1 2008-12-30 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_comparison): Use the correct result type.
6 2008-12-30 Dorit Nuzman <dorit@il.ibm.com>
7 Ira Rosen <irar@il.ibm.com>
9 PR tree-optimization/38529
10 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
11 whose DEF is used in the loop-nest that is being vectorized, but
12 outside the immediately enclosing loop.
14 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
16 * tree-profile.c (tree_init_ic_make_global_vars): Make static
19 2008-12-29 Jakub Jelinek <jakub@redhat.com>
22 * tree-complex.c (expand_complex_libcall): Call
23 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
24 instead of passing true as 3rd argument to gsi_replace.
26 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
29 * dse.c: Include target.h.
30 * Makefile.in (dse.o): Depend on $(TARGET_H).
32 2008-12-29 Jakub Jelinek <jakub@redhat.com>
35 * gcc.c (process_command): Accept also -b with configuration name
37 * doc/invoke.texi (-b): Document that no hyphen is required if
38 configuration name is in the next argument after -b.
40 2008-12-27 Jakub Jelinek <jakub@redhat.com>
43 * gimple-pretty-print.c (dump_binary_rhs): Print
44 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
45 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
46 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
47 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
48 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
51 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
52 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
54 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
56 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
57 * expr.h: Fix the declaration of block_clear_fn.
59 2008-12-23 Andrew Pinski <pinski@gmail.com>
62 * fold-const.c (fold_binary): Call fold_convert on arguments to
63 fold_build2 for negative divide optimization.
65 2008-12-23 Jakub Jelinek <jakub@redhat.com>
68 * dse.c (struct store_info): Add const_rhs field.
69 (clear_rhs_from_active_local_stores): Clear also const_rhs.
70 (record_store): Try also cselib_expand_value_rtx to get a constant.
71 (find_shift_sequence, get_stored_val): Use const_rhs instead of
73 * cselib.c (cselib_record_sets): If !cselib_record_memory and
74 there is just one set from read-only MEM, look at REG_EQUAL or
77 * dse.c (struct store_info): Add redundant_reason field.
78 (record_store): When storing the same constant as has been stored by
79 an earlier store, set redundant_reason field to the earlier store's
80 insn_info_t. Don't delete cannot_delete insns.
81 (find_shift_sequence): Remove read_info argument, add read_mode
82 and require_cst arguments. Return early if require_cst and
83 constant wouldn't be returned.
84 (get_stored_val): New function.
85 (replace_read): Use it.
86 (scan_insn): Put even cannot_delete insns with exactly 1 store
87 into active_local_stores.
88 (dse_step1): Don't delete cannot_delete insns. Remove redundant
89 constant stores if contains_cselib_groups and earlier store storing
90 the same value hasn't been eliminated.
91 (dse_step6): Renamed to dse_step7. New function.
92 (dse_step7): Renamed from dse_step6.
93 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
94 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
95 into CONST unless really necessary. Handle SUBREG, unary,
96 ternary, bitfield and compares specially, to be able to simplify
97 operations on constants.
98 (expand_loc): Try to optimize LO_SUM.
100 * dse.c (get_call_args): New function.
101 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
102 to get call arguments and if successful and both len and val are
103 constants, handle the call as (mem:BLK) (const_int) store.
105 * dse.c (struct store_info): Add is_large bool field, change
106 positions_needed into a union of a bitmask and bitmap + count.
107 (free_store_info): Free bitmap if is_large.
108 (set_usage_bits): Don't look at stores where
109 offset + width >= MAX_OFFSET.
110 (set_position_unneeded, set_all_positions_unneeded,
111 any_positions_needed_p, all_positions_needed_p): New static inline
113 (record_store): Handle BLKmode stores of CONST_INT, if
114 MEM_SIZE is set on the MEM. Use the new positions_needed
116 (replace_read): Handle reads from BLKmode CONST_INT stores.
117 (check_mem_read_rtx): Use all_positions_needed_p function.
118 (dse_step1): Free large positions_needed bitmaps and clear is_large.
120 * dse.c (struct store_info): Change begin and end types to
123 * dse.c (record_store): Fix check for unused store.
125 * expr.c (block_clear_fn): No longer static.
126 * expr.h (block_clear_fn): Declare.
127 * dse.c (scan_insn): Memset and bzero can just read their arguments.
129 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
130 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
131 set MEM_SIZE on DESTMEM.
132 (ix86_expand_setmem): Adjust callers.
135 * expr.h (get_mem_align_offset): New prototype.
136 * emit-rtl.c (get_mem_align_offset): New function.
137 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
139 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
141 (ix86_expand_movmem): Optimize if COUNT_EXP
142 is constant, desired_align > align and dst & (desired_align - 1)
143 is computable at compile time.
144 (ix86_expand_setmem): Likewise.
146 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
147 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
149 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
151 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
154 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
155 label_ref with an offset.
157 2008-12-21 Andrew Pinski <pinskia@gmail.com>
160 * configure: Regenerate.
162 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
164 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
165 changing operand 1 to a pmode_register_operand.
166 (mips_lhx, mips_lwx): Likewise.
167 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
168 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
169 the value from the argument expression.
171 2008-12-21 Jan Hubicka <jh@suse.cz>
172 Kai Tietz <kai.tietz@onevision.com>
174 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
175 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
176 call_value_1_rex64_ms_sysv): New patterns.
177 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
178 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
180 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
182 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
183 (alpha_reorg): Call alpha_pad_noreturn.
185 2008-12-21 Denis Chertykov <denisc@overta.ru>
187 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
189 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
192 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
193 if readelf is nowhere to be found.
194 * configure: Regenerate.
196 2008-12-19 Andrew Haley <aph@redhat.com>
198 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
201 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
204 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
205 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
207 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
210 * arm.c (load_multiple_sequence): Initialize ORDER array.
211 (store_multiple_sequence): Likewise.
212 (output_move_double): Make reg0 unsigned.
213 (arm_output_epilogue): Make amount unsigned.
214 (arm_expand_prologue): Move declaration of dwarf before block
217 2008-12-19 Steve Ellcey <sje@cup.hp.com>
219 * df-scan.c (df_hard_reg_init): Move declaration of i.
221 2008-12-19 Jakub Jelinek <jakub@redhat.com>
224 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
225 use rs6000/x-linux-relax snippet if ld is new enough,
226 otherwise use rs6000/x-linux-O1.
227 * config/rs6000/x-linux-relax: New file.
228 * config/x-cflags-O1: New file.
230 2008-12-18 Joseph Myers <joseph@codesourcery.com>
232 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
233 choice of e500 comparison instructions on flag_finite_math_only &&
234 !flag_trapping_math, not flag_unsafe_math_optimizations.
235 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
236 instructions on flag_finite_math_only && !flag_trapping_math, not
237 flag_unsafe_math_optimizations.
238 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
239 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
240 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
241 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
242 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
243 Condition choice of comparison instructions on
244 flag_finite_math_only && !flag_trapping_math, not
245 flag_unsafe_math_optimizations.
247 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
249 * configure: Regenerate.
251 2008-12-18 Jan Hubicka <jh@suse.cz>
252 Kai Tietz <kai.tietz@onevision.com>
254 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
255 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
256 df_invalidated_by_call to invalidated_by_call_regset.
257 * df.h (df_invalidated_by_call): Remove.
258 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
260 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
261 (globalize_reg): Likewise.
262 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
263 df_byte_lr_alloc): Rename df_invalidated_by_call to
264 invalidated_by_call_regset.
265 * basic-block.h (regs_invalidated_by_call_regset): Declare.
267 2008-12-18 Jan Hubicka <jh@suse.cz>
268 Kai Tietz <kai.tietz@onevision.com>
270 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
272 2008-12-18 Jan Hubicka <jh@suse.cz>
273 Kai Tietz <kai.tietz@onevision.com>
275 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
277 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
278 do not try to modify call used regs.
279 (ix86_maybe_switch_abi): New function.
280 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
282 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
284 PR rtl-optimization/37922
285 * dse.c (bb_info): Added regs_live field.
286 (look_for_hardregs): New function.
287 (replace_read): Added regs_live parameter and code to check that
288 shift sequence does not clobber live hardregs.
289 (check_mem_read_rtx): Added parameter to replace_read.
290 (dse_step1): Added regs_live bitmap and initialize it.
291 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
293 * df-problems.c Renamed to df_simulate_initialize_backwards.
294 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
295 (df_simulate_artificial_refs_at_top): Renamed to
296 df_simulate_finalize_backwards.
297 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
298 df_simulate_finalize_backwards): New functions.
299 * df.h (df_simulate_artificial_refs_at_end): Renamed to
300 df_simulate_initialize_backwards.
301 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
302 (df_simulate_artificial_refs_at_top): Renamed to
303 df_simulate_finalize_backwards.
304 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
305 df_simulate_finalize_backwards): New functions.
306 * ra-conflict.c (global_conflicts): Renamed
307 df_simulate_artificial_refs_at_end to
308 df_simulate_initialize_backwards.
309 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
310 df_simulate_one_insn_backwards.
311 * ifcvt.c (dead_or_predicable): Renamed
312 df_simulate_artificial_refs_at_end to
313 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
314 df_simulate_one_insn_backwards.
315 * recog.c (peephole2_optimize): Ditto.
316 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
318 2008-12-18 Jakub Jelinek <jakub@redhat.com>
321 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
322 (rewrite_expr_tree): Add moved argument, move stmts together if
323 needed. Call remove_visited_stmt_chain.
324 (linearize_expr_tree): Don't move stmts here.
325 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
326 Adjust rewrite_expr_tree caller.
329 * tree-ssa.c (useless_type_conversion_p_1): Return
330 false if inner_type is incomplete and outer_type is complete.
332 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
334 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
335 dependences and the configure options.
336 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
337 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
339 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
342 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
343 only if REG_PARM_STACK_SPACE is defined.
345 2008-12-17 Jan Hubicka <jh@suse.cz>
346 Kai Tietz <kai.tietz@onevision.com>
348 * calls.c (expand_call): Do not sibcall if
349 outgoing_reg_parm_stack_space does not match.
351 2008-12-16 Anatoly Sokolov <aesok@post.ru>
353 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
354 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
357 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
359 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
362 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
365 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
367 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
369 * configure: Regenerate.
371 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
374 * arm.c (arm_legitimate_index): Only accept addresses that are in
376 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
377 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
379 (extendqisi2): Likewise.
380 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
381 predicate for operand1.
383 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
385 * config/mips/mips.c (mips_output_conditional_branch): Assert that
386 openrands[1] is a CODE_LABEL.
388 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
390 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
391 the result of mips_prepare_builtin_target.
393 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
395 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
396 if TARGET_ABICALLS is true.
398 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
400 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
401 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
403 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
405 * config/picochip/picochip.c (picochip_override_options): Disable CFI
406 asm and change the signature of brev and byteSwap functions to use
408 * config/picochip/picochip.md (commsTestPort): This is a complex
409 instruction and should not be vliwed. Don't set insn type.
411 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
412 * config/s390/s390.c (s390_swap_cmp): New function.
413 (s390_non_addr_reg_read_p): New function.
414 (s390_z10_optimize_cmp): New function.
415 (s390_reorg): Added call to s390_optimize_cmp.
416 * config/s390/s390.md (nop1): New insn.
418 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
421 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
422 for the milli.a library.
424 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
425 Peter Bergner <bergner@vnet.ibm.com>
428 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
429 TOC into the call pattern.
430 (call_indirect_aix64): Likewise.
431 (call_value_indirect_aix32): Likewise.
432 (call_value_indirect_aix64): Likewise.
433 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
434 to split off the load of the TOC.
435 (call_indirect_nonlocal_aix32): Enable only after reload.
436 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
437 to split off the load of the TOC.
438 (call_indirect_nonlocal_aix64): Enable only after reload.
439 (call_value_indirect_nonlocal_aix32_internal): New insn and split
440 patterns to split off the load of the TOC.
441 (call_value_indirect_nonlocal_aix32): Enable only after reload.
442 (call_value_indirect_nonlocal_aix64_internal): New insn and split
443 patterns to split off the load of the TOC.
444 (call_value_indirect_nonlocal_aix64): Enable only after reload.
446 2008-12-12 Andreas Schwab <schwab@suse.de>
449 2008-12-12 Andreas Schwab <schwab@suse.de>
450 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
453 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
455 PR tree-optimization/32044
456 * tree-scalar-evolution.h (expression_expensive_p): Declare.
457 * tree-scalar-evolution.c (expression_expensive_p): New function.
458 (scev_const_prop): Avoid introducing expensive expressions.
459 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
461 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite.c (nb_reductions_in_loop): Use simple_iv.
466 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
468 * config/i386/x86intrin.h: New header file to support all x86
470 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
472 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
475 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
478 2008-12-12 Andreas Schwab <schwab@suse.de>
480 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
483 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
485 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
486 Use Pmode for scratch reg.
487 (*mb_internal): Use (match_dup 0) for unspec operand.
489 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
491 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
492 floor_log2 of zero. Negate widened zero.
494 2008-12-12 Ben Elliston <bje@au.ibm.com>
496 * config/fp-bit.c (nan): Rename from this ...
497 (makenan): ... to this.
499 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
501 * config/mips/mips.md (*branch_bit<bbv><mode>,
502 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
503 label becomes operands[1].
505 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
507 PR tree-optimization/38446
508 * graphite.c (register_bb_in_sese): New.
509 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
510 looking at the bbs in the region.
511 * graphite.h (sese): Add region_basic_blocks pointer set to
512 structure and initialize at the time of defining new scop.
514 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
516 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
517 (find_params_in_bb): Do not free data refs.
518 (free_graphite_bb): Add FIXME on disabled free_data_refs.
520 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
522 * graphite.c (struct ivtype_map_elt): New.
523 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
524 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
525 gcc_type_for_cloog_iv): New.
526 (loop_iv_stack_patch_for_consts): Use the type of the induction
527 variable from the original loop, except for the automatically
528 generated loops, i.e., in the case of a strip-mined loop, in
529 which case there is no original loop: in that case just use
531 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
532 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
533 (clast_name_to_gcc): Accept params to be NULL.
534 (clast_to_gcc_expression): Take an extra parameter for the type.
535 Convert to that type all the expressions built by this function.
536 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
537 (graphite_translate_clast_equation): Compute the type of the
538 clast_equation before translating its LHS and RHS.
539 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
540 (graphite_create_new_loop): Compute the type of the induction
541 variable before translating the lower and upper bounds and before
542 creating the induction variable.
543 (rename_variables_from_edge, rename_phis_end_scop): New.
544 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
545 (sese_add_exit_phis_edge): Do not use integer_zero_node.
546 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
547 compute_cloog_iv_types): New.
548 (gloog): Call compute_cloog_iv_types before starting the
549 translation of the clast.
551 * graphite.h (struct graphite_bb): New field cloog_iv_types.
552 (GBB_CLOOG_IV_TYPES): New.
553 (debug_ivtype_map): Declared.
554 (oldiv_for_loop): New.
556 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
559 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
560 (param_index): Assert if parameter is not know after parameter
562 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
563 (find_scop_parameters): Mark, that we have finished parameter
565 (graphite_transform_loops): Move condition detection before parameter
567 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
569 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
572 * emutls.c (__emutls_get_address): Make sure offset is really zero
573 before initializing the object's offset.
575 2008-12-11 Jakub Jelinek <jakub@redhat.com>
578 * gimplify.c (gimplify_init_constructor): Don't force constructor
579 into memory if there is just one nonzero element.
581 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
583 Fix testsuite/gfortran.dg/graphite/id-4.f90.
584 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
587 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
589 * graphite.c (build_scops_1): Initialize open_scop.exit
592 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
593 Jan Sjodin <jan.sjodin@amd.com>
594 Harsha Jagasia <harsha.jagasia@amd.com>
606 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
607 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
609 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
610 * Makefile.in (graphite.o): Depend on value-prof.h.
611 (graphite.o-warn): Removed -Wno-error.
612 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
613 to be a NULL pointer. Call update_stmt. Return the newly created
614 cannonical induction variable.
616 * graphite.h (debug_rename_map): Declared. Fix some comments.
618 * graphite.c: Reimplement the code generation from graphite to gimple.
619 Include value-prof.h.
620 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
621 (get_old_iv_from_ssa_name): Removed.
622 (graphite_stmt_p): New.
623 (new_graphite_bb): Test for useful statements before building a
624 graphite statement for the basic block.
625 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
626 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
627 (recompute_all_dominators, graphite_verify,
628 nb_reductions_in_loop, graphite_loop_normal_form): New.
629 (scop_record_loop): Call graphite_loop_normal_form.
630 (build_scop_loop_nests): Iterate over all the blocks of the
631 function instead of relying on the incomplete information from
632 SCOP_BBS. Return the success of the operation.
633 (find_params_in_bb): Use the data from GBB_DATA_REFS.
634 (add_bb_domains): Removed.
635 (build_loop_iteration_domains): Don't call add_bb_domains.
636 Add the iteration domain only to the basic blocks that have been
637 translated to graphite.
638 (build_scop_conditions_1): Add constraints only if the basic
639 block have been translated to graphite.
640 (build_scop_data_accesses): Completely disabled until data
641 dependence is correctly implemented.
642 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
643 (remove_all_edges_1, remove_all_edges): Removed.
644 (get_new_name_from_old_name): New.
645 (graphite_rename_variables_in_stmt): Renamed.
646 rename_variables_in_stmt. Call get_new_name_from_old_name.
647 Use replace_exp and update_stmt.
648 (is_old_iv): Renamed is_iv.
649 (expand_scalar_variables_stmt): Extra parameter for renaming map.
650 Use replace_exp and update_stmt.
651 (expand_scalar_variables_expr): Same. Use the map to get the
652 new names for the renaming of induction variables and for the
653 renaming of variables after a basic block has been copied.
654 (expand_scalar_variables): Same.
655 (graphite_rename_variables): Renamed rename_variables.
656 (move_phi_nodes): Removed.
657 (get_false_edge_from_guard_bb): New.
658 (build_iv_mapping): Do not insert the induction variable of a
659 loop in the renaming iv map if the basic block does not belong
661 (register_old_new_names, graphite_copy_stmts_from_block,
662 copy_bb_and_scalar_dependences): New.
663 (translate_clast): Heavily reimplemented: copy basic blocks,
664 do not move them. Finally, in call cleanup_tree_cfg in gloog.
665 At each translation step call graphite_verify ensuring the
666 consistency of the SSA, loops and dominators information.
667 (collect_virtual_phis, find_vdef_for_var_in_bb,
668 find_vdef_for_var_1, find_vdef_for_var,
669 patch_phis_for_virtual_defs): Removed huge hack.
670 (mark_old_loops, remove_dead_loops, skip_phi_defs,
671 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
672 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
673 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
674 if_region_get_condition_block, if_region_set_false_region,
675 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
676 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
677 sese_add_exit_phis_edge, sese_add_exit_phis_var,
678 rewrite_into_sese_closed_ssa): New.
679 (gloog): Remove dead code. Early return if code cannot be
680 generated. Call cleanup_tree_cfg once the scop has been code
682 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
683 block loops with less than two loops.
684 (graphite_apply_transformations): Remove the call to
685 scop_remove_ignoreable_gbbs.
686 (limit_scops): When build_scop_loop_nests fails, continue on next
687 scop. Fix open_scop.entry.
688 (graphite_transform_loops): Call recompute_all_dominators: force the
689 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
690 Call initialize_original_copy_tables and free_original_copy_tables
691 to be able to copy basic blocks during code generation.
692 When build_scop_loop_nests fails, continue on next scop.
693 (value_clast): New union.
694 (clast_to_gcc_expression): Fix type cast warning.
696 2008-12-10 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/36792
699 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
702 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
704 PR tree-optimization/36792
705 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
707 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
710 * dwarf2out.c (saved_do_cfi_asm): New.
711 (dwarf2out_do_frame): Take it into account.
712 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
714 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
717 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
718 variables initialized from SRAed bit fields.
720 2008-12-10 Martin Guy <martinwguy@yahoo.it>
723 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
724 result will be in an FPU register.
726 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
730 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
731 on the associated SYMBOL_REF_DECL node, if any.
733 2008-12-09 David Daney <ddaney@caviumnetworks.com>
735 * config/mips/sync.md (sync_<optab>_12): Replace
736 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
737 (sync_old_<optab>_12): Remove third paramater to
738 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
739 with MIPS_SYNC_OLD_OP_12_AND.
740 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
741 with MIPS_SYNC_NEW_OP_12_AND.
742 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
743 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
744 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
745 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
746 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
747 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
748 MIPS_SYNC_NEW_OP_12_XOR.
749 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
750 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
751 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
752 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
753 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
754 to implement new __sync_nand semantics.
755 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
756 remove third parameter.
757 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
758 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
759 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
760 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
761 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
762 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
763 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
764 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
766 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
768 * graphite.c (graphite_transform_loops): Always call find_transform ()
769 in ENABLE_CHECKING. So we test these code paths, even if we do not
772 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
774 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
776 2008-12-09 Jakub Jelinek <jakub@redhat.com>
779 * function.h (struct function): Add always_inline_functions_inlined.
780 * ipa-inline.c (cgraph_early_inlining): Set it to true.
781 * tree-optimize.c (execute_fixup_cfg): Likewise.
782 * builtins.c (avoid_folding_inline_builtin): New function.
783 (fold_call_expr): Don't optimize always_inline builtins before
785 (fold_call_stmt): Likewise.
786 (fold_builtin_call_array): Likewise. Don't call
787 fold_builtin_varargs for BUILT_IN_MD builtins.
789 PR tree-optimization/37416
790 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
792 2008-12-09 Janis Johnson <janis187@us.ibm.com>
794 * doc/sourcebuild.texi (Test Directives): Fix formatting.
796 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
798 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
800 * doc/invoke.texi (-fira-region): Describe new option.
801 (-fira-algorithm): Change the values.
803 * ira-conflicts.c (build_conflict_bit_table,
804 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
805 (ira_build_conflicts): Use flag flag_ira_region instead of
806 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
807 base registers for allocnos crossing calls.
809 * flags.h (enum ira_algorithm): Redefine.
810 (enum ira_region): New.
811 (flag_ira_region): New.
813 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
814 instead of flag_ira_algorithm.
816 * toplev.c (flag_ira_algorithm): Change the initial value.
817 (flag_ira_region): New.
819 * ira-int.h (ira_reg_classes_intersect_p,
820 ira_reg_class_super_classes): New.
822 * ira-color.c (update_copy_costs): Use
823 ira_reg_classes_intersect_p. Use right class to find hard reg index.
824 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
825 (assign_hard_reg): Ditto. Pass additional argument to
826 update_conflict_hard_regno_costs. Do not uncoalesce for priority
828 (allocno_priorities, setup_allocno_priorities,
829 allocno_priority_compare_func): Move before color_allocnos.
830 (color_allocnos): Add priority coloring. Use flag flag_ira_region
831 instead of flag_ira_algorithm.
832 (move_spill_restore): Check classes of the same reg allocno from
834 (update_curr_costs): Use ira_reg_classes_intersect_p.
835 (ira_reassign_conflict_allocnos): Ditto.
837 * opts.c (decode_options): Always set up flag_ira. Set up
838 flag_ira_algorithm. Warn CB can not be used for architecture.
839 (common_handle_option): Modify code for -fira-algorithm. Add code
840 to process -fira-region.
842 * ira-lives.c (update_allocno_pressure_excess_length): Process
844 (set_allocno_live, clear_allocno_live, mark_reg_live,
845 mark_reg_dead, process_bb_node_lives): Ditto.
847 * ira-emit.c (ira_emit): Fix insn codes.
849 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
850 instead of flag_ira_algorithm.
851 (allocno_range_compare_func): Ignore classes for priority coloring.
852 (setup_min_max_conflict_allocno_ids): Ditto.
853 (ira_flattening): Use ira_reg_classes_intersect_p.
855 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
857 * common.opt (fira-algorithm): Modify.
860 * ira.c (setup_class_hard_regs): Initialize.
861 (setup_cover_and_important_classes): Modify code setting class
862 related info for priority coloring.
863 (setup_class_translate): Ditto.
864 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
865 (setup_reg_class_intersect_union): Rename to
866 setup_reg_class_relations. Add code for setting up new variables.
867 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
868 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
870 * ira-costs.c (common_classes): New.
871 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
872 (find_allocno_class_costs): Ditto. Use common_classes. Translate
874 (ira_costs): Allocate/deallocate common_classes.
876 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
877 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
880 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
881 smallest_mode_for_size.
883 2008-12-10 Ben Elliston <bje@au.ibm.com>
885 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
887 2008-12-09 Jan Hubicka <jh@suse.cz>
889 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
891 2008-12-09 Jakub Jelinek <jakub@redhat.com>
893 PR tree-optimization/35468
894 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
897 2008-12-09 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/38445
900 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
902 (emit_alias_warning): Adjust.
904 2008-12-09 Andrew Haley <aph@redhat.com>
906 * fixed-value.c (do_fixed_add): Add comment.
907 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
908 * builtins.c (fold_builtin_sqrt): Likewise.
910 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
913 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
915 * calls.c (nitialize_argument_information): Add fntype argument
916 and use it for calls.promote_function_args.
917 (expand_call): Pass fntype to aggregate_value_p if no fndecl
918 available and pass additional fntype to
919 initialize_argument_information.
920 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
921 to get function abi type.
922 (init_cumulative_args): Use for abi kind detection fntype, when no
925 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
927 * config/s390/s390.md (movti, movdi_64, movdi_31,
928 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
929 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
931 (Integer->BLKmode splitter): Removed.
933 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
935 * config/alpha/alpha.c (alpha_set_memflags): Process memory
936 references in full insn sequence.
938 2008-12-09 Jason Merrill <jason@redhat.com>
940 * gimplify.c (gimplify_init_constructor): Revert to using < rather
941 than <= for sparseness test.
944 * gimplify.c (gimplify_init_constructor): Don't write out a static
945 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
948 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
951 Fix testsuite/gfortran.dg/graphite/id-3.f90.
952 * graphite.c (scopdet_basic_block_info): Fix bug that found some
953 regions more than once.
955 2008-12-09 Ben Elliston <bje@au.ibm.com>
957 * emutls.c (__emutls_get_address): Prototype.
958 (__emutls_register_common): Likewise.
960 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
962 2008-12-09 Ben Elliston <bje@au.ibm.com>
964 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
966 2008-12-08 Steve Ellcey <sje@cup.hp.com>
968 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
969 (nonlocal_goto_receiver): New instruction.
971 2008-12-08 Jakub Jelinek <jakub@redhat.com>
974 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
977 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
978 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
980 2008-12-08 Richard Henderson <rth@redhat.com>
983 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
984 (SET_TYPE_MODE): New.
985 * c-decl.c (parser_xref_tag): Use it.
986 (finish_enum): Likewise.
987 * tree.c (build_pointer_type_for_mode): Likewise.
988 (build_reference_type_for_mode, build_index_type): Likewise.
989 (build_range_type, make_vector_type): Likewise.
990 (build_common_tree_nodes_2): Likewise.
991 * stor-layout.c (compute_record_mode): Likewise.
992 (finalize_type_size, layout_type, make_fract_type): Likewise.
993 (make_accum_type, initialize_sizetypes): Likewise.
994 (vector_type_mode): New.
995 * function.c (allocate_struct_function): Call
996 invoke_set_current_function_hook before querying anything else.
998 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
1000 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
1002 * alias.c (find_base_term): Synch LO_SUM handling with what
1003 find_base_value does.
1005 2008-12-08 Andrew Haley <aph@redhat.com>
1006 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
1008 * gimple.h (gimple_build_try): Fix declaration.
1010 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
1011 * fixed-value.c (do_fixed_add): Likewise.
1012 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1014 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1017 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1018 on parallel and task contexts.
1020 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1022 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1024 2008-12-07 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/38405
1027 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1028 not sign-extend truth values.
1030 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1032 * tree-sra.c (scalarize_use): Create another temporary with the proper
1033 type for signed types in the use_all && !is_output bitfield case.
1035 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1037 PR rtl-optimization/36365
1038 * df-core.c (df_worklist_dataflow_overeager): Remove.
1039 (df_worklist_dataflow): Don't call it, use double-queue only.
1040 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1042 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1045 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1046 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1048 2008-12-07 Ben Elliston <bje@au.ibm.com>
1050 * gthr-single.h (__gthread_once): Adjust prototype to match all
1051 other gthreads models.
1053 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1055 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1056 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1059 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1060 operands to mult_type if it isn't narrower than op0's type.
1062 2008-12-06 Jan Hubicka <jh@suse.cz>
1063 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/38074
1066 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1068 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1069 in both dirrection for first match heuristics.
1070 (tree_bb_level_predictions): Disable noreturn heuristic when there
1071 is no returning path.
1073 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1075 PR rtl-optimization/38272
1076 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1079 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1082 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1083 (pp_c_expression): Likewise.
1085 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1088 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1090 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1093 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1094 arguments to HOST_WIDE_INT. If type has different signedness
1095 than unsignedp or different precision from bitsize, create
1096 the right type for BIT_FIELD_REF and cast to type.
1097 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1100 2008-03-05 Richard Guenther <rguenther@suse.de>
1102 * fold-const.c (fold_truthop): Remove code generating
1103 BIT_FIELD_REFs of structure bases.
1104 (fold_binary): Likewise.
1105 (make_bit_field_ref): Remove.
1106 (optimize_bit_field_compare): Remove.
1107 (all_ones_mask_p): Remove.
1109 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1111 * tree-sra.c (sra_explode_bitfield_assignment): Always
1112 call unsigned_type_for, if the precision is higher than
1113 needed, call build_nonstandard_integer_type.
1116 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1117 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1121 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1122 only if internal_arg_pointer is a non-virtual pseudo.
1124 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1126 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1127 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1128 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1130 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1132 PR tree-optimization/37716
1133 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1134 gimplify_ctxp->allow_rhs_cond_expr.
1136 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1138 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1139 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1141 (alpha_emit_conditional_branch): Do not generate direct branch
1142 for UNORDERED comparisons.
1144 2008-12-05 Andreas Schwab <schwab@suse.de>
1146 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1149 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1152 * fold-const.c (fold_checksum_tree): Change buf type to union
1155 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1158 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1160 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1162 2008-12-05 Ben Elliston <bje@au.ibm.com>
1164 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1166 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1168 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1169 Gary Funck <gary@intrepid.com>
1171 * cse.c (lookup_as_function): Delete mode frobbing code.
1172 (equiv_constant): Re-implement it there for SUBREGs.
1174 2008-12-04 Richard Guenther <rguenther@suse.de>
1177 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1178 (tree-ssa-structalias.o): Remove errors.h dependency.
1179 (tree-ssa-reassoc.o): Likewise.
1180 * tree-ssa-reassoc.c: Do not include errors.h.
1181 * tree-ssa-alias-warnings.c: Remove.
1182 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1183 strict_aliasing_warning_backend.
1184 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1185 (emit_alias_warning): Likewise.
1186 (set_uids_in_ptset): Warn for clear cases of type-punning.
1187 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1190 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1192 * cse.c (equiv_constant): Fix pasto.
1194 2008-12-04 Nick Clifton <nickc@redhat.com>
1196 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1197 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1198 formatting of quotes.
1200 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1203 * fold-const.c (fold_checksum_tree): Allow modification of
1206 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1209 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1210 have the right number of arguments.
1212 2008-12-03 Richard Guenther <rguenther@suse.de>
1215 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1218 2008-12-03 Tomas Bily <tbily@suse.cz>
1221 * tree-loop-distribution.c (build_size_arg): New function.
1222 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1223 Reorganized generating of stmts.
1224 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1225 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1226 Indicate if analysis succeed.
1227 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1228 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1229 Uses new definition of dr_analyze_innermost.
1231 2008-12-03 Ben Elliston <bje@au.ibm.com>
1233 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1235 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1237 PR tree-optimization/37716
1238 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1239 all the needed operations as trees and gimplify_assign it to dst.
1242 * configure.ac (gcc_cv_readelf): Look for readelf.
1243 (gcc_cv_as_cfi_advance_working): Check for working
1244 cfi advances with code alignment factor > 1.
1245 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1246 don't work properly.
1247 * configure: Regenerated.
1249 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1250 Jakub Jelinek <jakub@redhat.com>
1251 Andrew Pinski <andrew_pinski@playstation.sony.com>
1253 PR rtl-optimization/38281
1254 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1255 set it to NULL_RTX afterwards.
1257 * emit-rtl.c (set_insn_deleted): Fix formatting.
1259 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1261 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1263 * config/mips/mips.md (IMOVE32): New mode iterator.
1264 (movsi): Generalize with IMOVE32.
1265 (*movsi_internal): Likewise.
1266 (*mov<mode>_mips16): Likewise.
1269 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1270 Maxim Kuvyrkov <maxim@codesourcery.com>
1272 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1273 PC-relative addressing when compiling for uclinux PIC.
1274 (__cmpdf_internal, __cmpsf_internal): Hide.
1275 (__cmpdf, __cmpsf): Use PIC call sequence.
1277 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1278 Jack Howarth <howarth@bromo.med.uc.edu>
1280 * config/i386/t-darwin64: Add m32 multilib support.
1282 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1284 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1286 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1289 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1290 before using it in POINTER_PLUS_EXPR.
1292 2008-12-02 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/38359
1295 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1298 2008-12-02 Martin Jambor <mjambor@suse.cz>
1301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1303 (forward_propagate_addr_into_variable_array_index): Check that the
1304 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1305 than the gimple code directly.
1307 2008-12-02 Ben Elliston <bje@au.ibm.com>
1309 * config/spu/float_disf.c (__floatdisf): Prototype.
1310 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1311 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1312 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1314 2008-12-02 DJ Delorie <dj@redhat.com>
1316 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1317 (DWARF_CIE_DATA_ALIGNMENT): Define.
1319 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1320 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1321 (xstormy16_expand_prologue): Likewise.
1322 (xstormy16_expand_builtin_va_start): Likewise.
1323 (xstormy16_gimplify_va_arg_expr): Likewise.
1325 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1328 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1329 potentially returned from folding memcpy.
1330 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1331 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1333 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1336 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1337 decoration of function RTL names here on Ada language.
1339 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1341 PR rtl-optimization/38280
1342 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1343 ira_rebuild_regno_allocno_list): New functions.
1344 (regno_allocnos): New static variable.
1345 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1346 Call ira_rebuild_regno_allocno_list.
1348 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1349 Adam Nemet <anemet@caviumnetworks.com>
1351 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1352 LINUX_DRIVER_SELF_SPECS.
1354 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1356 PR rtl-optimization/37514
1357 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1358 from previous insns.
1360 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1363 * c-omp.c (c_finish_omp_for): Only transform pointer
1364 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1366 PR rtl-optimization/38245
1367 * tree-vrp.c (abs_extent_range): New function.
1368 (extract_range_from_binary_expr): Compute range
1369 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1370 or includes zero or if vr1 is VR_RANGE and op0 has some
1373 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1376 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1377 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1378 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1379 to (not:I48MODE (and:I48MODE (...))).
1380 (sync_old_nand<mode>): Ditto.
1381 (sync_new_nand<mode>): Ditto.
1383 2008-12-01 Nick Clifton <nickc@redhat.com>
1385 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1386 Replace uses of the "y" register class with direct references to
1387 the CARRY_REG register.
1388 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1389 register with clobbers of the carry register.
1390 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1391 (xstormy16_split_cbranch): Remove redundant carry parameter.
1392 (xstormy16_expand_arith): Likewise.
1393 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1394 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1395 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1396 (CARRY_REGNUM): Define.
1397 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1399 (xstormy16_expand_arith): Likewise.
1401 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1403 * config/score/score.h (IRA_COVER_CLASSES): Define.
1405 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1408 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1409 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1410 (cmp_sdiv_cc_set): Factor common string.
1411 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1413 (cmp_udiv_cc_set): Factor common string.
1415 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1418 * varasm.c (emutls_finish): Fix common registration.
1420 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1423 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1425 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1427 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1428 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1429 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1430 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1431 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1432 Ignore sub-word case for now.
1433 (sync_nand<mode>_internal): Represent NAND in RTL.
1434 (sync_old_nand<mode): Same.
1435 (sync_old_name<mode>_internal): Same.
1436 (sync_new_nand<mode>): Same.
1437 (sync_new_nand<mode>_internal): Same.
1438 (sync_boolcshort_internal): Expect NAND.
1440 2008-11-28 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/37955
1443 PR tree-optimization/37742
1444 * tree-vect-transform.c (vectorizable_store): Remove assert for
1446 (vectorizable_load): Likewise.
1448 2008-11-27 Richard Guenther <rguenther@suse.de>
1450 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1451 a constraint for the static chain parameter.
1453 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1455 * config/bfin/bfin.opt (micplb): New option.
1456 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1457 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1458 ENABLE_WA_INDIRECT_CALLS): New macros.
1459 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1461 (indirect_call_p): New function.
1462 (workaround_speculation): Handle anomaly 05-00-0426 when
1463 ENABLE_WA_INDIRECT_CALLS is true.
1464 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1465 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1466 * doc/invoke.texi (Blackfin Options): Document -micplb.
1468 2008-11-26 DJ Delorie <dj@redhat.com>
1470 * config/m32c/mov.md ("extendhipsi2"): New.
1472 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1474 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1475 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1477 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1479 * config/mips/mips.md (clear_hazard): Rename to
1480 clear_hazard_<mode>. Use mode-specific addition.
1481 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1482 or gen_clear_hazard_di depending on the size of Pmode.
1484 2008-11-26 DJ Delorie <dj@redhat.com>
1486 * configure.ac: Test m32c-elf-gas for .loc.
1487 * configure: Likewise.
1489 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1492 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1495 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1498 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1499 (memory_barrier): Do not generate memory_barrier_nosse instruction
1501 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1503 2008-11-26 Fredrik Unger <fred@tree.se>
1505 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1506 function name from __floatundisf.
1507 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1510 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1511 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/37869
1514 * tree-ssa-structalias.c (struct constraint_graph): Remove
1515 pt_used and number_incoming members.
1516 (build_pred_graph): Do not allocate them.
1517 (condense_visit): Do not use them.
1518 (label_visit): Likewise.
1519 (free_var_substitution_info): Do not free them.
1521 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1523 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1525 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1527 * ira-color.c (allocno_spill_priority): New function.
1528 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1529 Print more info about the spilled allocno.
1530 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1531 checks on bad spill.
1533 * ira-build.c (loop_node_to_be_removed_p): Remove.
1534 (loop_compare_func, mark_loops_for_removal): New functions.
1535 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1537 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1539 * ira.c (ira): Don't change flag_ira_algorithm.
1541 * params.def (ira-max-loops-num): Change the value.
1543 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1545 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1546 Disable unsupported alternative for ColdFire,
1547 add new alternative that ColdFire can handle.
1549 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1551 * regrename.c (merge_overlapping_regs): Add registers artificially
1552 defined at the top of the basic block to the set of live ones just
1553 before the first insn.
1555 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1556 Joey Ye <joey.ye@intel.com>
1559 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1560 false if we need to align the outgoing stack.
1561 (ix86_update_stack_boundary): Check parm_stack_boundary.
1563 2008-11-25 Richard Guenther <rguenther@suse.de>
1567 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1568 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1569 in favor of dereferenced_ptrs.
1570 (init_alias_info): Adjust.
1571 (delete_alias_info): Likewise.
1572 (compute_flow_insensitive_aliasing): Properly
1573 include all aliased variables.
1574 (update_alias_info_1): Use dereferenced_ptrs.
1575 (setup_pointers_and_addressables): Likewise.
1576 (get_smt_for): Honor ref-all pointers and pointers with known alias
1578 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1580 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1584 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1586 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1588 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1590 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1592 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1594 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1597 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1598 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1600 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1603 UNSPECV_CMPXCHG_[12].
1604 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1605 UNSPECV_CMPXCHG_[12].
1608 * config/i386/sync.md (memory_barrier): New expander.
1610 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1613 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1615 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1617 * pa.c (function_arg): Revert 2008-10-26 change.
1619 2008-11-23 Helge Deller <deller@gmx.de>
1621 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1622 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1623 succeeded and lws_ret is not equal to oldval.
1625 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1627 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1629 2008-11-22 Andreas Schwab <schwab@suse.de>
1631 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1634 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1636 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1637 Use constant 1 as the operand.
1638 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1639 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1640 gen_rdhwr_synci_step_di depending on the size of Pmode.
1642 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/i386.md (SWI248): New mode iterator.
1646 (SWI32): Remove mode iterator.
1647 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1648 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1649 iterator. Generate popcnt mnemonic without mode extensions
1650 for Darwin x86 targets.
1651 (*popcount<mode>2_cmp): Ditto.
1652 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1653 extensions for Darwin x86 targets.
1655 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1657 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1658 only if HAVE_AS_SPARC_UA_PCREL is defined.
1660 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1662 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1663 allocno_costs value of the classees with the lowest total_costs
1664 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1665 (setup_allocno_cover_class_and_costs): ...rather than here.
1666 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1669 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1672 * builtins.c (expand_builtin_apply_args): Emit sequence before
1673 parm_birth_insn instead of after entry_of_function's first insn.
1676 * function.c (assign_parm_remove_parallels): Pass
1677 data->passed_type as third argument to emit_group_store.
1680 * final.c (mark_symbol_refs_as_used): New function.
1681 * output.h (mark_symbol_refs_as_used): New prototype.
1682 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1683 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1684 * config/arm/arm.md (consttable_4): Likewise.
1687 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1689 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1693 propagate x = &a into *x = b if conversion from b to a's type is
1696 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1698 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1699 for the liveness computation of the new insn.
1701 2008-11-21 DJ Delorie <dj@redhat.com>
1703 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1704 Moves to/from below100 space (W) can only use r0-r7.
1706 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1709 * doc/invoke.texi (Optimization Options): Fix typo.
1711 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1712 Xuepeng Guo <xuepeng.guo@intel.com>
1714 * config.gcc (extra_headers): For x86 and x86-64, remove
1715 gmmintrin.h, add immintrin.h and avxintrin.h.
1717 * config/i386/gmmintrin.h: Renamed to ...
1718 * config/i386/avxintrin.h: This. Issue an error if
1719 _IMMINTRIN_H_INCLUDED is undedined.
1721 * config/i386/immintrin.h: New.
1723 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1726 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1727 mode of PLUS, not mode of the eliminated register.
1729 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1732 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1733 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1734 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1735 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1736 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1737 (*nand<mode>3): Rename to *andnot<mode>3.
1738 (*nandtf3): rename to *andnottf3.
1739 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1740 Use CODE_FOR_mmx_andnotv2si3.
1741 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1742 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1743 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1744 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1745 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1747 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1750 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1751 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1752 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1753 to (not:IMODE (and:IMODE (...))).
1754 (sync_old_nand<mode>): Ditto.
1755 (sync_new_nand<mode>): Ditto.
1757 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1759 * config/arm/thumb2.md (thumb2_casesi_internal,
1760 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1762 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1764 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1765 nand to the changed 4.4 semantic.
1767 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1770 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1771 (fold_builtin_memory_op): Handle even the case where just one
1772 of src and dest is an address of a var decl component, using
1773 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1774 and readonly_data_expr src check.
1775 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1778 PR rtl-optimization/36998
1779 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1780 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1781 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1782 stack_adjust_offset callers.
1783 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1785 (compute_barrier_args_size): Handle insns in annulled branches
1788 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1791 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1792 Handle cases when integer argument crosses argument register boundary.
1794 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1797 * config.gcc (i[34567]86-*-solaris2*): Don't include
1798 i386/t-crtstuff here.
1799 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1800 * config/i386/t-sol2: Move to libgcc/config/i386.
1802 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1805 * tlink.c: Include "libiberty.h".
1806 (initial_cwd): Change type into char *.
1807 (tlink_init): Call getpwd instead of getcwd.
1809 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1811 PR rtl-optimization/32283
1812 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1813 of the induction variable to decide whether it may wrap.
1814 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1815 initialization of the bound before the loop.
1816 * simplify-rtx.c (simplify_binary_operation_1): Add two
1817 simplifications regarding AND.
1818 (simplify_plus_minus): Only fail if no simplification is possible.
1819 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1821 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1824 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1825 checking until GIMPLE lowering.
1826 * gimple-low.c (check_call_args): New function.
1827 (lower_stmt) <case GIMPLE_CALL>: Call it.
1829 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1831 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1832 with the same type as the first operand of the AND expression.
1834 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1837 * ira-int.h (struct ira_loop_tree_node): New member
1838 entered_from_non_parent_p.
1840 * ira-color.c (print_loop_title): Print loop bbs.
1842 * ira-emit.c (entered_from_non_parent_p,
1843 setup_entered_from_non_parent_p): New functions.
1844 (not_modified_p): Rename to store_can_be_removed_p. Check there
1846 (generate_edge_moves): Use store_can_be_removed_p instead of
1848 (ira_emit): Call setup_entered_from_non_parent_p.
1850 * ira-build.c (copy_info_to_removed_store_destinations):
1851 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1852 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1853 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1854 update all accumulated attributes.
1856 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1859 * ira-int.h (ira_copy_allocno_live_range_list,
1860 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1861 ira_finish_allocno_live_range_list): New prototypes.
1862 (ira_allocno_live_ranges_intersect_p,
1863 ira_pseudo_live_ranges_intersect_p): Remove.
1865 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1866 ira_pseudo_live_ranges_intersect_p): Rename to
1867 allocnos_have_intersected_live_ranges_p and
1868 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1870 * ira-color.c: ... here
1871 (coalesced_allocno_conflict_p): Use
1872 allocnos_have_intersected_live_ranges_p.
1873 (coalesced_allocnos_living_at_program_points,
1874 coalesced_allocnos_live_at_points_p,
1875 set_coalesced_allocnos_live_points): Remove.
1876 (slot_coalesced_allocnos_live_ranges,
1877 slot_coalesced_allocno_live_ranges_intersect_p,
1878 setup_slot_coalesced_allocno_live_ranges): New.
1879 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1880 (ira_sort_regnos_for_alter_reg): Use
1881 allocnos_have_intersected_live_ranges_p.
1882 (ira_reuse_stack_slot): Use
1883 pseudos_have_intersected_live_ranges_p.
1885 * global.c (pseudo_for_reload_consideration_p): Check
1886 flag_ira_share_spill_slots too.
1888 * ira-build.c (copy_allocno_live_range_list): Rename to
1889 ira_copy_allocno_live_range_list. Make it external.
1890 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1892 (ira_allocno_live_ranges_intersect_p): New.
1893 (ira_finish_allocno_live_range_list): New.
1894 (finish_allocno): Use it.
1895 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1896 (copy_info_to_removed_store_destinations): Ditto. Use
1897 ira_copy_allocno_live_range_list.
1898 (ira_flattening): Use ira_merge_allocno_live_ranges.
1900 * ira.c (too_high_register_pressure_p): New function.
1901 (ira): Switch off sharing spill slots if the pressure is too high.
1903 2008-11-19 Richard Guenther <rguenther@suse.de>
1905 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1906 non-sizetype offsets if their precision matches that of the pointer.
1907 * expr.c (expand_expr_real_1): Always sign-extend the offset
1908 operand of a POINTER_PLUS_EXPR.
1910 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1912 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1913 (mips-sgi-irix[56]*): No need to use fixproto.
1915 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1916 Paul Brook <paul@codesourcery.com>
1918 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1921 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1923 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1925 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1928 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1929 (separate_decls_in_region): Create shared struct even when there
1930 are only reductions.
1932 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1934 * config/picochip/picochip.c (headers): Remove an unnecessary
1937 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1940 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1941 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1943 * config/m68k/m68k.md: Adjust all conditional branches that use the
1944 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1946 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1949 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1950 is a register or zero operand in the correct mode before generating
1951 mtch1 insn or a register operand in the correct mode before generating
1953 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1955 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1957 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1958 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1959 mipsisa*-*-elf*. Handle mipsisa64r2*.
1960 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1961 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1963 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1964 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1966 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1967 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1968 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1971 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1974 * config/i386/i386.md (allocate_stack_worker_32,
1975 allocate_stack_worker_64): Don't use match_dup between input and
1977 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1978 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1980 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1982 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1983 is forced when trying to do a symbol link for it.
1985 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1987 * expmed.c (extract_bit_field_1): Also use a temporary and
1988 convert_extracted_bit_field when the conversion from ext_mode to
1989 the target mode requires explicit truncation.
1991 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1993 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1995 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1996 registers when not optimizing.
1998 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2000 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
2001 and its associated define_split. Expose the all-d alternative
2002 to the register allocator, but mark it with "?". Mark the first
2003 alternative with "*?*?".
2004 (*mul_sub_si): Likewise.
2005 (*mul_acc_si_r3900): New pattern.
2007 2008-11-17 Jakub Jelinek <jakub@redhat.com>
2010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
2011 propagating x = &a into *x = b, add a cast if not useless
2012 type conversion or don't optimize if another stmt would be
2015 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2018 * optabs.c (expand_sync_operation): Properly handle NAND case
2019 by calculating ~(t1 & val) instead of (~t1 & val).
2020 * builtins.c (expand_builtin_sync_operation): Warn for changed
2021 semantics in NAND builtins.
2022 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2024 * doc/invoke.texi (Warning options): Add Wsync-nand.
2025 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2026 __sync_fetch_and_nand builtin operation in the example. Add a note
2027 about changed semantics in GCC 4.4.
2028 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2029 operation in the example. Add a note about changed semantics in
2032 2008-11-16 Jan Hubicka <jh@suse.cz>
2034 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2037 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2039 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2042 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2045 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2046 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2048 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2049 rather than call_really_used_regs when handling $gp.
2051 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2054 * config/mips/mips.c (machine_function): Update the comment
2055 above global_pointer.
2056 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2057 that a function doesn't need a global pointer.
2058 (mips_current_loadgp_style): Update accordingly.
2059 (mips_restore_gp): Likewise.
2060 (mips_output_cplocal): Likewise.
2061 (mips_expand_prologue): Likewise.
2063 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2065 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2066 parameter. Use DImode for computing the number of registers.
2067 (function_arg): Adjust for above change.
2068 (function_value): Likewise.
2070 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2072 PR tree-optimization/37950
2073 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2074 not computed for the current function.
2076 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2079 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2080 gpr and other COMPONENT_REFs.
2082 2008-11-15 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/38051
2085 * tree-ssa-alias.c (update_alias_info_1): Manually find
2088 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2090 * doc/invoke.texi (-mfix-r10000): Document.
2091 * config/mips/mips.opt (mfix-r10000): New option.
2092 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2093 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2094 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2095 (MIPS_SYNC_OP): Likewise.
2096 (MIPS_SYNC_OP_12): Likewise.
2097 (MIPS_SYNC_OLD_OP_12): Likewise.
2098 (MIPS_SYNC_NEW_OP_12): Likewise.
2099 (MIPS_SYNC_OLD_OP): Likewise.
2100 (MIPS_SYNC_NAND): Likewise.
2101 (MIPS_SYNC_OLD_NAND): Likewise.
2102 (MIPS_SYNC_EXCHANGE): Likewise.
2103 (MIPS_SYNC_EXCHANGE_12): Likewise.
2104 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2106 (MIPS_SYNC_NEW_NAND): Likewise.
2107 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2108 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2109 (mips_output_sync_loop): New function.
2110 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2111 Make -mfix-r10000 require branch-likely instructions.
2112 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2113 mips_output_sync_loop.
2114 (compare_and_swap_12): Likewise.
2115 (sync_add<mode>): Likewise.
2116 (sync_<optab>_12): Likewise.
2117 (sync_old_<optab>_12): Likewise.
2118 (sync_new_<optab>_12): Likewise.
2119 (sync_nand_12): Likewise.
2120 (sync_old_nand_12): Likewise.
2121 (sync_new_nand_12): Likewise.
2122 (sync_sub<mode>): Likewise.
2123 (sync_old_add<mode>): Likewise.
2124 (sync_old_sub<mode>): Likewise.
2125 (sync_new_add<mode>): Likewise.
2126 (sync_new_sub<mode>): Likewise.
2127 (sync_<optab><mode>): Likewise.
2128 (sync_old_<optab><mode>): Likewise.
2129 (sync_new_<optab><mode>): Likewise.
2130 (sync_nand<mode>): Likewise.
2131 (sync_old_nand<mode>): Likewise.
2132 (sync_new_nand<mode>): Likewise.
2133 (sync_lock_test_and_set<mode>): Likewise.
2134 (test_and_set_12): Likewise.
2136 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2138 * gcc.c (cc1_options): Fix comment.
2140 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2143 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2144 argtype instead of result_type.
2146 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2148 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2149 subloop_next/next and subloops/childen fields.
2151 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2153 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2154 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2155 (LOCAL_INCLUDE_DIR): Undefine.
2156 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2158 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2160 PR rtl-optimization/37397
2161 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2162 (ALLOCNO_BAD_SPILL_P): New macro.
2164 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2166 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2167 (create_cap_allocno, propagate_allocno_info,
2168 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2169 (update_bad_spill_attribute): New function.
2170 (ira_build): Call it.
2172 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2174 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2176 PR tree-optimization/38104
2177 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2178 before calling mark_symbols_for_renaming, not after it.
2180 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2182 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2183 (OVERRIDE_OPTIONS): Likewise.
2185 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2186 Andrew Stubbs <ams@codesourcery.com>
2187 Gunnar Von Boehn <gunnar@genesi-usa.com>
2190 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2191 the shorter LEA insn over ADD.L where possible.
2193 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2195 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2196 systems, which are assumend to always provide SSP-support in glibc.
2197 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2199 * configure: Regenerate.
2201 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2204 * function.c (gimplify_parameters): For callee copies parameters,
2205 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2207 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2210 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2211 x86 parts into the `i[34567]86-*-linux*' and parts that are
2212 independent of the processor architecture into the `*-*-linux*' cases.
2213 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2214 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2215 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2216 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2217 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2218 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2219 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2221 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2223 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2224 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2225 (ls2_idiv): Likewise idiv3.
2226 (ls2_prefetch): New reservation.
2227 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2228 * config/mips/mips.md (type): Add imul3nc and idiv3.
2229 (length): Handle idiv3.
2230 (any_mod): New code_iterator.
2231 (u): Handle MOD and UMOD.
2232 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2233 (prefetch): Handle TARGET_LOONGSON_2EF.
2235 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2238 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2239 (prune_unused_types_walk): Call it for non-perennial local classes.
2240 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2241 entry, just set it to 2 and recurse on children, don't walk attributes
2244 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2246 * c-common.c (warn_about_parentheses): Add missing whitespace
2249 2008-11-13 Paul Brook <paul@codesourcery.com>
2251 * doc/invoke.texi: Document --fix-cortex-m3.
2252 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2253 Cortex-M3 cpu is selected.
2254 (output_move_double): Avoid overlapping base register and first
2255 destination register when fix_cm3_ldrd.
2256 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2258 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2261 * gimple.h (gimple_range_check_failed): Remove prototype.
2262 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2264 (gimple_range_check_failed): Removed.
2266 2008-11-13 Andrew Haley <aph@redhat.com>
2269 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2272 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2276 2007-05-07 Mike Stump <mrs@apple.com>
2277 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2278 also checks for and while statements in C++.
2280 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2283 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2284 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2285 - which clones are reachable - as "abstract and needed".
2286 * cgraph.c (cgraph_release_function_body): If a node is
2287 "abstract and needed", do not release its DECL_INITIAL() content
2288 that will be needed to emit debug info.
2290 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2293 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2294 to set HAVE_GETIPINFO.
2295 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2296 * configure: Regenerate.
2297 * config.in: Regenerate.
2299 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2302 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2304 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2307 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2308 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2310 2008-11-12 Jason Merrill <jason@redhat.com>
2313 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2316 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2318 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2319 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2321 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2322 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2324 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2326 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2327 packed-stack special handling.
2328 (FRAME_ADDR_RTX): Add definition.
2330 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2333 * fold-const.c (native_encode_string): New function.
2334 (native_encode_expr): Use it for STRING_CST.
2336 2008-11-12 DJ Delorie <dj@redhat.com>
2338 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2339 insns if the intermediate value will be used later.
2341 2008-11-12 Andreas Schwab <schwab@suse.de>
2343 * config/m68k/m68k.c (print_operand): Mask off extra extension
2344 bits when writing out the representation of real values.
2346 2008-11-12 Ira Rosen <irar@il.ibm.com>
2348 PR tree-optimization/38079
2349 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2352 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2355 * c-pretty-print.c (pp_c_complex_expr): New function.
2356 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2359 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2360 than INNER and INNER is a constant, forcibly align INNER as much
2363 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2365 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2367 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2369 PR rtl-optimization/37363
2370 * simplify-rtx.c (simplify_plus_minus): Don't create
2371 (const (minus ...)) expresisons.
2373 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2375 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2378 2008-11-10 Catherine Moore <clm@codesourcery.com>
2380 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2382 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2383 (BASE_DRIVER_SELF_SPECS): Remove.
2384 (DRIVER_SELF_SPECS): New definition.
2385 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2386 BASE_DRIVER_SELF_SPECS.
2387 * config/mips/sde.h: Likewise.
2388 * config/mips/iris6.h: Likewise.
2389 * config/mips/vr.h: Likewise.
2390 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2392 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2394 PR rtl-optimizations/37948
2395 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2396 (ira_create_copy, ira_add_allocno_copy): New parameter.
2398 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2399 to ira_add_allocno_copy.
2400 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2401 parameter to process_regs_for_copy.
2402 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2403 Fix typo in passing second allocno to ira_add_allocno_copy.
2405 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2406 coalesced allocnos list.
2407 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2409 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2410 (add_ira_allocno_to_ordered_bucket): Rename to
2411 add_allocno_to_ordered_bucket.
2412 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2413 head of coalesced allocnos list.
2414 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2415 Check that it is aready calculated.
2416 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2417 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2419 (coalesce_allocnos): Do extended coalescing too.
2421 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2422 parameter to ira_add_allocno_copy.
2424 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2426 (print_copy): Print copy origination too.
2428 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2431 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2433 PR rtl-optimization/37514
2434 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2435 flag_ira_share_spill_slots to 2 if it's already non-zero.
2436 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2437 flag_ira_share_spill_slots is 2.
2439 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2441 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2442 (prologue_enter_32): Set FB to SP - 4.
2444 2008-11-10 DJ Delorie <dj@redhat.com>
2446 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2447 constraint for single-bit-clear in lower byte of HI constant, vs
2448 Imb which just ignores the upper byte.
2449 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2450 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2451 (iorhi3_16): Check for single bit set, not single bit clear.
2453 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2455 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2457 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2459 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2461 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2462 values living in memory and use more precise alignment information.
2464 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2467 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2468 after __mf_check call if the call must end a bb.
2470 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2474 * combine.c (force_to_mode): Do not process vector types.
2476 * rtlanal.c (nonzero_bits1): Do not process vector types.
2477 (num_sign_bit_copies1): Likewise.
2479 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2481 * config/i386/gnu.h: Add copyright and licensing header.
2482 * config/gnu.h: Likewise.
2484 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2486 * fwprop.c (fwprop_done): Call df_remove_problem.
2488 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2491 * tree-scalar-evolution.c (instantiate_scev_1): Return
2492 chrec_dont_know for VL_EXP_CLASS_P.
2494 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2496 * reg-stack.c (reg_to_stack): Add missing braces in memset
2499 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2501 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2502 (NO_PROFILE_COUNTERS): New define.
2504 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2507 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2509 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2512 * config/sparc/constraints.md (D): New.
2513 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2514 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2516 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2517 Use the 'D' constraint in addition to 'F' in some alternatives.
2518 (DF splitter): Generalize for V64mode.
2519 * doc/md.texi (SPARC): Document the 'D' constraint.
2521 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2523 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2525 2008-11-06 Ben Elliston <bje@au.ibm.com>
2527 * gcc.c: Remove ancient comment about a bug in Sun cc.
2529 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2531 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2533 2008-11-06 Ben Elliston <bje@au.ibm.com>
2535 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2537 2008-11-06 Ben Elliston <bje@au.ibm.com>
2539 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2542 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2545 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2548 2008-11-05 Martin Jambor <mjambor@suse.cz>
2551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2552 pointer arithmetics into array_ref if the array is accessed
2553 through an indirect_ref.
2555 2008-11-05 Richard Guenther <rguenther@suse.de>
2558 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2559 qualified pointer conversion before stripping qualifiers.
2560 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2561 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2562 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2565 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2566 properly canonicalize binary ops.
2567 (forward_propagate_addr_expr_1): Use
2568 may_propagate_address_into_dereference.
2570 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2573 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2574 Initialize uninitialized input registers with a NaN.
2576 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2580 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2582 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2586 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2587 exits and conditions.
2588 * testsuite/gcc.dg/graphite/pr37943.c: New.
2590 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2591 Andrew Pinski <andrew_pinski@playstation.sony.com>
2594 * c-common.c (warn_for_sign_compare): For complex result_type
2595 use component's type.
2597 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2599 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2601 * print-tree.c (print_node): Don't print DECL_INITIAL
2605 * c-common.c (parse_optimize_options): Save and restore
2606 flag_strict_aliasing around decode_options call.
2608 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2610 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2611 (host_detect_local_cpu): Use it instead of casted strings to
2612 compare vendor signatures.
2614 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2617 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2618 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2620 2008-11-03 Catherine Moore <clm@codesourcery.com>
2622 * config/mips.c (mips_conditional_register_usage): Handle the
2623 DSP control register.
2624 * doc/extend.texi: Document the DSP control register.
2626 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2627 Jakub Jelinek <jakub@redhat.com>
2629 * omp-low.c (expand_omp_for_generic): If iter_type has different
2630 precision than type and type is a pointer type, cast n1 and n2
2631 first to an integer type with the same precision as pointers
2632 and only afterwards to iter_type.
2634 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2636 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2637 (UNSPEC_GOTSYM_OFF): New unspec.
2638 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2639 (pic_add_dot_plus_eight): Likewise.
2640 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2641 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2642 UNSPEC_PIC_BASE operands.
2643 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2644 (arm_output_addr_const_extra): Handle it.
2646 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2648 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2649 integer class to full integer class if the offset is not word-aligned.
2651 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2654 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2656 (doloop_optimize): Update call to doloop_modify.
2658 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2662 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2665 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2666 gcc_cv_as_cfi_directive.
2667 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2668 merging read-only and read-write sections or assembler emits
2669 read-write .eh_frame sections.
2670 * configure: Regenerate.
2672 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2675 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2677 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2679 (rs6000_emit_prologue): Invert logic.
2680 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2681 (reg:P 11) instead of match_operand.
2682 (*save_fpregs_<mode>): Likewise.
2683 (*restore_gpregs_<mode>): Likewise.
2684 (*return_and_restore_gpregs_<mode>): Likewise.
2685 (*return_and_restore_fpregs_<mode>): Likewise.
2686 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2687 (reg:P 11) insted of match_operand.
2688 (*restore_gpregs_spe): Likewise.
2689 (*return_and_restore_gpregs_spe): Likewise.
2691 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2693 PR tree-optimization/37684
2694 * gcc.dg/graphite/pr37684.c: New.
2695 * graphite.c (exclude_component_ref): New.
2696 (is_simple_operand): Call exclude_component_ref.
2698 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2700 PR tree-optimization/36908
2701 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2702 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2703 (number_of_rw_in_partition): New.
2704 (partition_contains_all_rw): New.
2705 (ldist_gen): Do not distribute when one of the partitions
2706 contains all the memory operations.
2708 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2710 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2711 EDGE_IRREDUCIBLE_LOOP.
2713 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2715 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2716 where we have one entry point in the loop which isn't the head.
2718 2008-11-03 Richard Guenther <rguenther@suse.de>
2721 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2723 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2726 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2727 for ipa and simple ipa passes.
2729 2008-11-02 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/37542
2732 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2733 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2734 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2735 (vn_nary_op_insert_stmt): Likewise.
2736 (visit_use): Likewise.
2738 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2740 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2742 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2743 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2744 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2745 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2746 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2747 peephole2's): Replace unspec with rotate.
2748 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2750 2008-11-02 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/37991
2753 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2754 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2755 (set_ssa_val_to): Print if the value changed.
2756 (simplify_binary_expression): Strip useless conversions.
2758 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2761 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2764 2008-11-01 Richard Guenther <rguenther@suse.de>
2767 * builtins.c (fold_builtin_strspn): Return a size_t.
2768 (fold_builtin_strcspn): Likewise.
2770 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2772 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2773 attribute for struct return convention.
2775 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2777 * config/rs6000/crtsavres.asm: Really, really delete.
2779 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2781 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2783 (rs6000_emit_prologue): Invert logic.
2784 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2785 (reg:P 11) instead of match_operand.
2786 (*save_fpregs_<mode>): Likewise.
2787 (*restore_gpregs_<mode>): Likewise.
2788 (*return_and_restore_gpregs_<mode>): Likewise.
2789 (*return_and_restore_fpregs_<mode>): Likewise.
2790 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2791 (reg:P 11) insted of match_operand.
2792 (*restore_gpregs_spe): Likewise.
2793 (*return_and_restore_gpregs_spe): Likewise.
2795 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2797 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2798 list of word switches that take args.
2800 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2802 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2803 (s390_output_pool_entry): Call it through for_each_rtx.
2806 * expr.c (store_constructor): For vectors, if target is a MEM, use
2807 target's MEM_ALIAS_SET instead of elttype alias set.
2809 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2812 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2815 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2818 * config/rs6000/predicates.md (word_offset_memref_operand):
2819 Restructure code and look inside auto-inc/dec addresses.
2821 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2824 * libgcov.c (__gcov_indirect_call_profiler): Check
2825 TARGET_VTABLE_USES_DESCRIPTORS.
2827 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2829 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2830 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2831 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2832 offset if eliminating soft frame pointer.
2833 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2834 (stack_protect_test_si): Add initial machine description
2835 for Stack Smashing Protector
2837 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2840 * c-common.c (min_precision): Move to...
2841 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2842 * tree.h (tree_int_cst_min_precision): Declare.
2843 * c-common.h (min_precision): Delete declaration.
2844 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2845 multiplication of non-negative integer constants.
2846 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2847 tree_int_cst_min_precision.
2848 (finish_enum): Likewise.
2850 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2853 * convert.c (convert_to_real): Do not optimize conversions of
2854 binary arithmetic operations between binary and decimal
2855 floating-point types. Consider mode of target type in determining
2856 decimal type for arithmetic. Unless
2857 flag_unsafe_math_optimizations, do not optimize binary conversions
2858 where this may change rounding behavior.
2859 * real.c (real_can_shorten_arithmetic): New.
2860 * real.h (real_can_shorten_arithmetic): Declare.
2862 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2864 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2865 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2866 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2868 (must_save_p): For some workarounds, interrupts need to clobber a
2870 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2871 and LC1 for WA_05000257.
2872 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2873 WA_05000283 and WA_05000315.
2874 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2875 (movbi): Add alternative to set CC to 1; improve code for setting
2877 (dummy_load): New pattern.
2879 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2882 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2883 BLKmode for non-memory, convert using a wider MODE_INT mode
2887 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2888 that haven't been removed yet.
2890 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2892 * config/bfin/bfin.c (struct machine_function): New member
2893 has_loopreg_clobber.
2894 (bfin_expand_movmem): Set it when generating memcpy insns.
2895 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2896 expand_epilogue_reg_restore): If we have hardware loops,
2897 memcpy insns (indicated by has_loopreg_clobber) or function
2898 calls, we need to save the loop registers.
2900 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2902 * config/i386/i386.c (core2_cost): Fix typos in comments.
2904 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2907 * combine.c (make_compound_operation): Don't call make_extraction with
2908 non-positive length.
2909 (simplify_shift_const_1): Canonicalize count even if complement_p.
2911 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2913 * convert.c (strip_float_extensions): Do not remove or introduce
2914 conversions between binary and decimal floating-point types.
2916 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2919 * fold-const.c (distribute_bit_expr): Convert common, left and
2920 right arguments to type.
2922 2008-10-28 Nick Clifton <nickc@redhat.com>
2924 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2925 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2926 call_really_used_regs array rather than the call_used_regs array.
2927 (mn10300_get_live_callee_saved_regs, expand_prologue,
2928 expand_epilogue, output_tst): Likewise.
2930 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2933 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2934 (df_get_entry_block_def_set): Neither here.
2935 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2937 PR tree-optimization/37879
2938 * predict.c (tree_estimate_probability): Check if last_stmt is
2939 non-NULL before dereferencing it.
2941 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2943 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2944 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2945 (ira_fast_allocation): Remove the prototype.
2947 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2948 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2949 (color_pass): Modify the updated costs.
2950 (ira_color): Rename to color. Make it static.
2951 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2952 (ira_color): New function.
2954 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2957 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2959 (set_allocno_live, clear_allocno_live, mark_ref_live,
2960 mark_ref_dead): Invalidate corresponding element of
2961 allocno_saved_at_call.
2962 (process_bb_node_lives): Increment last_call_num. Setup
2963 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2964 allocno was already saved.
2965 (ira_create_allocno_live_ranges): Initiate last_call_num and
2966 allocno_saved_at_call.
2968 * ira-build.c (ira_create_allocno): Initiate
2969 ALLOCNO_UPDATED_COVER_CLASS_COST.
2970 (create_cap_allocno, propagate_allocno_info,
2971 remove_unnecessary_allocnos): Remove setting updated costs.
2972 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2974 * ira.c (ira): Don't call ira_fast_allocation.
2976 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2979 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2982 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2984 * ira-int.h (ira_hard_regno_cover_class): New.
2986 * ira-lives.c (mark_reg_live, mark_reg_dead,
2987 process_bb_node_lives): Use ira_hard_regno_cover_class.
2989 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2990 (setup_hard_regno_cover_class): New function.
2991 (ira_init): Call setup_hard_regno_cover_class.
2993 * ira-costs.c (cost_class_nums): Add comment.
2994 (find_allocno_class_costs): Initiate cost_class_nums.
2995 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2997 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3000 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
3001 Rename to copy_info_to_removed_store_destinations. Propagate
3002 conflict hard regs and register stack attribute.
3004 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3007 * pa.c (function_arg_padding): Pad complex and vector types
3008 upward in 64-bit runtime.
3009 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
3011 2008-10-26 Matthias Klose <doko@ubuntu.com>
3013 * doc/install.texi: Document requirements on antlr.
3015 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3017 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3020 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3023 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3024 is defined, use it to modify the constant offset.
3026 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3028 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3029 and short arguments to the correct location as mandated by the ABI.
3031 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3033 PR rtl-optimization/37769
3034 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3036 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3038 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3039 unwind-dw2-Os-4-200.o.
3041 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3043 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3044 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3046 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3048 PR tree-optimization/36038
3049 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3050 add sizetype IV with initial value zero instead of pointer type.
3052 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3055 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3056 around bit operation.
3057 * profile.c (is_edge_inconsistent): Likewise.
3058 * fold-const.c (truth_value_p): Move from here...
3059 * tree.h (truth_value_p): ... to here.
3060 * c-tree.h (c_expr): Update description of original_code.
3061 * c-typeck.c (parser_build_unary_op): Set original_code.
3062 (parser_build_binary_op): Update call to warn_about_parentheses.
3063 * c-common.c (warn_about_parentheses): Take two additional
3064 arguments of the operands. Use a switch. Quote operators
3065 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3066 Add warning about !x | y and !x & y.
3067 * c-common.h (warn_about_parentheses): Update declaration.
3069 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3071 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3072 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3073 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3075 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3076 (check-%): For test targets listed in lang_checks_parallelized
3077 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3078 run the testing in multiple make goals, possibly parallel, and
3079 afterwards run dg-extract-results.sh to merge the sum and log files.
3081 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3083 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3084 (mips_move_to_gpr_cost): Likewise.
3085 (mips_move_from_gpr_cost): Likewise.
3086 (mips_register_move_cost): Make more fine-grained.
3088 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3090 * graphite.c (graphite_apply_transformations): Check for
3091 -fgraphite-identity.
3092 * toplev.c (process_options): Add graphite_identity.
3093 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3095 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3097 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3098 mulhisihl and mulhisihh builtins.
3100 From Jie Zhang <jie.zhang@analog.com>
3101 * config/bfin/bfin.md (composev2hi): Put operands into vector
3104 2008-10-22 Chao-ying Fu <fu@mips.com>
3106 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3108 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3110 From Mike Frysinger <michael.frysinger@analog.com>
3111 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3112 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3113 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3114 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3115 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3116 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3117 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3118 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3119 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3120 __ADSPBF51x__ for all of them.
3121 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3122 -mcpu bf512, bf514, bf516, and bf518.
3123 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3124 bf512-none, bf514-none, bf516-none, and bf518-none.
3125 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3126 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3127 * doc/invoke.texi (Blackfin Options): Document that
3128 -mcpu now accepts bf512, bf514, bf516, and bf518.
3130 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3133 * fold-const.c (build_range_type): For 1 .. signed_max
3134 range call build_nonstandard_inter_type if signed_type_for
3135 returned a type with bigger precision.
3137 2008-10-22 Richard Guenther <rguenther@suse.de>
3139 * tree.def (COMPLEX_TYPE): Constrain element type.
3140 * tree.c (build_complex_type): Assert that.
3141 * tree-ssa-structalias.c (could_have_pointers): Complex types
3142 cannot have pointers.
3144 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3147 * c-typeck.c (convert_for_assignment): Do not give declaration's
3148 location for builtins. Spell out which type was expected and which
3151 2008-10-22 Nick Clifton <nickc@redhat.com>
3153 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3154 the fdpic register to be a target when running in fdpic mode.
3156 2008-10-22 Rafael Espindola <espindola@google.com>
3158 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3159 newly created statements.
3161 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3164 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3165 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3166 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3168 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3171 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3172 Adjust -mcmodel=medium description for 2005-07-31 changes.
3174 2008-10-22 Jan Hubicka <jh@suse.cz>
3175 Jakub Jelinek <jakub@redhat.com>
3178 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3180 2008-10-21 Richard Henderson <rth@redhat.com>
3183 * emit-rtl.c (get_spill_slot_decl): Export.
3184 * emit-rtl.h (get_spill_slot_decl): Declare.
3185 * var-tracking.c (vt_add_function_parameters): Relax assertion
3186 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3188 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3190 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3191 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3194 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3197 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3198 processed by get_maxval_strlen.
3200 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3203 * tree.c (get_file_function_name): Copy first_global_object_name.
3204 Centralize call to clean_symbol_name.
3206 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3208 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3209 * config/svr4.h (SVR4_ASM_SPEC): New.
3210 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3211 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3213 * doc/invoke.texi (Option Summary): Add -T to linker options.
3214 (Link Options): Document -T.
3216 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3218 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3221 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3224 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3226 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3228 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3231 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3233 * doc/install.texi: Fix typos in previous patch.
3235 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3237 * doc/install.texi: Document in-tree building of gcc and mpfr.
3239 2008-10-19 Richard Guenther <rguenther@suse.de>
3241 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3243 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3246 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3247 (build_enumerator): Convert enumerators that fit in integer to
3250 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386.md (unnamed peephole2): Do not force memory
3253 operands of arith or logical instructions into registers for
3254 non-TARGET_READ_MODIFY targets.
3256 (ffs_cmove): Change operand 0 predicate to register_operand.
3257 Change operand 1 predicate to nonimmediate_operand.
3259 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3261 2008-10-18 Richard Guenther <rguenther@suse.de>
3263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3264 VIEW_CONVERT_EXPR case against invalid gimple.
3266 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3268 * c-parser.c (c_parser_binary_expression): Silence the
3269 uninitialized variable warning emitted for binary_loc.
3271 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3273 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3276 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3279 * c-typeck.c (build_unary_op): Use omit_one_operand for
3280 IMAGPART_EXPR of real argument.
3282 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3284 PR tree-optimization/37664
3285 * fold-const.c (fold_binary): When optimizing comparison with
3286 highest or lowest type's value, don't consider TREE_OVERFLOW.
3288 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3291 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3292 * coverage.c: Include tm_p.h.
3293 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3294 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3295 dollar signs from PREFIX.
3296 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3297 instead of manual strip_name_encoding.
3299 2008-10-16 Richard Guenther <rguenther@suse.de>
3302 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3303 volatile qualified functions or methods as relevant.
3305 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3307 PR tree-optimization/37525
3308 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3309 sizetype unsigned constants, both in the case of C and bounds.
3311 2008-10-15 Jan Hubicka <jh@suse.cz>
3313 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3315 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3318 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3319 HARD_REGNO_CALL_PART_CLOBBERED.
3321 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3324 * ira-lives.c (mark_early_clobbers): Remove.
3325 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3326 check_and_make_def_conflicts,
3327 make_early_clobber_and_input_conflicts,
3328 mark_hard_reg_early_clobbers): New functions.
3329 (process_bb_node_lives): Call
3330 make_early_clobber_and_input_conflicts and
3331 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3333 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3334 early clobbers of pseudo-registers.
3336 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3339 * ira-build.c (ira_flattening): Recalculate
3340 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3341 from the scratch instead of the propagation.
3343 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3345 * doc/rtl.texi (const_double): Remove the "addr" operand.
3346 Describe CONST_DOUBLE_* macros under const_double rather
3348 (const_fixed): Fix the operand description.
3349 (const): Add an @findex directive.
3350 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3351 after the constant rtl table.
3352 (fix): Combine floating-point and fixed-point descriptions.
3354 * sched-deps.c (sched_analyze_2): Remove reference to
3357 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3359 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3361 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3362 for UNSPEC_GOTSYM_OFFs.
3363 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3364 (add_GOT_to_pic_reg): Use it.
3365 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3367 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3368 Harsha Jagasia <harsha.jagasia@amd.com>
3370 PR tree-optimization/37485
3371 * graphite.c (gmp_cst_to_tree): Moved.
3372 (iv_stack_entry_is_constant): New.
3373 (iv_stack_entry_is_iv): New.
3374 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3375 (loop_iv_stack_insert_constant): New.
3376 (loop_iv_stack_pop): Use new datatpype.
3377 (loop_iv_stack_get_iv): Same.
3378 (loop_iv_stack_get_iv_from_name): Same.
3379 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3380 (loop_iv_stack_patch_for_consts): New.
3381 (loop_iv_stack_remove_constants): New.
3382 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3383 (translate_clast): Call loop_iv_stack_patch_for_consts and
3384 loop_iv_stack_remove_constants.
3385 (gloog): Use new datatype. Redirect construction edge to end
3386 block to avoid accidental deletion.
3387 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3389 (union iv_stack_entry_data): New. Data in iv stack entry.
3390 (struct iv_stack_entry): New. Datatype for iv stack entries.
3392 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3394 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3395 * graphite.c (free_scop): Same.
3396 (build_scops): Same.
3397 (free_scattering): New.
3398 (build_cloog_prog): Call free_scattering.
3399 (patch_phis_for_virtual_defs): Fix memleak.
3400 (graphite_trans_bb_strip_mine): Same.
3401 (limit_scops): Same.
3403 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3404 Harsha Jagasia <harsha.jagasia@amd.com>
3406 PR tree-optimization/37828
3407 * graphite.c (graphite_trans_loop_block): Do not loop block
3408 single nested loops.
3410 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3412 PR tree-optimization/37686
3413 * tree-loop-linear.c (linear_transform_loops): Build a
3414 loop nest vector. Pass it to lambda_compute_access_matrices.
3415 * tree-data-ref.h (struct access_matrix): Store the loop nest
3416 relative to which it encodes the information.
3417 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3418 (am_vector_index_for_loop): Reimplemented: iterate over the
3419 loop nest for finding the loop index in the access matrix.
3420 (lambda_compute_access_matrices): Update declaration.
3421 * lambda-code.c (build_access_matrix): Pass the loop nest and
3423 (lambda_compute_access_matrices): Same.
3425 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3427 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3428 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3429 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3430 already implies hard float. Also fix several insn condition
3431 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3433 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3436 Based on patches by Laurent Vivier.
3437 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3438 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3439 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3440 dollar sign to underscore.
3441 (ASM_OUTPUT_EXTERNAL): Same.
3442 (ASM_OUTPUT_LABELREF): New.
3443 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3445 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3446 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3447 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3448 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3450 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3452 PR tree-optimization/36881
3453 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3454 that each value doesn't need runtime relocations, for !flag_pic
3455 check that each value is just a valid initializer constant.
3457 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3459 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3460 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3461 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3462 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3464 (REG_CLASS_NAMES): Update accordingly.
3465 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3466 rather than an unpredictable descriptive string.
3467 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3468 (mips_register_move_cost): Check for specific COP*_REGS classes,
3469 instead of ALL_COP_AND_GR_REGS.
3470 (mips_ira_cover_classes): New function.
3471 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3472 (TARGET_IRA_COVER_CLASSES): Define.
3474 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3477 * tree.c (build_type_attribute_qual_variant): Hash on the
3478 unqualified type, and don't overwrite an existing
3479 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3480 allow distinguishing between wchar_t and its underlying type. This
3481 also means that we'll retain a little more typedef information.
3483 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3484 Dmitry Melnik <dm@ispras.ru>
3485 Dmitry Zhurikhin <zhur@ispras.ru>
3486 Alexander Monakov <amonakov@ispras.ru>
3487 Maxim Kuvyrkov <maxim@codesourcery.com>
3489 * target.h (struct gcc_target): Update prototypes of needs_block_p
3491 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3492 * sel-sched.c (create_speculation_check): Likewise.
3493 * doc/tm.texi: Provide documentation for new target hooks.
3495 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3496 (ia64_gen_spec_insn): Removed.
3497 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3498 ia64_gen_spec_check): New static functions.
3499 (ia64_alloc_sched_context, ia64_init_sched_context,
3500 ia64_set_sched_context, ia64_clear_sched_context,
3501 ia64_free_sched_context, ia64_get_insn_spec_ds,
3502 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3503 (ia64_needs_block_p): Change prototype.
3504 (ia64_gen_check): Rename to ia64_gen_spec_check.
3505 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3506 into declaration, add special memory dependencies handling.
3507 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3508 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3509 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3510 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3511 Define new target hooks.
3512 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3513 (ia64_optimization_options): Turn on selective scheduling with -O3,
3514 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3515 default with selective scheduling.
3516 (ia64_override_options): Initialize align_loops and align_functions
3517 to 32 and 64, respectively. Set global selective scheduling flags
3518 according to target-dependent flags.
3519 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3520 (group_barrier_needed): Use new mstop-bit-before-check flag.
3522 (dfa_state_size): Make global.
3523 (spec_check_no, max_uid): Remove.
3524 (mem_ops_in_group, current_cycle): New variables.
3525 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3526 Initialize new variables.
3527 (is_load_p, record_memory_reference): New functions.
3528 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3530 (ia64_variable_issue): Change use of current_sched_info to
3531 sched_deps_info. Update comment. Note if a load or a store is issued.
3532 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3533 advance if maximal number of loads or stores was issued on current
3535 (scheduled_good_insn): New static helper function.
3536 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3537 a group barrier is needed. Fix vertical spacing. Guard the code
3538 doing state transition with last_scheduled_insn check.
3539 Mark that a stop bit should be before current insn if there was a
3540 cycle advance. Update current_cycle and mem_ops_in_group.
3541 (ia64_h_i_d_extended): Change use of current_sched_info to
3542 sched_deps_info. Reallocate stops_p by larger chunks.
3543 (struct _ia64_sched_context): New structure.
3544 (ia64_sched_context_t): New typedef.
3545 (ia64_alloc_sched_context, ia64_init_sched_context,
3546 ia64_set_sched_context, ia64_clear_sched_context,
3547 ia64_free_sched_context): New static functions.
3548 (gen_func_t): New typedef.
3549 (get_spec_load_gen_function): New function.
3550 (SPEC_GEN_EXTEND_OFFSET): Declare.
3551 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3552 (get_mode_no_for_insn): Change the condition that prevents use of
3553 special hardware registers so it can now handle pseudos.
3554 (get_spec_unspec_code): New function.
3555 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3556 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3557 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3558 during selective scheduling.
3559 (ia64_speculate_insn): Use ds_get_speculation_types when
3560 determining whether we need to change the pattern.
3561 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3562 (ia64_spec_check_src_p): Support new speculation/check codes.
3563 (struct bundle_state): New field.
3564 (issue_nops_and_insn): Initialize it.
3565 (insert_bundle_state): Minimize mid-bundle stop bits.
3566 (important_for_bundling_p): New function.
3567 (get_next_important_insn): Use important_for_bundling_p.
3568 (bundling): When shifting TImode from unimportant insns, ignore
3569 also group barriers. Assert that best state is found before
3570 the backward bundling pass. Print number of mid-bundle stop bits.
3571 Minimize mid-bundle stop bits. Check correct calculation of
3572 mid-bundle stop bits.
3573 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3574 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3576 (sel2_run): New variable.
3577 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3578 selective scheduling pass instead of schedule_ebbs.
3580 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3581 (UNSPEC_LDS_A): New UNSPEC.
3582 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3583 movti_internal, movsf_internal, movdf_internal,
3584 movxf_internal): Make visible. Add speculable* attributes.
3585 (output_c_nc): New mode attribute.
3586 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3587 mov<mode>_nc, zero_extend<mode>di2_nc,
3588 advanced_load_check_nc_<mode>): New insns.
3589 (zero_extend*): Add speculable* attributes.
3591 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3592 (msched-stop-bits-after-every-cycle): Likewise.
3593 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3595 (msched-spec-verbose): Remove.
3596 (msched-prefer-non-data-spec-insns,
3597 msched-prefer-non-control-spec-insns,
3598 msched-count-spec-in-critical-path,
3599 msel-sched-dont-check-control-spec): Use Target Report Var
3600 instead of Common Report Var.
3602 * config/ia64/itanium2.md: Remove incorrect bypass.
3604 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3606 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3609 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3610 and -fhelp=separate.
3612 2008-10-14 Ben Elliston <bje@au.ibm.com>
3614 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3616 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3618 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3621 2008-10-13 Matthias Klose <doko@ubuntu.com>
3623 * config/pa/linux-atomic.c: Work around missing header file
3624 for hppa64-linux-gnu targets.
3626 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3627 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3628 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3629 Grace Cao <grace_cao@playstation.sony.com>
3631 * doc/invoke.texi (-mgen-cell-microcode): Document.
3632 (-mwarn-cell-microcode): Document.
3633 * cfglayout.c (locator_location): Export.
3634 * rtl.h (locator_location): Define prototype.
3635 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3637 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3638 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3639 (mwarn-cell-microcode): New option.
3640 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3641 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3642 cell and not already set.
3643 Turn off string instructions if not generating cell microcode.
3644 (rs6000_final_prescan_insn): New function that warns about microcoded
3646 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3647 * config/rs6000/rs6000.md
3648 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3649 the instruction would have been microcoded on the Cell. Set
3650 cell_micro to always on unnamed patterns for the string instructions.
3651 (cell_micro): Update definition, remove load/store conditional
3653 (sign_extend:DI): Define new pattern for non microcoded version.
3654 (sign_extend:SI): Likewise.
3655 (compare (div:P)): Set cell_micro to not.
3656 (andsi3): Define as an expand.
3657 (andsi3_mc): New pattern.
3658 (andsi3_nomc): New pattern.
3659 (andsi3_internal0_nomc): New pattern.
3660 (andsi3_internal2): Rename to ...
3661 (andsi3_internal2_mc): this and enable iff generating microcode.
3662 (andsi3_internal3): Rename to ...
3663 (andsi3_internal3_mc): this and enable iff generating microcode.
3664 (andsi3_internal4): Enable iif generating microcode.
3665 (andsi3_internal5): Rename to ..
3666 (andsi3_internal5_mc): this and enable iff generating microcode.
3667 (andsi3_internal5_nomc): New pattern.
3668 (extzvdi_internal1): Enable iff generating microcode.
3669 (extzvdi_internal2): Likewise.
3670 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3671 (anddi3): Change to expand.
3672 (anddi3_mc): Rename from anddi3.
3673 (anddi3_no_mc): New pattern.
3674 (anddi3_internal2): Rename to ..
3675 (anddi3_internal2_mc): this and enable iff generating microcode.
3676 (anddi3_internal2_nomc): New pattern.
3677 (anddi3_internal3): Rename to ..
3678 (anddi3_internal3_mc): this and enable iff generating microcode.
3679 (anddi3_internal3_nomc): New pattern.
3680 (movti_string): Set cell_micro to always if TARGET_STRING.
3681 (stmsi8): Set cell_micro to always.
3687 (stmsi8_power): Likewise.
3688 (stmsi7_power): Likewise.
3689 (stmsi6_power): Likewise.
3690 (stmsi5_power): Likewise.
3691 (stmsi4_power): Likewise.
3692 (stmsi3_power): Likewise.
3693 (movsi_update2): Enable iff generating microcode.
3694 (movhi_update3): Likewise.
3695 (lmw): Set cell_micro to always.
3697 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3699 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3700 * config/s390/s390.c (machine_function): Remove
3701 decomposed_literal_pool_addresses_ok_p.
3702 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3703 the difference of two labels.
3704 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3705 (s390_pool_offset): New function.
3706 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3707 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3709 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3711 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3712 (powerpc*-*-linux-gnu*): Describe.
3713 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3714 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3715 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3716 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3717 config/rs6000/e500crtres32gpr.asm,
3718 config/rs6000/e500crtres64gpr.asm,
3719 config/rs6000/e500crtres64gprctr.asm,
3720 config/rs6000/e500crtrest32gpr.asm,
3721 config/rs6000/e500crtrest64gpr.asm,
3722 config/rs6000/e500crtresx32gpr.asm,
3723 config/rs6000/e500crtresx64gpr.asm,
3724 config/rs6000/e500crtsav32gpr.asm,
3725 config/rs6000/e500crtsav64gpr.asm,
3726 config/rs6000/e500crtsav64gprctr.asm,
3727 config/rs6000/e500crtsavg32gpr.asm,
3728 config/rs6000/e500crtsavg64gpr.asm,
3729 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3730 * config/rs6000/crtsavres.asm: Really remove.
3732 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3735 * c-format.c (convert_format_name_to_system_name): Use
3736 TARGET_OVERRIDES_FORMAT_INIT.
3737 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3738 * config/i386/mingw.opt: New.
3739 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3740 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3741 (ms_printf_length_specs): Removed const specifier.
3742 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3743 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3745 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3747 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3748 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3750 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3753 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3754 sure that ref has valid bb.
3756 2008-10-12 Richard Henderson <rth@redhat.com>
3759 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3760 * alias.c (value_addr_p, stack_addr_p): Remove.
3761 (nonoverlapping_memrefs_p): Remove IRA special case.
3762 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3763 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3764 * reload1.c (alter_reg): Use it.
3766 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3769 of registers instead of eax, ebx, ecx and edx. Use for loop
3770 and check register for non-zero value before the call
3771 to decode_caches_intel.
3773 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3775 PR rtl-optimization/37448
3776 * df.h (df_ref_class): New enum.
3777 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3778 (struct df_ref): Replaced with union df_ref_d.
3779 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3780 New members of df_ref_d union.
3781 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3782 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3783 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3784 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3785 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3786 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3787 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3788 (df_scan_bb_info, df_bb_regno_first_def_find,
3789 df_bb_regno_last_def_find, df_find_def, df_find_use,
3790 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3791 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3792 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3793 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3794 Replaced struct df_ref * with df_ref.
3795 * df-scan.c (df_collection_rec, df_null_ref_rec,
3796 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3797 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3798 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3799 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3800 df_reorganize_refs_by_reg_by_reg,
3801 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3802 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3803 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3804 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3805 df_bb_refs_record, df_exit_block_uses_collect,
3806 df_record_exit_block_uses, df_reg_chain_mark,
3807 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3808 df_ref * with df_ref.
3809 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3810 df_ref_class parameter.
3811 (df_scan_problem_data): Added new pools for different types of refs.
3812 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3813 df_ref_create_structure): Processed new ref pools.
3814 (df_scan_start_dump): Added counts of refs and insns.
3815 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3816 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3817 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3818 code to pass df_ref_class down to ref creation functions.
3819 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3820 df_reg_chain_mark): Use macros to hide references to df_refs.
3821 (df_ref_chain_change_bb): Removed.
3822 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3823 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3824 Enhanced to understand df_ref union structure.
3825 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3826 all_uses_available_at, update_df, try_fwprop_subst,
3827 forward_propagate_subreg, forward_propagate_and_simplify,
3828 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3829 df_ref * with df_ref.
3830 (use_killed_between, all_uses_available_at): Use macros to hide
3831 references to df_refs.
3832 * regstat.c (regstat_bb_compute_ri,
3833 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3835 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3836 see_handle_relevant_refs, see_analyze_one_def,
3837 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3838 struct df_ref * with df_ref.
3839 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3840 global_conflicts): Replaced struct df_ref * with df_ref.
3841 * ddg.c (create_ddg_dep_from_intra_loop_link,
3842 add_cross_iteration_register_deps, build_inter_loop_deps):
3843 Replaced struct df_ref * with df_ref.
3844 (create_ddg_dep_from_intra_loop_link,
3845 add_cross_iteration_register_deps): Use macros to hide references
3847 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3848 df_ref * with df_ref.
3849 * df-core.c (df_bb_regno_first_def_find,
3850 df_bb_regno_last_def_find, df_find_def, df_find_use,
3851 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3852 debug_df_ref): Replaced struct df_ref * with df_ref.
3853 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3854 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3856 * web.c (union_defs, entry_register, replace_ref, web_main):
3857 Replaced struct df_ref * with df_ref.
3858 (union_defs, replace_ref): Use macros to hide references to df_refs.
3859 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3860 Replaced struct df_ref * with df_ref.
3861 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3862 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3863 Replaced struct df_ref * with df_ref.
3864 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3865 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3867 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3868 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3869 df_compute_accessed_bytes_strict_low_part,
3870 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3871 Replaced struct df_ref * with df_ref.
3872 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3873 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3874 df_ref * with df_ref.
3875 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3876 check_dependency, check_dependencies, record_uses): Replaced
3877 struct df_ref * with df_ref.
3878 (invariant_for_use, check_dependency): Use macros to hide
3879 references to df_refs.
3880 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3881 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3882 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3883 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3884 references to df_refs.
3885 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3887 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3888 * df-problems.c (df_rd_bb_local_compute_process_def,
3889 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3890 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3891 df_chain_remove_problem, df_chain_create_bb_process_use,
3892 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3893 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3894 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3895 df_byte_lr_simulate_artificial_refs_at_top,
3896 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3897 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3898 df_simulate_uses, df_simulate_artificial_refs_at_end,
3899 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3901 (df_chain_dump): Use macros to hide references to df_refs.
3902 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3903 df_ref * with df_ref.
3904 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3905 mark_artificial_uses, mark_reg_dependencies,
3906 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3908 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3910 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3912 (array_ref_element_size): Likewise.
3913 (array_ref_low_bound): Likewise.
3914 (array_ref_up_bound): Likewise.
3915 * expr.c (contains_packed_reference): Likewise.
3916 (array_ref_element_size): Likewise.
3917 (array_ref_low_bound): Likewise.
3918 (array_ref_up_bound): Likewise.
3919 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3920 with ARRAY_RANGE_REF.
3921 (idx_find_step): Likewise.
3922 (idx_record_use): Likewise.
3923 (strip_offset_1): Likewise.
3924 (idx_remove_ssa_names): Likewise.
3926 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3927 Andi Kleen <ak@linux.intel.com>
3929 * config/i386/cpuid.h (__cpuid_count): New defines.
3930 * config/i386/driver-i386.c (struct cache_desc): New structure.
3931 (describe_cache): Use struct cache_desc to pass cache descriptions.
3932 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3933 (detect_caches_amd): Use struct cache_desc to describe caches.
3934 (decode_caches_intel): Use struct cache_desc to pass cache
3935 descriptions. Update descriptions to match latest (rev -032,
3936 December 2007) CPUID documentation. Do not check valid bit here.
3937 Check for Xeon MP value 0x49 problems.
3938 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3939 Check valid bit before calling decode_caches_intel. Detect number
3940 of times to repeat CPUID instruction.
3941 (detect_caches_cpuid4): New function.
3942 (detect_caches_intel): Depending on max_level, call
3943 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3944 only when other methods fail to provide valid L2 cache description.
3946 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3949 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3950 it to PIC call patterns.
3951 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3952 code generation and attributes from pattern. Change peephole2 to
3953 split for noreturn case. Revise split pattern for non noreturn case.
3954 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3955 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3956 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3959 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3961 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3962 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3964 (divdf3): Reformat long line.
3966 2008-10-11 Michael J. Eager <eager@eagercon.com>
3968 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3970 (rs6000_handle_option): Process -mfpu options.
3971 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3972 (enum fpu_type_t): New.
3973 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3974 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3976 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3977 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3978 * config/rs6000/rs6000.opt (-mfpu): New.
3979 (-mxilinx-fpu): New.
3980 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
3981 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3982 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3983 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3984 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3986 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3989 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3990 LO_SUM on Darwin if mode has just one unit.
3992 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3995 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3996 has been optimized out.
3998 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
4000 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4001 instead of PIC_DIRECT_ADDR_P.
4002 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4003 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
4004 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
4005 (PIC_OFFSET_P): Rename to...
4006 (PCREL_SYMOFF_P): ...this.
4007 (PIC_DIRECT_ADDR_P): Delete.
4008 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
4010 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
4011 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
4012 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4013 * config/sh/sh.c (print_operand): Remove CONST handling.
4014 (unspec_caller_rtx_p): Rewrite to use split_const and check
4015 the operands of UNSPEC bases.
4016 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4017 with (unspec [A B] UNSPEC_SYMOFF).
4018 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4019 UNSPEC_PCREL_SYMOFF.
4020 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4021 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4022 (UNSPEC_EXTRACT_U16): Likewise.
4023 (UNSPEC_SYMOFF): Likewise.
4024 (UNSPEC_PCREL_SYMOFF): Likewise.
4025 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4027 (movsi_const_16bit): Likewise.
4028 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4029 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4030 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4031 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4032 with (unspec [A B] UNSPEC_SYMOFF).
4033 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4034 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4035 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4036 (Csu): Likewise UNSPEC_EXTRACT_U16.
4037 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4038 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4040 2008-10-10 Stepan Kasal <skasal@redhat.com>
4042 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4043 for loop strip mining and loop blocking.
4045 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4047 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4048 vary types depending on debug info.
4050 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4052 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4053 before ensuring it's already computed.
4055 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4057 * rtl.h (locator_eq): New decl.
4058 * cfglayout.c (locator_scope): New function.
4059 (insn_scope): Use it.
4060 (locator_eq): New function.
4061 (fixup_reorder_chain): Search for last insn in src bb
4062 that has locator set or first insn in dest bb. Use
4063 locator_eq instead of == to compare locators.
4064 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4065 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4066 == to compare locators.
4068 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4070 * gimple-low.c (lower_function_body, lower_gimple_return,
4071 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4072 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4073 goto_block on edges if goto_locus is known.
4076 * tree.h (get_object_alignment): Declare.
4077 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4078 get_object_alignment if needed.
4079 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4081 (get_object_alignment): ... here. New function. Try harder to
4082 determine alignment from get_inner_reference returned offset.
4084 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4086 * graphite.c (gloog): Don't call find_unreachable_blocks
4087 before delte_unreachable_blocks.
4089 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4090 goto_locus of true_edge into RTL locator.
4092 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4095 (*jcc_btdi_mask_rex64): Ditto.
4097 (*jcc_btsi_mask): Ditto.
4098 (*jcc_btsi_1): Ditto.
4099 (*jcc_btsi_mask_1): Ditto.
4101 2008-10-08 Paul Brook <paul@codesourcery.com>
4103 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4104 compatible profiler (__gnu_mcount_nc).
4105 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4107 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (initial_ix86_tune_features): Add
4110 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4111 * config/i386/i386.h (ix86_tune_indices): Likewise.
4112 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4114 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4115 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4116 for FP to FP splitters.
4118 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4120 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4123 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4127 PR rtl-optimization/37341
4128 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4129 to ORIG_BB, pass through ORIG_BB recursively.
4130 (cse_condition_code_reg): Adjust caller.
4132 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4134 * sdbout.c (sdbout_one_type): Treat the value type
4135 CONST_DECL for enumerals.
4137 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/i386.md: Remove trailing white spaces.
4141 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4143 PR rtl-optimization/37448
4144 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4145 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4147 (struct output_info) [count]: Renamed total_created and made
4149 (struct output_info) [size]: Renamed total_allocated and made
4151 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4152 Properly keep track of desc->size.
4153 (print_statistics, dump_alloc_pool_statistics): Enhance the
4154 printing of statistics to print the number of elements and to use
4157 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4160 * opts.h (CL_SAVE): Move up to flags range.
4161 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4162 CL_COMMON): Renumber.
4163 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4164 * opts.c (common_handle_option): Revert last change.
4166 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/i386-protos.h (ix86_schedule): New.
4170 * config/i386/i386.c (ix86_schedule): New.
4171 (override_options): Add schedule to processor_alias_table. Set
4172 ix86_schedule from the schedule field in processor_alias_table.
4173 (ix86_function_specific_save): Save ix86_schedule.
4174 (ix86_function_specific_restore): Restore ix86_schedule.
4176 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4177 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4180 * config/i386/i386.opt: Add schedule.
4182 * config/i386/ppro.md: Remove generic32.
4184 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4187 * expr.c (count_type_elements): Handle ERROR_MARK.
4189 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4194 * basic-block.h (struct edge_def): Add goto_block field.
4195 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4196 one insn with locus corresponding to edge's goto_locus if !optimize.
4197 * profile.c (branch_prob): Copy edge's goto_block.
4198 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4200 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4201 locator in between the merged basic blocks if !optimize and needed.
4202 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4203 goto_locus into RTL locator. For unconditional jump use that
4204 locator for the jump insn.
4205 (expand_gimple_cond): Convert goto_block and goto_locus into
4206 RTL locator for all remaining edges. For unconditional jump
4207 use that locator for the jump insn.
4208 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4209 there is more than one edge or insn locator along the forwarding
4210 edges and !optimize. If there is just one, set e->goto_locus.
4211 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4213 (move_block_to_fn): Adjust edge's goto_block.
4215 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4218 * expmed.c (expand_mult): Properly check DImode constant in
4221 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4224 * dwarf2out.c (common_block_die_table): New variable.
4225 (common_block_die_table_hash, common_block_die_table_eq): New
4227 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4228 COMMON block in the current scope rather than globally. Optimize
4229 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4230 DW_OP_addr SYMBOL_REF+off.
4232 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4234 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4235 Return true for non-addressable GIMPLE operands.
4237 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4240 * config/i386/i386.c (initial_ix86_tune_features): Remove
4241 X86_TUNE_USE_BIT_TEST.
4242 * config/i386/i386.h (ix86_tune_indices): Likewise.
4243 (TARGET_USE_BIT_TEST): Removed.
4245 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4247 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4249 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4251 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4252 (mul<mode>3_mul3): ... into this new template.
4254 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4256 * gimplify.c (gimplify_arg): Add location argument. Use it.
4257 (gimplify_call_expr): Pass location to gimplify_arg.
4258 (gimplify_modify_expr_to_memcpy): Same.
4259 (gimplify_modify_expr_to_memset): Same.
4261 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4263 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4264 Update calls to build_unary_op and build_indirect_ref for location
4267 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4270 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4271 * c-typeck.c (array_to_pointer_conversion): Pass location to
4273 (function_to_pointer_conversion): Use error_at and warning_at.
4274 (build_indirect_ref): Same.
4275 (build_array_ref): Pass location to build_binary_op.
4276 (parser_build_unary_op): Do not set location after calling
4278 (build_unary_op): Add location argument. Use it throughout. Set
4279 EXPR_LOCATION before returning new tree.
4280 (build_modify_expr): Same.
4281 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4283 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4284 build_indirect_ref, build_modify_expr.
4285 (c_finish_omp_for): Same. Use error_at instead of error.
4286 * c-common.c (c_common_truthvalue_conversion): Pass location to
4288 (warn_for_div_by_zero): Add location argument.
4289 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4290 build_unary_op, warn_for_div_by_zero.
4291 * c-parser.c (c_parser_typeof_specifier): Use
4292 protected_set_expr_location.
4293 (c_parser_statement_after_labels): Same.
4294 (c_parser_condition): Same.
4295 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4296 (c_parser_conditional_expression): Use protected_set_expr_location.
4297 (c_parser_unary_expression): Pass location to build_indirect_ref.
4298 (c_parser_postfix_expression_after_primary): Pass location to
4299 build_indirect_ref, build_unary_op.
4300 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4302 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4304 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4305 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4306 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4308 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4309 (mips_issue_rate): Handle PROCESSOR_R10000.
4310 * config/mips/mips.md (cpu): Add r10000.
4312 * config/mips/10000.md: New file.
4314 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4316 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4317 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4318 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4320 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4322 * config/darwin-protos.h (machopic_function_base_name): Delete.
4323 (machopic_function_base_sym): Likewise.
4324 (machopic_gen_offset): Declare.
4325 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4326 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4327 * config/darwin.c (machopic_function_base_name): Delete.
4328 (machopic_function_base_sym): Likewise.
4329 (gen_pic_offset): Rename to...
4330 (machopic_gen_offset): ...this and remove the pic_base argument.
4331 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4332 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4333 crtl->uses_pic_offset_table.
4334 (machopic_indirect_data_reference): Use new machopic_gen_offset
4336 (machopic_legitimize_pic_address): Likewise.
4337 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4339 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4340 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4341 * config/i386/i386.c (output_set_got): Likewise.
4342 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4344 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4345 (legitimate_address_p): Likewise.
4346 (output_pic_addr_const): Likewise.
4347 (output_addr_const_extra): Likewise.
4348 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4349 match an UNSPEC rather than a MINUS.
4350 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4351 (builtin_setjmp_receiver): Use machopic_gen_offset.
4352 * config/i386/predicates.md (pic_symbolic_operand): Handle
4353 UNSPEC_MACHOPIC_OFFSET.
4355 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4356 Use machopic_gen_offset and machopic_operand_p.
4357 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4358 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4359 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4360 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4361 Set crtl->uses_pic_offset_table.
4363 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4365 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4367 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4368 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4369 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4370 (constant_pool_expr_p): Use split_const and check the base.
4371 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4373 (legitimate_constant_pool_address_p): Check toc_relative_p
4374 instead of constant_pool_expr_p.
4375 (print_operand_address): Always use output_addr_const for
4376 constant pool addresses.
4377 (rs6000_output_addr_const_extra): New function.
4378 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4380 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4384 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4385 (mark_ref_live, mark_ref_dead): Use them.
4386 (def_conflicts_with_inputs_p): Remove.
4387 (mark_early_clobbers): New function.
4388 (process_bb_node_lives): Call preprocess_constraints and
4389 mark_early_clobbers.
4391 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4393 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4395 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4396 lib with -mthread switch.
4398 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4401 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4402 function in two, making it call a new and reusable
4403 dwarf2out_imported_module_or_decl() that takes the containing
4404 BLOCK of the declaration in argument.
4405 (dwarf2out_imported_module_or_decl_real): New function.
4406 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4407 IMPORTED_DECL in account.
4408 * tree.def: Added IMPORTED_DECL node type.
4409 * tree.h: Added accessors for IMPORTED_DECL nodes.
4410 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4412 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4414 * doc/gimple.texi: Fix some typos, wrap some long lines,
4415 fix some broken wraps with continuations.
4416 * tree-ssa-reassoc.c: Fix comment typos.
4418 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4421 * pa.c (legitimize_pic_address): Force function labels to memory in
4424 2008-10-04 Anton Blanchard <anton@samba.org>
4426 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4427 (rs6000_split_atomic_op): Same.
4428 (rs6000_split_compare_and_swap): Same.
4429 (rs6000_split_compare_and_swapqhi): Same.
4431 2008-10-04 Richard Guenther <rguenther@suse.de>
4433 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4434 instead of pointer equality.
4435 (vn_nary_op_eq): Likewise.
4437 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4439 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4441 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4442 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4444 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4446 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4447 Revert previous change.
4449 2008-10-03 Tom Tromey <tromey@redhat.com>
4451 * stringpool.c (ggc_alloc_string): Terminate string.
4453 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4455 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4456 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4457 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4460 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4463 2008-10-03 Pascal Obry <obry@adacore.com>
4465 * gcov.c (create_file_names): Properly handle UNIX and DOS
4466 directory separators.
4467 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4468 separator to '~' to ensure clean filenames on Windows.
4470 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4472 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4473 Add a null terminator to the stripped name.
4475 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4477 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4478 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4479 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4480 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4481 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4482 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4483 TARGET_SINGLE_FLOAT.
4485 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4487 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4489 2008-10-02 Richard Guenther <rguenther@suse.de>
4492 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4493 and VECTOR_TYPE recurse with useless_type_conversion_p which
4494 properly handles void pointer conversion.
4496 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4499 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4500 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4502 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4504 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4505 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4506 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4507 they translate to non builtins.
4508 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4509 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4510 __builtin_vec_promote, __builtin_vec_extract, and
4511 __builtin_vec_insert.
4512 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4513 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4514 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4515 * config/rs6000/altivec.h (vec_extract): Define
4516 (vec_insert): Define.
4517 (vec_splats): Define.
4518 (vec_promote): Define.
4520 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4521 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4522 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4524 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4526 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4527 prototype. Add new parameter, blk.
4528 Use BLKmode for the MEM if blk is true.
4529 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4530 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4531 ALTIVEC_BUILTIN_STVRXL.
4532 Update usage of altivec_expand_lv_builtin.
4533 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4534 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4535 (altivec_init_builtins): If compiling for the Cell, also define the
4537 * config/rs6000/rs6000.h (rs6000_builtins): Define
4538 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4539 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4540 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4541 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4542 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4543 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4544 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4545 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4546 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4547 UNSPEC_STVRX, and UNSPEC_STVRXL.
4548 (altivec_lvlx): New pattern.
4549 (altivec_lvlxl): New pattern.
4550 (altivec_lvrx): New pattern.
4551 (altivec_lvrxl): New pattern.
4552 (altivec_stvlx): New pattern.
4553 (altivec_stvlxl): New pattern.
4554 (altivec_stvrx): New pattern.
4555 (altivec_stvrxl): New pattern.
4556 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4557 (vec_lvlxl): Likewise.
4558 (vec_lvrx): Define if PPU is defined.
4559 (vec_lvrxl): Likewise.
4560 (vec_stvlx): Define if PPU is defined.
4561 (vec_stvlxl): Likewise.
4562 (vec_stvrx): Define if PPU is defined.
4563 (vec_stvrxl): Likewise.
4565 2008-10-01 Geert Bosch <bosch@adacore.com>
4567 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4569 2008-10-01 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/37617
4572 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4573 do not add to the NEW_SETS.
4575 2008-10-01 Richard Guenther <rguenther@suse.de>
4578 * tree-vrp.c (execute_vrp): If we optimized away the default
4579 case make sure to promote the label that got in place of it
4580 to a default case label.
4582 2008-10-01 Richard Henderson <rth@redhat.com>
4585 * tree-complex.c (set_component_ssa_name): Don't optimize
4586 is_gimple_min_invariant values with ssa_names in abnormal phis.
4588 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4590 PR tree-optimization/37662
4591 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4592 commutative binary operation if they are in the wrong order and
4593 fold_build2 produces non-GIMPLE.
4595 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4597 PR tree-optimization/37662
4598 PR tree-optimization/37663
4599 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4600 get_value_range with non-SSA_NAME. Don't assert operands have been
4601 folded, instead just bail out.
4603 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4605 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4607 2008-09-30 Richard Guenther <rguenther@suse.de>
4610 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4611 build restrict-qualified pointers.
4612 (vectorizable_store): Move alias check later.
4613 (vectorizable_load): Likewise.
4615 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4617 * c-common.c (empty_if_body_warning): Remove.
4618 * c-common.h (empty_if_body_warning): Remove.
4619 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4620 here the -Wempty-body warning for `if' and `else' statements.
4621 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4623 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4625 * config/i386/i386.opt: Add msse2avx.
4627 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4628 * config/i386/linux64.h (ASM_SPEC): Likewise.
4630 * doc/invoke.texi: Document -msse2avx.
4632 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4634 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4636 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4638 * ifcvt.c (noce_emit_store_flag): If using condition from original
4639 jump, reverse it if if_info->cond was reversed.
4641 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4643 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4644 non-constant memory if it cannot be forced to constant memory.
4645 Overhaul surrounding code and factor out common condition.
4647 2008-09-29 Jeff Law <law@redhat.com>
4649 * reload1.c (alter_reg): Add missing curly braces.
4651 2008-09-29 Michael J. Eager <eager@eagercon.com>
4653 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4655 * config/rs6000/rs6000.c (rs6000_override_options): Move
4656 rs6000_init_hard_regno_mode_ok after all options changed.
4657 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4658 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4659 -msimple-fpu flags. Add warning messages if single FP not configured.
4660 (rs6000_file_start): Output gnu_attribute for single-float.
4661 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4662 (rs6000_legitimize_address): Likewise.
4663 (rs6000_legitimize_reload_address): Likewise.
4664 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4665 TARGET_SINGLE_FLOAT.
4666 (function_arg_advance): Likewise (partial conversion).
4667 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4668 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4669 TARGET_SINGLE_FLOAT.
4670 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4671 (rs6000_emit_prologue): Likewise.
4672 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4673 TARGET_SINGLE_FLOAT.
4674 (rs6000_libcall_value): Likewise.
4675 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4676 (TARGET_DOUBLE_FLOAT): New default to 1
4677 (TARGET_SIMPLE_FPU): New default to 0
4678 (TARGET_SINGLE_FPU): New default to 0
4679 (TARGET_SINGLE_FLOAT_MODE): New.
4680 (TARGET_DOUBLE_FLOAT_MODE): New.
4681 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4682 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4684 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4685 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4686 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4687 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4688 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4689 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4690 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4691 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4692 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4693 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4694 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4695 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4696 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4697 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4698 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4699 cmptf_internal1, *cmptf_internal2): Condition on
4700 TARGET_DOUBLE_FLOAT.
4701 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4702 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4703 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4704 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4705 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4706 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4707 TARGET_SINGLE_FLOAT.
4708 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4709 * config/rs6000/rs6000.opt (-msingle-float): New.
4710 (-mdouble-float): New.
4711 (-msimple-fpu): New.
4712 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4713 -msingle-float, -mdouble-float, -msimple-fpu options.
4714 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4715 _SOFT_DOUBLE for -msingle-float.
4716 * config.gcc: New config for target=powerpc-xilinx-eabi.
4718 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4720 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4721 have exit and entry.
4722 (new_scop): Take entry and exit edge to define new SCoP.
4723 (sd_region_p): New structure used during SCoP detection.
4724 (move_scops): Delete.
4725 (move_sd_regions): New.
4726 (scopdet_info): Change the definition from edges back to basic_blocks.
4727 (scopdet_edge_info): Work on basic_blocks and rename to
4728 scopdet_basic_block_info.
4729 (split_difficult_bb): At the moment removed. We should later
4730 add it at another place.
4731 (build_scops_1): Work on basic_blocks.
4732 (bb_in_sd_region): New.
4733 (find_single_entry_edge): New.
4734 (find_single_exit_edge): New.
4735 (create_single_entry_edge): New.
4736 (sd_region_without_exit): New.
4737 (create_single_exit_edge): New.
4738 (unmark_exit_edges): New.
4739 (mark_exit_edges): New.
4740 (create_sese_edges): New.
4741 (build_graphite_scops): New.
4742 (build_scops): Make SCoPs SESE.
4743 (limit_scops): Use the new functions.
4745 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4747 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4749 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4752 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4753 address to a register before taking the lower part.
4755 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4757 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4760 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4761 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4764 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4765 the newly created variable.
4766 Create a VECTOR_CST of all 1s for vector types.
4768 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4771 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4773 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4775 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4776 order to convert between modes.
4777 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4779 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4781 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4784 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4787 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4791 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4793 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4794 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4795 them to yield false with MIPS16.
4797 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4800 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4801 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4802 mem_loc_descriptor failed. Accept UNSPEC.
4803 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4804 fail if one of the loc_descriptor calls for pieces failed.
4805 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4806 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4807 if loc_descriptor_from_tree_1 on offset failed.
4810 * opts.c (common_handle_option): Don't call print_specific_help with
4811 CL_SAVE as first argument.
4813 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4814 Steve Ellcey <sje@cup.hp.com>
4816 * configure: Regenerate for new libtool.
4817 * aclocal.m4: Ditto.
4819 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4821 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4822 alias set on MEM when saving stack pointer.
4823 * config/rs6000/rs6000.md (allocate_stack): Likewise
4825 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4827 PR tree-optimization/37574
4828 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4829 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4830 instead of vector_type for constants. Take computation out of loop.
4831 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4832 and use only vector_type for invariant case.
4833 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4835 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4838 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4839 the decl is a VAR_DECL or FUNCTION_DECL.
4841 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4844 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4845 (mark_ref_live, mark_ref_dead): Use them.
4846 (def_conflicts_with_inputs_p): Remove.
4847 (mark_early_clobbers): New function.
4848 (process_bb_node_lives): Call preprocess_constraints and
4849 mark_early_clobbers.
4851 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4853 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4856 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4857 (ira_compress_allocno_live_ranges): New prototype.
4859 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4860 (coalesced_allocnos_living_at_program_points): New.
4861 (coalesced_allocnos_live_at_points_p,
4862 set_coalesced_allocnos_live_points): New functions.
4863 (coalesce_spill_slots): Rewrite.
4865 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4866 ira_compress_allocno_live_ranges): New functions.
4868 * ira-build.c (ira_flattening): Call
4869 ira_compress_allocno_live_ranges.
4872 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4874 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4877 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4879 * combine.c (make_compound_operation): Handle the 'E' format.
4880 (count_rtxs): Likewise.
4881 (update_table_tick): Likewise.
4882 (get_last_value_validate): Likewise.
4884 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4886 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4888 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4890 * matrix-reorg.c (transform_allocation_sites): Initializers
4891 added to avoid the warning.
4893 2008-09-25 Martin Jambor <mjambor@suse.cz>
4895 * cgraph.c (free_nodes): New variable.
4896 (NEXT_FREE_NODE): New macro.
4897 (cgraph_create_node): Reuse nodes from the free list. Do not
4898 update uid if doing so.
4899 (cgraph_remove_node): Add the node to the free list.
4901 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4903 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4905 2008-09-24 Richard Henderson <rth@redhat.com>
4907 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4908 * unwind-dw2.c (execute_stack_op): Handle it.
4910 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4913 2008-09-24 Michael J. Eager <eager@eagercon.com>
4915 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4917 * c-common.c (fname_decl): New location argument.
4918 * c-common.h (fname_decl): Same.
4919 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4921 (c_parser_typeof_specifier): Same.
4922 (c_parser_parms_list_declarator): Same.
4923 (c_parser_asm_string_literal): Same.
4924 (c_parser_compound_statement_nostart): Same.
4925 (c_parser_label): Same.
4926 (c_parser_do_statement): Same.
4927 (c_parser_asm_statement): Same.
4928 (c_parser_unary_expression): Same.
4929 (c_parser_sizeof_expression): Same.
4930 (c_parser_postfix_expression): Same.
4931 (c_parser_pragma): Same.
4932 (c_parser_omp_clause_collapse): Same.
4933 (c_parser_omp_clause_num_threads): Same.
4934 (c_parser_omp_clause_schedule): Same.
4935 (c_parser_omp_all_clauses): Same.
4936 (c_parser_omp_sections_scope): Same.
4937 (c_parser_omp_for_loop): Same. Pass condition's location to
4938 c_objc_common_truthvalue_conversion.
4939 (c_parser_enum_specifier): Remove comment.
4941 2008-09-24 Michael J. Eager <eager@eagercon.com>
4943 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4945 * config/rs6000/rs6000.c (rs6000_override_options): Move
4946 rs6000_init_hard_regno_mode_ok after all options changed.
4947 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4948 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4949 -msimple-fpu flags. Add warning messages if single FP not configured.
4950 (rs6000_file_start): Output gnu_attribute for single-float.
4951 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4952 (rs6000_legitimize_address): Likewise.
4953 (rs6000_legitimize_reload_address): Likewise.
4954 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4955 TARGET_SINGLE_FLOAT.
4956 (function_arg_advance): Likewise.
4957 (function_arg): Likewise.
4958 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4959 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4960 TARGET_SINGLE_FLOAT.
4961 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4962 (rs6000_emit_prologue): Likewise.
4963 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4964 TARGET_SINGLE_FLOAT.
4965 (rs6000_libcall_value): Likewise.
4966 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4967 (TARGET_DOUBLE_FLOAT): New default to 1
4968 (TARGET_SIMPLE_FPU): New default to 0
4969 (TARGET_SINGLE_FPU): New default to 0
4970 (TARGET_SINGLE_FLOAT_MODE): New.
4971 (TARGET_DOUBLE_FLOAT_MODE): New.
4972 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4973 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4975 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4976 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4977 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4978 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4979 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4980 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4981 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4982 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4983 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4984 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4985 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4986 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4987 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4988 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4989 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4990 cmptf_internal1, *cmptf_internal2): Condition on
4991 TARGET_DOUBLE_FLOAT.
4992 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4993 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4994 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4995 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4996 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4997 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4998 TARGET_SINGLE_FLOAT.
4999 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
5000 * config/rs6000/rs6000.opt (-msingle-float): New.
5001 (-mdouble-float): New.
5002 (-msimple-fpu): New.
5003 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
5004 -msingle-float, -mdouble-float, -msimple-fpu options.
5005 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
5006 _SOFT_DOUBLE for -msingle-float.
5007 * config.gcc: New config for target=powerpc-xilinx-eabi.
5009 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5011 * config/sparc/constraints.md: New file.
5012 * config/sparc/sparc.md: Include it.
5013 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5014 (sparc_extra_constraint_check): Delete.
5015 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5016 (memory_ok_for_ldd): New predicate.
5017 (sparc_extra_constraint_check): Delete.
5018 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5019 (CONST_OK_FOR_LETTER_P): Likewise.
5020 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5021 (EXTRA_CONSTRAINT): Likewise.
5023 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5025 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5027 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5029 * alias.c (find_base_value): Use FIND_BASE_TERM.
5030 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5032 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5034 * config/i386/i386.c: Include cselib.h.
5035 (ix86_pic_register_p): New function.
5036 (ix86_delegitimize_address): Use it to check for the PIC register.
5038 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5040 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5041 * config/i386/i386.c (ix86_find_base_term): Don't check for
5042 SYMBOL_REF and LABEL_REF.
5044 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5046 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5047 constant PLUS in a CONST.
5049 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5051 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5052 check for sibcall support for w64.
5054 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5056 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5058 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5060 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5061 parser_build_binary_op.
5062 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5063 * c-typeck.c (build_array_ref): Same.
5064 (parser_build_unary_op): New location argument.
5065 (pointer_diff): Pass location to build_binary_op,
5066 c_objc_common_truthvalue_conversion.
5067 (build_modify_expr): Same.
5068 (build_unary_op): New location argument.
5069 (build_binary_op): New location argument.
5070 (c_objc_common_truthvalue_conversion): Pass location to
5071 c_*common_truthvalue_conversion.
5072 * c-convert.c (convert): Same.
5073 * c-common.c (binary_op_error): New location argument.
5074 (pointer_int_sum): Pass location to build_binary_op.
5075 (c_common_truthvalue_conversion): New location argument.
5076 (warn_for_sign_compare): Same.
5077 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5078 binary_op_error, build_binary_op, warn_for_sign_compare.
5079 * c-parser.c (c_parser_condition): Pass location to
5080 c_*common_truthvalue_conversion.
5081 (c_parser_conditional_expression): Save condition's location and pass
5083 (c_parser_binary_expression): Same, but for the binary operator's
5085 (c_parser_omp_for_loop): Pass location to
5086 c_objc_common_truthvalue_conversion.
5088 2008-09-23 Martin Jambor <mjambor@suse.cz>
5090 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5091 (cgraph_node_remove_callees): New temporary f. Hold the next item
5093 (cgraph_node_remove_callers): Likewise.
5095 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5096 (ipa_node_removal_hook): Likewise.
5098 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5099 gimple_call_copy_skip_args and moved to the gimple_call section.
5100 * gimple.c (gimple_copy_call_skip_args): Renamed to
5101 gimple_call_copy_skip_args. Changed al users.
5103 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5105 * ira-color.c (start_allocno_priorities): Rename to
5106 setup_allocno_priorities. Use costs and
5107 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5108 range lengths. Get rid off doubles.
5109 (ira_fast_allocations): Call start_allocno_priorities.
5111 2008-09-22 David Daney <ddaney@avtrex.com>
5114 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5115 register if TARGET_LONG_CALLS.
5117 2008-09-22 Richard Guenther <rguenther@suse.de>
5119 PR tree-optimization/37145
5120 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5121 value-numbering union accesses with their offset and size only.
5122 (visit_reference_op_load): Fix simplification of inserted conversions.
5123 * tree-ssa-pre.c (find_or_generate_expression): Do not
5124 recursively generate expressions if running FRE.
5126 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5128 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5129 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5132 2008-09-22 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/37145
5135 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5136 (phi_translate_1): Constant fold references.
5138 2008-09-22 Ira Rosen <irar@il.ibm.com>
5140 PR tree-optimization/37482
5141 * tree-vectorizer.h (struct _slp_instance): Add new field.
5142 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5143 (get_earlier_stmt): New function.
5144 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5146 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5147 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5148 asserts that GSI points to the scalar statement being vectorized.
5149 Set new statement location according to GSI.
5150 (vect_schedule_slp_instance): Use GSI of
5151 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5153 2008-09-21 Jan Hubicka <jh@suse.cz>
5155 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5156 (ipcp_insert_stage): Update dead_nodes bitmap.
5158 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5161 * config/i386/t-cygming (SHLIB_LC): Remove.
5162 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5163 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5165 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5169 * final.c (mark_symbol_ref_as_used): New helper function.
5170 (output_operand): Instead of just looking inside MEMs for
5171 SYMBOL_REFs, use new helper function and for_each_rtx.
5172 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5173 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5174 Make head comment more general.
5175 * config/darwin.c (machopic_output_indirection): Handle weak
5176 references here, like in assemble_external.
5178 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5180 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5181 (sparc_emit_float_lib_cmp): Change return type.
5182 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5183 (gen_compare_operator): New function.
5184 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5185 the comparison sequence. Minor tweaks.
5186 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5187 that the final operator and the result of sparc_emit_float_lib_cmp
5188 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5189 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5190 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5191 result of sparc_emit_float_lib_cmp match for software TFmode.
5192 (movqicc, movhicc, movsicc, movdicc): Merge into...
5193 (mov<I:mode>cc): ...this.
5194 (movsfcc, movdfcc, movtfcc): Merge into...
5195 (mov<F:mode>cc): ...this.
5196 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5198 (mov<I:mode>_cc_v9): ...this.
5199 (movdi_cc_sp64_trunc): Delete.
5200 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5201 movdi_cc_reg_sp64): Merge into...
5202 (mov<I:mode>_cc_reg_sp64): ...this.
5203 (movsf_cc_sp64): Rename into...
5204 (movsf_cc_v9): ...this.
5205 (movdf_cc_sp64): Rename into...
5206 (movdf_cc_v9): ...this.
5207 (movtf_cc_hq_sp64): Rename into...
5208 (movtf_cc_hq_v9): ...this.
5209 (movtf_cc_sp64): Rename into...
5210 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5212 2008-09-21 Diego Novillo <dnovillo@google.com>
5214 * doc/gccint.texi: Include generic.texi and gimple.texi.
5216 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5217 (GIMPLE): Move to gimple.texi.
5218 (Annotations): Remove references to to stmt_ann_t and
5220 (SSA Operands): Rename from 'Statement Operands'.
5221 * doc/generic.texi: New.
5222 * doc/gimple.texi: New.
5223 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5224 * Makefile.in (TEXI_GCCINT_FILES):
5225 * gimple.c (gimple_copy_call_skip_args): Rename from
5226 giple_copy_call_skip_args. Update all users.
5227 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5229 2008-09-21 Ira Rosen <irar@il.ibm.com>
5231 PR tree-optimization/37539
5232 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5233 statement in related statement field only for the first load of the
5234 group of loads with the same data reference.
5236 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5238 * config/mips/mips.h (TUNE_OCTEON): New macro.
5239 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5240 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5241 * config/mips/octeon.md: New file.
5242 * config/mips/mips.md: Include octeon.md. Restore
5243 semi-alphabetical order of include files.
5245 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5248 * config/i386/i386.md (*jcc_fused_1): Removed.
5249 (*jcc_fused_2): Likewise.
5250 (*jcc_fused_3): Likewise.
5251 (*jcc_fused_4): Likewise.
5253 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5255 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5256 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5257 * target.h (gcc_target): Add ira_cover_classes.
5258 * ira.c: Remove IRA_COVER_CLASSES guards.
5259 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5260 instead of IRA_COVER_CLASSES.
5261 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5262 (setup_class_translate): Likewise.
5263 (setup_reg_class_intersect_union): Likewise.
5264 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5265 test of targetm.ira_cover_classes.
5266 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5267 of IRA_COVER_CLASSES.
5268 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5269 (TARGET_INITIALIZER): Include it.
5270 * targhooks.h (default_ira_cover_classes): Declare.
5271 * targhooks.c (default_ira_cover_classes): New function.
5273 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5275 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5277 2008-09-19 Ian Lance Taylor <iant@google.com>
5279 * varasm.c (narrowing_initializer_constant_valid_p): Return
5280 NULL_TREE if ENDTYPE is not an integer.
5282 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5285 * tree-ssa.c (execute_update_addresses_taken): Also update
5286 DECL_GIMPLE_REG_P for vector and complex types.
5288 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5289 Jan Hubicka <jh@suse.cz>
5292 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5293 empty before freeing them.
5294 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5296 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5298 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5299 * config/xtensa/predicates.md (tls_symbol_operand): New.
5300 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5301 (TARGET_CANNOT_FORCE_MEM): Define.
5302 (xtensa_tls_symbol_p): New.
5303 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5304 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5305 (xtensa_tls_module_base): New.
5306 (xtensa_call_tls_desc): New.
5307 (xtensa_legitimize_tls_address): New.
5308 (xtensa_legitimize_address): Handle TLS symbols.
5309 (xtensa_tls_referenced_p_1): New.
5310 (xtensa_tls_referenced_p): New.
5311 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5313 (XTENSA_BUILTIN_THREAD_POINTER): New.
5314 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5315 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5316 builtin. Add declarations for __builtin_thread_pointer and
5317 __builtin_set_thread_pointer.
5318 (xtensa_fold_builtin): Recognize new builtins.
5319 (xtensa_expand_builtin): Expand new builtins.
5320 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5321 (TARGET_THREADPTR): Define.
5322 (HAVE_AS_TLS): Define default value.
5323 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5324 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5325 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5326 (UNSPECV_SET_TP): New.
5327 (sym_TPOFF, sym_DTPOFF): New.
5328 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5329 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5330 * configure: Regenerated.
5332 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5335 * config/ia64/ia64.c (ia64_optimization_options): Move
5336 checking and setting flag_schedule_insns_after_reload and
5337 ia64_flag_schedule_insns2 back to ...
5338 (ia64_override_options): Here.
5340 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5343 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5344 zero extend count after the correction to it is done.
5345 (doloop_optimize): Update call to doloop_modify, don't zero extend
5348 2008-09-18 Martin Jambor <mjambor@suse.cz>
5350 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5352 * ipa-prop.c: Correct comments.
5353 * ipa-prop.h: Likewise.
5355 2008-09-18 Jan Hubicka <jh@suse.cz>
5358 * ipa-reference.c (ipa_reference_local_vars_info_d,
5359 ipa_reference_global_vars_info_d,
5360 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5361 ipa_reference_vars_info_t): Move here from ipa-reference.h
5362 (node_duplication_hook_holder, node_removal_hook_holder): New.
5363 (get_reference_vars_info_from_cgraph): Rename to ...
5364 (get_reference_vars_info): ... this one, use cgraph uids.
5365 (get_local_reference_vars_info, get_global_reference_vars_info):
5366 Use cgraph instead of decl.
5367 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5369 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5370 ipa_reference_get_written_global,
5371 ipa_reference_get_not_written_global): Use cgraph argument.
5372 (check_call): Simplify avail check.
5373 (scan_stmt_for_static_refs): Update.
5374 (propagate_bits): Update.
5375 (merge_callee_local_info): Remove.
5376 (init_function_info): Use cgraph nodes.
5377 (clean_function_local_data): Break out from ...
5378 (clean_function): ... here.
5379 (copy_local_bitmap, copy_global_bitmap): New functions.
5380 (duplicate_node_data, remove_node_data): New functions.
5381 (generate_summary): Register hooks; use visibility instead of
5383 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5384 * ipa-reference.h (ipa_reference_local_vars_info_d,
5385 ipa_reference_global_vars_info_d,
5386 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5387 ipa_reference_vars_info_t): Move to ipa-reference.c
5388 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5390 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5391 ipa_reference_get_not_read_global,
5392 ipa_reference_get_not_written_global): Update prototype.
5393 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5394 (init_state): Remove.
5395 (node_duplication_hook_holder, node_removal_hook_holder): New.
5396 (get_function_state, set_function_state): Use VECtor.
5397 (analyze_function): Check body availability.
5398 (add_new_function): Likewise.
5399 (duplicate_node_data, remove_node_data): New.
5400 (generate_summary): Register hooks; do not care about clones.
5401 (propafate): Do not care about clones; recursive functions are
5403 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5404 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5405 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5407 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5408 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5409 Update call of ipa-reference accesors.
5411 2008-09-18 Simon Baldwin <simonb@google.com>
5413 * c-opts.c (c_common_handle_option): Add handling for
5414 -Wbuiltin-macro-redefined command line option.
5415 * c.opt: Added builtin-macro-redefined option.
5416 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5419 2008-09-18 Richard Guenther <rguenther@suse.de>
5421 PR tree-optimization/37258
5422 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5423 and signedness for integral types.
5424 (vn_phi_eq): Require compatible types.
5426 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5429 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5430 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5432 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5433 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5434 ggc_free other TREE_LIST nodes from that chain.
5435 * function.c (instantiate_decls): Instantiate also DECL_RTL
5436 of vars in cfun->local_decls, free that list afterwards.
5438 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5440 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5441 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5443 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5445 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5446 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5448 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5450 PR tree-optimization/37102
5451 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5452 from a node. Check to see if another PHI is dead.
5453 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5454 remove real PHIs which have no uses.
5455 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5457 2008-09-18 Richard Guenther <rguenther@suse.de>
5460 * tree-cfg.c (remove_useless_stmts_1): Remove
5461 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5463 2008-09-18 Nick Clifton <nickc@redhat.com>
5465 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5466 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5467 to frv_secondary_reload_class.
5468 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5469 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5470 (frv_secondary_reload_class): Omit unused parameter.
5471 (frv_secondary_reload): New function. Handle the case when
5472 secondary_reload_class() is called before the reload_(in|out)
5473 _optabs have been initialised.
5474 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5476 * config/frv/frv.md: Define an exclusion set between fr550_m0
5479 2008-09-18 Richard Guenther <rguenther@suse.de>
5481 PR tree-optimization/37456
5482 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5483 want to insert after ends a BB insert on the single fallthru
5486 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5488 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5489 Mention -march=z9-109, z9-ec and z10.
5491 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5493 PR rtl-optimization/37544
5494 * regrename.c (maybe_mode_change): Exit early when copy_mode
5495 is narrower than orig_mode and narrower than new_mode.
5497 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5500 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5502 * sched-rgn.c (ref_counts): Remove.
5503 (insn_referenced): New static variable.
5504 (INSN_REF_COUNT): Remove.
5505 (sched_run_compute_dependencies): Use insn_referenced instead of
5507 (add_branch_dependences): Likewise. Delete dead assignment.
5509 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5511 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5512 consumer is an asm. Add comment why this is important.
5513 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5514 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5516 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5518 * expr.c (emit_group_store): Do not shift before moving via a
5521 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5523 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5524 from aggregate to non-aggregate type if the bit pattern is not fully
5525 preserved afterwards.
5527 2008-09-17 Richard Guenther <rguenther@suse.de>
5529 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5530 (verify_gimple_assign): ... this. Split into ...
5531 (verify_gimple_assign_unary): ... this,
5532 (verify_gimple_assign_binary): ... that,
5533 (verify_gimple_assign_single): ... and this.
5534 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5535 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5536 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5537 (verify_types_in_gimple_reference): Be forgiving with
5539 (verify_gimple_phi): Deal with virtual operands.
5541 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5543 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5545 * tree.c (get_callee_fndecl): Don't call the language hook.
5546 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5547 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5548 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5550 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5552 * tree.c (protected_set_expr_location): Don't unnecessarily
5553 check for error_mark_node.
5555 2008-09-17 Art Haas <ahaas@impactweather.com>
5557 * ipa-reference.c (analyze_function): Declare step only if
5558 ENABLE_CHECKING is defined.
5560 2008-09-17 Jan Hubicka <jh@suse.cz>
5563 * tree.h (DECL_INLINE): remove.
5564 (DECL_DECLARED_INLINE_P): Update docs.
5565 (DECL_NO_INLINE_WARNING_P): new.
5566 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5567 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5569 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5570 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5573 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5576 2008-09-17 Jan Hubicka <jh@suse.cz>
5578 * ipa-reference.c (ipa_obstack): Remove.
5579 (local_info_obstack, global_info_obstack): New.
5580 (add_static_var): We now handle variables only.
5581 (mark_address_taken, mark_load, mark_store): New functions based on ...
5582 (check_operand): ... remove.
5583 (get_asm_stmt_operands): Rename to ...
5584 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5585 (scan_stmt_for_static_refs): Rewrite.
5586 (scan_op_for_static_refs): Rename to ...
5587 (scan_initializer_for_static_refs): do not look for VAR_DECL
5588 initializers; stop recursion on types and decls.
5589 (ipa_init): Use proper obstacks.
5590 (analyze_variable): Use scan_initializer_for_static_refs.
5591 (init_function_info): Use local obstack.
5592 (analyze_function): Simplify.
5593 (add_new_function): We don't need visited_nodes obstack.
5594 (generate_summary): Use proper obstacks; cleanup after propagation.
5596 2008-09-17 Richard Guenther <rguenther@suse.de>
5599 PR tree-optimization/37491
5600 * alias.c (get_alias_set): Use the canonical type.
5601 * tree-vect-transform.c (vectorizable_store): Use the type of
5602 the lhs for the vector type. Adjust checking.
5603 (vectorizable_load): Adjust checking.
5605 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5606 Adam Nemet <anemet@caviumnetworks.com>
5608 PR rtl-optimization/37483
5609 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5610 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5611 Rearrange code to better match the original comment. Check
5612 t_unconditional first. Improve comment.
5614 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5617 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5618 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5621 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5622 GIMPLE_TRY if cleanup sequence is empty.
5624 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5627 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5628 eliminate IV if the cost are the same.
5630 2008-09-16 Richard Guenther <rguenther@suse.de>
5633 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5636 2008-09-16 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/37508
5639 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5641 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5643 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5645 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5647 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5648 use gen_floatdidf2 directly.
5649 (floatunssidf2): Likewise.
5650 (floatsidf_ppc64_mfpgpr): Remove.
5651 (floatsidf_ppc64): Remove.
5652 (floatunssidf_ppc64): Remove.
5654 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5656 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5657 rather than update_cost_queue.
5659 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5660 in every call starting with the second one, instead of only when
5661 alias_bitmap_obstack.elements != NULL.
5663 * tree-predcom.c (filter_suitable_components): Free all refs in
5664 act->refs vector before calling release_component.
5665 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5667 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5669 * tree-loop-linear.c (linear_transform_loops): Initialize
5670 lambda_obstack only after calling perfect_loop_nest_depth.
5671 Goto free_and_continue instead of just continue for later failures.
5674 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5677 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5679 2008-09-14 Andreas Schwab <schwab@suse.de>
5681 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5683 2008-09-14 Jan Hubicka <jh@suse.cz>
5685 * invoke.texi (-fconserve-stack): Document.
5686 * opts.c (decode_options): Handle conserve_stack.
5687 * common.opt (fconvserve_stack): New.
5689 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5691 * config.host: Add x-aix to host_xmake_file.
5692 * config/rs6000/t-aix52: Do not override LDFLAGS.
5693 * config/rs6000/x-aix: New file.
5695 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5701 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5702 is not recognized as a valid register usage. Allow REG_X to be used
5704 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5705 forces a reload when using a base register.
5707 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5709 * config/i386/cygming-crtend.c (register_frame_ctor): If
5710 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5711 directly with atexit.
5712 (deregister_frame_ctor): Rename to ...
5713 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5714 if !DEFAULT_USE_CXA_ATEXIT.
5716 2008-09-13 Jan Hubicka <jh@suse.cz>
5718 * cgraph.c: Include value-prof.h
5719 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5721 2008-09-13 Jan Hubicka <jh@suse.cz>
5724 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5725 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5726 tree_gen_one_value_profiler, tree_gen_average_profiler,
5727 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5729 2008-09-13 Jan Hubicka <jh@suse.cz>
5731 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5732 too many bytes on misalligned blocks.
5734 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5736 * doc/cfg.texi: Fix some typos.
5737 * doc/extend.texi: Likewise.
5738 * doc/install.texi: Likewise.
5739 * doc/invoke.texi: Likewise.
5740 * doc/rtl.texi: Likewise.
5741 * doc/tree-ssa.texi: Likewise.
5743 2008-09-13 Richard Guenther <rguenther@suse.de>
5746 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5747 gimple stores for memory rhs.
5749 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5751 PR rtl-optimization/37489
5752 * cse.c (fold_rtx): Don't return const_true_rtx for float
5753 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5755 2008-09-13 Jan Hubicka <jh@suse.cz>
5757 PR tree-optimization/37392
5758 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5760 2008-09-13 Martin Jambor <mjambor@suse.cz>
5761 Jan Hubicka <jh@suse.cz>
5763 * cgraph.c (free_edges): New variable.
5764 (NEXT_FREE_EDGE): New macro.
5765 (cgraph_free_edge): New function.
5766 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5767 (cgraph_node_remove_callees): Likewise.
5768 (cgraph_node_remove_callers): Likewise.
5769 (cgraph_create_edge): Reuse edges from the free list. Do not
5770 update uid if doing so.
5771 (cgraph_remove_*_hook): Add free call.
5773 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5775 * ira-color.c (conflict_allocno_vec): Delete.
5776 (update_cost_queue_elem): New structure.
5777 (update_cost_queue): New variable.
5778 (update_cost_queue_tail): Likewise.
5779 (update_cost_queue_elems): Likewise.
5780 (allocno_update_cost_check): Delete.
5781 (initiate_cost_update): Allocate update_cost_queue_elems
5782 instead of allocno_update_cost_check.
5783 (finish_cost_update): Update the free()s accordingly.
5784 (start_update_cost): New function.
5785 (queue_update_cost): Likewise.
5786 (get_next_update_cost): Likewise.
5787 (update_copy_costs_1): Inline into...
5788 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5789 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5790 once we've established they are equal. Don't allocate update
5791 costs if there is nothing to add to them.
5792 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5793 DIVISOR arguments. Use a queue instead of recursive calls;
5794 process all the allocnos in the initial queue, rather than
5796 (assign_hard_reg): Use queue_update_cost instead of
5797 conflict_allocno_vec. Queue coalesced allocnos instead
5798 of calling update_conflict_hard_regno_costs for each one.
5799 Just call update_conflict_hard_regno_costs once for the
5801 (ira_color): Remove conflict_allocno_vec handling.
5803 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5805 PR tree-optimization/37484
5806 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5807 (save_var_name): Same.
5808 (initialize_cloog_names): Same.
5809 (initialize_cloog_names): Same.
5811 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5813 * tree-scalar-evolution.c (set_instantiated_value): Set
5816 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5820 * ira-build.c (common_loop_tree_node_dominator): Remove.
5821 (copy_live_ranges_to_removed_store_destinations): New function.
5822 (regno_top_level_allocno_map): Move to top level from ...
5823 (ira_flattening): ... here. Use
5824 copy_live_ranges_to_removed_store_destinations.
5826 * ira-emit.c (generate_edge_moves): Fix a comment.
5828 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5831 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5832 scratch register after 'set' pattern.
5834 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5836 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5837 information passed to mark_reg_pointer.
5838 * explow.c (force_reg): Likewise.
5840 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5842 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5843 when building for the celledp architecture.
5845 2008-09-12 Richard Guenther <rguenther@suse.de>
5847 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5849 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5851 PR rtl-optimization/37424
5852 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5853 the regnos instead of the addresses.
5855 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5857 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5859 2008-09-11 Richard Guenther <rguenther@suse.de>
5861 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5862 entering the weaker equivalence recording.
5864 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5866 2008-09-11 Jeff Law <law@redhat.com>
5868 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5869 by assign_stack_local on the IRA path for stack slot sharing
5870 as well as the non-IRA path.
5872 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/i386.h: Fix whitespace issues.
5876 2008-09-11 Martin Jambor <mjambor@suse.cz>
5878 * ipa-prop.h (struct ipa_param_flags): Removed.
5879 (struct ipa_param_descriptor): New structure.
5880 (struct ipa_node_params): ipcp_lattices, param_decls and
5881 param_flags moved to ipa_param_description.
5882 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5883 descriptors. Renamed all users.
5884 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5885 changed to access descriptors. Renamed all users.
5886 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5887 to access descriptors. Renamed all users.
5888 * ipa-cp.c (ipcp_init_cloned_node): Call
5889 ipa_initialize_node_params instead of ipa_count_formal_params and
5890 ipa_create_param_decls_array.
5891 (ipcp_analyze_node): Likewise.
5892 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5893 descriptors. Renamed all users.
5894 (ipcp_initialize_node_lattices): Remove allocation.
5895 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5896 ipa_initialize_node_params instead of ipa_count_formal_params and
5897 ipa_create_param_decls_array.
5898 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5899 ipa_populate_param_decls, made static, added parameter info,
5900 renamed mt to node, removed allocation, changed to use
5902 (ipa_count_formal_params): Made static, added parameter info,
5904 (ipa_initialize_node_params): New function.
5905 (ipa_check_stmt_modifications): Changed to use descriptors.
5906 (ipa_detect_param_modifications): Removed allocation, changed to
5908 (ipa_note_param_call): Changed to use descriptors.
5909 (ipa_analyze_params_uses): Removed allocation.
5910 (ipa_free_node_params_substructures): Changed to use descriptors.
5911 (ipa_edge_duplication_hook): Use the unused attribute.
5912 (ipa_node_duplication_hook): Use the unused attribute, changed to
5913 use descriptors, changed to duplicate descriptors.
5915 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5916 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5917 indirect inlining. Made static.
5918 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5919 functions called only once.
5920 (cgraph_decide_recursive_inlining): Don't call
5921 ipa_propagate_indirect_call_infos, pass new_edges to
5922 cgraph_mark_inline_edge instead.
5923 (cgraph_decide_inlining_of_small_functions): Don't call
5924 ipa_propagate_indirect_call_infos, pass new_edges to
5925 cgraph_mark_inline_edge instead.
5926 (cgraph_decide_inlining): Don't call
5927 ipa_propagate_indirect_call_infos.
5928 * ipa-prop.c: Check that vectors are allocated.
5930 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5931 iff a new cgraph edges have been created.
5932 (cgraph_decide_inlining): New variable redo_always_inline.
5933 Flattening and always_inlining loop until callgraph stabilizes.
5934 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5935 true iff new cgraph edges have been created.
5936 (propagate_info_to_inlined_callees): Likewise.
5937 (ipa_propagate_indirect_call_infos): Likewise.
5939 2008-09-11 Richard Guenther <rguenther@suse.de>
5941 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5942 (set_prologue_iterations): Likewise.
5943 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5945 (vect_update_init_of_dr): Likewise.
5946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5948 * fold-const.c (fold_unary): Do not generate calculations
5951 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5953 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5954 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5955 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5957 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5959 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5960 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5961 before finalizing the changes.
5962 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5964 (simplify_truth_ops_using_ranges): New.
5965 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5966 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5967 whether a simplification was made.
5968 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5969 use a switch statement and also call simplify_truth_ops_using_ranges.
5971 2008-09-11 Jan Hubicka <jh@suse.cz>
5973 * ggc-common.c (loc_array): Make static.
5974 * dce.c (rest_of_handle_ud_dce): Free worklist.
5976 2008-09-11 Jan Hubicka <jh@suse.cz>
5978 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5979 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5980 function so we are sure we do not dangle it forever.
5981 * function.c (outer_function_chain, find_function_data): Remove.
5982 (function_context_stack): New.
5983 (push_function_context, pop_function_context): Update.
5984 * function.h (struct function): Remove pointer outer.
5985 (outer_function_chain, find_function_data): Remove.
5986 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5988 2008-09-11 Jan Hubicka <jh@suse.cz>
5991 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5993 2008-09-11 Jan Hubicka <jh@suse.cz>
5995 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5997 2008-09-11 Jan Hubicka <jh@suse.cz>
5999 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
6000 (free_var_map_entry): New function.
6001 (redirect_edge_var_map_destroy): Use it.
6003 2008-09-11 Jan Hubicka <jh@suse.cz>
6006 * tree-inline.c (add_lexical_block): Replace with ...
6007 (prepend_lexical_block): ... prepend at begginig.
6008 (remap_blocks): Use it and reverse later.
6009 (expand_call_inline): Use prepend_lexical_block.
6011 2008-09-11 Jan Hubicka <jh@suse.cz>
6013 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6015 2008-09-11 Jan Hubicka <jh@suse.cz>
6017 * function.c (free_after_compilation): Call insn_locators_free.
6018 * cfglayout.c (insn_locators_free): New function.
6019 * rtl.h (insn_locators_free): Declare.
6021 2008-09-11 Jan Hubicka <jh@suse.cz>
6023 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6025 (cond_move_process_if_block): Update call.
6027 2008-09-11 Jan Hubicka <jh@suse.cz>
6029 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6030 * vec.c: Include hashtab.h
6031 (vec_descriptor, ptr_hash_entry): New structures.
6032 (vec_desc_hash, vec_ptr_map): New static variables.
6033 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6034 register_overhead, free_overhead, vec_heap_free): New functions.
6035 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6036 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6037 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6040 2008-09-11 Ira Rosen <irar@il.ibm.com>
6042 PR tree-optimization/37474
6043 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6044 length of load permutation.
6046 2008-09-11 Andreas Schwab <schwab@suse.de>
6048 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6050 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6053 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6054 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6055 simplify_gen_subreg.
6057 2008-09-11 Ira Rosen <irar@il.ibm.com>
6059 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6062 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6065 * gimplify.c (gimplify_body): Call default_rtl_profile.
6068 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6069 instead of tok->val.node if not expanding to something else. Handle
6070 intervening CPP_PADDING tokens.
6071 (altivec_categorize_keyword): Remove unneeded comparisons.
6073 2008-09-10 Richard Guenther <rguenther@suse.de>
6075 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6077 2008-09-10 Richard Guenther <rguenther@suse.de>
6080 * tree-inline.c (insert_init_stmt): Make sure to not
6081 insert invalid gimple stores.
6083 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6085 PR tree-optimization/37388
6086 * toplev.c (process_options): Fail and warn when graphite
6087 flags are used, but the compiler has not been configured
6088 with graphite libraries.
6089 * graphite.c (graphite_transform_loops): Remove printfs
6090 to dump_file for the case when graphite is not available.
6092 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6095 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6096 the even element into register.
6097 (ix86_expand_vector_init_general): Don't use
6098 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6099 if we can't move from GPR to SSE register directly.
6101 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6103 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6104 not lose track of the number of NOPs needed. Number of NOPs needed
6105 for sync vs. loads workaround was switched; corrected. Run second
6106 pass for all workarounds. No NOPs needed after call insns. Change
6107 second pass to use find_next_insn_start and find_load helpers in order
6108 to properly detect parallel insns.
6109 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6111 2008-09-10 Jan Hubicka <jh@suse.cz>
6113 * value-prof.c (gimple_ic): Fix tuplification bug.
6114 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6117 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6119 PR tree-optimization/37353
6120 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6121 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6122 calls instead of cond_dead_built_in_calls.
6123 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6124 initalize the vector only before adding first entry. Use VEC_safe_push
6125 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6126 shrink_wrap_conditional_dead_built_in_calls call.
6128 2008-09-10 Ira Rosen <irar@il.ibm.com>
6130 PR tree-optimization/37385
6131 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6132 argument, and use it as a vector type if not NULL.
6133 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6135 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6136 additional argument.
6137 (vectorizable_load): Likewise.
6139 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6141 * config/i386/i386.md (SWI32): New mode iterator.
6142 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6145 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6147 PR rtl-optimization/37435
6148 * caller-save.c (insert_restore, insert_save): Check the mode by
6151 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6154 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6156 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6159 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6161 * doc/invoke.texi (ARM Options): Correct errors in discussion
6162 of -mfloat-abi, -mhard-float, and -msoft-float.
6164 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6165 Jan Hubicka <jh@suse.cz>
6168 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6169 calling gimple_regimplify_operands on it. Iterate over all newly
6170 added statements, not just the last one.
6171 (insert_init_stmt): Insert stmt into seq first, then call
6172 gimple_regimplify_operands on it. Don't create new gimplification
6173 context, nor find referenced vars.
6175 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6178 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6179 to pointer to vector pointer.
6180 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6181 propagate_info_to_inlined_callees): Likewise.
6182 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6183 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6184 ipa_check_create_edge_args.
6185 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6186 argument to pointer to vector pointer.
6187 (cgraph_decide_inlining_of_small_function): Adjust
6188 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6192 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6193 optimizing for size, not speed.
6195 PR rtl-optimization/37408
6196 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6197 if parm is promoted.
6199 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6201 PR tree-optimization/37375
6202 * tree-scalar-evolution.c (scev_info_str): Add field
6204 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6205 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6206 set_instantiated_value): Pass instantiated_below.
6207 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6209 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6210 the definitions are not instantiated.
6212 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6213 (block_before_loop): New.
6214 * tree-data-ref.c (dr_analyze_indices): Update uses of
6216 * graphite.c (block_before_scop): New.
6217 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6218 basic block, not a loop for determining the parameters.
6219 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6221 (idx_record_params, find_params_in_bb, find_scop_parameters,
6222 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6223 to instantiate_scev.
6225 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6227 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6231 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6233 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6234 Check zero freq and increase if necessary.
6236 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6238 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6239 regno is in the right range. Add comments.
6241 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6243 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6245 * mips-tfile.c (copy_object): Cast alloca result to int *.
6246 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6248 Rename class to sclass.
6249 (read_tfile): Cast read_seek return values to proper types.
6250 Cast xcalloc return value to proper type.
6252 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6254 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6255 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6256 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6258 2008-09-09 Jan Hubicka <jh@suse.cz>
6260 * profile.c (is_edge_inconsistent): Add debug output; ignore
6261 negative count on fake edges.
6262 (is_inconsistent): Add debug output.
6264 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6266 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6268 (choose_ready): When first insn is chosen from the ready list, also
6271 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6273 PR rtl-optimization/37360
6274 * haifa-sched.c (max_issue): Do not assert that we never issue more
6275 insns than issue_rate. Add comment.
6277 2008-09-09 Richard Guenther <rguenther@suse.de>
6279 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6280 (verify_types_in_gimple_call): Rename to ...
6281 (verify_gimple_call): ... this. Enhance.
6282 (verify_types_in_gimple_cond): Remove.
6283 (verify_gimple_comparison): New function ...
6284 (verify_types_in_gimple_assign): ... split out from here.
6285 (verify_types_in_gimple_return): Rename to ...
6286 (verify_gimple_return): ... this. Enhance.
6287 (verify_types_in_gimple_switch): Rename to ...
6288 (verify_gimple_switch): ... this. Enhance.
6289 (verify_gimple_goto): New function.
6290 (verify_types_in_gimple_phi): Rename to ...
6291 (verify_gimple_phi): ... this. Enhance.
6292 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6293 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6294 (verify_types_in_gimple_seq_2): Remove cases handled in
6295 verify_types_in_gimple_stmt.
6297 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6299 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6300 (push_multiple_operation, pop_multiple_operation): Set it.
6301 (workaround_rts_anomaly): New function.
6302 (workaround_speculation): New function, broken out of bfin_reorg.
6303 (bfin_reorg): Call the new functions.
6305 2008-09-09 Richard Guenther <rguenther@suse.de>
6309 * gimplify.c (gimplify_conversion): Change conversions of
6310 non-register type to VIEW_CONVERT_EXPRs.
6311 (gimplify_addr_expr): If we need to make the operand
6312 addressable make sure to use a properly initialized
6313 temporary for that so it gets a valid gimple store.
6315 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6317 * function.h (struct function): Add function_start_locus.
6318 * cfgexpand.c (gimple_expand_cfg): Use it.
6319 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6321 2008-09-09 Richard Guenther <rguenther@suse.de>
6323 PR tree-optimization/37433
6324 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6327 2008-09-09 Richard Guenther <rguenther@suse.de>
6329 PR tree-optimization/37387
6330 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6331 and bits to a common type.
6333 2008-09-09 Nick Clifton <nickc@redhat.com>
6335 * config/v850/v850.md (return): Restore frame size restriction.
6337 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6339 * c-common.c (c_expand_decl): Remove.
6340 * c-common.h (anon_aggr_type_p): Remove prototype.
6341 (DECL_ANON_UNION_ELEMS): Remove.
6342 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6343 * c-decl.c (anon_aggr_type_p): Remove.
6344 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6345 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6346 * langhooks.h (struct lang_hooks): Remove expand_decl.
6347 * langhooks.c (lhd_expand_decl): Remove.
6348 * stmt.c (expand_anon_union_decl): Remove.
6349 * tree.h (expand_anon_union_decl): Remove prototype.
6351 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6354 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6356 * config/avr/avr.md (QISI): Define mode iterator.
6357 (negated_tst<mode>): Redefine as split using mode macro.
6358 (reversed_tstqi): Define insn as reversed compare with zero.
6359 (reversed_tsthi): Ditto.
6360 (reversed_tstsi): Ditto.
6362 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6365 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6366 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6369 * predict.c (optimize_function_for_size_p): Don't segfault if
6371 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6372 tree_swap_operands_p): Don't test cfun != NULL before calling
6373 optimize_function_for_s*_p.
6375 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6377 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6380 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6382 * crx/crx.h (IRA_COVER_CLASSES): Define.
6384 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6387 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6388 even when a stmt has been gimple_modified_p, but after fold_stmt is
6389 not any longer. Remove unneeded may_have_exposed_new_symbols
6392 2008-09-08 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/37421
6395 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6398 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6401 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6403 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6406 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6407 * pa-hpux10.h (LINK_SPEC): Likewise.
6408 * pa-hpux11.h (LINK_SPEC): Likewise.
6410 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6412 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6413 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6415 2008-09-07 Helge Deller <deller@gmx.de>
6417 * pa/linux-atomic.c: New file.
6418 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6419 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6421 2008-09-07 Richard Guenther <rguenther@suse.de>
6422 Ira Rosen <irar@il.ibm.com>
6424 PR tree-optimization/36630
6425 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6426 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6428 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6429 Ira Rosen <irar@il.ibm.com>
6431 PR tree-optimization/35642
6432 * config/rs6000/altivec.md (mulv8hi3): Implement.
6434 2008-09-06 Jeff Law <law@redhat.com>
6436 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6438 2008-09-06 Jan Hubicka <jh@suse.cz>
6440 PR tree-optimization/14703
6441 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6443 * passes.c (init_optimization_passes): Recompute inline parameters.
6445 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6447 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6450 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6451 Peter Fuerst <post@pfrst.de>
6453 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6454 * doc/extend.texi: Document __builtin_mips_cache.
6455 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6456 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6457 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6458 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6459 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6460 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6461 (set_push_mips_isas): New variable.
6462 (mips_r10k_cache_barrier): New variable.
6463 (cache): New availability predicate.
6464 (mips_builtins): Add an entry for __builtin_mips_cache.
6465 (mips_build_cvpointer_type): New function.
6466 (MIPS_ATYPE_CVPOINTER): New macro.
6467 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6469 (r10k_simplified_address_p, r10k_simplify_address)
6470 (r10k_uncached_address_p, r10k_safe_address_p)
6471 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6472 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6473 (r10k_insert_cache_barriers): New functions.
6474 (mips_reorg_process_insns): Delete cache barriers after a
6475 branch-likely instruction.
6476 (mips_reorg): Call r10k_insert_cache_barriers.
6477 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6478 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6479 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6480 (mips_cache, r10k_cache_barrier): New define_insns.
6482 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6484 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6485 * ira-color.c (setup_allocno_left_conflicts_num): Use
6486 hard_reg_set_equal_p instead of a comparison with
6487 ira_zero_hard_reg_set.
6488 * ira.c (setup_reg_subclasses): Likewise.
6489 (setup_cover_and_important_classes): Likewise.
6490 (setup_class_translate): Likewise.
6491 (setup_reg_class_intersect_union): Likewise.
6492 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6493 (ira_init_once): Don't initialize them.
6495 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6497 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6499 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6501 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6503 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6505 Improved branch hints, safe hints, and scheduling.
6507 * haifa-sched.c (sched_emit_insn): Define.
6508 * sched-int.h (sched_emit_insn): Add prototype.
6509 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6510 -mhint-max-distance -msafe-hints): Document.
6511 * config/spu/spu.c (spu_flag_var_tracking): New.
6512 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6513 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6514 TARGET_ASM_FILE_START): Define.
6515 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6516 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6517 (spu_emit_branch_hint): Add blocks argument.
6518 (insert_branch_hints, insert_nops): Remove.
6519 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6520 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6521 spu_sched_reorder, asm_file_start): New functions.
6522 (clock_var, spu_sched_length, pipe0_clock,
6523 pipe1_clock, prev_clock_var, prev_priority,
6524 spu_ls_first, prev_ls_clock): New static variables.
6525 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6526 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6527 (nopn_nv): Add a non-volatile version of nop.
6528 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6529 -mhint-max-distance, -msafe-hints): New options.
6531 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6532 Samuel Tardieu <sam@rfc1149.net>
6534 * opts.c (decode_options): Combine nested if statements.
6537 * opts.c (decode_options): Handle more relationships among
6538 unit-at-a-time, toplevel-reorder, and section-anchors.
6540 2008-09-05 David Daney <ddaney@avtrex.com>
6542 * doc/install.texi (--enable-reduced-reflection): Document new option.
6544 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6546 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6548 (constantpool_operand): New.
6549 (move_operand): Disallow sub-word modes for the constant pool.
6550 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6551 (xtensa_secondary_reload_class): Replace with....
6552 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6553 Set icode for sub-word reloads from the constant pool.
6554 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6555 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6556 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6557 * config/xtensa/xtensa-protos.h: Update prototypes.
6559 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6561 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6562 (REG_CLASS_NAMES): Update.
6563 (REG_CLASS_CONTENTS): Update.
6564 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6565 of ALL_REGS for regs 77 and 78.
6566 * function.c (instantiate_virtual_regs_in_insn): Assert that
6567 return value of simplify_gen_subreg is not NULL.
6569 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6571 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6572 (gen_rtvec_v): Fix coding standards.
6574 2008-09-04 Jan Hubicka <jh@suse.cz>
6576 * i386.c (decide_alg): Be more conservative about optimizing for size.
6578 2008-09-04 Ian Lance Taylor <iant@google.com>
6580 * varasm.c (narrowing_initializer_constant_valid_p): New
6582 (initializer_constant_valid_p): Call it.
6584 2008-09-04 Jeff Law <law@redhat.com>
6586 * fold-const.c (native_encode_real): Fix computation of WORDS.
6587 (native_interpret_real): Likewise.
6589 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6591 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6593 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6595 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6596 that the cost is already taken into account in ira-costs.c
6598 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6600 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6601 ira_debug_copies): New.
6602 (ira_bulid): Call print_copies.
6604 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6606 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6609 * config/rs6000/rs6000.c (optimization_options): Remove check of
6610 flag_toplevel_order.
6612 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6614 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6615 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6616 second operand is a reg_imm10_operand.
6617 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6618 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6619 (*seq_<GPR:mode><GPR2:mode>): Rename to
6620 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6622 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6623 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6625 (*sne_<GPR:mode><GPR2:mode>): Rename to
6626 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6629 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6631 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6632 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6633 combining an arithmetic right shift by more than 31 and a
6634 trunction. Don't match for out-of-range shift amounts. Set
6635 attribute mode to <MODE>.
6636 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6637 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6638 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6639 shifts by less than 32.
6640 (extv): Change predicate on first operand to accept registers.
6641 Change predicate of the other operands from immediate_operand to
6642 const_int_operand. Expand exts when source is a register.
6643 (extzv): Change predicate of the constant operands from
6644 immediate_operand to const_int_operand.
6645 (extzv<mode>): Change predicate of the constant operands from
6646 immediate_operand to const_int_operand and no constraint. Also
6648 (*extzv_trunc<mode>_exts): New pattern.
6650 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6652 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6653 * config/mips/mips-protos.h (mask_low_and_shift_p,
6654 mask_low_and_shift_len): Declare.
6655 * config/mips/mips.c (mask_low_and_shift_p,
6656 mask_low_and_shift_len): New functions.
6657 (mips_print_operand): Handle new operand prefix "m".
6658 * config/mips/mips.md (*cins<mode>): New pattern.
6660 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6662 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6663 optimizing for size.
6665 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6667 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6668 regardless of epilogue_completed.
6670 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6673 * ira-lives.c (process_bb_node_lives): Check setjmp.
6675 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6678 * ira-build.c (form_loop_tree): Reverse BB walk.
6679 (create_bb_allocnos): Likewise.
6680 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6681 (mark_reg_store): Rename to...
6682 (mark_ref_live): ...this and take a df_ref argument instead of
6683 note_stores arguments. Assert that we have a register.
6684 (mark_reg_clobber): Delete.
6685 (def_conflicts_with_inputs_p): New function.
6686 (mark_reg_conflicts): Delete.
6687 (mark_reg_death): Rename to...
6688 (mark_ref_dead): ...this and take a df_ref argument instead of
6689 a register. Assert that we have a register.
6690 (process_bb_node_lives): Hoist frequency calculation out of
6691 instruction walk. Convert from a forwards scan to a backwards scan.
6692 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6693 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6694 (create_allocno_live_ranges): Don't create regs_set.
6696 2008-09-04 Ian Lance Taylor <iant@google.com>
6698 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6699 or REG_LABEL_TARGET.
6700 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6701 comparing MODE with MEM.
6702 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6703 comparing with GF_PREDICT_TAKEN.
6704 (gimple_get_lhs): Change code to enum gimple_code.
6705 (gimple_set_lhs): Likewise.
6706 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6707 * omp-low.c (find_omp_clause): Change kind parameter to enum
6709 * tree-flow.h (find_omp_clause): Update declaration.
6710 * regrename.c (clear_dead_regs): Change kind parameter to enum
6712 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6714 * see.c (see_get_extension_data): Change return type to enum
6715 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6716 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6717 (see_gen_normalized_extension): Change extension_code parameter to
6719 (see_seek_pre_extension_expr): Change extension_code to enum
6721 (see_merge_one_def_extension): Likewise.
6722 (see_handle_relevant_defs): Likewise.
6723 (see_handle_relevant_uses): Likewise.
6724 (see_analyze_one_def): Likewise.
6725 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6726 GIMPLE_ASM rather than ASM_EXPR.
6727 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6728 GIMPLE_RETURN rather than RETURN_EXPR.
6729 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6730 (evaluate_stmt): Likewise.
6731 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6732 to enum vect_relevant.
6733 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6734 compare gimple codes with tree codes.
6736 2008-09-04 Paul Brook <paul@codesourcery.com>
6738 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6740 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6742 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6743 pointer check lost in the recent no-unit-at-a-time patch.
6745 2008-09-04 Jan Hubicka <jh@suse.cz>
6748 * tree-switch-conversion.c (check_final_bb): Accept only IP
6751 2008-09-04 Jan Hubicka <jh@suse.cz>
6753 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6755 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6756 using_ranges argument.
6757 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6758 (vrp_visit_cond_stmt): Update call of
6759 vrp_evaluate_conditional_warnv_with_ops
6761 2008-09-04 Jan Hubicka <jh@suse.cz>
6763 PR tree-optimization/37345
6764 PR tree-optimization/37358
6765 PR tree-optimization/37357
6766 * tree.c (build_function_type_skip_args): Build distinct type copy;
6768 (build_function_decl_skip_args): Set type of new decl not orig decl;
6769 clear DECL_VINDEX for methods turned into functions.
6771 2008-09-04 Nick Clifton <nickc@redhat.com>
6773 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6774 * configure: Regenerate.
6775 * config.in: Regenerate.
6776 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6777 alignment field, if it is supported.
6779 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6781 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6784 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6786 * config/rs6000/rs6000.c (processor_target_table): Do not
6787 enable VMX for POWER6.
6789 2008-09-03 Anton Blanchard <anton@samba.org>
6791 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6792 emit memory barrier before operation.
6794 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6797 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6798 default_elf_asm_output_external.
6800 2008-09-03 Jeff Law <law@redhat.com>
6802 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6804 2008-09-03 Richard Henderson <rth@redhat.com>
6806 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6807 memory barrier to below the test-and-set.
6808 (alpha_split_lock_test_and_set_12): Likewise.
6810 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6814 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6817 * ira-color.c (print_loop_title): Use all_allocnos.
6818 (color_pass): Ditto. Don't add border_allocnos. Check that
6819 subloop allocno in the correspdoning bitmap all_allocnos.
6821 * ira-emit.c (change_loop): Use all_allocnos.
6823 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6824 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6825 (create_cap_allocno): Remove setting mentioned_allocnos.
6826 (create_insn_allocnos): Ditto.
6827 (remove_unnecessary_allocnos): Use all_allocnos.
6828 (check_allocno_creation): Check that allocnos are in the
6829 corresponding bitmap all_allocnos.
6831 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6835 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6836 (process_regs_for_copy): Process subregs. Refine check when cost
6837 is taken into account in ira-costs.c.
6838 (process_reg_shuffles): Use REG_SUBREG_P.
6839 (add_insn_allocno_copies): Ditto. Ignore modes.
6841 * ira-color.c (conflict_allocno_vec): New.
6842 (COST_HOP_DIVISOR): New macro.
6843 (update_copy_costs_1): Use it.
6844 (update_conflict_hard_regno_costs): New function.
6845 (assign_hard_reg): Use it.
6846 (ira_color): Allocate and free conflict_allocno_vec.
6848 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6852 * ira-int.h (ira_sort_insn_chain): Remove.
6854 * ira.c (basic_block_order_nums, chain_insn_order,
6855 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6856 (ira): Don't call ira_sort_insn_chain.
6858 * reload1.c (reload): Don't call ira_sort_insn_chain.
6860 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6863 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6864 which become non throw.
6865 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6866 update_call_expr after updating the flags on the decl.
6868 2008-09-03 Jan Hubicka <jh@suse.cz>
6870 PR tree-optimization/37315
6871 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6872 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6873 (cgraph_analyze_functions): Use node->analyzed
6874 (cgraph_mark_functions_to_output): Likewise.
6875 (cgraph_expand_function): All functions can be released after
6877 (cgraph_optimize): Use gimple_has_body_p.
6878 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6879 (cgraph_decide_inlining_incrementally): Likewise.
6880 (inline_transform): Inline transform.
6881 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6883 (inlinable_function_p): Drop gimple_body check.
6884 (expand_call_inline): Use gimple_has_body_p.
6885 * gimple.c (gimple_has_body_p): New.
6886 * gimple.h (gimple_has_body_p): Add prototype.
6887 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6888 (dump_function_to_file): Use gimple_has_body_p check.
6890 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6893 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6895 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6897 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6899 From Michael Frysinger <michael.frysinger@analog.com>
6900 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6901 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6904 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6907 * doc/extend.texi: Document picoChip builtin functions.
6908 * doc/invoke.texi: Document picoChip options.
6909 * doc/contrib.texi: Add picoChip contribution.
6910 * doc/md.texi: Document picoChip constraints.
6911 * config.gcc: Add picochip-*-*.
6912 * config/picochip/: Add new port.
6914 2008-09-03 Richard Guenther <rguenther@suse.de>
6916 PR tree-optimization/37328
6917 * tree-sra.c (sra_build_assignment): Gimplify properly.
6918 (generate_copy_inout): Take the correct stmt as definition,
6919 remove bogus assert.
6921 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6923 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6926 From Michael Frysinger <michael.frysinger@analog.com>
6927 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6929 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6931 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6932 (__gthread_setspecific): Revert 2008-08-31 change to
6933 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6935 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6937 * diagnostic.c (error_at): New.
6938 * toplev.h (error_at): New prototype.
6939 * c-typeck.c (build_array_ref): Call error_at instead of error.
6940 Pass location to pedwarn.
6942 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6944 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6946 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6948 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6949 VAR_DECL and CONST_DECL.
6951 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6952 Jakub Jelinek <jakub@redhat.com>
6954 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6955 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6956 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6957 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6958 Don't set ix86_save_varrargs_registers.
6959 (ix86_setup_incoming_varargs): Assume cum != NULL.
6960 (ix86_va_start): Check ix86_varargs_gpr_size and
6961 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6962 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6963 from frame pointer if ix86_varargs_gpr_size == 0.
6964 (ix86_compute_frame_layout): Updated.
6965 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6966 (ix86_varargs_gpr_size): Define.
6967 (ix86_varargs_fpr_size): Likewise.
6968 (machine_function): Remove save_varrargs_registers.
6969 Add varargs_gpr_size and varargs_fpr_size.
6971 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6973 * config/alpha/alpha.c (va_list_skip_additions,
6974 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6975 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6978 PR tree-optimization/36766
6979 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6980 for already removed basic blocks.
6983 * real.c (real_maxval): Clear a lower bit to make real_maxval
6984 match get_max_float for IBM long double format.
6986 2008-09-02 Andreas Schwab <schwab@suse.de>
6988 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6989 * configure: Regenerate.
6991 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6993 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6994 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6995 checking for a non-VOID CONSTANT_P.
6997 2008-09-02 Jan Hubicka <jh@suse.cz>
6999 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
7000 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
7003 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7005 * expr.c (emit_group_store): Don't assert stack temp mode size.
7007 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
7008 Tobias Grosser <grosser@fim.uni-passau.de>
7009 Jan Sjodin <jan.sjodin@amd.com>
7010 Harsha Jagasia <harsha.jagasia@amd.com>
7011 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7012 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7013 Adrien Eliche <aeliche@isty.uvsq.fr>
7015 Merge from graphite branch.
7018 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7019 * doc/invoke.texi (-floop-block, -floop-interchange,
7020 -floop-strip-mine): Document new flags.
7021 * tree-into-ssa.c (gimple_vec): Moved...
7022 * tree-loop-distribution.c (rdg_component): Moved...
7023 * cfgloopmanip.c: Include tree-flow.h.
7024 (update_dominators_in_loop): New.
7025 (create_empty_if_region_on_edge): New.
7026 (create_empty_loop_on_edge): New.
7027 (loopify): Use update_dominators_in_loop.
7028 * tree-pass.h (pass_graphite_transforms): Declared.
7029 * configure: Regenerate.
7030 * tree-phinodes.c (make_phi_node): Export.
7031 (add_phi_node_to_bb): New, split from create_phi_node.
7032 * tree-chrec.c (for_each_scev_op): New.
7033 * tree-chrec.h (for_each_scev_op): Declared.
7034 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7035 (remove_statement): Call get_phi_with_result.
7036 * config.in (HAVE_cloog): Undef.
7037 * gdbinit.in (pgg): New.
7038 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7039 * tree-ssa-loop.c (graphite_transforms): New.
7040 (gate_graphite_transforms): New.
7041 (pass_graphite_transforms): New.
7042 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7043 HAVE_cloog): Defined.
7044 * tree-vectorizer.c (rename_variables_in_bb): Export.
7045 * tree-data-ref.c (dr_may_alias_p): Export.
7046 (stmt_simple_memref_p): New.
7047 (find_data_references_in_stmt): Export.
7048 (find_data_references_in_loop): Export.
7049 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7050 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7051 (create_rdg_vertices): Export.
7052 (build_empty_rdg): New.
7053 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7054 * tree-data-ref.h (rdg_component): ... here.
7056 (struct data_reference): Add a field scop.
7058 (find_data_references_in_loop): Declared.
7059 (find_data_references_in_stmt): Declared.
7060 (create_rdg_vertices): Declared.
7061 (dr_may_alias_p): Declared.
7062 (stmt_simple_memref_p): Declared.
7063 (struct rdg_edge): Add a field ddr_p relation.
7064 (build_empty_rdg): Declared.
7065 * lambda.h (lambda_matrix): Declare a VEC of.
7066 (find_induction_var_from_exit_cond): Declared.
7067 (lambda_vector_compare): New.
7068 * common.opt (fgraphite, floop-strip-mine,
7069 floop-interchange, floop-block): New flags.
7070 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7071 * cfgloop.c (is_loop_exit): New.
7072 * cfgloop.h (is_loop_exit): Declared.
7073 (create_empty_if_region_on_edge): Declared.
7074 (create_empty_loop_on_edge): Declared.
7075 * tree-flow.h (add_phi_node_to_bb): Declared.
7076 (make_phi_node): Declared.
7077 (rename_variables_in_bb): Declared.
7078 (perfect_loop_nest_depth): Declared.
7079 (graphite_transform_loops): Declared.
7080 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7081 (graphite.o-warn): Add -Wno-error.
7082 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7083 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7084 (INCLUDES): Add PPLINC, CLOOGINC.
7085 (OBJS-common): Add graphite.o.
7086 (graphite.o): Add rule.
7087 * gimple.h (gimple_vec): ... here.
7088 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7089 * passes.c (init_optimization_passes): Schedule
7090 pass_graphite_transforms.
7092 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7095 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7096 and -fno-toplevel-reorder after handle_options.
7098 2008-09-02 Paul Brook <paul@codesourcery.com>
7100 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7101 (arm_override_options): Set arm_tune_cortex_a9.
7102 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7103 (arm_issue_rate): Handle cortexa9.
7104 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7105 * config/arm/arm-cores.def: Add cortex-a9.
7106 * config/arm/arm-tune.md: Regenerate.
7107 * config/arm/arm.md: Include cortex-a9.md.
7108 (generic_sched, generic_vfp): Add cortexa9.
7109 * config/arm/cortex-a9.md: New file.
7111 2008-09-02 Richard Guenther <rguenther@suse.de>
7113 PR tree-optimization/37327
7114 * tree-vrp.c (register_new_assert_for): Make sure to not have
7115 TREE_OVERFLOW set on the bound.
7117 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7119 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7121 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7122 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7125 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7127 * gcc/config/spu/spu.md (divdf3): Removed.
7129 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7131 PR tree-optimization/37095
7132 * cgraph.c (cgraph_node): When creating new cgraph node after
7133 assembler_name_hash has been populated, record it in the hash
7136 2008-09-01 Paul Brook <paul@codesourcery.com>
7138 * doc/invoke.texi: Document -mword-relocations.
7139 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7140 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7141 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7142 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7143 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7144 (arm_emit_movpair): New function.
7145 (arm_print_operand <c>): Handle sybolic addresses.
7146 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7147 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7148 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7149 * config/arm/arm.opt: Add -mword-relocations.
7150 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7151 (arm_movt, arm_movw): New.
7153 2008-09-01 Paul Brook <paul@codesourcery.com>
7155 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7156 Allow Interworking on ARMv4 EABI based targets.
7157 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7158 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7160 2008-09-01 Paul Brook <paul@codesourcery.com>
7162 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7163 optimized LT0 test. Remove optimization for GT.
7165 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7167 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7168 openmp applications.
7169 * pa-hpux11.h (LIB_SPEC): Likewise.
7171 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7174 2008-09-01 Jan Hubicka <jh@suse.cz>
7176 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7177 present, use only counts; when guessed use only frequencies.
7178 (estimate_bb_frequencies): Use function_frequency.
7179 * profile.c (compute_branch_probabilities): Exit early when
7180 profile reading failed. Set profile_status.
7181 (branch_prob): Do not set profile_status.
7183 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7185 * tree.c (protected_set_expr_location): New.
7186 * tree.h (protected_set_expr_location): New prototype.
7187 * c-tree.h (build_array_ref): Add argument.
7188 (parser_build_unary_op): Same.
7189 * c-typeck.c (build_indirect_ref): Handle new location argument.
7190 (build_array_ref): Same.
7191 (parser_build_unary_op): Same.
7192 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7194 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7196 * c-common.c (finish_label_address_expr): Handle new location argument.
7197 * c-common.h (build_indirect_ref): Add argument.
7198 (finish_label_address_expr): Same.
7199 * c-parser.c (c_parser_unary_expression): Pass location to build
7201 (c_parser_postfix_expression): Same.
7203 2008-09-01 Paul Brook <paul@codesourcery.com>
7205 * config/arm/arm.md: Include cortex-r4f.md.
7206 (attr fpu): Update type list.
7207 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7208 fconstd, fcmps and fcmpd.
7209 (attr tune_cortexr4): Define.
7210 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7211 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7212 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7213 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7214 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7215 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7216 cortex_a8_vfp_farith: Ditto.
7217 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7218 * config/arm/cortex-r4.md: Use tune_cortexr4.
7219 * config/arm/cortex-r4f.md: New file.
7221 2008-09-01 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/37305
7224 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7225 the result of constant conversions.
7226 (fold_gimple_assign): Likewise.
7228 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7230 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7231 #ifdef ENABLE_CHECKING.
7233 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7235 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7236 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7237 when !INSN_SCHEDULING.
7239 2008-09-01 Andreas Schwab <schwab@suse.de>
7241 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7243 2008-09-01 Paul Brook <paul@codesourcery.com>
7245 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7247 2008-09-01 Jan Hubicka <jh@suse.cz>
7249 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7251 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7253 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7254 * gimplify.c (gimplify_init_constructor): Add speed operand.
7255 * tree-sra.c (decide_block_copy): Likewise.
7256 * tree-inline.c (estimate_move_cost): Likewise.
7257 * config/alpha/alpha.h (MOVE_RATIO): Update.
7258 * config/frv/frv.c (MOVE_RATIO): Update.
7259 * config/spu/spu.h (MOVE_RATIO): Update.
7260 * config/sparc/sparc.h (MOVE_RATIO): Update.
7261 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7262 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7263 * config/cris/cris.h (MOVE_RATIO): Update.
7264 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7265 * config/arm/arm.h (MOVE_RATIO): Update.
7266 * config/pa/pa.md: Update uses of MOVE_RATIO
7267 * config/pa/pa.h (MOVE_RATIO): Update.
7268 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7269 CLEAR_RATIO, SET_RATIO): Update.
7270 * config/h8300/h8300.h (MOVE_RATIO): Update.
7271 * config/v850/v850.h (MOVE_RATIO): Update.
7272 * config/bfin/bfin.h (MOVE_RATIO): Update.
7274 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7275 Dmitry Melnik <dm@ispras.ru>
7276 Dmitry Zhurikhin <zhur@ispras.ru>
7277 Alexander Monakov <amonakov@ispras.ru>
7278 Maxim Kuvyrkov <maxim@codesourcery.com>
7280 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7281 sel-sched-dump.c, sel-sched-ir.c: New files.
7282 * Makefile.in (OBJS-common): Add selective scheduling object files.
7283 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7284 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7285 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7286 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7287 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7288 (make_forwarder_block): Update loop latch if we have redirected
7289 the loop latch edge.
7290 * cfgloop.c (get_loop_body_in_custom_order): New function.
7291 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7292 (CP_FALLTHRU_PREHEADERS): Likewise.
7293 (get_loop_body_in_custom_order): Declare.
7294 * cfgloopmanip.c (has_preds_from_loop): New.
7295 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7296 Assert that the preheader edge will be fall thru when it is set.
7297 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7298 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7299 fsel-sched-substitution, fselective-scheduling): New flags.
7300 * cse.c (hash_rtx_cb): New.
7302 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7303 sel_sched_insn_cnt): New counters.
7304 * final.c (compute_alignments): Export. Free dominance
7305 info after loop_optimizer_finalize.
7306 * genattr.c (main): Output maximal_insn_latency prototype.
7307 * genautomata.c (output_default_latencies): New.
7308 Factor its code from ...
7309 (output_internal_insn_latency_func): ... here.
7310 (output_internal_maximal_insn_latency_func): New.
7311 (output_maximal_insn_latency_func): New.
7312 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7313 (struct hard_reg_set_iterator): New.
7314 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7315 hard_reg_set_iter_next): New functions.
7316 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7317 * lists.c (remove_free_INSN_LIST_node,
7318 remove_free_EXPR_LIST_node): New functions.
7319 * loop-init.c (loop_optimizer_init): When
7320 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7321 calling create_preheaders.
7322 (loop_optimizer_finalize): Do not verify flow info after reload.
7323 * recog.c (validate_replace_rtx_1): New parameter simplify.
7324 Default it to true. Update all uses. Factor out simplifying
7326 (simplify_while_replacing): ... this new function.
7327 (validate_replace_rtx_part,
7328 validate_replace_rtx_part_nosimplify): New.
7329 * recog.h (validate_replace_rtx_part,
7330 validate_replace_rtx_part_nosimplify): Declare.
7331 * rtl.c (rtx_equal_p_cb): New.
7332 (rtx_equal_p): Use it.
7333 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7334 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7335 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7336 * vecprim.h: Add a vector type for unsigned int.
7337 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7338 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7339 ready_try, cycle_issued_insns, spec_info): Make global.
7340 (readyp): Initialize.
7341 (dfa_lookahead): New global variable.
7342 (old_max_uid, old_last_basic_block): Remove.
7343 (h_i_d): Make it a vector.
7344 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7346 (after_recovery, adding_bb_to_current_region_p):
7347 New variables to handle correct insertion of the recovery code.
7348 (struct ready_list): Move declaration to sched-int.h.
7349 (rgn_n_insns): Removed.
7350 (rtx_vec_t): Move to sched-int.h.
7351 (find_insn_reg_weight): Remove.
7352 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7353 (haifa_init_h_i_d, haifa_finish_h_i_d):
7354 New functions to initialize / finalize haifa instruction data.
7355 (extend_h_i_d, init_h_i_d): Rewrite.
7356 (unlink_other_notes): Move logic to add_to_note_list. Handle
7357 selective scheduler.
7358 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7359 find_fallthru_edge): Make global, remove static prototypes.
7360 (max_issue): Make global. Add privileged_n and state parameters. Use
7362 (extend_global, extend_all): Removed.
7363 (init_before_recovery): Add new param. Fix the handling of the case
7364 when we insert a recovery code before the EXIT which has a predecessor
7365 with a fallthrough edge to it.
7366 (create_recovery_block): Make global. Rename to
7367 sched_create_recovery_block. Update.
7368 (change_pattern): Rename to sched_change_pattern. Make global.
7369 (speculate_insn): Rename to sched_speculate_insn. Make global.
7370 Split haifa-specific functionality into ...
7371 (haifa_change_pattern): New static function.
7372 (sched_extend_bb): New static function.
7373 (sched_init_bbs): New function.
7374 (current_sched_info): Change type to struct haifa_sched_info.
7375 (insn_cost): Adjust for selective scheduling.
7376 (dep_cost_1): New function. Move logic from ...
7377 (dep_cost): ... here.
7378 (dep_cost): Use dep_cost_1.
7379 (contributes_to_priority_p): Use sched_deps_info instead of
7381 (priority): Adjust to work with selective scheduling. Process the
7382 corner case when all dependencies don't contribute to priority.
7383 (rank_for_schedule): Use ds_weak instead of dep_weak.
7384 (advance_state): New function. Move logic from ...
7385 (advance_one_cycle): ... here.
7386 (add_to_note_list, concat_note_lists): New functions.
7387 (rm_other_notes): Make static. Adjust for selective scheduling.
7388 (remove_notes, restore_other_notes): New functions.
7389 (move_insn): Add two arguments. Update assert. Don't call
7391 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7392 Remove more_issue, max_points. Move the code to initialize
7393 max_lookahead_tries to max_issue.
7394 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7395 ready. Adjust use of move_insn. Call restore_other_notes.
7397 (sched_init, sched_finish): Move Haifa-specific initialization/
7399 (haifa_sched_init, haifa_sched_finish): ... respectively.
7401 (setup_sched_dump): New function.
7402 (haifa_init_only_bb): New static function.
7403 (haifa_speculate_insn): New static function.
7404 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7405 (extend_ready, extend_all): Remove.
7406 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7407 (create_check_block_twin, add_to_speculative_block): Use
7408 haifa_insns_init instead of extend_global. Update to use new
7409 initialization functions. Change parameter. Factor out code from
7410 create_check_block_twin to ...
7411 (sched_create_recovery_edges) ... this new function.
7412 (add_block): Remove.
7413 (sched_scan_info): New.
7414 (extend_bb): Use sched_scan_info.
7415 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7416 static functions for walking through scheduling region.
7417 (sched_luids): New vector variable to replace uid_to_luid.
7418 (luids_extend_insn): New function.
7419 (sched_max_luid): New variable.
7420 (luids_init_insn): New function.
7421 (sched_init_luids, sched_finish_luids): New functions.
7422 (insn_luid): New debug function.
7423 (sched_extend_target): New function.
7424 (haifa_init_insn): New static function.
7425 (sched_init_only_bb): New hook.
7426 (sched_split_block): New hook.
7427 (sched_split_block_1): New function.
7428 (sched_create_empty_bb): New hook.
7429 (sched_create_empty_bb_1): New function.
7430 (common_sched_info, ready): New global variables.
7431 (current_sched_info_var): Remove.
7432 (move_block_after_check): Use common_sched_info.
7433 (haifa_luid_for_non_insn): New static function.
7434 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7435 (increase_insn_priority): New.
7436 * modulo-sched.c (issue_rate): Remove static declaration.
7437 (sms_sched_info): Change type to haifa_sched_info.
7438 (sms_sched_deps_info, sms_common_sched_info): New variables.
7439 (setup_sched_infos): New.
7440 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7441 Do not call regstat_free_calls_crossed.
7442 (sms_print_insn): Use const_rtx.
7443 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7444 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7445 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7446 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7447 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7448 current_sched_info to use it.
7449 (enum reg_pending_barrier_mode): Move to sched-int.h.
7450 (h_d_i_d): New variable. Initialize to NULL.
7451 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7453 (estimate_dep_weak): Remove static declaration.
7454 (sched_has_condition_p): New function. Adjust users of
7455 sched_get_condition to use it instead.
7456 (conditions_mutex_p): Add arguments indicating which conditions are
7458 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7459 argument to indicate whether returned condition is reversed. Do not
7460 generate new rtx when condition should be reversed; indicate it by
7461 setting new argument instead.
7462 (add_dependence_list_and_free): Add deps parameter.
7463 Update all users. Do not free dependence list when
7464 deps context is readonly.
7465 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7467 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7468 (remove_from_deps): New. Use the above functions.
7469 (cur_insn, can_start_lhs_rhs_p): New static variables.
7470 (add_or_update_back_dep_1): Initialize present_dep_type.
7471 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7472 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7473 haifa_note_dep): New functions implementing dependence hooks for
7474 the Haifa scheduler.
7475 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7476 note_dep): New functions.
7477 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7479 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7480 (free_deps): Initialize deps->reg_last.
7481 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7482 sched_analyze_insn): Update to use dependency hooks infrastructure
7483 and readonly contexts.
7484 (deps_analyze_insn): New function. Move part of logic from ...
7485 (sched_analyze): ... here. Also move some logic to ...
7486 (deps_start_bb): ... here. New function.
7487 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7489 (sched_deps_init): New function. Move code from ...
7490 (init_dependency_caches): ... here. Remove.
7491 (init_deps_data_vector): New.
7492 (sched_deps_finish): New function. Move code from ...
7493 (free_dependency_caches): ... here. Remove.
7494 (init_deps_global, finish_deps_global): Adjust for use with
7495 selective scheduling.
7496 (get_dep_weak): Move logic to ...
7497 (get_dep_weak_1): New function.
7498 (ds_merge): Move logic to ...
7499 (ds_merge_1): New static function.
7500 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7501 (ds_get_max_dep_weak): New function.
7502 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7503 (n_insns): Rename to rgn_n_insns.
7504 (debug_ebb_dependencies): New function.
7505 (init_ready_list): Use it.
7506 (begin_schedule_ready): Use sched_init_only_bb.
7507 (ebb_print_insn): Indicate when an insn starts a new cycle.
7508 (contributes_to_priority, compute_jump_reg_dependencies,
7509 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7510 (add_block1): Remove to ebb_add_block.
7511 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7512 (schedule_ebb): Initialize them. Use remove_notes instead of
7513 rm_other_notes. Use haifa_local_init/finish.
7514 (schedule_ebbs): Use haifa_sched_init/finish.
7515 * sched-int.h: Include vecprim.h, remove rtl.h.
7516 (struct ready_list): Delete declaration.
7517 (sched_verbose_param, enum sched_pass_id_t,
7518 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7519 (struct sched_scan_info_def): New structure.
7520 (sched_scan_info, sched_scan, sched_init_bbs,
7521 sched_init_luids, sched_finish_luids, sched_extend_target,
7522 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7523 (struct common_sched_info_def): New.
7524 (common_sched_info, haifa_common_sched_info,
7525 sched_emulate_haifa_p): Declare.
7527 (sched_luids): Declare.
7528 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7529 (sched_max_luid, insn_luid): Declare.
7530 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7531 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7532 print_insn, print_pattern, print_value, haifa_classify_insn,
7533 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7534 setup_sched_dump, sched_init, sched_finish,
7535 sel_insn_is_speculation_check): Export.
7536 (struct ready_list): Move from haifa-sched.c.
7537 (ready_try, ready, max_issue): Export.
7538 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7539 sched_init_only_bb, sched_split_block, sched_split_block_1,
7540 sched_create_empty_bb, sched_create_empty_bb_1,
7541 sched_create_recovery_block, sched_create_recovery_edges): Export.
7542 (enum reg_pending_barrier_mode): Export.
7543 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7545 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7546 print_insn field. Move add_block and fix_recovery_cfg to
7547 common_sched_info_def. Move compute_jump_reg_dependencies,
7549 (struct sched_deps_info_def): ... this new structure.
7550 (sched_deps_info): Declare.
7551 (struct spec_info_def): Remove weakness_cutoff, add
7552 data_weakness_cutoff and control_weakness_cutoff.
7553 (spec_info): Declare.
7554 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7556 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7557 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7558 (current_sched_info): Change type to struct haifa_sched_info.
7559 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7560 (h_d_i_d): New variable.
7561 (HDID): New accessor macro.
7562 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7563 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7565 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7566 (enum SCHED_FLAGS): Update for selective scheduler.
7567 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7568 (init_dependency_caches, free_dependency_caches): Delete declarations.
7569 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7570 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7571 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7572 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7573 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7575 (rm_other_notes): Delete declaration.
7576 (schedule_block): Remove one argument.
7577 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7578 ready_element, ready_lastpos, sched_extend_ready_list,
7579 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7580 concat_note_lists): Export.
7581 (struct region): Move from sched-rgn.h.
7582 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7583 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7584 BLOCK_TO_BB, CONTAINING_RGN): Export.
7585 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7586 (current_nr_blocks, current_blocks, target_bb): Likewise.
7587 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7588 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7589 sched_rgn_local_init, extend_regions,
7590 rgn_make_new_region_out_of_new_block, compute_priorities,
7591 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7592 extend_rgns, deps_join rgn_setup_common_sched_info,
7593 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7594 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7595 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7596 increase_insn_priority): Likewise.
7597 * sched-rgn.c: Include sel-sched.h.
7598 (ref_counts): New static variable. Use it ...
7599 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7600 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7601 (sched_is_disabled_for_current_region_p): Delete static declaration.
7602 (struct region): Move to sched-int.h.
7603 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7604 ebb_head): Define and initialize.
7605 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7606 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7607 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7609 (find_single_block_region): Add new argument to indicate that EBB
7610 regions should be constructed.
7611 (debug_live): Delete declaration.
7612 (current_nr_blocks, current_blocks, target_bb):
7613 Remove static qualifiers.
7614 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7616 (init_regions): Delete declaration.
7617 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7618 rgn_estimate_number_of_insns): New.
7619 (too_large): Use estimate_number_of_insns.
7620 (haifa_find_rgns): New. Move the code from ...
7621 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7622 (free_trg_info): New.
7623 (compute_trg_info): Allocate candidate tables here instead of ...
7624 (init_ready_list): ... here.
7625 (rgn_print_insn): Use const_rtx.
7626 (contributes_to_priority, extend_regions): Delete static declaration.
7627 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7628 (add_block1): Rename to rgn_add_block.
7629 (debug_rgn_dependencies): Delete static qualifier.
7630 (new_ready): Use sched_deps_info. Simplify.
7631 (rgn_common_sched_info, rgn_const_sched_deps_info,
7632 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7634 (region_sched_info): Rename to rgn_const_sched_info.
7635 (deps_join): New, extracted from ...
7636 (propagate_deps): ... here.
7637 (compute_block_dependences, debug_dependencies): Update for selective
7639 (free_rgn_deps, compute_priorities): New functions.
7640 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7641 sched_rgn_compute_dependencies): New functions.
7642 (schedule_region): Use them.
7643 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7644 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7646 (schedule_insns): Call new functions that were split out.
7647 (rgn_make_new_region_out_of_new_block): New.
7648 (get_rgn_sched_max_insns_priority): New.
7649 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7650 scheduling when appropriate.
7651 * sched-vis.c: Include insn-attr.h.
7652 (print_value, print_pattern): Make global.
7653 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7654 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7655 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7656 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7657 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7658 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7659 hooks. Initialize them to 0.
7660 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7661 * target.h (struct gcc_target): Add them. Rename gen_check field to
7663 * flags.h (sel_sched_switch_set): Declare.
7664 * opts.c (sel_sched_switch_set): New variable.
7665 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7666 pipelining is disabled from command line.
7667 (common_handle_option): Record whether selective scheduling is
7668 requested from command line.
7669 * doc/invoke.texi: Document new flags and parameters.
7670 * doc/tm.texi: Document new target hooks.
7671 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7673 (dfa_state_size): Do not declare locally.
7674 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7675 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7676 rs6000_alloc_sched_context, rs6000_set_sched_context,
7677 rs6000_free_sched_context): New functions.
7678 (struct _rs6000_sched_context): New.
7679 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7681 (rs6000_sched_finish): Do not run for selective scheduling.
7683 2008-08-31 Jan Hubicka <jh@suse.cz>
7685 * frv.c (frv_rtx_costs): Update forward declaration.
7686 * spu.c (spu_rtx_costs): Likewise.
7687 * pdp11.c: Include df.h
7688 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7689 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7690 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7691 * iq2000.c (iq2000_address_cost): Add speed argument.
7692 (iq2000_rtx_costs): Likewise.
7693 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7694 update call of mn10300_address_cost.
7695 * mcore.c: Include df.h
7696 (mcore_rtx_costs): Update prototype.
7697 * score3.c: Include df.h
7698 (score3_rtx_costs): Remove speed argument.
7699 * score7.c: Include df.h
7700 (score7_address_cost): Remove speed argument.
7701 * score-protos.h (score_address_cost): Update prototype.
7702 * score.c: Include df.h
7703 (score_rtx_costs): Update call of costs functions.
7704 * v850.c (v850_rtx_costs): Add bool argument.
7706 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7708 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7710 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7712 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7713 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7715 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7717 * mkmap-flat.awk: Add option pe_dll.
7718 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7719 * config/i386/t-cygwin (SHLIB_LC): Add.
7720 * config/i386/t-mingw32 (SHLIB_LC): Add.
7721 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7722 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7723 (LINK_SPEC): Support libgcc_s.
7724 (LIBGCC_SPEC): Support libgcc_s.
7725 (LIBGCC_SONAME): New.
7727 2008-08-31 Jan Hubicka <jh@suse.cz>
7729 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7730 mistakely had old version of patch.
7732 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7733 (ipcp_estimate_growth): New.
7734 (ipcp_insert_stage): Use ipcp_estimate_growth.
7735 * profile.c (branch_prob): When reading failed, do not consider
7738 2008-08-31 Jan Hubicka <jh@suse.cz>
7740 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7741 loop is optimized for speed.
7743 2008-08-31 Richard Guenther <rguenther@suse.de>
7746 * fold-const.c (fold_binary): Retain conversions in folding
7749 2008-08-31 Jan Hubicka <jh@suse.cz>
7751 * postreload-gcse.c (eliminate_partially_redundant_loads):
7752 Use optimize_bb_for_size_p.
7753 * predict.c (maybe_hot_frequency_p): Make inline.
7754 (maybe_hot_count_p): Break out from ...
7755 (maybe_hot_bb_p): ... this one.
7756 (maybe_hot_edge_p): Simplify.
7757 * basic-block.h (probably_cold_bb_p): Remove.
7759 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7762 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7764 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7765 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7766 Also split V4SFmode.
7767 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7770 2008-08-31 Jan Hubicka <jh@suse.cz>
7772 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7774 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7776 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7779 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7782 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7783 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7785 2008-08-31 Jan Hubicka <jh@suse.cz>
7787 * sparc.h (BRANCH_COST): Fix macro definition.
7788 * avr.c (avr_operand_rtx_cost): Add speed argument.
7789 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7791 2008-08-31 Richard Guenther <rguenther@suse.de>
7793 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7794 types instead of operands. Re-instantiate verifying of
7795 binary expression operands.
7797 2008-08-30 Jan Hubicka <jh@suse.cz>
7799 * fwprop.c (should_replace_address): Add speed attribute.
7800 (PR_OPTIMIZE_FOR_SPEED): New flag.
7801 (propagate_rtx_1): Use it.
7802 (propagate_rtx): Set it.
7803 (try_fwprop_subst): Update call of rtx_costs.
7804 (forward_propagate_and_simplify): LIkewise.
7805 * hooks.c (hook_int_rtx_bool_0): New
7806 (hook_bool_rtx_int_int_intp_false): Replace by ...
7807 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7808 * hooks.h (hook_int_rtx_bool_0): New
7809 (hook_bool_rtx_int_int_intp_false): Replace by ...
7810 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7811 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7812 (prepare_cmp_insn): UPdate call of rtx_cost.
7813 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7814 (reload_cse_simplify_operands): Update call of rtx_cost.
7815 (reload_cse_move2add): call of rtx_cost.
7816 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7817 * rtlanal.c (rtx_cost): Add speed argument.
7818 (address_cost): Add speed argument
7819 (default_address_cost): Likewise.
7820 (insn_rtx_cost): Likewise.
7821 * cfgloopanal.c (seq_cost): Add speed argument.
7822 (target_reg_cost, target_spill_cost): Turn to array.
7823 (init_set_costs): Update for speed.
7824 (estimate_reg_pressure_cost): Add speed argument.
7825 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7826 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7827 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7828 (seq_cost): Add speed argument.
7829 (computation_cost): Add speed arugment.
7830 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7831 (force_expr_to_var_cost): Update for profile info.
7832 (force_var_cost): Likewise.
7833 (split_address_cost): Likewise.
7834 (ptr_difference_cost): Likewise.
7835 (difference_cost): Likewise.
7836 (get_computation_cost_at): Likewise.
7837 (determine_iv_cost): Likewise.
7838 (ivopts_global_cost_for_size): Likewise.
7839 (rewrite_use_address): Likewise.
7840 (tree_ssa_iv_optimize_loop): Initialize speed field.
7841 * cse.c (optimize_this_for_speed_p): New static var.
7842 (notreg_cost): Update call of rtx_cost.
7843 (cse_extended_basic_block): set optimize_this_for_speed_p.
7844 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7845 (noce_try_cmove_arith): Likewise.
7846 (noce_try_sign_mask): LIkewise.
7847 * expr.c (compress_float_constant): Update rtx_cost calls.
7848 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7850 (addr_to_parts): Likewise.
7851 (create_mem_ref): Likewise.
7852 * dse.c (find_shift_sequence): Add speed argument.
7853 (replace_read): Update call.
7854 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7855 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7856 * neg_cost, shift_cost, shiftadd_cost,
7857 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7858 mul_highpart_cost): Increase dimension.
7859 (init_expmed): Initialize for both size and speed.
7860 (expand_shift): Use profile.
7861 (synth_mult): Use profile.
7862 (choose_mult_variant): Use profile.
7863 (expand_mult): Use profile.
7864 (expand_mult_highpart_optab): Use profile.
7865 (expand_mult_highpart): Use profile.
7866 (expand_smod_pow2): Use profile.
7867 (expand_divmod): Use profile.
7868 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7870 * loop-invariant.c (create_new_invariant): Use profile.
7871 (gain_for_invariant): Add speed parameter.
7872 (best_gain_for_invariant): Likewise.
7873 (find_invariants_to_move): Likewise.
7874 (move_single_loop_invariants): Set it.
7875 * target-def.h (TARGET_RTX_COSTS): Use hook.
7876 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7877 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7878 * output.h (default_address_cost): Update prototype.
7879 * combine.c (optimize_this_for_speed_p): New static var.
7880 (combine_validate_cost): Update call of rtx_cost.
7881 (combine_instructions): Set optimize_this_for_speed_p.
7882 (expand_compound_operation): Update call of rtx_cost.
7883 (make_extraction):Update call of rtx_cost.
7884 (force_to_mode):Update call of rtx_cost.
7885 (distribute_and_simplify_rtx):Update call of rtx_cost.
7886 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7887 (estimate_reg_pressure_cost): Update prototype.
7888 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7889 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7891 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7892 (alpha_rtx_costs): Update.
7893 * config/frv/frv.c (frv_rtx_costs): Update.
7894 * config/s390/s390.c (s390_rtx_costs): Update.
7895 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7896 (m32c_rtx_costs): Update.
7897 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7898 (spu_rtx_costs): Update.
7899 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7900 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7901 * config/i386/i386.c (:ix86_address_cost): Update.
7902 (ix86_rtx_costs): Update.
7903 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7904 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7905 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7906 * config/crx/crx.c (crx_address_cost): Update.
7907 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7908 * config/stormy16/stormy16.c
7909 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7910 * config/m68hc11/m68hc11.c
7911 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7912 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7913 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7915 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7917 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7918 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7919 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7920 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7921 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7922 (mcore_rtx_costs): update.
7923 * config/score/score3.c (score3_rtx_costs): Update.
7924 * config/score/score7.c (score7_rtx_costs): Update.
7925 * config/score/score3.h (score3_rtx_costs):Update.
7926 * config/score/score7.h (score7_rtx_costs): Update.
7927 * config/score/score.c (score_rtx_costs): Update.
7928 * config/arm/arm.c (arm_address_cost): Update.
7929 (arm_rtx_costs_1): Update.
7930 (arm_rtx_costs_1): Update.
7931 (arm_size_rtx_costs): Update.
7932 (arm_size_rtx_costs): Update.
7933 (arm_size_rtx_costs): Update.
7934 (arm_xscale_rtx_costs): Update.
7935 (arm_thumb_address_cost): Update.
7936 * config/pa/pa.c (hppa_address_cost): Update.
7937 * config/mips/mips.c (mips_rtx_costs): Update.
7938 * config/vax/vax.c (vax_address_cost): Update.
7939 * config/h8300/h8300.c (h8300_shift_costs): Update.
7940 (h8300_rtx_costs): Update.
7941 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7942 (v850_rtx_costs): Update.
7943 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7944 * config/bfin/bfin.c
7945 (bfin_address_cost): Update.
7946 (bfin_rtx_costs): Update.
7947 * stmt.c (lshift_cheap_p): Update.
7949 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7952 * expmed.c (extract_bit_field_1): Check the mode size to make
7953 sure the vector modes have the same size.
7955 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7957 * dojump.c (top level): Include basic-block.h to declare
7958 optimize_insn_for_speed_p
7960 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7962 * opts.h (CL_SAVE): New option class for marking options that are
7963 target specific options usable in the target attribute.
7964 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7966 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7967 can easily find the target specific options that are safe to use
7968 in the attribute or pragma.
7970 * attribs.c (decl_attributes): Change #pragma GCC option to
7971 #pragma GCC target, and attribute((option(...))) to
7972 attribute((target(...))).
7974 * doc/extend.texi (target attribute): Change from option
7975 attribute. Delete push/pop/reset.
7976 (#pragma GCC target): Change from #pragma GCC option. Delete
7978 (#pragma GCC push_options): Document new pragma.
7979 (#pragma GCC pop_options): Document new pragma.
7980 (#pragma GCC reset_options): Document new pragma.
7982 * targhooks.c (default_target_option_valid_attribute_p): Add
7983 warning about port not supporting target attributes.
7984 (default_target_option_pragma_parse): New function, warn about
7985 #pragma GCC target not being supported.
7987 * targhooks.h (default_target_option_pragma_parse): Add
7990 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7991 TI_CURRENT_OPTION_PRAGMA.
7992 (current_target_pragma): Rename from current_option_pragma.
7994 * target.h (struct target_option): Delete booleans for changing
7995 the optimization level on hot/cold functions. Change signature of
7996 pragma_parse hook to take a second tree.
7998 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
8000 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
8001 that the declaration is done at global scope.
8003 * langhooks.c (add_builtin_function_common): Move most of the code
8004 from add_builtin_function here, calling the hook passed in.
8005 (add_builtin_function): Call add_builtin_function_common with
8006 standard builtin hook.
8007 (add_builtin_function_ext_scope): New function to add builtins to
8010 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
8012 (add_builtin_function_ext_scope): Add declaration.
8014 * c-pragma.c (handle_pragma_target): Rename from
8015 handle_pragma_option, #pragma GCC option is now #pragma GCC
8016 target. Move warning about port not supporting target options to
8017 default pragma parse hook. Remove push/pop/reset from this
8019 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8020 (option_stack): Delete static variable.
8021 (optimize_stack): Ditto.
8022 (optons_stack): New stack of saved target and optimization
8024 (handle_pragma_push_options): New function to handle pushing both
8025 target and optimization options.
8026 (handle_pragma_pop_options): New function to handle popping both
8027 target and optimization options.
8028 (handle_pragma_reset_options): New function to handle resetting
8029 both target and optimization options to their initial state.
8030 (init_pragma): Rename handle_pragma_option to
8031 handle_pragma_target. Add support for push_options, pop_options,
8032 and reset_options pragmas.
8034 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8035 default_target_option_pragma_parse.
8036 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8037 default_target_option_valid_attribute_p.
8038 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8039 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8040 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8041 optimization level on hot/cold functions.
8043 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8044 if the caller and callee have different optimization levels.
8046 * c-common.c (handle_target_attribute): Rename from
8047 handle_option_attribute, attribute((option(...))) is now
8048 attribute((target(...))). Move warning if the port does not
8049 support target attributes to the default hook.
8050 (handle_hot_attribute): Delete code to change the optimization
8051 level of hot functions.
8052 (handle_cold_attribute): Ditto.
8054 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8055 argument that is the binary tree options to use if there are no
8056 arguments. Call ix86_valid_target_attribute_tree instead of
8057 ix86_valid_option_attribute_tree.
8058 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8059 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8060 ix86_pragma_option_parse.
8062 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8063 Rename from ix86_valid_option_attribute_tree.
8065 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8066 new builtins when the ISA changes.
8067 (ix86_valid_target_attribute_tree): Rename from
8068 ix86_valid_option_attribute_tree. Change callers. If the
8069 function specified optimization options, use those as the starting
8070 point before setting up the target attributes. If the
8071 optimization options were changed in the course of setting the
8072 target attributes, record the new optimization options.
8073 (ix86_valid_target_attribute_tree_inner_p): Rename from
8074 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8075 ix86_add_new_builtins if the ISA changed.
8076 (ix86_valid_target_attribute_p): Rename from
8077 ix86_valid_option_attribute_p. Change callers.
8078 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8079 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8080 as delayed builtin functions.
8081 (struct builtin_isa): New structure to record builtin functions
8082 that should be delayed until the ISA for that function is used.
8083 (ix86_builtins_isa): Change from int to struct to track builtin
8084 functions we want to declare at some point.
8085 (def_builtin): If the front end can delay defining the builtin
8086 functions, don't create builtins for ISAs not part of the default
8088 (def_builtin_const): Ditto.
8089 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8090 __builtin_ia32_pcmov_v2di to be different builtin functions.
8091 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8092 a structure instead of an int.
8093 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8094 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8095 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8096 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8098 * config/ia64/ia64.h
8099 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8100 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8102 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8103 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8104 (LANG_HOOKS_INITIALIZER): Add
8105 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8107 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8110 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8111 the reload address with the index register for SFmode
8112 access with a displacement.
8114 2008-08-30 Jan Hubicka <jh@suse.cz>
8116 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8117 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8118 * dojump.c (do_jump): Likewise.
8119 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8120 (note-if_info): Add BRANCH_COST.
8121 (noce_try_store_flag_constants, noce_try_addcc,
8122 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8123 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8124 find_if_case_2): Use computed branch cost.
8125 * expr.h (BRANCH_COST): Update default.
8126 * predict.c (predictable_edge_p): New function.
8127 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8128 Update BRANCH_COST call.
8129 * basic-block.h (predictable_edge_p): Declare.
8130 * config/alpha/alpha.h (BRANCH_COST): Update.
8131 * config/frv/frv.h (BRANCH_COST): Update.
8132 * config/s390/s390.h (BRANCH_COST): Update.
8133 * config/spu/spu.h (BRANCH_COST): Update.
8134 * config/sparc/sparc.h (BRANCH_COST): Update.
8135 * config/m32r/m32r.h (BRANCH_COST): Update.
8136 * config/i386/i386.h (BRANCH_COST): Update.
8137 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8139 * config/sh/sh.h (BRANCH_COST): Update.
8140 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8141 * config/avr/avr.h (BRANCH_COST): Update.
8142 * config/crx/crx.h (BRANCH_COST): Update.
8143 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8144 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8145 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8146 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8147 * config/ia64/ia64.h (BRANCH_COST): Update.
8148 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8149 * config/arc/arc.h (BRANCH_COST): Update.
8150 * config/score/score.h (BRANCH_COST): Update.
8151 * config/arm/arm.h (BRANCH_COST): Update.
8152 * config/pa/pa.h (BRANCH_COST): Update.
8153 * config/mips/mips.h (BRANCH_COST): Update.
8154 * config/vax/vax.h (BRANCH_COST): Update.
8155 * config/h8300/h8300.h (BRANCH_COST): Update.
8156 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8157 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8158 * doc/tm.texi (BRANCH_COST): Update.
8160 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8163 * config/arm/arm.c (arm_optimization_options): Set
8164 flag_section_anchors to 2 instead of 1 to distinguish it from
8165 -fsection-anchors given explicitely on the command line.
8167 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8169 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8170 final insn of a split.
8172 2008-08-30 Jan Hubicka <jh@suse.cz>
8174 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8175 optimized for speed.
8176 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8177 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8178 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8179 flag_gcse_after_reload_set): New static vars.
8180 (common_handle_option): Enable those flags for profile-use.
8181 (decode_options): Remove optimize_size flags that are handled
8182 on higher granuality.
8183 * tree-vectorizer.c (vectorize_loops): Use
8184 optimize_loop_nest_for_speed_p.
8185 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8186 * tree-predcom.c (tree_predictive_commoning): Use
8187 optimize_loop_for_speed_p.
8188 * varasm.c (assemble_start_function): Use
8189 optimize_function_for_speed_p.
8190 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8191 * predict.c (optimize_loop_for_speed_p): Fix walk.
8193 2008-08-30 Jan Hubicka <jh@suse.cz>
8195 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8197 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8198 profile presence locally.
8200 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8203 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8204 versions before 4.0.
8206 2008-08-29 Jan Hubicka <jh@suse.cz>
8208 * tree-inline.c (insert_init_stmt): Insert sequence even when
8211 2008-08-29 Jeff Law <law@redhat.com>
8213 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8214 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8215 location and class is an FP register.
8217 2008-08-29 Jan Hubicka <jh@suse.cz>
8219 * see.c (see_merge_one_def_extension): Silence used uninitialized
8221 * matrix-reorg.c (check_allocation_function): Likewise.
8222 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8224 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8227 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8228 compute new & and | in type rather than TREE_TYPE (arg0).
8230 * dwarf2out.c (fortran_common): Update comment.
8231 (gen_variable_die): Swap com_die and var_die variables in Fortran
8232 COMMON block handling code.
8234 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8236 * dwarf2out.c (gen_const_die): New function.
8237 (size_of_die, value_format, output_die): Output larger
8238 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8239 (native_encode_initializer): New function.
8240 (tree_add_const_value_attribute): Call it.
8241 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8243 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8244 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8245 TREE_THIS_VOLATILE to add_type_attribute.
8247 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8249 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8252 * dwarf2out.c (loc_by_reference): New function.
8253 (add_location_or_const_value_attribute): Use it.
8256 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8257 as DW_TAG_variable children of DW_TAG_common_block rather than
8258 DW_TAG_member children. Put DW_AT_external to individual
8259 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8261 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8262 loc_descriptor_from_tree_1.
8266 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8267 arguments to imported_module_or_decl.
8268 (debug_nothing_tree_tree): Removed.
8269 (debug_nothing_tree_tree_tree_bool): New prototype.
8270 * debug.c (do_nothing_debug_hooks): Adjust.
8271 (debug_nothing_tree_tree): Removed.
8272 (debug_nothing_tree_tree_tree_bool): New function.
8273 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8274 (gen_variable_die): Put all common vars for the
8275 same COMMON block under one DW_TAG_common_block.
8276 (declare_in_namespace): Return new context_die, for Fortran
8277 return the module DIE instead of adding extra declarations into
8279 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8280 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8281 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8283 (dwarf2out_global_decl): Don't skip Fortran global vars.
8284 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8285 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8286 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8287 DW_TAG_imported_declaration as child of previous
8288 DW_TAG_imported_module.
8289 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8290 * sdbout.c (sdb_debug_hooks): Likewise.
8291 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8293 2008-08-29 Jan Hubicka <jh@suse.cz>
8295 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8297 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8298 * ipa-cp.c (n_cloning_candidates): New static variable.
8299 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8300 (ipcp_print_all_lattices): Improve debug output.
8301 (ipcp_cloning_candidate_p): New function.
8302 (ipcp_initialize_node_lattices): Use it.
8303 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8304 (ipcp_propagate_stage): Prettier debug output.
8305 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8306 (ipcp_print_all_structures): Remove.
8307 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8308 (ipcp_insert_stage): Prettier debug output; call
8309 cgraph_remove_unreachable_nodes before propagating.
8310 (pass_ipa_cp): Schedule function removal pass.
8311 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8313 (cgraph_maybe_hot_edge_p): Move to ...
8314 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8315 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8316 (common_handle_option): Set them; enable ipa-cp when profiling.
8317 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8318 (ipa_print_all_jump_functions): Likewise.
8319 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8320 (ipa_print_node_params, ipa_print_all_params): New.
8321 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8322 ipa_print_all_param_flags): Remove.
8323 (ipa_print_node_params, ipa_print_all_params): New.
8325 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8327 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8328 change from 2008-04-03.
8329 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8331 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8334 * ira-color.c (push_allocnos_to_stack): Truncate
8335 removed_splay_allocno_vec.
8337 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8340 * ira-color (ira_fast_allocation): Don't assign hard registers to
8343 2008-08-29 Jan Hubicka <jh@suse.cz>
8346 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8347 for cold internal loops.
8349 2008-08-29 Richard Guenther <rguenther@suse.de>
8351 * tree-ssa-structalias.c (create_variable_info_for): Do not
8352 create fields for heap vars or vars with a noalias state.
8353 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8356 2008-08-29 Richard Guenther <rguenther@suse.de>
8358 * common.opt (ftree-store-ccp): Mark as preserved for
8359 backward compatibility.
8360 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8361 * tree-pass.h (pass_store_ccp): Remove.
8362 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8363 (first_vdef): Remove declaration.
8364 (get_value_loaded_by): Likewise.
8365 * tree-ssa-ccp.c (do_store_ccp): Remove.
8366 (get_default_value): Simplify as do_store_ccp is always false
8367 now. Do not initialize mem_ref.
8368 (set_value_varying): Likewise.
8369 (canonicalize_float_value): Likewise.
8370 (set_lattice_value): Likewise.
8371 (likely_value): Likewise.
8372 (surely_varying_stmt_p): Likewise.
8373 (ccp_initialize): Likewise.
8374 (ccp_lattice_meet): Likewise.
8375 (ccp_visit_phi_node): Likewise.
8376 (ccp_fold): Likewise.
8377 (evaluate_stmt): Likewise.
8378 (visit_assignment): Likewise.
8379 (ccp_visit_stmt): Likewise.
8380 (execute_ssa_ccp): Fold into ...
8381 (do_ssa_ccp): ... this.
8382 (do_ssa_store_ccp): Remove.
8383 (gate_store_ccp): Likewise.
8384 (pass_store_ccp): Likewise.
8385 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8387 * tree-ssa-propagate.c (first_vdef): Remove.
8388 (get_value_loaded_by): Likewise.
8389 (replace_vuses_in): Likewise.
8390 (substitute_and_fold): Do not call replace_vuses_in.
8391 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8393 2008-08-29 Richard Guenther <rguenther@suse.de>
8396 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8397 PARAM_NOALIAS tags with is_heapvar.
8398 * tree-ssa-operands.c (access_can_touch_variable): Offset
8399 based tests do not apply for heapvars. Fix offset test.
8401 2008-08-29 Jan Hubicka <jh@suse.cz>
8403 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8404 (-fipa-cp-clone): Enabled by default at -O3.
8405 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8406 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8408 2008-08-29 Jan Hubicka <jh@suse.cz>
8410 * tree.c (build_function_type_skip_args,
8411 build_function_decl_skip_args): New functions.
8412 * tree.h (build_function_type_skip_args,
8413 build_function_decl_skip_args): Declare.
8414 * gimple.c (giple_copy_call_skip_args): New function.
8415 (giple_copy_call_skip_args): Declare.
8417 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8418 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8419 (ipcp_node_modifiable_p): ... this one; use
8420 tree_versionable_function_p.
8421 (ipcp_create_replace_map): Improve debug output.
8422 (ipcp_need_redirect_p): Return false when not clonning.
8423 (ipcp_update_callgraph): Skip args.
8424 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8426 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8427 (save_inline_function_body): Update call of tree_function_versioning.
8428 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8429 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8431 (tree_function_versioning): Likewise.
8432 * tree-inline.h (tree_function_versioning): Update prototype.
8434 2008-08-29 Jan Hubicka <jh@suse.cz>
8436 * loop-unswitch.c (unswitch_single_loop): Use
8437 optimize_loop_for_speed_p.
8438 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8439 Use optimize_function_for_size_p.
8440 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8441 * postreload-gcse.c (eliminate_partially_redundant_load):
8442 Use optimize_bb_for_size_p.
8443 * value-prof.c (gimple_divmod_fixed_value_transform,
8444 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8445 gimple_stringops_transform): Use optimize_bb_for_size_p.
8446 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8447 * final.c (compute_alignments): Use optimize_function_for_size_p.
8448 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8449 (fold_builtin_strcpy, fold_builtin_fputs): Use
8450 optimize_function_for_size_p.
8451 * fold-const.c (tree_swap_operands_p): Use
8452 optimize_function_for_size_p.
8453 * recog.c (relax_delay_slots): Likewise.
8454 * tree-ssa-math-opts.c (replace_reciprocal):
8455 Use optimize_bb_for_speed_p.
8456 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8457 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8458 optimize_function_for_size_p.
8459 (cgraph_decide_inlining_of_small_function): Use
8460 optimize_function_for_size_p.
8461 * global.c (find_reg): Use optimize_function_for_size_p.
8462 * opts.c (decode_options): Do not clear flag_tree_ch,
8463 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8464 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8465 work it out from profile.
8466 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8467 optimize_loop_for_speed_p.
8468 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8470 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8471 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8472 * tree-eh.c (decide_copy_try_finally): Use
8473 optimize_function_for_size_p.
8474 * local-alloc.c (block_alloc): Pass BB pointer.
8475 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8476 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8477 * loop-unroll.c (decide_unrolling_and_peeling):
8478 Use optimize_loop_for_size_p.
8479 (decide_peel_completely): Likewise.
8480 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8481 optimize_loop_for_size_p.
8482 (vect_enhance_data_refs_alignment): Likewise.
8483 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8484 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8486 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8487 (try_crossjump_bb): Use optimize_bb_for_size_p.
8488 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8489 optimize_loop_for_speed_p.
8490 * bb-reorder.c (find_traces_1_round): Likewise.
8491 (copy_bb): Use optimize_bb_for_speed_p.
8492 (duplicate_computed_gotos): Likewise.
8493 * basic-block.h (optimize_loop_nest_for_size_p,
8494 optimize_loop_nest_for_speed_p): New.
8495 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8497 2008-08-29 Tristan Gingold <gingold@adacore.com>
8499 * gcov.c (main): Call expandargv.
8501 2008-08-29 Jan Hubicka <jh@suse.cz>
8503 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8505 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8507 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8508 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8510 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8512 2008-08-29 Jan Hubicka <jh@suse.cz>
8514 * tree-pass.h (pass_strip_predict_hints): Declare.
8515 * predict.c (strip_builtin_expect): Rename to ...
8516 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8517 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8518 (tree_estimate_probability): Do not strip builtin_expect.
8519 (pass_strip_predict_hints): New pass.
8520 * tree-inline.c (expand_call_inline): When inlining cold function,
8521 predict it as unlikely.
8522 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8524 2008-08-29 Richard Guenther <rguenther@suse.de>
8526 PR tree-optimization/37207
8527 * tree-vrp.c (extract_range_from_binary_expr): Also try
8528 to constant fold if only one of the operands is a constant.
8530 2008-08-29 Nick Clifton <nickc@redhat.com>
8532 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8533 the same way as SYMBOL_REFs.
8535 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8537 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8539 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8541 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8542 * config/mips/mips.md (branch_likely): Remove const. Fix
8544 (define_delay for type "branch"): Change to only apply for branch
8545 with likely variant.
8546 (define_delay for type "branch" and "branch_likely" no). New delay
8548 (equality_op): New code iterator.
8549 (bbv, bbinv): New code attributes.
8550 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8553 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8554 Andrew Pinski <pinskia@gcc.gnu.org>
8557 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8559 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8561 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8562 rule that a symbolic constant must be defined and >= 0 for the
8563 corresponding facility to be present at compile-time.
8564 * gthr-posix.c: Likewise.
8566 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8568 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8569 * config/mips/mips.md (D): New mode attribute.
8570 (mulsi3, muldi3): Merge it into ...
8571 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8572 (muldi3_mul3): New pattern.
8573 (mulsi3_mult3): Rename to mulsi3_mul3.
8575 2008-08-28 Jan Hubicka <jh@suse.cz>
8577 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8579 * predict.c (always_optimize_for_size_p): Rename to ...
8580 (optimize_function_for_size): ... this one; make extern.
8581 (optimize_function_for_speed_p): New.
8582 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8583 optimize_edge_for_size_p,optimize_edge_for_size_p,
8584 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8585 * basic-block.h (optimize_function_for_size_p,
8586 optimize_function_for_speed_p): Declare.
8587 * i386.md (optimize_size checks): Replace them by appropriate
8589 (standard_80387_constant_p, ix86_compute_frame_layout,
8590 ix86_expand_epilogue, ix86_decompose_address,
8591 print_operand, emit_i387_cw_initialization,
8592 inline_memory_move_cost, ix86_pad_returns,
8593 ix86_reorg): Replace optimize_size checks.
8595 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8597 * rtl.h (simplify_subreg_regno): Declare.
8598 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8599 * simplify-rtx.c (simplify_subreg): ...here.
8600 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8601 subreg_offset_representable_p.
8603 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8606 * c-typeck.c (convert_for_assignment): Give a note describing what
8607 was passed and what was expected.
8609 2008-08-28 Joey Ye <joey.ye@intel.com>
8611 * doc/extend.texi: Document AVX built-in functions.
8612 * doc/invoke.texi: Document -mavx.
8614 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8615 Joey Ye <joey.ye@intel.com>
8616 Xuepeng Guo <xuepeng.guo@intel.com>
8618 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8620 * config/i386/cpuid.h (bit_FMA): New.
8621 (bit_XSAVE): Likewise.
8622 (bit_OSXSAVE): Likewise.
8623 (bit_AVX): Likewise.
8625 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8626 define. Use ASM_OUTPUT_AVX_PREFIX.
8628 * config/i386/gmmintrin.h: New.
8630 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8631 (OPTION_MASK_ISA_AVX_SET): New.
8632 (OPTION_MASK_ISA_FMA_SET): Likewise.
8633 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8634 (OPTION_MASK_ISA_FMA_SET): Likewise.
8635 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8636 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8637 (pta_flags): Add PTA_AVX and PTA_FMA.
8638 (override_options): Handle PTA_AVX and PTA_FMA.
8639 (init_cumulative_args): Handle warn_avx.
8640 (classify_argument): Return 0 for COImode and OImode. Return
8641 1 and X86_64_AVX_CLASS for 256bit vector types.
8642 (examine_argument): Handle X86_64_AVX_CLASS.
8643 (construct_container): Likewise.
8644 (function_arg_advance_32): Pass OImode and 256bit vector types
8646 (function_arg_advance_64): Take a new argument to indicate if a
8647 parameter is named. Handle 256bit vector types. Return
8648 immediately for unnamed 256bit vector mode parameters.
8649 (function_arg_advance): Updated.
8650 (function_arg_32): Add comments for TImode. Handle OImode
8651 and 256bit vector types.
8652 (function_arg_64): Take a new argument to indicate if a
8653 parameter is named. Handle 256bit vector types. Return NULL
8654 for unnamed 256bit vector mode parameters.
8655 (function_arg): Updated.
8656 (setup_incoming_varargs_64): Support
8657 AVX encoding for *sse_prologue_save_insn.
8658 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8659 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8660 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8661 enabled, otherwise return -3.
8662 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8664 (print_reg): Support AVX registers. Handle 'x' and 't'.
8665 Handle 'd' to duplicate the operand.
8666 (print_operand): Likewise. Also support AVX vector compare
8668 (output_387_binary_op): Support AVX.
8669 (output_fp_compare): Likewise.
8670 (ix86_expand_vector_move_misalign): Likewise.
8671 (ix86_attr_length_vex_default): New.
8672 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8673 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8674 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8675 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8676 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8677 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8678 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8679 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8680 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8681 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8682 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8683 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8684 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8685 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8686 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8687 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8688 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8689 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8690 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8691 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8692 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8693 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8694 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8695 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8696 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8697 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8698 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8699 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8700 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8701 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8702 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8703 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8704 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8705 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8706 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8707 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8708 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8709 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8710 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8711 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8712 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8713 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8714 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8715 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8716 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8717 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8718 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8719 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8720 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8721 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8722 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8723 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8724 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8725 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8726 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8727 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8728 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8729 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8730 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8731 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8732 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8733 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8734 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8735 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8736 and IX86_BUILTIN_MOVMSKPS256,
8737 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8738 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8739 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8740 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8741 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8742 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8743 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8744 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8745 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8746 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8747 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8748 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8749 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8750 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8751 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8752 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8753 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8754 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8755 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8756 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8757 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8758 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8759 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8760 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8761 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8762 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8763 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8764 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8765 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8766 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8767 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8768 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8769 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8770 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8771 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8772 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8773 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8774 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8775 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8776 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8777 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8778 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8779 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8780 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8781 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8782 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8783 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8784 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8785 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8786 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8787 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8788 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8789 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8790 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8791 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8792 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8793 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8794 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8796 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8797 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8798 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8799 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8800 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8801 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8802 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8803 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8804 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8805 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8806 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8807 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8808 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8809 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8810 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8811 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8812 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8813 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8814 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8815 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8816 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8817 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8818 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8819 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8820 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8821 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8822 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8823 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8824 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8825 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8826 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8827 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8828 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8829 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8830 IX86_BUILTIN_MOVMSKPS256.
8831 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8832 (ix86_expand_args_builtin): Likewise.
8833 (ix86_expand_special_args_builtin): Likewise.
8834 (ix86_hard_regno_mode_ok): Handle AVX modes.
8835 (ix86_expand_vector_init_duplicate): Likewise.
8836 (ix86_expand_vector_init_one_nonzero): Likewise.
8837 (ix86_expand_vector_init_one_var): Likewise.
8838 (ix86_expand_vector_init_concat): Likewise.
8839 (ix86_expand_vector_init_general): Likewise.
8840 (ix86_expand_vector_set): Likewise.
8841 (ix86_vector_mode_supported_p): Likewise.
8842 (x86_extended_reg_mentioned_p): Check INSN_P before using
8845 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8846 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8848 * config/i386/i386.h (TARGET_AVX): New.
8849 (TARGET_FMA): Likewise.
8850 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8851 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8852 (VALID_AVX256_REG_MODE): New.
8853 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8854 (AVX_FLOAT_MODE_P): Likewise.
8855 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8856 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8857 (AVX_VEC_FLOAT_MODE_P): Likewise.
8858 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8859 (ASM_OUTPUT_OPCODE): Likewise.
8860 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8862 (SSE_REG_MODE_P): Allow 256bit vector modes.
8863 (ix86_args): Add a warn_avx field.
8865 * config/i386/i386.md (UNSPEC_PCMP): New.
8866 (UNSPEC_VPERMIL): Likewise.
8867 (UNSPEC_VPERMIL2): Likewise.
8868 (UNSPEC_VPERMIL2F128): Likewise.
8869 (UNSPEC_MASKLOAD): Likewise.
8870 (UNSPEC_MASKSTORE): Likewise.
8871 (UNSPEC_CAST): Likewise.
8872 (UNSPEC_VTESTP): Likewise.
8873 (UNSPECV_VZEROALL): Likewise.
8874 (UNSPECV_VZEROUPPER): Likewise.
8875 (XMM0_REG): Likewise.
8876 (XMM1_REG): Likewise.
8877 (XMM2_REG): Likewise.
8878 (XMM3_REG): Likewise.
8879 (XMM4_REG): Likewise.
8880 (XMM5_REG): Likewise.
8881 (XMM6_REG): Likewise.
8882 (XMM8_REG): Likewise.
8883 (XMM9_REG): Likewise.
8884 (XMM10_REG): Likewise.
8885 (XMM11_REG): Likewise.
8886 (XMM12_REG): Likewise.
8887 (XMM13_REG): Likewise.
8888 (XMM14_REG): Likewise.
8889 (XMM15_REG): Likewise.
8891 (prefix_vex_imm8): Likewise.
8892 (prefix_vex_w): Likewise.
8893 (length_vex): Likewise.
8896 (*avx_ashlti3): Likewise.
8897 (*avx_lshrti3): Likewise.
8898 (*avx_setcc<mode>): Likewise.
8899 (*fop_<mode>_comm_mixed_avx): Likewise.
8900 (*fop_<mode>_comm_avx): Likewise.
8901 (*fop_<mode>_1_mixed_avx): Likewise.
8902 (*fop_<mode>_1_avx): Likewise.
8903 (*avx_<code><mode>3): Likewise.
8904 (*avx_ieee_smin<mode>3): Likewise.
8905 (*avx_ieee_smax<mode>3): Likewise.
8906 (mode): Add OI, V8SF and V4DF.
8907 (length): Support VEX prefix.
8908 (*cmpfp_i_mixed): Set prefix attribute.
8909 (*cmpfp_i_sse): Likewise.
8910 (*cmpfp_iu_mixed): Likewise.
8911 (*cmpfp_iu_sse): Likewise.
8912 (*movsi_1): Support AVX.
8913 (*movdi_2): Likewise.
8914 (*movdi_1_rex64): Likewise.
8915 (*movti_internal): Likewise.
8916 (*movti_rex64): Likewise.
8917 (*movsf_1): Likewise.
8918 (*movdf_nointeger): Likewise.
8919 (*movdf_integer_rex64): Likewise.
8920 (*movtf_internal): Likewise.
8921 (zero_extendsidi2_32): Likewise.
8922 (zero_extendsidi2_rex64): Likewise.
8923 (*extendsfdf2_mixed): Likewise.
8924 (*extendsfdf2_sse): Likewise.
8925 (*truncdfsf_fast_mixed): Likewise.
8926 (*truncdfsf_fast_sse): Likewise.
8927 (*truncdfsf_mixed): Likewise.
8928 (fix_trunc<mode>di_sse): Likewise.
8929 (fix_trunc<mode>si_sse): Likewise.
8930 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8931 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8932 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8933 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8934 (*rcpsf2_sse): Likewise.
8935 (*rsqrtsf2_sse): Likewise.
8936 (*sqrt<mode>2_sse): Likewise.
8937 (sse4_1_round<mode>2): Likewise.
8938 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8939 Support AVX. Set length attribute properly for AVX.
8941 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8942 (VECTOR_MODES (FLOAT, 32)): Likewise.
8943 (VECTOR_MODE (INT, DI, 8)): Likewise.
8944 (VECTOR_MODE (INT, HI, 32)): Likewise.
8945 (VECTOR_MODE (INT, QI, 64)): Likewise.
8946 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8947 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8948 (VECTOR_MODE (INT, DI, 4)): Removed.
8949 (VECTOR_MODE (INT, SI, 8)): Likewise.
8950 (VECTOR_MODE (INT, HI, 16)): Likewise.
8951 (VECTOR_MODE (INT, QI, 32)): Likewise.
8952 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8953 (INT_MODE (OI, 32)): Likewise.
8955 * config/i386/i386.opt (mavx): New.
8958 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8960 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8961 (*mov<mode>_internal_avx): New.
8962 (*movv2sf_internal_rex64_avx): Likewise.
8963 (*movv2sf_internal_avx): Likewise.
8965 * config/i386/predicates.md (const_4_to_5_operand): New.
8966 (const_6_to_7_operand): Likewise.
8967 (const_8_to_11_operand): Likewise.
8968 (const_12_to_15_operand): Likewise.
8969 (avx_comparison_float_operator): Likewise.
8971 * config/i386/sse.md (AVX256MODEI): New.
8972 (AVX256MODE): Likewise.
8973 (AVXMODEQI): Likewise.
8974 (AVXMODE): Likewise.
8975 (AVX256MODEF2P): Likewise.
8976 (AVX256MODE2P): Likewise.
8977 (AVX256MODE4P): Likewise.
8978 (AVX256MODE8P): Likewise.
8979 (AVXMODEF2P): Likewise.
8980 (AVXMODEF4P): Likewise.
8981 (AVXMODEDCVTDQ2PS): Likewise.
8982 (AVXMODEDCVTPS2DQ): Likewise.
8983 (avxvecmode): Likewise.
8984 (avxvecpsmode): Likewise.
8985 (avxhalfvecmode): Likewise.
8986 (avxscalarmode): Likewise.
8987 (avxcvtvecmode): Likewise.
8988 (avxpermvecmode): Likewise.
8989 (avxmodesuffixf2c): Likewise.
8990 (avxmodesuffixp): Likewise.
8991 (avxmodesuffixs): Likewise.
8992 (avxmodesuffix): Likewise.
8993 (vpermilbits): Likewise.
8994 (pinsrbits): Likewise.
8995 (mov<mode>): Likewise.
8996 (*mov<mode>_internal): Likewise.
8997 (push<mode>1): Likewise.
8998 (movmisalign<mode>): Likewise.
8999 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9000 (avx_movdqu<avxmodesuffix>): Likewise.
9001 (avx_lddqu<avxmodesuffix>): Likewise.
9002 (<plusminus_insn><mode>3): Likewise.
9003 (*avx_<plusminus_insn><mode>3): Likewise.
9004 (*avx_vm<plusminus_insn><mode>3): Likewise.
9005 (mul<mode>3): Likewise.
9006 (*avx_mul<mode>3): Likewise.
9007 (*avx_vmmul<mode>3): Likewise.
9008 (divv8sf3): Likewise.
9009 (divv4df3): Likewise.
9010 (avx_div<mode>3): Likewise.
9011 (*avx_div<mode>3): Likewise.
9012 (*avx_vmdiv<mode>3): Likewise.
9013 (avx_rcpv8sf2): Likewise.
9014 (*avx_vmrcpv4sf2): Likewise.
9015 (sqrtv8sf2): Likewise.
9016 (avx_sqrtv8sf2): Likewise.
9017 (*avx_vmsqrt<mode>2): Likewise.
9018 (rsqrtv8sf2): Likewise.
9019 (avx_rsqrtv8sf2): Likewise.
9020 (*avx_vmrsqrtv4sf2): Likewise.
9021 (<code><mode>3): Likewise.
9022 (*avx_<code><mode>3_finite): Likewise.
9023 (*avx_<code><mode>3): Likewise.
9024 (*avx_vm<code><mode>3): Likewise.
9025 (*avx_ieee_smin<mode>3): Likewise.
9026 (*avx_ieee_smax<mode>3): Likewise.
9027 (avx_addsubv8sf3): Likewise.
9028 (avx_addsubv4df3): Likewise.
9029 (*avx_addsubv4sf3): Likewise.
9030 (*avx_addsubv2df3): Likewise.
9031 (avx_h<plusminus_insn>v4df3): Likewise.
9032 (avx_h<plusminus_insn>v8sf3): Likewise.
9033 (*avx_h<plusminus_insn>v4sf3): Likewise.
9034 (*avx_h<plusminus_insn>v2df3): Likewise.
9035 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9036 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9037 (*avx_maskcmp<mode>3): Likewise.
9038 (avx_nand<mode>3): Likewise.
9039 (*avx_<code><mode>3): Likewise.
9040 (*avx_nand<mode>3): Likewise.
9041 (*avx_<code><mode>3): Likewise.
9042 (*avx_cvtsi2ss): Likewise.
9043 (*avx_cvtsi2ssq): Likewise.
9044 (*avx_cvtsi2sd): Likewise.
9045 (*avx_cvtsi2sdq): Likewise.
9046 (*avx_cvtsd2ss): Likewise.
9047 (avx_cvtss2sd): Likewise.
9048 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9049 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9050 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9051 (*avx_cvtsi2sd): Likewise.
9052 (*avx_cvtsi2sdq): Likewise.
9053 (avx_cvtdq2pd256): Likewise.
9054 (avx_cvtpd2dq256): Likewise.
9055 (avx_cvttpd2dq256): Likewise.
9056 (*avx_cvtsd2ss): Likewise.
9057 (*avx_cvtss2sd): Likewise.
9058 (avx_cvtpd2ps256): Likewise.
9059 (avx_cvtps2pd256): Likewise.
9060 (*avx_movhlps): Likewise.
9061 (*avx_movlhps): Likewise.
9062 (avx_unpckhps256): Likewise.
9063 (*avx_unpckhps): Likewise.
9064 (avx_unpcklps256): Likewise.
9065 (*avx_unpcklps): Likewise.
9066 (avx_movshdup256): Likewise.
9067 (avx_movsldup256): Likewise.
9068 (avx_shufps256): Likewise.
9069 (avx_shufps256_1): Likewise.
9070 (*avx_shufps_<mode>): Likewise.
9071 (*avx_loadhps): Likewise.
9072 (*avx_storelps): Likewise.
9073 (*avx_loadlps): Likewise.
9074 (*avx_movss): Likewise.
9075 (*vec_dupv4sf_avx): Likewise.
9076 (*vec_concatv2sf_avx): Likewise.
9077 (*vec_concatv4sf_avx): Likewise.
9078 (*vec_setv4sf_0_avx): Likewise.
9079 (*vec_setv4sf_avx): Likewise.
9080 (*avx_insertps): Likewise.
9081 (avx_vextractf128<mode>): Likewise.
9082 (vec_extract_lo_<mode>): Likewise.
9083 (vec_extract_hi_<mode>): Likewise.
9084 (vec_extract_lo_<mode>): Likewise.
9085 (vec_extract_hi_<mode>): Likewise.
9086 (vec_extract_lo_v16hi): Likewise.
9087 (vec_extract_hi_v16hi): Likewise.
9088 (vec_extract_lo_v32qi): Likewise.
9089 (vec_extract_hi_v32qi): Likewise.
9090 (avx_unpckhpd256): Likewise.
9091 (*avx_unpckhpd): Likewise.
9092 (avx_movddup256): Likewise.
9093 (*avx_movddup): Likewise.
9094 (avx_unpcklpd256): Likewise.
9095 (*avx_unpcklpd): Likewise.
9096 (avx_shufpd256): Likewise.
9097 (avx_shufpd256_1): Likewise.
9098 (*avx_punpckhqdq): Likewise.
9099 (*avx_punpcklqdq): Likewise.
9100 (*avx_shufpd_<mode>): Likewise.
9101 (*avx_storehpd): Likewise.
9102 (*avx_loadhpd): Likewise.
9103 (*avx_loadlpd): Likewise.
9104 (*avx_movsd): Likewise.
9105 (*vec_concatv2df_avx): Likewise.
9106 (*avx_<plusminus_insn><mode>3): Likewise.
9107 (*avx_<plusminus_insn><mode>3): Likewise.
9108 (*avx_mulv8hi3): Likewise.
9109 (*avxv8hi3_highpart): Likewise.
9110 (*avx_umulv8hi3_highpart): Likewise.
9111 (*avx_umulv2siv2di3): Likewise.
9112 (*avx_mulv2siv2di3): Likewise.
9113 (*avx_pmaddwd): Likewise.
9114 (*avx_mulv4si3): Likewise.
9115 (*avx_ashr<mode>3): Likewise.
9116 (*avx_lshr<mode>3): Likewise.
9117 (*avx_ashl<mode>3): Likewise.
9118 (*avx_<code><mode>3): Likewise.
9119 (*avx_eq<mode>3): Likewise.
9120 (*avx_gt<mode>3): Likewise.
9121 (*avx_nand<mode>3): Likewise.
9122 (*avx_nand<mode>3): Likewise.
9123 (*avx_<code><mode>3): Likewise.
9124 (*avx_<code><mode>3): Likewise.
9125 (*avx_packsswb): Likewise.
9126 (*avx_packssdw): Likewise.
9127 (*avx_packuswb): Likewise.
9128 (*avx_punpckhbw): Likewise.
9129 (*avx_punpcklbw): Likewise.
9130 (*avx_punpckhwd): Likewise.
9131 (*avx_punpcklwd): Likewise.
9132 (*avx_punpckhdq): Likewise.
9133 (*avx_punpckldq): Likewise.
9134 (*avx_pinsr<avxmodesuffixs>): Likewise.
9135 (*avx_pinsrq): Likewise.
9136 (*avx_loadld): Likewise.
9137 (*vec_extractv2di_1_rex64_avx): Likewise.
9138 (*vec_extractv2di_1_avx): Likewise.
9139 (*vec_dupv2di_avx): Likewise.
9140 (*vec_concatv2si_avx): Likewise.
9141 (*vec_concatv4si_1_avx): Likewise.
9142 (*vec_concatv2di_avx): Likewise.
9143 (*vec_concatv2di_rex64_avx): Likewise.
9144 (*avx_uavgv16qi3): Likewise.
9145 (*avx_uavgv8hi3): Likewise.
9146 (*avx_psadbw): Likewise.
9147 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9148 (*avx_phaddwv8hi3): Likewise.
9149 (*avx_phadddv4si3): Likewise.
9150 (*avx_phaddswv8hi3): Likewise.
9151 (*avx_phsubwv8hi3): Likewise.
9152 (*avx_phsubdv4si3): Likewise.
9153 (*avx_phsubswv8hi3): Likewise.
9154 (*avx_pmaddubsw128): Likewise.
9155 (*avx_pmulhrswv8hi3): Likewise.
9156 (*avx_pshufbv16qi3): Likewise.
9157 (*avx_psign<mode>3): Likewise.
9158 (*avx_palignrti): Likewise.
9159 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9160 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9161 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9162 (*avx_mpsadbw): Likewise.
9163 (*avx_packusdw): Likewise.
9164 (*avx_pblendvb): Likewise.
9165 (*avx_pblendw): Likewise.
9166 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9167 (avx_ptest256): Likewise.
9168 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9169 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9170 (*avx_aesenc): Likewise.
9171 (*avx_aesenclast): Likewise.
9172 (*avx_aesdec): Likewise.
9173 (*avx_aesdeclast): Likewise.
9174 (avx_vzeroupper): Likewise.
9175 (avx_vzeroupper_rex64): Likewise.
9176 (avx_vpermil<mode>): Likewise.
9177 (avx_vpermilvar<mode>3): Likewise.
9178 (avx_vpermil2<mode>3): Likewise.
9179 (avx_vperm2f128<mode>3): Likewise.
9180 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9181 (avx_vbroadcastss256): Likewise.
9182 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9183 (avx_vinsertf128<mode>): Likewise.
9184 (vec_set_lo_<mode>): Likewise.
9185 (vec_set_hi_<mode>): Likewise.
9186 (vec_set_lo_<mode>): Likewise.
9187 (vec_set_hi_<mode>): Likewise.
9188 (vec_set_lo_v16hi): Likewise.
9189 (vec_set_hi_v16hi): Likewise.
9190 (vec_set_lo_v32qi): Likewise.
9191 (vec_set_hi_v32qi): Likewise.
9192 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9193 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9194 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9195 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9196 (vec_init<mode>): Likewise.
9197 (*vec_concat<mode>_avx): Likewise.
9198 (blendbits): Support V8SF and V4DF.
9199 (sse2_movq128): Support AVX.
9200 (<sse>_movnt<mode>): Likewise.
9201 (sse2_movntv2di): Likewise.
9202 (sse_rcpv4sf2): Likewise.
9203 (sse_sqrtv4sf2): Likewise.
9204 (sse_rsqrtv4sf2): Likewise.
9205 (<sse>_comi): Likewise.
9206 (<sse>_ucomi): Likewise.
9207 (sse_cvtss2si): Likewise.
9208 (sse_cvtss2si_2): Likewise.
9209 (sse_cvtss2siq): Likewise.
9210 (sse_cvtss2siq_2): Likewise.
9211 (sse_cvttss2si): Likewise.
9212 (sse_cvttss2siq): Likewise.
9213 (sse2_cvtsd2si): Likewise.
9214 (sse2_cvtsd2si_2): Likewise.
9215 (sse2_cvtsd2siq): Likewise.
9216 (sse2_cvtsd2siq_2): Likewise.
9217 (sse2_cvttsd2si): Likewise.
9218 (sse2_cvttsd2siq): Likewise.
9219 (sse2_cvtdq2pd): Likewise.
9220 (*sse2_cvtpd2dq): Likewise.
9221 (*sse2_cvttpd2dq): Likewise.
9222 (*sse2_cvtpd2ps): Likewise.
9223 (sse2_cvtps2pd): Likewise.
9224 (sse3_movshdup): Likewise.
9225 (sse3_movsldup): Likewise.
9226 (sse_storehps): Likewise.
9227 (*sse4_1_extractps): Likewise.
9228 (sse2_storelpd): Likewise.
9229 (vec_dupv2df_sse3): Likewise.
9230 (*vec_concatv2df_sse3): Likewise.
9231 (*sse4_1_pextrb): Likewise.
9232 (*sse4_1_pextrb_memory): Likewise.
9233 (*sse2_pextrw): Likewise.
9234 (*sse4_1_pextrw_memory): Likewise.
9235 (*sse4_1_pextrd): Likewise.
9236 (*sse4_1_pextrq): Likewise.
9237 (sse2_pshufd_1): Likewise.
9238 (sse2_pshuflw_1): Likewise.
9239 (sse2_pshufhw_1): Likewise.
9240 (*sse2_storeq_rex64): Likewise.
9241 (*vec_dupv4si): Likewise.
9242 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9243 (sse2_pmovmskb): Likewise.
9244 (*sse2_maskmovdqu): Likewise.
9245 (*sse2_maskmovdqu_rex64): Likewise.
9246 (sse_ldmxcsr): Likewise.
9247 (sse_stmxcsr): Likewise.
9248 (abs<mode>2): Likewise.
9249 (sse4_1_movntdqa): Likewise.
9250 (sse4_1_phminposuw): Likewise.
9251 (sse4_1_extendv8qiv8hi2): Likewise.
9252 (*sse4_1_extendv8qiv8hi2): Likewise.
9253 (sse4_1_extendv4qiv4si2): Likewise.
9254 (*sse4_1_extendv4qiv4si2): Likewise.
9255 (sse4_1_extendv2qiv2di2): Likewise.
9256 (*sse4_1_extendv2qiv2di2): Likewise.
9257 (sse4_1_extendv4hiv4si2): Likewise.
9258 (*sse4_1_extendv4hiv4si2): Likewise.
9259 (sse4_1_extendv2hiv2di2): Likewise.
9260 (*sse4_1_extendv2hiv2di2): Likewise.
9261 (sse4_1_extendv2siv2di2): Likewise.
9262 (*sse4_1_extendv2siv2di2): Likewise.
9263 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9264 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9265 (sse4_1_zero_extendv4qiv4si2): Likewise.
9266 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9267 (sse4_1_zero_extendv2qiv2di2): Likewise.
9268 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9269 (sse4_1_zero_extendv4hiv4si2): Likewise.
9270 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9271 (sse4_1_zero_extendv2hiv2di2): Likewise.
9272 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9273 (sse4_1_zero_extendv2siv2di2): Likewise.
9274 (*sse4_1_zero_extendv2siv2di2): Likewise.
9275 (sse4_1_ptest): Likewise.
9276 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9277 (sse4_2_pcmpestri): Likewise.
9278 (sse4_2_pcmpestrm): Likewise.
9279 (sse4_2_pcmpistri): Likewise.
9280 (sse4_2_pcmpistrm): Likewise.
9282 (aeskeygenassist): Likewise.
9284 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/predicates.md (vzeroall_operation): New.
9288 * config/i386/sse.md (avx_vzeroall): New.
9289 (*avx_vzeroall): Likewise.
9291 2008-08-28 Paul Brook <paul@codesourcery.com>
9292 Mark Shinwell <shinwell@codesourcery.com>
9293 Richard Earnshaw <richard.earnshaw@arm.com>
9295 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9296 (TARGET_MIN_ANCHOR_OFFSET): New.
9297 (arm_override_options): Set correct anchor ranges for Thumb-1
9298 and Thumb-2 if required.
9299 (legitimize_pic_address): Handle case involving a TLS symbol
9300 reference with an addend.
9301 (arm_optimization_options): Enable section anchors at -O1 and
9303 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9304 * config/arm/arm-protos.h (arm_optimization_options): New.
9306 2008-08-28 Nick Clifton <nickc@redhat.com>
9308 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9309 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9312 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9313 * config/v850/v850.md (return): Remove frame size restriction.
9315 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9317 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9319 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9321 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9323 2008-08-28 Paul Brook <paul@codesourcery.com>
9325 * config/arm/vfp11.md: Update license notice.
9326 * config/arm/cortex-r4.md: Ditto.
9328 2008-08-28 Richard Guenther <rguenther@suse.de>
9330 PR tree-optimization/37207
9331 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9334 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9337 * tree.c (int_fits_type_p): Don't forget unsigned integers
9338 of type sizetype which higher end word equals -1.
9340 2008-08-28 Ira Rosen <irar@il.ibm.com>
9342 * target.h (struct vectorize): Add new target builtin.
9343 * tree-vectorizer.c (destroy_loop_vec_info): Call
9344 vect_free_slp_instance instead of vect_free_slp_node.
9345 * tree-vectorizer.h (enum slp_load_perm_type): New.
9346 (struct _slp_instance): Add new fields.
9347 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9348 (SLP_INSTANCE_LOADS): New.
9349 (vect_free_slp_tree): Remove.
9350 (vect_free_slp_instance): Declare.
9351 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9352 (vectorizable_load): Add argument.
9353 (vect_transform_slp_perm_load): New.
9354 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9356 (vect_get_place_in_interleaving_chain): New function.
9357 (vect_free_slp_tree): Make static.
9358 (vect_free_slp_instance): New function.
9359 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9360 collect the load location in the interleaving chain.
9361 (vect_supported_slp_permutation_p): New function.
9362 (vect_supported_load_permutation_p): Likewise.
9363 (vect_analyze_slp_instance): In case of loads permutation, call
9364 vect_supported_load_permutation_p to check that the permutation is
9366 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9367 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9368 (vect_create_mask_and_perm): New function.
9369 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9370 (vectorizable_load): Add an argument. Don't keep the created vectors
9371 statements in the node if permutation is required. Call
9372 vect_transform_slp_perm_load to generate the permutation.
9373 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9374 additional argument.
9375 (vect_schedule_slp_instance): In case of loads permutation, allocate
9376 vectorized statements structure for all the related SLP nodes. Call
9377 vect_transform_stmt with addditional argument.
9378 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9379 * config/spu/spu.c (spu_builtin_vec_perm): New.
9380 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9381 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9382 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9383 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9385 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9387 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9388 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9389 __gthread_cond_signal, __gthread_cond_timedwait,
9390 __gthread_cond_timedwait_recursive): New functions.
9391 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9393 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9396 2008-08-28 Richard Guenther <rguenther@suse.de>
9399 * fold-const.c (maybe_canonicalize_comparison_1): Require
9400 undefined overflow only for canonicalizing A +- CST cmp CST.
9401 Make sure to not generate new constants that are not inside
9402 their TYPE_MIN/MAX_VALUE range.
9403 (maybe_canonicalize_comparison): Remove undefined overflow
9405 (fold_binary): Remove now duplicate folding.
9407 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9409 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9410 use not updated in the last change.
9412 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9414 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9415 (IRA_COVER_CLASSES): Add FPUL_REGS.
9417 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9420 * c-common.c (conversion_warning): Check for null operands.
9422 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9425 * c-decl.c (check_for_loop_decls): Improve error message. Give
9428 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9431 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9432 (convert_for_assignment): Pass corrent OPT_W* parameter to
9433 WARN_FOR_ASSIGNMENT.
9435 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9438 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9440 2008-08-27 Paul Brook <paul@codesourcery.com>
9442 * config.gcc: Loosen checks for arm uclinux eabi targets.
9444 2008-08-27 Paul Brook <paul@codesourcery.com>
9446 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9448 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9450 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9452 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9453 the enumerators of an ENUMERAL_TYPE.
9454 * dbxout.c (dbxout_type): Ditto.
9456 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9459 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9460 (fwprop_addr): Check that the loop_father is not the outer loop.
9462 2008-08-26 Paul Brook <paul@codesourcery.com>
9464 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9465 Remove documentation entry for fmul type.
9466 Use fmuls to annotate single-precision multiplication patterns,
9467 fmuld to annotate double-precision multiplication patterns,
9468 fmacs to annotate single-precision multiply-accumulate patterns
9469 and fmacd to annotate double-precision multiply-accumulate patterns.
9470 * config/arm/vfp11.md: Update reservations accordingly.
9471 * config/arm/arm.md: Note that certain values of the "type"
9472 attribute are documented in vfp.md.
9473 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9474 (v10_cvt): Use new fmul types.
9476 2008-08-26 Paul Brook <paul@codesourcery.com>
9478 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9479 * config/arm/vfp11.md: ...here. New.
9480 * config/arm/arm.md: Include vfp11.md.
9482 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9484 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9485 parameter to inform call.
9487 2008-08-26 Jeff Law <law@redhat.com>
9489 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9490 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9491 preferred class when copying a constant into a partial word register.
9493 2008-08-26 Ben Elliston <bje@au.ibm.com>
9495 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9496 * cp/typeck.c: Likewise.
9497 * cp/tree.c: Likewise.
9498 * gimple-low.c: Likewise.
9501 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9503 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9504 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9506 * doc/passes.texi: Describe IRA.
9508 * doc/tm.texi (IRA_COVER_CLASSES,
9509 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9511 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9512 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9513 -fira-propagate-cost, -fno-ira-share-save-slots,
9514 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9516 * flags.h (ira_algorithm): New enumeration.
9517 (flag_ira_algorithm, flag_ira_verbose): New external variable
9520 * postreload.c (gate_handle_postreload): Don't do post reload
9521 optimizations unless the reload is completed.
9523 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9526 * tree-pass.h (pass_ira): New external variable declaration.
9528 * reload.h: Add 2008 to the Copyright.
9530 * cfgloopanal.c: Include params.h.
9531 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9534 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9536 * toplev.c (ira.h): New include.
9537 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9538 (backend_init_target): Call ira_init.
9539 (backend_init): Call ira_init_once.
9540 (finalize): Call finish_ira_once.
9542 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9543 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9546 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9547 may_move_out_cost): New external variable declarations.
9548 (move_table): New typedef.
9550 * caller-save.c: Include headers output.h and ira.h.
9551 (no_caller_save_reg_set): New global variable.
9552 (save_slots_num, save_slots): New variables.
9553 (reg_save_code, reg_restore_code, add_stored_regs): Add
9555 (init_caller_save): Set up no_caller_save_reg_set.
9556 (init_save_areas): Reset save_slots_num.
9557 (saved_hard_reg): New structure.
9558 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9559 (initiate_saved_hard_regs, new_saved_hard_reg,
9560 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9562 (setup_save_areas): Add code for sharing stack slots.
9563 (all_blocks): New variable.
9564 (save_call_clobbered_regs): Process pseudo-register too.
9565 (mark_set_regs): Process pseudo-register too.
9566 (insert_one_insn): Put the insn after bb note in a empty basic
9567 block. Add insn check.
9569 * global.c (eliminable_regset): Make it external.
9570 (mark_elimination): Use DF_LR_IN for IRA.
9571 (pseudo_for_reload_consideration_p): New.
9572 (build_insn_chain): Make it external. Don't ignore spilled
9573 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9574 (gate_handle_global_alloc): New function.
9575 (pass_global_alloc): Add the gate function.
9577 * opts.c (decode_options): Set up flag_ira. Print the warning for
9579 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9581 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9583 * regmove.c (regmove_optimize): Don't do replacement of output for
9586 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9587 New external variable declarations.
9589 * local-alloc.c (update_equiv_regs): Make it external. Return
9590 true if jump label rebuilding should be done. Rescan new_insn for
9592 (gate_handle_local_alloc): New function.
9593 (pass_local_alloc): Add the gate function.
9595 * alias.c (value_addr_p, stack_addr_p): New functions.
9596 (nonoverlapping_memrefs_p): Use them for IRA.
9598 * common.opt (fira, fira-algorithm, fira-coalesce,
9599 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9600 fira-verbose): New options.
9602 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9603 move_cost, may_move_in_cost, may_move_out_cost): Make the
9605 (move_table): Remove typedef.
9606 (init_move_cost): Make it external.
9607 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9610 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9611 setup_reg_classes): New function prototypes.
9612 (eliminable_regset): New external variable declaration.
9613 (build_insn_chain, update_equiv_regs): New function prototypes.
9615 * Makefile.in (IRA_INT_H): New definition.
9616 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9617 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9618 (reload1.o, toplev.o): Add dependence on ira.h.
9619 (cfgloopanal.o): Add PARAMS_H.
9620 (caller-save.o): Add dependence on output.h and ira.h.
9621 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9622 ira-emit.o, ira-lives.o): New entries.
9624 * passes.c (pass_ira): New pass.
9626 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9628 * reload1.c (ira.h): Include the header.
9629 (changed_allocation_pseudos): New bitmap.
9630 (init_reload): Initiate the bitmap.
9631 (compute_use_by_pseudos): Permits spilled registers in FROM.
9632 (temp_pseudo_reg_arr): New variable.
9633 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9634 IRA. Call alter_reg with the additional parameter. Don't clear
9635 spilled_pseudos for IRA. Restore original insn chain for IRA.
9636 Clear changed_allocation_pseudos at the end of reload.
9637 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9638 (hard_regno_to_pseudo_regno): New variable.
9639 (count_pseudo): Check spilled pseudos. Set up
9640 hard_regno_to_pseudo_regno.
9641 (count_spilled_pseudo): Check spilled pseudos. Update
9642 hard_regno_to_pseudo_regno.
9643 (find_reg): Use better_spill_reload_regno_p. Check
9644 hard_regno_to_pseudo_regno.
9645 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9647 (eliminate_regs_1): Use additional parameter for alter_reg.
9648 (finish_spills): Set up pseudo_previous_regs only for spilled
9649 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9650 more arguments. Don't clear live_throughout and dead_or_set for
9651 spilled pseudos. Use additional parameter for alter_reg. Call
9652 mark_allocation_change. Set up changed_allocation_pseudos.
9653 Remove sanity check.
9654 (emit_input_reload_insns, delete_output_reload): Use additional
9655 parameter for alter_reg. Call mark_allocation_change.
9656 (substitute, gen_reload_chain_without_interm_reg_p): New
9658 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9660 * testsuite/gcc.dg/20080410-1.c: New file.
9662 * config/s390/s390.h (IRA_COVER_CLASSES,
9663 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9665 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9667 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9669 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9671 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9673 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9675 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9677 2008-08-24 Jeff Law <law@redhat.com>
9678 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9679 when ignoring unavailable registers.
9681 2008-08-24 Jeff Law <law@redhat.com>
9682 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9683 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9684 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9685 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9687 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9688 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9690 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9691 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9692 * reload1.c (find_reg): Process registers in register allocation order.
9694 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9695 * toplev.c (backend_init_target): Move ira_init call from
9697 (lang_dependent_init_target): ...to here.
9699 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9700 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9701 calculate memory move costs for NO_REGS.
9703 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9704 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9705 STACK_REGS is defined.
9707 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9708 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9710 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9711 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9713 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9714 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9715 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9718 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9719 Dorit Nuzman <dorit@il.ibm.com>
9721 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9722 vec_extract_evenv4sf, vec_extract_evenv8hi,
9723 vec_extract_evenv16qi, vec_extract_oddv4si,
9724 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9725 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9726 vec_interleave_highv4si, vec_interleave_lowv4si,
9727 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9728 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9729 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9731 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9734 * config/rs6000/rs6000.c (optimization_options): Don't default to
9735 section anchors without toplevel reorder.
9737 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9739 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9740 (mfc_end_critical_section): Likewise.
9742 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9744 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9745 all type qualifiers from element type to vector type.
9747 2008-08-25 David Daney <ddaney@avtrex.com>
9749 * config/mips/mips.md (immediate_insn): Move up in file, fix
9750 comment typo, reformat.
9751 (fetchop_bit, atomic_hiqi_op memory_barrier,
9752 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9753 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9754 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9755 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9756 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9757 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9758 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9759 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9760 sync_old_nand<mode>, sync_new_nand<mode>,
9761 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9762 test_and_set_12): Moved to sync.md.
9764 * config/mips/sync.md: New file.
9766 2008-08-25 Richard Henderson <rth@redhat.com>
9768 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9769 (regsave): Likewise.
9770 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9771 (output_cfi_directive): Likewise.
9772 (div_data_align): New.
9773 (output_cfi): Use it.
9775 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9777 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9778 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9779 (TARGET_OCTEON): New macro.
9780 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9781 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9782 (ISA_HAS_POP): New macro.
9783 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9785 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9787 * config/mips/mips.md (cpu): Add octeon.
9788 (type): Add pop attribute value.
9789 (popcount<mode>2): New pattern.
9790 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9792 2008-08-24 Jan Hubicka <jh@suse.cz>
9794 * doc/invoke.texi (-fipa-cp-clone): New option.
9795 (-fipa-cp): Update docs.
9796 (--param ipcp-unit-growth):New.
9797 * ipa-cp.c: Include fibheap.h, params.h
9798 (ipcp_initialize_node_lattices): When not cloning, all externally
9799 visible functions are bottom.
9800 (ipcp_need_redirect_p): Accept clones.
9801 (ipcp_insert_stage): Use cost driven heuristics.
9802 (max_count, dead_nodes): New static vars.
9803 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9804 ipcp_const_param_count): New functions.
9805 * common.opt (ipa-cp-clone): New command line option.
9806 * params.def (ipcp-unit-growth): New.
9808 2008-08-24 Jan Hubicka <jh@suse.cz>
9810 * tree-inline.c (tree_function_versioning): Look harder
9811 for referenced vars.
9813 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9815 PR tree-optimization/37185
9816 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9818 2008-08-23 Jan Hubicka <jh@suse.cz>
9820 * ipa-cp.c (ipcp_analyze_node): New function.
9821 (ipcp_update_cloned_node): Use it.
9822 (ipcp_init_stage): Likewise.
9823 * ipa-inline.c (function_insertion_hook_holder): New static var.
9824 (analyze_function): Break out from ....
9825 (inline_generate_summary): Here; register insertion hook.
9826 (cgraph_decide_inlining): Remove hook.
9827 (add_new_function): New function.
9829 2008-08-23 Jan Hubicka <jh@suse.cz>
9831 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9833 2008-08-23 Jan Hubicka <jh@suse.cz>
9835 * ipa-cp.c (constant_val_insert): Remove.
9836 (ipcp_propagate_one_const): Remove.
9837 (ipcp_create_replace_map): Always insert replacements to the map.
9838 (ipcp_insert_stage): Do not try to insert statements by hand.
9839 * tree-inline.c (insert_init_stmt): Break out from ...
9840 (setup_one_parameter): ... here; allow NULL BB pointer.
9841 (tree_function_versioning): Use setup_one_parameter to process
9844 2008-08-23 Jan Hubicka <jh@suse.cz>
9846 * tree.c (decl_address_ip_invariant_p): New function.
9847 * tree.h (decl_address_ip_invariant_p): Declare.
9848 * gimple.c (strip_invariant_refs): Break out from ...
9849 (is_gimple_invariant_address): ... here
9850 (is_gimple_ip_invariant_address): New function.
9851 (is_gimple_ip_invariant): New function.
9852 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9855 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9856 (ipcp_lat_is_insertable): All constants are insertable.
9857 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9858 IPA_CONST_VALUE_REF.
9859 (ipcp_initialize_node_lattices): Propagate all types of operands.
9860 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9861 (ipcp_create_replace_map): Reformat.
9862 (ipcp_need_redirect_p): Simplify.
9863 (ipcp_insert_stage): Check that argument is used before clonning.
9864 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9866 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9867 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9868 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9869 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9870 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9871 * tree-inline.c (tree_function_versioning): Add variables referenced
9874 2008-08-23 Jan Hubicka <jh@suse.cz>
9877 * i386.c (standard_80387_constant_p): Use optimize_size.
9879 2008-08-23 Ira Rosen <irar@il.ibm.com>
9881 PR tree-optimization/37161
9882 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9883 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9884 (vect_determine_vectorization_factor): Move the scalar type
9885 retrieval to vect_get_smallest_scalar_type.
9886 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9887 scalar type. Remove redundant computation.
9888 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9889 (vect_get_slp_defs): Take the type of RHS into account if
9890 necessary by calling vect_get_smallest_scalar_type. Call
9891 vect_get_constant_vectors with additional argument.
9893 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9896 * doc/invoke.texi (Wwrite-strings): Clarify description.
9898 2008-08-23 Ira Rosen <irar@il.ibm.com>
9900 PR tree-optimization/37174
9901 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9902 def stmt is a part of the loop before accessing its stmt_vec_info.
9904 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9907 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9908 (*swap): New insn pattern.
9909 (*ashlqi3): Rename from ashlqi3 insn pattern.
9910 (ashlqi3): New expanders.
9911 (*lshrqi3): Rename from lshrqi3 insn pattern.
9912 (lshrqi3): New expanders.
9913 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9914 lshrqi3_const5, lshrqi3_const6): New splitters.
9915 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9916 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9919 2008-08-22 Richard Guenther <rguenther@suse.de>
9921 PR tree-optimization/37078
9922 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9923 [+INF, +INF] ranges.
9925 2008-08-22 Richard Guenther <rguenther@suse.de>
9927 PR tree-optimization/37143
9928 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9929 a conversion statement instead of a copy.
9931 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9934 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9935 CCCmode, CCOmode and CCSmode destination modes.
9938 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9939 from different units in a single alternative.
9940 (*vec_extractv2sf_1): Ditto.
9941 (*vec_extractv2si_0): Ditto.
9942 (*vec_extractv2si_1): Ditto.
9943 * config/i386/sse.md (sse2_storehpd): Ditto.
9944 (sse2_storelpd): Ditto.
9945 (sse2_loadhpd): Ditto.
9946 (sse2_loadlpd): Ditto.
9949 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9950 (popcountsi2): Ditto.
9951 (clzdi2_abm): Ditto.
9952 (popcountdi2): Ditto.
9953 (clzhi2_abm): Ditto.
9954 (popcounthi2): Ditto.
9956 2008-08-22 Richard Guenther <rguenther@suse.de>
9960 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9961 if the multiplication does not overflow.
9963 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9965 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9967 2008-08-21 Richard Henderson <rth@redhat.com>
9969 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9970 spurrious comma from test.
9971 * configure: Rebuild.
9973 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9976 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9979 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9981 * c-tree.h (grokfield): New argument.
9982 * c-decl.c (grokfield): Handle new location argument.
9983 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9985 2008-08-21 Richard Guenther <rguenther@suse.de>
9987 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9989 2008-08-21 Jan Hubicka <jh@suse.cz>
9991 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9992 (cgraph_add_function_insertion_hook,
9993 cgraph_remove_function_insertion_hook,
9994 cgraph_call_function_insertion_hooks): New functions.
9995 * cgraph.h (cgraph_add_function_insertion_hook,
9996 cgraph_remove_function_insertion_hook,
9997 cgraph_call_function_insertion_hooks): Declare.
9998 * ipa-reference.c (function_insertion_hook_holder): New variable.
9999 (check_operand, look_for_address_of): When checking late, do not care
10000 about module bitmaps.
10001 (add_new_function): New function.
10002 (generate_summary): Register hooks; zero module bitmaps.
10003 (propagate): Unregister hooks.
10004 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
10005 (add_new_function): New function.
10006 (generate_summary): Register hook.
10007 (propagate): Remove hook.
10009 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
10011 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
10012 * ipa-cp.c (ipcp_update_cloned_node): New function.
10013 (build_const_val): Handle functions correctly; bring type logic
10014 into sync with tree-inline.c
10015 (ipcp_init_stage): Take care of computing stuff needed by
10016 indirect inlining; update clones.
10017 (ipcp_generate_summary): Break out of ipcp_driver.
10018 (ipcp_driver): Do only execution and transformation.
10019 (pass_ipa_cp): Make IPA_PASS.
10020 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10022 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10023 ipcp, some info is already available.
10024 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10025 * tree-inline.c (remap_ssa_name): Unshare expression.
10027 2008-08-21 Richard Guenther <rguenther@suse.de>
10029 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10030 a PHI ask VN if it is already available.
10031 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10032 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10034 2008-08-21 Richard Guenther <rguenther@suse.de>
10036 PR middle-end/36817
10037 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10038 makes sure to produce a result of the correct type.
10040 2008-08-21 Jan Hubicka <jh@suse.cz>
10041 Backport from LTO branch:
10043 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10044 Jan Hubicka <jh@suse.cz>
10047 (init_state, finish_state, set_function_state, generate_summary):
10049 (scan_stmt): Renamed from scan_function. Changed to keep state in
10050 local static vars rather than cgraph aux field.
10051 (propagate): Renamed from static_execute. Changed to keep state in
10052 local static vars rather than cgraph aux field.
10053 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10054 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10056 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10058 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10059 * ipa-reference.c (init_function_info, generate_summary,
10060 propagate): New functions.
10061 (analyze_function): Call init_function_info.
10062 (static_execute): Stripped into generate_summary and propagate.
10063 (pass_ipa_reference): Made into ipa_opt_pass.
10065 2008-08-21 Richard Guenther <rguenther@suse.de>
10067 PR tree-optimization/37181
10068 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10070 (extract_range_from_unary_expr): Likewise.
10072 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10074 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10076 * toplev.h (pedwarn_at): Likewise.
10077 * builtins.c: Update all calls to pedwarn.
10078 * c-lex.c: Likewise.
10079 * toplev.c: Likewise.
10080 * c-tree.h: Likewise.
10081 * c-decl.c: Likewise.
10082 * c-errors.c: Likewise.
10083 * c-typeck.c: Likewise.
10084 * c-common.c: Likewise.
10085 * c-parser.c: Likewise.
10087 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10090 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10091 with MODE_VECTOR_INT mode.
10093 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10096 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10097 initialized outside the current module.
10098 (warn_uninitialized_var): Ignore left-hand side when walking the
10099 trees. Ignore address expressions. Examine VUSE operands in gimple
10100 statements with a variable declaration on the right-hand side.
10102 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10105 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10107 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10110 * c-common.c (conversion_warning): Do not warn if applying bit-and
10111 operator to unsigned constant that fits in the target type.
10113 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10116 * c-common.c (conversion_warning): Do not warn for artificial
10119 2008-08-20 Richard Guenther <rguenther@suse.de>
10121 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10122 (extract_range_from_binary_expr): Fall back to constant propagation.
10123 (extract_range_from_unary_expr): Likewise.
10125 2008-08-20 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10128 with TREE_THIS_VOLATILE on shared nodes.
10129 (fold_stmt_r): Likewise.
10131 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10134 * c-parser.c (c_parser_attributes): For keywords use canonical
10135 spelling for attr_name.
10137 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10139 * value-prof.c (check_counter): Revert wrong call to error.
10141 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10143 * profile.c: Update calls to inform.
10144 * value-prof.c: Update calls to inform.
10146 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10148 * diagnostic.c (inform): Add an explicit location_t parameter.
10149 * toplev.h (inform): Update declaration.
10150 * builtins.c: Update all calls to inform.
10151 * c-common.c: Likewise.
10152 * c-decl.c: Likewise.
10153 * c-opts.c: Likewise.
10154 * c-pch.c: Likewise.
10155 * c-pragma.c: Likewise.
10156 * c-typeck.c: Likewise.
10157 * coverage.c: Likewise.
10158 * opts.c: Likewise.
10159 * toplev.c: Likewise.
10160 * tree-cfg.c: Likewise.
10161 * tree-ssa.c: Likewise.
10163 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10166 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10167 V2DI mode, for SSE4.1, use movq instead of vector set if the
10168 second element is zero and inter-unit moves are OK.
10170 2008-08-20 Richard Guenther <rguenther@suse.de>
10172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10173 properly handle conversion/copy chains after tuplification.
10175 2008-08-20 Richard Guenther <rguenther@suse.de>
10177 * passes.c (init_optimization_passes): Move the second
10178 forwprop pass before alias computation. Remove the second
10179 DCE pass. Remove the first dominator and phi copy/const
10182 2008-08-20 Nick Clifton <nickc@redhat.com>
10184 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10185 support of this feature. Do not assume that a sufficiently new
10186 assembler will support the feature regardless of the target type.
10187 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10188 * configure: Regenerate.
10190 2008-08-20 Richard Guenther <rguenther@suse.de>
10192 * tree-vrp.c (found_in_subgraph): Remove.
10193 (live): New global static.
10194 (live_on_edge): New function.
10195 (blocks_visited): Remove.
10196 (register_edge_assert_for_2): Use live_on_edge.
10197 (find_conditional_asserts): Remove code dealing with
10198 found_in_subgraph. Do not walk the CFG.
10199 (find_switch_asserts): Likewise.
10200 (find_assert_locations_1): Renamed from find_assert_locations.
10201 Move finding assert locations for conditional and switch
10202 statements first. Update live bitmap. Do not walk the CFG.
10203 (find_assert_locations): New function.
10204 (insert_range_assertions): Remove entry of CFG walk.
10205 Adjust call to find_assert_locations.
10206 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10207 that only can appear because of fake exit edges but assert we
10208 never try to insert on those.
10209 (fini_pre): Do not remove fake exit edges here...
10210 (execute_pre): ...but here, before committing edge inserts.
10212 2008-08-19 Richard Guenther <rguenther@suse.de>
10214 * passes.c (init_optimization_passes): Exchange store-ccp
10217 2008-08-19 Rafael Espíndola <espindola@google.com>
10219 * varasm.c (weak_decls): Move earlier in the file.
10220 (assemble_external): Add weak decls to the weak_decls list.
10221 (declare_weak): Don't add decls to the weak_decls list.
10223 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10226 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10227 before (sse2_shufpd_<mode>).
10229 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10232 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10233 * tree.c (block_nonartificial_location): Likewise.
10235 2008-08-19 Richard Guenther <rguenther@suse.de>
10237 PR tree-optimization/35972
10238 PR tree-optimization/23094
10239 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10242 handle MISALIGNED_INDIRECT_REF.
10243 (get_ref_from_reference_ops): New helper.
10244 (vn_reference_lookup_pieces): Walk the use-def chain using the
10245 alias-oracle if requested.
10246 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10247 walking the use-def chain.
10248 (compute_avail): But not here.
10249 (create_component_ref_by_pieces_1): Properly handle
10250 MISALIGNED_INDIRECT_REF.
10251 (do_regular_insertion): Handle fully redundant
10252 expressions after PHI-translation also for SSA_NAME values, not
10253 only constants. Correctly use edoubleprime for that.
10255 2008-08-19 Ira Rosen <irar@il.ibm.com>
10257 * tree-vectorizer.c (supportable_widening_operation): Support
10258 multi-step conversion, return the number of steps in such conversion
10259 and the required intermediate types.
10260 (supportable_narrowing_operation): Likewise.
10261 * tree-vectorizer.h (vect_pow2): New function.
10262 (supportable_widening_operation): Change argument types.
10263 (supportable_narrowing_operation): Likewise.
10264 (vectorizable_type_promotion): Add an argument.
10265 (vectorizable_type_demotion): Likewise.
10266 * tree-vect-analyze.c (vect_analyze_operations): Call
10267 vectorizable_type_promotion and vectorizable_type_demotion with
10268 additional argument.
10269 (vect_get_and_check_slp_defs): Detect patterns.
10270 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10272 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10273 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10274 factor according to the smallest type in the loop.
10275 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10276 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10277 supportable_widening_operation with correct arguments.
10278 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10279 operands lists according to the number of vector statements in left
10280 or right node, if exists.
10281 (vect_gen_widened_results_half): Remove unused argument.
10282 (vectorizable_conversion): Call supportable_widening_operation,
10283 supportable_narrowing_operation, and vect_gen_widened_results_half
10284 with correct arguments.
10285 (vectorizable_assignment): Change documentation, support multiple
10287 (vectorizable_operation): Likewise.
10288 (vect_get_loop_based_defs): New function.
10289 (vect_create_vectorized_demotion_stmts): Likewise.
10290 (vectorizable_type_demotion): Support loop-aware SLP and general
10291 multi-step conversion. Call vect_get_loop_based_defs and
10292 vect_create_vectorized_demotion_stmts for transformation.
10293 (vect_create_vectorized_promotion_stmts): New function.
10294 (vectorizable_type_promotion): Support loop-aware SLP and general
10295 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10296 for transformation.
10297 (vectorizable_store): Change documentation, support multiple
10299 (vectorizable_load): Likewise.
10300 (vect_transform_stmt): Pass SLP_NODE to
10301 vectorizable_type_promotion and vectorizable_type_demotion.
10302 (vect_schedule_slp_instance): Move here the calculation of number
10303 of vectorized statements for each node from...
10304 (vect_schedule_slp): ... here.
10305 (vect_transform_loop): Call vect_schedule_slp without the last
10308 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10312 to == in assert statement.
10313 (vectorizable_reduction): Fix typo.
10315 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10318 * value-prof.c (check_counter): Dereference pointer to overall
10319 count when printing it.
10321 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10323 * profile.h: Really add it.
10325 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10327 * mcf.c: Really add it.
10329 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10330 Vinodha Ramasamy <vinodha@google.com>
10332 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10334 * value-prof.c (check_counter): Fix the counter if
10335 flag_profile_correction is true.
10336 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10337 tree_mod_subtract_transform):
10338 Follow check_counter parameter change.
10339 * common.opt (fprofile-correction): New option.
10341 * profile.h: Likewise.
10342 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10343 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10344 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10346 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10347 flag_profile_correction is set.
10349 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10351 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10353 2008-08-18 Tomas Bily <tbily@suse.cz>
10355 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10356 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10358 * tree-data-ref.c (split_constant_offset_1): Likewise.
10359 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10360 * tree-sra.c (sra_walk_expr): Likewise.
10361 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10362 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10363 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10364 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10366 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10367 * tree-vect-transform.c (vectorizable_type_demotion)
10368 (vectorizable_type_promotion): Likewise.
10369 * tree-inline.c (expand_call_inline):
10370 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10371 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10372 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10373 * expr.c (expand_expr_real_1): Likewise.
10374 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10375 (gimple_assign_unary_useless_conversion_p): Likewise.
10376 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10377 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10378 * fold-const.c (fold_unary): Likewise.
10379 * tree.h (CONVERT_EXPR_P): Likewise.
10380 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10381 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10383 (register_edge_assert_for_2, extract_range_from_unary_expr)
10384 (register_edge_assert_for_1): Likewise.
10386 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10388 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10389 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10390 (enum real_value_const): Delete.
10391 (get_real_const): Delete.
10392 * real.c (get_real_const): Delete.
10393 (dconst_e_ptr): Define.
10394 (dconst_third_ptr): Define.
10395 (dconst_sqrt2_ptr): Define.
10396 * builtins.c: Update all callers.
10398 2008-08-18 Richard Guenther <rguenther@suse.de>
10400 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10401 statement iterator after statement removal.
10403 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10405 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10406 (detect_processor_freebsd): Likewise.
10407 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10409 2008-08-18 Richard Guenther <rguenther@suse.de>
10411 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10412 and loads have the correct types.
10414 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10417 * c-opts.c (cpp_opts): Remove static.
10418 * c-parser.c (cpp_opts): Declare it extern.
10419 (disable_extension_diagnostics): Handle cpp options.
10420 (enable_extension_diagnostics): Likewise.
10422 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10424 * diagnostics.c (permerror_at): Rename as permerror.
10425 (permerror): Delete.
10426 * toplev.h: Likewise.
10428 2008-08-18 Richard Guenther <rguenther@suse.de>
10430 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10431 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10432 Move call_cdce before build_alias. Move copyrename2,
10433 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10434 right after final inlining.
10435 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10436 (pass_build_cfg): But instead via TODO_dump_func.
10438 2008-08-18 Richard Guenther <rguenther@suse.de>
10440 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10442 (scalarize_init): If we failed to generate some initializers
10443 do not generate zeros for not instantiated members. Instead
10444 rely on the copy out.
10445 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10446 about missing flow-sensitive alias info only if we have
10449 2008-08-17 Nick Clifton <nickc@redhat.com>
10451 * doc/extend.texi (Function Attributes): Fix typo in description
10452 if hot function attribute.
10454 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10455 Richard Sandiford <rdsandiford@googlemail.com>
10457 * doc/install.texi (--with-mips-plt): Document.
10458 * doc/invoke.texi (-mplt, -mno-plt): Document.
10459 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10460 and handle ${with_mips_plt}.
10461 * config/mips/mips.opt (mplt): New option.
10462 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10463 (TARGET_ABICALLS_PIC2): Likewise.
10464 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10465 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10466 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10467 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10468 to decide whether to output ".option picX" directives.
10469 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10470 Pass -call_nonpic rather than -KPIC for -mplt.
10471 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10472 on the command line. Also remove it when -mabi=64 is used without
10474 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10475 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10476 TARGET_ABICALLS_PIC0.
10477 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10479 (mips16_build_function_stub): Only output ".option pic" directives
10480 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10481 (mips16_build_call_stub): Fix comment and remove redundant
10482 ".set at"/"set .noat" directives.
10483 (mips_function_rodata_section): Use the default behaviour for
10484 TARGET_ABSOLUTE_ABICALLS.
10485 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10486 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10487 (mips_restore_gp): Do nothing if the current function doesn't use
10489 (mips_expand_prologue): Only save $gp if the current function uses it.
10490 Use a normal move for TARGET_ABICALLS_PIC0.
10491 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10493 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10495 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10496 of function when handling GLOBAL_POINTER_REGNUM.
10498 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10501 * common.opt (-fstack-check): Do not declare the variable here.
10502 (-fstack-check=): New option variant.
10503 * doc/invoke.texi (Code Gen Options): Document it.
10504 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10505 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10506 (STACK_CHECK_STATIC_BUILTIN): New macro.
10507 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10508 * opts.c: Include expr.h.
10509 (common_handle_option) <OPT_fold_stack_check_>: New case.
10510 <OPT_fstack_check>: Likewise.
10511 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10512 consistently in the test for variable-sized types. Adjust for
10513 new behaviour of flag_stack_check.
10514 * explow.c: Include except.h.
10515 (allocate_dynamic_stack_space): Do not take into account
10516 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10517 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10518 for variable-sized parameters. Treat all parameters whose size is
10519 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10520 stack checking is enabled.
10521 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10522 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10523 if generic stack checking is enabled.
10524 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10525 * reload1.c (reload): Likewise.
10526 * stmt.c (expand_decl): Assert that all automatic variables have
10527 fixed size at this point and remove dead code.
10528 * flags.h (stack_check_type): New enumeration type.
10529 (flag_stack_check): Declare.
10530 * toplev.c (flag_stack_check): New global variable.
10531 * Makefile.in (opts.o): Add dependency on EXPR_H.
10532 (explow.o): Add dependency on except.h.
10534 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10536 * config/avr/avr.c (avr_override_options): Reduce value of
10537 PARAM_INLINE_CALL_COST.
10539 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10541 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10542 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10543 lieu of TYPE_MODE (type) throughout.
10545 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10547 * config/arm/arm.c (add_minipool_backward_ref): Check for
10548 8-byte-aligned entries in second case of forcing insertion after a
10549 particular entry. Change third case to avoid inserting
10550 non-8-byte-aligned entries before 8-byte-aligned ones.
10552 2008-08-15 Richard Guenther <rguenther@suse.de>
10554 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10555 strip components for unknown size accesses.
10557 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10559 * config/s390/2097.md New file.
10560 * config/s390/s390.md ("z10prop" attribute): Define none,
10561 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10562 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10563 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10564 possible values and apply them to insns as appropriate.
10565 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10566 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10567 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10568 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10569 ("bfp" mode attribute): Removed. Every occurence replaced
10571 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10572 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10575 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10578 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10581 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10583 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10584 additional argument. Support reduction when duplication is needed due
10585 to data-types of different sizes in the loop.
10586 (get_initial_def_for_induction): Fix printout.
10587 (vect_get_vec_def_for_stmt_copy): Support case where the
10588 vec_stmt_for_operand is a phi node.
10589 (vectorizable_reduction): Support reduction when duplication is needed
10590 due to data-types of different sizes in the loop.
10591 (vectorizable_call): Remove restriction to not vectorize in case we
10592 have data-types of different sizes in the loop.
10593 (vectorizable_conversion): Likewise.
10594 (vectorizable_operation): Likewise.
10595 (vectorizable_type_demotion): Likewise.
10596 (vectorizable_type_promotion): Likewise.
10597 (vectorizable_induction): Add restriction to not vectorize in case
10598 we have data-types of different sizes in the loop.
10600 2008-08-14 Christophe Saout <christophe@saout.de>
10601 Uros Bizjak <ubizjak@gmail.com>
10604 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10605 (*vec_concatv2di_rex64_sse4_1): Ditto.
10606 (*vec_concatv2di_rex64_sse): Ditto.
10608 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10610 PR middle-end/37103
10611 * fold-const.c (fold_widened_comparison): Do not allow
10612 sign changes that change the result even if shorter type
10613 is wider than arg1_unw's type.
10615 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10617 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10618 Skip if the multilib testing specifies -march that does not
10619 agree with the one specified in the testcase.
10621 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10623 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10624 zero extend SImode values being converted to TFmode before passing
10627 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10629 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10630 __PPU__ when targeting the Cell/B.E. PPU processor.
10632 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10634 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10635 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10636 Rematerialize the static chain, if any.
10637 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10640 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10642 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10643 (new_loc_descr): Likewise.
10644 (add_loc_descr): Likewise.
10645 (size_of_loc_descr): Likewise.
10646 (size_of_locs): Likewise.
10647 (output_loc_operands): Likewise.
10648 (output_loc_sequence): Likewise.
10649 (new_reg_loc_descr): New.
10650 (build_cfa_loc): Use it.
10651 (build_cfa_aligned_loc): Likewise.
10652 (one_reg_loc_descriptor): Likewise.
10653 (based_loc_descr): Likewise.
10655 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10658 * doc/invoke.texi (Wmain): Update.
10659 * c-decl.c (start_decl): warn_main is only 0 or 1.
10660 (start_function): Likewise. Fix formatting.
10661 (finish_function): Delete redundant warning.
10662 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10663 * c-opts (c_common_handle_option): -Wall only has effect if
10664 warn_main is uninitialized. OPT_Wmain is automatically
10665 handled. -pedantic also enables Wmain.
10666 (c_common_post_options): Handle all logic for Wmain here.
10667 * c-common.c (warn_main): Delete.
10668 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10669 * c-common.h (warn_main): Delete.
10671 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10673 PR middle-end/36701
10674 * expr.c (emit_group_store): Allocate stack temp with the
10675 largest alignment when copying from register to stack.
10677 2008-08-13 Richard Guenther <rguenther@suse.de>
10679 * tree.h (maybe_fold_offset_to_address): Declare.
10680 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10681 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10682 Likewise for POINTER_PLUS_EXPR.
10683 (maybe_fold_offset_to_reference): Enable disabled code.
10684 (maybe_fold_offset_to_address): New function.
10685 (fold_stmt_r): Use it.
10686 (fold_gimple_assign): Likewise.
10687 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10688 (gimplify_expr): Likewise.
10690 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10692 * toplev.h (pedwarn_at): Fix declaration.
10694 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10696 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10697 LINK_SPEC): Use %R in -Y P argument.
10699 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10702 * diagnostic.c (pedwarn_at): New.
10703 * toplev.h (pedwarn_at): Declare.
10704 * c-tree.h (build_enumerator): Update declaration.
10705 * c-decl.c (finish_enum): Update comment.
10706 (build_enumerator): Take a location parameter. Give a pedwarn but do
10707 not perform any conversion.
10708 * c-parser.c (c_parser_enum_specifier): Set correct location for
10711 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10714 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10715 expressions except for conversions to signed:1 bitfields. Handle
10716 COND_EXPR with constant operands.
10718 2008-08-13 Richard Guenther <rguenther@suse.de>
10720 PR tree-optimization/15255
10721 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10722 (struct oecount_s): New struct and VEC types.
10723 (cvec): New global.
10724 (oecount_hash): New function.
10725 (oecount_eq): Likewise.
10726 (oecount_cmp): Likewise.
10727 (zero_one_operation): New function.
10728 (build_and_add_sum): Likewise.
10729 (undistribute_ops_list): Perform un-distribution of multiplication
10730 and division on the chain of summands.
10731 (should_break_up_subtract): Also break up subtracts for factors.
10732 (reassociate_bb): Delete dead visited statements.
10733 Call undistribute_ops_list. Re-sort and optimize if it did something.
10734 * passes.c (init_optimization_passes): Move DSE before
10736 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10739 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10741 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10743 * doc/invoke.texi: Revert unintended checkin.
10745 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10748 * gcc.c (include_spec_function): Tweak call to find_a_file.
10750 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10752 PR middle-end/37014
10753 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10754 and TRUTH_ORIF_EXPR.
10755 * dojump.c (do_jump): Likewise.
10757 PR tree-optimization/37084
10758 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10759 if id->regimplify, don't assume stmt is a cast assignment.
10761 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10763 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10765 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10768 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10771 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10773 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10774 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10776 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10777 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10778 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10779 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10780 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10782 * doc/tm.texi (Storage Layout): Remove documentation for
10783 TARGET_FLOAT_FORMAT.
10785 * simplify-rtx.c (simplify_binary_operation_1): Replace
10786 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10788 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10790 * real.h (struct real_format): New member has_sign_dependent_rounding.
10791 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10792 spu_single_format, ieee_double_format, mips_double_format,
10793 motorola_double_format, ieee_extended_motorola_format,
10794 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10795 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10796 mips_extended_format, ieee_quad_format, mips_quad_format,
10797 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10798 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10800 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10801 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10802 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10803 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10804 (ROUND_TOWARDS_ZERO): Likewise.
10806 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10807 (FLOAT_MODE_FORMAT): New macro.
10808 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10809 (MODE_COMPOSITE_P): ... this new macro.
10810 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10811 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10812 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10814 * flags.h: Include "real.h".
10816 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10817 REAL_MODE_FORMAT_COMPOSITE_P.
10818 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10820 * doc/tm.texi (Storage Layout): Remove documentation of
10821 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10822 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10823 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10824 they only apply to libgcc2.a.
10826 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10828 * config/spu/float_disf.c: New file.
10829 * config/spu/float_unsdisf.c: New file.
10830 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10831 (LIB2FUNCS_EXCLUDE): Define.
10833 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10834 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10836 * real.h (struct real_format): New member round_towards_zero.
10837 * real.c (round_for_format): Respect fmt->round_towards_zero.
10838 (ieee_single_format, mips_single_format, motorola_single_format,
10839 spu_single_format, ieee_double_format, mips_double_format,
10840 motorola_double_format, ieee_extended_motorola_format,
10841 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10842 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10843 mips_extended_format, ieee_quad_format, mips_quad_format,
10844 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10845 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10847 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10848 real_format to choose rounding mode when calling MPFR functions.
10849 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10850 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10852 * real.h (real_to_decimal_for_mode): Add prototype.
10853 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10854 Respect target rounding mode when generating decimal representation.
10855 (real_to_decimal): New stub for backwards compatibility.
10856 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10857 real_to_decimal_for_mode instead of real_to_decimal.
10859 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10861 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10862 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10864 * real.c (spu_single_format): New variable.
10865 * real.h (spu_single_format): Declare.
10867 * config/spu/spu.c (spu_override_options): Install SFmode format.
10868 (spu_split_immediate): Use integer mode to operate on pieces of
10869 floating-point values in all cases.
10871 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10872 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10873 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10875 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10877 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10879 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10881 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10883 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10886 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10887 on the VAR_DECL instead of TYPE_READONLY on its type.
10889 2008-08-12 Ira Rosen <irar@il.ibm.com>
10891 * tree-vectorizer.c: Depend on langhooks.h.
10892 (supportable_widening_operation): Add two arguments. Support double
10894 (supportable_narrowing_operation): Likewise.
10895 * tree-vectorizer.h (supportable_widening_operation): Add two
10897 (supportable_narrowing_operation): Likewise.
10898 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10899 supportable_widening_operation with correct arguments.
10900 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10901 (vectorizable_type_demotion): Support double type conversions.
10902 (vectorizable_type_promotion): Likewise.
10903 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10905 2008-08-11 Michael Matz <matz@suse.de>
10907 * i386/i386.c (override_options): Move initialisation from
10908 flag_schedule_insns_after_reload to here from ...
10909 (optimization_options): ... here.
10911 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10913 PR rtl-optimization/36998
10914 * dwarf2out.c (compute_barrier_args_size_1,
10915 compute_barrier_args_size): Temporarily remove assertions.
10917 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10919 PR middle-end/20644
10920 * tree-ssa.c (struct walk_data): Add new flag
10921 warn_possibly_uninitialized.
10922 (warn_uninitialized_var): Use it.
10923 (warn_uninitialized_vars): New.
10924 (execute_early_warn_uninitialized): Call it.
10925 (execute_late_warn_uninitialized): Likewise.
10927 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10929 PR middle-end/36238
10930 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10931 for memory subregs.
10933 2008-08-09 Jan Hubicka <jh@suse.cz>
10936 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10938 (expand_fix): Be prepared for expansion to fail.
10939 (expand_sfix_optab): Remove instructions if expansion failed.
10941 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10943 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10944 avr31 architecture.
10945 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10946 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10948 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10950 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10951 mips/t-libgcc-mips16 to tmake_file.
10952 * config/mips/mips-protos.h (mips_call_type): New enum.
10953 (mips_pic_base_register, mips_got_load): Declare.
10954 (mips_restore_gp): Take an rtx argument.
10955 (mips_use_pic_fn_addr_reg_p): Declare.
10956 (mips_expand_call): Replace the sibcall_p argument with
10957 a mips_call_type argument. Add a lazy_p parameter.
10958 (mips_split_call): Declare.
10959 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10960 (MIPS16_PIC_TEMP): Likewise.
10961 (reg_class): Delete M16_NA_REGS.
10962 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10963 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10964 (mips_split_hi_p): Declare.
10965 * config/mips/mips.c (mips_split_hi_p): New array.
10966 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10967 (mips_got_symbol_type_p): New function.
10968 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10969 (mips16_stub_function_p): New function.
10970 (mips16_local_function_p): Likewise.
10971 (mips_use_pic_fn_addr_reg_p): Likewise.
10972 (mips_cannot_force_const_mem): Return false for HIGHs.
10973 Extend CONST_INT and symbolic handling to MIPS16, using
10974 mips_symbol_insns to check that the base symbol type is a
10975 legitimate constant. Reject GOT-based constants if
10976 TARGET_MIPS16_PCREL_LOADS.
10977 (mips_const_insns): Check targetm.cannot_force_const_mem when
10978 decomposing a symbolic base and a large offset.
10979 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10980 When calling a function that needs $25 from MIPS16 code,
10981 move the target address into $25 separately and add a USE
10983 (mips16_gp_pseudo_reg): Insert the initializer immediately
10984 before the first real insn.
10985 (mips_pic_base_register, mips_got_load): New functions.
10986 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10987 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10988 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10989 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10990 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10991 also passing NULL_RTX rather than const0_rtx as the aux argument.
10992 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10993 instead of TARGET_EXPLICIT_RELOCS.
10994 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10995 (mips_load_call_address): Replace the sibcall_p argument with
10996 a mips_call_type argument. Use mips_got_load.
10997 (mips16_local_alias): New structure.
10998 (mips16_local_aliases): New variable.
10999 (mips16_local_aliases_hash): New function.
11000 (mips16_local_aliases_eq): Likewise.
11001 (mips16_local_alias): Likewise.
11002 (mips16_stub_function): Likewise.
11003 (mips16_build_function_stub): Create a local alias for the target
11004 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
11005 .cpload directive and an R_MIPS_NONE relocation for the target
11006 function, then load the alias rather than the function itself.
11007 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
11008 (mips16_copy_fpr_return_value): Use mips16_stub_function and
11009 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
11010 (mips16_build_call_stub): Replace the FN parameter with an
11011 FN_PTR parameter. Force the address into a register if it
11012 isn't a call_insn_operand; don't rely on the caller to do this.
11013 If a call to a locally-defined and locally-binding MIPS16
11014 function must be made indirectly, redirect the call to the
11015 function's local alias. Use mips16_stub_function_p,
11016 mips16_stub_function, mips_expand_call and use_reg.
11017 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11018 Use explicit %hi and %lo accesses where possible.
11019 Use MIPS_CALL to generate the correct code form of a
11020 jal instruction. Add clobbers of $18 instead of uses.
11021 Update the call to mips_emit_call_insn.
11022 (mips_expand_call): Replace the SIBCALL_P argument with a
11023 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11024 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11025 allowing it to modify the call address. Update the calls to
11026 mips_load_call_address and mips_emit_call_insn.
11027 (mips_split_call): New function.
11028 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11029 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11030 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11031 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11032 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11034 (mips_cprestore_slot): New function.
11035 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11036 and use mips_cprestore_slot.
11037 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11039 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11040 then use a copygp_mips16 instruction to set up $28.
11041 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11042 (mips16_lay_out_constants): Call split_all_insns_noflow.
11043 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11044 false if TARGET_MIPS16.
11045 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11046 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11047 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11048 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11049 MIPS16 code. Allow MIPS16 o32 PIC.
11050 (mips_override_options): Allow MIPS16 o32 PIC.
11051 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11052 after reload if TARGET_USE_GOT.
11053 (UNSPEC_COPYGP): New constant.
11054 (length): Use a default length of 8 for MIPS16 GOT loads.
11055 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11056 (*got_page<mode>): Check mips_split_hi_p.
11057 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11058 (unspec_got<mode>, unspec_call<mode>): New expanders.
11059 (load_got<mode>, load_call<mode>): Remove the length attributes.
11060 Use a got attribute instead of a type attribute.
11061 (copygp_mips16): New insn.
11062 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11063 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11064 (sibcall, sibcall_value, call, call_value): Update the calls
11065 to mips_expand_call.
11066 (call_internal, call_value_internal): Use mips_split_call.
11067 (call_value_multiple_internal): Likewise.
11068 (call_split): Move after call_internal (the insn it is split from).
11069 (call_internal_direct, call_value_internal_direct): Turn into
11070 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11071 (call_direct_split, call_value_direct_split): New patterns.
11072 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11073 and use M16_REGS instead of M16_NA_REGS.
11074 * config/mips/predicates.md (const_call_insn_operand): Replace
11075 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11076 mips_use_pic_fn_addr_reg_p check.
11077 (move_operand): Reject HIGHs if mips_split_hi_p.
11078 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11079 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11080 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11081 * config/mips/libgcc-mips16.ver: New file.
11082 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11083 $(srcdir)/config/mips/libgcc-mips16.ver.
11085 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11087 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11089 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11090 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11091 (mips16_cfun_returns_in_fpr_p): Likewise.
11093 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11095 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11096 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11097 rather than 4 to PC.
11099 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11101 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11102 (FUNCTION_PROFILER): Save the static chain pointer into $2
11103 beforehand and restore it aftewards.
11104 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11105 address directly into $25 and call the function through $25;
11106 do not clobber $3. Pad the DImode version to cover the space
11107 left by the deleted $25 <- $3 move.
11108 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11109 the removal of the $25 <- $3 move.
11110 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11111 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11113 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11114 Daniel Jacobowitz <dan@codesourcery.com>
11116 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11117 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11118 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11119 * config/mips/mips.c (mips_start_function_definition): New function.
11120 (mips_end_function_definition): Likewise.
11121 (mips_output_function_prologue): Use mips_start_function_definition.
11122 (mips_output_function_epilogue): Use mips_end_function_definition.
11123 (build_mips16_function_stub): Use mips_start_function_definition
11124 and mips_end_function_definition.
11125 (build_mips16_call_stub): Likewise.
11127 2008-08-09 Richard Guenther <rguenther@suse.de>
11129 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11130 * gimple.h (gimple_call_fn): Adjust comment.
11131 (gimple_call_set_fndecl): New function.
11132 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11133 longer having bare FUNCTION_DECL operand.
11134 (gimple_call_return_type): Likewise.
11135 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11137 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11138 (gimple_mod_pow2): Likewise.
11139 (gimple_mod_subtract): Likewise.
11140 (gimple_ic): Likewise.
11141 (gimple_stringop_fixed_value): Likewise.
11142 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11143 longer having bare FUNCTION_DECL operand.
11144 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11145 * omp-low.c (optimize_omp_library_calls): Likewise.
11146 * cgraphunit.c (update_call_expr): Likewise.
11147 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11148 (execute_convert_to_rsqrt): Likewise.
11149 * cfgexpand.c (gimple_to_tree): Simplify.
11150 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11151 bare FUNCTION_DECL operand.
11152 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11153 (convert_gimple_call): Use gimple_call_fndecl.
11154 * c-common.c (c_warn_unused_result): Likewise.
11156 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11160 (c_finish_return): Likewise.
11161 (c_start_case): Likewise.
11162 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11163 * c-parser.c (c_parser_condition): New. Call
11164 verify_sequence_points.
11165 (c_parser_paren_condition): Call c_parser_condition.
11166 (c_parser_for_statement): Call c_parser_condition.
11168 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11171 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11172 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11173 Moved from diagnostic.h
11174 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11176 (emit_diagnostic): New.
11177 (warning0, pedwarn0): Delete.
11178 (warning, warning_at, pedwarn, permerror): Return bool.
11179 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11180 Moved to diagnostic.c.
11181 (struct diagnostic_context): Use correct type for
11182 classify_diagnostic.
11183 (diagnostic_report_diagnostic): Update declaration.
11184 (emit_diagnostic): Declare.
11185 * errors.c (warning): Return bool.
11186 * errors.h (warning): Update declaration.
11187 * toplev.h (warning0, pedwarn0): Delete.
11188 (warning, warning_at, pedwarn, permerror): Return bool.
11189 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11190 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11191 inform. Update all calls.
11192 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11193 before giving informative note.
11194 (implicit_decl_warning): Likewise.
11195 * c-typeck.c (build_function_call): Likewise.
11196 * tree-sssa.c (warn_uninit): Likewise.
11197 * builtins.c (gimplify_va_arg_expr): Likewise.
11199 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11202 * doc/invoke.texi (-Wextra): Move warning from here...
11203 (-Wuninitialized): ... to here.
11205 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11208 * flags.h (set_Wunused): Delete
11209 * toplev.c (process_options): Handle Wunused flags here.
11210 * opts.c (maybe_warn_unused_parameter): Delete.
11211 (common_handle_option): Replace set_Wunused by warn_unused.
11212 (set_Wextra): Do not handle Wunused-parameter here.
11213 (set_Wunused): Delete.
11214 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11216 * common.opt (Wunused): Add Var and Init.
11217 (Wunused-function): Likewise.
11218 (Wunused-label): Likewise.
11219 (Wunused-parameter): Likewise.
11220 (Wunused-value): Likewise.
11221 (Wunused-variable): Likewise.
11223 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11225 * doc/invoke.texi: Add cpu_type power7.
11226 * config.in (HAVE_AS_VSX): New.
11227 * config.gcc: Add cpu_type power7.
11228 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11230 * configure: Regenerate.
11231 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11233 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11234 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11235 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11237 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11239 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11240 type to vectorize.builtin_conversion.
11241 (vectorizable_conversion): Likewise.
11242 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11243 integral type as input.
11244 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11246 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11247 and ALTIVEC_BUILTIN_VCTSXS.
11248 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11251 2008-08-08 Richard Guenther <rguenther@suse.de>
11253 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11254 (surely_varying_stmt_p): Calls are varying only if they are
11255 non-builtin and not indirect or have no result.
11256 (ccp_fold): Re-instantiate code before the tuples merge.
11258 2008-08-08 Richard Guenther <rguenther@suse.de>
11260 PR tree-optimization/37056
11261 * gimple.h (gimple_assign_rhs_class): New helper function.
11262 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11263 unary operations properly.
11265 2008-08-07 Jan Hubicka <jh@suse.cz>
11267 * i386.h (ix86_size_cost): Declare.
11268 (ix86_cur_cost): New function macro.
11269 * i386.md (peepholes expanding size and splitters): Predicate by
11270 optimize_insn_for_speed_p.
11271 (peepholes reduce size and splitters): Predicate by
11272 optimize_insn_for_size_p.
11273 * i386.c (ix86_size_cost): Rename from ...
11274 (size_cost): This one.
11275 (override_options): Update.
11276 (decide_alg): Likewise.
11277 (ix86_expand_clear): Use RTL profile.
11278 (ix86_pad_returns): Use RTL profile.
11280 2008-08-07 Jan Hubicka <jh@suse.cz>
11282 * recog.c (split_all_insns): Set RTL profile
11283 (peephole2_optimize): Likewise.
11284 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11285 * combine.c (combine_instructions): Likewise.
11287 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11289 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11291 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11293 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11294 value in a6 after the set_frame_ptr insn.
11296 2008-08-07 Richard Henderson <rth@redhat.com>
11299 * gcc.c (cpp_options): Pass along -g*.
11301 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11303 * config/arm/arm.c (output_move_neon): Update comment describing
11304 big-endian vector layout.
11305 (arm_assemble_integer): Do not handle big-endian NEON vectors
11307 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11308 neon_vget_lane<mode>_sext_internal,
11309 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11310 element indices for big-endian.
11312 2008-08-07 Richard Henderson <rth@redhat.com>
11314 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11315 * configure, config.in: Rebuild.
11316 * debug.h (dwarf2out_do_cfi_asm): Declare.
11317 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11318 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11319 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11320 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11322 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11324 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11325 movv2si_internal): Combine into mov<mode>_internal.
11326 (movv2si_internal_2): Remove.
11328 2008-08-07 Jan Hubicka <jh@suse.cz>
11331 * i386.md (single stringop patterns): Enable unconditionally.
11333 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11336 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11338 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11339 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11341 * config/i386/sse.md (sse2_movq128): New.
11343 * doc/extend.texi: Document __builtin_ia32_movq128.
11345 2008-08-07 Richard Guenther <rguenther@suse.de>
11347 PR middle-end/37042
11348 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11349 pointers can access anything.
11351 2008-08-06 Jan Hubicka <jh@suse.cz>
11353 * optabs.c (emit_unop_insn): Break out to ...
11354 (maybe_emit_unop_insn): ... this one.
11355 (expand_sfix_optab): Use maybe variant.
11356 * optabs.h (maybe_emit_unop_insn): Declare.
11358 * i386.md (mov0 patterns): Enable by default.
11359 (FP conversion expanders): Disable expansion of code expanding
11360 sequences when instruction should be optimized for size.
11361 (single strinop patterns): Enable when optimizing for size.
11362 (string expanders): Disable expanding of code expanding sequences
11363 when optimizning instruction for size.
11364 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11366 (ix86_fp_comparison_sahf_cost): Likewise.
11367 (ix86_expand_branch): Likewise.
11368 (ix86_expand_ashl_const): Likewise.
11369 (ix86_split_ashl): Likewise.
11370 (ix86_expand_strlen): Likewise.
11371 (ix86_emit_fp_unordered_jump): Likewie.
11373 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11375 * c-common.c: Fix typo.
11376 (c_common_reswords): Activate more C++ keyword warnings.
11378 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11380 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11383 * diagnostic.c (permerror_at): New.
11384 * toplev.h (permerror_at): Declare.
11386 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11387 Ira Rosen <irar@il.ibm.com>
11389 * tree-vect-transform.c (vect_model_simple_cost): Return
11390 immediately if stmt is pure SLP.
11391 (vect_model_store_cost): Ditto.
11392 (vect_model_load_cost): Ditto.
11393 (vectorizable_store): Remove PURE_SLP check before call
11394 to vect_model_store_cost.
11395 (vect_model_store_cost): When checking whether stmt describe
11396 strided access, add a check that it is not slp_node.
11398 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11401 * c-common.c (warn_for_sign_compare): New. Handle separately the
11402 case that 'constant' is zero.
11403 * c-typeck.c (build_binary_op): Move code to c-common.c
11405 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11407 * config/alpha/alpha.c (alpha_preferred_reload_class,
11408 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11409 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11410 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11411 * config/arm/arm.md: Likewise.
11412 * config/avr/avr-protos.h (preferred_reload_class,
11413 test_hard_reg_class, avr_simplify_comparison_p,
11414 out_shift_with_cnt, class_max_nregs): Likewise.
11415 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11416 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11417 preferred_reload_class, test_hard_reg_class): Likewise.
11418 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11419 bfin_memory_move_cost, bfin_secondary_reload,
11420 bfin_output_mi_thunk): Likewise.
11421 * config/crx/crx.c (crx_secondary_reload_class,
11422 crx_memory_move_cost): Likewise.
11423 * config/frv/frv-protos.h (frv_secondary_reload_class,
11424 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11425 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11426 frv_secondary_reload_class, frv_class_likely_spilled_p,
11427 frv_class_max_nregs): Likewise.
11428 * config/h8300/h8300.c (h8300_classify_operand,
11429 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11431 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11432 * config/ia64/ia64.c (ia64_preferred_reload_class,
11433 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11434 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11435 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11437 * config/m68hc11/m68hc11.c (preferred_reload_class,
11438 m68hc11_memory_move_cost): Likewise.
11439 * config/mcore/mcore.c (mcore_secondary_reload_class,
11440 mcore_reload_class): Likewise.
11441 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11442 mips_class_max_nregs, mips_cannot_change_mode_class,
11443 mips_preferred_reload_class, mips_secondary_reload_class,
11444 mips_output_mi_thunk): Likewise.
11445 * config/mmix/mmix.c (mmix_preferred_reload_class,
11446 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11448 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11450 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11451 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11452 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11453 * config/rs6000/rs6000.c (paired_expand_vector_init,
11454 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11455 compare_section_name, rs6000_memory_move_cost): Likewise.
11456 * config/s390/s390.c (s390_emit_compare_and_swap,
11457 s390_preferred_reload_class, s390_secondary_reload,
11458 legitimize_pic_address, legitimize_tls_address,
11459 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11460 s390_class_max_nregs): Likewise.
11461 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11462 * config/s390/s390.md: Likewise.
11463 * config/score/score-protos.h (score_secondary_reload_class,
11464 score_preferred_reload_class): Likewise.
11465 * config/score/score.c (score_preferred_reload_class,
11466 score_secondary_reload_class): Likewise.
11467 * config/score/score3.c (score3_output_mi_thunk,
11468 score3_preferred_reload_class, score3_secondary_reload_class,
11469 score3_hard_regno_mode_ok): Likewise.
11470 * config/score/score3.h (score3_preferred_reload_class,
11471 score3_secondary_reload_class): Likewise.
11472 * config/score/score7.c (score7_output_mi_thunk,
11473 score7_preferred_reload_class, score7_secondary_reload_class,
11474 score7_hard_regno_mode_ok): Likewise.
11475 * config/score/score7.h (score7_preferred_reload_class,
11476 score7_secondary_reload_class): Likewise.
11477 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11478 output_branchy_insn, add_constant, gen_block_redirect,
11479 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11480 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11481 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11482 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11483 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11484 xstormy16_preferred_reload_class): Likewise.
11485 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11486 xtensa_expand_atomic, override_options,
11487 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11489 * reorg.c (try_merge_delay_insns): Likewise.
11490 * tree.c (merge_dllimport_decl_attributes): Likewise.
11492 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11494 2008-08-06 Michael Matz <matz@suse.de>
11496 * Makefile.in (write_entries_to_file): Quote words.
11497 * gengtype.c (read_input_line): Skip over leading white-space.
11499 2008-08-06 Marc Gauthier <marc@tensilica.com>
11501 * config.gcc: Match more processor names for Xtensa.
11502 * configure.ac: Likewise.
11503 * doc/install.texi (Specific): Likewise.
11504 * configure: Regenerate.
11506 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11508 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11509 * calls.c (avoid_likely_spilled_reg): Likewise.
11510 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11511 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11512 * config/i386/i386.c (ix86_expand_special_args_builtin,
11513 ix86_secondary_reload): Likewise.
11514 * except.c (struct eh_region, gen_eh_region_catch,
11515 remove_unreachable_regions, duplicate_eh_regions,
11516 assign_filter_values, build_post_landing_pads,
11517 sjlj_find_directly_reachable_regions, remove_eh_handler,
11518 reachable_next_level, foreach_reachable_handler,
11519 can_throw_internal_1, can_throw_external_1,
11520 collect_one_action_chain): Likewise.
11521 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11522 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11523 * function.c (update_temp_slot_address, instantiate_new_reg,
11524 instantiate_virtual_regs_in_rtx,
11525 instantiate_virtual_regs_in_insn): Likewise.
11526 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11527 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11528 gimplify_cleanup_point_expr): Likewise.
11529 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11530 * passes.c (next_pass_1): Likewise.
11531 * print-tree.c (print_node_brief, print_node): Likewise.
11532 * profile.c (branch_prob): Likewise.
11533 * tree-dump.c (dump_register): Likewise.
11534 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11536 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11537 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11538 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11539 copy_arguments_for_versioning, copy_static_chain): Likewise.
11540 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11541 add_new_name_mapping, register_new_name_mapping): Likewise.
11542 * tree-mudflap.c (mf_xform_derefs): Likewise.
11543 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11544 get_init_expr, combine_chains): Likewise.
11545 * tree-pretty-print.c (dump_generic_node): Likewise.
11546 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11547 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11548 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11549 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11551 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11553 PR middle-end/37010
11554 * calls.c (expand_call): Use the biggest preferred stack
11557 2008-08-06 Michael Matz <matz@suse.de>
11560 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11561 for reused reload, instead of overwriting them.
11563 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11565 PR middle-end/37009
11566 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11567 for incoming stack boundary.
11569 * function.c (assign_parm_find_entry_rtl): Update
11570 parm_stack_boundary.
11572 * function.h (rtl_data): Add parm_stack_boundary.
11574 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11575 parm_stack_boundary for incoming stack boundary.
11577 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11579 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11580 for unrepresentable subregs or treat them as equal to other regs
11581 or subregs with the same register number.
11583 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11585 PR middle-end/35432
11586 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11589 2008-08-06 Jan Hubicka <jh@suse.cz>
11591 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11592 frequencies might be hot.
11594 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11596 * reload.c (find_reloads): Force constants into literal pool
11597 also if they are wrapped in a SUBREG.
11599 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11602 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11603 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11604 Don't allow predicated instructions for data speculation.
11605 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11608 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11610 * haifa-sched.c (extend_global): Split to extend_global_data and
11611 extend_region_data. Update all uses.
11612 (extend_all): Rename to extend_block_data.
11614 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11616 * sched-rgn.c (new_ready): Check if instruction can be
11617 speculatively scheduled before attempting speculation.
11618 (debug_rgn_dependencies): Remove wrongful assert.
11620 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11622 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11624 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11626 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11627 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11628 va_size, and type_size.
11630 2008-08-04 Jason Merrill <jason@redhat.com>
11633 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11634 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11636 2008-08-05 Richard Henderson <rth@redhat.com>
11638 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11639 * configure: Rebuild.
11641 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11644 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11645 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11648 2008-08-05 Richard Henderson <rth@redhat.com>
11650 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11651 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11652 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11653 * common.opt (fdwarf2-cfi-asm): New.
11654 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11655 * config.in, configure: Rebuild.
11656 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11657 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11659 (dw2_force_const_mem): Externalize.
11660 * dwarf2asm.h: Update.
11661 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11662 generate a real label.
11663 (output_cfi_directive): New.
11664 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11665 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11666 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11668 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11669 (output_loc_operands_raw, output_loc_sequence_raw): New.
11670 (output_cfa_loc_raw): New.
11672 2008-08-05 Paul Brook <paul@codesourcery.com>
11674 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11675 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11676 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11677 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11678 * config/arm/arm.h (TARGET_VFPD32): Define.
11679 (TARGET_VFP3): Use TARGET_VFPD32.
11680 (fputype): Add FPUTYPE_VFP3D16.
11681 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11682 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11683 * config/arm/arm-cores.def: Add cortex-r4f.
11684 * config/arm/arm-tune.md: Regenerate.
11686 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11688 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11689 Reword some comments throughout the file.
11691 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11692 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11693 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11694 MFC_MIN_DMA_LIST_ELEMENTS.
11695 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11696 MFC_MAX_DMA_LIST_ELEMENTS.
11698 (MFC_START_ENABLE): Remove PPU-only define.
11699 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11700 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11702 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11703 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11704 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11705 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11706 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11707 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11708 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11710 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11711 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11712 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11713 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11715 (spu_read_machine_status): Fix typo.
11717 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11719 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11720 SUBREG of multi-word hard register.
11721 * config/spu/spu.c (valid_subreg): Likewise.
11722 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11724 2008-08-04 Richard Guenther <rguenther@suse.de>
11726 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11727 the candidate with the stripped base if that base is different
11728 from the original base even for offset zero.
11730 2008-08-04 Richard Guenther <rguenther@suse.de>
11732 PR middle-end/36691
11733 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11734 check for no_overflow.
11736 2008-08-04 Richard Guenther <rguenther@suse.de>
11738 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11740 2008-08-04 Paul Brook <paul@codesourcery.com>
11742 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11743 (arm_order_regs_for_local_alloc): New function.
11744 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11746 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11748 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11751 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11752 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11753 (ix86_expand_epilogue): Likewise.
11755 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11757 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11760 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11763 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11764 (*movv2sf_internal_rex64): Ditto.
11766 2008-08-03 Jan Hubicka <jh@suse.cz>
11768 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11769 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11770 * expmed.c (expand_smod_pow2): Likewise.
11772 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11775 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11776 alternative 0 of operand 1.
11777 (*vec_concatv2di_rex64_sse): Ditto.
11778 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11780 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11781 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11782 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11783 (*movv2sf_internal_rex64): Ditto.
11785 2008-08-02 Richard Guenther <rguenther@suse.de>
11788 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11789 (ssedoublesizemode): New mode attribute.
11790 (sse_shufps): Call gen_sse_shufps_v4sf.
11791 (sse_shufps_1): Macroize.
11792 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11793 (sse2_shufpd_1): Macroize.
11794 (vec_extract_odd, vec_extract_even): New expanders.
11795 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11796 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11797 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11798 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11799 (ix86_expand_vector_set): Likewise.
11800 (ix86_expand_reduc_v4sf): Likewise.
11802 2008-08-01 Doug Kwan <dougkwan@google.com>
11804 * matrix-reorg.c: Re-enable all code.
11805 (struct malloc_call_data): Change CALL_STMT to gimple type.
11806 (collect_data_for_malloc_call): Tuplify.
11807 (struct access_site_info): Change STMT to gimple type.
11808 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11809 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11810 (struct free_info): Change STMT to gimple type.
11811 (struct matrix_access_phi_node): Change PHI to gimple type.
11812 (get_inner_of_cast_expr): Remove.
11813 (may_flatten_matrices_1): Tuplify.
11814 (may_flatten_matrices): Ditto.
11815 (mark_min_matrix_escape_level): Ditto.
11816 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11817 (ssa_accessed_in_call_rhs): New
11818 (ssa_accessed_in_assign_rhs): New
11819 (record_access_alloc_site_info): Tuplify.
11820 (add_allocation_site): Ditto.
11821 (analyze_matrix_allocation_site): Ditto.
11822 (analyze_transpose): Ditto.
11823 (get_index_from_offset): Ditto.
11824 (update_type_size): Ditto.
11825 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11826 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11827 (analyze_accesses_for_phi_node): Tuplify.
11828 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11829 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11830 (analyze_matrix_accesses): Tuplify.
11831 (check_var_data): New call-back type for check_var_notmodified_p.
11832 (check_var_notmodified_p): Tuplify and use call-back struct to
11833 return statement found.
11834 (can_calculate_expr_before_stmt): Factor out statement related code
11836 (can_calculate_stmt_before_stmt): New.
11837 (check_allocation_function): Tuplify.
11838 (find_sites_in_func): Ditto.
11839 (record_all_accesses_in_func): Ditto.
11840 (transform_access_sites): Ditto.
11841 (transform_allocation_sites): Ditto.
11842 (matrix_reorg): Re-enable.
11843 (gate_matrix_reorg): Re-enable.
11845 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11847 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11848 for labels for which it hasn't been set yet. If it has been set,
11849 stop walking insns and continue with next worklist item.
11850 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11851 if the only BARRIER is at the very end of a function.
11853 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11855 * cfgexpand.c (expand_stack_alignment): Assert that
11856 stack_realign_drap and drap_rtx must match.
11858 * function.c (instantiate_new_reg): If DRAP is used to realign
11859 stack, replace virtual_incoming_args_rtx with internal arg
11862 2008-08-01 Richard Guenther <rguenther@suse.de>
11864 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11865 loop information only if we initialized it.
11866 (execute_pre): Call fini_pre with in_fre.
11867 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11868 if we do not unroll because we hit max-completely-peeled-insns.
11869 Use our estimation for consistency, do allow shrinking.
11871 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11873 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11874 with MIN_STACK_BOUNDARY.
11875 (ix86_update_stack_boundary): Likewise.
11876 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11879 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11880 (MIN_STACK_BOUNDARY): This.
11882 2008-08-01 Richard Guenther <rguenther@suse.de>
11884 PR middle-end/36997
11885 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11887 2008-08-01 Richard Guenther <rguenther@suse.de>
11889 PR tree-optimization/36988
11890 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11891 do not matter if that doesn't change volatile qualification.
11893 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11895 * configure.ac: Do not generate libada-mk. Do not subst
11896 host_cc_for_libada.
11897 * libada-mk.in: Remove.
11898 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11899 * configure: Regenerate.
11901 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11903 * tree-pass.h: Added comment about not dumping passes with name
11904 starting with star in struct opt_pass.
11905 * passes.c (register_dump_files_1): Don't do dump for a pass with
11906 name starting with star.
11907 * doc/passes.texi (Pass manager): Mention pass names and special
11908 meaning of star prefix to avoid dump.
11910 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11912 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11914 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11915 (ISA_MIPS64R2): New macro.
11916 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11917 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11918 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11919 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11920 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11921 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11922 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11923 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11924 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11925 Move up to keep list alphabetically sorted.
11926 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11927 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11929 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11930 (-march=@var{arch}): Add mips64r2.
11932 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11934 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11936 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11938 * expr.c (expand_assignment): Check for complete type.
11940 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11943 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11945 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11946 for stack alignment.
11948 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11950 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11952 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11953 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11955 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11957 PR rtl-optimization/36419
11958 * dwarf2out.c (barrier_args_size): New variable.
11959 (compute_barrier_args_size, compute_barrier_args_size_1): New
11961 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11962 if not called yet in the current function, use barrier_args_size
11963 array to find the new args_size value.
11964 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11966 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11969 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11972 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11975 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11976 (dwarf2out_stack_adjust): Use it.
11977 (dwarf2out_frame_debug_expr): Likewise.
11979 2008-07-31 Richard Guenther <rguenther@suse.de>
11981 PR tree-optimization/36978
11982 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11983 the generated condition.
11985 2008-07-31 Richard Guenther <rguenther@suse.de>
11987 * passes.c (init_optimization_passes): Always call
11988 pass_early_warn_uninitialized.
11989 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11990 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11991 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11993 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11996 * builtins.c (maybe_emit_free_warning): New function.
11997 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11998 maybe_emit_free_warning for BUILT_IN_FREE.
12001 * dwarf2out.c (get_context_die): New function.
12002 (force_decl_die, force_type_die): Use it.
12003 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
12004 returns NULL, force generation of DW_TAG_typedef and put that into
12007 PR preprocessor/36649
12008 * c-pch.c (c_common_read_pch): Save and restore
12009 line_table->trace_includes across PCH restore.
12011 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12014 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12016 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12019 * final.c (call_from_call_insn): Handle COND_EXEC.
12021 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12023 * builtins.c (std_gimplify_va_arg_expr): Replace
12024 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12025 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12027 2008-07-30 Joey Ye <joey.ye@intel.com>
12028 H.J. Lu <hongjiu.lu@intel.com>
12030 * builtins.c (expand_builtin_setjmp_receiver): Replace
12031 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12032 (expand_builtin_apply_args_1): Likewise.
12033 (expand_builtin_longjmp): Need DRAP for stack alignment.
12034 (expand_builtin_apply): Likewise.
12036 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12037 instead of assign_stack_local to allow alignment reduction.
12039 * calls.c (emit_call_1): Need DRAP for stack alignment if
12041 (expand_call): Replace virtual_incoming_args_rtx with
12042 crtl->args.internal_arg_pointer.
12043 * stmt.c (expand_nl_goto_receiver): Likewise.
12045 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12046 alignment and store to stack_alignment_estimated and
12047 max_used_stack_slot_alignment.
12048 (expand_one_var): Likewise.
12049 (expand_stack_alignment): New function.
12050 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12051 and stack_alignment_estimated fields in rtl_data. Call
12052 expand_stack_alignment at end.
12054 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12055 (MAX_STACK_ALIGNMENT): Likewise.
12056 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12057 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12059 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12060 stack alignment when generating virtual registers.
12062 * function.c (assign_stack_local): Renamed to ...
12063 (assign_stack_local_1): This. Add a parameter to indicate
12064 if it is OK to reduce alignment.
12065 (assign_stack_local): Use it.
12066 (instantiate_new_reg): Instantiate virtual incoming args rtx
12067 to vDRAP if stack realignment and DRAP is needed.
12068 (assign_parms): Collect parameter/return type alignment and
12069 contribute to stack_alignment_estimated.
12070 (locate_and_pad_parm): Likewise.
12071 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12072 with crtl->args.internal_arg_pointer.
12074 * function.h (rtl_data): Add new field drap_reg,
12075 max_used_stack_slot_alignment, stack_alignment_estimated,
12076 stack_realign_needed, need_drap, stack_realign_processed and
12077 stack_realign_finalized.
12078 (stack_realign_fp): New macro.
12079 (stack_realign_drap): Likewise.
12081 * global.c (compute_regsets): Frame pointer is needed when
12082 stack is realigned. Can eliminate frame pointer when stack is
12083 realigned and dynamic realigned argument pointer isn't used.
12085 * reload1.c (update_eliminables): Frame pointer is needed
12086 when stack is realigned.
12087 (init_elim_table): Can eliminate frame pointer when stack is
12088 realigned and dynamic realigned argument pointer isn't used.
12090 * rtl.h (assign_stack_local_1): Declare new funtion.
12092 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12093 (TARGET_GET_DRAP_RTX): Likewise.
12094 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12095 TARGET_GET_DRAP_RTX.
12097 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12099 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12100 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12102 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12103 H.J. Lu <hongjiu.lu@intel.com>
12105 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12106 vdrap_reg, stack_realign and drap_reg_saved.
12107 (add_cfi): Don't allow redefining CFA when DRAP is used.
12108 (reg_save): Handle stack alignment.
12109 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12110 alignment. Don't generate DWARF information for (set fp sp)
12112 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12114 (int_loc_descriptor): Move prototype forward. Also define if
12115 DWARF2_UNWIND_INFO is true.
12116 (output_cfa_loc): Handle DW_CFA_expression.
12117 (build_cfa_aligned_loc): New.
12118 (based_loc_descr): Update assert for stack realign. For local
12119 variables, use sp+offset when stack is aligned without drap and
12120 fp+offset when stack is aligned with drap. For arguments, use
12121 cfa+offset when drap is used to align stack.
12123 2008-07-30 Joey Ye <joey.ye@intel.com>
12124 H.J. Lu <hongjiu.lu@intel.com>
12126 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12128 (ix86_gen_andsp): New.
12129 (ix86_user_incoming_stack_boundary): Likewise.
12130 (ix86_default_incoming_stack_boundary): Likewise.
12131 (ix86_incoming_stack_boundary): Likewise.
12132 (ix86_can_eliminate): Likewise.
12133 (find_drap_reg): Likewise.
12134 (ix86_update_stack_boundary): Likewise.
12135 (ix86_get_drap_rtx): Likewise.
12136 (ix86_finalize_stack_realign_flags): Likewise.
12137 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12138 (TARGET_GET_DRAP_RTX): Likewise.
12139 (override_options): Overide option value for new options.
12140 (ix86_function_ok_for_sibcall): Remove check for
12141 force_align_arg_pointer.
12142 (ix86_handle_cconv_attribute): Likewise.
12143 (ix86_function_regparm): Likewise.
12144 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12145 (ix86_va_start): Replace virtual_incoming_args_rtx with
12146 crtl->args.internal_arg_pointer.
12147 (ix86_select_alt_pic_regnum): Check DRAP register.
12148 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12149 (ix86_compute_frame_layout): Compute frame layout wrt stack
12151 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12152 (ix86_expand_prologue): Decide if stack realignment is needed
12153 and generate prologue code accordingly.
12154 (ix86_expand_epilogue): Generate epilogue code wrt stack
12155 realignment is really needed or not.
12157 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12158 (ABI_STACK_BOUNDARY): Likewise.
12159 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12160 (STACK_REALIGN_DEFAULT): Likewise.
12161 (INCOMING_STACK_BOUNDARY): Likewise.
12162 (MAX_STACK_ALIGNMENT): Likewise.
12163 (ix86_incoming_stack_boundary): Likewise.
12164 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12165 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12166 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12167 (machine_function): Remove force_align_arg_pointer.
12169 * config/i386/i386.md (BX_REG): New.
12170 (R13_REG): Likewise.
12172 * config/i386/i386.opt (mforce_drap): New.
12173 (mincoming-stack-boundary): Likewise.
12174 (mstackrealign): Add Init(-1).
12176 * config/i386/i386-protos.h (ix86_can_eliminate): New
12178 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12180 * doc/extend.texi: Update force_align_arg_pointer.
12182 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12185 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12186 (INCOMING_STACK_BOUNDARY): Likewise.
12187 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12188 (TARGET_GET_DRAP_RTX): Likewise.
12190 2008-07-30 Andreas Schwab <schwab@suse.de>
12192 PR rtl-optimization/36929
12193 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12194 add_insn_before and fix argument order.
12195 (replace_inc_dec_mem): Handle NULL rtx.
12197 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12199 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12201 (arm_compute_initial_elimination_offset): Use it.
12202 (arm_compute_save_reg_mask): Include static chain save slot when
12203 calculating alignment.
12204 (arm_get_frame_offsets): Ditto.
12205 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12206 that we can use to decrement the stack when the stack decrement
12207 could be too big for an immediate value in a single insn.
12208 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12210 2008-07-30 Richard Guenther <rguenther@suse.de>
12212 PR tree-optimization/36967
12213 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12214 Release defs of statements we remove.
12216 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12218 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12219 instead of NULL_RTVEC.
12221 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12225 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12228 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12230 * final.c (call_from_call_insn): New.
12231 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12233 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12235 * configure.ac: Substitute ADA_CFLAGS.
12236 * configure: Regenerate.
12237 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12238 * Makefile.in: Remove mention of X_* variables.
12239 * config/pa/x-ada-hpux10: Remove.
12240 * config/pa/x-ada: Remove.
12242 * doc/fragments.texi: Update.
12244 2008-07-30 Olivier Hainque <hainque@adacore.com>
12246 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12247 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12248 __dso_handle explicitly here.
12250 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12253 * c-typeck.c (build_binary_op): Encapsulate code into...
12254 * c-common.c (shorten_binary_op): ...this new function.
12255 (conversion_warning): Use the new function. Handle non-negative
12256 constant in bitwise-and.
12257 * c-common.h (shorten_binary_op): Declare.
12259 2008-07-30 Olivier Hainque <hainque@adacore.com>
12261 * scan.c (make_sstring_space): Add explicit conversions of
12262 allocator's return value.
12263 * fix-header.c (recognized_function): Likewise.
12265 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12267 * doc/cpp.texi: Update to GFDL 1.2.
12268 * doc/gcc.texi: Do not list GPL as Invariant Section.
12269 * doc/gccint.texi: Likewise. Update copyright years.
12270 * doc/install.texi: Update copyright years.
12272 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12275 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12276 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12278 2008-07-29 Jan Hubicka <jh@suse.cz>
12280 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12281 (grokdeclarator): Likewise.
12282 * langhooks.c (lhd_warn_unused_global_decl): Use
12283 DECL_DECLARED_INLINE_P.
12284 * print-tree.c (print_node): Remove DECL_INLINE check.
12286 2008-07-29 Richard Guenther <rguenther@suse.de>
12288 PR tree-optimization/36945
12289 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12290 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12291 Record invariant addresses un-decomposed.
12292 (copy_reference_ops_from_call): Record reference call
12293 arguments properly. Simplify.
12294 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12295 helper split out from ...
12296 (create_component_ref_by_pieces): ... here. Simplify.
12297 Prepare for recursive invocation for call arguments.
12298 (create_expression_by_pieces): Adjust call to
12299 create_component_ref_by_pieces.
12300 (compute_avail): Process operand 2 of reference ops.
12302 2008-07-29 Richard Guenther <rguenther@suse.de>
12304 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12306 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12308 * c-format.c (check_format_types): Revert unwanted checkin.
12310 2008-07-29 Jan Hubicka <jh@suse.cz>
12312 * flags.h (flag_really_no_inline): Remove.
12313 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12314 * toplev.c (flag_really_no_inline): Remove.
12315 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12316 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12317 (cgraph_decide_inlining_incrementally): Likewise.
12318 (compute_inline_parameters): Likewise.
12319 * opts.c (decode_options): Simplify.
12320 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12321 * common.opt (finline): Initialize to 1.
12322 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12324 2008-07-29 Jan Hubicka <jh@suse.cz>
12326 * predict.c (always_optimize_for_size_p): New function.
12327 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12328 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12329 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12331 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12332 * function.c (prepare_function_start): Set default profile.
12333 * function.h (rtl_data): Add maybe_hot_insn_p.
12334 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12335 (construct_exit_block): Likewise.
12336 (tree_expand_cfg): Likewise.
12338 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12339 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12340 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12341 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12344 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12347 * c-decl.c (merge_decls): Merge USED flags.
12349 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12351 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12352 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12353 next_stack, lab_false and lab_over trees.
12355 2008-07-28 Richard Guenther <rguenther@suse.de>
12357 PR tree-optimization/36957
12358 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12359 (useless_type_conversion_p): Remove.
12360 (types_compatible_p): Remove.
12361 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12362 (useless_type_conversion_p): Declare.
12363 (types_compatible_p): Declare.
12364 (gimple_expr_type): Return the base type only if it is
12365 trivially convertible to the subtype.
12367 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12369 * configure.ac: Use the m4_do macro to concatenate the warnings into
12370 one string in ACX_PROG_CC_WARNING_OPTS,
12371 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12372 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12373 * configure: Regenerate.
12375 2008-07-28 Richard Guenther <rguenther@suse.de>
12377 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12378 (insert_fake_stores): Remove.
12379 (realify_fake_stores): Likewise.
12380 (execute_pre): Remove dead code.
12381 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12382 (find_func_aliases): Deal with it here instead.
12383 Re-enable gcc_unreachable call.
12385 2008-07-28 Richard Guenther <rguenther@suse.de>
12387 Merge from gimple-tuples-branch.
12389 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12390 * gimple.def: New file.
12391 * gsstruct.def: Likewise.
12392 * gimple-iterator.c: Likewise.
12393 * gimple-pretty-print.c: Likewise.
12394 * tree-gimple.c: Removed. Merged into ...
12395 * gimple.c: ... here. New file.
12396 * tree-gimple.h: Removed. Merged into ...
12397 * gimple.h: ... here. New file.
12399 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12400 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12401 --enable-checking=gimple flag.
12402 * config.in: Likewise.
12403 * configure: Regenerated.
12405 * tree-ssa-operands.h: Tuplified.
12406 * tree-vrp.c: Likewise.
12407 * tree-loop-linear.c: Likewise.
12408 * tree-into-ssa.c: Likewise.
12409 * tree-ssa-loop-im.c: Likewise.
12410 * tree-dump.c: Likewise.
12411 * tree-complex.c: Likewise.
12412 * cgraphbuild.c: Likewise.
12413 * tree-ssa-threadupdate.c: Likewise.
12414 * tree-ssa-loop-niter.c: Likewise.
12415 * tree-pretty-print.c: Likewise.
12416 * tracer.c: Likewise.
12417 * gengtype.c: Likewise.
12418 * tree-loop-distribution.c: Likewise.
12419 * tree-ssa-loop-unswitch.c: Likewise.
12420 * cgraph.c: Likewise.
12421 * cgraph.h: Likewise.
12422 * tree-ssa-loop-manip.c: Likewise.
12423 * value-prof.c: Likewise.
12424 * tree-ssa-loop-ch.c: Likewise.
12425 * tree-tailcall.c: Likewise.
12426 * value-prof.h: Likewise.
12427 * tree.c: Likewise.
12428 * tree.h: Likewise.
12429 * tree-pass.h: Likewise.
12430 * ipa-cp.c: Likewise.
12431 * tree-scalar-evolution.c: Likewise.
12432 * tree-scalar-evolution.h: Likewise.
12433 * target.h: Likewise.
12434 * lambda-mat.c: Likewise.
12435 * tree-phinodes.c: Likewise.
12436 * diagnostic.h: Likewise.
12437 * builtins.c: Likewise.
12438 * tree-ssa-alias-warnings.c: Likewise.
12439 * cfghooks.c: Likewise.
12440 * fold-const.c: Likewise.
12441 * cfghooks.h: Likewise.
12442 * omp-low.c: Likewise.
12443 * tree-ssa-dse.c: Likewise.
12444 * ipa-reference.c: Likewise.
12445 * tree-ssa-uncprop.c: Likewise.
12446 * toplev.c: Likewise.
12447 * tree-gimple.c: Likewise.
12448 * tree-gimple.h: Likewise.
12449 * tree-chrec.c: Likewise.
12450 * tree-chrec.h: Likewise.
12451 * tree-ssa-sccvn.c: Likewise.
12452 * tree-ssa-sccvn.h: Likewise.
12453 * cgraphunit.c: Likewise.
12454 * tree-ssa-copyrename.c: Likewise.
12455 * tree-ssa-ccp.c: Likewise.
12456 * tree-ssa-loop-ivopts.c: Likewise.
12457 * tree-nomudflap.c: Likewise.
12458 * tree-call-cdce.c: Likewise.
12459 * ipa-pure-const.c: Likewise.
12460 * c-format.c: Likewise.
12461 * tree-stdarg.c: Likewise.
12462 * tree-ssa-math-opts.c: Likewise.
12463 * tree-ssa-dom.c: Likewise.
12464 * tree-nrv.c: Likewise.
12465 * tree-ssa-propagate.c: Likewise.
12466 * ipa-utils.c: Likewise.
12467 * tree-ssa-propagate.h: Likewise.
12468 * tree-ssa-alias.c: Likewise.
12469 * gimple-low.c: Likewise.
12470 * tree-ssa-sink.c: Likewise.
12471 * ipa-inline.c: Likewise.
12472 * c-semantics.c: Likewise.
12473 * dwarf2out.c: Likewise.
12474 * expr.c: Likewise.
12475 * tree-ssa-loop-ivcanon.c: Likewise.
12476 * predict.c: Likewise.
12477 * tree-ssa-loop.c: Likewise.
12478 * tree-parloops.c: Likewise.
12479 * tree-ssa-address.c: Likewise.
12480 * tree-ssa-ifcombine.c: Likewise.
12481 * matrix-reorg.c: Likewise.
12482 * c-decl.c: Likewise.
12483 * tree-eh.c: Likewise.
12484 * c-pretty-print.c: Likewise.
12485 * lambda-trans.c: Likewise.
12486 * function.c: Likewise.
12487 * langhooks.c: Likewise.
12488 * ebitmap.h: Likewise.
12489 * tree-vectorizer.c: Likewise.
12490 * function.h: Likewise.
12491 * langhooks.h: Likewise.
12492 * tree-vectorizer.h: Likewise.
12493 * ipa-type-escape.c: Likewise.
12494 * ipa-type-escape.h: Likewise.
12495 * domwalk.c: Likewise.
12496 * tree-if-conv.c: Likewise.
12497 * profile.c: Likewise.
12498 * domwalk.h: Likewise.
12499 * tree-data-ref.c: Likewise.
12500 * tree-data-ref.h: Likewise.
12501 * tree-flow-inline.h: Likewise.
12502 * tree-affine.c: Likewise.
12503 * tree-vect-analyze.c: Likewise.
12504 * c-typeck.c: Likewise.
12505 * gimplify.c: Likewise.
12506 * coretypes.h: Likewise.
12507 * tree-ssa-phiopt.c: Likewise.
12508 * calls.c: Likewise.
12509 * tree-ssa-coalesce.c: Likewise.
12510 * tree.def: Likewise.
12511 * tree-dfa.c: Likewise.
12512 * except.c: Likewise.
12513 * except.h: Likewise.
12514 * cfgexpand.c: Likewise.
12515 * tree-cfgcleanup.c: Likewise.
12516 * tree-ssa-pre.c: Likewise.
12517 * tree-ssa-live.c: Likewise.
12518 * tree-sra.c: Likewise.
12519 * tree-ssa-live.h: Likewise.
12520 * tree-predcom.c: Likewise.
12521 * lambda.h: Likewise.
12522 * tree-mudflap.c: Likewise.
12523 * ipa-prop.c: Likewise.
12524 * print-tree.c: Likewise.
12525 * tree-ssa-copy.c: Likewise.
12526 * ipa-prop.h: Likewise.
12527 * tree-ssa-forwprop.c: Likewise.
12528 * ggc-page.c: Likewise.
12529 * c-omp.c: Likewise.
12530 * tree-ssa-dce.c: Likewise.
12531 * tree-vect-patterns.c: Likewise.
12532 * tree-ssa-ter.c: Likewise.
12533 * tree-nested.c: Likewise.
12534 * tree-ssa.c: Likewise.
12535 * lambda-code.c: Likewise.
12536 * tree-ssa-loop-prefetch.c: Likewise.
12537 * tree-inline.c: Likewise.
12538 * tree-inline.h: Likewise.
12539 * tree-iterator.c: Likewise.
12540 * tree-optimize.c: Likewise.
12541 * tree-ssa-phiprop.c: Likewise.
12542 * tree-vect-transform.c: Likewise.
12543 * tree-object-size.c: Likewise.
12544 * tree-outof-ssa.c: Likewise.
12545 * cfgloop.c: Likewise.
12546 * system.h: Likewise.
12547 * tree-profile.c: Likewise.
12548 * cfgloop.h: Likewise.
12549 * c-gimplify.c: Likewise.
12550 * c-common.c: Likewise.
12551 * tree-vect-generic.c: Likewise.
12552 * tree-flow.h: Likewise.
12553 * c-common.h: Likewise.
12554 * basic-block.h: Likewise.
12555 * tree-ssa-structalias.c: Likewise.
12556 * tree-switch-conversion.c: Likewise.
12557 * tree-ssa-structalias.h: Likewise.
12558 * tree-cfg.c: Likewise.
12559 * passes.c: Likewise.
12560 * ipa-struct-reorg.c: Likewise.
12561 * ipa-struct-reorg.h: Likewise.
12562 * tree-ssa-reassoc.c: Likewise.
12563 * cfgrtl.c: Likewise.
12564 * varpool.c: Likewise.
12565 * stmt.c: Likewise.
12566 * tree-ssanames.c: Likewise.
12567 * tree-ssa-threadedge.c: Likewise.
12568 * langhooks-def.h: Likewise.
12569 * tree-ssa-operands.c: Likewise.
12570 * config/alpha/alpha.c: Likewise.
12571 * config/frv/frv.c: Likewise.
12572 * config/s390/s390.c: Likewise.
12573 * config/m32c/m32c.c: Likewise.
12574 * config/m32c/m32c-protos.h: Likewise.
12575 * config/spu/spu.c: Likewise.
12576 * config/sparc/sparc.c: Likewise.
12577 * config/i386/i386.c: Likewise.
12578 * config/sh/sh.c: Likewise.
12579 * config/xtensa/xtensa.c: Likewise.
12580 * config/stormy16/stormy16.c: Likewise.
12581 * config/ia64/ia64.c: Likewise.
12582 * config/rs6000/rs6000.c: Likewise.
12583 * config/pa/pa.c: Likewise.
12584 * config/mips/mips.c: Likewise.
12586 2008-07-28 Simon Baldwin <simonb@google.com>
12588 * c-pragma.c (handle_pragma_message): New function.
12589 (init_pragma): Register handle_pragma_message.
12590 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12593 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12595 PR tree-optimization/35252
12596 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12597 REALPART_EXPR to be considered as same load operation.
12599 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12601 PR tree-optimization/36830
12602 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12603 (expressions_equal_p): Return false if only one operand is null.
12605 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12607 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12608 version requirements.
12610 2008-07-26 Olivier Hainque <hainque@adacore.com>
12612 * collect2.c (symkind): New enum. Symbol kinds we care about.
12613 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12614 code and head comment accordingly.
12615 (scan_prog_file): Use symkind names instead of bare integers.
12617 2008-07-25 Jan Hubicka <jh@suse.cz>
12619 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12621 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12622 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12623 * dojump.c (clear_pending_stack_adjust): Likewise.
12624 * print-tree.c (print_node): Ignore DECL_INLINE.
12625 * tree-inline.c (inlinable_function_p): Likewise.
12627 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12629 * doc/extend.texi (hot attribute): Document that the hot attribute
12630 turns on -O3 for some ports.
12631 (cold attribute): Document that the cold attribute turns on -Os
12634 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12635 reflect function specific option support.
12637 * target.h (struct target_option_hooks): Add fields to say whether
12638 the cold attribute implies -Os and the hot attribute implies -O3.
12640 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12641 By default, do not turn on -Os for cold functions.
12642 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12643 not turn on -O3 for hot functions.
12645 * c-common.c (handle_hot_attribute): Use target hook to determine
12646 if hot functions should enable -O3.
12647 (handle_cold_attribute): Use target hook to determine if cold
12648 functions should enable -Os.
12650 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12651 (override_options): Move disable scheduling to
12652 optimization_options.
12653 (optimization_options): Disable scheduling here, not
12655 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12656 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12658 * config/ia64/ia64.c (ia64_override_options): Move setting
12659 scheduling flags to ia64_optimization_options.
12660 (ia64_optimization_options): Disable scheduling options here, and
12661 not in ia64_override_options.
12662 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12663 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12665 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12668 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12670 2008-07-25 Martin Jambor <mjambor@suse.cz>
12672 PR tree-optimization/36926
12673 * ipa-prop.c (ipa_analyze_call_uses): Call
12674 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12676 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12678 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12679 movv2si_internal): Add mem = reg alternative.
12681 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12684 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12685 DEFAULT_PCC_STRUCT_RETURN to 127.
12687 2008-07-24 Jan Hubicka <jh@suse.cz>
12689 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12690 (build_cgraph_edges): Likewise.
12691 * cgraph.c (cgraph_node): Do not update assembler hash.
12692 (cgraph_remove_node): Drop non-unit-at-a-time code.
12693 * tree-pass.h (pass_O0_always_inline): Remove.
12694 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12695 * toplev.c (process_options): Flag unit-at-a-time does not imply
12696 no section anchors.
12697 * cgraphunit.c: Update comments.
12698 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12699 (cgraph_assemble_pending_functions): Remove.
12700 (cgraph_reset_node): Drop non-unit-at-a-time code.
12701 (cgraph_finalize_function): Likewise.
12702 (cgraph_analyze_function): Likewise.
12703 (cgraph_finalize_compilation_unit): Likewise.
12704 (cgraph_expand_function): Likewise.
12705 (cgraph_optimize): Likesise.
12706 (save_inline_function_body): Likewise.
12707 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12708 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12709 * ipa-inline.c: Update comments.
12710 (enum inlining_mode): remove INLINE_SPEED.
12711 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12712 (cgraph_mark_inline_edge): Likewise.
12713 (try_inline): Likewise.
12714 (cgraph_decide_inlining_incrementally): Likewise.
12715 (cgraph_gate_inlining): Remove.
12716 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12717 (cgraph_gate_early_inlining): Likewise.
12718 (gate_inline_passes): Remove.
12719 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12720 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12721 pass_O0_always_inline): Remove.
12722 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12723 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12724 * opts.c (no_unit_at_a_time_default): Remove.
12725 (decode_options): Remove flag_unit_at_a_time reset and warning.
12726 * opts.h (no_unit_at_a_time_default): Remove.
12727 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12728 early in GNU dialect.
12729 (merge_decls): Update comment; drop unit-at-a-time check.
12730 (finish_decl): Likewise.
12731 (grok_declaration): Remove flag_inline_trees code.
12732 (finish_functions): Return on function returning non-void on all
12734 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12735 * cfgexpand.c (expand_one_static_var): Remove.
12736 (expand_one_var): Remove expand_one_static_var call.
12737 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12738 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12739 and flag_unit_at_a-time compatibility checks.
12740 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12741 * tree-inline.c (flag_inline_trees): Remove.
12742 (inlinable_function_p): Don't check it.
12743 (expand_call_inline): Remove non-unit-at-a-time code.
12744 * tree-inline.h (flag_inline_trees): Remove.
12745 * tree-optimize.c (execute_early_local_optimizations): Remove
12746 unit-at-a-time checks.
12747 (tree_rest_of_compilation): Likewise.
12748 * combine.c (setup_incoming_promotions): Likewise.
12749 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12750 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12751 * passes.c (pass_inline_parameters): Update comments; remove
12752 O0_alwaysinline pass.
12753 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12754 (execute_one_pass): Likewise.
12755 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12756 (ix86_function_sseregparm): Likewise.
12757 * arm.c (arm_function_in_section_p): Likewise.
12758 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12759 * varpool.c: Update comments.
12760 (decide_is_variable_needed): Remove unit-at-a-time checks.
12761 (varpool_finalize_decl): Likewise.
12763 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12765 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12766 to 2 instead of -1.
12767 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12769 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12771 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12772 imp symbol extension.
12774 2008-07-23 Ian Lance Taylor <iant@google.com>
12776 * tree-vrp.c (infer_value_range): Ignore asm statements when
12777 looking for memory accesses for -fdelete-null-pointer-checks.
12779 2008-07-24 Ben Elliston <bje@au.ibm.com>
12781 * config/spu/spu-c.c (__vector_keyword): New variable.
12782 (vector_keyword): Likewise.
12783 (spu_categorize_keyword): New function.
12784 (spu_macro_to_expand): Likewise.
12785 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12786 compiling an ISO C dialect.
12788 2008-07-24 Ben Elliston <bje@au.ibm.com>
12790 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12791 conventional usage.
12793 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12795 * configure: Regenerate.
12796 * configure.ac: Require texinfo 4.7.
12797 * doc/install.texi: Document texinfo 4.7 requirement.
12799 2008-07-23 Martin Jambor <mjambor@suse.cz>
12801 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12802 rather than for DECL_SAVED_TREE.
12803 * ipa-prop.c: Include diagnostic.h.
12804 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12806 (ipa_detect_param_modifications): Function rewritten from scratch.
12807 (ipa_compute_jump_functions): Changed accesses to modification flags.
12808 (ipa_free_node_params_substructures): Update flags destruction.
12809 (ipa_node_duplication_hook): Update flags duplication.
12810 (ipa_print_all_params_modified): Updated flag access.
12811 * ipa-prop.h (struct ipa_param_flags): New structure.
12812 (struct ipa_node_params): New field modification_analysis_done,
12813 modified_flags changed into param_flags.
12814 (ipa_is_ith_param_modified): Changed to use new flags.
12815 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12817 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12818 ipa-cp.c and split into two functions.
12819 (ipa_print_node_jump_functions): New function.
12820 (compute_scalar_jump_functions): New function.
12821 (type_like_member_ptr_p): New function.
12822 (compute_pass_through_member_ptrs): New function.
12823 (fill_member_ptr_cst_jump_function): New function.
12824 (determine_cst_member_ptr): New function.
12825 (compute_cst_member_ptr_arguments): New function.
12826 (ipa_compute_jump_functions): Complete rewrite.
12827 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12828 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12829 (struct ipa_member_ptr_cst): New structure.
12830 (union jump_func_value): New field member_cst.
12831 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12832 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12833 jump function types.
12834 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12835 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12836 instead of ipcp_print_all_jump_functions.
12837 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12838 only for replacable scalars.
12840 * doc/invoke.texi (Optimize options): Add description of
12841 -findirect-inlining.
12842 * common.opt (flag_indirect_inlining): New flag.
12843 * opts.c (decode_options): Set flag_indirect_inlining when
12846 * ipa-inline.c: Include ipa-prop.h.
12847 (inline_indirect_intraprocedural_analysis): New function.
12848 (inline_generate_summary): Allocate parameter and argument info
12849 structures, call inline_indirect_intraprocedural_analysis on each
12850 node when doing indirect inlining and deallocate indirect inlining
12851 data structures in the end.
12852 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12853 (free_all_ipa_structures_after_iinln): New function.
12854 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12856 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12858 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12859 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12860 of computing the frequency separately.
12861 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12862 of computing the frequency separately.
12863 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12864 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12865 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12866 (ipa_get_stmt_member_ptr_load_param): New function.
12867 (ipa_is_ssa_with_stmt_def): New function.
12868 (ipa_note_param_call): New function.
12869 (ipa_analyze_call_uses): New function.
12870 (ipa_analyze_stmt_uses): New function.
12871 (ipa_analyze_params_uses): New function.
12872 (ipa_free_node_params_substructures): Also free the param_calls linked
12874 (ipa_node_duplication_hook): Also duplicate the param_calls
12876 (ipa_print_node_param_flags): New function.
12877 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12878 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12879 * ipa-prop.h (struct ipa_param_flags): New field called.
12880 (struct ipa_param_call_note): New structure.
12881 (struct ipa_node_params): New fields param_calls and
12882 uses_analysis_done.
12883 (ipa_is_ith_param_called): New function.
12884 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12885 ipa_analyze_params_uses and dump parameter flags.
12887 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12888 ipa_propagate_indirect_call_infos if performing indirect inlining,
12889 pass a new parameter new_edges to it.
12890 (add_new_edges_to_heap): New fucntion.
12891 (cgraph_decide_inlining_of_small_functions): New vector
12892 new_indirect_edges for newly found indirect edges , call
12893 ipa_propagate_indirect_call_infos after inlining.
12894 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12895 inlining if performing indirect inlining. Call
12896 free_all_ipa_structures_after_iinln when doing so too.
12897 (inline_generate_summary): Do not call
12898 free_all_ipa_structures_after_iinln here.
12899 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12900 (print_edge_addition_message): New function.
12901 (update_call_notes_after_inlining): New function.
12902 (propagate_info_to_inlined_callees): New function.
12903 (ipa_propagate_indirect_call_infos): New function.
12904 * ipa-prop.h: Include cgraph.h
12905 (struct ipa_param_call_note): Fields reordered, new field processed.
12906 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12907 flag indirect_call.
12908 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12909 rediscovered call statements.
12910 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12911 (dump_cgraph_node): Dump also the indirect_call flag.
12912 (cgraph_clone_edge): Copy also the indirect_call flag.
12913 * tree-inline.c (copy_bb): Do not check for fndecls from call
12914 expressions, check for edge availability when moving clones.
12915 (get_indirect_callee_fndecl): New function.
12916 (expand_call_inline): If callee declaration is not apprent from
12917 the statement, try calling get_indirect_callee_fndecl. Do not
12918 issue warnings or call sorry when not inlinings an indirect edge.
12919 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12921 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12922 bit more frandly to matching.
12923 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12924 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12925 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12927 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12930 * opth-gen.awk: Suppress function specific features when building
12932 * optc-gen.awk: Ditto.
12934 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12937 * diagnostic.c (pedwarn): Add opt parameter.
12939 * c-tree.h (pedwarn_init): Add opt parameter.
12940 (pedwarn_c90): Likewise.
12941 (pedwarn_c99): Likewise.
12942 * c-errors.c (pedwarn_c99): Likewise.
12943 (pedwarn_c90): Likewise.
12944 * toplev.h (pedwarn): Update declaration.
12945 (pedwarn0): Declare.
12946 * c-lex.c: All calls to pedwarn changed.
12947 * builtins.c: All calls to pedwarn changed.
12948 * toplev.c: All calls to pedwarn changed.
12949 * c-decl.c: All calls to pedwarn changed.
12950 * c-typeck.c: All calls to pedwarn changed.
12951 * c-common.c: All calls to pedwarn changed.
12952 * c-parser.c: All calls to pedwarn changed.
12954 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12955 Karthik Kumar <karthikkumar@gmail.com>
12957 * attribs.c (file scope): Include c-common.h.
12958 (decl_attributes): Add support for #pragma GCC optimize and
12959 #pragma GCC option.
12961 * targhooks.c (default_can_inline_p): New function that is the
12962 default for the TARGET_CAN_INLINE_P target hook.
12964 * targhooks.h (default_can_inline_p): Add declaration.
12966 * tree.c (cl_optimization_node): New static tree for building
12967 OPTIMIZATION_NODE tree.
12968 (cl_target_option_node): New static tree for building
12969 TARGET_OPTION_NODE tree.
12970 (cl_option_hash_table): New hash table for hashing
12971 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12972 (cl_option_hash_hash): New function to provide the hash value for
12973 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12974 (cl_option_hash_eq): New function to provide an equality test for
12975 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12976 (tree_code_size): Add support for OPTIMIZATION_NODE and
12977 TARGET_OPTION_NODE trees.
12978 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12979 TARGET_OPTION_NODE trees.
12980 (build_optimization_node): Build a tree that has all of the
12981 current optimization options.
12982 (build_target_option_node): Build a tree that has the target
12983 options that might be changed on a per function basis.
12985 * tree.h (file scope): Include options.h.
12986 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12987 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12988 (TREE_OPTIMIZATION): Ditto.
12989 (TREE_TARGET_SPECIFIC): Ditto.
12990 (struct tree_function_decl): Add fields for remembering the
12991 current optimization options and target specific options.
12992 (struct tree_optimization_option): New tree variant that remembers
12993 the optimization options.
12994 (struct tree_target_option): New tree variant that remembers the
12995 target specific flags that might change for compiling a particular
12997 (union tree_node): Include tree_optimization_option and
12998 tree_target_option fields.
12999 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
13000 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
13001 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
13002 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
13003 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
13004 optimization and target options.
13005 (optimization_default_node): New macro to refer to global_trees
13007 (optimization_current_node): Ditto.
13008 (optimization_cold_node): Ditto.
13009 (optimization_hot_node): Ditto.
13010 (target_option_default_node): Ditto.
13011 (target_option_current_node): Ditto.
13012 (current_option_pragma): Ditto.
13013 (current_optimize_pragma): Ditto.
13015 * target.h (struct gcc_target): Add valid_option_attribute_p,
13016 target_option_save, target_option_restore, target_option_print,
13017 target_option_pragma_parse, and can_inline_p hooks.
13019 * toplev.h (parse_optimize_options): Add declaration.
13020 (fast_math_flags_struct_set_p): Ditto.
13022 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13023 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13026 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13027 tree_can_inline_p hook to see if one function can inline another.
13028 (cgraph_decide_inlining): Ditto.
13029 (cgraph_decide_inlining_incrementally): Ditto.
13031 * opts.c (decode_options): Add support for running multiple times
13032 to allow functions with different target or optimization options
13033 than was specified on the command line.
13034 (fast_math_flags_struct_set_p): New function that is similar to
13035 fast_math_flags_set_p, except it uses the values in the
13036 cl_optimization structure instead of global variables.
13038 * optc-gen.awk: Add support for TargetSave to allow a back end to
13039 declare new fields that need to be saved when using function
13040 specific options. Include flags.h and target.h in the options.c
13041 source. Add support for Save to indicate which options can be set
13042 for individual functions. Generate cl_optimize_save,
13043 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13044 cl_target_option_restore, cl_target_option_print functions to
13045 allow functions to use different optimization or target options.
13047 * opt-functions.awk (var_type_struct): Return the type used for
13048 storing the field in a structure.
13050 * opth-gen.awk: Add support for TargetSave to allow a back end to
13051 declare new fields that need to be saved when using function
13052 specific options. Add support for Save to indicate which options
13053 can be set for individual functions. Only generate one extern for
13054 Mask fields. Generate cl_optimization and cl_target_option
13055 structures to remember optimization and target options.
13057 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13058 collecting new tree nodes.
13059 (TS_TARGET_OPTION): Ditto.
13061 * c-decl.c (merge_decls): Merge function specific target and
13062 optimization options.
13064 * function.c (invoke_set_current_function_hook): If the function
13065 uses different optimization options, change the global variables
13068 * coretypes.h (struct cl_optimization): Add forward reference.
13069 (struct cl_target_option): Ditto.
13071 * c-pragma.c (option_stack): New static vector to remember the
13072 current #pragma GCC option stack.
13073 (handle_pragma_option): New function to support #pragma GCC option
13074 to change target options.
13075 (optimize_stack): New static vector to remember the current
13076 #pragma GCC optimize stack.
13077 (handle_pragma_optimize): New function to support #pragma GCC
13078 optimize to change optimization options.
13079 (init_pragma): Add support for #pragma GCC optimize and #pragma
13082 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13083 optimization options.
13084 (TARGET_OPTION_NODE): New tree code for remembering certain target
13087 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13088 TARGET_OPTION_NODE trees.
13090 * common.opt (-O): Add Optimization flag.
13092 (-fmath-errno): Ditto.
13093 (-falign-functions): Add UInteger flag to make sure flag gets full
13094 int in cl_optimization structure.
13095 (-falign-jumps): Ditto.
13096 (-falign-labels): Ditto.
13097 (-falign-loops): Ditto.
13098 (-fsched-stalled-insns): Ditto.
13099 (-fsched-stalled-insns-dep): Ditto.
13101 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13103 (TARGET_OPTION_SAVE): Ditto.
13104 (TARGET_OPTION_RESTORE): Ditto.
13105 (TARGET_OPTION_PRINT): Ditto.
13106 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13107 (TARGET_CAN_INLINE_P): Ditto.
13108 (TARGET_INITIALIZER): Add new hooks.
13110 * tree-inline.c (tree_can_inline_p): New function to determine
13111 whether one function can inline another. Check if the functions
13112 use compatible optimization options, and also call the backend
13115 * tree-inline.h (tree_can_inline_p): Add declaration.
13117 * c-common.c (c_common_attribute): Add support for option and
13118 optimize attributes.
13119 (handle_option_attribute): Add support for the option attribute to
13120 allow the user to specify different target options for compiling a
13122 (handle_optimize_attribute): Add support for the optimize
13123 attribute to allow the user to specify different optimization
13124 options for compiling a specific function.
13125 (handle_hot_attribute): Turn on -O3 optimization for this one
13126 function if it isn't the default optimization level.
13127 (handle_cold_attribute): Turn on -Os optimization for this one
13128 function if it insn't the default optimization.
13129 (const_char_p): New const char * typedef.
13130 (optimize_args): New static vector to remember the optimization
13132 (parse_optimize_options): New function to set up the optimization
13133 arguments from either the optimize attribute or #pragma GCC optimize.
13135 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13136 (builtin_define_std): Ditto.
13138 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13139 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13140 (x86_64-*-*): Ditto.
13142 * Makefile.in (TREE_H): Add options.h.
13143 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13145 * doc/extend.texi (option attribute): Document new attribute.
13146 (optimize attribute): Ditto.
13147 (hot attribute): Document hot attribute sets -O3.
13148 (cold attribute): Document cold attribute sets -Os.
13149 (#pragma GCC option): Document new pragma.
13150 (#pragma GCC optimize): Ditto.
13152 * doc/options.texi (TargetSave): Document TargetSave syntax.
13153 (UInteger): Document UInteger must be used for certain flags.
13154 (Save): Document Save option to create target specific options
13155 that can be saved/restored on a function specific context.
13157 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13158 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13160 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13161 (TARGET_OPTION_SAVE): Ditto.
13162 (TARGET_OPTION_RESTORE): Ditto.
13163 (TARGET_OPTION_PRINT): Ditto.
13164 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13165 (TARGET_CAN_INLINE_P): Ditto.
13167 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13169 (-mfpmath=both): Ditto.
13171 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13172 Karthik Kumar <karthikkumar@gmail.com>
13174 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13175 (TARGET_POPCNT): Ditto.
13176 (TARGET_SAHF): Ditto.
13177 (TARGET_AES): Ditto.
13178 (TARGET_PCLMUL): Ditto.
13179 (TARGET_CMPXCHG16B): Ditto.
13180 (TARGET_RECIP): Move switch into target_flags.
13181 (TARGET_FUSED_MADD): Ditto.
13182 (ix86_arch_features): Make an unsigned char type.
13183 (ix86_tune_features): Ditto.
13184 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13185 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13186 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13188 * config/i386/i386.opt (arch): New TargetSave field to define
13189 fields that need to be saved for function specific option support.
13192 (branch_cost): Ditto.
13193 (ix86_isa_flags_explicit): Ditto.
13194 (tune_defaulted): Ditto.
13195 (arch_specified): Ditto.
13196 (-m128-long-double): Add Save flag to save option for target
13197 specific option support.
13199 (-maccumulate-outgoing-args): Ditto.
13200 (-malign-double): Ditto.
13201 (-malign-stringops): Ditto.
13202 (-mfancy-math-387): Ditto.
13203 (-mhard-float): Ditto.
13204 (-mieee-fp): Ditto.
13205 (-minline-all-stringops): Ditto.
13206 (-minline-stringops-dynamically): Ditto.
13207 (-mms-bitfields): Ditto.
13208 (-mno-align-stringops): Ditto.
13209 (-mno-fancy-math-387): Ditto.
13210 (-mno-push-args): Ditto.
13211 (-mno-red-zone): Ditto.
13212 (-mpush-args): Ditto.
13213 (-mred-zone): Ditto.
13215 (-msseregparm): Ditto.
13216 (-mstack-arg-probe): Ditto.
13228 (-mno-sse4): Ditto.
13231 (-mrecip): Move flag into target_flags.
13233 (-mno-fused-madd): Ditto.
13234 (-mfused-madd): Ditto.
13235 (-mabm): Move flag into ix86_isa_flags.
13242 * config/i386/i386-c.c: New file for #pragma support.
13243 (ix86_target_macros_internal): New function to #define or #undef
13244 target macros based when the user uses the #pragma GCC option to
13245 change target options.
13246 (ix86_pragma_option_parse): New function to add #pragma GCC option
13248 (ix86_target_macros): Move defining the target macros here from
13249 TARGET_CPU_CPP_BUILTINS in i386.h.
13250 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13251 defined, initialize any subtarget #pragmas.
13253 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13254 REGISTER_TARGET_PRAGMAS.
13256 * config/i386/t-i386: New file for x86 dependencies.
13257 (i386.o): Make dependencies mirror the include files used.
13258 (i386-c.o): New file, add dependencies.
13260 * config/i386/i386-protos.h (override_options): Add bool argument.
13261 (ix86_valid_option_attribute_tree): Add declaration.
13262 (ix86_target_macros): Ditto.
13263 (ix86_register_macros): Ditto.
13265 * config/i386/i386.c (ix86_tune_features): Move initialization of
13266 the target masks to initial_ix86_tune_features to allow functions
13267 to have different target options. Make type unsigned char,
13268 instead of unsigned int.
13269 (initial_ix86_tune_features): New static vector to hold processor
13270 masks for the tune variables.
13271 (ix86_arch_features): Move initialization of the target masks to
13272 initial_ix86_arch_features to allow functions to have different
13273 target options. Make type unsigned char, instead of unsigned int.
13274 (initial_ix86_arch_features): New static vector to hold processor
13275 masks for the arch variables.
13276 (enum ix86_function_specific_strings): New enum to describe the
13277 string options used for attribute((option(...))).
13278 (ix86_target_string): New function to return a string that
13279 describes the target options.
13280 (ix86_debug_options): New function to print the current options in
13282 (ix86_function_specific_save): New function hook to save the
13283 function specific global variables in the cl_target_option structure.
13284 (ix86_function_specific_restore): New function hook to restore the
13285 function specific variables from the cl_target_option structure to
13286 the global variables.
13287 (ix86_function_specific_print): New function hook to print the
13288 target specific options in the cl_target_option structure.
13289 (ix86_valid_option_attribute_p): New function hook to validate
13290 attribute((option(...))) arguments.
13291 (ix86_valid_option_attribute_tree): New function that is common
13292 code between attribute((option(...))) and #pragma GCC option
13293 support that parses the options and returns a tree holding the options.
13294 (ix86_valid_option_attribute_inner_p): New helper function for
13295 ix86_valid_option_attribute_tree.
13296 (ix86_can_inline_p): New function hook to decide if one function
13297 can inline another on a target specific basis.
13298 (ix86_set_current_function); New function hook to switch target
13299 options if the user used attribute((option(...))) or #pragma GCC
13301 (ix86_tune_defaulted): Move to static file scope from
13303 (ix86_arch_specified): Ditto.
13304 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13306 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13307 (OPTION_MASK_ISA_ABM_SET): Ditto.
13308 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13309 (OPTION_MASK_ISA_CX16_SET): Ditto.
13310 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13311 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13312 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13313 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13314 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13315 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13316 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13317 (struct ptt): Move to static file scope from override_options.
13318 (processor_target_table): Ditto.
13319 (cpu_names): Ditto.
13320 (ix86_handle_option): Add support for options that are now isa options.
13321 (override_options): Add support for declaring functions that
13322 support different target options than were specified on the
13323 command line. Move struct ptt, processor_target_table, cpu_names,
13324 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13325 Add bool argument. Fix up error messages so the appropriate error
13326 is given for either command line or attribute.
13327 (ix86_previous_fndecl): New static to remember previous function
13328 declaration to see if we need to change target options.
13329 (ix86_builtins_isa): New array to record the ISA of each builtin
13331 (def_builtin): Always create the builtin function, even if the
13332 current ISA doesn't support it.
13333 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13334 tests for those builtins.
13335 (ix86_init_builtins): Remove TARGET_MMX test for calling
13336 ix86_init_mmx_sse_builtins.
13337 (ix86_expand_builtin): If the current ISA doesn't support a given
13338 builtin, signal an error.
13339 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13340 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13341 (TARGET_OPTION_SAVE): Ditto.
13342 (TARGET_OPTION_RESTORE): Ditto.
13343 (TARGET_OPTION_PRINT): Ditto.
13344 (TARGET_CAN_INLINE_P): Ditto.
13346 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13348 * c-typeck.c (build_external_ref): Don't call assemble_external.
13349 * final.c (output_operand): Call assemble_external.
13351 2008-07-21 DJ Delorie <dj@redhat.com>
13353 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13354 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13356 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13358 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13359 original insn and splitter contents into ...
13360 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13361 flag_unsafe_math_optimizations. Add dummy scratch register.
13362 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13363 !flag_unsafe_math_optimizations. Returns number with next
13364 highest magnitude if this is still less or equal to the true
13365 quotient in magnitude.
13367 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13369 * Makefile.in: Replace toplev.h with TOPLEV_H.
13370 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13371 * c-lex.c (fe_file_change): Don't set in_system_header.
13372 * c-parser.c (c_token): Remove in_system_header.
13373 (c_lex_one_token): Don't set in_system_header.
13374 (c_parser_set_source_position_from_token): Don't set in_system_header.
13375 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13378 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13379 * flags.h (in_system_header): Remove.
13380 * function.c (saved_in_system_header): Remove.
13381 (push_cfun): Don't set in_system_header.
13382 (pop_cfun): Don't set in_system_header.
13383 (push_struct_function): Don't set in_system_header.
13384 * input.h (expanded_location): Add sysp.
13385 (in_system_header_at): New.
13386 (in_system_header): New.
13387 * toplev.c (in_system_header): Remove.
13388 * toplev.h: Include input.h
13390 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13391 * tree-ssa.c (warn_uninit): Call warning_at.
13392 (warn_uninitialized_var): Update calls to warn_uninit.
13393 (warn_uninitialized_phi): Update calls to warn_uninit.
13394 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13395 (expand_location): Initialize xloc.sysp.
13396 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13397 (tree_decl_with_vis): Remove in_system_header_flag.
13399 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13402 * recog.c (asm_operand_ok): Change the order of the extra
13403 memory constraint checks.
13405 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13408 * tree-switch-conversion.c (build_one_array): Call
13409 varpool_mark_needed_node and varpool_finalize_decl
13410 instead of assemble_variable.
13412 2008-07-19 Jan Hubicka <jh@suse.cz>
13414 * cgraph.c (cgraph_add_new_function): Do early local passes.
13415 * tree-nrv.c (gate_pass_return_slot): New gate.
13416 (pass_nrv): Add the gate.
13417 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13419 (coalesce_ssa_name): Coalesce SSA names.
13420 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13421 not optimizing so unused user vars remains visible.
13422 * common.opt (flag_tree_ter): Always enable by default.
13423 * tree-ssa-ter.c: Include flags.h
13424 (is_replaceable_p): Check that locations match; when aliasing
13425 is missing be conservative about loads.
13426 * tree-optimize.c (gate_init_datastructures): Remove.
13427 (pass_init_datastructures): New.
13428 * passes.c: Reorder passes so we always go into SSA.
13430 2008-07-19 Jan Hubicka <jh@suse.cz>
13432 * doc/extend.texi (flatten attribute): Remove note about
13434 * doc/invoke.texi (--combine): Likewise.
13435 (-finline-functions-called-once): Update levels when enabled.
13436 (-funit-at-a-time): Document new behaviour.
13437 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13438 -fno-section-anchors when disabled explicitly.
13439 (inline params): They are not ignored now.
13440 (precompiled headers): Remove unit-at-a-time as being incompatible.
13441 * opts.c (decode_options): Handle unit-at-a-time as alias;
13442 imply -fno-section-anchors when toplevel reorder is disabled
13444 * common.opt (ftoplevel-reorder): Set default value to 2.
13445 (funit-at-a-time): Set default value to 1.
13446 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13449 2008-07-19 Jan Hubicka <jh@suse.cz>
13451 * builtins.c (expand_builtin_int_roundingfn,
13452 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13455 2008-07-19 Richard Guenther <rguenther@suse.de>
13458 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13459 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13460 * tree-ssa-pre.c (get_expr_value_id): For newly created
13461 constant value-ids make sure to add the expression to its
13464 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13466 PR middle-end/36877
13467 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13468 return value of the builtin is ignored.
13470 2008-07-19 Olivier Hainque <hainque@adacore.com>
13472 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13473 bits, a C conformant malloc implementation has to provide.
13474 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13476 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13480 * reload.c (find_reloads_subreg_address): Only reload address if
13481 reloaded == 0, not for reloaded != 1.
13484 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13485 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13486 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13487 m32c_legitimize_reload_address.
13489 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13490 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13491 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13493 2008-07-19 Olivier Hainque <hainque@adacore.com>
13495 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13496 argument, saying whether nested array are to be collapsed
13497 into a single array type DIE with multiple subscripts.
13498 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13499 issues, centralize the nested array types collapsing control and
13500 disable the transformation for Ada.
13502 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13505 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13507 (x86_64_shift_adj_2): New expander.
13508 (x86_64_shift_adj_3): Ditto.
13509 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13510 to split TImode operands.
13511 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13512 (ix86_split_lshr): Ditto.
13514 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13516 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13517 and __CHAR32_TYPE__.
13518 * c-typeck.c (digest_init): Support char16_t and char32_t.
13519 (set_nonincremental_init_from_string): Idem.
13521 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13523 PR middle-end/36859
13524 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13525 PREFERRED_STACK_BOUNDARY.
13526 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13528 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13530 PR middle-end/36858
13531 * function.c (locate_and_pad_parm): Cap boundary earlier.
13533 2008-07-17 Julian Brown <julian@codesourcery.com>
13535 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13536 no-op for targets which don't use DLLs.
13538 2008-07-17 Martin Jambor <mjambor@suse.cz>
13540 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13541 that nodes are relevant by examining the node->analyzed flag.
13542 (ipcp_init_stage): Check which nodes are relevant, assert that the
13543 relevant ones are also required.
13544 (ipcp_propagate_stage): Check on the side arrays are properly
13546 (ipcp_print_all_jump_functions): Make sure not to touch any node
13547 that is not analyzed or an edge that does not have a corresponding
13548 entry in the on-the-side vectors.
13549 (ipcp_function_scale_print): Likewise.
13550 (ipcp_update_callgraph): Check that the node is relevant.
13551 (ipcp_insert_stage): Check that the node is relevant. Check there is
13552 an info for every node and edge.
13553 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13554 (ipa_print_all_tree_maps): Likewise and a new variable info.
13555 (ipa_print_all_params_modified): Likewise.
13556 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13558 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13561 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13563 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13565 PR rtl-optimization/36753
13566 * fwprop.c (use_killed_between): Don't shortcut
13567 single-definition global registers.
13569 2008-07-16 Jan Hubicka <jh@suse.cz>
13571 * cgraph.h (varpool_empty_needed_queue): Declare.
13572 * cgraphunit.c (output_in_order): Mark all variables as needed;
13574 * varpool.c (varpool_assemble_node): Update debug queue.
13575 (varpool_assemble_pending_decls): Don't do it here.
13576 (varpool_empty_needed_queue): New function.
13578 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13580 * recog.c (peephole2_optimize): Fix formatting.
13582 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13584 * c-pch.c (get_ident): Avoid C++ keywords.
13585 * combine-stack-adj.c (single_set_for_csa): Likewise.
13586 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13587 output_asm_insn): Likewise.
13588 * reload.c (push_secondary_reload, find_reusable_reload,
13589 push_reload, combine_reloads, find_reloads,
13590 debug_reload_to_stream): Likewise.
13591 * reload.h (struct reload): Likewise.
13592 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13593 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13594 emit_output_reload_insns): Likewise.
13595 * targhooks.c (default_secondary_reload): Likewise.
13596 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13598 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13600 * recog.c (validate_change_1, validate_change,
13601 validate_unshare_change, validate_replace_rtx_1, struct
13602 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13604 * reload.c (push_secondary_reload, secondary_reload_class,
13605 scratch_reload_class, find_valid_class, find_reusable_reload,
13606 push_reload, find_dummy_reload, find_reloads_address_1,
13607 find_reloads_address_part, find_equiv_reg): Likewise.
13608 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13609 choose_reload_regs): Likewise.
13610 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13612 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13613 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13614 * sched-rgn.c (concat_INSN_LIST): Likewise.
13615 * stor-layout.c (mode_for_size, mode_for_size_tree,
13616 smallest_mode_for_size): Likewise.
13618 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13620 * cfg.c (dump_reg_info): Avoid C++ keywords.
13621 * dwarf2asm.c (dw2_force_const_mem,
13622 dw2_asm_output_encoded_addr_rtx): Likewise.
13623 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13624 * expmed.c (expand_shift): Likewise.
13625 * global.c (find_reg): Likewise.
13626 * graph.c (draw_edge): Likewise.
13627 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13628 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13629 widen_clz, widen_bswap, expand_parity, expand_unop,
13630 emit_cmp_and_jump_insn_1): Likewise.
13631 * postreload.c (reload_cse_simplify_operands): Likewise.
13632 * ra.h (add_neighbor): Likewise.
13633 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13634 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13635 record_reg_classes, copy_cost, record_address_regs,
13636 invalid_mode_change_p): Likewise.
13637 * regrename.c (regrename_optimize, scan_rtx_reg,
13638 dump_def_use_chain, find_oldest_value_reg,
13639 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13641 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13643 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13644 MASK_POWERPC64 for power4 in previous commit.
13646 2008-07-16 Olivier Hainque <hainque@adacore.com>
13648 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13649 instead of bare conversion to cast const-ness away.
13651 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13653 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13654 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13655 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13656 (TARGET_FUNCTION_VALUE): Define.
13658 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13660 * config/rs6000/rs6000.c (processor_target_table): Add
13661 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13663 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13666 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13667 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13668 m32c_legitimize_reload_address.
13670 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13672 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13673 DECL_IN_SYSTEM_HEADER in sync.
13675 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13677 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13678 * tree-ssa-pre.c (pre_expr_eq): Ditto
13679 (get_constant_for_value_id): Take a type as an argument.
13680 (fully_constant_expression): Pass in type.
13681 (find_or_generate_expression): Short circuit constant case.
13682 (create_expression_by_pieces): Remove special casing of
13684 (do_regular_insertion): Short circuit constant case.
13685 (do_partial_partial_insertion): Ditto.
13687 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13690 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13692 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13694 * config/xtensa/libgcc-xtensa.ver: New file.
13695 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13697 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13699 * df-problems.c (df_set_note): Avoid C++ keywords.
13700 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13701 * dse.c (record_store, remove_useless_values): Likewise.
13702 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13703 gen_reg_rtx_offset, operand_subword, change_address_1,
13704 change_address, adjust_address_1, offset_address,
13705 widen_memory_access, emit_copy_of_insn_after): Likewise.
13706 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13707 * fwprop.c (should_replace_address, propagate_rtx_1,
13708 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13710 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13711 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13712 * lcm.c (compute_insert_delete, pre_edge_lcm,
13713 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13714 * lower-subreg.c (resolve_reg_notes): Likewise.
13715 * mode-switching.c (optimize_mode_switching): Likewise.
13717 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13719 * bt-load.c (add_btr_def, migrate_btr_def,
13720 branch_target_load_optimize): Avoid C++ keywords.
13721 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13723 * combine.c (subst, simplify_set, make_extraction,
13724 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13725 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13726 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13728 2008-07-15 Richard Guenther <rguenther@suse.de>
13730 PR middle-end/36369
13731 * c-common.c (strict_aliasing_warning): Do not warn for
13732 TYPE_REF_CAN_ALIAS_ALL pointers.
13733 (c_common_get_alias_set): may_alias types are not special.
13734 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13735 attribute and set can_ref_all accordingly.
13736 (build_reference_type_for_mode): Likewise.
13737 * doc/extend.texi (may_alias): Clarify.
13739 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13742 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13743 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13745 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13748 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13749 gcc_assert, instead call output_operand_lossage.
13751 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13753 * builtins.c (std_canonical_va_list): Treat structure based
13756 2008-07-15 Ben Elliston <bje@au.ibm.com>
13758 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13760 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13762 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13765 2008-07-14 Jan Hubicka <jh@suse.cz>
13767 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13768 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13769 fix predicates and constraints.
13770 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13771 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13773 2008-07-14 Doug Kwan <dougkwan@google.com>
13775 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13776 additional option file arm/eabi.opt.
13777 * config/arm/eabi.h (File): New configuration file for EABI targets.
13778 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13779 SUBSUBTARGET_EXTRA_SPECS.
13780 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13781 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13782 from STARTFILE_SPEC so that it can be referenced in an override.
13783 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13784 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13785 can be referenced in an override.
13786 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13787 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13788 so that it can be referenced in an override.
13789 (LINK_SPEC): Use BPABI_LINK_SPEC.
13790 * config/arm/eabi.opt (File): New.
13792 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13794 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13795 (FIXED_VALUE_H): New variable.
13796 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13797 input.h, fixed-value.h.
13798 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13799 (BASIC_BLOCK_H): Use $(BITMAP_H).
13800 (FUNCTION_H): Add varray.h.
13801 (IPA_REFERENCE_H): Use $(BITMAP_H).
13802 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13803 (DF_H): Use $(BITMAP_H).
13804 (GGC_H): Add statistics.h.
13805 (INSN_ADDR_H): New.
13806 (INSN_ATTR_H): Use it.
13807 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13809 (SYMTAB_H): Add $(OBSTACK_H).
13810 (CPP_INTERNAL_H): New.
13811 (TREE_DUMP_H): Add tree-pass.h.
13812 (TREE_FLOW_H): Use $(BITMAP_H)
13813 (PRETTY_PRINT_H): Use $(INPUT_H).
13814 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13817 (many object files): Fix lots of header dependencies throughout.
13819 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13821 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13823 (s-gtyp-input): Use them to write tmp-gi.list.
13824 (echo_to_gi.list): Remove.
13826 2008-07-14 Richard Guenther <rguenther@suse.de>
13828 * tree-ssa-sccvn.c (pre_info): Remove.
13829 (switch_to_PRE_table): Likewise.
13830 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13831 (set_hashtable_value_ids): Do not create value-ids for the
13833 (run_scc_vn): Remove double test. Remove bogus special-case
13834 in value-number printing.
13835 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13836 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13838 * tree-flow-inline.h (get_value_handle): Remove.
13839 * tree-flow.h (get_value_handle): Remove.
13841 2008-07-14 Martin Jambor <mjambor@suse.cz>
13843 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13844 in which we generate arithmetics is not a subrange.
13846 2008-07-14 Martin Jambor <mjambor@suse.cz>
13848 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13850 2008-07-14 Richard Guenther <rguenther@suse.de>
13852 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13854 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13857 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13858 reload for symbol refs moved to r0 with -fPIC.
13859 (legitimize_pic_address): Use the target register as temporary
13861 (emit_symbolic_move): Adjust comment.
13862 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13865 2008-07-14 Ben Elliston <bje@au.ibm.com>
13867 * c-common.h (C_CPP_HASHNODE): New macro.
13868 * coretypes.h (struct cpp_token): Forward declare.
13869 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13870 the context-sensitive keyword method.
13871 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13872 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13873 expand_bool_pixel): New.
13874 (altivec_categorize_keyword): New function.
13875 (init_vector_keywords): New function.
13876 (rs6000_macro_to_expand): Likewise.
13877 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13878 compiling an ISO C dialect.
13880 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13882 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13883 (create_expression_by_pieces): Fix typo.
13884 (do_regular_insertion): Use debug counter here too.
13886 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13889 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13890 CONST_OK_FOR_LETTER_P. All port-local users changed.
13891 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13892 implement Kp matching power-of-two.
13893 (CONSTRAINT_LEN): Define to match.
13894 * config/cris/cris.md: Replace all use of constraint K with Kc.
13895 ("*btst*): Use Kp for operand 0 of last alternative.
13897 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13900 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13903 2008-07-13 Jan Hubicka <jh@suse.cz>
13905 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13908 2008-07-13 Richard Guenther <rguenther@suse.de>
13910 PR middle-end/36811
13911 * langhooks.c (lhd_print_error_function): Deal with recursive
13914 2008-07-12 Jan Hubicka <jh@suse.cz>
13916 * cgraph.c (assembler_name_hash): New static var.
13917 (hash_node_by_assembler_name, eq_assembler_name): New.
13918 (cgraph_node_for_asm): Use hashtable.
13919 (cgraph_remove_node): Maintain hashtable.
13920 (change_decl_assembler_name): Sanity check that names are not changing
13921 after aliasing was processed.
13922 * cgraph.h (varpoon_node): Add next GGC marker.
13923 * tree.c (decl_assembler_name_equal): Constify.
13924 (decl_assembler_name_hash): New.
13925 * tree.h (decl_assembler_name_equal): Constify.
13926 (decl_assembler_name_hash): Update.
13928 2008-07-12 David Daney <ddaney@avtrex.com>
13930 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13931 sb1 and r5000 cpus.
13933 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13935 * doc/md.texi: Document the MIPS "v" constraint.
13936 * config/mips/mips.h (reg_class): Revert last change.
13937 (REG_CLASS_NAMES): Likewise.
13938 (REG_CLASS_CONTENTS): Likewise.
13939 * config/mips/mips.c (mips_regno_to_class): Likewise.
13940 * config/mips/constraints.md (v): Likewise, but add documentation.
13941 Add a comment to say that this constraint should not be used in
13944 2008-07-11 DJ Delorie <dj@redhat.com>
13946 * config/h8300/h8300.md (length): Fix branch offset limit.
13948 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13950 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13951 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13952 (avr_hard_regno_scratch_ok): New function.
13953 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13954 * config/avr/avr.md (all peepholes that request a scratch register):
13955 Remove avr_peep2_scratch_safe use.
13957 2008-07-11 Tom Tromey <tromey@redhat.com>
13958 Ian Lance Taylor <iant@google.com>
13960 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13961 (struct c_common_resword): Define.
13962 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13963 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13964 (c_common_reswords, num_c_common_reswords): Declare.
13965 * c-common.c (c_common_reswords): New global const array.
13966 (num_c_common_reswords): New const int.
13967 * c-parser.c (struct resword, reswords): Don't define.
13968 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13969 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13970 than reswords. If warning about C++ keywords, give them a special
13972 (c_lex_one_token): Warn about C++ keywords. Call
13973 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13974 (c_parser_external_declaration): Look for RID_xxx rather than
13975 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13976 (c_parser_statement_after_labels): Likewise.
13977 (c_parser_objc_class_instance_variables): Likewise.
13978 (c_parser_objc_class_declaration): Likewise.
13979 (c_parser_objc_try_catch_statement): Likewise.
13980 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13981 (declspecs_add_type): Likewise.
13983 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13985 * ggc-page.c (alloc_page):
13986 Substituting xmalloc, xcalloc with
13987 XNEWVEC and XCNEWVAR macros which add the
13990 2008-07-11 Richard Guenther <rguenther@suse.de>
13992 PR tree-optimization/36765
13993 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13994 aliases from HEAP vars to SMTs.
13996 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13998 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13999 * configure.ac (loose_warn): Move -Wc++-compat from here...
14000 (strict_warn): ...to here.
14001 * configure: Regenerate.
14003 2008-07-10 Joseph Myers <joseph@codesourcery.com>
14005 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
14006 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
14007 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
14008 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
14009 excluding more specific h8300-*-* and sh-*-* targets.
14011 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
14013 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14014 (eliminate): Ditto.
14015 (execute_pre): Call loop_optimizer_finalize in early exit.
14017 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14019 PR middle-end/36790
14020 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14021 uids in the bitmap, not just VAR_DECL uids.
14023 PR rtl-optimization/36419
14024 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14025 (combine_stack_adjustments_for_block): Call it if needed. Delete
14027 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14028 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14029 prologue sp adjustment.
14031 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14034 * opts.c (print_ignored_options): Report postponed diagnostics for
14035 unknown -Wno-* options as warnings, not errors.
14036 (postpone_unknown_option_error): Renamed to...
14037 (postpone_unknown_option_warning): ... this.
14039 2008-07-09 Doug Kwan <dougkwan@google.com>
14042 2008-07-08 Doug Kwan <dougkwan@google.com>
14044 * config/arm/arm.opt (mandroid): New option.
14045 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14046 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14048 (CC1PLUS_SPEC): Same.
14050 (STARTFILE_SPEC): Same.
14051 (ENDFILE_SPEC): Same.
14052 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14055 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14058 * config/mips/mips.h (reg_class): Remove V1_REG.
14059 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14060 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14061 instead of V1_REGS.
14062 (mips_get_tp): New function.
14063 (mips_legitimize_tls_address): Use it.
14064 * config/mips/constraints.md (v): Delete.
14065 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14066 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14067 After reload, split into a move and ...
14068 (*tls_get_tp_<mode>_split): ...this new instruction.
14070 2008-07-09 David Daney <ddaney@avtrex.com>
14072 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14074 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14076 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14077 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14079 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14080 htab_delete should be called. Don't free c.
14081 (lookup_tmp_var): Create temp_htab lazily.
14082 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14083 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14085 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14086 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14087 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14088 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14089 * tree-sra.c (generate_element_init): Likewise.
14090 * tree-mudflap.c (execute_mudflap_function_ops,
14091 execute_mudflap_function_decls): Likewise.
14092 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14093 * tree-gimple.h (struct gimplify_ctx): New type.
14094 (push_gimplify_context): Adjust prototype.
14096 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14098 * tree-ssa-pre.c (phi_translate_1): Update placement of
14099 add_to_value calls.
14101 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14103 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14104 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14105 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14106 * targhooks.c (default_hard_regno_scratch_ok): New function.
14107 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14108 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14109 * recog.c: Include "target.h".
14110 (peep2_find_free_register): Add check for global regs. Add target
14112 * Makefile.in (recog.o): Depend on target.h.
14114 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14116 * config/sh/sh.c (sh_canonical_va_list_type): New.
14117 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14119 2008-07-09 Raksit Ashok <raksit@google.com>
14121 * doc/invoke.texi (Option Summary): Mention new option
14122 -Wdisallowed-function-list=...
14123 (Warning Options): Document -Wdisallowed-function-list=...
14124 * common.opt (Wdisallowed-function-list=): New flag.
14125 * flags.h (warn_disallowed_functions): External definition of new
14126 boolean warning flag.
14127 (warn_if_disallowed_function_p): Declare new function.
14128 * opts.c (warning_disallowed_functions): New static variable.
14129 (warn_disallowed_functions): New boolean warning flag.
14130 (warn_if_disallowed_function_p): New function.
14131 (add_comma_separated_to_vector): Rename
14132 add_instrument_functions_exclude_list to this.
14133 (common_handle_option): Handle new option. Rename calls to
14134 add_instrument_functions_exclude_list into calls to
14135 add_comma_separated_to_vector.
14136 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14137 based on flag warn_disallowed_functions.
14139 2008-07-09 Christian Bruel <christian.bruel@st.com>
14141 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14142 instead of get_attr_length.
14144 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14146 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14148 * genemit.c (gen_insn): Likewise.
14149 * gengtype.c (note_def_vec): Likewise.
14150 * gengtype.h (note_def_vec): Likewise.
14151 * genoutput.c (struct data, output_insn_data, process_template,
14152 gen_expand, gen_split, note_constraint): Likewise.
14153 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14154 make_insn_sequence): Likewise.
14155 * gensupport.c (record_insn_name): Likewise.
14157 2008-07-08 Doug Kwan <dougkwan@google.com>
14159 * config/arm/arm.opt (mandroid): New option.
14160 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14161 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14163 (CC1PLUS_SPEC): Same.
14165 (STARTFILE_SPEC): Same.
14166 (ENDFILE_SPEC): Same.
14167 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14170 2008-07-08 Raksit Ashok <raksit@google.com>
14172 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14173 (set_storage_via_setmem): Fix expected_align parameter.
14174 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14175 missing from the list.
14176 * doc/md.texi (movmem): Explicitly state that expected alignment is
14177 to be expressed in bytes.
14178 (setmem): Explicitly state that expected alignment is to be expressed
14181 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14183 * reload.c (find_reloads_subreg_address): Do not require validity
14184 of address in original mode before reloading address.
14186 2008-07-07 Tianwei Sheng <tianweis@google.com>
14188 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14189 bounds array access.
14191 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14193 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14195 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14197 Fix PR tree-optimization/23455
14198 Fix PR tree-optimization/35286
14199 Fix PR tree-optimization/35287
14200 * Makefile.in (OBJS-common): Remove tree-vn.o.
14201 (tree-vn.o): Remove.
14202 * dbgcnt.def: Add treepre_insert debug counter.
14203 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14204 (debug_value_expressions): Ditto.
14205 (print_value_expressions): Ditto.
14206 * tree-pretty-print.c (dump_generic_node): Updated for
14207 VALUE_HANDLE removal.
14208 * tree-ssa-dom.c (record_equality): Ditto.
14209 (cprop_operand): Ditto.
14210 (lookup_avail_expr): Ditto.
14211 * tree-ssa-threadedge.c
14212 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14213 (simplify_control_stmt_condition): Ditto.
14214 * tree.c (tree_code_size): Ditto.
14215 (tree_node_structure): Ditto.
14216 (iterative_hash_expr): Ditto.
14218 * tree.h (VALUE_HANDLE_ID): Ditto.
14219 (VALUE_HANDLE_EXPR_SET): Ditto.
14220 (struct tree_value_handle): Ditto.
14221 (union tree_node): Ditto.
14222 * treestruct.def: Ditto.
14223 * tree-vn.c: Removed.
14224 * tree-ssa-pre.c: Rewritten entirely.
14225 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14226 (constant_value_ids): Ditto.
14227 (vn_nary_op_t): Moved to header.
14229 (vn_reference_op_t): Ditto
14230 (vn_reference_t): Ditto.
14231 (next_value_id): New variable.
14232 (VN_INFO): Add an assert.
14233 (vn_constant_eq): New function.
14234 (vn_constant_hash): Ditto.
14235 (get_or_alloc_constant_value_id): Ditto.
14236 (value_id_constant_p): Ditto.
14237 (vn_reference_compute_hash): De-staticify.
14238 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14239 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14240 (valueize_refs): Update opcode if it changes from ssa name to constant.
14241 (vn_reference_lookup_1): Add new argument.
14242 (vn_reference_lookup): Ditto.
14243 (vn_reference_lookup_pieces): New function.
14244 (vn_reference_insert): Add return type. Modify to deal with value ids.
14245 (vn_reference_insert_pieces): New function.
14246 (vn_nary_op_compute_hash): De-staticify.
14247 (vn_nary_op_eq): Ditto.
14248 (vn_nary_op_lookup_pieces): New function.
14249 (vn_nary_op_lookup): Add new argument.
14250 (vn_nary_op_insert_pieces): New function.
14251 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14252 (vn_phi_insert): Ditto.
14253 (visit_unary_op): Update for callee changes.
14254 (visit_binary_op): Ditto.
14255 (visit_reference_op_load): Ditto.
14256 (visit_reference_op_store): Ditto.
14257 (init_scc_vn): Init next_value_id, constant_to_value_id and
14258 constant_value_ids.
14259 (free_scc_vn): Free them.
14260 (set_hashtable_value_ids): New function.
14261 (run_scc_vn): Use it.
14262 (get_max_value_id): New function.
14263 (get_next_value_id): Ditto.
14264 (expressions_equal_p): Moved from tree-vn.c
14265 (sort_vuses): Ditto.
14266 (sort_vuses_heap): Ditto.
14267 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14269 * tree.c (iterative_hash_hashval_t): Made non-static
14270 * tree.h (iterative_hash_hashval_t): Declare it.
14272 2008-07-08 Martin Jambor <mjambor@suse.cz>
14274 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14275 instead of ipa_create_node_params.
14276 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14277 ipa_check_create_edge_args, free them with
14278 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14280 * ipa-prop.c: Include flags.h and tree-inline.h.
14281 (ipa_node_params_vector): New variable.
14282 (ipa_edge_args_vector): New variable.
14283 (edge_removal_hook_holder): New variable.
14284 (node_removal_hook_holder): New variable.
14285 (edge_duplication_hook_holder): New variable.
14286 (node_duplication_hook_holder): New variable.
14287 (ipa_detect_param_modifications): Check for presence of modified flags.
14288 (ipa_compute_jump_functions): Check for presence of jump functions.
14289 (ipa_free_edge_args_substructures): New function.
14290 (ipa_create_node_params): Removed.
14291 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14292 (ipa_free_node_params_substructures): New function.
14293 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14295 (ipa_edge_removal_hook): New function.
14296 (ipa_node_removal_hook): New function.
14297 (duplicate_array): New function.
14298 (ipa_edge_duplication_hook): New function.
14299 (ipa_node_duplication_hook): New function.
14300 (ipa_register_cgraph_hooks): New function.
14301 (ipa_unregister_cgraph_hooks): New function.
14302 (free_all_ipa_structures_after_ipa_cp): New function.
14304 * ipa-prop.h: Include vec.h.
14305 (ipa_node_params_t): New typedef with vector types for it.
14306 (ipa_edge_args_t): New typedef with vector types for it.
14307 (IPA_NODE_REF): Changed to access an on-the-side vector.
14308 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14309 (ipa_check_create_node_params): New function.
14310 (ipa_check_create_edge_args): New function.
14312 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14315 2008-07-07 Tom Tromey <tromey@redhat.com>
14317 * configure, config.in: Rebuilt.
14318 * configure.ac: Don't check for scandir or alphasort.
14320 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14322 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14323 types immediately after creating them.
14325 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14327 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14329 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14331 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14332 dump_constraint_graph.
14333 (dump_constraint_edge): New function.
14334 (dump_constraint_graph): New function.
14335 (debug_constraint_graph): New function.
14336 (dump_constraint): Removed useless comparison.
14337 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14338 (dump_constraint_graph): Declare.
14339 (debug_constraint_graph): Declare.
14340 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14342 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14344 * config/i386/i386.c (is_va_list_char_pointer): New.
14345 (ix86_va_start): Replace compare with ms_va_list_type_node
14346 by is_va_list_char_pointer.
14347 (ix86_gimplify_va_arg): Likewise.
14349 2008-07-07 Martin Jambor <mjambor@suse.cz>
14351 * cgraph.c (cgraph_edge_max_uid): New variable.
14352 (struct cgraph_edge_hook_list): New type.
14353 (struct cgraph_node_hook_list): New type.
14354 (struct cgraph_2edge_hook_list): New type.
14355 (struct cgraph_2node_hook_list): New type.
14356 (first_cgraph_edge_removal_hook): New variable.
14357 (first_cgraph_node_removal_hook): New variable.
14358 (first_cgraph_edge_duplicated_hook): New variable.
14359 (first_cgraph_node_duplicated_hook): New variable.
14360 (cgraph_add_edge_removal_hook): New function.
14361 (cgraph_remove_edge_removal_hook): New function.
14362 (cgraph_call_edge_removal_hooks): New function.
14363 (cgraph_add_node_removal_hook): New function.
14364 (cgraph_remove_node_removal_hook): New function.
14365 (cgraph_call_node_removal_hooks): New function.
14366 (cgraph_add_edge_duplication_hook): New function.
14367 (cgraph_remove_edge_duplication_hook): New function.
14368 (cgraph_call_edge_duplication_hooks): New function.
14369 (cgraph_add_node_duplication_hook): New function.
14370 (cgraph_remove_node_duplication_hook): New function.
14371 (cgraph_call_node_duplication_hooks): New function.
14372 (cgraph_create_edge): Assign to edge uid.
14373 (cgraph_remove_edge): Call edge removal hooks.
14374 (cgraph_node_remove_callees): Call edge removal hooks.
14375 (cgraph_node_remove_callers): Call edge removal hooks.
14376 (cgraph_remove_node): Call node removal hooks.
14377 (cgraph_clone_edge): Call edge duplication hooks.
14378 (cgraph_clone_node): Call node duplication hooks.
14380 * cgraph.h (cgraph_edge): New field uid.
14381 (cgraph_edge_hook): New type.
14382 (cgraph_node_hook): New type.
14383 (cgraph_2edge_hook): New type.
14384 (cgraph_2node_hook): New type.
14386 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14388 * config.in: Regenerate.
14390 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14392 * gcc.c (print_sysroot): New.
14393 (option_map, display_help, process_command): Handle the
14394 -print-sysroot option.
14395 (main): Print the sysroot if requested.
14396 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14398 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14401 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14403 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14405 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14406 (assign_parm_setup_block_p): Also check mode of entry_parm.
14408 2008-07-07 Richard Guenther <rguenther@suse.de>
14410 * tree-ssa-structalias.h (set_used_smts): Remove.
14411 * tree-ssa-structalias.c (used_smts): Likewise.
14412 (set_used_smts): Likewise.
14413 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14414 call to set_used_smts.
14416 2008-07-07 Richard Guenther <rguenther@suse.de>
14418 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14419 (new_var_info): Set it to false.
14420 (solution_set_add): Correctly handle pointers outside a var and
14422 (type_safe): Treat variables with is_full_var properly.
14423 (do_sd_constraint): Likewise.
14424 (do_ds_constraint): Likewise.
14425 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14426 (get_constraint_for_ptr_offset): New function.
14427 (get_constraint_for_component_ref): For addresses at least include
14428 the last field of the variable. Handle is_full_vars properly.
14429 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14430 (handle_ptr_arith): Remove.
14431 (find_func_aliases): Simplify assignment handling.
14432 (create_function_info_for): For parameter and result varinfos set
14434 (create_variable_info_for): Set is_full_var flag whenever we
14435 just created a single varinfo for a decl.
14436 (init_alias_vars): Initialize use_field_sensitive from
14437 max-fields-for-field-sensitive parameter.
14439 2008-07-07 Richard Guenther <rguenther@suse.de>
14441 PR tree-optimization/36713
14442 * tree-flow-inline.h (is_call_used): New function.
14443 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14444 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14445 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14447 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14449 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14451 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14453 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14455 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14456 Nathan Sidwell <nathan@codesourcery.com>
14458 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14459 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14461 * config/m68k/t-linux: New.
14462 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14465 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14467 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14468 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14471 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14473 * gcc.c (execute): Fix -Wc++-compat warning.
14475 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14478 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14479 constant for little endian.
14481 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14483 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14484 mips_base_mips16 instead of TARGET_MIPS16.
14485 (mips_base_mips16): Declare.
14486 * config/mips/mips.c (mips_base_mips16): Make global.
14487 (was_mips16_p): Remove GTY marker.
14488 (was_mips16_pch_p): New variable.
14489 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14490 (mips_override_options): Force to non-MIPS16 mode initially.
14491 Do not complain about MIPS16 PIC incompatibilities here.
14492 Only allow -mgpopt if -mexplicit-relocs is in force for
14495 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14497 * configure.ac: Check for caddr_t, define to char * if not defined.
14498 * configure: Regenerate.
14499 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14500 (mmap_gt_pch_use_address): Likewise.
14501 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14503 2008-07-06 Richard Guenther <rguenther@suse.de>
14505 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14506 (new_var_info): Deal with it.
14507 (solution_set_add): Likewise.
14508 (bitpos_of_field): Make signed, fix.
14509 (struct fieldoff): Remove type and decl fields. Make size field
14510 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14512 (fieldoff_compare): Deal with it.
14513 (push_fields_onto_fieldstack): Remove has_union argument, glob
14514 adjacent non-pointer fields together.
14515 (create_function_info_for): Do not set has_union.
14516 (create_variable_info_for): Simplify.
14518 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14520 * config.gcc (extra_headers): Add cross-stdarg.h for target
14521 x86_64-*-* and i?86-*-*.
14522 * config/i386/cross-stdarg.h: New.
14523 * builtins.c (std_fn_abi_va_list): New.
14524 (std_canonical_va_list_type): New.
14525 (stabilize_va_list): Replace va_list_type_node use by
14526 mtarget.canonical_va_list_type.
14527 (gimplify_va_arg_expr): Likewise.
14528 (expand_builtin_va_copy): Replace va_list_type_node use by
14529 mtarget.fn_abi_va_list.
14530 * tree-sra.c (is_va_list_type): New helper.
14531 (decl_can_be_decomposed_p): Replace
14532 va_list_type_node use by is_va_list_type.
14533 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14534 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14535 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14536 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14537 (ix86_enum_va_list): New.
14538 * config/i386/i386.c (sysv_va_list_type_node): New.
14539 (ms_va_list_type_node): New.
14540 (ix86_function_type_abi): Remove sorry.
14541 (ix86_build_builtin_va_list_abi): New.
14542 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14543 for 64-bit targets.
14544 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14545 (ix86_init_builtins_va_builtins_abi): New.
14546 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14547 for 64-bit targets.
14548 (ix86_handle_abi_attribute): New.
14549 (attribute_spec): Add sysv_abi and ms_abi.
14550 (ix86_fn_abi_va_list): New.
14551 (ix86_canonical_va_list_type): New.
14552 (ix86_enum_va_list): New.
14553 (TARGET_FN_ABI_VA_LIST): New.
14554 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14555 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14556 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14557 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14558 (TARGET_ENUM_VA_LIST): New.
14559 * expr.h (std_fn_abi_va_list): New.
14560 (std_canonical_va_list_type): New.
14561 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14562 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14563 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14564 TARGET_CANONICAL_VA_LIST_TYPE.
14565 * target.h (struct gcc_target): Add fn_abi_va_list hook
14566 and canonical_va_list_type hook.
14568 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14570 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14571 integral and pointer types.
14573 2008-07-04 Roger Sayle <roger@eyesopen.com>
14575 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14576 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14578 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14581 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14583 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14585 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14586 build_gimple_modify_stmt.
14587 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14588 gimple operand. Use fold_build* instead of build*.
14590 2008-07-04 Richard Guenther <rguenther@suse.de>
14592 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14593 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14594 properly to compute the reachability set if we do field-sensitive PTA.
14595 * invoke.texi (max-fields-for-field-sensitive): Document default.
14596 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14597 100 for optimize >= 2.
14599 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14601 * ggc-zone.c (lookup_page_table_if_allocated,
14602 set_page_table_entry, zone_find_object_size, alloc_small_page,
14603 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14604 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14605 -Wc++-compat and/or -Wcast-qual warnings.
14607 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14610 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14611 pic_offset_table_rtx to be marked as used here.
14612 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14613 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14614 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14615 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14616 !TARGET_SECURE_PLT.
14618 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14620 * alloc-pool.c (hash_descriptor, eq_descriptor,
14621 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14622 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14624 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14625 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14626 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14627 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14630 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14632 * tree-flow.h (loop_only_exit_p): Declare.
14633 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14634 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14635 the number of iterations if it is constant. Otherwise, if this is the
14636 only possible exit of the loop, use the conservative estimate on the
14637 number of iterations of the entire loop if available.
14639 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14641 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14642 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14643 Add synchronization functions.
14644 * config/sync.c: New file.
14645 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14646 (LIBGCC_SYNC_CFLAGS): Likewise.
14648 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14652 (*pushtf_sse): New insn pattern.
14653 (pushtf splitters): New splitters.
14655 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14657 PR middle-end/35736
14658 * predict.c (build_predict_expr): Use void_type_node for the tree
14659 type, instead of NULL_TREE.
14661 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14663 * config/i386/i386.c (contains_aligned_value_p): Return true
14665 (ix86_data_alignment): Align TCmode to 128bits.
14666 (ix86_local_alignment): Likewise.
14668 2008-07-03 Andrew Haley <aph@redhat.com>
14671 * vec.h (VEC_TA): New.
14672 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14673 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14674 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14675 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14676 (C_COMMON_FIXED_TYPES): Remove first arg.
14677 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14678 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14679 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14680 not to use empty macro arguments.
14682 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14684 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14685 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14686 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14687 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14688 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14689 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14690 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14691 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14692 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14693 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14694 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14695 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14696 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14697 config/rs6000/e500crtres64gpr.asm,
14698 config/rs6000/e500crtres64gprctr.asm,
14699 config/rs6000/e500crtrest32gpr.asm,
14700 config/rs6000/e500crtrest64gpr.asm,
14701 config/rs6000/e500crtresx32gpr.asm,
14702 config/rs6000/e500crtresx64gpr.asm,
14703 config/rs6000/e500crtsav32gpr.asm,
14704 config/rs6000/e500crtsav64gpr.asm,
14705 config/rs6000/e500crtsav64gprctr.asm,
14706 config/rs6000/e500crtsavg32gpr.asm,
14707 config/rs6000/e500crtsavg64gpr.asm,
14708 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14709 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14710 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14711 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14712 config/sparc/sol2-cn.asm: Remove .file directives.
14714 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14716 * resource.c (mark_referenced_resources): Look inside
14717 UNSPEC_VOLATILEs and ASM_INPUTs.
14719 2008-07-02 Ian Lance Taylor <iant@google.com>
14721 * rtlanal.c (add_reg_note): New function.
14722 * rtl.h (add_reg_note): Declare.
14723 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14724 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14725 * builtins.c (expand_builtin_longjmp): Likewise.
14726 (expand_builtin_nonlocal_goto): Likewise.
14727 * calls.c (emit_call_1, expand_call): Likewise.
14728 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14729 * cfglayout.c (fixup_reorder_chain): Likewise.
14730 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14731 (commit_one_edge_insertion): Likewise.
14732 * combine.c (move_deaths, distribute_notes): Likewise.
14733 * df-problems.c (df_set_note): Likewise.
14734 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14735 (set_unique_reg_note): Likewise.
14736 (emit_copy_of_insn_after): Likewise.
14737 * expr.c (expand_expr_real): Likewise.
14738 * gcse.c (add_label_notes): Likewise.
14739 * haifa-sched.c (create_check_block_twin): Likewise.
14740 * jump.c (mark_jump_label_1): Likewise.
14741 * loop-doloop.c (add_test, doloop_modify): Likewise.
14742 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14743 * lower-subreg.c (move_eh_region_note): Likewise.
14744 * optabs.c (emit_libcall_block): Likewise.
14745 * predict.c (predict_insn): Likewise.
14746 (combine_predictions_for_insn): Likewise.
14747 * recog.c (peephole2_optimize): Likewise.
14748 * regmove.c (try_auto_increment): Likewise.
14749 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14750 * reload.c (find_reloads): Likewise.
14751 * reload1.c (fixup_eh_region_note): Likewise.
14752 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14753 * reorg.c (delete_prior_computation): Likewise.
14754 (delete_computation, dbr_schedule): Likewise.
14755 * config/pa/pa.c (legitimize_pic_address): Likewise.
14756 * config/sh/sh.c (sh_reorg): Likewise.
14758 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/libgcc-glibc.ver: Add %exclude.
14762 * config/m32r/libgcc-glibc.ver: Likwise.
14763 * config/s390/libgcc-glibc.ver: Likwise.
14764 * config/sh/libgcc-glibc.ver: Likwise.
14765 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14767 * config/i386/libgcc-glibc.ver: New.
14769 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14771 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14773 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14774 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14775 i[34567]86-*-linux*, x86_64-*-linux*. Add
14776 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14777 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14778 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14779 i[34567]86-*-linux*, x86_64-*-linux*.
14781 * libgcc-std.ver: Add empty GCC_4.4.0.
14783 * mkmap-symver.awk: Support multiple versions per symbol.
14785 * config/i386/i386.c (ix86_init_builtins): Always define
14786 __builtin_fabsq and __builtin_copysignq with fallbacks.
14787 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14788 and __builtin_copysignq if SSE2 isn't available.
14790 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14791 (LIBGCC2_TF_CEXT): Likwise.
14792 (TF_SIZE): Likwise.
14794 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14796 * config/i386/sfp-machine.h: Moved to libgcc.
14798 * config/i386/sfp-machine.h: New.
14799 * config/i386/t-linux: Likwise.
14801 * config/i386/t-darwin: Remove softfp_wrap_start and
14803 * config/i386/t-darwin64: Likewise.
14805 * config/i386/t-fprules-softfp64: Renamed to ...
14806 * config/i386/t-fprules-softfp: This.
14808 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14809 and softfp_wrap_end.
14811 2008-07-02 Jason Merrill <jason@redhat.com>
14813 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14815 * tree.c (ctor_to_list): New fn.
14816 * tree.h: Declare it.
14817 (CONSTRUCTOR_ELT): New macro.
14818 (CONSTRUCTOR_NELTS): New macro.
14820 2008-07-02 Richard Guenther <rguenther@suse.de>
14822 * tree-ssa-structalias.c (struct variable_info): Reorder
14823 to fill padding on 64bit hosts. Make collapsed_to an int.
14824 (get_varinfo_fc): Deal with that.
14825 (new_var_info): Likewise.
14826 (collapse_rest_of_var): Likewise.
14828 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14830 * doc/install.texi (--enable-java-home): Document.
14831 (--enable-aot-compile-rpm): Likewise.
14832 (--with-arch-directory): Likewise.
14833 (--with-os-directory): Likewise.
14834 (--with-origin-name): Likewise.
14835 (--with-arch-suffix): Likewise.
14836 (--with-jvm-root-dir): Likewise.
14837 (--with-jvm-jar-dir): Likewise.
14838 (--with-python-dir): Likewise.
14840 2008-07-02 Richard Guenther <rguenther@suse.de>
14842 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14843 from decls explicitly. Merge operand checking from tuples.
14845 2008-07-02 Martin Jambor <mjambor@suse.cz>
14847 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14849 2008-07-02 Martin Jambor <mjambor@suse.cz>
14851 * tree-switch-conversion.c: Included timevar.h
14852 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14854 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14856 2008-07-02 Martin Jambor <mjambor@suse.cz>
14858 * tree-switch-conversion.c: Corrected various comments and
14860 (build_constructors): Fixed minor formatting mistakes.
14862 * invoke.texi (Optimize Options): Corrected the
14863 switch-conversion-max-branch-ratio parameter.
14865 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14867 * final.c (asm_insn_count): Return zero for an empty asm body.
14869 2008-07-02 Richard Guenther <rguenther@suse.de>
14871 * bitmap.h (bitmap_set_bit): Return bool.
14872 (bitmap_clear_bit): Likewise.
14873 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14874 write to the bitmap if it would.
14875 (bitmap_clear_bit): Likewise.
14876 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14877 bitmap_set_bit return value.
14878 (add_pred_graph_edge): Likewise.
14879 (add_graph_edge): Likewise.
14880 (do_sd_constraint): Likewise.
14881 (do_ds_constraint): Likewise.
14883 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14885 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14886 Fix -Wc++-compat and/or -Wcast-qual warnings.
14887 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14888 gen_regparm_prefix): Likewise.
14889 * vmsdbgout.c (write_modbeg, lookup_filename,
14890 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14892 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14894 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14895 defaults.h definition apply.
14897 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14899 * function.c (assign_parm_remove_parallels): New.
14900 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14902 (assign_parm_setup_block): Do not handle them.
14903 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14904 assign_parm_remove_parallels.
14906 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14908 * c-typeck.c (convert_for_assignment): Use
14909 vector_targets_convertible_p.
14910 * c-common.c (vector_targets_convertible_p): New.
14911 * c-common.h (vector_targets_convertible_p): New prototype.
14912 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14913 opaque_p_V2SI_type_node.
14915 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14917 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14920 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14922 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14923 TFmode constants via two element DImode vector for hosts with
14924 HOST_BITS_PER_WIDE_INT < 64.
14925 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14926 also for HOST_BITS_PER_WIDE_INT < 64.
14928 2008-07-01 Richard Guenther <rguenther@suse.de>
14930 PR tree-optimization/36666
14931 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14932 (get_constraint_exp_from_ssa_var): Split into ...
14933 (get_constraint_exp_for_temp): ... this ...
14934 (get_constraint_for_ssa_var): ... and that.
14935 Return constraint expressions for all touched sub-fields
14936 if the results address is not taken.
14937 (process_constraint): Remove assertion that aggregate
14938 assignments do not happen at this place.
14939 (get_constraint_for_component_ref): Add address_p argument.
14940 Return constraint expressions for all touched sub-fields
14941 if the results address is not taken.
14942 (do_deref): Use get_constraint_exp_for_temp.
14943 (get_constraint_for_1): Rename from ...
14944 (get_constraint_for): ... this. Add the old function as wrapper.
14945 (do_structure_copy): Use get_constraint_for_1.
14947 2008-07-01 Martin Jambor <mjambor@suse.cz>
14949 * Makefile.in (tree-switch-conversion.o): Add.
14950 (OBJS-common): Add tree-swtch-conversion.o.
14951 * passes.c (init_optimization_passes): Add pass_convert_switch.
14952 * tree-pass.h (pass_convert_switch): Add.
14953 * tree-switch-conversion.c: New file.
14954 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14955 * common.opt (ftree-cswtch): New option.
14956 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14957 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14958 * opts.c (decode_options): Set flag_tree_switch_conversion when
14959 optimization level is >= 2.
14960 * doc/invoke.texi (Optimize Options): Added description of
14961 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14963 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14965 * config/darwin-driver.c (darwin_default_min_version): Fix
14966 -Wc++-compat warnings.
14968 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14970 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14973 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14975 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14977 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14979 PR rtl-optimization/34744
14980 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14981 (df_scan_free_internal): Free data structures not
14982 allocated in storage pools.
14983 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14984 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14985 df_scan_free_mws_vec.
14986 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14989 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14991 * config/i386/i386.c (contains_aligned_value_p): Return true
14993 (ix86_function_arg_boundary): Return its natural boundary
14995 (return_in_memory_32): Don't check TDmode.
14996 (ix86_split_to_parts): Support splitting into 4 parts and
14997 support TFmode for 32bit target.
14998 (ix86_split_long_move): Support splitting into 4 parts.
14999 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
15001 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
15002 (ix86_init_builtins): Here.
15003 (ix86_scalar_mode_supported_p): Always return true for TFmode.
15004 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
15005 'q' and 'w', respectively.
15007 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
15009 (movtf_internal): Likewise.
15010 (<code>tf2): Likewise.
15011 (*absnegtf2_sse): Likewise.
15012 (copysign<mode>3): Likewise.
15013 (copysign<mode>3_const): Likewise.
15014 (copysign<mode>3_var): Likewise.
15015 (define_split UNSPEC_COPYSIGN): Likewise.
15016 * config/i386/sse.md (*nandtf3): Likewise.
15017 (<code>tf3): Likewise.
15018 (*<code>tf3): Likewise.
15020 2008-06-30 Joey Ye <joey.ye@intel.com>
15021 H.J. Lu <hongjiu.lu@intel.com>
15023 * global.c (compute_regsets): Set frame_pointer_needed here.
15024 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15026 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15028 * doc/install.texi (specific): Expand Windows build notes.
15030 2008-06-30 Ira Rosen <irar@il.ibm.com>
15032 PR tree-optimization/36648
15033 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15034 number of prolog iterations by step. Fix the comment.
15036 2008-06-30 Richard Guenther <rguenther@suse.de>
15038 PR middle-end/36671
15039 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15040 handle calls from ECF_MALLOC functions.
15041 (handle_pure_call): ECF_MALLOC functions do not return
15043 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15045 2008-06-29 Andreas Schwab <schwab@suse.de>
15047 * config/m68k/m68k.c (print_operand): Always print a float
15049 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15050 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15053 * config/rs6000/x-linux64: Remove never used file.
15055 2008-06-29 Richard Guenther <rguenther@suse.de>
15057 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15059 (struct alias_info): Move ...
15060 * tree-ssa-alias.c: ... here.
15061 (update_alias_info): Declare.
15062 (compute_may_aliases): Call it.
15063 (update_alias_info): New function.
15064 * tree-ssa-structalias.c (update_alias_info): Move ...
15065 * tree-ssa-alias.c (update_alias_info_1): ... here.
15066 * tree-ssa-structalias.c (process_constraint_1): Remove
15067 unused from_call argument. Rename to ...
15068 (process_constraint): ... this. Delete old wrapper.
15069 (make_constraint_to): Adjust callers.
15070 (handle_const_call): Likewise.
15071 (handle_pure_call): Likewise.
15072 (init_base_vars): Likewise.
15073 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15074 (find_func_aliases): We don't need structure copies for
15076 (make_constraint_from_anything): Remove.
15077 (create_variable_info_for): For globals make constraints
15078 from escaped, not from anything.
15079 (compute_points_to_sets): Do not call update_alias_info.
15080 (ipa_pta_execute): Use make_constraint_from.
15082 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15084 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15085 (bitmap.o-warn, dominance.o-warn): New.
15086 * configure.ac (cxx_compat_warn): Delete.
15087 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15088 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15090 * configure: Regenerate.
15092 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15095 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15097 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15098 * df-scan.c (df_notes_rescan): Likewise.
15099 * ggc-page.c (set_page_table_entry): Likewise.
15100 * intl.c (gcc_gettext_width): Likewise.
15101 * varasm.c (get_unnamed_section, get_noswitch_section,
15102 get_section): Likewise.
15104 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15106 * regrename.c (build_def_use): Don't copy RTX.
15108 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15110 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15111 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15112 punctuation. Use @ref instead of @xref.
15113 (Function Names): Remove stray @display/@end display.
15114 (C++ Attributes): Use @ref instead of @xref.
15115 (Deprecated Features): Fix punctuation around @xref.
15116 (Backwards Compatibility): Likewise.
15117 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15119 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15121 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15122 constants for E500 double.
15124 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15126 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15127 element type of const_vector.
15129 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15131 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15132 Remove FLAGS_REG clobber from expander pattern.
15133 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15134 (anddi3, andsi3, andhi3, andqi3): Ditto.
15135 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15136 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15137 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15138 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15139 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15140 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15141 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15142 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15144 2008-06-28 Richard Guenther <rguenther@suse.de>
15146 * tree-ssa-structalias.c (callused_id, var_callused,
15147 callused_tree): Add.
15148 (handle_pure_call): New function.
15149 (find_func_aliases): Call it.
15150 (find_what_p_points_to): Handle the call-used set.
15151 (clobber_what_escaped): Likewise.
15152 (compute_call_used_vars): New function.
15153 (init_base_vars): Init the call-used variable.
15154 (do_sd_constraint): Do not propagate the solution from CALLUSED
15155 but use CALLUSED as a placeholder.
15156 (solve_graph): Likewise.
15157 * tree-flow-inline.h (gimple_call_used_vars): New function.
15158 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15159 (compute_call_used_vars): Declare.
15160 * tree-ssa-alias.c (set_initial_properties): Call
15161 compute_call_used_vars.
15162 (reset_alias_info): Clear call-used variables.
15163 (add_call_clobber_ops): Assert we are not called for const/pure
15164 functions. Remove handling of them.
15165 (add_call_read_ops): Handle pure functions by adding the
15166 call-used set of variables as VUSEs.
15167 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15168 (delete_tree_ssa): Free it.
15169 * tree-dfa.c (remove_referenced_var): Clear the var from the
15172 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15174 * tree.c (build_varargs_function_type_list): New.
15175 (build_function_type_list_1): New.
15176 (build_function_type_list): Use build_function_type_list_1.
15177 * tree.h (build_varargs_function_type_list): New.
15179 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15182 * config/spu/spu.c (spu_builtin_splats): Do not generate
15183 invalid CONST_VECTOR expressions.
15184 (spu_expand_vector_init): Likewise.
15186 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15188 * optabs.c (libfunc_decls): New variable.
15189 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15190 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15191 for the same function twice.
15193 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15195 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15196 ix86_expand_binary_operator directly.
15197 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15199 (*ashrti3_1): Ditto.
15200 (*lshrti3_1): Ditto.
15201 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15202 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15203 using only one splitter. Conditionaly execute splitter before or
15204 after peephole2 pass.
15205 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15206 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15207 Use only one alternative in asm template.
15208 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15210 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15211 "J" operand constraint for operand 2.
15212 (*ashldi3_cconly_rex64): Ditto.
15213 (*ashrdi3_cmp_rex64): Ditto.
15214 (*ashrdi3_cconly_rex64): Ditto.
15215 (*lshrdi3_cmp_rex64): Ditto.
15216 (*lshrdi3_cconly_rex64): Ditto.
15217 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15218 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15219 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15222 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15224 * gimplify.c (omp_is_private): Don't return true if decl is not
15225 already private on #pragma omp for or #pragma omp parallel for.
15228 * tree-cfg.c (struct move_stmt_d): Replace block field with
15229 orig_block and new_block fields.
15230 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15231 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15232 (move_block_to_fn): Replace vars_map and new_label_map arguments
15233 with struct move_stmt_d pointer.
15234 (replace_block_vars_by_duplicates): New function.
15235 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15236 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15237 all subblocks of ORIG_BLOCK to the new function. Call
15238 replace_block_vars_by_duplicates.
15239 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15240 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15241 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15242 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15243 (expand_omp): Temporarily set input_location to the location of
15244 region's controlling stmt.
15245 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15246 BIND_EXPR, push ctx->block_vars and gimplification vars into
15247 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15248 into dest function.
15249 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15250 there are any BLOCK_VARS.
15251 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15252 OMP_PARALLEL or OMP_TASK stmt.
15253 (lower_omp): Save and restore input_location around the lower_omp_1
15256 2008-06-27 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/36400
15259 PR tree-optimization/36373
15260 PR tree-optimization/36344
15261 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15262 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15263 (update_alias_info): Remove call clobbering code.
15264 (make_constraint_to): New helper function.
15265 (make_escape_constraint): Likewise.
15266 (handle_rhs_call): Use it on all pointer containing arguments.
15267 Also mark the static chain escaped.
15268 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15269 instead of ANYTHING.
15270 (make_constraint_from): New helper split out from ...
15271 (make_constraint_from_anything): ... here.
15272 (find_func_aliases): Add constraints for escape sites.
15273 (intra_create_variable_infos): Make constraints from NONLOCAL
15275 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15277 (clobber_what_p_points_to): Remove.
15278 (clobber_what_escaped): New function.
15279 (init_base_vars): Init NONLOCAL and ESCAPED.
15280 (do_sd_constraint): Do not propagate the solution from ESCAPED
15281 but use ESCAPED as a placeholder.
15282 (solve_graph): Likewise.
15283 * tree-flow.h (clobber_what_p_points_to): Remove.
15284 (clobber_what_escaped): Declare.
15285 * tree-ssa-alias.c (set_initial_properties): Call it.
15286 Remove code clobbering escaped pointers.
15288 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15290 * function.c (allocate_struct_function): Only allocate a unique
15291 funcdef_no if the decl is nonzero.
15293 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15295 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15296 * config/mips/mips.c (mips_split_const_insns): New function.
15297 * config/mips/mips.md (move_type): New attribute.
15298 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15299 (dword_mode): New attribute.
15300 (type): Avoid long line. Map "move_type"s to "type"s,
15301 choosing "multi" for doubleword moves if appropriate.
15302 Swap MTC/MFC comments to match their declaration order.
15303 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15304 "type" is "branch" or "jal" is "direct".
15305 (length): Handle "extended_mips16" first. Make the default
15306 "0" for "ghost" instructions. Set the length from "move_type".
15307 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15308 of "type", with "sll0" for the register alternative. Remove the
15309 "extended_mips16" attribute.
15310 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15311 of "type", with "shift_shift" for the register alternative.
15312 Remove the "length" attribute.
15313 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15314 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15315 of "type", with "andi" for the register alternative.
15316 (*zero_extendqihi2): Likewise.
15317 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15318 of "andi" instead of a "type" of "arith".
15319 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15321 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15322 (mov_<store>r, *mov<mode>_ra): Likewise.
15323 (extendsidi2): Use "move_type" instead of "type", with "move"
15324 for the register alternative.
15325 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15326 of "type", with "signext" for the register alternative.
15327 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15328 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15329 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15330 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15331 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15332 (unnamed branch insn): Likewise.
15333 (*movdi_gp32_fp64): Fold into...
15334 (*movdi_32bit): ...here.
15335 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15336 (*movdf_hardfloat): ...this new pattern.
15337 (*movdf_softfloat): Remove redundant FPR alternatives.
15338 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15339 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15340 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15341 the "move" attribute.
15342 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15343 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15344 and "store" for COP loads and stores.
15345 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15346 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15347 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15348 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15349 (*movtf_mips16, *movv2sf): Likewise.
15350 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15351 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15352 (mfhc1<mode>): Use "move_type" instead of "move".
15353 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15354 (loadgp_blockage): Remove the "length" attribute.
15355 (blockage, set_got_version, update_got_version): Likewise.
15356 (call_internal): Remove the "extended_mips16" attribute.
15357 (call_value_internal, call_value_multiple_internal): Likewise.
15358 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15360 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15361 the "length" attribute.
15363 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15365 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15366 -Wcast-qual warnings.
15367 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15368 handle_pragma_pop_macro): Likewise.
15369 * collect2.c (resolve_lib_name): Likewise.
15370 * config/arc/arc.c (arc_init): Likewise.
15371 * config/arm/arm.c (neon_builtin_compare,
15372 locate_neon_builtin_icode): Likewise.
15373 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15374 * config/bfin/bfin.c (bfin_init_machine_status,
15375 bfin_optimize_loop): Likewise.
15376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15377 * config/cris/cris.c (cris_init_expanders): Likewise.
15378 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15379 * config/darwin.c (machopic_indirection_eq,
15380 machopic_indirection_name, machopic_output_indirection): Likewise.
15381 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15382 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15383 frv_optimize_membar): Likewise.
15384 * config/i386/cygwin.h (mingw_scan,
15385 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15386 * config/i386/cygwin1.c (mingw_scan): Likewise.
15387 * config/i386/i386.c (machopic_output_stub): Likewise.
15388 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15389 i386_pe_unique_section): Likewise.
15390 * config/ia64/ia64.c (ia64_init_machine_status,
15391 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15393 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15394 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15395 * config/m68k/m68k.c (m68k_handle_option,
15396 m68k_sched_md_init_global): Likewise.
15397 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15398 mcore_unique_section): Likewise.
15399 * config/mips/mips.c (mips_block_move_straight,
15400 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15402 * config/mmix/mmix.c (mmix_init_machine_status,
15403 mmix_encode_section_info): Likewise.
15404 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15405 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15406 print_operand_address, output_toc, redefine_groups,
15407 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15408 * config/s390/s390.c (s390_init_machine_status): Likewise.
15409 * config/score/score.c (score_block_move_straight,
15410 score_block_move_loop_body): Likewise.
15411 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15412 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15413 * emit-rtl.c (find_auto_inc): Likewise.
15414 * gcc.c (translate_options, process_command): Likewise.
15415 * reorg.c (dbr_schedule): Likewise.
15416 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15417 * xcoffout.c (xcoffout_declare_function): Likewise.
15419 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15421 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15422 ipa-pta working again.
15424 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15426 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15429 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15431 * config.gcc (powerpc*-*-*): Add new core e500mc.
15432 * config/rs6000/e500mc.md: New file.
15433 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15435 (rs6000_override_options): Add e500mc case to
15436 processor_target_table. Altivec and Spe options not allowed
15437 with e500mc. Add isel instruction to e500mc by
15438 default. Initialize rs6000_cost for e500mc.
15439 (rs6000_issue_rate): Set issue rate for e500mc.
15440 * config/rs6000/rs6000.h (processor_type): Add
15441 PROCESSOR_PPCE500MC.
15442 (ASM_CPU_SPEC): Add e500mc.
15443 Set TARGET_ISEL to rs6000_isel.
15444 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15445 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15446 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15448 * doc/invoke.texi: Add e500mc to list of cpus.
15450 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15453 * c-lex.c (lex_charconst): Initialize unsignedp.
15455 2008-06-27 Olivier Hainque <hainque@adacore.com>
15457 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15458 documented assumptions.
15460 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15462 * dwarf2out.c: Remove trailing white spaces. Break long line
15465 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15467 * libfuncs.h (LTI_synchronize): New libfunc_index.
15468 (synchronize_libfunc): Declare.
15469 * builtins.c (expand_builtin_synchronize): Consider using
15470 synchronize_libfunc before falling back on an asm blockage.
15471 * config/mips/mips.c: Include libfuncs.h
15472 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15474 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15476 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15477 parameter. Copy stack_reg to r11 where appropriate.
15478 (no_global_regs_above): Add gpr parameter.
15479 (rs6000_stack_info): Only add padding for SPE save area if we
15480 are saving SPE GPRs and CR.
15481 (saveres_routine_syms): New variable.
15482 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15484 (rs6000_savres_routine_sym): New function.
15485 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15487 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15488 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15489 Tweak FPR out-of-line saving.
15490 (rs6000_make_savres_rtx): New function.
15491 (rs6000_use_multiple_p): New function.
15492 (rs6000_savres_strategy): New function.
15493 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15494 out-of-line if appropriate.
15495 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15496 if we are optimizing for size.
15497 (GP_SAVE_INLINE): Define.
15498 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15499 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15500 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15501 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15502 (*save_fpregs_<mode>): Add use of r11.
15503 (*restore_gpregs_<mode>): New insn.
15504 (*return_and_restore_gpregs_<mode>): New insn.
15505 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15507 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15508 (*restore_gpregs_spe): New insn.
15509 (*return_and_restore_gpregs_spe): New insn.
15510 * config/rs6000/predicates.md (save_world_operation): Fix check.
15512 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15514 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15515 this point, so assert that.
15517 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15519 * cfganal.c: Include vec.h and vecprim.h.
15520 (compute_idf): Import from...
15521 * tree-into-ssa (compute_idf): ...here.
15522 * basic-block.h (compute_idf): Export.
15524 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15526 * c-decl.c (merge_decls): Use !current_function_decl to check for
15527 extern declaration of C99 inline function being at file scope.
15529 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15531 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15533 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15535 * alias.c (record_alias_subset, init_alias_analysis): Fix
15536 -Wc++-compat and/or -Wcast-qual warnings.
15537 * attribs.c (lookup_attribute_spec): Likewise.
15538 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15539 copy_bb, connect_traces,
15540 find_rarely_executed_basic_blocks_and_cr): Likewise.
15541 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15542 note_btr_set, migrate_btr_defs): Likewise.
15543 * builtins.c (result_vector, expand_builtin_memcpy,
15544 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15545 builtin_memset_read_str, expand_builtin_printf,
15546 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15548 * caller-save.c (mark_set_regs): Likewise.
15549 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15550 * cgraph.c (cgraph_edge): Likewise.
15551 * combine.c (likely_spilled_retval_1): Likewise.
15552 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15553 htab_counts_entry_del, get_coverage_counts): Likewise.
15554 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15555 new_cselib_val): Likewise.
15556 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15557 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15559 * df-core.c (df_compact_blocks): Likewise.
15560 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15561 * df-scan.c (df_grow_reg_info, df_ref_create,
15562 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15563 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15564 df_record_entry_block_defs, df_record_exit_block_uses,
15565 df_bb_verify): Likewise.
15566 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15567 DF_REF_EXTRACT_MODE_CONST): New.
15568 * dominance.c (get_immediate_dominator, get_dominated_by,
15569 nearest_common_dominator, root_of_dom_tree,
15570 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15571 -Wc++-compat and/or -Wcast-qual warnings.
15572 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15573 record_store, replace_read, check_mem_read_rtx, scan_insn,
15574 dse_step1, dse_record_singleton_alias_set): Likewise.
15575 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15577 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15579 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15580 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15581 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15582 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15583 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15584 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15585 file_name_acquire, output_file_names, add_const_value_attribute,
15586 premark_used_types_helper, file_table_eq, file_table_hash,
15587 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15588 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15589 -Wcast-qual warnings.
15590 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15591 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15592 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15593 gen_reg_rtx, start_sequence, init_emit): Likewise.
15594 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15595 * except.c (init_eh_for_function, gen_eh_region,
15596 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15597 arh_to_landing_pad, arh_to_label, add_action_record,
15598 add_call_site, switch_to_exception_section): Likewise.
15599 * expmed.c (synth_mult): Likewise.
15600 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15601 store_expr): Likewise.
15602 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15604 * function.c (assign_stack_temp_for_type,
15605 allocate_struct_function, match_asm_constraints_1): Likewise.
15606 * gcov-io.c (gcov_allocate): Likewise.
15607 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15608 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15609 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15610 record_one_set, insert_expr_in_table, insert_set_in_table,
15611 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15612 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15613 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15614 -Wcast-qual warnings.
15616 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15618 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15619 -Wcast-qual warnings.
15620 * gcc.c (process_command): Likewise.
15621 * genattrtab.c (oballoc): Use XOBNEW.
15622 (oballocvec): Define.
15623 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15624 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15625 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15626 -Wc++-compat and/or -Wcast-qual warnings.
15627 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15628 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15629 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15630 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15631 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15632 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15633 add_excls, process_presence_absence_names,
15634 process_presence_absence_patterns, add_presence_absence,
15635 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15636 get_free_state, add_arc, get_free_automata_list_el,
15637 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15638 transform_3, cache_presence, create_ainsns, create_automata,
15639 create_state_ainsn_table, dfa_insn_code_enlarge,
15640 output_trans_func, output_min_issue_delay_func,
15641 output_dead_lock_func, output_reset_func,
15642 output_get_cpu_unit_code_func, output_dfa_start_func,
15643 expand_automata): Likewise.
15644 * genextract.c (gen_insn): Likewise.
15645 * gengtype-lex.l: Likewise.
15646 * gengtype.c (read_input_list, adjust_field_type,
15647 process_gc_options): Likewise.
15648 * genoutput.c (note_constraint): Likewise.
15649 * genpreds.c (mangle, add_constraint): Likewise.
15650 * genrecog.c (process_define_predicate, new_decision,
15651 add_to_sequence): Likewise.
15652 * gensupport.c (record_insn_name): Likewise.
15654 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15656 * config/i386/driver-i386.c (detect_caches_amd,
15657 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15658 and/or -Wcast-qual warnings.
15659 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15660 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15661 gt_pch_save): Likewise.
15662 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15663 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15664 * global.c (compute_regsets): Likewise.
15665 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15666 finish_graph_dump_file): Likewise.
15667 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15668 unlink_bb_notes): Likewise.
15669 * integrate.c (get_hard_reg_initial_val): Likewise.
15670 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15671 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15672 * local-alloc.c (update_equiv_regs): Likewise.
15673 * loop-invariant.c (check_invariant_table_size,
15674 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15676 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15677 altered_reg_used, mark_altered): Likewise.
15678 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15679 insert_var_expansion_initialization,
15680 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15681 release_var_copies): Likewise.
15682 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15683 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15684 analyze_accesses_for_phi_node, check_var_notmodified_p,
15685 check_allocation_function, find_sites_in_func,
15686 record_all_accesses_in_func, transform_access_sites,
15687 transform_allocation_sites): Likewise.
15688 * omp-low.c (new_omp_region, create_omp_child_function_name,
15689 check_omp_nesting_restrictions, check_combined_parallel,
15690 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15691 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15692 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15693 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15695 * opts-common.c (prune_options): Likewise.
15696 * opts.c (add_input_filename, print_filtered_help,
15697 get_option_state): Likewise.
15698 * params.c (add_params): Likewise.
15699 * passes.c (set_pass_for_id, next_pass_1,
15700 do_per_function_toporder, pass_fini_dump_file): Likewise.
15701 * postreload.c (reload_cse_simplify_operands): Likewise.
15702 * predict.c (tree_predicted_by_p, tree_predict_edge,
15703 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15705 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15707 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15709 * recog.c (check_asm_operands, validate_change_1): Likewise.
15710 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15711 subst_asm_stack_regs): Likewise.
15712 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15713 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15714 * regmove.c (reg_is_remote_constant_p): Likewise.
15715 * regrename.c (regrename_optimize, scan_rtx_reg,
15716 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15718 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15719 regstat_compute_calls_crossed): Likewise.
15720 * reload1.c (init_reload, new_insn_chain,
15721 has_nonexceptional_receiver, reload, copy_reloads,
15722 calculate_needs_all_insns, init_elim_table): Likewise.
15723 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15724 * rtl.c (shallow_copy_rtx_stat): Likewise.
15725 * rtlanal.c (parms_set): Likewise.
15726 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15727 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15728 * sched-ebb.c (earliest_block_with_similiar_load,
15729 add_deps_for_risky_insns): Likewise.
15730 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15731 schedule_region): Likewise.
15732 * see.c (eq_descriptor_pre_extension,
15733 hash_descriptor_pre_extension, hash_del_pre_extension,
15734 eq_descriptor_properties, hash_descriptor_properties,
15735 hash_del_properties, see_seek_pre_extension_expr,
15736 see_initialize_data_structures, see_print_register_properties,
15737 see_print_pre_extension_expr, see_delete_merged_def_extension,
15738 see_delete_unmerged_def_extension, see_emit_use_extension,
15739 see_pre_delete_extension, see_map_extension, see_commit_changes,
15740 see_analyze_merged_def_local_prop,
15741 see_analyze_merged_def_local_prop,
15742 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15743 see_set_prop_merged_def, see_set_prop_unmerged_def,
15744 see_set_prop_unmerged_use, see_print_one_extension,
15745 see_merge_one_use_extension, see_merge_one_def_extension,
15746 see_store_reference_and_extension, see_update_uses_relevancy,
15747 see_update_defs_relevancy): Likewise.
15748 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15749 hash_statistics_free, curr_statistics_hash): Likewise.
15750 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15751 expand_asm_operands, expand_return, case_bit_test_cmp,
15752 expand_case): Likewise.
15753 * stor-layout.c (start_record_layout): Likewise.
15754 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15755 gt_pch_save_stringpool): Likewise.
15756 * tree-data-ref.c (hash_stmt_vertex_info,
15757 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15758 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15760 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15763 * config/i386/i386.md: Change constraints of HImode and QImode
15764 immediate operands from "i" to "n". Change SImode "ni" constraint to
15765 "i" and SImode "rmi" constraint to "g". Remove all constraints
15766 from const0_operand and const1_operand predicated operands.
15767 (i): Change QImode and HImode attribute from "i" to "n".
15768 (*subqi_2): Change HImode operands to QImode.
15771 2008-06-25 Olivier Hainque <hainque@adacore.com>
15773 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15776 2008-06-25 Richard Guenther <rguenther@suse.de>
15778 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15779 not overflow the result type.
15781 2008-06-25 Richard Guenther <rguenther@suse.de>
15783 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15784 (vn_lookup): Likewise.
15786 2008-06-25 Richard Guenther <rguenther@suse.de>
15788 PR tree-optimization/35518
15789 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15790 * tree-sra.c (instantiate_element): Use fold_build3 to build
15792 (try_instantiate_multiple_fields): Likewise.
15794 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15796 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15799 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15801 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15802 use_backchain_to_restore_sp to true
15803 if the offset of the link register save area would go over the 32k - 1
15804 offset limit of the load
15807 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15809 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15810 anchor for the type-punning blurb. Cross-reference "Structures
15811 unions enumerations and bit-fields implementation". Provide a
15812 cast-through-pointer example. Make final sentence self-contained.
15813 * doc/implement-c.texi (Structures unions enumerations and
15814 bit-fields implementation): Cross-reference the type-punning blurb
15815 in the -fstrict-aliasing documentation.
15817 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15819 PR middle-end/36594
15820 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15821 the memory instead of the memory itself for the save area.
15823 2008-06-24 Olivier Hainque <hainque@adacore.com>
15824 Nicolas Roche <roche@adacore.com>
15826 * gengtype.c (srcdir_len): size_t instead of int.
15827 (get_file_realbasename): New function. For F a filename, the real
15828 basename of F, with all the path components stripped.
15829 (get_file_srcdir_relative_path): New function. For F a filename, the
15830 relative path to F from $(srcdir).
15831 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15832 get_file_realbasename. Adjust the head comment.
15833 (get_prefix_langdir_index): New function. For F a filename, return the
15834 lang_dir_names[] relative index of the language directory that is
15836 (get_file_langdir): For F a filename, return the name of the language
15837 directory where F is located.
15838 (get_file_gtfilename): New function. The gt- output file name for an
15840 (get_output_file_with_visibility): Replace in-line computations with
15841 uses of get_file_gtfilename and get_prefix_langdir_index.
15842 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15844 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15846 PR tree-optimization/36504
15847 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15848 references without base address.
15850 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15852 PR middle-end/36584
15853 * calls.c (expand_call): Increase alignment for recursive functions.
15855 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15857 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15858 (TARGET_FUNCTION_VALUE): New define.
15859 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15860 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15862 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15864 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15865 (fmod<mode>3): Ditto.
15866 (remainderxf3): Ditto.
15867 (remainder<mode>3): Ditto.
15869 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15872 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15873 REG is a hard register.
15875 PR tree-optimization/36508
15876 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15877 499, don't check it at all in release compilers.
15879 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15881 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15882 together with SSE_TARGET_MATH to disable insn pattern.
15883 (*fop_<MODEF:mode>_2_i387): Ditto.
15884 (*fop_<MODEF:mode>_3_i387): Ditto.
15886 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15888 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15890 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15892 PR middle-end/34906
15893 * gimplify.c (gimplify_asm_expr): Check the return code of
15894 parse_output_constraint call, set function return and is_inout
15895 value if it failed.
15897 2008-06-22 Ian Lance Taylor <iant@google.com>
15899 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15900 (narrowest_signed_type): Likewise.
15901 * c-typeck.c (c_common_type): Change local variable mclass to enum
15903 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15904 tcc_comparison, not the tree code itself.
15905 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15906 (c_expand_expr): Cast modifier to enum expand_modifier.
15907 * c-common.h (C_RID_CODE): Add casts.
15908 (C_SET_RID_CODE): Define.
15909 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15910 (c_lex_one_token): Add cast to avoid warning.
15911 (c_parser_objc_type_name): Rename local typename to type_name.
15912 (check_no_duplicate_clause): Change code parameter to enum
15914 (c_parser_omp_var_list_parens): Change kind parameter to enum
15916 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15917 c_parser_omp_list_var_parens.
15918 (c_parser_omp_threadprivate): Likewise.
15919 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15920 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15921 * c-format.c (NO_FMT): Define.
15922 (printf_length_specs): Use NO_FMT.
15923 (asm_fprintf_length_specs): Likewise.
15924 (gcc_diag_length_specs): Likewise.
15925 (scanf_length_specs): Likewise.
15926 (strfmon_length_specs): Likewise.
15927 (gcc_gfc_length_specs): Likewise.
15928 (printf_flag_specs): Change 0 to STD_C89.
15929 (asm_fprintf_flag_specs): Likewise.
15930 (gcc_diag_flag_specs): Likewise.
15931 (gcc_cxxdiag_flag_specs): Likewise.
15932 (scanf_flag_specs): Likewise.
15933 (strftime_flag_specs): Likewise.
15934 (strfmon_flag_specs): Likewise.
15935 (print_char_table): Likewise.
15936 (asm_fprintf_char_table): Likewise.
15937 (gcc_diag_char_table): Likewise.
15938 (gcc_tdiag_char_table): Likewise.
15939 (gcc_cdiag_char_table): Likewise.
15940 (gcc_cxxdiag_char_table): Likewise.
15941 (gcc_gfc_char_table): Likewise.
15942 (scan_char_table): Likewise.
15943 (time_char_table): Likewis.
15944 (monetary_char_table): Likewise.
15945 * c-format.h (BADLEN): Likewise.
15947 2008-06-21 Ian Lance Taylor <iant@google.com>
15949 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15950 Define END_OF_BASE_TREE_CODES around inclusion.
15951 * tree.c (tree_code_type): New global array.
15952 (tree_code_length, tree_code_name): Likewise.
15953 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15954 $(lang_tree_files).
15955 (all-tree.def, s-alltree): New targets.
15956 (gencheck.h, s-gencheck): Remove.
15957 (tree.o): Depend upon all-tree.def.
15958 (build/gencheck.o): Remove gencheck.h dependency.
15959 (mostlyclean): Don't remove gencheck.h.
15960 * c-common.h (enum c_tree_code): Remove.
15961 * c-lang.c (tree_code_type): Remove.
15962 (tree_code_length, tree_code_name): Remove.
15963 * gencheck.c (tree_codes): Include all-tree.def, rather than
15964 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15966 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15968 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15969 (operator_name_info): Size to MAX_TREE_CODES.
15970 (assignment_operator_name_info): Likewise.
15971 * cp/cp-lang.c (tree_code_type): Remove.
15972 (tree_code_length, tree_code_name): Remove.
15973 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15974 (assignment_operator_name_info): Likewise.
15975 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15977 * cp/mangle.c (write_expression): Likewise.
15978 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15979 * fortran/f95-lang.c (tree_code_type): Remove.
15980 (tree_code_length, tree_code_name): Remove.
15981 * java/java-tree.h (enum java_tree_code): Remove.
15982 * java/lang.c (tree_code_type): Remove.
15983 (tree_code_length, tree_code_name): Remove.
15984 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15985 * objc/objc-act.h (enum objc_tree_code): Remove.
15986 * objc/objc-lang.c (tree_code_type): Remove.
15987 (tree_code_length, tree_code_name): Remove.
15988 * objcp/objcp-lang.c (tree_code_type): Remove.
15989 (tree_code_length, tree_code_name): Remove.
15990 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15991 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15992 * ada/misc.c (tree_code_type): Remove.
15993 (tree_code_length, tree_code_name): Remove.
15995 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15997 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15998 the grand_bitmap_obstack.
16000 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16002 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
16003 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
16004 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
16005 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
16006 move_stmt_r, new_label_mapper): Likewise.
16007 * tree-complex.c (cvc_lookup): Likewise.
16008 * tree-dfa.c (create_function_ann): Likewise.
16009 * tree-dump.c (dump_register): Likewise.
16010 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
16011 find_phi_replacement_condition): Likewise.
16012 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16013 tree_function_versioning): Likewise.
16014 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16015 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16016 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16017 get_nonlocal_debug_decl, convert_nonlocal_reference,
16018 convert_nonlocal_omp_clauses, get_local_debug_decl,
16019 convert_local_reference, convert_local_omp_clauses,
16020 convert_nl_goto_reference, convert_nl_goto_receiver,
16021 convert_tramp_reference, convert_call_expr): Likewise.
16022 * tree-outof-ssa.c (contains_tree_r): Likewise.
16023 * tree-parloops.c (reduction_phi, initialize_reductions,
16024 eliminate_local_variables_1, add_field_for_reduction,
16025 add_field_for_name, create_phi_for_local_result,
16026 create_call_for_reduction_1, create_loads_for_reductions,
16027 create_stores_for_reduction, create_loads_and_stores_for_name):
16029 * tree-phinodes.c (allocate_phi_node): Likewise.
16030 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16031 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16032 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16033 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16034 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16035 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16036 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16037 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16038 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16039 vn_nary_op_insert): Likewise.
16040 * tree-ssa.c (redirect_edge_var_map_add,
16041 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16042 * tree-vectorizer.c (vectorize_loops): Likewise.
16043 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16044 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16045 tree_cons_stat, build1_stat, build_variant_type_copy,
16046 decl_init_priority_lookup, decl_fini_priority_lookup,
16047 decl_priority_info, decl_restrict_base_lookup,
16048 decl_restrict_base_insert, decl_debug_expr_lookup,
16049 decl_debug_expr_insert, decl_value_expr_lookup,
16050 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16051 type_hash_add, get_file_function_name, tree_check_failed,
16052 tree_not_check_failed, tree_range_check_failed,
16053 omp_clause_range_check_failed, build_omp_clause,
16054 build_vl_exp_stat): Likewise.
16055 * value-prof.c (gimple_histogram_value,
16056 gimple_duplicate_stmt_histograms): Likewise.
16057 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16058 unshare_variable, variable_union_info_cmp_pos, variable_union,
16059 dataflow_set_different_1, dataflow_set_different_2,
16060 vt_find_locations, variable_was_changed, set_variable_part,
16061 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16062 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16063 section_entry_hash, object_block_entry_eq,
16064 object_block_entry_hash, create_block_symbol,
16065 initialize_cold_section_name, default_function_rodata_section,
16066 strip_reg_name, set_user_assembler_name, const_desc_eq,
16067 build_constant_desc, output_constant_def, lookup_constant_def,
16068 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16069 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16070 default_internal_label): Likewise.
16071 * varray.c (varray_init, varray_grow): Likewise.
16072 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16074 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16076 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16077 operators for "test" insn. Macroize insn using SWI mode macro.
16078 (*jcc_fused_2): Ditto.
16079 (*jcc_fused_3): Macroize insn using SWI mode macro.
16080 (*jcc_fused_4): Ditto.
16082 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16084 * tree-ssa-pre.c: Fix typo in comment.
16085 (init_antic, fini_antic): Add explicit funtions for
16086 initializing and deinitializing ANTIC and AVAIL sets.
16087 (create_expression_by_pieces): Fix typo in comment.
16088 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16089 (execute_pre): Eventually dump details about ANTIC_IN.
16091 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16093 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16094 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16095 add_to_obstack, file_at_path, find_a_file, execute,
16096 add_preprocessor_option, add_assembler_option, add_linker_option,
16097 process_command, insert_wrapper, do_option_spec, do_self_spec,
16098 spec_path, do_spec_1, is_directory, main, used_arg,
16099 getenv_spec_function): Likewise.
16100 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16101 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16104 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16106 * doc/rtl.texi: Updated subreg section.
16108 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16111 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16112 node->needed and node->reachable.
16113 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16114 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16115 (expand_task_call): Don't call expand_task_copyfn.
16116 (expand_task_copyfn): Renamed to...
16117 (finalize_task_copyfn): ... this.
16119 2008-06-19 Jan Hubicka <jh@suse.cz>
16121 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16122 clobbering framepointer.
16124 2008-06-19 Jan Hubicka <jh@suse.cz>
16126 * tree-optimize.c (execute_early_local_optimizations): Set
16127 cgraph_state only at first invocation.
16129 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16131 * system.h (-Wc++-compat): Activate as a warning, no an error.
16133 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16135 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16136 instead of "#" in insn asm template.
16137 (*jcc_fused_2): Ditto.
16139 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16141 * config/i386/i386.h (ix86_tune_indices)
16142 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16143 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16144 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16145 (*jcc_fused_2): Ditto.
16146 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16147 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16148 (print operand): Handle 'E' and 'e' code.
16150 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16152 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16153 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16154 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16156 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16158 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16160 (cgraph_expand_function): Use local copy of decl.
16161 (cgraph_expand_all_functions): Remove redundant initialization of
16163 (cgraph_optimize): Reword internal_error message.
16165 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16167 * arm-protos.h (arm_return_in_memory): Remove public
16168 arm_return_in_memory() prototype.
16169 * arm.c (arm_return_in_memory): Add static prototype, add target
16170 hook macro, change definition and comments.
16171 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16173 2008-06-19 Ben Elliston <bje@au.ibm.com>
16175 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16176 real.c: Remove references to IEEE 754R.
16177 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16178 * doc/libgcc.texi (Decimal float library routines): Likewise.
16180 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16182 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16183 (default_unwind_word_mode): Add prototype.
16184 * targhooks.c (default_unwind_word_mode): New function.
16185 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16186 instead of word_mode.
16187 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16188 (TARGET_INITIALIZER): Use it.
16190 * c-common.c (handle_mode_attribute): Support "unwind_word"
16192 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16194 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16195 word_mode to access SjLj_Function_Context member "data".
16196 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16197 conversion from targetm.eh_return_filter_mode () to
16198 targetm.unwind_word_mode () if they differ.
16200 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16201 (BT_FN_UNWINDWORD_PTR): New function type.
16202 (BT_FN_WORD_PTR): Remove.
16203 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16204 * except.c (expand_builtin_extend_pointer): Convert pointer to
16205 targetm.unwind_word_mode () instead of word_mode.
16207 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16208 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16209 (spu_unwind_word_mode): New function.
16210 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16211 (TARGET_UNWIND_WORD_MODE): Define.
16212 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16214 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16216 * config/spu/spu.c (reg_align): Remove.
16217 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16218 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16219 (spu_split_store): Likewise.
16221 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16223 * gcc/tree-vn.c: Fix typo in comment.
16225 2008-06-18 Jan Hubicka <jh@suse.cz>
16227 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16228 toplevel reorder too.
16230 2008-06-18 Jan Hubicka <jh@suse.cz>
16232 * c-opts.c (c_common_post_options): PCH is not compatible with
16234 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16235 -fno-toplevel-reorder by default now.
16237 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16239 PR documentation/30739
16240 * doc/install.texi (Prerequisites): Document dependency on awk.
16242 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16243 Ian Lance Taylor <iant@google.com>
16245 PR rtl-optimization/35604
16246 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16247 only want to change jump destinations, not eventual label comparisons.
16249 2008-06-16 Jan Hubicka <jh@suse.cz>
16251 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16253 (cgraph_analyze_function): Likewise.
16255 2008-06-16 Jan Hubicka <jh@suse.cz>
16257 * cgraph.h (cgraph_mark_if_needed): New function.
16258 * cgraphunit.c (cgraph_mark_if_needed): New function.
16259 * c-decl.c (duplicate_decl): Use it.
16261 2008-06-16 Jan Hubicka <jh@suse.cz>
16263 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16266 2008-06-16 Jan Hubicka <jh@suse.cz>
16268 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16270 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16271 Kazu Hirata <kazu@codesourcery.com>
16272 Maxim Kuvyrkov <maxim@codesourcery.com
16274 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16275 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16276 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16277 EXTRA_SPEC_FUNCTIONS.
16278 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16279 (DRIVER_SELF_SPECS): Adjust.
16280 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16281 * config/mips/st.h, config/mips/t-st: New.
16282 * config/mips/driver-native.c, config/mips/x-native: New.
16283 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16286 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16288 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16290 (ISA_HAS_FP_CONDMOVE): New macro.
16291 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16292 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16293 (ISA_HAS_NMADD3_NMSUB3): New macro.
16294 * config/mips/mips.c (mips_rtx_costs): Update.
16295 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16296 compiling for ST Loongson 2E/2F.
16297 (madd<mode>): Rename to madd4<mode>. Update.
16298 (madd3<mode>): New pattern.
16299 (msub<mode>): Rename to msub4<mode>. Update.
16300 (msub3<mode>): New pattern.
16301 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16302 (nmadd3<mode>): New pattern.
16303 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16304 (nmadd3<mode>_fastmath): New pattern.
16305 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16306 (nmsub3<mode>): New pattern.
16307 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16308 (nmsub3<mode>_fastmath): New pattern.
16309 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16311 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16313 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16314 (DF_REF_INSN_INFO): New.
16315 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16316 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16317 with a NULL DF_REF_INSN_INFO.
16318 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16320 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16321 DF_INSN_INFO_EQ_USES): New.
16322 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16323 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16324 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16325 * df-core.c: Update comment for above changes.
16326 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16327 DF_INSN_UID_* macros.
16328 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16329 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16330 insn rtx. Update all callers.
16331 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16332 df_ref_create_structure, df_insn_refs_collect): Likewise.
16333 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16334 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16335 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16336 macros to access the insn refs.
16337 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16338 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16339 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16340 for accessing the refs.
16341 (try_fwprop_subst): Likewise.
16342 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16343 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16344 for accessing the refs.
16345 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16346 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16347 to look at the insn refs.
16348 (record_uses): Likewise.
16349 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16351 (mark_artificial_uses): Don't mark_insn for artificial refs.
16352 (mark_reg_rependencies): Likewise.
16354 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16356 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16358 * configure: Regenerate.
16360 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16362 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16363 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16364 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16366 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16368 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16370 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16372 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16374 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16375 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16376 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16378 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16380 * tree-ssa-sccvn.c: Fix format of comments.
16382 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16384 * cgraph.c: Remove unneeded forward declarations of eq_node()
16387 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16389 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16391 (see_update_relevancy): Likewise.
16392 * fwprop.c (try_fwprop_subst): Likewise.
16393 * rtlanal.c (noop_move_p): Likewise.
16394 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16395 notes to non-existing libcall blocks.
16396 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16398 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16399 (dead_libcall_p): Remove.
16400 (delete_trivially_dead_insns): Don't use it.
16401 * web.c (union_defs): Remove comment about keeping nops.
16402 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16403 (compute_hash_table_work): Don't track libcall notes.
16404 (do_local_cprop): Don't take libcall pointers. Don't update
16406 (adjust_libcall_notes): Deleted.
16407 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16408 ever have existed in the first place).
16409 (replace_store_insn): Don't try to remove libcall notes.
16410 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16411 (resolve_reg_notes): Don't call them.
16412 (resolve_simple_move): Likewise.
16413 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16414 Don't remove REG_RETVAL notes.
16415 * emit-rtl.c (try_split): Don't update libcall notes.
16416 (emit_copy_of_insn_after): Dito.
16417 * cselib.c (cselib_current_insn_in_libcall): Remove.
16418 (cselib_process_insn): Don't set/clear it.
16419 (new_elt_loc_list): Don't record it.
16420 (cselib_init): Don't initialize it.
16421 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16422 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16424 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16425 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16426 (init_deps): Don't initialize it.
16427 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16428 * combine.c (delete_noop_moves): Don't update libcall notes.
16429 (can_combine_p): Remove now pointless #if 0 block.
16430 (try_combine): Remove another obsolete #if 0 block.
16431 (distribute_notes): Don't distribute libcall notes.
16432 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16433 * dce.c (libcall_dead_p): Remove.
16434 (delete_unmarked_insns): Don't handle libcall blocks.
16435 (preserve_libcall_for_dce): Remove.
16436 (prescan_insns_for_dce): Don't special-case libcall block insns.
16437 * reload1 (reload): Don't handle libcall notes.
16438 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16441 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16443 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16444 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16445 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16447 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16449 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16450 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16451 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16453 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16455 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16457 2008-06-16 Ira Rosen <irar@il.ibm.com>
16459 PR tree-optimization/36493
16460 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16461 the arguments list. Use VECTYPE to create vector pointer.
16462 (vectorizable_store): Fail if accesses through a pointer to vectype
16463 do not alias the original memory reference operands.
16464 Call vect_create_data_ref_ptr without the removed argument.
16465 (vectorizable_load): Likewise.
16466 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16469 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16472 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16473 reg_equiv_constant.
16475 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16477 * config/mips/loongson2ef.md: New file.
16478 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16479 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16480 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16481 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16482 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16484 (loongson2ef.md): New include.
16485 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16486 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16487 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16488 (loongson_gt_<mode>, loongson_extract_halfword)
16489 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16490 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16491 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16492 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16493 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16494 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16495 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16496 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16497 (vec_interleave_low<mode>): Define type attribute.
16498 * config/mips/mips.c (mips_ls2): New static variable.
16499 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16500 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16501 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16502 Implement target scheduling hooks.
16503 (mips_multipass_dfa_lookahead): Update to handle tuning for
16505 (mips_sched_init): Initialize data for Loongson scheduling.
16506 (mips_ls2_variable_issue): New static function.
16507 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16509 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16510 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16511 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16512 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16513 Handle ST Loongson 2E/2F cores.
16514 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16516 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16518 * omp-low.c (extract_omp_for_data): Fix comment typo.
16521 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16523 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16524 FIXME note about gcc/config.guess.
16525 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16526 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16527 * doc/cppopts.texi: Likewise.
16528 * doc/extend.texi: Likewise.
16529 * doc/gcc.texi: Likewise.
16530 * doc/gccint.texi: Likewise.
16531 * doc/gcov.texi: Likewise.
16532 * doc/gty.texi: Likewise.
16533 * doc/hostconfig.texi: Likewise.
16534 * doc/install.texi: Likewise.
16535 * doc/invoke.texi: Likewise.
16536 * doc/loop.texi: Likewise.
16537 * doc/makefile.texi: Likewise.
16538 * doc/md.texi: Likewise.
16539 * doc/passes.texi: Likewise.
16540 * doc/tm.texi: Likewise.
16541 * doc/tree-ssa.texi: Likewise.
16542 * doc/trouble.texi: Likewise.
16544 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16545 Nathan Sidwell <nathan@codesourcery.com>
16546 Maxim Kuvyrkov <maxim@codesourcery.com>
16547 Richard Sandiford <rdsandiford@googlemail.com>
16549 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16550 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16551 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16553 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16554 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16555 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16557 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16558 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16559 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16560 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16561 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16562 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16563 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16564 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16565 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16566 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16567 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16568 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16569 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16570 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16571 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16572 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16573 (mips_builtins): Add Loongson builtins.
16574 (mips_loongson_2ef_bdesc): New.
16575 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16576 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16577 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16578 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16580 (mips_expand_vector_init): New.
16581 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16582 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16584 * config/mips/mips.md: Add unspec numbers for Loongson
16585 builtins. Include loongson.md.
16586 (MOVE64): Include Loongson vector modes.
16587 (SPLITF): Include Loongson vector modes.
16588 (HALFMODE): Handle Loongson vector modes.
16589 * config/mips/loongson.md: New.
16590 * config/mips/loongson.h: New.
16591 * config.gcc: Add loongson.h header for mips*-*-* targets.
16592 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16594 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16596 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16597 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16598 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16599 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16600 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16601 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16602 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16603 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16604 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16605 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16606 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16607 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16608 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16609 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16610 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16611 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16612 Remove use_fixproto=yes.
16613 (ia64*-*-hpux*): Remove comment about using fixproto.
16614 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16616 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16618 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16620 * configure: Regenerate.
16622 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16624 PR middle-end/36520
16625 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16626 before evaluating it.
16628 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16631 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16632 nested inline functions.
16633 (start_decl, start_function): Don't invert DECL_EXTERNAL
16634 for nested inline functions.
16636 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16638 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16639 splits that must be made for correctness.
16641 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16643 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16644 (AVAIL_NON_MIPS16): Likewise.
16645 (mips_builtin_description): Replace target_flags with a predicate.
16646 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16647 (dspr2_32): New availability predicates.
16648 (MIPS_BUILTIN): New macro.
16649 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16650 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16651 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16652 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16653 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16654 (mips_dsp_32only_bdesc): Merge into...
16655 (mips_builtins): ...this new array.
16656 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16657 (mips_init_builtins): Update after above changes.
16658 (mips_expand_builtin_1): Merge into...
16659 (mips_expand_builtin): ...here and update after above changes.
16661 2008-06-12 Paul Brook <paul@codesourcery.com>
16663 * longlong.h (__arm__): Define count_leading_zeros.
16664 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16665 (clzsi2, clzdi2): New functions.
16666 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16667 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16668 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16669 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16670 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16671 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16672 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16673 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16674 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16675 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16677 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16679 * config/m68k/m68k.c (m68k_tune_flags): New.
16680 (override_options): Compute m68k_tune_flags.
16681 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16682 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16684 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16686 PR middle-end/36506
16687 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16689 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16691 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16692 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16694 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16696 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16697 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16699 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16701 PR middle-end/36506
16702 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16705 2008-06-12 Richard Guenther <rguenther@suse.de>
16707 PR tree-optimization/36345
16708 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16709 add memory_tag_needed flag.
16710 (may_alias_p): Declare.
16711 * tree-ssa-alias.c (may_alias_p): Export.
16712 (set_initial_properties): Use memory_tag_needed flag.
16713 (update_reference_counts): Likewise.
16714 (reset_alias_info): Reset memory_tag_needed flag.
16715 (create_name_tags): Check memory_tag_needed flag.
16716 (dump_points_to_info_for): Dump it.
16717 * tree-ssa-structalias.c (struct variable_info): Remove
16718 directly_dereferenced flag.
16719 (new_var_info): Do not initialize it.
16720 (process_constraint_1): Do not set it.
16721 (update_alias_info): Set is_dereferenced flag.
16722 (set_uids_in_ptset): Use may_alias_p.
16723 (set_used_smts): Check memory_tag_needed flag.
16724 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16725 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16726 memory_tag_needed flag.
16727 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16728 from broken design.
16730 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16732 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16733 red zone for w64 abi.
16734 (ix86_expand_prologue): Likewise.
16735 (ix86_force_to_memory): Likewise.
16736 (ix86_free_from_memory): Likewise.
16738 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16741 * config/rs6000/rs6000.c (rs6000_override_options): Set
16742 rs6000_isel conditionally to the absence of comand line override.
16743 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16744 Remove duplicate rs6000_isel setting.
16745 * config/rs6000/eabispe.h: Ditto.
16747 2008-06-11 Richard Guenther <rguenther@suse.de>
16749 * alias.c (get_alias_set): Use the element alias-set for arrays.
16750 (record_component_aliases): For arrays and vectors do nothing.
16751 * c-common.c (strict_aliasing_warning): Handle the cases
16752 of alias set zero explicitly.
16753 * Makefile.in (dfp.o-warn): Add -Wno-error.
16755 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16757 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16759 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16760 tune_32 tune_64 to supported_defaults. Allow values not
16761 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16762 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16763 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16764 with_cpu_64 to generic for 64-bit-supporting configurations, not
16765 with_cpu. Remove FIXMEs.
16766 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16767 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16768 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16769 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16770 arch_32 and arch_64.
16772 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16773 Olivier Hainque <hainque@adacore.com>
16775 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16776 Use DECL_SIZE_UNIT to retrieve the size of the field.
16778 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16780 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16781 with function calls after declarations. Lay out
16782 neon_float_type_node before further use.
16784 2008-06-11 Richard Guenther <rguenther@suse.de>
16786 * tree-flow.h (may_point_to_global_var): Declare.
16787 * tree-ssa-alias.c (may_point_to_global_var): New function.
16788 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16790 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16792 * configure.ac: Teach that fido supports .debug_line.
16793 * configure: Regenerate.
16795 2008-06-10 Tom Tromey <tromey@redhat.com>
16797 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16800 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16802 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16803 (encode_decimal64, decode_decimal64, encode_decimal128,
16804 decode_decimal128): Reverse order of 32-bit parts of value if host
16805 and target endianness differ.
16807 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16809 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16810 Avoid division by 0.
16811 (tree_mod_pow2_value_transform): Likewise.
16812 (tree_ic_transform): Likewise.
16813 (tree_stringops_transform): Likewise.
16814 (tree_mod_subtract_transform): Likewise.
16815 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16816 (copy_edges_for_bb): Likewise.
16817 (initialize_cfun): Likewise.
16819 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16821 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16822 nonmemory_operand. Add "N" operand constraint.
16824 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16825 (*jcc_btsi_mask): Ditto.
16826 (*jcc_btsi_mask_1): Ditto.
16828 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16830 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16831 TYPE_CANONICAL for copied element type.
16833 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16836 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16837 Add m_CORE2 and m_GENERIC.
16838 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16839 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16841 (*jcc_btdi_rex64): New instruction and split pattern.
16842 (*jcc_btsi): Ditto.
16843 (*jcc_btsi_1): Ditto.
16844 (*btsq): Fix Intel asm dialect operand order.
16848 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16850 PR middle-end/36447
16851 * simplify-rtx.c (simplify_subreg): Add check for shift count
16854 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16856 * doc/md.texi: Synchronize with later constraints.md change.
16857 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16858 with a C implementation.
16859 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16861 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16862 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16863 when moving to and from MD_REGNUM.
16864 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16865 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16866 Handle byte and halfword moves.
16867 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16869 * config/mips/constraints.md (h): Turn into NO_REGS.
16870 (l, x): Update documentation.
16871 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16872 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16873 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16874 (HILO): New mode iterator.
16876 (any_div): New code iterator.
16877 (u): Extend code attribute to div and udiv.
16878 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16879 d_operand in the splitters. Remove redundant CONST_INT checks.
16880 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16881 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16882 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16883 accordingly, using normal moves instead of unspecs to move LO into
16884 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16885 (<u>mulsidi3): Handle expansion in C code.
16886 (<u>mulsidi3_32bit_internal): Rename to...
16887 (<u>mulsidi3_32bit): ...this.
16888 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16889 (*<u>mulsidi3_64bit): Rename to...
16890 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16891 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16892 to set LO and HI to the multiplication result. Use a normal move
16893 for MFLO and an unspec for MFHI.
16894 (*<u>mulsidi3_64bit_parts): Replace with...
16895 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16896 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16897 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16898 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16899 instead of HI. Split the instruction into a separate multiplication
16900 and MFHI if !TARGET_FIX_R4000.
16901 (<su>muldi3_highpart): Likewise.
16902 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16903 and the "=h" clobber.
16904 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16905 (<u>mulditi3): New expander.
16906 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16907 (madsi): Remove "=h" clobber.
16908 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16909 Force the modulus result to be a GPR and split the instruction into
16910 a division followed by an MFHI after reload.
16911 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16912 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16913 the MIPS16 HIGH define_split.
16914 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16915 of acc<->gpr moves to "multi".
16916 (*movdi_64bit): Replace the single "x" alternative with
16917 alternatives for moving into and out of "a".
16918 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16919 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16920 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16921 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16922 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16923 (movti): New expander.
16924 (*movti, *movti_mips16): New insns.
16925 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16926 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16927 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16928 * config/mips/predicates.md (fpr_operand): Delete.
16929 (d_operand): New predicate.
16931 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16933 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16934 failure on some Bourne shells.
16935 (x86_64-*-*): Ditto.
16937 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16939 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16941 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16943 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16944 (sparc-sun-solaris2*): Likewise.
16946 2008-06-09 Arnaud Charlet <charlet@adacore.com
16948 * doc/install.texi: Update requirements to build the Ada compiler.
16950 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16952 * df-scan.c (struct df_scan_problem_data): Remove the
16953 mw_link_pool alloc pool.
16954 (df_scan_free_internal): Don't free it.
16955 (df_scan_alloc): Don't allocate it.
16956 * df.h (struct df_link): Update comment.
16958 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16960 * except.h: Correct checks for when SJLJ exceptions must be used.
16962 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16967 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16969 PR tree-optimization/36218
16970 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16971 configure for the build system.
16972 (BUILD_LDFLAGS): Define.
16973 * configure: Regenerate.
16974 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16976 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16979 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16980 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16981 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16983 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16985 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16987 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16989 * config.gcc (Obsolete configurations): Remove list of
16991 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16992 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16993 targets matched by those patterns.
16994 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16995 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16996 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16997 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16998 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16999 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
17000 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
17001 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
17002 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
17003 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
17004 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
17005 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
17006 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
17007 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
17008 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
17009 Make code for Solaris 7 and greater unconditional for Solaris.
17010 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
17011 Remove --with-* handling.
17012 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17013 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17014 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17015 LINK_OS_WINDISS_SPEC): Remove.
17016 * config/rs6000/sysv4.opt (mwindiss): Remove.
17017 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17018 * configure: Regenerate.
17019 * doc/cpp.texi: Don't mention BeOS.
17020 * doc/extend.texi (interrupt): Don't mention MS1.
17021 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17022 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17023 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17024 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17025 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17027 * doc/invoke.texi (MT Options): Remove.
17028 (-mwindiss): Remove.
17029 (CRIS Options): Remove cris-axis-aout references.
17030 (HPPA Options): Don't mention hppa1.1-*-pro.
17031 * doc/md.texi (MorphoTech family): Remove.
17032 * libgcc2.c: Don't handle UWIN.
17033 * config/alpha/t-unicosmk: Remove.
17034 * config/alpha/unicosmk.h: Remove.
17035 * config/arm/kaos-arm.h: Remove.
17036 * config/arm/kaos-strongarm.h: Remove.
17037 * config/arm/strongarm-coff.h: Remove.
17038 * config/arm/strongarm-elf.h: Remove.
17039 * config/arm/strongarm-pe.h: Remove.
17040 * config/arm/t-strongarm-pe: Remove.
17041 * config/arm/t-xscale-coff: Remove.
17042 * config/arm/t-xscale-elf: Remove.
17043 * config/arm/xscale-coff.h: Remove.
17044 * config/arm/xscale-elf.h: Remove.
17045 * config/chorus.h: Remove.
17046 * config/cris/aout.h: Remove.
17047 * config/cris/aout.opt: Remove.
17048 * config/cris/t-aout: Remove.
17049 * config/i386/beos-elf.h: Remove.
17050 * config/i386/kaos-i386.h: Remove.
17051 * config/i386/ptx4-i.h: Remove.
17052 * config/i386/sco5.h: Remove.
17053 * config/i386/sco5.opt: Remove.
17054 * config/i386/sysv4-cpp.h: Remove.
17055 * config/i386/sysv5.h: Remove.
17056 * config/i386/t-beos: Remove.
17057 * config/i386/t-sco5: Remove.
17058 * config/i386/t-uwin: Remove.
17059 * config/i386/uwin.asm: Remove.
17060 * config/i386/uwin.h: Remove.
17061 * config/kaos.h: Remove.
17062 * config/mips/windiss.h: Remove.
17063 * config/mt: Remove directory.
17064 * config/pa/pa-osf.h: Remove.
17065 * config/pa/pa-pro-end.h: Remove.
17066 * config/pa/t-pro: Remove.
17067 * config/ptx4.h: Remove.
17068 * config/rs6000/beos.h: Remove.
17069 * config/rs6000/kaos-ppc.h: Remove.
17070 * config/rs6000/t-beos: Remove.
17071 * config/rs6000/windiss.h: Remove.
17072 * config/sh/kaos-sh.h: Remove.
17073 * config/sol2-6.h: Remove.
17074 * config/sparc/sol26-sld.h: Remove.
17075 * config/sparc/sysv4-only.h: Remove.
17076 * config/vax/bsd.h: Remove.
17077 * config/vax/t-memfuncs: Remove.
17078 * config/vax/ultrix.h: Remove.
17079 * config/vax/vaxv.h: Remove.
17080 * config/windiss.h: Remove.
17082 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17084 PR rtl-optimization/36438
17085 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17086 for vector shifts with constant scalar shift operands.
17088 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17090 * doc/invoke.texi: Document -march=xlr.
17091 * config/mips/xlr.md: New file.
17092 * config/mips/mips.md: Include it.
17094 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17095 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17096 (mips_rtx_cost_data): Likewise.
17098 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17100 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17101 PRE_INC and PRE_DEC cases.
17103 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17105 PR rtl-optimization/36419
17106 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17107 the emitting jump insn.
17110 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17111 is not bool, boolify the whole *expr_p and convert to the desired type.
17113 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17115 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17116 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17117 Add omp_private_outer_ref hook, add another argument to
17118 omp_clause_default_ctor hook.
17119 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17120 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17121 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17122 hook_tree_tree_tree_tree_null.
17123 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17124 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17125 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17126 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17127 * tree.def (OMP_TASK): New tree code.
17128 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17129 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17130 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17131 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17132 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17133 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17134 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17135 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17136 (OMP_DIRECTIVE_P): Add OMP_TASK.
17137 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17138 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17139 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17140 and OMP_CLAUSE_UNTIED entries.
17141 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17143 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17144 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17145 * tree-pretty-print.c (dump_omp_clause): Handle
17146 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17147 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17148 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17149 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17150 warning about unsigned iterators. Change decl/init/cond/incr
17151 arguments to TREE_VECs, check arguments for all collapsed loops.
17152 (c_finish_omp_taskwait): New function.
17153 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17155 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17156 default_function_array_conversion on init. Add par_clauses argument.
17157 If decl is present in parallel's lastprivate clause, change it to
17158 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17159 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17160 collapse count in clauses.
17161 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17162 c_parser_omp_for_loop callers.
17163 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17164 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17165 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17166 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17168 (c_parser_omp_clause_schedule): Handle schedule(auto).
17169 Include correct location in the error message.
17170 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17171 and PRAGMA_OMP_CLAUSE_UNTIED.
17172 (OMP_TASK_CLAUSE_MASK): Define.
17173 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17174 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17175 * tree-nested.c (convert_nonlocal_omp_clauses,
17176 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17177 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17178 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17179 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17181 (conver_nonlocal_reference, convert_local_reference,
17182 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17183 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17184 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17185 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17186 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17187 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17188 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17189 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17190 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17192 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17193 * c-common.h (c_finish_omp_taskwait): New prototype.
17194 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17195 * tree-parloops.c (create_parallel_loop): Create 1 entry
17196 vectors for OMP_FOR_{INIT,COND,INCR}.
17197 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17198 (make_edges): Handle OMP_TASK.
17199 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17200 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17201 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17202 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17203 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17204 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17205 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17206 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17207 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17208 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17209 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17210 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17211 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17212 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17213 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17214 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17216 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17217 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17218 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17219 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17220 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17221 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17222 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17224 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17225 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17226 original iterator is present in lastprivate clause or if
17227 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17228 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17229 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17230 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17231 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17232 if it is set, lookup var in outer contexts too. Handle
17233 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17234 to be implicitly determined firstprivate for task regions.
17235 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17236 if it is set, lookup var in outer contexts too. Set
17237 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17238 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17239 OMP_CLAUSE_UNTIED. Take region_type as last argument
17240 instead of in_parallel and in_combined_parallel.
17241 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17243 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17244 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17245 (new_omp_context): Set default_kind to
17246 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17247 (omp_region_type): New enum.
17248 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17249 fields, add region_type.
17250 (new_omp_context): Take region_type as argument instead of is_parallel
17251 and is_combined_parallel.
17252 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17253 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17254 ctx->is_combined_parallel checks.
17255 (gimplify_omp_task): New function.
17256 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17258 * omp-low.c (extract_omp_for_data): Use schedule(static)
17259 for schedule(auto). Handle pointer and unsigned iterators.
17260 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17261 Add loops argument. Extract data for collapsed OMP_FOR loops.
17262 (expand_parallel_call): Assert sched_kind isn't auto,
17263 map runtime schedule to index 3.
17264 (struct omp_for_data_loop): New type.
17265 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17266 Add loop, loops, collapse and iter_type fields.
17267 (workshare_safe_to_combine_p): Disallow combined for if
17268 iter_type is unsigned long long. Don't combine collapse > 1 loops
17269 unless all bounds and steps are constant. Adjust extract_omp_for_data
17271 (expand_omp_for_generic): Handle pointer, unsigned and long long
17272 iterators. Handle collapsed OMP_FOR loops. Adjust
17273 for struct omp_for_data changes. If libgomp function doesn't return
17274 boolean_type_node, add comparison of the return value with 0.
17275 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17276 pointer, unsigned and long long iterators. Adjust for struct
17277 omp_for_data changes.
17278 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17279 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17280 unsigned long long. Allocate loops array, pass it to
17281 extract_omp_for_data. For collapse > 1 loops use always
17282 expand_omp_for_generic.
17283 (omp_context): Add sfield_map and srecord_type fields.
17284 (is_task_ctx, lookup_sfield): New functions.
17285 (use_pointer_for_field): Use is_task_ctx helper. Change first
17286 argument's type from const_tree to tree. Clarify comment.
17287 In OMP_TASK disallow copy-in/out sharing.
17288 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17289 (install_var_field): Add mask argument. Populate both record_type
17290 and srecord_type if needed.
17291 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17293 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17294 and DECL_FIELD_OFFSET.
17295 (scan_sharing_clauses): Adjust install_var_field callers. For
17296 firstprivate clauses on explicit tasks allocate the var by value in
17297 record_type unconditionally, rather than by reference.
17298 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17299 Use is_taskreg_ctx instead of is_parallel_ctx.
17300 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17301 (create_omp_child_function_name): Add task_copy argument, use
17302 *_omp_cpyfn* names if it is true.
17303 (create_omp_child_function): Add task_copy argument, if true create
17304 *_omp_cpyfn* helper function.
17305 (scan_omp_parallel): Adjust create_omp_child_function callers.
17306 Rename parallel_nesting_level to taskreg_nesting_level.
17307 (scan_omp_task): New function.
17308 (lower_rec_input_clauses): Don't run constructors for firstprivate
17309 explicit task vars which are initialized by *_omp_cpyfn*.
17310 Pass outer var ref to omp_clause_default_ctor hook if
17311 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17312 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17313 OMP_CLAUSE_REDUCTION_INIT.
17314 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17315 avoid duplicate setting of fields. Handle
17316 OMP_CLAUSE_PRIVATE_OUTER_REF.
17317 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17318 copy-out if TREE_READONLY, only copy-in.
17319 (expand_task_copyfn): New function.
17320 (expand_task_call): New function.
17321 (struct omp_taskcopy_context): New type.
17322 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17324 (lower_omp_parallel): Rename to...
17325 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17326 Call create_task_copyfn if srecord_type is needed. Adjust
17328 (task_shared_vars): New variable.
17329 (check_omp_nesting_restrictions): Warn if work-sharing,
17330 barrier, master or ordered region is closely nested inside OMP_TASK.
17331 Add warnings for barrier if closely nested inside of work-sharing,
17332 ordered, or master region.
17333 (scan_omp_1): Call check_omp_nesting_restrictions even for
17334 GOMP_barrier calls. Rename parallel_nesting_level to
17335 taskreg_nesting_level. Handle OMP_TASK.
17336 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17337 work-sharing construct, continue looking for them on parent parallel
17339 (lower_omp_for_lastprivate): Add lastprivate clauses
17340 to the beginning of dlist rather than end. Adjust for struct
17341 omp_for_data changes.
17342 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17343 not after it. Handle collapsed OMP_FOR loops, adjust for
17344 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17345 (get_ws_args_for): Adjust extract_omp_for_data caller.
17346 (scan_omp_for): Handle collapsed OMP_FOR
17347 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17348 (lower_omp_single_simple): If libgomp function doesn't return
17349 boolean_type_node, add comparison of the return value with 0.
17350 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17351 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17352 (parallel_nesting_level): Rename to...
17353 (taskreg_nesting_level): ... this.
17354 (is_taskreg_ctx): New function.
17355 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17356 of is_parallel_ctx.
17357 (execute_lower_omp): Rename parallel_nesting_level to
17358 taskreg_nesting_level.
17359 (expand_omp_parallel): Rename to...
17360 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17361 Call omp_task_call for OMP_TASK regions.
17362 (expand_omp): Adjust caller, handle OMP_TASK.
17363 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17365 * bitmap.c (bitmap_default_obstack_depth): New variable.
17366 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17367 if argument is NULL and bitmap_default_obstack is already initialized.
17368 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17370 * matrix-reorg.c (matrix_reorg): Likewise.
17372 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17374 * config/i386/i386.md (*indirect_jump): Macroize using P
17375 mode iterator. Remove !TARGET_64BIT from insn constraints.
17376 (*tablejump_1): Ditto.
17377 (*indirect_jump_rex64): Remove insn pattern.
17378 (*tablejump_1_rex64): Ditto.
17379 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17380 and eh_return_si insn patterns.
17382 2008-06-06 Richard Guenther <rguenther@suse.de>
17384 * tree-ssa-structalias.c (merge_smts_into): Remove.
17385 (find_what_p_points_to): Do not bother to compute the
17386 points-to set for pt_anything pointers.
17387 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17388 for pt_anything pointers is ok.
17390 2008-06-06 Jan Hubicka <jh@suse.cz>
17392 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17394 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17396 * cgraph.c: Fix typos in comments.
17397 (cgraph_availability_names): Fix string typo.
17398 * fold-const.c: Fix typos in comments.
17399 (fold_binary): Fix typo in warning.
17400 * genautomata.c: Fix typos in comments.
17401 (check_presence_pattern_sets): Fix typo in local variable.
17402 (output_description): Fix typo in output.
17403 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17404 * hwint.h: Likewise.
17405 * matrix-reorg.c (check_allocation_function): Likewise.
17406 * omega.c (smooth_weird_equations): Likewise.
17407 * auto-inc-dec.c: Fix typos in comments.
17408 * bb-reorder.c: Likewise.
17409 * builtins.c: Likewise.
17410 * c-common.c: Likewise.
17411 * c-cppbuiltin.c: Likewise.
17412 * c-parser.c: Likewise.
17413 * c-pretty-print.c: Likewise.
17414 * cfgcleanup.c: Likewise.
17415 * cfgexpand.c: Likewise.
17416 * cfghooks.c: Likewise.
17417 * cfglayout.c: Likewise.
17418 * cfgloopmanip.c: Likewise.
17419 * cgraphunit.c: Likewise.
17420 * coverage.c: Likewise.
17421 * dbxout.c: Likewise.
17422 * df-byte-scan.c: Likewise.
17423 * df-core.c: Likewise.
17424 * df-problems.c: Likewise.
17425 * df-scan.c: Likewise.
17427 * dominance.c: Likewise.
17428 * domwalk.c: Likewise.
17430 * dwarf2out.c: Likewise.
17431 * emit-rtl.c: Likewise.
17432 * et-forest.c: Likewise.
17433 * function.c: Likewise.
17434 * function.h: Likewise.
17436 * gcov-io.c: Likewise.
17437 * gcov.c: Likewise.
17438 * gcse.c: Likewise.
17439 * genattrtab.c: Likewise.
17440 * ggc-page.c: Likewise.
17441 * gimplify.c: Likewise.
17442 * gthr-lynx.h: Likewise.
17443 * haifa-sched.c: Likewise.
17444 * ipa-cp.c: Likewise.
17445 * ipa-inline.c: Likewise.
17446 * ipa-prop.h: Likewise.
17447 * ipa-pure-const.c: Likewise.
17448 * ipa-struct-reorg.c: Likewise.
17449 * ipa-struct-reorg.h: Likewise.
17450 * ipa-type-escape.c: Likewise.
17452 * loop-doloop.c: Likewise.
17453 * mips-tfile.c: Likewise.
17454 * mkmap-flat.awk: Likewise.
17455 * mkmap-symver.awk: Likewise.
17456 * modulo-sched.c: Likewise.
17457 * omp-low.c: Likewise.
17458 * optabs.c: Likewise.
17459 * optabs.h: Likewise.
17460 * opts.c: Likewise.
17461 * passes.c: Likewise.
17462 * postreload-gcse.c: Likewise.
17463 * postreload.c: Likewise.
17464 * predict.c: Likewise.
17465 * pretty-print.h: Likewise.
17466 * profile.c: Likewise.
17467 * protoize.c: Likewise.
17468 * ra-conflict.c: Likewise.
17469 * real.c: Likewise.
17470 * recog.c: Likewise.
17471 * regclass.c: Likewise.
17472 * regs.h: Likewise.
17473 * reload.c: Likewise.
17474 * rtl-error.c: Likewise.
17475 * rtlanal.c: Likewise.
17476 * scan.h: Likewise.
17477 * sched-rgn.c: Likewise.
17479 * stmt.c: Likewise.
17480 * target.h: Likewise.
17481 * tree-dfa.c: Likewise.
17482 * tree-eh.c: Likewise.
17483 * tree-flow-inline.h: Likewise.
17484 * tree-inline.c: Likewise.
17485 * tree-into-ssa.c: Likewise.
17486 * tree-loop-distribution.c: Likewise.
17487 * tree-nested.c: Likewise.
17488 * tree-parloops.c: Likewise.
17489 * tree-pass.h: Likewise.
17490 * tree-pretty-print.c: Likewise.
17491 * tree-profile.c: Likewise.
17492 * tree-scalar-evolution.c: Likewise.
17493 * tree-sra.c: Likewise.
17494 * tree-ssa-alias-warnings.c: Likewise.
17495 * tree-ssa-ccp.c: Likewise.
17496 * tree-ssa-coalesce.c: Likewise.
17497 * tree-ssa-dom.c: Likewise.
17498 * tree-ssa-dse.c: Likewise.
17499 * tree-ssa-forwprop.c: Likewise.
17500 * tree-ssa-live.c: Likewise.
17501 * tree-ssa-live.h: Likewise.
17502 * tree-ssa-loop-im.c: Likewise.
17503 * tree-ssa-loop-ivopts.c: Likewise.
17504 * tree-ssa-loop-niter.c: Likewise.
17505 * tree-ssa-loop-prefetch.c: Likewise.
17506 * tree-ssa-phiopt.c: Likewise.
17507 * tree-ssa-phiprop.c: Likewise.
17508 * tree-ssa-sccvn.c: Likewise.
17509 * tree-ssa-ter.c: Likewise.
17510 * tree-ssa-threadupdate.c: Likewise.
17511 * tree-ssa.c: Likewise.
17512 * tree-vect-analyze.c: Likewise.
17513 * tree-vect-transform.c: Likewise.
17514 * tree-vectorizer.c: Likewise.
17515 * tree-vn.c: Likewise.
17516 * tree-vrp.c: Likewise.
17517 * tree.c: Likewise.
17518 * tree.def: Likewise.
17519 * tree.h: Likewise.
17520 * unwind-dw2-fde.c: Likewise.
17521 * unwind.inc: Likewise.
17522 * value-prof.c: Likewise.
17523 * vmsdbgout.c: Likewise.
17525 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17527 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17528 always place FP constants in the TOC for TARGET_POWERPC64.
17529 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17531 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17533 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17534 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17535 enable for TARGET_E500_DOUBLE.
17536 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17537 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17538 floating-point modes like integer modes for E500 double.
17539 (rs6000_legitimate_offset_address_p): Likewise.
17540 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17541 addressing for DDmode for E500 double.
17542 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17543 modes as using 64-bits of registers for E500 double.
17544 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17545 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17546 specially for E500 double.
17547 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17548 TDmode for E500 double.
17549 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17550 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17551 (rs6000_split_multireg_move): Do not handle TDmode specially for
17553 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17554 using 64-bit registers for E500 double.
17555 (emit_frame_save): Do not handle DDmode specially for E500 double.
17556 (gen_frame_mem_offset): Likewise.
17557 (rs6000_function_value): Do not call spe_build_register_parallel
17558 for DDmode or TDmode.
17559 (rs6000_libcall_value): Likewise.
17560 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17561 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17564 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17566 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17569 2008-06-04 Junjie Gu <jgu@tensilica.com>
17571 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17572 comparison for frame pointers.
17574 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17577 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17579 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17582 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17583 register is already smaller or equal to required mode.
17585 2008-06-04 Xinliang David Li <davidxl@google.com>
17587 * tree-call-cdce.c: New file.
17588 (cond_dead_built_in_calls): New static variable.
17589 (input_domain): New struct.
17590 (check_pow): New function.
17591 (check_builtin_call): Ditto.
17592 (check_target_format): Ditto.
17593 (is_call_dce_candidate): Ditto.
17594 (gen_one_condition): Ditto.
17595 (gen_conditions_for_domain): Ditto.
17596 (get_domain): Ditto.
17597 (gen_conditions_for_pow_cst_base): Ditto.
17598 (gen_conditions_for_pow_int_base): Ditto.
17599 (gen_conditions_for_pow): Ditto.
17600 (get_no_error_domain): Ditto.
17601 (gen_shrink_wrap_conditions): Ditto.
17602 (shrink_wrap_one_built_in_call): Ditto.
17603 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17604 (tree_call_cdce): Ditto.
17605 (gate_call_cdce): Ditto.
17606 (pass_call_cdce): New gimple pass.
17607 * passes.c (init_optimization_passes): New pass.
17608 * tree-pass.h: New pass declaration.
17609 * opts.c (decode_options): New flag setting.
17610 * common.opt: Add -ftree-builtin-call-dce flag.
17611 * Makefile.in: Add new source file.
17612 * tempvar.def: New tv_id.
17613 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17615 2008-06-04 Richard Guenther <rguenther@suse.de>
17617 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17618 (is_call_clobbered): Always check var_ann->call_clobbered.
17619 (mark_call_clobbered): Always set var_ann->call_clobbered.
17620 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17621 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17622 (reset_alias_info): Clear call clobbering info on MTAGs and
17624 (set_pt_anything): Set pt_global_mem.
17625 (create_tag_raw): Adjust comment.
17626 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17628 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17629 Maxim Kuvyrkov <maxim@codesourcery.com>
17631 * config/m68k/m68k.opt (mxgot): New option.
17632 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17633 (m68k_output_addr_const_extra): New.
17634 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17635 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17636 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17637 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17639 2008-06-04 Richard Guenther <rguenther@suse.de>
17641 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17642 negative or non-representable offsets.
17644 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17646 * config/i386/i386.c (ix86_gen_leave): New.
17647 (ix86_gen_pop1): Likewise.
17648 (ix86_gen_add3): Likewise.
17649 (ix86_gen_sub3): Likewise.
17650 (ix86_gen_sub3_carry): Likewise.
17651 (ix86_gen_one_cmpl2): Likewise.
17652 (ix86_gen_monitor): Likewise.
17653 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17654 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17655 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17656 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17657 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17658 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17659 (ix86_expand_epilogue): Updated.
17660 (print_operand): Handle integer register operand for 'z'.
17661 (ix86_expand_strlensi_unroll_1): Likewise.
17662 (ix86_expand_strlen): Likewise.
17663 (ix86_expand_builtin): Likewise.
17664 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17665 mov{q}/mov{l} and add{q}/add{l}.
17667 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17669 * config/i386/i386.md (P): New mode iterator.
17670 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17671 using P mode iterator.
17672 (DFmode push_operand splitter): Ditto.
17673 (XFmode push_operand splitter): Ditto.
17674 (DFmode float_extend SFmode push_operand splitter): Ditto.
17675 (XFmode float_extend SFmode push_operand splitter): Do not generate
17676 SImode pushes for 64bit target. Macroize Dimode and SImode
17677 pushes using P mode iterator.
17678 (XFmode float_extend DFmode push_operand splitter): Ditto.
17680 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17682 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17683 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17684 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17685 return type to int.
17686 (ix86_call_abi_override): Remove check for call_used_regs.
17688 2008-06-03 Richard Guenther <rguenther@suse.de>
17690 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17691 for the lhs of calls if the return type contains pointers.
17693 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17695 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17696 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17697 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17698 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17699 of cfun and DEFAULT_ABI to deceide abi mode.
17700 (DEFAULT_ABI): New.
17701 (REG_PARM_STACK_SPACE): Removed.
17702 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17703 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17704 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17705 (ix86_function_abi): Likewise.
17706 (ix86_function_type_abi): Likewise.
17707 (ix86_call_abi_override): Likewise.
17708 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17709 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17710 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17711 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17713 (X86_64_REGPARM_MAX): New.
17714 (X86_64_SSE_REGPARM_MAX): New.
17715 (X64_REGPARM_MAX): New.
17716 (X64_SSE_REGPARM_MAX): New.
17717 (X86_32_REGPARM_MAX): New.
17718 (X86_32_SSE_REGPARM_MAX): New.
17719 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17720 (ix86_function_regparm): Handle user calling abi.
17721 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17722 by DEFAULT_ABI versus SYSV_ABI check.
17723 (ix86_reg_parm_stack_space): New.
17724 (ix86_function_type_abi): New.
17725 (ix86_call_abi_override): New.
17726 (ix86_function_abi): New.
17727 (ix86_cfun_abi): New.
17728 (init_cumulative_args): Call abi specific initialization.
17729 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17730 (function_arg_64): Extend SSE_REGPARM_MAX check.
17731 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17732 (ix86_pass_by_reference): Likewise.
17733 (ix86_function_value_regno_p): Likewise.
17734 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17735 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17736 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17737 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17738 (setup_incoming_varargs_64): Adjust regparm for call abi.
17739 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17740 (ix86_va_start): Likewise.
17741 (ix86_gimplify_va_arg): Likewise.
17742 (ix86_expand_prologue): Likewise.
17743 (output_pic_addr_const): Likewise.
17744 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17745 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17746 (x86_output_mi_thunk): Likewise.
17747 (x86_function_profiler): Likewise.
17748 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17749 (SYSV_ABI, MS_ABI): New constants.
17750 (DEFAULT_ABI): New.
17751 (init_regs): Add prototype of function in regclass.c file.
17752 (OVERRIDE_ABI_FORMAT): New.
17753 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17754 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17755 (OUTGOING_REG_PARM_STACK_SPACE): New.
17756 (ix86_reg_parm_stack_space): New prototype.
17757 (CUMULATIVE_ARGS): Add call_abi member.
17758 (machine_function): Add call_abi member.
17759 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17760 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17762 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17765 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17766 (avr_builtin_setjmp_frame_value): New function.
17767 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17768 (nonlocal_goto): Define.
17770 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17772 * config/mips/mips.c (mips_emit_loadgp): Return early if
17773 there is nothing do to, otherwise emit a blockage if
17774 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17775 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17777 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17779 * configure.ac: Drop unneeded backslash ending up in config.in.
17780 * acinclude.m4: Likewise.
17781 * config.in: Regenerate.
17783 2008-05-26 Jan Hubicka <jh@suse.cz>
17785 * predict.c (maybe_hot_frequency_p): Break out of...
17786 (maybe_hot_bb_p): ... here.
17787 (maybe_hot_edge_p): New.
17788 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17789 * basic-block.h (maybe_hot_edge_p): Declare.
17791 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17793 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17794 (*cmpfp_<mode>_cc): Ditto.
17795 (*fp_jcc_8<mode>_387): Ditto.
17796 (*fop_<MODEF:mode>_2_i387): Ditto.
17797 (*fop_<MODEF:mode>_3_i387): Ditto.
17798 (*fop_xf_2_i387): Ditto.
17799 (*fop_xf_3_i387): Ditto.
17801 2008-06-02 Tomas Bily <tbily@suse.cz>
17803 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17805 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17807 * config/mips/mips.c (mips_valid_offset_p): New function.
17808 (mips_valid_lo_sum_p): Likewise.
17809 (mips_classify_address): Use them.
17810 (mips_force_address): New function.
17811 (mips_legitimize_address): Use it.
17812 * config/mips/mips.md (MOVE128): New mode iterator.
17813 (movtf): Require TARGET_64BIT. Remove empty strings.
17814 (*movtf_internal): Rename to...
17815 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17816 of "R" and use {,fp}{load,store} attributes instead of "multi".
17817 Use a separate define_split.
17818 (*movtf_mips16): New pattern.
17820 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17822 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17823 * config/mips/mips.c (mips_expand_before_return): New function.
17824 (mips_expand_epilogue): Call it.
17825 * config/mips/mips.md (return): Turn into a define_expand.
17826 (*return): New insn.
17828 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17830 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17831 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17832 functions. Do not emit uses and clobbers of CONCATs; individually
17833 use and clobber their operands.
17834 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17835 gen_clobber, emit_use and gen_use.
17836 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17837 (expand_builtin_return): Likewise.
17838 * cfgbuild.c (count_basic_blocks): Likewise.
17839 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17840 * explow.c (emit_stack_restore): Likewise.
17841 * expmed.c (extract_bit_field_1): Likewise.
17842 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17843 (emit_move_multi_word, store_constructor): Likewise.
17844 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17845 (thread_prologue_and_epilogue_insns): Likewise.
17846 * lower-subreg.c (resolve_simple_move): Likewise.
17847 * optabs.c (widen_operand, expand_binop): Likewise.
17848 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17849 * reload.c (find_reloads): Likewise.
17850 * reload1.c (eliminate_regs_in_insn): Likewise.
17851 * stmt.c (expand_nl_goto_receiver): Likewise.
17852 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17853 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17854 * config/arm/arm.c (arm_load_pic_register): Likewise.
17855 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17856 * config/arm/arm.md (untyped_return): Likewise.
17857 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17858 * config/avr/avr.c (expand_prologue): Likewise.
17859 * config/bfin/bfin.c (do_unlink): Likewise.
17860 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17861 * config/cris/cris.c (cris_expand_prologue): Likewise.
17862 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17863 (machopic_legitimize_pic_address): Likewise.
17864 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17865 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17866 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17867 (ix86_expand_convert_uns_didf_sse): Likewise.
17868 (ix86_expand_vector_init_general): Likewise.
17869 * config/ia64/ia64.md (eh_epilogue): Likewise.
17870 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17871 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17872 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17873 (config/iq2000/iq2000.c): Likewise.
17874 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17875 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17876 (builtin_longjmp): Likewise.
17877 * config/mn10300/mn10300.md (call, call_value): Likewise.
17878 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17879 * config/pdp11/pdp11.md (abshi2): Likewise.
17880 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17881 * config/s390/s390.c (s390_emit_prologue): Likewise.
17882 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17883 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17884 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17885 * config/sh/sh.c (prepare_move_operands): Likewise.
17886 (output_stack_adjust, sh_expand_epilogue): Likewise.
17887 (sh_set_return_address, sh_expand_t_scc): Likewise.
17888 * config/sparc/sparc.c (load_pic_register): Likewise.
17889 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17890 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17891 * config/v850/v850.c (expand_epilogue): Likewise.
17893 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17895 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17896 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17897 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17898 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17899 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17900 stack pointer register.
17901 (output_movhi): Remove code for interrupt specific writing to the
17902 stack pointer register.
17904 2008-05-31 Richard Guenther <rguenther@suse.de>
17906 PR tree-optimization/34244
17907 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17908 (tree_expr_nonzero_warnv_p): Likewise.
17909 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17910 ssa_name_nonnegative_p.
17911 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17912 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17913 not tree_expr_nonzero_warnv_p.
17915 PR tree-optimization/36262
17917 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17919 PR tree-optimization/34244
17920 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17921 (record_numbers_of_iterations): New function.
17922 (execute_vrp): Cache the numbers of iterations of loops.
17923 * tree-scalar-evolution.c (scev_reset_except_niters):
17925 (scev_reset): Use scev_reset_except_niters.
17926 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17928 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17930 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17931 __WORKAROUND_RETS when appropriate.
17933 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17935 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17936 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17938 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17939 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17940 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17941 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17942 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17943 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17944 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17945 *fop_df_1_sse insn patterns using MODEF mode iterator.
17946 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17947 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17948 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17949 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17950 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17951 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17952 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17953 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17954 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17955 (*fop_xf_5_i387): Ditto.
17956 (*fop_xf_6_i387): Ditto.
17958 2008-05-30 Richard Guenther <rguenther@suse.de>
17960 * builtins.c (build_string_literal): Avoid generating
17961 a non-gimple_val result.
17963 2008-05-30 DJ Delorie <dj@redhat.com>
17965 * exec-tool.in: Use an environment variable (private) instead of a
17966 file (shared) as a semaphore, so as to not break parallel builds.
17968 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17970 * optabs.c (maybe_encapsulate_block): Remove.
17971 (emit_libcall_block): Adjust accordingly.
17972 * optabs.h (maybe_encapsulate_block): Remove prototype.
17974 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17975 Don't use maybe_encapsulate_block.
17977 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17979 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17980 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17981 rtx is a SYMBOL_REF before calling get_pool_constant.
17983 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17985 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17987 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17989 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17990 rather than OS names to choose INO_T_EQ definition.
17991 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17992 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17994 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17997 * config/darwin-f.c: New.
17998 * config/t-darwin: Added rule to build darwin-f.o.
17999 * config.gcc: Defined new variable, fortran_target_objs.
18000 (*-*-darwin*): Set fortran_target_objs.
18001 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
18002 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
18003 * configure: Regenerated.
18005 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
18008 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
18009 canonical type if needed.
18011 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18013 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18015 2008-05-29 Richard Guenther <rguenther@suse.de>
18017 PR tree-optimization/36343
18018 PR tree-optimization/36346
18019 PR tree-optimization/36347
18020 * tree-flow.h (clobber_what_p_points_to): Declare.
18021 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18022 pointed-to variable is dereferenced is irrelevant to whether
18023 the pointer can access the pointed-to variable.
18024 (clobber_what_p_points_to): New function.
18025 * tree-ssa-alias.c (set_initial_properties): Use it.
18026 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18027 call clobber check for NMTs.
18029 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18031 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18032 for printing gcov_type.
18034 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18036 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18037 and the eh region information.
18038 * value-prof.c (gimple_move_stmt_histograms): New function.
18039 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18041 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18043 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18045 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18047 * value-prof.c (tree_ic_transform): Print counts.
18048 * tree-profile.c (tree_gen_ic_func_profiler):
18049 Clear __gcov_indreict_call_callee variable to avoid misattribution
18052 2008-05-28 Rafael Espíndola <espindola@google.com>
18054 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18057 2008-05-28 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/36339
18060 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18061 and clobbering code out of the loop.
18063 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18065 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18068 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18069 s390_contiguous_bitmask_p, s390_symref_operand_p,
18070 s390_check_symref_alignment, s390_reload_larl_operand,
18071 s390_reload_symref_address): New functions.
18072 (s390_branch_condition_mnemonic): Support compare and branch
18074 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18075 and 'W' constraints.
18076 (s390_secondary_reload): Add secondary reloads for unaligned
18077 symbol refs or symbol refs to floating point or QI/TI mode
18079 (legitimate_address_p): Accept symbol references as addresses.
18080 (s390_expand_insv): Use rotate and insert selected bits
18081 instruction for insv when building for z10.
18082 (print_operand_address): Handle symbol ref addresses.
18083 (print_operand): Output modifier 'c' added for signed byte values.
18084 (s390_encode_section_info): Mark symbol refs with
18085 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18087 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18088 (length attribute): RRF, RRR have 4 byte length.
18089 (FPALL, INTALL): New mode iterators added.
18090 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18091 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18092 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18093 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18094 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18095 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18096 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18097 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18099 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18100 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18101 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18102 reload<INTALL:mode><P:mode>_toreg_z10,
18103 reload<FPALL:mode><P:mode>_tomem_z10,
18104 reload<FPALL:mode><P:mode>_toreg_z10,
18105 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18106 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18107 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18108 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18110 (movmem, clrmem, cmpmem): New splitters added.
18112 * config/s390/predicates.md (larl_operand): Use
18113 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18114 SYMBOL_REF_ALIGN1_P.
18115 (s390_signed_integer_comparison,
18116 s390_unsigned_integer_comparison): New predicates.
18118 * config/s390/s390-protos.h (s390_check_symref_alignment,
18119 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18120 s390_reload_symref_address,
18121 s390_compare_and_branch_condition_mask): Prototypes added.
18123 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18124 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18125 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18127 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18129 * config/s390/s390.c (z10_cost): New cost function for z10.
18130 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18131 (s390_issue_rate): Adjust issue rate for z10.
18132 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18133 (processor_flags): Add PF_Z10.
18134 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18135 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18136 * gcc/config.gcc: Add z10.
18138 2008-05-28 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/36291
18141 * tree-flow. h (struct gimple_df): Remove var_anns member.
18142 * tree-flow-inline.h (gimple_var_anns): Remove.
18143 (var_ann): Simplify.
18144 * tree-dfa.c (create_var_ann): Simplify.
18145 (remove_referenced_var): Clear alias info from var_anns of globals.
18146 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18147 (delete_tree_ssa): Clear alias info from var_anns of globals.
18148 Do not free var_anns.
18149 (var_ann_eq): Remove.
18150 (var_ann_hash): Likewise.
18152 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18154 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18155 and loongson2f entries.
18156 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18157 * config/mips/mips.h (processor_type): Add Loongson-2E
18158 and Loongson-2F entries.
18159 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18160 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18161 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18162 * doc/invoke.texi (MIPS Options): Document loongson2e
18163 and loongson2f processor names.
18165 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18169 * config/i386/i386.c (ix86_function_arg_boundary): Use
18170 alignment of canonical type.
18171 (ix86_expand_vector_move): Check unaligned memory access for
18174 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18176 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18177 Moved to the front of file.
18179 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18180 H.J. Lu <hongjiu.lu@intel.com>
18182 * dwarf2out.c (current_fde): New.
18184 (lookup_cfa:): Likewise.
18185 (dwarf2out_end_epilogue): Likewise.
18186 (dwarf2out_note_section_used): Likewise.
18188 2008-05-27 Michael Matz <matz@suse.de>
18191 * c.opt (Wenum-compare): New warning option.
18192 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18194 2008-05-27 Michael Matz <matz@suse.de>
18196 PR middle-end/36326
18197 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18199 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18200 into memory as tail calls.
18202 2008-05-27 Richard Guenther <rguenther@suse.de>
18204 PR tree-optimization/36339
18205 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18206 pointers cause all addressable variables to be call clobbered.
18208 2008-05-27 Richard Guenther <rguenther@suse.de>
18210 PR tree-optimization/36245
18211 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18213 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18215 * config/s390/s390.md: Replace all occurences of the 'm'
18216 constraint with 'RT'.
18218 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18220 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18222 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18224 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18225 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18226 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18228 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18230 * reload.c (find_reloads): Skip alternatives according to the
18231 "enabled" attribute. Constify the constraint variable.
18232 * recog.c (get_attr_enabled): Add default implementation.
18233 (extract_insn): Set the alternative_enabled_p array
18234 in the recog_data struct.
18235 (preprocess_constraints, constrain_operands): Skip
18236 alternatives according to the "enabled" attribute
18237 * recog.h (struct recog_data): New field alternative_enabled_p.
18238 (skip_alternative): New inline function.
18239 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18240 (record_reg_classes): Skip alternative according to the
18241 "enabled" attribute.
18243 * doc/md.texi: Add documention for the "enabled" attribute.
18245 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18247 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18248 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18249 constraint with TARGET_MEM_CONSTRAINT.
18250 * recog.c (asm_operand_ok, preprocess_constraints,
18251 constrain_operands): Likewise.
18252 * regclass.c (record_reg_classes): Likewise.
18253 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18254 * reload1.c (maybe_fix_stack_asms): Likewise.
18255 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18256 * recog.h: Adjust comment.
18257 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18258 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18259 * doc/md.texi: Add a note to description of 'm' constraint.
18260 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18262 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18264 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18265 that the bitfield is of integral type before testing its precision.
18267 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18268 Sa Liu <saliu@de.ibm.com>
18270 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18271 __modti3, __udivti3, __umodti3 and __udivmodti4.
18272 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18273 that implement TImode mul and div functions.
18274 * config/spu/multi3.c: New. Implement __multi3.
18275 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18276 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18279 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18281 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18282 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18283 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18284 tls_sysv_suffix): New mode and mode attribute iterators.
18285 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18286 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18287 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18288 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18289 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18292 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18294 PR tree-optimization/36329
18295 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18296 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18297 * cgraphbuild.c (initialize_inline_failed): Use the latter
18298 macro in lieu of the former.
18299 * ipa-inline.c (cgraph_mark_inline): Likewise.
18300 (cgraph_decide_inlining_of_small_function): Likewise.
18301 (cgraph_decide_inlining): Likewise.
18302 (cgraph_decide_inlining_incrementally): Likewise.
18304 2008-05-26 Tristan Gingold <gingold@adacore.com>
18305 Anatoly Sokolov <aesok@post.ru>
18307 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18308 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18309 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18310 optimization for 'avr6' architecture.
18312 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18315 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18317 2008-05-26 Richard Guenther <rguenther@suse.de>
18319 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18320 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18322 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18324 PR middle-end/36253
18325 * caller-save.c (insert_restore): Verify alignment of spill space.
18326 (insert_save): Likewise.
18327 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18328 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18329 (STACK_SLOT_ALIGNMENT): Likewise.
18330 * function.c (LOCAL_ALIGNMENT): Removed.
18331 (get_stack_local_alignment): New.
18332 (assign_stack_local): Use it. Set alignment on stack slot.
18333 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18334 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18335 (STACK_SLOT_ALIGNMENT): New.
18336 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18337 stack slot in XFmode.
18339 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18341 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18344 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18345 argument operand in rax isn't removed.
18347 2008-05-26 Richard Guenther <rguenther@suse.de>
18349 PR middle-end/36300
18350 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18351 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18353 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18356 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18358 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18360 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18361 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18363 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18365 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18366 build a trampoline if we don't want one.
18367 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18368 return zero for nested functions if we don't want a trampoline.
18370 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18372 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18374 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18377 * c.opt: Removed undocumented option '-lang-fortran'.
18378 * c-common.h: Removed global variable 'lang_fortran'.
18379 * c-opts.c (c_common_handle_option): Removed code to handle
18380 option '-lang-fortran'. Updated includes.
18381 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18382 definition of '__GFORTRAN__'.
18383 (define__GNUC__): Reimplemented to use BASEVER and
18384 cpp_define_formatted.
18385 (builtin_define_with_value_n): Removed.
18386 * c-incpath.h: Renamed to ...
18387 * incpath.h: ... this.
18388 * c-incpath.c: Renamed to ...
18389 * incpath.c: ... this. Updated includes.
18390 * fix-header.c: Updated includes.
18391 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18392 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18393 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18395 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18397 * tree.h: Update the table of flags used on tree nodes.
18398 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18399 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18400 (FORCED_LABEL): Add access check.
18401 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18402 (ASM_INPUT_P): Likewise.
18403 (ASM_VOLATILE_P): Likewise.
18404 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18405 (OMP_SECTION_LAST): Access private_flag directly.
18406 (OMP_RETURN_NOWAIT): Likewise.
18407 (OMP_PARALLEL_COMBINED): Likewise.
18408 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18409 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18410 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18411 deprecated_flag directly.
18413 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18415 * final.c (frame_pointer_needed): Removed.
18416 * flags.h (frame_pointer_needed): Likewise.
18418 * function.h (rtl_data): Add frame_pointer_needed.
18419 (frame_pointer_needed): New.
18421 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18423 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18425 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18427 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18430 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18432 * c-common.c (strip_array_types): Move function to..
18434 (get_inner_array_type): Delete.
18435 * c-common.h (strip_array_types): Move declaration to..
18437 (get_inner_array_type): Delete.
18438 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18439 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18440 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18441 * config/pa/pa.c (emit_move_sequence): Likewise.
18443 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18445 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18448 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18450 * function.c: Include target hook for nonlocal_goto frame value.
18452 2008-05-24 Richard Guenther <rguenther@suse.de>
18454 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18455 variable can be only accessed through a pointer or a union.
18457 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18459 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18460 * doc/extend.texi: Likewise.
18462 2008-05-23 DJ Delorie <dj@redhat.com>
18464 * config/m32c/jump.md (untyped_call): Add.
18466 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18467 for A24 to PSImode.
18468 (m32c_address_cost): Detail costs for indirect offsets.
18470 2008-05-23 Rafael Espíndola <espindola@google.com>
18472 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18473 if a node is a SUBREG.
18474 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18477 2008-05-23 Paul Brook <paul@codesourcery.com>
18478 Carlos O'Donell <carlos@codesourcery.com>
18480 * doc/extend.texi: Clarify use of __attribute__((naked)).
18481 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18482 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18483 * function.c (use_register_for_decl): Use
18484 targetm.calls.allocate_stack_slots_for_args.
18485 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18486 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18487 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18489 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18491 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18493 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18495 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18496 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18497 is only rounded once.
18499 2008-05-23 Richard Guenther <rguenther@suse.de>
18501 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18503 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18504 Jakub Jelinek <jakub@redhat.com>
18507 * configure.ac: Handle --enable-cld.
18508 * configure: Regenerated.
18509 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18510 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18511 (ix86_current_function_needs_cld): New define.
18512 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18513 (cld): New isns pattern.
18514 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18515 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18516 * config/i386/i386.opt (mcld): New option.
18517 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18518 TARGET_CLD and ix86_current_function_needs_cld.
18519 (override_options): Use -mcld by default for 32-bit code if
18522 * doc/install.texi (Options specification): Document --enable-cld.
18523 * doc/invoke.texi (Machine Dependent Options)
18524 [i386 and x86-64 Options]: Add -mcld option.
18525 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18527 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18528 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18529 (return_in_memory_64): Likewise.
18530 (return_in_memory_ms_64): Likewise.
18532 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18534 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18535 * builtins.c (fold_builtin_fpclassify): New.
18536 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18537 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18538 * c-common.c (handle_type_generic_attribute): Adjust to accept
18539 fixed arguments before an elipsis.
18540 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18541 * doc/extend.texi: Document __builtin_fpclassify.
18543 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18545 * omp-low.c (gate_expand_omp_ssa): Remove.
18546 (pass_expand_omp_ssa): Remove.
18547 (gate_expand_omp): Do not check for flag_openmp_ssa.
18548 * common.opt (-fopenmp-ssa): Remove.
18549 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18551 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18553 * config/sh/sh.opt (mfixed-range): New option.
18554 * config/sh/sh-protos.h (sh_fix_range): Declare.
18555 * config/sh/sh.c (sh_fix_range): New function.
18556 * config/sh/sh.h (sh_fixed_range_str): Declare.
18557 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18559 * doc/invoke.texi (SH Options): Document -mfixed-range.
18561 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18563 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18564 it before the redeclaration.
18566 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18568 * config/avr/avr.c (get_sequence_length): Add new function.
18569 (expand_prologue, expand_epilogue): Remove duplicate code.
18571 2008-05-22 Rafael Espíndola <espindola@google.com>
18573 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18576 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18578 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18579 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18581 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18582 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18583 (vect_update_misalignment_for_peel): Likewise.
18584 (vector_alignment_reachable_p): Likewise.
18585 * tree-vect-transform.c (vectorizable_load): Likewise.
18586 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18587 (get_vectype_for_scalar_type): Pass mode of scalar_type
18588 to UNITS_PER_SIMD_WORD.
18590 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18591 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18592 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18593 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18594 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18596 2008-05-22 Ira Rosen <irar@il.ibm.com>
18598 PR tree-optimization/36293
18599 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18600 if the first load must be skipped because of a gap.
18602 2008-05-22 Richard Guenther <rguenther@suse.de>
18604 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18605 more cases of offset disambiguation that is possible if
18606 strict-aliasing rules apply.
18607 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18608 for basic offset and type-based disambiguation.
18610 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18613 ix86_expand_vector_set on V16QImode for SSE4.1.
18615 2008-05-21 Tom Tromey <tromey@redhat.com>
18617 * c.opt (Wimport): Mark as undocumented.
18618 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18620 (Warning Options): Likewise.
18621 * doc/cppopts.texi: Don't mention -Wimport.
18623 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18625 PR tree-optimization/36287
18626 PR tree-optimization/36286
18627 * lambda-code.c (build_access_matrix): Do not use the loop->num
18628 for computing the number of induction variables: use the loop depth
18631 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18634 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18635 option -f(no-)leading-underscore.
18637 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18639 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18640 GET_MODE_NUNITS (mode).
18642 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18644 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18645 (-mmulhw): Add 464 to description.
18646 (-mdlmzb): Likewise.
18647 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18648 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18650 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18651 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18652 * config/rs6000/rs6000.md: Update comments for 464.
18654 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18656 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18658 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18660 * config/i386/sse.md (vec_extractv4sf): Removed.
18661 (vec_extractv2df): Likewise.
18662 (vec_extractv2di): Likewise.
18663 (vec_extractv4si): Likewise.
18664 (vec_extractv8hi): Likewise.
18665 (vec_extractv16qi): Likewise.
18666 (vec_extract<mode>): New.
18668 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18670 * config/i386/sse.md (vec_setv4sf): Removed.
18671 (vec_setv2df): Likewise.
18672 (vec_setv2di): Likewise.
18673 (vec_setv4si): Likewise.
18674 (vec_setv8hi): Likewise.
18675 (vec_setv16qi): Likewise.
18676 (vec_set<mode>): New.
18678 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18680 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18681 goto for vec_concat and vec_interleave.
18683 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18685 * config/i386/sse.md (vec_initv4sf): Removed.
18686 (vec_initv2df): Likewise.
18687 (vec_initv2di): Likewise.
18688 (vec_initv4si): Likewise.
18689 (vec_initv8hi): Likewise.
18690 (vec_initv16qi): Likewise.
18691 (vec_init<mode>): New.
18693 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18695 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18697 2008-05-21 Tom Tromey <tromey@redhat.com>
18699 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18700 (zone_find_object_offset): Likewise.
18701 (gt_ggc_m_S): Likewise.
18702 (highest_bit): Likewise.
18703 * ggc-page.c (gt_ggc_m_S): New function.
18704 * stringpool.c (string_stack): Remove.
18705 (init_stringpool): Update.
18706 (ggc_alloc_string): Use ggc_alloc.
18707 (maybe_delete_ident): New function.
18708 (ggc_purge_stringpool): Likewise.
18709 (gt_ggc_m_S): Remove.
18710 * ggc-common.c (ggc_protect_identifiers): New global.
18711 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18712 ggc_protect_identifiers.
18713 * ggc.h (ggc_protect_identifiers): Declare.
18714 (gt_ggc_m_S): Update.
18715 (ggc_purge_stringpool): Declare.
18716 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18717 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18719 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18721 2008-05-21 David S. Miller <davem@davemloft.net>
18723 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18726 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18728 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18731 2008-05-20 David Daney <ddaney@avtrex.com>
18733 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18734 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18735 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18736 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18737 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18738 (atomic_hiqi_op): New define_code_iterator.
18739 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18740 mips_expand_compare_and_swap_12.
18741 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18742 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18743 (sync_<optab><mode>, sync_old_<optab><mode>,
18744 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18745 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18746 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18747 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18748 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18749 (test_and_set_12): New insn.
18750 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18751 sync_new_<optab><mode>, sync_old_nand<mode>,
18752 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18753 clobber to operand 0 for SI and DI mode insns.
18754 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18755 mips_gen_fn_4): New typedefs.
18756 (mips_gen_fn_ptrs): Define new union type.
18757 (mips_expand_compare_and_swap_12): Remove declaration.
18758 (mips_expand_atomic_qihi): Declare function.
18759 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18760 (mips_expand_atomic_qihi): ... this. Use new generator function
18762 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18763 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18764 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18765 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18766 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18767 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18768 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18769 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18770 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18771 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18774 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18776 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18779 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18781 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18782 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18783 (avr_attribute_table): Add 'OS_main' function attribute.
18784 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18785 functions with 'OS_main' attribute.
18787 2008-05-20 Richard Guenther <rguenther@suse.de>
18789 PR tree-optimization/35204
18790 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18791 helper, split out from ...
18792 (DFS): ... here. Make the DFS walk non-recursive.
18794 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18795 Jan Sjodin <jan.sjodin@amd.com>
18797 PR tree-optimization/36181
18798 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18799 (parallelize_loops): Don't parallelize when the loop has vector
18802 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18803 Sebastian Pop <sebastian.pop@amd.com>
18805 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18806 matrix, and never look at the tree representation of the memory
18808 (linear_transform_loops): Computes parameters and access matrices.
18809 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18811 (access_matrix_get_index_for_parameter): New.
18812 * tree-data-ref.h (struct access_matrix): New.
18813 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18814 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18815 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18816 am_vector_index_for_loop): New.
18817 (struct data_reference): Add field access_matrix.
18818 (DR_ACCESS_MATRIX): New.
18819 (compute_data_dependences_for_loop): Update declaration.
18820 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18821 * lambda.h (lambda_vector_vec_p): Declared.
18822 * lambda-code.c: Depend on pointer-set.h.
18823 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18824 av_for_af_base, av_for_af, build_access_matrix,
18825 lambda_compute_access_matrices): New.
18826 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18828 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18830 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18831 $SOURCEDIR/include.
18833 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18834 Sebastian Pop <sebastian.pop@amd.com>
18836 PR tree-optimization/36206
18837 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18839 (instantiate_scev_1): Rename flags to fold_conversions.
18840 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18841 outeside instantiation_loop.
18842 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18843 (evolution_function_is_affine_or_constant_p): Removed.
18844 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18846 (analyze_siv_subscript): Pass in the loop nest number.
18847 Call evolution_function_is_affine_in_loop instead of
18848 evolution_function_is_affine_p.
18849 (analyze_overlapping_iterations): Pass in the loop nest number.
18851 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18852 Sebastian Pop <sebastian.pop@amd.com>
18854 PR tree-optimization/36206
18855 * tree-chrec.h (chrec_fold_op): New.
18856 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18859 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18861 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18863 (remove_duplicates): Do not set inode on non-inode systems.
18866 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18868 * config.gcc (tm_file): Update comments about relative pathnames.
18870 2008-05-20 Richard Guenther <rguenther@suse.de>
18872 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18873 * tree-ssa-sccvn.c (process_scc): Likewise.
18874 * tree-ssa-sink.c (execute_sink_code): Likewise.
18875 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18876 * tree-vrp.c (process_assert_insertions): Likewise.
18877 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18878 (perform_tree_ssa_dce): Likewise.
18879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18880 (dump_dominator_optimization_stats): Likewise.
18881 * tree-vectorizer.c (vectorize_loops): Likewise.
18883 2008-05-20 Richard Guenther <rguenther@suse.de>
18885 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18887 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18889 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18890 (ix86_i386elf_return_in_memory): Likewise.
18891 (ix86_i386interix_return_in_memory): Likewise.
18892 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18893 (SUBTARGET_RETURN_IN_MEMORY): New.
18894 * config/i386/i386elf.h: Likewise.
18895 * config/i386/ptx4-i.h: Likewise.
18896 * config/i386/sol2-10.h: Likewise.
18897 * config/i386/sysv4.h: Likewise.
18898 * config/i386/vx-common.h: Likewise.
18899 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18900 * config/i386/i386.c (ix86_return_in_memory): Made static and
18901 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18902 (ix86_i386elf_return_in_memory): Removed.
18903 (ix86_i386interix_return_in_memory): Removed.
18904 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18905 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18907 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18909 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18911 2008-05-19 Xinliang David Li <davidxl@google.com>
18913 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18915 * common.opt: Ditto.
18916 * doc/invoke.texi: Ditto.
18918 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18920 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18921 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18923 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18925 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18926 sizes of operand array from 8/4 to 4/2.
18927 (ix86_expand_vector_init_general): Change size of operand array
18928 from 32 to 16. Remove op0, op1 and half_mode.
18930 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18932 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18933 (ix86_expand_vector_init_interleave): Likewise.
18934 (ix86_expand_vector_init_general): Use them. Assert
18935 word_mode == SImode when n_words == 4.
18937 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18939 * config/i386/i386.c (ix86_secondary_reload): New static function.
18940 (TARGET_SECONDARY_RELOAD): New define.
18941 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18942 * config/i386/i386.md (reload_outqi): Remove.
18944 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18946 PR middle-end/35509
18947 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18948 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18949 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18950 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18951 (fold_builtin_1): Likewise.
18952 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18953 c-common.c (check_builtin_function_arguments): Handle
18954 BUILT_IN_ISINF_SIGN.
18955 * doc/extend.texi: Document __builtin_isinf_sign.
18956 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18958 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18960 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18961 EH cleanup at the end of the pass, search for those that have been
18962 turned into forwarder blocks and do the cleanup on their successor.
18964 2008-05-18 Richard Guenther <rguenther@suse.de>
18966 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18967 pointers to sizetype and vice versa.
18969 2008-05-18 Xinliang David Li <davidxl@google.com>
18971 * gcc/tree-ssa-dce.c: Coding style fix.
18972 (check_pow): Documentation comment.
18973 (check_log): Documenation comment. Coding style fix.
18974 (is_unnecessary_except_errno_call): Ditto.
18975 (gen_conditions_for_pow): Ditto.
18976 (gen_conditions_for_log): Ditto.
18977 (gen_shrink_wrap_conditions): Ditto.
18978 (shrink_wrap_one_built_in_calls): Ditto.
18979 * gcc/doc/invoke.texi: Better documentation string.
18980 * ChangeLog: Fix wrong change log entries from
18981 May 17 checkin on function call DCE.
18983 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18985 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18987 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18989 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18990 * df-problems.c (simulation routines): Fixed block comment to
18991 properly say how to add forwards scanning functions.
18993 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18995 * tree-inline.c (setup_one_parameter): Remove dead code.
18997 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18999 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
19000 a BIT_AND_EXPR only for an INTEGER_TYPE.
19002 2008-05-17 Xinliang David Li <davidxl@google.com>
19004 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
19005 (check_pow, check_log, is_unnecessary_except_errno_call): New
19006 functions to check for eliminating math functions that are pure
19007 except for setting errno.
19008 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
19009 general condition expressions for shrink-wrapping pow/log calls.
19010 (gen_shrink_wrap_conditions): Ditto.
19011 (shrink_wrap_one_built_in_call): Ditto.
19012 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19013 (mark_operand_necessary): If debugging, output if OP is necessary.
19014 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19016 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19018 * gcc/common.opt: New user flag -ftree-builtin-dce.
19019 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19021 2008-05-16 David S. Miller <davem@davemloft.net>
19023 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19024 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19026 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19029 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19031 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19033 * ifcvt.c (dead_or_predicable): Rename
19034 df_simulate_one_insn_backwards to df_simulate_one_insn.
19035 * recog.c (peephole2_optimize): Ditto.
19036 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19038 * df.h: Rename df_simulate_one_insn_backwards to
19039 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19040 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19041 scanning of defs and uses.
19042 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19043 (df_simulate_one_insn_forwards): Removed.
19045 2008-05-16 Doug Kwan <dougkwan@google.com>
19047 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19049 (real_from_string): Handle NaNs and Inf as approriate.
19051 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19053 * doc/gty.texi (Source Files Containing Type Information): Note
19054 that headers should appear first in the gtfiles list.
19056 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19058 * tree.def (COND_EXEC): Properly documented this code.
19060 2008-05-16 Diego Novillo <dnovillo@google.com>
19062 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19063 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19066 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19068 * tree-ssa-dse (max_stmt_uid): Removed.
19069 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19070 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19071 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19072 * function.h (cfun.last_stmt_uid): New field.
19073 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19074 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19076 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19077 (create_stmt_ann): Initialize the ann->uid field.
19078 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19080 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19082 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19084 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19085 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19086 (init_empty_tree_cfg): Call it.
19088 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19090 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19093 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19095 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19096 * tree-dump.c (dump_options): New verbose option.
19097 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19099 * tree-pass.h (TDF_VERBOSE): New dump flag.
19100 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19101 (tree-flow.h): Added include.
19102 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19104 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19106 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19108 From Jie Zhang <jie.zhang@analog.com>
19109 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19110 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19111 mcpu=bf561-none and mcpu=bf561-0.2.
19112 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19113 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19114 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19115 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19116 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19117 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19118 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19120 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19121 (cputype_selected): Remove.
19122 (bfin_handle_option): Don't use cputype_selected.
19123 (override_options): When no mcpu option, enable all workarounds.
19124 Don't use bfin_workarounds.
19125 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19127 (DEFAULT_CPU_TYPE): Don't define.
19129 2008-05-16 Richard Guenther <rguenther@suse.de>
19131 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19132 on deletion of the last stmt.
19134 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19136 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19137 V8HImode for SSE2 and V16QImode for SSE4.1.
19139 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19141 * cgraph.h (compute_inline_parameters): Made public.
19142 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19143 variable_generate_summary, function_write_summary,
19144 variable_write_summary, variable_read_summary. Added generate_summary,
19145 write_summary, read_summary.
19146 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19147 pass_ipa_inline.function_generate_summary, to
19148 compute_inline_parameters.
19149 * ipa-inline.c (compute_inline_parameters): Made public and added
19151 (compute_inline_parameters_for_current): New function.
19152 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19153 (inline_generate_summary): Removed parameter and made to loop over
19155 (pass_ipa_inline): Updated for new IPA_PASS structure.
19156 * passes.c (execute_ipa_summary_passes): Now is called once per
19157 pass rather than once per node*pass.
19159 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19161 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19162 avr_have_mul_p, avr_asm_only_p): Remove variables.
19163 (avr_override_options): Remove initialization of removed variables.
19164 (avr_file_start): Convert removed variables to fields of
19165 'struct base_arch_s *avr_current_arch'.
19166 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19167 (AVR_HAVE_MUL): (Ditto.).
19168 (AVR_HAVE_MOVW): (Ditto.).
19169 (AVR_HAVE_LPMX): (Ditto.).
19170 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19171 avr_asm_only_p): Remove declaration.
19173 2008-05-15 Diego Novillo <dnovillo@google.com>
19175 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19176 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19178 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19180 PR middle-end/36194
19181 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19182 Don't call record_truncated_value from here.
19183 (record_truncated_value): Turn it into a for_each_rtx callback.
19184 (record_truncated_values): New function.
19185 (combine_instructions): Call note_uses with record_truncated_values.
19186 Change name of check_conversion to check_promoted_subreg.
19188 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19190 * doc/sourcebuild.texi: Document support for torture tests.
19192 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19194 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19195 to alternative 4 of operand 2.
19197 2008-05-15 Richard Guenther <rguenther@suse.de>
19199 * tree-pass.h (current_pass): Declare.
19200 (get_pass_for_id): Likewise.
19201 * passes.c (passes_by_id, passes_by_id_size): New globals.
19202 (set_pass_for_id): New function.
19203 (get_pass_for_id): Likewise.
19204 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19205 (execute_function_todo): Flush per function statistics.
19206 * toplev.c (compile_file): Init statistics.
19207 (general_init): Do early statistics initialization.
19208 (finalize): Finish statistics.
19209 * statistics.h (statistics_early_init): Declare.
19210 (statistics_init): Likewise.
19211 (statistics_fini): Likewise.
19212 (statistics_fini_pass): Likewise.
19213 (statistics_counter_event): Likewise.
19214 (statistics_histogram_event): Likewise.
19215 * statistics.c: New file.
19216 * Makefile.in (OBJS-common): Add statistics.o.
19217 (statistics.o): Add dependencies.
19218 * doc/invoke.texi (-fdump-statistics): Document.
19220 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19221 (insert): Likewise.
19222 (execute_pre): Use statistics_counter_event.
19223 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19224 (substitute_and_fold): Increment it. Use statistics_counter_event.
19226 2008-05-15 Diego Novillo <dnovillo@google.com>
19228 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19230 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19231 * tree-ssa-alias.c (new_type_alias): Remove references to
19232 sub-variables from comment.
19233 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19235 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19237 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19238 attribute to 1 only for insertps alternative.
19240 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19242 * config/bfin/bfin.md (loadbytes): New pattern.
19243 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19244 (bfin_init_builtins): Initialize it.
19245 (bdesc_1arg): Add it.
19247 2008-05-15 Sa Liu <saliu@de.ibm.com>
19249 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19250 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19251 * testsuite/lib/target-supports.exp: Add
19252 check_effective_target_fortran_integer_16.
19254 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19256 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19257 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19258 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19259 (TARGET_RETURN_IN_MEMORY): Define.
19261 2008-05-15 Richard Guenther <rguenther@suse.de>
19263 PR middle-end/36244
19264 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19265 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19266 represent unmodifiable vars.
19268 2008-05-15 Richard Guenther <rguenther@suse.de>
19270 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19271 INDIRECT_REF and TARGET_MEM_REF.
19272 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19275 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19276 H.J. Lu <hongjiu.lu@intel.com>
19278 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19279 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19280 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19281 insn alternatives. Add missing alternatives.
19282 (*vec_concatv2di_rex64_sse4_1): Likewise.
19283 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19284 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19285 Require TARGET_SSE.
19287 2008-05-15 Richard Guenther <rguenther@suse.de>
19289 PR tree-optimization/36009
19290 PR tree-optimization/36204
19291 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19292 (determine_invariantness_stmt): Record the loop a store is
19293 always executed in.
19294 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19297 2008-05-15 Richard Guenther <rguenther@suse.de>
19299 PR tree-optimization/34330
19300 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19301 through the pointer will alias the SMT.
19303 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19305 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19307 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19309 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19311 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19312 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19314 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19315 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19316 (vashl_optab): New optab for vector/vector shifts.
19317 (vashr_optab): Ditto.
19318 (vlshr_optab): Ditto.
19319 (vrotl_optab): Ditto.
19320 (vrotr_optab): Ditto.
19321 (optab_subtype): New enum for optab_for_tree_code call.
19322 (optab_for_tree_code): Add enum optab_subtype argument.
19324 * optabs.c (optab_for_tree_code): Take an additional argument to
19325 distinguish between a vector shift by a scalar and vector shift by
19326 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19327 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19328 vector shift by a vector.
19329 (expand_widen_pattern_expr): Pass additional argument to
19330 optab_for_tree_code.
19332 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19333 vrotl_optab, vrotr_optab.
19335 * expr.c (expand_expr_real_1): Update calls to
19336 optab_for_tree_code to distinguish between vector shifted by a
19337 scalar and vector shifted by a vector.
19338 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19339 (supportable_narrowing_operation): Ditto.
19340 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19341 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19342 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19343 (vect_create_epilog_for_reduction): Ditto.
19344 (vectorizable_reduction): Ditto.
19345 (vectorizable_operation): Ditto.
19346 (vect_strided_store_supported): Ditto.
19347 (vect_strided_load_supported): Ditto.
19348 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19349 * expmed.c (expand_shift): Ditto.
19351 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19353 (ashr@var{m}3): Ditto.
19354 (vashl@var{m}3): Document new vector/vector shift standard name.
19355 (vashr@var{m}3): Ditto.
19356 (vlshr@var{m}3): Ditto.
19357 (vrotl@var{m}3): Ditto.
19358 (vrotr@var{m}3): Ditto.
19360 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19361 (PPERM_INVERT): Ditto.
19362 (PPERM_REVERSE): Ditto.
19363 (PPERM_REV_INV): Ditto.
19364 (PPERM_ZERO): Ditto.
19365 (PPERM_ONES): Ditto.
19366 (PPERM_SIGN): Ditto.
19367 (PPERM_INV_SIGN): Ditto.
19368 (PPERM_SRC1): Ditto.
19369 (PPERM_SRC2): Ditto.
19371 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19372 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19373 allows a memory operand to be the value being added, and split it
19374 to improve vectorization.
19375 (sse5_pmacsdqh_mem): Ditto.
19376 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19377 (sse5_mulv2div2di3_high): Ditto.
19378 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19379 (vec_pack_trunc_v4si): Ditto.
19380 (vec_pack_trunc_v2di): Ditto.
19381 (sse5_pcmov_<mode>): Remove code that tried to use use
19382 andps/andnps instead of pcmov.
19383 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19384 pmacsdqh instructions.
19385 (vec_widen_smult_lo_v4si): Ditto.
19387 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19388 (PPERM_INVERT): Ditto.
19389 (PPERM_REVERSE): Ditto.
19390 (PPERM_REV_INV): Ditto.
19391 (PPERM_ZERO): Ditto.
19392 (PPERM_ONES): Ditto.
19393 (PPERM_SIGN): Ditto.
19394 (PPERM_INV_SIGN): Ditto.
19395 (PPERM_SRC1): Ditto.
19396 (PPERM_SRC2): Ditto.
19397 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19399 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19401 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19402 says ignore whether the last reference is a memory operand.
19404 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19405 Paolo Bonzini <bonzini at gnu dot org>
19407 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19410 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19411 (vlshr<mode>3): Rename from vlshr<mode>3.
19412 (vashr<mode>3): Rename from vashr<mode>3.
19413 (mulv4sf3): Change the names of vector shift patterns.
19417 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19420 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19445 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19446 (floatunssidf2_internal): Change vector/vector shift names.
19447 (floatunsdidf2_internal): Ditto.
19454 (vashl<mode>3): Rename from ashl<mode>3.
19455 (vashr<mode>3): Rename from ashr<mode>3.
19456 (vlshr<mode>3): Rename from lshr<mode>3.
19457 (vrotl<mode>3): Rename from rotl<mode>3.
19459 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19462 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19463 multiply gives the wrong value when doing widening multiplies.
19464 (vec_widen_smult_lo_v4si): Ditto.
19466 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19468 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19469 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19470 emit_library_call_value.
19471 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19472 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19473 * calls.c (initialize_argument_information, precompute_arguments,
19474 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19475 (precompute_arguments): Removed flags parameter.
19476 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19478 2008-05-14 Richard Guenther <rguenther@suse.de>
19480 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19481 Make sure to register the store if the use is a PHI_NODE.
19483 2008-05-14 Olivier Hainque <hainque@adacore.com>
19485 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19486 memory if the component is to be referenced in BLKmode according
19487 to get_inner_reference.
19489 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19491 * calls.c (emit_library_call_value_1): Restore code clearing
19492 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19494 2008-05-14 Olivier Hainque <hainque@adacore.com>
19495 Nicolas Roche <roche@adacore.com>
19497 * configure.ac: Add support for a "gcc_subdir" variable in
19498 config-lang.in, to denote a subdirectory where the language/GCC
19499 integration files are to be found.
19500 * configure: Regenerate.
19502 2008-05-14 Ira Rosen <irar@il.ibm.com>
19504 PR tree-optimization/36098
19505 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19506 value for the first load in the group in case of a gap.
19507 (vect_build_slp_tree): Check that there are no gaps in loads.
19509 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19511 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19512 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19513 expand_copysign_bit): Change call to emit_no_conflict_block to
19514 emit_insn and remove unneeded code to construct extra args.
19515 (emit_no_conflict_block): Removed.
19516 * optabls.h (emit_no_conflict_block): Removed.
19517 * cse.c (cse_extended_basic_block): Remove search for
19518 REG_NO_CONFLICT note.
19519 * global.c: Removed incorrect comment added in revision 117.
19520 * expr.c (convert_move): Change call to emit_no_conflict_block to
19522 * recog.c: Change comments so that they do not mention
19524 * local_alloc.c (combine_regs): Removed last parameter.
19525 (no_conflict_p): Removed.
19526 (block_alloc): Removed note, no_conflict_combined_regno and set
19527 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19528 (combine_regs): Removed already_dead and code to look for
19529 REG_NO_CONFLICT notes.
19530 * lower_subreg (remove_retval_note): Removed code to look for
19531 REG_NO_CONFLICT block.
19532 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19533 (resolve_clobber): Remove code to process libcalls that have
19534 REG_NO_CONFLICT notes.
19535 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19537 * combine.c (can_combine_p, distribute_notes): Removed
19538 REG_NO_CONFLICT case.
19539 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19541 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19542 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19544 * reg-notes.def (NO_CONFLICT): Removed.
19546 2008-05-14 David S. Miller <davem@davemloft.net>
19548 * config/sparc/sparc.c (sparc_profile_hook): If
19549 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19550 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19551 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19553 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19555 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19557 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19560 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19561 and op1 expansion before vector concat to have less live pseudos.
19563 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19565 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19566 ix86_expand_vector_set if supported.
19568 2008-05-13 Diego Novillo <dnovillo@google.com>
19569 Kenneth Zadeck <zadeck@naturalbridge.com>
19571 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19573 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19574 phinodes_print_statistics, init_ssanames, fini_ssanames,
19575 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19576 release_ssa_name, release_defs, replace_ssa_name_symbol,
19577 ssanames_print_statistics): Move ...
19578 * tree-flow.h: ... here.
19579 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19580 Use FN instead of cfun.
19581 (make_ssa_name_fn): Rename from make_ssa_name.
19582 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19583 * tree-flow-inline.h (make_ssa_name): Move from
19584 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19585 * omp-low.c (expand_omp_parallel):
19586 * tree-flow-inline.h (redirect_edge_var_map_result):
19587 * tree-ssa.c (init_tree_ssa): Add argument FN.
19588 Use it instead of cfun. Update all users.
19590 2008-05-13 Tom Tromey <tromey@redhat.com>
19592 PR preprocessor/22168:
19593 * doc/cpp.texi (Top): Update menu.
19594 (Alternatives to Wrapper #ifndef): New node.
19595 (Other Directives): Document deprecation.
19596 (Obsolete Features): Remove menu.
19597 (Assertions): Merge node into Obsolete Features.
19598 (Obsolete once-only headers): Move earlier; rename to Alternatives
19599 to Wrapper #ifndef.
19600 * doc/cppopts.texi: Update.
19601 * c.opt (Wdeprecated): Enable for C and ObjC.
19602 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19603 (C++ Dialect Options): Move -Wno-deprecated from here to...
19604 (Warning Options): ... here.
19606 2008-05-13 Richard Guenther <rguenther@suse.de>
19608 PR middle-end/36227
19609 * fold-const.c (fold_sign_changed_comparison): Do not allow
19610 changes in pointer-ness.
19612 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19615 * config/sh/sh.c (sh_expand_prologue): Don't clear
19616 RTX_FRAME_RELATED_P for push insns.
19618 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19620 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19622 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19624 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19625 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19626 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19628 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19630 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19631 (*vec_concatv4sf_sse): This.
19632 (*sse2_concatv2si): Renamed to ...
19633 (*vec_concatv2si_sse2): This.
19634 (*sse1_concatv2si): Renamed to ...
19635 (*vec_concatv2si_sse): This.
19636 (*vec_concatv2di_rex): Renamed to ...
19637 (*vec_concatv2di_rex64): This.
19638 (*vec_concatv2si_sse4_1): New.
19639 (*vec_concatv2di_rex64_sse4_1): Likewise.
19641 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19643 PR rtl-optimization/36111
19644 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19645 that was created for swappable operands.
19647 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19650 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19651 * configure.ac: Add call to ACX_PROG_GNAT.
19653 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19655 * optc-gen.awk: Fix comment typo.
19657 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19659 * pretty-print.c (pp_integer_with_precision): Use
19660 HOST_LONG_LONG_FORMAT.
19662 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19664 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19666 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19668 * config/i386/i386.c (bdesc_ptest): Removed.
19669 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19670 (bdesc_args): Add __builtin_ia32_ptestz128,
19671 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19672 (ix86_init_mmx_sse_builtins): Updated.
19673 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19674 (ix86_expand_builtin): Updated.
19676 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19678 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19679 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19681 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19683 * value-prof.c (interesting_stringop_to_profile): Do not
19684 return early for BUILT_IN_MEMPCPY.
19686 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19688 * calls.c (expand_call): Don't use callgraph to increase
19689 preferred_stack_boundary.
19691 * cgraph.h (cgraph_rtl_info): Use unsigned on
19692 preferred_incoming_stack_boundary.
19694 * final.c (rest_of_clean_state): Use unsigned on
19695 preferred_stack_boundary.
19697 2008-05-09 Tom Tromey <tromey@redhat.com>
19699 PR preprocessor/22231:
19700 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19703 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19705 PR tree-optimization/36129
19706 * tree-ssa-ccp.c: Include value-prof.h.
19707 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19708 built-in function was folded to a constant.
19709 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19711 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19712 Sebastian Pop <sebastian.pop@amd.com>
19714 * tree-scalar-evolution.c: Document instantiate_scev.
19715 (instantiate_parameters_1): Renamed instantiate_scev_1.
19716 Don't use the same loop for instantiation_loop and evolution_loop.
19717 (instantiate_scev): New.
19718 (instantiate_parameters): Moved...
19719 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19720 same loop twice. Maintains the semantics for this function.
19721 * tree-scalar-evolution.h (instantiate_scev): Declare.
19722 (instantiate_parameters): ...here. Now static inline.
19723 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19724 instead of resolve_mixers.
19726 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19728 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19730 2008-05-09 Tomas Bily <tbily@suse.cz>
19732 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19733 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19734 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19735 * c-common.c (c_common_truthvalue_conversion): Likewise.
19736 * tree-object-size.c (compute_object_offset): Likewise.
19737 * tree-inline.c (estimate_num_insns_1): Likewise.
19738 * varasm.c (const_hash_1, compare_constant, copy_constant)
19739 (compute_reloc_for_constant, output_addressed_constants)
19740 (initializer_constant_valid_p): Likewise.
19741 * c-omp.c (check_omp_for_incr_expr): Likewise.
19742 * gimplify.c (gimplify_expr): Likewise.
19743 * c-typeck.c (c_finish_return): Likewise.
19744 * tree-vectorizer.c (supportable_widening_operation)
19745 (supportable_narrowing_operation): Likewise.
19746 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19747 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19748 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19749 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19750 (descr_info_loc): Likewise.
19751 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19752 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19753 (fold_unary): Likewise.
19754 * builtins.c (get_pointer_alignment): Likewise.
19755 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19756 (instantiate_parameters_1): Likewise.
19757 * tree.c (expr_align, stabilize_reference): Likewise.
19758 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19759 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19760 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19761 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19762 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19763 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19765 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19766 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19767 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19768 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19769 (forward_propagate_comparison)
19770 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19771 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19772 * emit-rtl.c (component_ref_for_mem_expr)
19773 (set_mem_attributes_minus_bitpos): Likewise.
19774 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19775 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19777 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19778 (build_function_call, pointer_diff, build_compound_expr)
19779 (c_finish_return): Likewise.
19780 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19781 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19783 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19784 * expr.c (is_aligning_offset): Likewise.
19785 * tree-ssa-alias.c (is_escape_site): Likewise.
19786 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19787 (check_all_va_list_escapes): Likewise.
19788 * tree-ssa-loop-ivopts.c (determine_base_object)
19789 (determine_common_wider_type): Likewise.
19790 * dojump.c (do_jump): Likewise.
19791 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19792 * tree-gimple.c (is_gimple_cast): Likewise.
19793 * fold-const.c (decode_field_reference)
19794 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19795 (fold_binary): Likewise.
19796 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19797 (already_warned_in_frontend_p): Likewise.
19798 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19799 * tree.c (really_constant_p, get_unwidened): Likewise.
19800 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19801 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19802 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19804 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19806 (CONVERT_EXPR_P): Define.
19807 (CASE_CONVERT): Define.
19809 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19811 PR middle-end/36117
19812 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19813 (delete_unmarked_insns): When deleting a call, call
19814 delete_unreachable_blocks.
19815 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19816 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19818 2008-05-08 Richard Guenther <rguenther@suse.de>
19820 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19821 (-ftree-salias): Likewise.
19822 (salias-max-implicit-fields): Remove param documentation.
19823 (salias-max-array-elements): Likewise.
19824 * tree-pass.h (pass_create_structure_vars): Remove.
19825 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19826 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19827 * tree-ssa-alias.c (create_structure_vars): Remove.
19828 (gate_structure_vars): Likewise.
19829 (pass_create_structure_vars): Likewise.
19830 (gate_build_alias): Likewise.
19831 (pass_build_alias): Adjust to run always and dump the function.
19832 * common.opt (ftree-salias): Hide.
19833 * passes.c (init_optimization_passes): Remove
19834 pass_create_structure_vars, adjust comment.
19835 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19836 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19837 * opts.c (decode_options): Do not set flag_tree_salias.
19838 (common_handle_option): Add OPT_ftree_salias to the backward
19839 compatibility section.
19841 2008-05-08 Richard Guenther <rguenther@suse.de>
19843 * tree-flow-inline.h (var_can_have_subvars): Move ...
19844 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19845 * tree-flow.h (var_can_have_subvars): Remove.
19846 (push_fields_onto_fieldstack): Remove.
19847 (sort_fieldstack): Likewise.
19848 (struct fieldoff): Move ...
19849 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19850 alias_set and base_for_components fields.
19851 (sort_fieldstack): Make static.
19852 (push_fields_onto_fieldstack): Likewise. Remove code that
19853 handles anything but RECORD_TYPEs. Remove alias_set and
19854 base_for_components handling.
19855 (create_variable_info_for): Adjust.
19857 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19859 * common.opt (Wframe-larger-than=): Shorten the help message
19861 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19863 2008-05-08 Rafael Espíndola <espindola@google.com>
19865 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19867 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19868 trap and that both operands are gimple values.
19869 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19870 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19873 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19875 * read-rtl.c (join_c_conditions): Return the first string if the
19876 two strings are equal.
19878 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19880 * gensupport.h (pred_data): Add a "num_codes" field.
19881 (add_predicate_code): Declare.
19882 * gensupport.c (add_predicate_code): New function.
19883 (std_pred_table): Add an "allows_const_p" field.
19884 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19885 Remove the (incomplete) list of such codes from the codes field.
19886 (init_predicate_table): Use add_predicate_code. Add all
19887 RTX_CONST_OBJs if allows_const_p is true.
19888 * genrecog.c (process_define_predicate): Use add_predicate_code.
19890 2008-05-08 David Daney <ddaney@avtrex.com>
19891 Richard Sandiford <rsandifo@nildram.co.uk>
19893 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19894 special case of constant zero operands.
19895 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19896 old and new values. Special case constant zero values.
19897 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19899 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19900 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19902 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19905 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19906 similar RTX_CONST_OBJ before CONST_INT.
19908 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19910 * stmt.c (expand_stack_restore): Change sa mode if needed.
19912 2008-05-08 Richard Guenther <rguenther@suse.de>
19914 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19915 return type to bool.
19916 (ix86_sol10_return_in_memory): Likewise.
19917 (ix86_i386elf_return_in_memory): Likewise.
19918 (ix86_i386interix_return_in_memory): Likewise.
19919 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19920 (ix86_sol10_return_in_memory): Likewise.
19921 (ix86_i386elf_return_in_memory): Likewise.
19922 (ix86_i386interix_return_in_memory): Likewise.
19924 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19927 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19929 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19930 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19933 2008-05-08 Richard Guenther <rguenther@suse.de>
19935 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19936 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19937 (DR_SUBVARS): Remove.
19938 * tree-dfa.c (dump_subvars_for): Remove.
19939 (debug_subvars_for): Likewise.
19940 (dump_variable): Do not dump subvars.
19941 (remove_referenced_var): Do not remove subvars.
19942 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19943 (lookup_subvars_for_var): Remove.
19944 (get_subvars_for_var): Likewise.
19945 (get_subvars_at): Likewise.
19946 (get_first_overlapping_subvar): Likewise.
19947 (overlap_subvar): Likewise.
19948 * tree-flow.h (subvar_t): Remove.
19949 (struct var_ann_d): Remove subvars field.
19950 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19951 argument. Remove special handling of SFTs.
19952 (compute_tag_properties): Likewise.
19953 (set_initial_properties): Likewise.
19954 (compute_call_clobbered): Likewise.
19955 (count_mem_refs): Likewise.
19956 (compute_memory_partitions): Likewise.
19957 (compute_flow_insensitive_aliasing): Likewise.
19958 (setup_pointers_and_addressables): Likewise.
19959 (new_type_alias): Likewise.
19960 (struct used_part): Remove.
19961 (used_portions): Likewise.
19962 (struct used_part_map): Likewise.
19963 (used_part_map_eq): Likewise.
19964 (used_part_map_hash): Likewise.
19965 (free_used_part_map): Likewise.
19966 (up_lookup): Likewise.
19967 (up_insert): Likewise.
19968 (get_or_create_used_part_for): Likewise.
19969 (create_sft): Likewise.
19970 (create_overlap_variables_for): Likewise.
19971 (find_used_portions): Likewise.
19972 (create_structure_vars): Likewise.
19973 * tree.def (STRUCT_FIELD_TAG): Remove.
19974 * tree.h (MTAG_P): Adjust.
19975 (struct tree_memory_tag): Remove base_for_components and
19976 unpartitionable flags.
19977 (struct tree_struct_field_tag): Remove.
19978 (SFT_PARENT_VAR): Likewise.
19979 (SFT_OFFSET): Likewise.
19980 (SFT_SIZE): Likewise.
19981 (SFT_NONADDRESSABLE_P): Likewise.
19982 (SFT_ALIAS_SET): Likewise.
19983 (SFT_UNPARTITIONABLE_P): Likewise.
19984 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19985 (union tree_node): Remove sft field.
19986 * alias.c (get_alias_set): Remove special handling of SFTs.
19987 * print-tree.c (print_node): Remove handling of SFTs.
19988 * tree-dump.c (dequeue_and_dump): Likewise.
19989 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19990 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19991 * tree-predcom.c (set_alias_info): Do not set subvars.
19992 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19993 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19994 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19995 (add_vars_for_offset): Remove.
19996 (add_virtual_operand): Remove special handling of SFTs.
19997 (add_call_clobber_ops): Likewise.
19998 (add_call_read_ops): Likewise.
19999 (get_asm_expr_operands): Likewise.
20000 (get_modify_stmt_operands): Likewise.
20001 (get_expr_operands): Likewise.
20002 (add_to_addressable_set): Likewise.
20003 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
20004 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20005 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
20006 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
20007 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
20008 (tree_node_structure): Likewise.
20009 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
20011 (find_what_p_points_to): Likewise.
20013 2008-05-08 Sa Liu <saliu@de.ibm.com>
20015 * config/spu/spu.md: Fixed subti3 pattern.
20017 2008-05-08 Richard Guenther <rguenther@suse.de>
20019 PR middle-end/36154
20020 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20021 sure to create a representative for trailing arrays for PTA.
20023 2008-05-08 Richard Guenther <rguenther@suse.de>
20025 PR middle-end/36172
20026 * fold-const.c (operand_equal_p): Two objects which types
20027 differ in pointerness are not equal.
20029 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20031 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20032 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20033 (emit_library_call_value_1): Add new variable fndecl initialized by
20034 NULL_TREE. It should be the decl type of orgfun, but this information
20035 seems not to be available here, so it uses the default calling abi.
20036 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20037 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20038 by TARGET_RETURN_IN_MEMORY.
20039 * config/i386/i386-interix.h: Likewise.
20040 * config/i386/i386.h: Likewise.
20041 * config/i386/i386elf.h: Likewise.
20042 * config/i386/ptx4-i.h: Likewise.
20043 * config/i386/sol2-10.h: Likewise.
20044 * config/i386/sysv4.h: Likewise.
20045 * config/i386/vx-common.h: Likewise.
20046 * config/cris/cris.h: Removed #if 0 clause.
20047 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20048 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20050 (ix86_sol10_return_in_memory): Likewise.
20051 (ix86_i386elf_return_in_memory): New.
20052 (ix86_i386interix_return_in_memory): New.
20053 * config/mt/mt-protos.h (mt_return_in_memory): New.
20054 * config/mt/mt.c: Likewise.
20055 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20056 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20057 * config/bfin/bfin.h: Likewise.
20058 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20060 * config/bfin/bfin.c: Likewise.
20061 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20062 * config/alpha/unicosmk.h: Likewise.
20063 * config/i386/cygming.h: Likewise.
20064 * config/iq2000/iq2000.h: Likewise.
20065 * config/mips/mips.h: Likewise.
20066 * config/mn10300/mn10300.h: Likewise.
20067 * config/rs6000/rs6000.h: Likewise.
20068 * config/score/score.h: Likewise.
20069 * config/spu/spu.h: Likewise.
20070 * config/v850/v850.h: Likewise.
20071 * defaults.h: Likewise.
20072 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20073 * expr.c (emit_block_move): Adjust use of
20074 OUTGOING_REG_PARM_STACK_SPACE.
20075 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20076 OUTGOING_REG_PARM_STACK_SPACE.
20077 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20079 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20081 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20082 on OMP_RETURN for OMP_FOR.
20085 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20086 (fortran_common): New function.
20087 (gen_variable_die): Call fortran_common instead of common_check,
20088 adjust for it returning tree instead of rtx. Formatting.
20090 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20094 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20095 * c-decl.c (merge_decls): Ditto.
20096 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20097 to RTL_CONST_OR_PURE_CALL_P.
20098 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20099 Initialized DECL_LOOPING_CONST_PURE.
20100 (process_call_operands): Set tree_side_effects properly.
20101 * tree.h (TREE_READONLY_DECL_P): Removed.
20102 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20103 (DECL_LOOPING_OR_CONST_P): New macro.
20104 (struct tree_function_decl): Added looping_const_or_pure_p.
20105 (ECF_*) Renumbered.
20106 (ECF_LOOPING_OR_CONST_P): New macro.
20107 * rtlanal.c (pure_const_p): Removed.
20108 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20109 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20110 to RTL_CONST_CALL_P.
20111 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20112 (check_decl, check_tree, check_call, scan_function): Initialize
20114 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20115 (static_execute): Set looping true for recursive functions.
20116 Undo setting state to IPA_NEITHER for recursive functions.
20117 * cse.c (cse_insn):
20118 * ifcvt.c (noce_can_store_speculate_p): Changed
20119 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20120 RTL_CONST_OR_PURE_CALL_P.
20121 * dse.c (scan_insn): Ditto.
20122 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20123 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20124 RTL_CONST_OR_PURE_CALL_P.
20125 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20126 pure_call_p to RTL_CONST_CALL_P.
20127 * gimplify.c (gimplify_call_expr): Clear side effects for
20128 non-looping pure and constant calls.
20129 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20130 (flags_from_decl_or_type): Set ecf flags from decl flags.
20131 (initialize_argument_information): Turn off
20132 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20133 Change const to pure if callee_copies is true rather than just
20135 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20136 way of marking pure calls.
20137 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20138 Remove hack that was supposed to fix pr7335 and remove old
20139 way of marking pure calls.
20140 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20141 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20142 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20143 RTL_CONST_OR_PURE_CALL_P.
20144 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20145 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20146 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20147 * sched-deps.c (schedule_analyze): Ditto.
20148 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20149 return_val field of calls to represent pure and const function info.
20150 (CONST_OR_PURE_CALL_P): Deleted macro.
20151 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20152 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20153 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20155 * tree-optimize.c (execute_fixup_cfg): Added test for
20156 ECF_LOOPING_CONST_OR_PURE.
20157 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20159 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20160 effects for looping pure or const calls.
20161 (verify_gimple_expr): Added verification code.
20162 * config/alpha/alpha.c (alpha_legitimize_address,
20163 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20165 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20166 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20167 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20168 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20169 RTL_CONST_OR_PURE_CALL_P.
20170 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20171 and const calls to be deleted.
20173 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20176 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20177 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20178 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20179 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20180 to handle nonimmediate operands.
20181 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20182 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20183 to handle nonimmediate operands.
20184 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20185 (mmx_pmulhrwv4hi3): New expander. Use
20186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20187 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20188 (sse2_umulv1siv1di3): New expander. Use
20189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20190 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20191 (mmx_eq<mode>3): New expander. Use
20192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20193 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20194 (mmx_uavgv8qi3): New expander. Use
20195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20196 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20197 (mmx_uavgv4hi3): New expander. Use
20198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20200 * config/i386/sse.md
20201 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20202 to handle nonimmediate operands.
20203 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20204 to handle nonimmediate operands.
20205 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20206 to handle nonimmediate operands.
20207 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20208 to handle nonimmediate operands.
20209 (sse2_unpckhpd_exp): New expander. Use
20210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20211 (sse2_unpcklpd_exp): New expander. Use
20212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20213 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20214 to handle nonimmediate operands.
20215 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20216 to handle nonimmediate operands.
20217 (*sse2_<plusminus_insn><mode>3): Rename from
20218 sse2_<plusminus_insn><mode>3 insn pattern.
20219 (sse2_<plusminus_insn><mode>3): New expander. Use
20220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20221 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20222 (sse2_umulv2siv2di3): New expander. Use
20223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20224 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20225 (sse4_1_mulv2siv2di3): New expander. Use
20226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20227 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20228 (sse2_pmaddwd): New expander. Use
20229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20230 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20231 (sse2_eq<mode>3): New expander. Use
20232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20233 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20234 (sse4_1_eqv2di3): New expander. Use
20235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20236 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20237 (sse2_uavgv16qi3): New expander. Use
20238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20239 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20240 (sse2_uavgv16qi3): New expander. Use
20241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20242 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20243 (sse2_uavgv8hi3): New expander. Use
20244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20245 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20246 (ssse3_pmulhrswv8hi3): New expander. Use
20247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20248 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20249 (ssse3_pmulhrswv4hi3): New expander. Use
20250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20252 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20253 (<sse>_vmmul<mode>3): Ditto.
20254 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20256 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20257 (ssse3_pmaddubsw): Ditto.
20259 * config/i386/i386.c (struct_builtin_description)
20260 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20261 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20262 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20263 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20264 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20265 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20266 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20267 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20268 (ix86_fixup_binary_operands): Assert that src1
20269 and src2 must have the same mode when swapped.
20270 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20271 and ix86_binary_operator_ok. Do not force operands in registers
20274 2008-05-07 Jan Hubicka <jh@suse.cz>
20276 * cgraph.c (dump_cgraph_node): Update.
20277 * cgraph.h (cgraph_local_info): Break out inline summary.
20278 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20280 * ipa-inline (inline_summary): New accestor function.
20281 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20282 cgraph_decide_inlining, compute_inline_parameters): Update.
20283 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20285 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20287 Cleanup ColdFire scheduling support and add V4 pipeline model.
20289 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20290 (define_attr cpu): Add cfv4 value.
20291 (define_attr type, define_attr type1): Merge into a single 'type'
20292 attribute. Update all uses.
20293 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20294 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20296 (define_attr opx_mem, define_attr opy_mem): Remove.
20297 (define_attr op_mem): Clean up, update comment.
20298 (define_attr size): Use specific values instead of general int.
20299 (define_attr guess, define_attr split): Remove. Update all uses.
20300 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20301 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20302 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20303 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20304 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20305 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20306 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20307 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20308 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20309 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20310 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20311 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20312 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20313 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20314 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20315 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20316 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20317 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20318 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20319 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20320 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20321 Update or set attributes.
20322 (stack_tie): New fake instruction.
20324 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20325 (m68k_sched_attr_size): Update declaration.
20326 (m68k_sched_attr_type2): Remove.
20327 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20328 Declare new bypass predicates.
20330 * config/m68k/m68k.c (m68k_sched_issue_rate,
20331 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20333 (TARGET_SCHED_ISSUE_RATE,
20334 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20335 (override_options): Handle scheduling for ColdFire V4 core.
20336 (m68k_expand_prologue): Emit stack_tie.
20337 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20338 'OP_TYPE_FPN'. Update all uses.
20339 (sched_guess_p): Remove.
20340 (sched_address_type): Handle symbolic addresses.
20341 (sched_get_operand): New static function.
20342 (sched_operand_type): Merge into sched_attr_op_type.
20343 (sched_attr_op_type): Handle FP registers, handle quick constants,
20345 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20346 (m68k_sched_attr_size): Update. Move logic to ...
20347 (sched_get_attr_size_int): New static function.
20348 (sched_get_opxy_mem_type): New static function.
20349 (m68k_sched_attr_op_mem): Update.
20350 (m68k_sched_attr_type2): Remove.
20351 (sched_cfv4_bypass_data): New static variable.
20352 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20353 (m68k_sched_issue_rate): Implement scheduler hook.
20354 (struct _sched_ib: enabled_p): New field.
20355 (m68k_sched_variable_issue): Update. Handle V4.
20356 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20357 sched_dump_class_func_t, sched_dump_split_class,
20358 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20359 sched_dump_dfa_class, m68k_sched_dump): Remove.
20360 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20362 (m68k_sched_init_global): Remove statisctics dumping, introduce
20363 sanity check that all instructions have pipeline reservations. Handle
20365 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20366 Handle ColdFire V4 core.
20367 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20368 New static functions.
20369 (m68k_sched_address_bypass_p): New bypass predicate.
20370 (sched_get_indexed_address_scale): New static function.
20371 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20373 * cf.md: Update comments.
20374 (define_attr type2): Remove. Use 'type' attribute instead.
20376 (cf_ib): Rename to cfv123_ib. Update all uses.
20377 (cf_oep): Rename to cfv123_oep. Update all uses.
20378 (cf_chr): Rename to cfv123_chr. Update all uses.
20379 (cf_mem): Rename to cfv123_mem. Update all uses.
20380 (cf_mac): Move to more appropriate place.
20381 (cfv123_guess): New automaton and cpu_unit.
20382 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20383 Update uses of 'size' attribute. Handle before reload scheduling.
20384 (cfv123_guess): New dummy reservation for unhandled instructions.
20385 (cfv4_*): Pipeline description of ColdFire V4 core.
20386 (ignore): New reservation to handle 'ignore' type.
20388 2008-05-07 Ian Lance Taylor <iant@google.com>
20390 PR middle-end/36013
20391 * gimplify.c (find_single_pointer_decl_1): Don't look through
20393 (find_single_pointer_decl): Adjust comments.
20395 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20397 PR middle-end/36137
20398 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20399 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20401 PR middle-end/36106
20402 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20403 integral type rather than floating point, then VIEW_CONVERT_EXPR
20404 to the floating point type.
20406 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20408 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20409 TFmode op0 to register.
20411 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20413 * c-decl.c (grokdeclarator): Comment typo.
20415 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20417 * tree-flow.h: Remove prototype for computed_goto_p.
20418 * tree-cfg.c (computed_goto_p): Make static.
20420 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20423 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20424 (contains_aligned_value_p): This. Handle _Decimal128.
20425 (ix86_function_arg_boundary): Only align _Decimal128 to its
20426 natural boundary and handle it properly.
20428 2008-05-06 Martin Jambor <mjambor@suse.cz>
20430 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20431 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20432 (ipcp_method_set_orig_node): Removed.
20433 (ipcp_cval_get_cvalue_type): Removed.
20434 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20435 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20436 (ipcp_cval_set_cvalue_type): Removed.
20437 (ipcp_cval_get_cvalue): Removed.
20438 (ipcp_cval_set_cvalue): Removed.
20439 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20440 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20441 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20442 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20443 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20444 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20445 (ipcp_get_ith_lattice): Changed parameters.
20446 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20447 (ipcp_lattice_from_jfunc): Changed parameters.
20448 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20449 (ipcp_method_cval_print): Added temporary variable info.
20450 (ipcp_redirect): Removed already unused local variable caller.
20451 (ipcp_redirect): New temporary variable orig_callee_info
20452 (ipcp_redirect): Removed newly unused local variable callee.
20453 (ipcp_redirect): Removed (a bit confusing) local variable type.
20454 (ipcp_insert_stage): Added local variable info.
20455 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20457 (ipcp_formal_create): Removed.
20458 (ipcp_method_cval_set): Removed.
20459 (ipcp_propagate_stage): Renamed lattice variables.
20460 (ipcp_method_cval_set_cvalue_type): Removed.
20461 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20462 (ipcp_print_all_lattices): Changed printed strings to refer to
20463 lattices rather than cvals.
20464 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20465 (ipcp_propagate_const): Changed formal parameters.
20466 (build_const_val): Changed formal parameters.
20467 (ipcp_insert_stage): Removed useless variable cvalue
20468 (build_const_val): Changed formal parameters.
20469 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20470 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20471 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20472 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20473 (ipcp_print_func_profile_counts): Changed string from "method" to
20475 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20476 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20477 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20478 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20479 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20480 (ipcp_lat_is_const): Changed parameters and made inline.
20481 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20482 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20483 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20484 the predicate condition directly
20485 (ipcp_propagate_stage): Added local variable args. Removed local
20486 variable callee. (Both are mere code simplifications.)
20487 (ipcp_method_dont_insert_const): Renamed to
20488 ipcp_node_not_modifiable_p.
20489 (ipcp_node_not_modifiable_p): Made inline.
20490 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20491 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20492 (ipcp_print_all_lattices): Removed variable cvalue
20493 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20496 2008-05-06 Olivier Hainque <hainque@adacore.com>
20498 * tree-sra.c (try_instantiate_multiple_fields): Early return
20499 if field has POINTER_TYPE.
20501 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20503 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20504 by using 'q' specifier for instruction.
20505 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20507 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20509 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20510 Change mode of zero_extract from QImode to HImode.
20511 (sign bit tests peepholes): (Ditto.).
20513 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20515 * config/i386/mmx.md: Remove double backslashes from asm templates.
20516 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20517 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20518 to handle nonimmediate operands.
20519 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20520 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20521 to handle nonimmediate operands.
20522 (*mmx_<code>v2sf3_finite): New insn pattern.
20523 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20524 (mmx_<code>v2sf3): New expander. Use
20525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20526 (mmx_<plusminus_insn><mode>3): New expander. Use
20527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20528 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20529 (mmx_add<mode>3): Removed.
20530 (mmx_ssadd<mode>3): Ditto.
20531 (mmx_usadd<mode>3): Ditto.
20532 (mmx_sub<mode>3): Ditto.
20533 (mmx_sssub<mode>3): Ditto.
20534 (mmx_ussub<mode>3): Ditto.
20535 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20536 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20537 to handle nonimmediate operands.
20538 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20540 (mmx_smulv4hi3_highpart): New expander. Use
20541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20542 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20544 (mmx_umulv4hi3_highpart): New expander. Use
20545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20546 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20547 (mmx_<code>v4hi3): New expander. Use
20548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20549 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20550 (mmx_<code>v8qi3): New expander. Use
20551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20552 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20553 (mmx_<code><mode>3): New expander. Use
20554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20556 2008-05-05 Jan Hubicka <jh@suse.cz>
20558 PR tree-optimization/36118
20559 * passes.c (pass_init_dump_file): Fix dump header.
20561 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20563 PR middle-end/36141
20564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20565 VCE for function decls.
20567 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20569 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20571 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20573 * config/i386/i386.md (sat_plusminus): New.
20574 (plusminus_insn): Likewise.
20575 (plusminus_mnemonic): Likewise.
20577 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20578 (*<addsub><mode>3_cc_overflow): Renamed to ...
20579 (*<plusminus_insn><mode>3_cc_overflow): This.
20580 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20581 (*<plusminus_insn>si3_zext_cc_overflow): This.
20583 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20584 (<plusminus_insn><mode>3): This.
20585 (*<addsub><mode>3): Renamed to ...
20586 (*<plusminus_insn><mode>3): This.
20587 (<sse>_vm<addsub><mode>3): Renamed to ...
20588 (<sse>_vm<plusminus_insn><mode>3): This.
20589 (sse3_h<addsub>v4sf3): Renamed to ...
20590 (sse3_h<plusminus_insn>v4sf3): This.
20591 (sse3_h<addsub>v2df3): Renamed to ...
20592 (sse3_h<plusminus_insn>v2df3): This.
20593 (<plusminus_insn><mode>3): New.
20594 (*<plusminus_insn><mode>3): Likewise.
20595 (sse2_<plusminus_insn><mode>3): Likewise.
20596 (add<mode>): Removed.
20597 (*add<mode>3): Likewise.
20598 (sse2_ssadd<mode>3): Likewise.
20599 (sse2_usadd<mode>3): Likewise.
20600 (sub<mode>3): Likewise.
20601 (*sub<mode>3): Likewise.
20602 (sse2_sssub<mode>3): Likewise.
20603 (sse2_ussub<mode>3): Likewise.
20605 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20607 * gthr-single.h: Add in required interface elements as per gthr.h.
20608 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20609 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20610 Generalize UNUSED macro.
20611 (__gthread_once): Add.
20612 (__gthread_key_create): Add.
20613 (__gthread_key_delete): Add.
20614 (__gthread_getspecific): Add.
20615 (__gthread_setspecific): Add.
20617 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20620 the same size types for the indirect reference on the rhs, then
20623 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20625 * config/i386/i386.md
20626 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20627 one insn template instead of template series.
20628 (*xordi_1_rex64): Ditto.
20629 (*xordi_2_rex64): Ditto.
20631 2008-05-05 Ira Rosen <irar@il.ibm.com>
20633 PR tree-optimization/36119
20634 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20637 2008-06-04 Jan Hubicka <jh@suse.cz>
20639 tree-optimization/36100
20640 * tree-pass.h (pass_O0_always_inline): Declare.
20641 * ipa-inline.c (inline_transform): Remove dead code.
20642 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20643 pass_O0_always_inline): New.
20644 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20646 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20648 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20649 mnemonic in this_param move for TARGET_64BIT.
20651 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20653 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20654 (*strmovsi_rex_1): Ditto.
20655 (*strsetsi_1): Ditto.
20656 (*strsetsi_rex_1): Ditto.
20658 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20659 adddicc expanders using SWI mode iterator.
20661 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20664 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20667 2008-05-04 David S. Miller <davem@davemloft.net>
20669 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20670 (sparc*-*-linux*): Use linux.h in tm_file.
20671 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20672 compiler defaulting to 32-bit.
20673 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20675 * config/sparc/linux.h: Remove definitions now obtained
20676 properly from linux.h
20677 * config/sparc/linux64.h: Likewise.
20678 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20679 don't want this setting for 32-bit builds in a biarch compiler.
20680 * doc/install.texi: Add sparc-linux to list of targets
20681 supporting --enable-targets=all.
20683 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20685 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20687 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20689 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20690 after V4SI_FTYPE_V8HI.
20691 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20692 case V4SI_FTYPE_V2DF.
20694 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20696 * doc/invoke.texi (max-flow-memory-locations): Removed.
20697 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20699 2008-05-03 Richard Guenther <rguenther@suse.de>
20701 PR middle-end/34973
20702 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20704 2008-05-02 David S. Miller <davem@davemloft.net>
20706 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20708 2008-05-02 Simon Baldwin <simonb@google.com>
20711 * c-common.h (warn_array_subscript_range): Removed.
20712 * c-common.c (warn_array_subscript_range): Ditto.
20713 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20714 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20716 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20718 * config/i386/i386.c (ix86_special_builtin_type): New.
20719 (bdesc_special_args): Likewise.
20720 (ix86_expand_special_args_builtin): Likewise.
20721 (ix86_init_mmx_sse_builtins): Updated.
20722 (ix86_expand_builtin): Updated.
20723 (ix86_expand_store_builtin): Removed.
20724 (ix86_expand_unop_builtin): Likewise.
20726 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20727 * config/i386/mmintrin.h (__v2sf): Here.
20729 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20731 (_mm_loadl_pi): Likewise.
20732 (_mm_storeh_pi): Replace __v2si with __v2sf.
20733 (_mm_storel_pi): Likewise.
20735 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20736 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20737 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20738 __builtin_ia32_loadlpd.
20740 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20742 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20743 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20744 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20745 (ix86_init_mmx_sse_builtins): Updated.
20746 (ix86_expand_args_builtin): Likewise.
20747 (ix86_expand_builtin): Likewise.
20748 (ix86_expand_unop1_builtin): Renamed to ...
20749 (ix86_expand_unop_vec_merge_builtin): This.
20751 2008-05-01 Jan Hubicka <jh@suse.cz>
20754 * ipa-inline.c (inline_generate_summary): Make static.
20755 (inline_transform): Do not call inlining at -O0; make static.
20756 * passes.c (execute_todo): Add sanity check.
20757 (execute_one_ipa_transform_pass): Execute proper flags.
20759 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20761 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20762 (DECL_NONADDRESSABLE_P): Likewise.
20763 * alias.c (record_component_aliases): Fix comment.
20765 2008-05-01 Simon Baldwin <simonb@google.com>
20767 * c-common.h (warn_array_subscript_range): New function.
20768 * c-common.c (warn_array_subscript_range): Ditto.
20769 * tree-vrp.c (check_array_ref): Corrected code to agree with
20770 comment, ignoring only arrays of size 0 or size 1.
20771 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20775 * config/i386/i386.c (ix86_builtin_type): Replace
20776 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20777 (bdesc_args): Updated.
20778 (ix86_init_mmx_sse_builtins): Likewise.
20779 (ix86_expand_args_builtin): Likewise.
20781 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20784 * doc/extend.texi: Correct __builtin_ia32_palignr.
20786 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20789 * config/i386/i386.c (bdesc_crc32): Removed.
20790 (ix86_expand_crc32): Likewise.
20791 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20792 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20793 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20794 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20795 UINT_FTYPE_UINT_UCHAR.
20796 (bdesc_args): Updated. Add crc32 builtins.
20797 (ix86_init_mmx_sse_builtins): Updated.
20798 (ix86_expand_args_builtin): Updated to support subreg.
20800 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20802 2008-05-01 Jan Hubicka <jh@suse.cz>
20804 * tree-pass.h (opt_pass): Add IPA_PASS.
20805 (varpool_node, cgraph_node): Forward declare.
20806 (ipa_opt_pass): Define.
20807 (pass_ipa_inline): Turn into ipa_opt_pass.
20808 (pass_apply_inline): Remove.
20809 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20810 (apply_inline): Turn into ....
20811 (inline_transform): ... this one.
20812 (inline_generate_summary): New function.
20813 (pass_apply_inline): Remove.
20814 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20816 (struct function): Add ipa_transforms_to_apply.
20817 * passes.c (register_one_dump_file): Work on IPA_PASS.
20818 (init_optimization_passes): Remove pass_inline_parameters and
20820 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20821 (execute_one_pass) ... here; apply transforms when possible.
20822 (add_ipa_transform_pass, execute_ipa_summary_asses,
20823 execute_one_ipa_transform_pass): New.
20824 (execute_ipa_pass_list): Update for IPA_PASS type.
20826 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20828 * config/i386/i386.c (ix86_builtin_type): Add
20829 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20830 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20831 (bdesc_args): Add SSE4a builtins.
20832 (ix86_init_mmx_sse_builtins): Updated.
20833 (ix86_expand_args_builtin): Likewise.
20834 (ix86_expand_builtin): Likewise.
20836 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20838 * config/i386/i386.c (ix86_builtin_type): Add
20839 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20840 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20841 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20842 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20843 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20844 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20845 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20846 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20847 and DI_FTYPE_DI_DI_INT.
20848 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20849 (ix86_init_mmx_sse_builtins): Updated.
20850 (ix86_expand_args_builtin): Likewise.
20851 (ix86_expand_builtin): Likewise.
20852 (ix86_expand_binop_imm_builtin): Removed.
20854 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20856 2008-04-30 Richard Guenther <rguenther@suse.de>
20858 PR tree-optimization/32921
20859 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20861 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20863 * config/arm/arm.c (arm_unwind_emit): Use
20864 crtl->all_throwers_are_sibcalls instead of
20865 cfun->all_throwers_are_sibcalls.
20866 (arm_output_fn_unwind): Likewise.
20867 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20868 instead of cfun->uses_pic_offset_table.
20869 (frv_expand_prologue): Likewise.
20870 (frv_frame_pointer_required): Likewise.
20871 (frv_expand_fdpic_call): Likewise.
20872 (frv_emit_movsi): Likewise.
20873 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20874 cfun->returns_pcc_struct instead of
20875 current_function_returns_pcc_struct.
20876 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20877 instead of cfun->calls_eh_return.
20878 (m32c_pushm_popm): Likewise.
20879 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20880 "extern" declaration.
20882 2008-04-30 Richard Guenther <rguenther@suse.de>
20884 PR tree-optimization/21636
20885 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20887 (evaluate_stmt): Print the likely value.
20888 (ccp_visit_stmt): Avoid excessive vertical spacing.
20890 2008-04-30 Rafael Espíndola <espindola@google.com>
20892 * builtins.c (fold_call_expr): Return realret.
20893 * tree-ssa-threadedge.c
20894 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20895 __builtin_object_size.
20897 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20899 * gcc.c (wrapper_string): New variable.
20900 (insert_wrapper): New function.
20901 (execute): New option -wrapper.
20902 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20904 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20906 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20907 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20908 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20910 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20911 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20912 config/rs6000/e500crtres64gprctr.asm,
20913 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20914 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20915 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20916 config/rs6000/e500crtsav64gprctr.asm,
20917 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20918 config/rs6000/e500crtsavg64gprctr.asm: New files.
20919 * config/rs6000/t-ppccomm: Add build rules for new files.
20920 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20921 * config/rs6000/t-netbsd: Add build rules for new files.
20922 (LIB2FUNCS_STATIC_EXTRA): New variable.
20923 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20924 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20925 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20927 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20929 * config/i386/i386.c (ix86_builtin_type): Add
20930 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20931 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20932 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20933 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20934 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20935 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20936 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20937 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20938 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20939 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20940 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20941 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20942 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20943 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20944 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20945 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20946 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20947 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20948 V1DI_FTYPE_V2SI_V2SI.
20949 (bdesc_2arg): Moved to ...
20950 (bdesc_args): Here.
20951 (ix86_init_mmx_sse_builtins): Updated.
20952 (ix86_expand_args_builtin): Updated. Take a pointer
20953 to const struct builtin_description. Handle comparison
20955 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20956 (ix86_expand_builtin): Updated.
20958 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20959 (ssse3_pmaddubsw128): This.
20960 (ssse3_pmaddubswv4hi3): Renamed to ...
20961 (ssse3_pmaddubsw): This.
20963 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20964 (__builtin_ia32_packssdw128): Likewise.
20965 (__builtin_ia32_packuswb128): Likewise.
20966 (__builtin_ia32_pmaddubsw): Likewise.
20967 (__builtin_ia32_pmaddubsw128): Likewise.
20969 2008-04-30 Richard Guenther <rguenther@suse.de>
20971 PR tree-optimization/14847
20972 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20973 (recognize_bits_test): Use it.
20974 (recognize_single_bit_test): Likewise.
20976 2008-04-30 Martin Jambor <mjambor@suse.cz>
20978 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20979 instead of setting number of formal parameters to zero.
20980 (ipcp_init_stage): Do not set the number of actual parameters to zero
20982 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20983 which are called with variable number of arguments.
20984 (ipcp_insert_stage): Explicitely skipping all nodes which are
20985 called with variable number of arguments.
20986 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20987 number of parameters.
20989 * ipa-prop.h (struct ipa_node_params): Added flag
20990 called_with_var_arguments
20991 (ipa_set_param_count): Added. Changed sole setter to use it.
20992 (ipa_get_param_count): Added. All readers of param_count
20993 converted to use it instead.
20994 (ipa_set_called_with_variable_arg): Added.
20995 (ipa_is_called_with_var_arguments): Added.
20996 (ipa_get_ith_param): Added. All readers of param_decls converted
20998 (ipa_set_cs_argument_count): Added, sole writer to argument_count
21000 (ipa_get_cs_argument_count): Added, all readers of argument_count
21002 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
21005 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
21006 (struct ipcp_lattice): Renamed cval_type to type
21007 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
21009 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
21010 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
21011 (ipcp_insert_stage): Changed the type of variable cvalue to tree
21012 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21013 (build_const_val): Changed the type of parameter cvalue to tree
21014 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21015 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21017 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21020 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21021 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21022 (ipa_add_method): Renamed to ipa_push_func_to_list
21023 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21024 (ipa_callsite_param_count): Removed.
21025 (ipa_callsite_param_count_set): Removed.
21026 (ipa_callsite_param): Removed.
21027 (ipa_callsite_callee): Removed.
21028 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21029 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21030 (ipa_method_formal_count): Removed.
21031 (ipa_method_formal_count_set): Removed.
21032 (ipa_method_get_tree): Removed.
21033 (ipa_method_tree_map_create): Removed.
21034 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21035 (ipa_create_param_decls_array): Creates the array itself
21036 (ipa_create_param_decls_array): Temporary variable info instead of
21037 a few dereferences.
21038 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21039 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21040 (get_type): Removed.
21041 (ipa_jf_get_info_type): Removed.
21042 (ipa_node_create): Renamed to ipa_create_node_params
21043 (ipa_free): Renamed to ipa_free_all_node_params
21044 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21045 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21046 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21047 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21048 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21049 ipa_free_all_edge_args
21050 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21051 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21052 (ipa_create_methodlist_node): Removed.
21053 (ipa_methodlist_method): Removed.
21054 (ipa_methodlist_method_set): Removed.
21055 (ipa_methodlist_next_method): Removed.
21056 (ipa_methodlist_next_method_set): Removed.
21057 (ipa_method_is_modified): Removed.
21058 (ipa_method_modify_create): Removed.
21059 (ipa_method_modify_init): Temporary variable info instead of a few
21061 (ipa_detect_param_modifications): Temporary variable info instead of
21062 a few dereferences.
21063 (ipa_compute_jump_functions): Temporary variable info instead of
21064 a few dereferences.
21065 (ipa_method_modify_set): Removed.
21066 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21067 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21068 than craph_node as the first parameter.
21069 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21070 (ipa_method_modify_init): Removed.
21071 (ipa_compute_jump_functions): Added a temp variable instead of
21072 repeatadly dereferencing the cgraph_edge.aux pointer
21073 (ipa_callsite_param_set_type): Removed.
21074 (ipa_compute_jump_functions): i renamed to index and moved to
21076 (ipa_callsite_param_set_info_type_formal): Removed.
21077 (ipa_callsite_param_set_info_type): Removed.
21078 (ipa_callsite_param_map_create): Removed.
21079 (ipa_callsite_tree): Removed.
21080 (ipa_callsite_caller): Removed.
21081 (ipa_pop_func_from_list): return_method removed to return_func
21083 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21084 prefixed all values with IPA_. Changed all users.
21085 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21086 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21087 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21088 (union parameter_info): Renamed to jump_func_value.
21089 (union jump_func_value): Renamed value to constant
21090 (struct ipa_jump_func): Renamed info_type to value
21091 (struct ipa_node): Renamed to ipa_node_params
21092 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21093 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21094 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21095 (struct ipa_edge): Renamed to ipa_edge_args
21096 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21097 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21098 (struct ipa_methodlist): Renamed to ipa_func_list
21099 (struct ipa_func_list): method_p renamed to node, next_method
21101 (ipa_methodlist_p): Removed, switched all users to struct pointer
21102 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21104 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21106 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21107 (rs6000_emit_epilogue): Use backchain to restore only when we
21108 have a large frame. Make use of frame pointer to restore if we
21109 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21111 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21113 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21114 Add mode to zero_extract.
21115 (sign bit tests peepholes): (Ditto.).
21117 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21119 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21120 Instructions in comments with SSE3.
21121 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21122 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21123 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21124 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21125 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21126 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21127 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21128 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21129 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21130 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21131 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21132 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21133 (bdesc_sse_args): Renamed to ...
21134 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21135 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21136 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21137 IX86_BUILTIN_FABSQ.
21138 (bdesc_1arg): Moved to ...
21139 (bdesc_args): Here.
21140 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21141 Instructions in comments with SSE3.
21142 (ix86_expand_sse_operands_builtin): Renamed to ...
21143 (ix86_expand_args_builtin): This. Updated.
21144 (ix86_expand_unop1_builtin): Update comments.
21145 (ix86_expand_builtin): Updated.
21147 2008-04-29 Richard Guenther <rguenther@suse.de>
21149 PR tree-optimization/36078
21150 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21151 Update virtual SSA form after cleaning up the CFG.
21153 2008-04-29 Richard Guenther <rguenther@suse.de>
21155 PR middle-end/15255
21156 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21158 2008-04-29 Richard Guenther <rguenther@suse.de>
21160 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21161 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21162 (compute_flow_insensitive_aliasing): Do not treat
21163 PTR_IS_REF_ALL pointers special.
21164 (get_smt_for): Likewise.
21165 (may_alias_p): Re-structure.
21166 (is_escape_site): A ref-all pointer conversion is not an escape site.
21167 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21168 PTR_IS_REF_ALL pointers special.
21169 * tree-ssa-structalias.h (struct alias_info): Remove
21170 ref_all_symbol_mem_tag field.
21171 (PTR_IS_REF_ALL): Remove.
21173 2008-04-29 Richard Guenther <rguenther@suse.de>
21175 PR middle-end/36077
21176 * fold-const.c (extract_muldiv_1): In combining division constants
21177 make sure to never overflow.
21179 2008-04-29 Nick Clifton <nickc@redhat.com>
21181 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21183 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21186 * optc-gen.awk: Work around HP-UX/IA awk bug.
21188 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21190 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21193 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21196 * config/i386/i386.md
21197 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21198 Change operand 1 predicate to nonimmediate_operand.
21200 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21203 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21205 * gengtype.c (walk_type, write_func_for_structure): Handle
21207 * doc/gty.texi: Document chain_circular.
21209 2008-04-28 Richard Guenther <rguenther@suse.de>
21211 PR tree-optimization/36066
21212 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21215 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21218 * config/i386/i386.md
21219 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21220 Use match_scratch instead of match_operand for operands 3 and 4.
21222 2008-04-27 Richard Guenther <rguenther@suse.de>
21224 PR tree-optimization/18754
21225 PR tree-optimization/34223
21226 * tree-pass.h (pass_complete_unrolli): Declare.
21227 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21228 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21229 Rewrite loop into loop closed SSA form if it is not already.
21230 (tree_unroll_loops_completely): Re-structure to iterate over
21231 innermost loops with intermediate CFG cleanups.
21232 Unroll outermost loops only if requested or the code does not grow
21234 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21235 loops are available.
21236 (tree_vectorize): Instead do so here.
21237 (tree_complete_unroll): Also unroll outermost loops.
21238 (tree_complete_unroll_inner): New function.
21239 (gate_tree_complete_unroll_inner): Likewise.
21240 (pass_complete_unrolli): New pass.
21241 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21242 uses outside of the loop.
21243 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21244 form if it is available.
21245 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21246 * passes.c (init_optimization_passes): Schedule complete inner
21247 loop unrolling pass before the first CCP pass after final inlining.
21249 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21251 * targhooks.h (default_emutls_var_fields,
21252 default_emutls_var_init): Declare.
21253 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21254 * target.h (struct gcc_target): Add struct emutls member.
21255 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21256 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21257 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21258 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21259 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21260 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21261 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21262 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21263 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21264 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21265 emit debug information.
21266 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21267 * varasm.c: Include targhooks.h.
21268 (emutls_object_section, emutls_tmpl_section): New.
21269 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21270 (EMUTLS_SEPARATOR): New.
21271 (prefix_name): New.
21272 (get_emutls_object_name): New.
21273 (default_emutls_var_fields): New, broken out of ...
21274 (get_emutls_object_type): ... here. Adjust to use target hooks.
21275 (get_emutls_init_templ_addr): Adjust to use target hooks.
21276 (emutls_decl): Adjust to use target hooks.
21277 (emutls_finish): Likewise.
21278 (default_emutls_var_init): New, broken out of ...
21279 (assemble_variable): ... here. Adjust to use target hooks.
21280 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21281 SECCAT_EMUTLS_TMPL.
21282 * c-common.c (handle_section_attribute): Prevent overriding
21283 sections for emulated tls with special sections.
21284 * config/i386/i386.c (x86_64_elf_select_section): Add
21285 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21286 (x86_64_elf_unique_section): Likewise.
21287 * config/vxworks.c: Include tree.h.
21288 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21289 (vxworks_override_options): Set TLS scheme.
21290 * doc/tm.texi (Emulated TLS): New node.
21292 2008-04-26 Simon Baldwin <simonb@google.com>
21295 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21296 with propagated string constants.
21298 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21300 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21301 constraint for operand 2 when operand 0 is memory operand.
21302 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21303 operand 0 is memory operand.
21304 (fix_trunc<mode>_i387_with_temp): Ditto.
21305 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21306 operand 2 when operand 1 is memory operand.
21307 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21308 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21309 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21310 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21311 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21312 operands 2,3 and 4 when operand 1 is memory operand.
21313 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21315 (fistdi2_floor_with_temp): Ditto.
21316 (fist<mode>2_floor_with_temp): Ditto.
21317 (fistdi2_ceil_with_temp): Ditto.
21318 (fist<mode>2_ceil_with_temp): Ditto.
21319 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21321 2008-04-26 David Daney <ddaney@avtrex.com>
21323 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21325 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21326 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21327 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21328 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21329 (compare_and_swap_12): New insn.
21330 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21331 * config/mips/mips.c (mips_force_binary): New function.
21332 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21333 (mips_expand_compare_and_swap_12): New function.
21334 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21336 2008-04-25 Jan Hubicka <jh@suse.cz>
21339 * cfgexpand.c (pass_expand): Turn into RTL pass.
21340 * passes.c (execute_one_pass): Do pass typechecking after execution.
21341 * tree-pass.h (pass_expand): Turn into RTL pass.
21343 * function.h (struct rtl_data): Move here fields
21344 accesses_prior_frames, calls_eh_return, saves_all_registers,
21345 has_nonlocal_goto, has_asm_statement, is_thunk,
21346 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21347 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21348 arg_pointer_save_area_init from struct function; turn into bool.
21349 (struct function): Move
21350 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21351 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21352 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21353 tail_call_emit, arg_pointer_save_area_init
21354 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21355 (current_function_returns_struct, current_function_returns_pcc_struct,
21356 current_function_calls_setjmp, current_function_calls_alloca,
21357 current_function_accesses_prior_frames,
21358 current_function_calls_eh_return, current_function_is_thunk,
21359 current_function_stdarg, current_function_profile,
21360 current_function_limit_stack, current_function_uses_pic_offset_table,
21361 current_function_uses_const_pool, current_function_has_nonlocal_label,
21362 current_function_saves_all_registers,
21363 current_function_has_nonlocal_goto,
21364 current_function_has_asm_statement): Remove accesor macros.
21365 * ra-conflict.c (global_conflicts): Update.
21366 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21367 (suitable_for_tail_call_opt_p): Update.
21368 * builtins.c (expand_builtin_return_addr): Update.
21369 (expand_builtin_setjmp_setup): Update.
21370 (expand_builtin_nonlocal_goto): Update.
21371 * final.c (final_start_function): Update.
21372 (profile_function): Update.
21373 (leaf_function_p): Update.
21374 (only_leaf_regs_used): Update.
21375 * df-scan.c (df_get_exit_block_use_set): Update.
21376 * dojump.c (clear_pending_stack_adjust): Update.
21377 * tree-stdarg.c (gate_optimize_stdarg): Update.
21378 * gimple-low.c (lower_function_body): Update.
21379 * global.c (compute_regsets): Update.
21380 (global_alloc): Update.
21381 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21382 * expr.c (expand_assignment): Update.
21383 * dse.c (dse_step0): Update.
21384 (dse_step1): Update.
21385 * c-decl.c (store_parm_decls): Update.
21386 * local-alloc.c (combine_regs): Update.
21387 (find_free_reg): Update.
21388 * function.c (assign_parms_augmented_arg_list): Update.
21389 (assign_parm_find_data_types): Update.
21390 (assign_parms): Update.
21391 (allocate_struct_function): Update.
21392 (expand_function_start): Update.
21393 (expand_function_end): Update.
21394 (get_arg_pointer_save_area): Update.
21395 (thread_prologue_and_epilogue_insns): Update.
21396 (rest_of_match_asm_constraints): Update.
21397 * stor-layout.c (variable_size): Update.
21398 * gcse.c (gcse_main): Update.
21399 (bypass_jumps): Update.
21400 * gimplify.c (gimplify_function_tree): Update.
21401 * calls.c (emit_call_1): Update.
21402 (expand_call): Update.
21403 * bt-load.c (compute_defs_uses_and_gen): Update.
21404 * except.c (sjlj_assign_call_site_values): Update.
21405 (sjlj_emit_function_enter): Update.
21406 (can_throw_external): Update.
21407 (set_nothrow_function_flags): Update.
21408 (expand_builtin_unwind_init): Update.
21409 (expand_eh_return): Update.
21410 (convert_to_eh_region_ranges): Update.
21411 (output_function_exception_table): Update.
21412 * emit-rtl.c (gen_tmp_stack_mem): Update.
21413 * cfgexpand.c (expand_used_vars): Update.
21414 (tree_expand_cfg): Update.
21415 * cfgcleanup.c (rest_of_handle_jump): Update.
21416 * explow.c (allocate_dynamic_stack_space): Update.
21417 * varasm.c (assemble_start_function): Update.
21418 (force_const_mem): Update.
21419 (mark_constant_pool): Update.
21420 * tree-optimize.c (tree_rest_of_compilation): Update.
21421 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21422 * tree-cfg.c (notice_special_calls): Update.
21423 (is_ctrl_altering_stmt): Update.
21424 (tree_can_make_abnormal_goto): Update.
21425 (tree_purge_dead_abnormal_call_edges): Update.
21426 * config/alpha/predicates.md: Update.
21427 * config/alpha/alpha.c (alpha_sa_mask): Update.
21428 (alpha_sa_size): Update.
21429 (alpha_does_function_need_gp): Update.
21430 (alpha_expand_prologue): Update.
21431 (alpha_start_function): Update.
21432 (alpha_output_function_end_prologue): Update.
21433 (alpha_expand_epilogue): Update.
21434 * config/frv/frv.c (frv_stack_info): Update.
21435 (frv_expand_epilogue): Update.
21436 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21437 (s390_register_info): Update.
21438 (s390_frame_info): Update.
21439 (s390_init_frame_layout): Update.
21440 (s390_can_eliminate): Update.
21441 (save_gprs): Update.
21442 * config/spu/spu.c (spu_split_immediate): Update.
21443 (need_to_save_reg): Update.
21444 (spu_expand_prologue): Update.
21445 (spu_expand_epilogue): Update.
21446 * config/sparc/sparc.md: Update.
21447 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21448 (sparc_tls_got): Update.
21449 (legitimize_pic_address): Update.
21450 (sparc_emit_call_insn): Update.
21451 (sparc_expand_prologue): Update.
21452 (output_return): Update.
21453 (print_operand): Update.
21454 (sparc_function_ok_for_sibcall): Update.
21455 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21456 * config/m32r/m32r.md: Update.
21457 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21458 (m32r_compute_frame_size): Update.
21459 (m32r_expand_prologue): Update.
21460 (m32r_expand_epilogue): Update.
21461 (m32r_legitimize_pic_address): Update.
21462 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21463 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21464 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21465 (gen_push): Update.
21466 (ix86_save_reg): Update.
21467 (ix86_compute_frame_layout): Update.
21468 (ix86_expand_prologue): Update.
21469 (ix86_expand_epilogue): Update.
21470 * config/sh/sh.c (output_stack_adjust): Update.
21471 (calc_live_regs): Update.
21472 (sh5_schedule_saves): Update.
21473 (sh_expand_prologue): Update.
21474 (sh_expand_epilogue): Update.
21475 (sh_setup_incoming_varargs): Update.
21476 (sh_allocate_initial_value): Update.
21477 (sh_get_pr_initial_val): Update.
21478 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21479 * config/sh/sh.md (label:): Update.
21480 * config/avr/avr.c (out_movhi_mr_r): Update.
21481 * config/crx/crx.h (enum): Update.
21482 * config/xtensa/xtensa.h (along): Update.
21483 * config/stormy16/stormy16.c Update.
21484 (xstormy16_compute_stack_layout): Update.
21485 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21486 (fr30_expand_prologue): Update.
21487 * config/cris/cris.c (cris_conditional_register_usage): Update.
21488 (cris_reg_saved_in_regsave_area): Update.
21489 (cris_initial_frame_pointer_offset): Update.
21490 (cris_simple_epilogue): Update.
21491 (cris_expand_prologue): Update.
21492 (cris_expand_epilogue): Update.
21493 (cris_expand_pic_call_address): Update.
21494 (cris_asm_output_symbol_ref): Update.
21495 (cris_asm_output_label_ref): Update.
21496 * config/cris/cris.md Update.
21497 * config/iq2000/iq2000.c (compute_frame_size): Update.
21498 (iq2000_expand_epilogue): Update.
21499 * config/mt/mt.h (save_direction): Update.
21500 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21501 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21502 (ia64_secondary_reload_class): Update.
21503 * config/m68k/m68k.c (m68k_save_reg): Update.
21504 (m68k_expand_prologue): Update.
21505 (m68k_expand_epilogue): Update.
21506 (legitimize_pic_address): Update.
21507 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21508 (first_reg_to_save): Update.
21509 (first_altivec_reg_to_save): Update.
21510 (compute_vrsave_mask): Update.
21511 (compute_save_world_info): Update.
21512 (rs6000_stack_info): Update.
21513 (spe_func_has_64bit_regs_p): Update.
21514 (rs6000_ra_ever_killed): Update.
21515 (rs6000_emit_eh_reg_restore): Update.
21516 (rs6000_emit_allocate_stack): Update.
21517 (rs6000_emit_prologue): Update.
21518 (rs6000_emit_epilogue): Update.
21519 (rs6000_output_function_epilogue): Update.
21520 (output_profile_hook): Update.
21521 (rs6000_elf_declare_function_name): Update.
21522 * config/rs6000/rs6000.h (rs6000_args): Update.
21523 * config/rs6000/rs6000.md: Update.
21524 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21525 * config/arc/arc.c (arc_output_function_epilogue): Update.
21526 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21527 * config/darwin.c (machopic_function_base_name): Update.
21528 * config/score/score3.c (score3_compute_frame_size): Update.
21531 (score3_epilogue): Update.
21532 * config/score/score7.c (score7_compute_frame_size): Update.
21533 (score7_prologue): Update.
21534 (score7_epilogue): Update.
21535 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21536 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21537 * config/arm/arm.c (use_return_insn): Update.
21538 (require_pic_register): Update.
21539 (arm_load_pic_register): Update.
21540 (arm_compute_save_reg0_reg12_mask): Update.
21541 (arm_compute_save_reg_mask): Update.
21542 (thumb1_compute_save_reg_mask): Update.
21543 (output_return_instruction): Update.
21544 (arm_output_function_prologue): Update.
21545 (arm_output_epilogue): Update.
21546 (arm_get_frame_offsets): Update.
21547 (arm_expand_prologue): Update.
21548 (thumb_pushpop): Update.
21549 (thumb_exit): Update.
21550 (thumb1_expand_prologue): Update.
21551 (thumb1_expand_epilogue): Update.
21552 (arm_unwind_emit): Update.
21553 (arm_output_fn_unwind): Update.
21554 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21555 * config/arm/arm.md: Update.
21556 * config/pa/pa.md: Update.
21557 * config/pa/pa.c (legitimize_pic_address): Update.
21558 (compute_frame_size): Update.
21559 (hppa_expand_prologue): Update.
21560 (hppa_expand_epilogue): Update.
21561 (borx_reg_operand): Update.
21562 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21563 (HARD_REGNO_RENAME_OK): Update.
21564 * config/mips/mips.c (mips_global_pointer): Update.
21565 (mips_save_reg_p): Update.
21566 (mips_compute_frame_info): Update.
21567 (mips_frame_pointer_required): Update.
21568 (mips_expand_prologue): Update.
21569 (mips_expand_epilogue): Update.
21570 (mips_can_use_return_insn): Update.
21571 (mips_reorg_process_insns): Update.
21572 * config/v850/v850.c (compute_register_save_size): Update.
21573 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21574 * config/mmix/mmix.c (along): Update.
21575 (mmix_expand_epilogue): Update.
21576 * config/bfin/bfin.c (legitimize_pic_address): Update.
21577 (must_save_p): Update.
21578 (stack_frame_needed_p): Update.
21579 (add_to_reg): Update.
21580 (bfin_expand_prologue): Update.
21581 * stmt.c (expand_asm_operands): Update.
21582 * reload1.c (reload): Update.
21583 (init_elim_table): Update.
21585 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21587 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21589 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21591 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21592 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21593 (mov<mode>): Removed.
21594 (*movv4sf_internal): Likewise.
21595 (*movv2df_internal): Likewise.
21597 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21599 * config.gcc (crx-*-elf): Remove deprecation.
21601 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21603 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21604 __gcc_deregister_frame with atexit.
21605 (deregister_frame_dtor): Remove.
21607 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21608 Nathan Sidwell <nathan@codesourcery.com>
21610 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21612 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21613 (rs6000_isel): Likewise.
21614 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21615 (rs6000_isel): New variable.
21616 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21618 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21621 * c-common.c (handle_vector_size_attribute): Call
21622 lang_hooks.types.reconstruct_complex_type instead of
21623 reconstruct_complex_type.
21624 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21625 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21626 * langhooks.h (struct lang_hooks_for_types): Add
21627 reconstruct_complex_type hook.
21628 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21629 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21631 2008-04-24 Richard Guenther <rguenther@suse.de>
21633 * c-common.h (check_builtin_function_arguments): Declare.
21634 * c-common.c (validate_nargs): New function.
21635 (check_builtin_function_arguments): Likewise.
21636 * c-typeck.c (build_function_call): Call
21637 check_builtin_function_arguments.
21638 * builtins.c (fold_builtin_classify): Remove error reporting code.
21639 (fold_builtin_unordered_cmp): Likewise.
21640 (fold_builtin_1): Likewise.
21641 (fold_builtin_n): Likewise.
21643 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21645 PR tree-optimization/36008
21646 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21647 the original op1, rather than delta by step.
21649 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21650 Sebastian Pop <sebastian.pop@amd.com>
21652 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21653 eliminate_local_variables_stmt, eliminate_local_variables,
21654 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21655 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21656 of code delimited by two edges in the CFG.
21657 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21658 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21659 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21660 the case of parallelisation of reductions.
21661 (expr_invariant_in_region_p): New.
21663 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21664 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21666 2008-04-24 Ira Rosen <irar@il.ibm.com>
21667 Richard Guenther <rguenther@suse.de>
21669 PR tree-optimization/36034
21670 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21671 incapable of dealing with loads with gaps.
21673 2008-04-24 Rafael Espíndola <espindola@google.com>
21675 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21676 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21677 vrp_evaluate_conditional.
21678 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21679 (vrp_evaluate_conditional): Split the cond argument.
21680 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21681 (simplify_stmt_for_jump_threading): Update call to
21682 vrp_evaluate_conditional.
21684 2008-04-24 Ira Rosen <irar@il.ibm.com>
21686 PR tree-optimization/35982
21687 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21688 interleaved data-refs are of the same type.
21690 2008-04-24 Danny Smith <dannysmith@users.net>
21692 * c-format.c (check_format_info_main): Use strncmp rather than a
21693 magic prefix to handle multichar length specs.
21694 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21695 Don't prefix "I64" and "I32" with '\0'.
21697 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21700 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21701 in registers for -m32 only if stdarg_p (fntype).
21703 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21705 PR rtl-optimization/36006
21706 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21707 temp to op0 in order to avoid invalid rtx sharing.
21709 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21711 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21712 check TREE_INVARIANT.
21713 * tree-gimple.c (is_gimple_address): New.
21714 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21715 * tree-gimple.h (is_gimple_address): New.
21716 * tree.h (decl_address_invariant_p): New.
21717 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21718 (build_string): Likewise.
21719 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21720 (tree_invariant_p_1): Likewise.
21721 (save_expr): Use it.
21722 (tree_invariant_p): New.
21723 (skip_simple_arithmetic): Use it.
21724 (stabilize_reference_1): Use it.
21725 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21727 (build1_stat): Drop code to compute TREE_INVARIANT.
21728 (build2_stat): Drop code to compute TREE_INVARIANT.
21729 (build3_stat): Drop code to compute TREE_INVARIANT.
21730 (build4_stat): Drop code to compute TREE_INVARIANT.
21731 (build5_stat): Drop code to compute TREE_INVARIANT.
21732 (build7_stat): Drop code to compute TREE_INVARIANT.
21733 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21734 * tree.h (struct tree_base): Remove invariant_flag.
21735 (TREE_INVARIANT): Remove.
21736 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21737 (fold_builtin_expect): Check TREE_CONSTANT.
21738 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21739 * c-tree.h (c_expr_to_decl): Drop third parameter.
21740 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21741 (build_c_cast): Don't set TREE_INVARIANT.
21742 (pop_init_level): Don't set TREE_INVARIANT.
21743 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21744 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21746 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21747 (gimplify_addr_expr): Adjust comment.
21748 * tree-mudflap.c (mf_build_string):
21749 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21750 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21751 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21752 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21753 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21754 * langhooks.h (struct lang_hooks): Drop third parameter from
21757 2008-04-23 Richard Guenther <rguenther@suse.de>
21759 PR tree-optimization/27799
21760 PR tree-optimization/32921
21761 PR tree-optimization/32624
21762 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21763 SMTs aliases and the tag itself into the solution.
21764 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21765 merge the points-to solution back into the SMT aliases.
21766 (may_alias_p): Use alias_set_subset_of instead of
21767 aliases_conflict_p. A pointer which points to
21768 memory with alias set zero may access any variable.
21770 2008-04-23 Richard Guenther <rguenther@suse.de>
21772 * alias.c (alias_set_subset_of): Correctly handle asking
21773 if zero is a subset of an alias set with zero child.
21774 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21775 (compute_flow_insensitive_aliasing): Correctly walk all
21776 pointers. Do not unnecessarily union sets.
21778 2008-04-23 Richard Guenther <rguenther@suse.de>
21780 PR middle-end/36021
21781 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21783 2008-04-22 Tomas Bily <tbily@suse.cz>
21785 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21787 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21789 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21790 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21791 * tree-inline.c (estimate_num_insns_1): Likewise.
21792 * varasm.c (const_hash_1, compare_constant, copy_constant)
21793 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21794 * emit-rtl.c (component_ref_for_mem_expr)
21795 (set_mem_attributes_minus_bitpos): Likewise.
21796 * expr.c (highest_pow2_factor, expand_expr_real_1)
21797 (is_aligning_offset): Likewise.
21798 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21799 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21800 * dojump.c (do_jump): Likewise.
21801 * builtins.c (get_pointer_alignment, get_memory_rtx)
21802 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21803 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21805 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21807 PR rtl-optimization/36017
21808 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21809 expanding the library call.
21811 2008-04-22 Ian Lance Taylor <iant@google.com>
21813 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21814 than size_in_bytes.
21816 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21818 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21819 of LR/CTR moves for Power6.
21821 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21823 PR middle-end/36003
21824 * passes.c (init_optimization_passes): Remove
21825 pass_fast_rtl_byte_dce.
21827 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21830 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21831 builtin functions to generate faster code.
21832 (_mm_cvtpu16_ps): Ditto.
21833 (_mm_cvtpi32x2_ps): Ditto.
21835 2008-04-22 Nick Clifton <nickc@redhat.com>
21837 * common.opt (ftree-loop-distribution): Add Optimization
21840 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21841 (frv_expand_builtin_va_start): Likewise.
21843 * config/arm/arm.c (thumb_find_work_register): Fix location of
21844 argument register count.
21846 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21848 Support scheduling for ColdFire V1 and V3 microarchitecture.
21849 Improve scheduling of multiplication instructions.
21851 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21852 (mac): New instruction attribute.
21853 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21854 (m68k_sched_mac): New variable.
21855 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21856 Handle cfv1 and cfv3.
21857 (max_insn_size): New static variable.
21858 (struct _sched_ib): New type.
21859 (sched_ib): New static variable.
21860 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21861 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21862 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21864 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21865 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21866 new variables. Update.
21867 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21868 Add modeling of cfv3 instruction buffer. Update.
21869 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21870 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21871 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21872 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21873 a particular reservation applies to.
21874 (type2): Reorganize attribute values. Rename alu to alu_reg,
21875 alu_l to alu, move_l to omove. Join move to alu. Split mul
21876 to mul_l and mul_w.
21877 (cf_ib_*): Simplify description of instruction buffer.
21878 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21879 (cf_mem): Split into cf_mem1 and cf_mem2.
21880 (cf_v2_move_??): Rename to cfv12_alu_??.
21881 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21882 (cf_v2_mul_??): Remove reservations.
21883 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21884 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21885 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21887 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21888 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21889 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21890 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21891 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21892 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21893 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21894 expansions of the above reservations for instructions of sizes
21897 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21899 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21901 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21903 * coverage.c: Include tree-pass.h.
21904 (coverage_counter_alloc): Print da_file_name to the dump file.
21906 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21908 * sbitmap.c (sbitmap_range_empty_p): New function.
21909 * sbitmap.h (sbitmap_range_empty_p): New function.
21910 * bitmap.h: Now includes obstack.h.
21912 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21913 Kenneth Zadeck <zadeck@naturalbridge.com>
21915 * dbgcnt.def (ra_byte_scan): Added.
21916 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21917 when the last hit happens for a counter.
21918 * timevar.def (TV_DF_BYTE_LR): New variable.
21919 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21920 * passes.c (pass_fast_rtl_byte_dce): New pass.
21921 * fwprop.c (update_df): Added mode to call df_ref_create.
21922 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21923 DF_REF_EXTRACT_OFFSET.
21924 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21925 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21927 (df_ref_extract): Added mode field.
21928 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21929 DF_REF_EXTRACT_OFFSET.
21930 (DF_REF_EXTRACT_MODE): New macro.
21931 (df_byte_lr_bb_info): New structure.
21932 (df_print_byte_regset, df_compute_accessed_bytes,
21933 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21934 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21935 df_byte_lr_simulate_uses,
21936 df_byte_lr_simulate_artificial_refs_at_top,
21937 df_byte_lr_simulate_artificial_refs_at_end,
21938 df_compute_accessed_bytes): New function.
21939 (df_ref_create): Add parameter.
21940 (df_byte_lr_get_bb_info): New inline function.
21941 * df-scan.c (df_ref_record, df_uses_record,
21942 df_ref_create_structure): Added mode parameter.
21943 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21944 df_defs_record, df_uses_record, df_get_conditional_uses,
21945 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21946 df_entry_block_defs_collect, df_exit_block_uses_collect):
21947 Added mode parameter to calls to df_ref_record, df_uses_record,
21948 df_ref_create_structure.
21949 (df_ref_equal_p, df_ref_compare): Added test for modes.
21950 (df_ref_create_structure): Added code to set mode. Renamed
21951 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21952 DF_REF_EXTRACT_OFFSET.
21953 * df-core.c (df_print_byte_regset): New function.
21954 * df-byte-scan.c: New file.
21955 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21956 calls to BITMAP_FREE.
21957 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21958 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21959 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21960 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21961 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21962 df_byte_lr_local_compute, df_byte_lr_init,
21963 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21964 df_byte_lr_transfer_function, df_byte_lr_free,
21965 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21966 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21967 df_byte_lr_simulate_uses,
21968 df_byte_lr_simulate_artificial_refs_at_top,
21969 df_byte_lr_simulate_artificial_refs_at_end): New function.
21970 * dce.c (byte_dce_process_block): New function.
21971 (dce_process_block): au is now passed in rather than computed
21972 locally. Changed loops that look at artificial defs to not look
21973 for conditional or partial ones, because there never are any.
21974 (fast_dce): Now is able to drive byte_dce_process_block or
21975 dce_process_block depending on the kind of dce being done.
21976 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21977 (rest_of_handle_fast_byte_dce): New function.
21978 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21979 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21981 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21984 * gcc.h: Added fortran options that take arguments to
21985 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21988 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21990 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21991 scalarization if on the LHS and not a full access.
21993 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21995 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21997 2008-04-18 Rafael Espíndola <espindola@google.com>
21999 * tree-vrp.c (find_case_label_index): Fix the binary search.
22000 (find_case_label_range): New.
22001 (vrp_visit_switch_stmt): Use find_case_label_range.
22002 (simplify_switch_using_ranges): Use find_case_label_range.
22004 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
22006 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
22007 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
22009 2008-04-18 Tom Tromey <tromey@redhat.com>
22012 * doc/cpp.texi (Implementation-defined behavior): Mention
22015 2008-04-18 Ian Lance Taylor <iant@google.com>
22017 * fold-const.c (pointer_may_wrap_p): New static function.
22018 (fold_comparison): Add another test for pointer overflow. Use
22019 pointer_may_wrap_p to disable some false positives.
22021 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22023 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22024 (fname_as_string): Match updated cpp_interpret_string prototype.
22025 (fix_string_type): Support char16_t* and char32_t*.
22026 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22027 derivative) nodes. Register as builtin if C++0x.
22028 (c_parse_error): Support CPP_CHAR{16,32}.
22029 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22030 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22031 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22032 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22033 CTI_CHAR32_ARRAY_TYPE>: New elements.
22034 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22035 char32_type_node, signed_char32_type_node, char16_array_type_node,
22036 char32_array_type_node): New defines.
22037 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22038 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22039 (lex_string): Support CPP_STRING{16,32}, match updated
22040 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22041 (lex_charconst): Support CPP_CHAR{16,32}.
22042 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22043 and CPP_STRING{16,32}.
22045 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22048 * aclocal.m4: Regenerate.
22049 * configure: Regenerate.
22051 2008-04-18 Jan Hubicka <jh@suse.cz>
22053 * except.c (dw2_size_of_call_site_table,
22054 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22056 * cgraphbuild.c (build_cgraph_edges): Update.
22057 * tree-pass.h: Update comment.
22058 * final.c (leaf_function_p): Update.
22059 (leaf_renumber_regs): Update.
22060 (rest_of_clean_state): Update.
22061 * omp-low.c (expand_omp_parallel): Update.
22062 * ipa-reference.c (analyze_function): Update.
22063 * reorg.c (find_end_label): Update.
22064 (optimize_skip): Update.
22065 (fill_simple_delay_slots): Update.
22066 (fill_simple_delay_slots): Update.
22067 (make_return_insns): Update.
22068 (dbr_schedule): Update.
22069 * gimple-low.c (record_vars_into): Update.
22070 * cfgbuild.c (make_edges): Update.
22071 * function.c (assign_stack_local): Update.
22072 (assign_parm_adjust_stack_rtl): Update.
22073 (locate_and_pad_parm): Update.
22074 (allocate_struct_function): Do not initialize stack_alignment_needed
22075 and preferred_stack_boundary here.
22076 (stack_protect_prologue): Update.
22077 (stack_protect_epilogue): Update.
22078 (expand_function_start): Initialize stack_alignment_needed,
22079 preferred_stack_boundary and max_jumptable_ents.
22080 (expand_function_end): Update.
22081 (free_after_compilation): Do not NULLify epilogue_delay_list.
22082 * function.h (struct rtl_data): Add stack_protect_guard,
22083 stack_alignment_needed,
22084 preferred_stack_boundary, epilogue_delay_list.
22085 (struct function): Remove value_histograms, stack_alignment_needed,
22086 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22088 unexpanded_var_list, stack_protect_guard.
22089 (current_function_epilogue_delay_list): Remove.
22090 * ipa-type-escape.c (analyze_function): Update.
22091 * gimplify.c (pop_gimplify_context): Update comment.
22092 * calls.c (expand_call): Update.
22093 (emit_library_call_value_1): Update.
22094 * except.c (set_nothrow_function_flags): Update.
22095 * cfgexpand.c (get_decl_align_unit): Update.
22096 (create_stack_guard): Update.
22097 (estimated_stack_frame_size): Update.
22098 (expand_used_vars): Update.
22099 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22100 * explow.c (allocate_dynamic_stack_space): Update.
22101 * tree-ssa-live.c (remove_unused_locals): Update.
22102 * varasm.c (mark_constant_pool): Update.
22103 * tree-inline.c (remap_decls): Update.
22104 (initialize_cfun): Update.
22105 (declare_return_variable): Update.
22106 (inline_forbidden_p): Update.
22107 (expand_call_inline): Update.
22108 (declare_inline_vars): Update.
22109 (tree_function_versioning): Update.
22110 * tree-flow.h (value_histograms): New.
22111 (VALUE_HISTOGRAMS): New macro.
22112 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22114 * tree-cfg.c (set_bb_for_stmt): Update.
22115 (replace_by_duplicate_decl): Update.
22116 (move_block_to_fn): Update.
22117 (new_label_mapper): Update.
22118 (dump_function_to_file): Update.
22119 * ipa-struct-reorg.c (build_data_structure): Update.
22120 * cfgrtl.c (print_rtl_with_bb): Update.
22121 * reload1.c (reload): Update.
22123 * config/i386/i386.c (setup_incoming_varargs_64,
22124 ix86_compute_frame_layout): Update.
22125 * config/arc/arc.c (arc_output_function_epilogue): Update.
22127 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22129 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22130 for FreeBSD as well.
22131 * gthr-posix95.h: Likewise.
22133 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22135 PR rtl-optimization/35838
22136 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22137 out the byte offset of the first subreg.
22139 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22141 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22142 to split_ti instead of three separate calls with single member arrays.
22143 (subti3 splitter): Ditto.
22144 (adddi3 splitter): Ditto with split_di.
22145 (subdi3 splitter): Ditto.
22146 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22147 two separate calls with single member arrays. Swap match_dup
22148 operands 1 and 2 to better fit into the array.
22149 (negdi2 splitter): Ditto with split_di.
22150 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22151 two separate calls with single member arrays. Swap match_dup operands
22152 6 and 7 to better fit into the array.
22154 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22156 * config/i386/i386.c (sse_builtin_type): New.
22157 (bdesc_sse_args): Likewise.
22158 (bdesc_sse_3arg): Removed.
22159 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22160 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22161 IX86_BUILTIN_ROUNDPS.
22162 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22163 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22164 IX86_BUILTIN_ROUNDPS.
22165 (ix86_expand_sse_4_operands_builtin): Removed.
22166 (ix86_expand_sse_operands_builtin): New.
22167 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22168 and CODE_FOR_sse4_1_roundps.
22169 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22170 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22172 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22175 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22176 regs before frame pop when needed. If use_backchain_to_restore_sp
22177 then load backchain into a temp reg to restore vr and vrsave. Add
22178 code to restore vr after frame pop if possible.
22180 2008-04-17 Richard Guenther <rguenther@suse.de>
22182 * tree-vn.c (expressions_equal_p): Do not check type
22183 equality or compatibility before calling operand_equal_p.
22184 * fold-const.c (operand_equal_p): Check equivalence of
22185 integer constants before bailing out due to signedness or
22186 precision differences.
22187 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22188 spurious differences in type qualification. Ignore types
22189 for COMPONENT_REFs at all.
22191 2008-04-17 Christian Bruel <christian.bruel@st.com>
22193 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22194 msw_skip comparison.
22196 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22199 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22202 PR tree-optimization/35899
22203 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22204 rather than TREE_OPERAND.
22206 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22209 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22210 temporary registers. Change operand predicate to general_operand.
22211 (remainderxf3): Ditto.
22213 2008-04-16 Richard Guenther <rguenther@suse.de>
22215 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22216 * tree-affine.c (aff_combination_expand): Look through some
22219 2008-04-15 Doug Kwan <dougkwan@google.com>
22221 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22223 * tree-pretty-print.c (dump_generic_node): Ditto.
22224 * final.c (output_addr_const): Ditto.
22225 * dwarf2out.c (output_cfi): Ditto.
22226 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22227 * print-rtl.c (print_rtx): Ditto.
22228 * print-tree.c (print_node_brief, print_node): Ditto.
22229 * c-common.c (match_case_to_enum_1): Ditto.
22230 * sched-vis.c (print_value): Ditto.
22231 * config/i386/i386.c (print_operand): Cast to long unsigned int
22234 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22235 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22236 MS Windows VirtualProtect function.
22238 2008-04-15 Jan Hubicka <jh@suse.cz>
22240 * gengtype.c (write_root): Param_is argument is OK.
22241 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22242 * function.h: Include varray.h
22243 (rtl_eh): New stucture based on except.c one.
22244 (call_site_record): New forward declaration and vector type.
22245 * calls.c (emit_call_1): Do not call
22246 note_current_region_may_contain_throw.
22247 * except.c (eh_status): Remove cur_region, try_region since they are
22249 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22250 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22251 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22252 Remove call_site_data_used, call_site_data_size.
22253 Turn call_site_record into vector in function.h.
22254 (note_current_region_may_contain_throw): Remove.
22255 (get_exception_pointer, get_exception_filter): Do not take struct
22256 function argument; update.
22257 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22258 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22259 build_post_landing_pads, dw2_build_landing_pads,
22260 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22261 sjlj_emit_function_enter, sjlj_emit_function_enter,
22262 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22263 sjlj_build_landing_pads, finish_eh_generation,
22264 remove_exception_handler_label, remove_eh_handler,
22265 maybe_remove_eh_handler, add_reachable_handler,
22266 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22267 add_action_record, collect_one_action_chain, add_call_site,
22268 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22269 sjlj_output_call_site_table, output_function_exception_table,
22270 * except.h (note_current_region_may_contain_throw): Remove
22271 (get_exception_pointer, get_exception_filter): Do not take struct
22273 * Makefile.in (GTFILES): Put varargs before struct function.
22275 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22277 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22278 punt for STRING_CST.
22279 (get_constraint_for): Deal with STRING_CST here instead.
22281 2008-04-15 Richard Guenther <rguenther@suse.de>
22283 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22284 statements in a basic-block with a backward walk. Do not
22285 substitute into dead statements but instead remove those.
22287 2008-04-15 Richard Guenther <rguenther@suse.de>
22289 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22290 to zero, thus disable creation of SFTs.
22292 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22294 * tree-predcom.c (suitable_reference_p): Return false if the
22295 reference can throw.
22297 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22300 * c-decl.c (finish_decl): If extern or static var has variable
22301 size, set TREE_TYPE (decl) to error_mark_node.
22303 2008-04-15 Rafael Espíndola <espindola@google.com>
22305 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22308 2008-04-15 Richard Guenther <rguenther@suse.de>
22310 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22311 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22312 (visit_reference_op_load): Do walk vuse-vdef chains on
22313 vn_reference_lookup.
22314 (visit_reference_op_store): But do not here.
22315 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22316 vn_reference_lookup.
22317 (vn_lookup_with_vuses): But do so here.
22319 2008-04-14 Ian Lance Taylor <iant@google.com>
22321 * fold-const.c (fold_overflow_warning): Remove assertion.
22323 2008-04-15 Ben Elliston <bje@au.ibm.com>
22325 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22326 temp1 local variables.
22328 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22331 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22332 ".text.unlikely" section as executable.
22334 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22336 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22337 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22338 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22339 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22340 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22341 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22342 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22344 2008-04-14 Ian Lance Taylor <iant@google.com>
22346 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22347 * fold-const.c (fold_comparison): If appropriate, test
22348 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22349 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22350 reassociating a pointer type.
22351 * doc/invoke.texi (Optimize Options): Document that
22352 -fstrict-overflow applies to pointer wraparound.
22354 2008-04-13 Jan Hubicka <jh@suse.cz>
22356 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22358 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22360 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22361 we are going to "save the world".
22363 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22365 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22366 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22367 operand 0 constraint, not "=".
22369 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22371 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22373 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22375 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22376 of size of positions_needed * CHAR_BIT.
22378 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22380 PR middle-end/35897
22381 * dse.c (store_info): Change positions_needed to unsigned
22383 (lowpart_bitmask): New.
22384 (record_store): Cast to unsigned HOST_WIDE_INT for
22385 positions_needed. Assert width <= size of positions_needed *
22386 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22387 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22388 lowpart_bitmask to set mask.
22390 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22392 * config/bfin/constraints.md: New file.
22393 * config/bfin/bfin.md: Include it.
22394 (adddi3): Use satisfies_constraint functions instead of the old macros.
22395 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22396 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22397 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22398 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22399 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22400 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22401 EXTRA_CONSTRAINT): Delete.
22402 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22403 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22405 * config/bfin/bfin.c: Include "tm-constrs.h".
22406 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22407 Use satisfies_constraint functions instead of the old macros.
22408 * doc/md.texi (Blackfin Constraints): Update file name reference.
22410 2008-04-11 Richard Guenther <rguenther@suse.de>
22412 PR tree-optimization/35869
22413 * tree-vrp.c (execute_vrp): Move switch statement update after
22414 jump threading. Schedule another cfg cleanup run.
22416 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22419 * attribs.c (decl_attributes): Return early on errorneous node.
22421 2008-04-10 Oleg Ryjkov <olegr@google.com>
22423 * tree.h (struct tree_base): Added a new flag default_def_flag.
22424 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22426 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22428 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22430 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22433 * pa.md: Define mode iterator P. Define mode attribute dwc.
22434 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22435 (icacheflush): Likewise.
22436 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22437 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22439 2008-04-11 Ben Elliston <bje@au.ibm.com>
22441 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22443 2008-04-10 Rafael Espíndola <espindola@google.com>
22445 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22446 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22447 (extract_range_from_expr): The same.
22449 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22451 * config/mips/mips.md (GPR2): New mode iterator.
22452 (seq): Add comment.
22453 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22454 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22455 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22456 Rewrite these to take two modes, the mode of comparison and the
22457 mode of the destination.
22458 * config/mips/mips.c (mips_expand_scc): Instead of having
22459 paradoxical subreg as destination, expand "narrowing" scc if mode
22460 of comparison is SI and target is requested in DI mode.
22461 (mips_emit_int_order_test): Update comment. Make mode of
22462 comparison match CMP0 rather than TARGET. When creating inverse
22463 target use mode of TARGET.
22465 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22467 * gcov-dump.c (tag_summary): Only print summaries for the first
22468 GCOV_COUNTERS_SUMMABLE counters.
22470 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22472 * config/i386/i386.md (absneg): New code iterator.
22473 (absnegprefix): New code attribute.
22474 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22475 patterns using absneg code iterator.
22476 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22477 using absneg code iterator.
22478 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22479 *neg<mode>2 patterns using absneg code iterator.
22480 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22481 *negextendsfdf2 patterns using absneg code iterator.
22482 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22483 *negextendsfxf2 patterns using absneg code iterator.
22484 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22485 *negextendsfdf2 patterns using absneg code iterator.
22486 * config/i386/sse.md (<code><mode>2): Macroize expander from
22487 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22489 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22491 * config/s390/s390.h: Remove the remains of the recent search
22492 & replace action of current_function_outgoing_args_size.
22494 2008-04-10 Ira Rosen <irar@il.ibm.com>
22496 PR tree-optimization/35821
22497 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22498 NEW_STMT_LIST is not NULL.
22500 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22503 * toplev.c (process_options): Remove -ffunction-sections debugging
22506 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22508 PR middle-end/PR28690
22509 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22510 than gen_rtx_fmt_ee to perform more canonicalizations.
22512 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22515 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22517 2008-04-09 Richard Guenther <rguenther@suse.de>
22519 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22520 (dump_function_to_file): Dump function arguments with types.
22522 2008-04-08 Richard Guenther <rguenther@suse.de>
22524 * fold-const.c (fold_widened_comparison): Do not allow
22525 sign-changes that change the result.
22527 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22530 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22531 kinds of indirect references.
22533 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22535 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22536 GNU Fortran language string.
22538 2008-04-08 Rafael Espíndola <espindola@google.com>
22540 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22541 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22542 * tree.h (tree_call_nonnegative_warnv_p): New.
22544 2008-04-08 Jan Hubicka <jh@suse.cz>
22546 * function.c (free_after_compilation): Clear out regno_reg_rtx
22549 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22552 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22554 PR middle-end/PR28690
22555 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22556 same precedence as REG_POINTER and MEM_POINTER operands.
22558 2008-04-08 Richard Guenther <rguenther@suse.de>
22560 PR middle-end/35834
22561 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22562 for adding index to base.
22564 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22566 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22567 (MINGW_ENABLE_EXECUTE_STACK): New.
22568 (IN_LIBGCC2): For libgcc include windows.h file for
22569 function declarations.
22571 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22573 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22574 and tem2 if tem1 is not a REG or MULT.
22576 2008-04-08 Jan Hubicka <jh@suse.cz>
22578 * function.h (incomming_args): Break out of struct function.
22579 (function_subsections): Break out of struct function.
22580 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22581 return_rtx and hard_reg_initial_vals from struct function.
22582 Kill inl_max_label_num.
22583 (current_function_pops_args, current_function_args_info,
22584 current_function_args_size, current_function_args_size,
22585 current_function_pretend_args_size,
22586 current_function_outgoing_args_size,
22587 current_function_internal_arg_pointer, current_function_return_rtx):
22588 Kill compatibility accestor macros.
22589 * builtins.c (expand_builtin_apply_args_1): Update.
22590 (expand_builtin_next_arg): Update.
22591 * df-scan.c (df_get_call_refs): Update.
22592 * dbxout.c (dbxout_function_end): Update.
22593 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22594 (output_line_info): Update.
22595 (secname_for_decl): Update.
22596 (dwarf2out_var_location): Update.
22597 * function.c (free_after_compilation): Update.
22598 (assign_parm_find_stack_rtl): Update.
22599 (assign_parms): Update.
22600 (expand_dummy_function_end): Update.
22601 (expand_function_end): Update.
22602 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22603 (expand_call): Update.
22604 (emit_library_call_value_1): Update.
22605 (store_one_arg): Update.
22606 * varasm.c (initialize_cold_section_name): Update.
22607 (unlikely_text_section): Update.
22608 (unlikely_text_section_p): Update.
22609 (assemble_start_function): Update.
22610 (assemble_end_function): Update.
22611 (default_section_type_flags): Update.
22612 (switch_to_section): Update.
22613 * integrate.c (set_decl_abstract_flags): Update.
22614 (get_hard_reg_initial_val): Update.
22615 (has_hard_reg_initial_val): Update.
22616 (allocate_initial_values): Update.
22617 * resource.c (init_resource_info): Update.
22618 * config/alpha/alpha.c (NUM_ARGS): Update.
22619 (direct_return): Update.
22620 (alpha_va_start): Update.
22621 (alpha_sa_size): Update.
22622 (alpha_initial_elimination_offset): Update.
22623 (alpha_expand_prologue): Update.
22624 (alpha_start_function): Update.
22625 (alpha_expand_epilogue): Update.
22626 (unicosmk_initial_elimination_offset):
22627 * config/alpha/alpha.md (call expander): Update.
22628 * config/s390/s390.c (s390_register_info): Update.
22629 (s390_register_info): Update.
22630 (s390_frame_info): Update.
22631 (s390_initial_elimination_offset): Update.
22632 (s390_build_builtin_va_list): Update.
22633 (s390_va_start): Update.
22634 * config/spu/spu.c (direct_return): Update.
22635 (spu_expand_prologue): Update.
22636 (spu_initial_elimination_offset): Update.
22637 (spu_build_builtin_va_list): Update.
22638 (spu_va_start): Update.
22639 * config/sparc/sparc.c (sparc_init_modes): Update.
22640 (sparc_compute_frame_size): Update.
22641 (function_value): Update.
22642 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22643 * config/i386/i386.md (return expander): Update.
22644 * config/i386/i386.c (ix86_va_start): Update.
22645 (ix86_can_use_return_insn_p): Update.
22646 (ix86_compute_frame_layout): Update.
22647 (ix86_expand_epilogue): Update.
22648 * config/sh/sh.c (output_stack_adjust): Update.
22649 (calc_live_regs): Update.
22650 (sh_expand_prologue): Update.
22651 (sh_builtin_saveregs): Update.
22652 (sh_va_start): Update.
22653 (initial_elimination_offset): Update.
22654 (sh_allocate_initial_value): Update.
22655 (sh_function_ok_for_sibcall): Update.
22656 (sh_get_pr_initial_val): Update.
22657 * config/sh/sh.md (return expander): Update.
22658 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22659 * config/crx/crx.c (crx_compute_frame): UPdate.
22660 (crx_initial_elimination_offset): UPdate.
22661 * config/xtensa/xtensa.c (compute_frame_size): Update
22662 (xtensa_builtin_saveregs): Update.
22663 (xtensa_va_start): Update.
22664 (order_regs_for_local_alloc): Update.
22665 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22666 (xstormy16_expand_builtin_va_start): Update.
22667 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22668 * config/m68hc11/m68hc11.md (return expanders): Update.
22669 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22670 (expand_epilogue): Update.
22671 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22672 (cris_simple_epilogue): Update.
22673 (cris_expand_prologue): Update.
22674 (cris_expand_epilogue): Update.
22675 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22676 (compute_frame_size): Update.
22677 * config/mt/mt.c (mt_compute_frame_size): Update.
22678 * config/mn10300/mn10300.c (expand_prologue): Update.
22679 (expand_epilogue): Update.
22680 (initial_offset): Update.
22681 (mn10300_builtin_saveregs):
22682 * config/mn10300/mn10300.md (return expander): Update.
22683 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22684 (ia64_initial_elimination_offset): Update.
22685 (ia64_initial_elimination_offset): Update.
22686 (ia64_expand_prologue): Update.
22687 * config/m68k/m68k.md (return expander): Update.
22688 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22689 (rs6000_stack_info): Update.
22690 * config/mcore/mcore.c (layout_mcore_frame): Update.
22691 (mcore_expand_prolog): Update.
22692 * config/arc/arc.c (arc_compute_frame_size): Update.
22693 * config/score/score3.c (score3_compute_frame_size): Update.
22694 * config/score/score7.c (score7_compute_frame_size): Update.
22695 * config/arm/arm.c (use_return_insn): Update.
22696 (thumb_find_work_register): Update.
22697 (arm_compute_save_reg_mask): Update.
22698 (arm_output_function_prologue): Update.
22699 (arm_output_epilogue): Update.
22700 (arm_size_return_regs): Update.
22701 (arm_get_frame_offsets): Update.
22702 (arm_expand_prologue): Update.
22703 (thumb_exit): Update.
22704 (thumb_unexpanded_epilogue): Update.
22705 (thumb1_output_function_prologue): Update.
22706 * config/pa/pa.md (return expander): Update.
22707 * config/pa/pa.c (compute_frame_size): Update.
22708 (hppa_builtin_saveregs): Update.
22709 * config/mips/mips.c (mips_va_start): Update.
22710 (mips16_build_function_stub): Update.
22711 (mips_compute_frame_info): Update.
22712 (mips_restore_gp): Update.
22713 (mips_output_function_prologue): Update.
22714 (mips_expand_prologue): Update.
22715 * config/v850/v850.c (compute_frame_size): Update.
22716 (expand_prologue): * config/mmix/mmix.c (along): update.
22717 (mmix_initial_elimination_offset): update.
22718 (mmix_reorg): update.
22719 (mmix_use_simple_return): update.
22720 (mmix_expand_prologue): update.
22721 (mmix_expand_epilogue): Update.
22722 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22723 (emit_link_insn): Update.
22725 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22727 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22728 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22730 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22733 2008-04-07 Jan Hubicka <jh@suse.cz>
22735 * function.h (rtl): Rename to x_rtl.
22736 (crtl): New define.
22737 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22738 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22739 used_temp_slots avail_temp_slots, temp_slot_level,
22740 nonlocal_goto_handler_labels): Update accesstors.
22741 (rtl): New global variable.
22742 (struct function): Move some fileds to rtl_data.
22743 (get_arg_pointer_save_area): Update prototype.
22744 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22745 get_arg_pointer_save_area.
22746 * expr.c (init_expr): Update
22747 * function.c (get_frame_size): Update
22748 (assign_stack_local): Update
22749 (expand_function_end): Update.
22750 (get_art_pointer_save_area): Update
22752 * emit-rtl.c (rtl): Declare.
22753 (regno_reg_rtx): Declare.
22754 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22756 (gen_reg_rtx): Update.
22757 * varasm.c (n_deferred_constatns): Update accestor.
22758 (init_varasm_status): Do not allocate varasm_status.
22759 (force_const_mem, get_pool_size, output_constant_pool): Update.
22760 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22761 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22762 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22763 * sparc/sparc.h (INIT_EXPANDERS): Update.
22764 * ia64/ia64.h (INIT_EXPANDERS): Update.
22766 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22768 * reload.c (push_secondary_reload): Add missing break to for loop.
22770 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22772 PR middle-end/PR28690
22773 * rtlanal.c: Update copyright years.
22774 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22775 as REG_POINTER and MEM_POINTER operands.
22776 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22777 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22778 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22779 * gcse.c: Update copyright years.
22780 (pre_delete): Call gen_reg_rtx_and_attrs.
22781 (hoist_code): Likewise.
22782 (build_store_vectors): Likewise.
22783 (delete_store): Likewise.
22784 * loop-invariant.c (move_invariant_reg): Likewise.
22785 Update copyright years.
22787 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22789 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22790 control string instead of quoted.
22792 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22794 * doc/rtl.texi: Rewrite of subreg section.
22796 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22799 * config/i386/i386.c (legitimize_pic_address): Add treating
22800 of dllimport SYM_REF's.
22801 (legitimize_dllimport_symbol): Add prototype.
22803 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22805 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22806 reference in constructor with non self-referential type.
22808 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22810 Removal of Return with Depressed Stack Pointer support
22811 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22812 (ECF_SP_DEPRESSED): Likewise.
22813 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22814 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22815 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22816 (expand_call): Do not test ECF_SP_DEPRESSED.
22817 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22818 * function.c (keep_stack_depressed): Delete.
22819 (handle_epilogue_set): Likewise.
22820 (update_epilogue_consts): Likewise.
22821 (emit_equiv_load): Likewise.
22822 (thread_prologue_and_epilogue_insns): Remove support for Return with
22823 Depressed Stack Pointer.
22824 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22826 2008-04-06 Richard Guenther <rguenther@suse.de>
22828 PR tree-optimization/35400
22829 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22830 information from SSA_NAMEs.
22832 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22834 * config/avr/avr.h (avr_mega_p): Remove declaration.
22835 (AVR_MEGA): Remove macro.
22836 * config/avr/avr.c (avr_mega_p): Remove variable.
22837 (avr_override_options): Remove inicializion of avr_mega_p.
22838 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22839 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22840 (avr_jump_mode): (Ditto.).
22841 (avr_output_progmem_section_asm_op): (Ditto.).
22842 (avr_asm_init_sections): (Ditto.).
22843 (avr_asm_init_sections): (Ditto.).
22844 (avr_rtx_costs): (Ditto.).
22845 * config/avr/avr.md: (Ditto.).
22846 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22849 2008-04-06 Richard Guenther <rguenther@suse.de>
22851 PR tree-optimization/35842
22852 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22853 is_gimple_invariant_address.
22855 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22857 * gcc.c (default_compilers): Sync Fortran extensions list with
22858 that in fortran/lang-specs.h.
22859 * doc/invoke.texi: Likewise.
22860 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22861 * dwarf2out.c (gen_compile_unit_die): Likewise.
22863 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22865 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22867 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22870 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22871 attribute is used for nested functions.
22873 2008-04-05 Jan Hubicka <jh@suse.cz>
22875 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22877 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22879 (dump_files): Update.
22880 (enable_rtl_dump_file): Do not accept letter argument.
22881 * tree-pass.h (dump_file_info): Remove letter argument.
22882 * toplev.c (decode_d_option): Update -da handling.
22883 * toplev.h (enable_rtl_dump_file): Update prototype.
22884 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22885 it out based on pass type.
22886 (register_dump_files_1): Likewise.
22887 (init_optimization_passes): Update register_one_dump_file calls.
22888 (execute_one_pass): Sanity check that IPA passes are called at IPA
22889 level and RTL passes at RTL level.
22890 (execute_pass_list): IPA pass can not be after or subpass of
22892 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22893 disallov RTL subpasses of IPA subpasses.
22895 2008-04-05 Ben Elliston <bje@au.ibm.com>
22897 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22898 builtins that return exactly once and do not throw. Cache call to
22901 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22903 PR rtl-optimization/34916
22904 PR middle-end/35519
22905 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22906 between instruction pairs.
22908 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22910 * doc/invoke.texi: Document -mbitops for SH.
22911 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22912 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22913 * config/sh/sh.c (print_operand): Add %t operand code.
22914 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22915 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22916 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22917 (extendqihi2): Likewise.
22918 (movqi_i): Likewise.
22919 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22920 (extv): Use bld instruction for SH2A if possible.
22922 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22923 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22924 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22925 (bset.b, bclr.b): Define peepholes.
22926 * config/sh/sh.opt (mbitops): New option.
22928 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22931 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22932 and view convert expression.
22934 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22937 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22939 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22941 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22943 * config/i386/cpuid.h (bit_AES): New.
22944 (bit_PCLMUL): Likewise.
22946 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22947 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22948 SSE2 if AES or PCLMUL is enabled.
22949 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22950 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22951 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22952 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22953 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22954 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22955 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22956 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22957 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22958 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22959 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22960 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22961 __builtin_ia32_aeskeygenassist128 and
22962 __builtin_ia32_pclmulqdq128.
22963 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22964 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22965 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22967 * config/i386/i386.h (TARGET_AES): New.
22968 (TARGET_PCLMUL): Likewise.
22969 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22971 * config/i386/i386.md (UNSPEC_AESENC): New.
22972 (UNSPEC_AESENCLAST): Likewise.
22973 (UNSPEC_AESDEC): Likewise.
22974 (UNSPEC_AESDECLAST): Likewise.
22975 (UNSPEC_AESIMC): Likewise.
22976 (UNSPEC_AESKEYGENASSIST): Likewise.
22977 (UNSPEC_PCLMUL): Likewise.
22979 * config/i386/i386.opt (maes): New.
22980 (mpclmul): Likewise.
22982 * config/i386/sse.md (aesenc): New pattern.
22983 (aesenclast): Likewise.
22984 (aesdec): Likewise.
22985 (aesdeclast): Likewise.
22986 (aesimc): Likewise.
22987 (aeskeygenassist): Likewise.
22988 (pclmulqdq): Likewise.
22990 * config/i386/wmmintrin.h: New.
22992 * doc/extend.texi: Document AES and PCLMUL built-in function.
22994 * doc/invoke.texi: Document -maes and -mpclmul.
22996 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22998 * function.c (free_after_parsing): Replace with
22999 cxx_push_function_context from C++ front-end.
23000 (allocate_struct_function): Don't call langhook.
23001 * langhooks.h (struct lang_hooks_for_functions): Delete.
23002 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
23004 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
23005 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
23006 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
23007 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
23008 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
23009 remove LANG_HOOKS_FUNCTION_INITIALIZER.
23010 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
23012 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23013 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23015 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23018 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23021 2008-04-04 Richard Guenther <rguenther@suse.de>
23023 PR middle-end/35823
23024 * fold-const.c (optimize_minmax_comparison): Use the correct
23025 type for the constant in the simplified comparison.
23027 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23029 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23030 Pass L2 size as "--param l2-cache-size" to the compiler.
23031 (decode_l2_cache): New function to decode L2 cache parameters using
23032 0x8000006 extended cpuid function.
23033 (detect_caches_amd): Determine parameters of L2 cache using
23034 decode_l2_caches function.
23035 (decode_caches_intel): Decode L2 cache parameters.
23036 (detect_caches_intel): Determine L2 cache parameters using
23037 decode_caches_intel and decode_l2_caches functions.
23039 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23041 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23042 secondary input reload for subword loads from the constant pool.
23044 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23047 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23048 constants of the appropriate size for runtime calculations.
23051 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23052 decimal-float literal constant zero.
23054 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23057 * c-parser.c (c_parser_omp_atomic): Call
23058 default_function_array_conversion on the RHS.
23060 PR middle-end/35818
23061 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23062 call is_variable_sized if decl has incomplete type.
23064 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23066 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23068 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23070 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23072 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23073 (sgt<u>): Merge sgt and sgtu into new expander.
23074 (sgt, sgtu): Remove expanders.
23075 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23076 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23077 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23078 *sgtu_<mode>_mips16 into new pattern.
23079 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23080 (sge<u>): Merge sge and sgeu into new expander.
23081 (sge, sgeu): Remove expanders.
23082 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23084 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23085 (slt<u>): Merge slt and sltu into new expander.
23086 (slt, sltu): Remove expanders.
23087 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23088 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23089 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23090 *sltu_<mode>_mips16 into new pattern.
23091 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23092 (sle<u>): Merge sle and sleu into new expander.
23093 (sle, sleu): Remove expanders.
23094 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23095 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23096 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23097 *sleu_<mode>_mips16 into new pattern.
23098 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23100 2008-04-03 Jan Hubicka <jh@suse.cz>
23102 PR tree-optimization/35795
23103 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23104 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23105 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23106 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23107 * score/score3.c (score3_output_mi_thunk): Likewise.
23108 * score/score7.c (score7_output_mi_thunk): Likewise.
23109 * mips/mips.c (mips_output_mi_thunk): Likewise.
23111 2008-04-03 Richard Guenther <rguenther@suse.de>
23113 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23114 conversions. Simplify code.
23116 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23118 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23120 2008-04-03 Tom Tromey <tromey@redhat.com>
23121 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23123 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23124 * config/bfin/t-bfin-linux (generated_files): Add
23125 linux-sysroot-suffix.h.
23126 * doc/install.texi (Prerequisites): Require make 3.80.
23127 * doc/sourcebuild.texi (Front End Directory): Document new
23129 * Makefile.in (generated_files): New variable.
23130 (ALL_HOST_OBJS): New variable.
23131 ($(ALL_HOST_OBJS)): New target.
23133 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23135 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23136 (remap_block): Call id->transform_lang_insert_block instead
23138 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23139 Set id.transform_lang_insert_block to NULL.
23140 (clone_body): Move to cp/optimize.c
23141 * tree-inline.h (struct copy_body_data): Change
23142 transform_lang_insert_block to function pointer.
23143 (copy_generic_body, copy_decl_no_change): Export.
23144 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23145 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23146 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23148 * c-tree.h (insert_block): Kill.
23149 * c-decl.c (insert_block): Kill.
23151 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23153 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23154 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23155 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23157 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23158 argument, call {push,pop}_function_context from here.
23159 * c-parser.c: Use c_{push,pop}_function_context.
23161 * function.c (push_function_context_to): Move meat ...
23162 (push_function_context): ... here. Simplify.
23163 * function.c (pop_function_context_from): Move meat ...
23164 (pop_function_context): ... here. Simplify.
23165 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23167 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23168 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23169 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23170 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23172 2008-04-03 Ben Elliston <bje@au.ibm.com>
23174 * expmed.c (extract_force_align_mem_bit_field): Remove.
23176 2008-04-03 Richard Guenther <rguenther@suse.de>
23178 PR middle-end/35800
23179 * expr.h (try_casesi): Adjust prototype.
23180 * expr.c (try_casesi): Take fallback label as extra parameter.
23181 Use that for gen_casesi if default_label is NULL.
23182 * stmt.c (expand_case): Pass fallback label to try_casesi,
23183 make sure to fill gaps with a fallback label if default_label
23186 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23189 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23191 2008-04-03 Ben Elliston <bje@au.ibm.com>
23193 * expmed.c (extract_split_bit_field): Remove if (0) code.
23194 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23195 (do_ds_constraint): Likewise.
23197 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23199 * doc/cppopts.texi (-dU): Document.
23200 * c-common.h (flag_dump_macros): Update comment.
23201 * c-opts.c (handle_OPT_d): Handle -dU.
23202 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23203 dump_queued_macros, cb_used_define, cb_used_undef): New.
23204 (init_pp_output): Handle -dU.
23205 (cb_line_change): Call dump_queued_macros.
23206 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23208 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23210 * config/avr/predicates.md (io_address_operand): New predicate.
23211 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23212 * config/avr/avr.c (avr_io_address_p): Remove function.
23213 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23214 'avr_io_address_p' function.
23215 (out_movhi_r_mr): (Ditto.).
23216 (out_movqi_mr_r): (Ditto.).
23217 (out_movhi_mr_r): (Ditto.).
23218 (avr_address_cost): (Ditto.).
23220 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23222 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23223 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23224 in 32bit mode when XMM registers are available to avoid store
23226 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23227 corresponding post-reload splitters.
23229 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23231 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23232 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23233 __builtin_ia32_roundss.
23234 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23235 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23236 __builtin_ia32_roundss.
23237 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23238 IX86_BUILTIN_SHUFPD here.
23240 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23242 * config/i386/i386.md (plogic): New.
23243 (plogicprefix): Likewise.
23245 * config/i386/mmx.md (mmx_<code><mode>3): New.
23246 (mmx_and<mode>3): Removed.
23247 (mmx_ior<mode>3): Likewise.
23248 (mmx_xor<mode>3): Likewise.
23250 * config/i386/sse.md (<code><mode>3): New.
23251 (*<code><mode>3): Likewise.
23252 (*<code><mode>3): Likewise.
23253 (<code><mode>3): Likewise.
23254 (*sse_<code><mode>3): Likewise.
23255 (*sse2_<code><mode>3): Likewise.
23256 (<code>tf3): Likewise.
23257 (*<code>tf3): Likewise.
23258 (and<mode>3): Likewise.
23259 (*and<mode>3): Likewise.
23260 (ior<mode>3): Removed.
23261 (*ior<mode>3): Likewise.
23262 (xor<mode>3): Likewise.
23263 (*xor<mode>3): Likewise.
23264 (*and<mode>3): Likewise.
23265 (*ior<mode>3): Likewise.
23266 (*xor<mode>3): Likewise.
23267 (and<mode>3): Likewise.
23268 (*sse_and<mode>3): Likewise.
23269 (*sse2_and<mode>3): Likewise.
23270 (andtf3): Likewise.
23271 (*andtf3): Likewise.
23272 (ior<mode>3): Likewise.
23273 (*sse_ior<mode>3): Likewise.
23274 (*sse2_ior<mode>3): Likewise.
23275 (iortf3): Likewise.
23276 (*iortf3): Likewise.
23277 (xor<mode>3): Likewise.
23278 (*sse_xor<mode>3): Likewise.
23279 (*sse2_xor<mode>3): Likewise.
23280 (xortf3): Likewise.
23281 (*xortf3): Likewise.
23283 2008-04-02 Richard Guenther <rguenther@suse.de>
23285 PR tree-optimization/14495
23286 PR tree-optimization/34793
23287 * tree-vrp.c (struct switch_update): New structure.
23288 (to_remove_edges, to_update_switch_stmts): New VECs.
23289 (simplify_switch_using_ranges): New function. Remove not taken
23290 case labels and edges.
23291 (simplify_stmt_using_ranges): Call it.
23292 (identify_jump_threads): Mark edges we have queued for removal
23293 so we don't thread them.
23294 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23296 * tree-cfg.c (group_case_labels): Deal with missing default label.
23297 (tree_verify_flow_info): Allow missing default label.
23298 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23299 (emit_case_nodes): Likewise.
23300 (expand_case): Do not rely on the default label to be present.
23301 * expr.c (try_casesi): Deal with NULL default_label.
23302 (do_tablejump): Likewise.
23304 2008-04-02 Richard Guenther <rguenther@suse.de>
23306 PR tree-optimization/14495
23307 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23308 SWITCH_EXPR here ...
23309 (vrp_visit_switch_stmt): ... but here (new function).
23310 (find_case_label_index): New helper function.
23311 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23313 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23315 * fwprop.c: Fix ISO-C99ism.
23317 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23320 * Makefile.in (objdir): Set it here.
23321 * configure.ac: Not here. Find dynamic linker characteristics.
23322 * exec-tool.in: Use them.
23323 * aclocal.m4: Regenerate.
23324 * configure: Regenerate.
23326 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23328 * expr.c (expand_var): Delete it.
23329 * expr.h (expand_var): Delete prototype.
23330 * function.c (expand_function_start): Use expand_decl instead.
23331 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23334 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23336 PR rtl-optimization/35542
23337 * fwprop.c (forward_propagate_and_simplify): Replace
23338 loc_reg_mentioned_in_p with reg_mentioned_p.
23340 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23342 PR rtl-optimization/35281
23343 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23344 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23345 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23346 (varying_mem_p): Move above propagate_rtx.
23347 (all_uses_available_at): Do not check MEMs.
23349 2008-04-02 Rafael Espíndola <espindola@google.com>
23351 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23352 (register_edge_assert_for_2): Split the cond argument.
23353 (register_edge_assert_for_1): Adjust for the change in
23354 register_edge_assert_for_2.
23355 (register_edge_assert_for): Split the cond argument.
23356 (find_switch_asserts): Adjust for the change in
23357 register_edge_assert_for.
23359 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23361 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23362 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23363 offsets for 64-bit mingw.
23364 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23365 abi for x86_64-pc-mingw.
23367 2008-04-02 Richard Guenther <rguenther@suse.de>
23369 * tree-vrp.c (extract_range_from_assert): Make sure to not
23370 produce range min/max with TREE_OVERFOW set.
23371 If merging a anti-range and a range keep the anti-range if
23372 the range covers all values of the type.
23373 (register_edge_assert_for_2): Only allow sign-changing
23374 conversions in detecting canonical range checks. Also
23375 register an assert for the unsigned name if useful.
23377 PR tree-optimization/35787
23378 * tree-vrp.c (vrp_val_max): New function.
23379 (vrp_val_min): Likewise.
23380 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23381 (vrp_val_is_min): Likewise.
23382 (supports_overflow_infinity): Use vrp_val_{min,max}.
23383 (negative_overflow_infinity): Likewise.
23384 (positive_overflow_infinity): Likewise.
23385 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23386 (is_positive_overflow_infinity): Likewise.
23387 (is_overflow_infinity): Likewise.
23388 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23389 vrp_val_is_{min,max}.
23390 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23391 to ranges if possible. Avoid empty ranges.
23393 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23395 PR middle-end/35705
23396 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23397 the expression is a function address.
23399 2008-04-01 George Helffrich <george@gcc.gnu.org>
23401 PR fortran/35154, fortran/23057
23402 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23403 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23404 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23405 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23407 (dbxout_syms): Check for COMMON-based symbol and wrap in
23408 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23409 in bracket for efficiency.
23411 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23412 using DW_TAG_common_block + member offset.
23413 (add_pubname_string): New function.
23414 (dw_expand_expr): New function to find block name and offset for
23416 (common_check): New function to check whether symbol in Fortran COMMON.
23417 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23419 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23422 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23424 2008-04-02 Ben Elliston <bje@au.ibm.com>
23426 * config/v850/v850.md (casesi): Remove if (0) code.
23427 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23428 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23430 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23432 * config/i386/i386.md (rex64suffix): New mode attribute.
23433 (floathi<mode>2): Disable expander for SSE math.
23434 (*floathi<mode>2_1): New insn insn_and_split pattern.
23435 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23436 corresponding post-reload splitters.
23437 (*floathi<mode>2_i387): New macroized insn pattern.
23438 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23439 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23440 insn_and_split pattern.
23441 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23442 New macroized instruction patterns and corresponding post-reload
23444 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23445 and corresponding post-reload splitters.
23446 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23447 New macroized instruction patterns.
23448 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23449 macroized instruction patterns and corresponding post-reload splitters.
23450 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23451 corresponding post-reload splitters.
23452 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23453 New macroized instruction patterns.
23454 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23455 corresponding post-reload splitters.
23456 (*floatsi<mode>2_i387): New macroized instruction patterns.
23458 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23460 * config/i386/i386.md (smaxmin): New.
23461 (umaxmin): Likewise.
23462 (maxminiprefix): Likewise.
23463 (maxminfprefix): Likewise.
23464 (<code><mode>3): Likewise.
23465 (smin<mode>3): Removed.
23466 (smax<mode>3): Likewise.
23468 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23469 (mmx_<code>v4hi3): Likewise.
23470 (mmx_<code>v8qi3): Likewise.
23471 (mmx_smaxv2sf3): Removed.
23472 (mmx_sminv2sf3): Likewise.
23473 (mmx_umaxv8qi3): Likewise.
23474 (mmx_smaxv4hi3): Likewise.
23475 (mmx_uminv8qi3): Likewise.
23476 (mmx_sminv4hi3): Likewise.
23478 * config/i386/sse.md (<addsub><mode>3): New.
23479 (*<addsub><mode>3): Likewise.
23480 (<sse>_vm<addsub><mode>3): Likewise.
23481 (<maxmin><mode>3): Likewise.
23482 (*<maxmin><mode>3_finite): Likewise.
23483 (*<maxmin><mode>3): Likewise.
23484 (<sse>_vm<maxmin><mode>3): Likewise.
23485 (sse3_h<addsub>v4sf3): Likewise.
23486 (sse3_h<addsub>v2df3): Likewise.
23487 (<maxmin>v16qi3): Likewise.
23488 (*<maxmin>v16qi3): Likewise.
23489 (<maxmin>v8hi3): Likewise.
23490 (*<maxmin>v8hi3): Likewise.
23491 (*sse4_1_<maxmin><mode>3): Likewise.
23492 (*sse4_1_<maxmin><mode>3): Likewise.
23493 (add<mode>3): Removed.
23494 (*add<mode>3): Likewise.
23495 (<sse>_vmadd<mode>3): Likewise.
23496 (sub<mode>3): Likewise.
23497 (*sub<mode>3): Likewise.
23498 (<sse>_vmsub<mode>3): Likewise.
23499 (smin<mode>3): Likewise.
23500 (*smin<mode>3_finite): Likewise.
23501 (*smin<mode>3): Likewise.
23502 (<sse>_vmsmin<mode>3): Likewise.
23503 (smax<mode>3): Likewise.
23504 (*smax<mode>3_finite): Likewise.
23505 (*smax<mode>3): Likewise.
23506 (<sse>_vmsmax<mode>3): Likewise.
23507 (sse3_haddv4sf3): Likewise.
23508 (sse3_haddv2df3): Likewise.
23509 (sse3_hsubv4sf3): Likewise.
23510 (sse3_hsubv2df3): Likewise.
23511 (umaxv16qi3): Likewise.
23512 (*umaxv16qi3): Likewise.
23513 (smaxv8hi3): Likewise.
23514 (*smaxv8hi3): Likewise.
23515 (*sse4_1_smax<mode>3): Likewise.
23516 (*sse4_1_umax<mode>3): Likewise.
23517 (uminv16qi3): Likewise.
23518 (*uminv16qi3): Likewise.
23519 (sminv8hi3): Likewise.
23520 (*sminv8hi3): Likewise.
23521 (*sse4_1_smin<mode>3): Likewise.
23522 (*sse4_1_umin<mode>3): Likewise.
23524 2008-04-01 Rafael Espíndola <espindola@google.com>
23526 * tree-cfg.c (verify_expr): remove in_phi.
23527 (verify_stmt): Don't call walk_tree with verify_expr. Use
23528 is_gimple_min_invariant instead of is_gimple_val.
23530 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23532 * doc/include/gpl_v3.texi: Update for manpage generation.
23533 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23535 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23536 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23537 gpl_v3.texi instead of gpl.texi.
23540 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23543 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23545 2008-04-01 Rafael Espíndola <espindola@google.com>
23547 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23548 (extract_code_and_val_from_cond): Use
23549 extract_code_and_val_from_cond_with_ops.
23551 2008-04-01 Jan Hubicka <jh@suse.cz>
23553 * function.c (free_after_compilation): Free epilogue_delay_list.
23554 (prepare_function_start): Assert that previous compilation was freed.
23556 2008-04-01 Jan Hubicka <jh@suse.cz>
23557 Jim Wilson <wilson@tuliptree.org>
23558 Andreas Tobler <andreast@gcc.gnu.org>
23560 PR middle-end/35781
23561 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23562 rtl.emit instead cfun->emit.
23563 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23564 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23566 2008-04-01 Ben Elliston <bje@au.ibm.com>
23568 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23570 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23572 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23574 (fprofile-use): Add var flag_profile_use
23575 * coverage.c (coverage_begin_output): Do not open a gcno file for
23576 output only if -ftest-coverage is set.
23577 Do not add getpwd() to gcda file path.
23578 (build_gcov_info): Check the new flag
23579 flag_profile_datafile_relative_path.
23580 (coverage_init): Use profile_data_prefix.
23581 Read profile counter only if flag_profile_use is set.
23582 * opts.c (common_handle_option): New option fprofile-use=,
23583 fprofile-dir=, fprofile-generate=.
23584 * toplev.c (profile_data_prefix): New variable definition.
23585 * toplev.h (profile_data_prefix): New declaration.
23586 * doc/invoke.tex (Option Summary, Optimization Options):
23589 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23591 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23592 use tmp consistently.
23595 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23596 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23597 UNSPEC_FR_RECIP_APPROX_RES.
23598 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23600 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23603 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23605 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23607 PR middle-end/30186
23608 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23609 element of the vector via a pointer.
23611 2008-03-31 Ian Lance Taylor <iant@google.com>
23613 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23615 2008-03-31 Jan Hubicka <jh@suse.cz>
23617 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23618 get_arg_pointer_save_area.
23619 * expr.c (init_expr): Just clear out rtl.expr.
23620 * function.c (free_after_compilation): Clear out whole RTL structure.
23621 (get_func_frame_size): Merge into ...
23622 (get_frame_size): ... this one.
23623 (assign_stack_local_1): Merge into ...
23624 (assign_stack_local): ... this one.
23625 (expand_function_end): Update call of get_arg_pointer_save_area.
23626 (get_art_pointer_save_area): Remove cfun argument.
23627 * function.h (emit_status): regno_pointer_align does not need length
23628 attribute. Move x_regno_reg_rtx to ...
23629 (regno_reg_rtx): ... new global array.
23630 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23631 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23632 apply_args_value, forced_labels, stack_pointer_delta):
23634 (struct varasm_status): Move here from varasm.c
23635 (struct rtl_data): New. Move here some fields from struct function.
23636 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23637 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23638 used_temp_slots avail_temp_slots, temp_slot_level,
23639 nonlocal_goto_handler_labels): Update accesstors.
23640 (rtl): New global variable.
23641 (struct function): Move some fileds to rtl_data.
23642 (get_arg_pointer_save_area): Update prototype.
23643 * emit-rtl.c (rtl): Declare.
23644 (regno_reg_rtx): Declare.
23645 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23647 (gen_reg_rtx): Update.
23648 (init_virtual_regs): Do not tate emit_status argument.
23649 (init_emit): Do not allocate emit.
23650 * varasm.c (varasm_statuc): Move to function.h.
23651 (n_deferred_constatns): Update accestor.
23652 (init_varasm_status): Do not allocate varasm_status.
23653 (force_const_mem, get_pool_size, output_constant_pool): Update.
23654 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23655 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23657 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23659 PR rtl-optimization/35729
23660 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23663 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23666 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23667 load/store if memory is unaligned.
23668 (*movti_rex64): Likewise.
23670 * config/i386/predicates.md (misaligned_operand): New.
23672 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23675 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23678 2008-03-31 Jan Beulich <jbeulich@novell.com>
23680 * config/ia64/constraints.md: Add 'j' constraint.
23681 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23682 (movdi_internal): Likewise.
23684 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23687 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23689 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23692 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23693 proper error message for the third argument on blendpd and
23696 * config/i386/sse.md (blendbits): New.
23697 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23699 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23701 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23703 2008-03-30 Richard Guenther <rguenther@suse.de>
23705 PR middle-end/31023
23706 * fold-const.c (fold_sign_changed_comparison): Do leave
23707 conversions to base-types alone.
23709 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23711 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23712 the link register if one altivec register is be saved.
23714 2008-03-30 Ben Elliston <bje@au.ibm.com>
23716 * final.c (final_scan_insn): Remove if (0) code.
23718 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23720 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23722 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23724 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23725 of V4SFmode to ix86_binary_operator_ok.
23727 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23729 * config/i386/i386.c (override_options): Initialize
23730 ix86_veclib_handler to ix86_veclibabi_svml when
23731 -mveclibabi=svml is used.
23732 (ix86_veclibabi_svml): New function for SVML ABI style
23733 vectorization support.
23734 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23736 2008-03-28 Rafael Espíndola <espindola@google.com>
23738 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23739 (tree_binary_nonnegative_warnv_p): Make it public.
23740 (tree_single_nonnegative_warnv_p): Make it public.
23741 (tree_invalid_nonnegative_warnv_p): Make it public.
23742 (tree_unary_nonzero_warnv_p): Make it public.
23743 (tree_binary_nonzero_warnv_p): Make it public
23744 (tree_single_nonzero_warnv_p): Make it public.
23745 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23746 (extract_range_from_binary_expr): Split the expr argument.
23747 (extract_range_from_unary_expr): Split the expr argument.
23748 (extract_range_from_comparison): Split the expr argument.
23749 (extract_range_from_expr): Use the new aux functions.
23750 (vrp_evaluate_conditional_warnv): Use
23751 vrp_evaluate_conditional_warnv_with_ops.
23752 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23753 (tree_binary_nonzero_warnv_p): Declare.
23754 (tree_single_nonzero_warnv_p): Declare.
23755 (tree_expr_nonzero_warnv_p): Declare.
23756 (tree_unary_nonnegative_warnv_p): Declare.
23757 (tree_binary_nonnegative_warnv_p): Declare.
23758 (tree_single_nonnegative_warnv_p): Declare.
23759 (tree_invalid_nonnegative_warnv_p): Declare.
23761 2008-03-28 Richard Guenther <rguenther@suse.de>
23763 PR tree-optimization/30317
23764 PR tree-optimization/30911
23765 PR tree-optimization/34793
23766 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23767 (struct assert_locus_d): New member EXPR.
23768 (register_new_assert_for): Add EXPR parameter to support
23769 ASSERT_EXPR <name, expr OP limit>.
23770 (register_edge_assert_for_1): Adjust callers.
23771 (find_assert_locations): Likewise.
23772 (process_assert_insertions_for): Build condition from expression.
23773 (extract_range_from_assert): Handle ASSERT_EXPRs
23774 of the form ASSERT_EXPR <name, expr OP limit>.
23775 (register_edge_assert_for_2): New helper registering
23776 asserts for comparisons. Recognize range tests of the form
23777 (unsigned)i - CST1 OP CST2.
23778 (register_edge_assert_for_1): Use it.
23779 (register_edge_assert_for): Likewise.
23780 (needs_overflow_infinity): Integer sub-types
23781 do not need overflow infinities.
23782 (vrp_val_is_max): The extreme values of integer sub-types
23783 are those of the base type.
23784 (vrp_val_is_min): Likewise.
23785 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23788 2008-03-28 Nick Clifton <nickc@redhat.com>
23791 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23792 Return GENERAL_REGS for stack adjustment reloads.
23794 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23797 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23798 const_vector when all the vectors are constant.
23800 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23802 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23804 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23805 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23807 (s<code>_sf): Use new scc_sf attribute for opcode names.
23809 2008-03-27 Tom Tromey <tromey@redhat.com>
23811 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23812 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23813 config/spu/t-spu-elf, config/i386/t-interix,
23814 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23815 config/i386/x-darwin, config/i386/x-mingw32,
23816 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23817 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23818 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23819 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23820 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23821 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23822 config/score/t-score-elf, config/arm/t-strongarm-pe,
23823 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23824 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23825 Revert automatic dependency patch.
23827 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23830 * config/i386/i386.c (ix86_function_arg_boundary): Align
23831 decimal floating point to its natural boundary.
23833 2008-03-27 Richard Guenther <rguenther@suse.de>
23835 PR middle-end/35716
23836 * fold-const.c (fold_comparison): Restrict distinct decl
23837 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23838 solely rely on operand_equal_p.
23840 2008-03-27 Richard Guenther <rguenther@suse.de>
23843 * c-common.c (handle_weak_attribute): Reject combination of
23846 2008-03-27 Richard Guenther <rguenther@suse.de>
23848 PR tree-optimization/32810
23849 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23850 conversions from DECL_INITIAL.
23851 (fold_const_aggregate_ref): Likewise from constructor elements.
23853 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23855 * tree-affine.h (aff_combination_expand): Declare.
23856 (get_inner_reference_aff): Likewise.
23857 * tree-affine.c (aff_combination_expand): Split out from
23858 tree_to_aff_combination_expand.
23859 (get_inner_reference_aff): New function.
23860 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23861 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23862 (struct lim_aux_data): sm_done field removed.
23863 (mem_ref_loc_p, mem_ref_locs_p): New types.
23864 (struct mem_ref): Added id, stored, accesses_in_loop,
23865 indep_loop, dep_loop, indep_ref, dep_ref fields.
23866 Removed is_stored, locs and next fields.
23867 (memory_accesses): New variable.
23868 (movement_possibility): Do not allow moving statements
23869 that store to memory.
23870 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23872 (determine_max_movement): For statements with memory references,
23873 find the outermost loop in that the reference is independent.
23874 (move_computations_stmt): Mark the virtual operands for renaming.
23875 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23876 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23877 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23878 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23879 create_vop_ref_mapping, analyze_memory_references,
23880 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23881 get_all_locs_in_loop, ref_always_accessed_p,
23882 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23883 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23884 store_motion_loop, store_motion): New functions.
23885 (struct vop_to_refs_elt): New type.
23886 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23887 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23888 (schedule_sm): Replaced by...
23889 (execute_sm): ... this.
23890 (determine_lsm_ref, hoist_memory_references,
23891 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23892 find_more_ref_vops, free_mem_ref, free_mem_refs,
23893 determine_lsm_loop, determine_lsm): Removed.
23894 (tree_ssa_lim_finalize): Free data structures used by store motion.
23895 (tree_ssa_lim): Call analyze_memory_references. Use
23896 store_motion instead of determine_lsm.
23898 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23900 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23901 rename tmake_file to m68hc11/t-m68hc11.
23902 (mcore): Set inhibit_libc to true.
23903 * config.host (alpha*-dec-*vms*): Set extra_programs.
23904 (interix3*): Don't use host_xmake_file.
23905 * configure.ac: Let config.gcc override inhibit_libc.
23906 * configure: Regenerate.
23908 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23909 * config/t-openbsd-thread: Remove commented out lines.
23911 * config/x-interix: Remove.
23913 * config/m68hc11/t-m68hc11-gas: Rename to...
23914 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23916 * config/mcore/t-mcore: Remove T_CFLAGS.
23917 * config/mcore/t-mcore-pe: Likewise.
23919 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23921 * configure.ac: Replace custom __GNU_SOURCE test with
23922 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23923 * aclocal.m4: Regenerate.
23924 * configure: Regenerate.
23925 * config.in: Regenerate.
23927 2008-03-27 Richard Guenther <rguenther@suse.de>
23929 * fold-const.c (target.h): Include.
23930 (fold_comparison): Fold comparison of addresses of decls
23931 that bind locally or of constants. Consolidate address folding code.
23932 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23933 results from fold_binary_to_constant.
23934 (compare_values_warnv): Likewise.
23936 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23938 PR middle-end/35429
23939 * fold-const.c (fold_truthop): Check for integeral types when folding
23940 a == 0 && b == 0 and a != 0 || b != 0 .
23942 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23944 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23946 2008-03-26 Andreas Schwab <schwab@suse.de>
23948 * doc/invoke.texi: Fix use of @item vs. @itemx.
23950 2008-03-26 Tom Tromey <tromey@redhat.com>
23952 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23953 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23954 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23955 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23956 build/genconstants.o, build/genemit.o, build/genextract.o,
23957 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23958 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23961 2008-03-26 Richard Guenther <rguenther@suse.de>
23964 2008-03-26 Richard Guenther <rguenther@suse.de>
23966 * fold-const.c (target.h): Include.
23967 (fold_comparison): Fold comparison of addresses of two decls
23968 that bind locally. Consolidate address folding code.
23970 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23972 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23973 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23974 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23975 dconstsqrt2, dconstthird, dconste and/or dconst10.
23976 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23977 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23978 dconstsqrt2, dconste): Delete.
23979 (init_emit_once): Likewise. Simplify initializing dconstm1.
23981 * real.c (get_real_const): New.
23982 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23983 dconstsqrt2, dconste): Delete.
23984 (real_value_const, get_real_const): New.
23986 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23988 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23990 * config/i386/i386.c (ix86_function_arg_boundary): Check
23991 BIGGEST_ALIGNMENT instead of 128.
23992 (setup_incoming_varargs_64): Likewise.
23994 2008-03-26 Tom Tromey <tromey@redhat.com>
23996 * Makefile.in (DEPFILES): Add missing '/'.
23998 2008-03-26 Richard Guenther <rguenther@suse.de>
24000 * fold-const.c (target.h): Include.
24001 (fold_comparison): Fold comparison of addresses of two decls
24002 that bind locally. Consolidate address folding code.
24004 2008-03-26 Nick Clifton <nickc@redhat.com>
24007 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
24008 not allow INT+INT as a legitimate addressing mode.
24010 2008-03-26 Richard Guenther <rguenther@suse.de>
24012 * tree-flow.h (widen_bitfield): Remove declaration.
24013 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24014 (widen_bitfield): Remove function.
24015 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24018 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24021 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24024 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24026 PR rtl-optimization/35232
24027 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24028 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24029 reg_reloaded_call_part_clobbered here.
24030 (reload_regs_reach_end_p): New function.
24031 (reload_reg_rtx_for_input): New variable.
24032 (reload_reg_rtx_for_output): Likewise.
24033 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24034 when reassigning a pseudo register. Load reloadreg from
24035 reload_reg_rtx_for_input, moving the mode and register
24037 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24038 instead of the original when deciding whether an input reload
24039 would be a no-op or whether an output reload can be deleted.
24040 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24041 when setting up new_spill_reg_store. Load it from
24042 reload_reg_rtx_for_output, moving the mode and register
24044 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24045 instead of the original when deciding whether an output reload
24046 would be a no-op. Do the same when modifying insn notes.
24047 Use rtx_equal_p instead of == to compare the registers.
24048 (inherit_piecemeal_p): Take a mode and two register numbers
24050 (emit_reload_insns): Clear new_spill_reg_store for every hard
24051 register in the reload register. Remove spill registers
24052 from reg_reloaded_valid before considering whether to record
24053 inheritance information for them. Use reload_reg_rtx_for_output
24054 instead of reg_rtx when recording output reloads. Use
24055 reload_reg_rtx_for_input instead of reg_rtx when recording
24056 input reloads. Set or clear reg_reloaded_call_part_clobbered
24057 at the same time as setting reg_reloaded_valid.
24058 (delete_output_reload): Add a new_reload_reg parameter and use it
24059 instead of rld[j].reg_rtx.
24060 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24063 2008-03-25 Tom Tromey <tromey@redhat.com>
24065 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24066 (build/genattr.o): Likewise.
24067 (build/genattrtab.o): Likewise.
24068 (build/gencodes.o): Likewise.
24069 (build/genconfig.o): Likewise.
24070 (build/genconstants.o): Likewise.
24071 (build/genemit.o): Likewise.
24072 (build/genextract.o): Likewise.
24073 (build/genflags.o): Likewise.
24075 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24077 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24078 instead of size_int for integer types.
24079 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24080 to match type of MINUS_EXPR.
24082 2008-03-25 Tom Tromey <tromey@redhat.com>
24084 * configure: Rebuilt.
24085 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24088 2008-03-25 Tom Tromey <tromey@redhat.com>
24090 * config/x-solaris (host-solaris.o): Update.
24091 * config/x-linux (host-linux.o): Update.
24092 * config/x-hpux (host-hpux.o): Update.
24093 * config/x-darwin (host-darwin.o): Update.
24094 * config/v850/t-v850e (v850-c.o): Update.
24095 * config/v850/t-v850 (v850-c.o): Update.
24096 * config/t-vxworks (vxworks.o): Update.
24097 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24098 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24099 * config/spu/t-spu-elf (spu-c.o): Update.
24101 * config/sh/t-symbian (sh-c.o): Update.
24102 (symbian.o): Update.
24103 * config/sh/t-sh (sh-c.o): Update.
24104 * config/score/t-score-elf (score7.o, score3.o): Update.
24105 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24106 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24107 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24108 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24109 (rs6000.o): Remove.
24110 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24111 * config/m32c/t-m32c (m32c-pragma.o): Update.
24112 * config/ia64/t-ia64 (ia64-c.o): Update.
24113 * config/i386/x-mingw32 (host-mingw32.o): Update.
24114 * config/i386/x-i386 (driver-i386.o): Update.
24115 * config/i386/x-darwin (host-i386-darwin.o): Update.
24116 * config/i386/x-cygwin (host-cygwin.o): Update.
24117 * config/i386/t-nwld (nwld.o): Update.
24118 * config/i386/t-netware (netware.o): Update.
24119 * config/i386/t-interix (winnt.o): Update.
24120 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24121 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24122 msformat-c.o): Update.
24123 * config/bfin/t-bfin-linux (generated_files): Add
24124 linux-sysroot-suffix.h.
24125 * config/arm/t-wince-pe (pe.o): Update.
24126 * config/arm/t-strongarm-pe (pe.o): Update.
24127 * config/arm/t-pe (pe.o): Update.
24128 * config/arm/t-arm (arm-c.o): Update.
24129 * doc/install.texi (Prerequisites): Require make 3.80.
24130 * Makefile.in: Remove .o targets.
24131 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24132 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24133 (simple_generated_h, simple_generated_c): Move earlier.
24134 (generated_files): New variable.
24135 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24136 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24137 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24138 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24139 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24140 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24141 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24142 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24143 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24144 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24145 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24146 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24148 (COMPILE.base, COMPILE): New variables.
24149 (%.o): New pattern rule.
24150 (ALL_HOST_OBJS): New variable.
24151 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24152 (dummy-checksum.o, cc1-checksum.o): Remove.
24153 (DRIVER_SHLIB): New variable.
24154 (DRIVER_DEFINES): Use it.
24155 (gencondmd.c): Move out of build/.
24156 (s-conditions): Update.
24157 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24158 (ALL_BUILD_OBJS): Likewise.
24159 (build/%.o): Use BUILDCOMPILE.
24160 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24161 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24162 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24163 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24164 build/genconfig.o, build/genconstants.o, build/genemit.o,
24165 build/genextract.o, build/genflags.o, build/genmddeps.o,
24166 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24167 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24168 build/gen-protos.o, build/scan.o, build/fix-header.o,
24169 build/scan-decls.o): Simplify.
24170 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24171 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24172 prefix.o, toplev.o): Reduce to variable setting.
24173 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24174 ($(out_object_file), gcc-options.o): New targets.
24175 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24176 * configure: Rebuilt.
24177 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24178 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24180 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24182 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24183 complain when we hit an error, return ERROR_MARK_NODE.
24185 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24187 * config/sh/constraints.md (Pso, Psz): New constraints.
24188 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24189 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24191 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24193 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24194 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24196 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24198 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24199 (prefetch_sh2a): New.
24201 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24202 Naveen.H.S <naveen.hs@kpitcummins.com>
24204 * config/sh/constraints.md (I28): New constraint.
24205 * config/sh/sh.c (broken_move): Add support for movi20s.
24206 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24208 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24209 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24210 Naveen.H.S <naveen.hs@kpitcummins.com>
24212 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24213 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24214 (print_operand): Handle resbank in %@ operand code.
24215 (sh_encode_section_info): New.
24216 (push_regs): Add conditions for resbank.
24217 (sh_expand_epilogue): Likewise.
24218 (sh_insert_attributes): Likewise.
24219 (sh_attribute_table): Likewise.
24220 (sh_handle_resbank_handler_attribute): New.
24221 (sh2a_handle_function_vector_handler_attribute): New.
24222 (sh2a_is_function_vector_call): New.
24223 (sh2a_get_function_vector_number): New.
24224 (sh2a_function_vector_p): New.
24225 (sh_cfun_resbank_handler_p): New.
24226 * config/sh/sh.md (calli): Emit jsr/n if possible.
24227 (calli_tbr_rel): New.
24228 (calli_pcrel): Emit jsr/n if possible.
24229 (return_i): Emit rts/n if possible.
24230 (call_valuei_tbr_rel): New.
24231 (call_valuei_pcrel): Add condition for SH2A target.
24232 (call_value): Likewise.
24233 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24234 (sh2a_get_function_vector_number): Likewise.
24235 (sh2a_is_function_vector_call): Likewise.
24236 * doc/extend.texi: Document TBR relative addressing of SH2A.
24237 (resbank): Add description for SH2A.
24239 2008-03-24 Richard Guenther <rguenther@suse.de>
24242 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24243 pointer assignments change conversions according to middle-end rules.
24244 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24245 * configure.ac: Include type checking in yes.
24246 * configure: Regenerate.
24248 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24250 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24251 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24253 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24255 * gthr-vxworks.h (UNUSED): Define.
24257 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24259 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24261 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24263 * doc/extend.texi (Function Attributes): Add missing comma in the
24264 example of the "alloc_size" attribute.
24266 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24269 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24271 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24274 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24277 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24278 of the underlying type of a MS bitfield layout to the natural
24279 alignment of the type.
24281 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24283 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24284 to their natural alignment to avoid store forwarding stalls.
24286 2008-03-22 Richard Guenther <rguenther@suse.de>
24288 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24289 For PHI nodes verify the address is invariant.
24290 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24291 (get_symbol_constant_value): Use is_gimple_min_invariant.
24292 (maybe_fold_stmt_indirect): Likewise.
24294 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24296 PR rtl-optimization/33927
24297 * Makefile.in (dse.o): Depend on $(TM_P_H).
24298 * expr.h (extract_low_bits): Declare.
24299 * expmed.c (extract_low_bits): New function.
24300 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24301 * dse.c: Include tm_p.h.
24302 (find_shift_sequence): Remove the read_reg argument and return the
24303 read value. Emit the instructions instead of returning them.
24304 Iterate on new_mode rather than calculating it each time.
24305 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24306 source to NEW_MODE and extract_low_bits to convert the shifted
24307 value to READ_MODE.
24308 (replace_read): Allow the load and store to have different mode
24309 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24310 or extraction instructions before trying the replacement. Update
24311 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24313 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24315 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24316 to their natural alignment to avoid store forwarding stalls.
24318 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24321 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24322 encouraging but not allowing gprs for input;
24323 change the input constraint to !f#r.
24324 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24326 change the output constraint to !f#r.
24328 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24331 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24332 corresponding post-reload splitters.
24333 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24334 when x87 FP math is selected.
24335 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24336 New function prototype.
24337 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24338 unreachable function to ease macroization of insn patterns.
24340 2008-03-21 Martin Jambor <mjambor@suse.cz>
24342 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24343 reference dumps if ddr is NULL or dependence is unknown.
24345 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24347 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24348 unsigned extension into account.
24349 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24350 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24351 Do computations on a scratch register.
24353 2008-03-21 Richard Guenther <rguenther@suse.de>
24355 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24356 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24357 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24358 * tree-ssa-dom.c (record_equality): Likewise.
24359 * tree-inline.c (copy_body_r): Likewise.
24360 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24363 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24365 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24366 as 'delete_unused' argument.
24368 2008-03-20 Richard Guenther <rguenther@suse.de>
24370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24371 special casing of constant qualifiers.
24372 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24373 care about them in general.
24374 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24375 regardless of their type.
24376 (fold_stmt_r): Forcefully fold *& if we end up with that.
24378 2008-03-20 Paul Brook <paul@codesourcery.com>
24380 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24381 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24383 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24385 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24386 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24388 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24390 * common.opt (Wmudflap): New option.
24391 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24392 (mx_register_decls): Likewise.
24393 (mudflap_finish_file): Likewise.
24394 * doc/invoke.texi: Document -Wno-mudflap.
24396 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24398 * c-format.c (replace_format_name_to_system_name): New.
24399 (cmp_attribs): New.
24400 (convert_format_name_to_system_name): New.
24401 (decode_format_attr): Add use of convert_format_name_to_system_name.
24402 (format_types_orig): Add gnu_ prefix to names.
24403 (check_format_info_main): Special treating of \0 escaped names for
24404 supporting multi-character format specifiers as I32, I64.
24405 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24406 (gnu_target_overrides_format_attributes): New.
24407 * c-format.h: Add structure target_ovr_attr to hold
24408 system specific formatter names.
24409 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24410 msformat-c.o file to c_target_objs and cxx_target_objs.
24411 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24412 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24413 (TARGET_N_FORMAT_TYPES): New.
24414 * config/i386/msformat-c.c: New.
24415 * config/i386/t-cygming: Add build rule for msformat-c.o.
24416 * doc/extend.texi: Add new format names gnu_* and ms_* and
24418 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24420 2008-03-20 Ira Rosen <irar@il.ibm.com>
24422 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24423 optimizations turned on under -O3.
24424 (ftree-vectorize): Add that the flag is turned on with -O3.
24426 2008-03-20 Ben Elliston <bje@au.ibm.com>
24428 * regmove.c (try_auto_increment): Fix spelling error in comment.
24429 * final.c (final_scan_insn): Likewise.
24431 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24434 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24435 allocator preferences for "y" and "r" class registers.
24436 ("*mov<mode>_internal"): Ditto.
24437 ("*movv2sf_internal_rex64"): Ditto.
24438 ("*movv2sf_internal"): Ditto.
24440 2008-03-19 Michael Matz <matz@suse.de>
24442 PR middle-end/35616
24443 * calls.c (expand_call): Check overlap of arguments with call
24444 address for sibcalls.
24446 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24449 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24450 of the underlying type of a MS bitfield layout to the natural
24451 alignment of the type.
24453 2008-03-19 Jan Hubicka <jh@suse.cz>
24456 * toplev.c (decode_d_option): Handle all CPP flags.
24457 * tree-vrp.c: Update tree_pass descriptors.
24458 * regrename.c: Update tree_pass descriptors.
24459 * fwprop.c: Update tree_pass descriptors.
24460 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24461 * tree-into-ssa.c: Update tree_pass descriptors.
24462 * tree-dump.c: Update tree_pass descriptors.
24463 * tree-complex.c: Update tree_pass descriptors.
24464 * tree-dump.h: Update tree_pass descriptors.
24465 * see.c: Update tree_pass descriptors.
24466 * cgraphbuild.c: Update tree_pass descriptors.
24467 * tracer.c: Update tree_pass descriptors.
24468 * tree-loop-distribution.c: Update tree_pass descriptors.
24469 * cgraph.c: Update tree_pass descriptors.
24470 * postreload-gcse.c: Update tree_pass descriptors.
24471 * postreload.c: Update tree_pass descriptors.
24472 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24473 * tree-tailcall.c: Update tree_pass descriptors.
24474 * tree-pass.h (tree_opt_pass): Rename to ...
24475 (opt_pass) ... this one; add "type" field and remove letter field.
24476 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24477 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24478 all_lowering_passes): Update declaration.
24479 * ipa-cp.c: Update tree_pass descriptors.
24480 * final.c: Update tree_pass descriptors.
24481 * omp-low.c: Update tree_pass descriptors.
24482 * tree-ssa-dse.c: Update tree_pass descriptors.
24483 * ipa-reference.c: Update tree_pass descriptors.
24484 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24485 * auto-inc-dec.c: Update tree_pass descriptors.
24486 * reorg.c: Update tree_pass descriptors.
24487 * cgraphunit.c: Update tree_pass descriptors.
24488 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24489 * tree-ssa-ccp.c: Update tree_pass descriptors.
24490 * df-core.c: Update tree_pass descriptors.
24491 * mode-switching.c: Update tree_pass descriptors.
24492 * tree-nomudflap.c: Update tree_pass descriptors.
24493 * modulo-sched.c: Update tree_pass descriptors.
24494 * ipa-pure-const.c: Update tree_pass descriptors.
24495 * cse.c: Update tree_pass descriptors.
24496 * web.c: Update tree_pass descriptors.
24497 * tree-stdarg.c: Update tree_pass descriptors.
24498 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24499 * tree-ssa-dom.c: Update tree_pass descriptors.
24500 * tree-nrv.c: Update tree_pass descriptors.
24501 * tree-ssa-alias.c: Update tree_pass descriptors.
24502 * loop-init.c: Update tree_pass descriptors.
24503 * gimple-low.c: Update tree_pass descriptors.
24504 * ipa-inline.c: Update tree_pass descriptors.
24505 * tree-ssa-sink.c: Update tree_pass descriptors.
24506 * global.c: Update tree_pass descriptors.
24507 * ifcvt.c: Update tree_pass descriptors.
24508 * jump.c: Update tree_pass descriptors.
24509 * predict.c: Update tree_pass descriptors.
24510 * tree-ssa-loop.c: Update tree_pass descriptors.
24511 * recog.c: Update tree_pass descriptors.
24512 * dse.c: Update tree_pass descriptors.
24513 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24514 * tree-eh.c: Update tree_pass descriptors.
24515 * regmove.c: Update tree_pass descriptors.
24517 * function.c: Update tree_pass descriptors.
24518 * tree-vectorizer.c: Update tree_pass descriptors.
24519 * gcse.c: Update tree_pass descriptors.
24520 * ipa-type-escape.c: Update tree_pass descriptors.
24521 * tree-if-conv.c: Update tree_pass descriptors.
24522 * init-regs.c: Update tree_pass descriptors.
24523 * ipa.c: Update tree_pass descriptors.
24524 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24525 * rtl-factoring.c: Update tree_pass descriptors.
24526 * lower-subreg.c: Update tree_pass descriptors.
24527 * bt-load.c: Update tree_pass descriptors.
24528 * tree-dfa.c: Update tree_pass descriptors.
24529 * except.c: Update tree_pass descriptors.
24530 * emit-rtl.c: Update tree_pass descriptors.
24531 * cfgexpand.c: Update tree_pass descriptors.
24532 * tree-cfgcleanup.c: Update tree_pass descriptors.
24533 * cfgcleanup.c: Update tree_pass descriptors.
24534 * tree-ssa-pre.c: Update tree_pass descriptors.
24535 * tree-sra.c: Update tree_pass descriptors.
24536 * tree-mudflap.c: Update tree_pass descriptors.
24537 * tree-ssa-copy.c: Update tree_pass descriptors.
24538 * cfglayout.c: Update tree_pass descriptors.
24539 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24540 * tree-ssa-dce.c: Update tree_pass descriptors.
24541 * tree-ssa.c: Update tree_pass descriptors.
24542 * regclass.c: Update tree_pass descriptors.
24543 * integrate.c: Update tree_pass descriptors.
24544 * tree-optimize.c: Update tree_pass descriptors.
24545 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24546 * tree-object-size.c: Update tree_pass descriptors.
24547 * combine.c: Update tree_pass descriptors.
24548 * tree-outof-ssa.c: Update tree_pass descriptors.
24549 * bb-reorder.c: Update tree_pass descriptors.
24550 * stack-ptr-mod.c: Update tree_pass descriptors.
24551 * var-tracking.c: Update tree_pass descriptors.
24552 * tree-profile.c: Update tree_pass descriptors.
24553 * tree-vect-generic.c: Update tree_pass descriptors.
24554 * reg-stack.c: Update tree_pass descriptors.
24555 * sched-rgn.c: Update tree_pass descriptors.
24556 * tree-ssa-structalias.c: Update tree_pass descriptors.
24557 * tree-cfg.c: Update tree_pass descriptors.
24558 * passes.c (current_pass): Update declaration.
24559 (finish_optimization_passes): Update.
24560 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24561 (register_one_dump_file, register_dump_files_1, next_pass_1):
24563 (init_optimization_passes): Update handling of new types.
24564 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24565 * ipa-struct-reorg.c: Update tree_pass descriptors.
24566 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24567 * combine-stack-adj.c: Update tree_pass descriptors.
24568 * cfgrtl.c: Update tree_pass descriptors.
24569 * dce.c: Update tree_pass descriptors.
24570 * tree-ssanames.c: Update tree_pass descriptors.
24572 2008-03-19 Richard Guenther <rguenther@suse.de>
24574 PR middle-end/35609
24575 * tree-ssa.c (walk_data): New structure.
24576 (warn_uninitialized_var): If not always_executed warn with "maybe"
24578 (execute_early_warn_uninitialized): Compute post-dominators.
24579 Initialize always_executed before processing each basic block.
24581 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24584 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24585 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24587 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24589 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24591 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24593 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24595 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24596 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24597 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24598 target after ignore has been set, and move there also the commputation
24599 of subtarget and original_target.
24600 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24601 (LANG_HOOKS_INITIALIZER): Remove it.
24602 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24604 2008-03-18 Richard Guenther <rguenther@suse.de>
24606 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24607 found an expression with constants, note that in the VN for the lhs.
24608 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24609 fold them to constants if possible. Run cleanup_cfg if done so.
24610 (execute_pre): Return todo.
24611 (do_pre): Likewise.
24612 (execute_fre): Likewise.
24613 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24615 (get_prop_source_stmt): Look through pointer conversions.
24617 2008-03-18 Jan Hubicka <jh@suse.cz>
24619 * tree-pretty-print.c: Include predict.h.
24620 (dump_generic_node): Dump predictor.
24621 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24622 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24623 * gimple-low.c (lower_stmt): Likewise.
24624 * expr.c (expand_expr_real): Likewise.
24625 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24627 (build_predict_expr, build_predict_expr): New.
24628 * predict.h (predictor_name, build_predict_expr): Update.
24629 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24630 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24631 * predict.def (PRED_CONTINUE): Update hitrate.
24632 * tree.def (PREDICT_EXPR): Define.
24633 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24634 do not handle BIND_EXPR.
24635 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24636 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24637 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24640 2008-03-18 Michael Matz <matz@suse.de>
24642 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24644 2008-03-18 Richard Guenther <rguenther@suse.de>
24646 * tree-gimple.h (is_gimple_invariant_address): Declare.
24647 (is_gimple_constant): Likewise.
24648 * tree-gimple.c (is_gimple_constant): New function.
24649 (is_gimple_invariant_address): Likewise.
24650 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24651 and is_gimple_invariant_address.
24652 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24654 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24655 an addressable base.
24657 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24659 PR middle-end/35611
24660 * gimplify.c (gimplify_expr): Gimplify second operand of
24663 2008-03-17 Richard Guenther <rguenther@suse.de>
24665 PR tree-optimization/19637
24666 * fold-const.c (fold_unary): Remove restrictions of removing
24667 intermediate pointer-conversions (P2)(P1)P0.
24668 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24669 conversion to void pointer.
24670 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24672 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24675 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24676 emulated thread local variables.
24678 2008-03-16 Richard Guenther <rguenther@suse.de>
24680 PR middle-end/35607
24681 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24682 expand TREE_INVARIANT operations that are not gimple invariant.
24684 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24686 * doc/extend.texi (Alignment): Say that the ABI controls
24687 the __alignof__ for non-strict-alignment targets rather
24688 than being a recommendation.
24690 2008-03-15 Paul Brook <paul@codesourcery.com>
24692 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24694 (arm_output_fn_unwind): Mark functions that can not be unwound.
24696 2008-03-15 Paul Brook <paul@codesourcery.com>
24698 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24699 extension instructions.
24701 2008-03-15 Richard Guenther <rguenther@suse.de>
24703 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24704 and fold constant aggregate refs.
24705 (fold_const_aggregate_ref): Handle string constants
24706 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24707 (evaluate_stmt): Simplify now that ccp_fold folds constant
24710 2008-03-15 Paul Brook <paul@codesourcery.com>
24712 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24713 (extzv): Use gen_extzv_t2.
24714 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24716 2008-03-15 Richard Guenther <rguenther@suse.de>
24718 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24719 (fold_const_aggregate_ref): Likewise.
24720 (get_value): Return NULL if we don't have any values.
24721 (ccp_finalize): Set const_val to NULL after freeing it.
24722 * tree-flow.h (get_symbol_constant_value): Declare.
24723 (fold_const_aggregate_ref): Likewise.
24724 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24726 2008-03-15 Richard Guenther <rguenther@suse.de>
24728 PR middle-end/35593
24729 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24730 to not produce negative array indices if not allowed. Add
24731 parameter to indicate that.
24732 (maybe_fold_offset_to_component_ref): Allow negative array
24733 indices only for the first member of a structure.
24734 (maybe_fold_offset_to_reference): Allow negative array indices.
24735 (maybe_fold_stmt_addition): Likewise.
24737 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24738 Anatoly Sokolov <aesok@post.ru>
24740 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24741 (avr_arch): Add ARCH_AVR6.
24742 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24743 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24744 instead of fixed value 2.
24745 (print_operand_address): Use gs() asm specifier instead of pm().
24746 (avr_assemble_integer): (Ditto.).
24747 (avr_output_addr_vec_elt): (Ditto.).
24748 (print_operand): Handle "!" code.
24749 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24750 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24751 (AVR_HAVE_EIJMP_EICALL): Define.
24752 (AVR_3_BYTE_PC): Redefine.
24753 (AVR_2_BYTE_PC): (Ditto.).
24754 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24755 (LINK_SPEC): Add atmega2560 and atmega2561.
24756 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24758 * config/avr/avr.md (call_insn): Use eicall instead of icall
24759 for 3 byte PC devices.
24760 (call_value_insn): (Ditto.).
24761 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24762 (indirect_jump): Use only for for 2 byte PC devices.
24763 (*tablejump): (Ditto.).
24764 (*indirect_jump_avr6): Add insn.
24765 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24766 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24767 instead of ijmp for 3 byte PC devices.
24768 (__tablejump2__): (Ditto.).
24769 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24770 (MULITLIB_DIRNAMES): (Ditto.).
24771 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24773 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24775 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24776 "sse2_umulsidi3". Use V1DI mode for operand 0.
24777 ("mmx_psadbw"): Use V1DI mode for operand 0.
24778 * config/i386/i386-modes.def (V1SI): New vector mode.
24779 * config/i386/i386.c (struct builtin_description)
24780 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24781 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24782 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24783 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24784 v1di_ftype_v8qi_v8qi type.
24785 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24787 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24788 __builtin_ia32_pmuludq]: Fix the mode of return value.
24790 2008-03-15 Richard Guenther <rguenther@suse.de>
24792 PR middle-end/35595
24793 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24796 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24798 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24799 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24800 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24801 unless TARGET_SERIALIZE_VOLATILE is enabled.
24802 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24803 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24804 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24806 2008-03-14 Richard Guenther <rguenther@suse.de>
24808 PR tree-optimization/34172
24809 * tree-flow.h (refs_may_alias_p): Declare.
24810 (get_single_def_stmt): Likewise.
24811 (get_single_def_stmt_from_phi): Likewise.
24812 (get_single_def_stmt_with_phi): Likewise.
24813 * tree-dfa.c (refs_may_alias_p): New function.
24814 (get_single_def_stmt): Likewise.
24815 (get_single_def_stmt_from_phi): Likewise.
24816 (get_single_def_stmt_with_phi): Likewise.
24817 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24818 (vn_reference_lookup_1): New helper function.
24819 (vn_reference_lookup): Walk the virtual use-def chain to
24820 continue searching for a match if the def does not alias the
24821 reference we are looking for.
24823 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24825 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24826 archive and Perzl. Update The Written Word listing.
24828 2008-03-14 Richard Guenther <rguenther@suse.de>
24830 PR tree-optimization/34043
24831 PR tree-optimization/33989
24832 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24834 (bitmap_find_leader): Use extra argument to verify dominance
24835 relationship inside a basic-block.
24836 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24837 (find_leader_in_sets): Adjust.
24838 (create_component_ref_by_pieces): Take extra argument for
24839 dominance check, handle lookup failures.
24840 (find_or_generate_expression): Likewise.
24841 (create_expression_by_pieces): Likewise.
24842 (insert_into_preds_of_block): Adjust.
24843 (create_value_expr_from): If asked for, verify all operands
24844 are in the blocks AVAIL_OUT set.
24845 (make_values_for_stmt): Check for SSA_NAMEs that are life
24846 over an abnormal edge.
24847 (compute_avail): Remove such check.
24848 (do_SCCVN_insertion): New function.
24849 (eliminate): If we do not find a leader suitable for replacement
24850 insert a replacement expression from SCCVN if available.
24851 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24852 (struct vn_ssa_aux): Add needs_insertion flag.
24853 * tree-ssa-sccvn.c (may_insert): New global flag.
24854 (copy_reference_ops_from_ref): Value-number union member access
24855 based on its size, not type and member if insertion is allowed.
24856 (visit_reference_op_load): For a weak match from union type
24857 punning lookup a view-converted value and insert a SSA_NAME
24858 for that value if that is not found.
24859 (visit_use): Make dumps shorter. Do not disallow value numbering
24860 SSA_NAMEs that are life over an abnormal edge to constants.
24861 (free_scc_vn): Release inserted SSA_NAMEs.
24862 (run_scc_vn): New flag to specify whether insertion is allowed.
24863 Process SSA_NAMEs in forward order.
24864 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24865 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24866 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24867 pointer type to/from integral types that do not change the
24868 precision to regular conversions.
24870 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24872 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24873 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24874 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24875 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24876 input arguments and the mode of return value. Built-in functions
24877 that operate on whole 64-bit MMX register now use V1DI mode.
24879 2008-03-13 Alon Dayan <alond@il.ibm.com>
24880 Olga Golovanevsky <olga@il.ibm.com>
24882 PR tree-optimization/35041
24883 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24884 to locate the right position in a statement.
24886 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24890 * config/i386/xmmintrin.h: Change all static inline functions to
24891 extern inline and add __gnu_inline__ attribute.
24892 * config/i386/bmintrin.h: Ditto.
24893 * config/i386/smmintrin.h: Ditto.
24894 * config/i386/tmmintrin.h: Ditto.
24895 * config/i386/mmintrin-common.h: Ditto.
24896 * config/i386/ammintrin.h: Ditto.
24897 * config/i386/emmintrin.h: Ditto.
24898 * config/i386/pmmintrin.h: Ditto.
24899 * config/i386/mmintrin.h: Ditto.
24900 * config/i386/mm3dnow.h: Ditto.
24902 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24904 PR middle-end/35185
24905 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24906 (lower_omp_2): New function.
24907 (lower_omp_1, lower_omp): Rewritten.
24909 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24912 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24913 with the phrase "Microsoft Windows compilers".
24914 (Push/Pop Macro Pragmas): New subsection. Document
24915 #pragma push_macro and pragma pop_macro.
24917 2008-03-12 Paul Brook <paul@codesourcery.com>
24919 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24921 2008-03-12 Paul Brook <paul@codesourcery.com>
24923 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24924 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24925 (thumb2_addsi_shortim): Rename ...
24926 (thumb2_addsi_short): ... to this. Allow register operands.
24927 (thumb2_subsi_short): New pattern.
24928 (thumb2_one_cmplsi2_short,
24929 thumb2_negsi2_short): New patterns and peepholes.
24931 2008-03-12 Paul Brook <paul@codesourcery.com>
24933 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24935 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24937 * config/i386/i386.md (int_cond): New code iterator.
24939 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24940 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24941 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24942 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24943 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24944 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24945 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24946 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24948 2008-03-12 Paul Brook <paul@codesourcery.com>
24950 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24951 instead of {arm,thumb}_compute_save_reg_mask.
24952 (output_return_instruction): Ditto.
24953 (thumb_unexpanded_epilogue): Ditto.
24954 (thumb1_expand_prologue): Ditto.
24955 (thumb1_output_function_prologue): Ditto.
24956 (arm_set_return_address): Ditto.
24957 (thumb_set_return_address): Ditto.
24958 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24959 regs to achieve stack alignment.
24960 (thumb1_compute_save_reg_mask): Fix compiler warning.
24961 (arm_output_epilogue): Use offsets->saved_regs_mask.
24962 Adjust stack pointer by poping call clobered registers.
24963 (arm_expand_prologue): Use offsets->saved_regs_mask.
24964 Adjust stack pointer by pushing extra registers.
24965 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24967 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24970 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24971 conversion to the operands of a multiplication.
24973 2008-03-12 Richard Guenther <rguenther@suse.de>
24975 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24976 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24977 * timevar.def (TV_TREE_PHIPROP): Add.
24978 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24979 pass description. Use TV_TREE_PHIPROP.
24980 * tree-ssa-forwprop.c: Remove phiprop code.
24982 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24984 PR middle-end/35549
24985 * omp-low.c (maybe_lookup_decl): Constify first argument.
24986 (use_pointer_for_field): Change last argument from bool to
24987 omp_context *. Disallow shared copy-in/out in nested
24988 parallel if decl is shared in outer parallel too.
24989 (build_outer_var_ref, scan_sharing_clauses,
24990 lower_rec_input_clauses, lower_copyprivate_clauses,
24991 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24993 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24994 Ira Rosen <irar@il.ibm.com>
24996 * tree-vectorizer.c (free_stmt_vec_info): New function.
24997 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24998 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24999 * tree-vectorizer.h (free_stmt_vec_info): Declare.
25000 * tree-vect-transform.c (vectorizable_conversion): Free
25001 vec_oprnds0 if it was allocated.
25002 (vect_permute_store_chain): Remove unused VECs.
25003 (vectorizable_store): Free VECs that are allocated in the..
25005 (vect_transform_strided_load, vectorizable_load): Likewise.
25006 (vect_remove_stores): Simplify the code.
25007 (vect_transform_loop): Move code to vect_remove_stores().
25008 Call vect_remove_stores() and free_stmt_vec_info().
25010 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25012 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25013 TARGET_HPUX. Revise comment.
25014 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25015 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25016 Use sr4 variant of `be' instruction when not generating PIC code.
25017 (attr_length_call): Adjust for above change.
25019 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25021 * ipa-reference.c (static_execute): Remove module_statics_const and
25022 associated setting code.
25024 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25027 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25028 predicate for operand 1.
25029 (paritysi2_cmp): Use register_operand predicate for operand 2.
25030 Use earlyclobber modifier for operand 1. Remove support for
25032 (paritydi2_cmp): Use register_operand predicate for operand 3.
25033 Use earlyclobber modifier for operand 1. Remove support for
25036 2008-03-11 Paul Brook <paul@codesourcery.com>
25037 Vladimir Prus <vladimir@codesourcery.com>
25039 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25040 (arm_compute_save_reg0_reg12_mask): Always
25041 check if register 11 must be saved. Always safe hard frame pointer
25042 when frame_pointer_needeed.
25043 (arm_compute_save_reg_mask): Save IP and PC
25044 only with apcs frames.
25045 (arm_output_epilogue): Adjust Thumb2 codepath to
25046 be also invoked and work for ARM non-apcs frames.
25047 (arm_expand_prologue): Don't bother saving IP
25048 for non-apcs frame, since it's not clobbered by
25049 prologue code. Implement non-apcs frame
25052 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25054 PR rtl-optimization/35281
25055 * expr.c (convert_move): Use a new pseudo for the intermediate
25056 from_mode->word_mode result.
25058 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25060 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25061 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25062 * toplev.c (compile_file): Don't call it.
25064 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25066 PR middle-end/35526
25067 * expr.c (store_expr): Call emit_block_move if the mode
25068 of "temp" RTX is BLKmode.
25070 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25071 Richard Guenther <rguenther@suse.de>
25073 PR tree-optimization/31358
25074 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25075 the step with a NULL_TREE.
25076 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25077 to sizetype if type is a pointer type.
25078 (add_candidate_1): Don't convert the base and step to
25079 the generic type if the orginal type is a pointer type.
25080 (add_iv_value_candidates): Use sizetype for the step
25081 if type is a pointer type.
25082 (cand_value_at): Likewise.
25083 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25085 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25086 Don't convert the tem affine to the type.
25087 (add_elt_to_tree): Use sizetype for the step if a pointer.
25088 Use POINTER_PLUS_EXPR for pointers.
25089 (aff_combination_to_tree): Use sizetype for the step if a
25092 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25094 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25095 Remove commutativity hint.
25097 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25101 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25102 errorneous type. Check that v is a VAR_DECL.
25104 PR middle-end/35099
25105 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25107 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25109 PR tree-optimization/35494
25110 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25111 may be overriden at link and run time.
25113 2008-03-10 Richard Guenther <rguenther@suse.de>
25115 PR tree-optimization/34677
25116 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25117 (poolify_tree): Likewise.
25118 (modify_expr_template): Likewise.
25119 (poolify_modify_stmt): Likewise.
25120 (insert_fake_stores): Handle all component-ref style stores
25121 in addition to INDIRECT_REF. Also handle complex types.
25122 Do not poolify the inserted load.
25123 (realify_fake_stores): Do not rebuild the tree but only
25124 make it a SSA_NAME copy.
25125 (init_pre): Remove initialzation of modify_expr_template.
25126 Do not allocate modify_expr_node_pool.
25127 (fini_pre): Do not free modify_expr_node_pool.
25129 2008-03-10 Paul Brook <paul@codesourcery.com>
25131 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25132 to avoid conflicts.
25134 2008-03-10 Paul Brook <paul@codesourcery.com>
25135 Mark Shinwell <shinwell@codesourcery.com>
25137 * config/arm/cortex-r4.md: New.
25138 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25140 * config/arm/arm.md: Include cortex-r4.md.
25141 (insn): Add smmls, sdiv and udiv values.
25142 (generic_sched): Don't use generic scheduling for Cortex-R4.
25143 (arm_issue_rate): New function.
25144 (TARGET_SCHED_ISSUE_RATE): Define.
25146 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25148 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25150 2008-03-10 Richard Guenther <rguenther@suse.de>
25152 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25153 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25155 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25157 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25158 Set default to true.
25160 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25162 * c.opt (Wsynth): Deprecate.
25163 * doc/invoke.texi (Option Summary, Warning Options): Document
25164 -Wno-format-contains-nul.
25166 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25169 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25170 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25172 2008-03-09 Ira Rosen <irar@il.ibm.com>
25174 * config/rs6000/rs6000.c (builtin_description): Rename vector
25175 left shift operations.
25176 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25177 (altivec_vsl<VI_char>): Rename to ...
25178 (ashl<mode>3): ... new name.
25179 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25181 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25183 2008-03-08 Richard Guenther <rguenther@suse.de>
25185 * coverage.h (tree_coverage_counter_addr): Declare.
25186 * coverage.c (tree_coverage_counter_addr): New function.
25187 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25188 before using again.
25189 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25190 (tree_gen_one_value_profiler): Likewise.
25191 (tree_gen_ic_profiler): Likewise.
25192 (tree_gen_average_profiler): Likewise.
25193 (tree_gen_ior_profiler): Likewise.
25195 2008-03-08 Richard Guenther <rguenther@suse.de>
25197 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25198 (vn_binary_op_insert): Likewise.
25199 (vn_unary_op_lookup): Likewise.
25200 (vn_unary_op_insert): Likewise.
25201 (vn_nary_op_lookup): Declare.
25202 (vn_nary_op_insert): Likewise.
25203 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25204 and binary hashes, use a single obstack for unary_op_pool
25205 and binary_op_pool.
25206 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25207 a single struct vn_nary_op_s. Store tree code length and
25208 a variable number of operands.
25209 (struct vn_reference_op_struct): Remove unused op2.
25210 (vn_reference_op_eq): Do not compare op2.
25211 (vn_reference_op_compute_hash): Do not compute hash of op2.
25212 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25213 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25214 with vn_nary_op_compute_hash.
25215 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25216 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25218 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25220 (visit_unary_op): Call nary functions.
25221 (visit_binary_op): Likewise.
25222 (process_scc): Adjust for struct vn_tables_s changes.
25223 (allocate_vn_table): Likewise.
25224 (free_vn_table): Likewise.
25225 * tree-vn.c (vn_add): Call nary functions.
25226 (vn_lookup): Likewise.
25228 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25231 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25232 wdst back after sync_compare_and_swapqhi_internal.
25234 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25237 * config/i386/i386-modes.def (V1DI): New vector mode.
25238 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25239 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25240 (MMXMODE248): Ditto.
25241 (MMXMODE): Add V1DI mode.
25242 (mmxvecsize): Change DI mode to V1DI mode.
25243 ("mov<mode>): Use MMXMODEI8 mode iterator.
25244 ("*mov<mode>_internal_rex64"): Ditto.
25245 ("*mov<mode>_internal"): Ditto.
25246 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25247 ("mmx_sub<mode>3"): Ditto.
25248 ("mmx_adddi3"): Remove insn pattern.
25249 ("mmx_subdi3"): Ditto.
25250 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25251 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25252 ("mmx_ashl<mode>3"): Ditto.
25253 ("mmx_lshrdi3"): Remove insn pattern.
25254 ("mmx_ashldi3"): Ditto.
25255 * config/i386/i386.c (classify_argument): Handle V1DImode.
25256 (function_arg_advance_32): Ditto.
25257 (function_arg_32): Ditto.
25258 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25259 mmx_addv1di3 insn pattern.
25260 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25261 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25262 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25263 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25264 Remove definitions of built-in functions.
25265 (V1DI_type_node): New node.
25266 (v1di_ftype_v1di_int): Ditto.
25267 (v1di_ftype_v1di_v1di): Ditto.
25268 (v2si_ftype_v2si_si): Ditto.
25269 (v4hi_ftype_v4hi_di): Remove node.
25270 (v2si_ftype_v2si_di): Ditto.
25271 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25272 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25273 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25274 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25275 Add new builtins using def_builtin_const.
25276 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25277 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25278 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25279 * config/i386/mmintrin.h (__v1di): New typedef.
25280 (_mm_add_si64): Cast arguments to __v1di type.
25281 (_mm_sub_si64): Ditto.
25282 (_mm_sll_pi16): Cast __count to __v4hi type.
25283 (_mm_sll_pi32): Cast __count to __v2si type.
25284 (_mm_sll_si64): Cast arguments to __v1di type.
25285 (_mm_srl_pi16): Cast __count to __v4hi type.
25286 (_mm_srl_pi32): Cast __count to __v2si type.
25287 (_mm_srl_si64): Cast arguments to __v1di type.
25288 (_mm_sra_pi16): Cast __count to __v4hi type.
25289 (_mm_sra_pi32): Cast __count to __v2si type.
25290 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25291 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25292 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25293 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25294 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25295 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25296 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25297 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25298 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25299 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25300 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25301 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25303 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25305 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25307 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25310 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25311 reg+const addressing for Altivec modes. Don't generate reg+reg
25312 addressing for TFmode or TDmode quantities.
25314 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25316 * c-common.c (vector_types_convertible_p): Call langhook
25317 instead of comptypes.
25319 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25322 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25323 integral and scalar float variables which have a
25326 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25328 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25329 dwarf_register_span hook when emitting unwind information for
25330 register-to-memory saves.
25331 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25332 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25334 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25336 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25337 for the same VAR_DECL.
25339 2008-03-06 Tom Tromey <tromey@redhat.com>
25341 * treelang: Delete.
25342 * doc/standards.texi (Standards): Don't mention treelang.
25343 * doc/invoke.texi (Overall Options): Don't mention treelang.
25344 * doc/install.texi (Prerequisites): Don't mention bison or
25346 (Configuration): Don't mention treelang.
25347 (Building): Likewise.
25348 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25350 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25352 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25353 word-extractions out of a multi-word object.
25355 2008-03-06 Richard Guenther <rguenther@suse.de>
25357 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25358 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25359 result type and precision.
25360 * expr.c (get_inner_reference): Set unsignedp based on the result
25361 type of BIT_FIELD_REF.
25362 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25363 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25364 (try_instantiate_multiple_fields): Likewise. Use the correct type
25366 (sra_build_assignment): Likewise.
25367 (sra_build_elt_assignment): Likewise.
25368 (sra_explode_bitfield_assignment): Likewise.
25369 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25370 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25371 set BIT_FIELD_REF_UNSIGNED.
25372 (vectorizable_load): Likewise.
25374 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25376 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25379 2008-03-06 Richard Guenther <rguenther@suse.de>
25381 * alias.c (struct alias_set_entry): Move has_zero_child field
25382 to pack with alias_set.
25384 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25386 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25389 2008-03-05 Ian Lance Taylor <iant@google.com>
25391 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25393 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25395 * fwprop.c (update_df): Support width and offset parameters of
25397 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25398 global_conflicts): Change DF_REF_EXTRACT to either
25399 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25400 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25401 * df-scan.c (df_ref_record, df_defs_record,
25402 df_ref_create_structure, df_def_record_1, df_uses_record,
25403 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25404 df_bb_refs_collect, df_entry_block_defs_collect,
25405 df_exit_block_uses_collect): Support new width and offset fields.
25406 (ref_extract_pool): New storage pool.
25407 (df_free_ref): New function.
25408 (df_reg_chain_unlink, df_free_collection_rec,
25409 df_sort_and_compress_refs): Call df_free_ref.
25410 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25412 (df_ref_create_structure): Allocate df_ref_extract if offset and
25413 width fields are used.
25414 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25415 (df_uses_record): Get offset and width from ZERO_EXTRACT
25417 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25418 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25419 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25420 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25421 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25422 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25423 (df_ref_extract): New structure.
25424 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25425 (df_ref_create): Add width and offset parameters.
25427 2008-03-05 Richard Guenther <rguenther@suse.de>
25429 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25430 Use ranges_overlap_p.
25431 (offset_overlaps_with_access): Rename
25432 to ranges_overlap_p and move ...
25433 * tree-flow-inline.h (ranges_overlap_p): ... here.
25435 * tree.h (get_inner_reference, handled_component_p): Update
25438 * tree.h (record_component_aliases, get_alias_set,
25439 alias_sets_conflict_p, alias_sets_must_conflict_p,
25440 objects_must_conflict_p): Move declarations ...
25441 * alias.h (record_component_aliases, get_alias_set,
25442 alias_sets_conflict_p, alias_sets_must_conflict_p,
25443 objects_must_conflict_p): ... here.
25444 Include coretypes.h.
25445 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25447 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25449 * cfg.c: Include tree-flow.h.
25450 (remove_edge_raw): Call redirect_edge_var_map_clear.
25451 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25452 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25453 (redirect_edge_var_map_result): New.
25454 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25455 PENDING_STMT use with redirect_edge_var_map_*.
25456 * tree-ssa.c (edge_var_maps): New definition.
25457 (redirect_edge_var_map_add): New.
25458 (redirect_edge_var_map_clear): New.
25459 (redirect_edge_var_map_dup): New.
25460 (redirect_edge_var_map_vector): New.
25461 (redirect_edge_var_map_destroy): New.
25462 (ssa_redirect_edge): Replace PENDING_STMT use with
25463 redirect_edge_var_map_*.
25464 (flush_pending_stmts): Same.
25465 (delete_tree_ssa): Destroy edge var map.
25466 * tree-flow.h (struct _edge_var_map): New.
25467 Define edge_var_map vector type.
25468 Declare redirect_edge_var_map_* prototypes.
25469 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25470 * tree-cfg.c (reinstall_phi_args): Replace
25471 PENDING_STMT use with redirect_edge_var_map_*.
25473 2008-03-05 Richard Guenther <rguenther@suse.de>
25475 PR tree-optimization/35472
25476 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25477 whose single use_stmt has a overlapping set of loaded and
25478 stored symbols as that use_stmt might be a noop assignment then.
25480 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25482 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25484 2008-03-05 Richard Guenther <rguenther@suse.de>
25487 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25488 should be constants.
25489 * tree-cfg.c (verify_expr): Verify it.
25490 * fold-const.c (fold_truthop): Remove code generating
25491 BIT_FIELD_REFs of structure bases.
25492 (fold_binary): Likewise.
25493 (fold_ternary): Position and size of BIT_FIELD_REFs are
25494 always host integers.
25495 (make_bit_field_ref): Remove.
25496 (optimize_bit_field_compare): Remove.
25497 (all_ones_mask_p): Remove.
25499 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25502 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25503 (split_block_and_df_analyze): New. Split basic block and rebuild
25505 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25507 (split_pattern_seq): Likewise.
25508 (erase_matching_seqs): Likewise.
25509 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25511 2008-03-04 Geoff Keating <geoffk@apple.com>
25513 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25514 declaration and code.
25515 (tree_invalid_nonnegative_warnv_p): Likewise.
25517 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25519 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25520 examples. Truncate option-names then causing overfull hbox.
25522 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25525 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25527 * configure: Rebuilt.
25529 2008-03-04 Rafael Espíndola <espindola@google.com>
25531 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25532 (tree_unary_nonnegative_warnv_p): New.
25533 (tree_binary_nonnegative_warnv_p): New.
25534 (tree_single_nonnegative_warnv_p): New.
25535 (tree_invalid_nonnegative_warnv_p): New.
25536 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25538 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25541 * opts.c (handle_option): Postpone 'unknown option' errors only for
25544 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25547 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25550 2008-03-04 Rafael Espíndola <espindola@google.com>
25552 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25553 (tree_binary_nonzero_warnv_p): New.
25554 (tree_single_nonzero_warnv_p): New.
25555 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25557 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25559 PR middle-end/35456
25560 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25561 transformations for modes that have signed zeros.
25562 * ifcvt.c (noce_try_abs): Ditto.
25564 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25566 * config/i386/i386.c (override_options): Force
25567 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25569 2008-03-04 Jan Hubicka <jh@suse.cz>
25572 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25575 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25577 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25578 label to probe the stack.
25580 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25582 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25583 (__gthr_win32_mutex_destroy): Declare.
25584 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25585 __gthr_win32_mutex_destroy.
25586 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25588 2008-03-03 Jan Hubicka <jh@suse.cz>
25591 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25592 aggressive on inlining cold calls.
25594 2008-03-03 Richard Guenther <rguenther@suse.de>
25596 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25597 struct copies into the expression table.
25598 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25599 (try_to_simplify): Likewise.
25600 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25601 integral and pointer arguments which do not change the
25602 precision to NOP_EXPRs.
25603 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25604 VIEW_CONVERT_EXPR case.
25606 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25608 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25609 defined in a loop at depth 0 is invariant.
25610 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25611 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25612 be called at loop depth 0.
25614 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25617 * gcc.c (process_command): Update copyright notice dates.
25618 * gcov.c (print_version): Likewise.
25619 * gcov-dump.c (print_version): Likewise.
25620 * mips-tfile.c (main): Likewise.
25621 * mips-tdump.c (main): Likewise.
25623 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25626 * c-common.c (flag_permissive): Delete.
25627 (constant_expression_warnings): Check flags first.
25628 (constant_expression_error): New.
25629 * c-common.h (flag_permissive): Delete.
25630 (constant_expression_error): Declare.
25631 * flags.h (flag_permissive): Declare. Update description.
25632 * diagnostic.c (pedwarn): Update.
25634 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25635 (permissive_error_kind): New.
25636 * toplev.c (flag_permissive): Define. Update description.
25637 * toplev.h (permissive_error_kind): Declare.
25638 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25639 (pedwarn_c90): Use pedantic_warning_kind.
25640 * c-opts.c (c_common_post_options): flag_permissive does not affect
25641 flag_pedantic_errors.
25643 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25645 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25646 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25647 __absvsi2, __absvDI2): Use unsigned arithmetic.
25649 2008-03-02 Andi Kleen <ak@suse.de>
25650 Richard Guenther <rguenther@suse.de>
25652 * struct-equiv.c: Remove file.
25653 * cfg_cleanup.c (condjump_equiv_p): Remove.
25654 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25655 (struct-equiv.o): Remove rule.
25656 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25657 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25658 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25660 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25662 * ifcvt.c (noce_process_if_block): Try to handle only the then
25663 block if the else block exists but isn't suitable.
25665 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25668 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25669 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25670 regression from previous patch.
25672 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25675 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25677 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25678 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25679 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25680 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25681 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25682 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25683 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25684 (__gthread_mutex_destroy_function): Rename to
25685 __gthread_mutex_destroy.
25686 * gthr-dce.h (__gthread_mutex_destroy): Call
25687 pthread_mutex_destroy.
25688 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25689 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25690 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25692 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25694 * df-scan.c (df_ref_chain_change_bb): Simplify.
25695 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25696 set_block_for_insn if there's any change.
25697 * df.h ((df_insn_change_bb): Fix prototype.
25698 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25699 df_insn_change_bb, don't call set_block_for_insn.
25700 * emit-rtl.c (reorder_insns): Likewise.
25701 * haifa-sched.c (move_insn): Likewise.
25703 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25705 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25707 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25709 * tree-flow-inline.h (next_readonly_imm_use): Return
25710 NULL_USE_OPERAND_P after the end.
25712 2008-03-01 Richard Guenther <rguenther@suse.de>
25714 PR tree-optimization/35411
25715 * tree-sra.c (sra_build_assignment): Split conversion to
25716 final type to a separate statement if we are not assigning
25719 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25721 * fold-const.c (fold_convertible_p): Correct the logic to follow
25722 that in fold_convert().
25724 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25727 * tree-inline.c (build_duplicate_type): When we make a
25728 duplicate type, make it unique in the canonical types system.
25730 2008-02-29 Tom Tromey <tromey@redhat.com>
25732 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25733 input_file_stack_history, input_file_stack_restored): Remove.
25734 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25735 * input.h (struct file_stack): Remove.
25736 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25737 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25739 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25741 (diagnostic_last_module_changed): Add 'map' argument.
25742 (diagnostic_set_last_function): Likewise.
25743 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25744 line map, not input_file_stack.
25745 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25747 2008-02-29 Paul Brook <paul@codesourcery.com>
25749 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25751 2008-02-29 Paul Brook <paul@codesourcery.com>
25753 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25755 2008-02-29 Richard Guenther <rguenther@suse.de>
25757 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25759 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25760 value for comparing for a store match.
25761 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25762 (try_to_simplify): Do not do a full-blown reference lookup.
25764 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25766 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25767 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25769 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25771 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25773 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25774 strides against cache sizes.
25776 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25778 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25781 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25783 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25784 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25785 is smaller than the original promoted value.
25786 (simplify_subreg): If OP is a SUBREG, try to preserve its
25787 SUBREG_PROMOTED_VAR_P information.
25789 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25791 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25792 (VN_INFO_GET): Allocate new objects on the obstack.
25793 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25794 for rpo_numbers_temp, for consistency.
25795 (free_scc_vn): Free the obstack.
25797 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25799 * doc/invoke.texi: Document -ftree-loop-distribution.
25800 * tree-loop-distribution.c: New.
25801 * tree-pass.h (pass_loop_distribution): New.
25802 * graphds.h (struct graph): Add htab_t indices.
25803 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25804 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25805 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25806 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25807 * tree-data-ref.c (debug_data_dependence_relations): New.
25808 (dump_data_dependence_relation): Also print data references.
25809 (free_data_ref): Extern.
25810 (same_access_functions): Moved...
25811 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25812 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25813 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25814 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25815 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25816 (stmts_from_loop): Skip LABEL_EXPR.
25817 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25819 (build_rdg): Initialize rdg->indices htab.
25820 (free_rdg, stores_from_loop, ref_base_address,
25821 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25822 have_similar_memory_accesses_1, ref_base_address_1,
25823 remove_similar_memory_refs): New.
25824 * tree-data-ref.h: Depend on tree-chrec.h.
25825 (debug_data_dependence_relations, free_data_ref): Declared.
25826 (same_access_functions): ... here.
25827 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25829 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25830 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25831 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25832 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25833 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25834 rdg_vertex_for_stmt): Declared.
25835 (struct rdg_edge): Add level.
25837 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25838 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25840 (rdg_has_similar_memory_accesses): New.
25841 * tree-vect-analyze.c: Remove unused static decls.
25842 * lambda.h (dependence_level): New.
25843 * common.opt (ftree-loop-distribution): New.
25844 * tree-flow.h (mark_virtual_ops_in_bb,
25845 slpeel_tree_duplicate_loop_to_edge_cfg,
25846 rename_variables_in_loop): Declared.
25847 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25848 (OBJS-common): Add tree-loop-distribution.o.
25849 (tree-loop-distribution.o): New rule.
25850 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25851 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25852 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25854 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25857 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25858 other than structures and unions.
25860 2008-02-28 Richard Guenther <rguenther@suse.de>
25863 2008-02-26 Richard Guenther <rguenther@suse.de>
25865 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25866 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25867 (lookup_decl_from_uid): Declare.
25868 (remove_decl_from_map): Likewise.
25869 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25870 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25871 (decl_for_uid_map): New global hashtable mapping DECL_UID
25873 (init_ttree): Allocate it.
25874 (insert_decl_to_uid_decl_map): New helper function.
25875 (make_node_stat): Insert new decls into the map.
25876 (copy_node_stat): Likewise.
25877 (lookup_decl_from_uid): New function.
25878 (remove_decl_from_map): Likewise.
25879 (print_decl_for_uid_map_statistics): New helper.
25880 (dump_tree_statistics): Call it.
25882 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25883 (referenced_var_iterator): Adjust.
25884 (FOR_EACH_REFERENCED_VAR): Adjust.
25885 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25886 (num_referenced_vars): Adjust.
25887 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25888 (first_referenced_var): Remove.
25889 (end_referenced_vars_p): Likewise.
25890 (next_referenced_var): Likewise.
25891 (referenced_var_iterator_set): New helper function.
25892 * tree-dfa.c (referenced_var_lookup): Adjust.
25893 (referenced_var_check_and_insert): Likewise.
25894 (remove_referenced_var): Likewise.
25895 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25896 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25897 (verify_call_clobbering): Likewise.
25898 (verify_memory_partitions): Likewise.
25899 (init_tree_ssa): Allocate bitmap instead of hashtable for
25901 (delete_tree_ssa): Adjust.
25902 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25903 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25904 (compute_tag_properties): Likewise.
25905 (set_initial_properties): Likewise.
25906 (find_partition_for): Likewise.
25907 (update_reference_counts): Likewise.
25908 (dump_may_aliases_for): Likewise.
25909 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25910 (add_call_clobber_ops): Likewise.
25911 (add_call_read_ops): Likewise.
25912 (get_asm_expr_operands): Likewise.
25913 * tree-into-ssa.c (dump_decl_set): Likewise.
25914 (update_ssa): Likewise.
25915 * tree-sra.c (scan_function): Likewise.
25916 (decide_instantiations): Likewise.
25917 (scalarize_parms): Likewise.
25918 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25919 (dsa_named_for): Likewise.
25920 * tree-ssa-structalias.c (update_alias_info): Likewise.
25921 (merge_smts_into): Likewise.
25923 2008-02-27 David Daney <ddaney@avtrex.com>
25926 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25927 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25928 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25929 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25930 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25932 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25935 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25936 (BUILT_IN_NEXTTOWARD): Remove.
25937 (BUILT_IN_NEXTTOWARDF): Ditto.
25938 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25939 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25941 2008-02-27 Tom Tromey <tromey@redhat.com>
25943 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25944 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25946 2008-02-27 Jan Beulich <jbeulich@novell.com>
25948 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25949 update the respective field on newdecl.
25951 2008-02-27 Revital Eres <eres@il.ibm.com>
25953 PR rtl-optimization/34999
25954 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25955 crossing edges that ends with a call insn.
25956 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25957 call insn and clear the EDGE_CROSSING flag of the crossing edge
25958 when fixing fallthru edges.
25960 2008-02-27 Richard Guenther <rguenther@suse.de>
25962 PR middle-end/35390
25963 * fold-const.c (fold_unary): Return the correct argument,
25964 converted to the result type.
25966 2008-02-27 Richard Guenther <rguenther@suse.de>
25968 PR middle-end/34971
25969 * expr.c (expand_expr_real_1): Assert on rotates that operate
25971 * fold-const.c (fold_binary): Use the types precision, not the
25972 bitsize of the mode if folding rotate expressions. Build rotates
25973 only for full modes.
25975 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25977 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25978 and CPP_PRAGMA_EOL.
25979 * c-pragma.c (pragma_ns_name): New typedef.
25980 (registered_pp_pragmas): New variable.
25981 (c_pp_lookup_pragma): New function.
25982 (c_register_pragma_1): If flag_preprocess_only, do nothing
25983 for non-expanded pragmas, for expanded ones push pragma's
25984 namespace and name into registered_pp_pragmas vector.
25985 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25986 flag_preprocess_only, don't register GCC pch_preprocess
25987 pragma if flag_preprocess_only.
25988 * c-opts.c (c_common_init): Call init_pragma even if
25989 flag_preprocess_only.
25990 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25991 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25992 cpp_register_pragma if flag_preprocess_only.
25994 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25997 * c-parser.c (c_parser_translation_unit): Warn for empty
25998 translation unit, not empty source file.
26000 2008-02-26 Paul Brook <paul@codesourcery.com>
26002 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
26003 operand for Thumb-2.
26004 * config/arm/arm.h (reg_class): Add CORE_REGS.
26005 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
26006 (BASE_REG_CLASS): Use CORE_REGS.
26007 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
26008 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
26009 (REGNO_OK_FOR_INDEX_P): Exclude SP.
26010 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
26011 ARM_REGNO_OK_FOR_INDEX_P.
26012 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26013 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26014 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26015 (ldm/stm peepholes): Ditto.
26016 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26017 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26018 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26019 * config/arm/constraints.md: Enable "k" constraint on ARM.
26021 2008-02-27 Ben Elliston <bje@au.ibm.com>
26023 * config/rs6000/rs6000.c: Annotate cache line size field in all
26024 instances of struct processor_costs.
26026 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26028 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26029 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26030 jump_bypass): New counters.
26031 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26032 * dce.c (gate_ud_dce): Same.
26033 (gate_fast_dce): Same.
26034 * dse.c (gate_dse1): New function.
26035 (gate_dse2): New function.
26036 (gate_dse): Merge results of new gate functions.
26037 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26038 (gate_handle_jump_bypass): Add dbg_cnt.
26039 (gate_handle_gcse): Add dbg_cnt.
26040 * ifcvt.c (gate_handle_if_conversion): Same.
26041 (gate_handle_if_after_combine): Same.
26042 (gate_handle_if_after_reload): Same.
26043 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26045 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26047 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26049 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26051 2008-02-26 Jason Merrill <jason@redhat.com>
26054 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26055 alone if it's the naming decl for the type's main variant.
26057 2008-02-26 Tom Tromey <tromey@redhat.com>
26059 * system.h (USE_MAPPED_LOCATION): Poison.
26060 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26061 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26062 (make_goto_expr_edges): Likewise.
26063 (remove_bb): Likewise.
26064 (execute_warn_function_return): Likewise.
26065 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26067 * c-common.c (fname_decl): Remove old location code.
26068 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26070 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26072 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26073 (gen_rtx_ASM_INPUT): Likewise.
26074 (gen_rtx_ASM_INPUT_loc): Likewise.
26075 (get_rtx_asm_OPERANDS): Remove.
26076 * cfglayout.c (insn_locators_alloc): Remove old location code.
26077 (set_curr_insn_source_location): Likewise.
26078 (curr_insn_locator): Likewise.
26079 * print-tree.c (print_node): Remove old location code.
26080 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26081 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26082 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26083 location_from_locus.
26084 (construct_exit_block): Remove old location code.
26085 * emit-rtl.c (force_next_line_note): Remove old location code.
26086 * profile.c (branch_prob): Remove old location code.
26087 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26088 LOC_LINE): Remove old-location variants.
26089 * langhooks.c (lhd_print_error_function): Remove old location
26091 * configure, config.in: Rebuilt.
26092 * configure.ac (--enable-mapped-location): Remove.
26093 * c-decl.c (c_init_decl_processing): Remove old location code.
26094 (finish_function): Likewise.
26095 * recog.c (decode_asm_operands): Remove old location code.
26096 * c-pch.c (c_common_read_pch): Remove old location code.
26097 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26099 * gimple-low.c (lower_function_body): Remove old location code.
26100 * toplev.c (unknown_location): Remove.
26101 (push_srcloc): Remove old-location variant.
26102 (process_options): Remove old location code.
26103 (lang_dependent_init): Likewise.
26104 * input.h (UNKNOWN_LOCATION): Move definition.
26105 (location_t): Undeprecate.
26106 (source_locus): Remove.
26107 (location_from_locus): Remove.
26108 (struct location_s): Remove.
26109 Remove all old-location code.
26110 (input_line, input_filename): Remove.
26111 * final.c (final_scan_insn): Remove old location code.
26112 * diagnostic.c (diagnostic_build_prefix): Remove
26113 USE_MAPPED_LOCATION test.
26114 * tree.h (gimple_stmt) <locus>: Now a location_t.
26115 (tree_exp) <locus>: Likewise.
26116 (DECL_IS_BUILTIN): Remove old-location variant.
26117 (annotate_with_file_line, annotate_with_locus): Likewise.
26118 (expr_locus, set_expr_locus): Update.
26119 * tree.c (build1_stat): Remove old location code.
26120 (last_annotated_node): Remove.
26121 (annotate_with_file_line): Remove old-location variant.
26122 (annotate_with_locus): Likewise.
26123 (expr_location): Remove old location code.
26124 (set_expr_location): Likewise.
26125 (expr_has_location): Likewise.
26126 (expr_locus): Likewise.
26127 (set_expr_locus): Likewise.
26128 (expr_filename): Don't use location_from_locus.
26129 (expr_lineno): Likewise.
26130 * rtl-error.c (location_for_asm): Remove old location code.
26131 * c-lex.c (cb_line_change): Remove old location code.
26132 (fe_file_change): Likewise.
26133 (cb_def_pragma): Likewise.
26134 (c_lex_with_flags): Likewise.
26135 * gengtype.c (do_typedef): Don't special-case location types.
26136 (define_location_structures): Remove.
26137 (main): Don't call define_location_structures.
26138 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26141 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26144 * builtins.def (BUILT_IN_STDARG_START): Remove.
26145 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26146 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26147 * tree-inline.c (inline_forbidden_p_1): Likewise.
26149 2008-02-26 Richard Guenther <rguenther@suse.de>
26151 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26152 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26153 (lookup_decl_from_uid): Declare.
26154 (remove_decl_from_map): Likewise.
26155 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26156 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26157 (decl_for_uid_map): New global hashtable mapping DECL_UID
26159 (init_ttree): Allocate it.
26160 (insert_decl_to_uid_decl_map): New helper function.
26161 (make_node_stat): Insert new decls into the map.
26162 (copy_node_stat): Likewise.
26163 (lookup_decl_from_uid): New function.
26164 (remove_decl_from_map): Likewise.
26165 (print_decl_for_uid_map_statistics): New helper.
26166 (dump_tree_statistics): Call it.
26168 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26169 (referenced_var_iterator): Adjust.
26170 (FOR_EACH_REFERENCED_VAR): Adjust.
26171 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26172 (num_referenced_vars): Adjust.
26173 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26174 (first_referenced_var): Remove.
26175 (end_referenced_vars_p): Likewise.
26176 (next_referenced_var): Likewise.
26177 (referenced_var_iterator_set): New helper function.
26178 * tree-dfa.c (referenced_var_lookup): Adjust.
26179 (referenced_var_check_and_insert): Likewise.
26180 (remove_referenced_var): Likewise.
26181 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26183 (verify_call_clobbering): Likewise.
26184 (verify_memory_partitions): Likewise.
26185 (init_tree_ssa): Allocate bitmap instead of hashtable for
26187 (delete_tree_ssa): Adjust.
26188 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26190 (compute_tag_properties): Likewise.
26191 (set_initial_properties): Likewise.
26192 (find_partition_for): Likewise.
26193 (update_reference_counts): Likewise.
26194 (dump_may_aliases_for): Likewise.
26195 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26196 (add_call_clobber_ops): Likewise.
26197 (add_call_read_ops): Likewise.
26198 (get_asm_expr_operands): Likewise.
26199 * tree-into-ssa.c (dump_decl_set): Likewise.
26200 (update_ssa): Likewise.
26201 * tree-sra.c (scan_function): Likewise.
26202 (decide_instantiations): Likewise.
26203 (scalarize_parms): Likewise.
26204 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26205 (dsa_named_for): Likewise.
26206 * tree-ssa-structalias.c (update_alias_info): Likewise.
26207 (merge_smts_into): Likewise.
26209 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26212 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26213 * c-opts.c (c_common_handle_option): Wall enables
26214 Wvolatile-register-var.
26215 * common.opt: Move Wvolatile-register-var to...
26218 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26220 * common.opt (Wlarger-than=): New.
26221 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26223 * opts.c (common_handle_option): Handle -Wlarger-than=.
26224 * optc-gen.awk: Likewise.
26225 * opth-gen.awk: Likewise.
26226 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26227 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26229 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26231 * c-common.c (match_case_to_enum_1): Add appropriate
26232 OPT_W* parameter to warning.
26233 (c_do_switch_warnings): Likewise.
26234 * c-typeck.c (warning_init): Add one more parameter following
26235 'warning' function.
26236 (push_init_level): Update call to warning_init.
26237 (pop_init_level): Likewise.
26238 (add_pending_init): Likewise.
26239 (output_init_element: Likewise.
26241 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26244 * toplev.c (toplev_main): If there are warnings or error, print
26245 errors for ignored options.
26246 * opts.c (ignored_options): New static variable.
26247 (postpone_unknown_option_error): New.
26248 (print_ignored_options): New.
26249 (handle_option): Postpone errors for unknown -Wno-* options.
26250 * opts.h (print_ignored_options): Declare.
26252 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26254 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26257 2008-02-25 Richard Guenther <rguenther@suse.de>
26260 2008-02-25 Richard Guenther <rguenther@suse.de>
26262 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26263 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26264 (lookup_decl_from_uid): Declare.
26265 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26266 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26267 (decl_for_uid_map): New global hashtable mapping DECL_UID
26269 (init_ttree): Allocate it.
26270 (insert_decl_to_uid_decl_map): New helper function.
26271 (make_node_stat): Insert new decls into the map.
26272 (copy_node_stat): Likewise.
26273 (lookup_decl_from_uid): New function.
26274 (print_decl_for_uid_map_statistics): New helper.
26275 (dump_tree_statistics): Call it.
26277 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26278 (referenced_var_iterator): Adjust.
26279 (FOR_EACH_REFERENCED_VAR): Adjust.
26280 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26281 (num_referenced_vars): Adjust.
26282 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26283 (first_referenced_var): Remove.
26284 (end_referenced_vars_p): Likewise.
26285 (next_referenced_var): Likewise.
26286 (referenced_var_iterator_set): New helper function.
26287 * tree-dfa.c (referenced_var_lookup): Adjust.
26288 (referenced_var_check_and_insert): Likewise.
26289 (remove_referenced_var): Likewise.
26290 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26291 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26292 (verify_call_clobbering): Likewise.
26293 (verify_memory_partitions): Likewise.
26294 (init_tree_ssa): Allocate bitmap instead of hashtable for
26296 (delete_tree_ssa): Adjust.
26297 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26298 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26299 (compute_tag_properties): Likewise.
26300 (set_initial_properties): Likewise.
26301 (find_partition_for): Likewise.
26302 (update_reference_counts): Likewise.
26303 (dump_may_aliases_for): Likewise.
26304 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26305 (add_call_clobber_ops): Likewise.
26306 (add_call_read_ops): Likewise.
26307 (get_asm_expr_operands): Likewise.
26308 * tree-into-ssa.c (dump_decl_set): Likewise.
26309 (update_ssa): Likewise.
26310 * tree-sra.c (scan_function): Likewise.
26311 (decide_instantiations): Likewise.
26312 (scalarize_parms): Likewise.
26313 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26314 (dsa_named_for): Likewise.
26315 * tree-ssa-structalias.c (update_alias_info): Likewise.
26316 (merge_smts_into): Likewise.
26318 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26321 * doc/invoke.texi (-fcx-limited-range): Document new option.
26322 * toplev.c (process_options): Handle -fcx-fortran-rules.
26323 * common.opt: Add documentation for -fcx-fortran-rules.
26325 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26328 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26329 actual behaviour and C99.
26331 2008-02-26 Ben Elliston <bje@au.ibm.com>
26333 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26334 (ASM_CPU_POWER6_SPEC): Likewise.
26335 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26336 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26337 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26339 2008-02-25 Richard Guenther <rguenther@suse.de>
26341 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26342 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26343 (lookup_decl_from_uid): Declare.
26344 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26345 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26346 (decl_for_uid_map): New global hashtable mapping DECL_UID
26348 (init_ttree): Allocate it.
26349 (insert_decl_to_uid_decl_map): New helper function.
26350 (make_node_stat): Insert new decls into the map.
26351 (copy_node_stat): Likewise.
26352 (lookup_decl_from_uid): New function.
26353 (print_decl_for_uid_map_statistics): New helper.
26354 (dump_tree_statistics): Call it.
26356 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26357 (referenced_var_iterator): Adjust.
26358 (FOR_EACH_REFERENCED_VAR): Adjust.
26359 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26360 (num_referenced_vars): Adjust.
26361 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26362 (first_referenced_var): Remove.
26363 (end_referenced_vars_p): Likewise.
26364 (next_referenced_var): Likewise.
26365 (referenced_var_iterator_set): New helper function.
26366 * tree-dfa.c (referenced_var_lookup): Adjust.
26367 (referenced_var_check_and_insert): Likewise.
26368 (remove_referenced_var): Likewise.
26369 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26370 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26371 (verify_call_clobbering): Likewise.
26372 (verify_memory_partitions): Likewise.
26373 (init_tree_ssa): Allocate bitmap instead of hashtable for
26375 (delete_tree_ssa): Adjust.
26376 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26377 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26378 (compute_tag_properties): Likewise.
26379 (set_initial_properties): Likewise.
26380 (find_partition_for): Likewise.
26381 (update_reference_counts): Likewise.
26382 (dump_may_aliases_for): Likewise.
26383 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26384 (add_call_clobber_ops): Likewise.
26385 (add_call_read_ops): Likewise.
26386 (get_asm_expr_operands): Likewise.
26387 * tree-into-ssa.c (dump_decl_set): Likewise.
26388 (update_ssa): Likewise.
26389 * tree-sra.c (scan_function): Likewise.
26390 (decide_instantiations): Likewise.
26391 (scalarize_parms): Likewise.
26392 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26393 (dsa_named_for): Likewise.
26394 * tree-ssa-structalias.c (update_alias_info): Likewise.
26395 (merge_smts_into): Likewise.
26397 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26400 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26401 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26402 * alias.h (nonoverlapping_memrefs_p): Likewise.
26404 2008-02-25 Jan Beulich <jbeulich@novell.com>
26406 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26407 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26408 __emultls_get_address, __emultls_register_common,
26409 __floatundi?f, and _Unwind_GetIPInfo.
26410 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26411 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26412 (gen_regparm_prefix): Likewise.
26413 (i386_nlm_encode_section_info): Sync with
26414 config/i386/winnt.c:i386_pe_encode_section_info().
26415 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26416 i386_nlm_mangle_decl_assembler_name): New.
26417 (netware_override_options): New.
26418 * config/i386/netware.h (netware_override_options): Declare.
26419 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26420 (i386_nlm_mangle_decl_assembler_name): Declare.
26421 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26423 2008-02-25 Ben Elliston <bje@au.ibm.com>
26426 * c-decl.c (grokdeclarator): Remove unused local variables
26427 `typedef_type' and `type_as_written'.
26429 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26430 unused local variable `has_hot_blocks'.
26431 (fix_crossing_conditional_branches): Remove unused local variable
26434 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26436 PR middle-end/19984
26437 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26438 using DEF_C99_BUILTIN.
26439 (BUILT_IN_NANF): Ditto.
26440 (BUILT_IN_NANL): Ditto.
26442 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26443 Revital Eres <eres@il.ibm.com>
26445 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26446 regarding the order of two dependent insns in the same row.
26448 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26450 * stor-layout.c (layout_decl): Do not bump the alignment of a
26451 bit-field to more than byte alignment if it is packed.
26453 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26455 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26458 2008-02-24 Diego Novillo <dnovillo@google.com>
26460 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26463 * tree-vrp.c (vrp_evaluate_conditional): With
26464 -Wtype-limits, emit a warning when comparing against a
26465 constant outside the natural range of OP0's type.
26466 * c.opt (Wtype-limits): Move ...
26467 * common.opt (Wtype-limits): ... here.
26469 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26471 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26472 * config/rs6000/e300c2c3.md: New file.
26473 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26475 (rs6000_override_options): Add e300c2 and e300c3 cases to
26476 processor_target_table. Do not allow usage of Altivec or Spe
26477 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26478 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26479 * config/rs6000/rs6000.h (processor_type): Add
26480 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26481 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26482 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26483 and ppce300c3. Include e300c2c3.md.
26485 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26487 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26488 instead of TARGET_STRICT_ALIGN.
26490 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26492 * explow.c (memory_address): Assert that the generated address is
26495 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26498 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26499 * config/darwin-ppc-ldouble-patch.def: New file.
26500 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26501 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26502 SUBTARGET_INIT_BUILTINS if defined.
26503 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26506 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26509 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26510 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26512 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26515 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26516 file" warning condtional on -Winvalid-PCH.
26518 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26520 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26522 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26526 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26527 prevent reload from using MMX registers.
26528 (*mov<mode>_internal): Ditto.
26529 (*movv2sf_internal_rex64): Ditto.
26530 (*movv2sf_internal): Ditto.
26532 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26534 PR documentation/31569
26535 * doc/install.texi2html: Use makeinfo --no-number-sections.
26537 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26539 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26540 ensure that we can address an entire entity > 8 bytes. Don't
26541 generate reg+reg addressing for such data.
26543 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26545 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26546 strings when optimizing for size, unless the target cares about
26549 2008-02-22 Tom Tromey <tromey@redhat.com>
26551 * regclass.c (current_pass): Remove declaration.
26553 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26555 * config/avr/libgcc.S (__RAMPZ__): Define.
26556 (__do_copy_data): Add for devices with 128KB code memory.
26558 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26560 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26562 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26564 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26566 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26569 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26572 * c-typeck.c (build_binary_op): Warn about floating point
26573 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26575 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26578 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26579 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26581 (rs6000_override_options): Set altivec_abi as default, not override,
26582 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26583 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26584 is used; use new member spe_abi.
26585 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26586 spe_abi and altivec_abi.
26588 2008-02-22 Tomas Bily <tbily@suse.cz>
26590 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26592 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26595 * config.build (build_file_translate): Set to `CMD //c' only if
26597 * Makefile.in (build_file_translate): Improve comment.
26599 2008-02-21 Jan Hubicka <jh@suse.cz>
26601 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26602 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26603 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26605 2008-02-21 Michael Matz <matz@suse.de>
26608 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26610 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26612 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26613 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26614 as insn constraint.
26615 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26616 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26617 SSE_VEC_FLOAT_MODE_P as insn constraint.
26618 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26619 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26620 sse4a_movntdf using MODEF mode iterator.
26621 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26622 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26623 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26624 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26625 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26626 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26627 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26629 2008-02-21 Richard Guenther <rguenther@suse.de>
26631 * tree.def (PAREN_EXPR): New tree code.
26632 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26634 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26635 * expr.c (expand_expr_real_1): Likewise.
26636 * tree-inline.c (estimate_num_insns_1): Likewise.
26637 * tree-complex.c (expand_complex_move): Likewise.
26638 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26641 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26644 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26646 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26649 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26651 * config/sh/sh.c (find_barrier): Don't go past
26652 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26654 2008-02-20 DJ Delorie <dj@redhat.com>
26656 * config/h8300/h8300.md (insv): Force source operand to be a register.
26658 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26659 as a jump, not as a plain insn.
26661 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26663 * doc/invoke.texi (Warning Options): Add new option
26664 -Wframe-larger-than=.
26665 (-Wframe-larger-than): Document.
26667 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26668 Add declarations for new option variables.
26670 * final.c (final_start_function): Check the frame size
26671 before emission and issue a Wframe-larger-than warning.
26673 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26674 Add definitions for new option variables.
26675 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26677 * common.opt (Wframe-larger-than=): New option.
26679 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26681 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26682 (<sse>_div<mode>3): Ditto.
26683 (<sse>_vmdiv<mode>3): Ditto.
26684 (<sse>_vmsqrt<mode>2): Ditto.
26685 (*smax<mode>3): Ditto.
26686 (sse5_frcz<mode>2): Ditto.
26687 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26688 as insn constraint.
26690 2008-02-20 Richard Guenther <rguenther@suse.de>
26692 PR middle-end/35265
26693 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26694 be happy with INTEGRAL_TYPE_P.
26696 2008-02-20 Richard Guenther <rguenther@suse.de>
26698 * fold-const.c (split_tree): Associate floatig-point expressions
26699 if flag_associative_math is set.
26701 2008-02-20 Richard Guenther <rguenther@suse.de>
26703 * tree.h (fold_real_zero_addition_p): Declare.
26704 * fold-const.c (fold_real_zero_addition_p): Export.
26705 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26706 floating-point operations with zero and one.
26708 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26710 * doc/install.texi: Correct references to CFLAGS, replacing them
26711 with BOOT_CFLAGS. Document flags used during bootstrap for
26714 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26716 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26717 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26718 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26720 (smin<mode>3): Ditto from similar patterns.
26721 (smax<mode>3): Ditto.
26722 (*ieee_smin<mode>3): Ditto.
26723 (*ieee_smax<mode>3): Ditto.
26724 * config/i386/sse.md (sse): New mode attribute.
26725 (mov<mode>): Macroize expander from movv4sf and movv2df using
26726 SSEMODEF2P mode iterator.
26727 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26728 SSE_VEC_FLOAT_MODE_P as insn constraint.
26729 (storent<mode>): Ditto.
26730 (storent<mode>): Macroize expander from storentsf and storentdf using
26731 MODEF mode iterator.
26732 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26733 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26734 (abs<mode>2): Ditto from similar patterns.
26735 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26736 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26737 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26738 (<sse>_vmsqrt<mode>2): Ditto.
26739 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26740 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26741 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26742 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26743 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26744 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26745 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26747 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26748 iterator and SSE_FLOAT_MODE_P as insn constraint.
26749 (<sse>_ucomi): Ditto from similar patterns.
26750 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26751 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26752 SSE_VEC_FLOAT_MODE_P as insn constraint.
26753 (vcond<mode>): Ditto from similar patterns.
26754 (and<mode>3, *and<mode>3): Ditto.
26755 (<sse>_nand<mode>3): Ditto.
26756 (ior<mode>3, *ior<mode>3): Ditto.
26757 (xor<mode>3, *xor<mode>3): Ditto.
26758 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26759 iterator and SSE_FLOAT_MODE_P as insn constraint.
26760 (*nand<mode>3): Ditto from similar patterns.
26761 (*ior<mode>3): Ditto.
26762 (*xor<mode>3): Ditto.
26764 2008-02-20 Ira Rosen <irar@il.ibm.com>
26766 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26767 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26768 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26770 2008-02-19 Jan Hubicka <jh@suse.cz>
26772 * predict.c (tree_bb_level_predictions): Remove variable next
26773 mistakely introduced by previous commit.
26775 2008-02-19 Jan Hubicka <jh@suse.cz>
26777 * predict.c (predict_paths_leading_to): Rewrite.
26778 (predict_paths_for_bb): New.
26779 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26781 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26784 * Makefile.in (build_file_translate): New.
26785 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26786 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26787 * configure.ac (build_file_translate): Substitute it.
26788 * configure: Regenerate.
26790 2008-02-19 Jan Hubicka <jh@suse.cz>
26792 PR rtl-optimization/34408
26793 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26796 2008-02-19 Jan Hubicka <jh@suse.cz>
26798 PR middle-end/28779
26799 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26802 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26805 * config/i386/i386-modes.def: Revert the last DI alignment
26806 change until Ada people can look into it.
26808 2008-02-19 Nick Clifton <nickc@redhat.com>
26810 * opts.c (print_specific_help): Fix typo in --help text.
26812 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26815 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26816 32-bit inline asm without asm alternatives for host GCC < 3.0.
26818 2008-02-19 Richard Guenther <rguenther@suse.de>
26820 PR tree-optimization/34989
26821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26822 Allow propagation to INDIRECT_REF if we can simplify only.
26824 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26826 * c-common.c (warn_for_collisions_1): Use appropriate option when
26829 2008-02-19 Nick Clifton <nickc@redhat.com>
26832 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26833 (handle_options): Fix indentation.
26834 (print_filtered_help): If no language-specific options were
26835 displayed tell the user how to list all the options supported by
26836 the language's front-end.
26837 (print_specific_help): Fix indentation and remove duplicate line.
26838 (common_handle_option): Handle the -v option.
26839 For --help enable the display of undocumented options if the -v
26840 switch has been included on the command line.
26841 For --help= check for overlaps in the arguments between the option
26842 classes and the language names and issue a warning when they
26843 cannot be disambiguated.
26844 * c.opt (v): Pass on to the common option handler.
26846 2008-02-19 Revital Eres <eres@il.ibm.com>
26848 * modulo-sched.c (sms_schedule): Change dump message when
26849 create_ddg function fails.
26850 (try_scheduling_node_in_cycle): Rename row to cycle.
26851 (print_partial_schedule): Rename CYCLE to ROW.
26853 2008-02-19 Christian Bruel <christian.bruel@st.com>
26854 Zdenek Dvorak <ook@ucw.cz>
26856 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26858 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26861 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26862 (*x86_movdicc_0_m1_se): Ditto.
26864 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26866 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26867 (CMPtype): Define as __gcc_CMPtype.
26868 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26869 (CMPtype): Define as __gcc_CMPtype.
26871 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26873 Support valgrind 3.3 for --enable-checking=valgrind.
26874 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26876 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26877 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26878 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26879 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26880 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26881 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26882 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26884 * ggc-zone.c: Similar.
26885 * ggc-page.c: Similar.
26887 2008-02-19 Paul Brook <paul@codesourcery.com>
26890 * config/arm/ieee754-df.S: Fix do_it typo.
26891 * config/arm/ieee754-sf.S: Fix do_it typo.
26893 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26896 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26897 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26898 (OPTION_MASK_ISA_SSE_SET): Likewise.
26899 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26900 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26901 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26902 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26903 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26904 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26905 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26906 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26907 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26908 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26909 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26910 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26911 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26912 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26913 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26914 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26915 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26916 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26917 (OPTION_MASK_ISA_SSE4): Removed.
26918 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26919 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26920 (override_options): Don't turn on implied SSE/MMX bits in
26923 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26925 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26928 2008-02-18 Joey Ye <joey.ye@intel.com>
26930 PR middle-end/34921
26931 * tree-nested.c (insert_field_into_struct): Set type alignment
26932 to field alignment if the former is less than the latter.
26934 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26936 * BASE-VER: Set to 4.4.0.
26938 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26940 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26941 * doc/cfg.texi: Likewise.
26942 * doc/extend.texi: Likewise.
26943 * doc/gty.texi: Likewise.
26944 * doc/invoke.texi: Likewise.
26945 * doc/loop.texi: Likewise.
26946 * doc/md.texi: Likewise.
26947 * doc/passes.texi: Likewise.
26948 * doc/rtl.texi: Likewise.
26949 * doc/sourcebuild.texi: Likewise.
26950 * doc/tm.texi: Likewise.
26951 * doc/tree-ssa.texi: Likewise.
26953 2008-02-17 Richard Guenther <rguenther@suse.de>
26955 PR middle-end/35227
26956 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26957 without default definition.
26959 2008-02-17 Richard Guenther <rguenther@suse.de>
26961 PR tree-optimization/35231
26962 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26965 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26968 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26969 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26970 libgcc_cmp_return mode.
26972 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26975 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26977 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26979 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26982 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26984 * doc/c-tree.texi: Use `@.' where appropriate.
26985 * doc/extend.texi: Likewise.
26986 * doc/install.texi: Likewise.
26987 * doc/invoke.texi: Likewise.
26988 * doc/loop.texi: Likewise.
26989 * doc/makefile.texi: Likewise.
26990 * doc/md.texi: Likewise.
26991 * doc/passes.texi: Likewise.
26992 * doc/standards.texi: Likewise.
26993 * doc/tm.texi: Likewise.
26995 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26997 PR middle-end/35196
26998 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
27000 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
27001 rather than in entry_bb.
27003 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27005 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27006 libgcc_cmp_return mode.
27008 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27010 PR middle-end/35130
27011 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
27012 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27014 2008-02-15 Richard Guenther <rguenther@suse.de>
27015 Zdenek Dvorak <ook@ucw.cz>
27017 PR tree-optimization/35164
27018 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27019 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27020 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27021 Only propagate addresses which do not have abnormal SSA_NAMEs
27024 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27027 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27029 2008-02-15 Jan Hubicka <jh@suse.cz>
27031 PR middle-end/35149
27032 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27034 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27036 PR middle-end/34621
27037 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27038 when calculating alignment_pad.
27040 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27042 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27043 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27044 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27045 and STACK_BOUNDARY define.
27047 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27049 PR preprocessor/35061
27050 * c-pragma.c (handle_pragma_pop_macro): Check that
27051 pushed_macro_table has been allocated.
27053 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27055 PR middle-end/35136
27056 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27057 (force_gimple_operand): Likewise.
27058 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27059 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27060 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27061 (find_interesting_uses_address): Check addressability and alignment
27062 of the base expression only after substituting bases of IVs into it.
27064 2008-02-14 Michael Matz <matz@suse.de>
27067 * function.c (instantiate_virtual_regs_in_insn): Reload address
27068 before falling back to reloading the whole operand.
27070 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27072 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27073 before the first section switch note.
27075 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27077 * doc/bugreport.texi: Update copyright years.
27078 * doc/c-tree.texi: Likewise.
27079 * doc/cfg.texi: Likewise.
27080 * doc/cpp.texi: Likewise.
27081 * doc/cppinternals.texi: Likewise.
27082 * doc/fragments.texi: Likewise.
27083 * doc/frontends.texi: Likewise.
27084 * doc/gcc.texi: Likewise.
27085 * doc/gty.texi: Likewise.
27086 * doc/hostconfig.texi: Likewise.
27087 * doc/implement-c.texi: Likewise.
27088 * doc/libgcc.texi: Likewise.
27089 * doc/loop.texi: Likewise.
27090 * doc/makefile.texi: Likewise.
27091 * doc/options.texi: Likewise.
27092 * doc/passes.texi: Likewise.
27093 * doc/rtl.texi: Likewise.
27094 * doc/sourcebuild.texi: Likewise.
27095 * doc/standards.texi: Likewise.
27096 * doc/tree-ssa.texi: Likewise.
27097 * doc/trouble.texi: Likewise.
27099 * doc/extend.texi: Use @: or add comma where appropriate.
27100 * doc/invoke.texi: Likewise.
27101 * doc/tm.texi: Likewise.
27103 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27106 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27109 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27111 * doc/md.texi (clz, ctz): Add reference.
27112 * doc/rtl.texi (clz, ctz): Likewise.
27114 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27117 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27120 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27122 * config/s390/s390.c (struct constant_pool): New field
27123 emit_pool_after added.
27124 (s390_mainpool_start): Set the emit_pool_after flag according
27125 to the section switch notes.
27126 (s390_mainpool_finish): Consider emit_pool_after when emitting
27127 the literal pool at the end of the function.
27128 (s390_chunkify_start): Force literal pool splits at section
27131 2008-02-13 Michael Matz <matz@suse.de>
27134 * var-tracking.c (clobber_variable_part): Correctly traverse the
27137 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27140 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27141 Add -fdump-ipa-inline.
27142 * tree-dump.c (dump_files): Remove tree-inlined dump.
27143 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27145 2008-02-12 Richard Guenther <rguenther@suse.de>
27147 PR tree-optimization/35171
27148 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27151 2008-02-12 Richard Guenther <rguenther@suse.de>
27153 PR middle-end/35163
27154 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27155 value-preserving mode. Disallow final truncation.
27157 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27159 PR middle-end/35136
27160 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27161 code from here to...
27162 (force_gimple_operand): ...here.
27164 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27167 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27168 non-compatible pointers.
27169 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27170 different FIELD_DECLs, try harder by comparing field offsets, sizes
27173 PR inline-asm/35160
27174 * function.c (match_asm_constraints_1): Don't replace the same input
27177 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27179 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27180 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27181 (expand_epilogue): Restore RAMPZ register.
27182 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27184 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27186 * config/i386/cygwin.asm (__alloca): Correct calling
27187 convention and alignment.
27188 (__chkstk): Force 8 byte stack alignment.
27190 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27191 Richard Guenther <rguenther@suse.de>
27193 PR tree-optimization/33992
27194 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27195 the zero we compare against.
27197 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27199 PR libfortran/35063
27200 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27201 to CloseHandle after unlocking to prevent accumulation of handle
27204 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27206 PR middle_end/34150
27207 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27208 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27209 and update LABEL_NUSES during and after reload.
27211 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27213 PR middle-end/34627
27214 * combine.c (simplify_if_then_else): Make sure the comparison is
27215 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27217 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27220 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27221 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27222 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27223 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27224 * tree.h (get_type_static_bounds): Likewise.
27226 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27228 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27229 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27230 Make -Wfoo language annotations match what the compiler outputs.
27232 2008-02-08 Sa Liu <saliu@de.ibm.com>
27234 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27235 intrinsics spu_convts, spu_convtu, spu_convtf.
27237 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27239 * doc/extend.texi (Function Attributes) <noinline>: Mention
27240 asm ("") as method to keep calls.
27242 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27245 * doc/options.texi (Options): Replace references to opts.sh with
27247 * opts-common.c: Likewise.
27248 * optc-gen.awk: Likewise.
27250 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27252 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27254 2008-02-07 Richard Henderson <rth@redhat.com>
27257 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27258 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27261 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27263 PR tree-optimization/35085
27264 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27265 for operand entry oe2 in addition to operand entry oe3 in order to
27266 expose more opportunities for vectorizer sum reduction.
27268 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27271 * Makefile.in (LIBS): Remove $(GMPLIBS).
27272 (cc1-dummy, cc1): Add $(GMPLIBS).
27274 2008-02-06 Jan Hubicka <jh@suse.cz>
27277 * i386.md (moddf_integer): Do not produce partial memory stalls for
27278 targets where it hurts.
27280 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27283 * optabs.c (expand_float): Do not check for decimal modes when
27284 expanding unsigned integer through signed conversion.
27286 2008-02-06 Nick Clifton <nickc@redhat.com>
27288 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27289 inside the clobber with a match_operand and duplicated operand
27290 number in the constraint.
27291 (ineqbranchsi): Delete redundant comment.
27293 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27295 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27296 builtin_define ("__USE_INIT_FINI__").
27297 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27299 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27301 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27303 PR documentation/30330
27304 * doc/invoke.texi (C++ Dialect Options)
27305 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27306 For each warning option -Wfoo that allows -Wno-foo, ensure both
27307 -Wfoo and -Wno-foo are listed in the option index. Fix index
27308 entry of -Wswitch-default, index -Wnormalized= including the
27309 `=', and -Wlarger-than-@var{len} including @var{len}.
27311 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27313 * config/i386/i386.md (floatunssisf2): Use
27314 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27315 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27316 Macroize expander using MODEF mode iterator.
27318 2008-02-05 Diego Novillo <dnovillo@google.com>
27320 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27323 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27325 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27328 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27330 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27333 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27334 to indicate if a message should be generated.
27335 (init_cumulative_args): Updated.
27336 (function_value_32): Likewise.
27338 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27340 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27342 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27345 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27346 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27348 2008-02-04 Diego Novillo <dnovillo@google.com>
27350 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27353 * tree-vrp.c (vrp_evaluate_conditional): With
27354 -Wtype-limits, emit a warning when comparing against a
27355 constant outside the natural range of OP0's type.
27357 2008-02-04 Richard Guenther <rguenther@suse.de>
27359 PR middle-end/33631
27360 * expr.c (count_type_elements): Give for unions instead of
27363 2008-02-04 Richard Guenther <rguenther@suse.de>
27365 PR middle-end/35043
27366 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27367 to TYPE_DOMAINs base type instead of using bitsizetype here.
27369 2008-02-03 Jason Merrill <jason@redhat.com>
27371 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27373 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27376 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27377 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27378 (RS/6000 and PowerPC Options): Fix typos and markup.
27379 * doc/passes.texi (Tree-SSA passes): Likewise.
27381 2008-02-02 Michael Matz <matz@suse.de>
27384 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27385 from record_last_reg_set_info.
27386 (record_last_reg_set_info): Take an RTX argument, iterate over all
27387 constituent hardregs.
27388 (record_last_set_info, record_opr_changes): Change calls to
27389 new signature or to record_last_reg_set_info_regno.
27391 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27393 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27395 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27397 PR rtl-optimization/34773
27398 * reg-notes.def (EQUAL): Mention significance of combination of
27399 REG_EQUAL and REG_RETVAL.
27400 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27401 insn that has a REG_RETVAL.
27403 2008-02-01 Roger Sayle <roger@eyesopen.com>
27406 * configure.ac (--enable-fixed-point): Disable unless explicitly
27408 * configure: Regenerate.
27410 2008-02-01 Richard Guenther <rguenther@suse.de>
27413 * invoke.texi (-finline-limit): Remove no longer true parts
27414 of the documentation. Note that there is no default value.
27416 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27417 Mark Mitchell <mark@codesourcery.com>
27418 Ben Elliston <bje@au.ibm.com>
27421 * doc/extend.texi (Other Builtins): Document.
27423 2008-01-31 Tom Browder <tom.browder@gmail.com>
27425 * doc/c-tree.texi (Types): Fix grammar.
27426 (Expression trees): Ditto.
27427 * doc/passes.texi (Tree-SSA passes): Ditto.
27429 * doc/configterms.texi (Configure Terms): Fix typo.
27430 * doc/cpp.texi (Common Predefined Macros): Ditto.
27431 * doc/md.texi (Machine Constraints): Ditto.
27433 * doc/makefile.texi (Makefile): Add comma.
27435 2008-01-31 Tom Browder <tom.browder@gmail.com>
27436 Gerald Pfeifer <gerald@pfeifer.com>
27438 * doc/sourcebuild.texi (Front End): Remove references to CVS
27439 and CVSROOT/modules.
27440 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27441 (Back End): Remove reference to CVS.
27443 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27446 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27448 (mips16_gp_pseudo_reg): ...here.
27449 * config/mips/mips.md (load_const_gp): Replace with...
27450 (load_const_gp_<mode>): ...this :P-based insn.
27452 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27454 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27455 options. Minor fixes.
27456 (-std): Move reference to standards closer to where language
27457 standards are first mentioned.
27459 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27461 PR rtl-optimization/34995
27462 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27463 parameter and return a bool. If the rtx parameter is nonnull,
27464 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27465 (find_reloads): Update call accordingly. Pass the new operand
27466 if it needed no address reloads, otherwise pass null.
27468 2008-01-30 Richard Henderson <rth@redhat.com>
27471 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27472 for unbounded arrays.
27474 2008-01-30 Silvius Rus <rus@google.com>
27476 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27478 2008-01-30 Jan Hubicka <jh@suse.cz>
27481 * i386.c (init_cumulative_args): Use real function declaration when
27484 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27486 PR rtl-optimization/34998
27487 * global.c (build_insn_chain): Treat non-subreg_lowpart
27488 SUBREGs of pseudos as clobbering all the words covered by the
27489 SUBREG, not just all the bytes.
27490 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27491 original df_ref rather than an extract parameter.
27492 (global_conflicts): Update call accordingly.
27494 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27496 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27497 the overflow check to make it easier to read.
27498 (__fixtfdi): Change the type of the ll member in union
27499 long_double to UDItype_x.
27501 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27503 PR middle-end/34969
27504 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27505 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27506 * tree-inline.c (fold_marked_statements): Call
27507 cgraph_update_edges_for_call_stmt if folding a call statement.
27508 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27509 debug_generic_stmt calls, reset it back afterwards.
27512 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27514 * c-typeck.c (build_external_ref): Don't pedwarn about
27515 static vars in current function's scope.
27517 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27519 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27521 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27524 * ipa-struct-reorg.c: Fix spelling.
27525 * params.def: Ditto.
27527 2008-01-29 Richard Guenther <rguenther@suse.de>
27529 PR middle-end/35006
27530 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27532 * tree-inline.c (remap_type): Increment remapping_type_depth
27533 around remapping types.
27534 (copy_body_r): Only add referenced variables if they are referenced
27535 from code, not types.
27537 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27548 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27549 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27551 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27554 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27555 pointer for tiny stack.
27557 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27559 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27561 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27563 * config/vx-common.h: Fix typo in comment.
27565 2008-01-28 Ian Lance Taylor <iant@google.com>
27569 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27570 coalesce pointers if they have different DECL_NO_TBAA_P values.
27571 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27572 between variables with different DECL_NO_TBAA_P values.
27574 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27577 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27578 are not legitimate small data references on SPE targets.
27580 2008-01-28 David Daney <ddaney@avtrex.com>
27582 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27584 2008-01-28 David Daney <ddaney@avtrex.com>
27586 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27588 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27590 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27591 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27592 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27593 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27594 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27595 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27596 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27597 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27599 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27601 * basic-block.h (condjump_equiv_p): Fix comment.
27603 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27605 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27606 print_generic_stmt_indented): Fix comment.
27608 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27610 * configure.ac (__stack_chk_fail): Add detecion for availability
27611 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27612 * configure: Regenerate.
27614 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27616 PR middle-end/34688
27617 * final.c (output_addr_const): Handle TRUNCATE.
27619 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27622 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27623 (zero_cost, infinite_cost): New constants.
27624 (struct cost_pair): Change type of cost to comp_cost.
27625 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27626 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27628 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27629 split_address_cost, ptr_difference_cost, difference_cost,
27630 get_computation_cost_at, get_computation_cost,
27631 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27632 determine_use_iv_cost_condition, determine_use_iv_costs,
27633 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27634 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27635 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27636 Change type of cost to comp_cost.
27637 (determine_iv_cost): Increase cost of non-original ivs, instead
27638 of decreasing the cost of original ones.
27639 (get_address_cost): Indicate the complexity of the addressing mode
27641 (try_add_cand_for): Prefer using ivs not specific to some object.
27642 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27644 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27645 Janis Johnson <janis187@us.ibm.com>
27648 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27649 (TARGET_INSTANTIATE_DECLS): Likewise.
27650 * target.h (expand_to_rtl_hook): New target hook.
27651 (instantiate_decls): Likewise.
27652 * function.c (instantiate_decl): Make non-static. Rename to...
27653 (instantiate_decl_rtl): ... this.
27654 (instantiate_expr): Use instantiate_decl_rtl.
27655 (instantiate_decls_1): Likewise.
27656 (instantiate_decls): Likewise.
27657 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27658 * function.h (instantiate_decl_rtl): Add prototype.
27659 * cfgexpand.c (target.h): New include.
27660 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27661 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27662 (TARGET_INSTANTIATE_DECLS): Likewise.
27663 (TARGET_INITIALIZER): New target hooks added.
27664 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27666 * config/rs6000/rs6000.c (tree-flow.h): New include.
27667 (machine_function): Add sdmode_stack_slot field.
27668 (rs6000_alloc_sdmode_stack_slot): New function.
27669 (rs6000_instantiate_decls): Likewise.
27670 (rs6000_secondary_memory_needed_rtx): Likewise.
27671 (rs6000_check_sdmode): Likewise.
27672 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27673 (TARGET_INSTANTIATE_DECLS): Likewise.
27674 (rs6000_hard_regno_mode_ok): Allow SDmode.
27675 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27676 (rs6000_emit_move): Handle SDmode.
27677 (function_arg_advance): Likewise.
27678 (function_arg): Likewise.
27679 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27680 SDmode var args for 32-bit compiles.
27681 (rs6000_secondary_reload_class): Handle SDmode.
27682 (rs6000_output_function_epilogue): Likewise.
27683 (rs6000_function_value): Simplify if statement.
27684 (rs6000_libcall_value): Likewise.
27685 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27686 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27687 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27688 (movsd_hardfloat): New define_insn.
27689 (movsd_softfloat): Likewise.
27690 (movsd_store): Likewise.
27691 (movsd_load): Likewise.
27692 (extendsddd2): Likewise.
27693 (extendsdtd2): Likewise.
27694 (truncddsd2): Likewise.
27695 (movdd_hardfloat64): Fixup comment.
27696 (UNSPEC_MOVSD_LOAD): New constant.
27697 (UNSPEC_MOVSD_STORE): Likewise.
27699 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27702 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27704 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27705 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27706 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27707 and TRUTH_XOR_EXPR.
27709 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27712 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27713 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27714 __LONGDOUBLE128 too.
27715 * config/rs6000/aix61.h: New file.
27717 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27719 PR rtl-optimization/34959
27720 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27721 popcount and parity rtxes the same mode as their operand.
27722 Truncate or extend the result to the return value's mode
27725 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27728 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27729 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27730 to GOT_VERSION_REGNUM.
27731 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27732 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27733 * config/mips/mips.c (mips_emit_call_insn): New function.
27734 (mips_call_tls_get_addr): Call mips_expand_call directly.
27735 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27737 (mips16_build_call_stub): Likewise. Return the call insn or null.
27738 (mips_expand_call): Update the call to mips16_build_call_stub
27739 accordingly and a remove redundant condition. Assert that MIPS16
27740 stubs do not use lazy binding. Use mips_emit_call_insn and return
27742 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27744 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27745 (mips_avoid_hazard): Remove hazard_set handling.
27746 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27747 (UNSPEC_RESTORE_GP): ...this.
27748 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27749 (FAKE_CALL_REGNO): Rename to...
27750 (GOT_VERSION_REGNUM): ...this.
27751 (type): Add "ghost" value. Add an associated insn reservation.
27752 (hazard_set): Remove.
27753 (exception_receiver): Rename to...
27754 (restore_gp): ...this and update the unspec identifier accordingly.
27755 (exception_receiver, nonlocal_got_receiver): New expanders.
27756 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27757 FAKE_CALL_REGNO. Remove hazard_set attribute.
27758 (set_got_version, update_got_version): New patterns.
27760 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27763 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27765 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27768 * doc/install.texi2html: Generate gcc-vers.texi.
27770 2008-01-25 DJ Delorie <dj@redhat.com>
27772 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27774 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27776 * config/c4x: Remove directory.
27777 * config.gcc (crx-*, mt-*): Mark obsolete.
27778 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27779 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27780 sh-*-rtemscoff*): Remove cases.
27781 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27782 * real.c (encode_c4x_single, decode_c4x_single,
27783 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27784 c4x_extended_format): Remove.
27785 * real.h (c4x_single_format, c4x_extended_format): Remove.
27786 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27788 (Pragmas): Remove comment about c4x pragmas.
27789 * doc/install.texi (c4x): Remove target-specific instructions.
27790 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27791 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27792 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27793 refer to C4x source files as examples.
27794 (C4X_FLOAT_FORMAT): Remove documentation.
27796 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27798 * config/bfin/bfin.c (override_options): Reorder tests so that
27799 flag_pic gets enabled for -msep-data.
27801 2008-01-25 Richard Guenther <rguenther@suse.de>
27803 PR middle-end/32244
27804 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27805 to its bitfield precision if required.
27807 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27809 PR middle-end/33880
27810 * tree-nested.c (walk_omp_for): New function.
27811 (convert_nonlocal_reference, convert_local_reference): Call
27812 walk_omp_for on OMP_FOR.
27813 (convert_call_expr): Call walk_body on OMP_FOR's
27814 OMP_FOR_PRE_INIT_BODY.
27816 2008-01-25 Richard Guenther <rguenther@suse.de>
27818 PR tree-optimization/34966
27819 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27820 default defs and PHI_NODEs we have to insert after the
27821 defining statement.
27823 2008-01-24 Nick Clifton <nickc@redhat.com>
27825 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27826 Provide a default definition.
27827 (LIBGCC2_UNITS_PER_WORD): Likewise.
27829 * config/stormy16/stormy16.c: Include df.h for the prototype
27830 for df_regs_ever_live_p.
27831 (xstormy16_expand_builtin_va_start): Convert the stack offset
27832 into a component_ref and then use POINTER_PLUS_EXPR to add it
27833 to the incoming_virtual_args_rtx.
27834 (xstormy16_gimplify_va_arg_expr): Rename to
27835 xstormy16_gimplify_va_arg_expr.
27836 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27837 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27838 xstormy16_gimplify_va_arg_expr.
27839 Fix up some formatting issues.
27841 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27842 Move to predicates.md.
27843 (xs_hi_general_operand): Likewise.
27844 (xs_hi_nonmemory_operand): Likewise.
27845 * config/stormy16/predicates.md:
27846 (xstormy16_carry_plus_operand): New predicate.
27847 (xs_hi_general_operand): New predicate.
27848 (xs_hi_nonmemory_operand): New predicate.
27849 * config/stormy16/stormy16-protos.h:
27850 (xstormy16_carry_plus_operand): Delete prototype.
27851 (xs_hi_general_operand): Likewise.
27852 (xs_hi_nonmemory_operand): Likewise.
27854 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27855 modifiers as they are no longer needed and they can trigger
27856 reload spill failures.
27858 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27859 with a match_operand in order to help reload.
27861 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27862 constraint with 'e' for the 8th alternative as this version of
27863 the mov.w instruction only accepts the lower 8 registers.
27865 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27868 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27869 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27872 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27874 PR middle-end/33333
27875 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27877 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27879 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27881 (remove_structure): Update allocations list before removing structure.
27883 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27885 * ipa-struct-reorg.c (is_safe_cond_expr,
27886 create_new_stmts_for_cond_expr): Use integer_zerop function,
27887 that recognize not only zero-pointer, but zero-integer too.
27889 2008-01-25 Ben Elliston <bje@au.ibm.com>
27892 * fixproto: Escape "." in sed expression that strips leading "./".
27894 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27897 * gcc.c (SWITCH_OK): Removed.
27898 (SWITCH_LIVE): Changed to bit.
27899 (SWITCH_FALSE): Likewise.
27900 (SWITCH_IGNORE): Likewise.
27901 (switchstr): Change live_cond to unsigned int.
27902 (process_command): Replace SWITCH_OK with 0.
27903 (do_self_spec): Likewise.
27904 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27905 (give_switch): Likewise.
27906 (used_arg): Likewise.
27907 (do_spec_1): Set the SWITCH_IGNORE bit.
27908 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27909 bits. Set the SWITCH_LIVE bit.
27911 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27913 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27915 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27917 PR tree-optimization/34472
27918 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27919 parameter to a "bool *" and set *DATA to false if there is
27920 an unsafe access. Do not delete the structure here.
27921 (check_cond_exprs): Delete it here instead.
27922 (check_cond_exprs, exclude_cold_structs): Do not increase
27923 I when removing a structure.
27925 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27928 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27929 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27931 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27933 PR middle-end/34934
27934 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27935 a fixed vector for stack.
27937 2008-01-24 Ben Elliston <bje@au.ibm.com>
27940 * doc/gcc.texi (Software development): Add a direntry for g++.
27942 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27944 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27945 stale and straggling -fforce-addr comments above.
27947 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27949 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27950 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27952 2008-01-23 Michael Matz <matz@suse.de>
27955 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27958 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27960 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27961 malloc result type.
27963 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27965 * config/avr/avr.c (avr_current_arch): New variable.
27966 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27967 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27968 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27969 (avr_override_options): Init 'avr_current_arch'.
27970 (base_arch_s): Move from here...
27971 * config/avr/avr.h (base_arch_s): ... here. Add new members
27972 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27973 'mega' to 'have_jmp_call'.
27974 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27975 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27977 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27979 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27980 MULTILIB_MATCHES): Ditto.
27982 2008-01-23 Richard Guenther <rguenther@suse.de>
27984 PR middle-end/31529
27985 * cgraphunit.c (cgraph_reset_node): Always mark the node
27986 not reachable if it is not queued already.
27988 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27990 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27991 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27992 (cputype_selected): New static variable.
27993 (bfin_handle_option): Set it if -mcpu is used.
27994 (override_option): Select default set of workarounds if no cpu type
27995 selected on the command line.
27996 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27998 From Michael Frysinger <michael.frysinger@analog.com>
27999 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
28000 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
28002 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
28003 for bf547, bf523, bf524, and bf526.
28004 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
28006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
28007 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
28008 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
28009 __ADSPBF547__ and __ADSPBF54x__ for bf547.
28010 * doc/invoke.texi (Blackfin Options): Document that
28011 -mcpu now accept bf547, bf523, bf524, and bf526.
28013 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28015 PR rtl-optimization/34628
28016 * combine.c (try_combine): Stop and undo after the first combination
28017 if an autoincrement side-effect on the first insn has effectively
28020 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28023 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28024 Offset addresses are not valid for Altivec or paired float modes.
28026 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28029 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28030 if DECL_INITIAL (decl) is error_mark_node.
28033 * c-common.c (handle_vector_size_attribute): Only allow
28034 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28035 the same way as pointer, array etc. types.
28036 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28039 * tree.c (build_type_attribute_qual_variant): Call
28040 build_qualified_type if attributes are equal, but quals are not.
28042 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28045 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28046 * flags.h (warn_strict_aliasing): Remove.
28047 (warn_strict_overflow): Remove.
28048 * opts.c (warn_strict_aliasing): Remove.
28049 (warn_strict_overflow): Remove.
28050 * c-opts.c (c_common_handle_option): -Wall only sets
28051 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28052 (c_common_post_options): Give default values to -Wstrict-aliasing
28053 and -Wstrict-overflow if they are uninitialized.
28054 * common.opt (Wstrict-aliasing): Specify Var and Init.
28055 (Wstrict-overflow): Likewise.
28057 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28059 PR rtl-optimization/26854
28060 PR rtl-optimization/34400
28061 PR rtl-optimization/34884
28062 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28064 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28065 (df_rd_bb_info.expanded_lr_out): Deleted
28066 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28067 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28068 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28069 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28070 Removed code to allocate, initialize or free expanded_lr_out.
28071 (df_rd_bb_local_compute_process_def): Restructured to make more
28073 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28074 sets if the sets are being trimmed.
28076 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28079 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28080 (as_vers): Likewise.
28081 * configure: Regenerated.
28083 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28085 PR middle-end/33092
28086 * tree-pass.h (pass_build_alias): New pass.
28087 * tree-ssa-alias.c (gate_build_alias): New.
28088 (pass_build_alias): New.
28089 * passes.c (init_optimization_passes): Add pass_build_alias after
28090 pass_create_structure_vars.
28092 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28094 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28095 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28096 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28097 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28098 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28099 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28100 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28101 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28102 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28103 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28104 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28105 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28106 * config/s390/s390.md (FP_ALL): New mode iterator.
28107 (_d): New mode attribute.
28108 ("*signbit<mode>2>"): Changed mode of first operand.
28109 ("isinf<mode>2"): Changed mode of first operand.
28110 ("*TDC_insn"): Adaptation for DFP modes.
28112 2008-01-22 Ben Elliston <bje@au.ibm.com>
28114 * tree.c (check_qualified_type): Improve function description.
28116 2008-01-21 Jason Merrill <jason@redhat.com>
28119 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28120 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28123 2008-01-21 DJ Delorie <dj@redhat.com>
28125 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28128 2008-01-21 Richard Guenther <rguenther@suse.de>
28130 PR middle-end/34856
28131 * tree-cfg.c (verify_expr): Allow all invariant expressions
28132 instead of just constant class ones as reference argument.
28133 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28134 like any other constant.
28135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28137 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28139 * regmove.c (fixup_match_1): Update call crossed frequencies.
28141 2008-01-21 Richard Guenther <rguenther@suse.de>
28144 * tree-inline.c (setup_one_parameter): Deal with mismatched
28145 types using a VIEW_CONVERT_EXPR.
28147 2008-01-21 Alon Dayan <alond@il.ibm.com>
28148 Olga Golovanevsky <olga@il.ibm.com>
28150 PR tree-optimization/34701
28151 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28152 when the structure size is not a power of 2.
28154 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28156 * doc/install.texi: Add doc for --enable-checking=df.
28158 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28160 PR rtl-optimization/34808
28161 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28163 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28165 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28168 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28170 PR rtl-optimization/26854
28171 PR rtl-optimization/34400
28172 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28174 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28175 (df_rd_bb_info.expanded_lr_out): New.
28176 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28177 * loop_iv.c (iv_analysis_loop_init): Ditto.
28178 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28179 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28180 Added code to allocate, initialize or free expanded_lr_out.
28181 (df_rd_bb_local_compute_process_def): Restructured to make
28182 more understandable.
28183 (df_rd_confluence_n): Add code to do nothing with fake edges and
28184 code to no apply invalidate_by_call sets if the sets are being trimmed.
28185 (df_lr_local_finalize): Renamed to df_lr_finalize.
28186 (df_live_local_finalize): Renamed to df_live_finalize.
28188 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28191 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28192 deciding whether to use reciprocal instructions.
28194 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28196 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28197 dwarf2out_note_section_used if cold_text_section is NULL.
28199 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28201 PR gcov-profile/34610
28202 * tree-cfg.c (make_edges): Mark both outgoing edges from
28203 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28204 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28205 from OMP_FOR and OMP_CONTINUE outgoing edges.
28207 * tree-profile.c (tree_profiling): Return early if
28208 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28210 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28211 from cfun to child_cfun.
28212 * function.h (struct function): Add after_tree_profile bit.
28214 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28216 * config/avr/avr.S (_exit): Disable interrupt.
28218 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28219 Steven Bosscher <stevenb.gcc@gmail.com>
28221 PR rtl-optimization/26854
28222 PR rtl-optimization/34400
28223 * df-problems.c (df_live_scratch): New scratch bitmap.
28224 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28225 (df_live_reset): Clear the proper bitmaps.
28226 (df_live_bb_local_compute): Only process the artificial defs once
28227 since the order is not important.
28228 (df_live_init): Init the df_live sets only with the variables
28229 found live by df_lr.
28230 (df_live_transfer_function): Use the df_lr sets to prune the
28231 df_live sets as they are being computed.
28232 (df_live_free): Free df_live_scratch.
28234 2008-01-18 Ian Lance Taylor <iant@google.com>
28236 * common.opt: Add fmerge-debug-strings.
28237 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28238 flag_merge_debug_strings rather than flag_merge_constants.
28239 * doc/invoke.texi (Option Summary): Mention
28240 -fmerge-debug-strings.
28241 (Debugging Options): Document -fmerge-debug-strings.
28243 2008-01-18 Ian Lance Taylor <iant@google.com>
28246 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28247 (struct tree_function_decl): Add new field operator_new_flag.
28248 * tree-inline.c (expand_call_inline): When inlining a call to
28249 operator new, force the return value to go into a variable, and
28250 set DECL_NO_TBAA_P on that variable.
28251 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28253 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28256 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28257 DWARF2_DEBUGGING_INFO.
28258 (dwarf2out_note_section_used): Ditto. Add prototype.
28259 (have_multiple_function_sections, text_section_used,
28260 cold_text_section_used, *cold_text_sections): Move declarations
28263 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28265 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28266 field and add signal_ra.
28267 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28268 assignments to frame state pc. Move end of stack check after
28269 MD_FALLBACK_FRAME_STATE_FOR.
28270 (uw_update_context_1): Use frame state signal_regs if set, instead
28271 of checking signal_frame flag.
28272 (uw_update_context): Use frame state signal_ra if set.
28273 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28274 * config/xtensa/linux-unwind.h: New file.
28276 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28278 * modulo-sched.c (get_sched_window): Fix comment typo.
28280 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28282 PR tree-optimization/34648
28283 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28285 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28287 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28288 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28290 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28292 PR rtl-optimization/34400
28293 * df-core.c (df_worklist_dataflow_overeager,
28294 df_worklist_dataflow_doublequeue): New functions.
28295 (df_worklist_dataflow): Two different worklist solvers.
28296 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28299 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28302 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28303 and ftree-parallelize-loops.
28305 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28307 PR rtl-optimization/34826
28308 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28310 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28312 * global.c (find_reg): Mark the eh regs as used if necessary.
28313 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28314 * ra.h (struct allocno): no_eh_reg field added. Changed
28315 no_stack_reg type to bitfield.
28317 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28319 * tree.c (substitute_in_expr): Add missing 'break'.
28321 2008-01-17 Richard Guenther <rguenther@suse.de>
28323 PR tree-optimization/34825
28324 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28325 x / x as division to handle.
28327 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28329 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28330 "-pthread" is specified.
28331 * pa-hpux11.h (LIB_SPEC): Likewise.
28333 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28334 Peter Bergner <bergner@vnet.ibm.com>
28336 PR rtl-optimization/33796
28337 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28339 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28341 PR libgfortran/34699
28342 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28344 * pa-hpux10.h (LINK_SPEC): Likewise.
28345 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28347 2008-01-16 Richard Guenther <rguenther@suse.de>
28349 PR middle-end/32628
28350 * fold-const.c (fold_convert_const_int_from_int): Do not
28351 set overflow if that occured only because of a sign extension
28352 change when converting from/to a sizetype with the same
28353 precision and signedness.
28355 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28358 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28359 location address to the correct place. Update copyright year.
28361 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28363 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28364 no dependences in the dependence_relations vector.
28366 2008-01-16 Jan Hubicka <jh@suse.cz>
28368 PR rtl-optimization/31396
28369 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28370 * cfg.c (dump_reg_info): Print it.
28371 * regs.h (struct reg_info_t): add freq_calls_crossed.
28372 (REG_FREQ_CALLS_CROSSED): New macro.
28373 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28374 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28375 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28376 regmove_optimize): Update call crossed frequencies.
28377 * local-alloc.c (struct qty): Add freq_calls_crossed.
28378 (alloc_qty): Copute freq_calls_crossed.
28379 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28380 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28381 * ra.h (struct allocno): Add freq_calls_crossed.
28383 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28385 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28386 libgomp when compiling with ftree-parallelize-loops.
28387 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28389 2008-01-16 Richard Guenther <rguenther@suse.de>
28391 PR tree-optimization/34769
28392 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28393 * tree.c (int_cst_value): Instead make this function more
28394 permissive in what it accepts as valid input. Document this
28395 function always sign-extends the value.
28397 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28398 Richard Guenther <rguenther@suse.de>
28401 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28402 (gimple_fold_indirect_ref_rhs): ... this.
28403 (gimple_fold_indirect_ref): New function with foldings
28404 that preserve lvalueness.
28405 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28406 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28407 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28408 to fold an INDIRECT_REF, fall back to the old use of
28409 fold_indirect_ref_1.
28411 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28413 * tree-data-ref.c (subscript_dependence_tester_1): Call
28414 free_conflict_function.
28415 (compute_self_dependence): Same.
28417 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28420 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28421 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28423 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28424 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28425 for DWARF2_UNWIND_INFO targets.
28427 2008-01-16 Richard Guenther <rguenther@suse.de>
28430 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28431 type qualifiers for function types.
28433 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28435 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28436 loop_iterator li from previous commit.
28438 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28440 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28442 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28444 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28445 (parallelize_loops): Don't parallelize irreducible components.
28447 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28450 * c-opts (c_common_post_options): Do not enable CPP
28451 flag_pedantic_errors by default.
28453 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28455 PR rtl-optimization/31944
28456 * cse.c (remove_pseudo_from_table): New function.
28457 (merge_equiv_classes): Use above function to remove pseudo-registers.
28458 (invalidate): Likewise.
28460 2008-01-13 Richard Guenther <rguenther@suse.de>
28462 PR middle-end/34601
28463 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28464 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28466 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28468 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28469 validate_change to unshare the source of the PC set.
28471 2008-01-12 Jan Hubicka <jh@suse.cz>
28473 PR middle-end/32135
28474 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28475 references above array bounds. This might trigger bounds checks for
28476 pointers to arrays.
28478 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28480 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28481 new_replaceable_dependencies.
28483 2008-01-12 Doug Kwan <dougkwan@google.com>
28485 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28486 instead of OPT_Wreturn_type in warning due to ignored return type
28488 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28489 options included in -Wextra.
28490 * c.opt: New option -Wignored_qualifiers.
28491 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28492 -Wignore_qualifiers.
28493 (-Wignored-qualifiers): Document.
28494 (-Wreturn-type): Remove description of functionality now handled
28495 by -Wignored-qualifiers.
28497 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28500 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28501 NOP_EXPR if it is between integral types with the same precision.
28503 2008-01-12 Jan Hubicka <jh@suse.cz>
28506 * invoke.texi (max-inline-recursive-depth): Fix default value.
28508 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28510 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28513 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28515 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28517 2008-01-11 James E. Wilson <wilson@specifix.com>
28520 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28522 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28524 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28525 save/restore frame pointer register and don't use 'call-prologues'
28526 optimization in function with "OS_task" attribute.
28528 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28530 PR middle-end/31309
28531 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28532 when copying to memory.
28534 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28536 PR rtl-optimization/30905
28537 * cfgcleanup.c: Include dce.h
28538 (crossjumps_occured): New global variable.
28539 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28540 If something changed, set crossjumps_occured to true.
28541 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28542 Don't add/remove fake edges to exit here...
28543 (cleanup_cfg): ...but do it here, when crossjumping.
28544 Run a fast DCE when successful crossjumps occured in the latest
28545 iteration of try_optimize_cfg.
28547 2008-01-11 Richard Guenther <rguenther@suse.de>
28549 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28550 (struct vn_unary_op_s): Likewise.
28551 (vn_reference_insert): Free old reference on hash collision.
28553 2008-01-10 Raksit Ashok <raksit@google.com>
28555 PR rtl-optimization/27971
28556 * combine.c (find_split_point): Split PLUS expressions which are
28557 inside a MEM rtx, and whose first operand is complex.
28559 2008-01-10 DJ Delorie <dj@redhat.com>
28561 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28562 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28563 (m32c_hard_regno_ok): Call the underlying function.
28565 2008-01-10 Richard Guenther <rguenther@suse.de>
28567 PR middle-end/34683
28568 * tree-cfg.c (tree_merge_blocks): Do not go through the
28569 full-blown folding and stmt updating path if we just deal
28570 with virtual operands.
28571 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28572 test for abnormal SSA_NAMEs.
28574 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28576 PR middle-end/34641
28577 * reload.c (push_reload): Add assertions. All constants from
28578 reg_equiv_constant should have been used for replacing the respective
28580 (find_reloads_address): Invoke find_reloads_address_part for
28581 constant taken from the reg_equiv_constant array.
28583 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28585 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28586 field (valnum) the first in the struct. Replace bools with
28589 2008-01-10 Richard Guenther <rguenther@suse.de>
28591 PR tree-optimization/34651
28592 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28593 types and ordering for masking and converting.
28595 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28597 PR tree-optimization/34017
28598 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28599 also for PHI_NODE expressions.
28601 2008-01-09 Jan Hubicka <jh@suse.cz>
28603 PR tree-optimization/34708
28604 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28605 based on number of case labels.
28606 (init_inline_once): Remove switch_cost.
28607 * tree-inline.h (eni_weights_d): Remove switch_cost.
28609 2008-01-09 Richard Guenther <rguenther@suse.de>
28610 Andrew Pinski <andrew_pinski@playstation.sony.com>
28612 PR middle-end/30132
28613 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28614 temporary if an rvalue is ok or an lvalue is not required.
28616 2008-01-09 Richard Guenther <rguenther@suse.de>
28618 PR middle-end/34458
28619 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28620 adjust return type.
28622 2008-01-09 Richard Guenther <rguenther@suse.de>
28624 PR middle-end/34679
28625 * tree.c (host_integerp): Check for sizetype only if the
28626 type is an integer type.
28628 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28631 * opts.c (decode_options): Disable inlining of functions called
28632 once if not in unit-at-a-time mode.
28634 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28636 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28638 2008-01-08 Richard Guenther <rguenther@suse.de>
28640 PR middle-end/31863
28641 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28642 out early if the result will be unused.
28644 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28649 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28650 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28653 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28655 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28656 for vectorization tuned.
28658 2008-01-08 Richard Guenther <rguenther@suse.de>
28660 PR tree-optimization/34683
28661 * tree-ssa-operands.c (operand_build_cmp): Export.
28662 * tree-ssa-operands.h (operand_build_cmp): Declare.
28663 * tree-vn.c (vuses_compare): Remove.
28664 (sort_vuses): Use operand_build_cmp.
28665 (sort_vuses_heap): Likewise.
28666 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28667 to re-use old VEC if available. Do not sort already sorted VUSEs.
28668 (vdefs_to_vec): Do not sort already sorted VDEFs.
28670 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28672 PR middle-end/34694
28673 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28675 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28678 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28679 limitations of reciprocal sequences on x86 targets.
28681 2008-01-08 Richard Guenther <rguenther@suse.de>
28683 PR tree-optimization/34683
28684 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28686 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28689 * config/darwin.c (darwin_mergeable_string_section): Don't use
28690 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28692 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28695 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28696 negxf2. Macroize expander using X87MODEF mode iterator. Change
28697 predicates of op0 and op1 to register_operand.
28698 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28699 expander using X87MODEF mode iterator. Change predicates of
28700 op0 and op1 to register_operand.
28701 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28702 corresponding patterns and macroize using MODEF macro. Change
28703 predicates of op0 and op1 to register_operand and remove
28704 "m" constraint. Disparage "r" alternative with "!".
28705 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28706 macroize using X87MODEF macro. Change predicates of op0 and op1
28707 to register_operand and remove "m" constraint. Disparage "r"
28708 alternative with "!".
28709 (absneg splitter with memory operands): Remove.
28710 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28711 patterns and macroize using X87MODEF mode iterator.
28712 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28713 Change predicate of op1 to register_operand.
28714 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28715 for memory operands.
28717 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28719 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28721 2008-01-07 Richard Guenther <rguenther@suse.de>
28723 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28726 2008-01-07 Richard Guenther <rguenther@suse.de>
28728 PR tree-optimization/34683
28729 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28730 VOPs of the needed size to save memory. Use VEC_quick_push
28731 to save compile-time.
28732 (vdefs_to_vec): Likewise.
28734 2008-01-07 Sa Liu <saliu@de.ibm.com>
28736 * config/spu/spu.md (divdf3): Genetate inline code for double
28737 division. The implementation doesn't handle INF or NAN, therefore it
28738 only applies when -ffinite-math-only is given.
28740 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28743 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28744 * doc/cpp.texi ([Common Predefined Macros]): Document.
28746 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28748 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28749 order to use commutative addition instead of subtraction.
28751 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28752 Mircea Namolaru <namolaru@il.ibm.com>
28753 Vladimir Yanovsky <yanov@il.ibm.com>
28754 Revital Eres <eres@il.ibm.com>
28756 PR tree-optimization/34263
28757 * tree-outof-ssa.c (process_single_block_loop_latch,
28758 contains_tree_r): New functions.
28759 (analyze_edges_for_bb): Call process_single_block_loop_latch
28760 function to empty single-basic-block latch block if possible.
28762 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28764 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28766 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28768 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28770 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28772 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28774 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28776 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28778 PR tree-optimization/34618
28779 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28782 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28785 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28786 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28787 Update copyright year.
28789 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28790 Update copyright year.
28791 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28794 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28796 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28797 edge does not point to current bb before changing need_assert.
28799 2008-01-04 Richard Guenther <rguenther@suse.de>
28801 PR middle-end/34029
28802 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28803 for verifying purposes if they are is_gimple_min_invariant.
28805 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28807 PR tree-optimization/34448
28808 PR tree-optimization/34465
28809 * gimplify.c (gimplify_init_constructor): Add new parameter
28810 notify_temp_creation. Use it.
28811 (gimplify_modify_expr_rhs): Take volatiles into account when
28812 optimizing constructors.
28813 Do not optimize constructors if gimplify_init_constructor will dump to
28815 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28816 * gcc.c-torture/compile/pr34448.c: New.
28818 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28820 PR gcov-profile/34609
28821 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28822 return_slot if result is TREE_ADDRESSABLE.
28824 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28826 * config/mips/mips.md (sqrt_condition): Tweak comment.
28827 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28829 2008-01-03 Tom Tromey <tromey@redhat.com>
28832 * c-common.c (c_type_hash): Handle VLAs.
28834 2008-01-03 Jan Hubicka <jh@suse.cz>
28836 PR tree-optimization/31081
28837 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28838 0 when inlining and not inlining to first basic block.
28839 (remap_decl): When var is initialized to 0, don't set default_def.
28840 (expand_call_inline): Set entry_bb.
28841 * tree-inline.h (copy_body_data): Add entry_bb.
28843 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28846 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28849 PR tree-optimization/29484
28850 * tree-inline.c (inline_forbidden_p_2): New function.
28851 (inline_forbidden_p): Disallow inlining if some static var
28852 has an address of a local LABEL_DECL in its initializer.
28853 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28856 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28858 PR tree-optimization/34635
28859 * tree-data-ref.c (add_other_self_distances): Make sure that the
28860 evolution step is constant.
28862 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28864 PR middle-end/34608
28865 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28867 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28869 * tree-sra.c (scalarize_init): Insert the generate_element_init
28870 statements after the generate_element_zero statements.
28872 2008-01-02 Richard Guenther <rguenther@suse.de>
28874 PR middle-end/34093
28875 PR middle-end/31976
28876 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28877 for very large number of operands instead of ICEing.
28879 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28882 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28883 while stack probing.
28885 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28887 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28890 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28892 PR libmudflap/26442
28893 * tree-mudflap.c (mx_register_decls): Guard warning by
28894 !DECL_ARTIFICIAL check.
28896 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28898 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28899 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28900 sse5_perm<mode>): Fix constraints.