_tmp_var,
12028 finalize_nesting_tree_1): Likewise.
12029 * tree-outof-ssa.c (insert_copy_on_edge,
12030 insert_backedge_copies): Likewise.
12031 * tree-profile.c (tree_gen_edge_profiler,
12032 tree_gen_ic_profiler): Likewise.
12033 * tree-scalar-evolution.c (scev_const_prop): Likewise.
12034 * tree-sra.c (sra_build_assignment): Likewise.
12035 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
12036 * tree-ssa-math-opts.c (insert_reciprocals,
12037 execute_cse_sincos_1): Likewise.
12038 * tree-tailcall.c (adjust_accumulator_values,
12039 adjust_return_value): Likewise.
12040 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
12041 * tree-vect-transform.c (vect_create_data_ref_ptr,
12042 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
12043 vect_create_epilog_for_reduction, vectorizable_reduction,
12044 vectorizable_call, vectorizable_conversion,
12045 vectorizable_assignment, vectorizable_operation,
12046 vectorizable_type_demotion, vect_gen_widened_results_half,
12047 vect_permute_store_chain, vectorizable_store,
12048 vect_setup_realignment, vect_permute_load_chain,
12049 vectorizable_load, vectorizable_condition,
12050 vect_create_cond_for_align_checks): Likewise.
12051 * tree-vrp.c (build_assert_expr_for): Likewise.
12053 2007-03-08 Ian Lance Taylor <iant@google.com>
12055 * tree-vrp.c: Include "intl.h".
12056 (usable_range_p): New static function.
12057 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
12058 overflowed values, juts set *strict_overflow_p.
12059 (compare_values): Only return -2 if one of the operands is not a
12061 (compare_ranges): Call usable_range_p.
12062 (compare_range_with_value): Likewise.
12063 (vrp_evaluate_conditional_warnv): Rename from
12064 vrp_evaluate_conditional. Make static. Change all callers.
12065 (vrp_evaluate_conditional): New function.
12066 (simplify_div_or_mod_using_ranges): Issue warning about reliance
12067 on signed overflow.
12068 (simplify_abs_using_ranges): Likewise.
12069 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
12070 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
12071 within_stmt parameter.
12072 * tree-ssa-propagate.c (fold_predicate_in): Update call to
12073 vrp_evaluate_conditional.
12074 * tree-ssa-threadedge.c
12075 (record_temporary_equivalences_from_stmts_at_dest): Change
12076 simplify parameter to take a second tree parameter.
12077 (simplify_control_stmt_condition): Likewise.
12078 (thread_across_edge): Likewise.
12079 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12080 (thread_across_edge): Likewise.
12081 * Makefile.in (tree-vrp.o): Depend upon intl.h.
12083 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
12085 * config/i386/i386.h (TARGET_SAHF): New define.
12086 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
12087 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
12088 (x86_sahf): New global variable.
12089 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
12090 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
12091 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
12092 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
12094 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
12095 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
12096 when expanding fcomi/sahf based tests.
12097 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
12098 expanding sahf based alternative. Emit sahf based sequence when
12099 optimizing for code size.
12100 * config/i386/i386.md (x86_sahf_1): Do not disable for
12101 TARGET_64BIT, enable for TARGET_SAHF.
12103 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
12105 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
12106 spurious whitespace from error message.
12108 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
12111 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
12113 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
12115 * c-decl.c (grokdeclarator): Disable warnings for anonymous
12117 * tree-sra.c (instantiate_element): Propagate disabled warnings
12118 from the element itself to the created variable.
12120 2007-03-07 Richard Henderson <rth@redhat.com>
12123 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
12124 silently fix up the stack in the case of a missing register.
12126 2007-03-07 Paul Brook <paul@codesourcery.com>
12128 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
12130 2007-03-07 Joseph Myers <joseph@codesourcery.com>
12132 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
12134 (phase1_vrs): Use them.
12135 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
12136 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
12137 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
12138 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
12139 __gnu_Unwind_Restore_WMMXC if required.
12140 (_Unwind_VRS_Pop): Implement iWMMXt support.
12141 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
12142 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
12143 gnu_Unwind_Save_WMMXC): Define.
12145 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12147 * config/vxworks.h (vxworks_override_options): Declare.
12148 (VXWORKS_OVERRIDE_OPTIONS): Use it.
12149 * config/vxworks.c: Include target.h and toplev.h.
12150 (vxworks_override_options): New function.
12151 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
12153 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
12155 * config/s390/s390.c (override_options): Don't emit an error when
12156 -mstack-size is used without providing -mstack-guard.
12157 (s390_emit_prologue): Choose stack_guard value automatically if not
12158 provided via command line.
12159 * doc/invoke.texi: Adjust description of -mstack-guard and
12162 2007-03-07 Richard Sandiford <richard@codesourcery.com>
12164 * config/i386/i386.c (output_set_got): Add a GOT initialization
12165 sequence for VxWorks PIC.
12166 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
12167 around labels as well as symbols. Use gotoff_operand instead
12168 of local_symbolic_operand.
12169 (legitimize_pic_address): Use gotoff_operand instead of
12170 local_symbolic_operand. Use @GOT accesses for labels as
12172 (ix86_output_addr_diff_elt): Use PC-relative rather than
12173 GP-relative offsets for VxWorks PIC.
12174 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
12175 no_new_pseudos. Check whether the returned register is op0.
12176 * config/i386/i386.md (tablejump): Use PC-relative rather than
12177 GP-relative offsets for VxWorks PIC.
12178 * config/i386/predicates.md (gotoff_operand): New predicate.
12180 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12182 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
12184 * config/vxworks-dummy.h: New file.
12185 * config/i386/i386.h: Include it.
12187 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
12189 * dwarf2out.c (is_inlined_entry_point): New
12190 (add_high_low_attributes): Emit DW_AT_entry_pc along with
12191 DW_AT_ranges if the first subblock is the entry point.
12193 2007-03-06 David Daney <ddaney@avtrex.com>
12195 * doc/install.texi (mips-*-*): Change recommended binutils
12198 2007-03-06 Anatoly Sokolov <aesok@post.ru>
12200 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
12201 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
12203 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12204 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12206 2007-03-06 Jan Hubicka <jh@suse.cz>
12208 * errors.h (warning, error, fatal, internal_error): Mark as cold.
12209 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
12211 (probably_cold_bb_p): Cold functions are cold.
12212 (probably_never_executed_bb_p): Cold functions are cold.
12213 (tree_bb_level_predictions): Predict calls to cold functions as not
12215 (compute_function_frequency): Check hot/cold attributes.
12216 * function.h (function_frequency): Update comments.
12217 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
12218 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
12219 (c_common_att): Add cold and hot.
12221 * doc/extend.texi (hot,cold attributes): Document.
12223 2007-03-06 Andrew Haley <aph@redhat.com>
12225 * function.c (expand_function_end): Move blockage to just after we
12226 emit the label for the naked return from the function.
12228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12230 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
12233 2007-03-06 Jan Hubicka <jh@suse.cz>
12235 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
12236 loaded for constant large models. Non-large 64bit PIC can do.
12237 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
12238 * cmodel.h: Add LARGE PIC.
12239 * i386.md (UNSPEC_PLTOFF): New.
12240 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
12242 (*call_1_rex64): Disable for large models.
12243 (*call_1_rex64_large): New.
12244 (*call_value_1_rex64): Disable for large models.
12245 (*call_value_1_rex64_large): New.
12246 (set_rip_rex4): New.
12247 (set_got_offset_rex64): New.
12248 * predicates.md (constant_call_address_operand): For large model
12249 constant calls are not possible.
12250 * i386-protos.h (construct_plt_address): Declare.
12251 * i386.c (override_options): Accept large models.
12252 (ix86_expand_prologue): Expand large PIC GOT pointer load.
12253 (legitimate_constant_p): Add new UNSPECs.
12254 (legitimate_pic_operand_p): Likewise.
12255 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
12256 (legitimize_pic_address): Do easy RIP relative way for TLS only for
12258 (output_pic_addr_const): Add PLTOFF.
12259 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
12260 (ix86_expand_move): Legitimize pic address when in PIC mode.
12261 (construct_plt_address): New function.
12262 (ix86_expand_call): Offload the address to register and use GOT
12263 pointer for large model.
12264 * invoke.texi (mcmodel=large): Update documentation.
12266 2007-03-06 Richard Henderson <rth@redhat.com>
12268 * config/i386/i386.c (x86_use_leave, x86_push_memory,
12269 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
12270 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
12271 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
12272 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
12273 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
12274 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
12275 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
12276 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
12277 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
12278 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12279 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
12280 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12281 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12282 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12283 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12284 x86_schedule, x86_use_bt, x86_pad_returns,
12285 x86_use_xchgb): Merge into ...
12286 (ix86_tune_features): ... here. New array.
12287 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12288 x86_bswap): Merge into ...
12289 (ix86_arch_features): ... here. New array.
12290 (x86_3dnow_a): Remove.
12291 (x86_accumulate_outgoing_args): Make static.
12292 (x86_arch_always_fancy_math_387): Make static.
12293 (ix86_tune_mask, ix86_arch_mask): Move ...
12294 (override_options): ... to local variables here. Apply the
12295 appropriate mask to each element of ix86_arch_features and
12296 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12297 as were done in the old macros.
12298 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12299 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12300 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12301 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12302 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12303 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12304 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12305 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12306 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12307 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12308 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12309 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12310 x86_accumulate_outgoing_args, x86_prologue_using_move,
12311 x86_epilogue_using_move, x86_decompose_lea,
12312 x86_arch_always_fancy_math_387, x86_shift1,
12313 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12314 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12315 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12316 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12317 x86_use_incdec, x86_pad_returns, x86_bswap,
12318 x86_partial_flag_reg_stall): Remove.
12319 (enum ix86_tune_indices): New.
12320 (ix86_tune_features): New.
12321 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12322 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12323 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12324 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12325 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12326 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12327 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12328 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12329 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12330 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12331 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12332 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12333 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12334 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12335 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12336 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12337 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12338 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12339 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12340 TARGET_EXT_80387_CONSTANTS): Use it.
12341 (enum ix86_arch_indices): New.
12342 (ix86_arch_features): New.
12343 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12344 TARGET_BSWAP): Use it.
12345 (ix86_tune_mask, ix86_arch_mask): Remove.
12347 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12350 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12351 Define using $${sysroot_headers_suffix}.
12352 * configure: Regenerate.
12353 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12354 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12356 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12357 * gcc.c (print_sysroot_headers_suffix): New.
12358 (option_map): Include --print-sysroot-headers-suffix.
12359 (display_help): Mention -print-sysroot-headers-suffix.
12360 (process_command): Handle -print-sysroot-headers-suffix.
12361 (do_spec_1): Append multilib directory to include-fixed path if
12362 sysroot suffixes in use.
12363 (main): Handle -print-sysroot-headers-suffix.
12364 * Makefile.in (start.encap): Don't depend on xlimits.h
12365 (xlimits.h): Remove.
12366 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12367 limits.h for each multilib in fixinc_list.
12368 (fixinc_list, s-fixinc_list): New.
12369 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12370 generate them for each multilib in fixinc_list.
12371 (stmp-fixproto): Use include-fixed. Run fixproto for each
12372 multilib in fixinc_list.
12373 (mostlyclean): Don't remove xlimits.h.
12374 (clean): Remove include-fixed.
12375 (real-install-headers-tar, real-install-headers-cpio,
12376 real-install-headers-cp): Don't copy include, only include-fixed.
12377 (install-mkheaders): Depend on fixinc_list. Don't depend on
12378 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12379 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12380 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12382 2007-03-06 Jan Hubicka <jh@suse.cz>
12384 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12387 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12389 * configure.ac: Allow tm_file to contain build-directory files.
12390 * configure: Regenerate.
12391 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12392 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12393 * config/m68k/print-sysroot-suffix.sh: New file.
12395 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12397 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12398 of pic_offset_table_rtx if reload_completed.
12399 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12400 PIC_OFFSET_TABLE_REGNUM.
12401 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12403 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12404 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12408 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12409 functions that call eh_return.
12411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12413 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12414 functions that need a constant pool.
12416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12419 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12420 (m68k_preferred_reload_class): Likewise.
12421 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12422 (SECONDARY_RELOAD_CLASS): Define.
12423 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12424 (LIMIT_RELOAD_CLASS): Delete.
12425 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12426 registers from storing bytes.
12427 (m68k_secondary_reload_class): New function.
12428 (m68k_preferred_reload_class): Likewise.
12430 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12432 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12434 (m68k_expand_prologue): Likewise.
12436 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12438 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12439 (mips_expand_epilogue): Add a bool parameter.
12440 (m68k_legitimize_sibcall_address): Declare.
12441 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12442 (m68k_expand_epilogue): Add a parameter to select between sibling
12443 and normal epilogues. Only generate a return for the latter.
12444 (m68k_ok_for_sibcall_p): New function.
12445 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12446 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12447 (sibcall_value, *sibcall_value): Likewise.
12448 (*call, *call_value): Require !SIBLING_CALL_P.
12449 (epilogue): Update call to m68k_expand_epilogue.
12450 (sibcall_epilogue): New pattern.
12451 * config/m68k/predicates.md (const_call_operand): Say that this
12452 predicate applies to sibling calls too.
12453 (sibcall_operand): New predicate.
12455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12457 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12458 alternatives as movsi_cf.
12459 (movsf_cf_hard): Add commentary.
12461 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12462 Richard Sandiford <richard@codesourcery.com>
12464 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12465 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12466 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12467 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12468 as being live on exit from an interrupt function.
12469 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12470 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12471 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12472 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12473 (m68k_interrupt_function_p): Globalize.
12474 (m68k_compute_frame_layout): Remove reverse mask code.
12475 (m68k_emit_movem, m68k_set_frame_related): New functions.
12476 (m68k_output_function_prologue): Delete in favor of...
12477 (m68k_expand_prologue): ...this new function.
12478 (m68k_output_function_epilogue): Delete in favor of...
12479 (m68k_expand_epilogue): ...this new function.
12480 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12482 (print_operand): Handle %?.
12483 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12484 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12485 (prologue, epilogue): New patterns.
12486 (return): Turn into a define_expand.
12487 (*return): New pattern, derived from old "return" pattern. Use rte
12488 rather than rts for interrupt functions. Only use rtd if the pop
12490 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12491 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12492 (link, *link, unlink, *unlink, load_got): Likewise.
12494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12498 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12499 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12500 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12501 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12502 and m68k_matches_u_p.
12503 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12504 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12505 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12506 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12507 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12508 (REG_STRICT_P): New macro.
12509 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12510 PCREL_GENERAL_OPERAND_OK.
12511 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12512 m68k_legitimate_base_reg_p.
12513 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12514 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12515 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12516 * config/m68k/m68k.c (m68k_address): New structure.
12517 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12518 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12519 (m68k_jump_table_ref_p, m68k_decompose_address)
12520 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12521 (m68k_matches_u_p): New functions.
12522 (print_operand_address): Rewrite to use m68k_decompose_index.
12524 2007-03-05 David Taylor <dtaylor@emc.com>
12526 * gcc.c: Correct copyright date in --version output.
12528 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12530 * pa.md: In unamed move patterns, disparge copies between general
12531 and floating point registers using '?' modifier. Don't include 'f'
12532 constraint for register preferences in DImode, SImode, HImode and
12533 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12534 Remove constraints for copies between general and floating registers
12535 in soft-float DFmode pattern.
12536 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12540 2007-03-05 Mike Stump <mrs@apple.com>
12542 * c-common.c (targetcm): Add.
12543 * c-opts.c (c_common_handle_option): Handle language specific
12545 * opts.c (handle_option): Verify language for target options, if
12547 * opth-gen.awk: Add CL_LANG_ALL.
12548 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12549 (TARGETCM_INITIALIZER): Add.
12550 * target.h (struct gcc_targetcm): Add.
12552 * targhooks.c (default_handle_c_option): Add.
12553 * targhooks.h (default_handle_c_option): Add.
12554 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12556 * config/darwin.opt (iframework): Add.
12557 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12558 * config/darwin-c.c (handle_c_option): Add.
12559 (TARGET_HANDLE_C_OPTION): Add.
12561 * doc/invoke.texi (Darwin Options): Add -iframework.
12563 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12565 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12568 2007-03-05 Ian Lance Taylor <iant@google.com>
12570 * c.opt (fgnu89-inline): New option.
12571 * c-opts.c (c_common_post_options): Set default value for
12573 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12574 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12576 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12577 (grokdeclarator, start_function): Likewise.
12578 * c-cppbuiltin.c (c_cpp_builtins): Define either
12579 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12580 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12581 (C Dialect Options): Document -fgnu89-inline.
12582 * doc/extend.texi (Function Attributes): Explain what the
12583 gnu_inline attribute does.
12584 * doc/cpp.texi (Common Predefined Macros): Document
12585 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12587 2007-03-05 Ian Lance Taylor <iant@google.com>
12589 PR tree-optimization/31034
12590 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12591 half-range if the other side is an overflow infinity.
12593 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12595 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12596 (bfin*-linux-uclibc*): New configuration.
12597 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12599 * config/bfin/linux.h: New file.
12600 * config/bfin/libgcc-bfin.ver: New file.
12601 * config/bfin/t-bfin-uclinux: New file.
12602 * config/bfin/t-bfin-linux: New file.
12603 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12604 (TARGET_OS_CPP_BUILTINS): New macro.
12606 2007-03-05 Richard Guenther <rguenther@suse.de>
12608 * fold-const.c (fold_binary): Remove duplicate folding
12609 of comparison of non-null ADDR_EXPR against null.
12611 2007-03-05 Richard Guenther <rguenther@suse.de>
12612 Dorit Nuzman <dorit@il.ibm.com>
12614 PR tree-optimization/26420
12615 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12616 are no loops in the function. Only print the number of
12617 vectorized loops if it is greater than zero or we are supposed
12618 to print information about unvectorized loops.
12620 2007-03-05 Revital Eres <eres@il.ibm.com>
12622 * gcc.dg/var-expand1.c: New test.
12623 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12624 when an accumulator is expanded.
12626 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12629 * c-common.c (convert_and_check): Don't give warnings for
12630 conversion if 'expr' already overflowed.
12632 2007-03-04 Roger Sayle <roger@eyesopen.com>
12634 PR middle-end/30744
12635 * fold-const.c (fold_comparison): Enforce type consistency when
12636 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12638 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12640 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12641 containing a cast to the base of TARGET_MEM_REF.
12643 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12645 * tree.c (tree_contains_struct_check_failed): Remove spurious
12646 whitespace from error message.
12648 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12651 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12652 instead of precision.
12654 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12655 Nathan Sidwell <nathan@codesourcery.com>
12657 * emit-rtl.c (find_auto_inc): New.
12658 (try_split): recreate REG_INC notes,
12659 Use regular for loops rather than whiles.
12661 2007-03-03 Andreas Schwab <schwab@suse.de>
12663 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12664 * configure: Regenerate.
12666 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12668 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12669 flag_rounding_math, not flag_unsafe_math_optimizations.
12671 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12673 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12674 alpha_fold_vector_minmax): Likewise.
12675 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12676 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12678 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12680 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12681 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12682 if the lhs has side-effects.
12683 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12685 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/i386.h (TUNEMASK): Remove define.
12688 (ARCHMASK): Remove define.
12689 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12690 Use ix86_arch_mask variable instead of ARCHMASK.
12691 * config/i386/i386.c (override_options): Ditto.
12692 (standard_80387_constant_p): Ditto.
12694 2007-03-02 Ian Lance Taylor <iant@google.com>
12696 Used signed infinities in VRP.
12697 * tree-vrp.c (uses_overflow_infinity): New static function.
12698 (supports_overflow_infinity): New static function.
12699 (make_overflow_infinity): New static function.
12700 (negative_overflow_infinity): New static function.
12701 (positive_overflow_infinity): New static function.
12702 (is_negative_overflow_infinity): New static function.
12703 (is_positive_overflow_infinity): New static function.
12704 (is_overflow_infinity): New static function.
12705 (overflow_infinity_range_p): New static function.
12706 (compare_values_warnv): New function split out of compare_values.
12707 (compare_value): Call it.
12708 (set_value_range_to_nonnegative): Add overflow_infinity
12709 parameter. Change caller.
12710 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12712 (vrp_expr_computes_nonzero): Likewise.
12713 (compare_ranges, compare_range_with_value): Likewise.
12714 (compare_name_with_value, compare_names): Likewise.
12715 (vrp_evaluate_conditional): Likewise.
12716 (set_value_range): Handle infinity
12717 (vrp_operand_equal_p, operand_less_p): Likewise.
12718 (extract_range_from_assert): Likewise.
12719 (vrp_int_const_binop): Likewise.
12720 (extract_range_from_binary_expr): Likewise.
12721 (extract_range_from_unary_expr): Likewise.
12722 (extract_range_from_comparison): Likewise.
12723 (extract_range_from_expr): Likewise.
12724 (dump_value_range): Likewise.
12725 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12726 (test_for_singularity): Likewise.
12727 (vrp_int_const_binop): Remove inline qualifier.
12728 (adjust_range_with_scev): Add comment.
12729 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12731 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12733 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12734 (get_constraint_for): Likewise.
12735 (do_structure_copy): Likewise.
12736 (find_func_aliases): Fix references to MODIFY_EXPR.
12737 (intra_create_variable_infos): Tidy.
12738 * tree-ssa-operands.c (add_virtual_operand): Add argument
12740 When adding members of alias sets, if IS_CALL_SITE is true and
12741 the symbol is not call-clobbered, skip it.
12742 Adjust all callers.
12744 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12746 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12747 entry by means of emit_insn_at_entry.
12749 2007-03-02 Richard Henderson <rth@redhat.com>
12751 * expr.h (promoted_input_arg): Remove decl.
12752 * function.c (promoted_input_arg): Merge into ...
12753 * combine.c (setup_incoming_promotions): ... only caller.
12754 Rearrange to avoid double loop.
12756 2007-03-02 Ben Elliston <bje@au.ibm.com>
12757 Peter Bergner <bergner@vnet.ibm.com>
12758 Janis Johnson <janis187@us.ibm.com>
12760 * config/rs6000/dfp.md: New file.
12761 * config/rs6000/rs6000.md: Include dfp.md.
12762 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12763 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12764 and TDmode decimal float modes in FP registers.
12765 (num_insns_constant): Likewise.
12766 (rs6000_legitimate_offset_address_p): Likewise.
12767 (rs6000_legitimize_address): Likewise.
12768 (rs6000_legitimize_reload_address): Likewise.
12769 (rs6000_legitimate_address): Likewise.
12770 (rs6000_emit_move): Likewise.
12771 (function_arg_boundary): Likewise.
12772 (function_arg_advance): Likewise.
12773 (rs6000_darwin64_record_arg_recurse): Likewise.
12774 (function_arg): Likewise.
12775 (rs6000_gimplify_va_arg): Likewise.
12776 (rs6000_split_multireg_move): Likewise.
12777 (rs6000_output_function_epilogue): Likewise.
12778 (rs6000_output_function_epilogue): Likewise.
12779 (rs6000_register_move_cost): Likewise.
12780 (rs6000_function_value): Likewise.
12781 (rs6000_libcall_value): Likewise.
12783 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12785 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12787 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12789 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12790 Use $MULTIDIR to choose between the kernel and RTP headers,
12791 and use $WIND_BASE and $WIND_USR to locate them.
12793 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12795 * config/i386/i386.c (override_options): Put initialization of
12796 ix86_tune_mask and ix86_arch_mask to the correct place.
12798 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12799 Michael Meissner <michael.meissner@amd.com>
12802 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12803 (ARCHMASK): Define.
12804 (TARGET_CMOVE): Use ARCHMASK.
12805 (TARGET_CMPXCHG): Ditto.
12806 (TARGET_CMPXCHG8B): Ditto.
12807 (TARGET_XADD): Ditto.
12808 (TARGET_BSWAP): Ditto.
12809 * config/i386/i386.c (ix86_tune_mask): New global variable.
12810 (ix86_arch_mask): Ditto.
12811 (override_options): Initialize ix86_tune_mask and
12812 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12815 2007-03-02 Ben Elliston <bje@au.ibm.com>
12818 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12820 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12822 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12823 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12824 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12825 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12827 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12828 rs6000_init_dwarf_reg_sizes_extra): New.
12829 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12830 SPE register high parts.
12832 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12834 * Makefile.in: Add install-pdf target as
12835 copied from automake v1.10 rules.
12836 * configure.ac: Add install-pdf to target list.
12837 * configure: Regenerate.
12839 2007-03-01 Paul Brook <paul@codesourcery.com>
12841 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12842 modes to LDRD for DImode.
12843 (output_move_double): Fixup out of range ldrd/strd.
12844 (vfp_secondary_reload_class): Rename...
12845 (coproc_secondary_reload_class): ... to this. Add wb argument.
12846 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12847 coproc_secondary_reload_class for CLASS_IWMMXT.
12848 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12849 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12851 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12853 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12854 unroll factor by the estimated number of iterations.
12855 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12856 than prefetch latency.
12858 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12859 decode_caches_intel, detect_caches_intel): New functions.
12860 (host_detect_local_cpu): Use detect_caches_amd and
12861 detect_caches_intel.
12863 2007-03-01 Richard Henderson <rth@redhat.com>
12865 * expr.c (emit_move_complex_push): Export.
12866 (emit_move_complex_parts): Split out from ...
12867 (emit_move_complex): ... here.
12868 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12869 * config/i386/i386.md (movcdi): New.
12871 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12873 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12874 size of mode1 to check for tieable modes in MMX case.
12876 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12878 * Makefile.in (rtlanal.o): Depend on tree.h.
12879 * rtl.h (offset_within_section_p, split_const): Declare.
12880 * rtlanal.c: Include tree.h.
12881 (offset_within_block_p): New function, taken from
12882 mips_offset_within_object_p.
12883 (split_const): New function, taken from mips_split_const.
12884 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12886 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12887 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12888 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12889 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12890 (m68k_illegitimate_symbolic_constant_p): New function.
12891 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12892 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12893 symbolic constant that might be outside the symbol's section,
12894 move the symbol first and then add the offset.
12895 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12897 * config/mips/mips.c (mips_split_const): Delete.
12898 (mips_offset_within_object_p): Delete.
12899 (mips_symbolic_constant_p): Use offset_within_section_p and
12900 split_const instead of mips_offset_within_object_p and
12902 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12903 (mips_legitimize_const_move, print_operand_reloc)
12904 (mips_dangerous_for_la25_p): Use split_const instead of
12907 2007-02-28 Eric Christopher <echristo@apple.com>
12909 * Makefile.in (install-include-dir): Don't rm -rf include.
12911 2007-02-28 Richard Guenther <rguenther@suse.de>
12913 PR middle-end/30364
12914 * fold-const.c (fold_binary): Do not associate expressions
12915 with more than one variable for integer types that do not wrap.
12917 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12919 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12920 Delete, and replace with...
12921 (fold_builtin_call_array): This. Update callers to use it.
12922 * fold-const.c (fold_build_call_list): Delete, and replace with...
12923 (fold_build_call_array): This.
12924 (fold_build_call_list_initializer): Delete, and replace with...
12925 (fold_build_call_array_initializer): This.
12926 * tree.h: Update declarations to reflect above changes.
12928 * c-typeck.c (build_function_call): Store converted arguments
12929 in a stack-allocated array instead of building a list.
12930 (convert_arguments): Store arguments in the array passed in as an
12931 argument, and return the actual number of arguments.
12932 * c-format.c: (check_function_format): Pass arguments in an
12933 array instead of a list.
12934 * c-common.c (check_function_nonnull): Likewise.
12935 (check_function_sentinel): Likewise.
12936 (check_function_arguments): Likewise.
12937 * c-common.h: Update declarations to reflect above changes.
12939 2007-02-28 Jan Hubicka <jh@suse.cz>
12941 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12942 PRED_NEGATIVE_RETURN): Update outcomes.
12944 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12946 * calls.c (emit_library_call_value_1): Handle partial registers
12947 correctly when building up CALL_INSN_FUNCTION_USAGE.
12949 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12951 * pa/predicates.md (move_src_operand): Allow zero for mode.
12952 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12955 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12958 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12959 *movv2df_internal): Enable pattern only for valid operand
12961 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12962 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12964 2007-02-27 Mike Stump <mrs@apple.com>
12966 * config/darwin-crt3.c: Avoid compilation when compiling for a
12969 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12971 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12973 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12974 for fixed headers and limits.h.
12975 (install-include-dir, install-headers-tar, install-headers-cpio,
12976 install-headers-cp, real-install-headers-tar,
12977 real-install-headers-cpio, real-install-headers-cp): Handle
12978 include-fixed as well as include.
12979 (install-mkheaders): Don't install files that go only in include
12981 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12982 from GCC_INCLUDE_DIR.
12983 * gcc.c (process_command): Remove special -BstageN/ handling.
12984 (do_spec_1): Add include-fixed directories.
12986 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12988 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12990 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12992 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12995 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12997 * c-common.c (get_priority): Add check for
12998 SUPPORTS_INIT_PRIORITY.
13000 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13002 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
13004 * config/bfin/bfin.c: Include "cfglayout.h".
13005 (MAX_LSETUP_DISTANCE): New macro.
13006 (struct loop_info): New members incoming, incoming_src and
13007 incoming_dest. Delete member predecessor.
13008 (length_for_loop): New function.
13009 (bfin_optimize_loop): Handle more different loop structures.
13010 (bfin_discover_loop): Rework detection of predecessor blocks by
13011 examining incoming edges.
13012 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
13014 (bfin_reorder_loops): New function.
13015 (bfin_reorg_loops): Use these three new functions.
13017 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
13018 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
13019 (CONSTRAINT_LEN): Add entry for 'q'.
13020 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
13021 Add 'q' constraints.
13022 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
13023 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
13025 * config/bfin/bfin.md (add_with_carry): New pattern.
13026 (s_or_u, su_optab, su_modifier): New code macros/attrs.
13027 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
13028 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
13029 support unsigned multiplies too. Removed incorrect commutativity from
13030 operand 1 constraint where appropriate.
13031 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
13033 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
13034 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
13036 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
13037 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
13038 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
13039 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
13040 usmulhisi_hh_huh): New patterns.
13042 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
13043 lshifthi3): Fix output template to use half reg for operand 2.
13045 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
13048 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
13050 2007-02-27 Andreas Schwab <schwab@suse.de>
13052 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
13054 2007-02-27 Jan Hubicka <jh@suse.cz>
13056 * predict.c (last_basic_block_p): Remove.
13057 (tree_estimate_probability): Update return heuristic for commonized
13060 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13062 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
13064 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
13066 * doc/include/gcc-common.texi (versionsubtitle): New macro.
13067 * doc/cpp.texi: Standardize title page.
13068 * doc/cppinternals.texi: Likewise.
13069 * doc/gcc.texi: Standardize title page, remove version number
13070 from copyright page.
13071 * doc/gccint.texi: Likewise.
13072 * doc/install.texi: Standardize title page, add table of
13075 2007-02-26 Jan Hubicka <jh@suse.cz>
13077 * predict.def: Set outcomes according to more recent results.
13078 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
13079 Remove dead predictors.
13080 * predict.c (return_prediction): Fix pasto.
13082 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
13084 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
13085 change; avoid a memory leak when returning early.
13087 2007-02-26 Mark Mitchell <mark@codesourcery.com>
13089 * c-decl.c (static_ctors): Move to c-common.c.
13090 (static_dtors): Likewise.
13091 (finish_function): Use c_record_cdtor_fn.
13092 (build_cdtor): Move to c-common.c.
13093 (c_write_global_declarations): Use c_build_cdtor_fns.
13094 * c-common.h (static_ctors): Declare.
13095 (static_dtors): Likewise.
13096 (c_record_cdtor_fn): Likewise.
13097 (c_build_cdtor_fns): Likewise.
13098 * c-common.c (static_ctors): New variable.
13099 (static_dtors): Likewise.
13100 (c_record_cdtor_fn): New function.
13101 (build_cdtor): Move from c-decl.c
13102 (c_build_cdtor_fns): New function.
13104 * output.h (assemble_addr_to_section): Declare.
13105 (get_cdtor_priority_section): Likewise.
13106 * varasm.c (assemble_addr_to_section): New function.
13107 (get_cdtor_priority_section): Likewise.
13108 (default_named_section_asm_out_destructor): Use them.
13109 (destor_dtor_section_asm_out_destructor): Likewise.
13110 (default_named_section_asm_out_constructor): Likewise.
13111 (default_ctor_section_asm_out_constructor): Likewise.
13112 * config.gcc (*-*-vxworks*): Include vxworks.o.
13113 * config/t-vxworks (vxworks.o): New target.
13114 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
13115 (TARGET_ASM_CONSTRUCTOR): Define.
13116 (TARGET_ASM_DESTRUCTOR): Likewise.
13117 (vxworks_asm_out_constructor): Declare.
13118 (vxworks_asm_out_destructor): Likewise.
13120 * c-common.c (get_priority): Check that we have not just an
13121 INTEGER_CST, but an integer constant with integeral type.
13123 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
13125 PR tree-optimization/30938
13126 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
13127 use &dt[nargs-1] instead of &dt[nargs] in the call to
13128 vect_is_simple_use().
13130 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
13132 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
13133 from register elimination as PRE_MODIFY / POST_MODIFY increments.
13134 Do not attempt to handle MEM inside auto-inc expressions.
13135 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
13136 of a register modified by an auto-inc expression. However, do handle
13137 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
13138 (elimination_effects): Prohibit elimination of a register modified
13139 by an auto-inc expression. Disable register elimination rules whose
13140 target register is modified by an auto-inc expression with variable
13143 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13145 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
13147 (array_at_struct_end_p): New function.
13148 (idx_infer_loop_bounds): Use it.
13149 (estimate_numbers_of_iterations_loop): Export.
13150 * predict.c (predict_loops): Use estimated_loop_iterations_int.
13151 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
13152 (tree_estimate_probability): Call record_loop_exits.
13153 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
13154 (estimated_loop_iterations, estimated_loop_iterations_int,
13155 estimated_loop_iterations_tree): New functions.
13156 (analyze_siv_subscript_cst_affine,
13157 compute_overlap_steps_for_affine_1_2,
13158 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
13159 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
13160 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
13161 (PRED_LOOP_ITERATIONS_GUESSED): New.
13162 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
13163 * cfgloop.h (estimate_numbers_of_iterations_loop,
13164 estimated_loop_iterations_int): Declare.
13166 2007-02-25 Mark Mitchell <mark@codesourcery.com>
13168 * doc/extend.texi: Document optional priority argument to
13169 constructors and destructors.
13170 * tree.c (init_priority_for_decl): Adjust GTY markers.
13171 (init_ttree): Use priority-info hash functions for
13172 init_priority_for_decl.
13173 (tree_map_eq): Rename to ...
13174 (tree_map_base_eq): ... this.
13175 (tree_map_marked_p): Rename to ...
13176 (tree_map_base_marked_p): ... this.
13177 (tree_map_base_hash): New function.
13178 (decl_init_priority_lookup): Rework.
13179 (decl_fini_priority_lookup): New function.
13180 (decl_priority_info): New function.
13181 (decl_init_priority_insert): Use it.
13182 (decl_fini_priority_insert): Likewise.
13183 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
13185 (decl_restrict_base_insert): Likewise.
13186 (decl_debug_expr_insert): Likewise.
13187 (decl_value_expr_lookup): Likewise.
13188 (decl_value_expr_insert): Likewise.
13189 * tree.h (priority_type): New type.
13190 (decl_init_priority_lookup): Use priority_type.
13191 (decl_fini_priority_lookup): New function.
13192 (decl_init_priority_insert): Use priority_type.
13193 (decl_fini_priority_insert): New function.
13194 (DECL_HAS_INIT_PRIORITY): Tweak comments.
13195 (DECL_INIT_PRIORITY): Likewise.
13196 (SET_DECL_INIT_PRIORITY): Add comment.
13197 (DECL_FINI_PRIORITY): New macro.
13198 (SET_DECL_FINI_PRIORITY): Likewise.
13199 (DEFAULT_INIT_PRIORITY): Document.
13200 (MAX_INIT_PRIORITY): Likewise.
13201 (MAX_RESERVED_INIT_PRIORITY): Likewise.
13202 (tree_map_base): New type.
13203 (tree_map_base_eq): New function.
13204 (tree_map_base_hash): Likewise.
13205 (tree_map_base_marked_p): Likewise.
13206 (tree_map): Inherit from tree_map_base.
13207 (tree_map_eq): Make it a macro.
13208 (tree_map_marked_p): Likewise.
13209 (tree_int_map): Inherit from tree_map_base.
13210 (tree_int_map_eq): Make it a macro.
13211 (tree_int_map_hash): Likewise.
13212 (tree_int_map_marked_p): Likewise.
13213 (tree_priority_map): New type.
13214 (tree_priority_map_eq): New macro.
13215 (tree_priority_map_hash): Likewise.
13216 (tree_priority_map_marked_p): Likewise.
13217 * varasm.c (emults_decl): Adjust for refactoring of tree_map
13219 (emutls_common_1): Likewise.
13220 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
13221 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
13222 of tree_map hierarchy.
13223 * tree-cfg.c (move_stmt_r): Likewise.
13224 (new_label_mapper): Likewise.
13225 * c-tree.h (c_expand_body): Move to ...
13226 * c-common.h (c_expand_body): ... here.
13227 * c-decl.c (c_expand_body): Move to ...
13228 * c-common.c (c_expand_body): ... here.
13229 (c_common_attribute_table): Allow 1 argument for the constructor
13230 and destructor attributes.
13231 (get_priority): New function.
13232 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
13233 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
13235 2007-02-24 Jan Hubicka <jh@suse.cz>
13237 PR middle-end/30509
13238 * tree-inline.c (copy_bb): Produce exact copy of EH info when
13239 copying for inlining.
13241 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13242 Jan Hubicka <jh@suse.cz>
13245 * i386.c (counter_mode): New function.
13246 (expand_set_or_movmem_via_loop): Use it.
13247 (expand_movmem_epilogue): Likewise; fix pasto.
13248 (ix86_expand_movmem): Do emit guard even for constant counts.
13249 (ix86_expand_setmem): Likewise.
13251 2007-02-25 Nick Clifton <nickc@redhat.com>
13253 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
13254 (JUMP_TABLES_IN_TEXT_SECTION): Define.
13256 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
13259 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
13260 count argument with 0x10, not with 0x16.
13261 (expand_setmem_epilogue): Ditto.
13263 2007-02-24 Mike Stump <mrs@apple.com>
13265 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
13268 2007-02-24 Richard Guenther <rguenther@suse.de>
13270 PR middle-end/30951
13271 * fold-const.c (fold_binary): Fold x +- CST op x for
13272 EQ_EXPR and NE_EXPR.
13274 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13276 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
13278 2007-02-24 Jan Hubicka <jh@suse.cz>
13280 * cgraphunit.c (decide_is_function_needed): Honor
13281 -fkeep-inline-functions.
13283 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13285 * builtins.c (fold_builtin_modf): New.
13286 (fold_builtin_2): Use it.
13288 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13290 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13291 (determine_max_iter): Take additional LOOP arg; all callers changed.
13292 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13293 one using simplifications.
13294 (simplify_using_initial_values): Return if the expression becomes
13295 invalid due to altered regs.
13297 2007-02-23 DJ Delorie <dj@redhat.com>
13299 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13301 2007-02-23 Mike Stump <mrs@apple.com>
13303 * tlink.c (scan_linker_output): Parse linker messages from
13304 darwin9's linker better.
13306 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13309 * varpool.c (varpool_assemble_pending_decls): Set
13310 varpool_last_needed_node to null.
13312 2007-02-23 DJ Delorie <dj@redhat.com>
13314 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13315 alignment bigger than the object file can handle.
13317 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13320 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13321 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13322 (*movsf_1): Penalize MMX moves.
13324 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13326 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13327 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13329 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13331 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13333 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13334 (fold_builtin_1): Use them.
13335 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13336 BUILT_IN_SIGNIFICAND.
13338 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13340 * config/i386/i386.c (bdesc_1arg): Initialize
13341 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13342 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13343 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13344 and IX86_BUILTIN_MOVSLDUP.
13346 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13348 PR rtl-optimization/30841
13349 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13351 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13353 * builtins.c (fold_builtin_frexp): New.
13354 (fold_builtin_2): Use it.
13356 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13358 * doc/invoke.texi (Spec Files): Document getenv spec function.
13360 * gcc.c (getenv_spec_function): New function.
13361 (static_spec_functions): Add it.
13362 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13363 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13366 2007-02-22 Michael Matz <matz@suse.de
13369 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13370 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13372 2007-02-22 Ian Lance Taylor <iant@google.com>
13375 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13376 (mem_loc_descriptor): Call it.
13378 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13379 Ira Rosen <irar@il.ibm.com>
13381 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13383 2007-02-22 Ira Rosen <irar@il.ibm.com>
13385 PR tree-optimization/30843
13386 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13387 stores only after all the group is vectorized.
13389 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13391 PR tree-optimization/30858
13392 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13393 in the reduction cycle have a single use in the loop.
13394 * tree-vectorizer.h (relevant): Add documentation.
13396 2007-02-20 Mike Stump <mrs@apple.com>
13398 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13399 * configure: Regenerate.
13401 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13403 Change the defaults of some parameters and options.
13404 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13405 * config/spu/spu.c (spu_optimization_options): Add.
13406 (spu_override_options): Change params in spu_optimization_options.
13407 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13409 Register 127 is only 16 byte aligned when used as a frame pointer.
13410 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13411 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13412 HARD_FRAME_POINTER_REGNUM.
13413 (spu_legitimate_address): Use regno_aligned_for_reload.
13414 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13415 aligned when frame_pointer_needed is true.
13416 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13418 * config/spu/spu.h (INIT_EXPANDERS): Define.
13420 Make sure shift and rotate instructions have valid immediate operands.
13421 * config/spu/predicates.md (spu_shift_operand): Remove.
13422 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13423 * config/spu/constraints.md (W, O): Extend range.
13424 * config/spu/spu.md (umask, nmask): Define.
13425 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13426 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13427 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13428 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13429 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13430 (lshr<mode>3_reg): Fix rtl description.
13432 Make sure mulhisi immediate operands are valid.
13433 * config/spu/predicates.md (imm_K_operand): Add.
13434 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13436 Generate constants using fsmbi and andi.
13437 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13438 (print_operand, spu_split_immediate, classify_immediate,
13439 fsmbi_const_p): Handle IC_FSMBI2.
13441 Correctly handle a CONST_VECTOR containing symbols.
13442 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13443 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13444 (immediate_load_p): Allow symbols that use 2 instructions to create.
13445 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13446 with symbols when flag_pic is set.
13447 (const_vector_immediate_p): New.
13448 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13449 accept a CONST_VECTOR with symbols.
13450 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13451 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13453 * config/spu/spu.md (high, low): Delete.
13454 (low_<mode>): Define.
13456 Remove INTRmode and INTR_REGNUM, which didn't work.
13457 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13459 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13460 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13461 peephole2 pattern): Don't use INTR or 131.
13462 (movintrcc): Delete.
13463 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13464 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13465 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13466 (UNSPEC_SET_INTR): Add.
13467 * config/spu/spu-modes.def (INTR): Remove.
13469 More accurate warnings about run-time relocations.
13470 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13472 Correctly warn about immediate arguments to specific intrinsics.
13473 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13474 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13475 the instruction predicate.
13477 Fix tree check errors with latest update.
13478 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13480 (spu_expand_builtin): Use CALL_EXPR_FN.
13482 Add missing specific intrinsics.
13483 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13485 * config/spu/spu_internals.h: Ditto.
13487 Fix incorrect operand modifiers.
13488 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13489 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13491 Optimize one case of zero_extend of a vec_select.
13492 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13494 Accept any immediate for hbr.
13495 * config/spu/spu.md (hbr): Change s constraints to i.
13497 2007-02-21 Paul Brook <paul@codesourcery.com>
13499 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13500 condexec_count when skipping USE and CLOBBER.
13502 2007-02-21 Nick Clifton <nickc@redhat.com>
13504 * common.opt (Warray-bounds): Add Warning attribute.
13505 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13507 (fsized-zeroes): Add Optimization attribute.
13508 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13509 * c.opt (Wc++0x-compat): Add Warning attribute.
13511 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13513 PR middle-end/30761
13514 * reload1.c (eliminate_regs_in_insn): In the single_set special
13515 case, attempt to re-recognize the insn before falling back to
13516 having reload fix it up.
13518 2007-02-20 Eric Christopher <echristo@gmail.com>
13520 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13521 Rewrite accordingly.
13522 (frv_read_iacc_argument): Ditto.
13523 (frv_expand_set_builtin): Take a call instead of arglist, update for
13525 (frv_expand_unop_builtin): Ditto.
13526 (frv_expand_binop_builtin): Ditto.
13527 (frv_expand_cut_builtin): Ditto.
13528 (frv_expand_binopimm_builtin): Ditto.
13529 (frv_expand_voidbinop_builtin): Ditto.
13530 (frv_expand_int_void2arg): Ditto.
13531 (frv_expand_prefetches): Ditto.
13532 (frv_expand_voidtriop_builtin): Ditto.
13533 (frv_expand_voidaccop_builtin): Ditto.
13534 (frv_expand_load_builtin): Ditto.
13535 (frv_expand_store_builtin): Ditto.
13536 (frv_expand_mdpackh_builtin): Ditto.
13537 (frv_expand_mclracc_builtin): Ditto.
13538 (frv_expand_mrdacc_builtin): Ditto.
13539 (frv_expand_mwtacc_builtin): Ditto.
13540 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13543 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13546 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13548 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13549 point instructions.
13550 * configure: Regenerate.
13551 * config.in: Regenerate.
13552 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13553 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13554 masks to power6 and power6x and to POWERPC_MASKS.
13555 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13557 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13558 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13559 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13560 Access PROTOTYPE as variable, not mask.
13562 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13564 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13565 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13566 * combine.c (adjust_for_new_dest): Use it.
13567 * postreload.c (reload_combine): Likewise.
13569 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13571 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13572 notes on an insn with multiple sets, even if single_set returns
13573 non-NULL for that insn.
13575 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13577 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13578 scalbn and scalbln.
13580 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13582 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13583 if user didn't pass it.
13584 * config/i386/darwin.h (CC1_SPEC): Likewise.
13585 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13586 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13587 -mmacosx-version-min.
13589 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13590 Uros Bizjak <ubizjak@gmail.com>
13592 * optabs.h (enum optab_index): Add new OTI_scalb.
13593 (scalb_optab): Define corresponding macro.
13594 * optabs.c (init_optabs): Initialize scalb_optab.
13595 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13597 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13598 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13599 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13600 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13601 flag_unsafe_math_optimizations is set.
13603 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13604 to implement scalbf, scalb and scalbl built-ins as inline x87
13607 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13608 DJ Delorie <dj@redhat.com>
13611 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13612 (diagnostic_report_diagnostic): ... here, and turn them into real
13613 errors. If warnings are inhibited, no need to do anything.
13615 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13618 better code generation.
13620 2007-02-20 Ben Elliston <bje@au.ibm.com>
13622 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13624 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13626 * config/alpha/alpha.c, config/alpha/alpha.md,
13627 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13628 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13629 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13630 config/arm/lib1funcs.asm: Follow spelling conventions.
13632 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13633 config/fr30/fr30.md, config/i386/i386.h,
13634 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13635 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13636 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13637 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13638 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13639 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13640 config/sparc/sparc.c, config/sparc/sparc.h,
13641 config/sparc/sparc.md, config/spu/constraints.md,
13642 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13645 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13648 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13651 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13653 * doc/invoke.texi (-ftree-lrs): Remove.
13655 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13657 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13660 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13662 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13663 new CALL_EXPR_FN macro for retrieving the function
13664 declaration of the input expression.
13666 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13668 * c.opt (Waddress): New.
13669 * common.opt (Walways-true): Delete.
13670 (Wstring-literal-comparison): Delete.
13671 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13672 -Wstring-literal-comparison. Add -Waddress.
13674 (Walways-true): Delete.
13675 (Wstring-literal-comparison): Delete.
13676 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13677 consistently instead of -Walways-true in example.
13678 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13679 * c-typeck.c (parser_build_binary_op): Replace
13680 -Wstring-literal-comparison and -Walways-true with -Waddress.
13681 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13684 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13686 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13687 without DECL_STRUCT_FUNCTION initialized.
13689 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13691 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13692 due to calls to functions taking pointers as parameters.
13694 2007-02-19 Richard Henderson <rth@redhat.com>
13697 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13700 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13702 * config/s390/s390.c (s390_call_saved_register_used,
13703 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13704 accessed to the new scheme.
13706 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13708 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13709 (cris_print_index, cris_print_operand, cris_print_operand_address)
13710 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13711 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13712 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13713 GET_CODE () == xxx.
13714 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13715 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13716 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13717 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13718 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13719 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13720 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13721 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13722 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13723 (uminsi3, call, call_value): Ditto.
13724 (define_split: indir_to_reg_split, unnamed): Ditto.
13726 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13728 PR tree-optimization/30975
13729 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13732 2007-02-18 Eric Christopher <echristo@gmail.com>
13734 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13735 Remove use of arglist.
13736 (mips_expand_builtin): Remove use of arglist, pass in expr.
13737 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13738 (mips_expand_builtin_movtf): Ditto.
13739 (mips_expand_builtin_compare): Ditto.
13741 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13743 * tree-sra.c (sra_build_assignment): Replace assertion
13744 checking with a comment explaining why it can't be done.
13746 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13748 PR middle-end/30833
13749 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13750 during CALL_EXPR representation conversion.
13751 * tree-ssa-propagate.c (set_rhs): Likewise.
13753 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13755 * tree-sra.c (sra_build_assignment): Disable assertion checking
13758 2007-02-18 Roger Sayle <roger@eyesopen.com>
13760 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13761 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13762 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13764 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13765 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13766 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13767 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13768 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13769 force_gimple_operand): Likewise.
13770 * ipa-cp.c (constant_val_insert): Likewise.
13771 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13772 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13773 perfect_nestify): Likewise.
13774 * langhooks.c (lhd_omp_assignment): Likewise.
13775 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13776 lower_copyprivate_clauses, lower_send_clauses,
13777 lower_send_shared_vars, expand_parallel_call,
13778 expand_omp_for_generic, expand_omp_for_static_nochunk,
13779 expand_omp_for_static_chunk, expand_omp_sections,
13780 lower_omp_single_copy, lower_omp_for_lastprivate,
13781 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13782 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13783 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13786 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13788 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13789 config/sh/sh.md: Follow spelling conventions.
13791 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13792 config/frv/predicates.md: Follow spelling conventions.
13794 * config/m68k/linux-unwind.h: Fix a comment typo.
13795 * target.h: Follow spelling conventions.
13797 2007-02-18 Roger Sayle <roger@eyesopen.com>
13799 PR rtl-optimization/28173
13800 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13801 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13802 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13803 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13804 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13806 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13808 * builtins.c (fold_builtin_load_exponent): New.
13809 (fold_builtin_2): Use it.
13811 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13813 PR rtl-optimization/30773
13814 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13815 if we fail to attach a REG_EQUIV note.
13817 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13818 Roger Sayle <roger@eyesopen.com>
13820 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13822 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13824 * calls.c (initialize_argument_information): Pass original EXP
13825 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13826 code to split complex arguments here, as part of initializing the
13828 (expand_call): Remove code that builds a list of arguments and
13829 inserts implicit arguments into it. Instead, just count how many
13830 implicit arguments there will be so we can determine the size of
13831 the ARGS array, and let initialize_argument_information do the work.
13832 (split_complex_values): Delete unused function.
13834 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13836 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13838 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13840 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13841 for arg pointer based indexed addressing.
13843 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13845 * config/ia64/ia64.h, config/ia64/ia64.md,
13846 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13847 spelling conventions.
13849 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13851 * config/m68k/m68k.c (split_di): New.
13852 * config/m68k/m68k-protos.h: Declare split_di.
13853 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13854 Improve predicate handling and split constant shifts.
13856 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13858 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13859 parameter for register bitfield operations, general predicates
13862 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13864 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13865 * config/m68k/linux-unwind.h: New file.
13867 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13869 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13870 config/i386/athlon.md, config/ia64/ia64.md,
13871 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13872 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13873 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13874 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13875 tree-vect-transform.c: Fix comment typos.
13877 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13879 * sched-deps.c (find_insn_list): Remove.
13880 * sched-int.h: Remove the prototype for find_insn_list.
13882 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13884 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13886 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13887 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13888 darwin_rs6000_override_options.
13889 (C_COMMON_OVERRIDE_OPTIONS): Expect
13890 darwin_macosx_version_min to be non-NULL always.
13891 (TARGET_C99_FUNCTIONS): Likewise.
13892 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13893 (DARWIN_MINVERSION_SPEC): New.
13894 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13895 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13897 (DARWIN_MINVERSION_SPEC): New.
13898 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13900 * config/darwin-c.c (darwin_cpp_builtins): Expect
13901 darwin_macosx_version_min to be non-NULL always.
13903 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13905 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13907 * config/i386/i386.h (x86_use_xchgb): New.
13908 (TARGET_USE_XCHGB): New macro.
13909 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13910 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13911 Split after reload into bswaphi for shifts of 8.
13912 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13913 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13914 or when optimizing for size.
13916 2007-02-16 Richard Guenther <rguenther@suse.de>
13917 Christian Bruel <christian.bruel@st.com>
13919 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13920 DECLs but prefer SSA_NAMEs over DECLs.
13922 2007-02-16 Richard Guenther <rguenther@suse.de>
13924 * tree-flow-inline.h (single_imm_use_p): Remove.
13925 (zero_imm_uses_p): Likewise.
13926 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13927 instead of single_imm_use_p.
13928 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13931 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13934 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13935 nested double- and backquotes.
13937 2007-02-15 Roger Sayle <roger@eyesopen.com>
13939 PR middle-end/30391
13940 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13941 should be unreachable.
13942 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13943 For the time being redirect GIMPLE_MODIFY_STMT to the new
13944 (renamed) build_gimple_modify_stmt_stat.
13945 (build2_gimple_stat): Rename to...
13946 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13947 Always build a GIMPLE_MODIFY_STMT node.
13948 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13949 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13952 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13953 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13954 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13955 expand_complex_div_wide): Likewise.
13956 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13957 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13958 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13959 * tree-ssa-loop-manip.c (create_iv): Likewise.
13960 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13961 abs_replacement): Likewise.
13962 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13963 realify_fake_stores): Likewise.
13965 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13966 node rather than a GIMPLE_MODIFY_STMT node.
13967 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13968 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13970 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13971 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13972 GIMPLE_MODIFY_STMT.
13974 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13976 PR middle-end/30433
13977 * fold-const.c (fold_comparison): Add back the
13978 folding of constant complex comparisions.
13980 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13982 PR middle-end/30729
13983 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13984 effects unknown to this function, return early.
13986 2007-02-15 Ian Lance Taylor <iant@google.com>
13988 * lower-subreg.c (move_eh_region_note): New static function.
13989 (resolve_simple_move): Call it.
13990 (decompose_multiword_subregs): Track blocks for which we resolve a
13991 simple move which is also a control flow insn. Pass them to
13992 find_many_sub_basic_blocks.
13993 (pass_lower_subreg): Add TODO_verify_flow.
13994 (pass_lower_subreg2): Likewise.
13996 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13997 Brooks Moses <brooks.moses@codesourcery.com>
13998 Lee Millward <lee.millward@codesourcery.com>
14000 * tree.h (enum tree_code_class): Add tcc_vl_exp.
14001 (VL_EXP_CLASS_P): New.
14002 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
14004 (TREE_OPERAND_CHECK_CODE): Likewise.
14005 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
14006 (TREE_RTL_OPERAND_CHECK): Likewise.
14007 (tree_operand_check_failed): Make second parameter the whole tree
14008 instead of its code. Fixed callers.
14009 (VL_EXP_CHECK): New.
14010 (TREE_OPERAND_LENGTH): New.
14011 (VL_EXP_OPERAND_LENGTH): New.
14012 (CALL_EXPR_FN): New.
14013 (CALL_EXPR_STATIC_CHAIN): New.
14014 (CALL_EXPR_ARGS): New.
14015 (CALL_EXPR_ARG): New.
14016 (call_expr_nargs): New.
14017 (CALL_EXPR_ARGP): New.
14018 (build_nt_call_list): Declare.
14019 (build_vl_exp_stat): Declare.
14020 (build_vl_exp): New.
14021 (build_call_list): Declare.
14022 (build_call_nary): Declare.
14023 (build_call_valist): Declare.
14024 (build_call_array): Declare.
14025 (call_expr_arg): Declare.
14026 (call_expr_argp): Declare.
14027 (call_expr_arglist): Declare.
14028 (fold_build_call_list): Declare.
14029 (fold_build_call_list_initializer): Declare.
14030 (fold_call_expr): Declare to replace fold_builtin.
14031 (fold_builtin_fputs): Update to agree with modified definition.
14032 (fold_builtin_strcpy): Likewise.
14033 (fold_builtin_strncpy): Likewise.
14034 (fold_builtin_memory_chk): Likewise.
14035 (fold_builtin_stxcpy_chk): Likewise.
14036 (fold_builtin_strncpy_chk): Likewise.
14037 (fold_builtin_next_arg): Likewise.
14038 (fold_build_call_expr): Declare.
14039 (fold_builtin_call_list): Declare.
14040 (fold_builtin_call_valist): Declare.
14041 (build_call_expr): Declare.
14042 (validate_arglist): Update to agree with modified definition.
14043 (tree_operand_length): New.
14044 (call_expr_arg_iterator): New.
14045 (init_call_expr_arg_iterator): New.
14046 (next_call_expr_arg): New.
14047 (first_call_expr_arg): New.
14048 (more_call_expr_args_p): New.
14049 (FOR_EACH_CALL_EXPR_ARG): New.
14051 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
14052 and tcc_gimple_stmt.
14053 (tree_code_size): Update documentation. Use sizeof (tree) rather
14054 than sizeof (char *).
14055 (tree_size): Likewise. Add case for tcc_vl_exp.
14056 (tree_node_structure): Add case for tcc_vl_exp.
14057 (contains_placeholder_p): Likewise.
14058 (substitute_in_expr): Likewise.
14059 (substitute_placeholder_in_expr): Likewise.
14060 (stabilize_reference_1): Likewise.
14061 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
14062 to diagnose breakage of this interface for constructing CALL_EXPRs.
14063 (build_nt): Add similar assertion here.
14064 (build_nt_call_list): New.
14065 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
14066 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
14068 (get_callee_fndecl): Use new CALL_EXPR accessors.
14069 (tree_operand_check_failed): Change parameters to pass entire node
14070 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
14071 (process_call_operands): New.
14072 (build_vl_exp_stat): New.
14073 (build_call_list): New.
14074 (build_call_nary): New.
14075 (build_call_valist): New.
14076 (build_call_array): New.
14077 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14078 (call_expr_arglist): New.
14080 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
14081 tcc_vl_exp instead of a fixed-size tcc_expression.
14083 * doc/c-tree.texi (CALL_EXPR): Document new representation and
14084 accessors for CALL_EXPRs.
14085 (AGGR_INIT_EXPR): Likewise.
14087 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14088 Brooks Moses <brooks.moses@codesourcery.com>
14089 Lee Millward <lee.millward@codesourcery.com>
14091 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
14092 (expand_builtin_nonlocal_goto): Change parameter to be entire
14093 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
14094 (expand_builtin_prefetch): Likewise.
14095 (expand_builtin_classify_type): Likewise.
14096 (mathfn_built_in): Return NULL_TREE instead of 0.
14097 (expand_errno_check): Use new CALL_EXPR accessors.
14098 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
14099 Return NULL_RTX instead of 0.
14100 (expand_builtin_mathfn_2): Likewise.
14101 (expand_builtin_mathfn_3): Likewise.
14102 (expand_builtin_interclass_mathfn): Likewise.
14103 (expand_builtin_sincos): Likewise.
14104 (expand_builtin_cexpi): Likewise.
14105 (expand_builtin_int_roundingfn): Likewise.
14106 (expand_builtin_int_roundingfn_2): Likewise.
14107 (expand_builtin_pow): Likewise.
14108 (expand_builtin_powi): Likewise.
14109 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
14110 of arglist, fixing callers appropriately. Use new CALL_EXPR
14111 accessors and constructors. Return NULL_RTX instead of 0.
14112 (expand_builtin_strstr): Likewise.
14113 (expand_builtin_strchr): Likewise.
14114 (expand_builtin_strrchr): Likewise.
14115 (expand_builtin_strpbrk): Likewise.
14116 (expand_builtin_memcpy): Likewise.
14117 (expand_builtin_mempcpy): Likewise.
14118 (expand_builtin_mempcpy_args): New.
14119 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
14120 (expand_builtin_memmove_args): New.
14121 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
14122 (expand_movstr): Likewise.
14123 (expand_builtin_strcpy): Likewise.
14124 (expand_builtin_strcpy_args): New.
14125 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
14126 (expand_builtin_strncpy): Likewise.
14127 (expand_builtin_memset): Likewise.
14128 (expand_builtin_memset_args): New.
14129 (expand_builtin_bzero): Similarly to expand_builtin_memset.
14130 (expand_builtin_memcmp): Likewise.
14131 (expand_builtin_strcmp): Likewise.
14132 (expand_builtin_strncmp): Likewise.
14133 (expand_builtin_strcat): Likewise.
14134 (expand_builtin_strncat): Likewise.
14135 (expand_builtin_strspn): Likewise.
14136 (expand_builtin_strcspn): Likewise.
14137 (expand_builtin_args_info): Likewise.
14138 (expand_builtin_va_start): Likewise.
14139 (gimplify_va_arg_expr): Likewise.
14140 (expand_builtin_va_end): Likewise.
14141 (expand_builtin_va_copy): Likewise.
14142 (expand_builtin_frame_address): Likewise.
14143 (expand_builtin_alloca): Likewise.
14144 (expand_builtin_bswap): Likewise.
14145 (expand_builtin_unop): Likewise.
14146 (expand_builtin_fputs): Likewise.
14147 (expand_builtin_expect): Likewise.
14148 (expand_builtin_fabs): Likewise.
14149 (expand_builtin_copysign): Likewise.
14150 (expand_builtin_printf): Likewise.
14151 (expand_builtin_fprintf): Likewise.
14152 (expand_builtin_sprintf): Likewise.
14153 (expand_builtin_init_trampoline): Likewise.
14154 (expand_builtin_signbit): Likewise.
14155 (expand_builtin_fork_or_exec): Likewise.
14156 (expand_builtin_sync_operation): Likewise.
14157 (expand_builtin_compare_and_swap): Likewise.
14158 (expand_builtin_lock_test_and_set): Likewise.
14159 (expand_builtin_lock_release): Likewise.
14160 (expand_builtin): Likewise.
14161 (builtin_mathfn_code): Likewise.
14163 (fold_builtin_constant_p): Pass call arguments individually instead
14164 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14165 accessors and constructors. Return NULL_TREE instead of 0.
14166 (fold_builtin_expect): Likewise.
14167 (fold_builtin_classify_type): Likewise.
14168 (fold_builtin_strlen): Likewise.
14169 (fold_builtin_nan): Likewise.
14170 (integer_valued_real_p): Likewise.
14171 (fold_trunc_transparent_mathfn): Likewise.
14172 (fold_fixed_mathfn): Likewise.
14173 (fold_builtin_cabs): Likewise.
14174 (fold_builtin_sqrt): Likewise.
14175 (fold_builtin_cbrt): Likewise.
14176 (fold_builtin_cos): Likewise.
14177 (fold_builtin_cosh): Likewise.
14178 (fold_builtin_tan): Likewise.
14179 (fold_builtin_sincos): Likewise.
14180 (fold_builtin_cexp): Likewise.
14181 (fold_builtin_trunc): Likewise.
14182 (fold_builtin_floor): Likewise.
14183 (fold_builtin_ceil): Likewise.
14184 (fold_builtin_round): Likewise.
14185 (fold_builtin_int_roundingfn): Likewise.
14186 (fold_builtin_bitop): Likewise.
14187 (fold_builtin_bswap): Likewise.
14188 (fold_builtin_logarithm): Likewise.
14189 (fold_builtin_hypot): Likewise.
14190 (fold_builtin_pow): Likewise.
14191 (fold_builtin_powi): Likewise.
14192 (fold_builtin_exponent): Likewise.
14193 (fold_builtin_memset): Likewise.
14194 (fold_builtin_bzero): Likewise.
14195 (fold_builtin_memory_op): Likewise.
14196 (fold_builtin_bcopy): Deleted; call site changed to invoke
14197 fold_builtin_memory_op directly.
14198 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
14199 (fold_builtin_strncpy): Likewise.
14200 (fold_builtin_memcmp): Likewise.
14201 (fold_builtin_strcmp): Likewise.
14202 (fold_builtin_strncmp): Likewise.
14203 (fold_builtin_signbit): Likewise.
14204 (fold_builtin_copysign): Likewise.
14205 (fold_builtin_isascii): Likewise.
14206 (fold_builtin_toascii): Likewise.
14207 (fold_builtin_isdigit): Likewise.
14208 (fold_builtin_fabs): Likewise.
14209 (fold_builtin_abs): Likewise.
14210 (fold_builtin_fmin_fmax): Likewise.
14211 (fold_builtin_carg): Likewise.
14212 (fold_builtin_classify): Likewise.
14213 (fold_builtin_unordered_cmp): Likewise.
14215 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
14216 New functions split out from fold_builtin_1.
14217 (fold_builtin_n): New.
14218 (fold_builtin_varargs): New.
14219 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
14221 (fold_call_expr): New.
14222 (build_function_call_expr): Rewrite to use new helper function.
14223 (fold_builtin_call_list): New.
14224 (build_call_expr): New.
14225 (fold_builtin_call_valist): New.
14226 (rewrite_call_expr): New.
14227 (validate_arg): New.
14228 (validate_arglist): Change parameter to be entire CALL_EXPR instead
14229 of an arglist. Change return type to bool. Use new CALL_EXPR
14232 (fold_builtin_strstr): Pass call arguments individually instead
14233 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14234 accessors and constructors. Return NULL_TREE instead of 0.
14235 (fold_builtin_strchr): Likewise.
14236 (fold_builtin_strrchr): Likewise.
14237 (fold_builtin_strpbrk): Likewise.
14238 (fold_builtin_strcat): Likewise.
14239 (fold_builtin_strncat): Likewise.
14240 (fold_builtin_strspn): Likewise.
14241 (fold_builtin_strcspn): Likewise.
14242 (fold_builtin_fputs): Likewise.
14243 (fold_builtin_next_arg): Likewise.
14244 (fold_builtin_sprintf): Likewise.
14246 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
14247 NULL_RTX instead of 0.
14248 (expand_builtin_memory_chk): Likewise.
14249 (maybe_emit_chk_warning): Likewise.
14250 (maybe_emit_sprintf_chk_warning): Likewise.
14252 (fold_builtin_object_size): Pass call arguments individually instead
14253 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
14254 accessors and constructors. Return NULL_TREE instead of 0.
14255 (fold_builtin_memory_chk): Likewise.
14256 (fold_builtin_stxcpy_chk): Likewise.
14257 (fold_builtin_strncpy_chk): Likewise.
14258 (fold_builtin_strcat_chk): Likewise.
14259 (fold_builtin_strcat_chk): Likewise.
14260 (fold_builtin_strncat_chk): Likewise.
14261 (fold_builtin_sprintf_chk): Likewise.
14262 (fold_builtin_snprintf_chk): Likewise.
14263 (fold_builtin_printf): Likewise.
14264 (fold_builtin_vprintf): Likewise.
14266 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
14268 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
14269 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14270 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
14271 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
14272 (fold_unary): Likewise.
14273 (fold_binary): Likewise.
14274 (fold_ternary): Remove CALL_EXPR case, since they are no longer
14275 ternary expressions.
14276 (fold): Add logic for tcc_vl_exp.
14277 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
14278 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14279 (fold_build3_stat): Add assertion to flag broken interface for
14280 constructing CALL_EXPRs.
14281 (fold_build_call_list): New.
14282 (fold_build_call_list_initializer): New.
14283 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14285 (fold_strip_sign_ops): Likewise.
14287 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14288 Brooks Moses <brooks.moses@codesourcery.com>
14289 Lee Millward <lee.millward@codesourcery.com>
14291 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14292 accessors and dump arguments explicitly.
14294 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14296 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14298 (print_call_name): Use new CALL_EXPR accessors.
14300 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14301 CALL_EXPR arguments explicitly instead of as a list. Use
14302 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14304 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14305 (vrp_visit_stmt): Likewise.
14307 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14308 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14310 (force_move_till_expr): Likewise.
14312 * targhooks.c (default_external_stack_protect_fail): Use
14313 build_call_expr instead of build_function_call_expr.
14314 (default_hidden_stack_protect_fail): Likewise.
14316 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14319 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14320 and walk arguments explicitly.
14322 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14323 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14324 (expand_simple_operations): Likewise.
14325 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14327 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14328 of TREE_CODE_LENGTH.
14329 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14331 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14332 instead of TREE_CODE_LENGTH.
14334 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14335 (tree_ic_transform): Likewise.
14336 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14337 parameter instead of arglist. Fix callers.
14338 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14339 (tree_stringops_transform): Likewise.
14340 (tree_indirect_call_to_profile): Likewise.
14341 (tree_stringops_values_to_profile): Likewise.
14343 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14344 (eliminate_tail_call): Likewise.
14346 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14348 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14349 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14351 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14353 * omp-low.c (build_omp_barrier): Use build_call_expr.
14354 (lower_rec_input_clauses): Likewise.
14355 (lower_reduction_clauses): Likewise.
14356 (expand_parallel_call): Likewise.
14357 (maybe_catch_exception): Likewise.
14358 (expand_omp_for_generic): Likewise.
14359 (expand_omp_for_static_nochunk): Likewise.
14360 (expand_omp_sections): Likewise.
14361 (lower_omp_single_simple): Likewise.
14362 (lower_omp_single_copy): Likewise.
14363 (lower_omp_master): Likewise.
14364 (lower_omp_ordered): Likewise.
14365 (lower_omp_critical): Likewise.
14367 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14368 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14370 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14371 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14372 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14374 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14375 and generalize to handle any number of operands.
14376 (chrec_contains_undetermined): Likewise.
14377 (tree_contains_chrecs): Likewise.
14378 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14380 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14382 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14383 fold_call_expr instead of fold_builtin.
14384 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14385 match declarations there.
14386 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14389 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14390 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14392 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14393 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14395 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14398 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14399 (execute_cse_sincos): Use new CALL_EXPR accessors.
14401 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14403 * gimple-low.c (lower_function_body): Use build_call_expr.
14404 (lower_builtin_setjmp): Likewise.
14406 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14407 (set_storage_via_libcall): Likewise.
14408 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14409 instead of TREE_CODE_LENGTH.
14410 (expand_expr_real_1): Use new CALL_EXPR accessors.
14412 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14413 generalize to handle any number of operands.
14414 (TB_parent_eq): Likewise.
14416 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14417 (strip_builtin_expect): Likewise.
14419 * function.c (gimplify_parameters): Use build_call_expr.
14421 * tree-vectorizer.c (vect_is_simple_reduction): Use
14422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14424 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14425 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14427 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14430 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14431 (gimplify_decl_expr): Likewise.
14432 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14433 Use new CALL_EXPR iterators.
14434 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14435 (gimplify_modify_expr_to_memset): Likewise.
14436 (gimplify_variable_sized_compare): Likewise.
14437 (gimplify_omp_atomic_fetch_op): Likewise.
14438 (gimplify_omp_atomic_pipeline): Likewise.
14439 (gimplify_omp_atomic_mutex): Likewise.
14440 (gimplify_function_tree): Likewise.
14442 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14443 (call_expr_flags): Likewise.
14444 (expand_call): Likewise.
14446 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14447 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14450 * coverage.c (create_coverage): Use build_call_expr.
14452 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14453 (temp_call_expr_obstack): New.
14454 (pool_copy_list): Delete.
14455 (temp_copy_call_expr): New.
14456 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14457 CALL_EXPR accessors. Get rid of special goo for copying argument
14458 lists and use temp_copy_call_expr instead.
14459 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14460 CALL_EXPR accessors.
14461 (create_expression_by_pieces): Likewise. Use build_call_array
14462 to construct the result instead of fold_build3.
14463 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14464 dealing with argument lists.
14465 (init_pre): Remove references to expression_node_pool and
14466 list_node_pool. Init temp_call_expr_obstack instead.
14467 (fini_pre): Remove references to expression_node_pool and
14470 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14471 and walk arguments explicitly instead of as a list.
14473 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14474 (mx_register_decls): Likewise.
14475 (mudflap_register_call): Likewise.
14476 (mudflap_finish_file): Likewise.
14478 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14479 (ipa_callsite_compute_param): Likewise.
14481 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14482 accessors and constructor.
14484 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14485 accessors and constructor.
14486 (convert_tramp_reference): Likewise.
14487 (convert_call_expr): Likewise.
14488 (finalize_nesting_tree_1): Likewise.
14490 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14493 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14495 * tree-inline.c (initialize_inlined_parameters): Pass entire
14496 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14498 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14499 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14501 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14502 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14503 (vectorizable_reduction): Likewise.
14504 (vectorizable_call): Use new CALL_EXPR iterators.
14505 (vectorizable_conversion): Use build_call_expr.
14506 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14507 (vect_gen_widened_results_half): Use build_call_expr.
14508 (vect_setup_realignment): Likewise.
14509 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14511 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14512 (pass_through_call): Likewise.
14513 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14516 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14517 (tree_gen_pow2_profiler): Likewise.
14518 (tree_gen_one_value_profiler): Likewise.
14519 (tree_gen_ic_func_profiler): Likewise.
14520 (tree_gen_average_profiler): Likewise.
14521 (tree_gen_ior_profiler): Likewise.
14523 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14524 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14525 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14527 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14528 of TREE_CODE_LENGTH.
14530 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14531 of TREE_CODE_LENGTH.
14533 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14535 (convert_to_integer): Likewise.
14537 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14540 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14541 Brooks Moses <brooks.moses@codesourcery.com>
14542 Lee Millward <lee.millward@codesourcery.com>
14544 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14546 * config/frv/frv.c (frv_expand_builtin): Likewise.
14547 * config/s390/s390.c (s390_expand_builtin): Likewise.
14549 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14550 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14552 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14553 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14554 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14555 (ix86_expand_store_builtin): Likewise.
14556 (ix86_expand_unop_builtin): Likewise.
14557 (ix86_expand_unop1_builtin): Likewise.
14558 (ix86_expand_sse_compare): Likewise.
14559 (ix86_expand_sse_comi): Likewise.
14560 (ix86_expand_vec_init_builtin): Likewise.
14561 (ix86_expand_vec_ext_builtin): Likewise.
14562 (ix86_expand_vec_set_builtin): Likewise.
14563 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14565 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14566 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14568 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14569 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14570 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14572 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14574 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14575 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14576 arglist. Use new CALL_EXPR accessors. Fix callers.
14577 (altivec_expand_abs_builtin): Likewise.
14578 (rs6000_expand_binop_builtin): Likewise.
14579 (altivec_expand_predicate_builtin): Likewise.
14580 (altivec_expand_lv_builtin): Likewise.
14581 (spe_expand_stv_builtin): Likewise.
14582 (altivec_expand_stv_builtin): Likewise.
14583 (rs6000_expand_ternop_builtin): Likewise.
14584 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14585 (altivec_expand_st_builtin): Likewise.
14586 (altivec_expand_dst_builtin): Likewise.
14587 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14588 arglist. Use new CALL_EXPR accessors. Fix callers.
14589 (altivec_expand_vec_set_builtin): Likewise.
14590 (altivec_expand_vec_ext_builtin): Likewise.
14591 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14592 (spe_expand_builtin): Likewise.
14593 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14594 arglist. Use new CALL_EXPR accessors. Fix callers.
14595 (spe_expand_evsel_builtin): Likewise.
14596 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14597 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14599 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14600 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14601 (arm_expand_unop_builtin): Likewise.
14602 (arm_expand_builtin): Use new CALL_EXPR accessors.
14604 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14607 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14608 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14610 (bfin_expand_unop_builtin): Likewise.
14611 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14613 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14614 Brooks Moses <brooks.moses@codesourcery.com>
14615 Lee Millward <lee.millward@codesourcery.com>
14617 * c-semantics.c (build_stmt): Add internal diagnostic check.
14619 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14620 accessors. Print arguments explicitly instead of as a list.
14622 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14624 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14625 (c_finish_omp_flish): Likewise.
14627 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14628 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14629 instead of TREE_CODE_LENGTH.
14630 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14631 (c_warn_unused_result): Likewise.
14633 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14636 * doc/invoke.texi (Warning Options): Remove
14637 -Werror-implicit-function-declaration.
14638 (Wimplicit-function-declaration): Update description.
14639 * opts.c (common_handle_option): Move handling of -Werror=* to...
14640 (enable_warning_as_error): ...here.
14641 * opts.h (enable_warning_as_error): Declare.
14642 * c-decl.c (implicit_decl_warning): Unless
14643 -Wno-implicit-function-declaration is given, emit a pedwarn if
14644 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14645 * c.opt (Wimplicit-function-declaration): Replace
14646 mesg_implicit_function_declaration with
14647 warn_implicit_function_declaration.
14648 * c-opts.c (c_common_handle_option):
14649 -Werror-implicit-function-declaration is exactly equal as
14650 -Werror=implicit-function-declaration.
14651 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14652 warn_implicit_function_declaration.
14653 (c_common_post_options): -Wimplict-function-declaration is enabled
14654 by default by -std=c99, otherwise is disabled by default.
14655 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14657 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14659 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14660 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14661 former is ignored but not the latter.
14663 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14665 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14666 is made and the reference doesn't use the alias set of its type,
14667 do not create the temporary using that type.
14669 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14671 * jump.c: Remove prototypes for delete_computation and
14672 delete_prior_computation.
14674 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14676 * jump.c (get_label_after): Delete.
14677 (get_label_before, delete_computation, delete_jump,
14678 delete_prior_computation, follow_jumps): Move...
14679 * reorg.c (delete_computation, delete_prior_computation): ... here...
14680 (get_label_before, delete_jump): ... making these static ...
14681 (follow_jumps): ... and simplifying this since it only runs after
14683 * rtl.h (get_label_after, get_label_before, delete_jump,
14684 follow_jumps): Delete prototypes.
14686 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14688 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14690 2007-02-15 Nick Clifton <nickc@redhat.com>
14692 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14693 order to prevent it from being munged by the target.
14695 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14697 * config/i386/i386.md: Remove misleading comment.
14699 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14701 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14702 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14705 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14707 * tree-sra.c (instantiate_missing_elements): Canonicalize
14709 (sra_build_assignment): New.
14710 (generate_copy_inout, generate_element_copy,
14711 generate_element_zero, generate_one_element_init): Use it.
14713 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14715 * tree-sra.c (instantiate_missing_elements): Canonicalize
14717 (sra_build_assignment): New.
14718 (generate_copy_inout, generate_element_copy,
14719 generate_element_zero, generate_one_element_init): Use it.
14721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14723 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14726 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14728 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14729 types as aggregates not scalars.
14730 * function.c (assign_stack_temp_for_type): Likewise.
14732 2007-02-14 Roger Sayle <roger@eyesopen.com>
14733 Zdenek Dvorak <dvorakz@suse.cz>
14735 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14738 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14740 * passes.c (next_pass_1): Clear the next field of the copied
14743 2007-02-14 Richard Henderson <rth@redhat.com>
14745 * tree-sra.c (early_sra): New.
14746 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14747 (tree_sra_early, pass_sra_early): New.
14748 * tree-pass.h (pass_sra_early): Declare.
14749 * passes.c (init_optimization_passes): Use it.
14751 2007-02-14 Richard Guenther <rguenther@suse.de>
14753 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14755 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14757 PR tree-optimization/30771
14758 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14760 (vect_analyze_operations): Induction phis can now be marked as
14762 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14763 Update documentation accordingly.
14765 2007-02-14 Nick Clifton <nickc@redhat.com>
14767 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14768 most 3 arguments are supported.
14769 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14771 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14773 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14774 Ensure dst->current is valid.
14776 2007-02-13 Paul Brook <paul@codesourcery.com>
14778 * config.gcc: Add arm*-*-uclinux-*eabi.
14779 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14780 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14781 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14782 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14783 (LINK_SPEC): Define.
14784 (LIB_SPEC): Define.
14785 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14787 * config/arm/uclinux-eabi.h: New file.
14788 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14789 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14792 2007-02-13 Ian Lance Taylor <iant@google.com>
14794 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14795 * flags.h (warn_strict_overflow): Declare.
14796 (enum warn_strict_overflow_code): Define.
14797 (issue_strict_overflow_warning): New static inline function.
14798 * opts.c (warn_strict_overflow): New variable.
14799 (common_handle_option): Handle OPT_Wstrict_overflow and
14800 OPT_Wstrict_overflow_.
14801 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14803 * fold-const.c: Include intl.h.
14804 (fold_deferring_overflow_warnings): New static variable.
14805 (fold_deferred_overflow_warning): New static variable.
14806 (fold_deferred_overflow_code): New static variable.
14807 (fold_defer_overflow_warnings): New function.
14808 (fold_undefer_overflow_warnings): New function.
14809 (fold_undefer_and_ignore_overflow_warnings): New function.
14810 (fold_deferring_overflow_warnings_p): New function.
14811 (fold_overflow_warning): New static function.
14812 (make_range): Add strict_overflow_p parameter. Change all
14814 (extract_muldiv, extract_muldiv_1): Likewise.
14815 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14816 tree_expr_nonnegative_p.
14817 (fold_negate_expr): Call fold_overflow_warning.
14818 (fold_range_test): Likewise.
14819 (fold_comparison): Likewise.
14820 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14821 instead of tree_expr_nonnegative_p.
14822 (tree_expr_nonnegative_warnv_p): Rename from
14823 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14824 (tree_expr_nonnegative_p): New function.
14825 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14826 strict_overflow_p parameter.
14827 (tree_expr_nonzero_p): New function.
14828 * passes.c (verify_interpass_invariants): New static function.
14829 (execute_one_pass): Call it.
14830 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14832 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14833 (estimate_numbers_of_iterations): Likewise.
14834 (scev_probably_wraps_p): Likewise.
14835 * tree-ssa-ccp.c: Include "toplev.h".
14836 (evaluate_stmt): Defer fold overflow warnings until we know we are
14838 (struct fold_stmt_r_data): Add stmt field.
14839 (fold_stmt_r): Defer fold overflow warnings until we know we
14841 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14842 (fold_stmt_inplace): Likewise.
14843 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14844 (cleanup_control_expr_graph): Defer fold overflow warnings until
14845 we know we are going to optimize.
14846 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14847 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14849 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14850 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14851 * tree-ssa-loop-manip.c (create_iv): Likewise.
14852 * c-typeck.c (build_conditional_expr): Likewise.
14853 (build_binary_op): Likewise.
14854 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14855 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14856 (extract_range_from_unary_expr): Likewise.
14857 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14858 assuming that signed overflow does not occur.
14859 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14860 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14861 (fold_defer_overflow_warnings): Declare.
14862 (fold_undefer_overflow_warnings): Declare.
14863 (fold_undefer_and_ignore_overflow_warnings): Declare.
14864 (fold_deferring_overflow_warnings_p): Declare.
14865 (tree_expr_nonzero_warnv_p): Declare.
14866 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14867 of warning options.
14868 (Warning Options): Document -Wstrict-overflow.
14869 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14870 (tree-ssa-ccp.o): Likewise.
14871 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14872 (fold-const.o): Depend on intl.h.
14874 2007-02-13 Ian Lance Taylor <iant@google.com>
14876 PR middle-end/30751
14877 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14880 2007-02-13 Stuart Hastings <stuart@apple.com>
14882 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14884 2007-02-13 Richard Henderson <rth@redhat.com>
14886 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14887 handled_component_p before looking for the indirect_ref.
14889 2007-02-13 Richard Henderson <rth@redhat.com>
14891 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14892 remove flags clobber.
14893 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14894 (bswaphi_lowpart): New.
14895 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14896 remove TARGET_BSWAP test. Delete expander of the same name.
14898 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14899 (expand_unop): Use them.
14901 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14903 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14904 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14905 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14906 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14907 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14908 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14909 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14910 assembler dialect choice from asm templates.
14912 2007-02-12 Richard Henderson <rth@redhat.com>
14914 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14915 (fixuns_trunc<SSEMODEF>si2): Use it.
14916 * config/i386/sse.md (vec_setv4sf_0): Export.
14917 * config/i386/i386.c (ix86_build_const_vector): Export.
14918 (ix86_split_convert_uns_si_sse): Rename from
14919 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14920 * config/i386/i386-protos.h: Update.
14922 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14925 * c-typeck.c (c_finish_return): Improve warning message.
14927 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14929 * alias.c (find_symbolic_term): Delete unused function.
14931 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14933 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14934 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14935 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14937 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14939 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14940 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14941 the function, temporarily point the debug interface to the null one.
14943 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14945 * dwarf2out.c (round_up_to_align): New static function.
14946 (field_byte_offset): Use it to round the offset.
14948 2007-02-12 Richard Henderson <rth@redhat.com>
14950 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14951 (inswl_const): Export.
14953 2007-02-12 Richard Henderson <rth@redhat.com>
14955 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14956 result mode of the libcall, convert back to outmode.
14958 2007-02-12 Roger Sayle <roger@eyesopen.com>
14960 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14961 (bswapdi2): New define_expand to implement 32-bit implementation.
14963 2007-02-12 Nick Clifton <nickc@redhat.com>
14965 * doc/invoke.texi (Overall Options): Document --help=.
14966 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14967 (cc1_options): Pass --help= on to cc1.
14968 (display_help): Add description of --help=.
14969 (process_command): Add code to handle --help=. Allow translated
14970 --help and --target-help switches to be passed on to compiler
14972 (main): Remove unused if statement.
14973 * opts.c (columns): Remove.
14974 (LEFT_COLUMN): Define.
14975 (wrap_help): Add columns argument.
14976 (print_filtered_help): Change parameters to be an include bitmask,
14977 an exclude bitmask, an any bitmask and the column width. Move the
14978 code to display the params list here. Add code to display the
14979 status of options rather than their descriptions if the quiet flag
14981 (print_specific_help): Change parameters to be an include bitmask,
14982 an exclude bitmask and an any bitmask. Move code to look up the
14983 column width here. Decide upon the title for an options listing.
14984 (common_handle_options): Add code to handle --help=. Adapt code
14985 for --help and --target-help to use the revised form of the
14986 print_specific_help function.
14987 (print_help): Delete.
14988 (print_param_help): Delete.
14989 (print_switch): Delete.
14990 * opts.h (cl_lang_count): Add prototype.
14991 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14992 CL_MAX_OPTION_CLASS): New defines.
14993 * optc-gen.awk: Add construction of cl_lang_count.
14994 * c.opt: Add Warning attribute to warning options and Optimization
14995 attribute to optimization options.
14996 * common.opt: Likewise.
14998 Add -fhelp and -ftarget-help as aliases for the transformed --help
14999 and --target-help options.
15000 * opt-functions.awk: Add code to handle Warning and Optimization
15003 2007-02-12 Richard Henderson <rth@redhat.com>
15005 * config/alpha/constraints.md: New file.
15006 * config/alpha/alpha.c: Include tm-constrs.h.
15007 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
15008 alpha_extra_constraint): Remove.
15009 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
15010 * config/alpha/alpha-protos.h: Update.
15011 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
15012 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
15013 (EXTRA_CONSTRAINT): Remove.
15014 * config/alpha/alpha.md: Include constraints.md.
15015 (adddi splitter): Use satisfies_constraint_*.
15016 * config/alpha/predicates.md (add_operand): Likewise.
15017 (sext_add_operand, addition_operation): Likewise.
15019 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
15021 PR tree-optimization/29145
15022 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
15023 in our handling of restrict qualified pointers.
15025 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15028 * doc/invoke.texi (Wunused-value): Update description.
15029 (Wextra): Delete item.
15030 * opts.c (set_Wextra): Don't use the value of Wextra to set the
15031 value of Wunused-value.
15032 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
15033 (c_finish_stmt_expr): Don't check extra_warnings.
15034 (emit_side_effect_warnings): The caller is responsible to check
15037 2007-02-11 Roger Sayle <roger@eyesopen.com>
15038 Matt Thomas <matt@3am-software.com>
15040 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
15042 2007-02-11 Roger Sayle <roger@eyesopen.com>
15044 * simplify-rtx.c (simplify_relational_operation_1): Optimize
15045 comparisons of POPCOUNT against zero.
15046 (simplify_const_relational_operation): Likewise.
15048 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15050 * doc/invoke.texi (Wextra): Delete outdated paragraph.
15052 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15054 * dwarf2out.c (root_type): Delete unused function.
15056 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15058 * genattrtab.c (contained_in_p): Delete unused function.
15059 (write_expr_attr_cache): Likewise.
15061 2007-02-11 Jan Hubicka <jh@suse.cz>
15063 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
15066 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
15068 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
15069 to add the REG_EQ* note.
15070 * see.c (see_merge_one_use_extension): Likewise.
15071 * local-alloc.c (update_equiv_regs): Likewise. Also don't
15072 turn REG_EQUAL notes into REG_EQUIV notes if the target
15073 register may have more than one set.
15074 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
15075 * gcse.c (try_replace_reg): Likewise.
15076 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
15077 * calls.c (fixup_tail_calls): Likewise. Abort if there is
15078 more than one REG_EQUIV note.
15079 * reload1.c (gen_reload): Use set_unique_reg_note.
15081 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
15083 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
15084 (ix86_builtin_conversion): New function.
15086 2007-02-06 Mark Mitchell <mark@codesourcery.com>
15089 * tree.h (DECL_REPLACEABLE_P): New macro.
15090 * except.c (set_nothrow_function_flags): Likewise.
15092 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
15093 Ira Rosen <irar@il.ibm.com>
15094 Dorit Nuzman <dorit@il.ibm.com>
15096 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
15097 * targhooks.c (default_builtin_vectorized_conversion): New.
15098 * targhooks.h (default_builtin_vectorized_function): New declaration.
15099 * target.h (struct vectorize): Add builtin_conversion field.
15100 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
15101 stmt_vec_info_type value.
15102 (vectorizable_conversion): New declaration.
15103 * tree-vect-analyze.c (vect_analyze_operations): Add
15104 vectorizable_conversion call.
15105 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
15106 * tree-vect-transform.c (vectorizable_conversion): New function.
15107 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
15108 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
15110 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
15111 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
15112 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
15113 or ALTIVEC_BUILTIN_VCFSX.
15115 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15118 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
15119 CONST_DOUBLE and operand 0 is a hard register.
15120 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
15121 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
15122 is a hard floating-point register.
15124 2007-02-10 Richard Henderson <rth@redhat.com>
15125 Jakub Jelinek <jakub@redhat.com>
15126 Alexandre Oliva <aoliva@redhat.com>
15128 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
15129 * builtin-types.def (BT_WORD): Make unsigned.
15130 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
15131 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
15132 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
15133 * c-decl.c (grokdeclarator): Don't error if !have_tls.
15134 * c-parser.c (c_parser_omp_threadprivate): Likewise.
15135 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
15137 * expr.c (emutls_var_address): New.
15138 (expand_expr_real_1): Expand emulated tls.
15139 (expand_expr_addr_expr_1): Likewise.
15140 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
15141 * output.h (emutls_finish): Declare.
15142 * toplev.c (compile_file): Call it.
15143 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
15144 address before wrapping in CONST.
15145 * varasm.c (emutls_htab, emutls_object_type): New.
15146 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
15147 (get_emutls_object_name, get_emutls_object_type): New.
15148 (get_emutls_init_templ_addr, emutls_decl): New.
15149 (emutls_common_1, emutls_finish): New.
15150 (assemble_variable): When emulating tls, swap decls; generate
15151 constructor for the emutls objects.
15152 (do_assemble_alias): When emulating tls, swap decl and target name.
15153 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
15155 * varpool.c (decide_is_variable_needed): Look at force_output.
15156 Recurse for emulated tls.
15157 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
15158 with decide_is_variable_needed.
15159 * emutls.c: New file.
15160 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
15161 tls_object for real tls.
15163 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
15165 PR rtl-optimization/29599
15166 * reload1.c (eliminate_regs_in_insn): Take the destination
15167 mode into account when computing the offset.
15169 2007-02-09 Stuart Hastings <stuart@apple.com>
15170 Richard Henderson <rth@redhat.com>
15172 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15173 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
15174 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
15175 fixuns_truncdfhi2): New.
15176 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
15177 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
15178 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
15179 (floatunssidf2): Allow nonimmediate source.
15180 * config/i386/sse.md (movdi_to_sse): New.
15181 (vec_concatv2di): Drop '*'.
15182 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
15183 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15184 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
15186 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
15187 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
15188 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
15189 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
15190 (ix86_build_signbit_mask): Fix decl of v, refactor to call
15191 ix86_build_const_vector.
15192 (x86_emit_floatuns): Rewrite.
15194 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15196 * genautomata.c (longest_path_length): Delete unused function.
15197 (struct state): Delete unused longest_path_length.
15198 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
15199 (get_free_state): Delete unused.
15201 2007-02-09 Jan Hubicka <jh@suse.cz>
15203 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
15204 * doc/invoke.texi (inline-unit-growth): Update default value.
15206 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
15207 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
15208 (rebuild_cgraph_edges): Likewise.
15209 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
15210 (dump_cgraph_node): Dump frequencies.
15211 (cgraph_clone_edge): Add frequency scales.
15212 (cgraph_clone_node): Add freuqnecy.
15213 * cgraph.h (cgraph_edge): Add freuqnecy argument.
15214 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
15215 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
15216 * tree-pass.h (TODO_rebuild_frequencies): New constant.
15217 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
15218 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
15219 (save_inline_function_body): Likewise.
15220 * ipa-inline.c: inluce rtl.h
15221 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
15222 (cgraph_edge_badness): Use frequencies.
15223 (cgraph_decide_recursive_inlining): Update clonning.
15224 (cgraph_decide_inlining_of_small_function): Dump frequency.
15225 * predict.c (estimate_bb_frequencies): Export.
15226 * predict.h (estimate_bb_frequencies): Declare.
15227 * tree-inline.c (copy_bb): Watch overflows.
15228 (expand_call_inline): Update call of cgraph_create_edge.
15229 (optimize_inline_calls): Use TODO flags to update frequnecies.
15230 * passes.h: Include predict.h
15231 (init_optimization_passes): Move profile ahead.
15232 (execute_function_todo): Handle TODO_rebuild_frequencies.
15234 2007-02-09 Roger Sayle <roger@eyesopen.com>
15236 * config/alpha/alpha.c (emit_insxl): Force the first operand of
15237 the insbl or inswl pattern into a register.
15239 2007-02-09 Roger Sayle <roger@eyesopen.com>
15241 * config/ia64/ia64.md (bswapdi2): New define_insn.
15243 2007-02-09 Richard Henderson <rth@redhat.com>
15245 * config/i386/constraints.md (Ym): New constraint.
15246 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
15247 (movdi_1_rex64): Split sse and xmm general register moves from
15248 memory move alternatives. Use conditional register constraints.
15249 (movsf_1, movdf_integer): Likewise.
15250 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15251 (movdf_integer_rex64): New.
15252 (pushsf_rex64): Fix output constraints.
15253 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
15254 (sse2_stored): Likewise.
15255 (sse2_storeq_rex64): New.
15256 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
15257 amd and not generic.
15258 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
15259 for optimize_size. Remove SF/DFmode hack.
15261 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15263 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
15266 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
15267 Richard Sandiford <richard@codesourcery.com>
15269 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
15270 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
15271 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
15272 m68k/t-mlib to tmake_file.
15273 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
15274 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
15275 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
15276 Allow it to be cf or m68k. Set m68k_arch_family. If that
15277 variable is not empty, add t-$m68k_arch_family to tmake_file.
15278 Add t-mlibs to tmake_file.
15279 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
15280 * config/m68k/t-cf: New file.
15281 * config/m68k/t-m68k: Likewise.
15282 * config/m68k/t-mlibs: Likewise.
15283 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15284 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15285 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15286 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15287 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15289 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15290 (INSTALL_LIBGCC): Delete.
15291 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15292 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15293 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15294 (M68K_MLIB_CPU): Define.
15295 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15296 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15297 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15299 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15300 Richard Guenther <rguenther@suse.de>
15302 PR middle-end/23361
15303 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15304 against INT_MIN/INT_MAX.
15305 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15306 file if a loop is removed.
15308 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15310 * calls.c (store_one_arg): Pass correct alignment to
15311 emit_push_insn for non-BLKmode values.
15312 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15313 unaligned stack slot via a suitably aligned slot.
15315 2007-02-08 DJ Delorie <dj@redhat.com>
15317 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15319 (legal_subregs): Use unsigned char, make const.
15320 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15322 2007-02-08 Paul Brook <paul@codesourcery.com>
15324 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15325 special interworking needed.
15327 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15329 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15330 conditional to __SSE2__.
15331 (Entries below should have been added to first ChangeLog
15332 entry for amdfam10 dated 2007-02-05)
15333 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15335 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15337 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15340 2007-02-08 DJ Delorie <dj@redhat.com>
15342 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15343 * config/m32c/m32c.c (legal_subregs): New.
15344 (m32c_illegal_subreg_p): New.
15345 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15346 unsupported subregs of hard regs.
15348 2007-02-08 Jan Hubicka <jh@suse.cz>
15350 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15351 the same one; always update histograms.
15353 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15355 * passes.c (init_optimization_passes): Tidy comment.
15357 2007-02-08 Roger Sayle <roger@eyesopen.com>
15359 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15360 strip zero_extend, bswap and rotates from POCOUNT's argument.
15361 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15362 zero_extend and rotates from PARITY's argument.
15363 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15364 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15365 of an integer constant at compile-time.
15367 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15370 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15372 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15375 * tree-ssa-live.c (remove_unused_locals): Do not remove
15376 TREE_ADDRESSABLE variables.
15377 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15378 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15379 FOR_CLOBBER. Update all users.
15380 If VAR has an associated alias set, add a virtual operand for
15381 it if no alias is found to conflict with the memory reference.
15383 2007-02-07 Jan Hubicka <jh@suse.cz>
15384 Robert Kidd <rkidd@crhc.uiuc.edu>
15386 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15388 2007-02-07 Ian Lance Taylor <iant@google.com>
15390 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15392 2007-02-07 Roger Sayle <roger@eyesopen.com>
15394 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15395 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15396 tablejumpdi, movsi_to_cr_one): Remove constraints from
15397 define_expand's match_operands.
15399 2007-02-07 Roger Sayle <roger@eyesopen.com>
15401 * global.c (compute_regsets): Move declatation of "i" inside of
15402 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15404 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15407 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15408 of INDIRECT_REF <RESULT_DECL>.
15410 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15412 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15413 Kaz Kojima <kkojima@gcc.gnu.org>
15416 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15418 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15420 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15422 * doc/loop.texi: Document possibility not to perform disambiguation
15423 of loops with multiple latches.
15424 * cfgloopmanip.c (alp_enum_p): Removed.
15425 (add_loop): Handle subloops. Use get_loop_body_with_size.
15426 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15427 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15428 the new forwarder block.
15429 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15430 Handle the case latch is NULL.
15431 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15432 modifications when marking loop exits.
15433 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15435 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15436 disambiguate_loops_with_multiple_latches.
15437 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15438 before fix_loop_structure.
15439 * cfgloop.c: Include pointer-set.h and output.h.
15440 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15441 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15442 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15443 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15444 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15445 disambiguate_multiple_latches, get_loop_body_with_size,
15446 disambiguate_loops_with_multiple_latches): New functions.
15447 (flow_loop_dump): Dump multiple latch edges.
15448 (flow_loop_nodes_find): Handle loops with multiple latches.
15449 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15450 (glb_enum_p): Modified.
15451 (get_loop_body): Use get_loop_body_with_size.
15452 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15453 (AVOID_CFG_MODIFICATIONS): New constant.
15454 (disambiguate_loops_with_multiple_latches, add_loop,
15455 get_loop_body_with_size): Declare.
15456 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15458 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15460 PR inline-asm/28686
15461 * global.c (compute_regsets): New function.
15462 (global_alloc): Refactored ELIMINABLE_REGSET
15463 and NO_GLOBAL_ALLOC_REGS computation out.
15464 (rest_of_handle_global_alloc): Call compute_regsets()
15465 for non-optimizing case.
15467 2007-02-06 Richard Henderson <rth@redhat.com>
15469 * config/i386/constraints.md (Y2): Rename from Y.
15470 (Yi): New constraint.
15471 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15472 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15473 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15474 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15475 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15476 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15477 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15478 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15479 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15480 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15481 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15482 vec_extractv2si_1): Change Y constraints to Y2.
15483 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15484 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15485 Change Y constraints to Y2.
15486 (sse2_loadld): Change Y constraints to x.
15488 2007-02-06 Roger Sayle <roger@eyesopen.com>
15490 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15491 (parity<mode>2): New define_expand using rs6000_emit_parity.
15492 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15493 rs6000_emit_parity): New functions.
15494 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15495 rs6000_emit_parity): Prototype here.
15497 2007-02-06 Ian Lance Taylor <iant@google.com>
15499 * lower-subreg.c (simple_move_operand): Reject CONST.
15500 (resolve_clobber): Call validate_change rather than directly
15501 assigning to XEXP (pat, 0).
15503 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15505 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15506 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15507 (tree-cfg.o): Remove hashtab.h dependency.
15509 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15510 (struct ivopts_data): Change niters to pointer_map_t.
15511 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15512 (niter_for_exit): Create pointer_map on demand. Change for
15514 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15515 (free_loop_data): Destroy data->niters if created and reset field.
15516 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15517 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15519 * tree-ssa-reassoc.c: Include pointer-set.h.
15520 (bb_rank): Change to long *.
15521 (operand_rank): Change to pointer_map_t.
15522 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15523 (insert_operand_rank): Accept long.
15524 (operand_entry_hash, operand_entry_eq): Remove.
15525 (get_rank): Return long. Adjust for changes above.
15526 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15528 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15530 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15531 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15532 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15534 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15535 directly since it cannot be NULL.
15536 (get_vi_for_tree): Rewrite for pointer_map API.
15537 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15538 (init_alias_vars): Create vi_for_tree as pointer_map.
15539 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15541 * tree-cfg.c: Don't include hashtab.h.
15542 (edge_to_cases): Declare as pointer_map.
15543 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15545 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15546 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15547 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15549 (record_switch_edge): Delete.
15550 (get_cases_for_edge): Adjust for pointer_map API, inline
15551 record_switch_edge (rewritten for new API), remove goto.
15553 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15555 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15556 * tree-nested.c: Include pointer-set.h.
15557 (var_map_elt, var_map_eq, var_map_hash): Delete.
15558 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15559 to pointer_map_t's.
15560 (nesting_info_bitmap_obstack): New.
15561 (lookup_field_for_decl): Adjust for pointer_map API.
15562 (lookup_tramp_for_decl): Adjust for pointer_map API.
15563 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15564 (get_local_debug_decl): Adjust for pointer_map API.
15565 (convert_nl_goto_reference): Adjust for pointer_map API.
15566 (convert_nl_goto_receiver): Adjust for pointer_map API.
15567 (create_nesting_tree): Create outside GGC space. Create bitmap on
15568 the new obstack. Create field_map and var_map as pointer_maps.
15569 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15571 (lower_nested_functions): Move root here, no need to NULL it.
15572 Initialize and release the obstack.
15574 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15576 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15577 Remove prototypes and make them non-static.
15578 (struct tree_int_map): Remove.
15579 * tree.h (struct tree_int_map): Move here, turning TO into an
15581 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15583 * tree.h (TREE_COMPLEXITY): Remove.
15584 (struct tree_exp): Remove complexity field.
15585 * tree.c (build1_stat): Don't set it.
15587 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15588 Victor Kaplansky <victork@il.ibm.com>
15590 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15591 (vect_is_simple_reduction): Support reduction with induction as
15592 one of the operands.
15593 (vect_is_simple_iv_evolution): Fix formatting.
15594 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15595 formatting. Don't mark induction phis for vectorization.
15596 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15597 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15598 (vect_get_vec_def_for_operand): Support induction.
15599 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15601 (vectorizable_reduction): Support reduction with induction as one of
15603 (vectorizable_type_demotion): Use def-type of stmt argument rather
15604 than dummy def-type.
15606 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15607 flag_tree_scev_cprop.
15608 * common.opt (tree-scev-cprop): New flag.
15610 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15611 call to vect_get_new_vect_var.
15613 2007-02-06 Ira Rosen <irar@il.ibm.com>
15615 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15616 vectype is not NULL.
15617 (vect_pattern_recog_1): Likewise.
15619 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15621 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15622 (fold_negate_expr): Likewise.
15624 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15627 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15628 even if cv-qualification is the same.
15630 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15632 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15633 __enable_execute_stack on completion.
15635 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15637 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15638 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15639 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15640 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15641 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15642 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15643 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15644 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15648 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15649 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15650 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15651 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15652 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15653 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15654 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15655 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15656 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15657 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15658 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15659 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15660 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15661 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15662 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15663 sqrtextenddfxf2_i387): Added amdfam10_decode.
15665 * config/i386/athlon.md (athlon_idirect_amdfam10,
15666 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15667 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15668 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15669 athlon_ivector_store_amdfam10): New define_insn_reservation.
15670 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15673 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15675 * config/i386/athlon.md (athlon_call_amdfam10,
15676 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15677 define_insn_reservation.
15678 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15679 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15680 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15684 * config/i386/athlon.md (athlon_sseld_amdfam10,
15685 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15686 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15690 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15691 define_insn_reservation.
15692 * config/i386/i386.md (sseins): Added sseins to define_attr type
15693 and define_attr unit.
15694 * config/i386/sse.md: Set type attribute to sseins for insertq
15697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15699 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15700 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15701 ssecomi_load_amdfam10, ssecomi_amdfam10,
15702 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15703 define_insn_reservation.
15704 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15708 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15709 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15710 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15711 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15712 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15713 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15714 define_insn_reservation.
15716 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15717 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15718 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15719 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15720 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15724 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15725 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15726 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15727 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15728 athlon_ssemul_load_k8): Added amdfam10.
15730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15732 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15733 (x86_sse_unaligned_move_optimal): New variable.
15735 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15737 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15738 for unaligned vector SSE double/single precision loads for AMDFAM10.
15740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15742 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15743 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15744 Define TARGET_CPU_DEFAULT_amdfam10.
15745 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15746 (processor_type): Add PROCESSOR_AMDFAM10.
15748 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15749 processor_type in config/i386/i386.h.
15750 Enable imul peepholes for TARGET_AMDFAM10.
15752 * config.gcc: Add support for --with-cpu option for amdfam10.
15754 * config/i386/i386.c (amdfam10_cost): New variable.
15755 (m_AMDFAM10): New macro.
15756 (m_ATHLON_K8_AMDFAM10): New macro.
15757 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15758 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15759 x86_promote_QImode, x86_integer_DFmode_moves,
15760 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15761 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15762 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15763 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15764 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15765 Enable/disable for amdfam10.
15766 (override_options): Add amdfam10_cost to processor_target_table.
15767 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15768 processor_alias_table.
15769 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15770 (ix86_adjust_cost): Add code for amdfam10.
15772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15774 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15775 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15776 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15777 * config/i386/i386.h: Add builtin definition for SSE4A.
15778 * config/i386/i386.md: Add support for ABM instructions
15779 (popcnt and lzcnt).
15780 * config/i386/sse.md: Add support for SSE4A instructions
15781 (movntss, movntsd, extrq, insertq).
15782 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15783 Add -march=amdfam10 flag.
15784 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15785 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15787 * doc/extend.texi: Add documentation for SSE4A builtins.
15789 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15791 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15793 2007-02-05 Richard Guenther <rguenther@suse.de>
15795 * tree-vectorizer.h (vectorizable_function): Add argument type
15796 argument, change return type.
15797 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15798 * tree-vect-transform.c (vectorizable_function): Handle extra
15799 argument, return vectorized function decl.
15800 (build_vectorized_function_call): Remove.
15801 (vectorizable_call): Handle calls with result and argument types
15802 differing. Handle loop vectorization factor correctly.
15803 * targhooks.c (default_builtin_vectorized_function): Adjust for
15805 * targhooks.h (default_builtin_vectorized_function): Likewise.
15806 * target.h (builtin_vectorized_function): Add argument type
15808 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15809 extra argument, allow vectorizing of lrintf.
15810 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15811 documentation of target hook.
15813 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15816 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15817 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15818 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15820 2007-02-05 Roger Sayle <roger@eyesopen.com>
15822 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15823 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15824 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15825 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15826 before canonicalizing sincos to cexpi.
15827 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15829 2007-02-05 Roger Sayle <roger@eyesopen.com>
15831 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15832 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15833 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15835 2007-02-05 Roger Sayle <roger@eyesopen.com>
15837 * mips-tfile.c (initialize_init_file): Correct endianness test.
15839 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15841 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15842 the 'y' constraint.
15844 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15846 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15847 saves in a PARALLEL before the register assignments.
15849 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15851 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15852 DWARF_FRAME_RETURN_COLUMN to be a general register.
15853 * dwarf2out.c (init_return_column_size): New function, split from...
15854 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15855 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15856 to be nongeneral registers.
15857 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15859 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15860 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15862 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15864 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15866 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15868 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15869 (remove_path): Use can_remove_branch_p and remove_branch instead
15870 of loop_delete_branch_edge.
15871 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15872 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15873 Update profile using scale_dominated_blocks_in_loop.
15874 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15875 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15876 (can_remove_branch_p, remove_branch): Declare.
15877 * tree-cfg.c (tree_can_remove_branch_p): New function.
15878 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15879 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15880 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15882 2007-02-05 Jan Hubicka <jh@suse.cz>
15884 PR middle-end/30696
15885 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15886 nodes in cgraph, don't remove offline copy of the function.
15888 2007-02-04 Jan Hubicka <jh@suse.cz>
15890 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15891 vectors might cause maybe_lookup_element_for_expr to be called
15892 on non-sra-candidate.
15894 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15896 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15897 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15898 spelling conventions.
15900 2007-02-04 Richard Guenther <rguenther@suse.de>
15902 PR middle-end/30636
15903 * fold-const.c (try_move_mult_to_index): Make sure to not
15904 overflow one dimension of a multi-dimensional array access.
15906 2007-02-04 Jan Hubicka <jh@suse.cz>
15908 * passes.c (init_optimization_passes): Reindent.
15910 2007-02-04 Jan Hubicka <jh@suse.cz>
15911 Eric Botcazou <ebotcazou@adacore.com>
15913 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15914 (execute_fixup_cfg): Break out the abnormal goto code.
15915 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15916 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15917 (optimize_inline_calls): Call make_nonlocal_label_edges.
15919 2007-02-04 Jan Hubicka <jh@suse.cz>
15921 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15922 true when something was changed.
15923 (rename_ssa_copies): When something was changed, do
15924 TODO_remove_unused_locals.
15925 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15926 add TODO_remove_unused_locals when instruction was removed.
15928 2007-02-04 Jan Hubicka <jh@suse.cz>
15930 * ipa-inline.c (try_inline): Improve debug output; work on already
15932 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15933 call try_inline for already inlined edges too when flattening;
15934 inline also functions that make callee growth but overall unit size
15937 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15939 * config/m32c/bitops.md, config/m32c/jump.md,
15940 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15941 config/m32r/m32r.h, config/m32r/m32r.md,
15942 config/m32r/predicates.md, config/m68hc11/larith.asm,
15943 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15944 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15945 config/mips/mips-protos.h, config/mips/mips.c,
15946 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15947 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15948 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15949 spelling conventions.
15951 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15952 Follow spelling conventions.
15954 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15956 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15957 warn about C++0x compatibility.
15959 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15961 * config/h8300/h8300.c, config/h8300/h8300.h,
15962 config/h8300/h8300.md: Follow spelling conventions.
15964 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15966 PR middle-end/30667
15967 * combine.c (try_combine): Do not substitute source operand
15968 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15970 2007-02-03 Jan Hubicka <jh@suse.cz>
15972 PR gcov-profile/30650
15973 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15974 do not divide by zero for never executed counters.
15975 (tree_find_values_to_profile): Fix counters.
15976 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15978 2007-02-03 Ian Lance Taylor <iant@google.com>
15980 * lower-subreg.c (simple_move_operand): New static function,
15981 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15983 (simple_move): Call simple_move_operand.
15984 (find_decomposable_subregs): Add special handling of MEMs.
15985 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15986 meaning of return value. If we see a hard register, test whether
15987 it can store a word_mode value. Change all callers.
15989 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15991 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15992 ftrapv insns and expanders.
15993 (subdi3): Change define_expand operand 1 to arith11_operand, and
15994 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15995 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15996 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15999 PR middle-end/30174
16000 * varasm.c (notice_global_symbol): Treat global objects as weak when
16001 flag_shlib is true.
16003 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16005 * emit-rtl.c (dconstpi): Delete.
16006 (dconstsqrt2): New.
16007 (init_emit_once): Delete dconstpi and init dconstsqrt2.
16008 * real.h (dconstpi): Delete.
16009 (dconstsqrt2): New.
16010 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
16011 (fold_builtin_hypot): Likewise.
16013 2007-02-03 Tom Tromey <tromey@redhat.com>
16016 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
16017 -gcoff3, -gxcoff3, -gvms3 implies -dD.
16019 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
16021 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
16022 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
16023 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
16024 config/rs6000/cell.md, config/rs6000/darwin.h,
16025 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
16026 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
16027 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
16028 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
16029 typos. Follow spelling conventions.
16030 * doc/invoke.texi: Follow spelling conventions.
16032 2007-02-03 Roger Sayle <roger@eyesopen.com>
16034 * simplify-rtx.c (simplify_relational_operation_1): Implement some
16035 canonicalization transformations that attempt to simplify integer
16036 constant comparisons to become comparisons against zero.
16038 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16040 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
16042 * fold-const.c (fold_binary): Fix comment typos. Fold complex
16043 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
16045 2007-02-02 Mike Stump <mrs@apple.com>
16047 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
16048 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
16049 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
16050 generate a branch island.
16052 2007-02-02 Bob Wilson <bob.wilson@acm.org>
16054 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
16055 (xtensa_legitimate_address_p): New.
16056 (xtensa_legitimize_address): New.
16057 (xtensa_output_addr_const_extra): New.
16058 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
16060 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
16061 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
16062 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
16063 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
16064 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
16065 (xtensa_legitimize_address): New.
16066 (xtensa_output_addr_const_extra): New.
16068 2007-02-02 Steve Ellcey <sje@cup.hp.com>
16070 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
16072 2007-02-02 Ian Lance Taylor <iant@google.com>
16074 * expmed.c (expand_divmod): Add comment.
16076 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
16078 * emit-rtl.c (renumber_insns): Remove.
16079 * flags.h: Remove the extern for flag_renumber_insns.
16080 * rtl.h: Remove the prototype for renumber_insns.
16081 * toplev.c (flag_renumber_insns): Remove.
16083 2007-02-02 Hui-May Chang <hm.chang@apple.com>
16085 Revert for x86 darwin:
16086 2005-06-19 Uros Bizjak <uros@kss-loka.si>
16088 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
16089 code before the following patch under TARGET_MACHO.
16090 (ix86_function_value_regno_p): Likewise.
16092 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16094 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
16097 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16100 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
16101 loads to general or fp registers. Add comments.
16102 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
16104 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
16106 * pointer-set.c (insert_aux): Only return insertion slot.
16107 (pointer_set_insert): Adjust.
16108 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
16109 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
16110 pointer_map_traverse): New.
16111 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
16112 pointer_map_create, pointer_map_destroy, pointer_map_insert,
16113 pointer_map_contains, pointer_map_traverse): Declare.
16115 2007-02-02 Jakub Jelinek <jakub@redhat.com>
16117 PR middle-end/30473
16118 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
16119 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
16121 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16123 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
16125 (struct _dep): New type.
16126 (dep_t): New typedef.
16127 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
16128 (DEP_STATUS): New access macro. The macro with the same name was
16129 renamed to DEP_LINK_STATUS.
16130 (dep_init): Declare function
16132 (struct _dep_link): New type.
16133 (dep_link_t): New typedef.
16134 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
16135 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
16136 (DEP_LINK_STATUS): New macro.
16137 (debug_dep_links): New debug function.
16139 (struct _deps_list): New type.
16140 (deps_list_t): New typedef.
16141 (DEPS_LIST_FIRST): New access macro.
16142 (FOR_EACH_DEP_LINK): New cycle macro.
16143 (create_deps_list, free_deps_list, delete_deps_list): Declare
16145 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
16146 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16147 (copy_deps_list_change_con): Ditto.
16149 (move_dep_link): Declare function.
16151 (struct _dep_node): New type.
16152 (dep_node_t): New typedef.
16153 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
16155 (struct haifa_insn_data.back_deps): New field to hold backward
16156 dependencies of the insn.
16157 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
16159 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
16160 Change its type to deps_list_t.
16161 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
16162 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
16163 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
16165 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
16167 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
16169 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
16171 (dep_cost): Declare.
16173 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
16174 (ds_to_dk, dk_to_ds): New functions.
16176 (init_dep_1): New static function.
16177 (init_dep): New function.
16178 (copy_dep): New static function.
16180 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
16182 (detach_dep_link): New static function.
16183 (move_dep_link): New function.
16185 (dep_links_consistent_p, dump_dep_links): New static functions.
16186 (debug_dep_links): New debugging function.
16188 (deps_obstack, dl_obstack, dn_obstack): New static variables.
16190 (alloc_deps_list, init_deps_list): New static functions.
16191 (create_deps_list): New function.
16192 (clear_deps_list): New static function.
16193 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
16194 (deps_list_consistent_p, dump_deps_list): New static functions.
16195 (debug_deps_list): New function.
16196 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
16198 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
16200 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
16201 use new scheduler dependencies lists.
16202 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
16203 (sched_analyze): Ditto. Initialize dependencies lists.
16204 (add_forw_dep, compute_forward_dependences): Update to use new
16205 scheduler dependencies lists.
16207 (init_dependency_caches): Init deps_obstack.
16208 (free_dependency_caches): Free deps_obstack.
16210 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
16211 new scheduler dependencies lists.
16212 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
16213 (add_back_forw_dep, delete_back_forw_dep): Ditto.
16215 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
16216 Update to use new scheduler dependencies lists.
16217 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
16218 (debug_dependencies): Ditto.
16219 (schedule_region): Update comments.
16221 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
16222 scheduler dependencies lists.
16223 (schedule_ebb): Update comments.
16225 * rtl.def (DEPS_LIST): Remove.
16227 * lists.c (unused_deps_list): Remove.
16228 (free_list): Update assertions.
16230 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
16231 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16233 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
16234 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
16236 * haifa-sched.c (comments): Update.
16237 (insn_cost1): Remove. Inline the code into insn_cost ().
16238 (insn_cost): Update to use new scheduler dependencies lists. Move
16239 processing of the dependency cost to dep_cost ().
16240 (dep_cost): New function. Use it instead of insn_cost () when
16241 evaluating cost of the dependency. Use compatible interface to
16242 interact with the target.
16243 (priority): Update to use new scheduler dependencies lists.
16244 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
16245 with greater number of insns that depend on the insn.
16246 (schedule_insn): Update to use new scheduler dependencies lists. Add
16247 code to free backward dependencies lists. Inline and optimize code
16248 from resolve_dep () - see PR28071.
16249 (ok_for_early_queue_removal): Update to use new scheduler dependencies
16250 lists. Update call to targetm.sched.is_costly_dependence hook.
16252 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
16253 scheduler dependencies lists.
16255 (resolve_dep): Remove. Move the logic to schedule_insn ().
16256 (init_h_i_d): Initialize dependencies lists.
16258 (process_insn_depend_be_in_spec): Rename to
16259 process_insn_forw_deps_be_in_spec. Update to use new scheduler
16260 dependencies lists.
16261 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
16262 Update to use new scheduler dependencies lists.
16263 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
16265 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
16266 new scheduler dependencies lists.
16267 (build_intra_loop_deps): Ditto.
16269 * target.h (struct _dep): Declare to use in
16270 gcc_target.sched.is_costly_dependence.
16271 (struct gcc_target.sched.adjust_cost): Fix typo.
16272 (struct gcc_target.sched.is_costly_dependence): Change signature to
16273 use single dep_t parameter instead of an equivalent triad.
16274 (struct gcc_target.sched.adjust_cost_2): Remove.
16276 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
16278 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
16280 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16282 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16284 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16285 (REG_DEP_TRUE): Document.
16287 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16288 Change signature to correspond to the targetm.sched.adjust_cost hook.
16289 Update use in TARGET_SCHED_ADJUST_COST_2.
16290 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16291 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16292 new scheduler dependencies lists.
16293 (ia64_gen_check): Ditto.
16295 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16296 scheduler dependencies lists.
16298 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16299 signature to correspond to the targetm.sched.is_costly_dependence hook.
16300 (is_costly_group): Update to use new scheduler dependencies lists.
16302 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16303 instead of INSN_COST () macro.
16305 2007-02-01 Ian Lance Taylor <iant@google.com>
16307 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16309 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16311 * pa.md (tp_load): Correct mfctl instruction syntax.
16313 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16315 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16316 altivec_padding_size calculation on AIX. Improve comment, add
16317 assert to verify that it's right.
16319 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16322 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16324 PR inline-asm/28686
16325 * global.c (global_alloc): Add mising initialization of
16328 2007-02-01 Roger Sayle <roger@eyesopen.com>
16330 * alias.c (init_alias_analysis): Correct whitespace.
16331 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16332 partition_hot_cold_basic_blocks): Likewise.
16333 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16334 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16335 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16336 fold_builtin_snprintf_chk, fold_builtin_printf,
16337 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16338 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16339 * cfgcleanup.c (cleanup_cfg): Likewise.
16340 * cfgexpand.c (tree_expand_cfg): Likewise.
16341 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16342 * function.c (get_next_funcdef_no): Likewise.
16343 * gengtype.c (main): Likewise.
16344 * genmodes.c (main): Likewise.
16345 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16346 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16347 * ifcvt.c (noce_emit_move_insn): Likewise.
16348 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16350 * stor-layout.c (get_best_mode): Likewise.
16351 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16352 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16353 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16354 perform_var_substitution, solve_graph): Likewise.
16355 * tree-vrp.c (vrp_finalize): Likewise.
16357 2007-02-01 Ian Lance Taylor <iant@google.com>
16359 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16360 high part of a paradoxical subreg, return a constant zero.
16362 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16364 * toplev.c (lang_dependent_init): Call init_set_costs.
16365 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16367 2007-02-01 Richard Guenther <rguenther@suse.de>
16369 PR middle-end/30656
16370 * fold-const.c (fold_negate_expr): Allow negating a
16371 constant if overflow does not change.
16373 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16375 * doc/c-tree.texi (Expression trees): Improve markup.
16376 * doc/tm.texi (Register Classes, Addressing Modes)
16377 (Floating Point): Fix spacing after abbreviations. Fix some
16380 2007-02-01 Ben Elliston <bje@au.ibm.com>
16382 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16383 * doc/contrib.texi: Likewise.
16384 * doc/install.texi: Likewise.
16386 2007-01-31 Richard Henderson <rth@redhat.com>
16387 Ian Lance Taylor <iant@google.com>
16389 * lower-subreg.c: New file.
16390 * rtl.def (CONCATN): Define.
16391 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16392 pass_lower_subreg2.
16393 * emit-rtl.c (update_reg_offset): New static function, broken out
16394 of gen_rtx_REG_offset.
16395 (gen_rtx_REG_offset): Call update_reg_offset.
16396 (gen_reg_rtx_offset): New function.
16397 * regclass.c: Revert patch of 2006-03-05, restoring
16399 (clear_reg_info_regno): New function.
16400 * dwarf2out.c (concatn_loc_descriptor): New static function.
16401 (loc_descriptor): Handle CONCATN.
16402 * common.opt (fsplit_wide_types): New option.
16403 * opts.c (decode_options): Set flag_split_wide_types when
16405 * timevar.def (TV_LOWER_SUBREG): Define.
16406 * rtl.h (gen_reg_rtx_offset): Declare.
16407 (reg_scan_update): Declare.
16408 * regs.h (clear_reg_info_regno): Declare.
16409 * tree-pass.h (pass_lower_subreg): Declare.
16410 (pass_lower_subreg2): Declare.
16411 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16412 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16413 -fsplit-wide-types.
16414 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16415 * Makefile.in (OBJS-common): Add lower-subreg.o.
16416 (lower-subreg.o): New target.
16418 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16420 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16422 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16425 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16427 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16429 PR middle-end/29335
16430 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16432 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16434 * cfgloop.h: Include vec-prim.h.
16435 (enum li_flags): Remove LI_ONLY_OLD.
16436 (loop_iterator): Changed.
16437 (fel_next, fel_init): Iterate over loop tree.
16438 (FOR_EACH_LOOP_BREAK): New macro.
16439 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16441 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16442 * modulo-sched.c (sms_schedule): Ditto.
16443 * tree-vectorizer.c (vectorize_loops): Ditto.
16444 * doc/loop.texi: Update information on loop numbering and behavior of
16445 FOR_EACH_LOOP wrto new loops.
16446 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16447 add_to_evolution_1): Test nestedness of loops instead of comparing
16449 * tree-chrec.c (chrec_fold_plus_poly_poly,
16450 chrec_fold_multiply_poly_poly, chrec_evaluate,
16451 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16452 reset_evolution_in_loop): Ditto.
16453 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16455 2007-01-31 Dirk Mueller <dmueller@suse.de>
16457 * c-common.c (warn_about_parentheses): Separate warning about
16458 un-parenthized sequence of comparison operators from the one
16459 which is supposed to warn about x <= y <= z.
16461 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16463 * optabs.h (enum optab_index): Add new OTI_isinf.
16464 (isinf_optab): Define corresponding macro.
16465 * optabs.c (init_optabs): Initialize isinf_optab.
16466 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16468 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16469 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16471 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16472 expand_builtin_interclass_mathfn.
16473 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16474 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16475 (fxam<mode>2_i387): New insn pattern.
16476 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16477 built-in functions as x87 inline asm.
16479 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16481 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16483 2007-01-30 Eric Christopher <echristo@apple.com>
16485 * config.gcc: Add geode.
16487 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16489 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16490 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16491 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16492 value-prof.c: Fix comment typos.
16494 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16497 * doc/invoke.texi (Wpointer-arith): Document warning.
16499 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16501 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16502 the list of discrepancies from the draft TR.
16504 2007-01-30 Dirk Mueller <dmueller@suse.de>
16507 * doc/invoke.texi (-Wreturn-type): Update description to
16508 match new behavior.
16510 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16512 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16514 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16516 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16517 to handle optabs that operate on floating point input argument and
16518 output to integer output.
16519 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16520 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16521 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16522 expand_builtin_interclass_mathfn ().
16523 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16524 (ilogbsi2): Remove.
16525 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16526 ilogbl built-in functions as x87 intrinsics.
16528 2007-01-30 Richard Guenther <rguenther@suse.de>
16530 PR middle-end/27657
16531 * dwarf2out.c (reference_to_unused): Query varpool if the
16532 variable was output.
16534 2007-01-30 Richard Guenther <rguenther@suse.de>
16536 PR middle-end/30313
16537 * passes.c (execute_one_pass): Reset in_gimple_form to not
16538 confuse non-unit-at-a-time mode.
16540 2007-01-29 Roger Sayle <roger@eyesopen.com>
16541 Richard Guenther <rguenther@suse.de>
16543 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16544 avoid undefined behaviour on overflow. Use force_fit_type_double
16545 to construct the constant with the specified TREE_OVERFLOW.
16547 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16549 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16550 * config/dfp-bit.h: Ditto.
16552 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16554 * c-decl.c (pop_scope): Replace warnings with call to
16555 warn_for_unused_label.
16556 * c-common.h (warn_for_unused_label): Declare.
16557 * c-common.c (warn_for_unused_label): Define.
16559 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16561 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16564 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16566 * Makefile.in (USER_H): Remove decfloat.h.
16567 * ginclude/decfloat.h: Delete, moving contents to ...
16568 * ginclude/float.h: Add support for decimal floating point,
16569 guarded by __STDC_WANT_DEC_FP__.
16571 2007-01-29 Mike Stump <mrs@apple.com>
16573 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16574 Analysis and Representation to resolve case insensitive conflict.
16575 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16577 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16579 * tree.h (struct tree_memory_tag): Add aliases member.
16580 (MTAG_ALIASES): New macro.
16581 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16582 (add_may_alias): Remove pointer-set. Update for may_aliases being
16584 (mark_aliases_call_clobbered): Update for may_aliases being a
16586 (compute_tag_properties): Ditto.
16587 (create_partition_for): Ditto.
16588 (compute_memory_partitions): Ditto.
16589 (dump_may_aliases_for): Ditto.
16590 (is_aliased_with): Ditto.
16591 (add_may_alias_for_new_tag): Ditto.
16592 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16593 (compute_is_aliased): New function.
16594 (compute_may_aliases): Call compute_is_aliased).
16595 (init_alias_info): Initialize alias_bitmap_obstack.
16596 (union_alias_set_into): New function.
16597 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16598 (have_common_aliases_p): Rewrite to take two bitmaps and use
16600 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16601 Update for bitmaps.
16602 (finalize_ref_all_pointers): Update for add_may_alias changes.
16603 (new_type_alias): Ditto.
16604 * tree-flow-inline.h (may_aliases): Return a bitmap.
16605 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16606 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16607 may_aliases being a bitmap.
16608 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16609 may_aliases now returns a bitmap.
16610 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16612 * tree-ssa-operands.c (add_virtual_operand): Update for
16613 may_aliases being a bitmap.
16615 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16617 PR tree-optimization/30630
16618 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16619 variable as changed.
16621 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16624 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16625 expanded only once even if an error occurs.
16627 2007-01-29 Ben Elliston <bje@au.ibm.com>
16629 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16630 (__gcov_average_profiler): Likewise.
16631 (__gcov_ior_profiler): Likewise.
16632 (__gcov_merge_ior): Likewise.
16634 2007-01-28 Jan Hubicka <jh@suse.cz>
16636 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16637 * value-prof.c (stringop_block_profile): Likewise.
16639 2007-01-28 Jan Hubicka <jh@suse.cz>
16641 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16642 Add variant handling histograms; add wrapper.
16643 (clear_storage_via_libcall): Export.
16644 (emit_block_move_hints): Break out from ...; add histograms.
16645 (emit_block_move): ... this one.
16646 (clear_storage_hints): Break out from ...; add histograms.
16647 (clear_storage): ... this one.
16648 (set_storage_via_memset): Handle histogram.
16649 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16650 (clear_storage_hints, clear_storage_via_libcall): Declare.
16651 (set_storage_via_setmem): Update prototype.
16652 * doc/md.texi (movmem, setmem): Document new arguments.
16654 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16655 Add new histograms.
16656 (stringop_block_profile): New global function.
16657 (tree_stringops_values_to_profile): Profile block size and alignment.
16658 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16660 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16661 (stringop_block_profile): Declare.
16662 * builtins.c: Include value-prof.h.
16663 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16664 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16665 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16666 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16667 * profile.c (instrument_values): Add new counters.
16668 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16670 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16671 (tree_init_edge_profiler): Build new profilers.
16672 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16673 (pass_tree_profile): Add dump.
16674 (tree_profile_hooks): Update.
16675 * Makefile.in (LIBGCOV): Add new constants.
16676 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16677 __gcov_ior_profiler): New.
16678 * i386.md (movmem/setmem expanders): Add new optional arguments.
16680 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16682 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16684 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16686 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16687 (tree_unswitch_single_loop): Pass eni_size_weights to
16688 tree_num_loop_insns.
16689 * tree-ssa-loop-manip.c: Include tree-inline.h.
16690 (can_unroll_loop_p): Pass eni_size_weights to
16691 tree_num_loop_insns.
16692 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16693 Pass eni_size_weights to estimate_num_insns.
16694 * tree.h (init_inline_once): Export.
16695 * toplev.c (backend_init): Call init_inline_once.
16696 * cgraphunit.c (cgraph_process_new_functions,
16697 cgraph_analyze_function): Pass eni_inlining_weights to
16698 estimate_num_insns.
16699 * ipa-inline.c (compute_inline_parameters): Ditto.
16700 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16701 to estimate_num_insns.
16702 (try_unroll_loop_completely): Pass eni_size_weights to
16703 tree_num_loop_insns.
16704 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16705 ot estimate_num_insns.
16706 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16707 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16708 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16709 eni_time_weights): New variables.
16710 (init_inline_once): Initialize them.
16711 (struct eni_data): Mew.
16712 (estimate_num_insns_1, estimate_num_insns): Use weights.
16713 * tree-inline.h (struct eni_weights_d): New.
16714 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16715 (estimate_num_insns): Declaration changed.
16716 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16717 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16718 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16720 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16722 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16723 relations in the conflict function is valid.
16725 2007-01-27 Ian Lance Taylor <iant@google.com>
16727 * common.opt: Add fstrict-overflow.
16728 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16729 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16730 (TYPE_OVERFLOW_UNDEFINED): Define.
16731 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16733 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16734 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16735 (fold_negate_expr): Likewise.
16736 (make_range): Likewise.
16737 (extract_muldiv_1): Likewise.
16738 (maybe_canonicalize_comparison): Likewise.
16739 (fold_comparison): Likewise.
16740 (fold_binary): Likewise.
16741 (tree_expr_nonnegative_p): Likewise.
16742 (tree_expr_nonzero_p): Likewise.
16743 * tree-vrp.c (compare_values): Likewise.
16744 (extract_range_from_binary_expr): Likewise.
16745 (extract_range_from_unary_expr): Likewise.
16746 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16748 (nowrap_type_p): Likewise.
16749 * tree-scalar-evolution.c (simple_iv): Likewise.
16750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16751 (build_range_check): Likewise.
16752 (extract_muldiv_1): Likewise.
16753 (fold_comparison): Likewise.
16754 * tree-vrp.c (vrp_int_const_binop): Likewise.
16755 (extract_range_from_unary_expr): Likewise.
16756 * convert.c (convert_to_integer): Likewise.
16757 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16758 (fold_comparison): Likewise.
16759 (fold_binary): Likewise.
16760 * optabs.c (optab_for_tree_code): Likewise.
16761 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16762 * simplify-rtx.c (simplify_const_relational_operation): Check
16763 flag_strict_overflow and flag_trapv.
16764 (simplify_const_relational_operation): Likewise.
16765 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16766 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16769 2007-01-27 Roger Sayle <roger@eyesopen.com>
16771 * tree.c (tree_fold_gcd): Delete.
16772 * tree.h (tree_fold_gcd): Remove prototype.
16773 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16774 test whether one constant integer is a multiple of another. Instead
16775 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16776 * fold-const.c (multiple_of_p): We've determined both TOP and
16777 BOTTOM are integer constants so we can call int_const_binop directly
16778 instead of the more generic const_binop.
16780 2007-01-27 Roger Sayle <roger@eyesopen.com>
16782 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16783 1*X check that the constant hasn't overflowed, to preserve the
16785 (round_up): Provide an efficient implementation when rouding-up an
16786 INTEGER_CST to a power-of-two.
16788 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16790 * doc/sourcebuild.texi: Add comma for clarity.
16791 * doc/extend.texi: Fix some typos.
16792 * doc/passes.texi: Likewise.
16793 * doc/cppinternals.texi: Likewise.
16794 * doc/c-tree.texi: Likewise.
16795 * doc/tree-ssa.texi: Likewise.
16796 * doc/install.texi: Likewise.
16798 2007-01-27 Jan Hubicka <jh@suse.cz>
16800 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16801 (pass_sra): Do not require alias information.
16802 * passes.c (init_optimization_passes): Add SRA
16804 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16806 * tracer.c (rest_of_handle_tracer): We already cleaned
16807 up the CFG in tracer() so don't do it here again.
16808 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16809 cleanup_cfg here, either. And don't call renumber_insns.
16811 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16812 and BB_HEAD are in the insn stream here. Instead make sure
16813 that BB_INSN is valid on all insns. Also, do check here that
16814 there are no pending branch predictions...
16815 (rtl_verify_flow_info): ...instead of doing it here. Checks
16816 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16819 2007-01-26 Roger Sayle <roger@eyesopen.com>
16821 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16822 function to simplify/factorize operand order canonicalization.
16823 (ix86_fixup_binary_operands): Reorganize using the above function.
16824 (ix86_binary_operator_ok): Likewise.
16826 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16828 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16829 file scope from optimize_attrs.
16830 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16832 (optimize_attrs): Clear insn_code_values after freeing it.
16834 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16836 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16837 a parts.base assignment.
16839 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16841 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16842 (compute_subscript_distance, initialize_data_dependence_relation,
16843 finalize_ddr_dependent, analyze_ziv_subscript,
16844 analyze_siv_subscript_cst_affine,
16845 compute_overlap_steps_for_affine_univar,
16846 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16847 analyze_siv_subscript, analyze_miv_subscript,
16848 analyze_overlapping_iterations, subscript_dependence_tester_1,
16849 compute_self_dependence, free_dependence_relation): Work
16850 with affine_fn instead of chrecs.
16851 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16852 common_affine_function, affine_function_base,
16853 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16854 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16855 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16856 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16857 (all_chrecs_equal_p): Removed.
16858 * tree-data-ref.h (affine_fn, conflict_function): New types.
16859 (struct subscript): Change type of conflicting_iterations_in_a
16860 and conflicting_iterations_in_b.
16862 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16865 * config/pa/pa.h (TARGET_HPUX_11): New.
16866 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16867 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16869 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16870 Richard Guenther <rguenther@suse.de>
16872 * tree-ssa-structalias.c (solve_graph): Handle case
16873 we merged the variable to another.
16875 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16877 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16880 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16881 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16883 2007-01-25 DJ Delorie <dj@redhat.com>
16885 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16886 allow changes to modes which don't fit in those registers.
16888 * reload1.c (choose_reload_regs): Check for invalid subregs before
16889 computing their locations, not after.
16891 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16894 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16895 save Altivec registers in an eh_return function.
16896 (compute_vrsave_mask): Likewise.
16897 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16898 for saving Altivec registers.
16899 (rs6000_emit_prologue): Don't allocate stack twice in
16900 eh_return function. Correct expected value of altivec_save_offset
16901 when using save_world. Describe save of R0 to stack when using
16902 save_world. Describe stack pointer adjustment when using
16903 save_world. Remove duplicated eh_return parameter register saving.
16904 Update sp_offset variable after save_world.
16905 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16907 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16908 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16911 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16913 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16915 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16918 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16919 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16921 2007-01-25 Richard Guenther <rguenther@suse.de>
16923 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16924 * common.opt (-Wcoverage-mismatch): New warning option.
16925 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16926 if -Wcoverage-mismatch is given.
16928 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16930 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16931 (ipcp_driver): Change to static definition.
16932 Add dumping of the ifunctions.
16933 (constant_val_insert): Remove unused parameter. Support for SSA.
16934 (ipcp_propagate_const): Support for SSA.
16935 (ipcp_profile_bb_print): Print only analyzed nodes.
16936 (ipcp_replace_map_create): Remove support for Fortran constant
16938 * ipa-prop.c (ipa_method_modify_stmt,
16939 ipa_callsite_compute_param): Support for SSA.
16940 * ipa-prop.h (ipcp_driver): Remove declaration.
16941 (IS_VALID_TREE_MAP_INDEX): Add define.
16943 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16945 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16947 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16949 PR middle-end/30447
16950 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16951 constant argument to cabs and do it without checking for
16952 -funsafe-math-optimizations.
16954 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16956 * c-common.h (RID_FIRST_CXX0X): New.
16957 (RID_LAST_CXX0X): New.
16958 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16960 * c.opt (Wc++0x-compat): New.
16961 * doc/invoke.texi (-Wc++0x-compat): Document.
16963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16965 * builtins.c (fold_builtin_carg): New.
16966 (fold_builtin_1): Use it.
16968 2007-01-24 Jan Hubicka <jh@suse.cz>
16970 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16972 * ipa-inline.c (initial_insns, max_insns): Delete.
16973 (compute_max_insns): New function.
16974 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16975 amount of insns as base for code growth.
16976 (cgraph_decide_inlining): Make initial_insns local; do not compute
16978 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16979 * doc/invoke.texi (inline-unit-growth): Update docs.
16981 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16983 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16984 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16985 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16986 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16987 for CPUs that have PTA_CX16 set.
16989 PR middle-end/27416
16990 * gimplify.c (omp_check_private): New function.
16991 (gimplify_scan_omp_clauses): Use it for
16992 firstprivate/lastprivate/reduction.
16994 PR middle-end/30494
16995 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16996 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16998 PR middle-end/30421
16999 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
17000 If lower_lastprivate_clauses emits some statements, append them
17001 to dlist rather than body_p and to body_p append an initializer.
17002 (lower_omp_for): Adjust caller.
17004 2007-01-24 Steve Ellcey <sje@cup.hp.com>
17006 * target.h (globalize_decl_name): New.
17007 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17008 * output.h (default_globalize_decl_name): New.
17009 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
17011 (globalize_decl): Ditto.
17012 (default_globalize_decl_name): New.
17013 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
17014 (ia64_handle_version_id_attribute): New.
17015 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
17016 (ia64_asm_output_external): Use globalize_decl_name instead
17017 of globalize_label.
17018 * doc/extend.texi (version_id): New pragma.
17019 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
17021 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17023 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
17024 _uleb128_t and _Unwind_SWord with _sleb128_t.
17025 * unwind-dw2.c (extract_cie_info, execute_stack_op,
17026 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
17028 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
17029 * unwind-pe.h (read_uleb128, read_sleb128,
17030 read_encoded_value_with_base): Likewise.
17031 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
17033 2007-01-24 Richard Guenther <rguenther@suse.de>
17035 * builtins.c (expand_builtin_cexpi): Get the fndecl
17036 for cexp in the correct way.
17038 2007-01-24 Jan Hubicka <jh@suse.cz>
17040 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
17043 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17045 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
17046 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
17047 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
17048 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
17049 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
17050 __SIZEOF_PTRDIFF_T__.
17051 * doc/cpp.texi: Documentation for the new builtin macros added.
17053 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
17055 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
17056 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
17057 instead of operands[2] to avoid access past the end of array.
17059 2007-01-24 Richard Sandiford <richard@codesourcery.com>
17061 * reload1.c (emit_reload_insns): Pass the reload register
17062 for a non-spill output reload through forget_old_reloads_1.
17064 2007-01-23 Joseph Myers <joseph@codesourcery.com>
17066 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17067 _SOFT_DOUBLE if doubles use software floating-point.
17068 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
17069 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17070 * config/rs6000/darwin-ldouble.c: Also compile functions for
17071 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
17072 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
17073 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
17074 commented-out long double override.
17075 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
17076 * config/rs6000/eabispe.h: Likewise.
17077 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
17078 long double for non-SPE.
17079 (rs6000_handle_option): Likewise.
17080 (invalid_e500_subreg): Disallow more subregs involding DImode,
17081 DFmode, TImode or TFmode.
17082 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
17084 (legitimate_lo_sum_address_p): Also check for TFmode for E500
17086 (rs6000_legitimize_address): Also handle TFmode for E500 double.
17087 (rs6000_legitimize_reload_address): Also handle TFmode for E500
17089 (rs6000_legitimate_address): Also check for TFmode for E500
17091 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
17092 (spe_build_register_parallel): Handle TFmode and TCmode.
17093 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
17095 (function_arg): Handle TFmode and TCmode for E500 double.
17096 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
17098 (print_operand): Handle TFmode and TImode for %y.
17099 (rs6000_generate_compare): Handle TFmode comparisons for E500
17101 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
17102 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
17103 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
17104 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
17105 TFmode for E500 double.
17106 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
17107 (floatsidf2): Enable for E500 double.
17108 (movtf_softfloat): Use rs6000_nonimmediate_operand.
17109 (extenddftf2): Change to extenddftf2_fprs.
17110 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
17111 depending on TARGET_E500_DOUBLE.
17112 (extendsftf2): Enable for E500 double.
17113 (trunctfdf2): Enable for E500 double.
17114 (trunctfsf2): Change to trunctfsf2_fprs.
17115 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
17116 depending on TARGET_E500_DOUBLE.
17117 (floatsitf2): Enable for E500 double.
17118 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
17119 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
17120 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
17121 (negtf2): Change to negtf2_internal.
17122 (negtf2): New expander.
17123 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
17124 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
17125 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
17126 (movdi_internal32): Use rs6000_nonimmediate_operand.
17127 (unnamed splitter): Likewise.
17128 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
17129 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
17130 (SPE64TF, DITI): New mode macros.
17131 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
17134 (frob_<mode>_di_2): New.
17135 (frob_tf_di_8_2): New.
17136 (frob_di_df): Change to frob_di_<mode>; allow more modes.
17138 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
17140 (frob_ti_<mode>_8_2): New.
17141 (frob_ti_tf_2): New.
17142 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
17143 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
17145 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
17146 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
17147 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
17148 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
17149 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
17150 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
17153 2007-01-23 Ian Lance Taylor <iant@google.com>
17155 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
17157 (OBJS-archive): Reformat, alphabetize.
17158 (OBJS): Change out_object_file to OBJS-md.
17160 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
17162 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17163 JUMP_P and CALL_P predicates where applicable.
17164 * config/i386/i386.c: Ditto.
17165 * config/i386/i386.md: Ditto.
17166 * config/i386/mmx.md: Ditto.
17167 * config/i386/predicates.md: Ditto.
17169 2007-01-22 Andreas Schwab <schwab@suse.de>
17171 * config/m68k/m68k.h: Fix comment.
17173 2007-01-22 Jan Hubicka <jh@suse.cz>
17175 * passes.c (init_optimization_passes): Do not rerun
17176 pass_early_warn_uninitialized.
17178 2007-01-22 Richard Guenther <rguenther@suse.de>
17180 PR tree-optimization/30038
17181 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
17183 (execute_cse_sincos_1): Likewise.
17184 (execute_cse_sincos): Likewise.
17185 (gate_cse_sincos): Likewise.
17186 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
17187 the cexpi() canonicalization of sincos().
17188 * tree-pass.h (pass_cse_sincos): Declare.
17189 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
17191 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17193 PR rtl-optimization/29329
17194 * combine.c (replaced_rhs_insn): Rename to i2mod.
17195 (replaced_rhs_value): Rename to i2mod_new_rhs.
17196 (i2mod_old_rhs): New global variable.
17197 (combine_instructions): Adjust for above change. Save a copy of
17198 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
17199 note are substituted in the second instruction.
17200 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
17201 ditch the note if it pertains to the second eliminated register
17202 and this register is mentioned in i2mod_old_rhs.
17205 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
17207 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
17208 the insn to which the note was originally attached.
17210 2007-01-21 Jan Hubicka <jh@suse.cz>
17212 * ipa-inline.c (inlining_mode): Comment, move up.
17213 (cgraph_decide_inlining_incrementally): Do not perform inlining
17214 itself; fix handling of flattening of self recursive functions.
17215 (cgraph_find_cycles): Remove.
17216 (cgraph_flatten_node): Remove.
17217 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
17218 (try_inline): New function.
17219 (cgraph_early_inlining): Update call of
17220 cgraph_decide_inlining_incrementally. Apply inlining here.
17221 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
17223 2007-01-21 Dirk Mueller <dmueller@suse.de>
17226 * tree-vrp.c (check_array_bounds): do not warn
17227 about ADDR_EXPR's of ARRAY_REF's which are immediately
17228 used in binary expressions.
17230 2007-01-21 Ira Rosen <irar@il.ibm.com>
17232 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
17233 read_write_dep and macros for its access.
17234 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
17235 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
17236 argument, call vect_check_interleaving for every independent pair of
17237 data-refs. Mark loads that access the same memory location as a store
17239 (vect_check_dependences): Remove.
17240 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
17241 call, fix the call to vect_analyze_data_ref_dependence.
17242 (vect_analyze_data_ref_access): For statements that access the same
17243 data-ref, check that they are not stores; for loads, check that there
17244 is no store that access the same location.
17246 2007-01-20 Roger Sayle <roger@eyesopen.com>
17247 Joseph Myers <joseph@codesourcery.com>
17249 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
17250 (-fdump-rtl-stack): Likewise.
17251 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
17252 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
17253 (-mpt-fixed): Use @minus{} for minus sign.
17254 (Using Precompiled Headers): Fix under/overfull hbox.
17256 2007-01-20 Jan Hubicka <jh@suse.cz>
17258 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
17259 place within annotation.
17261 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17263 * pa.c (output_move_double): Change array size of xoperands to 4.
17265 2007-01-20 Jan Hubicka <jh@suse.cz>
17267 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
17270 2007-01-19 Ian Lance Taylor <iant@google.com>
17272 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
17273 constant to unsigned HOST_WIDE_INT before negating.
17275 2007-01-19 Ian Lance Taylor <iant@google.com>
17277 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
17279 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
17280 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17281 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17282 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17283 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17284 (realloc_vdef, realloc_vuse): Change second parameter to
17286 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17287 fields to unsigned.
17288 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17289 unsigned. Change x and lim locals to unsigned.
17290 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17292 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17293 (copy_virtual_operands): Change i and n locals to unsigned.
17295 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17297 PR middle-end/29335
17298 * builtins.c (fold_builtin_1): Handle builtin fdim.
17300 2007-01-20 Jan Hubicka <jh@suse.cz>
17302 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17303 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17304 init_alias_heapvars.
17305 (init_alias_heapvars): Initialize only when not already initialized.
17306 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17308 2007-01-19 Roger Sayle <roger@eyesopen.com>
17310 * common.opt (fsigned-zeros): New command line option.
17311 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17312 of flag_unsafe_math_optimizations.
17313 * opts.c (set_fast_math_flags): The -ffast-math command line option
17314 implies -fno-signed-zeros.
17315 (fast_math_flags_set_p): Likewise.
17317 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17318 the documentation of -ffast-math appropriately. Wrap long lines.
17320 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17322 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17323 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17325 2007-01-19 Tomas Bily <tbily@suse.cz>
17327 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17329 (tree_init_ic_make_global_vars): New function
17330 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17331 (tree_gen_ic_profiler): New function
17332 (tree_gen_ic_func_profiler): New function
17333 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17334 (tree_profile_hooks): Added hook for indirec/virtual calls
17335 * value-prof.c (tree_find_values_to_profile): New case for
17337 (tree_values_to_profile): Call for determining indirect/virtual
17339 (tree_indirect_call_to_profile): New function
17340 (tree_ic_transform): New function
17341 (tree_ic): New function
17342 (find_func_by_pid): New function
17343 (init_pid_map): New function
17344 (tree_value_profile_transformations): Added check for
17345 indirect/virtual call transformation
17346 * value-prof.h (enum hist_type): New counter type for
17347 indirect/virtual calls
17348 (profile_hooks): Added new hook for profiling indirect/virtual
17350 * profile.c (instrument_values): New case for indirect/virtual
17352 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17353 (GCOV_COUNTER_V_INDIR): New counter type
17354 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17355 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17357 * cgraph.c: Definition of cgraph_max_pid
17358 (cgraph_create_node): Default init of pid attribute
17359 * cgraph.h: Declaration of cgraph_max_pid
17360 (struct cgraph_node): Added pid attribute
17361 * libgcov.c (__gcov_indirect_call_profiler): New function
17362 (__gcov_one_value_profiler_body): New function
17363 (__gcov_one_value_profiler): Body was moved to
17364 __gcov_one_value_profiler_body and calls it
17366 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17368 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17369 * gengtype.c (write_types_data, write_func_for_structure,
17370 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17371 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17372 (walk_type, write_func_for_structure): Generate the mark_hook if
17375 2007-01-19 Jan Hubicka <jh@suse.cz>
17377 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17378 'early' argument take inlining mode argument specifying whether to
17379 inline for size/speeed or all functions; add support for flattening;
17381 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17383 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17386 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17387 the name of the declared identifier.
17389 2007-01-19 Dirk Mueller <dmueller@suse.de>
17391 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17392 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17393 duplicate evaluation.
17395 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17398 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17399 to XFMode, use acosxf2 and truncate result to requested mode.
17400 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17401 (asin<mode>2): Similarly, with asin expanders.
17402 (*fscalexf4_i387): Rename from *fscalexf4.
17403 (expNcorexf3): New expander.
17404 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17405 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17406 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17407 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17408 patterns for SSE math.
17409 (exp10<mode>2): Similarly, with exp10 expanders.
17410 (exp2<mode>2): Similarly, with exp2 expanders.
17411 (expm1<mode>2): Similarly, with expm1 expanders.
17412 (ldexp<mode>3): Similarly, with ldexp expanders.
17413 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17414 Use gen_truncxf<mode>2_i387_noop to truncate result.
17416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17418 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17419 for ColdFire targets.
17421 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17422 Richard Sandiford <richard@codesourcery.com>
17424 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17425 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17426 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17427 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17428 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17429 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17433 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17434 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17435 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17436 (*adddi_dilshr32_cf): New pattern.
17437 (adddi3, subdi3): Remove first alternatives.
17439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17441 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17442 implemented using move.l, do not use its cc result for floating-point
17445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17447 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17448 from accepting 's' constraints if flag_pic.
17450 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17452 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17453 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17454 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17455 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17457 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17459 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17460 ColdFire alternatives.
17461 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17462 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17463 architectures that support ff1 instruction.
17465 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17466 Julian Brown <julian@codesourcery.com>
17468 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17469 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17470 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17473 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17475 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17477 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17478 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17479 HOST_WIDE_INT instead of an rtx.
17480 (m68k_rtx_costs): Update call accordingly.
17481 (output_move_const_into_data_reg): Likewise. Fix formatting.
17482 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17484 (output_move_simode_const): Update calls after above changes.
17485 Rework to use automatic variables and predicates like MEM_P.
17486 * config/m68k/m68k.md (pushexthisi_const): Update call to
17489 2007-01-19 Dirk Mueller <dmueller@suse.de>
17491 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17492 in dump_flags test.
17494 2007-01-19 Richard Guenther <rguenther@suse.de>
17496 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17497 via cexp in case sincos is not available.
17499 2007-01-19 Richard Guenther <rguenther@suse.de>
17501 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17502 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17503 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17504 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17505 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17506 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17507 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17508 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17510 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17512 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17514 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17515 (atan2xf3): Directly generate RTL pattern.
17516 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17517 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17518 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17519 disable patterns for SSE math.
17520 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17521 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17522 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17523 disable patterns for SSE math.
17525 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17527 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17529 2007-01-18 Roger Sayle <roger@eyesopen.com>
17531 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17532 VIEW_CONVERT_EXPR to the same type as it's operand.
17534 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17536 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17537 configured for long double 128.
17539 2007-01-18 Mike Stump <mrs@apple.com>
17541 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17544 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17546 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17549 2007-01-18 Jan Hubicka <jh@suse.cz>
17551 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17552 greater than NUM_VOP_FREE_BUCKETS.
17554 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17556 * tree-ssa-structalias.c: Update comments.
17557 (ptabitmap_obstack): Removed.
17558 (pta_obstack): New.
17559 (oldpta_obstack): Ditto.
17560 (stats): Add a few members.
17561 (struct variable_info): Remove node, complex, address_taken, and
17562 indirect_target members. Add oldsolution member.
17563 (new_var_info): Do not initialize removed members.
17564 (constraint_expr_type): Remove INCLUDES.
17565 (constraint_graph): Add size, implicit_preds, rep,
17566 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17567 (FIRST_REF_NODE): New macro.
17568 (LAST_REF_NODE): Ditto.
17569 (FIRST_ADDR_NODE): Ditto.
17570 (find): New function.
17572 (dump_constraint): Do not handle INCLUDES.
17573 (insert_into_complex): Do not insert duplicate constraints.
17574 (condense_varmap_nodes): Renamed and rewritten into ...
17575 (merge_node_constraints): This. Also fix bug in handling of
17576 offseted copy constraints.
17577 (clear_edges_for_node): No longer need to deal with preds at all,
17578 or removing associated preds/succs.
17579 (merge_graph_nodes): Deal with indirect_cycles.
17580 Don't deal with predecessors.
17581 (add_implicit_graph_edge): New function.
17582 (add_pred_graph_edge): Ditto.
17583 (add_graph_edge): Don't deal with predecessors.
17584 (build_constraint_graph): Removed.
17585 (build_pred_graph): New function.
17586 (build_succ_graph): Ditto.
17587 (struct scc_info): Removed in_component. Added roots, dfs, and
17588 node_mapping. Remove visited_index, unification_queue.
17589 (scc_visit): Deal with union-find we do now.
17590 Deal with cycles with REF nodes.
17591 (collapse_nodes): Renamed and rewritten to ...
17592 (unify_nodes): This.
17593 (process_unification_queue): Removed.
17594 (topo_visit): Cleanup
17595 (do_da_constraint): Use find.
17596 (do_sd_constraint): Ditto.
17597 (do_ds_constraint): Ditto.
17598 (do_complex_constraint): Ditto.
17599 (init_scc_info): Update for removed and added members.
17600 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17601 (find_indirect_cycles): This.
17602 (equivalence_class): New variable.
17603 (label_visit): New function.
17604 (perform_variable_substitution): Rewritten.
17605 (free_var_substitution_info): New function.
17606 (find_equivalent_node): Ditto.
17607 (move_complex_constraints): Ditto.
17608 (eliminate_indirect_cycles): Ditto.
17609 (solve_graph): Only propagate changed bits.
17610 Use indirect cycle elimination.
17612 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17613 (tree_id_eq): Renamed to ...
17614 (tree_vi_eq): This. Update for member change
17615 (insert_id_for_tree): Renamed and rewritten to ...
17616 (insert_vi_for_tree): This.
17617 (lookup_id_for_tree): Renamed and rewritten to ...
17618 (lookup_vi_for_tree): This.
17619 (get_id_for_tree): Renamed and rewritten to ...
17620 (get_vi_for_tree): Ditto.
17621 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17622 (process_constraint): Don't handle INCLUDES.
17623 Remove special ADDRESSOF case.
17624 (find_func_aliases): Rewrite to use vi functions instead of id
17626 (create_function_info_for): Ditto.
17627 (create_variable_info_for): Ditto.
17628 (intra_create_variable_infos): Ditto.
17629 (merge_smts_into): Ditto.
17630 (find_what_p_points_to): Ditto.
17631 (init_base_vars): Ditto.
17632 (init_alias_vars): Ditto.
17633 (remove_preds_and_fake_succs): New function.
17634 (dump_sa_points_to_info): Dump new stats.
17635 (dump_solution_for_var): Use find.
17636 (set_used_smts): Fix formatting.
17637 (compute_points_to_sets): Updated for new functions.
17638 (ipa_pta_execute): Ditto.
17640 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17641 Richard Sandiford <richard@codesourcery.com>
17643 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17645 * calls.c (expand_call): If the return value is a PARALLEL,
17646 extract its first member.
17647 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17648 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17649 use FUNCTION_EXTRA_EPILOGUE.
17650 (m68k_function_value): Return a PARALLEL if the return value
17651 is of a pointer type.
17652 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17653 (FUNCTION_EXTRA_EPILOGUE): Remove.
17654 * config/m68k/m68k.md (D0_REG): New constant.
17656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17658 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17659 output a NOP for empty epilogues.
17661 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17663 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17664 before function. Extend register save check to include all
17665 registers, not just integer ones.
17667 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17669 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17670 (m68k_use_return_insn): ...this.
17671 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17672 * config/m68k/m68k.c (use_return_insn): Rename to...
17673 (m68k_use_return_insn): ...this.
17674 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17675 of USE_RETURN_INSN.
17677 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17679 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17680 nearest even, fix denormal rounding overflow.
17682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17684 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17685 f%$smove and f%$move.
17686 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17687 (extendsfdf2_cf): Use fdmove instead of f%&move.
17688 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17689 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17691 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17693 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17698 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17699 (coldfire_single_format): Declare.
17700 (coldfire_double_format): Likewise.
17701 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17702 of qnan_msb_set to determine the lower bits of a canonical
17704 (encode_ieee_double): Likewise.
17705 (encode_ieee_quad): Likewise.
17706 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17707 (mips_single_format): Likewise.
17708 (ieee_double_format): Likewise.
17709 (mips_double_format): Likewise.
17710 (ieee_extended_motorola_format): Likewise.
17711 (ieee_extended_intel_96_format): Likewise.
17712 (ieee_extended_intel_128_format): Likewise.
17713 (ieee_extended_intel_96_round_53_format): Likewise.
17714 (ibm_extended_format): Likewise.
17715 (mips_extended_format): Likewise.
17716 (ieee_quad_format): Likewise.
17717 (mips_quad_format): Likewise.
17718 (vax_f_format): Likewise.
17719 (vax_d_format): Likewise.
17720 (vax_g_format): Likewise.
17721 (i370_single_format): Likewise.
17722 (i370_double_format): Likewise.
17723 (decimal_single_format): Likewise.
17724 (decimal_double_format): Likewise.
17725 (decimal_quad_format): Likewise.
17726 (c4x_single_format): Likewise.
17727 (c4x_extended_format): Likewise.
17728 (real_internal_format): Likewise.
17729 (coldfire_single_format): New real_format.
17730 (coldfire_double_format): Likewise.
17731 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17732 canonical_nan_lsbs_set.
17733 (pdp11_d_format): Likewise.
17734 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17735 if TARGET_COLDFIRE_CPU.
17737 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17739 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17740 (output_call, m68k_legitimize_call_address): Declare.
17741 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17742 parenthesees. Add support for a 'W' constraint.
17743 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17744 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17745 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17746 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17748 (override_options): Initialize them. Do not set flag_no_function_cse
17749 for TARGET_ID_SHARED_LIBRARY.
17750 (m68k_output_pic_call): Delete.
17751 (m68k_legitimize_call_address): New function.
17752 (print_operand): Remove the %o prefix. Handle the %p prefix.
17753 (output_call): New function.
17754 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17755 target address from the GOT if symbolic jumps are not allowed.
17756 * config/m68k/m68k.md (call, general_operand): Do not set
17757 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17758 Merge separate flag_pic and !flag_pic define_insns into...
17759 (*call, *call_value): ...these new patterns. Match the address
17760 rather than the containing MEM and require it to be a call_operand.
17761 Use output_call to generate the asm template.
17762 * config/m68k/predicates.md (const_call_operand): New predicate.
17763 (call_operand): Likewise.
17765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17767 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17768 (STACK_GROWS_DOWNWARD): Define to 1.
17769 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17770 comments, emphasizing that these values are only defaults.
17771 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17772 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17776 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17778 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17779 Richard Sandiford <richard@codesourcery.com>
17781 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17782 (FP_REGNO_P): New macros.
17783 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17784 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17785 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17786 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17788 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17790 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17791 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17793 * config/m68k/t-floatlib: New file, extracting common code from...
17794 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17795 * config/m68k/t-uclinux: Here.
17796 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17797 routines on ColdFire targets.
17799 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17801 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17802 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17803 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17804 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17805 explicitly set MOTOROLA to 1.
17806 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17808 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17809 Nathan Sidwell <nathan@codesourcery.com>
17811 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17812 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17813 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17814 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17815 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17816 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17817 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17818 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17819 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17820 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17821 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17822 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17823 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17824 (DBX_REGISTER_NUMBER): Delete.
17825 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17826 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17827 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17829 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17831 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17832 * config/flat.h: New file.
17833 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17834 OBJECT_FORMAT_FLAT.
17835 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17836 indirect references for -msep-data or -mid-shared-library.
17837 Do not use PC-relative code addresses either.
17838 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17840 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17841 for shared libraries and crt1.o for executables. Use crti.o and
17843 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17844 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17845 Do not add -elf2flt or -shared-lib-id options here.
17846 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17847 Pass -shared-lib-id if -mid-shared-library, taking the library
17848 identifier from -mshared-library-id if given, otherwise
17850 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17851 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17852 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17853 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17854 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17855 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17857 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17858 jump sequence for ISA A and ISA A+.
17859 (PICJUMP): Likewise.
17861 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17863 * config.gcc (m68k-*-uclinux*): Base the port on the common
17864 and m68k GNU/Linux files rather than on the generic ELF ones.
17865 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17866 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17868 2007-01-18 Julian Brown <julian@codesourcery.com>
17869 Richard Sandiford <richard@codesourcery.com>
17871 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17872 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17873 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17875 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17876 80 unconditionally.
17877 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17879 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17881 * doc/install.texi: Document m68k-uclinuxoldabi.
17882 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17883 * config/m68k/uclinux-oldabi.h: New file, copied from
17884 config/m68k/uclinux.h.
17886 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17888 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17889 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17890 (m32r_compute_frame_size): Use unsigned for regno.
17891 (m32r_reload_lr): Use gen_frame_mem.
17893 (m32r_output_function_epilogue): Don't output the function epilogue
17895 (m32r_expand_epilogue): New.
17896 (direct_return): Return false if the function has the interrupt
17898 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17899 * config/m32r/m32r.md (epilogue): New expander.
17900 (return_lr, return_rte): New insns.
17901 (return): Make it expander.
17902 (return_normal): New expander.
17904 2007-01-18 Josh Conner <jconner@apple.com>
17907 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17908 support for UNLE, UNLT, UNGE, and UNGT.
17910 2007-01-18 Jan Hubicka <jh@suse.cz>
17912 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17913 * tree-tailcall (add_virtual_phis): Likewise.
17914 (optimize_tail_call): Return TODOs.
17915 (execute_tail_calls): Return TODOs.
17916 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17917 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17919 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17920 Cleanup cfg using TODO.
17921 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17922 * passes.c (execute_function_todo): When cleanup did something, remove
17924 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17925 (make_edges): Don't cleanup_cfg.
17927 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17929 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17930 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17931 operate on the top of stack.
17932 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17933 register handling of instructions that output to the second
17935 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17936 (move_for_stack_reg): Special-case check for dead destination
17937 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17939 * config/i386/i386.md (UNSPEC_TAN): New constant.
17940 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17941 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17942 to correctly model move of constant 1.0 to top stack slot.
17943 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17944 (unnamed peephole2 pattern): Remove corresponding peephole2
17945 pattern that optimizes tan insn and loading of constant 1.0.
17946 (tanxf2): Use fptanxf4_i387.
17947 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17948 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17949 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17950 disable patterns for SSE math.
17951 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17952 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17954 2007-01-18 Dirk Mueller <dmueller@suse.de>
17955 Richard Guenther <rguenther@suse.de>
17958 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17959 * common.opt (Warray-bounds): Add new warning option.
17960 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17962 * Makefile.in: make tree-vrp.o depend on toplev.h
17963 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17965 (check_array_refs, check_array_bounds, check_array_ref): New.
17967 2007-01-18 Jan Hubicka <jh@suse.cz>
17969 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17970 (execute_ssa_ccp): Return flags conditionally.
17971 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17973 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17975 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17977 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17978 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17980 * Makefile.c (GTFILES): Add cfglayout.h.
17981 * gengtype.c (open_base_files): Likewise.
17982 * cfglayout.c (cfg_layout_function_footer,
17983 cfg_layout_function_header) Reindent to make gengtype happy.
17984 * cfglayout.h (cfg_layout_function_footer,
17985 cfg_layout_function_header): Add GTY(()) marker.
17987 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17989 2007-01-18 Ben Elliston <bje@au.ibm.com>
17991 * genautomata.c (write_automata): Include xstrerror output in the
17992 error message if writing the DFA description file fails.
17994 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17996 * config/mips/mips-protos.h (mips_output_external): Make it
17998 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17999 * config/mips/mips.c (irix_output_external_libcall): Likewise.
18000 (extern_list): Likewise.
18001 (extern_head): Likewise.
18002 (TARGET_ASM_FILE_END): Likewise.
18003 (mips_file_end): Likewise.
18004 (mips_output_external): Rewritten.
18006 2007-01-18 Ben Elliston <bje@au.ibm.com>
18008 * genpreds.c (write_insn_preds_c): Only write out the function
18009 body for regclass_for_constraint if we have register constraints.
18011 2007-01-17 Tom Tromey <tromey@redhat.com>
18013 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
18014 * doc/install.texi (Testing): Use sourceware.org.
18015 (Binaries): Likewise.
18016 (Specific): Likewise.
18017 * doc/contrib.texi (Contributors): Use sourceware.org.
18019 2007-01-17 Anatoly Sokolov <aesok@post.ru>
18021 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
18022 (AVR_ENHANCED): Rename to ...
18023 (AVR_HAVE_MUL): ... new.
18024 (avr_enhanced_p): Rename to ...
18025 (avr_have_mul_p): ... new.
18026 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
18027 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
18028 * config/avr/avr.c (avr_enhanced_p): Rename to ...
18029 (avr_have_mul_p): ... new.
18030 (base_arch_s): Rename 'enhanced' to 'have_mul'.
18031 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
18032 'avr_enhanced_p' and 'enhanced'.
18033 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
18034 AVR_HAVE_MUL instead of AVR_ENHANCED.
18035 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18036 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
18037 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
18038 instead of AVR_ENHANCED.
18039 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
18040 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
18041 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
18043 2007-01-17 Ian Lance Taylor <iant@google.com>
18045 * vec.h (VEC_reserve_exact): Define.
18046 (vec_gc_p_reserve_exact): Declare.
18047 (vec_gc_o_reserve_exact): Declare.
18048 (vec_heap_p_reserve_exact): Declare.
18049 (vec_heap_o_reserve_exact): Declare.
18050 (VEC_OP (T,A,reserve_exact)): New static inline function, three
18052 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
18053 negative parameter.
18054 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
18055 (VEC_OP (T,A,copy)) [all versions]: Likewise.
18056 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
18057 * vec.c (calculate_allocation): Add exact parameter. Change all
18059 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
18060 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
18061 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
18062 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
18063 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
18064 (vec_heap_p_reserve_exact): New function.
18065 (vec_heap_o_reserve_exact): New function.
18067 2007-01-17 Jan Hubicka <jh@suse.cz>
18069 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
18071 2007-01-17 Eric Christopher <echristo@apple.com>
18073 * config.gcc: Support core2 processor.
18075 2007-01-16 Jan Hubicka <jh@suse.cz>
18077 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
18078 the names, just unlink the chain so we don't crash on dangling
18082 2007-01-16 Jan Hubicka <jh@suse.cz>
18084 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
18085 * tree-pass.h: Reorder to make IPA passes appear toegher.
18086 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
18088 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
18089 parameters, do not call early inliner.
18090 * ipa-inline.c: Update comments. Include tree-flow.h
18091 (cgraph_decide_inlining): Do not compute inlining parameters.
18092 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
18093 be called with function context set up.
18094 (pass_ipa_inline): Remove unreachable functions before pass.
18095 (cgraph_early_inlining): Simplify assuming to be called from the
18097 (pass_early_inline): New pass.
18098 (cgraph_gate_ipa_early_inlining): New gate.
18099 (pass_ipa_early_inline): Turn into simple wrapper.
18100 (compute_inline_parameters): New function.
18101 (gate_inline_passes): New gate.
18102 (pass_inline_parameters): New pass.
18103 (apply_inline): Move here from tree-optimize.c
18104 (pass_apply_inline): New pass.
18105 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
18107 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
18108 doing them by hand.
18109 (tree_function_versioning): Do not allocate dummy struct function.
18110 * tree-inline.h (optimize_inline_calls): Update prototype.
18111 * tree-optimize.c (execute_fixup_cfg): Export.
18112 (pass_fixup_cfg): Remove
18113 (tree_rest_of_compilation): Do not apply inlines.
18114 * tree-flow.h (execute_fixup_cfg): Declare.
18115 * Makefile.in (gt-passes.c): New.
18116 * passes.c: Include gt-passes.h
18117 (init_optimization_passes): New passes.
18118 (nnodes, order): New static vars.
18119 (do_per_function_toporder): New function.
18120 (execute_one_pass): Dump current pass here.
18121 (execute_ipa_pass_list): Don't dump current pass here.
18123 2007-01-16 Janis Johnson <janis187@us.ibm.com>
18125 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
18126 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
18128 2007-01-16 David Edelsohn <edelsohn@gnu.org>
18130 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
18131 (strong_alias): Define.
18132 (__gcc_qmul): Provide non-FMA for soft-float.
18133 (__gcc_qdiv): Same.
18138 (__gcc_qunord): New.
18148 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
18149 soft-float functions.
18150 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
18151 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
18152 about long double soft float.
18154 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
18155 Tehila Meyzels <tehila@il.ibm.com>
18157 * tree-vectorizer.h (is_pattern_stmt_p): New.
18158 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
18159 formatting (tabs instead of spaces). Cleanup and clarify setting
18160 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
18161 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
18162 (vectorizable_type_demotion): Check that types are integral.
18163 (vectorizable_type_promotion): Likewise.
18164 (vectorizable_store): Fix typo. Eliminate new-line at end of
18167 2007-01-16 Jan Hubicka <jh@suse.cz>
18169 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
18172 2007-01-15 Eric Christopher <echristo@apple.com>
18174 * ifcvt.c: Include vec.h, vecprim.h.
18175 (check_cond_move_block): New argument regs.
18176 Reorganize. Add registers used to regs.
18177 (cond_move_process_if_block): Use regs set above as
18180 2007-01-15 Eric Christopher <echristo@apple.com>
18182 * config/darwin.h: Update copyright.
18183 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
18184 (LINK_COMMAND_SPEC): Add -u.
18185 (LINK_SPEC): Fix umbrella for above.
18187 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
18189 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
18192 2007-01-15 Tom Tromey <tromey@redhat.com>
18194 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
18195 * doc/install.texi (Testing): Don't mention jacks.
18196 (Configuration): Document --enable-java-maintainer-mode. Move
18197 --with-java-home to libgcj-specific section. Document
18199 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
18201 2007-01-15 Jan Hubicka <jh@suse.cz>
18203 * tree-ssa-dce.c (DCE_TODOs): New.
18204 (propagate_necessity): Return if something changed.
18205 (eliminate_unnecessary_stmts): Likewise.
18206 (perform_tree_ssa_dce): Return TODO flags when needed.
18207 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
18209 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
18211 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
18212 (fyl2x_extend<mode>xf3_i387): New insn pattern.
18213 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
18214 patterns using X87MODEF12 mode macro. Extend operand 1
18215 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
18216 (log10<mode>2): Ditto.
18217 (log2<mode>2): Ditto.
18218 (log1p<mode>2): Ditto.
18219 (logb<mode>2): Ditto.
18220 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
18221 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
18222 (*fxtractxf3_i387): Rename from *fxtractxf3.
18223 (fxtract_extend<mode>xf3_i387): New insn pattern.
18224 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18225 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
18226 and gen_fyl2xxf3_i387().
18228 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
18230 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
18231 * cfgloopmanip.c (fix_loop_placement): Made static. Use
18232 get_loop_exit_edges. Changed return type to bool.
18233 * cfgloop.h (fix_loop_placement): Declaration removed.
18235 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
18237 * param.h (MIN_VECT_LOOP_BOUND): New.
18238 * params.def (MIN_VECT_LOOP_BOUND): New.
18239 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
18240 argument - minimum threshold for number of iterations.
18241 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
18242 argument to declaration.
18243 * tree-vect-analyze.c (vect_analyze_operations): Check value of
18244 MIN_VECT_LOOP_BOUND.
18245 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
18246 slpeel_tree_peel_loop_to_edge with additional argument.
18247 (vect_do_peeling_for_alignment): Likewise.
18248 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
18250 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
18253 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
18254 operands of size 1.
18256 2007-01-14 Jan Hubicka <jh@suse.cz>
18258 * tree-dfa.c (remove_referenced_var): New function.
18259 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
18260 prune referenced vars list too.
18261 * tree-flow.h (remove_referenced_var): Declare.
18263 2007-01-14 Jan Hubicka <jh@suse.cz>
18265 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
18267 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
18268 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
18269 * except.h (verify_eh_throw_table_statements): Kill prototype.
18270 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
18271 into call exrepssions.
18272 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
18274 * tree-cfg.c: Include pointer-set.h.
18275 (verify_node_sharing): Work on pointer set.
18276 (verify_eh_throw_stmt_node): New.
18277 (verify_stmts): Use pointers sets, verify throw_stmt.
18279 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18281 * ipa-reference.c (analyze_function): Consider also addresses taken
18284 2007-01-12 Roger Sayle <roger@eyesopen.com>
18286 * c-typeck.c (null_pointer_constant_p): Replace use of
18287 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18288 (build_c_cast): Likewise.
18290 2007-01-12 Roger Sayle <roger@eyesopen.com>
18292 * tree.h (force_fit_type_double): Remove unused final argument.
18293 * c-common.c (constant_expression_warning): Replace use of
18294 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18295 (convert_and_check): Likewise.
18296 (shorten_compare): Update call to force_fit_type_double.
18297 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18298 * convert.c (convert_to_pointer): Update call to
18299 force_fit_type_double.
18300 * fold-const.c (force_fit_type_double): Remove overflowed_const
18302 (int_const_binop, fold_convert_const_int_from_int,
18303 fold_convert_const_int_from_real, fold_div_compare,
18304 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18305 fold_abs_const, fold_not_const): Remove the final argument from
18306 calls to force_fit_type_double.
18308 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18310 * configure.ac: Set insn to "nop" for spu-*-* also.
18311 * configure: Regenerate.
18313 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18315 * builtins.def : Add BUILT_IN_FREE.
18317 2007-01-12 Jan Hubicka <jh@suse.cz>
18319 PR tree-optimization/30443
18320 * tree-inline.c (tree_function_versioning): Do not optimize when
18321 cloning for inlining.
18323 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18325 * doc/loop.texi: Document recording of loop exits.
18326 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18327 (update_single_exits_after_duplication,
18328 update_single_exit_for_duplicated_loop,
18329 update_single_exit_for_duplicated_loops): Removed.
18330 (duplicate_loop_to_header_edge): Do not call
18331 update_single_exits_after_duplication and
18332 update_single_exit_for_duplicated_loops.
18333 (loop_version): Do not update single_exit information.
18334 (fix_loop_structure): Use record_loop_exits instead of
18335 mark_single_exit_loops.
18336 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18337 the lists of loop exits.
18338 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18339 split_edge, merge_blocks): Update the lists of loop exits.
18340 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18341 loop_optimizer_init.
18342 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18343 of mark_single_exit_loops.
18344 (loop_optimizer_finalize): Call release_recorded_exits.
18345 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18346 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18347 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18348 update single exit information.
18349 * lambda-code.c (perfect_nestify): Ditto.
18350 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18351 (mark_single_exit_loops): Removed.
18352 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18353 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18354 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18356 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18357 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18358 (verify_loop_structure): Verify consistency of the exit lists.
18359 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18360 (set_single_exit): Removed.
18361 * cfgloop.h (struct loop_exit): New function.
18362 (struct loop): single_exit_ field replaced by exits field.
18363 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18364 LOOPS_HAVE_RECORDED_EXITS.
18365 (struct loops): Added exits hash.
18366 (mark_single_exit_loops, set_single_exit): Declaration removed.
18367 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18369 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18371 * doc/invoke.texi: Avoid use of @headitem.
18373 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18375 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18377 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18379 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18382 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18383 Richard Sandiford <richard@codesourcery.com>
18385 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18386 * config/m68k/m68k.opt: Resort options.
18387 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18389 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18390 Richard Sandiford <richard@codesourcery.com>
18392 * doc/invoke.texi: Document the macros that are defined by
18393 m68k's -mtune and -mhard-float options.
18394 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18395 (m68k_cpp_cpu_family): Likewise.
18396 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18397 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18398 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18399 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18400 (m68k_cpp_cpu_family): Likewise.
18402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18405 macros besides mc68000 as tuning macros. Use a switch statement
18406 to set them and mcpu32.
18408 2007-01-12 Julian Brown <julian@codesourcery.com>
18410 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18411 (TARGET_68040_ONLY): Rename to...
18412 (TARGET_68040): ...this.
18413 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18414 * config/m68k/m68k.md: Likewise.
18416 2007-01-12 Julian Brown <julian@codesourcery.com>
18417 Nathan Sidwell <nathan@codesourcery.com>
18418 Richard Sandiford <richard@codesourcery.com>
18420 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18421 the -mcpu= argument associated with the --with-cpu setting.
18422 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18423 if different from the one implied by the -mcpu setting.
18424 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18425 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18426 * doc/invoke.texi: Mention ColdFire in the introduction to the
18427 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18428 -mno-div and -mhard-float options. Make -m68881 a synonym for
18429 -mhard-float. Document the previously-undocumented -m5206e,
18430 -m528x, -m5307 and -m5407 options. Tweak the existing option
18431 documentation for consistency.
18432 * doc/install.texi: Mention new --with-cpu arguments.
18433 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18434 default CPU if neither -mcpu nor -march are specified.
18435 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18436 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18437 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18438 using m68k_tune to decide between families that implement the
18439 same ISA. Use m68k_tune to set __mcfv4e__.
18440 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18441 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18442 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18443 (FL_ISA_C, FL_ISA_MMU): New macros.
18444 (MASK_COLDFIRE): Delete.
18445 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18446 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18447 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18448 (TARGET_HARD_FLOAT): Do not define here.
18449 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18450 (TUNE_68000): New macro.
18451 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18452 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18453 (TUNE_CFV2): Redefine in terms of m68k_tune.
18454 (uarch_type, target_device, fpu_type): New enums.
18455 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18456 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18457 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18458 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18459 (FL_FOR_isa_c): New macros.
18460 (m68k_isa): New enum.
18461 (m68k_target_selection): New structure.
18462 (all_devices, all_isas, all_microarchs): New tables.
18463 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18464 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18465 (MASK_ALL_CPU_BITS): Delete.
18466 (m68k_find_selection): New function.
18467 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18468 Map the legacy target options to a combination of the new ones.
18469 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18470 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18471 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18473 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18474 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18476 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18477 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18478 * config/m68k/m68k-devices.def: New file.
18480 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18481 Nathan Sidwell <nathan@codesourcery.com>
18483 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18484 (SUBTARGET_EXTRA_SPECS): New macros.
18485 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18486 use %(asm_cpu_spec) instead.
18487 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18488 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18489 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18490 (EXTRA_SPECS): Rename to...
18491 (SUBTARGET_EXTRA_SPECS): ...this.
18493 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18494 Richard Sandiford <richard@codesourcery.com>
18495 Julian Brown <julian@codesourcery.com>
18497 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18498 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18499 to the configuration's default CPU.
18500 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18501 Remove default masks.
18502 (m680[012]0-*-*): Set the default with_cpu to the first part of
18504 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18505 (m68k*-*-linux): Extend the --with-cpu handling to...
18506 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18507 and m68010. Don't set target_cpu_default2.
18508 * doc/install.texi: Document --with-cpu for m68k.
18509 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18510 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18511 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18512 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18513 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18514 (ASM_SPEC): Remove use of %(asm_cpu_default).
18515 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18516 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18517 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18518 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18519 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18520 (TARGET_DEFAULT): Delete.
18521 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18522 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18523 (CPP_CPU_SPEC): Delete.
18524 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18525 the appropriate string.
18526 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18527 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18528 (ASM_SPEC): Don't use %(asm_default_spec).
18529 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18530 TARGET_DEFAULT and add MASK_68881.
18531 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18533 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18535 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18536 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18537 MASK_68010 alongside MASK_68020.
18538 * doc/invoke.texi: Document -m68010.
18539 * config/m68k/m68k.opt (m68010): New.
18540 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18542 (TUNE_68010): New macro.
18543 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18544 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18545 (M68K_CPU_m68332): Add MASK_68010.
18546 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18547 fallback definition.
18548 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18550 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18551 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18552 to all entries that use MASK_68020.
18553 (output_move_simode_const, output_move_himode, output_move_qimode)
18554 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18555 instead of TARGET_68020 to select clr behavior. Remove comment
18556 about there being no TARGET_68010.
18557 * config/m68k/m68k.md: Likewise throughout.
18559 2007-01-12 Julian Brown <julian@codesourcery.com>
18561 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18562 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18563 * config/m68k/m68k.md: Likewise.
18565 2007-01-12 Julian Brown <julian@codesourcery.com>
18567 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18568 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18570 2007-01-12 Julian Brown <julian@codesourcery.com>
18572 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18573 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18574 * config/m68k/m68k.md: Likewise.
18576 2007-01-12 Julian Brown <julian@codesourcery.com>
18577 Richard Sandiford <richard@codesourcery.com>
18579 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18580 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18581 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18583 (TARGET_CPU32): Rename to...
18584 (TUNE_CPU32): ...this.
18585 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18586 (TUNE_CFV2): New macros.
18587 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18588 remove conditions that are implied by TARGET_68020.
18589 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18590 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18591 (m68k_output_function_epilogue): Likewise.
18592 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18593 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18594 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18595 non-68000 timings. Refactor multiplication and division costs.
18596 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18597 TUNE_CPU32 instead of TARGET_CPU32.
18598 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18599 and TUNE_68060 instead of TARGET_68060.
18600 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18601 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18603 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18604 && !TARGET_COLDFIRE" to choose between moveq and clr.
18605 Likewise in the unnamed movsf pattern.
18606 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18607 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18610 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18612 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18613 of tabbing before backslashes.
18615 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18617 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18618 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18619 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18621 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18623 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18624 find_interesting_uses_cond.
18625 (find_interesting_uses_cond): Use extract_cond_operands.
18626 (rewrite_use_compare): Use extract_cond_operands and
18627 force_gimple_operand_bsi. Do not call update_stmt.
18628 (determine_use_iv_cost_condition): Use extract_cond_operands.
18629 Return cheaper of using original bound and changing the exit bound.
18631 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18633 PR tree-optimization/29516
18634 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18635 most_expensive_mult_to_index, addr_to_parts,
18636 create_mem_ref, maybe_fold_tmr): Make the type of
18637 fields of TARGET_MEM_REF sizetype.
18638 (move_fixed_address_to_symbol, move_pointer_to_base):
18640 * tree.def (TARGET_MEM_REF): Add comment on types of
18643 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18645 * c-common.c (vector_types_convertible_p): Treat opaque types as
18646 always convertible if they have the same size, but not otherwise.
18648 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18650 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18651 Remove the b_unconditional field.
18652 (noce_try_sign_mask): Do not look at b_unconditional.
18653 (noce_process_if_block): Do not use merge_if_blocks. Update
18654 the CFG here. Do not set b_unconditional.
18655 (cond_move_process_if_block): Likewise.
18656 (find_cond_trap): Likewise.
18657 (check_cond_move_block): Require simple jump insns at the end
18658 of the basic block.
18660 2007-01-11 Jan Hubicka <jh@suse.cz>
18662 PR tree-optimization/1046
18663 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18664 when alias info is not ready.
18665 (pass_tail_recursion): Do not require aliasing.
18666 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18667 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18668 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18669 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18670 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18671 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18672 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18674 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18675 When aliasing is not build, mark statement as volatile.
18677 2007-01-11 Tom Tromey <tromey@redhat.com>
18679 PR preprocessor/15185, PR preprocessor/20989:
18680 * doc/cppopts.texi <-MT>: Update description of algorithm for
18681 computing default target.
18682 <-M, -MD>: Reword "basename" text.
18684 2007-01-11 Roger Sayle <roger@eyesopen.com>
18686 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18687 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18688 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18689 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18690 fold_builtin_bswap, real_constp, fold_builtin_pow,
18691 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18692 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18693 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18694 * convert.c (convert_to_pointer): Likewise.
18695 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18696 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18697 const_binop, fold_convert_const_int_from_int,
18698 fold_convert_const_int_from_real,
18699 fold_convert_const_real_from_real, sign_bit_p,
18700 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18701 fold_sign_changed_comparison, fold_unary, fold_comparison,
18702 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18703 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18704 * print-tree.c (print_node_brief, print_node): Likewise.
18705 * stor-layout.c (place_field, layout_type): Likewise.
18706 * tree-chrec.c (keep_cast): Likewise.
18707 * tree.c (build_vector, build_real, build_real_from_int_cst,
18708 build_complex): Likewise.
18710 2007-01-11 Roger Sayle <roger@eyesopen.com>
18712 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18713 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18715 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18717 * configure.ac (strict1_warn): Rename to strict_warn.
18718 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18719 cc_set_by_configure, quoted_cc_set_by_configure,
18720 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18721 all_boot_languages, all_stagestuff): Remove.
18722 (target_list): Remove bootstrap targets.
18723 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18724 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18725 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18726 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18727 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18728 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18729 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18730 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18731 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18732 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18733 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18734 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18735 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18736 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18737 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18738 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18739 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18740 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18741 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18742 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18743 (mostlyclean): Adjust.
18744 (clean, distclean): Don't mention bootstrap stuff.
18745 * configure: Regenerate.
18746 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18747 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18748 treelang/config-lang.in (stagestuff): Remove.
18749 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18750 stageprofile, stagefeedback, stagestuff): Remove mention.
18752 2007-01-11 Nick Clifton <nickc@redhat.com>
18754 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18756 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18757 (mcore_arith_K_S_operand): Run the test for the S constraint not
18758 the test for the M constraint.
18759 (mcore_addsub_operand): Do not accept integer values that are
18760 larger than 32 bits.
18761 * config/mcore/mcore.md: Remove unused constraints from split.
18762 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18763 (addsi3): Likewise.
18764 (allocate_stack): Likewise.
18765 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18766 operands to 32 bits.
18767 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18769 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18770 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18771 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18772 mcore_output_bclri, mcore_output_andn, output_inline_const,
18773 mcore_output_move, mcore_output_movedouble): Likewise.
18774 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18775 (output_inline_const): Likewise.
18776 (output_inline_const): Fix format strings used in sprintf
18778 * config/mcore/mcore-protos.h: Update prototypes for changed
18779 functions in mcore.c.
18780 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18781 HOST_WIDE_INT and not int.
18782 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18783 CONST_OK_FOR_N): Likewise.
18784 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18785 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18788 2007-01-10 Jan Hubicka <jh@suse.cz>
18790 * tree-vrp.c (remove_range_assertions): Release defs.
18791 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18792 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18794 2007-01-10 Paul Brook <paul@codesourcery.com>
18796 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18797 * config/arm/arm.md (mulsi3subsi): New insn.
18799 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18801 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18802 (tree_transform_and_unroll_loop): New.
18803 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18806 2007-01-10 Robert Kennedy <jimbob@google.com>
18808 * fold-const.c (fold_comparison): Fold comparisons like (x *
18809 1000 < 0) to (x < 0).
18811 2007-01-10 Ian Lance Taylor <iant@google.com>
18813 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18814 operands have the same priority.
18816 2007-01-10 Tom Tromey <tromey@redhat.com>
18818 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18819 (fold_binary): Likewise.
18820 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18821 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18822 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18823 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18824 * langhooks.h (struct lang_hooks): Removed field
18825 'can_use_bit_fields_p'.
18827 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18829 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18831 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18833 * function.c (get_last_funcdef_no): New function.
18834 * function.h (get_last_funcdef_no): Declare.
18835 * tree-inline.c (initialize_cfun): Add initialization.
18836 (tree_function_versioning): Cleanup.
18838 2007-01-10 Jan Hubicka <jh@suse.cz>
18840 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18843 2007-01-10 Sa Liu <saliu@de.ibm.com>
18844 Ben Elliston <bje@au.ibm.com>
18846 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18847 for SAVE_NONLOCAL and Pmode for any other save level.
18848 * spu-protos.h (spu_restore_stack_block): Declare.
18849 * spu.md (save_stack_block): Remove.
18850 (restore_stack_block): Call spu_restore_stack_block.
18851 * spu.c (spu_restore_stack_block): New function.
18852 (spu_expand_epilogue): Remove old comment.
18854 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18856 PR tree-optimization/30322
18857 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18858 (cand_value_at): Return the value as aff_tree.
18859 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18860 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18861 aff_combination_mult): New functions.
18862 (aff_combination_add): Use aff_combination_add_cst.
18863 (aff_combination_convert): Allow conversions to a wider type.
18864 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18865 * tree-affine.h (aff_combination_mult): Declare.
18867 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18869 * doc/tm.texi: Update documentation to reflect reality of exec
18870 and start file search behaviours. Update copyright year.
18871 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18872 header file directories.
18874 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18876 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18877 (*cosxf2): Rename to cosxf2_i387.
18878 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18879 using X87MODEF12 mode macro. Rename patterns to
18880 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18882 (*cosdf2, *cossf2): Ditto.
18883 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18884 to match extended input operands.
18885 (sincos<mode>3): New expander.
18886 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18887 insn patterns and corresponding splitters.
18889 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18891 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18892 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18894 2007-01-09 Nicolas Pitre <nico@cam.org>
18897 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18899 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18901 * target.h (struct gcc_target): New field library_rtti_comdat.
18902 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18903 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18904 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18905 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18907 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18909 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18911 2007-01-08 Richard Guenther <rguenther@suse.de>
18913 * tree.h (force_fit_type_double): Export.
18914 (force_fit_type): Remove.
18915 * fold-const.c (force_fit_type_double): New function.
18916 (force_fit_type): Remove.
18917 (int_const_binop): Use it.
18918 (fold_convert_const_int_from_int): Likewise.
18919 (fold_convert_const_int_from_real): Likewise.
18920 (fold_div_compare): Likewise.
18921 (fold_sign_changed_comparison): Likewise.
18922 (fold_unary): Likewise.
18923 (fold_negate_const): Likewise.
18924 (fold_abs_const): Likewise.
18925 (fold_not_const): Likewise.
18926 * c-common.c (shorten_compare): Use force_fit_type_double.
18927 * convert.c (convert_to_pointer): Likewise.
18929 2007-01-08 Richard Guenther <rguenther@suse.de>
18931 * tree.h (build_int_cst_wide_type): Export.
18932 * tree.c (build_int_cst_wide_type): New function.
18933 (build_int_cst_wide): Fix comment.
18934 * builtins.c (fold_builtin_object_size): Use build_int_cst
18935 to build -1 or 0 of the correct type. Use fit_double_type
18936 to check for overflow.
18937 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18939 (decode_field_reference): Likewise.
18940 (all_ones_mask_p): Likewise.
18941 (native_interpret_int): Use build_int_cst_wide_type.
18942 (fold_binary): Use build_int_cst_type to build an all-ones
18944 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18946 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18948 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18950 2007-01-09 Ben Elliston <bje@au.ibm.com>
18952 * genautomata.c (STATS_OPTION): New option.
18953 (stats_flag): New flag.
18954 (gen_automata_option): Handle it.
18955 (initiate_automaton_gen): Ditto.
18956 (write_automata): Output statistics only if stats_flag is
18957 set. Likewise, output time statistics only if time_flag is set.
18958 * doc/md.texi (Processor pipeline description): Document new flag.
18960 2007-01-08 Richard Guenther <rguenther@suse.de>
18962 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18963 * tree.c (build_int_cst_type): Likewise.
18964 (size_in_bytes): Don't call force_fit_type on the result.
18965 (int_fits_type_p): Use fit_double_type.
18966 * fold-const.c (fit_double_type): New function.
18967 (force_fit_type): Use it.
18968 * tree.h (fit_double_type): Export.
18970 2007-01-08 Jan Hubicka <jh@suse.cz>
18972 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18973 * ipa.c (function_and_variable_visibility): Fix return type.
18975 2007-01-08 Richard Guenther <rguenther@suse.de>
18977 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18978 of offset to build the index.
18979 * tree-pretty-print.c (dump_generic_node): Don't build negated
18980 const just for printing.
18981 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18982 * builtins.c (fold_builtin_int_roundingfn): Check if result
18983 fits the type by using force_fit_type and comparing the result.
18984 * predict.c (predict_loops): Use compare_tree_int for comparison.
18985 * tree.c (build_int_cst): Fall back to integer_type_node for
18987 (build_int_cst_wide): Assert type is non-null.
18989 2007-01-08 Roberto Costa <roberto.costa@st.com>
18991 * tree-vrp.c (extract_range_from_cond_expr): New.
18992 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18993 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18995 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18996 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18997 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18998 used as expressions.
18999 * tree-object-size.c (cond_expr_object_size): New.
19000 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
19002 2007-01-08 Jan Hubicka <jh@suse.cz>
19004 * tree-ssa-forwprop.c (forward_propagate_into_cond,
19005 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
19008 2007-01-08 Richard Guenther <rguenther@suse.de>
19010 PR tree-optimization/23603
19011 * tree-vrp.c (set_value_range_to_truthvalue): New function.
19012 (extract_range_from_binary): Fall back to truthvalue instead of
19013 varying for TRUTH_*_EXPR.
19014 (extract_range_from_comparison): Fall back to truthvalue instead of
19016 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
19017 if all visited PHI values were constant.
19019 2007-01-08 Jan Hubicka <jh@suse.cz>
19021 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
19022 (cgraph_analyze_function): break out from ...
19023 (cgraph_finalize_compilation_unit): ... here.
19024 (cgraph_expand_function): Remove forgoten commented out line.
19025 (cgraph_optimize): Analyze functions.
19027 2007-01-08 Jan Hubicka <jh@suse.cz>
19029 * tree-pas.h (TODO_remove_function): New flag.
19030 (TODO_update*): Renumber.
19031 (pass_ipa_increase_alignment,
19032 pass_ipa_function_and_variable_visibility): New passes.
19033 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
19034 (cgraph_function_and_variable_visibility): Move to ipa.c
19035 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
19036 cgraph_increase_alignment.
19037 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
19038 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
19039 calling tree-inline.
19040 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
19041 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
19042 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
19043 (gate_increase_alignment): New function.
19044 (pass_ipa_increase_alignment): New pass.
19045 * ipa.c: Inline tree-pass.h and timevar.h
19046 (function_and_variable_visibility): Move here from cgraphunit.c
19047 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
19048 * passes.c (init_optimization_passes): Add the two new passes.
19049 (execute_todo): Handle cgraph_remove_functions.
19051 2007-01-08 Nick Clifton <nickc@redhat.com>
19053 * config/frv/predicates.md (reg_or_0_operand): Accept
19056 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
19058 * config/bfin/rtems.h, config/bfin/t-rtems: New.
19059 * config.gcc: Add bfin*-rtems*.
19061 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19063 * c.opt: Add -flax-vector-conversions.
19064 * c-typeck.c (convert_for_assignment): Pass flag to
19065 vector_types_convertible_p to allow emission of note.
19066 (digest_init): Likewise.
19067 * c-opts.c: Handle -flax-vector-conversions.
19068 * c-common.c (flag_lax_vector_conversions): New.
19069 (vector_types_convertible_p): Unless -flax-vector conversions
19070 has been passed, disallow conversions between vectors with
19071 differing numbers of subparts and/or element types. If such
19072 a conversion is disallowed, possibly emit a note on the first
19073 occasion only to inform the user of -flax-vector-conversions.
19074 The new last argument specifies this.
19075 * c-common.h (flag_lax_vector_conversions): New.
19076 (vector_types_convertible_p): Add extra argument.
19077 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
19078 char_type_node for V*QI type vectors.
19079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
19080 Update to satisfy new typechecking rules.
19081 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
19082 C and C++ variants.
19083 * doc/invoke.texi (C Dialect Options): Document
19084 -flax-vector-conversions.
19086 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
19088 PR tree-optimization/29877
19089 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
19090 a register variable on the RHS to not be replaceable.
19092 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
19093 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
19094 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
19095 const_simm15, const_pow2, const_npow2): Added.
19096 * config/score/misc.md (insv, extv, extzv, movmemsi,
19097 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
19098 * config/score/score.c (score_address_cost, score_select_cc_mode):
19100 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
19101 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
19102 Update score_print_operand.
19103 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
19104 Adjust register allocate order and update some macro define.
19105 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
19106 mdx_block_move_straight, mdx_block_move_loop_head,
19107 mdx_block_move_loop_body, mdx_block_move_loop_foot,
19108 mdx_block_move_loop, mdx_block_move): Added.
19109 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
19110 mdp_limm): Updated and fix some bug and typo.
19111 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
19112 (movsf, movdf, doloop_end): Added.
19114 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
19116 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
19117 config/arm/thumb2.md: Fix comment typos.
19118 * doc/extend.texi: Fix a typo.
19120 2007-01-07 Eric Christopher <echristo@apple.com>
19122 * configure.ac: Check for __stack_chk_fail for darwin.
19123 * configure: Regenerate.
19125 2007-01-07 Richard Guenther <rguenther@suse.de>
19127 * tree-vrp.c (extract_range_from_assert): CSE calls to
19128 compare_values where possible.
19129 (extract_range_from_unary_expr): Likewise.
19131 2007-01-07 Anatoly Sokolov <aesok@post.ru>
19133 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
19134 * config/avr/avr.c (call_insn_operand): Delete function.
19135 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
19136 instead of register number. Use predicates.
19137 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
19138 call_insn_operand): Add.
19140 2007-01-06 Jan Hubicka <jh@suse.cz>
19142 * tree-pass.h (pass_build_cgraph_edges): Declare.
19143 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
19144 (visited_nodes): Remove.
19145 (cgraph_create_edges): Move to cgraphbuild.c; rename to
19146 build_cgrpah_edges; make visited_nodes local.
19147 (cgraph_process_new_functions): DO not call initialize_inline_failed.
19148 (record_references_in_initializer): Move to cgraphbuild.c
19149 (initialize_inline_failed, rebuild_cgraph_edges,
19150 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
19151 (verify_cgraph_node): Make visited_nodes local.
19152 (cgraph_analyze_function): Do not call cgraph_create_edges and
19153 initialize_inline_failed.
19154 (cgraph_expand_function): Do not call cgraph_lower_function;
19155 assert that function is already lowered.
19156 * Makefile.in (cgraphbuild.o): New.
19157 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
19158 at the end of lowering passes.
19160 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
19162 * ifcvt.c (cond_move_convert_if_block): New function, code
19163 factored out from...
19164 (cond_move_process_if_block): ...here. Call the new function
19165 on the THEN and ELSE blocks.
19166 (merge_if_block): Do not copy global_live_at_end, merge_blocks
19167 already takes care of this.
19169 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19172 * tree.h (TREE_OVERFLOW_P): New.
19173 * c-typeck.c (parser_build_unary_op): Warn only if result
19174 overflowed and operands did not.
19175 (parser_build_binary_op): Likewise.
19176 (convert_for_assignment): Remove redundant overflow_warning.
19177 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
19179 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19181 * c-typeck.c (store_init_value): Split over two lines to follow
19182 the GNU coding style.
19184 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
19186 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
19187 __GXX_EXPERIMENTAL_CXX0X__.
19188 * doc/cpp.texi: Same.
19190 2007-01-05 Richard Guenther <rguenther@suse.de>
19192 PR middle-end/27826
19193 * tree.c (get_narrower): Do not construct COMPONENT_REFs
19194 with mismatched types. Instead explicitly build a
19195 conversion NOP_EXPR.
19197 2007-01-05 Ian Lance Taylor <iant@google.com>
19199 * c-common.c (decl_with_nonnull_addr_p): New function.
19200 (c_common_truthvalue_conversion): Call it.
19201 * c-typeck.c (build_binary_op): Likewise.
19202 * c-common.h (decl_with_nonnull_addr_p): Declare.
19204 2007-01-05 Jakub Jelinek <jakub@redhat.com>
19207 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
19210 2007-01-05 Joel Brobecker <brobecker@adacore.com>
19212 * doc/install.texi (Final install): Document the fact that
19213 the GNAT runtime should not be stripped.
19215 2007-01-04 Jan Hubicka <jh@suse.cz>
19217 * tree-inline.c (fold_marked_statements): Update operand caches
19218 and EH after folding
19220 2007-01-04 Ian Lance Taylor <iant@google.com>
19222 * c-common.c (check_function_nonnull): Whitespace fix.
19224 2007-01-04 Jan Hubicka <jh@suse.cz>
19226 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
19227 comitted older version of patch.
19228 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
19229 function, celanup cfg and collect garbage.
19231 2007-01-04 Mike Stump <mrs@apple.com>
19233 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
19236 2007-01-04 Eric Christopher <echristo@apple.com>
19238 * libgcc2.c (__bswapsi2): Use SItype.
19239 (__bswapdi2): Use DItype.
19240 * libgcc2.h: Update for above.
19242 2007-01-04 Paul Brook <paul@codesourcery.com>
19244 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
19245 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
19246 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
19247 umulsidi3, umulsidi3adddi, smulsi3_highpart,
19248 umulsi3_highpart): Make conditional on !arm_arch6.
19249 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
19250 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
19251 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
19252 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
19253 umulsi3_highpart_v6): New insns.
19255 2007-01-04 Roger Sayle <roger@eyesopen.com>
19257 * fold-const.c (fold_convert): When casting an expression to void,
19258 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
19259 have a type. Instead of attempting to build a NOP_EXPR, return
19260 these "special" trees directly.
19262 2007-01-04 Joseph Myers <joseph@codesourcery.com>
19264 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
19265 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
19266 rs6000_cost->fp not 0 as adjustment for outer NEG.
19268 2007-01-04 Jan Hubicka <jh@suse.cz>
19270 * cgraph.c (cgraph_release_function_body): New function.
19271 (cgraph_remove_node): Use it.
19272 * cgraph.h (cgraph_release_function_body): Declare.
19273 * cgraphunit.c (cgraph_expand_function): Use it.
19274 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
19275 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
19276 is initialized and while compilation of other function is running.
19277 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
19278 statement CFG annotations from here to ...
19279 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19281 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19283 * cfgloop.h (enum li_flags): Make the constants powers of two.
19285 2007-01-04 Jan Hubicka <jh@suse.cz>
19287 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19289 (fold_marked_statements): New function.
19290 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19291 * tree-inline.h (copy_body_data): Add statements_to_fold.
19293 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19295 * config.gcc: Mention libgcc/config.host.
19296 * Makefile.in: Update comments mentioning libgcc.
19297 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19298 (all.cross, start.encap, rest.encap, rest.cross): Update
19299 dependencies for libgcc move.
19300 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19301 (clean-target, clean-target-libgcc): Delete.
19302 (srcdirify, GCC_EXTRA_PARTS): New macros.
19303 (libgcc-support, libgcc.mvars): New rules.
19304 (distclean): Remove mention of mklibgcc.
19305 (install): Don't reference INSTALL_LIBGCC.
19306 (install-common): Don't reference EXTRA_PARTS.
19307 (install-libgcc, install-multilib): Delete rules.
19308 * mklibgcc.in: Delete file.
19309 * doc/configfiles.texi: Don't mention mklibgcc.
19311 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19312 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19313 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19314 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19315 (mklibgcc, ldblspecs): Likewise.
19317 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19318 (posixpre.def): Use $(T).
19319 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19320 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19321 (SHLIB_LINK): Make dummy.
19322 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19324 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19326 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19327 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19328 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19329 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19331 * configure.ac (all_outputs): Remove mklibgcc.
19332 * configure: Regenerated.
19334 2007-01-03 Josh Conner <jconner@apple.com>
19336 PR middle-end/29683
19337 * calls.c (compute_argument_addresses): Set stack and stack_slot
19338 for partial args, too.
19339 (store_one_arg): Use locate.size.constant for the size when
19340 generating a save_area.
19342 2007-01-03 Robert Kennedy <jimbob@google.com>
19344 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19345 whose definitions are deleted due to basic block merging.
19347 2007-01-03 Paul Brook <paul@codesourcery.com>
19350 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19352 (use_return_insn): Return 0 for Thumb interrupt functions.
19353 (print_multi_reg): Add rfe argument for IRQ returns.
19354 (arm_output_epilogue): Pop interrupt return address directly into PC.
19355 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19357 2007-01-03 Paul Brook <paul@codesourcery.com>
19359 Merge from sourcerygxx-4_1.
19360 * config/arm/thumb2.md: New file.
19361 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19363 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19364 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19365 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19366 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19368 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19369 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19371 * config/arm/ieee754-sf.S: Ditto.
19372 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19373 (thumb1_base_register_rtx_p): ... to this.
19374 (thumb_index_register_rtx_p): Rename...
19375 (thumb1_index_register_rtx_p): ... to this.
19376 (thumb_output_function_prologue): Rename...
19377 (thumb1_output_function_prologue): ... to this.
19378 (thumb_legitimate_address_p): Rename...
19379 (thumb1_legitimate_address_p): ... to this.
19380 (thumb_rtx_costs): Rename...
19381 (thumb1_rtx_costs): ... to this.
19382 (thumb_compute_save_reg_mask): Rename...
19383 (thumb1_compute_save_reg_mask): ... to this.
19384 (thumb_final_prescan_insn): Rename...
19385 (thumb1_final_prescan_insn): ... to this.
19386 (thumb_expand_epilogue): Rename...
19387 (thumb1_expand_epilogue): ... to this.
19388 (arm_unwind_emit_stm): Rename...
19389 (arm_unwind_emit_sequence): ... to this.
19390 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19391 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19392 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19393 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19394 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19395 thumb2_output_casesi): New functions.
19396 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19397 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19398 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19399 THUMB2_WORK_REGS): Define.
19400 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19401 arm_condexec_mask, arm_condexec_masklen)): New variables.
19402 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19403 (arm_override_options): Check new CPU capabilities.
19404 Set new architecture flag variables.
19405 (arm_isr_value): Handle v7m interrupt functions.
19406 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19408 (const_ok_for_arm): Handle Thumb-2 constants.
19409 (arm_gen_constant): Ditto. Use movw when available.
19410 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19412 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19413 (thumb_find_work_register, arm_load_pic_register,
19414 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19415 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19416 print_multi_reg, output_mov_long_double_fpa_from_arm,
19417 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19418 output_mov_double_fpa_from_arm, output_move_double,
19419 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19420 output_return_instruction, arm_output_function_prologue,
19421 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19422 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19423 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19424 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19425 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19426 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19428 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19429 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19430 (arm_file_start): Output directive for unified syntax.
19431 (arm_unwind_emit_set): Handle stack alignment instruction.
19432 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19433 Add v6t2, v7, v7a, v7r and v7m.
19434 (RETLDM): Add Thumb-2 code.
19435 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19436 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19437 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19438 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19439 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19440 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19441 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19442 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19443 ADJUST_INSN_LENGTH): Define.
19444 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19445 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19446 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19447 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19448 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19449 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19450 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19451 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19452 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19453 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19454 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19455 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19456 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19457 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19458 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19459 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19460 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19462 * config/arm/arm-tune.md: Regenerate.
19463 * config/arm/arm-protos.h: Update prototypes.
19464 * config/arm/vfp.md: Enable patterns for Thumb-2.
19465 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19466 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19467 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19468 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19469 * config/arm/libunwind.S: Add Thumb-2 code.
19470 * config/arm/constraints.md: Update include Thumb-2.
19471 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19472 * config/arm/ieee754-df.S: Ditto.
19473 * config/arm/bpabi.S: Ditto.
19474 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19475 * config/arm/predicates.md (low_register_operand,
19476 low_reg_or_int_operand, thumb_16bit_operator): New.
19477 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19478 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19479 * config/arm/t-arm-elf: Add armv7 multilib.
19480 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19482 (UNSPEC_STACK_ALIGN, ce_count): New.
19483 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19484 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19486 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19487 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19488 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19489 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19490 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19491 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19493 * doc/extend.texi: Document ARMv7-M interrupt functions.
19494 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19496 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19498 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19499 (struct _Unwind_Context): Rename args_size to flags, remove
19500 signal_frame field, add a new args_size field and version field.
19501 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19502 _Unwind_IsExtendedContext): New inline functions.
19503 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19504 Assume by_value array is only present if _Unwind_IsExtendedContext.
19505 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19506 _Unwind_IsSignalFrame.
19507 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19508 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19509 (uw_init_context_1): Initialize context->flags to
19510 EXTENDED_CONTEXT_BIT.
19511 * config/rs6000/linux-unwind.h (frob_update_context): Use
19512 _Unwind_SetSignalFrame.
19514 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19516 PR middle-end/30353
19517 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19518 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19521 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19523 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19524 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19525 RET, AT_SP): Remove.
19526 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19529 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19530 * cfgbuild.c (find_basic_blocks): Likewise.
19531 * cfgrtl.c (rtl_create_basic_block): Likewise.
19532 * function.c (temp_slots_at_level): Likewise.
19533 * reg-stack.c (stack_regs_mentioned): Likewise.
19534 * regclass.c (allocate_reg_info): Likewise.
19535 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19536 set_bb_for_stmt, move_block_to_fn): Likewise.
19537 * tree-complex.c (tree_lower_complex): Likewise.
19538 * vec.h (VEC_safe_grow_cleared): New.
19540 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19542 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19544 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19545 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19547 * cfgloopmanip.c (scale_loop_frequencies): Export.
19548 (loopify): Scale the frequencies by prescribed coefficients.
19549 (set_zero_probability): New function.
19550 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19551 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19552 and frequencies according to arguments.
19553 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19555 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19556 * modulo-sched.c (sms_schedule): Set probabilities for entering
19557 versioned loop correctly.
19558 * tree-vect-transform.c (vect_transform_loop): Ditto.
19559 * cfgloop.h (loopify, loop_version): Declaration changed.
19560 (scale_loop_frequencies): Declared.
19562 2007-01-02 Jan Hubicka <jh@suse.cz>
19564 * cgraph.c: Include tree-flow.h
19565 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19566 early_local_passes.
19567 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19568 * tree-pass.h (pass_all_early_optimizations): Declare.
19569 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19570 early_local_passes.
19571 (cgraph_analyze_function): Do early_local_passes.
19572 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19573 Do not add referenced vars.
19574 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19576 (gate_all_early_local_passes): New gate.
19577 (pass_early_local_passes): Use new gate.
19578 (execute_early_local_optimizations): New functions.
19579 (gate_all_early_optimizations): New gate.
19580 (pass_all_early_optimizations): New pass.
19581 (execute_free_datastructures): Free SSA only when initialized.
19582 (gate_init_datastructures): Init only when optimizing.
19583 (tree_lowering_passes): Do early local passes when called late.
19584 * tree-profile.c (do_tree_profiling): Don't profile functions added
19586 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19587 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19589 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19590 during early_local_passes.
19591 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19594 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19596 * Makefile.in: Update copyright year.
19598 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19600 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19601 in $(lang_checks) and check-consistency targets.
19603 2007-01-02 Jan Hubicka <jh@suse.cz>
19605 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19606 Do not add referenced vars.
19607 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19609 * passes.c (init_optimization_passes): Put mudflap_2 after
19610 free_datastructures.
19612 2007-01-02 Jan Hubicka <jh@suse.cz>
19614 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19615 Set NOTHROW flag on call statements proved to be nothrow.
19616 Update statement of local calls so new pure/const functions are
19617 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19619 (tree_rest_of_compilation): Register hooks and initialize bitmap
19620 early. Do not set after_inlining flag.
19622 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19624 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19625 HOST_BITS_PER_LONGLONG
19627 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19630 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19631 warning for non-static initializers.
19633 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19635 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19636 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19637 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19638 Always use set_unique_reg_note to add REG_EQUAL notes.
19640 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19643 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19645 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19646 * cfgbuild.c (find_basic_blocks): Likewise.
19647 * cfgrtl.c (rtl_create_basic_block): Likewise.
19648 * function.c (temp_slots_at_level): Likewise.
19649 * reg-stack.c (stack_regs_mentioned): Likewise.
19650 * regclass.c (allocate_reg_info): Likewise.
19651 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19652 set_bb_for_stmt, move_block_to_fn): Likewise.
19653 * tree-complex.c (tree_lower_complex): Likewise.
19654 * vec.h (VEC_safe_grow_cleared): New.
19656 2007-01-02 Ian Lance Taylor <iant@google.com>
19658 * c-common.c (c_common_truthvalue_conversion): When warning about
19659 using an assignment as a truth value, set TREE_NO_WARNING.
19661 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19664 * c.opt (Wold-style-declaration): New.
19665 * doc/invoke.texi (C-only Warning Options): New.
19666 (Wold-style-declaration): Document it.
19667 (Wextra): Enabled by -Wextra.
19668 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19669 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19670 -Wold-style-declaration.
19672 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19674 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19675 * cfgbuild.c (find_basic_blocks): Likewise.
19676 * cfgrtl.c (rtl_create_basic_block): Likewise.
19677 * function.c (temp_slots_at_level): Likewise.
19678 * reg-stack.c (stack_regs_mentioned): Likewise.
19679 * regclass.c (allocate_reg_info): Likewise.
19680 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19681 set_bb_for_stmt, move_block_to_fn): Likewise.
19682 * tree-complex.c (tree_lower_complex): Likewise.
19683 * vec.h (VEC_safe_grow_cleared): New.
19685 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19687 * c-common.c (c_common_nodes_and_builtins): Since variants of
19688 void_type_node get built before it is given a name, we need to
19689 give those variants the name, too.
19690 (complete_array_type): We need to work with the canonical main
19691 type of the array, from which we will build the qualified version.
19692 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19693 * print-tree.c (print_node): Display canonical type information
19695 * stor-layout.c (layout_type): When we don't know the
19696 alignment of a type for which we're building an array, we end up
19697 guessing wrong, so make the type require structural equality.
19698 * tree.c (make_node_stat): When we build a new type, it is its
19699 own canonical type.
19700 (build_type_attribute_qual_variant): When building an attribute
19701 variant, its canonical type is the non-attribute variant. However,
19702 if the attributes are target-dependent and they differ, we need to
19703 use structural equality checks for this type.
19704 (build_qualified_type): A qualified type is not equivalent to its
19705 unqualified variant; set the canonical type appropriately.
19706 (build_distinct_type_copy): When building a distinct type from
19707 another type, the new type is its own canonical type.
19708 (build_variant_type_copy): When building a new type variant, we
19709 assume that it is equivalent to the original type.
19710 (build_pointer_type_for_mode): When building a pointer type, also
19711 build a canonical type pointer.
19712 (build_reference_type_for_mode): When building a reference type,
19713 also build a canonical type reference.
19714 (build_index_type): When we can't hash an index type (e.g.,
19715 because its maximum value is negative), the index type requires
19716 structural equality tests.
19717 (build_array_type): Build the canonical form of an array type.
19718 (build_function_type): Function types require structural equality,
19719 because they contain default arguments, attributes, etc.
19720 (build_method_type_directly): Ditto for method types.
19721 (build_offset_type): Build the canonical offset type.
19722 (build_complex_type): Build the canonical vector type.
19723 (make_vector_type): Build the canonical vector type.
19724 * tree.h (TYPE_CANONICAL): New.
19725 (TYPE_STRUCTURAL_EQUALITY_P): New.
19726 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19727 (struct tree_type): Added "canonical" field.
19728 * params.h (VERIFY_CANONICAL_TYPES): New.
19729 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19730 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19731 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19732 * doc/invoke.texi (verify-canonical-types): Document --param
19733 parameter for verifying canonical types.
19735 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19737 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19738 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19739 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19740 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19742 * config/rs6000/e500.h: New.
19743 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19744 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19746 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19747 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19748 TARGET_E500_DOUBLE): Remove.
19749 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19750 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19751 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19752 * config/rs6000/rs6000.c (rs6000_override_options): Use
19753 CHECK_E500_OPTIONS.
19755 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19757 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19758 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19759 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19760 rs6000_emit_cmove): Don't check TARGET_E500.
19761 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19762 sordered): Don't check TARGET_E500.
19764 2007-01-01 Eric Christopher <echristo@apple.com>
19766 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19767 HARD_REGISTER_NUM_P.
19769 2007-01-01 Roger Sayle <roger@eyesopen.com>
19771 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19772 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19773 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19776 2007-01-01 Mike Stump <mrs@apple.com>
19778 * configure.ac: Remove support for building with Apple's gcc-3.1.
19780 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19782 PR middle-end/30311
19783 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19784 REG is a hard register. Do not modify REG before calling
19786 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19787 multiple of the size of YMODE for certain lowpart cases.
19789 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19791 PR middle-end/30253
19792 * gimplify (voidify_wrapper_expr): Update for
19793 GIMPLE_MODIFY_STMT.
19795 2007-01-01 Andreas Schwab <schwab@suse.de>
19798 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19799 save of BR0 in extra_spill_size instead of spill_size.
19800 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19802 (ia64_expand_epilogue): Restore BR0 from its new location.
19804 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19806 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19807 Use a temporary variable if the left hand side is not a gimple
19810 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19812 * gimplify.c (gimplify_return_expr): Make the temporary variable
19813 for the return expression, a gimple register variable.
19815 2007-01-01 Jan Hubicka <jh@suse.cz>
19817 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19820 2007-01-01 Mike Stump <mrs@apple.com>
19822 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19824 * config/darwin.c (machopic_select_rtx_section): Use
19825 HAVE_GAS_LITERAL16.
19826 (darwin_mergeable_constant_section): Likewise.
19827 * configure: Regenerate.
19828 * config.in: Regenerate.
19830 2007-01-01 Jan Hubicka <jh@suse.cz>
19831 Andrew Pinski <pinskia@gmail.com>
19833 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19834 before starting IPA passes.