1 2008-12-29 Jakub Jelinek <jakub@redhat.com>
4 * tree-complex.c (expand_complex_libcall): Call
5 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
6 instead of passing true as 3rd argument to gsi_replace.
8 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
11 * dse.c: Include target.h.
12 * Makefile.in (dse.o): Depend on $(TARGET_H).
14 2008-12-29 Jakub Jelinek <jakub@redhat.com>
17 * gcc.c (process_command): Accept also -b with configuration name
19 * doc/invoke.texi (-b): Document that no hyphen is required if
20 configuration name is in the next argument after -b.
22 2008-12-27 Jakub Jelinek <jakub@redhat.com>
25 * gimple-pretty-print.c (dump_binary_rhs): Print
26 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
27 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
28 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
29 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
30 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
33 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
34 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
36 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
38 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
39 * expr.h: Fix the declaration of block_clear_fn.
41 2008-12-23 Andrew Pinski <pinski@gmail.com>
44 * fold-const.c (fold_binary): Call fold_convert on arguments to
45 fold_build2 for negative divide optimization.
47 2008-12-23 Jakub Jelinek <jakub@redhat.com>
50 * dse.c (struct store_info): Add const_rhs field.
51 (clear_rhs_from_active_local_stores): Clear also const_rhs.
52 (record_store): Try also cselib_expand_value_rtx to get a constant.
53 (find_shift_sequence, get_stored_val): Use const_rhs instead of
55 * cselib.c (cselib_record_sets): If !cselib_record_memory and
56 there is just one set from read-only MEM, look at REG_EQUAL or
59 * dse.c (struct store_info): Add redundant_reason field.
60 (record_store): When storing the same constant as has been stored by
61 an earlier store, set redundant_reason field to the earlier store's
62 insn_info_t. Don't delete cannot_delete insns.
63 (find_shift_sequence): Remove read_info argument, add read_mode
64 and require_cst arguments. Return early if require_cst and
65 constant wouldn't be returned.
66 (get_stored_val): New function.
67 (replace_read): Use it.
68 (scan_insn): Put even cannot_delete insns with exactly 1 store
69 into active_local_stores.
70 (dse_step1): Don't delete cannot_delete insns. Remove redundant
71 constant stores if contains_cselib_groups and earlier store storing
72 the same value hasn't been eliminated.
73 (dse_step6): Renamed to dse_step7. New function.
74 (dse_step7): Renamed from dse_step6.
75 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
76 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
77 into CONST unless really necessary. Handle SUBREG, unary,
78 ternary, bitfield and compares specially, to be able to simplify
79 operations on constants.
80 (expand_loc): Try to optimize LO_SUM.
82 * dse.c (get_call_args): New function.
83 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
84 to get call arguments and if successful and both len and val are
85 constants, handle the call as (mem:BLK) (const_int) store.
87 * dse.c (struct store_info): Add is_large bool field, change
88 positions_needed into a union of a bitmask and bitmap + count.
89 (free_store_info): Free bitmap if is_large.
90 (set_usage_bits): Don't look at stores where
91 offset + width >= MAX_OFFSET.
92 (set_position_unneeded, set_all_positions_unneeded,
93 any_positions_needed_p, all_positions_needed_p): New static inline
95 (record_store): Handle BLKmode stores of CONST_INT, if
96 MEM_SIZE is set on the MEM. Use the new positions_needed
98 (replace_read): Handle reads from BLKmode CONST_INT stores.
99 (check_mem_read_rtx): Use all_positions_needed_p function.
100 (dse_step1): Free large positions_needed bitmaps and clear is_large.
102 * dse.c (struct store_info): Change begin and end types to
105 * dse.c (record_store): Fix check for unused store.
107 * expr.c (block_clear_fn): No longer static.
108 * expr.h (block_clear_fn): Declare.
109 * dse.c (scan_insn): Memset and bzero can just read their arguments.
111 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
112 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
113 set MEM_SIZE on DESTMEM.
114 (ix86_expand_setmem): Adjust callers.
117 * expr.h (get_mem_align_offset): New prototype.
118 * emit-rtl.c (get_mem_align_offset): New function.
119 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
121 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
123 (ix86_expand_movmem): Optimize if COUNT_EXP
124 is constant, desired_align > align and dst & (desired_align - 1)
125 is computable at compile time.
126 (ix86_expand_setmem): Likewise.
128 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
129 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
131 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
133 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
136 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
137 label_ref with an offset.
139 2008-12-21 Andrew Pinski <pinskia@gmail.com>
142 * configure: Regenerate.
144 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
146 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
147 changing operand 1 to a pmode_register_operand.
148 (mips_lhx, mips_lwx): Likewise.
149 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
150 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
151 the value from the argument expression.
153 2008-12-21 Jan Hubicka <jh@suse.cz>
154 Kai Tietz <kai.tietz@onevision.com>
156 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
157 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
158 call_value_1_rex64_ms_sysv): New patterns.
159 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
160 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
162 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
164 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
165 (alpha_reorg): Call alpha_pad_noreturn.
167 2008-12-21 Denis Chertykov <denisc@overta.ru>
169 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
171 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
174 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
175 if readelf is nowhere to be found.
176 * configure: Regenerate.
178 2008-12-19 Andrew Haley <aph@redhat.com>
180 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
183 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
186 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
187 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
189 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
192 * arm.c (load_multiple_sequence): Initialize ORDER array.
193 (store_multiple_sequence): Likewise.
194 (output_move_double): Make reg0 unsigned.
195 (arm_output_epilogue): Make amount unsigned.
196 (arm_expand_prologue): Move declaration of dwarf before block
199 2008-12-19 Steve Ellcey <sje@cup.hp.com>
201 * df-scan.c (df_hard_reg_init): Move declaration of i.
203 2008-12-19 Jakub Jelinek <jakub@redhat.com>
206 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
207 use rs6000/x-linux-relax snippet if ld is new enough,
208 otherwise use rs6000/x-linux-O1.
209 * config/rs6000/x-linux-relax: New file.
210 * config/x-cflags-O1: New file.
212 2008-12-18 Joseph Myers <joseph@codesourcery.com>
214 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
215 choice of e500 comparison instructions on flag_finite_math_only &&
216 !flag_trapping_math, not flag_unsafe_math_optimizations.
217 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
218 instructions on flag_finite_math_only && !flag_trapping_math, not
219 flag_unsafe_math_optimizations.
220 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
221 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
222 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
223 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
224 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
225 Condition choice of comparison instructions on
226 flag_finite_math_only && !flag_trapping_math, not
227 flag_unsafe_math_optimizations.
229 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
231 * configure: Regenerate.
233 2008-12-18 Jan Hubicka <jh@suse.cz>
234 Kai Tietz <kai.tietz@onevision.com>
236 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
237 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
238 df_invalidated_by_call to invalidated_by_call_regset.
239 * df.h (df_invalidated_by_call): Remove.
240 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
242 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
243 (globalize_reg): Likewise.
244 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
245 df_byte_lr_alloc): Rename df_invalidated_by_call to
246 invalidated_by_call_regset.
247 * basic-block.h (regs_invalidated_by_call_regset): Declare.
249 2008-12-18 Jan Hubicka <jh@suse.cz>
250 Kai Tietz <kai.tietz@onevision.com>
252 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
254 2008-12-18 Jan Hubicka <jh@suse.cz>
255 Kai Tietz <kai.tietz@onevision.com>
257 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
259 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
260 do not try to modify call used regs.
261 (ix86_maybe_switch_abi): New function.
262 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
264 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
266 PR rtl-optimization/37922
267 * dse.c (bb_info): Added regs_live field.
268 (look_for_hardregs): New function.
269 (replace_read): Added regs_live parameter and code to check that
270 shift sequence does not clobber live hardregs.
271 (check_mem_read_rtx): Added parameter to replace_read.
272 (dse_step1): Added regs_live bitmap and initialize it.
273 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
275 * df-problems.c Renamed to df_simulate_initialize_backwards.
276 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
277 (df_simulate_artificial_refs_at_top): Renamed to
278 df_simulate_finalize_backwards.
279 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
280 df_simulate_finalize_backwards): New functions.
281 * df.h (df_simulate_artificial_refs_at_end): Renamed to
282 df_simulate_initialize_backwards.
283 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
284 (df_simulate_artificial_refs_at_top): Renamed to
285 df_simulate_finalize_backwards.
286 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
287 df_simulate_finalize_backwards): New functions.
288 * ra-conflict.c (global_conflicts): Renamed
289 df_simulate_artificial_refs_at_end to
290 df_simulate_initialize_backwards.
291 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
292 df_simulate_one_insn_backwards.
293 * ifcvt.c (dead_or_predicable): Renamed
294 df_simulate_artificial_refs_at_end to
295 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
296 df_simulate_one_insn_backwards.
297 * recog.c (peephole2_optimize): Ditto.
298 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
300 2008-12-18 Jakub Jelinek <jakub@redhat.com>
303 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
304 (rewrite_expr_tree): Add moved argument, move stmts together if
305 needed. Call remove_visited_stmt_chain.
306 (linearize_expr_tree): Don't move stmts here.
307 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
308 Adjust rewrite_expr_tree caller.
311 * tree-ssa.c (useless_type_conversion_p_1): Return
312 false if inner_type is incomplete and outer_type is complete.
314 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
316 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
317 dependences and the configure options.
318 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
319 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
321 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
324 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
325 only if REG_PARM_STACK_SPACE is defined.
327 2008-12-17 Jan Hubicka <jh@suse.cz>
328 Kai Tietz <kai.tietz@onevision.com>
330 * calls.c (expand_call): Do not sibcall if
331 outgoing_reg_parm_stack_space does not match.
333 2008-12-16 Anatoly Sokolov <aesok@post.ru>
335 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
336 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
338 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
339 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
341 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
344 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
347 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
349 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
351 * configure: Regenerate.
353 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
356 * arm.c (arm_legitimate_index): Only accept addresses that are in
358 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
359 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
361 (extendqisi2): Likewise.
362 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
363 predicate for operand1.
365 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
367 * config/mips/mips.c (mips_output_conditional_branch): Assert that
368 openrands[1] is a CODE_LABEL.
370 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
372 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
373 the result of mips_prepare_builtin_target.
375 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
377 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
378 if TARGET_ABICALLS is true.
380 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
382 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
383 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
385 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
387 * config/picochip/picochip.c (picochip_override_options): Disable CFI
388 asm and change the signature of brev and byteSwap functions to use
390 * config/picochip/picochip.md (commsTestPort): This is a complex
391 instruction and should not be vliwed. Don't set insn type.
393 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
394 * config/s390/s390.c (s390_swap_cmp): New function.
395 (s390_non_addr_reg_read_p): New function.
396 (s390_z10_optimize_cmp): New function.
397 (s390_reorg): Added call to s390_optimize_cmp.
398 * config/s390/s390.md (nop1): New insn.
400 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
403 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
404 for the milli.a library.
406 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
407 Peter Bergner <bergner@vnet.ibm.com>
410 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
411 TOC into the call pattern.
412 (call_indirect_aix64): Likewise.
413 (call_value_indirect_aix32): Likewise.
414 (call_value_indirect_aix64): Likewise.
415 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
416 to split off the load of the TOC.
417 (call_indirect_nonlocal_aix32): Enable only after reload.
418 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
419 to split off the load of the TOC.
420 (call_indirect_nonlocal_aix64): Enable only after reload.
421 (call_value_indirect_nonlocal_aix32_internal): New insn and split
422 patterns to split off the load of the TOC.
423 (call_value_indirect_nonlocal_aix32): Enable only after reload.
424 (call_value_indirect_nonlocal_aix64_internal): New insn and split
425 patterns to split off the load of the TOC.
426 (call_value_indirect_nonlocal_aix64): Enable only after reload.
428 2008-12-12 Andreas Schwab <schwab@suse.de>
431 2008-12-12 Andreas Schwab <schwab@suse.de>
432 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
435 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
437 PR tree-optimization/32044
438 * tree-scalar-evolution.h (expression_expensive_p): Declare.
439 * tree-scalar-evolution.c (expression_expensive_p): New function.
440 (scev_const_prop): Avoid introducing expensive expressions.
441 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
443 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite.c (nb_reductions_in_loop): Use simple_iv.
448 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
450 * config/i386/x86intrin.h: New header file to support all x86
452 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
454 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
457 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
460 2008-12-12 Andreas Schwab <schwab@suse.de>
462 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
465 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
467 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
468 Use Pmode for scratch reg.
469 (*mb_internal): Use (match_dup 0) for unspec operand.
471 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
473 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
474 floor_log2 of zero. Negate widened zero.
476 2008-12-12 Ben Elliston <bje@au.ibm.com>
478 * config/fp-bit.c (nan): Rename from this ...
479 (makenan): ... to this.
481 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
483 * config/mips/mips.md (*branch_bit<bbv><mode>,
484 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
485 label becomes operands[1].
487 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
489 PR tree-optimization/38446
490 * graphite.c (register_bb_in_sese): New.
491 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
492 looking at the bbs in the region.
493 * graphite.h (sese): Add region_basic_blocks pointer set to
494 structure and initialize at the time of defining new scop.
496 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
498 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
499 (find_params_in_bb): Do not free data refs.
500 (free_graphite_bb): Add FIXME on disabled free_data_refs.
502 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
504 * graphite.c (struct ivtype_map_elt): New.
505 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
506 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
507 gcc_type_for_cloog_iv): New.
508 (loop_iv_stack_patch_for_consts): Use the type of the induction
509 variable from the original loop, except for the automatically
510 generated loops, i.e., in the case of a strip-mined loop, in
511 which case there is no original loop: in that case just use
513 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
514 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
515 (clast_name_to_gcc): Accept params to be NULL.
516 (clast_to_gcc_expression): Take an extra parameter for the type.
517 Convert to that type all the expressions built by this function.
518 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
519 (graphite_translate_clast_equation): Compute the type of the
520 clast_equation before translating its LHS and RHS.
521 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
522 (graphite_create_new_loop): Compute the type of the induction
523 variable before translating the lower and upper bounds and before
524 creating the induction variable.
525 (rename_variables_from_edge, rename_phis_end_scop): New.
526 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
527 (sese_add_exit_phis_edge): Do not use integer_zero_node.
528 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
529 compute_cloog_iv_types): New.
530 (gloog): Call compute_cloog_iv_types before starting the
531 translation of the clast.
533 * graphite.h (struct graphite_bb): New field cloog_iv_types.
534 (GBB_CLOOG_IV_TYPES): New.
535 (debug_ivtype_map): Declared.
536 (oldiv_for_loop): New.
538 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
541 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
542 (param_index): Assert if parameter is not know after parameter
544 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
545 (find_scop_parameters): Mark, that we have finished parameter
547 (graphite_transform_loops): Move condition detection before parameter
549 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
551 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
554 * emutls.c (__emutls_get_address): Make sure offset is really zero
555 before initializing the object's offset.
557 2008-12-11 Jakub Jelinek <jakub@redhat.com>
560 * gimplify.c (gimplify_init_constructor): Don't force constructor
561 into memory if there is just one nonzero element.
563 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
565 Fix testsuite/gfortran.dg/graphite/id-4.f90.
566 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
569 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
571 * graphite.c (build_scops_1): Initialize open_scop.exit
574 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
575 Jan Sjodin <jan.sjodin@amd.com>
576 Harsha Jagasia <harsha.jagasia@amd.com>
588 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
589 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
591 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
592 * Makefile.in (graphite.o): Depend on value-prof.h.
593 (graphite.o-warn): Removed -Wno-error.
594 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
595 to be a NULL pointer. Call update_stmt. Return the newly created
596 cannonical induction variable.
598 * graphite.h (debug_rename_map): Declared. Fix some comments.
600 * graphite.c: Reimplement the code generation from graphite to gimple.
601 Include value-prof.h.
602 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
603 (get_old_iv_from_ssa_name): Removed.
604 (graphite_stmt_p): New.
605 (new_graphite_bb): Test for useful statements before building a
606 graphite statement for the basic block.
607 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
608 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
609 (recompute_all_dominators, graphite_verify,
610 nb_reductions_in_loop, graphite_loop_normal_form): New.
611 (scop_record_loop): Call graphite_loop_normal_form.
612 (build_scop_loop_nests): Iterate over all the blocks of the
613 function instead of relying on the incomplete information from
614 SCOP_BBS. Return the success of the operation.
615 (find_params_in_bb): Use the data from GBB_DATA_REFS.
616 (add_bb_domains): Removed.
617 (build_loop_iteration_domains): Don't call add_bb_domains.
618 Add the iteration domain only to the basic blocks that have been
619 translated to graphite.
620 (build_scop_conditions_1): Add constraints only if the basic
621 block have been translated to graphite.
622 (build_scop_data_accesses): Completely disabled until data
623 dependence is correctly implemented.
624 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
625 (remove_all_edges_1, remove_all_edges): Removed.
626 (get_new_name_from_old_name): New.
627 (graphite_rename_variables_in_stmt): Renamed.
628 rename_variables_in_stmt. Call get_new_name_from_old_name.
629 Use replace_exp and update_stmt.
630 (is_old_iv): Renamed is_iv.
631 (expand_scalar_variables_stmt): Extra parameter for renaming map.
632 Use replace_exp and update_stmt.
633 (expand_scalar_variables_expr): Same. Use the map to get the
634 new names for the renaming of induction variables and for the
635 renaming of variables after a basic block has been copied.
636 (expand_scalar_variables): Same.
637 (graphite_rename_variables): Renamed rename_variables.
638 (move_phi_nodes): Removed.
639 (get_false_edge_from_guard_bb): New.
640 (build_iv_mapping): Do not insert the induction variable of a
641 loop in the renaming iv map if the basic block does not belong
643 (register_old_new_names, graphite_copy_stmts_from_block,
644 copy_bb_and_scalar_dependences): New.
645 (translate_clast): Heavily reimplemented: copy basic blocks,
646 do not move them. Finally, in call cleanup_tree_cfg in gloog.
647 At each translation step call graphite_verify ensuring the
648 consistency of the SSA, loops and dominators information.
649 (collect_virtual_phis, find_vdef_for_var_in_bb,
650 find_vdef_for_var_1, find_vdef_for_var,
651 patch_phis_for_virtual_defs): Removed huge hack.
652 (mark_old_loops, remove_dead_loops, skip_phi_defs,
653 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
654 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
655 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
656 if_region_get_condition_block, if_region_set_false_region,
657 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
658 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
659 sese_add_exit_phis_edge, sese_add_exit_phis_var,
660 rewrite_into_sese_closed_ssa): New.
661 (gloog): Remove dead code. Early return if code cannot be
662 generated. Call cleanup_tree_cfg once the scop has been code
664 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
665 block loops with less than two loops.
666 (graphite_apply_transformations): Remove the call to
667 scop_remove_ignoreable_gbbs.
668 (limit_scops): When build_scop_loop_nests fails, continue on next
669 scop. Fix open_scop.entry.
670 (graphite_transform_loops): Call recompute_all_dominators: force the
671 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
672 Call initialize_original_copy_tables and free_original_copy_tables
673 to be able to copy basic blocks during code generation.
674 When build_scop_loop_nests fails, continue on next scop.
675 (value_clast): New union.
676 (clast_to_gcc_expression): Fix type cast warning.
678 2008-12-10 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/36792
681 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
684 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
686 PR tree-optimization/36792
687 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
689 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
692 * dwarf2out.c (saved_do_cfi_asm): New.
693 (dwarf2out_do_frame): Take it into account.
694 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
696 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
699 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
700 variables initialized from SRAed bit fields.
702 2008-12-10 Martin Guy <martinwguy@yahoo.it>
705 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
706 result will be in an FPU register.
708 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
712 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
713 on the associated SYMBOL_REF_DECL node, if any.
715 2008-12-09 David Daney <ddaney@caviumnetworks.com>
717 * config/mips/sync.md (sync_<optab>_12): Replace
718 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
719 (sync_old_<optab>_12): Remove third paramater to
720 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
721 with MIPS_SYNC_OLD_OP_12_AND.
722 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
723 with MIPS_SYNC_NEW_OP_12_AND.
724 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
725 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
726 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
727 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
728 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
729 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
730 MIPS_SYNC_NEW_OP_12_XOR.
731 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
732 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
733 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
734 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
735 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
736 to implement new __sync_nand semantics.
737 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
738 remove third parameter.
739 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
740 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
741 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
742 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
743 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
744 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
745 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
746 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
748 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
750 * graphite.c (graphite_transform_loops): Always call find_transform ()
751 in ENABLE_CHECKING. So we test these code paths, even if we do not
754 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
756 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
758 2008-12-09 Jakub Jelinek <jakub@redhat.com>
761 * function.h (struct function): Add always_inline_functions_inlined.
762 * ipa-inline.c (cgraph_early_inlining): Set it to true.
763 * tree-optimize.c (execute_fixup_cfg): Likewise.
764 * builtins.c (avoid_folding_inline_builtin): New function.
765 (fold_call_expr): Don't optimize always_inline builtins before
767 (fold_call_stmt): Likewise.
768 (fold_builtin_call_array): Likewise. Don't call
769 fold_builtin_varargs for BUILT_IN_MD builtins.
771 PR tree-optimization/37416
772 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
774 2008-12-09 Janis Johnson <janis187@us.ibm.com>
776 * doc/sourcebuild.texi (Test Directives): Fix formatting.
778 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
780 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
782 * doc/invoke.texi (-fira-region): Describe new option.
783 (-fira-algorithm): Change the values.
785 * ira-conflicts.c (build_conflict_bit_table,
786 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
787 (ira_build_conflicts): Use flag flag_ira_region instead of
788 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
789 base registers for allocnos crossing calls.
791 * flags.h (enum ira_algorithm): Redefine.
792 (enum ira_region): New.
793 (flag_ira_region): New.
795 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
796 instead of flag_ira_algorithm.
798 * toplev.c (flag_ira_algorithm): Change the initial value.
799 (flag_ira_region): New.
801 * ira-int.h (ira_reg_classes_intersect_p,
802 ira_reg_class_super_classes): New.
804 * ira-color.c (update_copy_costs): Use
805 ira_reg_classes_intersect_p. Use right class to find hard reg index.
806 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
807 (assign_hard_reg): Ditto. Pass additional argument to
808 update_conflict_hard_regno_costs. Do not uncoalesce for priority
810 (allocno_priorities, setup_allocno_priorities,
811 allocno_priority_compare_func): Move before color_allocnos.
812 (color_allocnos): Add priority coloring. Use flag flag_ira_region
813 instead of flag_ira_algorithm.
814 (move_spill_restore): Check classes of the same reg allocno from
816 (update_curr_costs): Use ira_reg_classes_intersect_p.
817 (ira_reassign_conflict_allocnos): Ditto.
819 * opts.c (decode_options): Always set up flag_ira. Set up
820 flag_ira_algorithm. Warn CB can not be used for architecture.
821 (common_handle_option): Modify code for -fira-algorithm. Add code
822 to process -fira-region.
824 * ira-lives.c (update_allocno_pressure_excess_length): Process
826 (set_allocno_live, clear_allocno_live, mark_reg_live,
827 mark_reg_dead, process_bb_node_lives): Ditto.
829 * ira-emit.c (ira_emit): Fix insn codes.
831 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
832 instead of flag_ira_algorithm.
833 (allocno_range_compare_func): Ignore classes for priority coloring.
834 (setup_min_max_conflict_allocno_ids): Ditto.
835 (ira_flattening): Use ira_reg_classes_intersect_p.
837 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
839 * common.opt (fira-algorithm): Modify.
842 * ira.c (setup_class_hard_regs): Initialize.
843 (setup_cover_and_important_classes): Modify code setting class
844 related info for priority coloring.
845 (setup_class_translate): Ditto.
846 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
847 (setup_reg_class_intersect_union): Rename to
848 setup_reg_class_relations. Add code for setting up new variables.
849 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
850 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
852 * ira-costs.c (common_classes): New.
853 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
854 (find_allocno_class_costs): Ditto. Use common_classes. Translate
856 (ira_costs): Allocate/deallocate common_classes.
858 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
859 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
862 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
863 smallest_mode_for_size.
865 2008-12-10 Ben Elliston <bje@au.ibm.com>
867 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
869 2008-12-09 Jan Hubicka <jh@suse.cz>
871 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
873 2008-12-09 Jakub Jelinek <jakub@redhat.com>
875 PR tree-optimization/35468
876 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
879 2008-12-09 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/38445
882 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
884 (emit_alias_warning): Adjust.
886 2008-12-09 Andrew Haley <aph@redhat.com>
888 * fixed-value.c (do_fixed_add): Add comment.
889 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
890 * builtins.c (fold_builtin_sqrt): Likewise.
892 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
895 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
897 * calls.c (nitialize_argument_information): Add fntype argument
898 and use it for calls.promote_function_args.
899 (expand_call): Pass fntype to aggregate_value_p if no fndecl
900 available and pass additional fntype to
901 initialize_argument_information.
902 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
903 to get function abi type.
904 (init_cumulative_args): Use for abi kind detection fntype, when no
907 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
909 * config/s390/s390.md (movti, movdi_64, movdi_31,
910 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
911 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
913 (Integer->BLKmode splitter): Removed.
915 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
917 * config/alpha/alpha.c (alpha_set_memflags): Process memory
918 references in full insn sequence.
920 2008-12-09 Jason Merrill <jason@redhat.com>
922 * gimplify.c (gimplify_init_constructor): Revert to using < rather
923 than <= for sparseness test.
926 * gimplify.c (gimplify_init_constructor): Don't write out a static
927 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
930 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
933 Fix testsuite/gfortran.dg/graphite/id-3.f90.
934 * graphite.c (scopdet_basic_block_info): Fix bug that found some
935 regions more than once.
937 2008-12-09 Ben Elliston <bje@au.ibm.com>
939 * emutls.c (__emutls_get_address): Prototype.
940 (__emutls_register_common): Likewise.
942 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
944 2008-12-09 Ben Elliston <bje@au.ibm.com>
946 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
948 2008-12-08 Steve Ellcey <sje@cup.hp.com>
950 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
951 (nonlocal_goto_receiver): New instruction.
953 2008-12-08 Jakub Jelinek <jakub@redhat.com>
956 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
959 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
960 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
962 2008-12-08 Richard Henderson <rth@redhat.com>
965 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
966 (SET_TYPE_MODE): New.
967 * c-decl.c (parser_xref_tag): Use it.
968 (finish_enum): Likewise.
969 * tree.c (build_pointer_type_for_mode): Likewise.
970 (build_reference_type_for_mode, build_index_type): Likewise.
971 (build_range_type, make_vector_type): Likewise.
972 (build_common_tree_nodes_2): Likewise.
973 * stor-layout.c (compute_record_mode): Likewise.
974 (finalize_type_size, layout_type, make_fract_type): Likewise.
975 (make_accum_type, initialize_sizetypes): Likewise.
976 (vector_type_mode): New.
977 * function.c (allocate_struct_function): Call
978 invoke_set_current_function_hook before querying anything else.
980 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
982 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
984 * alias.c (find_base_term): Synch LO_SUM handling with what
985 find_base_value does.
987 2008-12-08 Andrew Haley <aph@redhat.com>
988 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
990 * gimple.h (gimple_build_try): Fix declaration.
992 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
993 * fixed-value.c (do_fixed_add): Likewise.
994 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
996 2008-12-08 Jakub Jelinek <jakub@redhat.com>
999 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1000 on parallel and task contexts.
1002 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1004 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1006 2008-12-07 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/38405
1009 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1010 not sign-extend truth values.
1012 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1014 * tree-sra.c (scalarize_use): Create another temporary with the proper
1015 type for signed types in the use_all && !is_output bitfield case.
1017 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1019 PR rtl-optimization/36365
1020 * df-core.c (df_worklist_dataflow_overeager): Remove.
1021 (df_worklist_dataflow): Don't call it, use double-queue only.
1022 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1024 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1027 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1028 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1030 2008-12-07 Ben Elliston <bje@au.ibm.com>
1032 * gthr-single.h (__gthread_once): Adjust prototype to match all
1033 other gthreads models.
1035 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1037 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1038 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1041 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1042 operands to mult_type if it isn't narrower than op0's type.
1044 2008-12-06 Jan Hubicka <jh@suse.cz>
1045 Jakub Jelinek <jakub@redhat.com>
1047 PR tree-optimization/38074
1048 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1050 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1051 in both dirrection for first match heuristics.
1052 (tree_bb_level_predictions): Disable noreturn heuristic when there
1053 is no returning path.
1055 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1057 PR rtl-optimization/38272
1058 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1061 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1064 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1065 (pp_c_expression): Likewise.
1067 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1070 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1072 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1075 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1076 arguments to HOST_WIDE_INT. If type has different signedness
1077 than unsignedp or different precision from bitsize, create
1078 the right type for BIT_FIELD_REF and cast to type.
1079 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1082 2008-03-05 Richard Guenther <rguenther@suse.de>
1084 * fold-const.c (fold_truthop): Remove code generating
1085 BIT_FIELD_REFs of structure bases.
1086 (fold_binary): Likewise.
1087 (make_bit_field_ref): Remove.
1088 (optimize_bit_field_compare): Remove.
1089 (all_ones_mask_p): Remove.
1091 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1093 * tree-sra.c (sra_explode_bitfield_assignment): Always
1094 call unsigned_type_for, if the precision is higher than
1095 needed, call build_nonstandard_integer_type.
1098 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1099 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1103 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1104 only if internal_arg_pointer is a non-virtual pseudo.
1106 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1108 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1109 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1110 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1112 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1114 PR tree-optimization/37716
1115 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1116 gimplify_ctxp->allow_rhs_cond_expr.
1118 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1120 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1121 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1123 (alpha_emit_conditional_branch): Do not generate direct branch
1124 for UNORDERED comparisons.
1126 2008-12-05 Andreas Schwab <schwab@suse.de>
1128 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1131 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1134 * fold-const.c (fold_checksum_tree): Change buf type to union
1137 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1140 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1142 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1144 2008-12-05 Ben Elliston <bje@au.ibm.com>
1146 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1148 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1150 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1151 Gary Funck <gary@intrepid.com>
1153 * cse.c (lookup_as_function): Delete mode frobbing code.
1154 (equiv_constant): Re-implement it there for SUBREGs.
1156 2008-12-04 Richard Guenther <rguenther@suse.de>
1159 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1160 (tree-ssa-structalias.o): Remove errors.h dependency.
1161 (tree-ssa-reassoc.o): Likewise.
1162 * tree-ssa-reassoc.c: Do not include errors.h.
1163 * tree-ssa-alias-warnings.c: Remove.
1164 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1165 strict_aliasing_warning_backend.
1166 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1167 (emit_alias_warning): Likewise.
1168 (set_uids_in_ptset): Warn for clear cases of type-punning.
1169 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1172 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1174 * cse.c (equiv_constant): Fix pasto.
1176 2008-12-04 Nick Clifton <nickc@redhat.com>
1178 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1179 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1180 formatting of quotes.
1182 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1185 * fold-const.c (fold_checksum_tree): Allow modification of
1188 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1191 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1192 have the right number of arguments.
1194 2008-12-03 Richard Guenther <rguenther@suse.de>
1197 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1200 2008-12-03 Tomas Bily <tbily@suse.cz>
1203 * tree-loop-distribution.c (build_size_arg): New function.
1204 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1205 Reorganized generating of stmts.
1206 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1207 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1208 Indicate if analysis succeed.
1209 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1210 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1211 Uses new definition of dr_analyze_innermost.
1213 2008-12-03 Ben Elliston <bje@au.ibm.com>
1215 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1217 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1219 PR tree-optimization/37716
1220 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1221 all the needed operations as trees and gimplify_assign it to dst.
1224 * configure.ac (gcc_cv_readelf): Look for readelf.
1225 (gcc_cv_as_cfi_advance_working): Check for working
1226 cfi advances with code alignment factor > 1.
1227 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1228 don't work properly.
1229 * configure: Regenerated.
1231 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1232 Jakub Jelinek <jakub@redhat.com>
1233 Andrew Pinski <andrew_pinski@playstation.sony.com>
1235 PR rtl-optimization/38281
1236 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1237 set it to NULL_RTX afterwards.
1239 * emit-rtl.c (set_insn_deleted): Fix formatting.
1241 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1243 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1245 * config/mips/mips.md (IMOVE32): New mode iterator.
1246 (movsi): Generalize with IMOVE32.
1247 (*movsi_internal): Likewise.
1248 (*mov<mode>_mips16): Likewise.
1251 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1252 Maxim Kuvyrkov <maxim@codesourcery.com>
1254 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1255 PC-relative addressing when compiling for uclinux PIC.
1256 (__cmpdf_internal, __cmpsf_internal): Hide.
1257 (__cmpdf, __cmpsf): Use PIC call sequence.
1259 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1260 Jack Howarth <howarth@bromo.med.uc.edu>
1262 * config/i386/t-darwin64: Add m32 multilib support.
1264 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1266 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1268 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1271 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1272 before using it in POINTER_PLUS_EXPR.
1274 2008-12-02 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/38359
1277 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1280 2008-12-02 Martin Jambor <mjambor@suse.cz>
1283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1285 (forward_propagate_addr_into_variable_array_index): Check that the
1286 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1287 than the gimple code directly.
1289 2008-12-02 Ben Elliston <bje@au.ibm.com>
1291 * config/spu/float_disf.c (__floatdisf): Prototype.
1292 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1293 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1294 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1296 2008-12-02 DJ Delorie <dj@redhat.com>
1298 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1299 (DWARF_CIE_DATA_ALIGNMENT): Define.
1301 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1302 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1303 (xstormy16_expand_prologue): Likewise.
1304 (xstormy16_expand_builtin_va_start): Likewise.
1305 (xstormy16_gimplify_va_arg_expr): Likewise.
1307 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1310 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1311 potentially returned from folding memcpy.
1312 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1313 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1315 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1318 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1319 decoration of function RTL names here on Ada language.
1321 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1323 PR rtl-optimization/38280
1324 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1325 ira_rebuild_regno_allocno_list): New functions.
1326 (regno_allocnos): New static variable.
1327 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1328 Call ira_rebuild_regno_allocno_list.
1330 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1331 Adam Nemet <anemet@caviumnetworks.com>
1333 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1334 LINUX_DRIVER_SELF_SPECS.
1336 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1338 PR rtl-optimization/37514
1339 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1340 from previous insns.
1342 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1345 * c-omp.c (c_finish_omp_for): Only transform pointer
1346 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1348 PR rtl-optimization/38245
1349 * tree-vrp.c (abs_extent_range): New function.
1350 (extract_range_from_binary_expr): Compute range
1351 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1352 or includes zero or if vr1 is VR_RANGE and op0 has some
1355 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1358 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1359 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1360 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1361 to (not:I48MODE (and:I48MODE (...))).
1362 (sync_old_nand<mode>): Ditto.
1363 (sync_new_nand<mode>): Ditto.
1365 2008-12-01 Nick Clifton <nickc@redhat.com>
1367 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1368 Replace uses of the "y" register class with direct references to
1369 the CARRY_REG register.
1370 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1371 register with clobbers of the carry register.
1372 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1373 (xstormy16_split_cbranch): Remove redundant carry parameter.
1374 (xstormy16_expand_arith): Likewise.
1375 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1376 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1377 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1378 (CARRY_REGNUM): Define.
1379 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1381 (xstormy16_expand_arith): Likewise.
1383 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1385 * config/score/score.h (IRA_COVER_CLASSES): Define.
1387 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1390 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1391 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1392 (cmp_sdiv_cc_set): Factor common string.
1393 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1395 (cmp_udiv_cc_set): Factor common string.
1397 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1400 * varasm.c (emutls_finish): Fix common registration.
1402 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1405 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1407 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1409 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1410 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1411 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1412 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1413 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1414 Ignore sub-word case for now.
1415 (sync_nand<mode>_internal): Represent NAND in RTL.
1416 (sync_old_nand<mode): Same.
1417 (sync_old_name<mode>_internal): Same.
1418 (sync_new_nand<mode>): Same.
1419 (sync_new_nand<mode>_internal): Same.
1420 (sync_boolcshort_internal): Expect NAND.
1422 2008-11-28 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/37955
1425 PR tree-optimization/37742
1426 * tree-vect-transform.c (vectorizable_store): Remove assert for
1428 (vectorizable_load): Likewise.
1430 2008-11-27 Richard Guenther <rguenther@suse.de>
1432 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1433 a constraint for the static chain parameter.
1435 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1437 * config/bfin/bfin.opt (micplb): New option.
1438 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1439 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1440 ENABLE_WA_INDIRECT_CALLS): New macros.
1441 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1443 (indirect_call_p): New function.
1444 (workaround_speculation): Handle anomaly 05-00-0426 when
1445 ENABLE_WA_INDIRECT_CALLS is true.
1446 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1447 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1448 * doc/invoke.texi (Blackfin Options): Document -micplb.
1450 2008-11-26 DJ Delorie <dj@redhat.com>
1452 * config/m32c/mov.md ("extendhipsi2"): New.
1454 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1456 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1457 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1459 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1461 * config/mips/mips.md (clear_hazard): Rename to
1462 clear_hazard_<mode>. Use mode-specific addition.
1463 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1464 or gen_clear_hazard_di depending on the size of Pmode.
1466 2008-11-26 DJ Delorie <dj@redhat.com>
1468 * configure.ac: Test m32c-elf-gas for .loc.
1469 * configure: Likewise.
1471 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1474 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1477 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1480 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1481 (memory_barrier): Do not generate memory_barrier_nosse instruction
1483 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1485 2008-11-26 Fredrik Unger <fred@tree.se>
1487 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1488 function name from __floatundisf.
1489 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1492 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1493 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/37869
1496 * tree-ssa-structalias.c (struct constraint_graph): Remove
1497 pt_used and number_incoming members.
1498 (build_pred_graph): Do not allocate them.
1499 (condense_visit): Do not use them.
1500 (label_visit): Likewise.
1501 (free_var_substitution_info): Do not free them.
1503 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1505 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1507 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1509 * ira-color.c (allocno_spill_priority): New function.
1510 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1511 Print more info about the spilled allocno.
1512 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1513 checks on bad spill.
1515 * ira-build.c (loop_node_to_be_removed_p): Remove.
1516 (loop_compare_func, mark_loops_for_removal): New functions.
1517 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1519 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1521 * ira.c (ira): Don't change flag_ira_algorithm.
1523 * params.def (ira-max-loops-num): Change the value.
1525 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1527 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1528 Disable unsupported alternative for ColdFire,
1529 add new alternative that ColdFire can handle.
1531 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1533 * regrename.c (merge_overlapping_regs): Add registers artificially
1534 defined at the top of the basic block to the set of live ones just
1535 before the first insn.
1537 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1538 Joey Ye <joey.ye@intel.com>
1541 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1542 false if we need to align the outgoing stack.
1543 (ix86_update_stack_boundary): Check parm_stack_boundary.
1545 2008-11-25 Richard Guenther <rguenther@suse.de>
1549 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1550 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1551 in favor of dereferenced_ptrs.
1552 (init_alias_info): Adjust.
1553 (delete_alias_info): Likewise.
1554 (compute_flow_insensitive_aliasing): Properly
1555 include all aliased variables.
1556 (update_alias_info_1): Use dereferenced_ptrs.
1557 (setup_pointers_and_addressables): Likewise.
1558 (get_smt_for): Honor ref-all pointers and pointers with known alias
1560 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1562 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1566 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1568 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1570 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1572 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1574 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1576 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1579 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1580 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1582 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1585 UNSPECV_CMPXCHG_[12].
1586 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1587 UNSPECV_CMPXCHG_[12].
1590 * config/i386/sync.md (memory_barrier): New expander.
1592 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1595 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1597 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1599 * pa.c (function_arg): Revert 2008-10-26 change.
1601 2008-11-23 Helge Deller <deller@gmx.de>
1603 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1604 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1605 succeeded and lws_ret is not equal to oldval.
1607 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1609 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1611 2008-11-22 Andreas Schwab <schwab@suse.de>
1613 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1616 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1618 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1619 Use constant 1 as the operand.
1620 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1621 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1622 gen_rdhwr_synci_step_di depending on the size of Pmode.
1624 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (SWI248): New mode iterator.
1628 (SWI32): Remove mode iterator.
1629 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1630 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1631 iterator. Generate popcnt mnemonic without mode extensions
1632 for Darwin x86 targets.
1633 (*popcount<mode>2_cmp): Ditto.
1634 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1635 extensions for Darwin x86 targets.
1637 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1639 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1640 only if HAVE_AS_SPARC_UA_PCREL is defined.
1642 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1644 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1645 allocno_costs value of the classees with the lowest total_costs
1646 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1647 (setup_allocno_cover_class_and_costs): ...rather than here.
1648 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1651 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1654 * builtins.c (expand_builtin_apply_args): Emit sequence before
1655 parm_birth_insn instead of after entry_of_function's first insn.
1658 * function.c (assign_parm_remove_parallels): Pass
1659 data->passed_type as third argument to emit_group_store.
1662 * final.c (mark_symbol_refs_as_used): New function.
1663 * output.h (mark_symbol_refs_as_used): New prototype.
1664 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1665 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1666 * config/arm/arm.md (consttable_4): Likewise.
1669 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1671 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1675 propagate x = &a into *x = b if conversion from b to a's type is
1678 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1680 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1681 for the liveness computation of the new insn.
1683 2008-11-21 DJ Delorie <dj@redhat.com>
1685 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1686 Moves to/from below100 space (W) can only use r0-r7.
1688 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1691 * doc/invoke.texi (Optimization Options): Fix typo.
1693 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1694 Xuepeng Guo <xuepeng.guo@intel.com>
1696 * config.gcc (extra_headers): For x86 and x86-64, remove
1697 gmmintrin.h, add immintrin.h and avxintrin.h.
1699 * config/i386/gmmintrin.h: Renamed to ...
1700 * config/i386/avxintrin.h: This. Issue an error if
1701 _IMMINTRIN_H_INCLUDED is undedined.
1703 * config/i386/immintrin.h: New.
1705 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1708 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1709 mode of PLUS, not mode of the eliminated register.
1711 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1714 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1715 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1716 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1717 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1718 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1719 (*nand<mode>3): Rename to *andnot<mode>3.
1720 (*nandtf3): rename to *andnottf3.
1721 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1722 Use CODE_FOR_mmx_andnotv2si3.
1723 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1724 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1725 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1726 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1727 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1729 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1732 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1733 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1734 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1735 to (not:IMODE (and:IMODE (...))).
1736 (sync_old_nand<mode>): Ditto.
1737 (sync_new_nand<mode>): Ditto.
1739 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1741 * config/arm/thumb2.md (thumb2_casesi_internal,
1742 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1744 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1746 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1747 nand to the changed 4.4 semantic.
1749 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1752 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1753 (fold_builtin_memory_op): Handle even the case where just one
1754 of src and dest is an address of a var decl component, using
1755 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1756 and readonly_data_expr src check.
1757 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1760 PR rtl-optimization/36998
1761 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1762 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1763 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1764 stack_adjust_offset callers.
1765 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1767 (compute_barrier_args_size): Handle insns in annulled branches
1770 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1774 Handle cases when integer argument crosses argument register boundary.
1776 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1779 * config.gcc (i[34567]86-*-solaris2*): Don't include
1780 i386/t-crtstuff here.
1781 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1782 * config/i386/t-sol2: Move to libgcc/config/i386.
1784 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1787 * tlink.c: Include "libiberty.h".
1788 (initial_cwd): Change type into char *.
1789 (tlink_init): Call getpwd instead of getcwd.
1791 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1793 PR rtl-optimization/32283
1794 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1795 of the induction variable to decide whether it may wrap.
1796 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1797 initialization of the bound before the loop.
1798 * simplify-rtx.c (simplify_binary_operation_1): Add two
1799 simplifications regarding AND.
1800 (simplify_plus_minus): Only fail if no simplification is possible.
1801 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1803 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1806 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1807 checking until GIMPLE lowering.
1808 * gimple-low.c (check_call_args): New function.
1809 (lower_stmt) <case GIMPLE_CALL>: Call it.
1811 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1813 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1814 with the same type as the first operand of the AND expression.
1816 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1819 * ira-int.h (struct ira_loop_tree_node): New member
1820 entered_from_non_parent_p.
1822 * ira-color.c (print_loop_title): Print loop bbs.
1824 * ira-emit.c (entered_from_non_parent_p,
1825 setup_entered_from_non_parent_p): New functions.
1826 (not_modified_p): Rename to store_can_be_removed_p. Check there
1828 (generate_edge_moves): Use store_can_be_removed_p instead of
1830 (ira_emit): Call setup_entered_from_non_parent_p.
1832 * ira-build.c (copy_info_to_removed_store_destinations):
1833 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1834 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1835 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1836 update all accumulated attributes.
1838 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1841 * ira-int.h (ira_copy_allocno_live_range_list,
1842 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1843 ira_finish_allocno_live_range_list): New prototypes.
1844 (ira_allocno_live_ranges_intersect_p,
1845 ira_pseudo_live_ranges_intersect_p): Remove.
1847 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1848 ira_pseudo_live_ranges_intersect_p): Rename to
1849 allocnos_have_intersected_live_ranges_p and
1850 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1852 * ira-color.c: ... here
1853 (coalesced_allocno_conflict_p): Use
1854 allocnos_have_intersected_live_ranges_p.
1855 (coalesced_allocnos_living_at_program_points,
1856 coalesced_allocnos_live_at_points_p,
1857 set_coalesced_allocnos_live_points): Remove.
1858 (slot_coalesced_allocnos_live_ranges,
1859 slot_coalesced_allocno_live_ranges_intersect_p,
1860 setup_slot_coalesced_allocno_live_ranges): New.
1861 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1862 (ira_sort_regnos_for_alter_reg): Use
1863 allocnos_have_intersected_live_ranges_p.
1864 (ira_reuse_stack_slot): Use
1865 pseudos_have_intersected_live_ranges_p.
1867 * global.c (pseudo_for_reload_consideration_p): Check
1868 flag_ira_share_spill_slots too.
1870 * ira-build.c (copy_allocno_live_range_list): Rename to
1871 ira_copy_allocno_live_range_list. Make it external.
1872 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1874 (ira_allocno_live_ranges_intersect_p): New.
1875 (ira_finish_allocno_live_range_list): New.
1876 (finish_allocno): Use it.
1877 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1878 (copy_info_to_removed_store_destinations): Ditto. Use
1879 ira_copy_allocno_live_range_list.
1880 (ira_flattening): Use ira_merge_allocno_live_ranges.
1882 * ira.c (too_high_register_pressure_p): New function.
1883 (ira): Switch off sharing spill slots if the pressure is too high.
1885 2008-11-19 Richard Guenther <rguenther@suse.de>
1887 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1888 non-sizetype offsets if their precision matches that of the pointer.
1889 * expr.c (expand_expr_real_1): Always sign-extend the offset
1890 operand of a POINTER_PLUS_EXPR.
1892 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1894 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1895 (mips-sgi-irix[56]*): No need to use fixproto.
1897 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1898 Paul Brook <paul@codesourcery.com>
1900 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1903 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1905 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1907 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1910 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1911 (separate_decls_in_region): Create shared struct even when there
1912 are only reductions.
1914 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1916 * config/picochip/picochip.c (headers): Remove an unnecessary
1919 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1922 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1923 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1925 * config/m68k/m68k.md: Adjust all conditional branches that use the
1926 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1928 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1931 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1932 is a register or zero operand in the correct mode before generating
1933 mtch1 insn or a register operand in the correct mode before generating
1935 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1937 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1939 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1940 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1941 mipsisa*-*-elf*. Handle mipsisa64r2*.
1942 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1943 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1945 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1946 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1948 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1949 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1950 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1953 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1956 * config/i386/i386.md (allocate_stack_worker_32,
1957 allocate_stack_worker_64): Don't use match_dup between input and
1959 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1960 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1962 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1964 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1965 is forced when trying to do a symbol link for it.
1967 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1969 * expmed.c (extract_bit_field_1): Also use a temporary and
1970 convert_extracted_bit_field when the conversion from ext_mode to
1971 the target mode requires explicit truncation.
1973 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1975 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1977 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1978 registers when not optimizing.
1980 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1982 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1983 and its associated define_split. Expose the all-d alternative
1984 to the register allocator, but mark it with "?". Mark the first
1985 alternative with "*?*?".
1986 (*mul_sub_si): Likewise.
1987 (*mul_acc_si_r3900): New pattern.
1989 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1993 propagating x = &a into *x = b, add a cast if not useless
1994 type conversion or don't optimize if another stmt would be
1997 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2000 * optabs.c (expand_sync_operation): Properly handle NAND case
2001 by calculating ~(t1 & val) instead of (~t1 & val).
2002 * builtins.c (expand_builtin_sync_operation): Warn for changed
2003 semantics in NAND builtins.
2004 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2006 * doc/invoke.texi (Warning options): Add Wsync-nand.
2007 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2008 __sync_fetch_and_nand builtin operation in the example. Add a note
2009 about changed semantics in GCC 4.4.
2010 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2011 operation in the example. Add a note about changed semantics in
2014 2008-11-16 Jan Hubicka <jh@suse.cz>
2016 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2019 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2021 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2024 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2027 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2028 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2030 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2031 rather than call_really_used_regs when handling $gp.
2033 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2036 * config/mips/mips.c (machine_function): Update the comment
2037 above global_pointer.
2038 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2039 that a function doesn't need a global pointer.
2040 (mips_current_loadgp_style): Update accordingly.
2041 (mips_restore_gp): Likewise.
2042 (mips_output_cplocal): Likewise.
2043 (mips_expand_prologue): Likewise.
2045 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2047 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2048 parameter. Use DImode for computing the number of registers.
2049 (function_arg): Adjust for above change.
2050 (function_value): Likewise.
2052 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2054 PR tree-optimization/37950
2055 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2056 not computed for the current function.
2058 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2061 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2062 gpr and other COMPONENT_REFs.
2064 2008-11-15 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/38051
2067 * tree-ssa-alias.c (update_alias_info_1): Manually find
2070 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2072 * doc/invoke.texi (-mfix-r10000): Document.
2073 * config/mips/mips.opt (mfix-r10000): New option.
2074 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2075 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2076 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2077 (MIPS_SYNC_OP): Likewise.
2078 (MIPS_SYNC_OP_12): Likewise.
2079 (MIPS_SYNC_OLD_OP_12): Likewise.
2080 (MIPS_SYNC_NEW_OP_12): Likewise.
2081 (MIPS_SYNC_OLD_OP): Likewise.
2082 (MIPS_SYNC_NAND): Likewise.
2083 (MIPS_SYNC_OLD_NAND): Likewise.
2084 (MIPS_SYNC_EXCHANGE): Likewise.
2085 (MIPS_SYNC_EXCHANGE_12): Likewise.
2086 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2088 (MIPS_SYNC_NEW_NAND): Likewise.
2089 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2090 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2091 (mips_output_sync_loop): New function.
2092 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2093 Make -mfix-r10000 require branch-likely instructions.
2094 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2095 mips_output_sync_loop.
2096 (compare_and_swap_12): Likewise.
2097 (sync_add<mode>): Likewise.
2098 (sync_<optab>_12): Likewise.
2099 (sync_old_<optab>_12): Likewise.
2100 (sync_new_<optab>_12): Likewise.
2101 (sync_nand_12): Likewise.
2102 (sync_old_nand_12): Likewise.
2103 (sync_new_nand_12): Likewise.
2104 (sync_sub<mode>): Likewise.
2105 (sync_old_add<mode>): Likewise.
2106 (sync_old_sub<mode>): Likewise.
2107 (sync_new_add<mode>): Likewise.
2108 (sync_new_sub<mode>): Likewise.
2109 (sync_<optab><mode>): Likewise.
2110 (sync_old_<optab><mode>): Likewise.
2111 (sync_new_<optab><mode>): Likewise.
2112 (sync_nand<mode>): Likewise.
2113 (sync_old_nand<mode>): Likewise.
2114 (sync_new_nand<mode>): Likewise.
2115 (sync_lock_test_and_set<mode>): Likewise.
2116 (test_and_set_12): Likewise.
2118 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2120 * gcc.c (cc1_options): Fix comment.
2122 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2125 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2126 argtype instead of result_type.
2128 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2130 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2131 subloop_next/next and subloops/childen fields.
2133 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2135 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2136 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2137 (LOCAL_INCLUDE_DIR): Undefine.
2138 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2140 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2142 PR rtl-optimization/37397
2143 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2144 (ALLOCNO_BAD_SPILL_P): New macro.
2146 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2148 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2149 (create_cap_allocno, propagate_allocno_info,
2150 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2151 (update_bad_spill_attribute): New function.
2152 (ira_build): Call it.
2154 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2156 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2158 PR tree-optimization/38104
2159 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2160 before calling mark_symbols_for_renaming, not after it.
2162 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2164 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2165 (OVERRIDE_OPTIONS): Likewise.
2167 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2168 Andrew Stubbs <ams@codesourcery.com>
2169 Gunnar Von Boehn <gunnar@genesi-usa.com>
2172 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2173 the shorter LEA insn over ADD.L where possible.
2175 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2177 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2178 systems, which are assumend to always provide SSP-support in glibc.
2179 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2181 * configure: Regenerate.
2183 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2186 * function.c (gimplify_parameters): For callee copies parameters,
2187 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2189 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2192 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2193 x86 parts into the `i[34567]86-*-linux*' and parts that are
2194 independent of the processor architecture into the `*-*-linux*' cases.
2195 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2196 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2197 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2198 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2199 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2200 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2201 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2203 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2205 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2206 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2207 (ls2_idiv): Likewise idiv3.
2208 (ls2_prefetch): New reservation.
2209 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2210 * config/mips/mips.md (type): Add imul3nc and idiv3.
2211 (length): Handle idiv3.
2212 (any_mod): New code_iterator.
2213 (u): Handle MOD and UMOD.
2214 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2215 (prefetch): Handle TARGET_LOONGSON_2EF.
2217 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2220 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2221 (prune_unused_types_walk): Call it for non-perennial local classes.
2222 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2223 entry, just set it to 2 and recurse on children, don't walk attributes
2226 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2228 * c-common.c (warn_about_parentheses): Add missing whitespace
2231 2008-11-13 Paul Brook <paul@codesourcery.com>
2233 * doc/invoke.texi: Document --fix-cortex-m3.
2234 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2235 Cortex-M3 cpu is selected.
2236 (output_move_double): Avoid overlapping base register and first
2237 destination register when fix_cm3_ldrd.
2238 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2240 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2243 * gimple.h (gimple_range_check_failed): Remove prototype.
2244 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2246 (gimple_range_check_failed): Removed.
2248 2008-11-13 Andrew Haley <aph@redhat.com>
2251 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2254 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2258 2007-05-07 Mike Stump <mrs@apple.com>
2259 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2260 also checks for and while statements in C++.
2262 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2265 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2266 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2267 - which clones are reachable - as "abstract and needed".
2268 * cgraph.c (cgraph_release_function_body): If a node is
2269 "abstract and needed", do not release its DECL_INITIAL() content
2270 that will be needed to emit debug info.
2272 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2275 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2276 to set HAVE_GETIPINFO.
2277 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2278 * configure: Regenerate.
2279 * config.in: Regenerate.
2281 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2284 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2286 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2289 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2290 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2292 2008-11-12 Jason Merrill <jason@redhat.com>
2295 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2298 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2300 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2301 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2303 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2304 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2306 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2308 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2309 packed-stack special handling.
2310 (FRAME_ADDR_RTX): Add definition.
2312 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2315 * fold-const.c (native_encode_string): New function.
2316 (native_encode_expr): Use it for STRING_CST.
2318 2008-11-12 DJ Delorie <dj@redhat.com>
2320 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2321 insns if the intermediate value will be used later.
2323 2008-11-12 Andreas Schwab <schwab@suse.de>
2325 * config/m68k/m68k.c (print_operand): Mask off extra extension
2326 bits when writing out the representation of real values.
2328 2008-11-12 Ira Rosen <irar@il.ibm.com>
2330 PR tree-optimization/38079
2331 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2334 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2337 * c-pretty-print.c (pp_c_complex_expr): New function.
2338 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2341 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2342 than INNER and INNER is a constant, forcibly align INNER as much
2345 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2347 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2349 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2351 PR rtl-optimization/37363
2352 * simplify-rtx.c (simplify_plus_minus): Don't create
2353 (const (minus ...)) expresisons.
2355 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2357 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2360 2008-11-10 Catherine Moore <clm@codesourcery.com>
2362 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2364 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2365 (BASE_DRIVER_SELF_SPECS): Remove.
2366 (DRIVER_SELF_SPECS): New definition.
2367 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2368 BASE_DRIVER_SELF_SPECS.
2369 * config/mips/sde.h: Likewise.
2370 * config/mips/iris6.h: Likewise.
2371 * config/mips/vr.h: Likewise.
2372 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2374 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2376 PR rtl-optimizations/37948
2377 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2378 (ira_create_copy, ira_add_allocno_copy): New parameter.
2380 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2381 to ira_add_allocno_copy.
2382 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2383 parameter to process_regs_for_copy.
2384 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2385 Fix typo in passing second allocno to ira_add_allocno_copy.
2387 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2388 coalesced allocnos list.
2389 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2391 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2392 (add_ira_allocno_to_ordered_bucket): Rename to
2393 add_allocno_to_ordered_bucket.
2394 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2395 head of coalesced allocnos list.
2396 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2397 Check that it is aready calculated.
2398 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2399 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2401 (coalesce_allocnos): Do extended coalescing too.
2403 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2404 parameter to ira_add_allocno_copy.
2406 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2408 (print_copy): Print copy origination too.
2410 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2413 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2415 PR rtl-optimization/37514
2416 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2417 flag_ira_share_spill_slots to 2 if it's already non-zero.
2418 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2419 flag_ira_share_spill_slots is 2.
2421 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2423 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2424 (prologue_enter_32): Set FB to SP - 4.
2426 2008-11-10 DJ Delorie <dj@redhat.com>
2428 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2429 constraint for single-bit-clear in lower byte of HI constant, vs
2430 Imb which just ignores the upper byte.
2431 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2432 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2433 (iorhi3_16): Check for single bit set, not single bit clear.
2435 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2437 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2439 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2441 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2443 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2444 values living in memory and use more precise alignment information.
2446 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2449 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2450 after __mf_check call if the call must end a bb.
2452 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2456 * combine.c (force_to_mode): Do not process vector types.
2458 * rtlanal.c (nonzero_bits1): Do not process vector types.
2459 (num_sign_bit_copies1): Likewise.
2461 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2463 * config/i386/gnu.h: Add copyright and licensing header.
2464 * config/gnu.h: Likewise.
2466 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2468 * fwprop.c (fwprop_done): Call df_remove_problem.
2470 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2473 * tree-scalar-evolution.c (instantiate_scev_1): Return
2474 chrec_dont_know for VL_EXP_CLASS_P.
2476 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2478 * reg-stack.c (reg_to_stack): Add missing braces in memset
2481 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2483 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2484 (NO_PROFILE_COUNTERS): New define.
2486 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2489 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2491 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2494 * config/sparc/constraints.md (D): New.
2495 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2496 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2498 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2499 Use the 'D' constraint in addition to 'F' in some alternatives.
2500 (DF splitter): Generalize for V64mode.
2501 * doc/md.texi (SPARC): Document the 'D' constraint.
2503 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2505 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2507 2008-11-06 Ben Elliston <bje@au.ibm.com>
2509 * gcc.c: Remove ancient comment about a bug in Sun cc.
2511 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2513 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2515 2008-11-06 Ben Elliston <bje@au.ibm.com>
2517 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2519 2008-11-06 Ben Elliston <bje@au.ibm.com>
2521 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2524 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2527 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2530 2008-11-05 Martin Jambor <mjambor@suse.cz>
2533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2534 pointer arithmetics into array_ref if the array is accessed
2535 through an indirect_ref.
2537 2008-11-05 Richard Guenther <rguenther@suse.de>
2540 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2541 qualified pointer conversion before stripping qualifiers.
2542 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2543 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2544 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2547 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2548 properly canonicalize binary ops.
2549 (forward_propagate_addr_expr_1): Use
2550 may_propagate_address_into_dereference.
2552 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2555 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2556 Initialize uninitialized input registers with a NaN.
2558 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2562 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2564 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2568 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2569 exits and conditions.
2570 * testsuite/gcc.dg/graphite/pr37943.c: New.
2572 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2573 Andrew Pinski <andrew_pinski@playstation.sony.com>
2576 * c-common.c (warn_for_sign_compare): For complex result_type
2577 use component's type.
2579 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2581 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2583 * print-tree.c (print_node): Don't print DECL_INITIAL
2587 * c-common.c (parse_optimize_options): Save and restore
2588 flag_strict_aliasing around decode_options call.
2590 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2593 (host_detect_local_cpu): Use it instead of casted strings to
2594 compare vendor signatures.
2596 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2599 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2600 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2602 2008-11-03 Catherine Moore <clm@codesourcery.com>
2604 * config/mips.c (mips_conditional_register_usage): Handle the
2605 DSP control register.
2606 * doc/extend.texi: Document the DSP control register.
2608 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2609 Jakub Jelinek <jakub@redhat.com>
2611 * omp-low.c (expand_omp_for_generic): If iter_type has different
2612 precision than type and type is a pointer type, cast n1 and n2
2613 first to an integer type with the same precision as pointers
2614 and only afterwards to iter_type.
2616 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2618 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2619 (UNSPEC_GOTSYM_OFF): New unspec.
2620 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2621 (pic_add_dot_plus_eight): Likewise.
2622 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2623 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2624 UNSPEC_PIC_BASE operands.
2625 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2626 (arm_output_addr_const_extra): Handle it.
2628 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2630 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2631 integer class to full integer class if the offset is not word-aligned.
2633 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2636 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2638 (doloop_optimize): Update call to doloop_modify.
2640 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2642 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2644 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2647 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2648 gcc_cv_as_cfi_directive.
2649 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2650 merging read-only and read-write sections or assembler emits
2651 read-write .eh_frame sections.
2652 * configure: Regenerate.
2654 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2657 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2659 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2661 (rs6000_emit_prologue): Invert logic.
2662 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2663 (reg:P 11) instead of match_operand.
2664 (*save_fpregs_<mode>): Likewise.
2665 (*restore_gpregs_<mode>): Likewise.
2666 (*return_and_restore_gpregs_<mode>): Likewise.
2667 (*return_and_restore_fpregs_<mode>): Likewise.
2668 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2669 (reg:P 11) insted of match_operand.
2670 (*restore_gpregs_spe): Likewise.
2671 (*return_and_restore_gpregs_spe): Likewise.
2673 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2675 PR tree-optimization/37684
2676 * gcc.dg/graphite/pr37684.c: New.
2677 * graphite.c (exclude_component_ref): New.
2678 (is_simple_operand): Call exclude_component_ref.
2680 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2682 PR tree-optimization/36908
2683 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2684 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2685 (number_of_rw_in_partition): New.
2686 (partition_contains_all_rw): New.
2687 (ldist_gen): Do not distribute when one of the partitions
2688 contains all the memory operations.
2690 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2692 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2693 EDGE_IRREDUCIBLE_LOOP.
2695 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2698 where we have one entry point in the loop which isn't the head.
2700 2008-11-03 Richard Guenther <rguenther@suse.de>
2703 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2705 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2708 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2709 for ipa and simple ipa passes.
2711 2008-11-02 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/37542
2714 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2715 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2716 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2717 (vn_nary_op_insert_stmt): Likewise.
2718 (visit_use): Likewise.
2720 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2722 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2724 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2725 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2726 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2727 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2728 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2729 peephole2's): Replace unspec with rotate.
2730 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2732 2008-11-02 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/37991
2735 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2736 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2737 (set_ssa_val_to): Print if the value changed.
2738 (simplify_binary_expression): Strip useless conversions.
2740 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2743 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2746 2008-11-01 Richard Guenther <rguenther@suse.de>
2749 * builtins.c (fold_builtin_strspn): Return a size_t.
2750 (fold_builtin_strcspn): Likewise.
2752 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2754 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2755 attribute for struct return convention.
2757 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2759 * config/rs6000/crtsavres.asm: Really, really delete.
2761 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2763 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2765 (rs6000_emit_prologue): Invert logic.
2766 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2767 (reg:P 11) instead of match_operand.
2768 (*save_fpregs_<mode>): Likewise.
2769 (*restore_gpregs_<mode>): Likewise.
2770 (*return_and_restore_gpregs_<mode>): Likewise.
2771 (*return_and_restore_fpregs_<mode>): Likewise.
2772 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2773 (reg:P 11) insted of match_operand.
2774 (*restore_gpregs_spe): Likewise.
2775 (*return_and_restore_gpregs_spe): Likewise.
2777 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2779 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2780 list of word switches that take args.
2782 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2784 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2785 (s390_output_pool_entry): Call it through for_each_rtx.
2788 * expr.c (store_constructor): For vectors, if target is a MEM, use
2789 target's MEM_ALIAS_SET instead of elttype alias set.
2791 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2794 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2797 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2800 * config/rs6000/predicates.md (word_offset_memref_operand):
2801 Restructure code and look inside auto-inc/dec addresses.
2803 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2806 * libgcov.c (__gcov_indirect_call_profiler): Check
2807 TARGET_VTABLE_USES_DESCRIPTORS.
2809 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2811 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2812 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2813 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2814 offset if eliminating soft frame pointer.
2815 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2816 (stack_protect_test_si): Add initial machine description
2817 for Stack Smashing Protector
2819 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2822 * c-common.c (min_precision): Move to...
2823 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2824 * tree.h (tree_int_cst_min_precision): Declare.
2825 * c-common.h (min_precision): Delete declaration.
2826 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2827 multiplication of non-negative integer constants.
2828 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2829 tree_int_cst_min_precision.
2830 (finish_enum): Likewise.
2832 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2835 * convert.c (convert_to_real): Do not optimize conversions of
2836 binary arithmetic operations between binary and decimal
2837 floating-point types. Consider mode of target type in determining
2838 decimal type for arithmetic. Unless
2839 flag_unsafe_math_optimizations, do not optimize binary conversions
2840 where this may change rounding behavior.
2841 * real.c (real_can_shorten_arithmetic): New.
2842 * real.h (real_can_shorten_arithmetic): Declare.
2844 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2846 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2847 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2848 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2850 (must_save_p): For some workarounds, interrupts need to clobber a
2852 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2853 and LC1 for WA_05000257.
2854 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2855 WA_05000283 and WA_05000315.
2856 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2857 (movbi): Add alternative to set CC to 1; improve code for setting
2859 (dummy_load): New pattern.
2861 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2864 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2865 BLKmode for non-memory, convert using a wider MODE_INT mode
2869 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2870 that haven't been removed yet.
2872 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2874 * config/bfin/bfin.c (struct machine_function): New member
2875 has_loopreg_clobber.
2876 (bfin_expand_movmem): Set it when generating memcpy insns.
2877 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2878 expand_epilogue_reg_restore): If we have hardware loops,
2879 memcpy insns (indicated by has_loopreg_clobber) or function
2880 calls, we need to save the loop registers.
2882 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2884 * config/i386/i386.c (core2_cost): Fix typos in comments.
2886 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2889 * combine.c (make_compound_operation): Don't call make_extraction with
2890 non-positive length.
2891 (simplify_shift_const_1): Canonicalize count even if complement_p.
2893 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2895 * convert.c (strip_float_extensions): Do not remove or introduce
2896 conversions between binary and decimal floating-point types.
2898 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2901 * fold-const.c (distribute_bit_expr): Convert common, left and
2902 right arguments to type.
2904 2008-10-28 Nick Clifton <nickc@redhat.com>
2906 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2907 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2908 call_really_used_regs array rather than the call_used_regs array.
2909 (mn10300_get_live_callee_saved_regs, expand_prologue,
2910 expand_epilogue, output_tst): Likewise.
2912 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2915 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2916 (df_get_entry_block_def_set): Neither here.
2917 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2919 PR tree-optimization/37879
2920 * predict.c (tree_estimate_probability): Check if last_stmt is
2921 non-NULL before dereferencing it.
2923 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2925 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2926 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2927 (ira_fast_allocation): Remove the prototype.
2929 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2930 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2931 (color_pass): Modify the updated costs.
2932 (ira_color): Rename to color. Make it static.
2933 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2934 (ira_color): New function.
2936 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2939 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2941 (set_allocno_live, clear_allocno_live, mark_ref_live,
2942 mark_ref_dead): Invalidate corresponding element of
2943 allocno_saved_at_call.
2944 (process_bb_node_lives): Increment last_call_num. Setup
2945 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2946 allocno was already saved.
2947 (ira_create_allocno_live_ranges): Initiate last_call_num and
2948 allocno_saved_at_call.
2950 * ira-build.c (ira_create_allocno): Initiate
2951 ALLOCNO_UPDATED_COVER_CLASS_COST.
2952 (create_cap_allocno, propagate_allocno_info,
2953 remove_unnecessary_allocnos): Remove setting updated costs.
2954 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2956 * ira.c (ira): Don't call ira_fast_allocation.
2958 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2961 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2964 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2966 * ira-int.h (ira_hard_regno_cover_class): New.
2968 * ira-lives.c (mark_reg_live, mark_reg_dead,
2969 process_bb_node_lives): Use ira_hard_regno_cover_class.
2971 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2972 (setup_hard_regno_cover_class): New function.
2973 (ira_init): Call setup_hard_regno_cover_class.
2975 * ira-costs.c (cost_class_nums): Add comment.
2976 (find_allocno_class_costs): Initiate cost_class_nums.
2977 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2979 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2982 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2983 Rename to copy_info_to_removed_store_destinations. Propagate
2984 conflict hard regs and register stack attribute.
2986 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2989 * pa.c (function_arg_padding): Pad complex and vector types
2990 upward in 64-bit runtime.
2991 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2993 2008-10-26 Matthias Klose <doko@ubuntu.com>
2995 * doc/install.texi: Document requirements on antlr.
2997 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2999 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3002 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3005 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3006 is defined, use it to modify the constant offset.
3008 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3010 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3011 and short arguments to the correct location as mandated by the ABI.
3013 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3015 PR rtl-optimization/37769
3016 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3018 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3020 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3021 unwind-dw2-Os-4-200.o.
3023 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3025 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3026 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3028 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3030 PR tree-optimization/36038
3031 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3032 add sizetype IV with initial value zero instead of pointer type.
3034 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3037 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3038 around bit operation.
3039 * profile.c (is_edge_inconsistent): Likewise.
3040 * fold-const.c (truth_value_p): Move from here...
3041 * tree.h (truth_value_p): ... to here.
3042 * c-tree.h (c_expr): Update description of original_code.
3043 * c-typeck.c (parser_build_unary_op): Set original_code.
3044 (parser_build_binary_op): Update call to warn_about_parentheses.
3045 * c-common.c (warn_about_parentheses): Take two additional
3046 arguments of the operands. Use a switch. Quote operators
3047 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3048 Add warning about !x | y and !x & y.
3049 * c-common.h (warn_about_parentheses): Update declaration.
3051 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3053 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3054 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3055 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3057 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3058 (check-%): For test targets listed in lang_checks_parallelized
3059 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3060 run the testing in multiple make goals, possibly parallel, and
3061 afterwards run dg-extract-results.sh to merge the sum and log files.
3063 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3065 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3066 (mips_move_to_gpr_cost): Likewise.
3067 (mips_move_from_gpr_cost): Likewise.
3068 (mips_register_move_cost): Make more fine-grained.
3070 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3072 * graphite.c (graphite_apply_transformations): Check for
3073 -fgraphite-identity.
3074 * toplev.c (process_options): Add graphite_identity.
3075 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3077 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3079 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3080 mulhisihl and mulhisihh builtins.
3082 From Jie Zhang <jie.zhang@analog.com>
3083 * config/bfin/bfin.md (composev2hi): Put operands into vector
3086 2008-10-22 Chao-ying Fu <fu@mips.com>
3088 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3090 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3092 From Mike Frysinger <michael.frysinger@analog.com>
3093 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3094 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3095 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3096 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3097 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3098 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3099 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3100 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3101 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3102 __ADSPBF51x__ for all of them.
3103 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3104 -mcpu bf512, bf514, bf516, and bf518.
3105 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3106 bf512-none, bf514-none, bf516-none, and bf518-none.
3107 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3108 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3109 * doc/invoke.texi (Blackfin Options): Document that
3110 -mcpu now accepts bf512, bf514, bf516, and bf518.
3112 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3115 * fold-const.c (build_range_type): For 1 .. signed_max
3116 range call build_nonstandard_inter_type if signed_type_for
3117 returned a type with bigger precision.
3119 2008-10-22 Richard Guenther <rguenther@suse.de>
3121 * tree.def (COMPLEX_TYPE): Constrain element type.
3122 * tree.c (build_complex_type): Assert that.
3123 * tree-ssa-structalias.c (could_have_pointers): Complex types
3124 cannot have pointers.
3126 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3129 * c-typeck.c (convert_for_assignment): Do not give declaration's
3130 location for builtins. Spell out which type was expected and which
3133 2008-10-22 Nick Clifton <nickc@redhat.com>
3135 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3136 the fdpic register to be a target when running in fdpic mode.
3138 2008-10-22 Rafael Espindola <espindola@google.com>
3140 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3141 newly created statements.
3143 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3146 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3147 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3148 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3150 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3153 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3154 Adjust -mcmodel=medium description for 2005-07-31 changes.
3156 2008-10-22 Jan Hubicka <jh@suse.cz>
3157 Jakub Jelinek <jakub@redhat.com>
3160 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3162 2008-10-21 Richard Henderson <rth@redhat.com>
3165 * emit-rtl.c (get_spill_slot_decl): Export.
3166 * emit-rtl.h (get_spill_slot_decl): Declare.
3167 * var-tracking.c (vt_add_function_parameters): Relax assertion
3168 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3170 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3172 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3173 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3176 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3179 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3180 processed by get_maxval_strlen.
3182 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3185 * tree.c (get_file_function_name): Copy first_global_object_name.
3186 Centralize call to clean_symbol_name.
3188 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3190 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3191 * config/svr4.h (SVR4_ASM_SPEC): New.
3192 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3193 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3195 * doc/invoke.texi (Option Summary): Add -T to linker options.
3196 (Link Options): Document -T.
3198 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3200 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3203 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3206 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3208 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3210 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3213 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3215 * doc/install.texi: Fix typos in previous patch.
3217 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3219 * doc/install.texi: Document in-tree building of gcc and mpfr.
3221 2008-10-19 Richard Guenther <rguenther@suse.de>
3223 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3225 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3228 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3229 (build_enumerator): Convert enumerators that fit in integer to
3232 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3234 * config/i386/i386.md (unnamed peephole2): Do not force memory
3235 operands of arith or logical instructions into registers for
3236 non-TARGET_READ_MODIFY targets.
3238 (ffs_cmove): Change operand 0 predicate to register_operand.
3239 Change operand 1 predicate to nonimmediate_operand.
3241 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3243 2008-10-18 Richard Guenther <rguenther@suse.de>
3245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3246 VIEW_CONVERT_EXPR case against invalid gimple.
3248 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3250 * c-parser.c (c_parser_binary_expression): Silence the
3251 uninitialized variable warning emitted for binary_loc.
3253 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3255 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3258 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3261 * c-typeck.c (build_unary_op): Use omit_one_operand for
3262 IMAGPART_EXPR of real argument.
3264 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3266 PR tree-optimization/37664
3267 * fold-const.c (fold_binary): When optimizing comparison with
3268 highest or lowest type's value, don't consider TREE_OVERFLOW.
3270 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3273 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3274 * coverage.c: Include tm_p.h.
3275 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3276 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3277 dollar signs from PREFIX.
3278 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3279 instead of manual strip_name_encoding.
3281 2008-10-16 Richard Guenther <rguenther@suse.de>
3284 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3285 volatile qualified functions or methods as relevant.
3287 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3289 PR tree-optimization/37525
3290 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3291 sizetype unsigned constants, both in the case of C and bounds.
3293 2008-10-15 Jan Hubicka <jh@suse.cz>
3295 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3297 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3300 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3301 HARD_REGNO_CALL_PART_CLOBBERED.
3303 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3306 * ira-lives.c (mark_early_clobbers): Remove.
3307 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3308 check_and_make_def_conflicts,
3309 make_early_clobber_and_input_conflicts,
3310 mark_hard_reg_early_clobbers): New functions.
3311 (process_bb_node_lives): Call
3312 make_early_clobber_and_input_conflicts and
3313 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3315 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3316 early clobbers of pseudo-registers.
3318 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3321 * ira-build.c (ira_flattening): Recalculate
3322 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3323 from the scratch instead of the propagation.
3325 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3327 * doc/rtl.texi (const_double): Remove the "addr" operand.
3328 Describe CONST_DOUBLE_* macros under const_double rather
3330 (const_fixed): Fix the operand description.
3331 (const): Add an @findex directive.
3332 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3333 after the constant rtl table.
3334 (fix): Combine floating-point and fixed-point descriptions.
3336 * sched-deps.c (sched_analyze_2): Remove reference to
3339 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3341 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3343 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3344 for UNSPEC_GOTSYM_OFFs.
3345 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3346 (add_GOT_to_pic_reg): Use it.
3347 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3349 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3350 Harsha Jagasia <harsha.jagasia@amd.com>
3352 PR tree-optimization/37485
3353 * graphite.c (gmp_cst_to_tree): Moved.
3354 (iv_stack_entry_is_constant): New.
3355 (iv_stack_entry_is_iv): New.
3356 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3357 (loop_iv_stack_insert_constant): New.
3358 (loop_iv_stack_pop): Use new datatpype.
3359 (loop_iv_stack_get_iv): Same.
3360 (loop_iv_stack_get_iv_from_name): Same.
3361 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3362 (loop_iv_stack_patch_for_consts): New.
3363 (loop_iv_stack_remove_constants): New.
3364 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3365 (translate_clast): Call loop_iv_stack_patch_for_consts and
3366 loop_iv_stack_remove_constants.
3367 (gloog): Use new datatype. Redirect construction edge to end
3368 block to avoid accidental deletion.
3369 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3371 (union iv_stack_entry_data): New. Data in iv stack entry.
3372 (struct iv_stack_entry): New. Datatype for iv stack entries.
3374 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3376 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3377 * graphite.c (free_scop): Same.
3378 (build_scops): Same.
3379 (free_scattering): New.
3380 (build_cloog_prog): Call free_scattering.
3381 (patch_phis_for_virtual_defs): Fix memleak.
3382 (graphite_trans_bb_strip_mine): Same.
3383 (limit_scops): Same.
3385 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3386 Harsha Jagasia <harsha.jagasia@amd.com>
3388 PR tree-optimization/37828
3389 * graphite.c (graphite_trans_loop_block): Do not loop block
3390 single nested loops.
3392 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3394 PR tree-optimization/37686
3395 * tree-loop-linear.c (linear_transform_loops): Build a
3396 loop nest vector. Pass it to lambda_compute_access_matrices.
3397 * tree-data-ref.h (struct access_matrix): Store the loop nest
3398 relative to which it encodes the information.
3399 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3400 (am_vector_index_for_loop): Reimplemented: iterate over the
3401 loop nest for finding the loop index in the access matrix.
3402 (lambda_compute_access_matrices): Update declaration.
3403 * lambda-code.c (build_access_matrix): Pass the loop nest and
3405 (lambda_compute_access_matrices): Same.
3407 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3409 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3410 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3411 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3412 already implies hard float. Also fix several insn condition
3413 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3415 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3418 Based on patches by Laurent Vivier.
3419 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3420 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3421 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3422 dollar sign to underscore.
3423 (ASM_OUTPUT_EXTERNAL): Same.
3424 (ASM_OUTPUT_LABELREF): New.
3425 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3427 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3428 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3429 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3430 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3432 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3434 PR tree-optimization/36881
3435 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3436 that each value doesn't need runtime relocations, for !flag_pic
3437 check that each value is just a valid initializer constant.
3439 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3441 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3442 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3443 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3444 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3446 (REG_CLASS_NAMES): Update accordingly.
3447 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3448 rather than an unpredictable descriptive string.
3449 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3450 (mips_register_move_cost): Check for specific COP*_REGS classes,
3451 instead of ALL_COP_AND_GR_REGS.
3452 (mips_ira_cover_classes): New function.
3453 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3454 (TARGET_IRA_COVER_CLASSES): Define.
3456 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3459 * tree.c (build_type_attribute_qual_variant): Hash on the
3460 unqualified type, and don't overwrite an existing
3461 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3462 allow distinguishing between wchar_t and its underlying type. This
3463 also means that we'll retain a little more typedef information.
3465 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3466 Dmitry Melnik <dm@ispras.ru>
3467 Dmitry Zhurikhin <zhur@ispras.ru>
3468 Alexander Monakov <amonakov@ispras.ru>
3469 Maxim Kuvyrkov <maxim@codesourcery.com>
3471 * target.h (struct gcc_target): Update prototypes of needs_block_p
3473 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3474 * sel-sched.c (create_speculation_check): Likewise.
3475 * doc/tm.texi: Provide documentation for new target hooks.
3477 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3478 (ia64_gen_spec_insn): Removed.
3479 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3480 ia64_gen_spec_check): New static functions.
3481 (ia64_alloc_sched_context, ia64_init_sched_context,
3482 ia64_set_sched_context, ia64_clear_sched_context,
3483 ia64_free_sched_context, ia64_get_insn_spec_ds,
3484 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3485 (ia64_needs_block_p): Change prototype.
3486 (ia64_gen_check): Rename to ia64_gen_spec_check.
3487 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3488 into declaration, add special memory dependencies handling.
3489 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3490 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3491 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3492 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3493 Define new target hooks.
3494 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3495 (ia64_optimization_options): Turn on selective scheduling with -O3,
3496 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3497 default with selective scheduling.
3498 (ia64_override_options): Initialize align_loops and align_functions
3499 to 32 and 64, respectively. Set global selective scheduling flags
3500 according to target-dependent flags.
3501 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3502 (group_barrier_needed): Use new mstop-bit-before-check flag.
3504 (dfa_state_size): Make global.
3505 (spec_check_no, max_uid): Remove.
3506 (mem_ops_in_group, current_cycle): New variables.
3507 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3508 Initialize new variables.
3509 (is_load_p, record_memory_reference): New functions.
3510 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3512 (ia64_variable_issue): Change use of current_sched_info to
3513 sched_deps_info. Update comment. Note if a load or a store is issued.
3514 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3515 advance if maximal number of loads or stores was issued on current
3517 (scheduled_good_insn): New static helper function.
3518 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3519 a group barrier is needed. Fix vertical spacing. Guard the code
3520 doing state transition with last_scheduled_insn check.
3521 Mark that a stop bit should be before current insn if there was a
3522 cycle advance. Update current_cycle and mem_ops_in_group.
3523 (ia64_h_i_d_extended): Change use of current_sched_info to
3524 sched_deps_info. Reallocate stops_p by larger chunks.
3525 (struct _ia64_sched_context): New structure.
3526 (ia64_sched_context_t): New typedef.
3527 (ia64_alloc_sched_context, ia64_init_sched_context,
3528 ia64_set_sched_context, ia64_clear_sched_context,
3529 ia64_free_sched_context): New static functions.
3530 (gen_func_t): New typedef.
3531 (get_spec_load_gen_function): New function.
3532 (SPEC_GEN_EXTEND_OFFSET): Declare.
3533 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3534 (get_mode_no_for_insn): Change the condition that prevents use of
3535 special hardware registers so it can now handle pseudos.
3536 (get_spec_unspec_code): New function.
3537 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3538 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3539 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3540 during selective scheduling.
3541 (ia64_speculate_insn): Use ds_get_speculation_types when
3542 determining whether we need to change the pattern.
3543 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3544 (ia64_spec_check_src_p): Support new speculation/check codes.
3545 (struct bundle_state): New field.
3546 (issue_nops_and_insn): Initialize it.
3547 (insert_bundle_state): Minimize mid-bundle stop bits.
3548 (important_for_bundling_p): New function.
3549 (get_next_important_insn): Use important_for_bundling_p.
3550 (bundling): When shifting TImode from unimportant insns, ignore
3551 also group barriers. Assert that best state is found before
3552 the backward bundling pass. Print number of mid-bundle stop bits.
3553 Minimize mid-bundle stop bits. Check correct calculation of
3554 mid-bundle stop bits.
3555 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3556 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3558 (sel2_run): New variable.
3559 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3560 selective scheduling pass instead of schedule_ebbs.
3562 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3563 (UNSPEC_LDS_A): New UNSPEC.
3564 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3565 movti_internal, movsf_internal, movdf_internal,
3566 movxf_internal): Make visible. Add speculable* attributes.
3567 (output_c_nc): New mode attribute.
3568 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3569 mov<mode>_nc, zero_extend<mode>di2_nc,
3570 advanced_load_check_nc_<mode>): New insns.
3571 (zero_extend*): Add speculable* attributes.
3573 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3574 (msched-stop-bits-after-every-cycle): Likewise.
3575 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3577 (msched-spec-verbose): Remove.
3578 (msched-prefer-non-data-spec-insns,
3579 msched-prefer-non-control-spec-insns,
3580 msched-count-spec-in-critical-path,
3581 msel-sched-dont-check-control-spec): Use Target Report Var
3582 instead of Common Report Var.
3584 * config/ia64/itanium2.md: Remove incorrect bypass.
3586 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3588 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3591 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3592 and -fhelp=separate.
3594 2008-10-14 Ben Elliston <bje@au.ibm.com>
3596 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3598 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3600 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3603 2008-10-13 Matthias Klose <doko@ubuntu.com>
3605 * config/pa/linux-atomic.c: Work around missing header file
3606 for hppa64-linux-gnu targets.
3608 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3609 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3610 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3611 Grace Cao <grace_cao@playstation.sony.com>
3613 * doc/invoke.texi (-mgen-cell-microcode): Document.
3614 (-mwarn-cell-microcode): Document.
3615 * cfglayout.c (locator_location): Export.
3616 * rtl.h (locator_location): Define prototype.
3617 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3619 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3620 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3621 (mwarn-cell-microcode): New option.
3622 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3623 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3624 cell and not already set.
3625 Turn off string instructions if not generating cell microcode.
3626 (rs6000_final_prescan_insn): New function that warns about microcoded
3628 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3629 * config/rs6000/rs6000.md
3630 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3631 the instruction would have been microcoded on the Cell. Set
3632 cell_micro to always on unnamed patterns for the string instructions.
3633 (cell_micro): Update definition, remove load/store conditional
3635 (sign_extend:DI): Define new pattern for non microcoded version.
3636 (sign_extend:SI): Likewise.
3637 (compare (div:P)): Set cell_micro to not.
3638 (andsi3): Define as an expand.
3639 (andsi3_mc): New pattern.
3640 (andsi3_nomc): New pattern.
3641 (andsi3_internal0_nomc): New pattern.
3642 (andsi3_internal2): Rename to ...
3643 (andsi3_internal2_mc): this and enable iff generating microcode.
3644 (andsi3_internal3): Rename to ...
3645 (andsi3_internal3_mc): this and enable iff generating microcode.
3646 (andsi3_internal4): Enable iif generating microcode.
3647 (andsi3_internal5): Rename to ..
3648 (andsi3_internal5_mc): this and enable iff generating microcode.
3649 (andsi3_internal5_nomc): New pattern.
3650 (extzvdi_internal1): Enable iff generating microcode.
3651 (extzvdi_internal2): Likewise.
3652 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3653 (anddi3): Change to expand.
3654 (anddi3_mc): Rename from anddi3.
3655 (anddi3_no_mc): New pattern.
3656 (anddi3_internal2): Rename to ..
3657 (anddi3_internal2_mc): this and enable iff generating microcode.
3658 (anddi3_internal2_nomc): New pattern.
3659 (anddi3_internal3): Rename to ..
3660 (anddi3_internal3_mc): this and enable iff generating microcode.
3661 (anddi3_internal3_nomc): New pattern.
3662 (movti_string): Set cell_micro to always if TARGET_STRING.
3663 (stmsi8): Set cell_micro to always.
3669 (stmsi8_power): Likewise.
3670 (stmsi7_power): Likewise.
3671 (stmsi6_power): Likewise.
3672 (stmsi5_power): Likewise.
3673 (stmsi4_power): Likewise.
3674 (stmsi3_power): Likewise.
3675 (movsi_update2): Enable iff generating microcode.
3676 (movhi_update3): Likewise.
3677 (lmw): Set cell_micro to always.
3679 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3681 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3682 * config/s390/s390.c (machine_function): Remove
3683 decomposed_literal_pool_addresses_ok_p.
3684 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3685 the difference of two labels.
3686 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3687 (s390_pool_offset): New function.
3688 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3689 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3691 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3693 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3694 (powerpc*-*-linux-gnu*): Describe.
3695 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3696 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3697 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3698 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3699 config/rs6000/e500crtres32gpr.asm,
3700 config/rs6000/e500crtres64gpr.asm,
3701 config/rs6000/e500crtres64gprctr.asm,
3702 config/rs6000/e500crtrest32gpr.asm,
3703 config/rs6000/e500crtrest64gpr.asm,
3704 config/rs6000/e500crtresx32gpr.asm,
3705 config/rs6000/e500crtresx64gpr.asm,
3706 config/rs6000/e500crtsav32gpr.asm,
3707 config/rs6000/e500crtsav64gpr.asm,
3708 config/rs6000/e500crtsav64gprctr.asm,
3709 config/rs6000/e500crtsavg32gpr.asm,
3710 config/rs6000/e500crtsavg64gpr.asm,
3711 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3712 * config/rs6000/crtsavres.asm: Really remove.
3714 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3717 * c-format.c (convert_format_name_to_system_name): Use
3718 TARGET_OVERRIDES_FORMAT_INIT.
3719 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3720 * config/i386/mingw.opt: New.
3721 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3722 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3723 (ms_printf_length_specs): Removed const specifier.
3724 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3725 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3727 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3729 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3730 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3732 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3735 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3736 sure that ref has valid bb.
3738 2008-10-12 Richard Henderson <rth@redhat.com>
3741 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3742 * alias.c (value_addr_p, stack_addr_p): Remove.
3743 (nonoverlapping_memrefs_p): Remove IRA special case.
3744 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3745 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3746 * reload1.c (alter_reg): Use it.
3748 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3750 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3751 of registers instead of eax, ebx, ecx and edx. Use for loop
3752 and check register for non-zero value before the call
3753 to decode_caches_intel.
3755 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3757 PR rtl-optimization/37448
3758 * df.h (df_ref_class): New enum.
3759 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3760 (struct df_ref): Replaced with union df_ref_d.
3761 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3762 New members of df_ref_d union.
3763 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3764 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3765 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3766 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3767 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3768 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3769 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3770 (df_scan_bb_info, df_bb_regno_first_def_find,
3771 df_bb_regno_last_def_find, df_find_def, df_find_use,
3772 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3773 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3774 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3775 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3776 Replaced struct df_ref * with df_ref.
3777 * df-scan.c (df_collection_rec, df_null_ref_rec,
3778 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3779 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3780 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3781 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3782 df_reorganize_refs_by_reg_by_reg,
3783 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3784 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3785 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3786 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3787 df_bb_refs_record, df_exit_block_uses_collect,
3788 df_record_exit_block_uses, df_reg_chain_mark,
3789 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3790 df_ref * with df_ref.
3791 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3792 df_ref_class parameter.
3793 (df_scan_problem_data): Added new pools for different types of refs.
3794 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3795 df_ref_create_structure): Processed new ref pools.
3796 (df_scan_start_dump): Added counts of refs and insns.
3797 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3798 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3799 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3800 code to pass df_ref_class down to ref creation functions.
3801 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3802 df_reg_chain_mark): Use macros to hide references to df_refs.
3803 (df_ref_chain_change_bb): Removed.
3804 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3805 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3806 Enhanced to understand df_ref union structure.
3807 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3808 all_uses_available_at, update_df, try_fwprop_subst,
3809 forward_propagate_subreg, forward_propagate_and_simplify,
3810 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3811 df_ref * with df_ref.
3812 (use_killed_between, all_uses_available_at): Use macros to hide
3813 references to df_refs.
3814 * regstat.c (regstat_bb_compute_ri,
3815 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3817 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3818 see_handle_relevant_refs, see_analyze_one_def,
3819 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3820 struct df_ref * with df_ref.
3821 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3822 global_conflicts): Replaced struct df_ref * with df_ref.
3823 * ddg.c (create_ddg_dep_from_intra_loop_link,
3824 add_cross_iteration_register_deps, build_inter_loop_deps):
3825 Replaced struct df_ref * with df_ref.
3826 (create_ddg_dep_from_intra_loop_link,
3827 add_cross_iteration_register_deps): Use macros to hide references
3829 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3830 df_ref * with df_ref.
3831 * df-core.c (df_bb_regno_first_def_find,
3832 df_bb_regno_last_def_find, df_find_def, df_find_use,
3833 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3834 debug_df_ref): Replaced struct df_ref * with df_ref.
3835 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3836 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3838 * web.c (union_defs, entry_register, replace_ref, web_main):
3839 Replaced struct df_ref * with df_ref.
3840 (union_defs, replace_ref): Use macros to hide references to df_refs.
3841 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3842 Replaced struct df_ref * with df_ref.
3843 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3844 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3845 Replaced struct df_ref * with df_ref.
3846 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3847 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3849 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3850 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3851 df_compute_accessed_bytes_strict_low_part,
3852 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3853 Replaced struct df_ref * with df_ref.
3854 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3855 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3856 df_ref * with df_ref.
3857 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3858 check_dependency, check_dependencies, record_uses): Replaced
3859 struct df_ref * with df_ref.
3860 (invariant_for_use, check_dependency): Use macros to hide
3861 references to df_refs.
3862 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3863 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3864 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3865 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3866 references to df_refs.
3867 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3869 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3870 * df-problems.c (df_rd_bb_local_compute_process_def,
3871 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3872 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3873 df_chain_remove_problem, df_chain_create_bb_process_use,
3874 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3875 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3876 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3877 df_byte_lr_simulate_artificial_refs_at_top,
3878 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3879 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3880 df_simulate_uses, df_simulate_artificial_refs_at_end,
3881 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3883 (df_chain_dump): Use macros to hide references to df_refs.
3884 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3885 df_ref * with df_ref.
3886 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3887 mark_artificial_uses, mark_reg_dependencies,
3888 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3890 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3892 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3894 (array_ref_element_size): Likewise.
3895 (array_ref_low_bound): Likewise.
3896 (array_ref_up_bound): Likewise.
3897 * expr.c (contains_packed_reference): Likewise.
3898 (array_ref_element_size): Likewise.
3899 (array_ref_low_bound): Likewise.
3900 (array_ref_up_bound): Likewise.
3901 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3902 with ARRAY_RANGE_REF.
3903 (idx_find_step): Likewise.
3904 (idx_record_use): Likewise.
3905 (strip_offset_1): Likewise.
3906 (idx_remove_ssa_names): Likewise.
3908 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3909 Andi Kleen <ak@linux.intel.com>
3911 * config/i386/cpuid.h (__cpuid_count): New defines.
3912 * config/i386/driver-i386.c (struct cache_desc): New structure.
3913 (describe_cache): Use struct cache_desc to pass cache descriptions.
3914 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3915 (detect_caches_amd): Use struct cache_desc to describe caches.
3916 (decode_caches_intel): Use struct cache_desc to pass cache
3917 descriptions. Update descriptions to match latest (rev -032,
3918 December 2007) CPUID documentation. Do not check valid bit here.
3919 Check for Xeon MP value 0x49 problems.
3920 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3921 Check valid bit before calling decode_caches_intel. Detect number
3922 of times to repeat CPUID instruction.
3923 (detect_caches_cpuid4): New function.
3924 (detect_caches_intel): Depending on max_level, call
3925 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3926 only when other methods fail to provide valid L2 cache description.
3928 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3931 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3932 it to PIC call patterns.
3933 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3934 code generation and attributes from pattern. Change peephole2 to
3935 split for noreturn case. Revise split pattern for non noreturn case.
3936 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3937 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3938 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3941 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3943 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3944 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3946 (divdf3): Reformat long line.
3948 2008-10-11 Michael J. Eager <eager@eagercon.com>
3950 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3952 (rs6000_handle_option): Process -mfpu options.
3953 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3954 (enum fpu_type_t): New.
3955 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3956 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3958 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3959 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3960 * config/rs6000/rs6000.opt (-mfpu): New.
3961 (-mxilinx-fpu): New.
3962 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3963 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3964 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3965 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3966 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3968 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3971 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3972 LO_SUM on Darwin if mode has just one unit.
3974 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3977 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3978 has been optimized out.
3980 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3982 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3983 instead of PIC_DIRECT_ADDR_P.
3984 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3985 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3986 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3987 (PIC_OFFSET_P): Rename to...
3988 (PCREL_SYMOFF_P): ...this.
3989 (PIC_DIRECT_ADDR_P): Delete.
3990 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3992 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3993 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3994 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3995 * config/sh/sh.c (print_operand): Remove CONST handling.
3996 (unspec_caller_rtx_p): Rewrite to use split_const and check
3997 the operands of UNSPEC bases.
3998 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3999 with (unspec [A B] UNSPEC_SYMOFF).
4000 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4001 UNSPEC_PCREL_SYMOFF.
4002 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4003 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4004 (UNSPEC_EXTRACT_U16): Likewise.
4005 (UNSPEC_SYMOFF): Likewise.
4006 (UNSPEC_PCREL_SYMOFF): Likewise.
4007 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4009 (movsi_const_16bit): Likewise.
4010 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4011 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4012 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4013 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4014 with (unspec [A B] UNSPEC_SYMOFF).
4015 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4016 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4017 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4018 (Csu): Likewise UNSPEC_EXTRACT_U16.
4019 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4020 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4022 2008-10-10 Stepan Kasal <skasal@redhat.com>
4024 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4025 for loop strip mining and loop blocking.
4027 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4029 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4030 vary types depending on debug info.
4032 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4034 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4035 before ensuring it's already computed.
4037 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4039 * rtl.h (locator_eq): New decl.
4040 * cfglayout.c (locator_scope): New function.
4041 (insn_scope): Use it.
4042 (locator_eq): New function.
4043 (fixup_reorder_chain): Search for last insn in src bb
4044 that has locator set or first insn in dest bb. Use
4045 locator_eq instead of == to compare locators.
4046 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4047 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4048 == to compare locators.
4050 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4052 * gimple-low.c (lower_function_body, lower_gimple_return,
4053 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4054 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4055 goto_block on edges if goto_locus is known.
4058 * tree.h (get_object_alignment): Declare.
4059 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4060 get_object_alignment if needed.
4061 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4063 (get_object_alignment): ... here. New function. Try harder to
4064 determine alignment from get_inner_reference returned offset.
4066 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4068 * graphite.c (gloog): Don't call find_unreachable_blocks
4069 before delte_unreachable_blocks.
4071 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4072 goto_locus of true_edge into RTL locator.
4074 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4077 (*jcc_btdi_mask_rex64): Ditto.
4079 (*jcc_btsi_mask): Ditto.
4080 (*jcc_btsi_1): Ditto.
4081 (*jcc_btsi_mask_1): Ditto.
4083 2008-10-08 Paul Brook <paul@codesourcery.com>
4085 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4086 compatible profiler (__gnu_mcount_nc).
4087 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4089 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4091 * config/i386/i386.c (initial_ix86_tune_features): Add
4092 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4093 * config/i386/i386.h (ix86_tune_indices): Likewise.
4094 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4096 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4097 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4098 for FP to FP splitters.
4100 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4102 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4105 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4109 PR rtl-optimization/37341
4110 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4111 to ORIG_BB, pass through ORIG_BB recursively.
4112 (cse_condition_code_reg): Adjust caller.
4114 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4116 * sdbout.c (sdbout_one_type): Treat the value type
4117 CONST_DECL for enumerals.
4119 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4121 * config/i386/i386.md: Remove trailing white spaces.
4123 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4125 PR rtl-optimization/37448
4126 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4127 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4129 (struct output_info) [count]: Renamed total_created and made
4131 (struct output_info) [size]: Renamed total_allocated and made
4133 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4134 Properly keep track of desc->size.
4135 (print_statistics, dump_alloc_pool_statistics): Enhance the
4136 printing of statistics to print the number of elements and to use
4139 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4142 * opts.h (CL_SAVE): Move up to flags range.
4143 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4144 CL_COMMON): Renumber.
4145 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4146 * opts.c (common_handle_option): Revert last change.
4148 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/i386-protos.h (ix86_schedule): New.
4152 * config/i386/i386.c (ix86_schedule): New.
4153 (override_options): Add schedule to processor_alias_table. Set
4154 ix86_schedule from the schedule field in processor_alias_table.
4155 (ix86_function_specific_save): Save ix86_schedule.
4156 (ix86_function_specific_restore): Restore ix86_schedule.
4158 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4159 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4162 * config/i386/i386.opt: Add schedule.
4164 * config/i386/ppro.md: Remove generic32.
4166 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4169 * expr.c (count_type_elements): Handle ERROR_MARK.
4171 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4176 * basic-block.h (struct edge_def): Add goto_block field.
4177 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4178 one insn with locus corresponding to edge's goto_locus if !optimize.
4179 * profile.c (branch_prob): Copy edge's goto_block.
4180 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4182 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4183 locator in between the merged basic blocks if !optimize and needed.
4184 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4185 goto_locus into RTL locator. For unconditional jump use that
4186 locator for the jump insn.
4187 (expand_gimple_cond): Convert goto_block and goto_locus into
4188 RTL locator for all remaining edges. For unconditional jump
4189 use that locator for the jump insn.
4190 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4191 there is more than one edge or insn locator along the forwarding
4192 edges and !optimize. If there is just one, set e->goto_locus.
4193 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4195 (move_block_to_fn): Adjust edge's goto_block.
4197 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4200 * expmed.c (expand_mult): Properly check DImode constant in
4203 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4206 * dwarf2out.c (common_block_die_table): New variable.
4207 (common_block_die_table_hash, common_block_die_table_eq): New
4209 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4210 COMMON block in the current scope rather than globally. Optimize
4211 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4212 DW_OP_addr SYMBOL_REF+off.
4214 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4216 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4217 Return true for non-addressable GIMPLE operands.
4219 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4222 * config/i386/i386.c (initial_ix86_tune_features): Remove
4223 X86_TUNE_USE_BIT_TEST.
4224 * config/i386/i386.h (ix86_tune_indices): Likewise.
4225 (TARGET_USE_BIT_TEST): Removed.
4227 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4229 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4231 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4233 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4234 (mul<mode>3_mul3): ... into this new template.
4236 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4238 * gimplify.c (gimplify_arg): Add location argument. Use it.
4239 (gimplify_call_expr): Pass location to gimplify_arg.
4240 (gimplify_modify_expr_to_memcpy): Same.
4241 (gimplify_modify_expr_to_memset): Same.
4243 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4246 Update calls to build_unary_op and build_indirect_ref for location
4249 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4252 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4253 * c-typeck.c (array_to_pointer_conversion): Pass location to
4255 (function_to_pointer_conversion): Use error_at and warning_at.
4256 (build_indirect_ref): Same.
4257 (build_array_ref): Pass location to build_binary_op.
4258 (parser_build_unary_op): Do not set location after calling
4260 (build_unary_op): Add location argument. Use it throughout. Set
4261 EXPR_LOCATION before returning new tree.
4262 (build_modify_expr): Same.
4263 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4265 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4266 build_indirect_ref, build_modify_expr.
4267 (c_finish_omp_for): Same. Use error_at instead of error.
4268 * c-common.c (c_common_truthvalue_conversion): Pass location to
4270 (warn_for_div_by_zero): Add location argument.
4271 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4272 build_unary_op, warn_for_div_by_zero.
4273 * c-parser.c (c_parser_typeof_specifier): Use
4274 protected_set_expr_location.
4275 (c_parser_statement_after_labels): Same.
4276 (c_parser_condition): Same.
4277 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4278 (c_parser_conditional_expression): Use protected_set_expr_location.
4279 (c_parser_unary_expression): Pass location to build_indirect_ref.
4280 (c_parser_postfix_expression_after_primary): Pass location to
4281 build_indirect_ref, build_unary_op.
4282 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4284 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4286 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4287 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4288 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4290 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4291 (mips_issue_rate): Handle PROCESSOR_R10000.
4292 * config/mips/mips.md (cpu): Add r10000.
4294 * config/mips/10000.md: New file.
4296 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4298 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4299 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4300 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4302 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4304 * config/darwin-protos.h (machopic_function_base_name): Delete.
4305 (machopic_function_base_sym): Likewise.
4306 (machopic_gen_offset): Declare.
4307 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4308 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4309 * config/darwin.c (machopic_function_base_name): Delete.
4310 (machopic_function_base_sym): Likewise.
4311 (gen_pic_offset): Rename to...
4312 (machopic_gen_offset): ...this and remove the pic_base argument.
4313 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4314 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4315 crtl->uses_pic_offset_table.
4316 (machopic_indirect_data_reference): Use new machopic_gen_offset
4318 (machopic_legitimize_pic_address): Likewise.
4319 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4321 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4322 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4323 * config/i386/i386.c (output_set_got): Likewise.
4324 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4326 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4327 (legitimate_address_p): Likewise.
4328 (output_pic_addr_const): Likewise.
4329 (output_addr_const_extra): Likewise.
4330 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4331 match an UNSPEC rather than a MINUS.
4332 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4333 (builtin_setjmp_receiver): Use machopic_gen_offset.
4334 * config/i386/predicates.md (pic_symbolic_operand): Handle
4335 UNSPEC_MACHOPIC_OFFSET.
4337 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4338 Use machopic_gen_offset and machopic_operand_p.
4339 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4340 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4341 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4342 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4343 Set crtl->uses_pic_offset_table.
4345 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4347 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4349 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4350 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4351 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4352 (constant_pool_expr_p): Use split_const and check the base.
4353 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4355 (legitimate_constant_pool_address_p): Check toc_relative_p
4356 instead of constant_pool_expr_p.
4357 (print_operand_address): Always use output_addr_const for
4358 constant pool addresses.
4359 (rs6000_output_addr_const_extra): New function.
4360 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4362 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4366 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4367 (mark_ref_live, mark_ref_dead): Use them.
4368 (def_conflicts_with_inputs_p): Remove.
4369 (mark_early_clobbers): New function.
4370 (process_bb_node_lives): Call preprocess_constraints and
4371 mark_early_clobbers.
4373 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4375 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4377 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4378 lib with -mthread switch.
4380 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4383 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4384 function in two, making it call a new and reusable
4385 dwarf2out_imported_module_or_decl() that takes the containing
4386 BLOCK of the declaration in argument.
4387 (dwarf2out_imported_module_or_decl_real): New function.
4388 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4389 IMPORTED_DECL in account.
4390 * tree.def: Added IMPORTED_DECL node type.
4391 * tree.h: Added accessors for IMPORTED_DECL nodes.
4392 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4394 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4396 * doc/gimple.texi: Fix some typos, wrap some long lines,
4397 fix some broken wraps with continuations.
4398 * tree-ssa-reassoc.c: Fix comment typos.
4400 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4403 * pa.c (legitimize_pic_address): Force function labels to memory in
4406 2008-10-04 Anton Blanchard <anton@samba.org>
4408 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4409 (rs6000_split_atomic_op): Same.
4410 (rs6000_split_compare_and_swap): Same.
4411 (rs6000_split_compare_and_swapqhi): Same.
4413 2008-10-04 Richard Guenther <rguenther@suse.de>
4415 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4416 instead of pointer equality.
4417 (vn_nary_op_eq): Likewise.
4419 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4421 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4423 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4424 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4426 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4428 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4429 Revert previous change.
4431 2008-10-03 Tom Tromey <tromey@redhat.com>
4433 * stringpool.c (ggc_alloc_string): Terminate string.
4435 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4437 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4438 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4439 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4442 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4445 2008-10-03 Pascal Obry <obry@adacore.com>
4447 * gcov.c (create_file_names): Properly handle UNIX and DOS
4448 directory separators.
4449 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4450 separator to '~' to ensure clean filenames on Windows.
4452 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4454 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4455 Add a null terminator to the stripped name.
4457 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4459 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4460 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4461 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4462 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4463 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4464 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4465 TARGET_SINGLE_FLOAT.
4467 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4469 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4471 2008-10-02 Richard Guenther <rguenther@suse.de>
4474 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4475 and VECTOR_TYPE recurse with useless_type_conversion_p which
4476 properly handles void pointer conversion.
4478 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4481 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4482 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4484 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4486 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4487 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4488 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4489 they translate to non builtins.
4490 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4491 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4492 __builtin_vec_promote, __builtin_vec_extract, and
4493 __builtin_vec_insert.
4494 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4495 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4496 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4497 * config/rs6000/altivec.h (vec_extract): Define
4498 (vec_insert): Define.
4499 (vec_splats): Define.
4500 (vec_promote): Define.
4502 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4503 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4504 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4506 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4508 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4509 prototype. Add new parameter, blk.
4510 Use BLKmode for the MEM if blk is true.
4511 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4512 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4513 ALTIVEC_BUILTIN_STVRXL.
4514 Update usage of altivec_expand_lv_builtin.
4515 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4516 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4517 (altivec_init_builtins): If compiling for the Cell, also define the
4519 * config/rs6000/rs6000.h (rs6000_builtins): Define
4520 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4521 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4522 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4523 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4524 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4525 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4526 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4527 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4528 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4529 UNSPEC_STVRX, and UNSPEC_STVRXL.
4530 (altivec_lvlx): New pattern.
4531 (altivec_lvlxl): New pattern.
4532 (altivec_lvrx): New pattern.
4533 (altivec_lvrxl): New pattern.
4534 (altivec_stvlx): New pattern.
4535 (altivec_stvlxl): New pattern.
4536 (altivec_stvrx): New pattern.
4537 (altivec_stvrxl): New pattern.
4538 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4539 (vec_lvlxl): Likewise.
4540 (vec_lvrx): Define if PPU is defined.
4541 (vec_lvrxl): Likewise.
4542 (vec_stvlx): Define if PPU is defined.
4543 (vec_stvlxl): Likewise.
4544 (vec_stvrx): Define if PPU is defined.
4545 (vec_stvrxl): Likewise.
4547 2008-10-01 Geert Bosch <bosch@adacore.com>
4549 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4551 2008-10-01 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/37617
4554 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4555 do not add to the NEW_SETS.
4557 2008-10-01 Richard Guenther <rguenther@suse.de>
4560 * tree-vrp.c (execute_vrp): If we optimized away the default
4561 case make sure to promote the label that got in place of it
4562 to a default case label.
4564 2008-10-01 Richard Henderson <rth@redhat.com>
4567 * tree-complex.c (set_component_ssa_name): Don't optimize
4568 is_gimple_min_invariant values with ssa_names in abnormal phis.
4570 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4572 PR tree-optimization/37662
4573 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4574 commutative binary operation if they are in the wrong order and
4575 fold_build2 produces non-GIMPLE.
4577 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4579 PR tree-optimization/37662
4580 PR tree-optimization/37663
4581 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4582 get_value_range with non-SSA_NAME. Don't assert operands have been
4583 folded, instead just bail out.
4585 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4587 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4589 2008-09-30 Richard Guenther <rguenther@suse.de>
4592 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4593 build restrict-qualified pointers.
4594 (vectorizable_store): Move alias check later.
4595 (vectorizable_load): Likewise.
4597 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4599 * c-common.c (empty_if_body_warning): Remove.
4600 * c-common.h (empty_if_body_warning): Remove.
4601 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4602 here the -Wempty-body warning for `if' and `else' statements.
4603 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4605 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.opt: Add msse2avx.
4609 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4610 * config/i386/linux64.h (ASM_SPEC): Likewise.
4612 * doc/invoke.texi: Document -msse2avx.
4614 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4616 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4618 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4620 * ifcvt.c (noce_emit_store_flag): If using condition from original
4621 jump, reverse it if if_info->cond was reversed.
4623 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4625 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4626 non-constant memory if it cannot be forced to constant memory.
4627 Overhaul surrounding code and factor out common condition.
4629 2008-09-29 Jeff Law <law@redhat.com>
4631 * reload1.c (alter_reg): Add missing curly braces.
4633 2008-09-29 Michael J. Eager <eager@eagercon.com>
4635 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4637 * config/rs6000/rs6000.c (rs6000_override_options): Move
4638 rs6000_init_hard_regno_mode_ok after all options changed.
4639 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4640 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4641 -msimple-fpu flags. Add warning messages if single FP not configured.
4642 (rs6000_file_start): Output gnu_attribute for single-float.
4643 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4644 (rs6000_legitimize_address): Likewise.
4645 (rs6000_legitimize_reload_address): Likewise.
4646 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4647 TARGET_SINGLE_FLOAT.
4648 (function_arg_advance): Likewise (partial conversion).
4649 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4650 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4651 TARGET_SINGLE_FLOAT.
4652 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4653 (rs6000_emit_prologue): Likewise.
4654 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4655 TARGET_SINGLE_FLOAT.
4656 (rs6000_libcall_value): Likewise.
4657 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4658 (TARGET_DOUBLE_FLOAT): New default to 1
4659 (TARGET_SIMPLE_FPU): New default to 0
4660 (TARGET_SINGLE_FPU): New default to 0
4661 (TARGET_SINGLE_FLOAT_MODE): New.
4662 (TARGET_DOUBLE_FLOAT_MODE): New.
4663 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4664 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4666 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4667 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4668 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4669 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4670 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4671 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4672 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4673 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4674 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4675 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4676 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4677 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4678 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4679 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4680 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4681 cmptf_internal1, *cmptf_internal2): Condition on
4682 TARGET_DOUBLE_FLOAT.
4683 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4684 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4685 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4686 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4687 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4688 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4689 TARGET_SINGLE_FLOAT.
4690 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4691 * config/rs6000/rs6000.opt (-msingle-float): New.
4692 (-mdouble-float): New.
4693 (-msimple-fpu): New.
4694 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4695 -msingle-float, -mdouble-float, -msimple-fpu options.
4696 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4697 _SOFT_DOUBLE for -msingle-float.
4698 * config.gcc: New config for target=powerpc-xilinx-eabi.
4700 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4702 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4703 have exit and entry.
4704 (new_scop): Take entry and exit edge to define new SCoP.
4705 (sd_region_p): New structure used during SCoP detection.
4706 (move_scops): Delete.
4707 (move_sd_regions): New.
4708 (scopdet_info): Change the definition from edges back to basic_blocks.
4709 (scopdet_edge_info): Work on basic_blocks and rename to
4710 scopdet_basic_block_info.
4711 (split_difficult_bb): At the moment removed. We should later
4712 add it at another place.
4713 (build_scops_1): Work on basic_blocks.
4714 (bb_in_sd_region): New.
4715 (find_single_entry_edge): New.
4716 (find_single_exit_edge): New.
4717 (create_single_entry_edge): New.
4718 (sd_region_without_exit): New.
4719 (create_single_exit_edge): New.
4720 (unmark_exit_edges): New.
4721 (mark_exit_edges): New.
4722 (create_sese_edges): New.
4723 (build_graphite_scops): New.
4724 (build_scops): Make SCoPs SESE.
4725 (limit_scops): Use the new functions.
4727 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4729 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4731 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4734 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4735 address to a register before taking the lower part.
4737 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4739 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4742 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4743 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4746 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4747 the newly created variable.
4748 Create a VECTOR_CST of all 1s for vector types.
4750 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4753 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4755 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4757 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4758 order to convert between modes.
4759 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4761 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4766 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4769 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4773 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4775 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4776 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4777 them to yield false with MIPS16.
4779 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4782 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4783 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4784 mem_loc_descriptor failed. Accept UNSPEC.
4785 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4786 fail if one of the loc_descriptor calls for pieces failed.
4787 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4788 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4789 if loc_descriptor_from_tree_1 on offset failed.
4792 * opts.c (common_handle_option): Don't call print_specific_help with
4793 CL_SAVE as first argument.
4795 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4796 Steve Ellcey <sje@cup.hp.com>
4798 * configure: Regenerate for new libtool.
4799 * aclocal.m4: Ditto.
4801 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4803 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4804 alias set on MEM when saving stack pointer.
4805 * config/rs6000/rs6000.md (allocate_stack): Likewise
4807 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4809 PR tree-optimization/37574
4810 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4811 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4812 instead of vector_type for constants. Take computation out of loop.
4813 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4814 and use only vector_type for invariant case.
4815 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4817 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4820 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4821 the decl is a VAR_DECL or FUNCTION_DECL.
4823 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4826 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4827 (mark_ref_live, mark_ref_dead): Use them.
4828 (def_conflicts_with_inputs_p): Remove.
4829 (mark_early_clobbers): New function.
4830 (process_bb_node_lives): Call preprocess_constraints and
4831 mark_early_clobbers.
4833 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4835 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4838 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4839 (ira_compress_allocno_live_ranges): New prototype.
4841 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4842 (coalesced_allocnos_living_at_program_points): New.
4843 (coalesced_allocnos_live_at_points_p,
4844 set_coalesced_allocnos_live_points): New functions.
4845 (coalesce_spill_slots): Rewrite.
4847 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4848 ira_compress_allocno_live_ranges): New functions.
4850 * ira-build.c (ira_flattening): Call
4851 ira_compress_allocno_live_ranges.
4854 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4856 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4859 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4861 * combine.c (make_compound_operation): Handle the 'E' format.
4862 (count_rtxs): Likewise.
4863 (update_table_tick): Likewise.
4864 (get_last_value_validate): Likewise.
4866 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4868 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4870 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4872 * matrix-reorg.c (transform_allocation_sites): Initializers
4873 added to avoid the warning.
4875 2008-09-25 Martin Jambor <mjambor@suse.cz>
4877 * cgraph.c (free_nodes): New variable.
4878 (NEXT_FREE_NODE): New macro.
4879 (cgraph_create_node): Reuse nodes from the free list. Do not
4880 update uid if doing so.
4881 (cgraph_remove_node): Add the node to the free list.
4883 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4885 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4887 2008-09-24 Richard Henderson <rth@redhat.com>
4889 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4890 * unwind-dw2.c (execute_stack_op): Handle it.
4892 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4895 2008-09-24 Michael J. Eager <eager@eagercon.com>
4897 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4899 * c-common.c (fname_decl): New location argument.
4900 * c-common.h (fname_decl): Same.
4901 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4903 (c_parser_typeof_specifier): Same.
4904 (c_parser_parms_list_declarator): Same.
4905 (c_parser_asm_string_literal): Same.
4906 (c_parser_compound_statement_nostart): Same.
4907 (c_parser_label): Same.
4908 (c_parser_do_statement): Same.
4909 (c_parser_asm_statement): Same.
4910 (c_parser_unary_expression): Same.
4911 (c_parser_sizeof_expression): Same.
4912 (c_parser_postfix_expression): Same.
4913 (c_parser_pragma): Same.
4914 (c_parser_omp_clause_collapse): Same.
4915 (c_parser_omp_clause_num_threads): Same.
4916 (c_parser_omp_clause_schedule): Same.
4917 (c_parser_omp_all_clauses): Same.
4918 (c_parser_omp_sections_scope): Same.
4919 (c_parser_omp_for_loop): Same. Pass condition's location to
4920 c_objc_common_truthvalue_conversion.
4921 (c_parser_enum_specifier): Remove comment.
4923 2008-09-24 Michael J. Eager <eager@eagercon.com>
4925 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4927 * config/rs6000/rs6000.c (rs6000_override_options): Move
4928 rs6000_init_hard_regno_mode_ok after all options changed.
4929 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4930 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4931 -msimple-fpu flags. Add warning messages if single FP not configured.
4932 (rs6000_file_start): Output gnu_attribute for single-float.
4933 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4934 (rs6000_legitimize_address): Likewise.
4935 (rs6000_legitimize_reload_address): Likewise.
4936 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4937 TARGET_SINGLE_FLOAT.
4938 (function_arg_advance): Likewise.
4939 (function_arg): Likewise.
4940 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4941 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4942 TARGET_SINGLE_FLOAT.
4943 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4944 (rs6000_emit_prologue): Likewise.
4945 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4946 TARGET_SINGLE_FLOAT.
4947 (rs6000_libcall_value): Likewise.
4948 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4949 (TARGET_DOUBLE_FLOAT): New default to 1
4950 (TARGET_SIMPLE_FPU): New default to 0
4951 (TARGET_SINGLE_FPU): New default to 0
4952 (TARGET_SINGLE_FLOAT_MODE): New.
4953 (TARGET_DOUBLE_FLOAT_MODE): New.
4954 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4955 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4957 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4958 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4959 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4960 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4961 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4962 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4963 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4964 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4965 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4966 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4967 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4968 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4969 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4970 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4971 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4972 cmptf_internal1, *cmptf_internal2): Condition on
4973 TARGET_DOUBLE_FLOAT.
4974 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4975 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4976 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4977 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4978 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4979 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4980 TARGET_SINGLE_FLOAT.
4981 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4982 * config/rs6000/rs6000.opt (-msingle-float): New.
4983 (-mdouble-float): New.
4984 (-msimple-fpu): New.
4985 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4986 -msingle-float, -mdouble-float, -msimple-fpu options.
4987 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4988 _SOFT_DOUBLE for -msingle-float.
4989 * config.gcc: New config for target=powerpc-xilinx-eabi.
4991 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4993 * config/sparc/constraints.md: New file.
4994 * config/sparc/sparc.md: Include it.
4995 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4996 (sparc_extra_constraint_check): Delete.
4997 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4998 (memory_ok_for_ldd): New predicate.
4999 (sparc_extra_constraint_check): Delete.
5000 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5001 (CONST_OK_FOR_LETTER_P): Likewise.
5002 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5003 (EXTRA_CONSTRAINT): Likewise.
5005 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5007 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5009 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5011 * alias.c (find_base_value): Use FIND_BASE_TERM.
5012 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5014 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5016 * config/i386/i386.c: Include cselib.h.
5017 (ix86_pic_register_p): New function.
5018 (ix86_delegitimize_address): Use it to check for the PIC register.
5020 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5022 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5023 * config/i386/i386.c (ix86_find_base_term): Don't check for
5024 SYMBOL_REF and LABEL_REF.
5026 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5028 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5029 constant PLUS in a CONST.
5031 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5033 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5034 check for sibcall support for w64.
5036 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5038 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5040 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5042 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5043 parser_build_binary_op.
5044 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5045 * c-typeck.c (build_array_ref): Same.
5046 (parser_build_unary_op): New location argument.
5047 (pointer_diff): Pass location to build_binary_op,
5048 c_objc_common_truthvalue_conversion.
5049 (build_modify_expr): Same.
5050 (build_unary_op): New location argument.
5051 (build_binary_op): New location argument.
5052 (c_objc_common_truthvalue_conversion): Pass location to
5053 c_*common_truthvalue_conversion.
5054 * c-convert.c (convert): Same.
5055 * c-common.c (binary_op_error): New location argument.
5056 (pointer_int_sum): Pass location to build_binary_op.
5057 (c_common_truthvalue_conversion): New location argument.
5058 (warn_for_sign_compare): Same.
5059 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5060 binary_op_error, build_binary_op, warn_for_sign_compare.
5061 * c-parser.c (c_parser_condition): Pass location to
5062 c_*common_truthvalue_conversion.
5063 (c_parser_conditional_expression): Save condition's location and pass
5065 (c_parser_binary_expression): Same, but for the binary operator's
5067 (c_parser_omp_for_loop): Pass location to
5068 c_objc_common_truthvalue_conversion.
5070 2008-09-23 Martin Jambor <mjambor@suse.cz>
5072 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5073 (cgraph_node_remove_callees): New temporary f. Hold the next item
5075 (cgraph_node_remove_callers): Likewise.
5077 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5078 (ipa_node_removal_hook): Likewise.
5080 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5081 gimple_call_copy_skip_args and moved to the gimple_call section.
5082 * gimple.c (gimple_copy_call_skip_args): Renamed to
5083 gimple_call_copy_skip_args. Changed al users.
5085 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5087 * ira-color.c (start_allocno_priorities): Rename to
5088 setup_allocno_priorities. Use costs and
5089 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5090 range lengths. Get rid off doubles.
5091 (ira_fast_allocations): Call start_allocno_priorities.
5093 2008-09-22 David Daney <ddaney@avtrex.com>
5096 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5097 register if TARGET_LONG_CALLS.
5099 2008-09-22 Richard Guenther <rguenther@suse.de>
5101 PR tree-optimization/37145
5102 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5103 value-numbering union accesses with their offset and size only.
5104 (visit_reference_op_load): Fix simplification of inserted conversions.
5105 * tree-ssa-pre.c (find_or_generate_expression): Do not
5106 recursively generate expressions if running FRE.
5108 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5110 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5111 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5114 2008-09-22 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/37145
5117 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5118 (phi_translate_1): Constant fold references.
5120 2008-09-22 Ira Rosen <irar@il.ibm.com>
5122 PR tree-optimization/37482
5123 * tree-vectorizer.h (struct _slp_instance): Add new field.
5124 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5125 (get_earlier_stmt): New function.
5126 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5128 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5129 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5130 asserts that GSI points to the scalar statement being vectorized.
5131 Set new statement location according to GSI.
5132 (vect_schedule_slp_instance): Use GSI of
5133 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5135 2008-09-21 Jan Hubicka <jh@suse.cz>
5137 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5138 (ipcp_insert_stage): Update dead_nodes bitmap.
5140 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5143 * config/i386/t-cygming (SHLIB_LC): Remove.
5144 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5145 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5147 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5151 * final.c (mark_symbol_ref_as_used): New helper function.
5152 (output_operand): Instead of just looking inside MEMs for
5153 SYMBOL_REFs, use new helper function and for_each_rtx.
5154 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5155 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5156 Make head comment more general.
5157 * config/darwin.c (machopic_output_indirection): Handle weak
5158 references here, like in assemble_external.
5160 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5162 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5163 (sparc_emit_float_lib_cmp): Change return type.
5164 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5165 (gen_compare_operator): New function.
5166 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5167 the comparison sequence. Minor tweaks.
5168 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5169 that the final operator and the result of sparc_emit_float_lib_cmp
5170 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5171 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5172 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5173 result of sparc_emit_float_lib_cmp match for software TFmode.
5174 (movqicc, movhicc, movsicc, movdicc): Merge into...
5175 (mov<I:mode>cc): ...this.
5176 (movsfcc, movdfcc, movtfcc): Merge into...
5177 (mov<F:mode>cc): ...this.
5178 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5180 (mov<I:mode>_cc_v9): ...this.
5181 (movdi_cc_sp64_trunc): Delete.
5182 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5183 movdi_cc_reg_sp64): Merge into...
5184 (mov<I:mode>_cc_reg_sp64): ...this.
5185 (movsf_cc_sp64): Rename into...
5186 (movsf_cc_v9): ...this.
5187 (movdf_cc_sp64): Rename into...
5188 (movdf_cc_v9): ...this.
5189 (movtf_cc_hq_sp64): Rename into...
5190 (movtf_cc_hq_v9): ...this.
5191 (movtf_cc_sp64): Rename into...
5192 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5194 2008-09-21 Diego Novillo <dnovillo@google.com>
5196 * doc/gccint.texi: Include generic.texi and gimple.texi.
5198 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5199 (GIMPLE): Move to gimple.texi.
5200 (Annotations): Remove references to to stmt_ann_t and
5202 (SSA Operands): Rename from 'Statement Operands'.
5203 * doc/generic.texi: New.
5204 * doc/gimple.texi: New.
5205 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5206 * Makefile.in (TEXI_GCCINT_FILES):
5207 * gimple.c (gimple_copy_call_skip_args): Rename from
5208 giple_copy_call_skip_args. Update all users.
5209 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5211 2008-09-21 Ira Rosen <irar@il.ibm.com>
5213 PR tree-optimization/37539
5214 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5215 statement in related statement field only for the first load of the
5216 group of loads with the same data reference.
5218 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5220 * config/mips/mips.h (TUNE_OCTEON): New macro.
5221 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5222 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5223 * config/mips/octeon.md: New file.
5224 * config/mips/mips.md: Include octeon.md. Restore
5225 semi-alphabetical order of include files.
5227 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.md (*jcc_fused_1): Removed.
5231 (*jcc_fused_2): Likewise.
5232 (*jcc_fused_3): Likewise.
5233 (*jcc_fused_4): Likewise.
5235 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5237 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5238 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5239 * target.h (gcc_target): Add ira_cover_classes.
5240 * ira.c: Remove IRA_COVER_CLASSES guards.
5241 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5242 instead of IRA_COVER_CLASSES.
5243 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5244 (setup_class_translate): Likewise.
5245 (setup_reg_class_intersect_union): Likewise.
5246 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5247 test of targetm.ira_cover_classes.
5248 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5249 of IRA_COVER_CLASSES.
5250 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5251 (TARGET_INITIALIZER): Include it.
5252 * targhooks.h (default_ira_cover_classes): Declare.
5253 * targhooks.c (default_ira_cover_classes): New function.
5255 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5257 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5259 2008-09-19 Ian Lance Taylor <iant@google.com>
5261 * varasm.c (narrowing_initializer_constant_valid_p): Return
5262 NULL_TREE if ENDTYPE is not an integer.
5264 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5267 * tree-ssa.c (execute_update_addresses_taken): Also update
5268 DECL_GIMPLE_REG_P for vector and complex types.
5270 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5271 Jan Hubicka <jh@suse.cz>
5274 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5275 empty before freeing them.
5276 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5278 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5280 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5281 * config/xtensa/predicates.md (tls_symbol_operand): New.
5282 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5283 (TARGET_CANNOT_FORCE_MEM): Define.
5284 (xtensa_tls_symbol_p): New.
5285 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5286 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5287 (xtensa_tls_module_base): New.
5288 (xtensa_call_tls_desc): New.
5289 (xtensa_legitimize_tls_address): New.
5290 (xtensa_legitimize_address): Handle TLS symbols.
5291 (xtensa_tls_referenced_p_1): New.
5292 (xtensa_tls_referenced_p): New.
5293 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5295 (XTENSA_BUILTIN_THREAD_POINTER): New.
5296 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5297 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5298 builtin. Add declarations for __builtin_thread_pointer and
5299 __builtin_set_thread_pointer.
5300 (xtensa_fold_builtin): Recognize new builtins.
5301 (xtensa_expand_builtin): Expand new builtins.
5302 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5303 (TARGET_THREADPTR): Define.
5304 (HAVE_AS_TLS): Define default value.
5305 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5306 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5307 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5308 (UNSPECV_SET_TP): New.
5309 (sym_TPOFF, sym_DTPOFF): New.
5310 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5311 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5312 * configure: Regenerated.
5314 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5317 * config/ia64/ia64.c (ia64_optimization_options): Move
5318 checking and setting flag_schedule_insns_after_reload and
5319 ia64_flag_schedule_insns2 back to ...
5320 (ia64_override_options): Here.
5322 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5325 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5326 zero extend count after the correction to it is done.
5327 (doloop_optimize): Update call to doloop_modify, don't zero extend
5330 2008-09-18 Martin Jambor <mjambor@suse.cz>
5332 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5334 * ipa-prop.c: Correct comments.
5335 * ipa-prop.h: Likewise.
5337 2008-09-18 Jan Hubicka <jh@suse.cz>
5340 * ipa-reference.c (ipa_reference_local_vars_info_d,
5341 ipa_reference_global_vars_info_d,
5342 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5343 ipa_reference_vars_info_t): Move here from ipa-reference.h
5344 (node_duplication_hook_holder, node_removal_hook_holder): New.
5345 (get_reference_vars_info_from_cgraph): Rename to ...
5346 (get_reference_vars_info): ... this one, use cgraph uids.
5347 (get_local_reference_vars_info, get_global_reference_vars_info):
5348 Use cgraph instead of decl.
5349 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5351 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5352 ipa_reference_get_written_global,
5353 ipa_reference_get_not_written_global): Use cgraph argument.
5354 (check_call): Simplify avail check.
5355 (scan_stmt_for_static_refs): Update.
5356 (propagate_bits): Update.
5357 (merge_callee_local_info): Remove.
5358 (init_function_info): Use cgraph nodes.
5359 (clean_function_local_data): Break out from ...
5360 (clean_function): ... here.
5361 (copy_local_bitmap, copy_global_bitmap): New functions.
5362 (duplicate_node_data, remove_node_data): New functions.
5363 (generate_summary): Register hooks; use visibility instead of
5365 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5366 * ipa-reference.h (ipa_reference_local_vars_info_d,
5367 ipa_reference_global_vars_info_d,
5368 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5369 ipa_reference_vars_info_t): Move to ipa-reference.c
5370 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5372 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5373 ipa_reference_get_not_read_global,
5374 ipa_reference_get_not_written_global): Update prototype.
5375 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5376 (init_state): Remove.
5377 (node_duplication_hook_holder, node_removal_hook_holder): New.
5378 (get_function_state, set_function_state): Use VECtor.
5379 (analyze_function): Check body availability.
5380 (add_new_function): Likewise.
5381 (duplicate_node_data, remove_node_data): New.
5382 (generate_summary): Register hooks; do not care about clones.
5383 (propafate): Do not care about clones; recursive functions are
5385 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5386 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5387 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5389 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5390 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5391 Update call of ipa-reference accesors.
5393 2008-09-18 Simon Baldwin <simonb@google.com>
5395 * c-opts.c (c_common_handle_option): Add handling for
5396 -Wbuiltin-macro-redefined command line option.
5397 * c.opt: Added builtin-macro-redefined option.
5398 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5401 2008-09-18 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/37258
5404 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5405 and signedness for integral types.
5406 (vn_phi_eq): Require compatible types.
5408 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5411 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5412 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5414 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5415 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5416 ggc_free other TREE_LIST nodes from that chain.
5417 * function.c (instantiate_decls): Instantiate also DECL_RTL
5418 of vars in cfun->local_decls, free that list afterwards.
5420 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5422 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5423 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5425 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5427 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5428 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5430 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5432 PR tree-optimization/37102
5433 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5434 from a node. Check to see if another PHI is dead.
5435 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5436 remove real PHIs which have no uses.
5437 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5439 2008-09-18 Richard Guenther <rguenther@suse.de>
5442 * tree-cfg.c (remove_useless_stmts_1): Remove
5443 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5445 2008-09-18 Nick Clifton <nickc@redhat.com>
5447 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5448 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5449 to frv_secondary_reload_class.
5450 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5451 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5452 (frv_secondary_reload_class): Omit unused parameter.
5453 (frv_secondary_reload): New function. Handle the case when
5454 secondary_reload_class() is called before the reload_(in|out)
5455 _optabs have been initialised.
5456 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5458 * config/frv/frv.md: Define an exclusion set between fr550_m0
5461 2008-09-18 Richard Guenther <rguenther@suse.de>
5463 PR tree-optimization/37456
5464 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5465 want to insert after ends a BB insert on the single fallthru
5468 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5470 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5471 Mention -march=z9-109, z9-ec and z10.
5473 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5475 PR rtl-optimization/37544
5476 * regrename.c (maybe_mode_change): Exit early when copy_mode
5477 is narrower than orig_mode and narrower than new_mode.
5479 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5482 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5484 * sched-rgn.c (ref_counts): Remove.
5485 (insn_referenced): New static variable.
5486 (INSN_REF_COUNT): Remove.
5487 (sched_run_compute_dependencies): Use insn_referenced instead of
5489 (add_branch_dependences): Likewise. Delete dead assignment.
5491 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5493 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5494 consumer is an asm. Add comment why this is important.
5495 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5496 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5498 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5500 * expr.c (emit_group_store): Do not shift before moving via a
5503 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5505 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5506 from aggregate to non-aggregate type if the bit pattern is not fully
5507 preserved afterwards.
5509 2008-09-17 Richard Guenther <rguenther@suse.de>
5511 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5512 (verify_gimple_assign): ... this. Split into ...
5513 (verify_gimple_assign_unary): ... this,
5514 (verify_gimple_assign_binary): ... that,
5515 (verify_gimple_assign_single): ... and this.
5516 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5517 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5518 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5519 (verify_types_in_gimple_reference): Be forgiving with
5521 (verify_gimple_phi): Deal with virtual operands.
5523 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5525 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5527 * tree.c (get_callee_fndecl): Don't call the language hook.
5528 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5529 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5530 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5532 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5534 * tree.c (protected_set_expr_location): Don't unnecessarily
5535 check for error_mark_node.
5537 2008-09-17 Art Haas <ahaas@impactweather.com>
5539 * ipa-reference.c (analyze_function): Declare step only if
5540 ENABLE_CHECKING is defined.
5542 2008-09-17 Jan Hubicka <jh@suse.cz>
5545 * tree.h (DECL_INLINE): remove.
5546 (DECL_DECLARED_INLINE_P): Update docs.
5547 (DECL_NO_INLINE_WARNING_P): new.
5548 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5549 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5551 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5552 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5555 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5558 2008-09-17 Jan Hubicka <jh@suse.cz>
5560 * ipa-reference.c (ipa_obstack): Remove.
5561 (local_info_obstack, global_info_obstack): New.
5562 (add_static_var): We now handle variables only.
5563 (mark_address_taken, mark_load, mark_store): New functions based on ...
5564 (check_operand): ... remove.
5565 (get_asm_stmt_operands): Rename to ...
5566 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5567 (scan_stmt_for_static_refs): Rewrite.
5568 (scan_op_for_static_refs): Rename to ...
5569 (scan_initializer_for_static_refs): do not look for VAR_DECL
5570 initializers; stop recursion on types and decls.
5571 (ipa_init): Use proper obstacks.
5572 (analyze_variable): Use scan_initializer_for_static_refs.
5573 (init_function_info): Use local obstack.
5574 (analyze_function): Simplify.
5575 (add_new_function): We don't need visited_nodes obstack.
5576 (generate_summary): Use proper obstacks; cleanup after propagation.
5578 2008-09-17 Richard Guenther <rguenther@suse.de>
5581 PR tree-optimization/37491
5582 * alias.c (get_alias_set): Use the canonical type.
5583 * tree-vect-transform.c (vectorizable_store): Use the type of
5584 the lhs for the vector type. Adjust checking.
5585 (vectorizable_load): Adjust checking.
5587 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5588 Adam Nemet <anemet@caviumnetworks.com>
5590 PR rtl-optimization/37483
5591 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5592 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5593 Rearrange code to better match the original comment. Check
5594 t_unconditional first. Improve comment.
5596 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5599 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5600 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5603 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5604 GIMPLE_TRY if cleanup sequence is empty.
5606 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5609 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5610 eliminate IV if the cost are the same.
5612 2008-09-16 Richard Guenther <rguenther@suse.de>
5615 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5618 2008-09-16 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/37508
5621 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5623 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5625 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5627 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5629 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5630 use gen_floatdidf2 directly.
5631 (floatunssidf2): Likewise.
5632 (floatsidf_ppc64_mfpgpr): Remove.
5633 (floatsidf_ppc64): Remove.
5634 (floatunssidf_ppc64): Remove.
5636 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5638 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5639 rather than update_cost_queue.
5641 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5642 in every call starting with the second one, instead of only when
5643 alias_bitmap_obstack.elements != NULL.
5645 * tree-predcom.c (filter_suitable_components): Free all refs in
5646 act->refs vector before calling release_component.
5647 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5649 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5651 * tree-loop-linear.c (linear_transform_loops): Initialize
5652 lambda_obstack only after calling perfect_loop_nest_depth.
5653 Goto free_and_continue instead of just continue for later failures.
5656 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5659 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5661 2008-09-14 Andreas Schwab <schwab@suse.de>
5663 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5665 2008-09-14 Jan Hubicka <jh@suse.cz>
5667 * invoke.texi (-fconserve-stack): Document.
5668 * opts.c (decode_options): Handle conserve_stack.
5669 * common.opt (fconvserve_stack): New.
5671 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5673 * config.host: Add x-aix to host_xmake_file.
5674 * config/rs6000/t-aix52: Do not override LDFLAGS.
5675 * config/rs6000/x-aix: New file.
5677 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5683 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5684 is not recognized as a valid register usage. Allow REG_X to be used
5686 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5687 forces a reload when using a base register.
5689 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5691 * config/i386/cygming-crtend.c (register_frame_ctor): If
5692 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5693 directly with atexit.
5694 (deregister_frame_ctor): Rename to ...
5695 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5696 if !DEFAULT_USE_CXA_ATEXIT.
5698 2008-09-13 Jan Hubicka <jh@suse.cz>
5700 * cgraph.c: Include value-prof.h
5701 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5703 2008-09-13 Jan Hubicka <jh@suse.cz>
5706 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5707 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5708 tree_gen_one_value_profiler, tree_gen_average_profiler,
5709 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5711 2008-09-13 Jan Hubicka <jh@suse.cz>
5713 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5714 too many bytes on misalligned blocks.
5716 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5718 * doc/cfg.texi: Fix some typos.
5719 * doc/extend.texi: Likewise.
5720 * doc/install.texi: Likewise.
5721 * doc/invoke.texi: Likewise.
5722 * doc/rtl.texi: Likewise.
5723 * doc/tree-ssa.texi: Likewise.
5725 2008-09-13 Richard Guenther <rguenther@suse.de>
5728 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5729 gimple stores for memory rhs.
5731 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5733 PR rtl-optimization/37489
5734 * cse.c (fold_rtx): Don't return const_true_rtx for float
5735 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5737 2008-09-13 Jan Hubicka <jh@suse.cz>
5739 PR tree-optimization/37392
5740 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5742 2008-09-13 Martin Jambor <mjambor@suse.cz>
5743 Jan Hubicka <jh@suse.cz>
5745 * cgraph.c (free_edges): New variable.
5746 (NEXT_FREE_EDGE): New macro.
5747 (cgraph_free_edge): New function.
5748 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5749 (cgraph_node_remove_callees): Likewise.
5750 (cgraph_node_remove_callers): Likewise.
5751 (cgraph_create_edge): Reuse edges from the free list. Do not
5752 update uid if doing so.
5753 (cgraph_remove_*_hook): Add free call.
5755 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5757 * ira-color.c (conflict_allocno_vec): Delete.
5758 (update_cost_queue_elem): New structure.
5759 (update_cost_queue): New variable.
5760 (update_cost_queue_tail): Likewise.
5761 (update_cost_queue_elems): Likewise.
5762 (allocno_update_cost_check): Delete.
5763 (initiate_cost_update): Allocate update_cost_queue_elems
5764 instead of allocno_update_cost_check.
5765 (finish_cost_update): Update the free()s accordingly.
5766 (start_update_cost): New function.
5767 (queue_update_cost): Likewise.
5768 (get_next_update_cost): Likewise.
5769 (update_copy_costs_1): Inline into...
5770 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5771 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5772 once we've established they are equal. Don't allocate update
5773 costs if there is nothing to add to them.
5774 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5775 DIVISOR arguments. Use a queue instead of recursive calls;
5776 process all the allocnos in the initial queue, rather than
5778 (assign_hard_reg): Use queue_update_cost instead of
5779 conflict_allocno_vec. Queue coalesced allocnos instead
5780 of calling update_conflict_hard_regno_costs for each one.
5781 Just call update_conflict_hard_regno_costs once for the
5783 (ira_color): Remove conflict_allocno_vec handling.
5785 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5787 PR tree-optimization/37484
5788 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5789 (save_var_name): Same.
5790 (initialize_cloog_names): Same.
5791 (initialize_cloog_names): Same.
5793 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5795 * tree-scalar-evolution.c (set_instantiated_value): Set
5798 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5802 * ira-build.c (common_loop_tree_node_dominator): Remove.
5803 (copy_live_ranges_to_removed_store_destinations): New function.
5804 (regno_top_level_allocno_map): Move to top level from ...
5805 (ira_flattening): ... here. Use
5806 copy_live_ranges_to_removed_store_destinations.
5808 * ira-emit.c (generate_edge_moves): Fix a comment.
5810 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5813 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5814 scratch register after 'set' pattern.
5816 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5818 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5819 information passed to mark_reg_pointer.
5820 * explow.c (force_reg): Likewise.
5822 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5824 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5825 when building for the celledp architecture.
5827 2008-09-12 Richard Guenther <rguenther@suse.de>
5829 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5831 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5833 PR rtl-optimization/37424
5834 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5835 the regnos instead of the addresses.
5837 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5839 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5841 2008-09-11 Richard Guenther <rguenther@suse.de>
5843 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5844 entering the weaker equivalence recording.
5846 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5848 2008-09-11 Jeff Law <law@redhat.com>
5850 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5851 by assign_stack_local on the IRA path for stack slot sharing
5852 as well as the non-IRA path.
5854 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/i386.h: Fix whitespace issues.
5858 2008-09-11 Martin Jambor <mjambor@suse.cz>
5860 * ipa-prop.h (struct ipa_param_flags): Removed.
5861 (struct ipa_param_descriptor): New structure.
5862 (struct ipa_node_params): ipcp_lattices, param_decls and
5863 param_flags moved to ipa_param_description.
5864 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5865 descriptors. Renamed all users.
5866 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5867 changed to access descriptors. Renamed all users.
5868 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5869 to access descriptors. Renamed all users.
5870 * ipa-cp.c (ipcp_init_cloned_node): Call
5871 ipa_initialize_node_params instead of ipa_count_formal_params and
5872 ipa_create_param_decls_array.
5873 (ipcp_analyze_node): Likewise.
5874 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5875 descriptors. Renamed all users.
5876 (ipcp_initialize_node_lattices): Remove allocation.
5877 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5878 ipa_initialize_node_params instead of ipa_count_formal_params and
5879 ipa_create_param_decls_array.
5880 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5881 ipa_populate_param_decls, made static, added parameter info,
5882 renamed mt to node, removed allocation, changed to use
5884 (ipa_count_formal_params): Made static, added parameter info,
5886 (ipa_initialize_node_params): New function.
5887 (ipa_check_stmt_modifications): Changed to use descriptors.
5888 (ipa_detect_param_modifications): Removed allocation, changed to
5890 (ipa_note_param_call): Changed to use descriptors.
5891 (ipa_analyze_params_uses): Removed allocation.
5892 (ipa_free_node_params_substructures): Changed to use descriptors.
5893 (ipa_edge_duplication_hook): Use the unused attribute.
5894 (ipa_node_duplication_hook): Use the unused attribute, changed to
5895 use descriptors, changed to duplicate descriptors.
5897 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5898 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5899 indirect inlining. Made static.
5900 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5901 functions called only once.
5902 (cgraph_decide_recursive_inlining): Don't call
5903 ipa_propagate_indirect_call_infos, pass new_edges to
5904 cgraph_mark_inline_edge instead.
5905 (cgraph_decide_inlining_of_small_functions): Don't call
5906 ipa_propagate_indirect_call_infos, pass new_edges to
5907 cgraph_mark_inline_edge instead.
5908 (cgraph_decide_inlining): Don't call
5909 ipa_propagate_indirect_call_infos.
5910 * ipa-prop.c: Check that vectors are allocated.
5912 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5913 iff a new cgraph edges have been created.
5914 (cgraph_decide_inlining): New variable redo_always_inline.
5915 Flattening and always_inlining loop until callgraph stabilizes.
5916 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5917 true iff new cgraph edges have been created.
5918 (propagate_info_to_inlined_callees): Likewise.
5919 (ipa_propagate_indirect_call_infos): Likewise.
5921 2008-09-11 Richard Guenther <rguenther@suse.de>
5923 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5924 (set_prologue_iterations): Likewise.
5925 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5927 (vect_update_init_of_dr): Likewise.
5928 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5930 * fold-const.c (fold_unary): Do not generate calculations
5933 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5935 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5936 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5937 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5939 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5941 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5942 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5943 before finalizing the changes.
5944 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5946 (simplify_truth_ops_using_ranges): New.
5947 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5948 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5949 whether a simplification was made.
5950 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5951 use a switch statement and also call simplify_truth_ops_using_ranges.
5953 2008-09-11 Jan Hubicka <jh@suse.cz>
5955 * ggc-common.c (loc_array): Make static.
5956 * dce.c (rest_of_handle_ud_dce): Free worklist.
5958 2008-09-11 Jan Hubicka <jh@suse.cz>
5960 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5961 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5962 function so we are sure we do not dangle it forever.
5963 * function.c (outer_function_chain, find_function_data): Remove.
5964 (function_context_stack): New.
5965 (push_function_context, pop_function_context): Update.
5966 * function.h (struct function): Remove pointer outer.
5967 (outer_function_chain, find_function_data): Remove.
5968 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5970 2008-09-11 Jan Hubicka <jh@suse.cz>
5973 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5975 2008-09-11 Jan Hubicka <jh@suse.cz>
5977 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5979 2008-09-11 Jan Hubicka <jh@suse.cz>
5981 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5982 (free_var_map_entry): New function.
5983 (redirect_edge_var_map_destroy): Use it.
5985 2008-09-11 Jan Hubicka <jh@suse.cz>
5988 * tree-inline.c (add_lexical_block): Replace with ...
5989 (prepend_lexical_block): ... prepend at begginig.
5990 (remap_blocks): Use it and reverse later.
5991 (expand_call_inline): Use prepend_lexical_block.
5993 2008-09-11 Jan Hubicka <jh@suse.cz>
5995 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5997 2008-09-11 Jan Hubicka <jh@suse.cz>
5999 * function.c (free_after_compilation): Call insn_locators_free.
6000 * cfglayout.c (insn_locators_free): New function.
6001 * rtl.h (insn_locators_free): Declare.
6003 2008-09-11 Jan Hubicka <jh@suse.cz>
6005 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6007 (cond_move_process_if_block): Update call.
6009 2008-09-11 Jan Hubicka <jh@suse.cz>
6011 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6012 * vec.c: Include hashtab.h
6013 (vec_descriptor, ptr_hash_entry): New structures.
6014 (vec_desc_hash, vec_ptr_map): New static variables.
6015 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6016 register_overhead, free_overhead, vec_heap_free): New functions.
6017 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6018 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6019 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6022 2008-09-11 Ira Rosen <irar@il.ibm.com>
6024 PR tree-optimization/37474
6025 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6026 length of load permutation.
6028 2008-09-11 Andreas Schwab <schwab@suse.de>
6030 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6032 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6035 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6036 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6037 simplify_gen_subreg.
6039 2008-09-11 Ira Rosen <irar@il.ibm.com>
6041 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6044 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6047 * gimplify.c (gimplify_body): Call default_rtl_profile.
6050 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6051 instead of tok->val.node if not expanding to something else. Handle
6052 intervening CPP_PADDING tokens.
6053 (altivec_categorize_keyword): Remove unneeded comparisons.
6055 2008-09-10 Richard Guenther <rguenther@suse.de>
6057 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6059 2008-09-10 Richard Guenther <rguenther@suse.de>
6062 * tree-inline.c (insert_init_stmt): Make sure to not
6063 insert invalid gimple stores.
6065 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6067 PR tree-optimization/37388
6068 * toplev.c (process_options): Fail and warn when graphite
6069 flags are used, but the compiler has not been configured
6070 with graphite libraries.
6071 * graphite.c (graphite_transform_loops): Remove printfs
6072 to dump_file for the case when graphite is not available.
6074 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6077 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6078 the even element into register.
6079 (ix86_expand_vector_init_general): Don't use
6080 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6081 if we can't move from GPR to SSE register directly.
6083 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6085 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6086 not lose track of the number of NOPs needed. Number of NOPs needed
6087 for sync vs. loads workaround was switched; corrected. Run second
6088 pass for all workarounds. No NOPs needed after call insns. Change
6089 second pass to use find_next_insn_start and find_load helpers in order
6090 to properly detect parallel insns.
6091 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6093 2008-09-10 Jan Hubicka <jh@suse.cz>
6095 * value-prof.c (gimple_ic): Fix tuplification bug.
6096 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6099 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6101 PR tree-optimization/37353
6102 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6103 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6104 calls instead of cond_dead_built_in_calls.
6105 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6106 initalize the vector only before adding first entry. Use VEC_safe_push
6107 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6108 shrink_wrap_conditional_dead_built_in_calls call.
6110 2008-09-10 Ira Rosen <irar@il.ibm.com>
6112 PR tree-optimization/37385
6113 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6114 argument, and use it as a vector type if not NULL.
6115 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6117 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6118 additional argument.
6119 (vectorizable_load): Likewise.
6121 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6123 * config/i386/i386.md (SWI32): New mode iterator.
6124 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6127 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6129 PR rtl-optimization/37435
6130 * caller-save.c (insert_restore, insert_save): Check the mode by
6133 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6136 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6138 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6141 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6143 * doc/invoke.texi (ARM Options): Correct errors in discussion
6144 of -mfloat-abi, -mhard-float, and -msoft-float.
6146 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6147 Jan Hubicka <jh@suse.cz>
6150 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6151 calling gimple_regimplify_operands on it. Iterate over all newly
6152 added statements, not just the last one.
6153 (insert_init_stmt): Insert stmt into seq first, then call
6154 gimple_regimplify_operands on it. Don't create new gimplification
6155 context, nor find referenced vars.
6157 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6160 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6161 to pointer to vector pointer.
6162 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6163 propagate_info_to_inlined_callees): Likewise.
6164 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6165 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6166 ipa_check_create_edge_args.
6167 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6168 argument to pointer to vector pointer.
6169 (cgraph_decide_inlining_of_small_function): Adjust
6170 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6174 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6175 optimizing for size, not speed.
6177 PR rtl-optimization/37408
6178 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6179 if parm is promoted.
6181 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6183 PR tree-optimization/37375
6184 * tree-scalar-evolution.c (scev_info_str): Add field
6186 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6187 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6188 set_instantiated_value): Pass instantiated_below.
6189 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6191 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6192 the definitions are not instantiated.
6194 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6195 (block_before_loop): New.
6196 * tree-data-ref.c (dr_analyze_indices): Update uses of
6198 * graphite.c (block_before_scop): New.
6199 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6200 basic block, not a loop for determining the parameters.
6201 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6203 (idx_record_params, find_params_in_bb, find_scop_parameters,
6204 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6205 to instantiate_scev.
6207 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6209 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6213 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6215 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6216 Check zero freq and increase if necessary.
6218 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6220 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6221 regno is in the right range. Add comments.
6223 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6225 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6227 * mips-tfile.c (copy_object): Cast alloca result to int *.
6228 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6230 Rename class to sclass.
6231 (read_tfile): Cast read_seek return values to proper types.
6232 Cast xcalloc return value to proper type.
6234 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6236 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6237 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6238 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6240 2008-09-09 Jan Hubicka <jh@suse.cz>
6242 * profile.c (is_edge_inconsistent): Add debug output; ignore
6243 negative count on fake edges.
6244 (is_inconsistent): Add debug output.
6246 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6248 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6250 (choose_ready): When first insn is chosen from the ready list, also
6253 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6255 PR rtl-optimization/37360
6256 * haifa-sched.c (max_issue): Do not assert that we never issue more
6257 insns than issue_rate. Add comment.
6259 2008-09-09 Richard Guenther <rguenther@suse.de>
6261 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6262 (verify_types_in_gimple_call): Rename to ...
6263 (verify_gimple_call): ... this. Enhance.
6264 (verify_types_in_gimple_cond): Remove.
6265 (verify_gimple_comparison): New function ...
6266 (verify_types_in_gimple_assign): ... split out from here.
6267 (verify_types_in_gimple_return): Rename to ...
6268 (verify_gimple_return): ... this. Enhance.
6269 (verify_types_in_gimple_switch): Rename to ...
6270 (verify_gimple_switch): ... this. Enhance.
6271 (verify_gimple_goto): New function.
6272 (verify_types_in_gimple_phi): Rename to ...
6273 (verify_gimple_phi): ... this. Enhance.
6274 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6275 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6276 (verify_types_in_gimple_seq_2): Remove cases handled in
6277 verify_types_in_gimple_stmt.
6279 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6281 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6282 (push_multiple_operation, pop_multiple_operation): Set it.
6283 (workaround_rts_anomaly): New function.
6284 (workaround_speculation): New function, broken out of bfin_reorg.
6285 (bfin_reorg): Call the new functions.
6287 2008-09-09 Richard Guenther <rguenther@suse.de>
6291 * gimplify.c (gimplify_conversion): Change conversions of
6292 non-register type to VIEW_CONVERT_EXPRs.
6293 (gimplify_addr_expr): If we need to make the operand
6294 addressable make sure to use a properly initialized
6295 temporary for that so it gets a valid gimple store.
6297 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6299 * function.h (struct function): Add function_start_locus.
6300 * cfgexpand.c (gimple_expand_cfg): Use it.
6301 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6303 2008-09-09 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/37433
6306 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6309 2008-09-09 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/37387
6312 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6313 and bits to a common type.
6315 2008-09-09 Nick Clifton <nickc@redhat.com>
6317 * config/v850/v850.md (return): Restore frame size restriction.
6319 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6321 * c-common.c (c_expand_decl): Remove.
6322 * c-common.h (anon_aggr_type_p): Remove prototype.
6323 (DECL_ANON_UNION_ELEMS): Remove.
6324 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6325 * c-decl.c (anon_aggr_type_p): Remove.
6326 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6327 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6328 * langhooks.h (struct lang_hooks): Remove expand_decl.
6329 * langhooks.c (lhd_expand_decl): Remove.
6330 * stmt.c (expand_anon_union_decl): Remove.
6331 * tree.h (expand_anon_union_decl): Remove prototype.
6333 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6336 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6338 * config/avr/avr.md (QISI): Define mode iterator.
6339 (negated_tst<mode>): Redefine as split using mode macro.
6340 (reversed_tstqi): Define insn as reversed compare with zero.
6341 (reversed_tsthi): Ditto.
6342 (reversed_tstsi): Ditto.
6344 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6347 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6348 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6351 * predict.c (optimize_function_for_size_p): Don't segfault if
6353 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6354 tree_swap_operands_p): Don't test cfun != NULL before calling
6355 optimize_function_for_s*_p.
6357 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6359 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6362 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6364 * crx/crx.h (IRA_COVER_CLASSES): Define.
6366 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6369 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6370 even when a stmt has been gimple_modified_p, but after fold_stmt is
6371 not any longer. Remove unneeded may_have_exposed_new_symbols
6374 2008-09-08 Richard Guenther <rguenther@suse.de>
6376 PR tree-optimization/37421
6377 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6380 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6383 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6385 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6388 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6389 * pa-hpux10.h (LINK_SPEC): Likewise.
6390 * pa-hpux11.h (LINK_SPEC): Likewise.
6392 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6394 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6395 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6397 2008-09-07 Helge Deller <deller@gmx.de>
6399 * pa/linux-atomic.c: New file.
6400 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6401 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6403 2008-09-07 Richard Guenther <rguenther@suse.de>
6404 Ira Rosen <irar@il.ibm.com>
6406 PR tree-optimization/36630
6407 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6408 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6410 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6411 Ira Rosen <irar@il.ibm.com>
6413 PR tree-optimization/35642
6414 * config/rs6000/altivec.md (mulv8hi3): Implement.
6416 2008-09-06 Jeff Law <law@redhat.com>
6418 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6420 2008-09-06 Jan Hubicka <jh@suse.cz>
6422 PR tree-optimization/14703
6423 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6425 * passes.c (init_optimization_passes): Recompute inline parameters.
6427 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6429 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6432 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6433 Peter Fuerst <post@pfrst.de>
6435 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6436 * doc/extend.texi: Document __builtin_mips_cache.
6437 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6438 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6439 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6440 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6441 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6442 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6443 (set_push_mips_isas): New variable.
6444 (mips_r10k_cache_barrier): New variable.
6445 (cache): New availability predicate.
6446 (mips_builtins): Add an entry for __builtin_mips_cache.
6447 (mips_build_cvpointer_type): New function.
6448 (MIPS_ATYPE_CVPOINTER): New macro.
6449 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6451 (r10k_simplified_address_p, r10k_simplify_address)
6452 (r10k_uncached_address_p, r10k_safe_address_p)
6453 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6454 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6455 (r10k_insert_cache_barriers): New functions.
6456 (mips_reorg_process_insns): Delete cache barriers after a
6457 branch-likely instruction.
6458 (mips_reorg): Call r10k_insert_cache_barriers.
6459 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6460 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6461 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6462 (mips_cache, r10k_cache_barrier): New define_insns.
6464 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6466 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6467 * ira-color.c (setup_allocno_left_conflicts_num): Use
6468 hard_reg_set_equal_p instead of a comparison with
6469 ira_zero_hard_reg_set.
6470 * ira.c (setup_reg_subclasses): Likewise.
6471 (setup_cover_and_important_classes): Likewise.
6472 (setup_class_translate): Likewise.
6473 (setup_reg_class_intersect_union): Likewise.
6474 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6475 (ira_init_once): Don't initialize them.
6477 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6479 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6481 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6483 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6485 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6487 Improved branch hints, safe hints, and scheduling.
6489 * haifa-sched.c (sched_emit_insn): Define.
6490 * sched-int.h (sched_emit_insn): Add prototype.
6491 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6492 -mhint-max-distance -msafe-hints): Document.
6493 * config/spu/spu.c (spu_flag_var_tracking): New.
6494 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6495 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6496 TARGET_ASM_FILE_START): Define.
6497 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6498 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6499 (spu_emit_branch_hint): Add blocks argument.
6500 (insert_branch_hints, insert_nops): Remove.
6501 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6502 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6503 spu_sched_reorder, asm_file_start): New functions.
6504 (clock_var, spu_sched_length, pipe0_clock,
6505 pipe1_clock, prev_clock_var, prev_priority,
6506 spu_ls_first, prev_ls_clock): New static variables.
6507 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6508 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6509 (nopn_nv): Add a non-volatile version of nop.
6510 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6511 -mhint-max-distance, -msafe-hints): New options.
6513 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6514 Samuel Tardieu <sam@rfc1149.net>
6516 * opts.c (decode_options): Combine nested if statements.
6519 * opts.c (decode_options): Handle more relationships among
6520 unit-at-a-time, toplevel-reorder, and section-anchors.
6522 2008-09-05 David Daney <ddaney@avtrex.com>
6524 * doc/install.texi (--enable-reduced-reflection): Document new option.
6526 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6528 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6530 (constantpool_operand): New.
6531 (move_operand): Disallow sub-word modes for the constant pool.
6532 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6533 (xtensa_secondary_reload_class): Replace with....
6534 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6535 Set icode for sub-word reloads from the constant pool.
6536 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6537 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6538 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6539 * config/xtensa/xtensa-protos.h: Update prototypes.
6541 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6543 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6544 (REG_CLASS_NAMES): Update.
6545 (REG_CLASS_CONTENTS): Update.
6546 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6547 of ALL_REGS for regs 77 and 78.
6548 * function.c (instantiate_virtual_regs_in_insn): Assert that
6549 return value of simplify_gen_subreg is not NULL.
6551 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6553 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6554 (gen_rtvec_v): Fix coding standards.
6556 2008-09-04 Jan Hubicka <jh@suse.cz>
6558 * i386.c (decide_alg): Be more conservative about optimizing for size.
6560 2008-09-04 Ian Lance Taylor <iant@google.com>
6562 * varasm.c (narrowing_initializer_constant_valid_p): New
6564 (initializer_constant_valid_p): Call it.
6566 2008-09-04 Jeff Law <law@redhat.com>
6568 * fold-const.c (native_encode_real): Fix computation of WORDS.
6569 (native_interpret_real): Likewise.
6571 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6573 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6575 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6577 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6578 that the cost is already taken into account in ira-costs.c
6580 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6582 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6583 ira_debug_copies): New.
6584 (ira_bulid): Call print_copies.
6586 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6588 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6591 * config/rs6000/rs6000.c (optimization_options): Remove check of
6592 flag_toplevel_order.
6594 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6596 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6597 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6598 second operand is a reg_imm10_operand.
6599 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6600 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6601 (*seq_<GPR:mode><GPR2:mode>): Rename to
6602 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6604 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6605 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6607 (*sne_<GPR:mode><GPR2:mode>): Rename to
6608 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6611 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6613 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6614 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6615 combining an arithmetic right shift by more than 31 and a
6616 trunction. Don't match for out-of-range shift amounts. Set
6617 attribute mode to <MODE>.
6618 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6619 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6620 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6621 shifts by less than 32.
6622 (extv): Change predicate on first operand to accept registers.
6623 Change predicate of the other operands from immediate_operand to
6624 const_int_operand. Expand exts when source is a register.
6625 (extzv): Change predicate of the constant operands from
6626 immediate_operand to const_int_operand.
6627 (extzv<mode>): Change predicate of the constant operands from
6628 immediate_operand to const_int_operand and no constraint. Also
6630 (*extzv_trunc<mode>_exts): New pattern.
6632 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6634 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6635 * config/mips/mips-protos.h (mask_low_and_shift_p,
6636 mask_low_and_shift_len): Declare.
6637 * config/mips/mips.c (mask_low_and_shift_p,
6638 mask_low_and_shift_len): New functions.
6639 (mips_print_operand): Handle new operand prefix "m".
6640 * config/mips/mips.md (*cins<mode>): New pattern.
6642 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6644 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6645 optimizing for size.
6647 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6649 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6650 regardless of epilogue_completed.
6652 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6655 * ira-lives.c (process_bb_node_lives): Check setjmp.
6657 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6660 * ira-build.c (form_loop_tree): Reverse BB walk.
6661 (create_bb_allocnos): Likewise.
6662 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6663 (mark_reg_store): Rename to...
6664 (mark_ref_live): ...this and take a df_ref argument instead of
6665 note_stores arguments. Assert that we have a register.
6666 (mark_reg_clobber): Delete.
6667 (def_conflicts_with_inputs_p): New function.
6668 (mark_reg_conflicts): Delete.
6669 (mark_reg_death): Rename to...
6670 (mark_ref_dead): ...this and take a df_ref argument instead of
6671 a register. Assert that we have a register.
6672 (process_bb_node_lives): Hoist frequency calculation out of
6673 instruction walk. Convert from a forwards scan to a backwards scan.
6674 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6675 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6676 (create_allocno_live_ranges): Don't create regs_set.
6678 2008-09-04 Ian Lance Taylor <iant@google.com>
6680 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6681 or REG_LABEL_TARGET.
6682 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6683 comparing MODE with MEM.
6684 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6685 comparing with GF_PREDICT_TAKEN.
6686 (gimple_get_lhs): Change code to enum gimple_code.
6687 (gimple_set_lhs): Likewise.
6688 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6689 * omp-low.c (find_omp_clause): Change kind parameter to enum
6691 * tree-flow.h (find_omp_clause): Update declaration.
6692 * regrename.c (clear_dead_regs): Change kind parameter to enum
6694 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6696 * see.c (see_get_extension_data): Change return type to enum
6697 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6698 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6699 (see_gen_normalized_extension): Change extension_code parameter to
6701 (see_seek_pre_extension_expr): Change extension_code to enum
6703 (see_merge_one_def_extension): Likewise.
6704 (see_handle_relevant_defs): Likewise.
6705 (see_handle_relevant_uses): Likewise.
6706 (see_analyze_one_def): Likewise.
6707 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6708 GIMPLE_ASM rather than ASM_EXPR.
6709 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6710 GIMPLE_RETURN rather than RETURN_EXPR.
6711 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6712 (evaluate_stmt): Likewise.
6713 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6714 to enum vect_relevant.
6715 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6716 compare gimple codes with tree codes.
6718 2008-09-04 Paul Brook <paul@codesourcery.com>
6720 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6722 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6724 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6725 pointer check lost in the recent no-unit-at-a-time patch.
6727 2008-09-04 Jan Hubicka <jh@suse.cz>
6730 * tree-switch-conversion.c (check_final_bb): Accept only IP
6733 2008-09-04 Jan Hubicka <jh@suse.cz>
6735 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6737 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6738 using_ranges argument.
6739 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6740 (vrp_visit_cond_stmt): Update call of
6741 vrp_evaluate_conditional_warnv_with_ops
6743 2008-09-04 Jan Hubicka <jh@suse.cz>
6745 PR tree-optimization/37345
6746 PR tree-optimization/37358
6747 PR tree-optimization/37357
6748 * tree.c (build_function_type_skip_args): Build distinct type copy;
6750 (build_function_decl_skip_args): Set type of new decl not orig decl;
6751 clear DECL_VINDEX for methods turned into functions.
6753 2008-09-04 Nick Clifton <nickc@redhat.com>
6755 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6756 * configure: Regenerate.
6757 * config.in: Regenerate.
6758 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6759 alignment field, if it is supported.
6761 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6763 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6766 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6768 * config/rs6000/rs6000.c (processor_target_table): Do not
6769 enable VMX for POWER6.
6771 2008-09-03 Anton Blanchard <anton@samba.org>
6773 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6774 emit memory barrier before operation.
6776 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6779 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6780 default_elf_asm_output_external.
6782 2008-09-03 Jeff Law <law@redhat.com>
6784 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6786 2008-09-03 Richard Henderson <rth@redhat.com>
6788 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6789 memory barrier to below the test-and-set.
6790 (alpha_split_lock_test_and_set_12): Likewise.
6792 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6796 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6799 * ira-color.c (print_loop_title): Use all_allocnos.
6800 (color_pass): Ditto. Don't add border_allocnos. Check that
6801 subloop allocno in the correspdoning bitmap all_allocnos.
6803 * ira-emit.c (change_loop): Use all_allocnos.
6805 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6806 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6807 (create_cap_allocno): Remove setting mentioned_allocnos.
6808 (create_insn_allocnos): Ditto.
6809 (remove_unnecessary_allocnos): Use all_allocnos.
6810 (check_allocno_creation): Check that allocnos are in the
6811 corresponding bitmap all_allocnos.
6813 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6817 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6818 (process_regs_for_copy): Process subregs. Refine check when cost
6819 is taken into account in ira-costs.c.
6820 (process_reg_shuffles): Use REG_SUBREG_P.
6821 (add_insn_allocno_copies): Ditto. Ignore modes.
6823 * ira-color.c (conflict_allocno_vec): New.
6824 (COST_HOP_DIVISOR): New macro.
6825 (update_copy_costs_1): Use it.
6826 (update_conflict_hard_regno_costs): New function.
6827 (assign_hard_reg): Use it.
6828 (ira_color): Allocate and free conflict_allocno_vec.
6830 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6834 * ira-int.h (ira_sort_insn_chain): Remove.
6836 * ira.c (basic_block_order_nums, chain_insn_order,
6837 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6838 (ira): Don't call ira_sort_insn_chain.
6840 * reload1.c (reload): Don't call ira_sort_insn_chain.
6842 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6845 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6846 which become non throw.
6847 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6848 update_call_expr after updating the flags on the decl.
6850 2008-09-03 Jan Hubicka <jh@suse.cz>
6852 PR tree-optimization/37315
6853 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6854 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6855 (cgraph_analyze_functions): Use node->analyzed
6856 (cgraph_mark_functions_to_output): Likewise.
6857 (cgraph_expand_function): All functions can be released after
6859 (cgraph_optimize): Use gimple_has_body_p.
6860 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6861 (cgraph_decide_inlining_incrementally): Likewise.
6862 (inline_transform): Inline transform.
6863 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6865 (inlinable_function_p): Drop gimple_body check.
6866 (expand_call_inline): Use gimple_has_body_p.
6867 * gimple.c (gimple_has_body_p): New.
6868 * gimple.h (gimple_has_body_p): Add prototype.
6869 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6870 (dump_function_to_file): Use gimple_has_body_p check.
6872 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6875 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6877 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6879 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6881 From Michael Frysinger <michael.frysinger@analog.com>
6882 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6883 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6886 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6889 * doc/extend.texi: Document picoChip builtin functions.
6890 * doc/invoke.texi: Document picoChip options.
6891 * doc/contrib.texi: Add picoChip contribution.
6892 * doc/md.texi: Document picoChip constraints.
6893 * config.gcc: Add picochip-*-*.
6894 * config/picochip/: Add new port.
6896 2008-09-03 Richard Guenther <rguenther@suse.de>
6898 PR tree-optimization/37328
6899 * tree-sra.c (sra_build_assignment): Gimplify properly.
6900 (generate_copy_inout): Take the correct stmt as definition,
6901 remove bogus assert.
6903 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6905 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6908 From Michael Frysinger <michael.frysinger@analog.com>
6909 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6911 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6913 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6914 (__gthread_setspecific): Revert 2008-08-31 change to
6915 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6917 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6919 * diagnostic.c (error_at): New.
6920 * toplev.h (error_at): New prototype.
6921 * c-typeck.c (build_array_ref): Call error_at instead of error.
6922 Pass location to pedwarn.
6924 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6926 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6928 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6930 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6931 VAR_DECL and CONST_DECL.
6933 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6934 Jakub Jelinek <jakub@redhat.com>
6936 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6937 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6938 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6939 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6940 Don't set ix86_save_varrargs_registers.
6941 (ix86_setup_incoming_varargs): Assume cum != NULL.
6942 (ix86_va_start): Check ix86_varargs_gpr_size and
6943 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6944 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6945 from frame pointer if ix86_varargs_gpr_size == 0.
6946 (ix86_compute_frame_layout): Updated.
6947 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6948 (ix86_varargs_gpr_size): Define.
6949 (ix86_varargs_fpr_size): Likewise.
6950 (machine_function): Remove save_varrargs_registers.
6951 Add varargs_gpr_size and varargs_fpr_size.
6953 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6955 * config/alpha/alpha.c (va_list_skip_additions,
6956 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6957 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6960 PR tree-optimization/36766
6961 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6962 for already removed basic blocks.
6965 * real.c (real_maxval): Clear a lower bit to make real_maxval
6966 match get_max_float for IBM long double format.
6968 2008-09-02 Andreas Schwab <schwab@suse.de>
6970 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6971 * configure: Regenerate.
6973 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6975 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6976 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6977 checking for a non-VOID CONSTANT_P.
6979 2008-09-02 Jan Hubicka <jh@suse.cz>
6981 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6982 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6985 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6987 * expr.c (emit_group_store): Don't assert stack temp mode size.
6989 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6990 Tobias Grosser <grosser@fim.uni-passau.de>
6991 Jan Sjodin <jan.sjodin@amd.com>
6992 Harsha Jagasia <harsha.jagasia@amd.com>
6993 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6994 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6995 Adrien Eliche <aeliche@isty.uvsq.fr>
6997 Merge from graphite branch.
7000 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7001 * doc/invoke.texi (-floop-block, -floop-interchange,
7002 -floop-strip-mine): Document new flags.
7003 * tree-into-ssa.c (gimple_vec): Moved...
7004 * tree-loop-distribution.c (rdg_component): Moved...
7005 * cfgloopmanip.c: Include tree-flow.h.
7006 (update_dominators_in_loop): New.
7007 (create_empty_if_region_on_edge): New.
7008 (create_empty_loop_on_edge): New.
7009 (loopify): Use update_dominators_in_loop.
7010 * tree-pass.h (pass_graphite_transforms): Declared.
7011 * configure: Regenerate.
7012 * tree-phinodes.c (make_phi_node): Export.
7013 (add_phi_node_to_bb): New, split from create_phi_node.
7014 * tree-chrec.c (for_each_scev_op): New.
7015 * tree-chrec.h (for_each_scev_op): Declared.
7016 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7017 (remove_statement): Call get_phi_with_result.
7018 * config.in (HAVE_cloog): Undef.
7019 * gdbinit.in (pgg): New.
7020 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7021 * tree-ssa-loop.c (graphite_transforms): New.
7022 (gate_graphite_transforms): New.
7023 (pass_graphite_transforms): New.
7024 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7025 HAVE_cloog): Defined.
7026 * tree-vectorizer.c (rename_variables_in_bb): Export.
7027 * tree-data-ref.c (dr_may_alias_p): Export.
7028 (stmt_simple_memref_p): New.
7029 (find_data_references_in_stmt): Export.
7030 (find_data_references_in_loop): Export.
7031 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7032 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7033 (create_rdg_vertices): Export.
7034 (build_empty_rdg): New.
7035 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7036 * tree-data-ref.h (rdg_component): ... here.
7038 (struct data_reference): Add a field scop.
7040 (find_data_references_in_loop): Declared.
7041 (find_data_references_in_stmt): Declared.
7042 (create_rdg_vertices): Declared.
7043 (dr_may_alias_p): Declared.
7044 (stmt_simple_memref_p): Declared.
7045 (struct rdg_edge): Add a field ddr_p relation.
7046 (build_empty_rdg): Declared.
7047 * lambda.h (lambda_matrix): Declare a VEC of.
7048 (find_induction_var_from_exit_cond): Declared.
7049 (lambda_vector_compare): New.
7050 * common.opt (fgraphite, floop-strip-mine,
7051 floop-interchange, floop-block): New flags.
7052 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7053 * cfgloop.c (is_loop_exit): New.
7054 * cfgloop.h (is_loop_exit): Declared.
7055 (create_empty_if_region_on_edge): Declared.
7056 (create_empty_loop_on_edge): Declared.
7057 * tree-flow.h (add_phi_node_to_bb): Declared.
7058 (make_phi_node): Declared.
7059 (rename_variables_in_bb): Declared.
7060 (perfect_loop_nest_depth): Declared.
7061 (graphite_transform_loops): Declared.
7062 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7063 (graphite.o-warn): Add -Wno-error.
7064 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7065 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7066 (INCLUDES): Add PPLINC, CLOOGINC.
7067 (OBJS-common): Add graphite.o.
7068 (graphite.o): Add rule.
7069 * gimple.h (gimple_vec): ... here.
7070 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7071 * passes.c (init_optimization_passes): Schedule
7072 pass_graphite_transforms.
7074 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7077 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7078 and -fno-toplevel-reorder after handle_options.
7080 2008-09-02 Paul Brook <paul@codesourcery.com>
7082 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7083 (arm_override_options): Set arm_tune_cortex_a9.
7084 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7085 (arm_issue_rate): Handle cortexa9.
7086 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7087 * config/arm/arm-cores.def: Add cortex-a9.
7088 * config/arm/arm-tune.md: Regenerate.
7089 * config/arm/arm.md: Include cortex-a9.md.
7090 (generic_sched, generic_vfp): Add cortexa9.
7091 * config/arm/cortex-a9.md: New file.
7093 2008-09-02 Richard Guenther <rguenther@suse.de>
7095 PR tree-optimization/37327
7096 * tree-vrp.c (register_new_assert_for): Make sure to not have
7097 TREE_OVERFLOW set on the bound.
7099 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7101 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7103 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7104 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7107 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7109 * gcc/config/spu/spu.md (divdf3): Removed.
7111 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7113 PR tree-optimization/37095
7114 * cgraph.c (cgraph_node): When creating new cgraph node after
7115 assembler_name_hash has been populated, record it in the hash
7118 2008-09-01 Paul Brook <paul@codesourcery.com>
7120 * doc/invoke.texi: Document -mword-relocations.
7121 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7122 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7123 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7124 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7125 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7126 (arm_emit_movpair): New function.
7127 (arm_print_operand <c>): Handle sybolic addresses.
7128 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7129 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7130 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7131 * config/arm/arm.opt: Add -mword-relocations.
7132 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7133 (arm_movt, arm_movw): New.
7135 2008-09-01 Paul Brook <paul@codesourcery.com>
7137 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7138 Allow Interworking on ARMv4 EABI based targets.
7139 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7140 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7142 2008-09-01 Paul Brook <paul@codesourcery.com>
7144 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7145 optimized LT0 test. Remove optimization for GT.
7147 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7149 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7150 openmp applications.
7151 * pa-hpux11.h (LIB_SPEC): Likewise.
7153 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7156 2008-09-01 Jan Hubicka <jh@suse.cz>
7158 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7159 present, use only counts; when guessed use only frequencies.
7160 (estimate_bb_frequencies): Use function_frequency.
7161 * profile.c (compute_branch_probabilities): Exit early when
7162 profile reading failed. Set profile_status.
7163 (branch_prob): Do not set profile_status.
7165 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7167 * tree.c (protected_set_expr_location): New.
7168 * tree.h (protected_set_expr_location): New prototype.
7169 * c-tree.h (build_array_ref): Add argument.
7170 (parser_build_unary_op): Same.
7171 * c-typeck.c (build_indirect_ref): Handle new location argument.
7172 (build_array_ref): Same.
7173 (parser_build_unary_op): Same.
7174 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7176 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7178 * c-common.c (finish_label_address_expr): Handle new location argument.
7179 * c-common.h (build_indirect_ref): Add argument.
7180 (finish_label_address_expr): Same.
7181 * c-parser.c (c_parser_unary_expression): Pass location to build
7183 (c_parser_postfix_expression): Same.
7185 2008-09-01 Paul Brook <paul@codesourcery.com>
7187 * config/arm/arm.md: Include cortex-r4f.md.
7188 (attr fpu): Update type list.
7189 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7190 fconstd, fcmps and fcmpd.
7191 (attr tune_cortexr4): Define.
7192 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7193 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7194 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7195 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7196 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7197 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7198 cortex_a8_vfp_farith: Ditto.
7199 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7200 * config/arm/cortex-r4.md: Use tune_cortexr4.
7201 * config/arm/cortex-r4f.md: New file.
7203 2008-09-01 Richard Guenther <rguenther@suse.de>
7205 PR tree-optimization/37305
7206 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7207 the result of constant conversions.
7208 (fold_gimple_assign): Likewise.
7210 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7212 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7213 #ifdef ENABLE_CHECKING.
7215 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7217 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7218 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7219 when !INSN_SCHEDULING.
7221 2008-09-01 Andreas Schwab <schwab@suse.de>
7223 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7225 2008-09-01 Paul Brook <paul@codesourcery.com>
7227 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7229 2008-09-01 Jan Hubicka <jh@suse.cz>
7231 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7233 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7235 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7236 * gimplify.c (gimplify_init_constructor): Add speed operand.
7237 * tree-sra.c (decide_block_copy): Likewise.
7238 * tree-inline.c (estimate_move_cost): Likewise.
7239 * config/alpha/alpha.h (MOVE_RATIO): Update.
7240 * config/frv/frv.c (MOVE_RATIO): Update.
7241 * config/spu/spu.h (MOVE_RATIO): Update.
7242 * config/sparc/sparc.h (MOVE_RATIO): Update.
7243 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7244 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7245 * config/cris/cris.h (MOVE_RATIO): Update.
7246 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7247 * config/arm/arm.h (MOVE_RATIO): Update.
7248 * config/pa/pa.md: Update uses of MOVE_RATIO
7249 * config/pa/pa.h (MOVE_RATIO): Update.
7250 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7251 CLEAR_RATIO, SET_RATIO): Update.
7252 * config/h8300/h8300.h (MOVE_RATIO): Update.
7253 * config/v850/v850.h (MOVE_RATIO): Update.
7254 * config/bfin/bfin.h (MOVE_RATIO): Update.
7256 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7257 Dmitry Melnik <dm@ispras.ru>
7258 Dmitry Zhurikhin <zhur@ispras.ru>
7259 Alexander Monakov <amonakov@ispras.ru>
7260 Maxim Kuvyrkov <maxim@codesourcery.com>
7262 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7263 sel-sched-dump.c, sel-sched-ir.c: New files.
7264 * Makefile.in (OBJS-common): Add selective scheduling object files.
7265 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7266 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7267 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7268 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7269 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7270 (make_forwarder_block): Update loop latch if we have redirected
7271 the loop latch edge.
7272 * cfgloop.c (get_loop_body_in_custom_order): New function.
7273 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7274 (CP_FALLTHRU_PREHEADERS): Likewise.
7275 (get_loop_body_in_custom_order): Declare.
7276 * cfgloopmanip.c (has_preds_from_loop): New.
7277 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7278 Assert that the preheader edge will be fall thru when it is set.
7279 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7280 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7281 fsel-sched-substitution, fselective-scheduling): New flags.
7282 * cse.c (hash_rtx_cb): New.
7284 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7285 sel_sched_insn_cnt): New counters.
7286 * final.c (compute_alignments): Export. Free dominance
7287 info after loop_optimizer_finalize.
7288 * genattr.c (main): Output maximal_insn_latency prototype.
7289 * genautomata.c (output_default_latencies): New.
7290 Factor its code from ...
7291 (output_internal_insn_latency_func): ... here.
7292 (output_internal_maximal_insn_latency_func): New.
7293 (output_maximal_insn_latency_func): New.
7294 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7295 (struct hard_reg_set_iterator): New.
7296 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7297 hard_reg_set_iter_next): New functions.
7298 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7299 * lists.c (remove_free_INSN_LIST_node,
7300 remove_free_EXPR_LIST_node): New functions.
7301 * loop-init.c (loop_optimizer_init): When
7302 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7303 calling create_preheaders.
7304 (loop_optimizer_finalize): Do not verify flow info after reload.
7305 * recog.c (validate_replace_rtx_1): New parameter simplify.
7306 Default it to true. Update all uses. Factor out simplifying
7308 (simplify_while_replacing): ... this new function.
7309 (validate_replace_rtx_part,
7310 validate_replace_rtx_part_nosimplify): New.
7311 * recog.h (validate_replace_rtx_part,
7312 validate_replace_rtx_part_nosimplify): Declare.
7313 * rtl.c (rtx_equal_p_cb): New.
7314 (rtx_equal_p): Use it.
7315 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7316 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7317 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7318 * vecprim.h: Add a vector type for unsigned int.
7319 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7320 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7321 ready_try, cycle_issued_insns, spec_info): Make global.
7322 (readyp): Initialize.
7323 (dfa_lookahead): New global variable.
7324 (old_max_uid, old_last_basic_block): Remove.
7325 (h_i_d): Make it a vector.
7326 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7328 (after_recovery, adding_bb_to_current_region_p):
7329 New variables to handle correct insertion of the recovery code.
7330 (struct ready_list): Move declaration to sched-int.h.
7331 (rgn_n_insns): Removed.
7332 (rtx_vec_t): Move to sched-int.h.
7333 (find_insn_reg_weight): Remove.
7334 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7335 (haifa_init_h_i_d, haifa_finish_h_i_d):
7336 New functions to initialize / finalize haifa instruction data.
7337 (extend_h_i_d, init_h_i_d): Rewrite.
7338 (unlink_other_notes): Move logic to add_to_note_list. Handle
7339 selective scheduler.
7340 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7341 find_fallthru_edge): Make global, remove static prototypes.
7342 (max_issue): Make global. Add privileged_n and state parameters. Use
7344 (extend_global, extend_all): Removed.
7345 (init_before_recovery): Add new param. Fix the handling of the case
7346 when we insert a recovery code before the EXIT which has a predecessor
7347 with a fallthrough edge to it.
7348 (create_recovery_block): Make global. Rename to
7349 sched_create_recovery_block. Update.
7350 (change_pattern): Rename to sched_change_pattern. Make global.
7351 (speculate_insn): Rename to sched_speculate_insn. Make global.
7352 Split haifa-specific functionality into ...
7353 (haifa_change_pattern): New static function.
7354 (sched_extend_bb): New static function.
7355 (sched_init_bbs): New function.
7356 (current_sched_info): Change type to struct haifa_sched_info.
7357 (insn_cost): Adjust for selective scheduling.
7358 (dep_cost_1): New function. Move logic from ...
7359 (dep_cost): ... here.
7360 (dep_cost): Use dep_cost_1.
7361 (contributes_to_priority_p): Use sched_deps_info instead of
7363 (priority): Adjust to work with selective scheduling. Process the
7364 corner case when all dependencies don't contribute to priority.
7365 (rank_for_schedule): Use ds_weak instead of dep_weak.
7366 (advance_state): New function. Move logic from ...
7367 (advance_one_cycle): ... here.
7368 (add_to_note_list, concat_note_lists): New functions.
7369 (rm_other_notes): Make static. Adjust for selective scheduling.
7370 (remove_notes, restore_other_notes): New functions.
7371 (move_insn): Add two arguments. Update assert. Don't call
7373 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7374 Remove more_issue, max_points. Move the code to initialize
7375 max_lookahead_tries to max_issue.
7376 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7377 ready. Adjust use of move_insn. Call restore_other_notes.
7379 (sched_init, sched_finish): Move Haifa-specific initialization/
7381 (haifa_sched_init, haifa_sched_finish): ... respectively.
7383 (setup_sched_dump): New function.
7384 (haifa_init_only_bb): New static function.
7385 (haifa_speculate_insn): New static function.
7386 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7387 (extend_ready, extend_all): Remove.
7388 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7389 (create_check_block_twin, add_to_speculative_block): Use
7390 haifa_insns_init instead of extend_global. Update to use new
7391 initialization functions. Change parameter. Factor out code from
7392 create_check_block_twin to ...
7393 (sched_create_recovery_edges) ... this new function.
7394 (add_block): Remove.
7395 (sched_scan_info): New.
7396 (extend_bb): Use sched_scan_info.
7397 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7398 static functions for walking through scheduling region.
7399 (sched_luids): New vector variable to replace uid_to_luid.
7400 (luids_extend_insn): New function.
7401 (sched_max_luid): New variable.
7402 (luids_init_insn): New function.
7403 (sched_init_luids, sched_finish_luids): New functions.
7404 (insn_luid): New debug function.
7405 (sched_extend_target): New function.
7406 (haifa_init_insn): New static function.
7407 (sched_init_only_bb): New hook.
7408 (sched_split_block): New hook.
7409 (sched_split_block_1): New function.
7410 (sched_create_empty_bb): New hook.
7411 (sched_create_empty_bb_1): New function.
7412 (common_sched_info, ready): New global variables.
7413 (current_sched_info_var): Remove.
7414 (move_block_after_check): Use common_sched_info.
7415 (haifa_luid_for_non_insn): New static function.
7416 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7417 (increase_insn_priority): New.
7418 * modulo-sched.c (issue_rate): Remove static declaration.
7419 (sms_sched_info): Change type to haifa_sched_info.
7420 (sms_sched_deps_info, sms_common_sched_info): New variables.
7421 (setup_sched_infos): New.
7422 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7423 Do not call regstat_free_calls_crossed.
7424 (sms_print_insn): Use const_rtx.
7425 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7426 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7427 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7428 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7429 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7430 current_sched_info to use it.
7431 (enum reg_pending_barrier_mode): Move to sched-int.h.
7432 (h_d_i_d): New variable. Initialize to NULL.
7433 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7435 (estimate_dep_weak): Remove static declaration.
7436 (sched_has_condition_p): New function. Adjust users of
7437 sched_get_condition to use it instead.
7438 (conditions_mutex_p): Add arguments indicating which conditions are
7440 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7441 argument to indicate whether returned condition is reversed. Do not
7442 generate new rtx when condition should be reversed; indicate it by
7443 setting new argument instead.
7444 (add_dependence_list_and_free): Add deps parameter.
7445 Update all users. Do not free dependence list when
7446 deps context is readonly.
7447 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7449 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7450 (remove_from_deps): New. Use the above functions.
7451 (cur_insn, can_start_lhs_rhs_p): New static variables.
7452 (add_or_update_back_dep_1): Initialize present_dep_type.
7453 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7454 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7455 haifa_note_dep): New functions implementing dependence hooks for
7456 the Haifa scheduler.
7457 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7458 note_dep): New functions.
7459 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7461 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7462 (free_deps): Initialize deps->reg_last.
7463 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7464 sched_analyze_insn): Update to use dependency hooks infrastructure
7465 and readonly contexts.
7466 (deps_analyze_insn): New function. Move part of logic from ...
7467 (sched_analyze): ... here. Also move some logic to ...
7468 (deps_start_bb): ... here. New function.
7469 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7471 (sched_deps_init): New function. Move code from ...
7472 (init_dependency_caches): ... here. Remove.
7473 (init_deps_data_vector): New.
7474 (sched_deps_finish): New function. Move code from ...
7475 (free_dependency_caches): ... here. Remove.
7476 (init_deps_global, finish_deps_global): Adjust for use with
7477 selective scheduling.
7478 (get_dep_weak): Move logic to ...
7479 (get_dep_weak_1): New function.
7480 (ds_merge): Move logic to ...
7481 (ds_merge_1): New static function.
7482 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7483 (ds_get_max_dep_weak): New function.
7484 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7485 (n_insns): Rename to rgn_n_insns.
7486 (debug_ebb_dependencies): New function.
7487 (init_ready_list): Use it.
7488 (begin_schedule_ready): Use sched_init_only_bb.
7489 (ebb_print_insn): Indicate when an insn starts a new cycle.
7490 (contributes_to_priority, compute_jump_reg_dependencies,
7491 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7492 (add_block1): Remove to ebb_add_block.
7493 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7494 (schedule_ebb): Initialize them. Use remove_notes instead of
7495 rm_other_notes. Use haifa_local_init/finish.
7496 (schedule_ebbs): Use haifa_sched_init/finish.
7497 * sched-int.h: Include vecprim.h, remove rtl.h.
7498 (struct ready_list): Delete declaration.
7499 (sched_verbose_param, enum sched_pass_id_t,
7500 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7501 (struct sched_scan_info_def): New structure.
7502 (sched_scan_info, sched_scan, sched_init_bbs,
7503 sched_init_luids, sched_finish_luids, sched_extend_target,
7504 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7505 (struct common_sched_info_def): New.
7506 (common_sched_info, haifa_common_sched_info,
7507 sched_emulate_haifa_p): Declare.
7509 (sched_luids): Declare.
7510 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7511 (sched_max_luid, insn_luid): Declare.
7512 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7513 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7514 print_insn, print_pattern, print_value, haifa_classify_insn,
7515 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7516 setup_sched_dump, sched_init, sched_finish,
7517 sel_insn_is_speculation_check): Export.
7518 (struct ready_list): Move from haifa-sched.c.
7519 (ready_try, ready, max_issue): Export.
7520 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7521 sched_init_only_bb, sched_split_block, sched_split_block_1,
7522 sched_create_empty_bb, sched_create_empty_bb_1,
7523 sched_create_recovery_block, sched_create_recovery_edges): Export.
7524 (enum reg_pending_barrier_mode): Export.
7525 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7527 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7528 print_insn field. Move add_block and fix_recovery_cfg to
7529 common_sched_info_def. Move compute_jump_reg_dependencies,
7531 (struct sched_deps_info_def): ... this new structure.
7532 (sched_deps_info): Declare.
7533 (struct spec_info_def): Remove weakness_cutoff, add
7534 data_weakness_cutoff and control_weakness_cutoff.
7535 (spec_info): Declare.
7536 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7538 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7539 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7540 (current_sched_info): Change type to struct haifa_sched_info.
7541 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7542 (h_d_i_d): New variable.
7543 (HDID): New accessor macro.
7544 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7545 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7547 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7548 (enum SCHED_FLAGS): Update for selective scheduler.
7549 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7550 (init_dependency_caches, free_dependency_caches): Delete declarations.
7551 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7552 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7553 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7554 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7555 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7557 (rm_other_notes): Delete declaration.
7558 (schedule_block): Remove one argument.
7559 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7560 ready_element, ready_lastpos, sched_extend_ready_list,
7561 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7562 concat_note_lists): Export.
7563 (struct region): Move from sched-rgn.h.
7564 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7565 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7566 BLOCK_TO_BB, CONTAINING_RGN): Export.
7567 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7568 (current_nr_blocks, current_blocks, target_bb): Likewise.
7569 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7570 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7571 sched_rgn_local_init, extend_regions,
7572 rgn_make_new_region_out_of_new_block, compute_priorities,
7573 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7574 extend_rgns, deps_join rgn_setup_common_sched_info,
7575 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7576 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7577 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7578 increase_insn_priority): Likewise.
7579 * sched-rgn.c: Include sel-sched.h.
7580 (ref_counts): New static variable. Use it ...
7581 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7582 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7583 (sched_is_disabled_for_current_region_p): Delete static declaration.
7584 (struct region): Move to sched-int.h.
7585 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7586 ebb_head): Define and initialize.
7587 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7588 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7589 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7591 (find_single_block_region): Add new argument to indicate that EBB
7592 regions should be constructed.
7593 (debug_live): Delete declaration.
7594 (current_nr_blocks, current_blocks, target_bb):
7595 Remove static qualifiers.
7596 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7598 (init_regions): Delete declaration.
7599 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7600 rgn_estimate_number_of_insns): New.
7601 (too_large): Use estimate_number_of_insns.
7602 (haifa_find_rgns): New. Move the code from ...
7603 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7604 (free_trg_info): New.
7605 (compute_trg_info): Allocate candidate tables here instead of ...
7606 (init_ready_list): ... here.
7607 (rgn_print_insn): Use const_rtx.
7608 (contributes_to_priority, extend_regions): Delete static declaration.
7609 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7610 (add_block1): Rename to rgn_add_block.
7611 (debug_rgn_dependencies): Delete static qualifier.
7612 (new_ready): Use sched_deps_info. Simplify.
7613 (rgn_common_sched_info, rgn_const_sched_deps_info,
7614 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7616 (region_sched_info): Rename to rgn_const_sched_info.
7617 (deps_join): New, extracted from ...
7618 (propagate_deps): ... here.
7619 (compute_block_dependences, debug_dependencies): Update for selective
7621 (free_rgn_deps, compute_priorities): New functions.
7622 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7623 sched_rgn_compute_dependencies): New functions.
7624 (schedule_region): Use them.
7625 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7626 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7628 (schedule_insns): Call new functions that were split out.
7629 (rgn_make_new_region_out_of_new_block): New.
7630 (get_rgn_sched_max_insns_priority): New.
7631 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7632 scheduling when appropriate.
7633 * sched-vis.c: Include insn-attr.h.
7634 (print_value, print_pattern): Make global.
7635 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7636 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7637 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7638 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7639 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7640 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7641 hooks. Initialize them to 0.
7642 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7643 * target.h (struct gcc_target): Add them. Rename gen_check field to
7645 * flags.h (sel_sched_switch_set): Declare.
7646 * opts.c (sel_sched_switch_set): New variable.
7647 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7648 pipelining is disabled from command line.
7649 (common_handle_option): Record whether selective scheduling is
7650 requested from command line.
7651 * doc/invoke.texi: Document new flags and parameters.
7652 * doc/tm.texi: Document new target hooks.
7653 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7655 (dfa_state_size): Do not declare locally.
7656 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7657 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7658 rs6000_alloc_sched_context, rs6000_set_sched_context,
7659 rs6000_free_sched_context): New functions.
7660 (struct _rs6000_sched_context): New.
7661 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7663 (rs6000_sched_finish): Do not run for selective scheduling.
7665 2008-08-31 Jan Hubicka <jh@suse.cz>
7667 * frv.c (frv_rtx_costs): Update forward declaration.
7668 * spu.c (spu_rtx_costs): Likewise.
7669 * pdp11.c: Include df.h
7670 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7671 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7672 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7673 * iq2000.c (iq2000_address_cost): Add speed argument.
7674 (iq2000_rtx_costs): Likewise.
7675 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7676 update call of mn10300_address_cost.
7677 * mcore.c: Include df.h
7678 (mcore_rtx_costs): Update prototype.
7679 * score3.c: Include df.h
7680 (score3_rtx_costs): Remove speed argument.
7681 * score7.c: Include df.h
7682 (score7_address_cost): Remove speed argument.
7683 * score-protos.h (score_address_cost): Update prototype.
7684 * score.c: Include df.h
7685 (score_rtx_costs): Update call of costs functions.
7686 * v850.c (v850_rtx_costs): Add bool argument.
7688 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7690 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7692 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7694 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7695 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7697 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7699 * mkmap-flat.awk: Add option pe_dll.
7700 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7701 * config/i386/t-cygwin (SHLIB_LC): Add.
7702 * config/i386/t-mingw32 (SHLIB_LC): Add.
7703 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7704 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7705 (LINK_SPEC): Support libgcc_s.
7706 (LIBGCC_SPEC): Support libgcc_s.
7707 (LIBGCC_SONAME): New.
7709 2008-08-31 Jan Hubicka <jh@suse.cz>
7711 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7712 mistakely had old version of patch.
7714 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7715 (ipcp_estimate_growth): New.
7716 (ipcp_insert_stage): Use ipcp_estimate_growth.
7717 * profile.c (branch_prob): When reading failed, do not consider
7720 2008-08-31 Jan Hubicka <jh@suse.cz>
7722 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7723 loop is optimized for speed.
7725 2008-08-31 Richard Guenther <rguenther@suse.de>
7728 * fold-const.c (fold_binary): Retain conversions in folding
7731 2008-08-31 Jan Hubicka <jh@suse.cz>
7733 * postreload-gcse.c (eliminate_partially_redundant_loads):
7734 Use optimize_bb_for_size_p.
7735 * predict.c (maybe_hot_frequency_p): Make inline.
7736 (maybe_hot_count_p): Break out from ...
7737 (maybe_hot_bb_p): ... this one.
7738 (maybe_hot_edge_p): Simplify.
7739 * basic-block.h (probably_cold_bb_p): Remove.
7741 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7744 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7746 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7747 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7748 Also split V4SFmode.
7749 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7752 2008-08-31 Jan Hubicka <jh@suse.cz>
7754 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7756 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7758 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7761 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7764 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7765 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7767 2008-08-31 Jan Hubicka <jh@suse.cz>
7769 * sparc.h (BRANCH_COST): Fix macro definition.
7770 * avr.c (avr_operand_rtx_cost): Add speed argument.
7771 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7773 2008-08-31 Richard Guenther <rguenther@suse.de>
7775 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7776 types instead of operands. Re-instantiate verifying of
7777 binary expression operands.
7779 2008-08-30 Jan Hubicka <jh@suse.cz>
7781 * fwprop.c (should_replace_address): Add speed attribute.
7782 (PR_OPTIMIZE_FOR_SPEED): New flag.
7783 (propagate_rtx_1): Use it.
7784 (propagate_rtx): Set it.
7785 (try_fwprop_subst): Update call of rtx_costs.
7786 (forward_propagate_and_simplify): LIkewise.
7787 * hooks.c (hook_int_rtx_bool_0): New
7788 (hook_bool_rtx_int_int_intp_false): Replace by ...
7789 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7790 * hooks.h (hook_int_rtx_bool_0): New
7791 (hook_bool_rtx_int_int_intp_false): Replace by ...
7792 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7793 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7794 (prepare_cmp_insn): UPdate call of rtx_cost.
7795 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7796 (reload_cse_simplify_operands): Update call of rtx_cost.
7797 (reload_cse_move2add): call of rtx_cost.
7798 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7799 * rtlanal.c (rtx_cost): Add speed argument.
7800 (address_cost): Add speed argument
7801 (default_address_cost): Likewise.
7802 (insn_rtx_cost): Likewise.
7803 * cfgloopanal.c (seq_cost): Add speed argument.
7804 (target_reg_cost, target_spill_cost): Turn to array.
7805 (init_set_costs): Update for speed.
7806 (estimate_reg_pressure_cost): Add speed argument.
7807 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7808 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7809 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7810 (seq_cost): Add speed argument.
7811 (computation_cost): Add speed arugment.
7812 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7813 (force_expr_to_var_cost): Update for profile info.
7814 (force_var_cost): Likewise.
7815 (split_address_cost): Likewise.
7816 (ptr_difference_cost): Likewise.
7817 (difference_cost): Likewise.
7818 (get_computation_cost_at): Likewise.
7819 (determine_iv_cost): Likewise.
7820 (ivopts_global_cost_for_size): Likewise.
7821 (rewrite_use_address): Likewise.
7822 (tree_ssa_iv_optimize_loop): Initialize speed field.
7823 * cse.c (optimize_this_for_speed_p): New static var.
7824 (notreg_cost): Update call of rtx_cost.
7825 (cse_extended_basic_block): set optimize_this_for_speed_p.
7826 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7827 (noce_try_cmove_arith): Likewise.
7828 (noce_try_sign_mask): LIkewise.
7829 * expr.c (compress_float_constant): Update rtx_cost calls.
7830 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7832 (addr_to_parts): Likewise.
7833 (create_mem_ref): Likewise.
7834 * dse.c (find_shift_sequence): Add speed argument.
7835 (replace_read): Update call.
7836 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7837 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7838 * neg_cost, shift_cost, shiftadd_cost,
7839 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7840 mul_highpart_cost): Increase dimension.
7841 (init_expmed): Initialize for both size and speed.
7842 (expand_shift): Use profile.
7843 (synth_mult): Use profile.
7844 (choose_mult_variant): Use profile.
7845 (expand_mult): Use profile.
7846 (expand_mult_highpart_optab): Use profile.
7847 (expand_mult_highpart): Use profile.
7848 (expand_smod_pow2): Use profile.
7849 (expand_divmod): Use profile.
7850 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7852 * loop-invariant.c (create_new_invariant): Use profile.
7853 (gain_for_invariant): Add speed parameter.
7854 (best_gain_for_invariant): Likewise.
7855 (find_invariants_to_move): Likewise.
7856 (move_single_loop_invariants): Set it.
7857 * target-def.h (TARGET_RTX_COSTS): Use hook.
7858 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7859 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7860 * output.h (default_address_cost): Update prototype.
7861 * combine.c (optimize_this_for_speed_p): New static var.
7862 (combine_validate_cost): Update call of rtx_cost.
7863 (combine_instructions): Set optimize_this_for_speed_p.
7864 (expand_compound_operation): Update call of rtx_cost.
7865 (make_extraction):Update call of rtx_cost.
7866 (force_to_mode):Update call of rtx_cost.
7867 (distribute_and_simplify_rtx):Update call of rtx_cost.
7868 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7869 (estimate_reg_pressure_cost): Update prototype.
7870 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7871 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7873 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7874 (alpha_rtx_costs): Update.
7875 * config/frv/frv.c (frv_rtx_costs): Update.
7876 * config/s390/s390.c (s390_rtx_costs): Update.
7877 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7878 (m32c_rtx_costs): Update.
7879 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7880 (spu_rtx_costs): Update.
7881 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7882 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7883 * config/i386/i386.c (:ix86_address_cost): Update.
7884 (ix86_rtx_costs): Update.
7885 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7886 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7887 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7888 * config/crx/crx.c (crx_address_cost): Update.
7889 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7890 * config/stormy16/stormy16.c
7891 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7892 * config/m68hc11/m68hc11.c
7893 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7894 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7895 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7897 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7899 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7900 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7901 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7902 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7903 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7904 (mcore_rtx_costs): update.
7905 * config/score/score3.c (score3_rtx_costs): Update.
7906 * config/score/score7.c (score7_rtx_costs): Update.
7907 * config/score/score3.h (score3_rtx_costs):Update.
7908 * config/score/score7.h (score7_rtx_costs): Update.
7909 * config/score/score.c (score_rtx_costs): Update.
7910 * config/arm/arm.c (arm_address_cost): Update.
7911 (arm_rtx_costs_1): Update.
7912 (arm_rtx_costs_1): Update.
7913 (arm_size_rtx_costs): Update.
7914 (arm_size_rtx_costs): Update.
7915 (arm_size_rtx_costs): Update.
7916 (arm_xscale_rtx_costs): Update.
7917 (arm_thumb_address_cost): Update.
7918 * config/pa/pa.c (hppa_address_cost): Update.
7919 * config/mips/mips.c (mips_rtx_costs): Update.
7920 * config/vax/vax.c (vax_address_cost): Update.
7921 * config/h8300/h8300.c (h8300_shift_costs): Update.
7922 (h8300_rtx_costs): Update.
7923 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7924 (v850_rtx_costs): Update.
7925 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7926 * config/bfin/bfin.c
7927 (bfin_address_cost): Update.
7928 (bfin_rtx_costs): Update.
7929 * stmt.c (lshift_cheap_p): Update.
7931 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7934 * expmed.c (extract_bit_field_1): Check the mode size to make
7935 sure the vector modes have the same size.
7937 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7939 * dojump.c (top level): Include basic-block.h to declare
7940 optimize_insn_for_speed_p
7942 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7944 * opts.h (CL_SAVE): New option class for marking options that are
7945 target specific options usable in the target attribute.
7946 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7948 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7949 can easily find the target specific options that are safe to use
7950 in the attribute or pragma.
7952 * attribs.c (decl_attributes): Change #pragma GCC option to
7953 #pragma GCC target, and attribute((option(...))) to
7954 attribute((target(...))).
7956 * doc/extend.texi (target attribute): Change from option
7957 attribute. Delete push/pop/reset.
7958 (#pragma GCC target): Change from #pragma GCC option. Delete
7960 (#pragma GCC push_options): Document new pragma.
7961 (#pragma GCC pop_options): Document new pragma.
7962 (#pragma GCC reset_options): Document new pragma.
7964 * targhooks.c (default_target_option_valid_attribute_p): Add
7965 warning about port not supporting target attributes.
7966 (default_target_option_pragma_parse): New function, warn about
7967 #pragma GCC target not being supported.
7969 * targhooks.h (default_target_option_pragma_parse): Add
7972 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7973 TI_CURRENT_OPTION_PRAGMA.
7974 (current_target_pragma): Rename from current_option_pragma.
7976 * target.h (struct target_option): Delete booleans for changing
7977 the optimization level on hot/cold functions. Change signature of
7978 pragma_parse hook to take a second tree.
7980 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7982 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7983 that the declaration is done at global scope.
7985 * langhooks.c (add_builtin_function_common): Move most of the code
7986 from add_builtin_function here, calling the hook passed in.
7987 (add_builtin_function): Call add_builtin_function_common with
7988 standard builtin hook.
7989 (add_builtin_function_ext_scope): New function to add builtins to
7992 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7994 (add_builtin_function_ext_scope): Add declaration.
7996 * c-pragma.c (handle_pragma_target): Rename from
7997 handle_pragma_option, #pragma GCC option is now #pragma GCC
7998 target. Move warning about port not supporting target options to
7999 default pragma parse hook. Remove push/pop/reset from this
8001 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8002 (option_stack): Delete static variable.
8003 (optimize_stack): Ditto.
8004 (optons_stack): New stack of saved target and optimization
8006 (handle_pragma_push_options): New function to handle pushing both
8007 target and optimization options.
8008 (handle_pragma_pop_options): New function to handle popping both
8009 target and optimization options.
8010 (handle_pragma_reset_options): New function to handle resetting
8011 both target and optimization options to their initial state.
8012 (init_pragma): Rename handle_pragma_option to
8013 handle_pragma_target. Add support for push_options, pop_options,
8014 and reset_options pragmas.
8016 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8017 default_target_option_pragma_parse.
8018 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8019 default_target_option_valid_attribute_p.
8020 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8021 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8022 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8023 optimization level on hot/cold functions.
8025 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8026 if the caller and callee have different optimization levels.
8028 * c-common.c (handle_target_attribute): Rename from
8029 handle_option_attribute, attribute((option(...))) is now
8030 attribute((target(...))). Move warning if the port does not
8031 support target attributes to the default hook.
8032 (handle_hot_attribute): Delete code to change the optimization
8033 level of hot functions.
8034 (handle_cold_attribute): Ditto.
8036 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8037 argument that is the binary tree options to use if there are no
8038 arguments. Call ix86_valid_target_attribute_tree instead of
8039 ix86_valid_option_attribute_tree.
8040 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8041 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8042 ix86_pragma_option_parse.
8044 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8045 Rename from ix86_valid_option_attribute_tree.
8047 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8048 new builtins when the ISA changes.
8049 (ix86_valid_target_attribute_tree): Rename from
8050 ix86_valid_option_attribute_tree. Change callers. If the
8051 function specified optimization options, use those as the starting
8052 point before setting up the target attributes. If the
8053 optimization options were changed in the course of setting the
8054 target attributes, record the new optimization options.
8055 (ix86_valid_target_attribute_tree_inner_p): Rename from
8056 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8057 ix86_add_new_builtins if the ISA changed.
8058 (ix86_valid_target_attribute_p): Rename from
8059 ix86_valid_option_attribute_p. Change callers.
8060 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8061 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8062 as delayed builtin functions.
8063 (struct builtin_isa): New structure to record builtin functions
8064 that should be delayed until the ISA for that function is used.
8065 (ix86_builtins_isa): Change from int to struct to track builtin
8066 functions we want to declare at some point.
8067 (def_builtin): If the front end can delay defining the builtin
8068 functions, don't create builtins for ISAs not part of the default
8070 (def_builtin_const): Ditto.
8071 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8072 __builtin_ia32_pcmov_v2di to be different builtin functions.
8073 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8074 a structure instead of an int.
8075 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8076 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8077 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8078 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8080 * config/ia64/ia64.h
8081 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8082 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8084 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8085 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8086 (LANG_HOOKS_INITIALIZER): Add
8087 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8089 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8092 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8093 the reload address with the index register for SFmode
8094 access with a displacement.
8096 2008-08-30 Jan Hubicka <jh@suse.cz>
8098 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8099 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8100 * dojump.c (do_jump): Likewise.
8101 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8102 (note-if_info): Add BRANCH_COST.
8103 (noce_try_store_flag_constants, noce_try_addcc,
8104 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8105 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8106 find_if_case_2): Use computed branch cost.
8107 * expr.h (BRANCH_COST): Update default.
8108 * predict.c (predictable_edge_p): New function.
8109 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8110 Update BRANCH_COST call.
8111 * basic-block.h (predictable_edge_p): Declare.
8112 * config/alpha/alpha.h (BRANCH_COST): Update.
8113 * config/frv/frv.h (BRANCH_COST): Update.
8114 * config/s390/s390.h (BRANCH_COST): Update.
8115 * config/spu/spu.h (BRANCH_COST): Update.
8116 * config/sparc/sparc.h (BRANCH_COST): Update.
8117 * config/m32r/m32r.h (BRANCH_COST): Update.
8118 * config/i386/i386.h (BRANCH_COST): Update.
8119 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8121 * config/sh/sh.h (BRANCH_COST): Update.
8122 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8123 * config/avr/avr.h (BRANCH_COST): Update.
8124 * config/crx/crx.h (BRANCH_COST): Update.
8125 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8126 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8127 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8128 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8129 * config/ia64/ia64.h (BRANCH_COST): Update.
8130 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8131 * config/arc/arc.h (BRANCH_COST): Update.
8132 * config/score/score.h (BRANCH_COST): Update.
8133 * config/arm/arm.h (BRANCH_COST): Update.
8134 * config/pa/pa.h (BRANCH_COST): Update.
8135 * config/mips/mips.h (BRANCH_COST): Update.
8136 * config/vax/vax.h (BRANCH_COST): Update.
8137 * config/h8300/h8300.h (BRANCH_COST): Update.
8138 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8139 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8140 * doc/tm.texi (BRANCH_COST): Update.
8142 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8145 * config/arm/arm.c (arm_optimization_options): Set
8146 flag_section_anchors to 2 instead of 1 to distinguish it from
8147 -fsection-anchors given explicitely on the command line.
8149 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8151 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8152 final insn of a split.
8154 2008-08-30 Jan Hubicka <jh@suse.cz>
8156 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8157 optimized for speed.
8158 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8159 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8160 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8161 flag_gcse_after_reload_set): New static vars.
8162 (common_handle_option): Enable those flags for profile-use.
8163 (decode_options): Remove optimize_size flags that are handled
8164 on higher granuality.
8165 * tree-vectorizer.c (vectorize_loops): Use
8166 optimize_loop_nest_for_speed_p.
8167 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8168 * tree-predcom.c (tree_predictive_commoning): Use
8169 optimize_loop_for_speed_p.
8170 * varasm.c (assemble_start_function): Use
8171 optimize_function_for_speed_p.
8172 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8173 * predict.c (optimize_loop_for_speed_p): Fix walk.
8175 2008-08-30 Jan Hubicka <jh@suse.cz>
8177 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8179 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8180 profile presence locally.
8182 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8185 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8186 versions before 4.0.
8188 2008-08-29 Jan Hubicka <jh@suse.cz>
8190 * tree-inline.c (insert_init_stmt): Insert sequence even when
8193 2008-08-29 Jeff Law <law@redhat.com>
8195 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8196 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8197 location and class is an FP register.
8199 2008-08-29 Jan Hubicka <jh@suse.cz>
8201 * see.c (see_merge_one_def_extension): Silence used uninitialized
8203 * matrix-reorg.c (check_allocation_function): Likewise.
8204 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8206 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8209 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8210 compute new & and | in type rather than TREE_TYPE (arg0).
8212 * dwarf2out.c (fortran_common): Update comment.
8213 (gen_variable_die): Swap com_die and var_die variables in Fortran
8214 COMMON block handling code.
8216 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8218 * dwarf2out.c (gen_const_die): New function.
8219 (size_of_die, value_format, output_die): Output larger
8220 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8221 (native_encode_initializer): New function.
8222 (tree_add_const_value_attribute): Call it.
8223 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8225 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8226 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8227 TREE_THIS_VOLATILE to add_type_attribute.
8229 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8231 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8234 * dwarf2out.c (loc_by_reference): New function.
8235 (add_location_or_const_value_attribute): Use it.
8238 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8239 as DW_TAG_variable children of DW_TAG_common_block rather than
8240 DW_TAG_member children. Put DW_AT_external to individual
8241 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8243 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8244 loc_descriptor_from_tree_1.
8248 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8249 arguments to imported_module_or_decl.
8250 (debug_nothing_tree_tree): Removed.
8251 (debug_nothing_tree_tree_tree_bool): New prototype.
8252 * debug.c (do_nothing_debug_hooks): Adjust.
8253 (debug_nothing_tree_tree): Removed.
8254 (debug_nothing_tree_tree_tree_bool): New function.
8255 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8256 (gen_variable_die): Put all common vars for the
8257 same COMMON block under one DW_TAG_common_block.
8258 (declare_in_namespace): Return new context_die, for Fortran
8259 return the module DIE instead of adding extra declarations into
8261 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8262 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8263 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8265 (dwarf2out_global_decl): Don't skip Fortran global vars.
8266 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8267 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8268 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8269 DW_TAG_imported_declaration as child of previous
8270 DW_TAG_imported_module.
8271 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8272 * sdbout.c (sdb_debug_hooks): Likewise.
8273 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8275 2008-08-29 Jan Hubicka <jh@suse.cz>
8277 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8279 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8280 * ipa-cp.c (n_cloning_candidates): New static variable.
8281 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8282 (ipcp_print_all_lattices): Improve debug output.
8283 (ipcp_cloning_candidate_p): New function.
8284 (ipcp_initialize_node_lattices): Use it.
8285 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8286 (ipcp_propagate_stage): Prettier debug output.
8287 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8288 (ipcp_print_all_structures): Remove.
8289 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8290 (ipcp_insert_stage): Prettier debug output; call
8291 cgraph_remove_unreachable_nodes before propagating.
8292 (pass_ipa_cp): Schedule function removal pass.
8293 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8295 (cgraph_maybe_hot_edge_p): Move to ...
8296 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8297 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8298 (common_handle_option): Set them; enable ipa-cp when profiling.
8299 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8300 (ipa_print_all_jump_functions): Likewise.
8301 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8302 (ipa_print_node_params, ipa_print_all_params): New.
8303 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8304 ipa_print_all_param_flags): Remove.
8305 (ipa_print_node_params, ipa_print_all_params): New.
8307 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8309 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8310 change from 2008-04-03.
8311 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8313 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8316 * ira-color.c (push_allocnos_to_stack): Truncate
8317 removed_splay_allocno_vec.
8319 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8322 * ira-color (ira_fast_allocation): Don't assign hard registers to
8325 2008-08-29 Jan Hubicka <jh@suse.cz>
8328 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8329 for cold internal loops.
8331 2008-08-29 Richard Guenther <rguenther@suse.de>
8333 * tree-ssa-structalias.c (create_variable_info_for): Do not
8334 create fields for heap vars or vars with a noalias state.
8335 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8338 2008-08-29 Richard Guenther <rguenther@suse.de>
8340 * common.opt (ftree-store-ccp): Mark as preserved for
8341 backward compatibility.
8342 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8343 * tree-pass.h (pass_store_ccp): Remove.
8344 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8345 (first_vdef): Remove declaration.
8346 (get_value_loaded_by): Likewise.
8347 * tree-ssa-ccp.c (do_store_ccp): Remove.
8348 (get_default_value): Simplify as do_store_ccp is always false
8349 now. Do not initialize mem_ref.
8350 (set_value_varying): Likewise.
8351 (canonicalize_float_value): Likewise.
8352 (set_lattice_value): Likewise.
8353 (likely_value): Likewise.
8354 (surely_varying_stmt_p): Likewise.
8355 (ccp_initialize): Likewise.
8356 (ccp_lattice_meet): Likewise.
8357 (ccp_visit_phi_node): Likewise.
8358 (ccp_fold): Likewise.
8359 (evaluate_stmt): Likewise.
8360 (visit_assignment): Likewise.
8361 (ccp_visit_stmt): Likewise.
8362 (execute_ssa_ccp): Fold into ...
8363 (do_ssa_ccp): ... this.
8364 (do_ssa_store_ccp): Remove.
8365 (gate_store_ccp): Likewise.
8366 (pass_store_ccp): Likewise.
8367 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8369 * tree-ssa-propagate.c (first_vdef): Remove.
8370 (get_value_loaded_by): Likewise.
8371 (replace_vuses_in): Likewise.
8372 (substitute_and_fold): Do not call replace_vuses_in.
8373 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8375 2008-08-29 Richard Guenther <rguenther@suse.de>
8378 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8379 PARAM_NOALIAS tags with is_heapvar.
8380 * tree-ssa-operands.c (access_can_touch_variable): Offset
8381 based tests do not apply for heapvars. Fix offset test.
8383 2008-08-29 Jan Hubicka <jh@suse.cz>
8385 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8386 (-fipa-cp-clone): Enabled by default at -O3.
8387 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8388 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8390 2008-08-29 Jan Hubicka <jh@suse.cz>
8392 * tree.c (build_function_type_skip_args,
8393 build_function_decl_skip_args): New functions.
8394 * tree.h (build_function_type_skip_args,
8395 build_function_decl_skip_args): Declare.
8396 * gimple.c (giple_copy_call_skip_args): New function.
8397 (giple_copy_call_skip_args): Declare.
8399 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8400 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8401 (ipcp_node_modifiable_p): ... this one; use
8402 tree_versionable_function_p.
8403 (ipcp_create_replace_map): Improve debug output.
8404 (ipcp_need_redirect_p): Return false when not clonning.
8405 (ipcp_update_callgraph): Skip args.
8406 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8408 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8409 (save_inline_function_body): Update call of tree_function_versioning.
8410 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8411 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8413 (tree_function_versioning): Likewise.
8414 * tree-inline.h (tree_function_versioning): Update prototype.
8416 2008-08-29 Jan Hubicka <jh@suse.cz>
8418 * loop-unswitch.c (unswitch_single_loop): Use
8419 optimize_loop_for_speed_p.
8420 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8421 Use optimize_function_for_size_p.
8422 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8423 * postreload-gcse.c (eliminate_partially_redundant_load):
8424 Use optimize_bb_for_size_p.
8425 * value-prof.c (gimple_divmod_fixed_value_transform,
8426 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8427 gimple_stringops_transform): Use optimize_bb_for_size_p.
8428 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8429 * final.c (compute_alignments): Use optimize_function_for_size_p.
8430 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8431 (fold_builtin_strcpy, fold_builtin_fputs): Use
8432 optimize_function_for_size_p.
8433 * fold-const.c (tree_swap_operands_p): Use
8434 optimize_function_for_size_p.
8435 * recog.c (relax_delay_slots): Likewise.
8436 * tree-ssa-math-opts.c (replace_reciprocal):
8437 Use optimize_bb_for_speed_p.
8438 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8439 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8440 optimize_function_for_size_p.
8441 (cgraph_decide_inlining_of_small_function): Use
8442 optimize_function_for_size_p.
8443 * global.c (find_reg): Use optimize_function_for_size_p.
8444 * opts.c (decode_options): Do not clear flag_tree_ch,
8445 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8446 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8447 work it out from profile.
8448 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8449 optimize_loop_for_speed_p.
8450 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8452 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8453 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8454 * tree-eh.c (decide_copy_try_finally): Use
8455 optimize_function_for_size_p.
8456 * local-alloc.c (block_alloc): Pass BB pointer.
8457 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8458 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8459 * loop-unroll.c (decide_unrolling_and_peeling):
8460 Use optimize_loop_for_size_p.
8461 (decide_peel_completely): Likewise.
8462 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8463 optimize_loop_for_size_p.
8464 (vect_enhance_data_refs_alignment): Likewise.
8465 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8466 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8468 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8469 (try_crossjump_bb): Use optimize_bb_for_size_p.
8470 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8471 optimize_loop_for_speed_p.
8472 * bb-reorder.c (find_traces_1_round): Likewise.
8473 (copy_bb): Use optimize_bb_for_speed_p.
8474 (duplicate_computed_gotos): Likewise.
8475 * basic-block.h (optimize_loop_nest_for_size_p,
8476 optimize_loop_nest_for_speed_p): New.
8477 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8479 2008-08-29 Tristan Gingold <gingold@adacore.com>
8481 * gcov.c (main): Call expandargv.
8483 2008-08-29 Jan Hubicka <jh@suse.cz>
8485 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8487 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8489 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8490 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8492 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8494 2008-08-29 Jan Hubicka <jh@suse.cz>
8496 * tree-pass.h (pass_strip_predict_hints): Declare.
8497 * predict.c (strip_builtin_expect): Rename to ...
8498 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8499 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8500 (tree_estimate_probability): Do not strip builtin_expect.
8501 (pass_strip_predict_hints): New pass.
8502 * tree-inline.c (expand_call_inline): When inlining cold function,
8503 predict it as unlikely.
8504 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8506 2008-08-29 Richard Guenther <rguenther@suse.de>
8508 PR tree-optimization/37207
8509 * tree-vrp.c (extract_range_from_binary_expr): Also try
8510 to constant fold if only one of the operands is a constant.
8512 2008-08-29 Nick Clifton <nickc@redhat.com>
8514 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8515 the same way as SYMBOL_REFs.
8517 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8519 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8521 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8523 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8524 * config/mips/mips.md (branch_likely): Remove const. Fix
8526 (define_delay for type "branch"): Change to only apply for branch
8527 with likely variant.
8528 (define_delay for type "branch" and "branch_likely" no). New delay
8530 (equality_op): New code iterator.
8531 (bbv, bbinv): New code attributes.
8532 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8535 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8536 Andrew Pinski <pinskia@gcc.gnu.org>
8539 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8541 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8543 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8544 rule that a symbolic constant must be defined and >= 0 for the
8545 corresponding facility to be present at compile-time.
8546 * gthr-posix.c: Likewise.
8548 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8550 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8551 * config/mips/mips.md (D): New mode attribute.
8552 (mulsi3, muldi3): Merge it into ...
8553 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8554 (muldi3_mul3): New pattern.
8555 (mulsi3_mult3): Rename to mulsi3_mul3.
8557 2008-08-28 Jan Hubicka <jh@suse.cz>
8559 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8561 * predict.c (always_optimize_for_size_p): Rename to ...
8562 (optimize_function_for_size): ... this one; make extern.
8563 (optimize_function_for_speed_p): New.
8564 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8565 optimize_edge_for_size_p,optimize_edge_for_size_p,
8566 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8567 * basic-block.h (optimize_function_for_size_p,
8568 optimize_function_for_speed_p): Declare.
8569 * i386.md (optimize_size checks): Replace them by appropriate
8571 (standard_80387_constant_p, ix86_compute_frame_layout,
8572 ix86_expand_epilogue, ix86_decompose_address,
8573 print_operand, emit_i387_cw_initialization,
8574 inline_memory_move_cost, ix86_pad_returns,
8575 ix86_reorg): Replace optimize_size checks.
8577 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8579 * rtl.h (simplify_subreg_regno): Declare.
8580 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8581 * simplify-rtx.c (simplify_subreg): ...here.
8582 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8583 subreg_offset_representable_p.
8585 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8588 * c-typeck.c (convert_for_assignment): Give a note describing what
8589 was passed and what was expected.
8591 2008-08-28 Joey Ye <joey.ye@intel.com>
8593 * doc/extend.texi: Document AVX built-in functions.
8594 * doc/invoke.texi: Document -mavx.
8596 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8597 Joey Ye <joey.ye@intel.com>
8598 Xuepeng Guo <xuepeng.guo@intel.com>
8600 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8602 * config/i386/cpuid.h (bit_FMA): New.
8603 (bit_XSAVE): Likewise.
8604 (bit_OSXSAVE): Likewise.
8605 (bit_AVX): Likewise.
8607 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8608 define. Use ASM_OUTPUT_AVX_PREFIX.
8610 * config/i386/gmmintrin.h: New.
8612 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8613 (OPTION_MASK_ISA_AVX_SET): New.
8614 (OPTION_MASK_ISA_FMA_SET): Likewise.
8615 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8616 (OPTION_MASK_ISA_FMA_SET): Likewise.
8617 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8618 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8619 (pta_flags): Add PTA_AVX and PTA_FMA.
8620 (override_options): Handle PTA_AVX and PTA_FMA.
8621 (init_cumulative_args): Handle warn_avx.
8622 (classify_argument): Return 0 for COImode and OImode. Return
8623 1 and X86_64_AVX_CLASS for 256bit vector types.
8624 (examine_argument): Handle X86_64_AVX_CLASS.
8625 (construct_container): Likewise.
8626 (function_arg_advance_32): Pass OImode and 256bit vector types
8628 (function_arg_advance_64): Take a new argument to indicate if a
8629 parameter is named. Handle 256bit vector types. Return
8630 immediately for unnamed 256bit vector mode parameters.
8631 (function_arg_advance): Updated.
8632 (function_arg_32): Add comments for TImode. Handle OImode
8633 and 256bit vector types.
8634 (function_arg_64): Take a new argument to indicate if a
8635 parameter is named. Handle 256bit vector types. Return NULL
8636 for unnamed 256bit vector mode parameters.
8637 (function_arg): Updated.
8638 (setup_incoming_varargs_64): Support
8639 AVX encoding for *sse_prologue_save_insn.
8640 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8641 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8642 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8643 enabled, otherwise return -3.
8644 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8646 (print_reg): Support AVX registers. Handle 'x' and 't'.
8647 Handle 'd' to duplicate the operand.
8648 (print_operand): Likewise. Also support AVX vector compare
8650 (output_387_binary_op): Support AVX.
8651 (output_fp_compare): Likewise.
8652 (ix86_expand_vector_move_misalign): Likewise.
8653 (ix86_attr_length_vex_default): New.
8654 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8655 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8656 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8657 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8658 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8659 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8660 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8661 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8662 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8663 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8664 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8665 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8666 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8667 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8668 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8669 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8670 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8671 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8672 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8673 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8674 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8675 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8676 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8677 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8678 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8679 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8680 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8681 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8682 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8683 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8684 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8685 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8686 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8687 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8688 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8689 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8690 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8691 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8692 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8693 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8694 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8695 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8696 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8697 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8698 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8699 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8700 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8701 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8702 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8703 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8704 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8705 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8706 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8707 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8708 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8709 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8710 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8711 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8712 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8713 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8714 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8715 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8716 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8717 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8718 and IX86_BUILTIN_MOVMSKPS256,
8719 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8720 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8721 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8722 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8723 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8724 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8725 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8726 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8727 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8728 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8729 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8730 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8731 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8732 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8733 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8734 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8735 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8736 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8737 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8738 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8739 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8740 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8741 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8742 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8743 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8744 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8745 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8746 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8747 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8748 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8749 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8750 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8751 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8752 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8753 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8754 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8755 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8756 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8757 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8758 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8759 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8760 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8761 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8762 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8763 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8764 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8765 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8766 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8767 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8768 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8769 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8770 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8771 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8772 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8773 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8774 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8775 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8776 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8778 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8779 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8780 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8781 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8782 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8783 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8784 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8785 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8786 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8787 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8788 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8789 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8790 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8791 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8792 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8793 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8794 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8795 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8796 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8797 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8798 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8799 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8800 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8801 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8802 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8803 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8804 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8805 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8806 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8807 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8808 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8809 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8810 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8811 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8812 IX86_BUILTIN_MOVMSKPS256.
8813 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8814 (ix86_expand_args_builtin): Likewise.
8815 (ix86_expand_special_args_builtin): Likewise.
8816 (ix86_hard_regno_mode_ok): Handle AVX modes.
8817 (ix86_expand_vector_init_duplicate): Likewise.
8818 (ix86_expand_vector_init_one_nonzero): Likewise.
8819 (ix86_expand_vector_init_one_var): Likewise.
8820 (ix86_expand_vector_init_concat): Likewise.
8821 (ix86_expand_vector_init_general): Likewise.
8822 (ix86_expand_vector_set): Likewise.
8823 (ix86_vector_mode_supported_p): Likewise.
8824 (x86_extended_reg_mentioned_p): Check INSN_P before using
8827 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8828 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8830 * config/i386/i386.h (TARGET_AVX): New.
8831 (TARGET_FMA): Likewise.
8832 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8833 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8834 (VALID_AVX256_REG_MODE): New.
8835 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8836 (AVX_FLOAT_MODE_P): Likewise.
8837 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8838 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8839 (AVX_VEC_FLOAT_MODE_P): Likewise.
8840 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8841 (ASM_OUTPUT_OPCODE): Likewise.
8842 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8844 (SSE_REG_MODE_P): Allow 256bit vector modes.
8845 (ix86_args): Add a warn_avx field.
8847 * config/i386/i386.md (UNSPEC_PCMP): New.
8848 (UNSPEC_VPERMIL): Likewise.
8849 (UNSPEC_VPERMIL2): Likewise.
8850 (UNSPEC_VPERMIL2F128): Likewise.
8851 (UNSPEC_MASKLOAD): Likewise.
8852 (UNSPEC_MASKSTORE): Likewise.
8853 (UNSPEC_CAST): Likewise.
8854 (UNSPEC_VTESTP): Likewise.
8855 (UNSPECV_VZEROALL): Likewise.
8856 (UNSPECV_VZEROUPPER): Likewise.
8857 (XMM0_REG): Likewise.
8858 (XMM1_REG): Likewise.
8859 (XMM2_REG): Likewise.
8860 (XMM3_REG): Likewise.
8861 (XMM4_REG): Likewise.
8862 (XMM5_REG): Likewise.
8863 (XMM6_REG): Likewise.
8864 (XMM8_REG): Likewise.
8865 (XMM9_REG): Likewise.
8866 (XMM10_REG): Likewise.
8867 (XMM11_REG): Likewise.
8868 (XMM12_REG): Likewise.
8869 (XMM13_REG): Likewise.
8870 (XMM14_REG): Likewise.
8871 (XMM15_REG): Likewise.
8873 (prefix_vex_imm8): Likewise.
8874 (prefix_vex_w): Likewise.
8875 (length_vex): Likewise.
8878 (*avx_ashlti3): Likewise.
8879 (*avx_lshrti3): Likewise.
8880 (*avx_setcc<mode>): Likewise.
8881 (*fop_<mode>_comm_mixed_avx): Likewise.
8882 (*fop_<mode>_comm_avx): Likewise.
8883 (*fop_<mode>_1_mixed_avx): Likewise.
8884 (*fop_<mode>_1_avx): Likewise.
8885 (*avx_<code><mode>3): Likewise.
8886 (*avx_ieee_smin<mode>3): Likewise.
8887 (*avx_ieee_smax<mode>3): Likewise.
8888 (mode): Add OI, V8SF and V4DF.
8889 (length): Support VEX prefix.
8890 (*cmpfp_i_mixed): Set prefix attribute.
8891 (*cmpfp_i_sse): Likewise.
8892 (*cmpfp_iu_mixed): Likewise.
8893 (*cmpfp_iu_sse): Likewise.
8894 (*movsi_1): Support AVX.
8895 (*movdi_2): Likewise.
8896 (*movdi_1_rex64): Likewise.
8897 (*movti_internal): Likewise.
8898 (*movti_rex64): Likewise.
8899 (*movsf_1): Likewise.
8900 (*movdf_nointeger): Likewise.
8901 (*movdf_integer_rex64): Likewise.
8902 (*movtf_internal): Likewise.
8903 (zero_extendsidi2_32): Likewise.
8904 (zero_extendsidi2_rex64): Likewise.
8905 (*extendsfdf2_mixed): Likewise.
8906 (*extendsfdf2_sse): Likewise.
8907 (*truncdfsf_fast_mixed): Likewise.
8908 (*truncdfsf_fast_sse): Likewise.
8909 (*truncdfsf_mixed): Likewise.
8910 (fix_trunc<mode>di_sse): Likewise.
8911 (fix_trunc<mode>si_sse): Likewise.
8912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8913 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8914 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8915 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8916 (*rcpsf2_sse): Likewise.
8917 (*rsqrtsf2_sse): Likewise.
8918 (*sqrt<mode>2_sse): Likewise.
8919 (sse4_1_round<mode>2): Likewise.
8920 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8921 Support AVX. Set length attribute properly for AVX.
8923 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8924 (VECTOR_MODES (FLOAT, 32)): Likewise.
8925 (VECTOR_MODE (INT, DI, 8)): Likewise.
8926 (VECTOR_MODE (INT, HI, 32)): Likewise.
8927 (VECTOR_MODE (INT, QI, 64)): Likewise.
8928 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8929 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8930 (VECTOR_MODE (INT, DI, 4)): Removed.
8931 (VECTOR_MODE (INT, SI, 8)): Likewise.
8932 (VECTOR_MODE (INT, HI, 16)): Likewise.
8933 (VECTOR_MODE (INT, QI, 32)): Likewise.
8934 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8935 (INT_MODE (OI, 32)): Likewise.
8937 * config/i386/i386.opt (mavx): New.
8940 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8942 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8943 (*mov<mode>_internal_avx): New.
8944 (*movv2sf_internal_rex64_avx): Likewise.
8945 (*movv2sf_internal_avx): Likewise.
8947 * config/i386/predicates.md (const_4_to_5_operand): New.
8948 (const_6_to_7_operand): Likewise.
8949 (const_8_to_11_operand): Likewise.
8950 (const_12_to_15_operand): Likewise.
8951 (avx_comparison_float_operator): Likewise.
8953 * config/i386/sse.md (AVX256MODEI): New.
8954 (AVX256MODE): Likewise.
8955 (AVXMODEQI): Likewise.
8956 (AVXMODE): Likewise.
8957 (AVX256MODEF2P): Likewise.
8958 (AVX256MODE2P): Likewise.
8959 (AVX256MODE4P): Likewise.
8960 (AVX256MODE8P): Likewise.
8961 (AVXMODEF2P): Likewise.
8962 (AVXMODEF4P): Likewise.
8963 (AVXMODEDCVTDQ2PS): Likewise.
8964 (AVXMODEDCVTPS2DQ): Likewise.
8965 (avxvecmode): Likewise.
8966 (avxvecpsmode): Likewise.
8967 (avxhalfvecmode): Likewise.
8968 (avxscalarmode): Likewise.
8969 (avxcvtvecmode): Likewise.
8970 (avxpermvecmode): Likewise.
8971 (avxmodesuffixf2c): Likewise.
8972 (avxmodesuffixp): Likewise.
8973 (avxmodesuffixs): Likewise.
8974 (avxmodesuffix): Likewise.
8975 (vpermilbits): Likewise.
8976 (pinsrbits): Likewise.
8977 (mov<mode>): Likewise.
8978 (*mov<mode>_internal): Likewise.
8979 (push<mode>1): Likewise.
8980 (movmisalign<mode>): Likewise.
8981 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8982 (avx_movdqu<avxmodesuffix>): Likewise.
8983 (avx_lddqu<avxmodesuffix>): Likewise.
8984 (<plusminus_insn><mode>3): Likewise.
8985 (*avx_<plusminus_insn><mode>3): Likewise.
8986 (*avx_vm<plusminus_insn><mode>3): Likewise.
8987 (mul<mode>3): Likewise.
8988 (*avx_mul<mode>3): Likewise.
8989 (*avx_vmmul<mode>3): Likewise.
8990 (divv8sf3): Likewise.
8991 (divv4df3): Likewise.
8992 (avx_div<mode>3): Likewise.
8993 (*avx_div<mode>3): Likewise.
8994 (*avx_vmdiv<mode>3): Likewise.
8995 (avx_rcpv8sf2): Likewise.
8996 (*avx_vmrcpv4sf2): Likewise.
8997 (sqrtv8sf2): Likewise.
8998 (avx_sqrtv8sf2): Likewise.
8999 (*avx_vmsqrt<mode>2): Likewise.
9000 (rsqrtv8sf2): Likewise.
9001 (avx_rsqrtv8sf2): Likewise.
9002 (*avx_vmrsqrtv4sf2): Likewise.
9003 (<code><mode>3): Likewise.
9004 (*avx_<code><mode>3_finite): Likewise.
9005 (*avx_<code><mode>3): Likewise.
9006 (*avx_vm<code><mode>3): Likewise.
9007 (*avx_ieee_smin<mode>3): Likewise.
9008 (*avx_ieee_smax<mode>3): Likewise.
9009 (avx_addsubv8sf3): Likewise.
9010 (avx_addsubv4df3): Likewise.
9011 (*avx_addsubv4sf3): Likewise.
9012 (*avx_addsubv2df3): Likewise.
9013 (avx_h<plusminus_insn>v4df3): Likewise.
9014 (avx_h<plusminus_insn>v8sf3): Likewise.
9015 (*avx_h<plusminus_insn>v4sf3): Likewise.
9016 (*avx_h<plusminus_insn>v2df3): Likewise.
9017 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9018 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9019 (*avx_maskcmp<mode>3): Likewise.
9020 (avx_nand<mode>3): Likewise.
9021 (*avx_<code><mode>3): Likewise.
9022 (*avx_nand<mode>3): Likewise.
9023 (*avx_<code><mode>3): Likewise.
9024 (*avx_cvtsi2ss): Likewise.
9025 (*avx_cvtsi2ssq): Likewise.
9026 (*avx_cvtsi2sd): Likewise.
9027 (*avx_cvtsi2sdq): Likewise.
9028 (*avx_cvtsd2ss): Likewise.
9029 (avx_cvtss2sd): Likewise.
9030 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9031 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9032 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9033 (*avx_cvtsi2sd): Likewise.
9034 (*avx_cvtsi2sdq): Likewise.
9035 (avx_cvtdq2pd256): Likewise.
9036 (avx_cvtpd2dq256): Likewise.
9037 (avx_cvttpd2dq256): Likewise.
9038 (*avx_cvtsd2ss): Likewise.
9039 (*avx_cvtss2sd): Likewise.
9040 (avx_cvtpd2ps256): Likewise.
9041 (avx_cvtps2pd256): Likewise.
9042 (*avx_movhlps): Likewise.
9043 (*avx_movlhps): Likewise.
9044 (avx_unpckhps256): Likewise.
9045 (*avx_unpckhps): Likewise.
9046 (avx_unpcklps256): Likewise.
9047 (*avx_unpcklps): Likewise.
9048 (avx_movshdup256): Likewise.
9049 (avx_movsldup256): Likewise.
9050 (avx_shufps256): Likewise.
9051 (avx_shufps256_1): Likewise.
9052 (*avx_shufps_<mode>): Likewise.
9053 (*avx_loadhps): Likewise.
9054 (*avx_storelps): Likewise.
9055 (*avx_loadlps): Likewise.
9056 (*avx_movss): Likewise.
9057 (*vec_dupv4sf_avx): Likewise.
9058 (*vec_concatv2sf_avx): Likewise.
9059 (*vec_concatv4sf_avx): Likewise.
9060 (*vec_setv4sf_0_avx): Likewise.
9061 (*vec_setv4sf_avx): Likewise.
9062 (*avx_insertps): Likewise.
9063 (avx_vextractf128<mode>): Likewise.
9064 (vec_extract_lo_<mode>): Likewise.
9065 (vec_extract_hi_<mode>): Likewise.
9066 (vec_extract_lo_<mode>): Likewise.
9067 (vec_extract_hi_<mode>): Likewise.
9068 (vec_extract_lo_v16hi): Likewise.
9069 (vec_extract_hi_v16hi): Likewise.
9070 (vec_extract_lo_v32qi): Likewise.
9071 (vec_extract_hi_v32qi): Likewise.
9072 (avx_unpckhpd256): Likewise.
9073 (*avx_unpckhpd): Likewise.
9074 (avx_movddup256): Likewise.
9075 (*avx_movddup): Likewise.
9076 (avx_unpcklpd256): Likewise.
9077 (*avx_unpcklpd): Likewise.
9078 (avx_shufpd256): Likewise.
9079 (avx_shufpd256_1): Likewise.
9080 (*avx_punpckhqdq): Likewise.
9081 (*avx_punpcklqdq): Likewise.
9082 (*avx_shufpd_<mode>): Likewise.
9083 (*avx_storehpd): Likewise.
9084 (*avx_loadhpd): Likewise.
9085 (*avx_loadlpd): Likewise.
9086 (*avx_movsd): Likewise.
9087 (*vec_concatv2df_avx): Likewise.
9088 (*avx_<plusminus_insn><mode>3): Likewise.
9089 (*avx_<plusminus_insn><mode>3): Likewise.
9090 (*avx_mulv8hi3): Likewise.
9091 (*avxv8hi3_highpart): Likewise.
9092 (*avx_umulv8hi3_highpart): Likewise.
9093 (*avx_umulv2siv2di3): Likewise.
9094 (*avx_mulv2siv2di3): Likewise.
9095 (*avx_pmaddwd): Likewise.
9096 (*avx_mulv4si3): Likewise.
9097 (*avx_ashr<mode>3): Likewise.
9098 (*avx_lshr<mode>3): Likewise.
9099 (*avx_ashl<mode>3): Likewise.
9100 (*avx_<code><mode>3): Likewise.
9101 (*avx_eq<mode>3): Likewise.
9102 (*avx_gt<mode>3): Likewise.
9103 (*avx_nand<mode>3): Likewise.
9104 (*avx_nand<mode>3): Likewise.
9105 (*avx_<code><mode>3): Likewise.
9106 (*avx_<code><mode>3): Likewise.
9107 (*avx_packsswb): Likewise.
9108 (*avx_packssdw): Likewise.
9109 (*avx_packuswb): Likewise.
9110 (*avx_punpckhbw): Likewise.
9111 (*avx_punpcklbw): Likewise.
9112 (*avx_punpckhwd): Likewise.
9113 (*avx_punpcklwd): Likewise.
9114 (*avx_punpckhdq): Likewise.
9115 (*avx_punpckldq): Likewise.
9116 (*avx_pinsr<avxmodesuffixs>): Likewise.
9117 (*avx_pinsrq): Likewise.
9118 (*avx_loadld): Likewise.
9119 (*vec_extractv2di_1_rex64_avx): Likewise.
9120 (*vec_extractv2di_1_avx): Likewise.
9121 (*vec_dupv2di_avx): Likewise.
9122 (*vec_concatv2si_avx): Likewise.
9123 (*vec_concatv4si_1_avx): Likewise.
9124 (*vec_concatv2di_avx): Likewise.
9125 (*vec_concatv2di_rex64_avx): Likewise.
9126 (*avx_uavgv16qi3): Likewise.
9127 (*avx_uavgv8hi3): Likewise.
9128 (*avx_psadbw): Likewise.
9129 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9130 (*avx_phaddwv8hi3): Likewise.
9131 (*avx_phadddv4si3): Likewise.
9132 (*avx_phaddswv8hi3): Likewise.
9133 (*avx_phsubwv8hi3): Likewise.
9134 (*avx_phsubdv4si3): Likewise.
9135 (*avx_phsubswv8hi3): Likewise.
9136 (*avx_pmaddubsw128): Likewise.
9137 (*avx_pmulhrswv8hi3): Likewise.
9138 (*avx_pshufbv16qi3): Likewise.
9139 (*avx_psign<mode>3): Likewise.
9140 (*avx_palignrti): Likewise.
9141 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9142 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9143 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9144 (*avx_mpsadbw): Likewise.
9145 (*avx_packusdw): Likewise.
9146 (*avx_pblendvb): Likewise.
9147 (*avx_pblendw): Likewise.
9148 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9149 (avx_ptest256): Likewise.
9150 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9151 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9152 (*avx_aesenc): Likewise.
9153 (*avx_aesenclast): Likewise.
9154 (*avx_aesdec): Likewise.
9155 (*avx_aesdeclast): Likewise.
9156 (avx_vzeroupper): Likewise.
9157 (avx_vzeroupper_rex64): Likewise.
9158 (avx_vpermil<mode>): Likewise.
9159 (avx_vpermilvar<mode>3): Likewise.
9160 (avx_vpermil2<mode>3): Likewise.
9161 (avx_vperm2f128<mode>3): Likewise.
9162 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9163 (avx_vbroadcastss256): Likewise.
9164 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9165 (avx_vinsertf128<mode>): Likewise.
9166 (vec_set_lo_<mode>): Likewise.
9167 (vec_set_hi_<mode>): Likewise.
9168 (vec_set_lo_<mode>): Likewise.
9169 (vec_set_hi_<mode>): Likewise.
9170 (vec_set_lo_v16hi): Likewise.
9171 (vec_set_hi_v16hi): Likewise.
9172 (vec_set_lo_v32qi): Likewise.
9173 (vec_set_hi_v32qi): Likewise.
9174 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9175 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9176 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9177 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9178 (vec_init<mode>): Likewise.
9179 (*vec_concat<mode>_avx): Likewise.
9180 (blendbits): Support V8SF and V4DF.
9181 (sse2_movq128): Support AVX.
9182 (<sse>_movnt<mode>): Likewise.
9183 (sse2_movntv2di): Likewise.
9184 (sse_rcpv4sf2): Likewise.
9185 (sse_sqrtv4sf2): Likewise.
9186 (sse_rsqrtv4sf2): Likewise.
9187 (<sse>_comi): Likewise.
9188 (<sse>_ucomi): Likewise.
9189 (sse_cvtss2si): Likewise.
9190 (sse_cvtss2si_2): Likewise.
9191 (sse_cvtss2siq): Likewise.
9192 (sse_cvtss2siq_2): Likewise.
9193 (sse_cvttss2si): Likewise.
9194 (sse_cvttss2siq): Likewise.
9195 (sse2_cvtsd2si): Likewise.
9196 (sse2_cvtsd2si_2): Likewise.
9197 (sse2_cvtsd2siq): Likewise.
9198 (sse2_cvtsd2siq_2): Likewise.
9199 (sse2_cvttsd2si): Likewise.
9200 (sse2_cvttsd2siq): Likewise.
9201 (sse2_cvtdq2pd): Likewise.
9202 (*sse2_cvtpd2dq): Likewise.
9203 (*sse2_cvttpd2dq): Likewise.
9204 (*sse2_cvtpd2ps): Likewise.
9205 (sse2_cvtps2pd): Likewise.
9206 (sse3_movshdup): Likewise.
9207 (sse3_movsldup): Likewise.
9208 (sse_storehps): Likewise.
9209 (*sse4_1_extractps): Likewise.
9210 (sse2_storelpd): Likewise.
9211 (vec_dupv2df_sse3): Likewise.
9212 (*vec_concatv2df_sse3): Likewise.
9213 (*sse4_1_pextrb): Likewise.
9214 (*sse4_1_pextrb_memory): Likewise.
9215 (*sse2_pextrw): Likewise.
9216 (*sse4_1_pextrw_memory): Likewise.
9217 (*sse4_1_pextrd): Likewise.
9218 (*sse4_1_pextrq): Likewise.
9219 (sse2_pshufd_1): Likewise.
9220 (sse2_pshuflw_1): Likewise.
9221 (sse2_pshufhw_1): Likewise.
9222 (*sse2_storeq_rex64): Likewise.
9223 (*vec_dupv4si): Likewise.
9224 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9225 (sse2_pmovmskb): Likewise.
9226 (*sse2_maskmovdqu): Likewise.
9227 (*sse2_maskmovdqu_rex64): Likewise.
9228 (sse_ldmxcsr): Likewise.
9229 (sse_stmxcsr): Likewise.
9230 (abs<mode>2): Likewise.
9231 (sse4_1_movntdqa): Likewise.
9232 (sse4_1_phminposuw): Likewise.
9233 (sse4_1_extendv8qiv8hi2): Likewise.
9234 (*sse4_1_extendv8qiv8hi2): Likewise.
9235 (sse4_1_extendv4qiv4si2): Likewise.
9236 (*sse4_1_extendv4qiv4si2): Likewise.
9237 (sse4_1_extendv2qiv2di2): Likewise.
9238 (*sse4_1_extendv2qiv2di2): Likewise.
9239 (sse4_1_extendv4hiv4si2): Likewise.
9240 (*sse4_1_extendv4hiv4si2): Likewise.
9241 (sse4_1_extendv2hiv2di2): Likewise.
9242 (*sse4_1_extendv2hiv2di2): Likewise.
9243 (sse4_1_extendv2siv2di2): Likewise.
9244 (*sse4_1_extendv2siv2di2): Likewise.
9245 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9246 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9247 (sse4_1_zero_extendv4qiv4si2): Likewise.
9248 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9249 (sse4_1_zero_extendv2qiv2di2): Likewise.
9250 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9251 (sse4_1_zero_extendv4hiv4si2): Likewise.
9252 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9253 (sse4_1_zero_extendv2hiv2di2): Likewise.
9254 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9255 (sse4_1_zero_extendv2siv2di2): Likewise.
9256 (*sse4_1_zero_extendv2siv2di2): Likewise.
9257 (sse4_1_ptest): Likewise.
9258 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9259 (sse4_2_pcmpestri): Likewise.
9260 (sse4_2_pcmpestrm): Likewise.
9261 (sse4_2_pcmpistri): Likewise.
9262 (sse4_2_pcmpistrm): Likewise.
9264 (aeskeygenassist): Likewise.
9266 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9268 * config/i386/predicates.md (vzeroall_operation): New.
9270 * config/i386/sse.md (avx_vzeroall): New.
9271 (*avx_vzeroall): Likewise.
9273 2008-08-28 Paul Brook <paul@codesourcery.com>
9274 Mark Shinwell <shinwell@codesourcery.com>
9275 Richard Earnshaw <richard.earnshaw@arm.com>
9277 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9278 (TARGET_MIN_ANCHOR_OFFSET): New.
9279 (arm_override_options): Set correct anchor ranges for Thumb-1
9280 and Thumb-2 if required.
9281 (legitimize_pic_address): Handle case involving a TLS symbol
9282 reference with an addend.
9283 (arm_optimization_options): Enable section anchors at -O1 and
9285 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9286 * config/arm/arm-protos.h (arm_optimization_options): New.
9288 2008-08-28 Nick Clifton <nickc@redhat.com>
9290 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9291 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9294 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9295 * config/v850/v850.md (return): Remove frame size restriction.
9297 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9299 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9301 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9303 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9305 2008-08-28 Paul Brook <paul@codesourcery.com>
9307 * config/arm/vfp11.md: Update license notice.
9308 * config/arm/cortex-r4.md: Ditto.
9310 2008-08-28 Richard Guenther <rguenther@suse.de>
9312 PR tree-optimization/37207
9313 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9316 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9319 * tree.c (int_fits_type_p): Don't forget unsigned integers
9320 of type sizetype which higher end word equals -1.
9322 2008-08-28 Ira Rosen <irar@il.ibm.com>
9324 * target.h (struct vectorize): Add new target builtin.
9325 * tree-vectorizer.c (destroy_loop_vec_info): Call
9326 vect_free_slp_instance instead of vect_free_slp_node.
9327 * tree-vectorizer.h (enum slp_load_perm_type): New.
9328 (struct _slp_instance): Add new fields.
9329 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9330 (SLP_INSTANCE_LOADS): New.
9331 (vect_free_slp_tree): Remove.
9332 (vect_free_slp_instance): Declare.
9333 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9334 (vectorizable_load): Add argument.
9335 (vect_transform_slp_perm_load): New.
9336 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9338 (vect_get_place_in_interleaving_chain): New function.
9339 (vect_free_slp_tree): Make static.
9340 (vect_free_slp_instance): New function.
9341 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9342 collect the load location in the interleaving chain.
9343 (vect_supported_slp_permutation_p): New function.
9344 (vect_supported_load_permutation_p): Likewise.
9345 (vect_analyze_slp_instance): In case of loads permutation, call
9346 vect_supported_load_permutation_p to check that the permutation is
9348 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9349 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9350 (vect_create_mask_and_perm): New function.
9351 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9352 (vectorizable_load): Add an argument. Don't keep the created vectors
9353 statements in the node if permutation is required. Call
9354 vect_transform_slp_perm_load to generate the permutation.
9355 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9356 additional argument.
9357 (vect_schedule_slp_instance): In case of loads permutation, allocate
9358 vectorized statements structure for all the related SLP nodes. Call
9359 vect_transform_stmt with addditional argument.
9360 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9361 * config/spu/spu.c (spu_builtin_vec_perm): New.
9362 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9363 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9364 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9365 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9367 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9369 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9370 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9371 __gthread_cond_signal, __gthread_cond_timedwait,
9372 __gthread_cond_timedwait_recursive): New functions.
9373 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9375 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9378 2008-08-28 Richard Guenther <rguenther@suse.de>
9381 * fold-const.c (maybe_canonicalize_comparison_1): Require
9382 undefined overflow only for canonicalizing A +- CST cmp CST.
9383 Make sure to not generate new constants that are not inside
9384 their TYPE_MIN/MAX_VALUE range.
9385 (maybe_canonicalize_comparison): Remove undefined overflow
9387 (fold_binary): Remove now duplicate folding.
9389 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9391 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9392 use not updated in the last change.
9394 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9396 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9397 (IRA_COVER_CLASSES): Add FPUL_REGS.
9399 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9402 * c-common.c (conversion_warning): Check for null operands.
9404 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9407 * c-decl.c (check_for_loop_decls): Improve error message. Give
9410 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9413 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9414 (convert_for_assignment): Pass corrent OPT_W* parameter to
9415 WARN_FOR_ASSIGNMENT.
9417 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9420 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9422 2008-08-27 Paul Brook <paul@codesourcery.com>
9424 * config.gcc: Loosen checks for arm uclinux eabi targets.
9426 2008-08-27 Paul Brook <paul@codesourcery.com>
9428 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9430 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9432 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9434 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9435 the enumerators of an ENUMERAL_TYPE.
9436 * dbxout.c (dbxout_type): Ditto.
9438 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9441 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9442 (fwprop_addr): Check that the loop_father is not the outer loop.
9444 2008-08-26 Paul Brook <paul@codesourcery.com>
9446 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9447 Remove documentation entry for fmul type.
9448 Use fmuls to annotate single-precision multiplication patterns,
9449 fmuld to annotate double-precision multiplication patterns,
9450 fmacs to annotate single-precision multiply-accumulate patterns
9451 and fmacd to annotate double-precision multiply-accumulate patterns.
9452 * config/arm/vfp11.md: Update reservations accordingly.
9453 * config/arm/arm.md: Note that certain values of the "type"
9454 attribute are documented in vfp.md.
9455 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9456 (v10_cvt): Use new fmul types.
9458 2008-08-26 Paul Brook <paul@codesourcery.com>
9460 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9461 * config/arm/vfp11.md: ...here. New.
9462 * config/arm/arm.md: Include vfp11.md.
9464 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9466 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9467 parameter to inform call.
9469 2008-08-26 Jeff Law <law@redhat.com>
9471 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9472 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9473 preferred class when copying a constant into a partial word register.
9475 2008-08-26 Ben Elliston <bje@au.ibm.com>
9477 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9478 * cp/typeck.c: Likewise.
9479 * cp/tree.c: Likewise.
9480 * gimple-low.c: Likewise.
9483 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9485 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9486 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9488 * doc/passes.texi: Describe IRA.
9490 * doc/tm.texi (IRA_COVER_CLASSES,
9491 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9493 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9494 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9495 -fira-propagate-cost, -fno-ira-share-save-slots,
9496 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9498 * flags.h (ira_algorithm): New enumeration.
9499 (flag_ira_algorithm, flag_ira_verbose): New external variable
9502 * postreload.c (gate_handle_postreload): Don't do post reload
9503 optimizations unless the reload is completed.
9505 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9508 * tree-pass.h (pass_ira): New external variable declaration.
9510 * reload.h: Add 2008 to the Copyright.
9512 * cfgloopanal.c: Include params.h.
9513 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9516 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9518 * toplev.c (ira.h): New include.
9519 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9520 (backend_init_target): Call ira_init.
9521 (backend_init): Call ira_init_once.
9522 (finalize): Call finish_ira_once.
9524 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9525 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9528 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9529 may_move_out_cost): New external variable declarations.
9530 (move_table): New typedef.
9532 * caller-save.c: Include headers output.h and ira.h.
9533 (no_caller_save_reg_set): New global variable.
9534 (save_slots_num, save_slots): New variables.
9535 (reg_save_code, reg_restore_code, add_stored_regs): Add
9537 (init_caller_save): Set up no_caller_save_reg_set.
9538 (init_save_areas): Reset save_slots_num.
9539 (saved_hard_reg): New structure.
9540 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9541 (initiate_saved_hard_regs, new_saved_hard_reg,
9542 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9544 (setup_save_areas): Add code for sharing stack slots.
9545 (all_blocks): New variable.
9546 (save_call_clobbered_regs): Process pseudo-register too.
9547 (mark_set_regs): Process pseudo-register too.
9548 (insert_one_insn): Put the insn after bb note in a empty basic
9549 block. Add insn check.
9551 * global.c (eliminable_regset): Make it external.
9552 (mark_elimination): Use DF_LR_IN for IRA.
9553 (pseudo_for_reload_consideration_p): New.
9554 (build_insn_chain): Make it external. Don't ignore spilled
9555 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9556 (gate_handle_global_alloc): New function.
9557 (pass_global_alloc): Add the gate function.
9559 * opts.c (decode_options): Set up flag_ira. Print the warning for
9561 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9563 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9565 * regmove.c (regmove_optimize): Don't do replacement of output for
9568 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9569 New external variable declarations.
9571 * local-alloc.c (update_equiv_regs): Make it external. Return
9572 true if jump label rebuilding should be done. Rescan new_insn for
9574 (gate_handle_local_alloc): New function.
9575 (pass_local_alloc): Add the gate function.
9577 * alias.c (value_addr_p, stack_addr_p): New functions.
9578 (nonoverlapping_memrefs_p): Use them for IRA.
9580 * common.opt (fira, fira-algorithm, fira-coalesce,
9581 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9582 fira-verbose): New options.
9584 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9585 move_cost, may_move_in_cost, may_move_out_cost): Make the
9587 (move_table): Remove typedef.
9588 (init_move_cost): Make it external.
9589 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9592 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9593 setup_reg_classes): New function prototypes.
9594 (eliminable_regset): New external variable declaration.
9595 (build_insn_chain, update_equiv_regs): New function prototypes.
9597 * Makefile.in (IRA_INT_H): New definition.
9598 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9599 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9600 (reload1.o, toplev.o): Add dependence on ira.h.
9601 (cfgloopanal.o): Add PARAMS_H.
9602 (caller-save.o): Add dependence on output.h and ira.h.
9603 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9604 ira-emit.o, ira-lives.o): New entries.
9606 * passes.c (pass_ira): New pass.
9608 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9610 * reload1.c (ira.h): Include the header.
9611 (changed_allocation_pseudos): New bitmap.
9612 (init_reload): Initiate the bitmap.
9613 (compute_use_by_pseudos): Permits spilled registers in FROM.
9614 (temp_pseudo_reg_arr): New variable.
9615 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9616 IRA. Call alter_reg with the additional parameter. Don't clear
9617 spilled_pseudos for IRA. Restore original insn chain for IRA.
9618 Clear changed_allocation_pseudos at the end of reload.
9619 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9620 (hard_regno_to_pseudo_regno): New variable.
9621 (count_pseudo): Check spilled pseudos. Set up
9622 hard_regno_to_pseudo_regno.
9623 (count_spilled_pseudo): Check spilled pseudos. Update
9624 hard_regno_to_pseudo_regno.
9625 (find_reg): Use better_spill_reload_regno_p. Check
9626 hard_regno_to_pseudo_regno.
9627 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9629 (eliminate_regs_1): Use additional parameter for alter_reg.
9630 (finish_spills): Set up pseudo_previous_regs only for spilled
9631 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9632 more arguments. Don't clear live_throughout and dead_or_set for
9633 spilled pseudos. Use additional parameter for alter_reg. Call
9634 mark_allocation_change. Set up changed_allocation_pseudos.
9635 Remove sanity check.
9636 (emit_input_reload_insns, delete_output_reload): Use additional
9637 parameter for alter_reg. Call mark_allocation_change.
9638 (substitute, gen_reload_chain_without_interm_reg_p): New
9640 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9642 * testsuite/gcc.dg/20080410-1.c: New file.
9644 * config/s390/s390.h (IRA_COVER_CLASSES,
9645 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9647 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9649 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9651 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9653 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9655 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9657 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9659 2008-08-24 Jeff Law <law@redhat.com>
9660 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9661 when ignoring unavailable registers.
9663 2008-08-24 Jeff Law <law@redhat.com>
9664 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9665 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9666 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9667 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9669 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9670 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9672 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9673 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9674 * reload1.c (find_reg): Process registers in register allocation order.
9676 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9677 * toplev.c (backend_init_target): Move ira_init call from
9679 (lang_dependent_init_target): ...to here.
9681 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9682 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9683 calculate memory move costs for NO_REGS.
9685 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9686 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9687 STACK_REGS is defined.
9689 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9690 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9692 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9693 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9695 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9696 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9697 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9700 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9701 Dorit Nuzman <dorit@il.ibm.com>
9703 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9704 vec_extract_evenv4sf, vec_extract_evenv8hi,
9705 vec_extract_evenv16qi, vec_extract_oddv4si,
9706 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9707 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9708 vec_interleave_highv4si, vec_interleave_lowv4si,
9709 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9710 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9711 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9713 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9716 * config/rs6000/rs6000.c (optimization_options): Don't default to
9717 section anchors without toplevel reorder.
9719 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9721 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9722 (mfc_end_critical_section): Likewise.
9724 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9726 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9727 all type qualifiers from element type to vector type.
9729 2008-08-25 David Daney <ddaney@avtrex.com>
9731 * config/mips/mips.md (immediate_insn): Move up in file, fix
9732 comment typo, reformat.
9733 (fetchop_bit, atomic_hiqi_op memory_barrier,
9734 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9735 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9736 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9737 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9738 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9739 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9740 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9741 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9742 sync_old_nand<mode>, sync_new_nand<mode>,
9743 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9744 test_and_set_12): Moved to sync.md.
9746 * config/mips/sync.md: New file.
9748 2008-08-25 Richard Henderson <rth@redhat.com>
9750 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9751 (regsave): Likewise.
9752 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9753 (output_cfi_directive): Likewise.
9754 (div_data_align): New.
9755 (output_cfi): Use it.
9757 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9759 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9760 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9761 (TARGET_OCTEON): New macro.
9762 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9763 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9764 (ISA_HAS_POP): New macro.
9765 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9767 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9769 * config/mips/mips.md (cpu): Add octeon.
9770 (type): Add pop attribute value.
9771 (popcount<mode>2): New pattern.
9772 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9774 2008-08-24 Jan Hubicka <jh@suse.cz>
9776 * doc/invoke.texi (-fipa-cp-clone): New option.
9777 (-fipa-cp): Update docs.
9778 (--param ipcp-unit-growth):New.
9779 * ipa-cp.c: Include fibheap.h, params.h
9780 (ipcp_initialize_node_lattices): When not cloning, all externally
9781 visible functions are bottom.
9782 (ipcp_need_redirect_p): Accept clones.
9783 (ipcp_insert_stage): Use cost driven heuristics.
9784 (max_count, dead_nodes): New static vars.
9785 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9786 ipcp_const_param_count): New functions.
9787 * common.opt (ipa-cp-clone): New command line option.
9788 * params.def (ipcp-unit-growth): New.
9790 2008-08-24 Jan Hubicka <jh@suse.cz>
9792 * tree-inline.c (tree_function_versioning): Look harder
9793 for referenced vars.
9795 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9797 PR tree-optimization/37185
9798 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9800 2008-08-23 Jan Hubicka <jh@suse.cz>
9802 * ipa-cp.c (ipcp_analyze_node): New function.
9803 (ipcp_update_cloned_node): Use it.
9804 (ipcp_init_stage): Likewise.
9805 * ipa-inline.c (function_insertion_hook_holder): New static var.
9806 (analyze_function): Break out from ....
9807 (inline_generate_summary): Here; register insertion hook.
9808 (cgraph_decide_inlining): Remove hook.
9809 (add_new_function): New function.
9811 2008-08-23 Jan Hubicka <jh@suse.cz>
9813 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9815 2008-08-23 Jan Hubicka <jh@suse.cz>
9817 * ipa-cp.c (constant_val_insert): Remove.
9818 (ipcp_propagate_one_const): Remove.
9819 (ipcp_create_replace_map): Always insert replacements to the map.
9820 (ipcp_insert_stage): Do not try to insert statements by hand.
9821 * tree-inline.c (insert_init_stmt): Break out from ...
9822 (setup_one_parameter): ... here; allow NULL BB pointer.
9823 (tree_function_versioning): Use setup_one_parameter to process
9826 2008-08-23 Jan Hubicka <jh@suse.cz>
9828 * tree.c (decl_address_ip_invariant_p): New function.
9829 * tree.h (decl_address_ip_invariant_p): Declare.
9830 * gimple.c (strip_invariant_refs): Break out from ...
9831 (is_gimple_invariant_address): ... here
9832 (is_gimple_ip_invariant_address): New function.
9833 (is_gimple_ip_invariant): New function.
9834 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9837 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9838 (ipcp_lat_is_insertable): All constants are insertable.
9839 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9840 IPA_CONST_VALUE_REF.
9841 (ipcp_initialize_node_lattices): Propagate all types of operands.
9842 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9843 (ipcp_create_replace_map): Reformat.
9844 (ipcp_need_redirect_p): Simplify.
9845 (ipcp_insert_stage): Check that argument is used before clonning.
9846 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9848 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9849 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9850 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9851 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9852 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9853 * tree-inline.c (tree_function_versioning): Add variables referenced
9856 2008-08-23 Jan Hubicka <jh@suse.cz>
9859 * i386.c (standard_80387_constant_p): Use optimize_size.
9861 2008-08-23 Ira Rosen <irar@il.ibm.com>
9863 PR tree-optimization/37161
9864 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9865 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9866 (vect_determine_vectorization_factor): Move the scalar type
9867 retrieval to vect_get_smallest_scalar_type.
9868 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9869 scalar type. Remove redundant computation.
9870 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9871 (vect_get_slp_defs): Take the type of RHS into account if
9872 necessary by calling vect_get_smallest_scalar_type. Call
9873 vect_get_constant_vectors with additional argument.
9875 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9878 * doc/invoke.texi (Wwrite-strings): Clarify description.
9880 2008-08-23 Ira Rosen <irar@il.ibm.com>
9882 PR tree-optimization/37174
9883 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9884 def stmt is a part of the loop before accessing its stmt_vec_info.
9886 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9889 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9890 (*swap): New insn pattern.
9891 (*ashlqi3): Rename from ashlqi3 insn pattern.
9892 (ashlqi3): New expanders.
9893 (*lshrqi3): Rename from lshrqi3 insn pattern.
9894 (lshrqi3): New expanders.
9895 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9896 lshrqi3_const5, lshrqi3_const6): New splitters.
9897 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9898 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9901 2008-08-22 Richard Guenther <rguenther@suse.de>
9903 PR tree-optimization/37078
9904 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9905 [+INF, +INF] ranges.
9907 2008-08-22 Richard Guenther <rguenther@suse.de>
9909 PR tree-optimization/37143
9910 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9911 a conversion statement instead of a copy.
9913 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9916 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9917 CCCmode, CCOmode and CCSmode destination modes.
9920 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9921 from different units in a single alternative.
9922 (*vec_extractv2sf_1): Ditto.
9923 (*vec_extractv2si_0): Ditto.
9924 (*vec_extractv2si_1): Ditto.
9925 * config/i386/sse.md (sse2_storehpd): Ditto.
9926 (sse2_storelpd): Ditto.
9927 (sse2_loadhpd): Ditto.
9928 (sse2_loadlpd): Ditto.
9931 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9932 (popcountsi2): Ditto.
9933 (clzdi2_abm): Ditto.
9934 (popcountdi2): Ditto.
9935 (clzhi2_abm): Ditto.
9936 (popcounthi2): Ditto.
9938 2008-08-22 Richard Guenther <rguenther@suse.de>
9942 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9943 if the multiplication does not overflow.
9945 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9947 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9949 2008-08-21 Richard Henderson <rth@redhat.com>
9951 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9952 spurrious comma from test.
9953 * configure: Rebuild.
9955 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9958 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9961 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9963 * c-tree.h (grokfield): New argument.
9964 * c-decl.c (grokfield): Handle new location argument.
9965 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9967 2008-08-21 Richard Guenther <rguenther@suse.de>
9969 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9971 2008-08-21 Jan Hubicka <jh@suse.cz>
9973 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9974 (cgraph_add_function_insertion_hook,
9975 cgraph_remove_function_insertion_hook,
9976 cgraph_call_function_insertion_hooks): New functions.
9977 * cgraph.h (cgraph_add_function_insertion_hook,
9978 cgraph_remove_function_insertion_hook,
9979 cgraph_call_function_insertion_hooks): Declare.
9980 * ipa-reference.c (function_insertion_hook_holder): New variable.
9981 (check_operand, look_for_address_of): When checking late, do not care
9982 about module bitmaps.
9983 (add_new_function): New function.
9984 (generate_summary): Register hooks; zero module bitmaps.
9985 (propagate): Unregister hooks.
9986 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9987 (add_new_function): New function.
9988 (generate_summary): Register hook.
9989 (propagate): Remove hook.
9991 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9993 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9994 * ipa-cp.c (ipcp_update_cloned_node): New function.
9995 (build_const_val): Handle functions correctly; bring type logic
9996 into sync with tree-inline.c
9997 (ipcp_init_stage): Take care of computing stuff needed by
9998 indirect inlining; update clones.
9999 (ipcp_generate_summary): Break out of ipcp_driver.
10000 (ipcp_driver): Do only execution and transformation.
10001 (pass_ipa_cp): Make IPA_PASS.
10002 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10004 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10005 ipcp, some info is already available.
10006 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10007 * tree-inline.c (remap_ssa_name): Unshare expression.
10009 2008-08-21 Richard Guenther <rguenther@suse.de>
10011 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10012 a PHI ask VN if it is already available.
10013 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10014 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10016 2008-08-21 Richard Guenther <rguenther@suse.de>
10018 PR middle-end/36817
10019 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10020 makes sure to produce a result of the correct type.
10022 2008-08-21 Jan Hubicka <jh@suse.cz>
10023 Backport from LTO branch:
10025 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10026 Jan Hubicka <jh@suse.cz>
10029 (init_state, finish_state, set_function_state, generate_summary):
10031 (scan_stmt): Renamed from scan_function. Changed to keep state in
10032 local static vars rather than cgraph aux field.
10033 (propagate): Renamed from static_execute. Changed to keep state in
10034 local static vars rather than cgraph aux field.
10035 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10036 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10038 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10040 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10041 * ipa-reference.c (init_function_info, generate_summary,
10042 propagate): New functions.
10043 (analyze_function): Call init_function_info.
10044 (static_execute): Stripped into generate_summary and propagate.
10045 (pass_ipa_reference): Made into ipa_opt_pass.
10047 2008-08-21 Richard Guenther <rguenther@suse.de>
10049 PR tree-optimization/37181
10050 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10052 (extract_range_from_unary_expr): Likewise.
10054 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10056 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10058 * toplev.h (pedwarn_at): Likewise.
10059 * builtins.c: Update all calls to pedwarn.
10060 * c-lex.c: Likewise.
10061 * toplev.c: Likewise.
10062 * c-tree.h: Likewise.
10063 * c-decl.c: Likewise.
10064 * c-errors.c: Likewise.
10065 * c-typeck.c: Likewise.
10066 * c-common.c: Likewise.
10067 * c-parser.c: Likewise.
10069 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10072 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10073 with MODE_VECTOR_INT mode.
10075 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10078 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10079 initialized outside the current module.
10080 (warn_uninitialized_var): Ignore left-hand side when walking the
10081 trees. Ignore address expressions. Examine VUSE operands in gimple
10082 statements with a variable declaration on the right-hand side.
10084 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10087 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10089 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10092 * c-common.c (conversion_warning): Do not warn if applying bit-and
10093 operator to unsigned constant that fits in the target type.
10095 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10098 * c-common.c (conversion_warning): Do not warn for artificial
10101 2008-08-20 Richard Guenther <rguenther@suse.de>
10103 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10104 (extract_range_from_binary_expr): Fall back to constant propagation.
10105 (extract_range_from_unary_expr): Likewise.
10107 2008-08-20 Richard Guenther <rguenther@suse.de>
10109 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10110 with TREE_THIS_VOLATILE on shared nodes.
10111 (fold_stmt_r): Likewise.
10113 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10116 * c-parser.c (c_parser_attributes): For keywords use canonical
10117 spelling for attr_name.
10119 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10121 * value-prof.c (check_counter): Revert wrong call to error.
10123 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10125 * profile.c: Update calls to inform.
10126 * value-prof.c: Update calls to inform.
10128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10130 * diagnostic.c (inform): Add an explicit location_t parameter.
10131 * toplev.h (inform): Update declaration.
10132 * builtins.c: Update all calls to inform.
10133 * c-common.c: Likewise.
10134 * c-decl.c: Likewise.
10135 * c-opts.c: Likewise.
10136 * c-pch.c: Likewise.
10137 * c-pragma.c: Likewise.
10138 * c-typeck.c: Likewise.
10139 * coverage.c: Likewise.
10140 * opts.c: Likewise.
10141 * toplev.c: Likewise.
10142 * tree-cfg.c: Likewise.
10143 * tree-ssa.c: Likewise.
10145 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10148 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10149 V2DI mode, for SSE4.1, use movq instead of vector set if the
10150 second element is zero and inter-unit moves are OK.
10152 2008-08-20 Richard Guenther <rguenther@suse.de>
10154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10155 properly handle conversion/copy chains after tuplification.
10157 2008-08-20 Richard Guenther <rguenther@suse.de>
10159 * passes.c (init_optimization_passes): Move the second
10160 forwprop pass before alias computation. Remove the second
10161 DCE pass. Remove the first dominator and phi copy/const
10164 2008-08-20 Nick Clifton <nickc@redhat.com>
10166 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10167 support of this feature. Do not assume that a sufficiently new
10168 assembler will support the feature regardless of the target type.
10169 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10170 * configure: Regenerate.
10172 2008-08-20 Richard Guenther <rguenther@suse.de>
10174 * tree-vrp.c (found_in_subgraph): Remove.
10175 (live): New global static.
10176 (live_on_edge): New function.
10177 (blocks_visited): Remove.
10178 (register_edge_assert_for_2): Use live_on_edge.
10179 (find_conditional_asserts): Remove code dealing with
10180 found_in_subgraph. Do not walk the CFG.
10181 (find_switch_asserts): Likewise.
10182 (find_assert_locations_1): Renamed from find_assert_locations.
10183 Move finding assert locations for conditional and switch
10184 statements first. Update live bitmap. Do not walk the CFG.
10185 (find_assert_locations): New function.
10186 (insert_range_assertions): Remove entry of CFG walk.
10187 Adjust call to find_assert_locations.
10188 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10189 that only can appear because of fake exit edges but assert we
10190 never try to insert on those.
10191 (fini_pre): Do not remove fake exit edges here...
10192 (execute_pre): ...but here, before committing edge inserts.
10194 2008-08-19 Richard Guenther <rguenther@suse.de>
10196 * passes.c (init_optimization_passes): Exchange store-ccp
10199 2008-08-19 Rafael Espíndola <espindola@google.com>
10201 * varasm.c (weak_decls): Move earlier in the file.
10202 (assemble_external): Add weak decls to the weak_decls list.
10203 (declare_weak): Don't add decls to the weak_decls list.
10205 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10208 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10209 before (sse2_shufpd_<mode>).
10211 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10214 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10215 * tree.c (block_nonartificial_location): Likewise.
10217 2008-08-19 Richard Guenther <rguenther@suse.de>
10219 PR tree-optimization/35972
10220 PR tree-optimization/23094
10221 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10224 handle MISALIGNED_INDIRECT_REF.
10225 (get_ref_from_reference_ops): New helper.
10226 (vn_reference_lookup_pieces): Walk the use-def chain using the
10227 alias-oracle if requested.
10228 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10229 walking the use-def chain.
10230 (compute_avail): But not here.
10231 (create_component_ref_by_pieces_1): Properly handle
10232 MISALIGNED_INDIRECT_REF.
10233 (do_regular_insertion): Handle fully redundant
10234 expressions after PHI-translation also for SSA_NAME values, not
10235 only constants. Correctly use edoubleprime for that.
10237 2008-08-19 Ira Rosen <irar@il.ibm.com>
10239 * tree-vectorizer.c (supportable_widening_operation): Support
10240 multi-step conversion, return the number of steps in such conversion
10241 and the required intermediate types.
10242 (supportable_narrowing_operation): Likewise.
10243 * tree-vectorizer.h (vect_pow2): New function.
10244 (supportable_widening_operation): Change argument types.
10245 (supportable_narrowing_operation): Likewise.
10246 (vectorizable_type_promotion): Add an argument.
10247 (vectorizable_type_demotion): Likewise.
10248 * tree-vect-analyze.c (vect_analyze_operations): Call
10249 vectorizable_type_promotion and vectorizable_type_demotion with
10250 additional argument.
10251 (vect_get_and_check_slp_defs): Detect patterns.
10252 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10254 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10255 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10256 factor according to the smallest type in the loop.
10257 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10258 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10259 supportable_widening_operation with correct arguments.
10260 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10261 operands lists according to the number of vector statements in left
10262 or right node, if exists.
10263 (vect_gen_widened_results_half): Remove unused argument.
10264 (vectorizable_conversion): Call supportable_widening_operation,
10265 supportable_narrowing_operation, and vect_gen_widened_results_half
10266 with correct arguments.
10267 (vectorizable_assignment): Change documentation, support multiple
10269 (vectorizable_operation): Likewise.
10270 (vect_get_loop_based_defs): New function.
10271 (vect_create_vectorized_demotion_stmts): Likewise.
10272 (vectorizable_type_demotion): Support loop-aware SLP and general
10273 multi-step conversion. Call vect_get_loop_based_defs and
10274 vect_create_vectorized_demotion_stmts for transformation.
10275 (vect_create_vectorized_promotion_stmts): New function.
10276 (vectorizable_type_promotion): Support loop-aware SLP and general
10277 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10278 for transformation.
10279 (vectorizable_store): Change documentation, support multiple
10281 (vectorizable_load): Likewise.
10282 (vect_transform_stmt): Pass SLP_NODE to
10283 vectorizable_type_promotion and vectorizable_type_demotion.
10284 (vect_schedule_slp_instance): Move here the calculation of number
10285 of vectorized statements for each node from...
10286 (vect_schedule_slp): ... here.
10287 (vect_transform_loop): Call vect_schedule_slp without the last
10290 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10293 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10294 to == in assert statement.
10295 (vectorizable_reduction): Fix typo.
10297 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10300 * value-prof.c (check_counter): Dereference pointer to overall
10301 count when printing it.
10303 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10305 * profile.h: Really add it.
10307 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10309 * mcf.c: Really add it.
10311 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10312 Vinodha Ramasamy <vinodha@google.com>
10314 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10316 * value-prof.c (check_counter): Fix the counter if
10317 flag_profile_correction is true.
10318 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10319 tree_mod_subtract_transform):
10320 Follow check_counter parameter change.
10321 * common.opt (fprofile-correction): New option.
10323 * profile.h: Likewise.
10324 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10325 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10326 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10328 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10329 flag_profile_correction is set.
10331 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10333 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10335 2008-08-18 Tomas Bily <tbily@suse.cz>
10337 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10338 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10340 * tree-data-ref.c (split_constant_offset_1): Likewise.
10341 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10342 * tree-sra.c (sra_walk_expr): Likewise.
10343 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10344 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10345 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10346 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10348 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10349 * tree-vect-transform.c (vectorizable_type_demotion)
10350 (vectorizable_type_promotion): Likewise.
10351 * tree-inline.c (expand_call_inline):
10352 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10353 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10354 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10355 * expr.c (expand_expr_real_1): Likewise.
10356 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10357 (gimple_assign_unary_useless_conversion_p): Likewise.
10358 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10359 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10360 * fold-const.c (fold_unary): Likewise.
10361 * tree.h (CONVERT_EXPR_P): Likewise.
10362 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10363 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10365 (register_edge_assert_for_2, extract_range_from_unary_expr)
10366 (register_edge_assert_for_1): Likewise.
10368 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10370 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10371 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10372 (enum real_value_const): Delete.
10373 (get_real_const): Delete.
10374 * real.c (get_real_const): Delete.
10375 (dconst_e_ptr): Define.
10376 (dconst_third_ptr): Define.
10377 (dconst_sqrt2_ptr): Define.
10378 * builtins.c: Update all callers.
10380 2008-08-18 Richard Guenther <rguenther@suse.de>
10382 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10383 statement iterator after statement removal.
10385 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10387 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10388 (detect_processor_freebsd): Likewise.
10389 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10391 2008-08-18 Richard Guenther <rguenther@suse.de>
10393 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10394 and loads have the correct types.
10396 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10399 * c-opts.c (cpp_opts): Remove static.
10400 * c-parser.c (cpp_opts): Declare it extern.
10401 (disable_extension_diagnostics): Handle cpp options.
10402 (enable_extension_diagnostics): Likewise.
10404 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10406 * diagnostics.c (permerror_at): Rename as permerror.
10407 (permerror): Delete.
10408 * toplev.h: Likewise.
10410 2008-08-18 Richard Guenther <rguenther@suse.de>
10412 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10413 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10414 Move call_cdce before build_alias. Move copyrename2,
10415 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10416 right after final inlining.
10417 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10418 (pass_build_cfg): But instead via TODO_dump_func.
10420 2008-08-18 Richard Guenther <rguenther@suse.de>
10422 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10424 (scalarize_init): If we failed to generate some initializers
10425 do not generate zeros for not instantiated members. Instead
10426 rely on the copy out.
10427 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10428 about missing flow-sensitive alias info only if we have
10431 2008-08-17 Nick Clifton <nickc@redhat.com>
10433 * doc/extend.texi (Function Attributes): Fix typo in description
10434 if hot function attribute.
10436 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10437 Richard Sandiford <rdsandiford@googlemail.com>
10439 * doc/install.texi (--with-mips-plt): Document.
10440 * doc/invoke.texi (-mplt, -mno-plt): Document.
10441 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10442 and handle ${with_mips_plt}.
10443 * config/mips/mips.opt (mplt): New option.
10444 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10445 (TARGET_ABICALLS_PIC2): Likewise.
10446 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10447 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10448 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10449 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10450 to decide whether to output ".option picX" directives.
10451 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10452 Pass -call_nonpic rather than -KPIC for -mplt.
10453 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10454 on the command line. Also remove it when -mabi=64 is used without
10456 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10457 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10458 TARGET_ABICALLS_PIC0.
10459 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10461 (mips16_build_function_stub): Only output ".option pic" directives
10462 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10463 (mips16_build_call_stub): Fix comment and remove redundant
10464 ".set at"/"set .noat" directives.
10465 (mips_function_rodata_section): Use the default behaviour for
10466 TARGET_ABSOLUTE_ABICALLS.
10467 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10468 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10469 (mips_restore_gp): Do nothing if the current function doesn't use
10471 (mips_expand_prologue): Only save $gp if the current function uses it.
10472 Use a normal move for TARGET_ABICALLS_PIC0.
10473 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10475 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10477 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10478 of function when handling GLOBAL_POINTER_REGNUM.
10480 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10483 * common.opt (-fstack-check): Do not declare the variable here.
10484 (-fstack-check=): New option variant.
10485 * doc/invoke.texi (Code Gen Options): Document it.
10486 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10487 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10488 (STACK_CHECK_STATIC_BUILTIN): New macro.
10489 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10490 * opts.c: Include expr.h.
10491 (common_handle_option) <OPT_fold_stack_check_>: New case.
10492 <OPT_fstack_check>: Likewise.
10493 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10494 consistently in the test for variable-sized types. Adjust for
10495 new behaviour of flag_stack_check.
10496 * explow.c: Include except.h.
10497 (allocate_dynamic_stack_space): Do not take into account
10498 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10499 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10500 for variable-sized parameters. Treat all parameters whose size is
10501 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10502 stack checking is enabled.
10503 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10504 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10505 if generic stack checking is enabled.
10506 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10507 * reload1.c (reload): Likewise.
10508 * stmt.c (expand_decl): Assert that all automatic variables have
10509 fixed size at this point and remove dead code.
10510 * flags.h (stack_check_type): New enumeration type.
10511 (flag_stack_check): Declare.
10512 * toplev.c (flag_stack_check): New global variable.
10513 * Makefile.in (opts.o): Add dependency on EXPR_H.
10514 (explow.o): Add dependency on except.h.
10516 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10518 * config/avr/avr.c (avr_override_options): Reduce value of
10519 PARAM_INLINE_CALL_COST.
10521 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10523 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10524 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10525 lieu of TYPE_MODE (type) throughout.
10527 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10529 * config/arm/arm.c (add_minipool_backward_ref): Check for
10530 8-byte-aligned entries in second case of forcing insertion after a
10531 particular entry. Change third case to avoid inserting
10532 non-8-byte-aligned entries before 8-byte-aligned ones.
10534 2008-08-15 Richard Guenther <rguenther@suse.de>
10536 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10537 strip components for unknown size accesses.
10539 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10541 * config/s390/2097.md New file.
10542 * config/s390/s390.md ("z10prop" attribute): Define none,
10543 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10544 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10545 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10546 possible values and apply them to insns as appropriate.
10547 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10548 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10549 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10550 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10551 ("bfp" mode attribute): Removed. Every occurence replaced
10553 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10554 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10557 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10560 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10563 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10565 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10566 additional argument. Support reduction when duplication is needed due
10567 to data-types of different sizes in the loop.
10568 (get_initial_def_for_induction): Fix printout.
10569 (vect_get_vec_def_for_stmt_copy): Support case where the
10570 vec_stmt_for_operand is a phi node.
10571 (vectorizable_reduction): Support reduction when duplication is needed
10572 due to data-types of different sizes in the loop.
10573 (vectorizable_call): Remove restriction to not vectorize in case we
10574 have data-types of different sizes in the loop.
10575 (vectorizable_conversion): Likewise.
10576 (vectorizable_operation): Likewise.
10577 (vectorizable_type_demotion): Likewise.
10578 (vectorizable_type_promotion): Likewise.
10579 (vectorizable_induction): Add restriction to not vectorize in case
10580 we have data-types of different sizes in the loop.
10582 2008-08-14 Christophe Saout <christophe@saout.de>
10583 Uros Bizjak <ubizjak@gmail.com>
10586 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10587 (*vec_concatv2di_rex64_sse4_1): Ditto.
10588 (*vec_concatv2di_rex64_sse): Ditto.
10590 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10592 PR middle-end/37103
10593 * fold-const.c (fold_widened_comparison): Do not allow
10594 sign changes that change the result even if shorter type
10595 is wider than arg1_unw's type.
10597 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10599 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10600 Skip if the multilib testing specifies -march that does not
10601 agree with the one specified in the testcase.
10603 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10605 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10606 zero extend SImode values being converted to TFmode before passing
10609 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10611 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10612 __PPU__ when targeting the Cell/B.E. PPU processor.
10614 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10616 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10617 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10618 Rematerialize the static chain, if any.
10619 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10622 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10624 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10625 (new_loc_descr): Likewise.
10626 (add_loc_descr): Likewise.
10627 (size_of_loc_descr): Likewise.
10628 (size_of_locs): Likewise.
10629 (output_loc_operands): Likewise.
10630 (output_loc_sequence): Likewise.
10631 (new_reg_loc_descr): New.
10632 (build_cfa_loc): Use it.
10633 (build_cfa_aligned_loc): Likewise.
10634 (one_reg_loc_descriptor): Likewise.
10635 (based_loc_descr): Likewise.
10637 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10640 * doc/invoke.texi (Wmain): Update.
10641 * c-decl.c (start_decl): warn_main is only 0 or 1.
10642 (start_function): Likewise. Fix formatting.
10643 (finish_function): Delete redundant warning.
10644 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10645 * c-opts (c_common_handle_option): -Wall only has effect if
10646 warn_main is uninitialized. OPT_Wmain is automatically
10647 handled. -pedantic also enables Wmain.
10648 (c_common_post_options): Handle all logic for Wmain here.
10649 * c-common.c (warn_main): Delete.
10650 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10651 * c-common.h (warn_main): Delete.
10653 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10655 PR middle-end/36701
10656 * expr.c (emit_group_store): Allocate stack temp with the
10657 largest alignment when copying from register to stack.
10659 2008-08-13 Richard Guenther <rguenther@suse.de>
10661 * tree.h (maybe_fold_offset_to_address): Declare.
10662 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10663 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10664 Likewise for POINTER_PLUS_EXPR.
10665 (maybe_fold_offset_to_reference): Enable disabled code.
10666 (maybe_fold_offset_to_address): New function.
10667 (fold_stmt_r): Use it.
10668 (fold_gimple_assign): Likewise.
10669 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10670 (gimplify_expr): Likewise.
10672 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10674 * toplev.h (pedwarn_at): Fix declaration.
10676 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10678 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10679 LINK_SPEC): Use %R in -Y P argument.
10681 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10684 * diagnostic.c (pedwarn_at): New.
10685 * toplev.h (pedwarn_at): Declare.
10686 * c-tree.h (build_enumerator): Update declaration.
10687 * c-decl.c (finish_enum): Update comment.
10688 (build_enumerator): Take a location parameter. Give a pedwarn but do
10689 not perform any conversion.
10690 * c-parser.c (c_parser_enum_specifier): Set correct location for
10693 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10696 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10697 expressions except for conversions to signed:1 bitfields. Handle
10698 COND_EXPR with constant operands.
10700 2008-08-13 Richard Guenther <rguenther@suse.de>
10702 PR tree-optimization/15255
10703 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10704 (struct oecount_s): New struct and VEC types.
10705 (cvec): New global.
10706 (oecount_hash): New function.
10707 (oecount_eq): Likewise.
10708 (oecount_cmp): Likewise.
10709 (zero_one_operation): New function.
10710 (build_and_add_sum): Likewise.
10711 (undistribute_ops_list): Perform un-distribution of multiplication
10712 and division on the chain of summands.
10713 (should_break_up_subtract): Also break up subtracts for factors.
10714 (reassociate_bb): Delete dead visited statements.
10715 Call undistribute_ops_list. Re-sort and optimize if it did something.
10716 * passes.c (init_optimization_passes): Move DSE before
10718 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10721 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10723 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10725 * doc/invoke.texi: Revert unintended checkin.
10727 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10730 * gcc.c (include_spec_function): Tweak call to find_a_file.
10732 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10734 PR middle-end/37014
10735 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10736 and TRUTH_ORIF_EXPR.
10737 * dojump.c (do_jump): Likewise.
10739 PR tree-optimization/37084
10740 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10741 if id->regimplify, don't assume stmt is a cast assignment.
10743 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10745 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10747 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10750 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10753 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10755 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10756 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10758 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10759 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10760 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10761 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10762 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10764 * doc/tm.texi (Storage Layout): Remove documentation for
10765 TARGET_FLOAT_FORMAT.
10767 * simplify-rtx.c (simplify_binary_operation_1): Replace
10768 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10770 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10772 * real.h (struct real_format): New member has_sign_dependent_rounding.
10773 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10774 spu_single_format, ieee_double_format, mips_double_format,
10775 motorola_double_format, ieee_extended_motorola_format,
10776 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10777 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10778 mips_extended_format, ieee_quad_format, mips_quad_format,
10779 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10780 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10782 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10783 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10784 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10785 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10786 (ROUND_TOWARDS_ZERO): Likewise.
10788 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10789 (FLOAT_MODE_FORMAT): New macro.
10790 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10791 (MODE_COMPOSITE_P): ... this new macro.
10792 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10793 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10794 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10796 * flags.h: Include "real.h".
10798 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10799 REAL_MODE_FORMAT_COMPOSITE_P.
10800 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10802 * doc/tm.texi (Storage Layout): Remove documentation of
10803 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10804 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10805 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10806 they only apply to libgcc2.a.
10808 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10810 * config/spu/float_disf.c: New file.
10811 * config/spu/float_unsdisf.c: New file.
10812 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10813 (LIB2FUNCS_EXCLUDE): Define.
10815 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10816 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10818 * real.h (struct real_format): New member round_towards_zero.
10819 * real.c (round_for_format): Respect fmt->round_towards_zero.
10820 (ieee_single_format, mips_single_format, motorola_single_format,
10821 spu_single_format, ieee_double_format, mips_double_format,
10822 motorola_double_format, ieee_extended_motorola_format,
10823 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10824 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10825 mips_extended_format, ieee_quad_format, mips_quad_format,
10826 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10827 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10829 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10830 real_format to choose rounding mode when calling MPFR functions.
10831 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10832 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10834 * real.h (real_to_decimal_for_mode): Add prototype.
10835 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10836 Respect target rounding mode when generating decimal representation.
10837 (real_to_decimal): New stub for backwards compatibility.
10838 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10839 real_to_decimal_for_mode instead of real_to_decimal.
10841 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10843 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10844 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10846 * real.c (spu_single_format): New variable.
10847 * real.h (spu_single_format): Declare.
10849 * config/spu/spu.c (spu_override_options): Install SFmode format.
10850 (spu_split_immediate): Use integer mode to operate on pieces of
10851 floating-point values in all cases.
10853 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10854 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10855 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10857 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10859 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10861 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10863 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10865 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10868 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10869 on the VAR_DECL instead of TYPE_READONLY on its type.
10871 2008-08-12 Ira Rosen <irar@il.ibm.com>
10873 * tree-vectorizer.c: Depend on langhooks.h.
10874 (supportable_widening_operation): Add two arguments. Support double
10876 (supportable_narrowing_operation): Likewise.
10877 * tree-vectorizer.h (supportable_widening_operation): Add two
10879 (supportable_narrowing_operation): Likewise.
10880 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10881 supportable_widening_operation with correct arguments.
10882 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10883 (vectorizable_type_demotion): Support double type conversions.
10884 (vectorizable_type_promotion): Likewise.
10885 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10887 2008-08-11 Michael Matz <matz@suse.de>
10889 * i386/i386.c (override_options): Move initialisation from
10890 flag_schedule_insns_after_reload to here from ...
10891 (optimization_options): ... here.
10893 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10895 PR rtl-optimization/36998
10896 * dwarf2out.c (compute_barrier_args_size_1,
10897 compute_barrier_args_size): Temporarily remove assertions.
10899 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10901 PR middle-end/20644
10902 * tree-ssa.c (struct walk_data): Add new flag
10903 warn_possibly_uninitialized.
10904 (warn_uninitialized_var): Use it.
10905 (warn_uninitialized_vars): New.
10906 (execute_early_warn_uninitialized): Call it.
10907 (execute_late_warn_uninitialized): Likewise.
10909 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10911 PR middle-end/36238
10912 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10913 for memory subregs.
10915 2008-08-09 Jan Hubicka <jh@suse.cz>
10918 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10920 (expand_fix): Be prepared for expansion to fail.
10921 (expand_sfix_optab): Remove instructions if expansion failed.
10923 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10925 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10926 avr31 architecture.
10927 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10928 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10930 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10932 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10933 mips/t-libgcc-mips16 to tmake_file.
10934 * config/mips/mips-protos.h (mips_call_type): New enum.
10935 (mips_pic_base_register, mips_got_load): Declare.
10936 (mips_restore_gp): Take an rtx argument.
10937 (mips_use_pic_fn_addr_reg_p): Declare.
10938 (mips_expand_call): Replace the sibcall_p argument with
10939 a mips_call_type argument. Add a lazy_p parameter.
10940 (mips_split_call): Declare.
10941 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10942 (MIPS16_PIC_TEMP): Likewise.
10943 (reg_class): Delete M16_NA_REGS.
10944 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10945 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10946 (mips_split_hi_p): Declare.
10947 * config/mips/mips.c (mips_split_hi_p): New array.
10948 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10949 (mips_got_symbol_type_p): New function.
10950 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10951 (mips16_stub_function_p): New function.
10952 (mips16_local_function_p): Likewise.
10953 (mips_use_pic_fn_addr_reg_p): Likewise.
10954 (mips_cannot_force_const_mem): Return false for HIGHs.
10955 Extend CONST_INT and symbolic handling to MIPS16, using
10956 mips_symbol_insns to check that the base symbol type is a
10957 legitimate constant. Reject GOT-based constants if
10958 TARGET_MIPS16_PCREL_LOADS.
10959 (mips_const_insns): Check targetm.cannot_force_const_mem when
10960 decomposing a symbolic base and a large offset.
10961 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10962 When calling a function that needs $25 from MIPS16 code,
10963 move the target address into $25 separately and add a USE
10965 (mips16_gp_pseudo_reg): Insert the initializer immediately
10966 before the first real insn.
10967 (mips_pic_base_register, mips_got_load): New functions.
10968 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10969 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10970 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10971 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10972 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10973 also passing NULL_RTX rather than const0_rtx as the aux argument.
10974 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10975 instead of TARGET_EXPLICIT_RELOCS.
10976 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10977 (mips_load_call_address): Replace the sibcall_p argument with
10978 a mips_call_type argument. Use mips_got_load.
10979 (mips16_local_alias): New structure.
10980 (mips16_local_aliases): New variable.
10981 (mips16_local_aliases_hash): New function.
10982 (mips16_local_aliases_eq): Likewise.
10983 (mips16_local_alias): Likewise.
10984 (mips16_stub_function): Likewise.
10985 (mips16_build_function_stub): Create a local alias for the target
10986 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10987 .cpload directive and an R_MIPS_NONE relocation for the target
10988 function, then load the alias rather than the function itself.
10989 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10990 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10991 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10992 (mips16_build_call_stub): Replace the FN parameter with an
10993 FN_PTR parameter. Force the address into a register if it
10994 isn't a call_insn_operand; don't rely on the caller to do this.
10995 If a call to a locally-defined and locally-binding MIPS16
10996 function must be made indirectly, redirect the call to the
10997 function's local alias. Use mips16_stub_function_p,
10998 mips16_stub_function, mips_expand_call and use_reg.
10999 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11000 Use explicit %hi and %lo accesses where possible.
11001 Use MIPS_CALL to generate the correct code form of a
11002 jal instruction. Add clobbers of $18 instead of uses.
11003 Update the call to mips_emit_call_insn.
11004 (mips_expand_call): Replace the SIBCALL_P argument with a
11005 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11006 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11007 allowing it to modify the call address. Update the calls to
11008 mips_load_call_address and mips_emit_call_insn.
11009 (mips_split_call): New function.
11010 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11011 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11012 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11013 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11014 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11016 (mips_cprestore_slot): New function.
11017 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11018 and use mips_cprestore_slot.
11019 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11021 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11022 then use a copygp_mips16 instruction to set up $28.
11023 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11024 (mips16_lay_out_constants): Call split_all_insns_noflow.
11025 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11026 false if TARGET_MIPS16.
11027 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11028 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11029 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11030 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11031 MIPS16 code. Allow MIPS16 o32 PIC.
11032 (mips_override_options): Allow MIPS16 o32 PIC.
11033 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11034 after reload if TARGET_USE_GOT.
11035 (UNSPEC_COPYGP): New constant.
11036 (length): Use a default length of 8 for MIPS16 GOT loads.
11037 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11038 (*got_page<mode>): Check mips_split_hi_p.
11039 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11040 (unspec_got<mode>, unspec_call<mode>): New expanders.
11041 (load_got<mode>, load_call<mode>): Remove the length attributes.
11042 Use a got attribute instead of a type attribute.
11043 (copygp_mips16): New insn.
11044 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11045 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11046 (sibcall, sibcall_value, call, call_value): Update the calls
11047 to mips_expand_call.
11048 (call_internal, call_value_internal): Use mips_split_call.
11049 (call_value_multiple_internal): Likewise.
11050 (call_split): Move after call_internal (the insn it is split from).
11051 (call_internal_direct, call_value_internal_direct): Turn into
11052 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11053 (call_direct_split, call_value_direct_split): New patterns.
11054 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11055 and use M16_REGS instead of M16_NA_REGS.
11056 * config/mips/predicates.md (const_call_insn_operand): Replace
11057 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11058 mips_use_pic_fn_addr_reg_p check.
11059 (move_operand): Reject HIGHs if mips_split_hi_p.
11060 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11061 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11062 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11063 * config/mips/libgcc-mips16.ver: New file.
11064 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11065 $(srcdir)/config/mips/libgcc-mips16.ver.
11067 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11069 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11071 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11072 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11073 (mips16_cfun_returns_in_fpr_p): Likewise.
11075 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11077 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11078 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11079 rather than 4 to PC.
11081 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11083 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11084 (FUNCTION_PROFILER): Save the static chain pointer into $2
11085 beforehand and restore it aftewards.
11086 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11087 address directly into $25 and call the function through $25;
11088 do not clobber $3. Pad the DImode version to cover the space
11089 left by the deleted $25 <- $3 move.
11090 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11091 the removal of the $25 <- $3 move.
11092 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11093 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11095 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11096 Daniel Jacobowitz <dan@codesourcery.com>
11098 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11099 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11100 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11101 * config/mips/mips.c (mips_start_function_definition): New function.
11102 (mips_end_function_definition): Likewise.
11103 (mips_output_function_prologue): Use mips_start_function_definition.
11104 (mips_output_function_epilogue): Use mips_end_function_definition.
11105 (build_mips16_function_stub): Use mips_start_function_definition
11106 and mips_end_function_definition.
11107 (build_mips16_call_stub): Likewise.
11109 2008-08-09 Richard Guenther <rguenther@suse.de>
11111 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11112 * gimple.h (gimple_call_fn): Adjust comment.
11113 (gimple_call_set_fndecl): New function.
11114 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11115 longer having bare FUNCTION_DECL operand.
11116 (gimple_call_return_type): Likewise.
11117 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11119 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11120 (gimple_mod_pow2): Likewise.
11121 (gimple_mod_subtract): Likewise.
11122 (gimple_ic): Likewise.
11123 (gimple_stringop_fixed_value): Likewise.
11124 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11125 longer having bare FUNCTION_DECL operand.
11126 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11127 * omp-low.c (optimize_omp_library_calls): Likewise.
11128 * cgraphunit.c (update_call_expr): Likewise.
11129 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11130 (execute_convert_to_rsqrt): Likewise.
11131 * cfgexpand.c (gimple_to_tree): Simplify.
11132 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11133 bare FUNCTION_DECL operand.
11134 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11135 (convert_gimple_call): Use gimple_call_fndecl.
11136 * c-common.c (c_warn_unused_result): Likewise.
11138 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11141 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11142 (c_finish_return): Likewise.
11143 (c_start_case): Likewise.
11144 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11145 * c-parser.c (c_parser_condition): New. Call
11146 verify_sequence_points.
11147 (c_parser_paren_condition): Call c_parser_condition.
11148 (c_parser_for_statement): Call c_parser_condition.
11150 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11153 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11154 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11155 Moved from diagnostic.h
11156 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11158 (emit_diagnostic): New.
11159 (warning0, pedwarn0): Delete.
11160 (warning, warning_at, pedwarn, permerror): Return bool.
11161 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11162 Moved to diagnostic.c.
11163 (struct diagnostic_context): Use correct type for
11164 classify_diagnostic.
11165 (diagnostic_report_diagnostic): Update declaration.
11166 (emit_diagnostic): Declare.
11167 * errors.c (warning): Return bool.
11168 * errors.h (warning): Update declaration.
11169 * toplev.h (warning0, pedwarn0): Delete.
11170 (warning, warning_at, pedwarn, permerror): Return bool.
11171 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11172 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11173 inform. Update all calls.
11174 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11175 before giving informative note.
11176 (implicit_decl_warning): Likewise.
11177 * c-typeck.c (build_function_call): Likewise.
11178 * tree-sssa.c (warn_uninit): Likewise.
11179 * builtins.c (gimplify_va_arg_expr): Likewise.
11181 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11184 * doc/invoke.texi (-Wextra): Move warning from here...
11185 (-Wuninitialized): ... to here.
11187 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11190 * flags.h (set_Wunused): Delete
11191 * toplev.c (process_options): Handle Wunused flags here.
11192 * opts.c (maybe_warn_unused_parameter): Delete.
11193 (common_handle_option): Replace set_Wunused by warn_unused.
11194 (set_Wextra): Do not handle Wunused-parameter here.
11195 (set_Wunused): Delete.
11196 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11198 * common.opt (Wunused): Add Var and Init.
11199 (Wunused-function): Likewise.
11200 (Wunused-label): Likewise.
11201 (Wunused-parameter): Likewise.
11202 (Wunused-value): Likewise.
11203 (Wunused-variable): Likewise.
11205 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11207 * doc/invoke.texi: Add cpu_type power7.
11208 * config.in (HAVE_AS_VSX): New.
11209 * config.gcc: Add cpu_type power7.
11210 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11212 * configure: Regenerate.
11213 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11215 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11216 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11217 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11219 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11221 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11222 type to vectorize.builtin_conversion.
11223 (vectorizable_conversion): Likewise.
11224 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11225 integral type as input.
11226 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11228 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11229 and ALTIVEC_BUILTIN_VCTSXS.
11230 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11233 2008-08-08 Richard Guenther <rguenther@suse.de>
11235 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11236 (surely_varying_stmt_p): Calls are varying only if they are
11237 non-builtin and not indirect or have no result.
11238 (ccp_fold): Re-instantiate code before the tuples merge.
11240 2008-08-08 Richard Guenther <rguenther@suse.de>
11242 PR tree-optimization/37056
11243 * gimple.h (gimple_assign_rhs_class): New helper function.
11244 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11245 unary operations properly.
11247 2008-08-07 Jan Hubicka <jh@suse.cz>
11249 * i386.h (ix86_size_cost): Declare.
11250 (ix86_cur_cost): New function macro.
11251 * i386.md (peepholes expanding size and splitters): Predicate by
11252 optimize_insn_for_speed_p.
11253 (peepholes reduce size and splitters): Predicate by
11254 optimize_insn_for_size_p.
11255 * i386.c (ix86_size_cost): Rename from ...
11256 (size_cost): This one.
11257 (override_options): Update.
11258 (decide_alg): Likewise.
11259 (ix86_expand_clear): Use RTL profile.
11260 (ix86_pad_returns): Use RTL profile.
11262 2008-08-07 Jan Hubicka <jh@suse.cz>
11264 * recog.c (split_all_insns): Set RTL profile
11265 (peephole2_optimize): Likewise.
11266 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11267 * combine.c (combine_instructions): Likewise.
11269 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11271 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11273 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11275 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11276 value in a6 after the set_frame_ptr insn.
11278 2008-08-07 Richard Henderson <rth@redhat.com>
11281 * gcc.c (cpp_options): Pass along -g*.
11283 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11285 * config/arm/arm.c (output_move_neon): Update comment describing
11286 big-endian vector layout.
11287 (arm_assemble_integer): Do not handle big-endian NEON vectors
11289 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11290 neon_vget_lane<mode>_sext_internal,
11291 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11292 element indices for big-endian.
11294 2008-08-07 Richard Henderson <rth@redhat.com>
11296 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11297 * configure, config.in: Rebuild.
11298 * debug.h (dwarf2out_do_cfi_asm): Declare.
11299 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11300 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11301 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11302 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11304 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11306 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11307 movv2si_internal): Combine into mov<mode>_internal.
11308 (movv2si_internal_2): Remove.
11310 2008-08-07 Jan Hubicka <jh@suse.cz>
11313 * i386.md (single stringop patterns): Enable unconditionally.
11315 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11318 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11320 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11321 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11323 * config/i386/sse.md (sse2_movq128): New.
11325 * doc/extend.texi: Document __builtin_ia32_movq128.
11327 2008-08-07 Richard Guenther <rguenther@suse.de>
11329 PR middle-end/37042
11330 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11331 pointers can access anything.
11333 2008-08-06 Jan Hubicka <jh@suse.cz>
11335 * optabs.c (emit_unop_insn): Break out to ...
11336 (maybe_emit_unop_insn): ... this one.
11337 (expand_sfix_optab): Use maybe variant.
11338 * optabs.h (maybe_emit_unop_insn): Declare.
11340 * i386.md (mov0 patterns): Enable by default.
11341 (FP conversion expanders): Disable expansion of code expanding
11342 sequences when instruction should be optimized for size.
11343 (single strinop patterns): Enable when optimizing for size.
11344 (string expanders): Disable expanding of code expanding sequences
11345 when optimizning instruction for size.
11346 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11348 (ix86_fp_comparison_sahf_cost): Likewise.
11349 (ix86_expand_branch): Likewise.
11350 (ix86_expand_ashl_const): Likewise.
11351 (ix86_split_ashl): Likewise.
11352 (ix86_expand_strlen): Likewise.
11353 (ix86_emit_fp_unordered_jump): Likewie.
11355 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11357 * c-common.c: Fix typo.
11358 (c_common_reswords): Activate more C++ keyword warnings.
11360 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11362 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11365 * diagnostic.c (permerror_at): New.
11366 * toplev.h (permerror_at): Declare.
11368 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11369 Ira Rosen <irar@il.ibm.com>
11371 * tree-vect-transform.c (vect_model_simple_cost): Return
11372 immediately if stmt is pure SLP.
11373 (vect_model_store_cost): Ditto.
11374 (vect_model_load_cost): Ditto.
11375 (vectorizable_store): Remove PURE_SLP check before call
11376 to vect_model_store_cost.
11377 (vect_model_store_cost): When checking whether stmt describe
11378 strided access, add a check that it is not slp_node.
11380 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11383 * c-common.c (warn_for_sign_compare): New. Handle separately the
11384 case that 'constant' is zero.
11385 * c-typeck.c (build_binary_op): Move code to c-common.c
11387 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11389 * config/alpha/alpha.c (alpha_preferred_reload_class,
11390 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11391 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11392 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11393 * config/arm/arm.md: Likewise.
11394 * config/avr/avr-protos.h (preferred_reload_class,
11395 test_hard_reg_class, avr_simplify_comparison_p,
11396 out_shift_with_cnt, class_max_nregs): Likewise.
11397 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11398 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11399 preferred_reload_class, test_hard_reg_class): Likewise.
11400 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11401 bfin_memory_move_cost, bfin_secondary_reload,
11402 bfin_output_mi_thunk): Likewise.
11403 * config/crx/crx.c (crx_secondary_reload_class,
11404 crx_memory_move_cost): Likewise.
11405 * config/frv/frv-protos.h (frv_secondary_reload_class,
11406 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11407 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11408 frv_secondary_reload_class, frv_class_likely_spilled_p,
11409 frv_class_max_nregs): Likewise.
11410 * config/h8300/h8300.c (h8300_classify_operand,
11411 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11413 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11414 * config/ia64/ia64.c (ia64_preferred_reload_class,
11415 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11416 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11417 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11419 * config/m68hc11/m68hc11.c (preferred_reload_class,
11420 m68hc11_memory_move_cost): Likewise.
11421 * config/mcore/mcore.c (mcore_secondary_reload_class,
11422 mcore_reload_class): Likewise.
11423 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11424 mips_class_max_nregs, mips_cannot_change_mode_class,
11425 mips_preferred_reload_class, mips_secondary_reload_class,
11426 mips_output_mi_thunk): Likewise.
11427 * config/mmix/mmix.c (mmix_preferred_reload_class,
11428 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11430 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11432 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11433 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11434 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11435 * config/rs6000/rs6000.c (paired_expand_vector_init,
11436 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11437 compare_section_name, rs6000_memory_move_cost): Likewise.
11438 * config/s390/s390.c (s390_emit_compare_and_swap,
11439 s390_preferred_reload_class, s390_secondary_reload,
11440 legitimize_pic_address, legitimize_tls_address,
11441 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11442 s390_class_max_nregs): Likewise.
11443 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11444 * config/s390/s390.md: Likewise.
11445 * config/score/score-protos.h (score_secondary_reload_class,
11446 score_preferred_reload_class): Likewise.
11447 * config/score/score.c (score_preferred_reload_class,
11448 score_secondary_reload_class): Likewise.
11449 * config/score/score3.c (score3_output_mi_thunk,
11450 score3_preferred_reload_class, score3_secondary_reload_class,
11451 score3_hard_regno_mode_ok): Likewise.
11452 * config/score/score3.h (score3_preferred_reload_class,
11453 score3_secondary_reload_class): Likewise.
11454 * config/score/score7.c (score7_output_mi_thunk,
11455 score7_preferred_reload_class, score7_secondary_reload_class,
11456 score7_hard_regno_mode_ok): Likewise.
11457 * config/score/score7.h (score7_preferred_reload_class,
11458 score7_secondary_reload_class): Likewise.
11459 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11460 output_branchy_insn, add_constant, gen_block_redirect,
11461 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11462 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11463 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11464 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11465 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11466 xstormy16_preferred_reload_class): Likewise.
11467 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11468 xtensa_expand_atomic, override_options,
11469 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11471 * reorg.c (try_merge_delay_insns): Likewise.
11472 * tree.c (merge_dllimport_decl_attributes): Likewise.
11474 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11476 2008-08-06 Michael Matz <matz@suse.de>
11478 * Makefile.in (write_entries_to_file): Quote words.
11479 * gengtype.c (read_input_line): Skip over leading white-space.
11481 2008-08-06 Marc Gauthier <marc@tensilica.com>
11483 * config.gcc: Match more processor names for Xtensa.
11484 * configure.ac: Likewise.
11485 * doc/install.texi (Specific): Likewise.
11486 * configure: Regenerate.
11488 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11490 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11491 * calls.c (avoid_likely_spilled_reg): Likewise.
11492 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11493 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11494 * config/i386/i386.c (ix86_expand_special_args_builtin,
11495 ix86_secondary_reload): Likewise.
11496 * except.c (struct eh_region, gen_eh_region_catch,
11497 remove_unreachable_regions, duplicate_eh_regions,
11498 assign_filter_values, build_post_landing_pads,
11499 sjlj_find_directly_reachable_regions, remove_eh_handler,
11500 reachable_next_level, foreach_reachable_handler,
11501 can_throw_internal_1, can_throw_external_1,
11502 collect_one_action_chain): Likewise.
11503 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11504 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11505 * function.c (update_temp_slot_address, instantiate_new_reg,
11506 instantiate_virtual_regs_in_rtx,
11507 instantiate_virtual_regs_in_insn): Likewise.
11508 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11509 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11510 gimplify_cleanup_point_expr): Likewise.
11511 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11512 * passes.c (next_pass_1): Likewise.
11513 * print-tree.c (print_node_brief, print_node): Likewise.
11514 * profile.c (branch_prob): Likewise.
11515 * tree-dump.c (dump_register): Likewise.
11516 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11518 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11519 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11520 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11521 copy_arguments_for_versioning, copy_static_chain): Likewise.
11522 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11523 add_new_name_mapping, register_new_name_mapping): Likewise.
11524 * tree-mudflap.c (mf_xform_derefs): Likewise.
11525 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11526 get_init_expr, combine_chains): Likewise.
11527 * tree-pretty-print.c (dump_generic_node): Likewise.
11528 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11529 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11530 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11531 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11533 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11535 PR middle-end/37010
11536 * calls.c (expand_call): Use the biggest preferred stack
11539 2008-08-06 Michael Matz <matz@suse.de>
11542 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11543 for reused reload, instead of overwriting them.
11545 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11547 PR middle-end/37009
11548 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11549 for incoming stack boundary.
11551 * function.c (assign_parm_find_entry_rtl): Update
11552 parm_stack_boundary.
11554 * function.h (rtl_data): Add parm_stack_boundary.
11556 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11557 parm_stack_boundary for incoming stack boundary.
11559 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11561 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11562 for unrepresentable subregs or treat them as equal to other regs
11563 or subregs with the same register number.
11565 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11567 PR middle-end/35432
11568 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11571 2008-08-06 Jan Hubicka <jh@suse.cz>
11573 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11574 frequencies might be hot.
11576 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11578 * reload.c (find_reloads): Force constants into literal pool
11579 also if they are wrapped in a SUBREG.
11581 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11584 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11585 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11586 Don't allow predicated instructions for data speculation.
11587 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11590 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11592 * haifa-sched.c (extend_global): Split to extend_global_data and
11593 extend_region_data. Update all uses.
11594 (extend_all): Rename to extend_block_data.
11596 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11598 * sched-rgn.c (new_ready): Check if instruction can be
11599 speculatively scheduled before attempting speculation.
11600 (debug_rgn_dependencies): Remove wrongful assert.
11602 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11604 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11606 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11608 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11609 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11610 va_size, and type_size.
11612 2008-08-04 Jason Merrill <jason@redhat.com>
11615 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11616 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11618 2008-08-05 Richard Henderson <rth@redhat.com>
11620 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11621 * configure: Rebuild.
11623 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11626 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11627 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11630 2008-08-05 Richard Henderson <rth@redhat.com>
11632 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11633 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11634 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11635 * common.opt (fdwarf2-cfi-asm): New.
11636 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11637 * config.in, configure: Rebuild.
11638 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11639 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11641 (dw2_force_const_mem): Externalize.
11642 * dwarf2asm.h: Update.
11643 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11644 generate a real label.
11645 (output_cfi_directive): New.
11646 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11647 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11648 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11650 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11651 (output_loc_operands_raw, output_loc_sequence_raw): New.
11652 (output_cfa_loc_raw): New.
11654 2008-08-05 Paul Brook <paul@codesourcery.com>
11656 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11657 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11658 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11659 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11660 * config/arm/arm.h (TARGET_VFPD32): Define.
11661 (TARGET_VFP3): Use TARGET_VFPD32.
11662 (fputype): Add FPUTYPE_VFP3D16.
11663 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11664 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11665 * config/arm/arm-cores.def: Add cortex-r4f.
11666 * config/arm/arm-tune.md: Regenerate.
11668 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11670 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11671 Reword some comments throughout the file.
11673 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11674 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11675 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11676 MFC_MIN_DMA_LIST_ELEMENTS.
11677 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11678 MFC_MAX_DMA_LIST_ELEMENTS.
11680 (MFC_START_ENABLE): Remove PPU-only define.
11681 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11682 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11684 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11685 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11686 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11687 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11688 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11689 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11690 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11692 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11693 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11694 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11695 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11697 (spu_read_machine_status): Fix typo.
11699 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11701 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11702 SUBREG of multi-word hard register.
11703 * config/spu/spu.c (valid_subreg): Likewise.
11704 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11706 2008-08-04 Richard Guenther <rguenther@suse.de>
11708 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11709 the candidate with the stripped base if that base is different
11710 from the original base even for offset zero.
11712 2008-08-04 Richard Guenther <rguenther@suse.de>
11714 PR middle-end/36691
11715 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11716 check for no_overflow.
11718 2008-08-04 Richard Guenther <rguenther@suse.de>
11720 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11722 2008-08-04 Paul Brook <paul@codesourcery.com>
11724 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11725 (arm_order_regs_for_local_alloc): New function.
11726 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11728 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11730 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11733 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11734 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11735 (ix86_expand_epilogue): Likewise.
11737 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11739 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11742 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11744 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11745 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11746 (*movv2sf_internal_rex64): Ditto.
11748 2008-08-03 Jan Hubicka <jh@suse.cz>
11750 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11751 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11752 * expmed.c (expand_smod_pow2): Likewise.
11754 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11757 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11758 alternative 0 of operand 1.
11759 (*vec_concatv2di_rex64_sse): Ditto.
11760 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11762 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11763 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11764 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11765 (*movv2sf_internal_rex64): Ditto.
11767 2008-08-02 Richard Guenther <rguenther@suse.de>
11770 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11771 (ssedoublesizemode): New mode attribute.
11772 (sse_shufps): Call gen_sse_shufps_v4sf.
11773 (sse_shufps_1): Macroize.
11774 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11775 (sse2_shufpd_1): Macroize.
11776 (vec_extract_odd, vec_extract_even): New expanders.
11777 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11778 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11779 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11780 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11781 (ix86_expand_vector_set): Likewise.
11782 (ix86_expand_reduc_v4sf): Likewise.
11784 2008-08-01 Doug Kwan <dougkwan@google.com>
11786 * matrix-reorg.c: Re-enable all code.
11787 (struct malloc_call_data): Change CALL_STMT to gimple type.
11788 (collect_data_for_malloc_call): Tuplify.
11789 (struct access_site_info): Change STMT to gimple type.
11790 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11791 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11792 (struct free_info): Change STMT to gimple type.
11793 (struct matrix_access_phi_node): Change PHI to gimple type.
11794 (get_inner_of_cast_expr): Remove.
11795 (may_flatten_matrices_1): Tuplify.
11796 (may_flatten_matrices): Ditto.
11797 (mark_min_matrix_escape_level): Ditto.
11798 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11799 (ssa_accessed_in_call_rhs): New
11800 (ssa_accessed_in_assign_rhs): New
11801 (record_access_alloc_site_info): Tuplify.
11802 (add_allocation_site): Ditto.
11803 (analyze_matrix_allocation_site): Ditto.
11804 (analyze_transpose): Ditto.
11805 (get_index_from_offset): Ditto.
11806 (update_type_size): Ditto.
11807 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11808 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11809 (analyze_accesses_for_phi_node): Tuplify.
11810 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11811 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11812 (analyze_matrix_accesses): Tuplify.
11813 (check_var_data): New call-back type for check_var_notmodified_p.
11814 (check_var_notmodified_p): Tuplify and use call-back struct to
11815 return statement found.
11816 (can_calculate_expr_before_stmt): Factor out statement related code
11818 (can_calculate_stmt_before_stmt): New.
11819 (check_allocation_function): Tuplify.
11820 (find_sites_in_func): Ditto.
11821 (record_all_accesses_in_func): Ditto.
11822 (transform_access_sites): Ditto.
11823 (transform_allocation_sites): Ditto.
11824 (matrix_reorg): Re-enable.
11825 (gate_matrix_reorg): Re-enable.
11827 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11829 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11830 for labels for which it hasn't been set yet. If it has been set,
11831 stop walking insns and continue with next worklist item.
11832 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11833 if the only BARRIER is at the very end of a function.
11835 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11837 * cfgexpand.c (expand_stack_alignment): Assert that
11838 stack_realign_drap and drap_rtx must match.
11840 * function.c (instantiate_new_reg): If DRAP is used to realign
11841 stack, replace virtual_incoming_args_rtx with internal arg
11844 2008-08-01 Richard Guenther <rguenther@suse.de>
11846 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11847 loop information only if we initialized it.
11848 (execute_pre): Call fini_pre with in_fre.
11849 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11850 if we do not unroll because we hit max-completely-peeled-insns.
11851 Use our estimation for consistency, do allow shrinking.
11853 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11855 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11856 with MIN_STACK_BOUNDARY.
11857 (ix86_update_stack_boundary): Likewise.
11858 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11861 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11862 (MIN_STACK_BOUNDARY): This.
11864 2008-08-01 Richard Guenther <rguenther@suse.de>
11866 PR middle-end/36997
11867 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11869 2008-08-01 Richard Guenther <rguenther@suse.de>
11871 PR tree-optimization/36988
11872 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11873 do not matter if that doesn't change volatile qualification.
11875 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11877 * configure.ac: Do not generate libada-mk. Do not subst
11878 host_cc_for_libada.
11879 * libada-mk.in: Remove.
11880 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11881 * configure: Regenerate.
11883 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11885 * tree-pass.h: Added comment about not dumping passes with name
11886 starting with star in struct opt_pass.
11887 * passes.c (register_dump_files_1): Don't do dump for a pass with
11888 name starting with star.
11889 * doc/passes.texi (Pass manager): Mention pass names and special
11890 meaning of star prefix to avoid dump.
11892 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11894 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11896 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11897 (ISA_MIPS64R2): New macro.
11898 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11899 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11900 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11901 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11902 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11903 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11904 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11905 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11906 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11907 Move up to keep list alphabetically sorted.
11908 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11909 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11911 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11912 (-march=@var{arch}): Add mips64r2.
11914 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11916 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11918 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11920 * expr.c (expand_assignment): Check for complete type.
11922 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11925 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11927 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11928 for stack alignment.
11930 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11932 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11934 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11935 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11937 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11939 PR rtl-optimization/36419
11940 * dwarf2out.c (barrier_args_size): New variable.
11941 (compute_barrier_args_size, compute_barrier_args_size_1): New
11943 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11944 if not called yet in the current function, use barrier_args_size
11945 array to find the new args_size value.
11946 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11948 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11951 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11954 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11957 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11958 (dwarf2out_stack_adjust): Use it.
11959 (dwarf2out_frame_debug_expr): Likewise.
11961 2008-07-31 Richard Guenther <rguenther@suse.de>
11963 PR tree-optimization/36978
11964 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11965 the generated condition.
11967 2008-07-31 Richard Guenther <rguenther@suse.de>
11969 * passes.c (init_optimization_passes): Always call
11970 pass_early_warn_uninitialized.
11971 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11972 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11973 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11975 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11978 * builtins.c (maybe_emit_free_warning): New function.
11979 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11980 maybe_emit_free_warning for BUILT_IN_FREE.
11983 * dwarf2out.c (get_context_die): New function.
11984 (force_decl_die, force_type_die): Use it.
11985 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11986 returns NULL, force generation of DW_TAG_typedef and put that into
11989 PR preprocessor/36649
11990 * c-pch.c (c_common_read_pch): Save and restore
11991 line_table->trace_includes across PCH restore.
11993 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11996 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11998 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12001 * final.c (call_from_call_insn): Handle COND_EXEC.
12003 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12005 * builtins.c (std_gimplify_va_arg_expr): Replace
12006 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12007 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12009 2008-07-30 Joey Ye <joey.ye@intel.com>
12010 H.J. Lu <hongjiu.lu@intel.com>
12012 * builtins.c (expand_builtin_setjmp_receiver): Replace
12013 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12014 (expand_builtin_apply_args_1): Likewise.
12015 (expand_builtin_longjmp): Need DRAP for stack alignment.
12016 (expand_builtin_apply): Likewise.
12018 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12019 instead of assign_stack_local to allow alignment reduction.
12021 * calls.c (emit_call_1): Need DRAP for stack alignment if
12023 (expand_call): Replace virtual_incoming_args_rtx with
12024 crtl->args.internal_arg_pointer.
12025 * stmt.c (expand_nl_goto_receiver): Likewise.
12027 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12028 alignment and store to stack_alignment_estimated and
12029 max_used_stack_slot_alignment.
12030 (expand_one_var): Likewise.
12031 (expand_stack_alignment): New function.
12032 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12033 and stack_alignment_estimated fields in rtl_data. Call
12034 expand_stack_alignment at end.
12036 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12037 (MAX_STACK_ALIGNMENT): Likewise.
12038 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12039 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12041 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12042 stack alignment when generating virtual registers.
12044 * function.c (assign_stack_local): Renamed to ...
12045 (assign_stack_local_1): This. Add a parameter to indicate
12046 if it is OK to reduce alignment.
12047 (assign_stack_local): Use it.
12048 (instantiate_new_reg): Instantiate virtual incoming args rtx
12049 to vDRAP if stack realignment and DRAP is needed.
12050 (assign_parms): Collect parameter/return type alignment and
12051 contribute to stack_alignment_estimated.
12052 (locate_and_pad_parm): Likewise.
12053 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12054 with crtl->args.internal_arg_pointer.
12056 * function.h (rtl_data): Add new field drap_reg,
12057 max_used_stack_slot_alignment, stack_alignment_estimated,
12058 stack_realign_needed, need_drap, stack_realign_processed and
12059 stack_realign_finalized.
12060 (stack_realign_fp): New macro.
12061 (stack_realign_drap): Likewise.
12063 * global.c (compute_regsets): Frame pointer is needed when
12064 stack is realigned. Can eliminate frame pointer when stack is
12065 realigned and dynamic realigned argument pointer isn't used.
12067 * reload1.c (update_eliminables): Frame pointer is needed
12068 when stack is realigned.
12069 (init_elim_table): Can eliminate frame pointer when stack is
12070 realigned and dynamic realigned argument pointer isn't used.
12072 * rtl.h (assign_stack_local_1): Declare new funtion.
12074 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12075 (TARGET_GET_DRAP_RTX): Likewise.
12076 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12077 TARGET_GET_DRAP_RTX.
12079 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12081 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12082 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12084 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12085 H.J. Lu <hongjiu.lu@intel.com>
12087 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12088 vdrap_reg, stack_realign and drap_reg_saved.
12089 (add_cfi): Don't allow redefining CFA when DRAP is used.
12090 (reg_save): Handle stack alignment.
12091 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12092 alignment. Don't generate DWARF information for (set fp sp)
12094 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12096 (int_loc_descriptor): Move prototype forward. Also define if
12097 DWARF2_UNWIND_INFO is true.
12098 (output_cfa_loc): Handle DW_CFA_expression.
12099 (build_cfa_aligned_loc): New.
12100 (based_loc_descr): Update assert for stack realign. For local
12101 variables, use sp+offset when stack is aligned without drap and
12102 fp+offset when stack is aligned with drap. For arguments, use
12103 cfa+offset when drap is used to align stack.
12105 2008-07-30 Joey Ye <joey.ye@intel.com>
12106 H.J. Lu <hongjiu.lu@intel.com>
12108 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12110 (ix86_gen_andsp): New.
12111 (ix86_user_incoming_stack_boundary): Likewise.
12112 (ix86_default_incoming_stack_boundary): Likewise.
12113 (ix86_incoming_stack_boundary): Likewise.
12114 (ix86_can_eliminate): Likewise.
12115 (find_drap_reg): Likewise.
12116 (ix86_update_stack_boundary): Likewise.
12117 (ix86_get_drap_rtx): Likewise.
12118 (ix86_finalize_stack_realign_flags): Likewise.
12119 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12120 (TARGET_GET_DRAP_RTX): Likewise.
12121 (override_options): Overide option value for new options.
12122 (ix86_function_ok_for_sibcall): Remove check for
12123 force_align_arg_pointer.
12124 (ix86_handle_cconv_attribute): Likewise.
12125 (ix86_function_regparm): Likewise.
12126 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12127 (ix86_va_start): Replace virtual_incoming_args_rtx with
12128 crtl->args.internal_arg_pointer.
12129 (ix86_select_alt_pic_regnum): Check DRAP register.
12130 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12131 (ix86_compute_frame_layout): Compute frame layout wrt stack
12133 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12134 (ix86_expand_prologue): Decide if stack realignment is needed
12135 and generate prologue code accordingly.
12136 (ix86_expand_epilogue): Generate epilogue code wrt stack
12137 realignment is really needed or not.
12139 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12140 (ABI_STACK_BOUNDARY): Likewise.
12141 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12142 (STACK_REALIGN_DEFAULT): Likewise.
12143 (INCOMING_STACK_BOUNDARY): Likewise.
12144 (MAX_STACK_ALIGNMENT): Likewise.
12145 (ix86_incoming_stack_boundary): Likewise.
12146 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12147 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12148 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12149 (machine_function): Remove force_align_arg_pointer.
12151 * config/i386/i386.md (BX_REG): New.
12152 (R13_REG): Likewise.
12154 * config/i386/i386.opt (mforce_drap): New.
12155 (mincoming-stack-boundary): Likewise.
12156 (mstackrealign): Add Init(-1).
12158 * config/i386/i386-protos.h (ix86_can_eliminate): New
12160 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12162 * doc/extend.texi: Update force_align_arg_pointer.
12164 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12167 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12168 (INCOMING_STACK_BOUNDARY): Likewise.
12169 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12170 (TARGET_GET_DRAP_RTX): Likewise.
12172 2008-07-30 Andreas Schwab <schwab@suse.de>
12174 PR rtl-optimization/36929
12175 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12176 add_insn_before and fix argument order.
12177 (replace_inc_dec_mem): Handle NULL rtx.
12179 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12181 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12183 (arm_compute_initial_elimination_offset): Use it.
12184 (arm_compute_save_reg_mask): Include static chain save slot when
12185 calculating alignment.
12186 (arm_get_frame_offsets): Ditto.
12187 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12188 that we can use to decrement the stack when the stack decrement
12189 could be too big for an immediate value in a single insn.
12190 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12192 2008-07-30 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/36967
12195 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12196 Release defs of statements we remove.
12198 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12200 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12201 instead of NULL_RTVEC.
12203 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12210 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12212 * final.c (call_from_call_insn): New.
12213 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12215 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12217 * configure.ac: Substitute ADA_CFLAGS.
12218 * configure: Regenerate.
12219 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12220 * Makefile.in: Remove mention of X_* variables.
12221 * config/pa/x-ada-hpux10: Remove.
12222 * config/pa/x-ada: Remove.
12224 * doc/fragments.texi: Update.
12226 2008-07-30 Olivier Hainque <hainque@adacore.com>
12228 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12229 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12230 __dso_handle explicitly here.
12232 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12235 * c-typeck.c (build_binary_op): Encapsulate code into...
12236 * c-common.c (shorten_binary_op): ...this new function.
12237 (conversion_warning): Use the new function. Handle non-negative
12238 constant in bitwise-and.
12239 * c-common.h (shorten_binary_op): Declare.
12241 2008-07-30 Olivier Hainque <hainque@adacore.com>
12243 * scan.c (make_sstring_space): Add explicit conversions of
12244 allocator's return value.
12245 * fix-header.c (recognized_function): Likewise.
12247 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12249 * doc/cpp.texi: Update to GFDL 1.2.
12250 * doc/gcc.texi: Do not list GPL as Invariant Section.
12251 * doc/gccint.texi: Likewise. Update copyright years.
12252 * doc/install.texi: Update copyright years.
12254 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12257 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12258 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12260 2008-07-29 Jan Hubicka <jh@suse.cz>
12262 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12263 (grokdeclarator): Likewise.
12264 * langhooks.c (lhd_warn_unused_global_decl): Use
12265 DECL_DECLARED_INLINE_P.
12266 * print-tree.c (print_node): Remove DECL_INLINE check.
12268 2008-07-29 Richard Guenther <rguenther@suse.de>
12270 PR tree-optimization/36945
12271 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12272 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12273 Record invariant addresses un-decomposed.
12274 (copy_reference_ops_from_call): Record reference call
12275 arguments properly. Simplify.
12276 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12277 helper split out from ...
12278 (create_component_ref_by_pieces): ... here. Simplify.
12279 Prepare for recursive invocation for call arguments.
12280 (create_expression_by_pieces): Adjust call to
12281 create_component_ref_by_pieces.
12282 (compute_avail): Process operand 2 of reference ops.
12284 2008-07-29 Richard Guenther <rguenther@suse.de>
12286 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12288 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12290 * c-format.c (check_format_types): Revert unwanted checkin.
12292 2008-07-29 Jan Hubicka <jh@suse.cz>
12294 * flags.h (flag_really_no_inline): Remove.
12295 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12296 * toplev.c (flag_really_no_inline): Remove.
12297 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12298 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12299 (cgraph_decide_inlining_incrementally): Likewise.
12300 (compute_inline_parameters): Likewise.
12301 * opts.c (decode_options): Simplify.
12302 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12303 * common.opt (finline): Initialize to 1.
12304 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12306 2008-07-29 Jan Hubicka <jh@suse.cz>
12308 * predict.c (always_optimize_for_size_p): New function.
12309 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12310 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12311 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12313 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12314 * function.c (prepare_function_start): Set default profile.
12315 * function.h (rtl_data): Add maybe_hot_insn_p.
12316 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12317 (construct_exit_block): Likewise.
12318 (tree_expand_cfg): Likewise.
12320 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12321 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12322 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12323 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12326 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12329 * c-decl.c (merge_decls): Merge USED flags.
12331 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12333 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12334 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12335 next_stack, lab_false and lab_over trees.
12337 2008-07-28 Richard Guenther <rguenther@suse.de>
12339 PR tree-optimization/36957
12340 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12341 (useless_type_conversion_p): Remove.
12342 (types_compatible_p): Remove.
12343 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12344 (useless_type_conversion_p): Declare.
12345 (types_compatible_p): Declare.
12346 (gimple_expr_type): Return the base type only if it is
12347 trivially convertible to the subtype.
12349 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12351 * configure.ac: Use the m4_do macro to concatenate the warnings into
12352 one string in ACX_PROG_CC_WARNING_OPTS,
12353 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12354 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12355 * configure: Regenerate.
12357 2008-07-28 Richard Guenther <rguenther@suse.de>
12359 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12360 (insert_fake_stores): Remove.
12361 (realify_fake_stores): Likewise.
12362 (execute_pre): Remove dead code.
12363 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12364 (find_func_aliases): Deal with it here instead.
12365 Re-enable gcc_unreachable call.
12367 2008-07-28 Richard Guenther <rguenther@suse.de>
12369 Merge from gimple-tuples-branch.
12371 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12372 * gimple.def: New file.
12373 * gsstruct.def: Likewise.
12374 * gimple-iterator.c: Likewise.
12375 * gimple-pretty-print.c: Likewise.
12376 * tree-gimple.c: Removed. Merged into ...
12377 * gimple.c: ... here. New file.
12378 * tree-gimple.h: Removed. Merged into ...
12379 * gimple.h: ... here. New file.
12381 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12382 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12383 --enable-checking=gimple flag.
12384 * config.in: Likewise.
12385 * configure: Regenerated.
12387 * tree-ssa-operands.h: Tuplified.
12388 * tree-vrp.c: Likewise.
12389 * tree-loop-linear.c: Likewise.
12390 * tree-into-ssa.c: Likewise.
12391 * tree-ssa-loop-im.c: Likewise.
12392 * tree-dump.c: Likewise.
12393 * tree-complex.c: Likewise.
12394 * cgraphbuild.c: Likewise.
12395 * tree-ssa-threadupdate.c: Likewise.
12396 * tree-ssa-loop-niter.c: Likewise.
12397 * tree-pretty-print.c: Likewise.
12398 * tracer.c: Likewise.
12399 * gengtype.c: Likewise.
12400 * tree-loop-distribution.c: Likewise.
12401 * tree-ssa-loop-unswitch.c: Likewise.
12402 * cgraph.c: Likewise.
12403 * cgraph.h: Likewise.
12404 * tree-ssa-loop-manip.c: Likewise.
12405 * value-prof.c: Likewise.
12406 * tree-ssa-loop-ch.c: Likewise.
12407 * tree-tailcall.c: Likewise.
12408 * value-prof.h: Likewise.
12409 * tree.c: Likewise.
12410 * tree.h: Likewise.
12411 * tree-pass.h: Likewise.
12412 * ipa-cp.c: Likewise.
12413 * tree-scalar-evolution.c: Likewise.
12414 * tree-scalar-evolution.h: Likewise.
12415 * target.h: Likewise.
12416 * lambda-mat.c: Likewise.
12417 * tree-phinodes.c: Likewise.
12418 * diagnostic.h: Likewise.
12419 * builtins.c: Likewise.
12420 * tree-ssa-alias-warnings.c: Likewise.
12421 * cfghooks.c: Likewise.
12422 * fold-const.c: Likewise.
12423 * cfghooks.h: Likewise.
12424 * omp-low.c: Likewise.
12425 * tree-ssa-dse.c: Likewise.
12426 * ipa-reference.c: Likewise.
12427 * tree-ssa-uncprop.c: Likewise.
12428 * toplev.c: Likewise.
12429 * tree-gimple.c: Likewise.
12430 * tree-gimple.h: Likewise.
12431 * tree-chrec.c: Likewise.
12432 * tree-chrec.h: Likewise.
12433 * tree-ssa-sccvn.c: Likewise.
12434 * tree-ssa-sccvn.h: Likewise.
12435 * cgraphunit.c: Likewise.
12436 * tree-ssa-copyrename.c: Likewise.
12437 * tree-ssa-ccp.c: Likewise.
12438 * tree-ssa-loop-ivopts.c: Likewise.
12439 * tree-nomudflap.c: Likewise.
12440 * tree-call-cdce.c: Likewise.
12441 * ipa-pure-const.c: Likewise.
12442 * c-format.c: Likewise.
12443 * tree-stdarg.c: Likewise.
12444 * tree-ssa-math-opts.c: Likewise.
12445 * tree-ssa-dom.c: Likewise.
12446 * tree-nrv.c: Likewise.
12447 * tree-ssa-propagate.c: Likewise.
12448 * ipa-utils.c: Likewise.
12449 * tree-ssa-propagate.h: Likewise.
12450 * tree-ssa-alias.c: Likewise.
12451 * gimple-low.c: Likewise.
12452 * tree-ssa-sink.c: Likewise.
12453 * ipa-inline.c: Likewise.
12454 * c-semantics.c: Likewise.
12455 * dwarf2out.c: Likewise.
12456 * expr.c: Likewise.
12457 * tree-ssa-loop-ivcanon.c: Likewise.
12458 * predict.c: Likewise.
12459 * tree-ssa-loop.c: Likewise.
12460 * tree-parloops.c: Likewise.
12461 * tree-ssa-address.c: Likewise.
12462 * tree-ssa-ifcombine.c: Likewise.
12463 * matrix-reorg.c: Likewise.
12464 * c-decl.c: Likewise.
12465 * tree-eh.c: Likewise.
12466 * c-pretty-print.c: Likewise.
12467 * lambda-trans.c: Likewise.
12468 * function.c: Likewise.
12469 * langhooks.c: Likewise.
12470 * ebitmap.h: Likewise.
12471 * tree-vectorizer.c: Likewise.
12472 * function.h: Likewise.
12473 * langhooks.h: Likewise.
12474 * tree-vectorizer.h: Likewise.
12475 * ipa-type-escape.c: Likewise.
12476 * ipa-type-escape.h: Likewise.
12477 * domwalk.c: Likewise.
12478 * tree-if-conv.c: Likewise.
12479 * profile.c: Likewise.
12480 * domwalk.h: Likewise.
12481 * tree-data-ref.c: Likewise.
12482 * tree-data-ref.h: Likewise.
12483 * tree-flow-inline.h: Likewise.
12484 * tree-affine.c: Likewise.
12485 * tree-vect-analyze.c: Likewise.
12486 * c-typeck.c: Likewise.
12487 * gimplify.c: Likewise.
12488 * coretypes.h: Likewise.
12489 * tree-ssa-phiopt.c: Likewise.
12490 * calls.c: Likewise.
12491 * tree-ssa-coalesce.c: Likewise.
12492 * tree.def: Likewise.
12493 * tree-dfa.c: Likewise.
12494 * except.c: Likewise.
12495 * except.h: Likewise.
12496 * cfgexpand.c: Likewise.
12497 * tree-cfgcleanup.c: Likewise.
12498 * tree-ssa-pre.c: Likewise.
12499 * tree-ssa-live.c: Likewise.
12500 * tree-sra.c: Likewise.
12501 * tree-ssa-live.h: Likewise.
12502 * tree-predcom.c: Likewise.
12503 * lambda.h: Likewise.
12504 * tree-mudflap.c: Likewise.
12505 * ipa-prop.c: Likewise.
12506 * print-tree.c: Likewise.
12507 * tree-ssa-copy.c: Likewise.
12508 * ipa-prop.h: Likewise.
12509 * tree-ssa-forwprop.c: Likewise.
12510 * ggc-page.c: Likewise.
12511 * c-omp.c: Likewise.
12512 * tree-ssa-dce.c: Likewise.
12513 * tree-vect-patterns.c: Likewise.
12514 * tree-ssa-ter.c: Likewise.
12515 * tree-nested.c: Likewise.
12516 * tree-ssa.c: Likewise.
12517 * lambda-code.c: Likewise.
12518 * tree-ssa-loop-prefetch.c: Likewise.
12519 * tree-inline.c: Likewise.
12520 * tree-inline.h: Likewise.
12521 * tree-iterator.c: Likewise.
12522 * tree-optimize.c: Likewise.
12523 * tree-ssa-phiprop.c: Likewise.
12524 * tree-vect-transform.c: Likewise.
12525 * tree-object-size.c: Likewise.
12526 * tree-outof-ssa.c: Likewise.
12527 * cfgloop.c: Likewise.
12528 * system.h: Likewise.
12529 * tree-profile.c: Likewise.
12530 * cfgloop.h: Likewise.
12531 * c-gimplify.c: Likewise.
12532 * c-common.c: Likewise.
12533 * tree-vect-generic.c: Likewise.
12534 * tree-flow.h: Likewise.
12535 * c-common.h: Likewise.
12536 * basic-block.h: Likewise.
12537 * tree-ssa-structalias.c: Likewise.
12538 * tree-switch-conversion.c: Likewise.
12539 * tree-ssa-structalias.h: Likewise.
12540 * tree-cfg.c: Likewise.
12541 * passes.c: Likewise.
12542 * ipa-struct-reorg.c: Likewise.
12543 * ipa-struct-reorg.h: Likewise.
12544 * tree-ssa-reassoc.c: Likewise.
12545 * cfgrtl.c: Likewise.
12546 * varpool.c: Likewise.
12547 * stmt.c: Likewise.
12548 * tree-ssanames.c: Likewise.
12549 * tree-ssa-threadedge.c: Likewise.
12550 * langhooks-def.h: Likewise.
12551 * tree-ssa-operands.c: Likewise.
12552 * config/alpha/alpha.c: Likewise.
12553 * config/frv/frv.c: Likewise.
12554 * config/s390/s390.c: Likewise.
12555 * config/m32c/m32c.c: Likewise.
12556 * config/m32c/m32c-protos.h: Likewise.
12557 * config/spu/spu.c: Likewise.
12558 * config/sparc/sparc.c: Likewise.
12559 * config/i386/i386.c: Likewise.
12560 * config/sh/sh.c: Likewise.
12561 * config/xtensa/xtensa.c: Likewise.
12562 * config/stormy16/stormy16.c: Likewise.
12563 * config/ia64/ia64.c: Likewise.
12564 * config/rs6000/rs6000.c: Likewise.
12565 * config/pa/pa.c: Likewise.
12566 * config/mips/mips.c: Likewise.
12568 2008-07-28 Simon Baldwin <simonb@google.com>
12570 * c-pragma.c (handle_pragma_message): New function.
12571 (init_pragma): Register handle_pragma_message.
12572 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12575 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12577 PR tree-optimization/35252
12578 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12579 REALPART_EXPR to be considered as same load operation.
12581 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12583 PR tree-optimization/36830
12584 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12585 (expressions_equal_p): Return false if only one operand is null.
12587 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12589 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12590 version requirements.
12592 2008-07-26 Olivier Hainque <hainque@adacore.com>
12594 * collect2.c (symkind): New enum. Symbol kinds we care about.
12595 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12596 code and head comment accordingly.
12597 (scan_prog_file): Use symkind names instead of bare integers.
12599 2008-07-25 Jan Hubicka <jh@suse.cz>
12601 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12603 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12604 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12605 * dojump.c (clear_pending_stack_adjust): Likewise.
12606 * print-tree.c (print_node): Ignore DECL_INLINE.
12607 * tree-inline.c (inlinable_function_p): Likewise.
12609 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12611 * doc/extend.texi (hot attribute): Document that the hot attribute
12612 turns on -O3 for some ports.
12613 (cold attribute): Document that the cold attribute turns on -Os
12616 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12617 reflect function specific option support.
12619 * target.h (struct target_option_hooks): Add fields to say whether
12620 the cold attribute implies -Os and the hot attribute implies -O3.
12622 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12623 By default, do not turn on -Os for cold functions.
12624 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12625 not turn on -O3 for hot functions.
12627 * c-common.c (handle_hot_attribute): Use target hook to determine
12628 if hot functions should enable -O3.
12629 (handle_cold_attribute): Use target hook to determine if cold
12630 functions should enable -Os.
12632 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12633 (override_options): Move disable scheduling to
12634 optimization_options.
12635 (optimization_options): Disable scheduling here, not
12637 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12638 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12640 * config/ia64/ia64.c (ia64_override_options): Move setting
12641 scheduling flags to ia64_optimization_options.
12642 (ia64_optimization_options): Disable scheduling options here, and
12643 not in ia64_override_options.
12644 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12645 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12647 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12650 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12652 2008-07-25 Martin Jambor <mjambor@suse.cz>
12654 PR tree-optimization/36926
12655 * ipa-prop.c (ipa_analyze_call_uses): Call
12656 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12658 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12660 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12661 movv2si_internal): Add mem = reg alternative.
12663 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12666 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12667 DEFAULT_PCC_STRUCT_RETURN to 127.
12669 2008-07-24 Jan Hubicka <jh@suse.cz>
12671 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12672 (build_cgraph_edges): Likewise.
12673 * cgraph.c (cgraph_node): Do not update assembler hash.
12674 (cgraph_remove_node): Drop non-unit-at-a-time code.
12675 * tree-pass.h (pass_O0_always_inline): Remove.
12676 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12677 * toplev.c (process_options): Flag unit-at-a-time does not imply
12678 no section anchors.
12679 * cgraphunit.c: Update comments.
12680 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12681 (cgraph_assemble_pending_functions): Remove.
12682 (cgraph_reset_node): Drop non-unit-at-a-time code.
12683 (cgraph_finalize_function): Likewise.
12684 (cgraph_analyze_function): Likewise.
12685 (cgraph_finalize_compilation_unit): Likewise.
12686 (cgraph_expand_function): Likewise.
12687 (cgraph_optimize): Likesise.
12688 (save_inline_function_body): Likewise.
12689 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12690 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12691 * ipa-inline.c: Update comments.
12692 (enum inlining_mode): remove INLINE_SPEED.
12693 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12694 (cgraph_mark_inline_edge): Likewise.
12695 (try_inline): Likewise.
12696 (cgraph_decide_inlining_incrementally): Likewise.
12697 (cgraph_gate_inlining): Remove.
12698 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12699 (cgraph_gate_early_inlining): Likewise.
12700 (gate_inline_passes): Remove.
12701 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12702 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12703 pass_O0_always_inline): Remove.
12704 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12705 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12706 * opts.c (no_unit_at_a_time_default): Remove.
12707 (decode_options): Remove flag_unit_at_a_time reset and warning.
12708 * opts.h (no_unit_at_a_time_default): Remove.
12709 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12710 early in GNU dialect.
12711 (merge_decls): Update comment; drop unit-at-a-time check.
12712 (finish_decl): Likewise.
12713 (grok_declaration): Remove flag_inline_trees code.
12714 (finish_functions): Return on function returning non-void on all
12716 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12717 * cfgexpand.c (expand_one_static_var): Remove.
12718 (expand_one_var): Remove expand_one_static_var call.
12719 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12720 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12721 and flag_unit_at_a-time compatibility checks.
12722 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12723 * tree-inline.c (flag_inline_trees): Remove.
12724 (inlinable_function_p): Don't check it.
12725 (expand_call_inline): Remove non-unit-at-a-time code.
12726 * tree-inline.h (flag_inline_trees): Remove.
12727 * tree-optimize.c (execute_early_local_optimizations): Remove
12728 unit-at-a-time checks.
12729 (tree_rest_of_compilation): Likewise.
12730 * combine.c (setup_incoming_promotions): Likewise.
12731 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12732 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12733 * passes.c (pass_inline_parameters): Update comments; remove
12734 O0_alwaysinline pass.
12735 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12736 (execute_one_pass): Likewise.
12737 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12738 (ix86_function_sseregparm): Likewise.
12739 * arm.c (arm_function_in_section_p): Likewise.
12740 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12741 * varpool.c: Update comments.
12742 (decide_is_variable_needed): Remove unit-at-a-time checks.
12743 (varpool_finalize_decl): Likewise.
12745 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12747 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12748 to 2 instead of -1.
12749 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12751 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12753 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12754 imp symbol extension.
12756 2008-07-23 Ian Lance Taylor <iant@google.com>
12758 * tree-vrp.c (infer_value_range): Ignore asm statements when
12759 looking for memory accesses for -fdelete-null-pointer-checks.
12761 2008-07-24 Ben Elliston <bje@au.ibm.com>
12763 * config/spu/spu-c.c (__vector_keyword): New variable.
12764 (vector_keyword): Likewise.
12765 (spu_categorize_keyword): New function.
12766 (spu_macro_to_expand): Likewise.
12767 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12768 compiling an ISO C dialect.
12770 2008-07-24 Ben Elliston <bje@au.ibm.com>
12772 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12773 conventional usage.
12775 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12777 * configure: Regenerate.
12778 * configure.ac: Require texinfo 4.7.
12779 * doc/install.texi: Document texinfo 4.7 requirement.
12781 2008-07-23 Martin Jambor <mjambor@suse.cz>
12783 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12784 rather than for DECL_SAVED_TREE.
12785 * ipa-prop.c: Include diagnostic.h.
12786 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12788 (ipa_detect_param_modifications): Function rewritten from scratch.
12789 (ipa_compute_jump_functions): Changed accesses to modification flags.
12790 (ipa_free_node_params_substructures): Update flags destruction.
12791 (ipa_node_duplication_hook): Update flags duplication.
12792 (ipa_print_all_params_modified): Updated flag access.
12793 * ipa-prop.h (struct ipa_param_flags): New structure.
12794 (struct ipa_node_params): New field modification_analysis_done,
12795 modified_flags changed into param_flags.
12796 (ipa_is_ith_param_modified): Changed to use new flags.
12797 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12799 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12800 ipa-cp.c and split into two functions.
12801 (ipa_print_node_jump_functions): New function.
12802 (compute_scalar_jump_functions): New function.
12803 (type_like_member_ptr_p): New function.
12804 (compute_pass_through_member_ptrs): New function.
12805 (fill_member_ptr_cst_jump_function): New function.
12806 (determine_cst_member_ptr): New function.
12807 (compute_cst_member_ptr_arguments): New function.
12808 (ipa_compute_jump_functions): Complete rewrite.
12809 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12810 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12811 (struct ipa_member_ptr_cst): New structure.
12812 (union jump_func_value): New field member_cst.
12813 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12814 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12815 jump function types.
12816 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12817 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12818 instead of ipcp_print_all_jump_functions.
12819 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12820 only for replacable scalars.
12822 * doc/invoke.texi (Optimize options): Add description of
12823 -findirect-inlining.
12824 * common.opt (flag_indirect_inlining): New flag.
12825 * opts.c (decode_options): Set flag_indirect_inlining when
12828 * ipa-inline.c: Include ipa-prop.h.
12829 (inline_indirect_intraprocedural_analysis): New function.
12830 (inline_generate_summary): Allocate parameter and argument info
12831 structures, call inline_indirect_intraprocedural_analysis on each
12832 node when doing indirect inlining and deallocate indirect inlining
12833 data structures in the end.
12834 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12835 (free_all_ipa_structures_after_iinln): New function.
12836 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12838 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12840 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12841 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12842 of computing the frequency separately.
12843 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12844 of computing the frequency separately.
12845 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12846 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12847 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12848 (ipa_get_stmt_member_ptr_load_param): New function.
12849 (ipa_is_ssa_with_stmt_def): New function.
12850 (ipa_note_param_call): New function.
12851 (ipa_analyze_call_uses): New function.
12852 (ipa_analyze_stmt_uses): New function.
12853 (ipa_analyze_params_uses): New function.
12854 (ipa_free_node_params_substructures): Also free the param_calls linked
12856 (ipa_node_duplication_hook): Also duplicate the param_calls
12858 (ipa_print_node_param_flags): New function.
12859 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12860 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12861 * ipa-prop.h (struct ipa_param_flags): New field called.
12862 (struct ipa_param_call_note): New structure.
12863 (struct ipa_node_params): New fields param_calls and
12864 uses_analysis_done.
12865 (ipa_is_ith_param_called): New function.
12866 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12867 ipa_analyze_params_uses and dump parameter flags.
12869 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12870 ipa_propagate_indirect_call_infos if performing indirect inlining,
12871 pass a new parameter new_edges to it.
12872 (add_new_edges_to_heap): New fucntion.
12873 (cgraph_decide_inlining_of_small_functions): New vector
12874 new_indirect_edges for newly found indirect edges , call
12875 ipa_propagate_indirect_call_infos after inlining.
12876 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12877 inlining if performing indirect inlining. Call
12878 free_all_ipa_structures_after_iinln when doing so too.
12879 (inline_generate_summary): Do not call
12880 free_all_ipa_structures_after_iinln here.
12881 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12882 (print_edge_addition_message): New function.
12883 (update_call_notes_after_inlining): New function.
12884 (propagate_info_to_inlined_callees): New function.
12885 (ipa_propagate_indirect_call_infos): New function.
12886 * ipa-prop.h: Include cgraph.h
12887 (struct ipa_param_call_note): Fields reordered, new field processed.
12888 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12889 flag indirect_call.
12890 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12891 rediscovered call statements.
12892 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12893 (dump_cgraph_node): Dump also the indirect_call flag.
12894 (cgraph_clone_edge): Copy also the indirect_call flag.
12895 * tree-inline.c (copy_bb): Do not check for fndecls from call
12896 expressions, check for edge availability when moving clones.
12897 (get_indirect_callee_fndecl): New function.
12898 (expand_call_inline): If callee declaration is not apprent from
12899 the statement, try calling get_indirect_callee_fndecl. Do not
12900 issue warnings or call sorry when not inlinings an indirect edge.
12901 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12903 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12904 bit more frandly to matching.
12905 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12906 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12907 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12909 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12912 * opth-gen.awk: Suppress function specific features when building
12914 * optc-gen.awk: Ditto.
12916 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12919 * diagnostic.c (pedwarn): Add opt parameter.
12921 * c-tree.h (pedwarn_init): Add opt parameter.
12922 (pedwarn_c90): Likewise.
12923 (pedwarn_c99): Likewise.
12924 * c-errors.c (pedwarn_c99): Likewise.
12925 (pedwarn_c90): Likewise.
12926 * toplev.h (pedwarn): Update declaration.
12927 (pedwarn0): Declare.
12928 * c-lex.c: All calls to pedwarn changed.
12929 * builtins.c: All calls to pedwarn changed.
12930 * toplev.c: All calls to pedwarn changed.
12931 * c-decl.c: All calls to pedwarn changed.
12932 * c-typeck.c: All calls to pedwarn changed.
12933 * c-common.c: All calls to pedwarn changed.
12934 * c-parser.c: All calls to pedwarn changed.
12936 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12937 Karthik Kumar <karthikkumar@gmail.com>
12939 * attribs.c (file scope): Include c-common.h.
12940 (decl_attributes): Add support for #pragma GCC optimize and
12941 #pragma GCC option.
12943 * targhooks.c (default_can_inline_p): New function that is the
12944 default for the TARGET_CAN_INLINE_P target hook.
12946 * targhooks.h (default_can_inline_p): Add declaration.
12948 * tree.c (cl_optimization_node): New static tree for building
12949 OPTIMIZATION_NODE tree.
12950 (cl_target_option_node): New static tree for building
12951 TARGET_OPTION_NODE tree.
12952 (cl_option_hash_table): New hash table for hashing
12953 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12954 (cl_option_hash_hash): New function to provide the hash value for
12955 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12956 (cl_option_hash_eq): New function to provide an equality test for
12957 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12958 (tree_code_size): Add support for OPTIMIZATION_NODE and
12959 TARGET_OPTION_NODE trees.
12960 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12961 TARGET_OPTION_NODE trees.
12962 (build_optimization_node): Build a tree that has all of the
12963 current optimization options.
12964 (build_target_option_node): Build a tree that has the target
12965 options that might be changed on a per function basis.
12967 * tree.h (file scope): Include options.h.
12968 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12969 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12970 (TREE_OPTIMIZATION): Ditto.
12971 (TREE_TARGET_SPECIFIC): Ditto.
12972 (struct tree_function_decl): Add fields for remembering the
12973 current optimization options and target specific options.
12974 (struct tree_optimization_option): New tree variant that remembers
12975 the optimization options.
12976 (struct tree_target_option): New tree variant that remembers the
12977 target specific flags that might change for compiling a particular
12979 (union tree_node): Include tree_optimization_option and
12980 tree_target_option fields.
12981 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12982 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12983 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12984 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12985 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12986 optimization and target options.
12987 (optimization_default_node): New macro to refer to global_trees
12989 (optimization_current_node): Ditto.
12990 (optimization_cold_node): Ditto.
12991 (optimization_hot_node): Ditto.
12992 (target_option_default_node): Ditto.
12993 (target_option_current_node): Ditto.
12994 (current_option_pragma): Ditto.
12995 (current_optimize_pragma): Ditto.
12997 * target.h (struct gcc_target): Add valid_option_attribute_p,
12998 target_option_save, target_option_restore, target_option_print,
12999 target_option_pragma_parse, and can_inline_p hooks.
13001 * toplev.h (parse_optimize_options): Add declaration.
13002 (fast_math_flags_struct_set_p): Ditto.
13004 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13005 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13008 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13009 tree_can_inline_p hook to see if one function can inline another.
13010 (cgraph_decide_inlining): Ditto.
13011 (cgraph_decide_inlining_incrementally): Ditto.
13013 * opts.c (decode_options): Add support for running multiple times
13014 to allow functions with different target or optimization options
13015 than was specified on the command line.
13016 (fast_math_flags_struct_set_p): New function that is similar to
13017 fast_math_flags_set_p, except it uses the values in the
13018 cl_optimization structure instead of global variables.
13020 * optc-gen.awk: Add support for TargetSave to allow a back end to
13021 declare new fields that need to be saved when using function
13022 specific options. Include flags.h and target.h in the options.c
13023 source. Add support for Save to indicate which options can be set
13024 for individual functions. Generate cl_optimize_save,
13025 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13026 cl_target_option_restore, cl_target_option_print functions to
13027 allow functions to use different optimization or target options.
13029 * opt-functions.awk (var_type_struct): Return the type used for
13030 storing the field in a structure.
13032 * opth-gen.awk: Add support for TargetSave to allow a back end to
13033 declare new fields that need to be saved when using function
13034 specific options. Add support for Save to indicate which options
13035 can be set for individual functions. Only generate one extern for
13036 Mask fields. Generate cl_optimization and cl_target_option
13037 structures to remember optimization and target options.
13039 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13040 collecting new tree nodes.
13041 (TS_TARGET_OPTION): Ditto.
13043 * c-decl.c (merge_decls): Merge function specific target and
13044 optimization options.
13046 * function.c (invoke_set_current_function_hook): If the function
13047 uses different optimization options, change the global variables
13050 * coretypes.h (struct cl_optimization): Add forward reference.
13051 (struct cl_target_option): Ditto.
13053 * c-pragma.c (option_stack): New static vector to remember the
13054 current #pragma GCC option stack.
13055 (handle_pragma_option): New function to support #pragma GCC option
13056 to change target options.
13057 (optimize_stack): New static vector to remember the current
13058 #pragma GCC optimize stack.
13059 (handle_pragma_optimize): New function to support #pragma GCC
13060 optimize to change optimization options.
13061 (init_pragma): Add support for #pragma GCC optimize and #pragma
13064 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13065 optimization options.
13066 (TARGET_OPTION_NODE): New tree code for remembering certain target
13069 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13070 TARGET_OPTION_NODE trees.
13072 * common.opt (-O): Add Optimization flag.
13074 (-fmath-errno): Ditto.
13075 (-falign-functions): Add UInteger flag to make sure flag gets full
13076 int in cl_optimization structure.
13077 (-falign-jumps): Ditto.
13078 (-falign-labels): Ditto.
13079 (-falign-loops): Ditto.
13080 (-fsched-stalled-insns): Ditto.
13081 (-fsched-stalled-insns-dep): Ditto.
13083 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13085 (TARGET_OPTION_SAVE): Ditto.
13086 (TARGET_OPTION_RESTORE): Ditto.
13087 (TARGET_OPTION_PRINT): Ditto.
13088 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13089 (TARGET_CAN_INLINE_P): Ditto.
13090 (TARGET_INITIALIZER): Add new hooks.
13092 * tree-inline.c (tree_can_inline_p): New function to determine
13093 whether one function can inline another. Check if the functions
13094 use compatible optimization options, and also call the backend
13097 * tree-inline.h (tree_can_inline_p): Add declaration.
13099 * c-common.c (c_common_attribute): Add support for option and
13100 optimize attributes.
13101 (handle_option_attribute): Add support for the option attribute to
13102 allow the user to specify different target options for compiling a
13104 (handle_optimize_attribute): Add support for the optimize
13105 attribute to allow the user to specify different optimization
13106 options for compiling a specific function.
13107 (handle_hot_attribute): Turn on -O3 optimization for this one
13108 function if it isn't the default optimization level.
13109 (handle_cold_attribute): Turn on -Os optimization for this one
13110 function if it insn't the default optimization.
13111 (const_char_p): New const char * typedef.
13112 (optimize_args): New static vector to remember the optimization
13114 (parse_optimize_options): New function to set up the optimization
13115 arguments from either the optimize attribute or #pragma GCC optimize.
13117 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13118 (builtin_define_std): Ditto.
13120 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13121 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13122 (x86_64-*-*): Ditto.
13124 * Makefile.in (TREE_H): Add options.h.
13125 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13127 * doc/extend.texi (option attribute): Document new attribute.
13128 (optimize attribute): Ditto.
13129 (hot attribute): Document hot attribute sets -O3.
13130 (cold attribute): Document cold attribute sets -Os.
13131 (#pragma GCC option): Document new pragma.
13132 (#pragma GCC optimize): Ditto.
13134 * doc/options.texi (TargetSave): Document TargetSave syntax.
13135 (UInteger): Document UInteger must be used for certain flags.
13136 (Save): Document Save option to create target specific options
13137 that can be saved/restored on a function specific context.
13139 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13140 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13142 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13143 (TARGET_OPTION_SAVE): Ditto.
13144 (TARGET_OPTION_RESTORE): Ditto.
13145 (TARGET_OPTION_PRINT): Ditto.
13146 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13147 (TARGET_CAN_INLINE_P): Ditto.
13149 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13151 (-mfpmath=both): Ditto.
13153 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13154 Karthik Kumar <karthikkumar@gmail.com>
13156 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13157 (TARGET_POPCNT): Ditto.
13158 (TARGET_SAHF): Ditto.
13159 (TARGET_AES): Ditto.
13160 (TARGET_PCLMUL): Ditto.
13161 (TARGET_CMPXCHG16B): Ditto.
13162 (TARGET_RECIP): Move switch into target_flags.
13163 (TARGET_FUSED_MADD): Ditto.
13164 (ix86_arch_features): Make an unsigned char type.
13165 (ix86_tune_features): Ditto.
13166 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13167 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13168 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13170 * config/i386/i386.opt (arch): New TargetSave field to define
13171 fields that need to be saved for function specific option support.
13174 (branch_cost): Ditto.
13175 (ix86_isa_flags_explicit): Ditto.
13176 (tune_defaulted): Ditto.
13177 (arch_specified): Ditto.
13178 (-m128-long-double): Add Save flag to save option for target
13179 specific option support.
13181 (-maccumulate-outgoing-args): Ditto.
13182 (-malign-double): Ditto.
13183 (-malign-stringops): Ditto.
13184 (-mfancy-math-387): Ditto.
13185 (-mhard-float): Ditto.
13186 (-mieee-fp): Ditto.
13187 (-minline-all-stringops): Ditto.
13188 (-minline-stringops-dynamically): Ditto.
13189 (-mms-bitfields): Ditto.
13190 (-mno-align-stringops): Ditto.
13191 (-mno-fancy-math-387): Ditto.
13192 (-mno-push-args): Ditto.
13193 (-mno-red-zone): Ditto.
13194 (-mpush-args): Ditto.
13195 (-mred-zone): Ditto.
13197 (-msseregparm): Ditto.
13198 (-mstack-arg-probe): Ditto.
13210 (-mno-sse4): Ditto.
13213 (-mrecip): Move flag into target_flags.
13215 (-mno-fused-madd): Ditto.
13216 (-mfused-madd): Ditto.
13217 (-mabm): Move flag into ix86_isa_flags.
13224 * config/i386/i386-c.c: New file for #pragma support.
13225 (ix86_target_macros_internal): New function to #define or #undef
13226 target macros based when the user uses the #pragma GCC option to
13227 change target options.
13228 (ix86_pragma_option_parse): New function to add #pragma GCC option
13230 (ix86_target_macros): Move defining the target macros here from
13231 TARGET_CPU_CPP_BUILTINS in i386.h.
13232 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13233 defined, initialize any subtarget #pragmas.
13235 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13236 REGISTER_TARGET_PRAGMAS.
13238 * config/i386/t-i386: New file for x86 dependencies.
13239 (i386.o): Make dependencies mirror the include files used.
13240 (i386-c.o): New file, add dependencies.
13242 * config/i386/i386-protos.h (override_options): Add bool argument.
13243 (ix86_valid_option_attribute_tree): Add declaration.
13244 (ix86_target_macros): Ditto.
13245 (ix86_register_macros): Ditto.
13247 * config/i386/i386.c (ix86_tune_features): Move initialization of
13248 the target masks to initial_ix86_tune_features to allow functions
13249 to have different target options. Make type unsigned char,
13250 instead of unsigned int.
13251 (initial_ix86_tune_features): New static vector to hold processor
13252 masks for the tune variables.
13253 (ix86_arch_features): Move initialization of the target masks to
13254 initial_ix86_arch_features to allow functions to have different
13255 target options. Make type unsigned char, instead of unsigned int.
13256 (initial_ix86_arch_features): New static vector to hold processor
13257 masks for the arch variables.
13258 (enum ix86_function_specific_strings): New enum to describe the
13259 string options used for attribute((option(...))).
13260 (ix86_target_string): New function to return a string that
13261 describes the target options.
13262 (ix86_debug_options): New function to print the current options in
13264 (ix86_function_specific_save): New function hook to save the
13265 function specific global variables in the cl_target_option structure.
13266 (ix86_function_specific_restore): New function hook to restore the
13267 function specific variables from the cl_target_option structure to
13268 the global variables.
13269 (ix86_function_specific_print): New function hook to print the
13270 target specific options in the cl_target_option structure.
13271 (ix86_valid_option_attribute_p): New function hook to validate
13272 attribute((option(...))) arguments.
13273 (ix86_valid_option_attribute_tree): New function that is common
13274 code between attribute((option(...))) and #pragma GCC option
13275 support that parses the options and returns a tree holding the options.
13276 (ix86_valid_option_attribute_inner_p): New helper function for
13277 ix86_valid_option_attribute_tree.
13278 (ix86_can_inline_p): New function hook to decide if one function
13279 can inline another on a target specific basis.
13280 (ix86_set_current_function); New function hook to switch target
13281 options if the user used attribute((option(...))) or #pragma GCC
13283 (ix86_tune_defaulted): Move to static file scope from
13285 (ix86_arch_specified): Ditto.
13286 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13288 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13289 (OPTION_MASK_ISA_ABM_SET): Ditto.
13290 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13291 (OPTION_MASK_ISA_CX16_SET): Ditto.
13292 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13293 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13294 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13295 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13296 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13297 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13298 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13299 (struct ptt): Move to static file scope from override_options.
13300 (processor_target_table): Ditto.
13301 (cpu_names): Ditto.
13302 (ix86_handle_option): Add support for options that are now isa options.
13303 (override_options): Add support for declaring functions that
13304 support different target options than were specified on the
13305 command line. Move struct ptt, processor_target_table, cpu_names,
13306 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13307 Add bool argument. Fix up error messages so the appropriate error
13308 is given for either command line or attribute.
13309 (ix86_previous_fndecl): New static to remember previous function
13310 declaration to see if we need to change target options.
13311 (ix86_builtins_isa): New array to record the ISA of each builtin
13313 (def_builtin): Always create the builtin function, even if the
13314 current ISA doesn't support it.
13315 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13316 tests for those builtins.
13317 (ix86_init_builtins): Remove TARGET_MMX test for calling
13318 ix86_init_mmx_sse_builtins.
13319 (ix86_expand_builtin): If the current ISA doesn't support a given
13320 builtin, signal an error.
13321 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13322 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13323 (TARGET_OPTION_SAVE): Ditto.
13324 (TARGET_OPTION_RESTORE): Ditto.
13325 (TARGET_OPTION_PRINT): Ditto.
13326 (TARGET_CAN_INLINE_P): Ditto.
13328 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13330 * c-typeck.c (build_external_ref): Don't call assemble_external.
13331 * final.c (output_operand): Call assemble_external.
13333 2008-07-21 DJ Delorie <dj@redhat.com>
13335 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13336 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13338 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13340 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13341 original insn and splitter contents into ...
13342 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13343 flag_unsafe_math_optimizations. Add dummy scratch register.
13344 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13345 !flag_unsafe_math_optimizations. Returns number with next
13346 highest magnitude if this is still less or equal to the true
13347 quotient in magnitude.
13349 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13351 * Makefile.in: Replace toplev.h with TOPLEV_H.
13352 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13353 * c-lex.c (fe_file_change): Don't set in_system_header.
13354 * c-parser.c (c_token): Remove in_system_header.
13355 (c_lex_one_token): Don't set in_system_header.
13356 (c_parser_set_source_position_from_token): Don't set in_system_header.
13357 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13360 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13361 * flags.h (in_system_header): Remove.
13362 * function.c (saved_in_system_header): Remove.
13363 (push_cfun): Don't set in_system_header.
13364 (pop_cfun): Don't set in_system_header.
13365 (push_struct_function): Don't set in_system_header.
13366 * input.h (expanded_location): Add sysp.
13367 (in_system_header_at): New.
13368 (in_system_header): New.
13369 * toplev.c (in_system_header): Remove.
13370 * toplev.h: Include input.h
13372 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13373 * tree-ssa.c (warn_uninit): Call warning_at.
13374 (warn_uninitialized_var): Update calls to warn_uninit.
13375 (warn_uninitialized_phi): Update calls to warn_uninit.
13376 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13377 (expand_location): Initialize xloc.sysp.
13378 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13379 (tree_decl_with_vis): Remove in_system_header_flag.
13381 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13384 * recog.c (asm_operand_ok): Change the order of the extra
13385 memory constraint checks.
13387 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13390 * tree-switch-conversion.c (build_one_array): Call
13391 varpool_mark_needed_node and varpool_finalize_decl
13392 instead of assemble_variable.
13394 2008-07-19 Jan Hubicka <jh@suse.cz>
13396 * cgraph.c (cgraph_add_new_function): Do early local passes.
13397 * tree-nrv.c (gate_pass_return_slot): New gate.
13398 (pass_nrv): Add the gate.
13399 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13401 (coalesce_ssa_name): Coalesce SSA names.
13402 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13403 not optimizing so unused user vars remains visible.
13404 * common.opt (flag_tree_ter): Always enable by default.
13405 * tree-ssa-ter.c: Include flags.h
13406 (is_replaceable_p): Check that locations match; when aliasing
13407 is missing be conservative about loads.
13408 * tree-optimize.c (gate_init_datastructures): Remove.
13409 (pass_init_datastructures): New.
13410 * passes.c: Reorder passes so we always go into SSA.
13412 2008-07-19 Jan Hubicka <jh@suse.cz>
13414 * doc/extend.texi (flatten attribute): Remove note about
13416 * doc/invoke.texi (--combine): Likewise.
13417 (-finline-functions-called-once): Update levels when enabled.
13418 (-funit-at-a-time): Document new behaviour.
13419 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13420 -fno-section-anchors when disabled explicitly.
13421 (inline params): They are not ignored now.
13422 (precompiled headers): Remove unit-at-a-time as being incompatible.
13423 * opts.c (decode_options): Handle unit-at-a-time as alias;
13424 imply -fno-section-anchors when toplevel reorder is disabled
13426 * common.opt (ftoplevel-reorder): Set default value to 2.
13427 (funit-at-a-time): Set default value to 1.
13428 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13431 2008-07-19 Jan Hubicka <jh@suse.cz>
13433 * builtins.c (expand_builtin_int_roundingfn,
13434 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13437 2008-07-19 Richard Guenther <rguenther@suse.de>
13440 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13441 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13442 * tree-ssa-pre.c (get_expr_value_id): For newly created
13443 constant value-ids make sure to add the expression to its
13446 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13448 PR middle-end/36877
13449 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13450 return value of the builtin is ignored.
13452 2008-07-19 Olivier Hainque <hainque@adacore.com>
13454 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13455 bits, a C conformant malloc implementation has to provide.
13456 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13458 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13462 * reload.c (find_reloads_subreg_address): Only reload address if
13463 reloaded == 0, not for reloaded != 1.
13466 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13467 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13468 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13469 m32c_legitimize_reload_address.
13471 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13472 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13473 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13475 2008-07-19 Olivier Hainque <hainque@adacore.com>
13477 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13478 argument, saying whether nested array are to be collapsed
13479 into a single array type DIE with multiple subscripts.
13480 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13481 issues, centralize the nested array types collapsing control and
13482 disable the transformation for Ada.
13484 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13487 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13489 (x86_64_shift_adj_2): New expander.
13490 (x86_64_shift_adj_3): Ditto.
13491 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13492 to split TImode operands.
13493 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13494 (ix86_split_lshr): Ditto.
13496 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13498 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13499 and __CHAR32_TYPE__.
13500 * c-typeck.c (digest_init): Support char16_t and char32_t.
13501 (set_nonincremental_init_from_string): Idem.
13503 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13505 PR middle-end/36859
13506 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13507 PREFERRED_STACK_BOUNDARY.
13508 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13510 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13512 PR middle-end/36858
13513 * function.c (locate_and_pad_parm): Cap boundary earlier.
13515 2008-07-17 Julian Brown <julian@codesourcery.com>
13517 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13518 no-op for targets which don't use DLLs.
13520 2008-07-17 Martin Jambor <mjambor@suse.cz>
13522 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13523 that nodes are relevant by examining the node->analyzed flag.
13524 (ipcp_init_stage): Check which nodes are relevant, assert that the
13525 relevant ones are also required.
13526 (ipcp_propagate_stage): Check on the side arrays are properly
13528 (ipcp_print_all_jump_functions): Make sure not to touch any node
13529 that is not analyzed or an edge that does not have a corresponding
13530 entry in the on-the-side vectors.
13531 (ipcp_function_scale_print): Likewise.
13532 (ipcp_update_callgraph): Check that the node is relevant.
13533 (ipcp_insert_stage): Check that the node is relevant. Check there is
13534 an info for every node and edge.
13535 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13536 (ipa_print_all_tree_maps): Likewise and a new variable info.
13537 (ipa_print_all_params_modified): Likewise.
13538 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13540 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13543 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13545 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13547 PR rtl-optimization/36753
13548 * fwprop.c (use_killed_between): Don't shortcut
13549 single-definition global registers.
13551 2008-07-16 Jan Hubicka <jh@suse.cz>
13553 * cgraph.h (varpool_empty_needed_queue): Declare.
13554 * cgraphunit.c (output_in_order): Mark all variables as needed;
13556 * varpool.c (varpool_assemble_node): Update debug queue.
13557 (varpool_assemble_pending_decls): Don't do it here.
13558 (varpool_empty_needed_queue): New function.
13560 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13562 * recog.c (peephole2_optimize): Fix formatting.
13564 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13566 * c-pch.c (get_ident): Avoid C++ keywords.
13567 * combine-stack-adj.c (single_set_for_csa): Likewise.
13568 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13569 output_asm_insn): Likewise.
13570 * reload.c (push_secondary_reload, find_reusable_reload,
13571 push_reload, combine_reloads, find_reloads,
13572 debug_reload_to_stream): Likewise.
13573 * reload.h (struct reload): Likewise.
13574 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13575 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13576 emit_output_reload_insns): Likewise.
13577 * targhooks.c (default_secondary_reload): Likewise.
13578 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13580 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13582 * recog.c (validate_change_1, validate_change,
13583 validate_unshare_change, validate_replace_rtx_1, struct
13584 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13586 * reload.c (push_secondary_reload, secondary_reload_class,
13587 scratch_reload_class, find_valid_class, find_reusable_reload,
13588 push_reload, find_dummy_reload, find_reloads_address_1,
13589 find_reloads_address_part, find_equiv_reg): Likewise.
13590 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13591 choose_reload_regs): Likewise.
13592 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13594 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13595 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13596 * sched-rgn.c (concat_INSN_LIST): Likewise.
13597 * stor-layout.c (mode_for_size, mode_for_size_tree,
13598 smallest_mode_for_size): Likewise.
13600 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13602 * cfg.c (dump_reg_info): Avoid C++ keywords.
13603 * dwarf2asm.c (dw2_force_const_mem,
13604 dw2_asm_output_encoded_addr_rtx): Likewise.
13605 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13606 * expmed.c (expand_shift): Likewise.
13607 * global.c (find_reg): Likewise.
13608 * graph.c (draw_edge): Likewise.
13609 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13610 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13611 widen_clz, widen_bswap, expand_parity, expand_unop,
13612 emit_cmp_and_jump_insn_1): Likewise.
13613 * postreload.c (reload_cse_simplify_operands): Likewise.
13614 * ra.h (add_neighbor): Likewise.
13615 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13616 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13617 record_reg_classes, copy_cost, record_address_regs,
13618 invalid_mode_change_p): Likewise.
13619 * regrename.c (regrename_optimize, scan_rtx_reg,
13620 dump_def_use_chain, find_oldest_value_reg,
13621 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13623 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13625 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13626 MASK_POWERPC64 for power4 in previous commit.
13628 2008-07-16 Olivier Hainque <hainque@adacore.com>
13630 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13631 instead of bare conversion to cast const-ness away.
13633 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13635 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13636 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13637 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13638 (TARGET_FUNCTION_VALUE): Define.
13640 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13642 * config/rs6000/rs6000.c (processor_target_table): Add
13643 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13645 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13648 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13649 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13650 m32c_legitimize_reload_address.
13652 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13654 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13655 DECL_IN_SYSTEM_HEADER in sync.
13657 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13659 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13660 * tree-ssa-pre.c (pre_expr_eq): Ditto
13661 (get_constant_for_value_id): Take a type as an argument.
13662 (fully_constant_expression): Pass in type.
13663 (find_or_generate_expression): Short circuit constant case.
13664 (create_expression_by_pieces): Remove special casing of
13666 (do_regular_insertion): Short circuit constant case.
13667 (do_partial_partial_insertion): Ditto.
13669 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13672 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13674 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13676 * config/xtensa/libgcc-xtensa.ver: New file.
13677 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13679 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13681 * df-problems.c (df_set_note): Avoid C++ keywords.
13682 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13683 * dse.c (record_store, remove_useless_values): Likewise.
13684 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13685 gen_reg_rtx_offset, operand_subword, change_address_1,
13686 change_address, adjust_address_1, offset_address,
13687 widen_memory_access, emit_copy_of_insn_after): Likewise.
13688 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13689 * fwprop.c (should_replace_address, propagate_rtx_1,
13690 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13692 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13693 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13694 * lcm.c (compute_insert_delete, pre_edge_lcm,
13695 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13696 * lower-subreg.c (resolve_reg_notes): Likewise.
13697 * mode-switching.c (optimize_mode_switching): Likewise.
13699 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13701 * bt-load.c (add_btr_def, migrate_btr_def,
13702 branch_target_load_optimize): Avoid C++ keywords.
13703 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13705 * combine.c (subst, simplify_set, make_extraction,
13706 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13707 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13708 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13710 2008-07-15 Richard Guenther <rguenther@suse.de>
13712 PR middle-end/36369
13713 * c-common.c (strict_aliasing_warning): Do not warn for
13714 TYPE_REF_CAN_ALIAS_ALL pointers.
13715 (c_common_get_alias_set): may_alias types are not special.
13716 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13717 attribute and set can_ref_all accordingly.
13718 (build_reference_type_for_mode): Likewise.
13719 * doc/extend.texi (may_alias): Clarify.
13721 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13724 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13725 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13727 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13730 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13731 gcc_assert, instead call output_operand_lossage.
13733 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13735 * builtins.c (std_canonical_va_list): Treat structure based
13738 2008-07-15 Ben Elliston <bje@au.ibm.com>
13740 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13742 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13744 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13747 2008-07-14 Jan Hubicka <jh@suse.cz>
13749 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13750 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13751 fix predicates and constraints.
13752 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13753 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13755 2008-07-14 Doug Kwan <dougkwan@google.com>
13757 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13758 additional option file arm/eabi.opt.
13759 * config/arm/eabi.h (File): New configuration file for EABI targets.
13760 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13761 SUBSUBTARGET_EXTRA_SPECS.
13762 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13763 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13764 from STARTFILE_SPEC so that it can be referenced in an override.
13765 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13766 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13767 can be referenced in an override.
13768 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13769 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13770 so that it can be referenced in an override.
13771 (LINK_SPEC): Use BPABI_LINK_SPEC.
13772 * config/arm/eabi.opt (File): New.
13774 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13776 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13777 (FIXED_VALUE_H): New variable.
13778 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13779 input.h, fixed-value.h.
13780 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13781 (BASIC_BLOCK_H): Use $(BITMAP_H).
13782 (FUNCTION_H): Add varray.h.
13783 (IPA_REFERENCE_H): Use $(BITMAP_H).
13784 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13785 (DF_H): Use $(BITMAP_H).
13786 (GGC_H): Add statistics.h.
13787 (INSN_ADDR_H): New.
13788 (INSN_ATTR_H): Use it.
13789 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13791 (SYMTAB_H): Add $(OBSTACK_H).
13792 (CPP_INTERNAL_H): New.
13793 (TREE_DUMP_H): Add tree-pass.h.
13794 (TREE_FLOW_H): Use $(BITMAP_H)
13795 (PRETTY_PRINT_H): Use $(INPUT_H).
13796 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13799 (many object files): Fix lots of header dependencies throughout.
13801 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13803 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13805 (s-gtyp-input): Use them to write tmp-gi.list.
13806 (echo_to_gi.list): Remove.
13808 2008-07-14 Richard Guenther <rguenther@suse.de>
13810 * tree-ssa-sccvn.c (pre_info): Remove.
13811 (switch_to_PRE_table): Likewise.
13812 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13813 (set_hashtable_value_ids): Do not create value-ids for the
13815 (run_scc_vn): Remove double test. Remove bogus special-case
13816 in value-number printing.
13817 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13818 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13820 * tree-flow-inline.h (get_value_handle): Remove.
13821 * tree-flow.h (get_value_handle): Remove.
13823 2008-07-14 Martin Jambor <mjambor@suse.cz>
13825 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13826 in which we generate arithmetics is not a subrange.
13828 2008-07-14 Martin Jambor <mjambor@suse.cz>
13830 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13832 2008-07-14 Richard Guenther <rguenther@suse.de>
13834 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13836 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13839 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13840 reload for symbol refs moved to r0 with -fPIC.
13841 (legitimize_pic_address): Use the target register as temporary
13843 (emit_symbolic_move): Adjust comment.
13844 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13847 2008-07-14 Ben Elliston <bje@au.ibm.com>
13849 * c-common.h (C_CPP_HASHNODE): New macro.
13850 * coretypes.h (struct cpp_token): Forward declare.
13851 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13852 the context-sensitive keyword method.
13853 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13854 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13855 expand_bool_pixel): New.
13856 (altivec_categorize_keyword): New function.
13857 (init_vector_keywords): New function.
13858 (rs6000_macro_to_expand): Likewise.
13859 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13860 compiling an ISO C dialect.
13862 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13864 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13865 (create_expression_by_pieces): Fix typo.
13866 (do_regular_insertion): Use debug counter here too.
13868 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13871 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13872 CONST_OK_FOR_LETTER_P. All port-local users changed.
13873 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13874 implement Kp matching power-of-two.
13875 (CONSTRAINT_LEN): Define to match.
13876 * config/cris/cris.md: Replace all use of constraint K with Kc.
13877 ("*btst*): Use Kp for operand 0 of last alternative.
13879 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13882 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13885 2008-07-13 Jan Hubicka <jh@suse.cz>
13887 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13890 2008-07-13 Richard Guenther <rguenther@suse.de>
13892 PR middle-end/36811
13893 * langhooks.c (lhd_print_error_function): Deal with recursive
13896 2008-07-12 Jan Hubicka <jh@suse.cz>
13898 * cgraph.c (assembler_name_hash): New static var.
13899 (hash_node_by_assembler_name, eq_assembler_name): New.
13900 (cgraph_node_for_asm): Use hashtable.
13901 (cgraph_remove_node): Maintain hashtable.
13902 (change_decl_assembler_name): Sanity check that names are not changing
13903 after aliasing was processed.
13904 * cgraph.h (varpoon_node): Add next GGC marker.
13905 * tree.c (decl_assembler_name_equal): Constify.
13906 (decl_assembler_name_hash): New.
13907 * tree.h (decl_assembler_name_equal): Constify.
13908 (decl_assembler_name_hash): Update.
13910 2008-07-12 David Daney <ddaney@avtrex.com>
13912 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13913 sb1 and r5000 cpus.
13915 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13917 * doc/md.texi: Document the MIPS "v" constraint.
13918 * config/mips/mips.h (reg_class): Revert last change.
13919 (REG_CLASS_NAMES): Likewise.
13920 (REG_CLASS_CONTENTS): Likewise.
13921 * config/mips/mips.c (mips_regno_to_class): Likewise.
13922 * config/mips/constraints.md (v): Likewise, but add documentation.
13923 Add a comment to say that this constraint should not be used in
13926 2008-07-11 DJ Delorie <dj@redhat.com>
13928 * config/h8300/h8300.md (length): Fix branch offset limit.
13930 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13932 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13933 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13934 (avr_hard_regno_scratch_ok): New function.
13935 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13936 * config/avr/avr.md (all peepholes that request a scratch register):
13937 Remove avr_peep2_scratch_safe use.
13939 2008-07-11 Tom Tromey <tromey@redhat.com>
13940 Ian Lance Taylor <iant@google.com>
13942 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13943 (struct c_common_resword): Define.
13944 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13945 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13946 (c_common_reswords, num_c_common_reswords): Declare.
13947 * c-common.c (c_common_reswords): New global const array.
13948 (num_c_common_reswords): New const int.
13949 * c-parser.c (struct resword, reswords): Don't define.
13950 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13951 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13952 than reswords. If warning about C++ keywords, give them a special
13954 (c_lex_one_token): Warn about C++ keywords. Call
13955 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13956 (c_parser_external_declaration): Look for RID_xxx rather than
13957 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13958 (c_parser_statement_after_labels): Likewise.
13959 (c_parser_objc_class_instance_variables): Likewise.
13960 (c_parser_objc_class_declaration): Likewise.
13961 (c_parser_objc_try_catch_statement): Likewise.
13962 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13963 (declspecs_add_type): Likewise.
13965 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13967 * ggc-page.c (alloc_page):
13968 Substituting xmalloc, xcalloc with
13969 XNEWVEC and XCNEWVAR macros which add the
13972 2008-07-11 Richard Guenther <rguenther@suse.de>
13974 PR tree-optimization/36765
13975 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13976 aliases from HEAP vars to SMTs.
13978 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13980 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13981 * configure.ac (loose_warn): Move -Wc++-compat from here...
13982 (strict_warn): ...to here.
13983 * configure: Regenerate.
13985 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13987 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13988 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13989 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13990 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13991 excluding more specific h8300-*-* and sh-*-* targets.
13993 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13995 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13996 (eliminate): Ditto.
13997 (execute_pre): Call loop_optimizer_finalize in early exit.
13999 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14001 PR middle-end/36790
14002 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14003 uids in the bitmap, not just VAR_DECL uids.
14005 PR rtl-optimization/36419
14006 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14007 (combine_stack_adjustments_for_block): Call it if needed. Delete
14009 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14010 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14011 prologue sp adjustment.
14013 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14016 * opts.c (print_ignored_options): Report postponed diagnostics for
14017 unknown -Wno-* options as warnings, not errors.
14018 (postpone_unknown_option_error): Renamed to...
14019 (postpone_unknown_option_warning): ... this.
14021 2008-07-09 Doug Kwan <dougkwan@google.com>
14024 2008-07-08 Doug Kwan <dougkwan@google.com>
14026 * config/arm/arm.opt (mandroid): New option.
14027 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14028 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14030 (CC1PLUS_SPEC): Same.
14032 (STARTFILE_SPEC): Same.
14033 (ENDFILE_SPEC): Same.
14034 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14037 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14040 * config/mips/mips.h (reg_class): Remove V1_REG.
14041 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14042 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14043 instead of V1_REGS.
14044 (mips_get_tp): New function.
14045 (mips_legitimize_tls_address): Use it.
14046 * config/mips/constraints.md (v): Delete.
14047 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14048 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14049 After reload, split into a move and ...
14050 (*tls_get_tp_<mode>_split): ...this new instruction.
14052 2008-07-09 David Daney <ddaney@avtrex.com>
14054 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14056 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14058 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14059 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14061 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14062 htab_delete should be called. Don't free c.
14063 (lookup_tmp_var): Create temp_htab lazily.
14064 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14065 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14067 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14068 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14069 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14070 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14071 * tree-sra.c (generate_element_init): Likewise.
14072 * tree-mudflap.c (execute_mudflap_function_ops,
14073 execute_mudflap_function_decls): Likewise.
14074 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14075 * tree-gimple.h (struct gimplify_ctx): New type.
14076 (push_gimplify_context): Adjust prototype.
14078 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14080 * tree-ssa-pre.c (phi_translate_1): Update placement of
14081 add_to_value calls.
14083 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14085 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14086 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14087 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14088 * targhooks.c (default_hard_regno_scratch_ok): New function.
14089 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14090 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14091 * recog.c: Include "target.h".
14092 (peep2_find_free_register): Add check for global regs. Add target
14094 * Makefile.in (recog.o): Depend on target.h.
14096 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14098 * config/sh/sh.c (sh_canonical_va_list_type): New.
14099 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14101 2008-07-09 Raksit Ashok <raksit@google.com>
14103 * doc/invoke.texi (Option Summary): Mention new option
14104 -Wdisallowed-function-list=...
14105 (Warning Options): Document -Wdisallowed-function-list=...
14106 * common.opt (Wdisallowed-function-list=): New flag.
14107 * flags.h (warn_disallowed_functions): External definition of new
14108 boolean warning flag.
14109 (warn_if_disallowed_function_p): Declare new function.
14110 * opts.c (warning_disallowed_functions): New static variable.
14111 (warn_disallowed_functions): New boolean warning flag.
14112 (warn_if_disallowed_function_p): New function.
14113 (add_comma_separated_to_vector): Rename
14114 add_instrument_functions_exclude_list to this.
14115 (common_handle_option): Handle new option. Rename calls to
14116 add_instrument_functions_exclude_list into calls to
14117 add_comma_separated_to_vector.
14118 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14119 based on flag warn_disallowed_functions.
14121 2008-07-09 Christian Bruel <christian.bruel@st.com>
14123 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14124 instead of get_attr_length.
14126 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14128 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14130 * genemit.c (gen_insn): Likewise.
14131 * gengtype.c (note_def_vec): Likewise.
14132 * gengtype.h (note_def_vec): Likewise.
14133 * genoutput.c (struct data, output_insn_data, process_template,
14134 gen_expand, gen_split, note_constraint): Likewise.
14135 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14136 make_insn_sequence): Likewise.
14137 * gensupport.c (record_insn_name): Likewise.
14139 2008-07-08 Doug Kwan <dougkwan@google.com>
14141 * config/arm/arm.opt (mandroid): New option.
14142 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14143 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14145 (CC1PLUS_SPEC): Same.
14147 (STARTFILE_SPEC): Same.
14148 (ENDFILE_SPEC): Same.
14149 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14152 2008-07-08 Raksit Ashok <raksit@google.com>
14154 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14155 (set_storage_via_setmem): Fix expected_align parameter.
14156 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14157 missing from the list.
14158 * doc/md.texi (movmem): Explicitly state that expected alignment is
14159 to be expressed in bytes.
14160 (setmem): Explicitly state that expected alignment is to be expressed
14163 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14165 * reload.c (find_reloads_subreg_address): Do not require validity
14166 of address in original mode before reloading address.
14168 2008-07-07 Tianwei Sheng <tianweis@google.com>
14170 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14171 bounds array access.
14173 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14175 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14177 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14179 Fix PR tree-optimization/23455
14180 Fix PR tree-optimization/35286
14181 Fix PR tree-optimization/35287
14182 * Makefile.in (OBJS-common): Remove tree-vn.o.
14183 (tree-vn.o): Remove.
14184 * dbgcnt.def: Add treepre_insert debug counter.
14185 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14186 (debug_value_expressions): Ditto.
14187 (print_value_expressions): Ditto.
14188 * tree-pretty-print.c (dump_generic_node): Updated for
14189 VALUE_HANDLE removal.
14190 * tree-ssa-dom.c (record_equality): Ditto.
14191 (cprop_operand): Ditto.
14192 (lookup_avail_expr): Ditto.
14193 * tree-ssa-threadedge.c
14194 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14195 (simplify_control_stmt_condition): Ditto.
14196 * tree.c (tree_code_size): Ditto.
14197 (tree_node_structure): Ditto.
14198 (iterative_hash_expr): Ditto.
14200 * tree.h (VALUE_HANDLE_ID): Ditto.
14201 (VALUE_HANDLE_EXPR_SET): Ditto.
14202 (struct tree_value_handle): Ditto.
14203 (union tree_node): Ditto.
14204 * treestruct.def: Ditto.
14205 * tree-vn.c: Removed.
14206 * tree-ssa-pre.c: Rewritten entirely.
14207 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14208 (constant_value_ids): Ditto.
14209 (vn_nary_op_t): Moved to header.
14211 (vn_reference_op_t): Ditto
14212 (vn_reference_t): Ditto.
14213 (next_value_id): New variable.
14214 (VN_INFO): Add an assert.
14215 (vn_constant_eq): New function.
14216 (vn_constant_hash): Ditto.
14217 (get_or_alloc_constant_value_id): Ditto.
14218 (value_id_constant_p): Ditto.
14219 (vn_reference_compute_hash): De-staticify.
14220 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14221 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14222 (valueize_refs): Update opcode if it changes from ssa name to constant.
14223 (vn_reference_lookup_1): Add new argument.
14224 (vn_reference_lookup): Ditto.
14225 (vn_reference_lookup_pieces): New function.
14226 (vn_reference_insert): Add return type. Modify to deal with value ids.
14227 (vn_reference_insert_pieces): New function.
14228 (vn_nary_op_compute_hash): De-staticify.
14229 (vn_nary_op_eq): Ditto.
14230 (vn_nary_op_lookup_pieces): New function.
14231 (vn_nary_op_lookup): Add new argument.
14232 (vn_nary_op_insert_pieces): New function.
14233 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14234 (vn_phi_insert): Ditto.
14235 (visit_unary_op): Update for callee changes.
14236 (visit_binary_op): Ditto.
14237 (visit_reference_op_load): Ditto.
14238 (visit_reference_op_store): Ditto.
14239 (init_scc_vn): Init next_value_id, constant_to_value_id and
14240 constant_value_ids.
14241 (free_scc_vn): Free them.
14242 (set_hashtable_value_ids): New function.
14243 (run_scc_vn): Use it.
14244 (get_max_value_id): New function.
14245 (get_next_value_id): Ditto.
14246 (expressions_equal_p): Moved from tree-vn.c
14247 (sort_vuses): Ditto.
14248 (sort_vuses_heap): Ditto.
14249 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14251 * tree.c (iterative_hash_hashval_t): Made non-static
14252 * tree.h (iterative_hash_hashval_t): Declare it.
14254 2008-07-08 Martin Jambor <mjambor@suse.cz>
14256 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14257 instead of ipa_create_node_params.
14258 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14259 ipa_check_create_edge_args, free them with
14260 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14262 * ipa-prop.c: Include flags.h and tree-inline.h.
14263 (ipa_node_params_vector): New variable.
14264 (ipa_edge_args_vector): New variable.
14265 (edge_removal_hook_holder): New variable.
14266 (node_removal_hook_holder): New variable.
14267 (edge_duplication_hook_holder): New variable.
14268 (node_duplication_hook_holder): New variable.
14269 (ipa_detect_param_modifications): Check for presence of modified flags.
14270 (ipa_compute_jump_functions): Check for presence of jump functions.
14271 (ipa_free_edge_args_substructures): New function.
14272 (ipa_create_node_params): Removed.
14273 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14274 (ipa_free_node_params_substructures): New function.
14275 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14277 (ipa_edge_removal_hook): New function.
14278 (ipa_node_removal_hook): New function.
14279 (duplicate_array): New function.
14280 (ipa_edge_duplication_hook): New function.
14281 (ipa_node_duplication_hook): New function.
14282 (ipa_register_cgraph_hooks): New function.
14283 (ipa_unregister_cgraph_hooks): New function.
14284 (free_all_ipa_structures_after_ipa_cp): New function.
14286 * ipa-prop.h: Include vec.h.
14287 (ipa_node_params_t): New typedef with vector types for it.
14288 (ipa_edge_args_t): New typedef with vector types for it.
14289 (IPA_NODE_REF): Changed to access an on-the-side vector.
14290 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14291 (ipa_check_create_node_params): New function.
14292 (ipa_check_create_edge_args): New function.
14294 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14297 2008-07-07 Tom Tromey <tromey@redhat.com>
14299 * configure, config.in: Rebuilt.
14300 * configure.ac: Don't check for scandir or alphasort.
14302 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14304 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14305 types immediately after creating them.
14307 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14309 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14311 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14313 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14314 dump_constraint_graph.
14315 (dump_constraint_edge): New function.
14316 (dump_constraint_graph): New function.
14317 (debug_constraint_graph): New function.
14318 (dump_constraint): Removed useless comparison.
14319 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14320 (dump_constraint_graph): Declare.
14321 (debug_constraint_graph): Declare.
14322 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14324 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14326 * config/i386/i386.c (is_va_list_char_pointer): New.
14327 (ix86_va_start): Replace compare with ms_va_list_type_node
14328 by is_va_list_char_pointer.
14329 (ix86_gimplify_va_arg): Likewise.
14331 2008-07-07 Martin Jambor <mjambor@suse.cz>
14333 * cgraph.c (cgraph_edge_max_uid): New variable.
14334 (struct cgraph_edge_hook_list): New type.
14335 (struct cgraph_node_hook_list): New type.
14336 (struct cgraph_2edge_hook_list): New type.
14337 (struct cgraph_2node_hook_list): New type.
14338 (first_cgraph_edge_removal_hook): New variable.
14339 (first_cgraph_node_removal_hook): New variable.
14340 (first_cgraph_edge_duplicated_hook): New variable.
14341 (first_cgraph_node_duplicated_hook): New variable.
14342 (cgraph_add_edge_removal_hook): New function.
14343 (cgraph_remove_edge_removal_hook): New function.
14344 (cgraph_call_edge_removal_hooks): New function.
14345 (cgraph_add_node_removal_hook): New function.
14346 (cgraph_remove_node_removal_hook): New function.
14347 (cgraph_call_node_removal_hooks): New function.
14348 (cgraph_add_edge_duplication_hook): New function.
14349 (cgraph_remove_edge_duplication_hook): New function.
14350 (cgraph_call_edge_duplication_hooks): New function.
14351 (cgraph_add_node_duplication_hook): New function.
14352 (cgraph_remove_node_duplication_hook): New function.
14353 (cgraph_call_node_duplication_hooks): New function.
14354 (cgraph_create_edge): Assign to edge uid.
14355 (cgraph_remove_edge): Call edge removal hooks.
14356 (cgraph_node_remove_callees): Call edge removal hooks.
14357 (cgraph_node_remove_callers): Call edge removal hooks.
14358 (cgraph_remove_node): Call node removal hooks.
14359 (cgraph_clone_edge): Call edge duplication hooks.
14360 (cgraph_clone_node): Call node duplication hooks.
14362 * cgraph.h (cgraph_edge): New field uid.
14363 (cgraph_edge_hook): New type.
14364 (cgraph_node_hook): New type.
14365 (cgraph_2edge_hook): New type.
14366 (cgraph_2node_hook): New type.
14368 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14370 * config.in: Regenerate.
14372 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14374 * gcc.c (print_sysroot): New.
14375 (option_map, display_help, process_command): Handle the
14376 -print-sysroot option.
14377 (main): Print the sysroot if requested.
14378 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14380 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14383 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14385 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14387 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14388 (assign_parm_setup_block_p): Also check mode of entry_parm.
14390 2008-07-07 Richard Guenther <rguenther@suse.de>
14392 * tree-ssa-structalias.h (set_used_smts): Remove.
14393 * tree-ssa-structalias.c (used_smts): Likewise.
14394 (set_used_smts): Likewise.
14395 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14396 call to set_used_smts.
14398 2008-07-07 Richard Guenther <rguenther@suse.de>
14400 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14401 (new_var_info): Set it to false.
14402 (solution_set_add): Correctly handle pointers outside a var and
14404 (type_safe): Treat variables with is_full_var properly.
14405 (do_sd_constraint): Likewise.
14406 (do_ds_constraint): Likewise.
14407 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14408 (get_constraint_for_ptr_offset): New function.
14409 (get_constraint_for_component_ref): For addresses at least include
14410 the last field of the variable. Handle is_full_vars properly.
14411 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14412 (handle_ptr_arith): Remove.
14413 (find_func_aliases): Simplify assignment handling.
14414 (create_function_info_for): For parameter and result varinfos set
14416 (create_variable_info_for): Set is_full_var flag whenever we
14417 just created a single varinfo for a decl.
14418 (init_alias_vars): Initialize use_field_sensitive from
14419 max-fields-for-field-sensitive parameter.
14421 2008-07-07 Richard Guenther <rguenther@suse.de>
14423 PR tree-optimization/36713
14424 * tree-flow-inline.h (is_call_used): New function.
14425 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14426 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14427 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14429 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14431 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14433 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14435 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14437 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14438 Nathan Sidwell <nathan@codesourcery.com>
14440 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14441 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14443 * config/m68k/t-linux: New.
14444 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14447 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14449 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14450 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14453 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14455 * gcc.c (execute): Fix -Wc++-compat warning.
14457 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14460 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14461 constant for little endian.
14463 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14465 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14466 mips_base_mips16 instead of TARGET_MIPS16.
14467 (mips_base_mips16): Declare.
14468 * config/mips/mips.c (mips_base_mips16): Make global.
14469 (was_mips16_p): Remove GTY marker.
14470 (was_mips16_pch_p): New variable.
14471 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14472 (mips_override_options): Force to non-MIPS16 mode initially.
14473 Do not complain about MIPS16 PIC incompatibilities here.
14474 Only allow -mgpopt if -mexplicit-relocs is in force for
14477 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14479 * configure.ac: Check for caddr_t, define to char * if not defined.
14480 * configure: Regenerate.
14481 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14482 (mmap_gt_pch_use_address): Likewise.
14483 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14485 2008-07-06 Richard Guenther <rguenther@suse.de>
14487 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14488 (new_var_info): Deal with it.
14489 (solution_set_add): Likewise.
14490 (bitpos_of_field): Make signed, fix.
14491 (struct fieldoff): Remove type and decl fields. Make size field
14492 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14494 (fieldoff_compare): Deal with it.
14495 (push_fields_onto_fieldstack): Remove has_union argument, glob
14496 adjacent non-pointer fields together.
14497 (create_function_info_for): Do not set has_union.
14498 (create_variable_info_for): Simplify.
14500 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14502 * config.gcc (extra_headers): Add cross-stdarg.h for target
14503 x86_64-*-* and i?86-*-*.
14504 * config/i386/cross-stdarg.h: New.
14505 * builtins.c (std_fn_abi_va_list): New.
14506 (std_canonical_va_list_type): New.
14507 (stabilize_va_list): Replace va_list_type_node use by
14508 mtarget.canonical_va_list_type.
14509 (gimplify_va_arg_expr): Likewise.
14510 (expand_builtin_va_copy): Replace va_list_type_node use by
14511 mtarget.fn_abi_va_list.
14512 * tree-sra.c (is_va_list_type): New helper.
14513 (decl_can_be_decomposed_p): Replace
14514 va_list_type_node use by is_va_list_type.
14515 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14516 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14517 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14518 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14519 (ix86_enum_va_list): New.
14520 * config/i386/i386.c (sysv_va_list_type_node): New.
14521 (ms_va_list_type_node): New.
14522 (ix86_function_type_abi): Remove sorry.
14523 (ix86_build_builtin_va_list_abi): New.
14524 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14525 for 64-bit targets.
14526 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14527 (ix86_init_builtins_va_builtins_abi): New.
14528 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14529 for 64-bit targets.
14530 (ix86_handle_abi_attribute): New.
14531 (attribute_spec): Add sysv_abi and ms_abi.
14532 (ix86_fn_abi_va_list): New.
14533 (ix86_canonical_va_list_type): New.
14534 (ix86_enum_va_list): New.
14535 (TARGET_FN_ABI_VA_LIST): New.
14536 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14537 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14538 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14539 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14540 (TARGET_ENUM_VA_LIST): New.
14541 * expr.h (std_fn_abi_va_list): New.
14542 (std_canonical_va_list_type): New.
14543 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14544 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14545 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14546 TARGET_CANONICAL_VA_LIST_TYPE.
14547 * target.h (struct gcc_target): Add fn_abi_va_list hook
14548 and canonical_va_list_type hook.
14550 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14552 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14553 integral and pointer types.
14555 2008-07-04 Roger Sayle <roger@eyesopen.com>
14557 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14558 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14560 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14563 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14565 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14567 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14568 build_gimple_modify_stmt.
14569 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14570 gimple operand. Use fold_build* instead of build*.
14572 2008-07-04 Richard Guenther <rguenther@suse.de>
14574 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14575 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14576 properly to compute the reachability set if we do field-sensitive PTA.
14577 * invoke.texi (max-fields-for-field-sensitive): Document default.
14578 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14579 100 for optimize >= 2.
14581 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14583 * ggc-zone.c (lookup_page_table_if_allocated,
14584 set_page_table_entry, zone_find_object_size, alloc_small_page,
14585 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14586 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14587 -Wc++-compat and/or -Wcast-qual warnings.
14589 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14592 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14593 pic_offset_table_rtx to be marked as used here.
14594 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14595 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14596 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14597 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14598 !TARGET_SECURE_PLT.
14600 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14602 * alloc-pool.c (hash_descriptor, eq_descriptor,
14603 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14604 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14606 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14607 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14608 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14609 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14612 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14614 * tree-flow.h (loop_only_exit_p): Declare.
14615 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14616 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14617 the number of iterations if it is constant. Otherwise, if this is the
14618 only possible exit of the loop, use the conservative estimate on the
14619 number of iterations of the entire loop if available.
14621 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14623 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14624 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14625 Add synchronization functions.
14626 * config/sync.c: New file.
14627 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14628 (LIBGCC_SYNC_CFLAGS): Likewise.
14630 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14633 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14634 (*pushtf_sse): New insn pattern.
14635 (pushtf splitters): New splitters.
14637 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14639 PR middle-end/35736
14640 * predict.c (build_predict_expr): Use void_type_node for the tree
14641 type, instead of NULL_TREE.
14643 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14645 * config/i386/i386.c (contains_aligned_value_p): Return true
14647 (ix86_data_alignment): Align TCmode to 128bits.
14648 (ix86_local_alignment): Likewise.
14650 2008-07-03 Andrew Haley <aph@redhat.com>
14653 * vec.h (VEC_TA): New.
14654 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14655 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14656 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14657 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14658 (C_COMMON_FIXED_TYPES): Remove first arg.
14659 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14660 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14661 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14662 not to use empty macro arguments.
14664 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14666 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14667 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14668 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14669 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14670 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14671 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14672 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14673 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14674 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14675 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14676 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14677 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14678 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14679 config/rs6000/e500crtres64gpr.asm,
14680 config/rs6000/e500crtres64gprctr.asm,
14681 config/rs6000/e500crtrest32gpr.asm,
14682 config/rs6000/e500crtrest64gpr.asm,
14683 config/rs6000/e500crtresx32gpr.asm,
14684 config/rs6000/e500crtresx64gpr.asm,
14685 config/rs6000/e500crtsav32gpr.asm,
14686 config/rs6000/e500crtsav64gpr.asm,
14687 config/rs6000/e500crtsav64gprctr.asm,
14688 config/rs6000/e500crtsavg32gpr.asm,
14689 config/rs6000/e500crtsavg64gpr.asm,
14690 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14691 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14692 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14693 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14694 config/sparc/sol2-cn.asm: Remove .file directives.
14696 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14698 * resource.c (mark_referenced_resources): Look inside
14699 UNSPEC_VOLATILEs and ASM_INPUTs.
14701 2008-07-02 Ian Lance Taylor <iant@google.com>
14703 * rtlanal.c (add_reg_note): New function.
14704 * rtl.h (add_reg_note): Declare.
14705 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14706 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14707 * builtins.c (expand_builtin_longjmp): Likewise.
14708 (expand_builtin_nonlocal_goto): Likewise.
14709 * calls.c (emit_call_1, expand_call): Likewise.
14710 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14711 * cfglayout.c (fixup_reorder_chain): Likewise.
14712 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14713 (commit_one_edge_insertion): Likewise.
14714 * combine.c (move_deaths, distribute_notes): Likewise.
14715 * df-problems.c (df_set_note): Likewise.
14716 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14717 (set_unique_reg_note): Likewise.
14718 (emit_copy_of_insn_after): Likewise.
14719 * expr.c (expand_expr_real): Likewise.
14720 * gcse.c (add_label_notes): Likewise.
14721 * haifa-sched.c (create_check_block_twin): Likewise.
14722 * jump.c (mark_jump_label_1): Likewise.
14723 * loop-doloop.c (add_test, doloop_modify): Likewise.
14724 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14725 * lower-subreg.c (move_eh_region_note): Likewise.
14726 * optabs.c (emit_libcall_block): Likewise.
14727 * predict.c (predict_insn): Likewise.
14728 (combine_predictions_for_insn): Likewise.
14729 * recog.c (peephole2_optimize): Likewise.
14730 * regmove.c (try_auto_increment): Likewise.
14731 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14732 * reload.c (find_reloads): Likewise.
14733 * reload1.c (fixup_eh_region_note): Likewise.
14734 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14735 * reorg.c (delete_prior_computation): Likewise.
14736 (delete_computation, dbr_schedule): Likewise.
14737 * config/pa/pa.c (legitimize_pic_address): Likewise.
14738 * config/sh/sh.c (sh_reorg): Likewise.
14740 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14743 * config/libgcc-glibc.ver: Add %exclude.
14744 * config/m32r/libgcc-glibc.ver: Likwise.
14745 * config/s390/libgcc-glibc.ver: Likwise.
14746 * config/sh/libgcc-glibc.ver: Likwise.
14747 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14749 * config/i386/libgcc-glibc.ver: New.
14751 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14753 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14755 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14756 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14757 i[34567]86-*-linux*, x86_64-*-linux*. Add
14758 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14759 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14760 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14761 i[34567]86-*-linux*, x86_64-*-linux*.
14763 * libgcc-std.ver: Add empty GCC_4.4.0.
14765 * mkmap-symver.awk: Support multiple versions per symbol.
14767 * config/i386/i386.c (ix86_init_builtins): Always define
14768 __builtin_fabsq and __builtin_copysignq with fallbacks.
14769 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14770 and __builtin_copysignq if SSE2 isn't available.
14772 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14773 (LIBGCC2_TF_CEXT): Likwise.
14774 (TF_SIZE): Likwise.
14776 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14778 * config/i386/sfp-machine.h: Moved to libgcc.
14780 * config/i386/sfp-machine.h: New.
14781 * config/i386/t-linux: Likwise.
14783 * config/i386/t-darwin: Remove softfp_wrap_start and
14785 * config/i386/t-darwin64: Likewise.
14787 * config/i386/t-fprules-softfp64: Renamed to ...
14788 * config/i386/t-fprules-softfp: This.
14790 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14791 and softfp_wrap_end.
14793 2008-07-02 Jason Merrill <jason@redhat.com>
14795 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14797 * tree.c (ctor_to_list): New fn.
14798 * tree.h: Declare it.
14799 (CONSTRUCTOR_ELT): New macro.
14800 (CONSTRUCTOR_NELTS): New macro.
14802 2008-07-02 Richard Guenther <rguenther@suse.de>
14804 * tree-ssa-structalias.c (struct variable_info): Reorder
14805 to fill padding on 64bit hosts. Make collapsed_to an int.
14806 (get_varinfo_fc): Deal with that.
14807 (new_var_info): Likewise.
14808 (collapse_rest_of_var): Likewise.
14810 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14812 * doc/install.texi (--enable-java-home): Document.
14813 (--enable-aot-compile-rpm): Likewise.
14814 (--with-arch-directory): Likewise.
14815 (--with-os-directory): Likewise.
14816 (--with-origin-name): Likewise.
14817 (--with-arch-suffix): Likewise.
14818 (--with-jvm-root-dir): Likewise.
14819 (--with-jvm-jar-dir): Likewise.
14820 (--with-python-dir): Likewise.
14822 2008-07-02 Richard Guenther <rguenther@suse.de>
14824 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14825 from decls explicitly. Merge operand checking from tuples.
14827 2008-07-02 Martin Jambor <mjambor@suse.cz>
14829 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14831 2008-07-02 Martin Jambor <mjambor@suse.cz>
14833 * tree-switch-conversion.c: Included timevar.h
14834 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14836 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14838 2008-07-02 Martin Jambor <mjambor@suse.cz>
14840 * tree-switch-conversion.c: Corrected various comments and
14842 (build_constructors): Fixed minor formatting mistakes.
14844 * invoke.texi (Optimize Options): Corrected the
14845 switch-conversion-max-branch-ratio parameter.
14847 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14849 * final.c (asm_insn_count): Return zero for an empty asm body.
14851 2008-07-02 Richard Guenther <rguenther@suse.de>
14853 * bitmap.h (bitmap_set_bit): Return bool.
14854 (bitmap_clear_bit): Likewise.
14855 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14856 write to the bitmap if it would.
14857 (bitmap_clear_bit): Likewise.
14858 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14859 bitmap_set_bit return value.
14860 (add_pred_graph_edge): Likewise.
14861 (add_graph_edge): Likewise.
14862 (do_sd_constraint): Likewise.
14863 (do_ds_constraint): Likewise.
14865 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14867 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14868 Fix -Wc++-compat and/or -Wcast-qual warnings.
14869 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14870 gen_regparm_prefix): Likewise.
14871 * vmsdbgout.c (write_modbeg, lookup_filename,
14872 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14874 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14876 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14877 defaults.h definition apply.
14879 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14881 * function.c (assign_parm_remove_parallels): New.
14882 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14884 (assign_parm_setup_block): Do not handle them.
14885 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14886 assign_parm_remove_parallels.
14888 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14890 * c-typeck.c (convert_for_assignment): Use
14891 vector_targets_convertible_p.
14892 * c-common.c (vector_targets_convertible_p): New.
14893 * c-common.h (vector_targets_convertible_p): New prototype.
14894 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14895 opaque_p_V2SI_type_node.
14897 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14899 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14902 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14904 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14905 TFmode constants via two element DImode vector for hosts with
14906 HOST_BITS_PER_WIDE_INT < 64.
14907 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14908 also for HOST_BITS_PER_WIDE_INT < 64.
14910 2008-07-01 Richard Guenther <rguenther@suse.de>
14912 PR tree-optimization/36666
14913 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14914 (get_constraint_exp_from_ssa_var): Split into ...
14915 (get_constraint_exp_for_temp): ... this ...
14916 (get_constraint_for_ssa_var): ... and that.
14917 Return constraint expressions for all touched sub-fields
14918 if the results address is not taken.
14919 (process_constraint): Remove assertion that aggregate
14920 assignments do not happen at this place.
14921 (get_constraint_for_component_ref): Add address_p argument.
14922 Return constraint expressions for all touched sub-fields
14923 if the results address is not taken.
14924 (do_deref): Use get_constraint_exp_for_temp.
14925 (get_constraint_for_1): Rename from ...
14926 (get_constraint_for): ... this. Add the old function as wrapper.
14927 (do_structure_copy): Use get_constraint_for_1.
14929 2008-07-01 Martin Jambor <mjambor@suse.cz>
14931 * Makefile.in (tree-switch-conversion.o): Add.
14932 (OBJS-common): Add tree-swtch-conversion.o.
14933 * passes.c (init_optimization_passes): Add pass_convert_switch.
14934 * tree-pass.h (pass_convert_switch): Add.
14935 * tree-switch-conversion.c: New file.
14936 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14937 * common.opt (ftree-cswtch): New option.
14938 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14939 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14940 * opts.c (decode_options): Set flag_tree_switch_conversion when
14941 optimization level is >= 2.
14942 * doc/invoke.texi (Optimize Options): Added description of
14943 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14945 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14947 * config/darwin-driver.c (darwin_default_min_version): Fix
14948 -Wc++-compat warnings.
14950 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14952 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14955 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14957 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14959 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14961 PR rtl-optimization/34744
14962 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14963 (df_scan_free_internal): Free data structures not
14964 allocated in storage pools.
14965 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14966 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14967 df_scan_free_mws_vec.
14968 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14971 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14973 * config/i386/i386.c (contains_aligned_value_p): Return true
14975 (ix86_function_arg_boundary): Return its natural boundary
14977 (return_in_memory_32): Don't check TDmode.
14978 (ix86_split_to_parts): Support splitting into 4 parts and
14979 support TFmode for 32bit target.
14980 (ix86_split_long_move): Support splitting into 4 parts.
14981 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14983 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14984 (ix86_init_builtins): Here.
14985 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14986 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14987 'q' and 'w', respectively.
14989 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14991 (movtf_internal): Likewise.
14992 (<code>tf2): Likewise.
14993 (*absnegtf2_sse): Likewise.
14994 (copysign<mode>3): Likewise.
14995 (copysign<mode>3_const): Likewise.
14996 (copysign<mode>3_var): Likewise.
14997 (define_split UNSPEC_COPYSIGN): Likewise.
14998 * config/i386/sse.md (*nandtf3): Likewise.
14999 (<code>tf3): Likewise.
15000 (*<code>tf3): Likewise.
15002 2008-06-30 Joey Ye <joey.ye@intel.com>
15003 H.J. Lu <hongjiu.lu@intel.com>
15005 * global.c (compute_regsets): Set frame_pointer_needed here.
15006 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15008 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15010 * doc/install.texi (specific): Expand Windows build notes.
15012 2008-06-30 Ira Rosen <irar@il.ibm.com>
15014 PR tree-optimization/36648
15015 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15016 number of prolog iterations by step. Fix the comment.
15018 2008-06-30 Richard Guenther <rguenther@suse.de>
15020 PR middle-end/36671
15021 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15022 handle calls from ECF_MALLOC functions.
15023 (handle_pure_call): ECF_MALLOC functions do not return
15025 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15027 2008-06-29 Andreas Schwab <schwab@suse.de>
15029 * config/m68k/m68k.c (print_operand): Always print a float
15031 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15032 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15035 * config/rs6000/x-linux64: Remove never used file.
15037 2008-06-29 Richard Guenther <rguenther@suse.de>
15039 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15041 (struct alias_info): Move ...
15042 * tree-ssa-alias.c: ... here.
15043 (update_alias_info): Declare.
15044 (compute_may_aliases): Call it.
15045 (update_alias_info): New function.
15046 * tree-ssa-structalias.c (update_alias_info): Move ...
15047 * tree-ssa-alias.c (update_alias_info_1): ... here.
15048 * tree-ssa-structalias.c (process_constraint_1): Remove
15049 unused from_call argument. Rename to ...
15050 (process_constraint): ... this. Delete old wrapper.
15051 (make_constraint_to): Adjust callers.
15052 (handle_const_call): Likewise.
15053 (handle_pure_call): Likewise.
15054 (init_base_vars): Likewise.
15055 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15056 (find_func_aliases): We don't need structure copies for
15058 (make_constraint_from_anything): Remove.
15059 (create_variable_info_for): For globals make constraints
15060 from escaped, not from anything.
15061 (compute_points_to_sets): Do not call update_alias_info.
15062 (ipa_pta_execute): Use make_constraint_from.
15064 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15066 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15067 (bitmap.o-warn, dominance.o-warn): New.
15068 * configure.ac (cxx_compat_warn): Delete.
15069 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15070 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15072 * configure: Regenerate.
15074 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15077 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15079 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15080 * df-scan.c (df_notes_rescan): Likewise.
15081 * ggc-page.c (set_page_table_entry): Likewise.
15082 * intl.c (gcc_gettext_width): Likewise.
15083 * varasm.c (get_unnamed_section, get_noswitch_section,
15084 get_section): Likewise.
15086 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15088 * regrename.c (build_def_use): Don't copy RTX.
15090 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15092 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15093 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15094 punctuation. Use @ref instead of @xref.
15095 (Function Names): Remove stray @display/@end display.
15096 (C++ Attributes): Use @ref instead of @xref.
15097 (Deprecated Features): Fix punctuation around @xref.
15098 (Backwards Compatibility): Likewise.
15099 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15101 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15103 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15104 constants for E500 double.
15106 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15108 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15109 element type of const_vector.
15111 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15113 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15114 Remove FLAGS_REG clobber from expander pattern.
15115 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15116 (anddi3, andsi3, andhi3, andqi3): Ditto.
15117 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15118 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15119 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15120 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15121 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15122 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15123 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15124 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15126 2008-06-28 Richard Guenther <rguenther@suse.de>
15128 * tree-ssa-structalias.c (callused_id, var_callused,
15129 callused_tree): Add.
15130 (handle_pure_call): New function.
15131 (find_func_aliases): Call it.
15132 (find_what_p_points_to): Handle the call-used set.
15133 (clobber_what_escaped): Likewise.
15134 (compute_call_used_vars): New function.
15135 (init_base_vars): Init the call-used variable.
15136 (do_sd_constraint): Do not propagate the solution from CALLUSED
15137 but use CALLUSED as a placeholder.
15138 (solve_graph): Likewise.
15139 * tree-flow-inline.h (gimple_call_used_vars): New function.
15140 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15141 (compute_call_used_vars): Declare.
15142 * tree-ssa-alias.c (set_initial_properties): Call
15143 compute_call_used_vars.
15144 (reset_alias_info): Clear call-used variables.
15145 (add_call_clobber_ops): Assert we are not called for const/pure
15146 functions. Remove handling of them.
15147 (add_call_read_ops): Handle pure functions by adding the
15148 call-used set of variables as VUSEs.
15149 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15150 (delete_tree_ssa): Free it.
15151 * tree-dfa.c (remove_referenced_var): Clear the var from the
15154 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15156 * tree.c (build_varargs_function_type_list): New.
15157 (build_function_type_list_1): New.
15158 (build_function_type_list): Use build_function_type_list_1.
15159 * tree.h (build_varargs_function_type_list): New.
15161 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15164 * config/spu/spu.c (spu_builtin_splats): Do not generate
15165 invalid CONST_VECTOR expressions.
15166 (spu_expand_vector_init): Likewise.
15168 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15170 * optabs.c (libfunc_decls): New variable.
15171 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15172 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15173 for the same function twice.
15175 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15177 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15178 ix86_expand_binary_operator directly.
15179 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15181 (*ashrti3_1): Ditto.
15182 (*lshrti3_1): Ditto.
15183 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15184 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15185 using only one splitter. Conditionaly execute splitter before or
15186 after peephole2 pass.
15187 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15188 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15189 Use only one alternative in asm template.
15190 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15192 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15193 "J" operand constraint for operand 2.
15194 (*ashldi3_cconly_rex64): Ditto.
15195 (*ashrdi3_cmp_rex64): Ditto.
15196 (*ashrdi3_cconly_rex64): Ditto.
15197 (*lshrdi3_cmp_rex64): Ditto.
15198 (*lshrdi3_cconly_rex64): Ditto.
15199 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15200 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15201 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15204 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15206 * gimplify.c (omp_is_private): Don't return true if decl is not
15207 already private on #pragma omp for or #pragma omp parallel for.
15210 * tree-cfg.c (struct move_stmt_d): Replace block field with
15211 orig_block and new_block fields.
15212 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15213 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15214 (move_block_to_fn): Replace vars_map and new_label_map arguments
15215 with struct move_stmt_d pointer.
15216 (replace_block_vars_by_duplicates): New function.
15217 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15218 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15219 all subblocks of ORIG_BLOCK to the new function. Call
15220 replace_block_vars_by_duplicates.
15221 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15222 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15223 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15224 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15225 (expand_omp): Temporarily set input_location to the location of
15226 region's controlling stmt.
15227 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15228 BIND_EXPR, push ctx->block_vars and gimplification vars into
15229 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15230 into dest function.
15231 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15232 there are any BLOCK_VARS.
15233 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15234 OMP_PARALLEL or OMP_TASK stmt.
15235 (lower_omp): Save and restore input_location around the lower_omp_1
15238 2008-06-27 Richard Guenther <rguenther@suse.de>
15240 PR tree-optimization/36400
15241 PR tree-optimization/36373
15242 PR tree-optimization/36344
15243 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15244 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15245 (update_alias_info): Remove call clobbering code.
15246 (make_constraint_to): New helper function.
15247 (make_escape_constraint): Likewise.
15248 (handle_rhs_call): Use it on all pointer containing arguments.
15249 Also mark the static chain escaped.
15250 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15251 instead of ANYTHING.
15252 (make_constraint_from): New helper split out from ...
15253 (make_constraint_from_anything): ... here.
15254 (find_func_aliases): Add constraints for escape sites.
15255 (intra_create_variable_infos): Make constraints from NONLOCAL
15257 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15259 (clobber_what_p_points_to): Remove.
15260 (clobber_what_escaped): New function.
15261 (init_base_vars): Init NONLOCAL and ESCAPED.
15262 (do_sd_constraint): Do not propagate the solution from ESCAPED
15263 but use ESCAPED as a placeholder.
15264 (solve_graph): Likewise.
15265 * tree-flow.h (clobber_what_p_points_to): Remove.
15266 (clobber_what_escaped): Declare.
15267 * tree-ssa-alias.c (set_initial_properties): Call it.
15268 Remove code clobbering escaped pointers.
15270 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15272 * function.c (allocate_struct_function): Only allocate a unique
15273 funcdef_no if the decl is nonzero.
15275 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15277 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15278 * config/mips/mips.c (mips_split_const_insns): New function.
15279 * config/mips/mips.md (move_type): New attribute.
15280 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15281 (dword_mode): New attribute.
15282 (type): Avoid long line. Map "move_type"s to "type"s,
15283 choosing "multi" for doubleword moves if appropriate.
15284 Swap MTC/MFC comments to match their declaration order.
15285 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15286 "type" is "branch" or "jal" is "direct".
15287 (length): Handle "extended_mips16" first. Make the default
15288 "0" for "ghost" instructions. Set the length from "move_type".
15289 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15290 of "type", with "sll0" for the register alternative. Remove the
15291 "extended_mips16" attribute.
15292 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15293 of "type", with "shift_shift" for the register alternative.
15294 Remove the "length" attribute.
15295 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15296 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15297 of "type", with "andi" for the register alternative.
15298 (*zero_extendqihi2): Likewise.
15299 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15300 of "andi" instead of a "type" of "arith".
15301 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15303 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15304 (mov_<store>r, *mov<mode>_ra): Likewise.
15305 (extendsidi2): Use "move_type" instead of "type", with "move"
15306 for the register alternative.
15307 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15308 of "type", with "signext" for the register alternative.
15309 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15310 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15311 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15312 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15313 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15314 (unnamed branch insn): Likewise.
15315 (*movdi_gp32_fp64): Fold into...
15316 (*movdi_32bit): ...here.
15317 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15318 (*movdf_hardfloat): ...this new pattern.
15319 (*movdf_softfloat): Remove redundant FPR alternatives.
15320 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15321 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15322 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15323 the "move" attribute.
15324 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15325 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15326 and "store" for COP loads and stores.
15327 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15328 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15329 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15330 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15331 (*movtf_mips16, *movv2sf): Likewise.
15332 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15333 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15334 (mfhc1<mode>): Use "move_type" instead of "move".
15335 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15336 (loadgp_blockage): Remove the "length" attribute.
15337 (blockage, set_got_version, update_got_version): Likewise.
15338 (call_internal): Remove the "extended_mips16" attribute.
15339 (call_value_internal, call_value_multiple_internal): Likewise.
15340 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15342 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15343 the "length" attribute.
15345 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15347 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15348 -Wcast-qual warnings.
15349 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15350 handle_pragma_pop_macro): Likewise.
15351 * collect2.c (resolve_lib_name): Likewise.
15352 * config/arc/arc.c (arc_init): Likewise.
15353 * config/arm/arm.c (neon_builtin_compare,
15354 locate_neon_builtin_icode): Likewise.
15355 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15356 * config/bfin/bfin.c (bfin_init_machine_status,
15357 bfin_optimize_loop): Likewise.
15358 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15359 * config/cris/cris.c (cris_init_expanders): Likewise.
15360 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15361 * config/darwin.c (machopic_indirection_eq,
15362 machopic_indirection_name, machopic_output_indirection): Likewise.
15363 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15364 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15365 frv_optimize_membar): Likewise.
15366 * config/i386/cygwin.h (mingw_scan,
15367 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15368 * config/i386/cygwin1.c (mingw_scan): Likewise.
15369 * config/i386/i386.c (machopic_output_stub): Likewise.
15370 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15371 i386_pe_unique_section): Likewise.
15372 * config/ia64/ia64.c (ia64_init_machine_status,
15373 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15375 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15376 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15377 * config/m68k/m68k.c (m68k_handle_option,
15378 m68k_sched_md_init_global): Likewise.
15379 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15380 mcore_unique_section): Likewise.
15381 * config/mips/mips.c (mips_block_move_straight,
15382 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15384 * config/mmix/mmix.c (mmix_init_machine_status,
15385 mmix_encode_section_info): Likewise.
15386 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15387 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15388 print_operand_address, output_toc, redefine_groups,
15389 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15390 * config/s390/s390.c (s390_init_machine_status): Likewise.
15391 * config/score/score.c (score_block_move_straight,
15392 score_block_move_loop_body): Likewise.
15393 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15394 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15395 * emit-rtl.c (find_auto_inc): Likewise.
15396 * gcc.c (translate_options, process_command): Likewise.
15397 * reorg.c (dbr_schedule): Likewise.
15398 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15399 * xcoffout.c (xcoffout_declare_function): Likewise.
15401 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15403 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15404 ipa-pta working again.
15406 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15408 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15411 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15413 * config.gcc (powerpc*-*-*): Add new core e500mc.
15414 * config/rs6000/e500mc.md: New file.
15415 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15417 (rs6000_override_options): Add e500mc case to
15418 processor_target_table. Altivec and Spe options not allowed
15419 with e500mc. Add isel instruction to e500mc by
15420 default. Initialize rs6000_cost for e500mc.
15421 (rs6000_issue_rate): Set issue rate for e500mc.
15422 * config/rs6000/rs6000.h (processor_type): Add
15423 PROCESSOR_PPCE500MC.
15424 (ASM_CPU_SPEC): Add e500mc.
15425 Set TARGET_ISEL to rs6000_isel.
15426 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15427 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15428 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15430 * doc/invoke.texi: Add e500mc to list of cpus.
15432 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15435 * c-lex.c (lex_charconst): Initialize unsignedp.
15437 2008-06-27 Olivier Hainque <hainque@adacore.com>
15439 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15440 documented assumptions.
15442 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15444 * dwarf2out.c: Remove trailing white spaces. Break long line
15447 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15449 * libfuncs.h (LTI_synchronize): New libfunc_index.
15450 (synchronize_libfunc): Declare.
15451 * builtins.c (expand_builtin_synchronize): Consider using
15452 synchronize_libfunc before falling back on an asm blockage.
15453 * config/mips/mips.c: Include libfuncs.h
15454 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15456 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15458 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15459 parameter. Copy stack_reg to r11 where appropriate.
15460 (no_global_regs_above): Add gpr parameter.
15461 (rs6000_stack_info): Only add padding for SPE save area if we
15462 are saving SPE GPRs and CR.
15463 (saveres_routine_syms): New variable.
15464 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15466 (rs6000_savres_routine_sym): New function.
15467 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15469 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15470 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15471 Tweak FPR out-of-line saving.
15472 (rs6000_make_savres_rtx): New function.
15473 (rs6000_use_multiple_p): New function.
15474 (rs6000_savres_strategy): New function.
15475 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15476 out-of-line if appropriate.
15477 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15478 if we are optimizing for size.
15479 (GP_SAVE_INLINE): Define.
15480 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15481 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15482 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15483 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15484 (*save_fpregs_<mode>): Add use of r11.
15485 (*restore_gpregs_<mode>): New insn.
15486 (*return_and_restore_gpregs_<mode>): New insn.
15487 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15489 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15490 (*restore_gpregs_spe): New insn.
15491 (*return_and_restore_gpregs_spe): New insn.
15492 * config/rs6000/predicates.md (save_world_operation): Fix check.
15494 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15496 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15497 this point, so assert that.
15499 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15501 * cfganal.c: Include vec.h and vecprim.h.
15502 (compute_idf): Import from...
15503 * tree-into-ssa (compute_idf): ...here.
15504 * basic-block.h (compute_idf): Export.
15506 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15508 * c-decl.c (merge_decls): Use !current_function_decl to check for
15509 extern declaration of C99 inline function being at file scope.
15511 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15513 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15515 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15517 * alias.c (record_alias_subset, init_alias_analysis): Fix
15518 -Wc++-compat and/or -Wcast-qual warnings.
15519 * attribs.c (lookup_attribute_spec): Likewise.
15520 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15521 copy_bb, connect_traces,
15522 find_rarely_executed_basic_blocks_and_cr): Likewise.
15523 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15524 note_btr_set, migrate_btr_defs): Likewise.
15525 * builtins.c (result_vector, expand_builtin_memcpy,
15526 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15527 builtin_memset_read_str, expand_builtin_printf,
15528 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15530 * caller-save.c (mark_set_regs): Likewise.
15531 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15532 * cgraph.c (cgraph_edge): Likewise.
15533 * combine.c (likely_spilled_retval_1): Likewise.
15534 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15535 htab_counts_entry_del, get_coverage_counts): Likewise.
15536 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15537 new_cselib_val): Likewise.
15538 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15539 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15541 * df-core.c (df_compact_blocks): Likewise.
15542 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15543 * df-scan.c (df_grow_reg_info, df_ref_create,
15544 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15545 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15546 df_record_entry_block_defs, df_record_exit_block_uses,
15547 df_bb_verify): Likewise.
15548 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15549 DF_REF_EXTRACT_MODE_CONST): New.
15550 * dominance.c (get_immediate_dominator, get_dominated_by,
15551 nearest_common_dominator, root_of_dom_tree,
15552 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15553 -Wc++-compat and/or -Wcast-qual warnings.
15554 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15555 record_store, replace_read, check_mem_read_rtx, scan_insn,
15556 dse_step1, dse_record_singleton_alias_set): Likewise.
15557 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15559 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15561 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15562 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15563 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15564 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15565 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15566 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15567 file_name_acquire, output_file_names, add_const_value_attribute,
15568 premark_used_types_helper, file_table_eq, file_table_hash,
15569 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15570 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15571 -Wcast-qual warnings.
15572 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15573 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15574 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15575 gen_reg_rtx, start_sequence, init_emit): Likewise.
15576 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15577 * except.c (init_eh_for_function, gen_eh_region,
15578 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15579 arh_to_landing_pad, arh_to_label, add_action_record,
15580 add_call_site, switch_to_exception_section): Likewise.
15581 * expmed.c (synth_mult): Likewise.
15582 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15583 store_expr): Likewise.
15584 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15586 * function.c (assign_stack_temp_for_type,
15587 allocate_struct_function, match_asm_constraints_1): Likewise.
15588 * gcov-io.c (gcov_allocate): Likewise.
15589 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15590 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15591 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15592 record_one_set, insert_expr_in_table, insert_set_in_table,
15593 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15594 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15595 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15596 -Wcast-qual warnings.
15598 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15600 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15601 -Wcast-qual warnings.
15602 * gcc.c (process_command): Likewise.
15603 * genattrtab.c (oballoc): Use XOBNEW.
15604 (oballocvec): Define.
15605 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15606 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15607 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15608 -Wc++-compat and/or -Wcast-qual warnings.
15609 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15610 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15611 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15612 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15613 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15614 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15615 add_excls, process_presence_absence_names,
15616 process_presence_absence_patterns, add_presence_absence,
15617 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15618 get_free_state, add_arc, get_free_automata_list_el,
15619 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15620 transform_3, cache_presence, create_ainsns, create_automata,
15621 create_state_ainsn_table, dfa_insn_code_enlarge,
15622 output_trans_func, output_min_issue_delay_func,
15623 output_dead_lock_func, output_reset_func,
15624 output_get_cpu_unit_code_func, output_dfa_start_func,
15625 expand_automata): Likewise.
15626 * genextract.c (gen_insn): Likewise.
15627 * gengtype-lex.l: Likewise.
15628 * gengtype.c (read_input_list, adjust_field_type,
15629 process_gc_options): Likewise.
15630 * genoutput.c (note_constraint): Likewise.
15631 * genpreds.c (mangle, add_constraint): Likewise.
15632 * genrecog.c (process_define_predicate, new_decision,
15633 add_to_sequence): Likewise.
15634 * gensupport.c (record_insn_name): Likewise.
15636 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15638 * config/i386/driver-i386.c (detect_caches_amd,
15639 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15640 and/or -Wcast-qual warnings.
15641 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15642 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15643 gt_pch_save): Likewise.
15644 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15645 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15646 * global.c (compute_regsets): Likewise.
15647 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15648 finish_graph_dump_file): Likewise.
15649 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15650 unlink_bb_notes): Likewise.
15651 * integrate.c (get_hard_reg_initial_val): Likewise.
15652 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15653 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15654 * local-alloc.c (update_equiv_regs): Likewise.
15655 * loop-invariant.c (check_invariant_table_size,
15656 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15658 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15659 altered_reg_used, mark_altered): Likewise.
15660 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15661 insert_var_expansion_initialization,
15662 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15663 release_var_copies): Likewise.
15664 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15665 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15666 analyze_accesses_for_phi_node, check_var_notmodified_p,
15667 check_allocation_function, find_sites_in_func,
15668 record_all_accesses_in_func, transform_access_sites,
15669 transform_allocation_sites): Likewise.
15670 * omp-low.c (new_omp_region, create_omp_child_function_name,
15671 check_omp_nesting_restrictions, check_combined_parallel,
15672 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15673 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15674 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15675 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15677 * opts-common.c (prune_options): Likewise.
15678 * opts.c (add_input_filename, print_filtered_help,
15679 get_option_state): Likewise.
15680 * params.c (add_params): Likewise.
15681 * passes.c (set_pass_for_id, next_pass_1,
15682 do_per_function_toporder, pass_fini_dump_file): Likewise.
15683 * postreload.c (reload_cse_simplify_operands): Likewise.
15684 * predict.c (tree_predicted_by_p, tree_predict_edge,
15685 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15687 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15689 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15691 * recog.c (check_asm_operands, validate_change_1): Likewise.
15692 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15693 subst_asm_stack_regs): Likewise.
15694 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15695 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15696 * regmove.c (reg_is_remote_constant_p): Likewise.
15697 * regrename.c (regrename_optimize, scan_rtx_reg,
15698 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15700 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15701 regstat_compute_calls_crossed): Likewise.
15702 * reload1.c (init_reload, new_insn_chain,
15703 has_nonexceptional_receiver, reload, copy_reloads,
15704 calculate_needs_all_insns, init_elim_table): Likewise.
15705 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15706 * rtl.c (shallow_copy_rtx_stat): Likewise.
15707 * rtlanal.c (parms_set): Likewise.
15708 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15709 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15710 * sched-ebb.c (earliest_block_with_similiar_load,
15711 add_deps_for_risky_insns): Likewise.
15712 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15713 schedule_region): Likewise.
15714 * see.c (eq_descriptor_pre_extension,
15715 hash_descriptor_pre_extension, hash_del_pre_extension,
15716 eq_descriptor_properties, hash_descriptor_properties,
15717 hash_del_properties, see_seek_pre_extension_expr,
15718 see_initialize_data_structures, see_print_register_properties,
15719 see_print_pre_extension_expr, see_delete_merged_def_extension,
15720 see_delete_unmerged_def_extension, see_emit_use_extension,
15721 see_pre_delete_extension, see_map_extension, see_commit_changes,
15722 see_analyze_merged_def_local_prop,
15723 see_analyze_merged_def_local_prop,
15724 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15725 see_set_prop_merged_def, see_set_prop_unmerged_def,
15726 see_set_prop_unmerged_use, see_print_one_extension,
15727 see_merge_one_use_extension, see_merge_one_def_extension,
15728 see_store_reference_and_extension, see_update_uses_relevancy,
15729 see_update_defs_relevancy): Likewise.
15730 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15731 hash_statistics_free, curr_statistics_hash): Likewise.
15732 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15733 expand_asm_operands, expand_return, case_bit_test_cmp,
15734 expand_case): Likewise.
15735 * stor-layout.c (start_record_layout): Likewise.
15736 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15737 gt_pch_save_stringpool): Likewise.
15738 * tree-data-ref.c (hash_stmt_vertex_info,
15739 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15740 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15742 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15745 * config/i386/i386.md: Change constraints of HImode and QImode
15746 immediate operands from "i" to "n". Change SImode "ni" constraint to
15747 "i" and SImode "rmi" constraint to "g". Remove all constraints
15748 from const0_operand and const1_operand predicated operands.
15749 (i): Change QImode and HImode attribute from "i" to "n".
15750 (*subqi_2): Change HImode operands to QImode.
15753 2008-06-25 Olivier Hainque <hainque@adacore.com>
15755 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15758 2008-06-25 Richard Guenther <rguenther@suse.de>
15760 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15761 not overflow the result type.
15763 2008-06-25 Richard Guenther <rguenther@suse.de>
15765 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15766 (vn_lookup): Likewise.
15768 2008-06-25 Richard Guenther <rguenther@suse.de>
15770 PR tree-optimization/35518
15771 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15772 * tree-sra.c (instantiate_element): Use fold_build3 to build
15774 (try_instantiate_multiple_fields): Likewise.
15776 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15778 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15781 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15783 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15784 use_backchain_to_restore_sp to true
15785 if the offset of the link register save area would go over the 32k - 1
15786 offset limit of the load
15789 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15791 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15792 anchor for the type-punning blurb. Cross-reference "Structures
15793 unions enumerations and bit-fields implementation". Provide a
15794 cast-through-pointer example. Make final sentence self-contained.
15795 * doc/implement-c.texi (Structures unions enumerations and
15796 bit-fields implementation): Cross-reference the type-punning blurb
15797 in the -fstrict-aliasing documentation.
15799 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15801 PR middle-end/36594
15802 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15803 the memory instead of the memory itself for the save area.
15805 2008-06-24 Olivier Hainque <hainque@adacore.com>
15806 Nicolas Roche <roche@adacore.com>
15808 * gengtype.c (srcdir_len): size_t instead of int.
15809 (get_file_realbasename): New function. For F a filename, the real
15810 basename of F, with all the path components stripped.
15811 (get_file_srcdir_relative_path): New function. For F a filename, the
15812 relative path to F from $(srcdir).
15813 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15814 get_file_realbasename. Adjust the head comment.
15815 (get_prefix_langdir_index): New function. For F a filename, return the
15816 lang_dir_names[] relative index of the language directory that is
15818 (get_file_langdir): For F a filename, return the name of the language
15819 directory where F is located.
15820 (get_file_gtfilename): New function. The gt- output file name for an
15822 (get_output_file_with_visibility): Replace in-line computations with
15823 uses of get_file_gtfilename and get_prefix_langdir_index.
15824 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15826 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15828 PR tree-optimization/36504
15829 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15830 references without base address.
15832 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15834 PR middle-end/36584
15835 * calls.c (expand_call): Increase alignment for recursive functions.
15837 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15839 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15840 (TARGET_FUNCTION_VALUE): New define.
15841 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15842 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15844 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15846 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15847 (fmod<mode>3): Ditto.
15848 (remainderxf3): Ditto.
15849 (remainder<mode>3): Ditto.
15851 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15854 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15855 REG is a hard register.
15857 PR tree-optimization/36508
15858 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15859 499, don't check it at all in release compilers.
15861 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15863 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15864 together with SSE_TARGET_MATH to disable insn pattern.
15865 (*fop_<MODEF:mode>_2_i387): Ditto.
15866 (*fop_<MODEF:mode>_3_i387): Ditto.
15868 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15870 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15872 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15874 PR middle-end/34906
15875 * gimplify.c (gimplify_asm_expr): Check the return code of
15876 parse_output_constraint call, set function return and is_inout
15877 value if it failed.
15879 2008-06-22 Ian Lance Taylor <iant@google.com>
15881 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15882 (narrowest_signed_type): Likewise.
15883 * c-typeck.c (c_common_type): Change local variable mclass to enum
15885 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15886 tcc_comparison, not the tree code itself.
15887 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15888 (c_expand_expr): Cast modifier to enum expand_modifier.
15889 * c-common.h (C_RID_CODE): Add casts.
15890 (C_SET_RID_CODE): Define.
15891 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15892 (c_lex_one_token): Add cast to avoid warning.
15893 (c_parser_objc_type_name): Rename local typename to type_name.
15894 (check_no_duplicate_clause): Change code parameter to enum
15896 (c_parser_omp_var_list_parens): Change kind parameter to enum
15898 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15899 c_parser_omp_list_var_parens.
15900 (c_parser_omp_threadprivate): Likewise.
15901 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15902 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15903 * c-format.c (NO_FMT): Define.
15904 (printf_length_specs): Use NO_FMT.
15905 (asm_fprintf_length_specs): Likewise.
15906 (gcc_diag_length_specs): Likewise.
15907 (scanf_length_specs): Likewise.
15908 (strfmon_length_specs): Likewise.
15909 (gcc_gfc_length_specs): Likewise.
15910 (printf_flag_specs): Change 0 to STD_C89.
15911 (asm_fprintf_flag_specs): Likewise.
15912 (gcc_diag_flag_specs): Likewise.
15913 (gcc_cxxdiag_flag_specs): Likewise.
15914 (scanf_flag_specs): Likewise.
15915 (strftime_flag_specs): Likewise.
15916 (strfmon_flag_specs): Likewise.
15917 (print_char_table): Likewise.
15918 (asm_fprintf_char_table): Likewise.
15919 (gcc_diag_char_table): Likewise.
15920 (gcc_tdiag_char_table): Likewise.
15921 (gcc_cdiag_char_table): Likewise.
15922 (gcc_cxxdiag_char_table): Likewise.
15923 (gcc_gfc_char_table): Likewise.
15924 (scan_char_table): Likewise.
15925 (time_char_table): Likewis.
15926 (monetary_char_table): Likewise.
15927 * c-format.h (BADLEN): Likewise.
15929 2008-06-21 Ian Lance Taylor <iant@google.com>
15931 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15932 Define END_OF_BASE_TREE_CODES around inclusion.
15933 * tree.c (tree_code_type): New global array.
15934 (tree_code_length, tree_code_name): Likewise.
15935 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15936 $(lang_tree_files).
15937 (all-tree.def, s-alltree): New targets.
15938 (gencheck.h, s-gencheck): Remove.
15939 (tree.o): Depend upon all-tree.def.
15940 (build/gencheck.o): Remove gencheck.h dependency.
15941 (mostlyclean): Don't remove gencheck.h.
15942 * c-common.h (enum c_tree_code): Remove.
15943 * c-lang.c (tree_code_type): Remove.
15944 (tree_code_length, tree_code_name): Remove.
15945 * gencheck.c (tree_codes): Include all-tree.def, rather than
15946 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15948 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15950 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15951 (operator_name_info): Size to MAX_TREE_CODES.
15952 (assignment_operator_name_info): Likewise.
15953 * cp/cp-lang.c (tree_code_type): Remove.
15954 (tree_code_length, tree_code_name): Remove.
15955 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15956 (assignment_operator_name_info): Likewise.
15957 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15959 * cp/mangle.c (write_expression): Likewise.
15960 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15961 * fortran/f95-lang.c (tree_code_type): Remove.
15962 (tree_code_length, tree_code_name): Remove.
15963 * java/java-tree.h (enum java_tree_code): Remove.
15964 * java/lang.c (tree_code_type): Remove.
15965 (tree_code_length, tree_code_name): Remove.
15966 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15967 * objc/objc-act.h (enum objc_tree_code): Remove.
15968 * objc/objc-lang.c (tree_code_type): Remove.
15969 (tree_code_length, tree_code_name): Remove.
15970 * objcp/objcp-lang.c (tree_code_type): Remove.
15971 (tree_code_length, tree_code_name): Remove.
15972 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15973 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15974 * ada/misc.c (tree_code_type): Remove.
15975 (tree_code_length, tree_code_name): Remove.
15977 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15979 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15980 the grand_bitmap_obstack.
15982 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15984 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15985 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15986 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15987 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15988 move_stmt_r, new_label_mapper): Likewise.
15989 * tree-complex.c (cvc_lookup): Likewise.
15990 * tree-dfa.c (create_function_ann): Likewise.
15991 * tree-dump.c (dump_register): Likewise.
15992 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15993 find_phi_replacement_condition): Likewise.
15994 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15995 tree_function_versioning): Likewise.
15996 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15997 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15998 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15999 get_nonlocal_debug_decl, convert_nonlocal_reference,
16000 convert_nonlocal_omp_clauses, get_local_debug_decl,
16001 convert_local_reference, convert_local_omp_clauses,
16002 convert_nl_goto_reference, convert_nl_goto_receiver,
16003 convert_tramp_reference, convert_call_expr): Likewise.
16004 * tree-outof-ssa.c (contains_tree_r): Likewise.
16005 * tree-parloops.c (reduction_phi, initialize_reductions,
16006 eliminate_local_variables_1, add_field_for_reduction,
16007 add_field_for_name, create_phi_for_local_result,
16008 create_call_for_reduction_1, create_loads_for_reductions,
16009 create_stores_for_reduction, create_loads_and_stores_for_name):
16011 * tree-phinodes.c (allocate_phi_node): Likewise.
16012 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16013 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16014 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16015 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16016 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16017 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16018 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16019 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16020 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16021 vn_nary_op_insert): Likewise.
16022 * tree-ssa.c (redirect_edge_var_map_add,
16023 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16024 * tree-vectorizer.c (vectorize_loops): Likewise.
16025 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16026 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16027 tree_cons_stat, build1_stat, build_variant_type_copy,
16028 decl_init_priority_lookup, decl_fini_priority_lookup,
16029 decl_priority_info, decl_restrict_base_lookup,
16030 decl_restrict_base_insert, decl_debug_expr_lookup,
16031 decl_debug_expr_insert, decl_value_expr_lookup,
16032 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16033 type_hash_add, get_file_function_name, tree_check_failed,
16034 tree_not_check_failed, tree_range_check_failed,
16035 omp_clause_range_check_failed, build_omp_clause,
16036 build_vl_exp_stat): Likewise.
16037 * value-prof.c (gimple_histogram_value,
16038 gimple_duplicate_stmt_histograms): Likewise.
16039 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16040 unshare_variable, variable_union_info_cmp_pos, variable_union,
16041 dataflow_set_different_1, dataflow_set_different_2,
16042 vt_find_locations, variable_was_changed, set_variable_part,
16043 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16044 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16045 section_entry_hash, object_block_entry_eq,
16046 object_block_entry_hash, create_block_symbol,
16047 initialize_cold_section_name, default_function_rodata_section,
16048 strip_reg_name, set_user_assembler_name, const_desc_eq,
16049 build_constant_desc, output_constant_def, lookup_constant_def,
16050 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16051 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16052 default_internal_label): Likewise.
16053 * varray.c (varray_init, varray_grow): Likewise.
16054 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16056 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16058 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16059 operators for "test" insn. Macroize insn using SWI mode macro.
16060 (*jcc_fused_2): Ditto.
16061 (*jcc_fused_3): Macroize insn using SWI mode macro.
16062 (*jcc_fused_4): Ditto.
16064 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16066 * tree-ssa-pre.c: Fix typo in comment.
16067 (init_antic, fini_antic): Add explicit funtions for
16068 initializing and deinitializing ANTIC and AVAIL sets.
16069 (create_expression_by_pieces): Fix typo in comment.
16070 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16071 (execute_pre): Eventually dump details about ANTIC_IN.
16073 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16075 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16076 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16077 add_to_obstack, file_at_path, find_a_file, execute,
16078 add_preprocessor_option, add_assembler_option, add_linker_option,
16079 process_command, insert_wrapper, do_option_spec, do_self_spec,
16080 spec_path, do_spec_1, is_directory, main, used_arg,
16081 getenv_spec_function): Likewise.
16082 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16083 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16086 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16088 * doc/rtl.texi: Updated subreg section.
16090 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16093 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16094 node->needed and node->reachable.
16095 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16096 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16097 (expand_task_call): Don't call expand_task_copyfn.
16098 (expand_task_copyfn): Renamed to...
16099 (finalize_task_copyfn): ... this.
16101 2008-06-19 Jan Hubicka <jh@suse.cz>
16103 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16104 clobbering framepointer.
16106 2008-06-19 Jan Hubicka <jh@suse.cz>
16108 * tree-optimize.c (execute_early_local_optimizations): Set
16109 cgraph_state only at first invocation.
16111 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16113 * system.h (-Wc++-compat): Activate as a warning, no an error.
16115 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16118 instead of "#" in insn asm template.
16119 (*jcc_fused_2): Ditto.
16121 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16123 * config/i386/i386.h (ix86_tune_indices)
16124 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16125 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16126 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16127 (*jcc_fused_2): Ditto.
16128 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16129 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16130 (print operand): Handle 'E' and 'e' code.
16132 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16134 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16135 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16136 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16138 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16140 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16142 (cgraph_expand_function): Use local copy of decl.
16143 (cgraph_expand_all_functions): Remove redundant initialization of
16145 (cgraph_optimize): Reword internal_error message.
16147 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16149 * arm-protos.h (arm_return_in_memory): Remove public
16150 arm_return_in_memory() prototype.
16151 * arm.c (arm_return_in_memory): Add static prototype, add target
16152 hook macro, change definition and comments.
16153 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16155 2008-06-19 Ben Elliston <bje@au.ibm.com>
16157 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16158 real.c: Remove references to IEEE 754R.
16159 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16160 * doc/libgcc.texi (Decimal float library routines): Likewise.
16162 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16164 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16165 (default_unwind_word_mode): Add prototype.
16166 * targhooks.c (default_unwind_word_mode): New function.
16167 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16168 instead of word_mode.
16169 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16170 (TARGET_INITIALIZER): Use it.
16172 * c-common.c (handle_mode_attribute): Support "unwind_word"
16174 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16176 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16177 word_mode to access SjLj_Function_Context member "data".
16178 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16179 conversion from targetm.eh_return_filter_mode () to
16180 targetm.unwind_word_mode () if they differ.
16182 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16183 (BT_FN_UNWINDWORD_PTR): New function type.
16184 (BT_FN_WORD_PTR): Remove.
16185 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16186 * except.c (expand_builtin_extend_pointer): Convert pointer to
16187 targetm.unwind_word_mode () instead of word_mode.
16189 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16190 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16191 (spu_unwind_word_mode): New function.
16192 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16193 (TARGET_UNWIND_WORD_MODE): Define.
16194 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16196 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16198 * config/spu/spu.c (reg_align): Remove.
16199 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16200 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16201 (spu_split_store): Likewise.
16203 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16205 * gcc/tree-vn.c: Fix typo in comment.
16207 2008-06-18 Jan Hubicka <jh@suse.cz>
16209 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16210 toplevel reorder too.
16212 2008-06-18 Jan Hubicka <jh@suse.cz>
16214 * c-opts.c (c_common_post_options): PCH is not compatible with
16216 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16217 -fno-toplevel-reorder by default now.
16219 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16221 PR documentation/30739
16222 * doc/install.texi (Prerequisites): Document dependency on awk.
16224 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16225 Ian Lance Taylor <iant@google.com>
16227 PR rtl-optimization/35604
16228 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16229 only want to change jump destinations, not eventual label comparisons.
16231 2008-06-16 Jan Hubicka <jh@suse.cz>
16233 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16235 (cgraph_analyze_function): Likewise.
16237 2008-06-16 Jan Hubicka <jh@suse.cz>
16239 * cgraph.h (cgraph_mark_if_needed): New function.
16240 * cgraphunit.c (cgraph_mark_if_needed): New function.
16241 * c-decl.c (duplicate_decl): Use it.
16243 2008-06-16 Jan Hubicka <jh@suse.cz>
16245 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16248 2008-06-16 Jan Hubicka <jh@suse.cz>
16250 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16252 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16253 Kazu Hirata <kazu@codesourcery.com>
16254 Maxim Kuvyrkov <maxim@codesourcery.com
16256 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16257 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16258 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16259 EXTRA_SPEC_FUNCTIONS.
16260 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16261 (DRIVER_SELF_SPECS): Adjust.
16262 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16263 * config/mips/st.h, config/mips/t-st: New.
16264 * config/mips/driver-native.c, config/mips/x-native: New.
16265 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16268 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16270 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16272 (ISA_HAS_FP_CONDMOVE): New macro.
16273 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16274 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16275 (ISA_HAS_NMADD3_NMSUB3): New macro.
16276 * config/mips/mips.c (mips_rtx_costs): Update.
16277 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16278 compiling for ST Loongson 2E/2F.
16279 (madd<mode>): Rename to madd4<mode>. Update.
16280 (madd3<mode>): New pattern.
16281 (msub<mode>): Rename to msub4<mode>. Update.
16282 (msub3<mode>): New pattern.
16283 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16284 (nmadd3<mode>): New pattern.
16285 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16286 (nmadd3<mode>_fastmath): New pattern.
16287 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16288 (nmsub3<mode>): New pattern.
16289 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16290 (nmsub3<mode>_fastmath): New pattern.
16291 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16293 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16295 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16296 (DF_REF_INSN_INFO): New.
16297 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16298 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16299 with a NULL DF_REF_INSN_INFO.
16300 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16302 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16303 DF_INSN_INFO_EQ_USES): New.
16304 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16305 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16306 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16307 * df-core.c: Update comment for above changes.
16308 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16309 DF_INSN_UID_* macros.
16310 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16311 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16312 insn rtx. Update all callers.
16313 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16314 df_ref_create_structure, df_insn_refs_collect): Likewise.
16315 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16316 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16317 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16318 macros to access the insn refs.
16319 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16320 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16321 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16322 for accessing the refs.
16323 (try_fwprop_subst): Likewise.
16324 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16325 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16326 for accessing the refs.
16327 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16328 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16329 to look at the insn refs.
16330 (record_uses): Likewise.
16331 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16333 (mark_artificial_uses): Don't mark_insn for artificial refs.
16334 (mark_reg_rependencies): Likewise.
16336 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16338 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16340 * configure: Regenerate.
16342 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16344 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16345 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16346 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16348 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16350 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16351 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16352 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16354 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16356 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16357 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16358 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16360 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16362 * tree-ssa-sccvn.c: Fix format of comments.
16364 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16366 * cgraph.c: Remove unneeded forward declarations of eq_node()
16369 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16371 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16373 (see_update_relevancy): Likewise.
16374 * fwprop.c (try_fwprop_subst): Likewise.
16375 * rtlanal.c (noop_move_p): Likewise.
16376 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16377 notes to non-existing libcall blocks.
16378 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16380 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16381 (dead_libcall_p): Remove.
16382 (delete_trivially_dead_insns): Don't use it.
16383 * web.c (union_defs): Remove comment about keeping nops.
16384 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16385 (compute_hash_table_work): Don't track libcall notes.
16386 (do_local_cprop): Don't take libcall pointers. Don't update
16388 (adjust_libcall_notes): Deleted.
16389 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16390 ever have existed in the first place).
16391 (replace_store_insn): Don't try to remove libcall notes.
16392 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16393 (resolve_reg_notes): Don't call them.
16394 (resolve_simple_move): Likewise.
16395 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16396 Don't remove REG_RETVAL notes.
16397 * emit-rtl.c (try_split): Don't update libcall notes.
16398 (emit_copy_of_insn_after): Dito.
16399 * cselib.c (cselib_current_insn_in_libcall): Remove.
16400 (cselib_process_insn): Don't set/clear it.
16401 (new_elt_loc_list): Don't record it.
16402 (cselib_init): Don't initialize it.
16403 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16404 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16406 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16407 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16408 (init_deps): Don't initialize it.
16409 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16410 * combine.c (delete_noop_moves): Don't update libcall notes.
16411 (can_combine_p): Remove now pointless #if 0 block.
16412 (try_combine): Remove another obsolete #if 0 block.
16413 (distribute_notes): Don't distribute libcall notes.
16414 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16415 * dce.c (libcall_dead_p): Remove.
16416 (delete_unmarked_insns): Don't handle libcall blocks.
16417 (preserve_libcall_for_dce): Remove.
16418 (prescan_insns_for_dce): Don't special-case libcall block insns.
16419 * reload1 (reload): Don't handle libcall notes.
16420 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16423 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16425 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16426 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16427 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16429 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16431 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16432 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16433 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16435 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16437 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16439 2008-06-16 Ira Rosen <irar@il.ibm.com>
16441 PR tree-optimization/36493
16442 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16443 the arguments list. Use VECTYPE to create vector pointer.
16444 (vectorizable_store): Fail if accesses through a pointer to vectype
16445 do not alias the original memory reference operands.
16446 Call vect_create_data_ref_ptr without the removed argument.
16447 (vectorizable_load): Likewise.
16448 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16451 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16454 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16455 reg_equiv_constant.
16457 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16459 * config/mips/loongson2ef.md: New file.
16460 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16461 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16462 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16463 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16464 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16466 (loongson2ef.md): New include.
16467 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16468 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16469 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16470 (loongson_gt_<mode>, loongson_extract_halfword)
16471 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16472 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16473 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16474 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16475 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16476 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16477 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16478 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16479 (vec_interleave_low<mode>): Define type attribute.
16480 * config/mips/mips.c (mips_ls2): New static variable.
16481 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16482 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16483 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16484 Implement target scheduling hooks.
16485 (mips_multipass_dfa_lookahead): Update to handle tuning for
16487 (mips_sched_init): Initialize data for Loongson scheduling.
16488 (mips_ls2_variable_issue): New static function.
16489 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16491 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16492 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16493 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16494 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16495 Handle ST Loongson 2E/2F cores.
16496 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16498 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16500 * omp-low.c (extract_omp_for_data): Fix comment typo.
16503 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16505 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16506 FIXME note about gcc/config.guess.
16507 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16508 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16509 * doc/cppopts.texi: Likewise.
16510 * doc/extend.texi: Likewise.
16511 * doc/gcc.texi: Likewise.
16512 * doc/gccint.texi: Likewise.
16513 * doc/gcov.texi: Likewise.
16514 * doc/gty.texi: Likewise.
16515 * doc/hostconfig.texi: Likewise.
16516 * doc/install.texi: Likewise.
16517 * doc/invoke.texi: Likewise.
16518 * doc/loop.texi: Likewise.
16519 * doc/makefile.texi: Likewise.
16520 * doc/md.texi: Likewise.
16521 * doc/passes.texi: Likewise.
16522 * doc/tm.texi: Likewise.
16523 * doc/tree-ssa.texi: Likewise.
16524 * doc/trouble.texi: Likewise.
16526 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16527 Nathan Sidwell <nathan@codesourcery.com>
16528 Maxim Kuvyrkov <maxim@codesourcery.com>
16529 Richard Sandiford <rdsandiford@googlemail.com>
16531 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16532 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16533 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16535 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16536 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16537 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16539 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16540 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16541 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16542 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16543 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16544 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16545 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16546 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16547 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16548 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16549 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16550 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16551 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16552 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16553 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16554 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16555 (mips_builtins): Add Loongson builtins.
16556 (mips_loongson_2ef_bdesc): New.
16557 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16558 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16559 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16560 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16562 (mips_expand_vector_init): New.
16563 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16564 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16566 * config/mips/mips.md: Add unspec numbers for Loongson
16567 builtins. Include loongson.md.
16568 (MOVE64): Include Loongson vector modes.
16569 (SPLITF): Include Loongson vector modes.
16570 (HALFMODE): Handle Loongson vector modes.
16571 * config/mips/loongson.md: New.
16572 * config/mips/loongson.h: New.
16573 * config.gcc: Add loongson.h header for mips*-*-* targets.
16574 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16576 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16578 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16579 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16580 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16581 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16582 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16583 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16584 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16585 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16586 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16587 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16588 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16589 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16590 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16591 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16592 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16593 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16594 Remove use_fixproto=yes.
16595 (ia64*-*-hpux*): Remove comment about using fixproto.
16596 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16598 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16600 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16602 * configure: Regenerate.
16604 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16606 PR middle-end/36520
16607 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16608 before evaluating it.
16610 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16613 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16614 nested inline functions.
16615 (start_decl, start_function): Don't invert DECL_EXTERNAL
16616 for nested inline functions.
16618 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16620 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16621 splits that must be made for correctness.
16623 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16625 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16626 (AVAIL_NON_MIPS16): Likewise.
16627 (mips_builtin_description): Replace target_flags with a predicate.
16628 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16629 (dspr2_32): New availability predicates.
16630 (MIPS_BUILTIN): New macro.
16631 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16632 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16633 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16634 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16635 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16636 (mips_dsp_32only_bdesc): Merge into...
16637 (mips_builtins): ...this new array.
16638 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16639 (mips_init_builtins): Update after above changes.
16640 (mips_expand_builtin_1): Merge into...
16641 (mips_expand_builtin): ...here and update after above changes.
16643 2008-06-12 Paul Brook <paul@codesourcery.com>
16645 * longlong.h (__arm__): Define count_leading_zeros.
16646 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16647 (clzsi2, clzdi2): New functions.
16648 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16649 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16650 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16651 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16652 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16653 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16654 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16655 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16656 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16657 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16659 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16661 * config/m68k/m68k.c (m68k_tune_flags): New.
16662 (override_options): Compute m68k_tune_flags.
16663 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16664 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16666 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16668 PR middle-end/36506
16669 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16671 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16673 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16674 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16676 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16678 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16679 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16681 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16683 PR middle-end/36506
16684 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16687 2008-06-12 Richard Guenther <rguenther@suse.de>
16689 PR tree-optimization/36345
16690 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16691 add memory_tag_needed flag.
16692 (may_alias_p): Declare.
16693 * tree-ssa-alias.c (may_alias_p): Export.
16694 (set_initial_properties): Use memory_tag_needed flag.
16695 (update_reference_counts): Likewise.
16696 (reset_alias_info): Reset memory_tag_needed flag.
16697 (create_name_tags): Check memory_tag_needed flag.
16698 (dump_points_to_info_for): Dump it.
16699 * tree-ssa-structalias.c (struct variable_info): Remove
16700 directly_dereferenced flag.
16701 (new_var_info): Do not initialize it.
16702 (process_constraint_1): Do not set it.
16703 (update_alias_info): Set is_dereferenced flag.
16704 (set_uids_in_ptset): Use may_alias_p.
16705 (set_used_smts): Check memory_tag_needed flag.
16706 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16707 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16708 memory_tag_needed flag.
16709 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16710 from broken design.
16712 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16714 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16715 red zone for w64 abi.
16716 (ix86_expand_prologue): Likewise.
16717 (ix86_force_to_memory): Likewise.
16718 (ix86_free_from_memory): Likewise.
16720 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16723 * config/rs6000/rs6000.c (rs6000_override_options): Set
16724 rs6000_isel conditionally to the absence of comand line override.
16725 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16726 Remove duplicate rs6000_isel setting.
16727 * config/rs6000/eabispe.h: Ditto.
16729 2008-06-11 Richard Guenther <rguenther@suse.de>
16731 * alias.c (get_alias_set): Use the element alias-set for arrays.
16732 (record_component_aliases): For arrays and vectors do nothing.
16733 * c-common.c (strict_aliasing_warning): Handle the cases
16734 of alias set zero explicitly.
16735 * Makefile.in (dfp.o-warn): Add -Wno-error.
16737 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16739 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16741 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16742 tune_32 tune_64 to supported_defaults. Allow values not
16743 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16744 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16745 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16746 with_cpu_64 to generic for 64-bit-supporting configurations, not
16747 with_cpu. Remove FIXMEs.
16748 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16749 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16750 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16751 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16752 arch_32 and arch_64.
16754 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16755 Olivier Hainque <hainque@adacore.com>
16757 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16758 Use DECL_SIZE_UNIT to retrieve the size of the field.
16760 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16762 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16763 with function calls after declarations. Lay out
16764 neon_float_type_node before further use.
16766 2008-06-11 Richard Guenther <rguenther@suse.de>
16768 * tree-flow.h (may_point_to_global_var): Declare.
16769 * tree-ssa-alias.c (may_point_to_global_var): New function.
16770 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16772 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16774 * configure.ac: Teach that fido supports .debug_line.
16775 * configure: Regenerate.
16777 2008-06-10 Tom Tromey <tromey@redhat.com>
16779 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16782 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16784 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16785 (encode_decimal64, decode_decimal64, encode_decimal128,
16786 decode_decimal128): Reverse order of 32-bit parts of value if host
16787 and target endianness differ.
16789 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16791 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16792 Avoid division by 0.
16793 (tree_mod_pow2_value_transform): Likewise.
16794 (tree_ic_transform): Likewise.
16795 (tree_stringops_transform): Likewise.
16796 (tree_mod_subtract_transform): Likewise.
16797 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16798 (copy_edges_for_bb): Likewise.
16799 (initialize_cfun): Likewise.
16801 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16804 nonmemory_operand. Add "N" operand constraint.
16806 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16807 (*jcc_btsi_mask): Ditto.
16808 (*jcc_btsi_mask_1): Ditto.
16810 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16812 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16813 TYPE_CANONICAL for copied element type.
16815 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16818 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16819 Add m_CORE2 and m_GENERIC.
16820 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16821 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16823 (*jcc_btdi_rex64): New instruction and split pattern.
16824 (*jcc_btsi): Ditto.
16825 (*jcc_btsi_1): Ditto.
16826 (*btsq): Fix Intel asm dialect operand order.
16830 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16832 PR middle-end/36447
16833 * simplify-rtx.c (simplify_subreg): Add check for shift count
16836 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16838 * doc/md.texi: Synchronize with later constraints.md change.
16839 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16840 with a C implementation.
16841 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16843 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16844 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16845 when moving to and from MD_REGNUM.
16846 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16847 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16848 Handle byte and halfword moves.
16849 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16851 * config/mips/constraints.md (h): Turn into NO_REGS.
16852 (l, x): Update documentation.
16853 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16854 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16855 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16856 (HILO): New mode iterator.
16858 (any_div): New code iterator.
16859 (u): Extend code attribute to div and udiv.
16860 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16861 d_operand in the splitters. Remove redundant CONST_INT checks.
16862 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16863 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16864 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16865 accordingly, using normal moves instead of unspecs to move LO into
16866 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16867 (<u>mulsidi3): Handle expansion in C code.
16868 (<u>mulsidi3_32bit_internal): Rename to...
16869 (<u>mulsidi3_32bit): ...this.
16870 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16871 (*<u>mulsidi3_64bit): Rename to...
16872 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16873 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16874 to set LO and HI to the multiplication result. Use a normal move
16875 for MFLO and an unspec for MFHI.
16876 (*<u>mulsidi3_64bit_parts): Replace with...
16877 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16878 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16879 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16880 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16881 instead of HI. Split the instruction into a separate multiplication
16882 and MFHI if !TARGET_FIX_R4000.
16883 (<su>muldi3_highpart): Likewise.
16884 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16885 and the "=h" clobber.
16886 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16887 (<u>mulditi3): New expander.
16888 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16889 (madsi): Remove "=h" clobber.
16890 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16891 Force the modulus result to be a GPR and split the instruction into
16892 a division followed by an MFHI after reload.
16893 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16894 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16895 the MIPS16 HIGH define_split.
16896 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16897 of acc<->gpr moves to "multi".
16898 (*movdi_64bit): Replace the single "x" alternative with
16899 alternatives for moving into and out of "a".
16900 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16901 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16902 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16903 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16904 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16905 (movti): New expander.
16906 (*movti, *movti_mips16): New insns.
16907 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16908 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16909 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16910 * config/mips/predicates.md (fpr_operand): Delete.
16911 (d_operand): New predicate.
16913 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16915 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16916 failure on some Bourne shells.
16917 (x86_64-*-*): Ditto.
16919 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16921 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16923 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16925 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16926 (sparc-sun-solaris2*): Likewise.
16928 2008-06-09 Arnaud Charlet <charlet@adacore.com
16930 * doc/install.texi: Update requirements to build the Ada compiler.
16932 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16934 * df-scan.c (struct df_scan_problem_data): Remove the
16935 mw_link_pool alloc pool.
16936 (df_scan_free_internal): Don't free it.
16937 (df_scan_alloc): Don't allocate it.
16938 * df.h (struct df_link): Update comment.
16940 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16942 * except.h: Correct checks for when SJLJ exceptions must be used.
16944 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16946 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16949 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16951 PR tree-optimization/36218
16952 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16953 configure for the build system.
16954 (BUILD_LDFLAGS): Define.
16955 * configure: Regenerate.
16956 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16958 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16961 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16962 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16963 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16965 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16967 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16969 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16971 * config.gcc (Obsolete configurations): Remove list of
16973 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16974 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16975 targets matched by those patterns.
16976 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16977 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16978 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16979 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16980 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16981 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16982 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16983 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16984 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16985 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16986 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16987 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16988 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16989 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16990 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16991 Make code for Solaris 7 and greater unconditional for Solaris.
16992 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16993 Remove --with-* handling.
16994 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16995 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16996 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16997 LINK_OS_WINDISS_SPEC): Remove.
16998 * config/rs6000/sysv4.opt (mwindiss): Remove.
16999 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17000 * configure: Regenerate.
17001 * doc/cpp.texi: Don't mention BeOS.
17002 * doc/extend.texi (interrupt): Don't mention MS1.
17003 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17004 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17005 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17006 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17007 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17009 * doc/invoke.texi (MT Options): Remove.
17010 (-mwindiss): Remove.
17011 (CRIS Options): Remove cris-axis-aout references.
17012 (HPPA Options): Don't mention hppa1.1-*-pro.
17013 * doc/md.texi (MorphoTech family): Remove.
17014 * libgcc2.c: Don't handle UWIN.
17015 * config/alpha/t-unicosmk: Remove.
17016 * config/alpha/unicosmk.h: Remove.
17017 * config/arm/kaos-arm.h: Remove.
17018 * config/arm/kaos-strongarm.h: Remove.
17019 * config/arm/strongarm-coff.h: Remove.
17020 * config/arm/strongarm-elf.h: Remove.
17021 * config/arm/strongarm-pe.h: Remove.
17022 * config/arm/t-strongarm-pe: Remove.
17023 * config/arm/t-xscale-coff: Remove.
17024 * config/arm/t-xscale-elf: Remove.
17025 * config/arm/xscale-coff.h: Remove.
17026 * config/arm/xscale-elf.h: Remove.
17027 * config/chorus.h: Remove.
17028 * config/cris/aout.h: Remove.
17029 * config/cris/aout.opt: Remove.
17030 * config/cris/t-aout: Remove.
17031 * config/i386/beos-elf.h: Remove.
17032 * config/i386/kaos-i386.h: Remove.
17033 * config/i386/ptx4-i.h: Remove.
17034 * config/i386/sco5.h: Remove.
17035 * config/i386/sco5.opt: Remove.
17036 * config/i386/sysv4-cpp.h: Remove.
17037 * config/i386/sysv5.h: Remove.
17038 * config/i386/t-beos: Remove.
17039 * config/i386/t-sco5: Remove.
17040 * config/i386/t-uwin: Remove.
17041 * config/i386/uwin.asm: Remove.
17042 * config/i386/uwin.h: Remove.
17043 * config/kaos.h: Remove.
17044 * config/mips/windiss.h: Remove.
17045 * config/mt: Remove directory.
17046 * config/pa/pa-osf.h: Remove.
17047 * config/pa/pa-pro-end.h: Remove.
17048 * config/pa/t-pro: Remove.
17049 * config/ptx4.h: Remove.
17050 * config/rs6000/beos.h: Remove.
17051 * config/rs6000/kaos-ppc.h: Remove.
17052 * config/rs6000/t-beos: Remove.
17053 * config/rs6000/windiss.h: Remove.
17054 * config/sh/kaos-sh.h: Remove.
17055 * config/sol2-6.h: Remove.
17056 * config/sparc/sol26-sld.h: Remove.
17057 * config/sparc/sysv4-only.h: Remove.
17058 * config/vax/bsd.h: Remove.
17059 * config/vax/t-memfuncs: Remove.
17060 * config/vax/ultrix.h: Remove.
17061 * config/vax/vaxv.h: Remove.
17062 * config/windiss.h: Remove.
17064 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17066 PR rtl-optimization/36438
17067 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17068 for vector shifts with constant scalar shift operands.
17070 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17072 * doc/invoke.texi: Document -march=xlr.
17073 * config/mips/xlr.md: New file.
17074 * config/mips/mips.md: Include it.
17076 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17077 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17078 (mips_rtx_cost_data): Likewise.
17080 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17082 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17083 PRE_INC and PRE_DEC cases.
17085 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17087 PR rtl-optimization/36419
17088 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17089 the emitting jump insn.
17092 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17093 is not bool, boolify the whole *expr_p and convert to the desired type.
17095 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17097 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17098 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17099 Add omp_private_outer_ref hook, add another argument to
17100 omp_clause_default_ctor hook.
17101 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17102 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17103 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17104 hook_tree_tree_tree_tree_null.
17105 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17106 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17107 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17108 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17109 * tree.def (OMP_TASK): New tree code.
17110 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17111 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17112 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17113 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17114 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17115 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17116 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17117 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17118 (OMP_DIRECTIVE_P): Add OMP_TASK.
17119 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17120 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17121 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17122 and OMP_CLAUSE_UNTIED entries.
17123 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17125 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17126 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17127 * tree-pretty-print.c (dump_omp_clause): Handle
17128 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17129 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17130 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17131 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17132 warning about unsigned iterators. Change decl/init/cond/incr
17133 arguments to TREE_VECs, check arguments for all collapsed loops.
17134 (c_finish_omp_taskwait): New function.
17135 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17137 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17138 default_function_array_conversion on init. Add par_clauses argument.
17139 If decl is present in parallel's lastprivate clause, change it to
17140 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17141 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17142 collapse count in clauses.
17143 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17144 c_parser_omp_for_loop callers.
17145 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17146 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17147 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17148 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17150 (c_parser_omp_clause_schedule): Handle schedule(auto).
17151 Include correct location in the error message.
17152 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17153 and PRAGMA_OMP_CLAUSE_UNTIED.
17154 (OMP_TASK_CLAUSE_MASK): Define.
17155 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17156 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17157 * tree-nested.c (convert_nonlocal_omp_clauses,
17158 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17159 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17160 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17161 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17163 (conver_nonlocal_reference, convert_local_reference,
17164 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17165 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17166 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17167 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17168 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17169 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17170 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17171 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17172 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17174 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17175 * c-common.h (c_finish_omp_taskwait): New prototype.
17176 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17177 * tree-parloops.c (create_parallel_loop): Create 1 entry
17178 vectors for OMP_FOR_{INIT,COND,INCR}.
17179 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17180 (make_edges): Handle OMP_TASK.
17181 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17182 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17183 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17184 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17185 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17186 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17187 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17188 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17189 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17190 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17191 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17192 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17193 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17194 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17195 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17196 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17197 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17198 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17199 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17200 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17201 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17202 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17203 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17204 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17205 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17206 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17207 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17208 original iterator is present in lastprivate clause or if
17209 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17210 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17211 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17212 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17213 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17214 if it is set, lookup var in outer contexts too. Handle
17215 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17216 to be implicitly determined firstprivate for task regions.
17217 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17218 if it is set, lookup var in outer contexts too. Set
17219 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17220 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17221 OMP_CLAUSE_UNTIED. Take region_type as last argument
17222 instead of in_parallel and in_combined_parallel.
17223 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17225 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17226 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17227 (new_omp_context): Set default_kind to
17228 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17229 (omp_region_type): New enum.
17230 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17231 fields, add region_type.
17232 (new_omp_context): Take region_type as argument instead of is_parallel
17233 and is_combined_parallel.
17234 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17235 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17236 ctx->is_combined_parallel checks.
17237 (gimplify_omp_task): New function.
17238 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17240 * omp-low.c (extract_omp_for_data): Use schedule(static)
17241 for schedule(auto). Handle pointer and unsigned iterators.
17242 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17243 Add loops argument. Extract data for collapsed OMP_FOR loops.
17244 (expand_parallel_call): Assert sched_kind isn't auto,
17245 map runtime schedule to index 3.
17246 (struct omp_for_data_loop): New type.
17247 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17248 Add loop, loops, collapse and iter_type fields.
17249 (workshare_safe_to_combine_p): Disallow combined for if
17250 iter_type is unsigned long long. Don't combine collapse > 1 loops
17251 unless all bounds and steps are constant. Adjust extract_omp_for_data
17253 (expand_omp_for_generic): Handle pointer, unsigned and long long
17254 iterators. Handle collapsed OMP_FOR loops. Adjust
17255 for struct omp_for_data changes. If libgomp function doesn't return
17256 boolean_type_node, add comparison of the return value with 0.
17257 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17258 pointer, unsigned and long long iterators. Adjust for struct
17259 omp_for_data changes.
17260 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17261 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17262 unsigned long long. Allocate loops array, pass it to
17263 extract_omp_for_data. For collapse > 1 loops use always
17264 expand_omp_for_generic.
17265 (omp_context): Add sfield_map and srecord_type fields.
17266 (is_task_ctx, lookup_sfield): New functions.
17267 (use_pointer_for_field): Use is_task_ctx helper. Change first
17268 argument's type from const_tree to tree. Clarify comment.
17269 In OMP_TASK disallow copy-in/out sharing.
17270 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17271 (install_var_field): Add mask argument. Populate both record_type
17272 and srecord_type if needed.
17273 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17275 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17276 and DECL_FIELD_OFFSET.
17277 (scan_sharing_clauses): Adjust install_var_field callers. For
17278 firstprivate clauses on explicit tasks allocate the var by value in
17279 record_type unconditionally, rather than by reference.
17280 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17281 Use is_taskreg_ctx instead of is_parallel_ctx.
17282 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17283 (create_omp_child_function_name): Add task_copy argument, use
17284 *_omp_cpyfn* names if it is true.
17285 (create_omp_child_function): Add task_copy argument, if true create
17286 *_omp_cpyfn* helper function.
17287 (scan_omp_parallel): Adjust create_omp_child_function callers.
17288 Rename parallel_nesting_level to taskreg_nesting_level.
17289 (scan_omp_task): New function.
17290 (lower_rec_input_clauses): Don't run constructors for firstprivate
17291 explicit task vars which are initialized by *_omp_cpyfn*.
17292 Pass outer var ref to omp_clause_default_ctor hook if
17293 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17294 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17295 OMP_CLAUSE_REDUCTION_INIT.
17296 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17297 avoid duplicate setting of fields. Handle
17298 OMP_CLAUSE_PRIVATE_OUTER_REF.
17299 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17300 copy-out if TREE_READONLY, only copy-in.
17301 (expand_task_copyfn): New function.
17302 (expand_task_call): New function.
17303 (struct omp_taskcopy_context): New type.
17304 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17306 (lower_omp_parallel): Rename to...
17307 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17308 Call create_task_copyfn if srecord_type is needed. Adjust
17310 (task_shared_vars): New variable.
17311 (check_omp_nesting_restrictions): Warn if work-sharing,
17312 barrier, master or ordered region is closely nested inside OMP_TASK.
17313 Add warnings for barrier if closely nested inside of work-sharing,
17314 ordered, or master region.
17315 (scan_omp_1): Call check_omp_nesting_restrictions even for
17316 GOMP_barrier calls. Rename parallel_nesting_level to
17317 taskreg_nesting_level. Handle OMP_TASK.
17318 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17319 work-sharing construct, continue looking for them on parent parallel
17321 (lower_omp_for_lastprivate): Add lastprivate clauses
17322 to the beginning of dlist rather than end. Adjust for struct
17323 omp_for_data changes.
17324 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17325 not after it. Handle collapsed OMP_FOR loops, adjust for
17326 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17327 (get_ws_args_for): Adjust extract_omp_for_data caller.
17328 (scan_omp_for): Handle collapsed OMP_FOR
17329 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17330 (lower_omp_single_simple): If libgomp function doesn't return
17331 boolean_type_node, add comparison of the return value with 0.
17332 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17333 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17334 (parallel_nesting_level): Rename to...
17335 (taskreg_nesting_level): ... this.
17336 (is_taskreg_ctx): New function.
17337 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17338 of is_parallel_ctx.
17339 (execute_lower_omp): Rename parallel_nesting_level to
17340 taskreg_nesting_level.
17341 (expand_omp_parallel): Rename to...
17342 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17343 Call omp_task_call for OMP_TASK regions.
17344 (expand_omp): Adjust caller, handle OMP_TASK.
17345 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17347 * bitmap.c (bitmap_default_obstack_depth): New variable.
17348 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17349 if argument is NULL and bitmap_default_obstack is already initialized.
17350 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17352 * matrix-reorg.c (matrix_reorg): Likewise.
17354 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17356 * config/i386/i386.md (*indirect_jump): Macroize using P
17357 mode iterator. Remove !TARGET_64BIT from insn constraints.
17358 (*tablejump_1): Ditto.
17359 (*indirect_jump_rex64): Remove insn pattern.
17360 (*tablejump_1_rex64): Ditto.
17361 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17362 and eh_return_si insn patterns.
17364 2008-06-06 Richard Guenther <rguenther@suse.de>
17366 * tree-ssa-structalias.c (merge_smts_into): Remove.
17367 (find_what_p_points_to): Do not bother to compute the
17368 points-to set for pt_anything pointers.
17369 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17370 for pt_anything pointers is ok.
17372 2008-06-06 Jan Hubicka <jh@suse.cz>
17374 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17376 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17378 * cgraph.c: Fix typos in comments.
17379 (cgraph_availability_names): Fix string typo.
17380 * fold-const.c: Fix typos in comments.
17381 (fold_binary): Fix typo in warning.
17382 * genautomata.c: Fix typos in comments.
17383 (check_presence_pattern_sets): Fix typo in local variable.
17384 (output_description): Fix typo in output.
17385 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17386 * hwint.h: Likewise.
17387 * matrix-reorg.c (check_allocation_function): Likewise.
17388 * omega.c (smooth_weird_equations): Likewise.
17389 * auto-inc-dec.c: Fix typos in comments.
17390 * bb-reorder.c: Likewise.
17391 * builtins.c: Likewise.
17392 * c-common.c: Likewise.
17393 * c-cppbuiltin.c: Likewise.
17394 * c-parser.c: Likewise.
17395 * c-pretty-print.c: Likewise.
17396 * cfgcleanup.c: Likewise.
17397 * cfgexpand.c: Likewise.
17398 * cfghooks.c: Likewise.
17399 * cfglayout.c: Likewise.
17400 * cfgloopmanip.c: Likewise.
17401 * cgraphunit.c: Likewise.
17402 * coverage.c: Likewise.
17403 * dbxout.c: Likewise.
17404 * df-byte-scan.c: Likewise.
17405 * df-core.c: Likewise.
17406 * df-problems.c: Likewise.
17407 * df-scan.c: Likewise.
17409 * dominance.c: Likewise.
17410 * domwalk.c: Likewise.
17412 * dwarf2out.c: Likewise.
17413 * emit-rtl.c: Likewise.
17414 * et-forest.c: Likewise.
17415 * function.c: Likewise.
17416 * function.h: Likewise.
17418 * gcov-io.c: Likewise.
17419 * gcov.c: Likewise.
17420 * gcse.c: Likewise.
17421 * genattrtab.c: Likewise.
17422 * ggc-page.c: Likewise.
17423 * gimplify.c: Likewise.
17424 * gthr-lynx.h: Likewise.
17425 * haifa-sched.c: Likewise.
17426 * ipa-cp.c: Likewise.
17427 * ipa-inline.c: Likewise.
17428 * ipa-prop.h: Likewise.
17429 * ipa-pure-const.c: Likewise.
17430 * ipa-struct-reorg.c: Likewise.
17431 * ipa-struct-reorg.h: Likewise.
17432 * ipa-type-escape.c: Likewise.
17434 * loop-doloop.c: Likewise.
17435 * mips-tfile.c: Likewise.
17436 * mkmap-flat.awk: Likewise.
17437 * mkmap-symver.awk: Likewise.
17438 * modulo-sched.c: Likewise.
17439 * omp-low.c: Likewise.
17440 * optabs.c: Likewise.
17441 * optabs.h: Likewise.
17442 * opts.c: Likewise.
17443 * passes.c: Likewise.
17444 * postreload-gcse.c: Likewise.
17445 * postreload.c: Likewise.
17446 * predict.c: Likewise.
17447 * pretty-print.h: Likewise.
17448 * profile.c: Likewise.
17449 * protoize.c: Likewise.
17450 * ra-conflict.c: Likewise.
17451 * real.c: Likewise.
17452 * recog.c: Likewise.
17453 * regclass.c: Likewise.
17454 * regs.h: Likewise.
17455 * reload.c: Likewise.
17456 * rtl-error.c: Likewise.
17457 * rtlanal.c: Likewise.
17458 * scan.h: Likewise.
17459 * sched-rgn.c: Likewise.
17461 * stmt.c: Likewise.
17462 * target.h: Likewise.
17463 * tree-dfa.c: Likewise.
17464 * tree-eh.c: Likewise.
17465 * tree-flow-inline.h: Likewise.
17466 * tree-inline.c: Likewise.
17467 * tree-into-ssa.c: Likewise.
17468 * tree-loop-distribution.c: Likewise.
17469 * tree-nested.c: Likewise.
17470 * tree-parloops.c: Likewise.
17471 * tree-pass.h: Likewise.
17472 * tree-pretty-print.c: Likewise.
17473 * tree-profile.c: Likewise.
17474 * tree-scalar-evolution.c: Likewise.
17475 * tree-sra.c: Likewise.
17476 * tree-ssa-alias-warnings.c: Likewise.
17477 * tree-ssa-ccp.c: Likewise.
17478 * tree-ssa-coalesce.c: Likewise.
17479 * tree-ssa-dom.c: Likewise.
17480 * tree-ssa-dse.c: Likewise.
17481 * tree-ssa-forwprop.c: Likewise.
17482 * tree-ssa-live.c: Likewise.
17483 * tree-ssa-live.h: Likewise.
17484 * tree-ssa-loop-im.c: Likewise.
17485 * tree-ssa-loop-ivopts.c: Likewise.
17486 * tree-ssa-loop-niter.c: Likewise.
17487 * tree-ssa-loop-prefetch.c: Likewise.
17488 * tree-ssa-phiopt.c: Likewise.
17489 * tree-ssa-phiprop.c: Likewise.
17490 * tree-ssa-sccvn.c: Likewise.
17491 * tree-ssa-ter.c: Likewise.
17492 * tree-ssa-threadupdate.c: Likewise.
17493 * tree-ssa.c: Likewise.
17494 * tree-vect-analyze.c: Likewise.
17495 * tree-vect-transform.c: Likewise.
17496 * tree-vectorizer.c: Likewise.
17497 * tree-vn.c: Likewise.
17498 * tree-vrp.c: Likewise.
17499 * tree.c: Likewise.
17500 * tree.def: Likewise.
17501 * tree.h: Likewise.
17502 * unwind-dw2-fde.c: Likewise.
17503 * unwind.inc: Likewise.
17504 * value-prof.c: Likewise.
17505 * vmsdbgout.c: Likewise.
17507 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17509 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17510 always place FP constants in the TOC for TARGET_POWERPC64.
17511 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17513 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17515 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17516 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17517 enable for TARGET_E500_DOUBLE.
17518 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17519 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17520 floating-point modes like integer modes for E500 double.
17521 (rs6000_legitimate_offset_address_p): Likewise.
17522 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17523 addressing for DDmode for E500 double.
17524 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17525 modes as using 64-bits of registers for E500 double.
17526 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17527 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17528 specially for E500 double.
17529 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17530 TDmode for E500 double.
17531 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17532 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17533 (rs6000_split_multireg_move): Do not handle TDmode specially for
17535 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17536 using 64-bit registers for E500 double.
17537 (emit_frame_save): Do not handle DDmode specially for E500 double.
17538 (gen_frame_mem_offset): Likewise.
17539 (rs6000_function_value): Do not call spe_build_register_parallel
17540 for DDmode or TDmode.
17541 (rs6000_libcall_value): Likewise.
17542 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17543 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17546 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17548 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17551 2008-06-04 Junjie Gu <jgu@tensilica.com>
17553 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17554 comparison for frame pointers.
17556 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17559 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17561 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17564 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17565 register is already smaller or equal to required mode.
17567 2008-06-04 Xinliang David Li <davidxl@google.com>
17569 * tree-call-cdce.c: New file.
17570 (cond_dead_built_in_calls): New static variable.
17571 (input_domain): New struct.
17572 (check_pow): New function.
17573 (check_builtin_call): Ditto.
17574 (check_target_format): Ditto.
17575 (is_call_dce_candidate): Ditto.
17576 (gen_one_condition): Ditto.
17577 (gen_conditions_for_domain): Ditto.
17578 (get_domain): Ditto.
17579 (gen_conditions_for_pow_cst_base): Ditto.
17580 (gen_conditions_for_pow_int_base): Ditto.
17581 (gen_conditions_for_pow): Ditto.
17582 (get_no_error_domain): Ditto.
17583 (gen_shrink_wrap_conditions): Ditto.
17584 (shrink_wrap_one_built_in_call): Ditto.
17585 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17586 (tree_call_cdce): Ditto.
17587 (gate_call_cdce): Ditto.
17588 (pass_call_cdce): New gimple pass.
17589 * passes.c (init_optimization_passes): New pass.
17590 * tree-pass.h: New pass declaration.
17591 * opts.c (decode_options): New flag setting.
17592 * common.opt: Add -ftree-builtin-call-dce flag.
17593 * Makefile.in: Add new source file.
17594 * tempvar.def: New tv_id.
17595 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17597 2008-06-04 Richard Guenther <rguenther@suse.de>
17599 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17600 (is_call_clobbered): Always check var_ann->call_clobbered.
17601 (mark_call_clobbered): Always set var_ann->call_clobbered.
17602 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17603 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17604 (reset_alias_info): Clear call clobbering info on MTAGs and
17606 (set_pt_anything): Set pt_global_mem.
17607 (create_tag_raw): Adjust comment.
17608 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17610 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17611 Maxim Kuvyrkov <maxim@codesourcery.com>
17613 * config/m68k/m68k.opt (mxgot): New option.
17614 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17615 (m68k_output_addr_const_extra): New.
17616 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17617 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17618 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17619 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17621 2008-06-04 Richard Guenther <rguenther@suse.de>
17623 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17624 negative or non-representable offsets.
17626 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17628 * config/i386/i386.c (ix86_gen_leave): New.
17629 (ix86_gen_pop1): Likewise.
17630 (ix86_gen_add3): Likewise.
17631 (ix86_gen_sub3): Likewise.
17632 (ix86_gen_sub3_carry): Likewise.
17633 (ix86_gen_one_cmpl2): Likewise.
17634 (ix86_gen_monitor): Likewise.
17635 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17636 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17637 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17638 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17639 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17640 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17641 (ix86_expand_epilogue): Updated.
17642 (print_operand): Handle integer register operand for 'z'.
17643 (ix86_expand_strlensi_unroll_1): Likewise.
17644 (ix86_expand_strlen): Likewise.
17645 (ix86_expand_builtin): Likewise.
17646 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17647 mov{q}/mov{l} and add{q}/add{l}.
17649 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17651 * config/i386/i386.md (P): New mode iterator.
17652 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17653 using P mode iterator.
17654 (DFmode push_operand splitter): Ditto.
17655 (XFmode push_operand splitter): Ditto.
17656 (DFmode float_extend SFmode push_operand splitter): Ditto.
17657 (XFmode float_extend SFmode push_operand splitter): Do not generate
17658 SImode pushes for 64bit target. Macroize Dimode and SImode
17659 pushes using P mode iterator.
17660 (XFmode float_extend DFmode push_operand splitter): Ditto.
17662 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17664 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17665 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17666 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17667 return type to int.
17668 (ix86_call_abi_override): Remove check for call_used_regs.
17670 2008-06-03 Richard Guenther <rguenther@suse.de>
17672 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17673 for the lhs of calls if the return type contains pointers.
17675 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17677 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17678 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17679 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17680 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17681 of cfun and DEFAULT_ABI to deceide abi mode.
17682 (DEFAULT_ABI): New.
17683 (REG_PARM_STACK_SPACE): Removed.
17684 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17685 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17686 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17687 (ix86_function_abi): Likewise.
17688 (ix86_function_type_abi): Likewise.
17689 (ix86_call_abi_override): Likewise.
17690 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17691 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17692 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17693 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17695 (X86_64_REGPARM_MAX): New.
17696 (X86_64_SSE_REGPARM_MAX): New.
17697 (X64_REGPARM_MAX): New.
17698 (X64_SSE_REGPARM_MAX): New.
17699 (X86_32_REGPARM_MAX): New.
17700 (X86_32_SSE_REGPARM_MAX): New.
17701 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17702 (ix86_function_regparm): Handle user calling abi.
17703 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17704 by DEFAULT_ABI versus SYSV_ABI check.
17705 (ix86_reg_parm_stack_space): New.
17706 (ix86_function_type_abi): New.
17707 (ix86_call_abi_override): New.
17708 (ix86_function_abi): New.
17709 (ix86_cfun_abi): New.
17710 (init_cumulative_args): Call abi specific initialization.
17711 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17712 (function_arg_64): Extend SSE_REGPARM_MAX check.
17713 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17714 (ix86_pass_by_reference): Likewise.
17715 (ix86_function_value_regno_p): Likewise.
17716 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17717 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17718 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17719 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17720 (setup_incoming_varargs_64): Adjust regparm for call abi.
17721 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17722 (ix86_va_start): Likewise.
17723 (ix86_gimplify_va_arg): Likewise.
17724 (ix86_expand_prologue): Likewise.
17725 (output_pic_addr_const): Likewise.
17726 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17727 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17728 (x86_output_mi_thunk): Likewise.
17729 (x86_function_profiler): Likewise.
17730 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17731 (SYSV_ABI, MS_ABI): New constants.
17732 (DEFAULT_ABI): New.
17733 (init_regs): Add prototype of function in regclass.c file.
17734 (OVERRIDE_ABI_FORMAT): New.
17735 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17736 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17737 (OUTGOING_REG_PARM_STACK_SPACE): New.
17738 (ix86_reg_parm_stack_space): New prototype.
17739 (CUMULATIVE_ARGS): Add call_abi member.
17740 (machine_function): Add call_abi member.
17741 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17742 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17744 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17747 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17748 (avr_builtin_setjmp_frame_value): New function.
17749 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17750 (nonlocal_goto): Define.
17752 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17754 * config/mips/mips.c (mips_emit_loadgp): Return early if
17755 there is nothing do to, otherwise emit a blockage if
17756 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17757 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17759 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17761 * configure.ac: Drop unneeded backslash ending up in config.in.
17762 * acinclude.m4: Likewise.
17763 * config.in: Regenerate.
17765 2008-05-26 Jan Hubicka <jh@suse.cz>
17767 * predict.c (maybe_hot_frequency_p): Break out of...
17768 (maybe_hot_bb_p): ... here.
17769 (maybe_hot_edge_p): New.
17770 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17771 * basic-block.h (maybe_hot_edge_p): Declare.
17773 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17775 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17776 (*cmpfp_<mode>_cc): Ditto.
17777 (*fp_jcc_8<mode>_387): Ditto.
17778 (*fop_<MODEF:mode>_2_i387): Ditto.
17779 (*fop_<MODEF:mode>_3_i387): Ditto.
17780 (*fop_xf_2_i387): Ditto.
17781 (*fop_xf_3_i387): Ditto.
17783 2008-06-02 Tomas Bily <tbily@suse.cz>
17785 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17787 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17789 * config/mips/mips.c (mips_valid_offset_p): New function.
17790 (mips_valid_lo_sum_p): Likewise.
17791 (mips_classify_address): Use them.
17792 (mips_force_address): New function.
17793 (mips_legitimize_address): Use it.
17794 * config/mips/mips.md (MOVE128): New mode iterator.
17795 (movtf): Require TARGET_64BIT. Remove empty strings.
17796 (*movtf_internal): Rename to...
17797 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17798 of "R" and use {,fp}{load,store} attributes instead of "multi".
17799 Use a separate define_split.
17800 (*movtf_mips16): New pattern.
17802 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17804 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17805 * config/mips/mips.c (mips_expand_before_return): New function.
17806 (mips_expand_epilogue): Call it.
17807 * config/mips/mips.md (return): Turn into a define_expand.
17808 (*return): New insn.
17810 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17812 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17813 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17814 functions. Do not emit uses and clobbers of CONCATs; individually
17815 use and clobber their operands.
17816 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17817 gen_clobber, emit_use and gen_use.
17818 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17819 (expand_builtin_return): Likewise.
17820 * cfgbuild.c (count_basic_blocks): Likewise.
17821 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17822 * explow.c (emit_stack_restore): Likewise.
17823 * expmed.c (extract_bit_field_1): Likewise.
17824 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17825 (emit_move_multi_word, store_constructor): Likewise.
17826 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17827 (thread_prologue_and_epilogue_insns): Likewise.
17828 * lower-subreg.c (resolve_simple_move): Likewise.
17829 * optabs.c (widen_operand, expand_binop): Likewise.
17830 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17831 * reload.c (find_reloads): Likewise.
17832 * reload1.c (eliminate_regs_in_insn): Likewise.
17833 * stmt.c (expand_nl_goto_receiver): Likewise.
17834 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17835 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17836 * config/arm/arm.c (arm_load_pic_register): Likewise.
17837 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17838 * config/arm/arm.md (untyped_return): Likewise.
17839 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17840 * config/avr/avr.c (expand_prologue): Likewise.
17841 * config/bfin/bfin.c (do_unlink): Likewise.
17842 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17843 * config/cris/cris.c (cris_expand_prologue): Likewise.
17844 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17845 (machopic_legitimize_pic_address): Likewise.
17846 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17847 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17848 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17849 (ix86_expand_convert_uns_didf_sse): Likewise.
17850 (ix86_expand_vector_init_general): Likewise.
17851 * config/ia64/ia64.md (eh_epilogue): Likewise.
17852 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17853 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17854 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17855 (config/iq2000/iq2000.c): Likewise.
17856 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17857 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17858 (builtin_longjmp): Likewise.
17859 * config/mn10300/mn10300.md (call, call_value): Likewise.
17860 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17861 * config/pdp11/pdp11.md (abshi2): Likewise.
17862 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17863 * config/s390/s390.c (s390_emit_prologue): Likewise.
17864 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17865 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17866 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17867 * config/sh/sh.c (prepare_move_operands): Likewise.
17868 (output_stack_adjust, sh_expand_epilogue): Likewise.
17869 (sh_set_return_address, sh_expand_t_scc): Likewise.
17870 * config/sparc/sparc.c (load_pic_register): Likewise.
17871 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17872 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17873 * config/v850/v850.c (expand_epilogue): Likewise.
17875 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17877 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17878 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17879 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17880 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17881 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17882 stack pointer register.
17883 (output_movhi): Remove code for interrupt specific writing to the
17884 stack pointer register.
17886 2008-05-31 Richard Guenther <rguenther@suse.de>
17888 PR tree-optimization/34244
17889 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17890 (tree_expr_nonzero_warnv_p): Likewise.
17891 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17892 ssa_name_nonnegative_p.
17893 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17894 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17895 not tree_expr_nonzero_warnv_p.
17897 PR tree-optimization/36262
17899 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17901 PR tree-optimization/34244
17902 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17903 (record_numbers_of_iterations): New function.
17904 (execute_vrp): Cache the numbers of iterations of loops.
17905 * tree-scalar-evolution.c (scev_reset_except_niters):
17907 (scev_reset): Use scev_reset_except_niters.
17908 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17910 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17912 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17913 __WORKAROUND_RETS when appropriate.
17915 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17918 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17920 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17921 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17922 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17923 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17924 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17925 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17926 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17927 *fop_df_1_sse insn patterns using MODEF mode iterator.
17928 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17929 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17930 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17931 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17932 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17933 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17934 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17935 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17936 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17937 (*fop_xf_5_i387): Ditto.
17938 (*fop_xf_6_i387): Ditto.
17940 2008-05-30 Richard Guenther <rguenther@suse.de>
17942 * builtins.c (build_string_literal): Avoid generating
17943 a non-gimple_val result.
17945 2008-05-30 DJ Delorie <dj@redhat.com>
17947 * exec-tool.in: Use an environment variable (private) instead of a
17948 file (shared) as a semaphore, so as to not break parallel builds.
17950 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17952 * optabs.c (maybe_encapsulate_block): Remove.
17953 (emit_libcall_block): Adjust accordingly.
17954 * optabs.h (maybe_encapsulate_block): Remove prototype.
17956 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17957 Don't use maybe_encapsulate_block.
17959 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17961 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17962 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17963 rtx is a SYMBOL_REF before calling get_pool_constant.
17965 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17967 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17969 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17971 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17972 rather than OS names to choose INO_T_EQ definition.
17973 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17974 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17976 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17979 * config/darwin-f.c: New.
17980 * config/t-darwin: Added rule to build darwin-f.o.
17981 * config.gcc: Defined new variable, fortran_target_objs.
17982 (*-*-darwin*): Set fortran_target_objs.
17983 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17984 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17985 * configure: Regenerated.
17987 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17990 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17991 canonical type if needed.
17993 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17995 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17997 2008-05-29 Richard Guenther <rguenther@suse.de>
17999 PR tree-optimization/36343
18000 PR tree-optimization/36346
18001 PR tree-optimization/36347
18002 * tree-flow.h (clobber_what_p_points_to): Declare.
18003 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18004 pointed-to variable is dereferenced is irrelevant to whether
18005 the pointer can access the pointed-to variable.
18006 (clobber_what_p_points_to): New function.
18007 * tree-ssa-alias.c (set_initial_properties): Use it.
18008 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18009 call clobber check for NMTs.
18011 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18013 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18014 for printing gcov_type.
18016 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18018 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18019 and the eh region information.
18020 * value-prof.c (gimple_move_stmt_histograms): New function.
18021 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18023 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18025 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18027 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18029 * value-prof.c (tree_ic_transform): Print counts.
18030 * tree-profile.c (tree_gen_ic_func_profiler):
18031 Clear __gcov_indreict_call_callee variable to avoid misattribution
18034 2008-05-28 Rafael Espíndola <espindola@google.com>
18036 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18039 2008-05-28 Richard Guenther <rguenther@suse.de>
18041 PR tree-optimization/36339
18042 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18043 and clobbering code out of the loop.
18045 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18047 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18050 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18051 s390_contiguous_bitmask_p, s390_symref_operand_p,
18052 s390_check_symref_alignment, s390_reload_larl_operand,
18053 s390_reload_symref_address): New functions.
18054 (s390_branch_condition_mnemonic): Support compare and branch
18056 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18057 and 'W' constraints.
18058 (s390_secondary_reload): Add secondary reloads for unaligned
18059 symbol refs or symbol refs to floating point or QI/TI mode
18061 (legitimate_address_p): Accept symbol references as addresses.
18062 (s390_expand_insv): Use rotate and insert selected bits
18063 instruction for insv when building for z10.
18064 (print_operand_address): Handle symbol ref addresses.
18065 (print_operand): Output modifier 'c' added for signed byte values.
18066 (s390_encode_section_info): Mark symbol refs with
18067 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18069 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18070 (length attribute): RRF, RRR have 4 byte length.
18071 (FPALL, INTALL): New mode iterators added.
18072 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18073 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18074 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18075 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18076 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18077 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18078 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18079 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18081 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18082 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18083 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18084 reload<INTALL:mode><P:mode>_toreg_z10,
18085 reload<FPALL:mode><P:mode>_tomem_z10,
18086 reload<FPALL:mode><P:mode>_toreg_z10,
18087 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18088 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18089 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18090 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18092 (movmem, clrmem, cmpmem): New splitters added.
18094 * config/s390/predicates.md (larl_operand): Use
18095 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18096 SYMBOL_REF_ALIGN1_P.
18097 (s390_signed_integer_comparison,
18098 s390_unsigned_integer_comparison): New predicates.
18100 * config/s390/s390-protos.h (s390_check_symref_alignment,
18101 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18102 s390_reload_symref_address,
18103 s390_compare_and_branch_condition_mask): Prototypes added.
18105 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18106 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18107 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18109 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18111 * config/s390/s390.c (z10_cost): New cost function for z10.
18112 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18113 (s390_issue_rate): Adjust issue rate for z10.
18114 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18115 (processor_flags): Add PF_Z10.
18116 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18117 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18118 * gcc/config.gcc: Add z10.
18120 2008-05-28 Richard Guenther <rguenther@suse.de>
18122 PR tree-optimization/36291
18123 * tree-flow. h (struct gimple_df): Remove var_anns member.
18124 * tree-flow-inline.h (gimple_var_anns): Remove.
18125 (var_ann): Simplify.
18126 * tree-dfa.c (create_var_ann): Simplify.
18127 (remove_referenced_var): Clear alias info from var_anns of globals.
18128 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18129 (delete_tree_ssa): Clear alias info from var_anns of globals.
18130 Do not free var_anns.
18131 (var_ann_eq): Remove.
18132 (var_ann_hash): Likewise.
18134 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18136 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18137 and loongson2f entries.
18138 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18139 * config/mips/mips.h (processor_type): Add Loongson-2E
18140 and Loongson-2F entries.
18141 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18142 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18143 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18144 * doc/invoke.texi (MIPS Options): Document loongson2e
18145 and loongson2f processor names.
18147 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18151 * config/i386/i386.c (ix86_function_arg_boundary): Use
18152 alignment of canonical type.
18153 (ix86_expand_vector_move): Check unaligned memory access for
18156 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18158 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18159 Moved to the front of file.
18161 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18162 H.J. Lu <hongjiu.lu@intel.com>
18164 * dwarf2out.c (current_fde): New.
18166 (lookup_cfa:): Likewise.
18167 (dwarf2out_end_epilogue): Likewise.
18168 (dwarf2out_note_section_used): Likewise.
18170 2008-05-27 Michael Matz <matz@suse.de>
18173 * c.opt (Wenum-compare): New warning option.
18174 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18176 2008-05-27 Michael Matz <matz@suse.de>
18178 PR middle-end/36326
18179 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18181 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18182 into memory as tail calls.
18184 2008-05-27 Richard Guenther <rguenther@suse.de>
18186 PR tree-optimization/36339
18187 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18188 pointers cause all addressable variables to be call clobbered.
18190 2008-05-27 Richard Guenther <rguenther@suse.de>
18192 PR tree-optimization/36245
18193 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18195 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18197 * config/s390/s390.md: Replace all occurences of the 'm'
18198 constraint with 'RT'.
18200 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18202 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18204 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18206 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18207 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18208 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18210 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18212 * reload.c (find_reloads): Skip alternatives according to the
18213 "enabled" attribute. Constify the constraint variable.
18214 * recog.c (get_attr_enabled): Add default implementation.
18215 (extract_insn): Set the alternative_enabled_p array
18216 in the recog_data struct.
18217 (preprocess_constraints, constrain_operands): Skip
18218 alternatives according to the "enabled" attribute
18219 * recog.h (struct recog_data): New field alternative_enabled_p.
18220 (skip_alternative): New inline function.
18221 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18222 (record_reg_classes): Skip alternative according to the
18223 "enabled" attribute.
18225 * doc/md.texi: Add documention for the "enabled" attribute.
18227 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18229 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18230 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18231 constraint with TARGET_MEM_CONSTRAINT.
18232 * recog.c (asm_operand_ok, preprocess_constraints,
18233 constrain_operands): Likewise.
18234 * regclass.c (record_reg_classes): Likewise.
18235 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18236 * reload1.c (maybe_fix_stack_asms): Likewise.
18237 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18238 * recog.h: Adjust comment.
18239 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18240 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18241 * doc/md.texi: Add a note to description of 'm' constraint.
18242 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18244 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18246 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18247 that the bitfield is of integral type before testing its precision.
18249 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18250 Sa Liu <saliu@de.ibm.com>
18252 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18253 __modti3, __udivti3, __umodti3 and __udivmodti4.
18254 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18255 that implement TImode mul and div functions.
18256 * config/spu/multi3.c: New. Implement __multi3.
18257 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18258 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18261 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18263 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18264 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18265 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18266 tls_sysv_suffix): New mode and mode attribute iterators.
18267 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18268 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18269 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18270 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18271 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18274 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18276 PR tree-optimization/36329
18277 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18278 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18279 * cgraphbuild.c (initialize_inline_failed): Use the latter
18280 macro in lieu of the former.
18281 * ipa-inline.c (cgraph_mark_inline): Likewise.
18282 (cgraph_decide_inlining_of_small_function): Likewise.
18283 (cgraph_decide_inlining): Likewise.
18284 (cgraph_decide_inlining_incrementally): Likewise.
18286 2008-05-26 Tristan Gingold <gingold@adacore.com>
18287 Anatoly Sokolov <aesok@post.ru>
18289 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18290 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18291 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18292 optimization for 'avr6' architecture.
18294 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18297 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18299 2008-05-26 Richard Guenther <rguenther@suse.de>
18301 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18302 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18304 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18306 PR middle-end/36253
18307 * caller-save.c (insert_restore): Verify alignment of spill space.
18308 (insert_save): Likewise.
18309 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18310 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18311 (STACK_SLOT_ALIGNMENT): Likewise.
18312 * function.c (LOCAL_ALIGNMENT): Removed.
18313 (get_stack_local_alignment): New.
18314 (assign_stack_local): Use it. Set alignment on stack slot.
18315 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18316 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18317 (STACK_SLOT_ALIGNMENT): New.
18318 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18319 stack slot in XFmode.
18321 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18323 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18326 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18327 argument operand in rax isn't removed.
18329 2008-05-26 Richard Guenther <rguenther@suse.de>
18331 PR middle-end/36300
18332 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18333 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18335 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18338 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18340 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18342 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18343 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18345 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18347 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18348 build a trampoline if we don't want one.
18349 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18350 return zero for nested functions if we don't want a trampoline.
18352 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18354 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18356 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18359 * c.opt: Removed undocumented option '-lang-fortran'.
18360 * c-common.h: Removed global variable 'lang_fortran'.
18361 * c-opts.c (c_common_handle_option): Removed code to handle
18362 option '-lang-fortran'. Updated includes.
18363 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18364 definition of '__GFORTRAN__'.
18365 (define__GNUC__): Reimplemented to use BASEVER and
18366 cpp_define_formatted.
18367 (builtin_define_with_value_n): Removed.
18368 * c-incpath.h: Renamed to ...
18369 * incpath.h: ... this.
18370 * c-incpath.c: Renamed to ...
18371 * incpath.c: ... this. Updated includes.
18372 * fix-header.c: Updated includes.
18373 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18374 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18375 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18377 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18379 * tree.h: Update the table of flags used on tree nodes.
18380 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18381 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18382 (FORCED_LABEL): Add access check.
18383 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18384 (ASM_INPUT_P): Likewise.
18385 (ASM_VOLATILE_P): Likewise.
18386 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18387 (OMP_SECTION_LAST): Access private_flag directly.
18388 (OMP_RETURN_NOWAIT): Likewise.
18389 (OMP_PARALLEL_COMBINED): Likewise.
18390 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18391 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18392 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18393 deprecated_flag directly.
18395 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18397 * final.c (frame_pointer_needed): Removed.
18398 * flags.h (frame_pointer_needed): Likewise.
18400 * function.h (rtl_data): Add frame_pointer_needed.
18401 (frame_pointer_needed): New.
18403 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18405 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18407 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18409 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18412 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18414 * c-common.c (strip_array_types): Move function to..
18416 (get_inner_array_type): Delete.
18417 * c-common.h (strip_array_types): Move declaration to..
18419 (get_inner_array_type): Delete.
18420 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18421 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18422 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18423 * config/pa/pa.c (emit_move_sequence): Likewise.
18425 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18427 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18430 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18432 * function.c: Include target hook for nonlocal_goto frame value.
18434 2008-05-24 Richard Guenther <rguenther@suse.de>
18436 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18437 variable can be only accessed through a pointer or a union.
18439 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18441 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18442 * doc/extend.texi: Likewise.
18444 2008-05-23 DJ Delorie <dj@redhat.com>
18446 * config/m32c/jump.md (untyped_call): Add.
18448 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18449 for A24 to PSImode.
18450 (m32c_address_cost): Detail costs for indirect offsets.
18452 2008-05-23 Rafael Espíndola <espindola@google.com>
18454 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18455 if a node is a SUBREG.
18456 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18459 2008-05-23 Paul Brook <paul@codesourcery.com>
18460 Carlos O'Donell <carlos@codesourcery.com>
18462 * doc/extend.texi: Clarify use of __attribute__((naked)).
18463 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18464 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18465 * function.c (use_register_for_decl): Use
18466 targetm.calls.allocate_stack_slots_for_args.
18467 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18468 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18469 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18471 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18473 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18475 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18477 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18478 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18479 is only rounded once.
18481 2008-05-23 Richard Guenther <rguenther@suse.de>
18483 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18485 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18486 Jakub Jelinek <jakub@redhat.com>
18489 * configure.ac: Handle --enable-cld.
18490 * configure: Regenerated.
18491 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18492 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18493 (ix86_current_function_needs_cld): New define.
18494 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18495 (cld): New isns pattern.
18496 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18497 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18498 * config/i386/i386.opt (mcld): New option.
18499 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18500 TARGET_CLD and ix86_current_function_needs_cld.
18501 (override_options): Use -mcld by default for 32-bit code if
18504 * doc/install.texi (Options specification): Document --enable-cld.
18505 * doc/invoke.texi (Machine Dependent Options)
18506 [i386 and x86-64 Options]: Add -mcld option.
18507 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18509 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18510 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18511 (return_in_memory_64): Likewise.
18512 (return_in_memory_ms_64): Likewise.
18514 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18516 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18517 * builtins.c (fold_builtin_fpclassify): New.
18518 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18519 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18520 * c-common.c (handle_type_generic_attribute): Adjust to accept
18521 fixed arguments before an elipsis.
18522 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18523 * doc/extend.texi: Document __builtin_fpclassify.
18525 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18527 * omp-low.c (gate_expand_omp_ssa): Remove.
18528 (pass_expand_omp_ssa): Remove.
18529 (gate_expand_omp): Do not check for flag_openmp_ssa.
18530 * common.opt (-fopenmp-ssa): Remove.
18531 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18533 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18535 * config/sh/sh.opt (mfixed-range): New option.
18536 * config/sh/sh-protos.h (sh_fix_range): Declare.
18537 * config/sh/sh.c (sh_fix_range): New function.
18538 * config/sh/sh.h (sh_fixed_range_str): Declare.
18539 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18541 * doc/invoke.texi (SH Options): Document -mfixed-range.
18543 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18545 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18546 it before the redeclaration.
18548 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18550 * config/avr/avr.c (get_sequence_length): Add new function.
18551 (expand_prologue, expand_epilogue): Remove duplicate code.
18553 2008-05-22 Rafael Espíndola <espindola@google.com>
18555 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18558 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18560 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18561 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18563 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18564 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18565 (vect_update_misalignment_for_peel): Likewise.
18566 (vector_alignment_reachable_p): Likewise.
18567 * tree-vect-transform.c (vectorizable_load): Likewise.
18568 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18569 (get_vectype_for_scalar_type): Pass mode of scalar_type
18570 to UNITS_PER_SIMD_WORD.
18572 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18573 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18574 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18575 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18576 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18578 2008-05-22 Ira Rosen <irar@il.ibm.com>
18580 PR tree-optimization/36293
18581 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18582 if the first load must be skipped because of a gap.
18584 2008-05-22 Richard Guenther <rguenther@suse.de>
18586 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18587 more cases of offset disambiguation that is possible if
18588 strict-aliasing rules apply.
18589 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18590 for basic offset and type-based disambiguation.
18592 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18594 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18595 ix86_expand_vector_set on V16QImode for SSE4.1.
18597 2008-05-21 Tom Tromey <tromey@redhat.com>
18599 * c.opt (Wimport): Mark as undocumented.
18600 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18602 (Warning Options): Likewise.
18603 * doc/cppopts.texi: Don't mention -Wimport.
18605 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18607 PR tree-optimization/36287
18608 PR tree-optimization/36286
18609 * lambda-code.c (build_access_matrix): Do not use the loop->num
18610 for computing the number of induction variables: use the loop depth
18613 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18616 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18617 option -f(no-)leading-underscore.
18619 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18621 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18622 GET_MODE_NUNITS (mode).
18624 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18626 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18627 (-mmulhw): Add 464 to description.
18628 (-mdlmzb): Likewise.
18629 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18630 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18632 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18633 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18634 * config/rs6000/rs6000.md: Update comments for 464.
18636 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18638 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18640 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18642 * config/i386/sse.md (vec_extractv4sf): Removed.
18643 (vec_extractv2df): Likewise.
18644 (vec_extractv2di): Likewise.
18645 (vec_extractv4si): Likewise.
18646 (vec_extractv8hi): Likewise.
18647 (vec_extractv16qi): Likewise.
18648 (vec_extract<mode>): New.
18650 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18652 * config/i386/sse.md (vec_setv4sf): Removed.
18653 (vec_setv2df): Likewise.
18654 (vec_setv2di): Likewise.
18655 (vec_setv4si): Likewise.
18656 (vec_setv8hi): Likewise.
18657 (vec_setv16qi): Likewise.
18658 (vec_set<mode>): New.
18660 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18662 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18663 goto for vec_concat and vec_interleave.
18665 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18667 * config/i386/sse.md (vec_initv4sf): Removed.
18668 (vec_initv2df): Likewise.
18669 (vec_initv2di): Likewise.
18670 (vec_initv4si): Likewise.
18671 (vec_initv8hi): Likewise.
18672 (vec_initv16qi): Likewise.
18673 (vec_init<mode>): New.
18675 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18677 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18679 2008-05-21 Tom Tromey <tromey@redhat.com>
18681 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18682 (zone_find_object_offset): Likewise.
18683 (gt_ggc_m_S): Likewise.
18684 (highest_bit): Likewise.
18685 * ggc-page.c (gt_ggc_m_S): New function.
18686 * stringpool.c (string_stack): Remove.
18687 (init_stringpool): Update.
18688 (ggc_alloc_string): Use ggc_alloc.
18689 (maybe_delete_ident): New function.
18690 (ggc_purge_stringpool): Likewise.
18691 (gt_ggc_m_S): Remove.
18692 * ggc-common.c (ggc_protect_identifiers): New global.
18693 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18694 ggc_protect_identifiers.
18695 * ggc.h (ggc_protect_identifiers): Declare.
18696 (gt_ggc_m_S): Update.
18697 (ggc_purge_stringpool): Declare.
18698 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18699 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18701 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18703 2008-05-21 David S. Miller <davem@davemloft.net>
18705 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18708 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18710 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18713 2008-05-20 David Daney <ddaney@avtrex.com>
18715 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18716 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18717 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18718 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18719 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18720 (atomic_hiqi_op): New define_code_iterator.
18721 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18722 mips_expand_compare_and_swap_12.
18723 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18724 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18725 (sync_<optab><mode>, sync_old_<optab><mode>,
18726 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18727 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18728 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18729 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18730 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18731 (test_and_set_12): New insn.
18732 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18733 sync_new_<optab><mode>, sync_old_nand<mode>,
18734 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18735 clobber to operand 0 for SI and DI mode insns.
18736 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18737 mips_gen_fn_4): New typedefs.
18738 (mips_gen_fn_ptrs): Define new union type.
18739 (mips_expand_compare_and_swap_12): Remove declaration.
18740 (mips_expand_atomic_qihi): Declare function.
18741 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18742 (mips_expand_atomic_qihi): ... this. Use new generator function
18744 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18745 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18746 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18747 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18748 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18749 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18750 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18751 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18752 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18753 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18756 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18761 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18763 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18764 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18765 (avr_attribute_table): Add 'OS_main' function attribute.
18766 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18767 functions with 'OS_main' attribute.
18769 2008-05-20 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/35204
18772 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18773 helper, split out from ...
18774 (DFS): ... here. Make the DFS walk non-recursive.
18776 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18777 Jan Sjodin <jan.sjodin@amd.com>
18779 PR tree-optimization/36181
18780 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18781 (parallelize_loops): Don't parallelize when the loop has vector
18784 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18785 Sebastian Pop <sebastian.pop@amd.com>
18787 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18788 matrix, and never look at the tree representation of the memory
18790 (linear_transform_loops): Computes parameters and access matrices.
18791 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18793 (access_matrix_get_index_for_parameter): New.
18794 * tree-data-ref.h (struct access_matrix): New.
18795 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18796 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18797 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18798 am_vector_index_for_loop): New.
18799 (struct data_reference): Add field access_matrix.
18800 (DR_ACCESS_MATRIX): New.
18801 (compute_data_dependences_for_loop): Update declaration.
18802 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18803 * lambda.h (lambda_vector_vec_p): Declared.
18804 * lambda-code.c: Depend on pointer-set.h.
18805 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18806 av_for_af_base, av_for_af, build_access_matrix,
18807 lambda_compute_access_matrices): New.
18808 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18810 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18812 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18813 $SOURCEDIR/include.
18815 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18816 Sebastian Pop <sebastian.pop@amd.com>
18818 PR tree-optimization/36206
18819 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18821 (instantiate_scev_1): Rename flags to fold_conversions.
18822 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18823 outeside instantiation_loop.
18824 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18825 (evolution_function_is_affine_or_constant_p): Removed.
18826 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18828 (analyze_siv_subscript): Pass in the loop nest number.
18829 Call evolution_function_is_affine_in_loop instead of
18830 evolution_function_is_affine_p.
18831 (analyze_overlapping_iterations): Pass in the loop nest number.
18833 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18834 Sebastian Pop <sebastian.pop@amd.com>
18836 PR tree-optimization/36206
18837 * tree-chrec.h (chrec_fold_op): New.
18838 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18841 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18843 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18845 (remove_duplicates): Do not set inode on non-inode systems.
18848 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18850 * config.gcc (tm_file): Update comments about relative pathnames.
18852 2008-05-20 Richard Guenther <rguenther@suse.de>
18854 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18855 * tree-ssa-sccvn.c (process_scc): Likewise.
18856 * tree-ssa-sink.c (execute_sink_code): Likewise.
18857 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18858 * tree-vrp.c (process_assert_insertions): Likewise.
18859 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18860 (perform_tree_ssa_dce): Likewise.
18861 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18862 (dump_dominator_optimization_stats): Likewise.
18863 * tree-vectorizer.c (vectorize_loops): Likewise.
18865 2008-05-20 Richard Guenther <rguenther@suse.de>
18867 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18869 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18871 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18872 (ix86_i386elf_return_in_memory): Likewise.
18873 (ix86_i386interix_return_in_memory): Likewise.
18874 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18875 (SUBTARGET_RETURN_IN_MEMORY): New.
18876 * config/i386/i386elf.h: Likewise.
18877 * config/i386/ptx4-i.h: Likewise.
18878 * config/i386/sol2-10.h: Likewise.
18879 * config/i386/sysv4.h: Likewise.
18880 * config/i386/vx-common.h: Likewise.
18881 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18882 * config/i386/i386.c (ix86_return_in_memory): Made static and
18883 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18884 (ix86_i386elf_return_in_memory): Removed.
18885 (ix86_i386interix_return_in_memory): Removed.
18886 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18887 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18889 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18891 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18893 2008-05-19 Xinliang David Li <davidxl@google.com>
18895 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18897 * common.opt: Ditto.
18898 * doc/invoke.texi: Ditto.
18900 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18902 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18903 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18905 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18907 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18908 sizes of operand array from 8/4 to 4/2.
18909 (ix86_expand_vector_init_general): Change size of operand array
18910 from 32 to 16. Remove op0, op1 and half_mode.
18912 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18914 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18915 (ix86_expand_vector_init_interleave): Likewise.
18916 (ix86_expand_vector_init_general): Use them. Assert
18917 word_mode == SImode when n_words == 4.
18919 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18921 * config/i386/i386.c (ix86_secondary_reload): New static function.
18922 (TARGET_SECONDARY_RELOAD): New define.
18923 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18924 * config/i386/i386.md (reload_outqi): Remove.
18926 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18928 PR middle-end/35509
18929 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18930 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18931 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18932 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18933 (fold_builtin_1): Likewise.
18934 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18935 c-common.c (check_builtin_function_arguments): Handle
18936 BUILT_IN_ISINF_SIGN.
18937 * doc/extend.texi: Document __builtin_isinf_sign.
18938 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18940 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18942 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18943 EH cleanup at the end of the pass, search for those that have been
18944 turned into forwarder blocks and do the cleanup on their successor.
18946 2008-05-18 Richard Guenther <rguenther@suse.de>
18948 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18949 pointers to sizetype and vice versa.
18951 2008-05-18 Xinliang David Li <davidxl@google.com>
18953 * gcc/tree-ssa-dce.c: Coding style fix.
18954 (check_pow): Documentation comment.
18955 (check_log): Documenation comment. Coding style fix.
18956 (is_unnecessary_except_errno_call): Ditto.
18957 (gen_conditions_for_pow): Ditto.
18958 (gen_conditions_for_log): Ditto.
18959 (gen_shrink_wrap_conditions): Ditto.
18960 (shrink_wrap_one_built_in_calls): Ditto.
18961 * gcc/doc/invoke.texi: Better documentation string.
18962 * ChangeLog: Fix wrong change log entries from
18963 May 17 checkin on function call DCE.
18965 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18967 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18969 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18971 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18972 * df-problems.c (simulation routines): Fixed block comment to
18973 properly say how to add forwards scanning functions.
18975 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18977 * tree-inline.c (setup_one_parameter): Remove dead code.
18979 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18981 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18982 a BIT_AND_EXPR only for an INTEGER_TYPE.
18984 2008-05-17 Xinliang David Li <davidxl@google.com>
18986 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18987 (check_pow, check_log, is_unnecessary_except_errno_call): New
18988 functions to check for eliminating math functions that are pure
18989 except for setting errno.
18990 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18991 general condition expressions for shrink-wrapping pow/log calls.
18992 (gen_shrink_wrap_conditions): Ditto.
18993 (shrink_wrap_one_built_in_call): Ditto.
18994 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18995 (mark_operand_necessary): If debugging, output if OP is necessary.
18996 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18998 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19000 * gcc/common.opt: New user flag -ftree-builtin-dce.
19001 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19003 2008-05-16 David S. Miller <davem@davemloft.net>
19005 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19006 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19008 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19013 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19015 * ifcvt.c (dead_or_predicable): Rename
19016 df_simulate_one_insn_backwards to df_simulate_one_insn.
19017 * recog.c (peephole2_optimize): Ditto.
19018 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19020 * df.h: Rename df_simulate_one_insn_backwards to
19021 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19022 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19023 scanning of defs and uses.
19024 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19025 (df_simulate_one_insn_forwards): Removed.
19027 2008-05-16 Doug Kwan <dougkwan@google.com>
19029 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19031 (real_from_string): Handle NaNs and Inf as approriate.
19033 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19035 * doc/gty.texi (Source Files Containing Type Information): Note
19036 that headers should appear first in the gtfiles list.
19038 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19040 * tree.def (COND_EXEC): Properly documented this code.
19042 2008-05-16 Diego Novillo <dnovillo@google.com>
19044 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19045 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19048 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19050 * tree-ssa-dse (max_stmt_uid): Removed.
19051 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19052 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19053 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19054 * function.h (cfun.last_stmt_uid): New field.
19055 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19056 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19058 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19059 (create_stmt_ann): Initialize the ann->uid field.
19060 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19062 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19064 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19066 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19067 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19068 (init_empty_tree_cfg): Call it.
19070 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19072 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19075 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19077 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19078 * tree-dump.c (dump_options): New verbose option.
19079 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19081 * tree-pass.h (TDF_VERBOSE): New dump flag.
19082 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19083 (tree-flow.h): Added include.
19084 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19086 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19088 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19090 From Jie Zhang <jie.zhang@analog.com>
19091 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19092 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19093 mcpu=bf561-none and mcpu=bf561-0.2.
19094 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19095 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19096 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19097 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19098 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19099 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19100 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19102 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19103 (cputype_selected): Remove.
19104 (bfin_handle_option): Don't use cputype_selected.
19105 (override_options): When no mcpu option, enable all workarounds.
19106 Don't use bfin_workarounds.
19107 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19109 (DEFAULT_CPU_TYPE): Don't define.
19111 2008-05-16 Richard Guenther <rguenther@suse.de>
19113 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19114 on deletion of the last stmt.
19116 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19118 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19119 V8HImode for SSE2 and V16QImode for SSE4.1.
19121 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19123 * cgraph.h (compute_inline_parameters): Made public.
19124 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19125 variable_generate_summary, function_write_summary,
19126 variable_write_summary, variable_read_summary. Added generate_summary,
19127 write_summary, read_summary.
19128 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19129 pass_ipa_inline.function_generate_summary, to
19130 compute_inline_parameters.
19131 * ipa-inline.c (compute_inline_parameters): Made public and added
19133 (compute_inline_parameters_for_current): New function.
19134 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19135 (inline_generate_summary): Removed parameter and made to loop over
19137 (pass_ipa_inline): Updated for new IPA_PASS structure.
19138 * passes.c (execute_ipa_summary_passes): Now is called once per
19139 pass rather than once per node*pass.
19141 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19143 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19144 avr_have_mul_p, avr_asm_only_p): Remove variables.
19145 (avr_override_options): Remove initialization of removed variables.
19146 (avr_file_start): Convert removed variables to fields of
19147 'struct base_arch_s *avr_current_arch'.
19148 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19149 (AVR_HAVE_MUL): (Ditto.).
19150 (AVR_HAVE_MOVW): (Ditto.).
19151 (AVR_HAVE_LPMX): (Ditto.).
19152 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19153 avr_asm_only_p): Remove declaration.
19155 2008-05-15 Diego Novillo <dnovillo@google.com>
19157 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19158 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19160 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19162 PR middle-end/36194
19163 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19164 Don't call record_truncated_value from here.
19165 (record_truncated_value): Turn it into a for_each_rtx callback.
19166 (record_truncated_values): New function.
19167 (combine_instructions): Call note_uses with record_truncated_values.
19168 Change name of check_conversion to check_promoted_subreg.
19170 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19172 * doc/sourcebuild.texi: Document support for torture tests.
19174 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19176 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19177 to alternative 4 of operand 2.
19179 2008-05-15 Richard Guenther <rguenther@suse.de>
19181 * tree-pass.h (current_pass): Declare.
19182 (get_pass_for_id): Likewise.
19183 * passes.c (passes_by_id, passes_by_id_size): New globals.
19184 (set_pass_for_id): New function.
19185 (get_pass_for_id): Likewise.
19186 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19187 (execute_function_todo): Flush per function statistics.
19188 * toplev.c (compile_file): Init statistics.
19189 (general_init): Do early statistics initialization.
19190 (finalize): Finish statistics.
19191 * statistics.h (statistics_early_init): Declare.
19192 (statistics_init): Likewise.
19193 (statistics_fini): Likewise.
19194 (statistics_fini_pass): Likewise.
19195 (statistics_counter_event): Likewise.
19196 (statistics_histogram_event): Likewise.
19197 * statistics.c: New file.
19198 * Makefile.in (OBJS-common): Add statistics.o.
19199 (statistics.o): Add dependencies.
19200 * doc/invoke.texi (-fdump-statistics): Document.
19202 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19203 (insert): Likewise.
19204 (execute_pre): Use statistics_counter_event.
19205 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19206 (substitute_and_fold): Increment it. Use statistics_counter_event.
19208 2008-05-15 Diego Novillo <dnovillo@google.com>
19210 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19212 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19213 * tree-ssa-alias.c (new_type_alias): Remove references to
19214 sub-variables from comment.
19215 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19217 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19219 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19220 attribute to 1 only for insertps alternative.
19222 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19224 * config/bfin/bfin.md (loadbytes): New pattern.
19225 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19226 (bfin_init_builtins): Initialize it.
19227 (bdesc_1arg): Add it.
19229 2008-05-15 Sa Liu <saliu@de.ibm.com>
19231 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19232 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19233 * testsuite/lib/target-supports.exp: Add
19234 check_effective_target_fortran_integer_16.
19236 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19238 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19239 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19240 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19241 (TARGET_RETURN_IN_MEMORY): Define.
19243 2008-05-15 Richard Guenther <rguenther@suse.de>
19245 PR middle-end/36244
19246 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19247 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19248 represent unmodifiable vars.
19250 2008-05-15 Richard Guenther <rguenther@suse.de>
19252 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19253 INDIRECT_REF and TARGET_MEM_REF.
19254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19257 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19258 H.J. Lu <hongjiu.lu@intel.com>
19260 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19261 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19262 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19263 insn alternatives. Add missing alternatives.
19264 (*vec_concatv2di_rex64_sse4_1): Likewise.
19265 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19266 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19267 Require TARGET_SSE.
19269 2008-05-15 Richard Guenther <rguenther@suse.de>
19271 PR tree-optimization/36009
19272 PR tree-optimization/36204
19273 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19274 (determine_invariantness_stmt): Record the loop a store is
19275 always executed in.
19276 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19279 2008-05-15 Richard Guenther <rguenther@suse.de>
19281 PR tree-optimization/34330
19282 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19283 through the pointer will alias the SMT.
19285 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19287 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19289 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19291 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19293 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19294 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19296 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19297 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19298 (vashl_optab): New optab for vector/vector shifts.
19299 (vashr_optab): Ditto.
19300 (vlshr_optab): Ditto.
19301 (vrotl_optab): Ditto.
19302 (vrotr_optab): Ditto.
19303 (optab_subtype): New enum for optab_for_tree_code call.
19304 (optab_for_tree_code): Add enum optab_subtype argument.
19306 * optabs.c (optab_for_tree_code): Take an additional argument to
19307 distinguish between a vector shift by a scalar and vector shift by
19308 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19309 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19310 vector shift by a vector.
19311 (expand_widen_pattern_expr): Pass additional argument to
19312 optab_for_tree_code.
19314 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19315 vrotl_optab, vrotr_optab.
19317 * expr.c (expand_expr_real_1): Update calls to
19318 optab_for_tree_code to distinguish between vector shifted by a
19319 scalar and vector shifted by a vector.
19320 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19321 (supportable_narrowing_operation): Ditto.
19322 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19323 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19324 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19325 (vect_create_epilog_for_reduction): Ditto.
19326 (vectorizable_reduction): Ditto.
19327 (vectorizable_operation): Ditto.
19328 (vect_strided_store_supported): Ditto.
19329 (vect_strided_load_supported): Ditto.
19330 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19331 * expmed.c (expand_shift): Ditto.
19333 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19335 (ashr@var{m}3): Ditto.
19336 (vashl@var{m}3): Document new vector/vector shift standard name.
19337 (vashr@var{m}3): Ditto.
19338 (vlshr@var{m}3): Ditto.
19339 (vrotl@var{m}3): Ditto.
19340 (vrotr@var{m}3): Ditto.
19342 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19343 (PPERM_INVERT): Ditto.
19344 (PPERM_REVERSE): Ditto.
19345 (PPERM_REV_INV): Ditto.
19346 (PPERM_ZERO): Ditto.
19347 (PPERM_ONES): Ditto.
19348 (PPERM_SIGN): Ditto.
19349 (PPERM_INV_SIGN): Ditto.
19350 (PPERM_SRC1): Ditto.
19351 (PPERM_SRC2): Ditto.
19353 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19354 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19355 allows a memory operand to be the value being added, and split it
19356 to improve vectorization.
19357 (sse5_pmacsdqh_mem): Ditto.
19358 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19359 (sse5_mulv2div2di3_high): Ditto.
19360 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19361 (vec_pack_trunc_v4si): Ditto.
19362 (vec_pack_trunc_v2di): Ditto.
19363 (sse5_pcmov_<mode>): Remove code that tried to use use
19364 andps/andnps instead of pcmov.
19365 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19366 pmacsdqh instructions.
19367 (vec_widen_smult_lo_v4si): Ditto.
19369 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19370 (PPERM_INVERT): Ditto.
19371 (PPERM_REVERSE): Ditto.
19372 (PPERM_REV_INV): Ditto.
19373 (PPERM_ZERO): Ditto.
19374 (PPERM_ONES): Ditto.
19375 (PPERM_SIGN): Ditto.
19376 (PPERM_INV_SIGN): Ditto.
19377 (PPERM_SRC1): Ditto.
19378 (PPERM_SRC2): Ditto.
19379 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19381 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19383 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19384 says ignore whether the last reference is a memory operand.
19386 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19387 Paolo Bonzini <bonzini at gnu dot org>
19389 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19392 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19393 (vlshr<mode>3): Rename from vlshr<mode>3.
19394 (vashr<mode>3): Rename from vashr<mode>3.
19395 (mulv4sf3): Change the names of vector shift patterns.
19399 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19402 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19427 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19428 (floatunssidf2_internal): Change vector/vector shift names.
19429 (floatunsdidf2_internal): Ditto.
19436 (vashl<mode>3): Rename from ashl<mode>3.
19437 (vashr<mode>3): Rename from ashr<mode>3.
19438 (vlshr<mode>3): Rename from lshr<mode>3.
19439 (vrotl<mode>3): Rename from rotl<mode>3.
19441 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19444 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19445 multiply gives the wrong value when doing widening multiplies.
19446 (vec_widen_smult_lo_v4si): Ditto.
19448 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19450 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19451 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19452 emit_library_call_value.
19453 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19454 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19455 * calls.c (initialize_argument_information, precompute_arguments,
19456 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19457 (precompute_arguments): Removed flags parameter.
19458 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19460 2008-05-14 Richard Guenther <rguenther@suse.de>
19462 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19463 Make sure to register the store if the use is a PHI_NODE.
19465 2008-05-14 Olivier Hainque <hainque@adacore.com>
19467 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19468 memory if the component is to be referenced in BLKmode according
19469 to get_inner_reference.
19471 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19473 * calls.c (emit_library_call_value_1): Restore code clearing
19474 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19476 2008-05-14 Olivier Hainque <hainque@adacore.com>
19477 Nicolas Roche <roche@adacore.com>
19479 * configure.ac: Add support for a "gcc_subdir" variable in
19480 config-lang.in, to denote a subdirectory where the language/GCC
19481 integration files are to be found.
19482 * configure: Regenerate.
19484 2008-05-14 Ira Rosen <irar@il.ibm.com>
19486 PR tree-optimization/36098
19487 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19488 value for the first load in the group in case of a gap.
19489 (vect_build_slp_tree): Check that there are no gaps in loads.
19491 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19493 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19494 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19495 expand_copysign_bit): Change call to emit_no_conflict_block to
19496 emit_insn and remove unneeded code to construct extra args.
19497 (emit_no_conflict_block): Removed.
19498 * optabls.h (emit_no_conflict_block): Removed.
19499 * cse.c (cse_extended_basic_block): Remove search for
19500 REG_NO_CONFLICT note.
19501 * global.c: Removed incorrect comment added in revision 117.
19502 * expr.c (convert_move): Change call to emit_no_conflict_block to
19504 * recog.c: Change comments so that they do not mention
19506 * local_alloc.c (combine_regs): Removed last parameter.
19507 (no_conflict_p): Removed.
19508 (block_alloc): Removed note, no_conflict_combined_regno and set
19509 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19510 (combine_regs): Removed already_dead and code to look for
19511 REG_NO_CONFLICT notes.
19512 * lower_subreg (remove_retval_note): Removed code to look for
19513 REG_NO_CONFLICT block.
19514 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19515 (resolve_clobber): Remove code to process libcalls that have
19516 REG_NO_CONFLICT notes.
19517 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19519 * combine.c (can_combine_p, distribute_notes): Removed
19520 REG_NO_CONFLICT case.
19521 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19523 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19524 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19526 * reg-notes.def (NO_CONFLICT): Removed.
19528 2008-05-14 David S. Miller <davem@davemloft.net>
19530 * config/sparc/sparc.c (sparc_profile_hook): If
19531 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19532 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19533 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19535 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19537 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19539 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19542 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19543 and op1 expansion before vector concat to have less live pseudos.
19545 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19547 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19548 ix86_expand_vector_set if supported.
19550 2008-05-13 Diego Novillo <dnovillo@google.com>
19551 Kenneth Zadeck <zadeck@naturalbridge.com>
19553 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19555 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19556 phinodes_print_statistics, init_ssanames, fini_ssanames,
19557 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19558 release_ssa_name, release_defs, replace_ssa_name_symbol,
19559 ssanames_print_statistics): Move ...
19560 * tree-flow.h: ... here.
19561 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19562 Use FN instead of cfun.
19563 (make_ssa_name_fn): Rename from make_ssa_name.
19564 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19565 * tree-flow-inline.h (make_ssa_name): Move from
19566 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19567 * omp-low.c (expand_omp_parallel):
19568 * tree-flow-inline.h (redirect_edge_var_map_result):
19569 * tree-ssa.c (init_tree_ssa): Add argument FN.
19570 Use it instead of cfun. Update all users.
19572 2008-05-13 Tom Tromey <tromey@redhat.com>
19574 PR preprocessor/22168:
19575 * doc/cpp.texi (Top): Update menu.
19576 (Alternatives to Wrapper #ifndef): New node.
19577 (Other Directives): Document deprecation.
19578 (Obsolete Features): Remove menu.
19579 (Assertions): Merge node into Obsolete Features.
19580 (Obsolete once-only headers): Move earlier; rename to Alternatives
19581 to Wrapper #ifndef.
19582 * doc/cppopts.texi: Update.
19583 * c.opt (Wdeprecated): Enable for C and ObjC.
19584 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19585 (C++ Dialect Options): Move -Wno-deprecated from here to...
19586 (Warning Options): ... here.
19588 2008-05-13 Richard Guenther <rguenther@suse.de>
19590 PR middle-end/36227
19591 * fold-const.c (fold_sign_changed_comparison): Do not allow
19592 changes in pointer-ness.
19594 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19597 * config/sh/sh.c (sh_expand_prologue): Don't clear
19598 RTX_FRAME_RELATED_P for push insns.
19600 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19602 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19604 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19606 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19607 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19608 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19610 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19612 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19613 (*vec_concatv4sf_sse): This.
19614 (*sse2_concatv2si): Renamed to ...
19615 (*vec_concatv2si_sse2): This.
19616 (*sse1_concatv2si): Renamed to ...
19617 (*vec_concatv2si_sse): This.
19618 (*vec_concatv2di_rex): Renamed to ...
19619 (*vec_concatv2di_rex64): This.
19620 (*vec_concatv2si_sse4_1): New.
19621 (*vec_concatv2di_rex64_sse4_1): Likewise.
19623 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19625 PR rtl-optimization/36111
19626 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19627 that was created for swappable operands.
19629 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19632 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19633 * configure.ac: Add call to ACX_PROG_GNAT.
19635 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19637 * optc-gen.awk: Fix comment typo.
19639 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19641 * pretty-print.c (pp_integer_with_precision): Use
19642 HOST_LONG_LONG_FORMAT.
19644 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19646 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19648 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19650 * config/i386/i386.c (bdesc_ptest): Removed.
19651 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19652 (bdesc_args): Add __builtin_ia32_ptestz128,
19653 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19654 (ix86_init_mmx_sse_builtins): Updated.
19655 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19656 (ix86_expand_builtin): Updated.
19658 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19660 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19661 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19663 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19665 * value-prof.c (interesting_stringop_to_profile): Do not
19666 return early for BUILT_IN_MEMPCPY.
19668 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19670 * calls.c (expand_call): Don't use callgraph to increase
19671 preferred_stack_boundary.
19673 * cgraph.h (cgraph_rtl_info): Use unsigned on
19674 preferred_incoming_stack_boundary.
19676 * final.c (rest_of_clean_state): Use unsigned on
19677 preferred_stack_boundary.
19679 2008-05-09 Tom Tromey <tromey@redhat.com>
19681 PR preprocessor/22231:
19682 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19685 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19687 PR tree-optimization/36129
19688 * tree-ssa-ccp.c: Include value-prof.h.
19689 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19690 built-in function was folded to a constant.
19691 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19693 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19694 Sebastian Pop <sebastian.pop@amd.com>
19696 * tree-scalar-evolution.c: Document instantiate_scev.
19697 (instantiate_parameters_1): Renamed instantiate_scev_1.
19698 Don't use the same loop for instantiation_loop and evolution_loop.
19699 (instantiate_scev): New.
19700 (instantiate_parameters): Moved...
19701 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19702 same loop twice. Maintains the semantics for this function.
19703 * tree-scalar-evolution.h (instantiate_scev): Declare.
19704 (instantiate_parameters): ...here. Now static inline.
19705 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19706 instead of resolve_mixers.
19708 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19710 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19712 2008-05-09 Tomas Bily <tbily@suse.cz>
19714 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19715 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19716 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19717 * c-common.c (c_common_truthvalue_conversion): Likewise.
19718 * tree-object-size.c (compute_object_offset): Likewise.
19719 * tree-inline.c (estimate_num_insns_1): Likewise.
19720 * varasm.c (const_hash_1, compare_constant, copy_constant)
19721 (compute_reloc_for_constant, output_addressed_constants)
19722 (initializer_constant_valid_p): Likewise.
19723 * c-omp.c (check_omp_for_incr_expr): Likewise.
19724 * gimplify.c (gimplify_expr): Likewise.
19725 * c-typeck.c (c_finish_return): Likewise.
19726 * tree-vectorizer.c (supportable_widening_operation)
19727 (supportable_narrowing_operation): Likewise.
19728 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19729 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19730 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19731 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19732 (descr_info_loc): Likewise.
19733 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19734 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19735 (fold_unary): Likewise.
19736 * builtins.c (get_pointer_alignment): Likewise.
19737 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19738 (instantiate_parameters_1): Likewise.
19739 * tree.c (expr_align, stabilize_reference): Likewise.
19740 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19741 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19742 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19743 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19744 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19745 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19747 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19748 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19749 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19750 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19751 (forward_propagate_comparison)
19752 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19753 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19754 * emit-rtl.c (component_ref_for_mem_expr)
19755 (set_mem_attributes_minus_bitpos): Likewise.
19756 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19757 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19759 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19760 (build_function_call, pointer_diff, build_compound_expr)
19761 (c_finish_return): Likewise.
19762 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19763 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19765 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19766 * expr.c (is_aligning_offset): Likewise.
19767 * tree-ssa-alias.c (is_escape_site): Likewise.
19768 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19769 (check_all_va_list_escapes): Likewise.
19770 * tree-ssa-loop-ivopts.c (determine_base_object)
19771 (determine_common_wider_type): Likewise.
19772 * dojump.c (do_jump): Likewise.
19773 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19774 * tree-gimple.c (is_gimple_cast): Likewise.
19775 * fold-const.c (decode_field_reference)
19776 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19777 (fold_binary): Likewise.
19778 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19779 (already_warned_in_frontend_p): Likewise.
19780 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19781 * tree.c (really_constant_p, get_unwidened): Likewise.
19782 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19783 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19784 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19786 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19788 (CONVERT_EXPR_P): Define.
19789 (CASE_CONVERT): Define.
19791 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19793 PR middle-end/36117
19794 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19795 (delete_unmarked_insns): When deleting a call, call
19796 delete_unreachable_blocks.
19797 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19798 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19800 2008-05-08 Richard Guenther <rguenther@suse.de>
19802 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19803 (-ftree-salias): Likewise.
19804 (salias-max-implicit-fields): Remove param documentation.
19805 (salias-max-array-elements): Likewise.
19806 * tree-pass.h (pass_create_structure_vars): Remove.
19807 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19808 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19809 * tree-ssa-alias.c (create_structure_vars): Remove.
19810 (gate_structure_vars): Likewise.
19811 (pass_create_structure_vars): Likewise.
19812 (gate_build_alias): Likewise.
19813 (pass_build_alias): Adjust to run always and dump the function.
19814 * common.opt (ftree-salias): Hide.
19815 * passes.c (init_optimization_passes): Remove
19816 pass_create_structure_vars, adjust comment.
19817 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19818 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19819 * opts.c (decode_options): Do not set flag_tree_salias.
19820 (common_handle_option): Add OPT_ftree_salias to the backward
19821 compatibility section.
19823 2008-05-08 Richard Guenther <rguenther@suse.de>
19825 * tree-flow-inline.h (var_can_have_subvars): Move ...
19826 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19827 * tree-flow.h (var_can_have_subvars): Remove.
19828 (push_fields_onto_fieldstack): Remove.
19829 (sort_fieldstack): Likewise.
19830 (struct fieldoff): Move ...
19831 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19832 alias_set and base_for_components fields.
19833 (sort_fieldstack): Make static.
19834 (push_fields_onto_fieldstack): Likewise. Remove code that
19835 handles anything but RECORD_TYPEs. Remove alias_set and
19836 base_for_components handling.
19837 (create_variable_info_for): Adjust.
19839 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19841 * common.opt (Wframe-larger-than=): Shorten the help message
19843 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19845 2008-05-08 Rafael Espíndola <espindola@google.com>
19847 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19849 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19850 trap and that both operands are gimple values.
19851 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19852 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19855 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19857 * read-rtl.c (join_c_conditions): Return the first string if the
19858 two strings are equal.
19860 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19862 * gensupport.h (pred_data): Add a "num_codes" field.
19863 (add_predicate_code): Declare.
19864 * gensupport.c (add_predicate_code): New function.
19865 (std_pred_table): Add an "allows_const_p" field.
19866 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19867 Remove the (incomplete) list of such codes from the codes field.
19868 (init_predicate_table): Use add_predicate_code. Add all
19869 RTX_CONST_OBJs if allows_const_p is true.
19870 * genrecog.c (process_define_predicate): Use add_predicate_code.
19872 2008-05-08 David Daney <ddaney@avtrex.com>
19873 Richard Sandiford <rsandifo@nildram.co.uk>
19875 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19876 special case of constant zero operands.
19877 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19878 old and new values. Special case constant zero values.
19879 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19881 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19882 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19884 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19887 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19888 similar RTX_CONST_OBJ before CONST_INT.
19890 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19892 * stmt.c (expand_stack_restore): Change sa mode if needed.
19894 2008-05-08 Richard Guenther <rguenther@suse.de>
19896 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19897 return type to bool.
19898 (ix86_sol10_return_in_memory): Likewise.
19899 (ix86_i386elf_return_in_memory): Likewise.
19900 (ix86_i386interix_return_in_memory): Likewise.
19901 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19902 (ix86_sol10_return_in_memory): Likewise.
19903 (ix86_i386elf_return_in_memory): Likewise.
19904 (ix86_i386interix_return_in_memory): Likewise.
19906 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19909 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19911 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19912 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19915 2008-05-08 Richard Guenther <rguenther@suse.de>
19917 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19918 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19919 (DR_SUBVARS): Remove.
19920 * tree-dfa.c (dump_subvars_for): Remove.
19921 (debug_subvars_for): Likewise.
19922 (dump_variable): Do not dump subvars.
19923 (remove_referenced_var): Do not remove subvars.
19924 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19925 (lookup_subvars_for_var): Remove.
19926 (get_subvars_for_var): Likewise.
19927 (get_subvars_at): Likewise.
19928 (get_first_overlapping_subvar): Likewise.
19929 (overlap_subvar): Likewise.
19930 * tree-flow.h (subvar_t): Remove.
19931 (struct var_ann_d): Remove subvars field.
19932 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19933 argument. Remove special handling of SFTs.
19934 (compute_tag_properties): Likewise.
19935 (set_initial_properties): Likewise.
19936 (compute_call_clobbered): Likewise.
19937 (count_mem_refs): Likewise.
19938 (compute_memory_partitions): Likewise.
19939 (compute_flow_insensitive_aliasing): Likewise.
19940 (setup_pointers_and_addressables): Likewise.
19941 (new_type_alias): Likewise.
19942 (struct used_part): Remove.
19943 (used_portions): Likewise.
19944 (struct used_part_map): Likewise.
19945 (used_part_map_eq): Likewise.
19946 (used_part_map_hash): Likewise.
19947 (free_used_part_map): Likewise.
19948 (up_lookup): Likewise.
19949 (up_insert): Likewise.
19950 (get_or_create_used_part_for): Likewise.
19951 (create_sft): Likewise.
19952 (create_overlap_variables_for): Likewise.
19953 (find_used_portions): Likewise.
19954 (create_structure_vars): Likewise.
19955 * tree.def (STRUCT_FIELD_TAG): Remove.
19956 * tree.h (MTAG_P): Adjust.
19957 (struct tree_memory_tag): Remove base_for_components and
19958 unpartitionable flags.
19959 (struct tree_struct_field_tag): Remove.
19960 (SFT_PARENT_VAR): Likewise.
19961 (SFT_OFFSET): Likewise.
19962 (SFT_SIZE): Likewise.
19963 (SFT_NONADDRESSABLE_P): Likewise.
19964 (SFT_ALIAS_SET): Likewise.
19965 (SFT_UNPARTITIONABLE_P): Likewise.
19966 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19967 (union tree_node): Remove sft field.
19968 * alias.c (get_alias_set): Remove special handling of SFTs.
19969 * print-tree.c (print_node): Remove handling of SFTs.
19970 * tree-dump.c (dequeue_and_dump): Likewise.
19971 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19972 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19973 * tree-predcom.c (set_alias_info): Do not set subvars.
19974 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19975 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19976 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19977 (add_vars_for_offset): Remove.
19978 (add_virtual_operand): Remove special handling of SFTs.
19979 (add_call_clobber_ops): Likewise.
19980 (add_call_read_ops): Likewise.
19981 (get_asm_expr_operands): Likewise.
19982 (get_modify_stmt_operands): Likewise.
19983 (get_expr_operands): Likewise.
19984 (add_to_addressable_set): Likewise.
19985 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19986 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19987 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19988 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19989 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19990 (tree_node_structure): Likewise.
19991 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19993 (find_what_p_points_to): Likewise.
19995 2008-05-08 Sa Liu <saliu@de.ibm.com>
19997 * config/spu/spu.md: Fixed subti3 pattern.
19999 2008-05-08 Richard Guenther <rguenther@suse.de>
20001 PR middle-end/36154
20002 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20003 sure to create a representative for trailing arrays for PTA.
20005 2008-05-08 Richard Guenther <rguenther@suse.de>
20007 PR middle-end/36172
20008 * fold-const.c (operand_equal_p): Two objects which types
20009 differ in pointerness are not equal.
20011 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20013 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20014 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20015 (emit_library_call_value_1): Add new variable fndecl initialized by
20016 NULL_TREE. It should be the decl type of orgfun, but this information
20017 seems not to be available here, so it uses the default calling abi.
20018 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20019 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20020 by TARGET_RETURN_IN_MEMORY.
20021 * config/i386/i386-interix.h: Likewise.
20022 * config/i386/i386.h: Likewise.
20023 * config/i386/i386elf.h: Likewise.
20024 * config/i386/ptx4-i.h: Likewise.
20025 * config/i386/sol2-10.h: Likewise.
20026 * config/i386/sysv4.h: Likewise.
20027 * config/i386/vx-common.h: Likewise.
20028 * config/cris/cris.h: Removed #if 0 clause.
20029 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20030 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20032 (ix86_sol10_return_in_memory): Likewise.
20033 (ix86_i386elf_return_in_memory): New.
20034 (ix86_i386interix_return_in_memory): New.
20035 * config/mt/mt-protos.h (mt_return_in_memory): New.
20036 * config/mt/mt.c: Likewise.
20037 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20038 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20039 * config/bfin/bfin.h: Likewise.
20040 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20042 * config/bfin/bfin.c: Likewise.
20043 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20044 * config/alpha/unicosmk.h: Likewise.
20045 * config/i386/cygming.h: Likewise.
20046 * config/iq2000/iq2000.h: Likewise.
20047 * config/mips/mips.h: Likewise.
20048 * config/mn10300/mn10300.h: Likewise.
20049 * config/rs6000/rs6000.h: Likewise.
20050 * config/score/score.h: Likewise.
20051 * config/spu/spu.h: Likewise.
20052 * config/v850/v850.h: Likewise.
20053 * defaults.h: Likewise.
20054 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20055 * expr.c (emit_block_move): Adjust use of
20056 OUTGOING_REG_PARM_STACK_SPACE.
20057 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20058 OUTGOING_REG_PARM_STACK_SPACE.
20059 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20061 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20063 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20064 on OMP_RETURN for OMP_FOR.
20067 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20068 (fortran_common): New function.
20069 (gen_variable_die): Call fortran_common instead of common_check,
20070 adjust for it returning tree instead of rtx. Formatting.
20072 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20076 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20077 * c-decl.c (merge_decls): Ditto.
20078 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20079 to RTL_CONST_OR_PURE_CALL_P.
20080 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20081 Initialized DECL_LOOPING_CONST_PURE.
20082 (process_call_operands): Set tree_side_effects properly.
20083 * tree.h (TREE_READONLY_DECL_P): Removed.
20084 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20085 (DECL_LOOPING_OR_CONST_P): New macro.
20086 (struct tree_function_decl): Added looping_const_or_pure_p.
20087 (ECF_*) Renumbered.
20088 (ECF_LOOPING_OR_CONST_P): New macro.
20089 * rtlanal.c (pure_const_p): Removed.
20090 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20091 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20092 to RTL_CONST_CALL_P.
20093 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20094 (check_decl, check_tree, check_call, scan_function): Initialize
20096 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20097 (static_execute): Set looping true for recursive functions.
20098 Undo setting state to IPA_NEITHER for recursive functions.
20099 * cse.c (cse_insn):
20100 * ifcvt.c (noce_can_store_speculate_p): Changed
20101 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20102 RTL_CONST_OR_PURE_CALL_P.
20103 * dse.c (scan_insn): Ditto.
20104 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20105 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20106 RTL_CONST_OR_PURE_CALL_P.
20107 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20108 pure_call_p to RTL_CONST_CALL_P.
20109 * gimplify.c (gimplify_call_expr): Clear side effects for
20110 non-looping pure and constant calls.
20111 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20112 (flags_from_decl_or_type): Set ecf flags from decl flags.
20113 (initialize_argument_information): Turn off
20114 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20115 Change const to pure if callee_copies is true rather than just
20117 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20118 way of marking pure calls.
20119 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20120 Remove hack that was supposed to fix pr7335 and remove old
20121 way of marking pure calls.
20122 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20123 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20124 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20125 RTL_CONST_OR_PURE_CALL_P.
20126 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20127 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20128 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20129 * sched-deps.c (schedule_analyze): Ditto.
20130 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20131 return_val field of calls to represent pure and const function info.
20132 (CONST_OR_PURE_CALL_P): Deleted macro.
20133 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20134 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20135 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20137 * tree-optimize.c (execute_fixup_cfg): Added test for
20138 ECF_LOOPING_CONST_OR_PURE.
20139 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20141 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20142 effects for looping pure or const calls.
20143 (verify_gimple_expr): Added verification code.
20144 * config/alpha/alpha.c (alpha_legitimize_address,
20145 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20147 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20148 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20149 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20150 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20151 RTL_CONST_OR_PURE_CALL_P.
20152 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20153 and const calls to be deleted.
20155 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20158 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20159 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20160 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20161 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20162 to handle nonimmediate operands.
20163 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20164 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20165 to handle nonimmediate operands.
20166 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20167 (mmx_pmulhrwv4hi3): New expander. Use
20168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20169 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20170 (sse2_umulv1siv1di3): New expander. Use
20171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20172 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20173 (mmx_eq<mode>3): New expander. Use
20174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20175 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20176 (mmx_uavgv8qi3): New expander. Use
20177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20178 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20179 (mmx_uavgv4hi3): New expander. Use
20180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20182 * config/i386/sse.md
20183 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20184 to handle nonimmediate operands.
20185 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20186 to handle nonimmediate operands.
20187 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20188 to handle nonimmediate operands.
20189 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20190 to handle nonimmediate operands.
20191 (sse2_unpckhpd_exp): New expander. Use
20192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20193 (sse2_unpcklpd_exp): New expander. Use
20194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20195 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20196 to handle nonimmediate operands.
20197 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20198 to handle nonimmediate operands.
20199 (*sse2_<plusminus_insn><mode>3): Rename from
20200 sse2_<plusminus_insn><mode>3 insn pattern.
20201 (sse2_<plusminus_insn><mode>3): New expander. Use
20202 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20203 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20204 (sse2_umulv2siv2di3): New expander. Use
20205 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20206 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20207 (sse4_1_mulv2siv2di3): New expander. Use
20208 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20209 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20210 (sse2_pmaddwd): New expander. Use
20211 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20212 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20213 (sse2_eq<mode>3): New expander. Use
20214 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20215 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20216 (sse4_1_eqv2di3): New expander. Use
20217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20218 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20219 (sse2_uavgv16qi3): New expander. Use
20220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20221 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20222 (sse2_uavgv16qi3): New expander. Use
20223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20224 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20225 (sse2_uavgv8hi3): New expander. Use
20226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20227 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20228 (ssse3_pmulhrswv8hi3): New expander. Use
20229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20230 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20231 (ssse3_pmulhrswv4hi3): New expander. Use
20232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20234 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20235 (<sse>_vmmul<mode>3): Ditto.
20236 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20238 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20239 (ssse3_pmaddubsw): Ditto.
20241 * config/i386/i386.c (struct_builtin_description)
20242 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20243 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20244 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20245 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20246 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20247 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20248 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20249 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20250 (ix86_fixup_binary_operands): Assert that src1
20251 and src2 must have the same mode when swapped.
20252 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20253 and ix86_binary_operator_ok. Do not force operands in registers
20256 2008-05-07 Jan Hubicka <jh@suse.cz>
20258 * cgraph.c (dump_cgraph_node): Update.
20259 * cgraph.h (cgraph_local_info): Break out inline summary.
20260 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20262 * ipa-inline (inline_summary): New accestor function.
20263 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20264 cgraph_decide_inlining, compute_inline_parameters): Update.
20265 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20267 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20269 Cleanup ColdFire scheduling support and add V4 pipeline model.
20271 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20272 (define_attr cpu): Add cfv4 value.
20273 (define_attr type, define_attr type1): Merge into a single 'type'
20274 attribute. Update all uses.
20275 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20276 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20278 (define_attr opx_mem, define_attr opy_mem): Remove.
20279 (define_attr op_mem): Clean up, update comment.
20280 (define_attr size): Use specific values instead of general int.
20281 (define_attr guess, define_attr split): Remove. Update all uses.
20282 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20283 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20284 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20285 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20286 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20287 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20288 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20289 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20290 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20291 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20292 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20293 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20294 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20295 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20296 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20297 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20298 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20299 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20300 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20301 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20302 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20303 Update or set attributes.
20304 (stack_tie): New fake instruction.
20306 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20307 (m68k_sched_attr_size): Update declaration.
20308 (m68k_sched_attr_type2): Remove.
20309 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20310 Declare new bypass predicates.
20312 * config/m68k/m68k.c (m68k_sched_issue_rate,
20313 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20315 (TARGET_SCHED_ISSUE_RATE,
20316 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20317 (override_options): Handle scheduling for ColdFire V4 core.
20318 (m68k_expand_prologue): Emit stack_tie.
20319 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20320 'OP_TYPE_FPN'. Update all uses.
20321 (sched_guess_p): Remove.
20322 (sched_address_type): Handle symbolic addresses.
20323 (sched_get_operand): New static function.
20324 (sched_operand_type): Merge into sched_attr_op_type.
20325 (sched_attr_op_type): Handle FP registers, handle quick constants,
20327 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20328 (m68k_sched_attr_size): Update. Move logic to ...
20329 (sched_get_attr_size_int): New static function.
20330 (sched_get_opxy_mem_type): New static function.
20331 (m68k_sched_attr_op_mem): Update.
20332 (m68k_sched_attr_type2): Remove.
20333 (sched_cfv4_bypass_data): New static variable.
20334 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20335 (m68k_sched_issue_rate): Implement scheduler hook.
20336 (struct _sched_ib: enabled_p): New field.
20337 (m68k_sched_variable_issue): Update. Handle V4.
20338 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20339 sched_dump_class_func_t, sched_dump_split_class,
20340 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20341 sched_dump_dfa_class, m68k_sched_dump): Remove.
20342 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20344 (m68k_sched_init_global): Remove statisctics dumping, introduce
20345 sanity check that all instructions have pipeline reservations. Handle
20347 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20348 Handle ColdFire V4 core.
20349 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20350 New static functions.
20351 (m68k_sched_address_bypass_p): New bypass predicate.
20352 (sched_get_indexed_address_scale): New static function.
20353 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20355 * cf.md: Update comments.
20356 (define_attr type2): Remove. Use 'type' attribute instead.
20358 (cf_ib): Rename to cfv123_ib. Update all uses.
20359 (cf_oep): Rename to cfv123_oep. Update all uses.
20360 (cf_chr): Rename to cfv123_chr. Update all uses.
20361 (cf_mem): Rename to cfv123_mem. Update all uses.
20362 (cf_mac): Move to more appropriate place.
20363 (cfv123_guess): New automaton and cpu_unit.
20364 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20365 Update uses of 'size' attribute. Handle before reload scheduling.
20366 (cfv123_guess): New dummy reservation for unhandled instructions.
20367 (cfv4_*): Pipeline description of ColdFire V4 core.
20368 (ignore): New reservation to handle 'ignore' type.
20370 2008-05-07 Ian Lance Taylor <iant@google.com>
20372 PR middle-end/36013
20373 * gimplify.c (find_single_pointer_decl_1): Don't look through
20375 (find_single_pointer_decl): Adjust comments.
20377 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20379 PR middle-end/36137
20380 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20381 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20383 PR middle-end/36106
20384 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20385 integral type rather than floating point, then VIEW_CONVERT_EXPR
20386 to the floating point type.
20388 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20390 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20391 TFmode op0 to register.
20393 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20395 * c-decl.c (grokdeclarator): Comment typo.
20397 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20399 * tree-flow.h: Remove prototype for computed_goto_p.
20400 * tree-cfg.c (computed_goto_p): Make static.
20402 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20405 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20406 (contains_aligned_value_p): This. Handle _Decimal128.
20407 (ix86_function_arg_boundary): Only align _Decimal128 to its
20408 natural boundary and handle it properly.
20410 2008-05-06 Martin Jambor <mjambor@suse.cz>
20412 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20413 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20414 (ipcp_method_set_orig_node): Removed.
20415 (ipcp_cval_get_cvalue_type): Removed.
20416 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20417 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20418 (ipcp_cval_set_cvalue_type): Removed.
20419 (ipcp_cval_get_cvalue): Removed.
20420 (ipcp_cval_set_cvalue): Removed.
20421 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20422 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20423 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20424 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20425 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20426 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20427 (ipcp_get_ith_lattice): Changed parameters.
20428 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20429 (ipcp_lattice_from_jfunc): Changed parameters.
20430 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20431 (ipcp_method_cval_print): Added temporary variable info.
20432 (ipcp_redirect): Removed already unused local variable caller.
20433 (ipcp_redirect): New temporary variable orig_callee_info
20434 (ipcp_redirect): Removed newly unused local variable callee.
20435 (ipcp_redirect): Removed (a bit confusing) local variable type.
20436 (ipcp_insert_stage): Added local variable info.
20437 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20439 (ipcp_formal_create): Removed.
20440 (ipcp_method_cval_set): Removed.
20441 (ipcp_propagate_stage): Renamed lattice variables.
20442 (ipcp_method_cval_set_cvalue_type): Removed.
20443 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20444 (ipcp_print_all_lattices): Changed printed strings to refer to
20445 lattices rather than cvals.
20446 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20447 (ipcp_propagate_const): Changed formal parameters.
20448 (build_const_val): Changed formal parameters.
20449 (ipcp_insert_stage): Removed useless variable cvalue
20450 (build_const_val): Changed formal parameters.
20451 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20452 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20453 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20454 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20455 (ipcp_print_func_profile_counts): Changed string from "method" to
20457 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20458 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20459 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20460 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20461 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20462 (ipcp_lat_is_const): Changed parameters and made inline.
20463 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20464 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20465 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20466 the predicate condition directly
20467 (ipcp_propagate_stage): Added local variable args. Removed local
20468 variable callee. (Both are mere code simplifications.)
20469 (ipcp_method_dont_insert_const): Renamed to
20470 ipcp_node_not_modifiable_p.
20471 (ipcp_node_not_modifiable_p): Made inline.
20472 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20473 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20474 (ipcp_print_all_lattices): Removed variable cvalue
20475 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20478 2008-05-06 Olivier Hainque <hainque@adacore.com>
20480 * tree-sra.c (try_instantiate_multiple_fields): Early return
20481 if field has POINTER_TYPE.
20483 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20485 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20486 by using 'q' specifier for instruction.
20487 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20489 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20491 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20492 Change mode of zero_extract from QImode to HImode.
20493 (sign bit tests peepholes): (Ditto.).
20495 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20497 * config/i386/mmx.md: Remove double backslashes from asm templates.
20498 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20499 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20500 to handle nonimmediate operands.
20501 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20502 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20503 to handle nonimmediate operands.
20504 (*mmx_<code>v2sf3_finite): New insn pattern.
20505 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20506 (mmx_<code>v2sf3): New expander. Use
20507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20508 (mmx_<plusminus_insn><mode>3): New expander. Use
20509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20510 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20511 (mmx_add<mode>3): Removed.
20512 (mmx_ssadd<mode>3): Ditto.
20513 (mmx_usadd<mode>3): Ditto.
20514 (mmx_sub<mode>3): Ditto.
20515 (mmx_sssub<mode>3): Ditto.
20516 (mmx_ussub<mode>3): Ditto.
20517 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20518 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20519 to handle nonimmediate operands.
20520 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20522 (mmx_smulv4hi3_highpart): New expander. Use
20523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20524 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20526 (mmx_umulv4hi3_highpart): New expander. Use
20527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20528 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20529 (mmx_<code>v4hi3): New expander. Use
20530 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20531 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20532 (mmx_<code>v8qi3): New expander. Use
20533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20534 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20535 (mmx_<code><mode>3): New expander. Use
20536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20538 2008-05-05 Jan Hubicka <jh@suse.cz>
20540 PR tree-optimization/36118
20541 * passes.c (pass_init_dump_file): Fix dump header.
20543 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20545 PR middle-end/36141
20546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20547 VCE for function decls.
20549 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20551 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20553 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20555 * config/i386/i386.md (sat_plusminus): New.
20556 (plusminus_insn): Likewise.
20557 (plusminus_mnemonic): Likewise.
20559 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20560 (*<addsub><mode>3_cc_overflow): Renamed to ...
20561 (*<plusminus_insn><mode>3_cc_overflow): This.
20562 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20563 (*<plusminus_insn>si3_zext_cc_overflow): This.
20565 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20566 (<plusminus_insn><mode>3): This.
20567 (*<addsub><mode>3): Renamed to ...
20568 (*<plusminus_insn><mode>3): This.
20569 (<sse>_vm<addsub><mode>3): Renamed to ...
20570 (<sse>_vm<plusminus_insn><mode>3): This.
20571 (sse3_h<addsub>v4sf3): Renamed to ...
20572 (sse3_h<plusminus_insn>v4sf3): This.
20573 (sse3_h<addsub>v2df3): Renamed to ...
20574 (sse3_h<plusminus_insn>v2df3): This.
20575 (<plusminus_insn><mode>3): New.
20576 (*<plusminus_insn><mode>3): Likewise.
20577 (sse2_<plusminus_insn><mode>3): Likewise.
20578 (add<mode>): Removed.
20579 (*add<mode>3): Likewise.
20580 (sse2_ssadd<mode>3): Likewise.
20581 (sse2_usadd<mode>3): Likewise.
20582 (sub<mode>3): Likewise.
20583 (*sub<mode>3): Likewise.
20584 (sse2_sssub<mode>3): Likewise.
20585 (sse2_ussub<mode>3): Likewise.
20587 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20589 * gthr-single.h: Add in required interface elements as per gthr.h.
20590 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20591 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20592 Generalize UNUSED macro.
20593 (__gthread_once): Add.
20594 (__gthread_key_create): Add.
20595 (__gthread_key_delete): Add.
20596 (__gthread_getspecific): Add.
20597 (__gthread_setspecific): Add.
20599 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20602 the same size types for the indirect reference on the rhs, then
20605 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20607 * config/i386/i386.md
20608 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20609 one insn template instead of template series.
20610 (*xordi_1_rex64): Ditto.
20611 (*xordi_2_rex64): Ditto.
20613 2008-05-05 Ira Rosen <irar@il.ibm.com>
20615 PR tree-optimization/36119
20616 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20619 2008-06-04 Jan Hubicka <jh@suse.cz>
20621 tree-optimization/36100
20622 * tree-pass.h (pass_O0_always_inline): Declare.
20623 * ipa-inline.c (inline_transform): Remove dead code.
20624 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20625 pass_O0_always_inline): New.
20626 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20628 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20630 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20631 mnemonic in this_param move for TARGET_64BIT.
20633 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20635 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20636 (*strmovsi_rex_1): Ditto.
20637 (*strsetsi_1): Ditto.
20638 (*strsetsi_rex_1): Ditto.
20640 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20641 adddicc expanders using SWI mode iterator.
20643 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20646 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20649 2008-05-04 David S. Miller <davem@davemloft.net>
20651 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20652 (sparc*-*-linux*): Use linux.h in tm_file.
20653 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20654 compiler defaulting to 32-bit.
20655 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20657 * config/sparc/linux.h: Remove definitions now obtained
20658 properly from linux.h
20659 * config/sparc/linux64.h: Likewise.
20660 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20661 don't want this setting for 32-bit builds in a biarch compiler.
20662 * doc/install.texi: Add sparc-linux to list of targets
20663 supporting --enable-targets=all.
20665 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20667 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20669 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20671 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20672 after V4SI_FTYPE_V8HI.
20673 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20674 case V4SI_FTYPE_V2DF.
20676 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20678 * doc/invoke.texi (max-flow-memory-locations): Removed.
20679 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20681 2008-05-03 Richard Guenther <rguenther@suse.de>
20683 PR middle-end/34973
20684 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20686 2008-05-02 David S. Miller <davem@davemloft.net>
20688 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20690 2008-05-02 Simon Baldwin <simonb@google.com>
20693 * c-common.h (warn_array_subscript_range): Removed.
20694 * c-common.c (warn_array_subscript_range): Ditto.
20695 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20696 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20698 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20700 * config/i386/i386.c (ix86_special_builtin_type): New.
20701 (bdesc_special_args): Likewise.
20702 (ix86_expand_special_args_builtin): Likewise.
20703 (ix86_init_mmx_sse_builtins): Updated.
20704 (ix86_expand_builtin): Updated.
20705 (ix86_expand_store_builtin): Removed.
20706 (ix86_expand_unop_builtin): Likewise.
20708 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20709 * config/i386/mmintrin.h (__v2sf): Here.
20711 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20713 (_mm_loadl_pi): Likewise.
20714 (_mm_storeh_pi): Replace __v2si with __v2sf.
20715 (_mm_storel_pi): Likewise.
20717 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20718 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20719 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20720 __builtin_ia32_loadlpd.
20722 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20724 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20725 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20726 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20727 (ix86_init_mmx_sse_builtins): Updated.
20728 (ix86_expand_args_builtin): Likewise.
20729 (ix86_expand_builtin): Likewise.
20730 (ix86_expand_unop1_builtin): Renamed to ...
20731 (ix86_expand_unop_vec_merge_builtin): This.
20733 2008-05-01 Jan Hubicka <jh@suse.cz>
20736 * ipa-inline.c (inline_generate_summary): Make static.
20737 (inline_transform): Do not call inlining at -O0; make static.
20738 * passes.c (execute_todo): Add sanity check.
20739 (execute_one_ipa_transform_pass): Execute proper flags.
20741 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20743 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20744 (DECL_NONADDRESSABLE_P): Likewise.
20745 * alias.c (record_component_aliases): Fix comment.
20747 2008-05-01 Simon Baldwin <simonb@google.com>
20749 * c-common.h (warn_array_subscript_range): New function.
20750 * c-common.c (warn_array_subscript_range): Ditto.
20751 * tree-vrp.c (check_array_ref): Corrected code to agree with
20752 comment, ignoring only arrays of size 0 or size 1.
20753 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20755 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20757 * config/i386/i386.c (ix86_builtin_type): Replace
20758 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20759 (bdesc_args): Updated.
20760 (ix86_init_mmx_sse_builtins): Likewise.
20761 (ix86_expand_args_builtin): Likewise.
20763 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20766 * doc/extend.texi: Correct __builtin_ia32_palignr.
20768 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20771 * config/i386/i386.c (bdesc_crc32): Removed.
20772 (ix86_expand_crc32): Likewise.
20773 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20774 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20775 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20776 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20777 UINT_FTYPE_UINT_UCHAR.
20778 (bdesc_args): Updated. Add crc32 builtins.
20779 (ix86_init_mmx_sse_builtins): Updated.
20780 (ix86_expand_args_builtin): Updated to support subreg.
20782 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20784 2008-05-01 Jan Hubicka <jh@suse.cz>
20786 * tree-pass.h (opt_pass): Add IPA_PASS.
20787 (varpool_node, cgraph_node): Forward declare.
20788 (ipa_opt_pass): Define.
20789 (pass_ipa_inline): Turn into ipa_opt_pass.
20790 (pass_apply_inline): Remove.
20791 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20792 (apply_inline): Turn into ....
20793 (inline_transform): ... this one.
20794 (inline_generate_summary): New function.
20795 (pass_apply_inline): Remove.
20796 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20798 (struct function): Add ipa_transforms_to_apply.
20799 * passes.c (register_one_dump_file): Work on IPA_PASS.
20800 (init_optimization_passes): Remove pass_inline_parameters and
20802 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20803 (execute_one_pass) ... here; apply transforms when possible.
20804 (add_ipa_transform_pass, execute_ipa_summary_asses,
20805 execute_one_ipa_transform_pass): New.
20806 (execute_ipa_pass_list): Update for IPA_PASS type.
20808 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20810 * config/i386/i386.c (ix86_builtin_type): Add
20811 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20812 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20813 (bdesc_args): Add SSE4a builtins.
20814 (ix86_init_mmx_sse_builtins): Updated.
20815 (ix86_expand_args_builtin): Likewise.
20816 (ix86_expand_builtin): Likewise.
20818 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20820 * config/i386/i386.c (ix86_builtin_type): Add
20821 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20822 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20823 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20824 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20825 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20826 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20827 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20828 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20829 and DI_FTYPE_DI_DI_INT.
20830 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20831 (ix86_init_mmx_sse_builtins): Updated.
20832 (ix86_expand_args_builtin): Likewise.
20833 (ix86_expand_builtin): Likewise.
20834 (ix86_expand_binop_imm_builtin): Removed.
20836 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20838 2008-04-30 Richard Guenther <rguenther@suse.de>
20840 PR tree-optimization/32921
20841 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20843 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20845 * config/arm/arm.c (arm_unwind_emit): Use
20846 crtl->all_throwers_are_sibcalls instead of
20847 cfun->all_throwers_are_sibcalls.
20848 (arm_output_fn_unwind): Likewise.
20849 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20850 instead of cfun->uses_pic_offset_table.
20851 (frv_expand_prologue): Likewise.
20852 (frv_frame_pointer_required): Likewise.
20853 (frv_expand_fdpic_call): Likewise.
20854 (frv_emit_movsi): Likewise.
20855 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20856 cfun->returns_pcc_struct instead of
20857 current_function_returns_pcc_struct.
20858 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20859 instead of cfun->calls_eh_return.
20860 (m32c_pushm_popm): Likewise.
20861 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20862 "extern" declaration.
20864 2008-04-30 Richard Guenther <rguenther@suse.de>
20866 PR tree-optimization/21636
20867 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20869 (evaluate_stmt): Print the likely value.
20870 (ccp_visit_stmt): Avoid excessive vertical spacing.
20872 2008-04-30 Rafael Espíndola <espindola@google.com>
20874 * builtins.c (fold_call_expr): Return realret.
20875 * tree-ssa-threadedge.c
20876 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20877 __builtin_object_size.
20879 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20881 * gcc.c (wrapper_string): New variable.
20882 (insert_wrapper): New function.
20883 (execute): New option -wrapper.
20884 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20886 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20888 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20889 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20890 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20892 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20893 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20894 config/rs6000/e500crtres64gprctr.asm,
20895 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20896 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20897 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20898 config/rs6000/e500crtsav64gprctr.asm,
20899 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20900 config/rs6000/e500crtsavg64gprctr.asm: New files.
20901 * config/rs6000/t-ppccomm: Add build rules for new files.
20902 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20903 * config/rs6000/t-netbsd: Add build rules for new files.
20904 (LIB2FUNCS_STATIC_EXTRA): New variable.
20905 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20906 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20907 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20909 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20911 * config/i386/i386.c (ix86_builtin_type): Add
20912 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20913 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20914 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20915 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20916 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20917 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20918 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20919 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20920 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20921 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20922 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20923 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20924 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20925 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20926 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20927 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20928 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20929 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20930 V1DI_FTYPE_V2SI_V2SI.
20931 (bdesc_2arg): Moved to ...
20932 (bdesc_args): Here.
20933 (ix86_init_mmx_sse_builtins): Updated.
20934 (ix86_expand_args_builtin): Updated. Take a pointer
20935 to const struct builtin_description. Handle comparison
20937 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20938 (ix86_expand_builtin): Updated.
20940 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20941 (ssse3_pmaddubsw128): This.
20942 (ssse3_pmaddubswv4hi3): Renamed to ...
20943 (ssse3_pmaddubsw): This.
20945 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20946 (__builtin_ia32_packssdw128): Likewise.
20947 (__builtin_ia32_packuswb128): Likewise.
20948 (__builtin_ia32_pmaddubsw): Likewise.
20949 (__builtin_ia32_pmaddubsw128): Likewise.
20951 2008-04-30 Richard Guenther <rguenther@suse.de>
20953 PR tree-optimization/14847
20954 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20955 (recognize_bits_test): Use it.
20956 (recognize_single_bit_test): Likewise.
20958 2008-04-30 Martin Jambor <mjambor@suse.cz>
20960 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20961 instead of setting number of formal parameters to zero.
20962 (ipcp_init_stage): Do not set the number of actual parameters to zero
20964 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20965 which are called with variable number of arguments.
20966 (ipcp_insert_stage): Explicitely skipping all nodes which are
20967 called with variable number of arguments.
20968 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20969 number of parameters.
20971 * ipa-prop.h (struct ipa_node_params): Added flag
20972 called_with_var_arguments
20973 (ipa_set_param_count): Added. Changed sole setter to use it.
20974 (ipa_get_param_count): Added. All readers of param_count
20975 converted to use it instead.
20976 (ipa_set_called_with_variable_arg): Added.
20977 (ipa_is_called_with_var_arguments): Added.
20978 (ipa_get_ith_param): Added. All readers of param_decls converted
20980 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20982 (ipa_get_cs_argument_count): Added, all readers of argument_count
20984 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20987 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20988 (struct ipcp_lattice): Renamed cval_type to type
20989 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20991 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20992 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20993 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20994 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20995 (build_const_val): Changed the type of parameter cvalue to tree
20996 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20997 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20999 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21002 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21003 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21004 (ipa_add_method): Renamed to ipa_push_func_to_list
21005 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21006 (ipa_callsite_param_count): Removed.
21007 (ipa_callsite_param_count_set): Removed.
21008 (ipa_callsite_param): Removed.
21009 (ipa_callsite_callee): Removed.
21010 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21011 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21012 (ipa_method_formal_count): Removed.
21013 (ipa_method_formal_count_set): Removed.
21014 (ipa_method_get_tree): Removed.
21015 (ipa_method_tree_map_create): Removed.
21016 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21017 (ipa_create_param_decls_array): Creates the array itself
21018 (ipa_create_param_decls_array): Temporary variable info instead of
21019 a few dereferences.
21020 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21021 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21022 (get_type): Removed.
21023 (ipa_jf_get_info_type): Removed.
21024 (ipa_node_create): Renamed to ipa_create_node_params
21025 (ipa_free): Renamed to ipa_free_all_node_params
21026 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21027 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21028 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21029 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21030 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21031 ipa_free_all_edge_args
21032 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21033 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21034 (ipa_create_methodlist_node): Removed.
21035 (ipa_methodlist_method): Removed.
21036 (ipa_methodlist_method_set): Removed.
21037 (ipa_methodlist_next_method): Removed.
21038 (ipa_methodlist_next_method_set): Removed.
21039 (ipa_method_is_modified): Removed.
21040 (ipa_method_modify_create): Removed.
21041 (ipa_method_modify_init): Temporary variable info instead of a few
21043 (ipa_detect_param_modifications): Temporary variable info instead of
21044 a few dereferences.
21045 (ipa_compute_jump_functions): Temporary variable info instead of
21046 a few dereferences.
21047 (ipa_method_modify_set): Removed.
21048 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21049 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21050 than craph_node as the first parameter.
21051 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21052 (ipa_method_modify_init): Removed.
21053 (ipa_compute_jump_functions): Added a temp variable instead of
21054 repeatadly dereferencing the cgraph_edge.aux pointer
21055 (ipa_callsite_param_set_type): Removed.
21056 (ipa_compute_jump_functions): i renamed to index and moved to
21058 (ipa_callsite_param_set_info_type_formal): Removed.
21059 (ipa_callsite_param_set_info_type): Removed.
21060 (ipa_callsite_param_map_create): Removed.
21061 (ipa_callsite_tree): Removed.
21062 (ipa_callsite_caller): Removed.
21063 (ipa_pop_func_from_list): return_method removed to return_func
21065 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21066 prefixed all values with IPA_. Changed all users.
21067 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21068 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21069 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21070 (union parameter_info): Renamed to jump_func_value.
21071 (union jump_func_value): Renamed value to constant
21072 (struct ipa_jump_func): Renamed info_type to value
21073 (struct ipa_node): Renamed to ipa_node_params
21074 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21075 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21076 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21077 (struct ipa_edge): Renamed to ipa_edge_args
21078 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21079 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21080 (struct ipa_methodlist): Renamed to ipa_func_list
21081 (struct ipa_func_list): method_p renamed to node, next_method
21083 (ipa_methodlist_p): Removed, switched all users to struct pointer
21084 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21086 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21088 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21089 (rs6000_emit_epilogue): Use backchain to restore only when we
21090 have a large frame. Make use of frame pointer to restore if we
21091 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21093 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21095 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21096 Add mode to zero_extract.
21097 (sign bit tests peepholes): (Ditto.).
21099 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21101 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21102 Instructions in comments with SSE3.
21103 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21104 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21105 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21106 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21107 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21108 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21109 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21110 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21111 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21112 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21113 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21114 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21115 (bdesc_sse_args): Renamed to ...
21116 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21117 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21118 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21119 IX86_BUILTIN_FABSQ.
21120 (bdesc_1arg): Moved to ...
21121 (bdesc_args): Here.
21122 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21123 Instructions in comments with SSE3.
21124 (ix86_expand_sse_operands_builtin): Renamed to ...
21125 (ix86_expand_args_builtin): This. Updated.
21126 (ix86_expand_unop1_builtin): Update comments.
21127 (ix86_expand_builtin): Updated.
21129 2008-04-29 Richard Guenther <rguenther@suse.de>
21131 PR tree-optimization/36078
21132 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21133 Update virtual SSA form after cleaning up the CFG.
21135 2008-04-29 Richard Guenther <rguenther@suse.de>
21137 PR middle-end/15255
21138 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21140 2008-04-29 Richard Guenther <rguenther@suse.de>
21142 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21143 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21144 (compute_flow_insensitive_aliasing): Do not treat
21145 PTR_IS_REF_ALL pointers special.
21146 (get_smt_for): Likewise.
21147 (may_alias_p): Re-structure.
21148 (is_escape_site): A ref-all pointer conversion is not an escape site.
21149 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21150 PTR_IS_REF_ALL pointers special.
21151 * tree-ssa-structalias.h (struct alias_info): Remove
21152 ref_all_symbol_mem_tag field.
21153 (PTR_IS_REF_ALL): Remove.
21155 2008-04-29 Richard Guenther <rguenther@suse.de>
21157 PR middle-end/36077
21158 * fold-const.c (extract_muldiv_1): In combining division constants
21159 make sure to never overflow.
21161 2008-04-29 Nick Clifton <nickc@redhat.com>
21163 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21165 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21168 * optc-gen.awk: Work around HP-UX/IA awk bug.
21170 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21172 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21175 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21178 * config/i386/i386.md
21179 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21180 Change operand 1 predicate to nonimmediate_operand.
21182 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21185 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21187 * gengtype.c (walk_type, write_func_for_structure): Handle
21189 * doc/gty.texi: Document chain_circular.
21191 2008-04-28 Richard Guenther <rguenther@suse.de>
21193 PR tree-optimization/36066
21194 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21197 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21200 * config/i386/i386.md
21201 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21202 Use match_scratch instead of match_operand for operands 3 and 4.
21204 2008-04-27 Richard Guenther <rguenther@suse.de>
21206 PR tree-optimization/18754
21207 PR tree-optimization/34223
21208 * tree-pass.h (pass_complete_unrolli): Declare.
21209 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21210 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21211 Rewrite loop into loop closed SSA form if it is not already.
21212 (tree_unroll_loops_completely): Re-structure to iterate over
21213 innermost loops with intermediate CFG cleanups.
21214 Unroll outermost loops only if requested or the code does not grow
21216 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21217 loops are available.
21218 (tree_vectorize): Instead do so here.
21219 (tree_complete_unroll): Also unroll outermost loops.
21220 (tree_complete_unroll_inner): New function.
21221 (gate_tree_complete_unroll_inner): Likewise.
21222 (pass_complete_unrolli): New pass.
21223 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21224 uses outside of the loop.
21225 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21226 form if it is available.
21227 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21228 * passes.c (init_optimization_passes): Schedule complete inner
21229 loop unrolling pass before the first CCP pass after final inlining.
21231 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21233 * targhooks.h (default_emutls_var_fields,
21234 default_emutls_var_init): Declare.
21235 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21236 * target.h (struct gcc_target): Add struct emutls member.
21237 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21238 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21239 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21240 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21241 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21242 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21243 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21244 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21245 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21246 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21247 emit debug information.
21248 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21249 * varasm.c: Include targhooks.h.
21250 (emutls_object_section, emutls_tmpl_section): New.
21251 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21252 (EMUTLS_SEPARATOR): New.
21253 (prefix_name): New.
21254 (get_emutls_object_name): New.
21255 (default_emutls_var_fields): New, broken out of ...
21256 (get_emutls_object_type): ... here. Adjust to use target hooks.
21257 (get_emutls_init_templ_addr): Adjust to use target hooks.
21258 (emutls_decl): Adjust to use target hooks.
21259 (emutls_finish): Likewise.
21260 (default_emutls_var_init): New, broken out of ...
21261 (assemble_variable): ... here. Adjust to use target hooks.
21262 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21263 SECCAT_EMUTLS_TMPL.
21264 * c-common.c (handle_section_attribute): Prevent overriding
21265 sections for emulated tls with special sections.
21266 * config/i386/i386.c (x86_64_elf_select_section): Add
21267 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21268 (x86_64_elf_unique_section): Likewise.
21269 * config/vxworks.c: Include tree.h.
21270 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21271 (vxworks_override_options): Set TLS scheme.
21272 * doc/tm.texi (Emulated TLS): New node.
21274 2008-04-26 Simon Baldwin <simonb@google.com>
21277 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21278 with propagated string constants.
21280 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21282 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21283 constraint for operand 2 when operand 0 is memory operand.
21284 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21285 operand 0 is memory operand.
21286 (fix_trunc<mode>_i387_with_temp): Ditto.
21287 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21288 operand 2 when operand 1 is memory operand.
21289 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21290 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21291 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21292 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21293 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21294 operands 2,3 and 4 when operand 1 is memory operand.
21295 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21297 (fistdi2_floor_with_temp): Ditto.
21298 (fist<mode>2_floor_with_temp): Ditto.
21299 (fistdi2_ceil_with_temp): Ditto.
21300 (fist<mode>2_ceil_with_temp): Ditto.
21301 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21303 2008-04-26 David Daney <ddaney@avtrex.com>
21305 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21307 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21308 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21309 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21310 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21311 (compare_and_swap_12): New insn.
21312 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21313 * config/mips/mips.c (mips_force_binary): New function.
21314 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21315 (mips_expand_compare_and_swap_12): New function.
21316 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21318 2008-04-25 Jan Hubicka <jh@suse.cz>
21321 * cfgexpand.c (pass_expand): Turn into RTL pass.
21322 * passes.c (execute_one_pass): Do pass typechecking after execution.
21323 * tree-pass.h (pass_expand): Turn into RTL pass.
21325 * function.h (struct rtl_data): Move here fields
21326 accesses_prior_frames, calls_eh_return, saves_all_registers,
21327 has_nonlocal_goto, has_asm_statement, is_thunk,
21328 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21329 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21330 arg_pointer_save_area_init from struct function; turn into bool.
21331 (struct function): Move
21332 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21333 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21334 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21335 tail_call_emit, arg_pointer_save_area_init
21336 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21337 (current_function_returns_struct, current_function_returns_pcc_struct,
21338 current_function_calls_setjmp, current_function_calls_alloca,
21339 current_function_accesses_prior_frames,
21340 current_function_calls_eh_return, current_function_is_thunk,
21341 current_function_stdarg, current_function_profile,
21342 current_function_limit_stack, current_function_uses_pic_offset_table,
21343 current_function_uses_const_pool, current_function_has_nonlocal_label,
21344 current_function_saves_all_registers,
21345 current_function_has_nonlocal_goto,
21346 current_function_has_asm_statement): Remove accesor macros.
21347 * ra-conflict.c (global_conflicts): Update.
21348 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21349 (suitable_for_tail_call_opt_p): Update.
21350 * builtins.c (expand_builtin_return_addr): Update.
21351 (expand_builtin_setjmp_setup): Update.
21352 (expand_builtin_nonlocal_goto): Update.
21353 * final.c (final_start_function): Update.
21354 (profile_function): Update.
21355 (leaf_function_p): Update.
21356 (only_leaf_regs_used): Update.
21357 * df-scan.c (df_get_exit_block_use_set): Update.
21358 * dojump.c (clear_pending_stack_adjust): Update.
21359 * tree-stdarg.c (gate_optimize_stdarg): Update.
21360 * gimple-low.c (lower_function_body): Update.
21361 * global.c (compute_regsets): Update.
21362 (global_alloc): Update.
21363 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21364 * expr.c (expand_assignment): Update.
21365 * dse.c (dse_step0): Update.
21366 (dse_step1): Update.
21367 * c-decl.c (store_parm_decls): Update.
21368 * local-alloc.c (combine_regs): Update.
21369 (find_free_reg): Update.
21370 * function.c (assign_parms_augmented_arg_list): Update.
21371 (assign_parm_find_data_types): Update.
21372 (assign_parms): Update.
21373 (allocate_struct_function): Update.
21374 (expand_function_start): Update.
21375 (expand_function_end): Update.
21376 (get_arg_pointer_save_area): Update.
21377 (thread_prologue_and_epilogue_insns): Update.
21378 (rest_of_match_asm_constraints): Update.
21379 * stor-layout.c (variable_size): Update.
21380 * gcse.c (gcse_main): Update.
21381 (bypass_jumps): Update.
21382 * gimplify.c (gimplify_function_tree): Update.
21383 * calls.c (emit_call_1): Update.
21384 (expand_call): Update.
21385 * bt-load.c (compute_defs_uses_and_gen): Update.
21386 * except.c (sjlj_assign_call_site_values): Update.
21387 (sjlj_emit_function_enter): Update.
21388 (can_throw_external): Update.
21389 (set_nothrow_function_flags): Update.
21390 (expand_builtin_unwind_init): Update.
21391 (expand_eh_return): Update.
21392 (convert_to_eh_region_ranges): Update.
21393 (output_function_exception_table): Update.
21394 * emit-rtl.c (gen_tmp_stack_mem): Update.
21395 * cfgexpand.c (expand_used_vars): Update.
21396 (tree_expand_cfg): Update.
21397 * cfgcleanup.c (rest_of_handle_jump): Update.
21398 * explow.c (allocate_dynamic_stack_space): Update.
21399 * varasm.c (assemble_start_function): Update.
21400 (force_const_mem): Update.
21401 (mark_constant_pool): Update.
21402 * tree-optimize.c (tree_rest_of_compilation): Update.
21403 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21404 * tree-cfg.c (notice_special_calls): Update.
21405 (is_ctrl_altering_stmt): Update.
21406 (tree_can_make_abnormal_goto): Update.
21407 (tree_purge_dead_abnormal_call_edges): Update.
21408 * config/alpha/predicates.md: Update.
21409 * config/alpha/alpha.c (alpha_sa_mask): Update.
21410 (alpha_sa_size): Update.
21411 (alpha_does_function_need_gp): Update.
21412 (alpha_expand_prologue): Update.
21413 (alpha_start_function): Update.
21414 (alpha_output_function_end_prologue): Update.
21415 (alpha_expand_epilogue): Update.
21416 * config/frv/frv.c (frv_stack_info): Update.
21417 (frv_expand_epilogue): Update.
21418 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21419 (s390_register_info): Update.
21420 (s390_frame_info): Update.
21421 (s390_init_frame_layout): Update.
21422 (s390_can_eliminate): Update.
21423 (save_gprs): Update.
21424 * config/spu/spu.c (spu_split_immediate): Update.
21425 (need_to_save_reg): Update.
21426 (spu_expand_prologue): Update.
21427 (spu_expand_epilogue): Update.
21428 * config/sparc/sparc.md: Update.
21429 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21430 (sparc_tls_got): Update.
21431 (legitimize_pic_address): Update.
21432 (sparc_emit_call_insn): Update.
21433 (sparc_expand_prologue): Update.
21434 (output_return): Update.
21435 (print_operand): Update.
21436 (sparc_function_ok_for_sibcall): Update.
21437 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21438 * config/m32r/m32r.md: Update.
21439 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21440 (m32r_compute_frame_size): Update.
21441 (m32r_expand_prologue): Update.
21442 (m32r_expand_epilogue): Update.
21443 (m32r_legitimize_pic_address): Update.
21444 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21445 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21446 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21447 (gen_push): Update.
21448 (ix86_save_reg): Update.
21449 (ix86_compute_frame_layout): Update.
21450 (ix86_expand_prologue): Update.
21451 (ix86_expand_epilogue): Update.
21452 * config/sh/sh.c (output_stack_adjust): Update.
21453 (calc_live_regs): Update.
21454 (sh5_schedule_saves): Update.
21455 (sh_expand_prologue): Update.
21456 (sh_expand_epilogue): Update.
21457 (sh_setup_incoming_varargs): Update.
21458 (sh_allocate_initial_value): Update.
21459 (sh_get_pr_initial_val): Update.
21460 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21461 * config/sh/sh.md (label:): Update.
21462 * config/avr/avr.c (out_movhi_mr_r): Update.
21463 * config/crx/crx.h (enum): Update.
21464 * config/xtensa/xtensa.h (along): Update.
21465 * config/stormy16/stormy16.c Update.
21466 (xstormy16_compute_stack_layout): Update.
21467 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21468 (fr30_expand_prologue): Update.
21469 * config/cris/cris.c (cris_conditional_register_usage): Update.
21470 (cris_reg_saved_in_regsave_area): Update.
21471 (cris_initial_frame_pointer_offset): Update.
21472 (cris_simple_epilogue): Update.
21473 (cris_expand_prologue): Update.
21474 (cris_expand_epilogue): Update.
21475 (cris_expand_pic_call_address): Update.
21476 (cris_asm_output_symbol_ref): Update.
21477 (cris_asm_output_label_ref): Update.
21478 * config/cris/cris.md Update.
21479 * config/iq2000/iq2000.c (compute_frame_size): Update.
21480 (iq2000_expand_epilogue): Update.
21481 * config/mt/mt.h (save_direction): Update.
21482 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21483 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21484 (ia64_secondary_reload_class): Update.
21485 * config/m68k/m68k.c (m68k_save_reg): Update.
21486 (m68k_expand_prologue): Update.
21487 (m68k_expand_epilogue): Update.
21488 (legitimize_pic_address): Update.
21489 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21490 (first_reg_to_save): Update.
21491 (first_altivec_reg_to_save): Update.
21492 (compute_vrsave_mask): Update.
21493 (compute_save_world_info): Update.
21494 (rs6000_stack_info): Update.
21495 (spe_func_has_64bit_regs_p): Update.
21496 (rs6000_ra_ever_killed): Update.
21497 (rs6000_emit_eh_reg_restore): Update.
21498 (rs6000_emit_allocate_stack): Update.
21499 (rs6000_emit_prologue): Update.
21500 (rs6000_emit_epilogue): Update.
21501 (rs6000_output_function_epilogue): Update.
21502 (output_profile_hook): Update.
21503 (rs6000_elf_declare_function_name): Update.
21504 * config/rs6000/rs6000.h (rs6000_args): Update.
21505 * config/rs6000/rs6000.md: Update.
21506 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21507 * config/arc/arc.c (arc_output_function_epilogue): Update.
21508 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21509 * config/darwin.c (machopic_function_base_name): Update.
21510 * config/score/score3.c (score3_compute_frame_size): Update.
21513 (score3_epilogue): Update.
21514 * config/score/score7.c (score7_compute_frame_size): Update.
21515 (score7_prologue): Update.
21516 (score7_epilogue): Update.
21517 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21518 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21519 * config/arm/arm.c (use_return_insn): Update.
21520 (require_pic_register): Update.
21521 (arm_load_pic_register): Update.
21522 (arm_compute_save_reg0_reg12_mask): Update.
21523 (arm_compute_save_reg_mask): Update.
21524 (thumb1_compute_save_reg_mask): Update.
21525 (output_return_instruction): Update.
21526 (arm_output_function_prologue): Update.
21527 (arm_output_epilogue): Update.
21528 (arm_get_frame_offsets): Update.
21529 (arm_expand_prologue): Update.
21530 (thumb_pushpop): Update.
21531 (thumb_exit): Update.
21532 (thumb1_expand_prologue): Update.
21533 (thumb1_expand_epilogue): Update.
21534 (arm_unwind_emit): Update.
21535 (arm_output_fn_unwind): Update.
21536 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21537 * config/arm/arm.md: Update.
21538 * config/pa/pa.md: Update.
21539 * config/pa/pa.c (legitimize_pic_address): Update.
21540 (compute_frame_size): Update.
21541 (hppa_expand_prologue): Update.
21542 (hppa_expand_epilogue): Update.
21543 (borx_reg_operand): Update.
21544 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21545 (HARD_REGNO_RENAME_OK): Update.
21546 * config/mips/mips.c (mips_global_pointer): Update.
21547 (mips_save_reg_p): Update.
21548 (mips_compute_frame_info): Update.
21549 (mips_frame_pointer_required): Update.
21550 (mips_expand_prologue): Update.
21551 (mips_expand_epilogue): Update.
21552 (mips_can_use_return_insn): Update.
21553 (mips_reorg_process_insns): Update.
21554 * config/v850/v850.c (compute_register_save_size): Update.
21555 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21556 * config/mmix/mmix.c (along): Update.
21557 (mmix_expand_epilogue): Update.
21558 * config/bfin/bfin.c (legitimize_pic_address): Update.
21559 (must_save_p): Update.
21560 (stack_frame_needed_p): Update.
21561 (add_to_reg): Update.
21562 (bfin_expand_prologue): Update.
21563 * stmt.c (expand_asm_operands): Update.
21564 * reload1.c (reload): Update.
21565 (init_elim_table): Update.
21567 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21569 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21571 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21573 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21574 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21575 (mov<mode>): Removed.
21576 (*movv4sf_internal): Likewise.
21577 (*movv2df_internal): Likewise.
21579 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21581 * config.gcc (crx-*-elf): Remove deprecation.
21583 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21585 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21586 __gcc_deregister_frame with atexit.
21587 (deregister_frame_dtor): Remove.
21589 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21590 Nathan Sidwell <nathan@codesourcery.com>
21592 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21594 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21595 (rs6000_isel): Likewise.
21596 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21597 (rs6000_isel): New variable.
21598 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21600 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21603 * c-common.c (handle_vector_size_attribute): Call
21604 lang_hooks.types.reconstruct_complex_type instead of
21605 reconstruct_complex_type.
21606 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21607 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21608 * langhooks.h (struct lang_hooks_for_types): Add
21609 reconstruct_complex_type hook.
21610 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21611 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21613 2008-04-24 Richard Guenther <rguenther@suse.de>
21615 * c-common.h (check_builtin_function_arguments): Declare.
21616 * c-common.c (validate_nargs): New function.
21617 (check_builtin_function_arguments): Likewise.
21618 * c-typeck.c (build_function_call): Call
21619 check_builtin_function_arguments.
21620 * builtins.c (fold_builtin_classify): Remove error reporting code.
21621 (fold_builtin_unordered_cmp): Likewise.
21622 (fold_builtin_1): Likewise.
21623 (fold_builtin_n): Likewise.
21625 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21627 PR tree-optimization/36008
21628 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21629 the original op1, rather than delta by step.
21631 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21632 Sebastian Pop <sebastian.pop@amd.com>
21634 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21635 eliminate_local_variables_stmt, eliminate_local_variables,
21636 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21637 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21638 of code delimited by two edges in the CFG.
21639 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21640 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21641 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21642 the case of parallelisation of reductions.
21643 (expr_invariant_in_region_p): New.
21645 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21646 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21648 2008-04-24 Ira Rosen <irar@il.ibm.com>
21649 Richard Guenther <rguenther@suse.de>
21651 PR tree-optimization/36034
21652 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21653 incapable of dealing with loads with gaps.
21655 2008-04-24 Rafael Espíndola <espindola@google.com>
21657 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21658 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21659 vrp_evaluate_conditional.
21660 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21661 (vrp_evaluate_conditional): Split the cond argument.
21662 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21663 (simplify_stmt_for_jump_threading): Update call to
21664 vrp_evaluate_conditional.
21666 2008-04-24 Ira Rosen <irar@il.ibm.com>
21668 PR tree-optimization/35982
21669 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21670 interleaved data-refs are of the same type.
21672 2008-04-24 Danny Smith <dannysmith@users.net>
21674 * c-format.c (check_format_info_main): Use strncmp rather than a
21675 magic prefix to handle multichar length specs.
21676 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21677 Don't prefix "I64" and "I32" with '\0'.
21679 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21682 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21683 in registers for -m32 only if stdarg_p (fntype).
21685 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21687 PR rtl-optimization/36006
21688 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21689 temp to op0 in order to avoid invalid rtx sharing.
21691 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21693 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21694 check TREE_INVARIANT.
21695 * tree-gimple.c (is_gimple_address): New.
21696 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21697 * tree-gimple.h (is_gimple_address): New.
21698 * tree.h (decl_address_invariant_p): New.
21699 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21700 (build_string): Likewise.
21701 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21702 (tree_invariant_p_1): Likewise.
21703 (save_expr): Use it.
21704 (tree_invariant_p): New.
21705 (skip_simple_arithmetic): Use it.
21706 (stabilize_reference_1): Use it.
21707 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21709 (build1_stat): Drop code to compute TREE_INVARIANT.
21710 (build2_stat): Drop code to compute TREE_INVARIANT.
21711 (build3_stat): Drop code to compute TREE_INVARIANT.
21712 (build4_stat): Drop code to compute TREE_INVARIANT.
21713 (build5_stat): Drop code to compute TREE_INVARIANT.
21714 (build7_stat): Drop code to compute TREE_INVARIANT.
21715 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21716 * tree.h (struct tree_base): Remove invariant_flag.
21717 (TREE_INVARIANT): Remove.
21718 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21719 (fold_builtin_expect): Check TREE_CONSTANT.
21720 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21721 * c-tree.h (c_expr_to_decl): Drop third parameter.
21722 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21723 (build_c_cast): Don't set TREE_INVARIANT.
21724 (pop_init_level): Don't set TREE_INVARIANT.
21725 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21726 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21728 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21729 (gimplify_addr_expr): Adjust comment.
21730 * tree-mudflap.c (mf_build_string):
21731 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21732 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21733 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21734 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21735 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21736 * langhooks.h (struct lang_hooks): Drop third parameter from
21739 2008-04-23 Richard Guenther <rguenther@suse.de>
21741 PR tree-optimization/27799
21742 PR tree-optimization/32921
21743 PR tree-optimization/32624
21744 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21745 SMTs aliases and the tag itself into the solution.
21746 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21747 merge the points-to solution back into the SMT aliases.
21748 (may_alias_p): Use alias_set_subset_of instead of
21749 aliases_conflict_p. A pointer which points to
21750 memory with alias set zero may access any variable.
21752 2008-04-23 Richard Guenther <rguenther@suse.de>
21754 * alias.c (alias_set_subset_of): Correctly handle asking
21755 if zero is a subset of an alias set with zero child.
21756 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21757 (compute_flow_insensitive_aliasing): Correctly walk all
21758 pointers. Do not unnecessarily union sets.
21760 2008-04-23 Richard Guenther <rguenther@suse.de>
21762 PR middle-end/36021
21763 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21765 2008-04-22 Tomas Bily <tbily@suse.cz>
21767 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21769 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21771 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21772 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21773 * tree-inline.c (estimate_num_insns_1): Likewise.
21774 * varasm.c (const_hash_1, compare_constant, copy_constant)
21775 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21776 * emit-rtl.c (component_ref_for_mem_expr)
21777 (set_mem_attributes_minus_bitpos): Likewise.
21778 * expr.c (highest_pow2_factor, expand_expr_real_1)
21779 (is_aligning_offset): Likewise.
21780 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21781 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21782 * dojump.c (do_jump): Likewise.
21783 * builtins.c (get_pointer_alignment, get_memory_rtx)
21784 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21785 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21787 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21789 PR rtl-optimization/36017
21790 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21791 expanding the library call.
21793 2008-04-22 Ian Lance Taylor <iant@google.com>
21795 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21796 than size_in_bytes.
21798 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21800 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21801 of LR/CTR moves for Power6.
21803 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21805 PR middle-end/36003
21806 * passes.c (init_optimization_passes): Remove
21807 pass_fast_rtl_byte_dce.
21809 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21812 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21813 builtin functions to generate faster code.
21814 (_mm_cvtpu16_ps): Ditto.
21815 (_mm_cvtpi32x2_ps): Ditto.
21817 2008-04-22 Nick Clifton <nickc@redhat.com>
21819 * common.opt (ftree-loop-distribution): Add Optimization
21822 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21823 (frv_expand_builtin_va_start): Likewise.
21825 * config/arm/arm.c (thumb_find_work_register): Fix location of
21826 argument register count.
21828 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21830 Support scheduling for ColdFire V1 and V3 microarchitecture.
21831 Improve scheduling of multiplication instructions.
21833 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21834 (mac): New instruction attribute.
21835 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21836 (m68k_sched_mac): New variable.
21837 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21838 Handle cfv1 and cfv3.
21839 (max_insn_size): New static variable.
21840 (struct _sched_ib): New type.
21841 (sched_ib): New static variable.
21842 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21843 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21844 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21846 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21847 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21848 new variables. Update.
21849 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21850 Add modeling of cfv3 instruction buffer. Update.
21851 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21852 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21853 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21854 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21855 a particular reservation applies to.
21856 (type2): Reorganize attribute values. Rename alu to alu_reg,
21857 alu_l to alu, move_l to omove. Join move to alu. Split mul
21858 to mul_l and mul_w.
21859 (cf_ib_*): Simplify description of instruction buffer.
21860 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21861 (cf_mem): Split into cf_mem1 and cf_mem2.
21862 (cf_v2_move_??): Rename to cfv12_alu_??.
21863 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21864 (cf_v2_mul_??): Remove reservations.
21865 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21866 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21867 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21869 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21870 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21871 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21872 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21873 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21874 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21875 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21876 expansions of the above reservations for instructions of sizes
21879 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21881 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21883 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21885 * coverage.c: Include tree-pass.h.
21886 (coverage_counter_alloc): Print da_file_name to the dump file.
21888 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21890 * sbitmap.c (sbitmap_range_empty_p): New function.
21891 * sbitmap.h (sbitmap_range_empty_p): New function.
21892 * bitmap.h: Now includes obstack.h.
21894 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21895 Kenneth Zadeck <zadeck@naturalbridge.com>
21897 * dbgcnt.def (ra_byte_scan): Added.
21898 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21899 when the last hit happens for a counter.
21900 * timevar.def (TV_DF_BYTE_LR): New variable.
21901 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21902 * passes.c (pass_fast_rtl_byte_dce): New pass.
21903 * fwprop.c (update_df): Added mode to call df_ref_create.
21904 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21905 DF_REF_EXTRACT_OFFSET.
21906 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21907 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21909 (df_ref_extract): Added mode field.
21910 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21911 DF_REF_EXTRACT_OFFSET.
21912 (DF_REF_EXTRACT_MODE): New macro.
21913 (df_byte_lr_bb_info): New structure.
21914 (df_print_byte_regset, df_compute_accessed_bytes,
21915 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21916 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21917 df_byte_lr_simulate_uses,
21918 df_byte_lr_simulate_artificial_refs_at_top,
21919 df_byte_lr_simulate_artificial_refs_at_end,
21920 df_compute_accessed_bytes): New function.
21921 (df_ref_create): Add parameter.
21922 (df_byte_lr_get_bb_info): New inline function.
21923 * df-scan.c (df_ref_record, df_uses_record,
21924 df_ref_create_structure): Added mode parameter.
21925 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21926 df_defs_record, df_uses_record, df_get_conditional_uses,
21927 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21928 df_entry_block_defs_collect, df_exit_block_uses_collect):
21929 Added mode parameter to calls to df_ref_record, df_uses_record,
21930 df_ref_create_structure.
21931 (df_ref_equal_p, df_ref_compare): Added test for modes.
21932 (df_ref_create_structure): Added code to set mode. Renamed
21933 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21934 DF_REF_EXTRACT_OFFSET.
21935 * df-core.c (df_print_byte_regset): New function.
21936 * df-byte-scan.c: New file.
21937 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21938 calls to BITMAP_FREE.
21939 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21940 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21941 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21942 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21943 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21944 df_byte_lr_local_compute, df_byte_lr_init,
21945 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21946 df_byte_lr_transfer_function, df_byte_lr_free,
21947 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21948 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21949 df_byte_lr_simulate_uses,
21950 df_byte_lr_simulate_artificial_refs_at_top,
21951 df_byte_lr_simulate_artificial_refs_at_end): New function.
21952 * dce.c (byte_dce_process_block): New function.
21953 (dce_process_block): au is now passed in rather than computed
21954 locally. Changed loops that look at artificial defs to not look
21955 for conditional or partial ones, because there never are any.
21956 (fast_dce): Now is able to drive byte_dce_process_block or
21957 dce_process_block depending on the kind of dce being done.
21958 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21959 (rest_of_handle_fast_byte_dce): New function.
21960 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21961 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21963 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21966 * gcc.h: Added fortran options that take arguments to
21967 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21970 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21972 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21973 scalarization if on the LHS and not a full access.
21975 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21977 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21979 2008-04-18 Rafael Espíndola <espindola@google.com>
21981 * tree-vrp.c (find_case_label_index): Fix the binary search.
21982 (find_case_label_range): New.
21983 (vrp_visit_switch_stmt): Use find_case_label_range.
21984 (simplify_switch_using_ranges): Use find_case_label_range.
21986 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21988 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21989 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21991 2008-04-18 Tom Tromey <tromey@redhat.com>
21994 * doc/cpp.texi (Implementation-defined behavior): Mention
21997 2008-04-18 Ian Lance Taylor <iant@google.com>
21999 * fold-const.c (pointer_may_wrap_p): New static function.
22000 (fold_comparison): Add another test for pointer overflow. Use
22001 pointer_may_wrap_p to disable some false positives.
22003 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22005 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22006 (fname_as_string): Match updated cpp_interpret_string prototype.
22007 (fix_string_type): Support char16_t* and char32_t*.
22008 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22009 derivative) nodes. Register as builtin if C++0x.
22010 (c_parse_error): Support CPP_CHAR{16,32}.
22011 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22012 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22013 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22014 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22015 CTI_CHAR32_ARRAY_TYPE>: New elements.
22016 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22017 char32_type_node, signed_char32_type_node, char16_array_type_node,
22018 char32_array_type_node): New defines.
22019 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22020 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22021 (lex_string): Support CPP_STRING{16,32}, match updated
22022 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22023 (lex_charconst): Support CPP_CHAR{16,32}.
22024 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22025 and CPP_STRING{16,32}.
22027 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22030 * aclocal.m4: Regenerate.
22031 * configure: Regenerate.
22033 2008-04-18 Jan Hubicka <jh@suse.cz>
22035 * except.c (dw2_size_of_call_site_table,
22036 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22038 * cgraphbuild.c (build_cgraph_edges): Update.
22039 * tree-pass.h: Update comment.
22040 * final.c (leaf_function_p): Update.
22041 (leaf_renumber_regs): Update.
22042 (rest_of_clean_state): Update.
22043 * omp-low.c (expand_omp_parallel): Update.
22044 * ipa-reference.c (analyze_function): Update.
22045 * reorg.c (find_end_label): Update.
22046 (optimize_skip): Update.
22047 (fill_simple_delay_slots): Update.
22048 (fill_simple_delay_slots): Update.
22049 (make_return_insns): Update.
22050 (dbr_schedule): Update.
22051 * gimple-low.c (record_vars_into): Update.
22052 * cfgbuild.c (make_edges): Update.
22053 * function.c (assign_stack_local): Update.
22054 (assign_parm_adjust_stack_rtl): Update.
22055 (locate_and_pad_parm): Update.
22056 (allocate_struct_function): Do not initialize stack_alignment_needed
22057 and preferred_stack_boundary here.
22058 (stack_protect_prologue): Update.
22059 (stack_protect_epilogue): Update.
22060 (expand_function_start): Initialize stack_alignment_needed,
22061 preferred_stack_boundary and max_jumptable_ents.
22062 (expand_function_end): Update.
22063 (free_after_compilation): Do not NULLify epilogue_delay_list.
22064 * function.h (struct rtl_data): Add stack_protect_guard,
22065 stack_alignment_needed,
22066 preferred_stack_boundary, epilogue_delay_list.
22067 (struct function): Remove value_histograms, stack_alignment_needed,
22068 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22070 unexpanded_var_list, stack_protect_guard.
22071 (current_function_epilogue_delay_list): Remove.
22072 * ipa-type-escape.c (analyze_function): Update.
22073 * gimplify.c (pop_gimplify_context): Update comment.
22074 * calls.c (expand_call): Update.
22075 (emit_library_call_value_1): Update.
22076 * except.c (set_nothrow_function_flags): Update.
22077 * cfgexpand.c (get_decl_align_unit): Update.
22078 (create_stack_guard): Update.
22079 (estimated_stack_frame_size): Update.
22080 (expand_used_vars): Update.
22081 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22082 * explow.c (allocate_dynamic_stack_space): Update.
22083 * tree-ssa-live.c (remove_unused_locals): Update.
22084 * varasm.c (mark_constant_pool): Update.
22085 * tree-inline.c (remap_decls): Update.
22086 (initialize_cfun): Update.
22087 (declare_return_variable): Update.
22088 (inline_forbidden_p): Update.
22089 (expand_call_inline): Update.
22090 (declare_inline_vars): Update.
22091 (tree_function_versioning): Update.
22092 * tree-flow.h (value_histograms): New.
22093 (VALUE_HISTOGRAMS): New macro.
22094 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22096 * tree-cfg.c (set_bb_for_stmt): Update.
22097 (replace_by_duplicate_decl): Update.
22098 (move_block_to_fn): Update.
22099 (new_label_mapper): Update.
22100 (dump_function_to_file): Update.
22101 * ipa-struct-reorg.c (build_data_structure): Update.
22102 * cfgrtl.c (print_rtl_with_bb): Update.
22103 * reload1.c (reload): Update.
22105 * config/i386/i386.c (setup_incoming_varargs_64,
22106 ix86_compute_frame_layout): Update.
22107 * config/arc/arc.c (arc_output_function_epilogue): Update.
22109 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22111 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22112 for FreeBSD as well.
22113 * gthr-posix95.h: Likewise.
22115 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22117 PR rtl-optimization/35838
22118 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22119 out the byte offset of the first subreg.
22121 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22123 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22124 to split_ti instead of three separate calls with single member arrays.
22125 (subti3 splitter): Ditto.
22126 (adddi3 splitter): Ditto with split_di.
22127 (subdi3 splitter): Ditto.
22128 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22129 two separate calls with single member arrays. Swap match_dup
22130 operands 1 and 2 to better fit into the array.
22131 (negdi2 splitter): Ditto with split_di.
22132 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22133 two separate calls with single member arrays. Swap match_dup operands
22134 6 and 7 to better fit into the array.
22136 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22138 * config/i386/i386.c (sse_builtin_type): New.
22139 (bdesc_sse_args): Likewise.
22140 (bdesc_sse_3arg): Removed.
22141 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22142 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22143 IX86_BUILTIN_ROUNDPS.
22144 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22145 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22146 IX86_BUILTIN_ROUNDPS.
22147 (ix86_expand_sse_4_operands_builtin): Removed.
22148 (ix86_expand_sse_operands_builtin): New.
22149 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22150 and CODE_FOR_sse4_1_roundps.
22151 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22152 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22154 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22157 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22158 regs before frame pop when needed. If use_backchain_to_restore_sp
22159 then load backchain into a temp reg to restore vr and vrsave. Add
22160 code to restore vr after frame pop if possible.
22162 2008-04-17 Richard Guenther <rguenther@suse.de>
22164 * tree-vn.c (expressions_equal_p): Do not check type
22165 equality or compatibility before calling operand_equal_p.
22166 * fold-const.c (operand_equal_p): Check equivalence of
22167 integer constants before bailing out due to signedness or
22168 precision differences.
22169 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22170 spurious differences in type qualification. Ignore types
22171 for COMPONENT_REFs at all.
22173 2008-04-17 Christian Bruel <christian.bruel@st.com>
22175 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22176 msw_skip comparison.
22178 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22181 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22184 PR tree-optimization/35899
22185 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22186 rather than TREE_OPERAND.
22188 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22191 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22192 temporary registers. Change operand predicate to general_operand.
22193 (remainderxf3): Ditto.
22195 2008-04-16 Richard Guenther <rguenther@suse.de>
22197 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22198 * tree-affine.c (aff_combination_expand): Look through some
22201 2008-04-15 Doug Kwan <dougkwan@google.com>
22203 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22205 * tree-pretty-print.c (dump_generic_node): Ditto.
22206 * final.c (output_addr_const): Ditto.
22207 * dwarf2out.c (output_cfi): Ditto.
22208 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22209 * print-rtl.c (print_rtx): Ditto.
22210 * print-tree.c (print_node_brief, print_node): Ditto.
22211 * c-common.c (match_case_to_enum_1): Ditto.
22212 * sched-vis.c (print_value): Ditto.
22213 * config/i386/i386.c (print_operand): Cast to long unsigned int
22216 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22217 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22218 MS Windows VirtualProtect function.
22220 2008-04-15 Jan Hubicka <jh@suse.cz>
22222 * gengtype.c (write_root): Param_is argument is OK.
22223 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22224 * function.h: Include varray.h
22225 (rtl_eh): New stucture based on except.c one.
22226 (call_site_record): New forward declaration and vector type.
22227 * calls.c (emit_call_1): Do not call
22228 note_current_region_may_contain_throw.
22229 * except.c (eh_status): Remove cur_region, try_region since they are
22231 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22232 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22233 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22234 Remove call_site_data_used, call_site_data_size.
22235 Turn call_site_record into vector in function.h.
22236 (note_current_region_may_contain_throw): Remove.
22237 (get_exception_pointer, get_exception_filter): Do not take struct
22238 function argument; update.
22239 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22240 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22241 build_post_landing_pads, dw2_build_landing_pads,
22242 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22243 sjlj_emit_function_enter, sjlj_emit_function_enter,
22244 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22245 sjlj_build_landing_pads, finish_eh_generation,
22246 remove_exception_handler_label, remove_eh_handler,
22247 maybe_remove_eh_handler, add_reachable_handler,
22248 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22249 add_action_record, collect_one_action_chain, add_call_site,
22250 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22251 sjlj_output_call_site_table, output_function_exception_table,
22252 * except.h (note_current_region_may_contain_throw): Remove
22253 (get_exception_pointer, get_exception_filter): Do not take struct
22255 * Makefile.in (GTFILES): Put varargs before struct function.
22257 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22259 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22260 punt for STRING_CST.
22261 (get_constraint_for): Deal with STRING_CST here instead.
22263 2008-04-15 Richard Guenther <rguenther@suse.de>
22265 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22266 statements in a basic-block with a backward walk. Do not
22267 substitute into dead statements but instead remove those.
22269 2008-04-15 Richard Guenther <rguenther@suse.de>
22271 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22272 to zero, thus disable creation of SFTs.
22274 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22276 * tree-predcom.c (suitable_reference_p): Return false if the
22277 reference can throw.
22279 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22282 * c-decl.c (finish_decl): If extern or static var has variable
22283 size, set TREE_TYPE (decl) to error_mark_node.
22285 2008-04-15 Rafael Espíndola <espindola@google.com>
22287 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22290 2008-04-15 Richard Guenther <rguenther@suse.de>
22292 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22293 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22294 (visit_reference_op_load): Do walk vuse-vdef chains on
22295 vn_reference_lookup.
22296 (visit_reference_op_store): But do not here.
22297 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22298 vn_reference_lookup.
22299 (vn_lookup_with_vuses): But do so here.
22301 2008-04-14 Ian Lance Taylor <iant@google.com>
22303 * fold-const.c (fold_overflow_warning): Remove assertion.
22305 2008-04-15 Ben Elliston <bje@au.ibm.com>
22307 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22308 temp1 local variables.
22310 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22313 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22314 ".text.unlikely" section as executable.
22316 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22318 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22319 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22320 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22321 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22322 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22323 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22324 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22326 2008-04-14 Ian Lance Taylor <iant@google.com>
22328 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22329 * fold-const.c (fold_comparison): If appropriate, test
22330 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22331 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22332 reassociating a pointer type.
22333 * doc/invoke.texi (Optimize Options): Document that
22334 -fstrict-overflow applies to pointer wraparound.
22336 2008-04-13 Jan Hubicka <jh@suse.cz>
22338 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22340 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22342 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22343 we are going to "save the world".
22345 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22347 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22348 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22349 operand 0 constraint, not "=".
22351 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22353 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22355 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22357 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22358 of size of positions_needed * CHAR_BIT.
22360 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22362 PR middle-end/35897
22363 * dse.c (store_info): Change positions_needed to unsigned
22365 (lowpart_bitmask): New.
22366 (record_store): Cast to unsigned HOST_WIDE_INT for
22367 positions_needed. Assert width <= size of positions_needed *
22368 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22369 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22370 lowpart_bitmask to set mask.
22372 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22374 * config/bfin/constraints.md: New file.
22375 * config/bfin/bfin.md: Include it.
22376 (adddi3): Use satisfies_constraint functions instead of the old macros.
22377 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22378 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22379 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22380 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22381 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22382 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22383 EXTRA_CONSTRAINT): Delete.
22384 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22385 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22387 * config/bfin/bfin.c: Include "tm-constrs.h".
22388 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22389 Use satisfies_constraint functions instead of the old macros.
22390 * doc/md.texi (Blackfin Constraints): Update file name reference.
22392 2008-04-11 Richard Guenther <rguenther@suse.de>
22394 PR tree-optimization/35869
22395 * tree-vrp.c (execute_vrp): Move switch statement update after
22396 jump threading. Schedule another cfg cleanup run.
22398 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22401 * attribs.c (decl_attributes): Return early on errorneous node.
22403 2008-04-10 Oleg Ryjkov <olegr@google.com>
22405 * tree.h (struct tree_base): Added a new flag default_def_flag.
22406 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22408 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22410 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22412 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22415 * pa.md: Define mode iterator P. Define mode attribute dwc.
22416 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22417 (icacheflush): Likewise.
22418 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22419 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22421 2008-04-11 Ben Elliston <bje@au.ibm.com>
22423 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22425 2008-04-10 Rafael Espíndola <espindola@google.com>
22427 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22428 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22429 (extract_range_from_expr): The same.
22431 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22433 * config/mips/mips.md (GPR2): New mode iterator.
22434 (seq): Add comment.
22435 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22436 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22437 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22438 Rewrite these to take two modes, the mode of comparison and the
22439 mode of the destination.
22440 * config/mips/mips.c (mips_expand_scc): Instead of having
22441 paradoxical subreg as destination, expand "narrowing" scc if mode
22442 of comparison is SI and target is requested in DI mode.
22443 (mips_emit_int_order_test): Update comment. Make mode of
22444 comparison match CMP0 rather than TARGET. When creating inverse
22445 target use mode of TARGET.
22447 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22449 * gcov-dump.c (tag_summary): Only print summaries for the first
22450 GCOV_COUNTERS_SUMMABLE counters.
22452 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22454 * config/i386/i386.md (absneg): New code iterator.
22455 (absnegprefix): New code attribute.
22456 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22457 patterns using absneg code iterator.
22458 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22459 using absneg code iterator.
22460 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22461 *neg<mode>2 patterns using absneg code iterator.
22462 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22463 *negextendsfdf2 patterns using absneg code iterator.
22464 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22465 *negextendsfxf2 patterns using absneg code iterator.
22466 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22467 *negextendsfdf2 patterns using absneg code iterator.
22468 * config/i386/sse.md (<code><mode>2): Macroize expander from
22469 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22471 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22473 * config/s390/s390.h: Remove the remains of the recent search
22474 & replace action of current_function_outgoing_args_size.
22476 2008-04-10 Ira Rosen <irar@il.ibm.com>
22478 PR tree-optimization/35821
22479 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22480 NEW_STMT_LIST is not NULL.
22482 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22485 * toplev.c (process_options): Remove -ffunction-sections debugging
22488 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22490 PR middle-end/PR28690
22491 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22492 than gen_rtx_fmt_ee to perform more canonicalizations.
22494 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22497 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22499 2008-04-09 Richard Guenther <rguenther@suse.de>
22501 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22502 (dump_function_to_file): Dump function arguments with types.
22504 2008-04-08 Richard Guenther <rguenther@suse.de>
22506 * fold-const.c (fold_widened_comparison): Do not allow
22507 sign-changes that change the result.
22509 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22512 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22513 kinds of indirect references.
22515 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22517 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22518 GNU Fortran language string.
22520 2008-04-08 Rafael Espíndola <espindola@google.com>
22522 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22523 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22524 * tree.h (tree_call_nonnegative_warnv_p): New.
22526 2008-04-08 Jan Hubicka <jh@suse.cz>
22528 * function.c (free_after_compilation): Clear out regno_reg_rtx
22531 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22534 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22536 PR middle-end/PR28690
22537 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22538 same precedence as REG_POINTER and MEM_POINTER operands.
22540 2008-04-08 Richard Guenther <rguenther@suse.de>
22542 PR middle-end/35834
22543 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22544 for adding index to base.
22546 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22548 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22549 (MINGW_ENABLE_EXECUTE_STACK): New.
22550 (IN_LIBGCC2): For libgcc include windows.h file for
22551 function declarations.
22553 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22555 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22556 and tem2 if tem1 is not a REG or MULT.
22558 2008-04-08 Jan Hubicka <jh@suse.cz>
22560 * function.h (incomming_args): Break out of struct function.
22561 (function_subsections): Break out of struct function.
22562 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22563 return_rtx and hard_reg_initial_vals from struct function.
22564 Kill inl_max_label_num.
22565 (current_function_pops_args, current_function_args_info,
22566 current_function_args_size, current_function_args_size,
22567 current_function_pretend_args_size,
22568 current_function_outgoing_args_size,
22569 current_function_internal_arg_pointer, current_function_return_rtx):
22570 Kill compatibility accestor macros.
22571 * builtins.c (expand_builtin_apply_args_1): Update.
22572 (expand_builtin_next_arg): Update.
22573 * df-scan.c (df_get_call_refs): Update.
22574 * dbxout.c (dbxout_function_end): Update.
22575 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22576 (output_line_info): Update.
22577 (secname_for_decl): Update.
22578 (dwarf2out_var_location): Update.
22579 * function.c (free_after_compilation): Update.
22580 (assign_parm_find_stack_rtl): Update.
22581 (assign_parms): Update.
22582 (expand_dummy_function_end): Update.
22583 (expand_function_end): Update.
22584 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22585 (expand_call): Update.
22586 (emit_library_call_value_1): Update.
22587 (store_one_arg): Update.
22588 * varasm.c (initialize_cold_section_name): Update.
22589 (unlikely_text_section): Update.
22590 (unlikely_text_section_p): Update.
22591 (assemble_start_function): Update.
22592 (assemble_end_function): Update.
22593 (default_section_type_flags): Update.
22594 (switch_to_section): Update.
22595 * integrate.c (set_decl_abstract_flags): Update.
22596 (get_hard_reg_initial_val): Update.
22597 (has_hard_reg_initial_val): Update.
22598 (allocate_initial_values): Update.
22599 * resource.c (init_resource_info): Update.
22600 * config/alpha/alpha.c (NUM_ARGS): Update.
22601 (direct_return): Update.
22602 (alpha_va_start): Update.
22603 (alpha_sa_size): Update.
22604 (alpha_initial_elimination_offset): Update.
22605 (alpha_expand_prologue): Update.
22606 (alpha_start_function): Update.
22607 (alpha_expand_epilogue): Update.
22608 (unicosmk_initial_elimination_offset):
22609 * config/alpha/alpha.md (call expander): Update.
22610 * config/s390/s390.c (s390_register_info): Update.
22611 (s390_register_info): Update.
22612 (s390_frame_info): Update.
22613 (s390_initial_elimination_offset): Update.
22614 (s390_build_builtin_va_list): Update.
22615 (s390_va_start): Update.
22616 * config/spu/spu.c (direct_return): Update.
22617 (spu_expand_prologue): Update.
22618 (spu_initial_elimination_offset): Update.
22619 (spu_build_builtin_va_list): Update.
22620 (spu_va_start): Update.
22621 * config/sparc/sparc.c (sparc_init_modes): Update.
22622 (sparc_compute_frame_size): Update.
22623 (function_value): Update.
22624 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22625 * config/i386/i386.md (return expander): Update.
22626 * config/i386/i386.c (ix86_va_start): Update.
22627 (ix86_can_use_return_insn_p): Update.
22628 (ix86_compute_frame_layout): Update.
22629 (ix86_expand_epilogue): Update.
22630 * config/sh/sh.c (output_stack_adjust): Update.
22631 (calc_live_regs): Update.
22632 (sh_expand_prologue): Update.
22633 (sh_builtin_saveregs): Update.
22634 (sh_va_start): Update.
22635 (initial_elimination_offset): Update.
22636 (sh_allocate_initial_value): Update.
22637 (sh_function_ok_for_sibcall): Update.
22638 (sh_get_pr_initial_val): Update.
22639 * config/sh/sh.md (return expander): Update.
22640 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22641 * config/crx/crx.c (crx_compute_frame): UPdate.
22642 (crx_initial_elimination_offset): UPdate.
22643 * config/xtensa/xtensa.c (compute_frame_size): Update
22644 (xtensa_builtin_saveregs): Update.
22645 (xtensa_va_start): Update.
22646 (order_regs_for_local_alloc): Update.
22647 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22648 (xstormy16_expand_builtin_va_start): Update.
22649 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22650 * config/m68hc11/m68hc11.md (return expanders): Update.
22651 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22652 (expand_epilogue): Update.
22653 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22654 (cris_simple_epilogue): Update.
22655 (cris_expand_prologue): Update.
22656 (cris_expand_epilogue): Update.
22657 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22658 (compute_frame_size): Update.
22659 * config/mt/mt.c (mt_compute_frame_size): Update.
22660 * config/mn10300/mn10300.c (expand_prologue): Update.
22661 (expand_epilogue): Update.
22662 (initial_offset): Update.
22663 (mn10300_builtin_saveregs):
22664 * config/mn10300/mn10300.md (return expander): Update.
22665 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22666 (ia64_initial_elimination_offset): Update.
22667 (ia64_initial_elimination_offset): Update.
22668 (ia64_expand_prologue): Update.
22669 * config/m68k/m68k.md (return expander): Update.
22670 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22671 (rs6000_stack_info): Update.
22672 * config/mcore/mcore.c (layout_mcore_frame): Update.
22673 (mcore_expand_prolog): Update.
22674 * config/arc/arc.c (arc_compute_frame_size): Update.
22675 * config/score/score3.c (score3_compute_frame_size): Update.
22676 * config/score/score7.c (score7_compute_frame_size): Update.
22677 * config/arm/arm.c (use_return_insn): Update.
22678 (thumb_find_work_register): Update.
22679 (arm_compute_save_reg_mask): Update.
22680 (arm_output_function_prologue): Update.
22681 (arm_output_epilogue): Update.
22682 (arm_size_return_regs): Update.
22683 (arm_get_frame_offsets): Update.
22684 (arm_expand_prologue): Update.
22685 (thumb_exit): Update.
22686 (thumb_unexpanded_epilogue): Update.
22687 (thumb1_output_function_prologue): Update.
22688 * config/pa/pa.md (return expander): Update.
22689 * config/pa/pa.c (compute_frame_size): Update.
22690 (hppa_builtin_saveregs): Update.
22691 * config/mips/mips.c (mips_va_start): Update.
22692 (mips16_build_function_stub): Update.
22693 (mips_compute_frame_info): Update.
22694 (mips_restore_gp): Update.
22695 (mips_output_function_prologue): Update.
22696 (mips_expand_prologue): Update.
22697 * config/v850/v850.c (compute_frame_size): Update.
22698 (expand_prologue): * config/mmix/mmix.c (along): update.
22699 (mmix_initial_elimination_offset): update.
22700 (mmix_reorg): update.
22701 (mmix_use_simple_return): update.
22702 (mmix_expand_prologue): update.
22703 (mmix_expand_epilogue): Update.
22704 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22705 (emit_link_insn): Update.
22707 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22709 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22710 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22712 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22715 2008-04-07 Jan Hubicka <jh@suse.cz>
22717 * function.h (rtl): Rename to x_rtl.
22718 (crtl): New define.
22719 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22720 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22721 used_temp_slots avail_temp_slots, temp_slot_level,
22722 nonlocal_goto_handler_labels): Update accesstors.
22723 (rtl): New global variable.
22724 (struct function): Move some fileds to rtl_data.
22725 (get_arg_pointer_save_area): Update prototype.
22726 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22727 get_arg_pointer_save_area.
22728 * expr.c (init_expr): Update
22729 * function.c (get_frame_size): Update
22730 (assign_stack_local): Update
22731 (expand_function_end): Update.
22732 (get_art_pointer_save_area): Update
22734 * emit-rtl.c (rtl): Declare.
22735 (regno_reg_rtx): Declare.
22736 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22738 (gen_reg_rtx): Update.
22739 * varasm.c (n_deferred_constatns): Update accestor.
22740 (init_varasm_status): Do not allocate varasm_status.
22741 (force_const_mem, get_pool_size, output_constant_pool): Update.
22742 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22743 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22744 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22745 * sparc/sparc.h (INIT_EXPANDERS): Update.
22746 * ia64/ia64.h (INIT_EXPANDERS): Update.
22748 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22750 * reload.c (push_secondary_reload): Add missing break to for loop.
22752 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22754 PR middle-end/PR28690
22755 * rtlanal.c: Update copyright years.
22756 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22757 as REG_POINTER and MEM_POINTER operands.
22758 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22759 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22760 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22761 * gcse.c: Update copyright years.
22762 (pre_delete): Call gen_reg_rtx_and_attrs.
22763 (hoist_code): Likewise.
22764 (build_store_vectors): Likewise.
22765 (delete_store): Likewise.
22766 * loop-invariant.c (move_invariant_reg): Likewise.
22767 Update copyright years.
22769 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22771 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22772 control string instead of quoted.
22774 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22776 * doc/rtl.texi: Rewrite of subreg section.
22778 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22781 * config/i386/i386.c (legitimize_pic_address): Add treating
22782 of dllimport SYM_REF's.
22783 (legitimize_dllimport_symbol): Add prototype.
22785 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22787 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22788 reference in constructor with non self-referential type.
22790 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22792 Removal of Return with Depressed Stack Pointer support
22793 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22794 (ECF_SP_DEPRESSED): Likewise.
22795 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22796 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22797 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22798 (expand_call): Do not test ECF_SP_DEPRESSED.
22799 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22800 * function.c (keep_stack_depressed): Delete.
22801 (handle_epilogue_set): Likewise.
22802 (update_epilogue_consts): Likewise.
22803 (emit_equiv_load): Likewise.
22804 (thread_prologue_and_epilogue_insns): Remove support for Return with
22805 Depressed Stack Pointer.
22806 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22808 2008-04-06 Richard Guenther <rguenther@suse.de>
22810 PR tree-optimization/35400
22811 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22812 information from SSA_NAMEs.
22814 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22816 * config/avr/avr.h (avr_mega_p): Remove declaration.
22817 (AVR_MEGA): Remove macro.
22818 * config/avr/avr.c (avr_mega_p): Remove variable.
22819 (avr_override_options): Remove inicializion of avr_mega_p.
22820 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22821 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22822 (avr_jump_mode): (Ditto.).
22823 (avr_output_progmem_section_asm_op): (Ditto.).
22824 (avr_asm_init_sections): (Ditto.).
22825 (avr_asm_init_sections): (Ditto.).
22826 (avr_rtx_costs): (Ditto.).
22827 * config/avr/avr.md: (Ditto.).
22828 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22831 2008-04-06 Richard Guenther <rguenther@suse.de>
22833 PR tree-optimization/35842
22834 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22835 is_gimple_invariant_address.
22837 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22839 * gcc.c (default_compilers): Sync Fortran extensions list with
22840 that in fortran/lang-specs.h.
22841 * doc/invoke.texi: Likewise.
22842 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22843 * dwarf2out.c (gen_compile_unit_die): Likewise.
22845 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22847 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22849 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22852 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22853 attribute is used for nested functions.
22855 2008-04-05 Jan Hubicka <jh@suse.cz>
22857 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22859 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22861 (dump_files): Update.
22862 (enable_rtl_dump_file): Do not accept letter argument.
22863 * tree-pass.h (dump_file_info): Remove letter argument.
22864 * toplev.c (decode_d_option): Update -da handling.
22865 * toplev.h (enable_rtl_dump_file): Update prototype.
22866 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22867 it out based on pass type.
22868 (register_dump_files_1): Likewise.
22869 (init_optimization_passes): Update register_one_dump_file calls.
22870 (execute_one_pass): Sanity check that IPA passes are called at IPA
22871 level and RTL passes at RTL level.
22872 (execute_pass_list): IPA pass can not be after or subpass of
22874 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22875 disallov RTL subpasses of IPA subpasses.
22877 2008-04-05 Ben Elliston <bje@au.ibm.com>
22879 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22880 builtins that return exactly once and do not throw. Cache call to
22883 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22885 PR rtl-optimization/34916
22886 PR middle-end/35519
22887 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22888 between instruction pairs.
22890 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22892 * doc/invoke.texi: Document -mbitops for SH.
22893 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22894 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22895 * config/sh/sh.c (print_operand): Add %t operand code.
22896 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22897 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22898 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22899 (extendqihi2): Likewise.
22900 (movqi_i): Likewise.
22901 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22902 (extv): Use bld instruction for SH2A if possible.
22904 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22905 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22906 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22907 (bset.b, bclr.b): Define peepholes.
22908 * config/sh/sh.opt (mbitops): New option.
22910 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22913 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22914 and view convert expression.
22916 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22919 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22921 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22923 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22925 * config/i386/cpuid.h (bit_AES): New.
22926 (bit_PCLMUL): Likewise.
22928 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22929 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22930 SSE2 if AES or PCLMUL is enabled.
22931 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22932 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22933 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22934 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22935 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22936 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22937 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22938 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22939 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22940 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22941 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22942 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22943 __builtin_ia32_aeskeygenassist128 and
22944 __builtin_ia32_pclmulqdq128.
22945 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22946 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22947 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22949 * config/i386/i386.h (TARGET_AES): New.
22950 (TARGET_PCLMUL): Likewise.
22951 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22953 * config/i386/i386.md (UNSPEC_AESENC): New.
22954 (UNSPEC_AESENCLAST): Likewise.
22955 (UNSPEC_AESDEC): Likewise.
22956 (UNSPEC_AESDECLAST): Likewise.
22957 (UNSPEC_AESIMC): Likewise.
22958 (UNSPEC_AESKEYGENASSIST): Likewise.
22959 (UNSPEC_PCLMUL): Likewise.
22961 * config/i386/i386.opt (maes): New.
22962 (mpclmul): Likewise.
22964 * config/i386/sse.md (aesenc): New pattern.
22965 (aesenclast): Likewise.
22966 (aesdec): Likewise.
22967 (aesdeclast): Likewise.
22968 (aesimc): Likewise.
22969 (aeskeygenassist): Likewise.
22970 (pclmulqdq): Likewise.
22972 * config/i386/wmmintrin.h: New.
22974 * doc/extend.texi: Document AES and PCLMUL built-in function.
22976 * doc/invoke.texi: Document -maes and -mpclmul.
22978 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22980 * function.c (free_after_parsing): Replace with
22981 cxx_push_function_context from C++ front-end.
22982 (allocate_struct_function): Don't call langhook.
22983 * langhooks.h (struct lang_hooks_for_functions): Delete.
22984 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22986 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22987 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22988 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22989 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22990 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22991 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22992 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22994 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22995 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22997 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23000 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23003 2008-04-04 Richard Guenther <rguenther@suse.de>
23005 PR middle-end/35823
23006 * fold-const.c (optimize_minmax_comparison): Use the correct
23007 type for the constant in the simplified comparison.
23009 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23011 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23012 Pass L2 size as "--param l2-cache-size" to the compiler.
23013 (decode_l2_cache): New function to decode L2 cache parameters using
23014 0x8000006 extended cpuid function.
23015 (detect_caches_amd): Determine parameters of L2 cache using
23016 decode_l2_caches function.
23017 (decode_caches_intel): Decode L2 cache parameters.
23018 (detect_caches_intel): Determine L2 cache parameters using
23019 decode_caches_intel and decode_l2_caches functions.
23021 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23023 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23024 secondary input reload for subword loads from the constant pool.
23026 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23029 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23030 constants of the appropriate size for runtime calculations.
23033 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23034 decimal-float literal constant zero.
23036 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23039 * c-parser.c (c_parser_omp_atomic): Call
23040 default_function_array_conversion on the RHS.
23042 PR middle-end/35818
23043 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23044 call is_variable_sized if decl has incomplete type.
23046 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23048 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23050 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23052 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23054 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23055 (sgt<u>): Merge sgt and sgtu into new expander.
23056 (sgt, sgtu): Remove expanders.
23057 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23058 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23059 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23060 *sgtu_<mode>_mips16 into new pattern.
23061 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23062 (sge<u>): Merge sge and sgeu into new expander.
23063 (sge, sgeu): Remove expanders.
23064 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23066 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23067 (slt<u>): Merge slt and sltu into new expander.
23068 (slt, sltu): Remove expanders.
23069 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23070 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23071 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23072 *sltu_<mode>_mips16 into new pattern.
23073 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23074 (sle<u>): Merge sle and sleu into new expander.
23075 (sle, sleu): Remove expanders.
23076 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23077 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23078 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23079 *sleu_<mode>_mips16 into new pattern.
23080 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23082 2008-04-03 Jan Hubicka <jh@suse.cz>
23084 PR tree-optimization/35795
23085 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23086 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23087 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23088 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23089 * score/score3.c (score3_output_mi_thunk): Likewise.
23090 * score/score7.c (score7_output_mi_thunk): Likewise.
23091 * mips/mips.c (mips_output_mi_thunk): Likewise.
23093 2008-04-03 Richard Guenther <rguenther@suse.de>
23095 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23096 conversions. Simplify code.
23098 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23100 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23102 2008-04-03 Tom Tromey <tromey@redhat.com>
23103 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23105 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23106 * config/bfin/t-bfin-linux (generated_files): Add
23107 linux-sysroot-suffix.h.
23108 * doc/install.texi (Prerequisites): Require make 3.80.
23109 * doc/sourcebuild.texi (Front End Directory): Document new
23111 * Makefile.in (generated_files): New variable.
23112 (ALL_HOST_OBJS): New variable.
23113 ($(ALL_HOST_OBJS)): New target.
23115 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23117 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23118 (remap_block): Call id->transform_lang_insert_block instead
23120 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23121 Set id.transform_lang_insert_block to NULL.
23122 (clone_body): Move to cp/optimize.c
23123 * tree-inline.h (struct copy_body_data): Change
23124 transform_lang_insert_block to function pointer.
23125 (copy_generic_body, copy_decl_no_change): Export.
23126 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23127 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23128 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23130 * c-tree.h (insert_block): Kill.
23131 * c-decl.c (insert_block): Kill.
23133 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23135 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23136 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23137 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23139 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23140 argument, call {push,pop}_function_context from here.
23141 * c-parser.c: Use c_{push,pop}_function_context.
23143 * function.c (push_function_context_to): Move meat ...
23144 (push_function_context): ... here. Simplify.
23145 * function.c (pop_function_context_from): Move meat ...
23146 (pop_function_context): ... here. Simplify.
23147 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23149 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23150 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23151 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23152 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23154 2008-04-03 Ben Elliston <bje@au.ibm.com>
23156 * expmed.c (extract_force_align_mem_bit_field): Remove.
23158 2008-04-03 Richard Guenther <rguenther@suse.de>
23160 PR middle-end/35800
23161 * expr.h (try_casesi): Adjust prototype.
23162 * expr.c (try_casesi): Take fallback label as extra parameter.
23163 Use that for gen_casesi if default_label is NULL.
23164 * stmt.c (expand_case): Pass fallback label to try_casesi,
23165 make sure to fill gaps with a fallback label if default_label
23168 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23171 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23173 2008-04-03 Ben Elliston <bje@au.ibm.com>
23175 * expmed.c (extract_split_bit_field): Remove if (0) code.
23176 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23177 (do_ds_constraint): Likewise.
23179 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23181 * doc/cppopts.texi (-dU): Document.
23182 * c-common.h (flag_dump_macros): Update comment.
23183 * c-opts.c (handle_OPT_d): Handle -dU.
23184 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23185 dump_queued_macros, cb_used_define, cb_used_undef): New.
23186 (init_pp_output): Handle -dU.
23187 (cb_line_change): Call dump_queued_macros.
23188 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23190 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23192 * config/avr/predicates.md (io_address_operand): New predicate.
23193 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23194 * config/avr/avr.c (avr_io_address_p): Remove function.
23195 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23196 'avr_io_address_p' function.
23197 (out_movhi_r_mr): (Ditto.).
23198 (out_movqi_mr_r): (Ditto.).
23199 (out_movhi_mr_r): (Ditto.).
23200 (avr_address_cost): (Ditto.).
23202 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23204 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23205 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23206 in 32bit mode when XMM registers are available to avoid store
23208 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23209 corresponding post-reload splitters.
23211 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23213 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23214 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23215 __builtin_ia32_roundss.
23216 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23217 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23218 __builtin_ia32_roundss.
23219 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23220 IX86_BUILTIN_SHUFPD here.
23222 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23224 * config/i386/i386.md (plogic): New.
23225 (plogicprefix): Likewise.
23227 * config/i386/mmx.md (mmx_<code><mode>3): New.
23228 (mmx_and<mode>3): Removed.
23229 (mmx_ior<mode>3): Likewise.
23230 (mmx_xor<mode>3): Likewise.
23232 * config/i386/sse.md (<code><mode>3): New.
23233 (*<code><mode>3): Likewise.
23234 (*<code><mode>3): Likewise.
23235 (<code><mode>3): Likewise.
23236 (*sse_<code><mode>3): Likewise.
23237 (*sse2_<code><mode>3): Likewise.
23238 (<code>tf3): Likewise.
23239 (*<code>tf3): Likewise.
23240 (and<mode>3): Likewise.
23241 (*and<mode>3): Likewise.
23242 (ior<mode>3): Removed.
23243 (*ior<mode>3): Likewise.
23244 (xor<mode>3): Likewise.
23245 (*xor<mode>3): Likewise.
23246 (*and<mode>3): Likewise.
23247 (*ior<mode>3): Likewise.
23248 (*xor<mode>3): Likewise.
23249 (and<mode>3): Likewise.
23250 (*sse_and<mode>3): Likewise.
23251 (*sse2_and<mode>3): Likewise.
23252 (andtf3): Likewise.
23253 (*andtf3): Likewise.
23254 (ior<mode>3): Likewise.
23255 (*sse_ior<mode>3): Likewise.
23256 (*sse2_ior<mode>3): Likewise.
23257 (iortf3): Likewise.
23258 (*iortf3): Likewise.
23259 (xor<mode>3): Likewise.
23260 (*sse_xor<mode>3): Likewise.
23261 (*sse2_xor<mode>3): Likewise.
23262 (xortf3): Likewise.
23263 (*xortf3): Likewise.
23265 2008-04-02 Richard Guenther <rguenther@suse.de>
23267 PR tree-optimization/14495
23268 PR tree-optimization/34793
23269 * tree-vrp.c (struct switch_update): New structure.
23270 (to_remove_edges, to_update_switch_stmts): New VECs.
23271 (simplify_switch_using_ranges): New function. Remove not taken
23272 case labels and edges.
23273 (simplify_stmt_using_ranges): Call it.
23274 (identify_jump_threads): Mark edges we have queued for removal
23275 so we don't thread them.
23276 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23278 * tree-cfg.c (group_case_labels): Deal with missing default label.
23279 (tree_verify_flow_info): Allow missing default label.
23280 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23281 (emit_case_nodes): Likewise.
23282 (expand_case): Do not rely on the default label to be present.
23283 * expr.c (try_casesi): Deal with NULL default_label.
23284 (do_tablejump): Likewise.
23286 2008-04-02 Richard Guenther <rguenther@suse.de>
23288 PR tree-optimization/14495
23289 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23290 SWITCH_EXPR here ...
23291 (vrp_visit_switch_stmt): ... but here (new function).
23292 (find_case_label_index): New helper function.
23293 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23295 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23297 * fwprop.c: Fix ISO-C99ism.
23299 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23302 * Makefile.in (objdir): Set it here.
23303 * configure.ac: Not here. Find dynamic linker characteristics.
23304 * exec-tool.in: Use them.
23305 * aclocal.m4: Regenerate.
23306 * configure: Regenerate.
23308 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23310 * expr.c (expand_var): Delete it.
23311 * expr.h (expand_var): Delete prototype.
23312 * function.c (expand_function_start): Use expand_decl instead.
23313 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23316 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23318 PR rtl-optimization/35542
23319 * fwprop.c (forward_propagate_and_simplify): Replace
23320 loc_reg_mentioned_in_p with reg_mentioned_p.
23322 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23324 PR rtl-optimization/35281
23325 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23326 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23327 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23328 (varying_mem_p): Move above propagate_rtx.
23329 (all_uses_available_at): Do not check MEMs.
23331 2008-04-02 Rafael Espíndola <espindola@google.com>
23333 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23334 (register_edge_assert_for_2): Split the cond argument.
23335 (register_edge_assert_for_1): Adjust for the change in
23336 register_edge_assert_for_2.
23337 (register_edge_assert_for): Split the cond argument.
23338 (find_switch_asserts): Adjust for the change in
23339 register_edge_assert_for.
23341 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23343 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23344 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23345 offsets for 64-bit mingw.
23346 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23347 abi for x86_64-pc-mingw.
23349 2008-04-02 Richard Guenther <rguenther@suse.de>
23351 * tree-vrp.c (extract_range_from_assert): Make sure to not
23352 produce range min/max with TREE_OVERFOW set.
23353 If merging a anti-range and a range keep the anti-range if
23354 the range covers all values of the type.
23355 (register_edge_assert_for_2): Only allow sign-changing
23356 conversions in detecting canonical range checks. Also
23357 register an assert for the unsigned name if useful.
23359 PR tree-optimization/35787
23360 * tree-vrp.c (vrp_val_max): New function.
23361 (vrp_val_min): Likewise.
23362 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23363 (vrp_val_is_min): Likewise.
23364 (supports_overflow_infinity): Use vrp_val_{min,max}.
23365 (negative_overflow_infinity): Likewise.
23366 (positive_overflow_infinity): Likewise.
23367 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23368 (is_positive_overflow_infinity): Likewise.
23369 (is_overflow_infinity): Likewise.
23370 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23371 vrp_val_is_{min,max}.
23372 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23373 to ranges if possible. Avoid empty ranges.
23375 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23377 PR middle-end/35705
23378 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23379 the expression is a function address.
23381 2008-04-01 George Helffrich <george@gcc.gnu.org>
23383 PR fortran/35154, fortran/23057
23384 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23385 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23386 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23387 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23389 (dbxout_syms): Check for COMMON-based symbol and wrap in
23390 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23391 in bracket for efficiency.
23393 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23394 using DW_TAG_common_block + member offset.
23395 (add_pubname_string): New function.
23396 (dw_expand_expr): New function to find block name and offset for
23398 (common_check): New function to check whether symbol in Fortran COMMON.
23399 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23401 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23404 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23406 2008-04-02 Ben Elliston <bje@au.ibm.com>
23408 * config/v850/v850.md (casesi): Remove if (0) code.
23409 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23410 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23412 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23414 * config/i386/i386.md (rex64suffix): New mode attribute.
23415 (floathi<mode>2): Disable expander for SSE math.
23416 (*floathi<mode>2_1): New insn insn_and_split pattern.
23417 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23418 corresponding post-reload splitters.
23419 (*floathi<mode>2_i387): New macroized insn pattern.
23420 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23421 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23422 insn_and_split pattern.
23423 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23424 New macroized instruction patterns and corresponding post-reload
23426 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23427 and corresponding post-reload splitters.
23428 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23429 New macroized instruction patterns.
23430 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23431 macroized instruction patterns and corresponding post-reload splitters.
23432 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23433 corresponding post-reload splitters.
23434 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23435 New macroized instruction patterns.
23436 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23437 corresponding post-reload splitters.
23438 (*floatsi<mode>2_i387): New macroized instruction patterns.
23440 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23442 * config/i386/i386.md (smaxmin): New.
23443 (umaxmin): Likewise.
23444 (maxminiprefix): Likewise.
23445 (maxminfprefix): Likewise.
23446 (<code><mode>3): Likewise.
23447 (smin<mode>3): Removed.
23448 (smax<mode>3): Likewise.
23450 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23451 (mmx_<code>v4hi3): Likewise.
23452 (mmx_<code>v8qi3): Likewise.
23453 (mmx_smaxv2sf3): Removed.
23454 (mmx_sminv2sf3): Likewise.
23455 (mmx_umaxv8qi3): Likewise.
23456 (mmx_smaxv4hi3): Likewise.
23457 (mmx_uminv8qi3): Likewise.
23458 (mmx_sminv4hi3): Likewise.
23460 * config/i386/sse.md (<addsub><mode>3): New.
23461 (*<addsub><mode>3): Likewise.
23462 (<sse>_vm<addsub><mode>3): Likewise.
23463 (<maxmin><mode>3): Likewise.
23464 (*<maxmin><mode>3_finite): Likewise.
23465 (*<maxmin><mode>3): Likewise.
23466 (<sse>_vm<maxmin><mode>3): Likewise.
23467 (sse3_h<addsub>v4sf3): Likewise.
23468 (sse3_h<addsub>v2df3): Likewise.
23469 (<maxmin>v16qi3): Likewise.
23470 (*<maxmin>v16qi3): Likewise.
23471 (<maxmin>v8hi3): Likewise.
23472 (*<maxmin>v8hi3): Likewise.
23473 (*sse4_1_<maxmin><mode>3): Likewise.
23474 (*sse4_1_<maxmin><mode>3): Likewise.
23475 (add<mode>3): Removed.
23476 (*add<mode>3): Likewise.
23477 (<sse>_vmadd<mode>3): Likewise.
23478 (sub<mode>3): Likewise.
23479 (*sub<mode>3): Likewise.
23480 (<sse>_vmsub<mode>3): Likewise.
23481 (smin<mode>3): Likewise.
23482 (*smin<mode>3_finite): Likewise.
23483 (*smin<mode>3): Likewise.
23484 (<sse>_vmsmin<mode>3): Likewise.
23485 (smax<mode>3): Likewise.
23486 (*smax<mode>3_finite): Likewise.
23487 (*smax<mode>3): Likewise.
23488 (<sse>_vmsmax<mode>3): Likewise.
23489 (sse3_haddv4sf3): Likewise.
23490 (sse3_haddv2df3): Likewise.
23491 (sse3_hsubv4sf3): Likewise.
23492 (sse3_hsubv2df3): Likewise.
23493 (umaxv16qi3): Likewise.
23494 (*umaxv16qi3): Likewise.
23495 (smaxv8hi3): Likewise.
23496 (*smaxv8hi3): Likewise.
23497 (*sse4_1_smax<mode>3): Likewise.
23498 (*sse4_1_umax<mode>3): Likewise.
23499 (uminv16qi3): Likewise.
23500 (*uminv16qi3): Likewise.
23501 (sminv8hi3): Likewise.
23502 (*sminv8hi3): Likewise.
23503 (*sse4_1_smin<mode>3): Likewise.
23504 (*sse4_1_umin<mode>3): Likewise.
23506 2008-04-01 Rafael Espíndola <espindola@google.com>
23508 * tree-cfg.c (verify_expr): remove in_phi.
23509 (verify_stmt): Don't call walk_tree with verify_expr. Use
23510 is_gimple_min_invariant instead of is_gimple_val.
23512 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23514 * doc/include/gpl_v3.texi: Update for manpage generation.
23515 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23517 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23518 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23519 gpl_v3.texi instead of gpl.texi.
23522 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23525 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23527 2008-04-01 Rafael Espíndola <espindola@google.com>
23529 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23530 (extract_code_and_val_from_cond): Use
23531 extract_code_and_val_from_cond_with_ops.
23533 2008-04-01 Jan Hubicka <jh@suse.cz>
23535 * function.c (free_after_compilation): Free epilogue_delay_list.
23536 (prepare_function_start): Assert that previous compilation was freed.
23538 2008-04-01 Jan Hubicka <jh@suse.cz>
23539 Jim Wilson <wilson@tuliptree.org>
23540 Andreas Tobler <andreast@gcc.gnu.org>
23542 PR middle-end/35781
23543 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23544 rtl.emit instead cfun->emit.
23545 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23546 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23548 2008-04-01 Ben Elliston <bje@au.ibm.com>
23550 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23552 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23554 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23556 (fprofile-use): Add var flag_profile_use
23557 * coverage.c (coverage_begin_output): Do not open a gcno file for
23558 output only if -ftest-coverage is set.
23559 Do not add getpwd() to gcda file path.
23560 (build_gcov_info): Check the new flag
23561 flag_profile_datafile_relative_path.
23562 (coverage_init): Use profile_data_prefix.
23563 Read profile counter only if flag_profile_use is set.
23564 * opts.c (common_handle_option): New option fprofile-use=,
23565 fprofile-dir=, fprofile-generate=.
23566 * toplev.c (profile_data_prefix): New variable definition.
23567 * toplev.h (profile_data_prefix): New declaration.
23568 * doc/invoke.tex (Option Summary, Optimization Options):
23571 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23573 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23574 use tmp consistently.
23577 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23578 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23579 UNSPEC_FR_RECIP_APPROX_RES.
23580 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23582 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23585 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23587 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23589 PR middle-end/30186
23590 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23591 element of the vector via a pointer.
23593 2008-03-31 Ian Lance Taylor <iant@google.com>
23595 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23597 2008-03-31 Jan Hubicka <jh@suse.cz>
23599 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23600 get_arg_pointer_save_area.
23601 * expr.c (init_expr): Just clear out rtl.expr.
23602 * function.c (free_after_compilation): Clear out whole RTL structure.
23603 (get_func_frame_size): Merge into ...
23604 (get_frame_size): ... this one.
23605 (assign_stack_local_1): Merge into ...
23606 (assign_stack_local): ... this one.
23607 (expand_function_end): Update call of get_arg_pointer_save_area.
23608 (get_art_pointer_save_area): Remove cfun argument.
23609 * function.h (emit_status): regno_pointer_align does not need length
23610 attribute. Move x_regno_reg_rtx to ...
23611 (regno_reg_rtx): ... new global array.
23612 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23613 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23614 apply_args_value, forced_labels, stack_pointer_delta):
23616 (struct varasm_status): Move here from varasm.c
23617 (struct rtl_data): New. Move here some fields from struct function.
23618 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23619 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23620 used_temp_slots avail_temp_slots, temp_slot_level,
23621 nonlocal_goto_handler_labels): Update accesstors.
23622 (rtl): New global variable.
23623 (struct function): Move some fileds to rtl_data.
23624 (get_arg_pointer_save_area): Update prototype.
23625 * emit-rtl.c (rtl): Declare.
23626 (regno_reg_rtx): Declare.
23627 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23629 (gen_reg_rtx): Update.
23630 (init_virtual_regs): Do not tate emit_status argument.
23631 (init_emit): Do not allocate emit.
23632 * varasm.c (varasm_statuc): Move to function.h.
23633 (n_deferred_constatns): Update accestor.
23634 (init_varasm_status): Do not allocate varasm_status.
23635 (force_const_mem, get_pool_size, output_constant_pool): Update.
23636 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23637 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23639 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23641 PR rtl-optimization/35729
23642 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23645 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23648 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23649 load/store if memory is unaligned.
23650 (*movti_rex64): Likewise.
23652 * config/i386/predicates.md (misaligned_operand): New.
23654 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23657 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23660 2008-03-31 Jan Beulich <jbeulich@novell.com>
23662 * config/ia64/constraints.md: Add 'j' constraint.
23663 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23664 (movdi_internal): Likewise.
23666 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23669 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23671 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23674 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23675 proper error message for the third argument on blendpd and
23678 * config/i386/sse.md (blendbits): New.
23679 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23681 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23683 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23685 2008-03-30 Richard Guenther <rguenther@suse.de>
23687 PR middle-end/31023
23688 * fold-const.c (fold_sign_changed_comparison): Do leave
23689 conversions to base-types alone.
23691 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23693 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23694 the link register if one altivec register is be saved.
23696 2008-03-30 Ben Elliston <bje@au.ibm.com>
23698 * final.c (final_scan_insn): Remove if (0) code.
23700 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23702 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23704 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23706 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23707 of V4SFmode to ix86_binary_operator_ok.
23709 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23711 * config/i386/i386.c (override_options): Initialize
23712 ix86_veclib_handler to ix86_veclibabi_svml when
23713 -mveclibabi=svml is used.
23714 (ix86_veclibabi_svml): New function for SVML ABI style
23715 vectorization support.
23716 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23718 2008-03-28 Rafael Espíndola <espindola@google.com>
23720 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23721 (tree_binary_nonnegative_warnv_p): Make it public.
23722 (tree_single_nonnegative_warnv_p): Make it public.
23723 (tree_invalid_nonnegative_warnv_p): Make it public.
23724 (tree_unary_nonzero_warnv_p): Make it public.
23725 (tree_binary_nonzero_warnv_p): Make it public
23726 (tree_single_nonzero_warnv_p): Make it public.
23727 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23728 (extract_range_from_binary_expr): Split the expr argument.
23729 (extract_range_from_unary_expr): Split the expr argument.
23730 (extract_range_from_comparison): Split the expr argument.
23731 (extract_range_from_expr): Use the new aux functions.
23732 (vrp_evaluate_conditional_warnv): Use
23733 vrp_evaluate_conditional_warnv_with_ops.
23734 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23735 (tree_binary_nonzero_warnv_p): Declare.
23736 (tree_single_nonzero_warnv_p): Declare.
23737 (tree_expr_nonzero_warnv_p): Declare.
23738 (tree_unary_nonnegative_warnv_p): Declare.
23739 (tree_binary_nonnegative_warnv_p): Declare.
23740 (tree_single_nonnegative_warnv_p): Declare.
23741 (tree_invalid_nonnegative_warnv_p): Declare.
23743 2008-03-28 Richard Guenther <rguenther@suse.de>
23745 PR tree-optimization/30317
23746 PR tree-optimization/30911
23747 PR tree-optimization/34793
23748 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23749 (struct assert_locus_d): New member EXPR.
23750 (register_new_assert_for): Add EXPR parameter to support
23751 ASSERT_EXPR <name, expr OP limit>.
23752 (register_edge_assert_for_1): Adjust callers.
23753 (find_assert_locations): Likewise.
23754 (process_assert_insertions_for): Build condition from expression.
23755 (extract_range_from_assert): Handle ASSERT_EXPRs
23756 of the form ASSERT_EXPR <name, expr OP limit>.
23757 (register_edge_assert_for_2): New helper registering
23758 asserts for comparisons. Recognize range tests of the form
23759 (unsigned)i - CST1 OP CST2.
23760 (register_edge_assert_for_1): Use it.
23761 (register_edge_assert_for): Likewise.
23762 (needs_overflow_infinity): Integer sub-types
23763 do not need overflow infinities.
23764 (vrp_val_is_max): The extreme values of integer sub-types
23765 are those of the base type.
23766 (vrp_val_is_min): Likewise.
23767 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23770 2008-03-28 Nick Clifton <nickc@redhat.com>
23773 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23774 Return GENERAL_REGS for stack adjustment reloads.
23776 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23779 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23780 const_vector when all the vectors are constant.
23782 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23784 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23786 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23787 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23789 (s<code>_sf): Use new scc_sf attribute for opcode names.
23791 2008-03-27 Tom Tromey <tromey@redhat.com>
23793 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23794 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23795 config/spu/t-spu-elf, config/i386/t-interix,
23796 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23797 config/i386/x-darwin, config/i386/x-mingw32,
23798 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23799 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23800 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23801 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23802 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23803 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23804 config/score/t-score-elf, config/arm/t-strongarm-pe,
23805 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23806 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23807 Revert automatic dependency patch.
23809 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23812 * config/i386/i386.c (ix86_function_arg_boundary): Align
23813 decimal floating point to its natural boundary.
23815 2008-03-27 Richard Guenther <rguenther@suse.de>
23817 PR middle-end/35716
23818 * fold-const.c (fold_comparison): Restrict distinct decl
23819 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23820 solely rely on operand_equal_p.
23822 2008-03-27 Richard Guenther <rguenther@suse.de>
23825 * c-common.c (handle_weak_attribute): Reject combination of
23828 2008-03-27 Richard Guenther <rguenther@suse.de>
23830 PR tree-optimization/32810
23831 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23832 conversions from DECL_INITIAL.
23833 (fold_const_aggregate_ref): Likewise from constructor elements.
23835 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23837 * tree-affine.h (aff_combination_expand): Declare.
23838 (get_inner_reference_aff): Likewise.
23839 * tree-affine.c (aff_combination_expand): Split out from
23840 tree_to_aff_combination_expand.
23841 (get_inner_reference_aff): New function.
23842 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23843 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23844 (struct lim_aux_data): sm_done field removed.
23845 (mem_ref_loc_p, mem_ref_locs_p): New types.
23846 (struct mem_ref): Added id, stored, accesses_in_loop,
23847 indep_loop, dep_loop, indep_ref, dep_ref fields.
23848 Removed is_stored, locs and next fields.
23849 (memory_accesses): New variable.
23850 (movement_possibility): Do not allow moving statements
23851 that store to memory.
23852 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23854 (determine_max_movement): For statements with memory references,
23855 find the outermost loop in that the reference is independent.
23856 (move_computations_stmt): Mark the virtual operands for renaming.
23857 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23858 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23859 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23860 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23861 create_vop_ref_mapping, analyze_memory_references,
23862 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23863 get_all_locs_in_loop, ref_always_accessed_p,
23864 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23865 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23866 store_motion_loop, store_motion): New functions.
23867 (struct vop_to_refs_elt): New type.
23868 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23869 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23870 (schedule_sm): Replaced by...
23871 (execute_sm): ... this.
23872 (determine_lsm_ref, hoist_memory_references,
23873 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23874 find_more_ref_vops, free_mem_ref, free_mem_refs,
23875 determine_lsm_loop, determine_lsm): Removed.
23876 (tree_ssa_lim_finalize): Free data structures used by store motion.
23877 (tree_ssa_lim): Call analyze_memory_references. Use
23878 store_motion instead of determine_lsm.
23880 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23882 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23883 rename tmake_file to m68hc11/t-m68hc11.
23884 (mcore): Set inhibit_libc to true.
23885 * config.host (alpha*-dec-*vms*): Set extra_programs.
23886 (interix3*): Don't use host_xmake_file.
23887 * configure.ac: Let config.gcc override inhibit_libc.
23888 * configure: Regenerate.
23890 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23891 * config/t-openbsd-thread: Remove commented out lines.
23893 * config/x-interix: Remove.
23895 * config/m68hc11/t-m68hc11-gas: Rename to...
23896 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23898 * config/mcore/t-mcore: Remove T_CFLAGS.
23899 * config/mcore/t-mcore-pe: Likewise.
23901 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23903 * configure.ac: Replace custom __GNU_SOURCE test with
23904 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23905 * aclocal.m4: Regenerate.
23906 * configure: Regenerate.
23907 * config.in: Regenerate.
23909 2008-03-27 Richard Guenther <rguenther@suse.de>
23911 * fold-const.c (target.h): Include.
23912 (fold_comparison): Fold comparison of addresses of decls
23913 that bind locally or of constants. Consolidate address folding code.
23914 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23915 results from fold_binary_to_constant.
23916 (compare_values_warnv): Likewise.
23918 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23920 PR middle-end/35429
23921 * fold-const.c (fold_truthop): Check for integeral types when folding
23922 a == 0 && b == 0 and a != 0 || b != 0 .
23924 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23926 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23928 2008-03-26 Andreas Schwab <schwab@suse.de>
23930 * doc/invoke.texi: Fix use of @item vs. @itemx.
23932 2008-03-26 Tom Tromey <tromey@redhat.com>
23934 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23935 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23936 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23937 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23938 build/genconstants.o, build/genemit.o, build/genextract.o,
23939 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23940 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23943 2008-03-26 Richard Guenther <rguenther@suse.de>
23946 2008-03-26 Richard Guenther <rguenther@suse.de>
23948 * fold-const.c (target.h): Include.
23949 (fold_comparison): Fold comparison of addresses of two decls
23950 that bind locally. Consolidate address folding code.
23952 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23954 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23955 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23956 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23957 dconstsqrt2, dconstthird, dconste and/or dconst10.
23958 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23959 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23960 dconstsqrt2, dconste): Delete.
23961 (init_emit_once): Likewise. Simplify initializing dconstm1.
23963 * real.c (get_real_const): New.
23964 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23965 dconstsqrt2, dconste): Delete.
23966 (real_value_const, get_real_const): New.
23968 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23970 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23972 * config/i386/i386.c (ix86_function_arg_boundary): Check
23973 BIGGEST_ALIGNMENT instead of 128.
23974 (setup_incoming_varargs_64): Likewise.
23976 2008-03-26 Tom Tromey <tromey@redhat.com>
23978 * Makefile.in (DEPFILES): Add missing '/'.
23980 2008-03-26 Richard Guenther <rguenther@suse.de>
23982 * fold-const.c (target.h): Include.
23983 (fold_comparison): Fold comparison of addresses of two decls
23984 that bind locally. Consolidate address folding code.
23986 2008-03-26 Nick Clifton <nickc@redhat.com>
23989 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23990 not allow INT+INT as a legitimate addressing mode.
23992 2008-03-26 Richard Guenther <rguenther@suse.de>
23994 * tree-flow.h (widen_bitfield): Remove declaration.
23995 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23996 (widen_bitfield): Remove function.
23997 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24000 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24003 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24006 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24008 PR rtl-optimization/35232
24009 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24010 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24011 reg_reloaded_call_part_clobbered here.
24012 (reload_regs_reach_end_p): New function.
24013 (reload_reg_rtx_for_input): New variable.
24014 (reload_reg_rtx_for_output): Likewise.
24015 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24016 when reassigning a pseudo register. Load reloadreg from
24017 reload_reg_rtx_for_input, moving the mode and register
24019 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24020 instead of the original when deciding whether an input reload
24021 would be a no-op or whether an output reload can be deleted.
24022 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24023 when setting up new_spill_reg_store. Load it from
24024 reload_reg_rtx_for_output, moving the mode and register
24026 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24027 instead of the original when deciding whether an output reload
24028 would be a no-op. Do the same when modifying insn notes.
24029 Use rtx_equal_p instead of == to compare the registers.
24030 (inherit_piecemeal_p): Take a mode and two register numbers
24032 (emit_reload_insns): Clear new_spill_reg_store for every hard
24033 register in the reload register. Remove spill registers
24034 from reg_reloaded_valid before considering whether to record
24035 inheritance information for them. Use reload_reg_rtx_for_output
24036 instead of reg_rtx when recording output reloads. Use
24037 reload_reg_rtx_for_input instead of reg_rtx when recording
24038 input reloads. Set or clear reg_reloaded_call_part_clobbered
24039 at the same time as setting reg_reloaded_valid.
24040 (delete_output_reload): Add a new_reload_reg parameter and use it
24041 instead of rld[j].reg_rtx.
24042 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24045 2008-03-25 Tom Tromey <tromey@redhat.com>
24047 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24048 (build/genattr.o): Likewise.
24049 (build/genattrtab.o): Likewise.
24050 (build/gencodes.o): Likewise.
24051 (build/genconfig.o): Likewise.
24052 (build/genconstants.o): Likewise.
24053 (build/genemit.o): Likewise.
24054 (build/genextract.o): Likewise.
24055 (build/genflags.o): Likewise.
24057 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24059 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24060 instead of size_int for integer types.
24061 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24062 to match type of MINUS_EXPR.
24064 2008-03-25 Tom Tromey <tromey@redhat.com>
24066 * configure: Rebuilt.
24067 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24070 2008-03-25 Tom Tromey <tromey@redhat.com>
24072 * config/x-solaris (host-solaris.o): Update.
24073 * config/x-linux (host-linux.o): Update.
24074 * config/x-hpux (host-hpux.o): Update.
24075 * config/x-darwin (host-darwin.o): Update.
24076 * config/v850/t-v850e (v850-c.o): Update.
24077 * config/v850/t-v850 (v850-c.o): Update.
24078 * config/t-vxworks (vxworks.o): Update.
24079 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24080 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24081 * config/spu/t-spu-elf (spu-c.o): Update.
24083 * config/sh/t-symbian (sh-c.o): Update.
24084 (symbian.o): Update.
24085 * config/sh/t-sh (sh-c.o): Update.
24086 * config/score/t-score-elf (score7.o, score3.o): Update.
24087 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24088 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24089 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24090 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24091 (rs6000.o): Remove.
24092 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24093 * config/m32c/t-m32c (m32c-pragma.o): Update.
24094 * config/ia64/t-ia64 (ia64-c.o): Update.
24095 * config/i386/x-mingw32 (host-mingw32.o): Update.
24096 * config/i386/x-i386 (driver-i386.o): Update.
24097 * config/i386/x-darwin (host-i386-darwin.o): Update.
24098 * config/i386/x-cygwin (host-cygwin.o): Update.
24099 * config/i386/t-nwld (nwld.o): Update.
24100 * config/i386/t-netware (netware.o): Update.
24101 * config/i386/t-interix (winnt.o): Update.
24102 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24103 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24104 msformat-c.o): Update.
24105 * config/bfin/t-bfin-linux (generated_files): Add
24106 linux-sysroot-suffix.h.
24107 * config/arm/t-wince-pe (pe.o): Update.
24108 * config/arm/t-strongarm-pe (pe.o): Update.
24109 * config/arm/t-pe (pe.o): Update.
24110 * config/arm/t-arm (arm-c.o): Update.
24111 * doc/install.texi (Prerequisites): Require make 3.80.
24112 * Makefile.in: Remove .o targets.
24113 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24114 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24115 (simple_generated_h, simple_generated_c): Move earlier.
24116 (generated_files): New variable.
24117 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24118 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24119 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24120 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24121 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24122 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24123 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24124 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24125 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24126 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24127 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24128 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24130 (COMPILE.base, COMPILE): New variables.
24131 (%.o): New pattern rule.
24132 (ALL_HOST_OBJS): New variable.
24133 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24134 (dummy-checksum.o, cc1-checksum.o): Remove.
24135 (DRIVER_SHLIB): New variable.
24136 (DRIVER_DEFINES): Use it.
24137 (gencondmd.c): Move out of build/.
24138 (s-conditions): Update.
24139 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24140 (ALL_BUILD_OBJS): Likewise.
24141 (build/%.o): Use BUILDCOMPILE.
24142 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24143 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24144 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24145 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24146 build/genconfig.o, build/genconstants.o, build/genemit.o,
24147 build/genextract.o, build/genflags.o, build/genmddeps.o,
24148 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24149 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24150 build/gen-protos.o, build/scan.o, build/fix-header.o,
24151 build/scan-decls.o): Simplify.
24152 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24153 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24154 prefix.o, toplev.o): Reduce to variable setting.
24155 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24156 ($(out_object_file), gcc-options.o): New targets.
24157 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24158 * configure: Rebuilt.
24159 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24160 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24162 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24164 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24165 complain when we hit an error, return ERROR_MARK_NODE.
24167 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24169 * config/sh/constraints.md (Pso, Psz): New constraints.
24170 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24171 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24173 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24175 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24176 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24178 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24180 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24181 (prefetch_sh2a): New.
24183 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24184 Naveen.H.S <naveen.hs@kpitcummins.com>
24186 * config/sh/constraints.md (I28): New constraint.
24187 * config/sh/sh.c (broken_move): Add support for movi20s.
24188 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24190 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24191 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24192 Naveen.H.S <naveen.hs@kpitcummins.com>
24194 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24195 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24196 (print_operand): Handle resbank in %@ operand code.
24197 (sh_encode_section_info): New.
24198 (push_regs): Add conditions for resbank.
24199 (sh_expand_epilogue): Likewise.
24200 (sh_insert_attributes): Likewise.
24201 (sh_attribute_table): Likewise.
24202 (sh_handle_resbank_handler_attribute): New.
24203 (sh2a_handle_function_vector_handler_attribute): New.
24204 (sh2a_is_function_vector_call): New.
24205 (sh2a_get_function_vector_number): New.
24206 (sh2a_function_vector_p): New.
24207 (sh_cfun_resbank_handler_p): New.
24208 * config/sh/sh.md (calli): Emit jsr/n if possible.
24209 (calli_tbr_rel): New.
24210 (calli_pcrel): Emit jsr/n if possible.
24211 (return_i): Emit rts/n if possible.
24212 (call_valuei_tbr_rel): New.
24213 (call_valuei_pcrel): Add condition for SH2A target.
24214 (call_value): Likewise.
24215 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24216 (sh2a_get_function_vector_number): Likewise.
24217 (sh2a_is_function_vector_call): Likewise.
24218 * doc/extend.texi: Document TBR relative addressing of SH2A.
24219 (resbank): Add description for SH2A.
24221 2008-03-24 Richard Guenther <rguenther@suse.de>
24224 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24225 pointer assignments change conversions according to middle-end rules.
24226 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24227 * configure.ac: Include type checking in yes.
24228 * configure: Regenerate.
24230 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24232 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24233 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24235 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24237 * gthr-vxworks.h (UNUSED): Define.
24239 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24241 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24243 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24245 * doc/extend.texi (Function Attributes): Add missing comma in the
24246 example of the "alloc_size" attribute.
24248 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24251 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24253 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24256 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24259 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24260 of the underlying type of a MS bitfield layout to the natural
24261 alignment of the type.
24263 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24265 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24266 to their natural alignment to avoid store forwarding stalls.
24268 2008-03-22 Richard Guenther <rguenther@suse.de>
24270 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24271 For PHI nodes verify the address is invariant.
24272 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24273 (get_symbol_constant_value): Use is_gimple_min_invariant.
24274 (maybe_fold_stmt_indirect): Likewise.
24276 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24278 PR rtl-optimization/33927
24279 * Makefile.in (dse.o): Depend on $(TM_P_H).
24280 * expr.h (extract_low_bits): Declare.
24281 * expmed.c (extract_low_bits): New function.
24282 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24283 * dse.c: Include tm_p.h.
24284 (find_shift_sequence): Remove the read_reg argument and return the
24285 read value. Emit the instructions instead of returning them.
24286 Iterate on new_mode rather than calculating it each time.
24287 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24288 source to NEW_MODE and extract_low_bits to convert the shifted
24289 value to READ_MODE.
24290 (replace_read): Allow the load and store to have different mode
24291 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24292 or extraction instructions before trying the replacement. Update
24293 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24295 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24297 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24298 to their natural alignment to avoid store forwarding stalls.
24300 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24303 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24304 encouraging but not allowing gprs for input;
24305 change the input constraint to !f#r.
24306 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24308 change the output constraint to !f#r.
24310 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24313 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24314 corresponding post-reload splitters.
24315 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24316 when x87 FP math is selected.
24317 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24318 New function prototype.
24319 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24320 unreachable function to ease macroization of insn patterns.
24322 2008-03-21 Martin Jambor <mjambor@suse.cz>
24324 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24325 reference dumps if ddr is NULL or dependence is unknown.
24327 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24329 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24330 unsigned extension into account.
24331 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24332 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24333 Do computations on a scratch register.
24335 2008-03-21 Richard Guenther <rguenther@suse.de>
24337 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24338 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24339 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24340 * tree-ssa-dom.c (record_equality): Likewise.
24341 * tree-inline.c (copy_body_r): Likewise.
24342 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24345 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24347 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24348 as 'delete_unused' argument.
24350 2008-03-20 Richard Guenther <rguenther@suse.de>
24352 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24353 special casing of constant qualifiers.
24354 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24355 care about them in general.
24356 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24357 regardless of their type.
24358 (fold_stmt_r): Forcefully fold *& if we end up with that.
24360 2008-03-20 Paul Brook <paul@codesourcery.com>
24362 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24363 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24365 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24367 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24368 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24370 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24372 * common.opt (Wmudflap): New option.
24373 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24374 (mx_register_decls): Likewise.
24375 (mudflap_finish_file): Likewise.
24376 * doc/invoke.texi: Document -Wno-mudflap.
24378 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24380 * c-format.c (replace_format_name_to_system_name): New.
24381 (cmp_attribs): New.
24382 (convert_format_name_to_system_name): New.
24383 (decode_format_attr): Add use of convert_format_name_to_system_name.
24384 (format_types_orig): Add gnu_ prefix to names.
24385 (check_format_info_main): Special treating of \0 escaped names for
24386 supporting multi-character format specifiers as I32, I64.
24387 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24388 (gnu_target_overrides_format_attributes): New.
24389 * c-format.h: Add structure target_ovr_attr to hold
24390 system specific formatter names.
24391 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24392 msformat-c.o file to c_target_objs and cxx_target_objs.
24393 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24394 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24395 (TARGET_N_FORMAT_TYPES): New.
24396 * config/i386/msformat-c.c: New.
24397 * config/i386/t-cygming: Add build rule for msformat-c.o.
24398 * doc/extend.texi: Add new format names gnu_* and ms_* and
24400 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24402 2008-03-20 Ira Rosen <irar@il.ibm.com>
24404 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24405 optimizations turned on under -O3.
24406 (ftree-vectorize): Add that the flag is turned on with -O3.
24408 2008-03-20 Ben Elliston <bje@au.ibm.com>
24410 * regmove.c (try_auto_increment): Fix spelling error in comment.
24411 * final.c (final_scan_insn): Likewise.
24413 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24416 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24417 allocator preferences for "y" and "r" class registers.
24418 ("*mov<mode>_internal"): Ditto.
24419 ("*movv2sf_internal_rex64"): Ditto.
24420 ("*movv2sf_internal"): Ditto.
24422 2008-03-19 Michael Matz <matz@suse.de>
24424 PR middle-end/35616
24425 * calls.c (expand_call): Check overlap of arguments with call
24426 address for sibcalls.
24428 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24431 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24432 of the underlying type of a MS bitfield layout to the natural
24433 alignment of the type.
24435 2008-03-19 Jan Hubicka <jh@suse.cz>
24438 * toplev.c (decode_d_option): Handle all CPP flags.
24439 * tree-vrp.c: Update tree_pass descriptors.
24440 * regrename.c: Update tree_pass descriptors.
24441 * fwprop.c: Update tree_pass descriptors.
24442 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24443 * tree-into-ssa.c: Update tree_pass descriptors.
24444 * tree-dump.c: Update tree_pass descriptors.
24445 * tree-complex.c: Update tree_pass descriptors.
24446 * tree-dump.h: Update tree_pass descriptors.
24447 * see.c: Update tree_pass descriptors.
24448 * cgraphbuild.c: Update tree_pass descriptors.
24449 * tracer.c: Update tree_pass descriptors.
24450 * tree-loop-distribution.c: Update tree_pass descriptors.
24451 * cgraph.c: Update tree_pass descriptors.
24452 * postreload-gcse.c: Update tree_pass descriptors.
24453 * postreload.c: Update tree_pass descriptors.
24454 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24455 * tree-tailcall.c: Update tree_pass descriptors.
24456 * tree-pass.h (tree_opt_pass): Rename to ...
24457 (opt_pass) ... this one; add "type" field and remove letter field.
24458 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24459 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24460 all_lowering_passes): Update declaration.
24461 * ipa-cp.c: Update tree_pass descriptors.
24462 * final.c: Update tree_pass descriptors.
24463 * omp-low.c: Update tree_pass descriptors.
24464 * tree-ssa-dse.c: Update tree_pass descriptors.
24465 * ipa-reference.c: Update tree_pass descriptors.
24466 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24467 * auto-inc-dec.c: Update tree_pass descriptors.
24468 * reorg.c: Update tree_pass descriptors.
24469 * cgraphunit.c: Update tree_pass descriptors.
24470 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24471 * tree-ssa-ccp.c: Update tree_pass descriptors.
24472 * df-core.c: Update tree_pass descriptors.
24473 * mode-switching.c: Update tree_pass descriptors.
24474 * tree-nomudflap.c: Update tree_pass descriptors.
24475 * modulo-sched.c: Update tree_pass descriptors.
24476 * ipa-pure-const.c: Update tree_pass descriptors.
24477 * cse.c: Update tree_pass descriptors.
24478 * web.c: Update tree_pass descriptors.
24479 * tree-stdarg.c: Update tree_pass descriptors.
24480 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24481 * tree-ssa-dom.c: Update tree_pass descriptors.
24482 * tree-nrv.c: Update tree_pass descriptors.
24483 * tree-ssa-alias.c: Update tree_pass descriptors.
24484 * loop-init.c: Update tree_pass descriptors.
24485 * gimple-low.c: Update tree_pass descriptors.
24486 * ipa-inline.c: Update tree_pass descriptors.
24487 * tree-ssa-sink.c: Update tree_pass descriptors.
24488 * global.c: Update tree_pass descriptors.
24489 * ifcvt.c: Update tree_pass descriptors.
24490 * jump.c: Update tree_pass descriptors.
24491 * predict.c: Update tree_pass descriptors.
24492 * tree-ssa-loop.c: Update tree_pass descriptors.
24493 * recog.c: Update tree_pass descriptors.
24494 * dse.c: Update tree_pass descriptors.
24495 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24496 * tree-eh.c: Update tree_pass descriptors.
24497 * regmove.c: Update tree_pass descriptors.
24499 * function.c: Update tree_pass descriptors.
24500 * tree-vectorizer.c: Update tree_pass descriptors.
24501 * gcse.c: Update tree_pass descriptors.
24502 * ipa-type-escape.c: Update tree_pass descriptors.
24503 * tree-if-conv.c: Update tree_pass descriptors.
24504 * init-regs.c: Update tree_pass descriptors.
24505 * ipa.c: Update tree_pass descriptors.
24506 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24507 * rtl-factoring.c: Update tree_pass descriptors.
24508 * lower-subreg.c: Update tree_pass descriptors.
24509 * bt-load.c: Update tree_pass descriptors.
24510 * tree-dfa.c: Update tree_pass descriptors.
24511 * except.c: Update tree_pass descriptors.
24512 * emit-rtl.c: Update tree_pass descriptors.
24513 * cfgexpand.c: Update tree_pass descriptors.
24514 * tree-cfgcleanup.c: Update tree_pass descriptors.
24515 * cfgcleanup.c: Update tree_pass descriptors.
24516 * tree-ssa-pre.c: Update tree_pass descriptors.
24517 * tree-sra.c: Update tree_pass descriptors.
24518 * tree-mudflap.c: Update tree_pass descriptors.
24519 * tree-ssa-copy.c: Update tree_pass descriptors.
24520 * cfglayout.c: Update tree_pass descriptors.
24521 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24522 * tree-ssa-dce.c: Update tree_pass descriptors.
24523 * tree-ssa.c: Update tree_pass descriptors.
24524 * regclass.c: Update tree_pass descriptors.
24525 * integrate.c: Update tree_pass descriptors.
24526 * tree-optimize.c: Update tree_pass descriptors.
24527 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24528 * tree-object-size.c: Update tree_pass descriptors.
24529 * combine.c: Update tree_pass descriptors.
24530 * tree-outof-ssa.c: Update tree_pass descriptors.
24531 * bb-reorder.c: Update tree_pass descriptors.
24532 * stack-ptr-mod.c: Update tree_pass descriptors.
24533 * var-tracking.c: Update tree_pass descriptors.
24534 * tree-profile.c: Update tree_pass descriptors.
24535 * tree-vect-generic.c: Update tree_pass descriptors.
24536 * reg-stack.c: Update tree_pass descriptors.
24537 * sched-rgn.c: Update tree_pass descriptors.
24538 * tree-ssa-structalias.c: Update tree_pass descriptors.
24539 * tree-cfg.c: Update tree_pass descriptors.
24540 * passes.c (current_pass): Update declaration.
24541 (finish_optimization_passes): Update.
24542 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24543 (register_one_dump_file, register_dump_files_1, next_pass_1):
24545 (init_optimization_passes): Update handling of new types.
24546 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24547 * ipa-struct-reorg.c: Update tree_pass descriptors.
24548 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24549 * combine-stack-adj.c: Update tree_pass descriptors.
24550 * cfgrtl.c: Update tree_pass descriptors.
24551 * dce.c: Update tree_pass descriptors.
24552 * tree-ssanames.c: Update tree_pass descriptors.
24554 2008-03-19 Richard Guenther <rguenther@suse.de>
24556 PR middle-end/35609
24557 * tree-ssa.c (walk_data): New structure.
24558 (warn_uninitialized_var): If not always_executed warn with "maybe"
24560 (execute_early_warn_uninitialized): Compute post-dominators.
24561 Initialize always_executed before processing each basic block.
24563 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24566 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24567 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24569 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24571 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24573 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24575 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24577 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24578 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24579 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24580 target after ignore has been set, and move there also the commputation
24581 of subtarget and original_target.
24582 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24583 (LANG_HOOKS_INITIALIZER): Remove it.
24584 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24586 2008-03-18 Richard Guenther <rguenther@suse.de>
24588 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24589 found an expression with constants, note that in the VN for the lhs.
24590 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24591 fold them to constants if possible. Run cleanup_cfg if done so.
24592 (execute_pre): Return todo.
24593 (do_pre): Likewise.
24594 (execute_fre): Likewise.
24595 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24597 (get_prop_source_stmt): Look through pointer conversions.
24599 2008-03-18 Jan Hubicka <jh@suse.cz>
24601 * tree-pretty-print.c: Include predict.h.
24602 (dump_generic_node): Dump predictor.
24603 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24604 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24605 * gimple-low.c (lower_stmt): Likewise.
24606 * expr.c (expand_expr_real): Likewise.
24607 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24609 (build_predict_expr, build_predict_expr): New.
24610 * predict.h (predictor_name, build_predict_expr): Update.
24611 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24612 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24613 * predict.def (PRED_CONTINUE): Update hitrate.
24614 * tree.def (PREDICT_EXPR): Define.
24615 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24616 do not handle BIND_EXPR.
24617 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24618 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24619 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24622 2008-03-18 Michael Matz <matz@suse.de>
24624 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24626 2008-03-18 Richard Guenther <rguenther@suse.de>
24628 * tree-gimple.h (is_gimple_invariant_address): Declare.
24629 (is_gimple_constant): Likewise.
24630 * tree-gimple.c (is_gimple_constant): New function.
24631 (is_gimple_invariant_address): Likewise.
24632 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24633 and is_gimple_invariant_address.
24634 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24636 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24637 an addressable base.
24639 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24641 PR middle-end/35611
24642 * gimplify.c (gimplify_expr): Gimplify second operand of
24645 2008-03-17 Richard Guenther <rguenther@suse.de>
24647 PR tree-optimization/19637
24648 * fold-const.c (fold_unary): Remove restrictions of removing
24649 intermediate pointer-conversions (P2)(P1)P0.
24650 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24651 conversion to void pointer.
24652 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24654 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24657 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24658 emulated thread local variables.
24660 2008-03-16 Richard Guenther <rguenther@suse.de>
24662 PR middle-end/35607
24663 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24664 expand TREE_INVARIANT operations that are not gimple invariant.
24666 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24668 * doc/extend.texi (Alignment): Say that the ABI controls
24669 the __alignof__ for non-strict-alignment targets rather
24670 than being a recommendation.
24672 2008-03-15 Paul Brook <paul@codesourcery.com>
24674 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24676 (arm_output_fn_unwind): Mark functions that can not be unwound.
24678 2008-03-15 Paul Brook <paul@codesourcery.com>
24680 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24681 extension instructions.
24683 2008-03-15 Richard Guenther <rguenther@suse.de>
24685 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24686 and fold constant aggregate refs.
24687 (fold_const_aggregate_ref): Handle string constants
24688 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24689 (evaluate_stmt): Simplify now that ccp_fold folds constant
24692 2008-03-15 Paul Brook <paul@codesourcery.com>
24694 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24695 (extzv): Use gen_extzv_t2.
24696 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24698 2008-03-15 Richard Guenther <rguenther@suse.de>
24700 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24701 (fold_const_aggregate_ref): Likewise.
24702 (get_value): Return NULL if we don't have any values.
24703 (ccp_finalize): Set const_val to NULL after freeing it.
24704 * tree-flow.h (get_symbol_constant_value): Declare.
24705 (fold_const_aggregate_ref): Likewise.
24706 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24708 2008-03-15 Richard Guenther <rguenther@suse.de>
24710 PR middle-end/35593
24711 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24712 to not produce negative array indices if not allowed. Add
24713 parameter to indicate that.
24714 (maybe_fold_offset_to_component_ref): Allow negative array
24715 indices only for the first member of a structure.
24716 (maybe_fold_offset_to_reference): Allow negative array indices.
24717 (maybe_fold_stmt_addition): Likewise.
24719 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24720 Anatoly Sokolov <aesok@post.ru>
24722 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24723 (avr_arch): Add ARCH_AVR6.
24724 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24725 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24726 instead of fixed value 2.
24727 (print_operand_address): Use gs() asm specifier instead of pm().
24728 (avr_assemble_integer): (Ditto.).
24729 (avr_output_addr_vec_elt): (Ditto.).
24730 (print_operand): Handle "!" code.
24731 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24732 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24733 (AVR_HAVE_EIJMP_EICALL): Define.
24734 (AVR_3_BYTE_PC): Redefine.
24735 (AVR_2_BYTE_PC): (Ditto.).
24736 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24737 (LINK_SPEC): Add atmega2560 and atmega2561.
24738 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24740 * config/avr/avr.md (call_insn): Use eicall instead of icall
24741 for 3 byte PC devices.
24742 (call_value_insn): (Ditto.).
24743 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24744 (indirect_jump): Use only for for 2 byte PC devices.
24745 (*tablejump): (Ditto.).
24746 (*indirect_jump_avr6): Add insn.
24747 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24748 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24749 instead of ijmp for 3 byte PC devices.
24750 (__tablejump2__): (Ditto.).
24751 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24752 (MULITLIB_DIRNAMES): (Ditto.).
24753 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24755 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24757 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24758 "sse2_umulsidi3". Use V1DI mode for operand 0.
24759 ("mmx_psadbw"): Use V1DI mode for operand 0.
24760 * config/i386/i386-modes.def (V1SI): New vector mode.
24761 * config/i386/i386.c (struct builtin_description)
24762 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24763 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24764 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24765 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24766 v1di_ftype_v8qi_v8qi type.
24767 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24769 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24770 __builtin_ia32_pmuludq]: Fix the mode of return value.
24772 2008-03-15 Richard Guenther <rguenther@suse.de>
24774 PR middle-end/35595
24775 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24778 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24780 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24781 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24782 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24783 unless TARGET_SERIALIZE_VOLATILE is enabled.
24784 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24785 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24786 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24788 2008-03-14 Richard Guenther <rguenther@suse.de>
24790 PR tree-optimization/34172
24791 * tree-flow.h (refs_may_alias_p): Declare.
24792 (get_single_def_stmt): Likewise.
24793 (get_single_def_stmt_from_phi): Likewise.
24794 (get_single_def_stmt_with_phi): Likewise.
24795 * tree-dfa.c (refs_may_alias_p): New function.
24796 (get_single_def_stmt): Likewise.
24797 (get_single_def_stmt_from_phi): Likewise.
24798 (get_single_def_stmt_with_phi): Likewise.
24799 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24800 (vn_reference_lookup_1): New helper function.
24801 (vn_reference_lookup): Walk the virtual use-def chain to
24802 continue searching for a match if the def does not alias the
24803 reference we are looking for.
24805 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24807 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24808 archive and Perzl. Update The Written Word listing.
24810 2008-03-14 Richard Guenther <rguenther@suse.de>
24812 PR tree-optimization/34043
24813 PR tree-optimization/33989
24814 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24816 (bitmap_find_leader): Use extra argument to verify dominance
24817 relationship inside a basic-block.
24818 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24819 (find_leader_in_sets): Adjust.
24820 (create_component_ref_by_pieces): Take extra argument for
24821 dominance check, handle lookup failures.
24822 (find_or_generate_expression): Likewise.
24823 (create_expression_by_pieces): Likewise.
24824 (insert_into_preds_of_block): Adjust.
24825 (create_value_expr_from): If asked for, verify all operands
24826 are in the blocks AVAIL_OUT set.
24827 (make_values_for_stmt): Check for SSA_NAMEs that are life
24828 over an abnormal edge.
24829 (compute_avail): Remove such check.
24830 (do_SCCVN_insertion): New function.
24831 (eliminate): If we do not find a leader suitable for replacement
24832 insert a replacement expression from SCCVN if available.
24833 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24834 (struct vn_ssa_aux): Add needs_insertion flag.
24835 * tree-ssa-sccvn.c (may_insert): New global flag.
24836 (copy_reference_ops_from_ref): Value-number union member access
24837 based on its size, not type and member if insertion is allowed.
24838 (visit_reference_op_load): For a weak match from union type
24839 punning lookup a view-converted value and insert a SSA_NAME
24840 for that value if that is not found.
24841 (visit_use): Make dumps shorter. Do not disallow value numbering
24842 SSA_NAMEs that are life over an abnormal edge to constants.
24843 (free_scc_vn): Release inserted SSA_NAMEs.
24844 (run_scc_vn): New flag to specify whether insertion is allowed.
24845 Process SSA_NAMEs in forward order.
24846 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24847 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24848 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24849 pointer type to/from integral types that do not change the
24850 precision to regular conversions.
24852 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24854 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24855 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24856 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24857 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24858 input arguments and the mode of return value. Built-in functions
24859 that operate on whole 64-bit MMX register now use V1DI mode.
24861 2008-03-13 Alon Dayan <alond@il.ibm.com>
24862 Olga Golovanevsky <olga@il.ibm.com>
24864 PR tree-optimization/35041
24865 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24866 to locate the right position in a statement.
24868 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24872 * config/i386/xmmintrin.h: Change all static inline functions to
24873 extern inline and add __gnu_inline__ attribute.
24874 * config/i386/bmintrin.h: Ditto.
24875 * config/i386/smmintrin.h: Ditto.
24876 * config/i386/tmmintrin.h: Ditto.
24877 * config/i386/mmintrin-common.h: Ditto.
24878 * config/i386/ammintrin.h: Ditto.
24879 * config/i386/emmintrin.h: Ditto.
24880 * config/i386/pmmintrin.h: Ditto.
24881 * config/i386/mmintrin.h: Ditto.
24882 * config/i386/mm3dnow.h: Ditto.
24884 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24886 PR middle-end/35185
24887 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24888 (lower_omp_2): New function.
24889 (lower_omp_1, lower_omp): Rewritten.
24891 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24894 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24895 with the phrase "Microsoft Windows compilers".
24896 (Push/Pop Macro Pragmas): New subsection. Document
24897 #pragma push_macro and pragma pop_macro.
24899 2008-03-12 Paul Brook <paul@codesourcery.com>
24901 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24903 2008-03-12 Paul Brook <paul@codesourcery.com>
24905 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24906 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24907 (thumb2_addsi_shortim): Rename ...
24908 (thumb2_addsi_short): ... to this. Allow register operands.
24909 (thumb2_subsi_short): New pattern.
24910 (thumb2_one_cmplsi2_short,
24911 thumb2_negsi2_short): New patterns and peepholes.
24913 2008-03-12 Paul Brook <paul@codesourcery.com>
24915 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24917 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24919 * config/i386/i386.md (int_cond): New code iterator.
24921 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24922 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24923 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24924 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24925 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24926 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24927 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24928 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24930 2008-03-12 Paul Brook <paul@codesourcery.com>
24932 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24933 instead of {arm,thumb}_compute_save_reg_mask.
24934 (output_return_instruction): Ditto.
24935 (thumb_unexpanded_epilogue): Ditto.
24936 (thumb1_expand_prologue): Ditto.
24937 (thumb1_output_function_prologue): Ditto.
24938 (arm_set_return_address): Ditto.
24939 (thumb_set_return_address): Ditto.
24940 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24941 regs to achieve stack alignment.
24942 (thumb1_compute_save_reg_mask): Fix compiler warning.
24943 (arm_output_epilogue): Use offsets->saved_regs_mask.
24944 Adjust stack pointer by poping call clobered registers.
24945 (arm_expand_prologue): Use offsets->saved_regs_mask.
24946 Adjust stack pointer by pushing extra registers.
24947 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24949 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24952 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24953 conversion to the operands of a multiplication.
24955 2008-03-12 Richard Guenther <rguenther@suse.de>
24957 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24958 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24959 * timevar.def (TV_TREE_PHIPROP): Add.
24960 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24961 pass description. Use TV_TREE_PHIPROP.
24962 * tree-ssa-forwprop.c: Remove phiprop code.
24964 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24966 PR middle-end/35549
24967 * omp-low.c (maybe_lookup_decl): Constify first argument.
24968 (use_pointer_for_field): Change last argument from bool to
24969 omp_context *. Disallow shared copy-in/out in nested
24970 parallel if decl is shared in outer parallel too.
24971 (build_outer_var_ref, scan_sharing_clauses,
24972 lower_rec_input_clauses, lower_copyprivate_clauses,
24973 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24975 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24976 Ira Rosen <irar@il.ibm.com>
24978 * tree-vectorizer.c (free_stmt_vec_info): New function.
24979 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24980 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24981 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24982 * tree-vect-transform.c (vectorizable_conversion): Free
24983 vec_oprnds0 if it was allocated.
24984 (vect_permute_store_chain): Remove unused VECs.
24985 (vectorizable_store): Free VECs that are allocated in the..
24987 (vect_transform_strided_load, vectorizable_load): Likewise.
24988 (vect_remove_stores): Simplify the code.
24989 (vect_transform_loop): Move code to vect_remove_stores().
24990 Call vect_remove_stores() and free_stmt_vec_info().
24992 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24994 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24995 TARGET_HPUX. Revise comment.
24996 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24997 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24998 Use sr4 variant of `be' instruction when not generating PIC code.
24999 (attr_length_call): Adjust for above change.
25001 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25003 * ipa-reference.c (static_execute): Remove module_statics_const and
25004 associated setting code.
25006 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25009 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25010 predicate for operand 1.
25011 (paritysi2_cmp): Use register_operand predicate for operand 2.
25012 Use earlyclobber modifier for operand 1. Remove support for
25014 (paritydi2_cmp): Use register_operand predicate for operand 3.
25015 Use earlyclobber modifier for operand 1. Remove support for
25018 2008-03-11 Paul Brook <paul@codesourcery.com>
25019 Vladimir Prus <vladimir@codesourcery.com>
25021 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25022 (arm_compute_save_reg0_reg12_mask): Always
25023 check if register 11 must be saved. Always safe hard frame pointer
25024 when frame_pointer_needeed.
25025 (arm_compute_save_reg_mask): Save IP and PC
25026 only with apcs frames.
25027 (arm_output_epilogue): Adjust Thumb2 codepath to
25028 be also invoked and work for ARM non-apcs frames.
25029 (arm_expand_prologue): Don't bother saving IP
25030 for non-apcs frame, since it's not clobbered by
25031 prologue code. Implement non-apcs frame
25034 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25036 PR rtl-optimization/35281
25037 * expr.c (convert_move): Use a new pseudo for the intermediate
25038 from_mode->word_mode result.
25040 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25042 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25043 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25044 * toplev.c (compile_file): Don't call it.
25046 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25048 PR middle-end/35526
25049 * expr.c (store_expr): Call emit_block_move if the mode
25050 of "temp" RTX is BLKmode.
25052 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25053 Richard Guenther <rguenther@suse.de>
25055 PR tree-optimization/31358
25056 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25057 the step with a NULL_TREE.
25058 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25059 to sizetype if type is a pointer type.
25060 (add_candidate_1): Don't convert the base and step to
25061 the generic type if the orginal type is a pointer type.
25062 (add_iv_value_candidates): Use sizetype for the step
25063 if type is a pointer type.
25064 (cand_value_at): Likewise.
25065 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25067 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25068 Don't convert the tem affine to the type.
25069 (add_elt_to_tree): Use sizetype for the step if a pointer.
25070 Use POINTER_PLUS_EXPR for pointers.
25071 (aff_combination_to_tree): Use sizetype for the step if a
25074 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25076 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25077 Remove commutativity hint.
25079 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25083 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25084 errorneous type. Check that v is a VAR_DECL.
25086 PR middle-end/35099
25087 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25089 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25091 PR tree-optimization/35494
25092 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25093 may be overriden at link and run time.
25095 2008-03-10 Richard Guenther <rguenther@suse.de>
25097 PR tree-optimization/34677
25098 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25099 (poolify_tree): Likewise.
25100 (modify_expr_template): Likewise.
25101 (poolify_modify_stmt): Likewise.
25102 (insert_fake_stores): Handle all component-ref style stores
25103 in addition to INDIRECT_REF. Also handle complex types.
25104 Do not poolify the inserted load.
25105 (realify_fake_stores): Do not rebuild the tree but only
25106 make it a SSA_NAME copy.
25107 (init_pre): Remove initialzation of modify_expr_template.
25108 Do not allocate modify_expr_node_pool.
25109 (fini_pre): Do not free modify_expr_node_pool.
25111 2008-03-10 Paul Brook <paul@codesourcery.com>
25113 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25114 to avoid conflicts.
25116 2008-03-10 Paul Brook <paul@codesourcery.com>
25117 Mark Shinwell <shinwell@codesourcery.com>
25119 * config/arm/cortex-r4.md: New.
25120 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25122 * config/arm/arm.md: Include cortex-r4.md.
25123 (insn): Add smmls, sdiv and udiv values.
25124 (generic_sched): Don't use generic scheduling for Cortex-R4.
25125 (arm_issue_rate): New function.
25126 (TARGET_SCHED_ISSUE_RATE): Define.
25128 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25130 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25132 2008-03-10 Richard Guenther <rguenther@suse.de>
25134 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25135 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25137 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25139 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25140 Set default to true.
25142 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25144 * c.opt (Wsynth): Deprecate.
25145 * doc/invoke.texi (Option Summary, Warning Options): Document
25146 -Wno-format-contains-nul.
25148 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25151 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25152 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25154 2008-03-09 Ira Rosen <irar@il.ibm.com>
25156 * config/rs6000/rs6000.c (builtin_description): Rename vector
25157 left shift operations.
25158 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25159 (altivec_vsl<VI_char>): Rename to ...
25160 (ashl<mode>3): ... new name.
25161 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25163 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25165 2008-03-08 Richard Guenther <rguenther@suse.de>
25167 * coverage.h (tree_coverage_counter_addr): Declare.
25168 * coverage.c (tree_coverage_counter_addr): New function.
25169 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25170 before using again.
25171 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25172 (tree_gen_one_value_profiler): Likewise.
25173 (tree_gen_ic_profiler): Likewise.
25174 (tree_gen_average_profiler): Likewise.
25175 (tree_gen_ior_profiler): Likewise.
25177 2008-03-08 Richard Guenther <rguenther@suse.de>
25179 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25180 (vn_binary_op_insert): Likewise.
25181 (vn_unary_op_lookup): Likewise.
25182 (vn_unary_op_insert): Likewise.
25183 (vn_nary_op_lookup): Declare.
25184 (vn_nary_op_insert): Likewise.
25185 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25186 and binary hashes, use a single obstack for unary_op_pool
25187 and binary_op_pool.
25188 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25189 a single struct vn_nary_op_s. Store tree code length and
25190 a variable number of operands.
25191 (struct vn_reference_op_struct): Remove unused op2.
25192 (vn_reference_op_eq): Do not compare op2.
25193 (vn_reference_op_compute_hash): Do not compute hash of op2.
25194 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25195 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25196 with vn_nary_op_compute_hash.
25197 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25198 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25200 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25202 (visit_unary_op): Call nary functions.
25203 (visit_binary_op): Likewise.
25204 (process_scc): Adjust for struct vn_tables_s changes.
25205 (allocate_vn_table): Likewise.
25206 (free_vn_table): Likewise.
25207 * tree-vn.c (vn_add): Call nary functions.
25208 (vn_lookup): Likewise.
25210 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25213 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25214 wdst back after sync_compare_and_swapqhi_internal.
25216 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25219 * config/i386/i386-modes.def (V1DI): New vector mode.
25220 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25221 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25222 (MMXMODE248): Ditto.
25223 (MMXMODE): Add V1DI mode.
25224 (mmxvecsize): Change DI mode to V1DI mode.
25225 ("mov<mode>): Use MMXMODEI8 mode iterator.
25226 ("*mov<mode>_internal_rex64"): Ditto.
25227 ("*mov<mode>_internal"): Ditto.
25228 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25229 ("mmx_sub<mode>3"): Ditto.
25230 ("mmx_adddi3"): Remove insn pattern.
25231 ("mmx_subdi3"): Ditto.
25232 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25233 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25234 ("mmx_ashl<mode>3"): Ditto.
25235 ("mmx_lshrdi3"): Remove insn pattern.
25236 ("mmx_ashldi3"): Ditto.
25237 * config/i386/i386.c (classify_argument): Handle V1DImode.
25238 (function_arg_advance_32): Ditto.
25239 (function_arg_32): Ditto.
25240 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25241 mmx_addv1di3 insn pattern.
25242 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25243 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25244 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25245 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25246 Remove definitions of built-in functions.
25247 (V1DI_type_node): New node.
25248 (v1di_ftype_v1di_int): Ditto.
25249 (v1di_ftype_v1di_v1di): Ditto.
25250 (v2si_ftype_v2si_si): Ditto.
25251 (v4hi_ftype_v4hi_di): Remove node.
25252 (v2si_ftype_v2si_di): Ditto.
25253 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25254 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25255 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25256 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25257 Add new builtins using def_builtin_const.
25258 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25259 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25260 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25261 * config/i386/mmintrin.h (__v1di): New typedef.
25262 (_mm_add_si64): Cast arguments to __v1di type.
25263 (_mm_sub_si64): Ditto.
25264 (_mm_sll_pi16): Cast __count to __v4hi type.
25265 (_mm_sll_pi32): Cast __count to __v2si type.
25266 (_mm_sll_si64): Cast arguments to __v1di type.
25267 (_mm_srl_pi16): Cast __count to __v4hi type.
25268 (_mm_srl_pi32): Cast __count to __v2si type.
25269 (_mm_srl_si64): Cast arguments to __v1di type.
25270 (_mm_sra_pi16): Cast __count to __v4hi type.
25271 (_mm_sra_pi32): Cast __count to __v2si type.
25272 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25273 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25274 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25275 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25276 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25277 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25278 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25279 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25280 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25281 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25282 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25283 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25285 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25287 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25289 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25292 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25293 reg+const addressing for Altivec modes. Don't generate reg+reg
25294 addressing for TFmode or TDmode quantities.
25296 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25298 * c-common.c (vector_types_convertible_p): Call langhook
25299 instead of comptypes.
25301 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25304 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25305 integral and scalar float variables which have a
25308 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25310 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25311 dwarf_register_span hook when emitting unwind information for
25312 register-to-memory saves.
25313 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25314 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25316 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25318 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25319 for the same VAR_DECL.
25321 2008-03-06 Tom Tromey <tromey@redhat.com>
25323 * treelang: Delete.
25324 * doc/standards.texi (Standards): Don't mention treelang.
25325 * doc/invoke.texi (Overall Options): Don't mention treelang.
25326 * doc/install.texi (Prerequisites): Don't mention bison or
25328 (Configuration): Don't mention treelang.
25329 (Building): Likewise.
25330 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25332 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25334 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25335 word-extractions out of a multi-word object.
25337 2008-03-06 Richard Guenther <rguenther@suse.de>
25339 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25340 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25341 result type and precision.
25342 * expr.c (get_inner_reference): Set unsignedp based on the result
25343 type of BIT_FIELD_REF.
25344 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25345 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25346 (try_instantiate_multiple_fields): Likewise. Use the correct type
25348 (sra_build_assignment): Likewise.
25349 (sra_build_elt_assignment): Likewise.
25350 (sra_explode_bitfield_assignment): Likewise.
25351 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25352 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25353 set BIT_FIELD_REF_UNSIGNED.
25354 (vectorizable_load): Likewise.
25356 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25358 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25361 2008-03-06 Richard Guenther <rguenther@suse.de>
25363 * alias.c (struct alias_set_entry): Move has_zero_child field
25364 to pack with alias_set.
25366 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25368 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25371 2008-03-05 Ian Lance Taylor <iant@google.com>
25373 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25375 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25377 * fwprop.c (update_df): Support width and offset parameters of
25379 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25380 global_conflicts): Change DF_REF_EXTRACT to either
25381 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25382 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25383 * df-scan.c (df_ref_record, df_defs_record,
25384 df_ref_create_structure, df_def_record_1, df_uses_record,
25385 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25386 df_bb_refs_collect, df_entry_block_defs_collect,
25387 df_exit_block_uses_collect): Support new width and offset fields.
25388 (ref_extract_pool): New storage pool.
25389 (df_free_ref): New function.
25390 (df_reg_chain_unlink, df_free_collection_rec,
25391 df_sort_and_compress_refs): Call df_free_ref.
25392 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25394 (df_ref_create_structure): Allocate df_ref_extract if offset and
25395 width fields are used.
25396 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25397 (df_uses_record): Get offset and width from ZERO_EXTRACT
25399 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25400 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25401 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25402 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25403 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25404 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25405 (df_ref_extract): New structure.
25406 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25407 (df_ref_create): Add width and offset parameters.
25409 2008-03-05 Richard Guenther <rguenther@suse.de>
25411 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25412 Use ranges_overlap_p.
25413 (offset_overlaps_with_access): Rename
25414 to ranges_overlap_p and move ...
25415 * tree-flow-inline.h (ranges_overlap_p): ... here.
25417 * tree.h (get_inner_reference, handled_component_p): Update
25420 * tree.h (record_component_aliases, get_alias_set,
25421 alias_sets_conflict_p, alias_sets_must_conflict_p,
25422 objects_must_conflict_p): Move declarations ...
25423 * alias.h (record_component_aliases, get_alias_set,
25424 alias_sets_conflict_p, alias_sets_must_conflict_p,
25425 objects_must_conflict_p): ... here.
25426 Include coretypes.h.
25427 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25429 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25431 * cfg.c: Include tree-flow.h.
25432 (remove_edge_raw): Call redirect_edge_var_map_clear.
25433 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25434 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25435 (redirect_edge_var_map_result): New.
25436 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25437 PENDING_STMT use with redirect_edge_var_map_*.
25438 * tree-ssa.c (edge_var_maps): New definition.
25439 (redirect_edge_var_map_add): New.
25440 (redirect_edge_var_map_clear): New.
25441 (redirect_edge_var_map_dup): New.
25442 (redirect_edge_var_map_vector): New.
25443 (redirect_edge_var_map_destroy): New.
25444 (ssa_redirect_edge): Replace PENDING_STMT use with
25445 redirect_edge_var_map_*.
25446 (flush_pending_stmts): Same.
25447 (delete_tree_ssa): Destroy edge var map.
25448 * tree-flow.h (struct _edge_var_map): New.
25449 Define edge_var_map vector type.
25450 Declare redirect_edge_var_map_* prototypes.
25451 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25452 * tree-cfg.c (reinstall_phi_args): Replace
25453 PENDING_STMT use with redirect_edge_var_map_*.
25455 2008-03-05 Richard Guenther <rguenther@suse.de>
25457 PR tree-optimization/35472
25458 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25459 whose single use_stmt has a overlapping set of loaded and
25460 stored symbols as that use_stmt might be a noop assignment then.
25462 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25464 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25466 2008-03-05 Richard Guenther <rguenther@suse.de>
25469 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25470 should be constants.
25471 * tree-cfg.c (verify_expr): Verify it.
25472 * fold-const.c (fold_truthop): Remove code generating
25473 BIT_FIELD_REFs of structure bases.
25474 (fold_binary): Likewise.
25475 (fold_ternary): Position and size of BIT_FIELD_REFs are
25476 always host integers.
25477 (make_bit_field_ref): Remove.
25478 (optimize_bit_field_compare): Remove.
25479 (all_ones_mask_p): Remove.
25481 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25484 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25485 (split_block_and_df_analyze): New. Split basic block and rebuild
25487 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25489 (split_pattern_seq): Likewise.
25490 (erase_matching_seqs): Likewise.
25491 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25493 2008-03-04 Geoff Keating <geoffk@apple.com>
25495 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25496 declaration and code.
25497 (tree_invalid_nonnegative_warnv_p): Likewise.
25499 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25501 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25502 examples. Truncate option-names then causing overfull hbox.
25504 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25507 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25509 * configure: Rebuilt.
25511 2008-03-04 Rafael Espíndola <espindola@google.com>
25513 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25514 (tree_unary_nonnegative_warnv_p): New.
25515 (tree_binary_nonnegative_warnv_p): New.
25516 (tree_single_nonnegative_warnv_p): New.
25517 (tree_invalid_nonnegative_warnv_p): New.
25518 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25520 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25523 * opts.c (handle_option): Postpone 'unknown option' errors only for
25526 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25529 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25532 2008-03-04 Rafael Espíndola <espindola@google.com>
25534 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25535 (tree_binary_nonzero_warnv_p): New.
25536 (tree_single_nonzero_warnv_p): New.
25537 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25539 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25541 PR middle-end/35456
25542 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25543 transformations for modes that have signed zeros.
25544 * ifcvt.c (noce_try_abs): Ditto.
25546 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25548 * config/i386/i386.c (override_options): Force
25549 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25551 2008-03-04 Jan Hubicka <jh@suse.cz>
25554 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25557 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25559 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25560 label to probe the stack.
25562 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25564 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25565 (__gthr_win32_mutex_destroy): Declare.
25566 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25567 __gthr_win32_mutex_destroy.
25568 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25570 2008-03-03 Jan Hubicka <jh@suse.cz>
25573 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25574 aggressive on inlining cold calls.
25576 2008-03-03 Richard Guenther <rguenther@suse.de>
25578 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25579 struct copies into the expression table.
25580 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25581 (try_to_simplify): Likewise.
25582 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25583 integral and pointer arguments which do not change the
25584 precision to NOP_EXPRs.
25585 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25586 VIEW_CONVERT_EXPR case.
25588 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25590 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25591 defined in a loop at depth 0 is invariant.
25592 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25593 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25594 be called at loop depth 0.
25596 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25599 * gcc.c (process_command): Update copyright notice dates.
25600 * gcov.c (print_version): Likewise.
25601 * gcov-dump.c (print_version): Likewise.
25602 * mips-tfile.c (main): Likewise.
25603 * mips-tdump.c (main): Likewise.
25605 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25608 * c-common.c (flag_permissive): Delete.
25609 (constant_expression_warnings): Check flags first.
25610 (constant_expression_error): New.
25611 * c-common.h (flag_permissive): Delete.
25612 (constant_expression_error): Declare.
25613 * flags.h (flag_permissive): Declare. Update description.
25614 * diagnostic.c (pedwarn): Update.
25616 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25617 (permissive_error_kind): New.
25618 * toplev.c (flag_permissive): Define. Update description.
25619 * toplev.h (permissive_error_kind): Declare.
25620 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25621 (pedwarn_c90): Use pedantic_warning_kind.
25622 * c-opts.c (c_common_post_options): flag_permissive does not affect
25623 flag_pedantic_errors.
25625 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25627 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25628 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25629 __absvsi2, __absvDI2): Use unsigned arithmetic.
25631 2008-03-02 Andi Kleen <ak@suse.de>
25632 Richard Guenther <rguenther@suse.de>
25634 * struct-equiv.c: Remove file.
25635 * cfg_cleanup.c (condjump_equiv_p): Remove.
25636 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25637 (struct-equiv.o): Remove rule.
25638 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25639 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25640 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25642 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25644 * ifcvt.c (noce_process_if_block): Try to handle only the then
25645 block if the else block exists but isn't suitable.
25647 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25650 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25651 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25652 regression from previous patch.
25654 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25657 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25659 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25660 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25661 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25662 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25663 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25664 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25665 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25666 (__gthread_mutex_destroy_function): Rename to
25667 __gthread_mutex_destroy.
25668 * gthr-dce.h (__gthread_mutex_destroy): Call
25669 pthread_mutex_destroy.
25670 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25671 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25672 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25674 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25676 * df-scan.c (df_ref_chain_change_bb): Simplify.
25677 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25678 set_block_for_insn if there's any change.
25679 * df.h ((df_insn_change_bb): Fix prototype.
25680 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25681 df_insn_change_bb, don't call set_block_for_insn.
25682 * emit-rtl.c (reorder_insns): Likewise.
25683 * haifa-sched.c (move_insn): Likewise.
25685 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25687 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25689 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25691 * tree-flow-inline.h (next_readonly_imm_use): Return
25692 NULL_USE_OPERAND_P after the end.
25694 2008-03-01 Richard Guenther <rguenther@suse.de>
25696 PR tree-optimization/35411
25697 * tree-sra.c (sra_build_assignment): Split conversion to
25698 final type to a separate statement if we are not assigning
25701 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25703 * fold-const.c (fold_convertible_p): Correct the logic to follow
25704 that in fold_convert().
25706 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25709 * tree-inline.c (build_duplicate_type): When we make a
25710 duplicate type, make it unique in the canonical types system.
25712 2008-02-29 Tom Tromey <tromey@redhat.com>
25714 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25715 input_file_stack_history, input_file_stack_restored): Remove.
25716 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25717 * input.h (struct file_stack): Remove.
25718 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25719 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25721 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25723 (diagnostic_last_module_changed): Add 'map' argument.
25724 (diagnostic_set_last_function): Likewise.
25725 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25726 line map, not input_file_stack.
25727 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25729 2008-02-29 Paul Brook <paul@codesourcery.com>
25731 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25733 2008-02-29 Paul Brook <paul@codesourcery.com>
25735 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25737 2008-02-29 Richard Guenther <rguenther@suse.de>
25739 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25741 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25742 value for comparing for a store match.
25743 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25744 (try_to_simplify): Do not do a full-blown reference lookup.
25746 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25748 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25749 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25751 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25753 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25755 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25756 strides against cache sizes.
25758 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25760 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25763 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25765 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25766 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25767 is smaller than the original promoted value.
25768 (simplify_subreg): If OP is a SUBREG, try to preserve its
25769 SUBREG_PROMOTED_VAR_P information.
25771 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25773 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25774 (VN_INFO_GET): Allocate new objects on the obstack.
25775 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25776 for rpo_numbers_temp, for consistency.
25777 (free_scc_vn): Free the obstack.
25779 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25781 * doc/invoke.texi: Document -ftree-loop-distribution.
25782 * tree-loop-distribution.c: New.
25783 * tree-pass.h (pass_loop_distribution): New.
25784 * graphds.h (struct graph): Add htab_t indices.
25785 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25786 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25787 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25788 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25789 * tree-data-ref.c (debug_data_dependence_relations): New.
25790 (dump_data_dependence_relation): Also print data references.
25791 (free_data_ref): Extern.
25792 (same_access_functions): Moved...
25793 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25794 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25795 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25796 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25797 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25798 (stmts_from_loop): Skip LABEL_EXPR.
25799 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25801 (build_rdg): Initialize rdg->indices htab.
25802 (free_rdg, stores_from_loop, ref_base_address,
25803 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25804 have_similar_memory_accesses_1, ref_base_address_1,
25805 remove_similar_memory_refs): New.
25806 * tree-data-ref.h: Depend on tree-chrec.h.
25807 (debug_data_dependence_relations, free_data_ref): Declared.
25808 (same_access_functions): ... here.
25809 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25811 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25812 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25813 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25814 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25815 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25816 rdg_vertex_for_stmt): Declared.
25817 (struct rdg_edge): Add level.
25819 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25820 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25822 (rdg_has_similar_memory_accesses): New.
25823 * tree-vect-analyze.c: Remove unused static decls.
25824 * lambda.h (dependence_level): New.
25825 * common.opt (ftree-loop-distribution): New.
25826 * tree-flow.h (mark_virtual_ops_in_bb,
25827 slpeel_tree_duplicate_loop_to_edge_cfg,
25828 rename_variables_in_loop): Declared.
25829 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25830 (OBJS-common): Add tree-loop-distribution.o.
25831 (tree-loop-distribution.o): New rule.
25832 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25833 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25834 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25836 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25839 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25840 other than structures and unions.
25842 2008-02-28 Richard Guenther <rguenther@suse.de>
25845 2008-02-26 Richard Guenther <rguenther@suse.de>
25847 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25848 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25849 (lookup_decl_from_uid): Declare.
25850 (remove_decl_from_map): Likewise.
25851 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25852 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25853 (decl_for_uid_map): New global hashtable mapping DECL_UID
25855 (init_ttree): Allocate it.
25856 (insert_decl_to_uid_decl_map): New helper function.
25857 (make_node_stat): Insert new decls into the map.
25858 (copy_node_stat): Likewise.
25859 (lookup_decl_from_uid): New function.
25860 (remove_decl_from_map): Likewise.
25861 (print_decl_for_uid_map_statistics): New helper.
25862 (dump_tree_statistics): Call it.
25864 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25865 (referenced_var_iterator): Adjust.
25866 (FOR_EACH_REFERENCED_VAR): Adjust.
25867 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25868 (num_referenced_vars): Adjust.
25869 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25870 (first_referenced_var): Remove.
25871 (end_referenced_vars_p): Likewise.
25872 (next_referenced_var): Likewise.
25873 (referenced_var_iterator_set): New helper function.
25874 * tree-dfa.c (referenced_var_lookup): Adjust.
25875 (referenced_var_check_and_insert): Likewise.
25876 (remove_referenced_var): Likewise.
25877 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25878 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25879 (verify_call_clobbering): Likewise.
25880 (verify_memory_partitions): Likewise.
25881 (init_tree_ssa): Allocate bitmap instead of hashtable for
25883 (delete_tree_ssa): Adjust.
25884 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25885 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25886 (compute_tag_properties): Likewise.
25887 (set_initial_properties): Likewise.
25888 (find_partition_for): Likewise.
25889 (update_reference_counts): Likewise.
25890 (dump_may_aliases_for): Likewise.
25891 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25892 (add_call_clobber_ops): Likewise.
25893 (add_call_read_ops): Likewise.
25894 (get_asm_expr_operands): Likewise.
25895 * tree-into-ssa.c (dump_decl_set): Likewise.
25896 (update_ssa): Likewise.
25897 * tree-sra.c (scan_function): Likewise.
25898 (decide_instantiations): Likewise.
25899 (scalarize_parms): Likewise.
25900 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25901 (dsa_named_for): Likewise.
25902 * tree-ssa-structalias.c (update_alias_info): Likewise.
25903 (merge_smts_into): Likewise.
25905 2008-02-27 David Daney <ddaney@avtrex.com>
25908 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25909 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25910 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25911 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25912 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25914 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25917 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25918 (BUILT_IN_NEXTTOWARD): Remove.
25919 (BUILT_IN_NEXTTOWARDF): Ditto.
25920 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25921 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25923 2008-02-27 Tom Tromey <tromey@redhat.com>
25925 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25926 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25928 2008-02-27 Jan Beulich <jbeulich@novell.com>
25930 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25931 update the respective field on newdecl.
25933 2008-02-27 Revital Eres <eres@il.ibm.com>
25935 PR rtl-optimization/34999
25936 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25937 crossing edges that ends with a call insn.
25938 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25939 call insn and clear the EDGE_CROSSING flag of the crossing edge
25940 when fixing fallthru edges.
25942 2008-02-27 Richard Guenther <rguenther@suse.de>
25944 PR middle-end/35390
25945 * fold-const.c (fold_unary): Return the correct argument,
25946 converted to the result type.
25948 2008-02-27 Richard Guenther <rguenther@suse.de>
25950 PR middle-end/34971
25951 * expr.c (expand_expr_real_1): Assert on rotates that operate
25953 * fold-const.c (fold_binary): Use the types precision, not the
25954 bitsize of the mode if folding rotate expressions. Build rotates
25955 only for full modes.
25957 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25959 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25960 and CPP_PRAGMA_EOL.
25961 * c-pragma.c (pragma_ns_name): New typedef.
25962 (registered_pp_pragmas): New variable.
25963 (c_pp_lookup_pragma): New function.
25964 (c_register_pragma_1): If flag_preprocess_only, do nothing
25965 for non-expanded pragmas, for expanded ones push pragma's
25966 namespace and name into registered_pp_pragmas vector.
25967 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25968 flag_preprocess_only, don't register GCC pch_preprocess
25969 pragma if flag_preprocess_only.
25970 * c-opts.c (c_common_init): Call init_pragma even if
25971 flag_preprocess_only.
25972 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25973 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25974 cpp_register_pragma if flag_preprocess_only.
25976 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25979 * c-parser.c (c_parser_translation_unit): Warn for empty
25980 translation unit, not empty source file.
25982 2008-02-26 Paul Brook <paul@codesourcery.com>
25984 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25985 operand for Thumb-2.
25986 * config/arm/arm.h (reg_class): Add CORE_REGS.
25987 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25988 (BASE_REG_CLASS): Use CORE_REGS.
25989 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25990 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25991 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25992 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25993 ARM_REGNO_OK_FOR_INDEX_P.
25994 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25995 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25996 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25997 (ldm/stm peepholes): Ditto.
25998 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25999 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26000 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26001 * config/arm/constraints.md: Enable "k" constraint on ARM.
26003 2008-02-27 Ben Elliston <bje@au.ibm.com>
26005 * config/rs6000/rs6000.c: Annotate cache line size field in all
26006 instances of struct processor_costs.
26008 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26010 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26011 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26012 jump_bypass): New counters.
26013 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26014 * dce.c (gate_ud_dce): Same.
26015 (gate_fast_dce): Same.
26016 * dse.c (gate_dse1): New function.
26017 (gate_dse2): New function.
26018 (gate_dse): Merge results of new gate functions.
26019 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26020 (gate_handle_jump_bypass): Add dbg_cnt.
26021 (gate_handle_gcse): Add dbg_cnt.
26022 * ifcvt.c (gate_handle_if_conversion): Same.
26023 (gate_handle_if_after_combine): Same.
26024 (gate_handle_if_after_reload): Same.
26025 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26027 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26029 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26031 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26033 2008-02-26 Jason Merrill <jason@redhat.com>
26036 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26037 alone if it's the naming decl for the type's main variant.
26039 2008-02-26 Tom Tromey <tromey@redhat.com>
26041 * system.h (USE_MAPPED_LOCATION): Poison.
26042 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26043 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26044 (make_goto_expr_edges): Likewise.
26045 (remove_bb): Likewise.
26046 (execute_warn_function_return): Likewise.
26047 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26049 * c-common.c (fname_decl): Remove old location code.
26050 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26052 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26054 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26055 (gen_rtx_ASM_INPUT): Likewise.
26056 (gen_rtx_ASM_INPUT_loc): Likewise.
26057 (get_rtx_asm_OPERANDS): Remove.
26058 * cfglayout.c (insn_locators_alloc): Remove old location code.
26059 (set_curr_insn_source_location): Likewise.
26060 (curr_insn_locator): Likewise.
26061 * print-tree.c (print_node): Remove old location code.
26062 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26063 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26064 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26065 location_from_locus.
26066 (construct_exit_block): Remove old location code.
26067 * emit-rtl.c (force_next_line_note): Remove old location code.
26068 * profile.c (branch_prob): Remove old location code.
26069 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26070 LOC_LINE): Remove old-location variants.
26071 * langhooks.c (lhd_print_error_function): Remove old location
26073 * configure, config.in: Rebuilt.
26074 * configure.ac (--enable-mapped-location): Remove.
26075 * c-decl.c (c_init_decl_processing): Remove old location code.
26076 (finish_function): Likewise.
26077 * recog.c (decode_asm_operands): Remove old location code.
26078 * c-pch.c (c_common_read_pch): Remove old location code.
26079 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26081 * gimple-low.c (lower_function_body): Remove old location code.
26082 * toplev.c (unknown_location): Remove.
26083 (push_srcloc): Remove old-location variant.
26084 (process_options): Remove old location code.
26085 (lang_dependent_init): Likewise.
26086 * input.h (UNKNOWN_LOCATION): Move definition.
26087 (location_t): Undeprecate.
26088 (source_locus): Remove.
26089 (location_from_locus): Remove.
26090 (struct location_s): Remove.
26091 Remove all old-location code.
26092 (input_line, input_filename): Remove.
26093 * final.c (final_scan_insn): Remove old location code.
26094 * diagnostic.c (diagnostic_build_prefix): Remove
26095 USE_MAPPED_LOCATION test.
26096 * tree.h (gimple_stmt) <locus>: Now a location_t.
26097 (tree_exp) <locus>: Likewise.
26098 (DECL_IS_BUILTIN): Remove old-location variant.
26099 (annotate_with_file_line, annotate_with_locus): Likewise.
26100 (expr_locus, set_expr_locus): Update.
26101 * tree.c (build1_stat): Remove old location code.
26102 (last_annotated_node): Remove.
26103 (annotate_with_file_line): Remove old-location variant.
26104 (annotate_with_locus): Likewise.
26105 (expr_location): Remove old location code.
26106 (set_expr_location): Likewise.
26107 (expr_has_location): Likewise.
26108 (expr_locus): Likewise.
26109 (set_expr_locus): Likewise.
26110 (expr_filename): Don't use location_from_locus.
26111 (expr_lineno): Likewise.
26112 * rtl-error.c (location_for_asm): Remove old location code.
26113 * c-lex.c (cb_line_change): Remove old location code.
26114 (fe_file_change): Likewise.
26115 (cb_def_pragma): Likewise.
26116 (c_lex_with_flags): Likewise.
26117 * gengtype.c (do_typedef): Don't special-case location types.
26118 (define_location_structures): Remove.
26119 (main): Don't call define_location_structures.
26120 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26123 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26126 * builtins.def (BUILT_IN_STDARG_START): Remove.
26127 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26128 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26129 * tree-inline.c (inline_forbidden_p_1): Likewise.
26131 2008-02-26 Richard Guenther <rguenther@suse.de>
26133 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26134 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26135 (lookup_decl_from_uid): Declare.
26136 (remove_decl_from_map): Likewise.
26137 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26138 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26139 (decl_for_uid_map): New global hashtable mapping DECL_UID
26141 (init_ttree): Allocate it.
26142 (insert_decl_to_uid_decl_map): New helper function.
26143 (make_node_stat): Insert new decls into the map.
26144 (copy_node_stat): Likewise.
26145 (lookup_decl_from_uid): New function.
26146 (remove_decl_from_map): Likewise.
26147 (print_decl_for_uid_map_statistics): New helper.
26148 (dump_tree_statistics): Call it.
26150 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26151 (referenced_var_iterator): Adjust.
26152 (FOR_EACH_REFERENCED_VAR): Adjust.
26153 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26154 (num_referenced_vars): Adjust.
26155 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26156 (first_referenced_var): Remove.
26157 (end_referenced_vars_p): Likewise.
26158 (next_referenced_var): Likewise.
26159 (referenced_var_iterator_set): New helper function.
26160 * tree-dfa.c (referenced_var_lookup): Adjust.
26161 (referenced_var_check_and_insert): Likewise.
26162 (remove_referenced_var): Likewise.
26163 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26165 (verify_call_clobbering): Likewise.
26166 (verify_memory_partitions): Likewise.
26167 (init_tree_ssa): Allocate bitmap instead of hashtable for
26169 (delete_tree_ssa): Adjust.
26170 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26172 (compute_tag_properties): Likewise.
26173 (set_initial_properties): Likewise.
26174 (find_partition_for): Likewise.
26175 (update_reference_counts): Likewise.
26176 (dump_may_aliases_for): Likewise.
26177 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26178 (add_call_clobber_ops): Likewise.
26179 (add_call_read_ops): Likewise.
26180 (get_asm_expr_operands): Likewise.
26181 * tree-into-ssa.c (dump_decl_set): Likewise.
26182 (update_ssa): Likewise.
26183 * tree-sra.c (scan_function): Likewise.
26184 (decide_instantiations): Likewise.
26185 (scalarize_parms): Likewise.
26186 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26187 (dsa_named_for): Likewise.
26188 * tree-ssa-structalias.c (update_alias_info): Likewise.
26189 (merge_smts_into): Likewise.
26191 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26194 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26195 * c-opts.c (c_common_handle_option): Wall enables
26196 Wvolatile-register-var.
26197 * common.opt: Move Wvolatile-register-var to...
26200 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26202 * common.opt (Wlarger-than=): New.
26203 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26205 * opts.c (common_handle_option): Handle -Wlarger-than=.
26206 * optc-gen.awk: Likewise.
26207 * opth-gen.awk: Likewise.
26208 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26209 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26211 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26213 * c-common.c (match_case_to_enum_1): Add appropriate
26214 OPT_W* parameter to warning.
26215 (c_do_switch_warnings): Likewise.
26216 * c-typeck.c (warning_init): Add one more parameter following
26217 'warning' function.
26218 (push_init_level): Update call to warning_init.
26219 (pop_init_level): Likewise.
26220 (add_pending_init): Likewise.
26221 (output_init_element: Likewise.
26223 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26226 * toplev.c (toplev_main): If there are warnings or error, print
26227 errors for ignored options.
26228 * opts.c (ignored_options): New static variable.
26229 (postpone_unknown_option_error): New.
26230 (print_ignored_options): New.
26231 (handle_option): Postpone errors for unknown -Wno-* options.
26232 * opts.h (print_ignored_options): Declare.
26234 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26236 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26239 2008-02-25 Richard Guenther <rguenther@suse.de>
26242 2008-02-25 Richard Guenther <rguenther@suse.de>
26244 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26245 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26246 (lookup_decl_from_uid): Declare.
26247 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26248 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26249 (decl_for_uid_map): New global hashtable mapping DECL_UID
26251 (init_ttree): Allocate it.
26252 (insert_decl_to_uid_decl_map): New helper function.
26253 (make_node_stat): Insert new decls into the map.
26254 (copy_node_stat): Likewise.
26255 (lookup_decl_from_uid): New function.
26256 (print_decl_for_uid_map_statistics): New helper.
26257 (dump_tree_statistics): Call it.
26259 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26260 (referenced_var_iterator): Adjust.
26261 (FOR_EACH_REFERENCED_VAR): Adjust.
26262 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26263 (num_referenced_vars): Adjust.
26264 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26265 (first_referenced_var): Remove.
26266 (end_referenced_vars_p): Likewise.
26267 (next_referenced_var): Likewise.
26268 (referenced_var_iterator_set): New helper function.
26269 * tree-dfa.c (referenced_var_lookup): Adjust.
26270 (referenced_var_check_and_insert): Likewise.
26271 (remove_referenced_var): Likewise.
26272 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26274 (verify_call_clobbering): Likewise.
26275 (verify_memory_partitions): Likewise.
26276 (init_tree_ssa): Allocate bitmap instead of hashtable for
26278 (delete_tree_ssa): Adjust.
26279 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26280 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26281 (compute_tag_properties): Likewise.
26282 (set_initial_properties): Likewise.
26283 (find_partition_for): Likewise.
26284 (update_reference_counts): Likewise.
26285 (dump_may_aliases_for): Likewise.
26286 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26287 (add_call_clobber_ops): Likewise.
26288 (add_call_read_ops): Likewise.
26289 (get_asm_expr_operands): Likewise.
26290 * tree-into-ssa.c (dump_decl_set): Likewise.
26291 (update_ssa): Likewise.
26292 * tree-sra.c (scan_function): Likewise.
26293 (decide_instantiations): Likewise.
26294 (scalarize_parms): Likewise.
26295 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26296 (dsa_named_for): Likewise.
26297 * tree-ssa-structalias.c (update_alias_info): Likewise.
26298 (merge_smts_into): Likewise.
26300 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26303 * doc/invoke.texi (-fcx-limited-range): Document new option.
26304 * toplev.c (process_options): Handle -fcx-fortran-rules.
26305 * common.opt: Add documentation for -fcx-fortran-rules.
26307 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26310 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26311 actual behaviour and C99.
26313 2008-02-26 Ben Elliston <bje@au.ibm.com>
26315 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26316 (ASM_CPU_POWER6_SPEC): Likewise.
26317 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26318 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26319 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26321 2008-02-25 Richard Guenther <rguenther@suse.de>
26323 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26324 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26325 (lookup_decl_from_uid): Declare.
26326 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26327 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26328 (decl_for_uid_map): New global hashtable mapping DECL_UID
26330 (init_ttree): Allocate it.
26331 (insert_decl_to_uid_decl_map): New helper function.
26332 (make_node_stat): Insert new decls into the map.
26333 (copy_node_stat): Likewise.
26334 (lookup_decl_from_uid): New function.
26335 (print_decl_for_uid_map_statistics): New helper.
26336 (dump_tree_statistics): Call it.
26338 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26339 (referenced_var_iterator): Adjust.
26340 (FOR_EACH_REFERENCED_VAR): Adjust.
26341 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26342 (num_referenced_vars): Adjust.
26343 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26344 (first_referenced_var): Remove.
26345 (end_referenced_vars_p): Likewise.
26346 (next_referenced_var): Likewise.
26347 (referenced_var_iterator_set): New helper function.
26348 * tree-dfa.c (referenced_var_lookup): Adjust.
26349 (referenced_var_check_and_insert): Likewise.
26350 (remove_referenced_var): Likewise.
26351 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26353 (verify_call_clobbering): Likewise.
26354 (verify_memory_partitions): Likewise.
26355 (init_tree_ssa): Allocate bitmap instead of hashtable for
26357 (delete_tree_ssa): Adjust.
26358 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26359 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26360 (compute_tag_properties): Likewise.
26361 (set_initial_properties): Likewise.
26362 (find_partition_for): Likewise.
26363 (update_reference_counts): Likewise.
26364 (dump_may_aliases_for): Likewise.
26365 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26366 (add_call_clobber_ops): Likewise.
26367 (add_call_read_ops): Likewise.
26368 (get_asm_expr_operands): Likewise.
26369 * tree-into-ssa.c (dump_decl_set): Likewise.
26370 (update_ssa): Likewise.
26371 * tree-sra.c (scan_function): Likewise.
26372 (decide_instantiations): Likewise.
26373 (scalarize_parms): Likewise.
26374 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26375 (dsa_named_for): Likewise.
26376 * tree-ssa-structalias.c (update_alias_info): Likewise.
26377 (merge_smts_into): Likewise.
26379 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26382 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26383 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26384 * alias.h (nonoverlapping_memrefs_p): Likewise.
26386 2008-02-25 Jan Beulich <jbeulich@novell.com>
26388 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26389 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26390 __emultls_get_address, __emultls_register_common,
26391 __floatundi?f, and _Unwind_GetIPInfo.
26392 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26393 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26394 (gen_regparm_prefix): Likewise.
26395 (i386_nlm_encode_section_info): Sync with
26396 config/i386/winnt.c:i386_pe_encode_section_info().
26397 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26398 i386_nlm_mangle_decl_assembler_name): New.
26399 (netware_override_options): New.
26400 * config/i386/netware.h (netware_override_options): Declare.
26401 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26402 (i386_nlm_mangle_decl_assembler_name): Declare.
26403 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26405 2008-02-25 Ben Elliston <bje@au.ibm.com>
26408 * c-decl.c (grokdeclarator): Remove unused local variables
26409 `typedef_type' and `type_as_written'.
26411 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26412 unused local variable `has_hot_blocks'.
26413 (fix_crossing_conditional_branches): Remove unused local variable
26416 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26418 PR middle-end/19984
26419 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26420 using DEF_C99_BUILTIN.
26421 (BUILT_IN_NANF): Ditto.
26422 (BUILT_IN_NANL): Ditto.
26424 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26425 Revital Eres <eres@il.ibm.com>
26427 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26428 regarding the order of two dependent insns in the same row.
26430 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26432 * stor-layout.c (layout_decl): Do not bump the alignment of a
26433 bit-field to more than byte alignment if it is packed.
26435 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26437 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26440 2008-02-24 Diego Novillo <dnovillo@google.com>
26442 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26445 * tree-vrp.c (vrp_evaluate_conditional): With
26446 -Wtype-limits, emit a warning when comparing against a
26447 constant outside the natural range of OP0's type.
26448 * c.opt (Wtype-limits): Move ...
26449 * common.opt (Wtype-limits): ... here.
26451 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26453 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26454 * config/rs6000/e300c2c3.md: New file.
26455 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26457 (rs6000_override_options): Add e300c2 and e300c3 cases to
26458 processor_target_table. Do not allow usage of Altivec or Spe
26459 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26460 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26461 * config/rs6000/rs6000.h (processor_type): Add
26462 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26463 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26464 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26465 and ppce300c3. Include e300c2c3.md.
26467 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26469 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26470 instead of TARGET_STRICT_ALIGN.
26472 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26474 * explow.c (memory_address): Assert that the generated address is
26477 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26480 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26481 * config/darwin-ppc-ldouble-patch.def: New file.
26482 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26483 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26484 SUBTARGET_INIT_BUILTINS if defined.
26485 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26488 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26491 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26492 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26494 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26497 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26498 file" warning condtional on -Winvalid-PCH.
26500 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26502 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26504 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26508 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26509 prevent reload from using MMX registers.
26510 (*mov<mode>_internal): Ditto.
26511 (*movv2sf_internal_rex64): Ditto.
26512 (*movv2sf_internal): Ditto.
26514 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26516 PR documentation/31569
26517 * doc/install.texi2html: Use makeinfo --no-number-sections.
26519 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26521 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26522 ensure that we can address an entire entity > 8 bytes. Don't
26523 generate reg+reg addressing for such data.
26525 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26527 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26528 strings when optimizing for size, unless the target cares about
26531 2008-02-22 Tom Tromey <tromey@redhat.com>
26533 * regclass.c (current_pass): Remove declaration.
26535 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26537 * config/avr/libgcc.S (__RAMPZ__): Define.
26538 (__do_copy_data): Add for devices with 128KB code memory.
26540 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26542 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26544 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26546 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26548 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26551 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26554 * c-typeck.c (build_binary_op): Warn about floating point
26555 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26557 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26560 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26561 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26563 (rs6000_override_options): Set altivec_abi as default, not override,
26564 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26565 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26566 is used; use new member spe_abi.
26567 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26568 spe_abi and altivec_abi.
26570 2008-02-22 Tomas Bily <tbily@suse.cz>
26572 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26574 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26577 * config.build (build_file_translate): Set to `CMD //c' only if
26579 * Makefile.in (build_file_translate): Improve comment.
26581 2008-02-21 Jan Hubicka <jh@suse.cz>
26583 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26584 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26585 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26587 2008-02-21 Michael Matz <matz@suse.de>
26590 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26592 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26594 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26595 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26596 as insn constraint.
26597 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26598 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26599 SSE_VEC_FLOAT_MODE_P as insn constraint.
26600 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26601 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26602 sse4a_movntdf using MODEF mode iterator.
26603 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26604 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26605 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26606 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26607 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26608 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26609 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26611 2008-02-21 Richard Guenther <rguenther@suse.de>
26613 * tree.def (PAREN_EXPR): New tree code.
26614 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26616 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26617 * expr.c (expand_expr_real_1): Likewise.
26618 * tree-inline.c (estimate_num_insns_1): Likewise.
26619 * tree-complex.c (expand_complex_move): Likewise.
26620 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26623 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26626 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26628 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26631 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26633 * config/sh/sh.c (find_barrier): Don't go past
26634 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26636 2008-02-20 DJ Delorie <dj@redhat.com>
26638 * config/h8300/h8300.md (insv): Force source operand to be a register.
26640 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26641 as a jump, not as a plain insn.
26643 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26645 * doc/invoke.texi (Warning Options): Add new option
26646 -Wframe-larger-than=.
26647 (-Wframe-larger-than): Document.
26649 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26650 Add declarations for new option variables.
26652 * final.c (final_start_function): Check the frame size
26653 before emission and issue a Wframe-larger-than warning.
26655 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26656 Add definitions for new option variables.
26657 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26659 * common.opt (Wframe-larger-than=): New option.
26661 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26663 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26664 (<sse>_div<mode>3): Ditto.
26665 (<sse>_vmdiv<mode>3): Ditto.
26666 (<sse>_vmsqrt<mode>2): Ditto.
26667 (*smax<mode>3): Ditto.
26668 (sse5_frcz<mode>2): Ditto.
26669 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26670 as insn constraint.
26672 2008-02-20 Richard Guenther <rguenther@suse.de>
26674 PR middle-end/35265
26675 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26676 be happy with INTEGRAL_TYPE_P.
26678 2008-02-20 Richard Guenther <rguenther@suse.de>
26680 * fold-const.c (split_tree): Associate floatig-point expressions
26681 if flag_associative_math is set.
26683 2008-02-20 Richard Guenther <rguenther@suse.de>
26685 * tree.h (fold_real_zero_addition_p): Declare.
26686 * fold-const.c (fold_real_zero_addition_p): Export.
26687 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26688 floating-point operations with zero and one.
26690 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26692 * doc/install.texi: Correct references to CFLAGS, replacing them
26693 with BOOT_CFLAGS. Document flags used during bootstrap for
26696 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26698 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26699 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26700 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26702 (smin<mode>3): Ditto from similar patterns.
26703 (smax<mode>3): Ditto.
26704 (*ieee_smin<mode>3): Ditto.
26705 (*ieee_smax<mode>3): Ditto.
26706 * config/i386/sse.md (sse): New mode attribute.
26707 (mov<mode>): Macroize expander from movv4sf and movv2df using
26708 SSEMODEF2P mode iterator.
26709 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26710 SSE_VEC_FLOAT_MODE_P as insn constraint.
26711 (storent<mode>): Ditto.
26712 (storent<mode>): Macroize expander from storentsf and storentdf using
26713 MODEF mode iterator.
26714 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26715 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26716 (abs<mode>2): Ditto from similar patterns.
26717 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26718 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26719 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26720 (<sse>_vmsqrt<mode>2): Ditto.
26721 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26722 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26723 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26724 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26725 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26726 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26727 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26729 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26730 iterator and SSE_FLOAT_MODE_P as insn constraint.
26731 (<sse>_ucomi): Ditto from similar patterns.
26732 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26733 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26734 SSE_VEC_FLOAT_MODE_P as insn constraint.
26735 (vcond<mode>): Ditto from similar patterns.
26736 (and<mode>3, *and<mode>3): Ditto.
26737 (<sse>_nand<mode>3): Ditto.
26738 (ior<mode>3, *ior<mode>3): Ditto.
26739 (xor<mode>3, *xor<mode>3): Ditto.
26740 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26741 iterator and SSE_FLOAT_MODE_P as insn constraint.
26742 (*nand<mode>3): Ditto from similar patterns.
26743 (*ior<mode>3): Ditto.
26744 (*xor<mode>3): Ditto.
26746 2008-02-20 Ira Rosen <irar@il.ibm.com>
26748 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26749 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26750 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26752 2008-02-19 Jan Hubicka <jh@suse.cz>
26754 * predict.c (tree_bb_level_predictions): Remove variable next
26755 mistakely introduced by previous commit.
26757 2008-02-19 Jan Hubicka <jh@suse.cz>
26759 * predict.c (predict_paths_leading_to): Rewrite.
26760 (predict_paths_for_bb): New.
26761 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26763 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26766 * Makefile.in (build_file_translate): New.
26767 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26768 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26769 * configure.ac (build_file_translate): Substitute it.
26770 * configure: Regenerate.
26772 2008-02-19 Jan Hubicka <jh@suse.cz>
26774 PR rtl-optimization/34408
26775 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26778 2008-02-19 Jan Hubicka <jh@suse.cz>
26780 PR middle-end/28779
26781 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26784 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26787 * config/i386/i386-modes.def: Revert the last DI alignment
26788 change until Ada people can look into it.
26790 2008-02-19 Nick Clifton <nickc@redhat.com>
26792 * opts.c (print_specific_help): Fix typo in --help text.
26794 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26797 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26798 32-bit inline asm without asm alternatives for host GCC < 3.0.
26800 2008-02-19 Richard Guenther <rguenther@suse.de>
26802 PR tree-optimization/34989
26803 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26804 Allow propagation to INDIRECT_REF if we can simplify only.
26806 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26808 * c-common.c (warn_for_collisions_1): Use appropriate option when
26811 2008-02-19 Nick Clifton <nickc@redhat.com>
26814 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26815 (handle_options): Fix indentation.
26816 (print_filtered_help): If no language-specific options were
26817 displayed tell the user how to list all the options supported by
26818 the language's front-end.
26819 (print_specific_help): Fix indentation and remove duplicate line.
26820 (common_handle_option): Handle the -v option.
26821 For --help enable the display of undocumented options if the -v
26822 switch has been included on the command line.
26823 For --help= check for overlaps in the arguments between the option
26824 classes and the language names and issue a warning when they
26825 cannot be disambiguated.
26826 * c.opt (v): Pass on to the common option handler.
26828 2008-02-19 Revital Eres <eres@il.ibm.com>
26830 * modulo-sched.c (sms_schedule): Change dump message when
26831 create_ddg function fails.
26832 (try_scheduling_node_in_cycle): Rename row to cycle.
26833 (print_partial_schedule): Rename CYCLE to ROW.
26835 2008-02-19 Christian Bruel <christian.bruel@st.com>
26836 Zdenek Dvorak <ook@ucw.cz>
26838 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26840 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26843 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26844 (*x86_movdicc_0_m1_se): Ditto.
26846 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26848 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26849 (CMPtype): Define as __gcc_CMPtype.
26850 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26851 (CMPtype): Define as __gcc_CMPtype.
26853 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26855 Support valgrind 3.3 for --enable-checking=valgrind.
26856 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26858 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26859 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26860 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26861 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26862 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26863 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26864 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26866 * ggc-zone.c: Similar.
26867 * ggc-page.c: Similar.
26869 2008-02-19 Paul Brook <paul@codesourcery.com>
26872 * config/arm/ieee754-df.S: Fix do_it typo.
26873 * config/arm/ieee754-sf.S: Fix do_it typo.
26875 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26878 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26879 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26880 (OPTION_MASK_ISA_SSE_SET): Likewise.
26881 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26882 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26883 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26884 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26885 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26886 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26887 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26888 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26889 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26890 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26891 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26892 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26893 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26894 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26895 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26896 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26897 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26898 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26899 (OPTION_MASK_ISA_SSE4): Removed.
26900 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26901 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26902 (override_options): Don't turn on implied SSE/MMX bits in
26905 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26907 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26910 2008-02-18 Joey Ye <joey.ye@intel.com>
26912 PR middle-end/34921
26913 * tree-nested.c (insert_field_into_struct): Set type alignment
26914 to field alignment if the former is less than the latter.
26916 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26918 * BASE-VER: Set to 4.4.0.
26920 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26922 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26923 * doc/cfg.texi: Likewise.
26924 * doc/extend.texi: Likewise.
26925 * doc/gty.texi: Likewise.
26926 * doc/invoke.texi: Likewise.
26927 * doc/loop.texi: Likewise.
26928 * doc/md.texi: Likewise.
26929 * doc/passes.texi: Likewise.
26930 * doc/rtl.texi: Likewise.
26931 * doc/sourcebuild.texi: Likewise.
26932 * doc/tm.texi: Likewise.
26933 * doc/tree-ssa.texi: Likewise.
26935 2008-02-17 Richard Guenther <rguenther@suse.de>
26937 PR middle-end/35227
26938 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26939 without default definition.
26941 2008-02-17 Richard Guenther <rguenther@suse.de>
26943 PR tree-optimization/35231
26944 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26947 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26950 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26951 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26952 libgcc_cmp_return mode.
26954 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26957 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26959 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26961 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26964 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26966 * doc/c-tree.texi: Use `@.' where appropriate.
26967 * doc/extend.texi: Likewise.
26968 * doc/install.texi: Likewise.
26969 * doc/invoke.texi: Likewise.
26970 * doc/loop.texi: Likewise.
26971 * doc/makefile.texi: Likewise.
26972 * doc/md.texi: Likewise.
26973 * doc/passes.texi: Likewise.
26974 * doc/standards.texi: Likewise.
26975 * doc/tm.texi: Likewise.
26977 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26979 PR middle-end/35196
26980 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26982 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26983 rather than in entry_bb.
26985 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26987 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26988 libgcc_cmp_return mode.
26990 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26992 PR middle-end/35130
26993 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26994 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26996 2008-02-15 Richard Guenther <rguenther@suse.de>
26997 Zdenek Dvorak <ook@ucw.cz>
26999 PR tree-optimization/35164
27000 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27001 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27002 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27003 Only propagate addresses which do not have abnormal SSA_NAMEs
27006 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27009 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27011 2008-02-15 Jan Hubicka <jh@suse.cz>
27013 PR middle-end/35149
27014 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27016 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27018 PR middle-end/34621
27019 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27020 when calculating alignment_pad.
27022 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27024 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27025 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27026 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27027 and STACK_BOUNDARY define.
27029 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27031 PR preprocessor/35061
27032 * c-pragma.c (handle_pragma_pop_macro): Check that
27033 pushed_macro_table has been allocated.
27035 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27037 PR middle-end/35136
27038 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27039 (force_gimple_operand): Likewise.
27040 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27041 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27042 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27043 (find_interesting_uses_address): Check addressability and alignment
27044 of the base expression only after substituting bases of IVs into it.
27046 2008-02-14 Michael Matz <matz@suse.de>
27049 * function.c (instantiate_virtual_regs_in_insn): Reload address
27050 before falling back to reloading the whole operand.
27052 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27054 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27055 before the first section switch note.
27057 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27059 * doc/bugreport.texi: Update copyright years.
27060 * doc/c-tree.texi: Likewise.
27061 * doc/cfg.texi: Likewise.
27062 * doc/cpp.texi: Likewise.
27063 * doc/cppinternals.texi: Likewise.
27064 * doc/fragments.texi: Likewise.
27065 * doc/frontends.texi: Likewise.
27066 * doc/gcc.texi: Likewise.
27067 * doc/gty.texi: Likewise.
27068 * doc/hostconfig.texi: Likewise.
27069 * doc/implement-c.texi: Likewise.
27070 * doc/libgcc.texi: Likewise.
27071 * doc/loop.texi: Likewise.
27072 * doc/makefile.texi: Likewise.
27073 * doc/options.texi: Likewise.
27074 * doc/passes.texi: Likewise.
27075 * doc/rtl.texi: Likewise.
27076 * doc/sourcebuild.texi: Likewise.
27077 * doc/standards.texi: Likewise.
27078 * doc/tree-ssa.texi: Likewise.
27079 * doc/trouble.texi: Likewise.
27081 * doc/extend.texi: Use @: or add comma where appropriate.
27082 * doc/invoke.texi: Likewise.
27083 * doc/tm.texi: Likewise.
27085 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27088 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27091 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27093 * doc/md.texi (clz, ctz): Add reference.
27094 * doc/rtl.texi (clz, ctz): Likewise.
27096 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27099 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27102 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27104 * config/s390/s390.c (struct constant_pool): New field
27105 emit_pool_after added.
27106 (s390_mainpool_start): Set the emit_pool_after flag according
27107 to the section switch notes.
27108 (s390_mainpool_finish): Consider emit_pool_after when emitting
27109 the literal pool at the end of the function.
27110 (s390_chunkify_start): Force literal pool splits at section
27113 2008-02-13 Michael Matz <matz@suse.de>
27116 * var-tracking.c (clobber_variable_part): Correctly traverse the
27119 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27122 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27123 Add -fdump-ipa-inline.
27124 * tree-dump.c (dump_files): Remove tree-inlined dump.
27125 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27127 2008-02-12 Richard Guenther <rguenther@suse.de>
27129 PR tree-optimization/35171
27130 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27133 2008-02-12 Richard Guenther <rguenther@suse.de>
27135 PR middle-end/35163
27136 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27137 value-preserving mode. Disallow final truncation.
27139 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27141 PR middle-end/35136
27142 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27143 code from here to...
27144 (force_gimple_operand): ...here.
27146 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27149 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27150 non-compatible pointers.
27151 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27152 different FIELD_DECLs, try harder by comparing field offsets, sizes
27155 PR inline-asm/35160
27156 * function.c (match_asm_constraints_1): Don't replace the same input
27159 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27161 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27162 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27163 (expand_epilogue): Restore RAMPZ register.
27164 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27166 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27168 * config/i386/cygwin.asm (__alloca): Correct calling
27169 convention and alignment.
27170 (__chkstk): Force 8 byte stack alignment.
27172 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27173 Richard Guenther <rguenther@suse.de>
27175 PR tree-optimization/33992
27176 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27177 the zero we compare against.
27179 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27181 PR libfortran/35063
27182 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27183 to CloseHandle after unlocking to prevent accumulation of handle
27186 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27188 PR middle_end/34150
27189 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27190 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27191 and update LABEL_NUSES during and after reload.
27193 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27195 PR middle-end/34627
27196 * combine.c (simplify_if_then_else): Make sure the comparison is
27197 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27199 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27202 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27203 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27204 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27205 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27206 * tree.h (get_type_static_bounds): Likewise.
27208 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27210 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27211 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27212 Make -Wfoo language annotations match what the compiler outputs.
27214 2008-02-08 Sa Liu <saliu@de.ibm.com>
27216 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27217 intrinsics spu_convts, spu_convtu, spu_convtf.
27219 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27221 * doc/extend.texi (Function Attributes) <noinline>: Mention
27222 asm ("") as method to keep calls.
27224 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27227 * doc/options.texi (Options): Replace references to opts.sh with
27229 * opts-common.c: Likewise.
27230 * optc-gen.awk: Likewise.
27232 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27234 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27236 2008-02-07 Richard Henderson <rth@redhat.com>
27239 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27240 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27243 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27245 PR tree-optimization/35085
27246 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27247 for operand entry oe2 in addition to operand entry oe3 in order to
27248 expose more opportunities for vectorizer sum reduction.
27250 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27253 * Makefile.in (LIBS): Remove $(GMPLIBS).
27254 (cc1-dummy, cc1): Add $(GMPLIBS).
27256 2008-02-06 Jan Hubicka <jh@suse.cz>
27259 * i386.md (moddf_integer): Do not produce partial memory stalls for
27260 targets where it hurts.
27262 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27265 * optabs.c (expand_float): Do not check for decimal modes when
27266 expanding unsigned integer through signed conversion.
27268 2008-02-06 Nick Clifton <nickc@redhat.com>
27270 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27271 inside the clobber with a match_operand and duplicated operand
27272 number in the constraint.
27273 (ineqbranchsi): Delete redundant comment.
27275 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27277 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27278 builtin_define ("__USE_INIT_FINI__").
27279 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27281 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27283 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27285 PR documentation/30330
27286 * doc/invoke.texi (C++ Dialect Options)
27287 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27288 For each warning option -Wfoo that allows -Wno-foo, ensure both
27289 -Wfoo and -Wno-foo are listed in the option index. Fix index
27290 entry of -Wswitch-default, index -Wnormalized= including the
27291 `=', and -Wlarger-than-@var{len} including @var{len}.
27293 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27295 * config/i386/i386.md (floatunssisf2): Use
27296 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27297 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27298 Macroize expander using MODEF mode iterator.
27300 2008-02-05 Diego Novillo <dnovillo@google.com>
27302 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27305 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27307 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27310 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27312 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27315 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27316 to indicate if a message should be generated.
27317 (init_cumulative_args): Updated.
27318 (function_value_32): Likewise.
27320 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27322 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27324 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27327 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27328 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27330 2008-02-04 Diego Novillo <dnovillo@google.com>
27332 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27335 * tree-vrp.c (vrp_evaluate_conditional): With
27336 -Wtype-limits, emit a warning when comparing against a
27337 constant outside the natural range of OP0's type.
27339 2008-02-04 Richard Guenther <rguenther@suse.de>
27341 PR middle-end/33631
27342 * expr.c (count_type_elements): Give for unions instead of
27345 2008-02-04 Richard Guenther <rguenther@suse.de>
27347 PR middle-end/35043
27348 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27349 to TYPE_DOMAINs base type instead of using bitsizetype here.
27351 2008-02-03 Jason Merrill <jason@redhat.com>
27353 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27355 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27358 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27359 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27360 (RS/6000 and PowerPC Options): Fix typos and markup.
27361 * doc/passes.texi (Tree-SSA passes): Likewise.
27363 2008-02-02 Michael Matz <matz@suse.de>
27366 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27367 from record_last_reg_set_info.
27368 (record_last_reg_set_info): Take an RTX argument, iterate over all
27369 constituent hardregs.
27370 (record_last_set_info, record_opr_changes): Change calls to
27371 new signature or to record_last_reg_set_info_regno.
27373 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27375 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27377 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27379 PR rtl-optimization/34773
27380 * reg-notes.def (EQUAL): Mention significance of combination of
27381 REG_EQUAL and REG_RETVAL.
27382 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27383 insn that has a REG_RETVAL.
27385 2008-02-01 Roger Sayle <roger@eyesopen.com>
27388 * configure.ac (--enable-fixed-point): Disable unless explicitly
27390 * configure: Regenerate.
27392 2008-02-01 Richard Guenther <rguenther@suse.de>
27395 * invoke.texi (-finline-limit): Remove no longer true parts
27396 of the documentation. Note that there is no default value.
27398 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27399 Mark Mitchell <mark@codesourcery.com>
27400 Ben Elliston <bje@au.ibm.com>
27403 * doc/extend.texi (Other Builtins): Document.
27405 2008-01-31 Tom Browder <tom.browder@gmail.com>
27407 * doc/c-tree.texi (Types): Fix grammar.
27408 (Expression trees): Ditto.
27409 * doc/passes.texi (Tree-SSA passes): Ditto.
27411 * doc/configterms.texi (Configure Terms): Fix typo.
27412 * doc/cpp.texi (Common Predefined Macros): Ditto.
27413 * doc/md.texi (Machine Constraints): Ditto.
27415 * doc/makefile.texi (Makefile): Add comma.
27417 2008-01-31 Tom Browder <tom.browder@gmail.com>
27418 Gerald Pfeifer <gerald@pfeifer.com>
27420 * doc/sourcebuild.texi (Front End): Remove references to CVS
27421 and CVSROOT/modules.
27422 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27423 (Back End): Remove reference to CVS.
27425 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27428 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27430 (mips16_gp_pseudo_reg): ...here.
27431 * config/mips/mips.md (load_const_gp): Replace with...
27432 (load_const_gp_<mode>): ...this :P-based insn.
27434 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27436 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27437 options. Minor fixes.
27438 (-std): Move reference to standards closer to where language
27439 standards are first mentioned.
27441 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27443 PR rtl-optimization/34995
27444 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27445 parameter and return a bool. If the rtx parameter is nonnull,
27446 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27447 (find_reloads): Update call accordingly. Pass the new operand
27448 if it needed no address reloads, otherwise pass null.
27450 2008-01-30 Richard Henderson <rth@redhat.com>
27453 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27454 for unbounded arrays.
27456 2008-01-30 Silvius Rus <rus@google.com>
27458 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27460 2008-01-30 Jan Hubicka <jh@suse.cz>
27463 * i386.c (init_cumulative_args): Use real function declaration when
27466 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27468 PR rtl-optimization/34998
27469 * global.c (build_insn_chain): Treat non-subreg_lowpart
27470 SUBREGs of pseudos as clobbering all the words covered by the
27471 SUBREG, not just all the bytes.
27472 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27473 original df_ref rather than an extract parameter.
27474 (global_conflicts): Update call accordingly.
27476 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27478 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27479 the overflow check to make it easier to read.
27480 (__fixtfdi): Change the type of the ll member in union
27481 long_double to UDItype_x.
27483 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27485 PR middle-end/34969
27486 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27487 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27488 * tree-inline.c (fold_marked_statements): Call
27489 cgraph_update_edges_for_call_stmt if folding a call statement.
27490 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27491 debug_generic_stmt calls, reset it back afterwards.
27494 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27496 * c-typeck.c (build_external_ref): Don't pedwarn about
27497 static vars in current function's scope.
27499 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27501 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27503 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27506 * ipa-struct-reorg.c: Fix spelling.
27507 * params.def: Ditto.
27509 2008-01-29 Richard Guenther <rguenther@suse.de>
27511 PR middle-end/35006
27512 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27514 * tree-inline.c (remap_type): Increment remapping_type_depth
27515 around remapping types.
27516 (copy_body_r): Only add referenced variables if they are referenced
27517 from code, not types.
27519 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27530 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27531 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27533 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27536 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27537 pointer for tiny stack.
27539 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27541 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27543 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27545 * config/vx-common.h: Fix typo in comment.
27547 2008-01-28 Ian Lance Taylor <iant@google.com>
27551 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27552 coalesce pointers if they have different DECL_NO_TBAA_P values.
27553 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27554 between variables with different DECL_NO_TBAA_P values.
27556 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27559 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27560 are not legitimate small data references on SPE targets.
27562 2008-01-28 David Daney <ddaney@avtrex.com>
27564 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27566 2008-01-28 David Daney <ddaney@avtrex.com>
27568 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27570 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27572 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27573 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27574 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27575 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27576 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27577 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27578 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27579 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27581 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27583 * basic-block.h (condjump_equiv_p): Fix comment.
27585 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27587 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27588 print_generic_stmt_indented): Fix comment.
27590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27592 * configure.ac (__stack_chk_fail): Add detecion for availability
27593 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27594 * configure: Regenerate.
27596 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27598 PR middle-end/34688
27599 * final.c (output_addr_const): Handle TRUNCATE.
27601 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27604 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27605 (zero_cost, infinite_cost): New constants.
27606 (struct cost_pair): Change type of cost to comp_cost.
27607 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27608 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27610 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27611 split_address_cost, ptr_difference_cost, difference_cost,
27612 get_computation_cost_at, get_computation_cost,
27613 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27614 determine_use_iv_cost_condition, determine_use_iv_costs,
27615 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27616 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27617 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27618 Change type of cost to comp_cost.
27619 (determine_iv_cost): Increase cost of non-original ivs, instead
27620 of decreasing the cost of original ones.
27621 (get_address_cost): Indicate the complexity of the addressing mode
27623 (try_add_cand_for): Prefer using ivs not specific to some object.
27624 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27626 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27627 Janis Johnson <janis187@us.ibm.com>
27630 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27631 (TARGET_INSTANTIATE_DECLS): Likewise.
27632 * target.h (expand_to_rtl_hook): New target hook.
27633 (instantiate_decls): Likewise.
27634 * function.c (instantiate_decl): Make non-static. Rename to...
27635 (instantiate_decl_rtl): ... this.
27636 (instantiate_expr): Use instantiate_decl_rtl.
27637 (instantiate_decls_1): Likewise.
27638 (instantiate_decls): Likewise.
27639 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27640 * function.h (instantiate_decl_rtl): Add prototype.
27641 * cfgexpand.c (target.h): New include.
27642 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27643 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27644 (TARGET_INSTANTIATE_DECLS): Likewise.
27645 (TARGET_INITIALIZER): New target hooks added.
27646 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27648 * config/rs6000/rs6000.c (tree-flow.h): New include.
27649 (machine_function): Add sdmode_stack_slot field.
27650 (rs6000_alloc_sdmode_stack_slot): New function.
27651 (rs6000_instantiate_decls): Likewise.
27652 (rs6000_secondary_memory_needed_rtx): Likewise.
27653 (rs6000_check_sdmode): Likewise.
27654 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27655 (TARGET_INSTANTIATE_DECLS): Likewise.
27656 (rs6000_hard_regno_mode_ok): Allow SDmode.
27657 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27658 (rs6000_emit_move): Handle SDmode.
27659 (function_arg_advance): Likewise.
27660 (function_arg): Likewise.
27661 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27662 SDmode var args for 32-bit compiles.
27663 (rs6000_secondary_reload_class): Handle SDmode.
27664 (rs6000_output_function_epilogue): Likewise.
27665 (rs6000_function_value): Simplify if statement.
27666 (rs6000_libcall_value): Likewise.
27667 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27668 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27669 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27670 (movsd_hardfloat): New define_insn.
27671 (movsd_softfloat): Likewise.
27672 (movsd_store): Likewise.
27673 (movsd_load): Likewise.
27674 (extendsddd2): Likewise.
27675 (extendsdtd2): Likewise.
27676 (truncddsd2): Likewise.
27677 (movdd_hardfloat64): Fixup comment.
27678 (UNSPEC_MOVSD_LOAD): New constant.
27679 (UNSPEC_MOVSD_STORE): Likewise.
27681 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27684 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27686 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27687 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27688 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27689 and TRUTH_XOR_EXPR.
27691 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27694 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27695 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27696 __LONGDOUBLE128 too.
27697 * config/rs6000/aix61.h: New file.
27699 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27701 PR rtl-optimization/34959
27702 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27703 popcount and parity rtxes the same mode as their operand.
27704 Truncate or extend the result to the return value's mode
27707 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27710 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27711 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27712 to GOT_VERSION_REGNUM.
27713 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27714 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27715 * config/mips/mips.c (mips_emit_call_insn): New function.
27716 (mips_call_tls_get_addr): Call mips_expand_call directly.
27717 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27719 (mips16_build_call_stub): Likewise. Return the call insn or null.
27720 (mips_expand_call): Update the call to mips16_build_call_stub
27721 accordingly and a remove redundant condition. Assert that MIPS16
27722 stubs do not use lazy binding. Use mips_emit_call_insn and return
27724 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27726 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27727 (mips_avoid_hazard): Remove hazard_set handling.
27728 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27729 (UNSPEC_RESTORE_GP): ...this.
27730 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27731 (FAKE_CALL_REGNO): Rename to...
27732 (GOT_VERSION_REGNUM): ...this.
27733 (type): Add "ghost" value. Add an associated insn reservation.
27734 (hazard_set): Remove.
27735 (exception_receiver): Rename to...
27736 (restore_gp): ...this and update the unspec identifier accordingly.
27737 (exception_receiver, nonlocal_got_receiver): New expanders.
27738 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27739 FAKE_CALL_REGNO. Remove hazard_set attribute.
27740 (set_got_version, update_got_version): New patterns.
27742 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27745 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27747 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27750 * doc/install.texi2html: Generate gcc-vers.texi.
27752 2008-01-25 DJ Delorie <dj@redhat.com>
27754 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27756 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27758 * config/c4x: Remove directory.
27759 * config.gcc (crx-*, mt-*): Mark obsolete.
27760 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27761 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27762 sh-*-rtemscoff*): Remove cases.
27763 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27764 * real.c (encode_c4x_single, decode_c4x_single,
27765 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27766 c4x_extended_format): Remove.
27767 * real.h (c4x_single_format, c4x_extended_format): Remove.
27768 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27770 (Pragmas): Remove comment about c4x pragmas.
27771 * doc/install.texi (c4x): Remove target-specific instructions.
27772 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27773 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27774 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27775 refer to C4x source files as examples.
27776 (C4X_FLOAT_FORMAT): Remove documentation.
27778 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27780 * config/bfin/bfin.c (override_options): Reorder tests so that
27781 flag_pic gets enabled for -msep-data.
27783 2008-01-25 Richard Guenther <rguenther@suse.de>
27785 PR middle-end/32244
27786 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27787 to its bitfield precision if required.
27789 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27791 PR middle-end/33880
27792 * tree-nested.c (walk_omp_for): New function.
27793 (convert_nonlocal_reference, convert_local_reference): Call
27794 walk_omp_for on OMP_FOR.
27795 (convert_call_expr): Call walk_body on OMP_FOR's
27796 OMP_FOR_PRE_INIT_BODY.
27798 2008-01-25 Richard Guenther <rguenther@suse.de>
27800 PR tree-optimization/34966
27801 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27802 default defs and PHI_NODEs we have to insert after the
27803 defining statement.
27805 2008-01-24 Nick Clifton <nickc@redhat.com>
27807 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27808 Provide a default definition.
27809 (LIBGCC2_UNITS_PER_WORD): Likewise.
27811 * config/stormy16/stormy16.c: Include df.h for the prototype
27812 for df_regs_ever_live_p.
27813 (xstormy16_expand_builtin_va_start): Convert the stack offset
27814 into a component_ref and then use POINTER_PLUS_EXPR to add it
27815 to the incoming_virtual_args_rtx.
27816 (xstormy16_gimplify_va_arg_expr): Rename to
27817 xstormy16_gimplify_va_arg_expr.
27818 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27819 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27820 xstormy16_gimplify_va_arg_expr.
27821 Fix up some formatting issues.
27823 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27824 Move to predicates.md.
27825 (xs_hi_general_operand): Likewise.
27826 (xs_hi_nonmemory_operand): Likewise.
27827 * config/stormy16/predicates.md:
27828 (xstormy16_carry_plus_operand): New predicate.
27829 (xs_hi_general_operand): New predicate.
27830 (xs_hi_nonmemory_operand): New predicate.
27831 * config/stormy16/stormy16-protos.h:
27832 (xstormy16_carry_plus_operand): Delete prototype.
27833 (xs_hi_general_operand): Likewise.
27834 (xs_hi_nonmemory_operand): Likewise.
27836 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27837 modifiers as they are no longer needed and they can trigger
27838 reload spill failures.
27840 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27841 with a match_operand in order to help reload.
27843 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27844 constraint with 'e' for the 8th alternative as this version of
27845 the mov.w instruction only accepts the lower 8 registers.
27847 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27850 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27851 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27854 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27856 PR middle-end/33333
27857 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27859 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27861 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27863 (remove_structure): Update allocations list before removing structure.
27865 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27867 * ipa-struct-reorg.c (is_safe_cond_expr,
27868 create_new_stmts_for_cond_expr): Use integer_zerop function,
27869 that recognize not only zero-pointer, but zero-integer too.
27871 2008-01-25 Ben Elliston <bje@au.ibm.com>
27874 * fixproto: Escape "." in sed expression that strips leading "./".
27876 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27879 * gcc.c (SWITCH_OK): Removed.
27880 (SWITCH_LIVE): Changed to bit.
27881 (SWITCH_FALSE): Likewise.
27882 (SWITCH_IGNORE): Likewise.
27883 (switchstr): Change live_cond to unsigned int.
27884 (process_command): Replace SWITCH_OK with 0.
27885 (do_self_spec): Likewise.
27886 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27887 (give_switch): Likewise.
27888 (used_arg): Likewise.
27889 (do_spec_1): Set the SWITCH_IGNORE bit.
27890 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27891 bits. Set the SWITCH_LIVE bit.
27893 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27895 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27897 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27899 PR tree-optimization/34472
27900 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27901 parameter to a "bool *" and set *DATA to false if there is
27902 an unsafe access. Do not delete the structure here.
27903 (check_cond_exprs): Delete it here instead.
27904 (check_cond_exprs, exclude_cold_structs): Do not increase
27905 I when removing a structure.
27907 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27910 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27911 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27913 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27915 PR middle-end/34934
27916 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27917 a fixed vector for stack.
27919 2008-01-24 Ben Elliston <bje@au.ibm.com>
27922 * doc/gcc.texi (Software development): Add a direntry for g++.
27924 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27926 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27927 stale and straggling -fforce-addr comments above.
27929 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27931 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27932 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27934 2008-01-23 Michael Matz <matz@suse.de>
27937 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27940 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27942 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27943 malloc result type.
27945 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27947 * config/avr/avr.c (avr_current_arch): New variable.
27948 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27949 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27950 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27951 (avr_override_options): Init 'avr_current_arch'.
27952 (base_arch_s): Move from here...
27953 * config/avr/avr.h (base_arch_s): ... here. Add new members
27954 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27955 'mega' to 'have_jmp_call'.
27956 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27957 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27959 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27961 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27962 MULTILIB_MATCHES): Ditto.
27964 2008-01-23 Richard Guenther <rguenther@suse.de>
27966 PR middle-end/31529
27967 * cgraphunit.c (cgraph_reset_node): Always mark the node
27968 not reachable if it is not queued already.
27970 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27972 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27973 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27974 (cputype_selected): New static variable.
27975 (bfin_handle_option): Set it if -mcpu is used.
27976 (override_option): Select default set of workarounds if no cpu type
27977 selected on the command line.
27978 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27980 From Michael Frysinger <michael.frysinger@analog.com>
27981 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27982 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27984 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27985 for bf547, bf523, bf524, and bf526.
27986 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27988 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27989 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27990 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27991 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27992 * doc/invoke.texi (Blackfin Options): Document that
27993 -mcpu now accept bf547, bf523, bf524, and bf526.
27995 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27997 PR rtl-optimization/34628
27998 * combine.c (try_combine): Stop and undo after the first combination
27999 if an autoincrement side-effect on the first insn has effectively
28002 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28005 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28006 Offset addresses are not valid for Altivec or paired float modes.
28008 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28011 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28012 if DECL_INITIAL (decl) is error_mark_node.
28015 * c-common.c (handle_vector_size_attribute): Only allow
28016 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28017 the same way as pointer, array etc. types.
28018 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28021 * tree.c (build_type_attribute_qual_variant): Call
28022 build_qualified_type if attributes are equal, but quals are not.
28024 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28027 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28028 * flags.h (warn_strict_aliasing): Remove.
28029 (warn_strict_overflow): Remove.
28030 * opts.c (warn_strict_aliasing): Remove.
28031 (warn_strict_overflow): Remove.
28032 * c-opts.c (c_common_handle_option): -Wall only sets
28033 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28034 (c_common_post_options): Give default values to -Wstrict-aliasing
28035 and -Wstrict-overflow if they are uninitialized.
28036 * common.opt (Wstrict-aliasing): Specify Var and Init.
28037 (Wstrict-overflow): Likewise.
28039 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28041 PR rtl-optimization/26854
28042 PR rtl-optimization/34400
28043 PR rtl-optimization/34884
28044 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28046 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28047 (df_rd_bb_info.expanded_lr_out): Deleted
28048 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28049 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28050 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28051 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28052 Removed code to allocate, initialize or free expanded_lr_out.
28053 (df_rd_bb_local_compute_process_def): Restructured to make more
28055 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28056 sets if the sets are being trimmed.
28058 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28061 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28062 (as_vers): Likewise.
28063 * configure: Regenerated.
28065 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28067 PR middle-end/33092
28068 * tree-pass.h (pass_build_alias): New pass.
28069 * tree-ssa-alias.c (gate_build_alias): New.
28070 (pass_build_alias): New.
28071 * passes.c (init_optimization_passes): Add pass_build_alias after
28072 pass_create_structure_vars.
28074 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28076 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28077 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28078 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28079 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28080 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28081 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28082 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28083 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28084 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28085 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28086 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28087 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28088 * config/s390/s390.md (FP_ALL): New mode iterator.
28089 (_d): New mode attribute.
28090 ("*signbit<mode>2>"): Changed mode of first operand.
28091 ("isinf<mode>2"): Changed mode of first operand.
28092 ("*TDC_insn"): Adaptation for DFP modes.
28094 2008-01-22 Ben Elliston <bje@au.ibm.com>
28096 * tree.c (check_qualified_type): Improve function description.
28098 2008-01-21 Jason Merrill <jason@redhat.com>
28101 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28102 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28105 2008-01-21 DJ Delorie <dj@redhat.com>
28107 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28110 2008-01-21 Richard Guenther <rguenther@suse.de>
28112 PR middle-end/34856
28113 * tree-cfg.c (verify_expr): Allow all invariant expressions
28114 instead of just constant class ones as reference argument.
28115 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28116 like any other constant.
28117 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28119 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28121 * regmove.c (fixup_match_1): Update call crossed frequencies.
28123 2008-01-21 Richard Guenther <rguenther@suse.de>
28126 * tree-inline.c (setup_one_parameter): Deal with mismatched
28127 types using a VIEW_CONVERT_EXPR.
28129 2008-01-21 Alon Dayan <alond@il.ibm.com>
28130 Olga Golovanevsky <olga@il.ibm.com>
28132 PR tree-optimization/34701
28133 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28134 when the structure size is not a power of 2.
28136 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28138 * doc/install.texi: Add doc for --enable-checking=df.
28140 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28142 PR rtl-optimization/34808
28143 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28145 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28147 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28150 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28152 PR rtl-optimization/26854
28153 PR rtl-optimization/34400
28154 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28156 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28157 (df_rd_bb_info.expanded_lr_out): New.
28158 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28159 * loop_iv.c (iv_analysis_loop_init): Ditto.
28160 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28161 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28162 Added code to allocate, initialize or free expanded_lr_out.
28163 (df_rd_bb_local_compute_process_def): Restructured to make
28164 more understandable.
28165 (df_rd_confluence_n): Add code to do nothing with fake edges and
28166 code to no apply invalidate_by_call sets if the sets are being trimmed.
28167 (df_lr_local_finalize): Renamed to df_lr_finalize.
28168 (df_live_local_finalize): Renamed to df_live_finalize.
28170 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28173 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28174 deciding whether to use reciprocal instructions.
28176 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28178 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28179 dwarf2out_note_section_used if cold_text_section is NULL.
28181 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28183 PR gcov-profile/34610
28184 * tree-cfg.c (make_edges): Mark both outgoing edges from
28185 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28186 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28187 from OMP_FOR and OMP_CONTINUE outgoing edges.
28189 * tree-profile.c (tree_profiling): Return early if
28190 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28192 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28193 from cfun to child_cfun.
28194 * function.h (struct function): Add after_tree_profile bit.
28196 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28198 * config/avr/avr.S (_exit): Disable interrupt.
28200 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28201 Steven Bosscher <stevenb.gcc@gmail.com>
28203 PR rtl-optimization/26854
28204 PR rtl-optimization/34400
28205 * df-problems.c (df_live_scratch): New scratch bitmap.
28206 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28207 (df_live_reset): Clear the proper bitmaps.
28208 (df_live_bb_local_compute): Only process the artificial defs once
28209 since the order is not important.
28210 (df_live_init): Init the df_live sets only with the variables
28211 found live by df_lr.
28212 (df_live_transfer_function): Use the df_lr sets to prune the
28213 df_live sets as they are being computed.
28214 (df_live_free): Free df_live_scratch.
28216 2008-01-18 Ian Lance Taylor <iant@google.com>
28218 * common.opt: Add fmerge-debug-strings.
28219 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28220 flag_merge_debug_strings rather than flag_merge_constants.
28221 * doc/invoke.texi (Option Summary): Mention
28222 -fmerge-debug-strings.
28223 (Debugging Options): Document -fmerge-debug-strings.
28225 2008-01-18 Ian Lance Taylor <iant@google.com>
28228 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28229 (struct tree_function_decl): Add new field operator_new_flag.
28230 * tree-inline.c (expand_call_inline): When inlining a call to
28231 operator new, force the return value to go into a variable, and
28232 set DECL_NO_TBAA_P on that variable.
28233 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28235 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28238 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28239 DWARF2_DEBUGGING_INFO.
28240 (dwarf2out_note_section_used): Ditto. Add prototype.
28241 (have_multiple_function_sections, text_section_used,
28242 cold_text_section_used, *cold_text_sections): Move declarations
28245 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28247 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28248 field and add signal_ra.
28249 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28250 assignments to frame state pc. Move end of stack check after
28251 MD_FALLBACK_FRAME_STATE_FOR.
28252 (uw_update_context_1): Use frame state signal_regs if set, instead
28253 of checking signal_frame flag.
28254 (uw_update_context): Use frame state signal_ra if set.
28255 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28256 * config/xtensa/linux-unwind.h: New file.
28258 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28260 * modulo-sched.c (get_sched_window): Fix comment typo.
28262 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28264 PR tree-optimization/34648
28265 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28267 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28269 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28270 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28272 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28274 PR rtl-optimization/34400
28275 * df-core.c (df_worklist_dataflow_overeager,
28276 df_worklist_dataflow_doublequeue): New functions.
28277 (df_worklist_dataflow): Two different worklist solvers.
28278 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28281 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28284 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28285 and ftree-parallelize-loops.
28287 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28289 PR rtl-optimization/34826
28290 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28292 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28294 * global.c (find_reg): Mark the eh regs as used if necessary.
28295 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28296 * ra.h (struct allocno): no_eh_reg field added. Changed
28297 no_stack_reg type to bitfield.
28299 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28301 * tree.c (substitute_in_expr): Add missing 'break'.
28303 2008-01-17 Richard Guenther <rguenther@suse.de>
28305 PR tree-optimization/34825
28306 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28307 x / x as division to handle.
28309 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28311 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28312 "-pthread" is specified.
28313 * pa-hpux11.h (LIB_SPEC): Likewise.
28315 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28316 Peter Bergner <bergner@vnet.ibm.com>
28318 PR rtl-optimization/33796
28319 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28321 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28323 PR libgfortran/34699
28324 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28326 * pa-hpux10.h (LINK_SPEC): Likewise.
28327 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28329 2008-01-16 Richard Guenther <rguenther@suse.de>
28331 PR middle-end/32628
28332 * fold-const.c (fold_convert_const_int_from_int): Do not
28333 set overflow if that occured only because of a sign extension
28334 change when converting from/to a sizetype with the same
28335 precision and signedness.
28337 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28340 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28341 location address to the correct place. Update copyright year.
28343 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28345 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28346 no dependences in the dependence_relations vector.
28348 2008-01-16 Jan Hubicka <jh@suse.cz>
28350 PR rtl-optimization/31396
28351 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28352 * cfg.c (dump_reg_info): Print it.
28353 * regs.h (struct reg_info_t): add freq_calls_crossed.
28354 (REG_FREQ_CALLS_CROSSED): New macro.
28355 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28356 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28357 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28358 regmove_optimize): Update call crossed frequencies.
28359 * local-alloc.c (struct qty): Add freq_calls_crossed.
28360 (alloc_qty): Copute freq_calls_crossed.
28361 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28362 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28363 * ra.h (struct allocno): Add freq_calls_crossed.
28365 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28367 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28368 libgomp when compiling with ftree-parallelize-loops.
28369 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28371 2008-01-16 Richard Guenther <rguenther@suse.de>
28373 PR tree-optimization/34769
28374 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28375 * tree.c (int_cst_value): Instead make this function more
28376 permissive in what it accepts as valid input. Document this
28377 function always sign-extends the value.
28379 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28380 Richard Guenther <rguenther@suse.de>
28383 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28384 (gimple_fold_indirect_ref_rhs): ... this.
28385 (gimple_fold_indirect_ref): New function with foldings
28386 that preserve lvalueness.
28387 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28388 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28389 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28390 to fold an INDIRECT_REF, fall back to the old use of
28391 fold_indirect_ref_1.
28393 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28395 * tree-data-ref.c (subscript_dependence_tester_1): Call
28396 free_conflict_function.
28397 (compute_self_dependence): Same.
28399 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28402 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28403 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28405 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28406 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28407 for DWARF2_UNWIND_INFO targets.
28409 2008-01-16 Richard Guenther <rguenther@suse.de>
28412 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28413 type qualifiers for function types.
28415 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28417 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28418 loop_iterator li from previous commit.
28420 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28422 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28424 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28426 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28427 (parallelize_loops): Don't parallelize irreducible components.
28429 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28432 * c-opts (c_common_post_options): Do not enable CPP
28433 flag_pedantic_errors by default.
28435 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28437 PR rtl-optimization/31944
28438 * cse.c (remove_pseudo_from_table): New function.
28439 (merge_equiv_classes): Use above function to remove pseudo-registers.
28440 (invalidate): Likewise.
28442 2008-01-13 Richard Guenther <rguenther@suse.de>
28444 PR middle-end/34601
28445 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28446 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28448 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28450 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28451 validate_change to unshare the source of the PC set.
28453 2008-01-12 Jan Hubicka <jh@suse.cz>
28455 PR middle-end/32135
28456 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28457 references above array bounds. This might trigger bounds checks for
28458 pointers to arrays.
28460 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28462 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28463 new_replaceable_dependencies.
28465 2008-01-12 Doug Kwan <dougkwan@google.com>
28467 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28468 instead of OPT_Wreturn_type in warning due to ignored return type
28470 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28471 options included in -Wextra.
28472 * c.opt: New option -Wignored_qualifiers.
28473 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28474 -Wignore_qualifiers.
28475 (-Wignored-qualifiers): Document.
28476 (-Wreturn-type): Remove description of functionality now handled
28477 by -Wignored-qualifiers.
28479 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28482 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28483 NOP_EXPR if it is between integral types with the same precision.
28485 2008-01-12 Jan Hubicka <jh@suse.cz>
28488 * invoke.texi (max-inline-recursive-depth): Fix default value.
28490 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28492 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28495 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28497 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28499 2008-01-11 James E. Wilson <wilson@specifix.com>
28502 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28504 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28506 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28507 save/restore frame pointer register and don't use 'call-prologues'
28508 optimization in function with "OS_task" attribute.
28510 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28512 PR middle-end/31309
28513 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28514 when copying to memory.
28516 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28518 PR rtl-optimization/30905
28519 * cfgcleanup.c: Include dce.h
28520 (crossjumps_occured): New global variable.
28521 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28522 If something changed, set crossjumps_occured to true.
28523 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28524 Don't add/remove fake edges to exit here...
28525 (cleanup_cfg): ...but do it here, when crossjumping.
28526 Run a fast DCE when successful crossjumps occured in the latest
28527 iteration of try_optimize_cfg.
28529 2008-01-11 Richard Guenther <rguenther@suse.de>
28531 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28532 (struct vn_unary_op_s): Likewise.
28533 (vn_reference_insert): Free old reference on hash collision.
28535 2008-01-10 Raksit Ashok <raksit@google.com>
28537 PR rtl-optimization/27971
28538 * combine.c (find_split_point): Split PLUS expressions which are
28539 inside a MEM rtx, and whose first operand is complex.
28541 2008-01-10 DJ Delorie <dj@redhat.com>
28543 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28544 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28545 (m32c_hard_regno_ok): Call the underlying function.
28547 2008-01-10 Richard Guenther <rguenther@suse.de>
28549 PR middle-end/34683
28550 * tree-cfg.c (tree_merge_blocks): Do not go through the
28551 full-blown folding and stmt updating path if we just deal
28552 with virtual operands.
28553 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28554 test for abnormal SSA_NAMEs.
28556 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28558 PR middle-end/34641
28559 * reload.c (push_reload): Add assertions. All constants from
28560 reg_equiv_constant should have been used for replacing the respective
28562 (find_reloads_address): Invoke find_reloads_address_part for
28563 constant taken from the reg_equiv_constant array.
28565 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28567 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28568 field (valnum) the first in the struct. Replace bools with
28571 2008-01-10 Richard Guenther <rguenther@suse.de>
28573 PR tree-optimization/34651
28574 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28575 types and ordering for masking and converting.
28577 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28579 PR tree-optimization/34017
28580 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28581 also for PHI_NODE expressions.
28583 2008-01-09 Jan Hubicka <jh@suse.cz>
28585 PR tree-optimization/34708
28586 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28587 based on number of case labels.
28588 (init_inline_once): Remove switch_cost.
28589 * tree-inline.h (eni_weights_d): Remove switch_cost.
28591 2008-01-09 Richard Guenther <rguenther@suse.de>
28592 Andrew Pinski <andrew_pinski@playstation.sony.com>
28594 PR middle-end/30132
28595 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28596 temporary if an rvalue is ok or an lvalue is not required.
28598 2008-01-09 Richard Guenther <rguenther@suse.de>
28600 PR middle-end/34458
28601 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28602 adjust return type.
28604 2008-01-09 Richard Guenther <rguenther@suse.de>
28606 PR middle-end/34679
28607 * tree.c (host_integerp): Check for sizetype only if the
28608 type is an integer type.
28610 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28613 * opts.c (decode_options): Disable inlining of functions called
28614 once if not in unit-at-a-time mode.
28616 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28618 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28620 2008-01-08 Richard Guenther <rguenther@suse.de>
28622 PR middle-end/31863
28623 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28624 out early if the result will be unused.
28626 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28631 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28632 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28635 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28637 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28638 for vectorization tuned.
28640 2008-01-08 Richard Guenther <rguenther@suse.de>
28642 PR tree-optimization/34683
28643 * tree-ssa-operands.c (operand_build_cmp): Export.
28644 * tree-ssa-operands.h (operand_build_cmp): Declare.
28645 * tree-vn.c (vuses_compare): Remove.
28646 (sort_vuses): Use operand_build_cmp.
28647 (sort_vuses_heap): Likewise.
28648 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28649 to re-use old VEC if available. Do not sort already sorted VUSEs.
28650 (vdefs_to_vec): Do not sort already sorted VDEFs.
28652 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28654 PR middle-end/34694
28655 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28657 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28660 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28661 limitations of reciprocal sequences on x86 targets.
28663 2008-01-08 Richard Guenther <rguenther@suse.de>
28665 PR tree-optimization/34683
28666 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28668 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28671 * config/darwin.c (darwin_mergeable_string_section): Don't use
28672 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28674 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28677 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28678 negxf2. Macroize expander using X87MODEF mode iterator. Change
28679 predicates of op0 and op1 to register_operand.
28680 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28681 expander using X87MODEF mode iterator. Change predicates of
28682 op0 and op1 to register_operand.
28683 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28684 corresponding patterns and macroize using MODEF macro. Change
28685 predicates of op0 and op1 to register_operand and remove
28686 "m" constraint. Disparage "r" alternative with "!".
28687 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28688 macroize using X87MODEF macro. Change predicates of op0 and op1
28689 to register_operand and remove "m" constraint. Disparage "r"
28690 alternative with "!".
28691 (absneg splitter with memory operands): Remove.
28692 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28693 patterns and macroize using X87MODEF mode iterator.
28694 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28695 Change predicate of op1 to register_operand.
28696 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28697 for memory operands.
28699 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28701 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28703 2008-01-07 Richard Guenther <rguenther@suse.de>
28705 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28708 2008-01-07 Richard Guenther <rguenther@suse.de>
28710 PR tree-optimization/34683
28711 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28712 VOPs of the needed size to save memory. Use VEC_quick_push
28713 to save compile-time.
28714 (vdefs_to_vec): Likewise.
28716 2008-01-07 Sa Liu <saliu@de.ibm.com>
28718 * config/spu/spu.md (divdf3): Genetate inline code for double
28719 division. The implementation doesn't handle INF or NAN, therefore it
28720 only applies when -ffinite-math-only is given.
28722 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28725 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28726 * doc/cpp.texi ([Common Predefined Macros]): Document.
28728 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28730 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28731 order to use commutative addition instead of subtraction.
28733 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28734 Mircea Namolaru <namolaru@il.ibm.com>
28735 Vladimir Yanovsky <yanov@il.ibm.com>
28736 Revital Eres <eres@il.ibm.com>
28738 PR tree-optimization/34263
28739 * tree-outof-ssa.c (process_single_block_loop_latch,
28740 contains_tree_r): New functions.
28741 (analyze_edges_for_bb): Call process_single_block_loop_latch
28742 function to empty single-basic-block latch block if possible.
28744 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28746 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28748 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28750 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28752 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28754 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28756 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28758 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28760 PR tree-optimization/34618
28761 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28764 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28767 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28768 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28769 Update copyright year.
28771 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28772 Update copyright year.
28773 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28776 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28778 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28779 edge does not point to current bb before changing need_assert.
28781 2008-01-04 Richard Guenther <rguenther@suse.de>
28783 PR middle-end/34029
28784 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28785 for verifying purposes if they are is_gimple_min_invariant.
28787 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28789 PR tree-optimization/34448
28790 PR tree-optimization/34465
28791 * gimplify.c (gimplify_init_constructor): Add new parameter
28792 notify_temp_creation. Use it.
28793 (gimplify_modify_expr_rhs): Take volatiles into account when
28794 optimizing constructors.
28795 Do not optimize constructors if gimplify_init_constructor will dump to
28797 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28798 * gcc.c-torture/compile/pr34448.c: New.
28800 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28802 PR gcov-profile/34609
28803 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28804 return_slot if result is TREE_ADDRESSABLE.
28806 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28808 * config/mips/mips.md (sqrt_condition): Tweak comment.
28809 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28811 2008-01-03 Tom Tromey <tromey@redhat.com>
28814 * c-common.c (c_type_hash): Handle VLAs.
28816 2008-01-03 Jan Hubicka <jh@suse.cz>
28818 PR tree-optimization/31081
28819 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28820 0 when inlining and not inlining to first basic block.
28821 (remap_decl): When var is initialized to 0, don't set default_def.
28822 (expand_call_inline): Set entry_bb.
28823 * tree-inline.h (copy_body_data): Add entry_bb.
28825 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28828 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28831 PR tree-optimization/29484
28832 * tree-inline.c (inline_forbidden_p_2): New function.
28833 (inline_forbidden_p): Disallow inlining if some static var
28834 has an address of a local LABEL_DECL in its initializer.
28835 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28838 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28840 PR tree-optimization/34635
28841 * tree-data-ref.c (add_other_self_distances): Make sure that the
28842 evolution step is constant.
28844 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28846 PR middle-end/34608
28847 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28849 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28851 * tree-sra.c (scalarize_init): Insert the generate_element_init
28852 statements after the generate_element_zero statements.
28854 2008-01-02 Richard Guenther <rguenther@suse.de>
28856 PR middle-end/34093
28857 PR middle-end/31976
28858 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28859 for very large number of operands instead of ICEing.
28861 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28864 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28865 while stack probing.
28867 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28869 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28872 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28874 PR libmudflap/26442
28875 * tree-mudflap.c (mx_register_decls): Guard warning by
28876 !DECL_ARTIFICIAL check.
28878 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28880 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28881 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28882 sse5_perm<mode>): Fix constraints.