1 2008-12-31 Seongbae Park <seongbae.park@gmail.com>
4 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
5 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8 2008-12-30 Andrew Pinski <pinskia@gmail.com>
11 * tree-switch-conversion.c (build_constructors): Test for wrapping of
14 2008-12-30 Steven Bosscher <steven@gcc.gnu.org>
17 * ipa-inline.c (compute_inline_parameters): When not optimizing,
18 don't compute the inline parameters, just set them to 0 instead.
20 2008-12-30 Paolo Bonzini <bonzini@gnu.org>
22 PR tree-optimization/38572
23 * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges
24 and change them to VARYING.
26 2008-12-30 Richard Guenther <rguenther@suse.de>
29 * fold-const.c (fold_comparison): Use the correct result type.
31 2008-12-30 Dorit Nuzman <dorit@il.ibm.com>
32 Ira Rosen <irar@il.ibm.com>
34 PR tree-optimization/38529
35 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
36 whose DEF is used in the loop-nest that is being vectorized, but
37 outside the immediately enclosing loop.
39 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
41 * tree-profile.c (tree_init_ic_make_global_vars): Make static
44 2008-12-29 Jakub Jelinek <jakub@redhat.com>
47 * tree-complex.c (expand_complex_libcall): Call
48 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
49 instead of passing true as 3rd argument to gsi_replace.
51 2008-12-28 Uros Bizjak <ubizjak@gmail.com>
54 * dse.c: Include target.h.
55 * Makefile.in (dse.o): Depend on $(TARGET_H).
57 2008-12-29 Jakub Jelinek <jakub@redhat.com>
60 * gcc.c (process_command): Accept also -b with configuration name
62 * doc/invoke.texi (-b): Document that no hyphen is required if
63 configuration name is in the next argument after -b.
65 2008-12-27 Jakub Jelinek <jakub@redhat.com>
68 * gimple-pretty-print.c (dump_binary_rhs): Print
69 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
70 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
71 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
72 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
73 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
76 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
77 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
79 2008-12-24 Kazu Hirata <kazu@codesourcery.com>
81 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
82 * expr.h: Fix the declaration of block_clear_fn.
84 2008-12-23 Andrew Pinski <pinski@gmail.com>
87 * fold-const.c (fold_binary): Call fold_convert on arguments to
88 fold_build2 for negative divide optimization.
90 2008-12-23 Jakub Jelinek <jakub@redhat.com>
93 * dse.c (struct store_info): Add const_rhs field.
94 (clear_rhs_from_active_local_stores): Clear also const_rhs.
95 (record_store): Try also cselib_expand_value_rtx to get a constant.
96 (find_shift_sequence, get_stored_val): Use const_rhs instead of
98 * cselib.c (cselib_record_sets): If !cselib_record_memory and
99 there is just one set from read-only MEM, look at REG_EQUAL or
102 * dse.c (struct store_info): Add redundant_reason field.
103 (record_store): When storing the same constant as has been stored by
104 an earlier store, set redundant_reason field to the earlier store's
105 insn_info_t. Don't delete cannot_delete insns.
106 (find_shift_sequence): Remove read_info argument, add read_mode
107 and require_cst arguments. Return early if require_cst and
108 constant wouldn't be returned.
109 (get_stored_val): New function.
110 (replace_read): Use it.
111 (scan_insn): Put even cannot_delete insns with exactly 1 store
112 into active_local_stores.
113 (dse_step1): Don't delete cannot_delete insns. Remove redundant
114 constant stores if contains_cselib_groups and earlier store storing
115 the same value hasn't been eliminated.
116 (dse_step6): Renamed to dse_step7. New function.
117 (dse_step7): Renamed from dse_step6.
118 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
119 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
120 into CONST unless really necessary. Handle SUBREG, unary,
121 ternary, bitfield and compares specially, to be able to simplify
122 operations on constants.
123 (expand_loc): Try to optimize LO_SUM.
125 * dse.c (get_call_args): New function.
126 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
127 to get call arguments and if successful and both len and val are
128 constants, handle the call as (mem:BLK) (const_int) store.
130 * dse.c (struct store_info): Add is_large bool field, change
131 positions_needed into a union of a bitmask and bitmap + count.
132 (free_store_info): Free bitmap if is_large.
133 (set_usage_bits): Don't look at stores where
134 offset + width >= MAX_OFFSET.
135 (set_position_unneeded, set_all_positions_unneeded,
136 any_positions_needed_p, all_positions_needed_p): New static inline
138 (record_store): Handle BLKmode stores of CONST_INT, if
139 MEM_SIZE is set on the MEM. Use the new positions_needed
141 (replace_read): Handle reads from BLKmode CONST_INT stores.
142 (check_mem_read_rtx): Use all_positions_needed_p function.
143 (dse_step1): Free large positions_needed bitmaps and clear is_large.
145 * dse.c (struct store_info): Change begin and end types to
148 * dse.c (record_store): Fix check for unused store.
150 * expr.c (block_clear_fn): No longer static.
151 * expr.h (block_clear_fn): Declare.
152 * dse.c (scan_insn): Memset and bzero can just read their arguments.
154 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
155 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
156 set MEM_SIZE on DESTMEM.
157 (ix86_expand_setmem): Adjust callers.
160 * expr.h (get_mem_align_offset): New prototype.
161 * emit-rtl.c (get_mem_align_offset): New function.
162 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
164 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
166 (ix86_expand_movmem): Optimize if COUNT_EXP
167 is constant, desired_align > align and dst & (desired_align - 1)
168 is computable at compile time.
169 (ix86_expand_setmem): Likewise.
171 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
172 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
174 2008-12-22 Uros Bizjak <ubizjak@gmail.com>
176 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
179 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
180 label_ref with an offset.
182 2008-12-21 Andrew Pinski <pinskia@gmail.com>
185 * configure: Regenerate.
187 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
189 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
190 changing operand 1 to a pmode_register_operand.
191 (mips_lhx, mips_lwx): Likewise.
192 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
193 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
194 the value from the argument expression.
196 2008-12-21 Jan Hubicka <jh@suse.cz>
197 Kai Tietz <kai.tietz@onevision.com>
199 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
200 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
201 call_value_1_rex64_ms_sysv): New patterns.
202 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
203 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
205 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
207 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
208 (alpha_reorg): Call alpha_pad_noreturn.
210 2008-12-21 Denis Chertykov <denisc@overta.ru>
212 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
214 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
217 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
218 if readelf is nowhere to be found.
219 * configure: Regenerate.
221 2008-12-19 Andrew Haley <aph@redhat.com>
223 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
226 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
229 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
230 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
232 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
235 * arm.c (load_multiple_sequence): Initialize ORDER array.
236 (store_multiple_sequence): Likewise.
237 (output_move_double): Make reg0 unsigned.
238 (arm_output_epilogue): Make amount unsigned.
239 (arm_expand_prologue): Move declaration of dwarf before block
242 2008-12-19 Steve Ellcey <sje@cup.hp.com>
244 * df-scan.c (df_hard_reg_init): Move declaration of i.
246 2008-12-19 Jakub Jelinek <jakub@redhat.com>
249 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
250 use rs6000/x-linux-relax snippet if ld is new enough,
251 otherwise use rs6000/x-linux-O1.
252 * config/rs6000/x-linux-relax: New file.
253 * config/x-cflags-O1: New file.
255 2008-12-18 Joseph Myers <joseph@codesourcery.com>
257 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
258 choice of e500 comparison instructions on flag_finite_math_only &&
259 !flag_trapping_math, not flag_unsafe_math_optimizations.
260 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
261 instructions on flag_finite_math_only && !flag_trapping_math, not
262 flag_unsafe_math_optimizations.
263 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
264 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
265 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
266 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
267 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
268 Condition choice of comparison instructions on
269 flag_finite_math_only && !flag_trapping_math, not
270 flag_unsafe_math_optimizations.
272 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
274 * configure: Regenerate.
276 2008-12-18 Jan Hubicka <jh@suse.cz>
277 Kai Tietz <kai.tietz@onevision.com>
279 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
280 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
281 df_invalidated_by_call to invalidated_by_call_regset.
282 * df.h (df_invalidated_by_call): Remove.
283 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
285 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
286 (globalize_reg): Likewise.
287 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
288 df_byte_lr_alloc): Rename df_invalidated_by_call to
289 invalidated_by_call_regset.
290 * basic-block.h (regs_invalidated_by_call_regset): Declare.
292 2008-12-18 Jan Hubicka <jh@suse.cz>
293 Kai Tietz <kai.tietz@onevision.com>
295 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
297 2008-12-18 Jan Hubicka <jh@suse.cz>
298 Kai Tietz <kai.tietz@onevision.com>
300 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
302 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
303 do not try to modify call used regs.
304 (ix86_maybe_switch_abi): New function.
305 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
307 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
309 PR rtl-optimization/37922
310 * dse.c (bb_info): Added regs_live field.
311 (look_for_hardregs): New function.
312 (replace_read): Added regs_live parameter and code to check that
313 shift sequence does not clobber live hardregs.
314 (check_mem_read_rtx): Added parameter to replace_read.
315 (dse_step1): Added regs_live bitmap and initialize it.
316 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
318 * df-problems.c Renamed to df_simulate_initialize_backwards.
319 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
320 (df_simulate_artificial_refs_at_top): Renamed to
321 df_simulate_finalize_backwards.
322 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
323 df_simulate_finalize_backwards): New functions.
324 * df.h (df_simulate_artificial_refs_at_end): Renamed to
325 df_simulate_initialize_backwards.
326 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
327 (df_simulate_artificial_refs_at_top): Renamed to
328 df_simulate_finalize_backwards.
329 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
330 df_simulate_finalize_backwards): New functions.
331 * ra-conflict.c (global_conflicts): Renamed
332 df_simulate_artificial_refs_at_end to
333 df_simulate_initialize_backwards.
334 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
335 df_simulate_one_insn_backwards.
336 * ifcvt.c (dead_or_predicable): Renamed
337 df_simulate_artificial_refs_at_end to
338 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
339 df_simulate_one_insn_backwards.
340 * recog.c (peephole2_optimize): Ditto.
341 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
343 2008-12-18 Jakub Jelinek <jakub@redhat.com>
346 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
347 (rewrite_expr_tree): Add moved argument, move stmts together if
348 needed. Call remove_visited_stmt_chain.
349 (linearize_expr_tree): Don't move stmts here.
350 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
351 Adjust rewrite_expr_tree caller.
354 * tree-ssa.c (useless_type_conversion_p_1): Return
355 false if inner_type is incomplete and outer_type is complete.
357 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
359 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
360 dependences and the configure options.
361 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
362 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
364 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
367 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
368 only if REG_PARM_STACK_SPACE is defined.
370 2008-12-17 Jan Hubicka <jh@suse.cz>
371 Kai Tietz <kai.tietz@onevision.com>
373 * calls.c (expand_call): Do not sibcall if
374 outgoing_reg_parm_stack_space does not match.
376 2008-12-16 Anatoly Sokolov <aesok@post.ru>
378 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
379 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
381 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
382 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
384 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
387 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
390 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
392 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
394 * configure: Regenerate.
396 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
399 * arm.c (arm_legitimate_index): Only accept addresses that are in
401 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
402 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
404 (extendqisi2): Likewise.
405 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
406 predicate for operand1.
408 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
410 * config/mips/mips.c (mips_output_conditional_branch): Assert that
411 openrands[1] is a CODE_LABEL.
413 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
415 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
416 the result of mips_prepare_builtin_target.
418 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
420 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
421 if TARGET_ABICALLS is true.
423 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
425 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
426 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
428 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
430 * config/picochip/picochip.c (picochip_override_options): Disable CFI
431 asm and change the signature of brev and byteSwap functions to use
433 * config/picochip/picochip.md (commsTestPort): This is a complex
434 instruction and should not be vliwed. Don't set insn type.
436 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
437 * config/s390/s390.c (s390_swap_cmp): New function.
438 (s390_non_addr_reg_read_p): New function.
439 (s390_z10_optimize_cmp): New function.
440 (s390_reorg): Added call to s390_optimize_cmp.
441 * config/s390/s390.md (nop1): New insn.
443 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
446 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
447 for the milli.a library.
449 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
450 Peter Bergner <bergner@vnet.ibm.com>
453 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
454 TOC into the call pattern.
455 (call_indirect_aix64): Likewise.
456 (call_value_indirect_aix32): Likewise.
457 (call_value_indirect_aix64): Likewise.
458 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
459 to split off the load of the TOC.
460 (call_indirect_nonlocal_aix32): Enable only after reload.
461 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
462 to split off the load of the TOC.
463 (call_indirect_nonlocal_aix64): Enable only after reload.
464 (call_value_indirect_nonlocal_aix32_internal): New insn and split
465 patterns to split off the load of the TOC.
466 (call_value_indirect_nonlocal_aix32): Enable only after reload.
467 (call_value_indirect_nonlocal_aix64_internal): New insn and split
468 patterns to split off the load of the TOC.
469 (call_value_indirect_nonlocal_aix64): Enable only after reload.
471 2008-12-12 Andreas Schwab <schwab@suse.de>
474 2008-12-12 Andreas Schwab <schwab@suse.de>
475 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
478 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
480 PR tree-optimization/32044
481 * tree-scalar-evolution.h (expression_expensive_p): Declare.
482 * tree-scalar-evolution.c (expression_expensive_p): New function.
483 (scev_const_prop): Avoid introducing expensive expressions.
484 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
486 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
489 * graphite.c (nb_reductions_in_loop): Use simple_iv.
491 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
493 * config/i386/x86intrin.h: New header file to support all x86
495 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
497 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
500 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
503 2008-12-12 Andreas Schwab <schwab@suse.de>
505 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
508 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
510 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
511 Use Pmode for scratch reg.
512 (*mb_internal): Use (match_dup 0) for unspec operand.
514 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
516 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
517 floor_log2 of zero. Negate widened zero.
519 2008-12-12 Ben Elliston <bje@au.ibm.com>
521 * config/fp-bit.c (nan): Rename from this ...
522 (makenan): ... to this.
524 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
526 * config/mips/mips.md (*branch_bit<bbv><mode>,
527 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
528 label becomes operands[1].
530 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
532 PR tree-optimization/38446
533 * graphite.c (register_bb_in_sese): New.
534 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
535 looking at the bbs in the region.
536 * graphite.h (sese): Add region_basic_blocks pointer set to
537 structure and initialize at the time of defining new scop.
539 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
541 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
542 (find_params_in_bb): Do not free data refs.
543 (free_graphite_bb): Add FIXME on disabled free_data_refs.
545 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
547 * graphite.c (struct ivtype_map_elt): New.
548 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
549 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
550 gcc_type_for_cloog_iv): New.
551 (loop_iv_stack_patch_for_consts): Use the type of the induction
552 variable from the original loop, except for the automatically
553 generated loops, i.e., in the case of a strip-mined loop, in
554 which case there is no original loop: in that case just use
556 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
557 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
558 (clast_name_to_gcc): Accept params to be NULL.
559 (clast_to_gcc_expression): Take an extra parameter for the type.
560 Convert to that type all the expressions built by this function.
561 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
562 (graphite_translate_clast_equation): Compute the type of the
563 clast_equation before translating its LHS and RHS.
564 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
565 (graphite_create_new_loop): Compute the type of the induction
566 variable before translating the lower and upper bounds and before
567 creating the induction variable.
568 (rename_variables_from_edge, rename_phis_end_scop): New.
569 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
570 (sese_add_exit_phis_edge): Do not use integer_zero_node.
571 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
572 compute_cloog_iv_types): New.
573 (gloog): Call compute_cloog_iv_types before starting the
574 translation of the clast.
576 * graphite.h (struct graphite_bb): New field cloog_iv_types.
577 (GBB_CLOOG_IV_TYPES): New.
578 (debug_ivtype_map): Declared.
579 (oldiv_for_loop): New.
581 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
584 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
585 (param_index): Assert if parameter is not know after parameter
587 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
588 (find_scop_parameters): Mark, that we have finished parameter
590 (graphite_transform_loops): Move condition detection before parameter
592 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
594 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
597 * emutls.c (__emutls_get_address): Make sure offset is really zero
598 before initializing the object's offset.
600 2008-12-11 Jakub Jelinek <jakub@redhat.com>
603 * gimplify.c (gimplify_init_constructor): Don't force constructor
604 into memory if there is just one nonzero element.
606 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
608 Fix testsuite/gfortran.dg/graphite/id-4.f90.
609 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
612 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
614 * graphite.c (build_scops_1): Initialize open_scop.exit
617 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
618 Jan Sjodin <jan.sjodin@amd.com>
619 Harsha Jagasia <harsha.jagasia@amd.com>
631 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
632 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
634 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
635 * Makefile.in (graphite.o): Depend on value-prof.h.
636 (graphite.o-warn): Removed -Wno-error.
637 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
638 to be a NULL pointer. Call update_stmt. Return the newly created
639 cannonical induction variable.
641 * graphite.h (debug_rename_map): Declared. Fix some comments.
643 * graphite.c: Reimplement the code generation from graphite to gimple.
644 Include value-prof.h.
645 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
646 (get_old_iv_from_ssa_name): Removed.
647 (graphite_stmt_p): New.
648 (new_graphite_bb): Test for useful statements before building a
649 graphite statement for the basic block.
650 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
651 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
652 (recompute_all_dominators, graphite_verify,
653 nb_reductions_in_loop, graphite_loop_normal_form): New.
654 (scop_record_loop): Call graphite_loop_normal_form.
655 (build_scop_loop_nests): Iterate over all the blocks of the
656 function instead of relying on the incomplete information from
657 SCOP_BBS. Return the success of the operation.
658 (find_params_in_bb): Use the data from GBB_DATA_REFS.
659 (add_bb_domains): Removed.
660 (build_loop_iteration_domains): Don't call add_bb_domains.
661 Add the iteration domain only to the basic blocks that have been
662 translated to graphite.
663 (build_scop_conditions_1): Add constraints only if the basic
664 block have been translated to graphite.
665 (build_scop_data_accesses): Completely disabled until data
666 dependence is correctly implemented.
667 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
668 (remove_all_edges_1, remove_all_edges): Removed.
669 (get_new_name_from_old_name): New.
670 (graphite_rename_variables_in_stmt): Renamed.
671 rename_variables_in_stmt. Call get_new_name_from_old_name.
672 Use replace_exp and update_stmt.
673 (is_old_iv): Renamed is_iv.
674 (expand_scalar_variables_stmt): Extra parameter for renaming map.
675 Use replace_exp and update_stmt.
676 (expand_scalar_variables_expr): Same. Use the map to get the
677 new names for the renaming of induction variables and for the
678 renaming of variables after a basic block has been copied.
679 (expand_scalar_variables): Same.
680 (graphite_rename_variables): Renamed rename_variables.
681 (move_phi_nodes): Removed.
682 (get_false_edge_from_guard_bb): New.
683 (build_iv_mapping): Do not insert the induction variable of a
684 loop in the renaming iv map if the basic block does not belong
686 (register_old_new_names, graphite_copy_stmts_from_block,
687 copy_bb_and_scalar_dependences): New.
688 (translate_clast): Heavily reimplemented: copy basic blocks,
689 do not move them. Finally, in call cleanup_tree_cfg in gloog.
690 At each translation step call graphite_verify ensuring the
691 consistency of the SSA, loops and dominators information.
692 (collect_virtual_phis, find_vdef_for_var_in_bb,
693 find_vdef_for_var_1, find_vdef_for_var,
694 patch_phis_for_virtual_defs): Removed huge hack.
695 (mark_old_loops, remove_dead_loops, skip_phi_defs,
696 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
697 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
698 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
699 if_region_get_condition_block, if_region_set_false_region,
700 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
701 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
702 sese_add_exit_phis_edge, sese_add_exit_phis_var,
703 rewrite_into_sese_closed_ssa): New.
704 (gloog): Remove dead code. Early return if code cannot be
705 generated. Call cleanup_tree_cfg once the scop has been code
707 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
708 block loops with less than two loops.
709 (graphite_apply_transformations): Remove the call to
710 scop_remove_ignoreable_gbbs.
711 (limit_scops): When build_scop_loop_nests fails, continue on next
712 scop. Fix open_scop.entry.
713 (graphite_transform_loops): Call recompute_all_dominators: force the
714 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
715 Call initialize_original_copy_tables and free_original_copy_tables
716 to be able to copy basic blocks during code generation.
717 When build_scop_loop_nests fails, continue on next scop.
718 (value_clast): New union.
719 (clast_to_gcc_expression): Fix type cast warning.
721 2008-12-10 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/36792
724 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
727 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
729 PR tree-optimization/36792
730 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
732 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
735 * dwarf2out.c (saved_do_cfi_asm): New.
736 (dwarf2out_do_frame): Take it into account.
737 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
739 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
742 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
743 variables initialized from SRAed bit fields.
745 2008-12-10 Martin Guy <martinwguy@yahoo.it>
748 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
749 result will be in an FPU register.
751 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
755 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
756 on the associated SYMBOL_REF_DECL node, if any.
758 2008-12-09 David Daney <ddaney@caviumnetworks.com>
760 * config/mips/sync.md (sync_<optab>_12): Replace
761 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
762 (sync_old_<optab>_12): Remove third paramater to
763 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
764 with MIPS_SYNC_OLD_OP_12_AND.
765 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
766 with MIPS_SYNC_NEW_OP_12_AND.
767 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
768 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
769 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
770 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
771 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
772 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
773 MIPS_SYNC_NEW_OP_12_XOR.
774 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
775 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
776 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
777 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
778 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
779 to implement new __sync_nand semantics.
780 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
781 remove third parameter.
782 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
783 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
784 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
785 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
786 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
787 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
788 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
789 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
791 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
793 * graphite.c (graphite_transform_loops): Always call find_transform ()
794 in ENABLE_CHECKING. So we test these code paths, even if we do not
797 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
799 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
801 2008-12-09 Jakub Jelinek <jakub@redhat.com>
804 * function.h (struct function): Add always_inline_functions_inlined.
805 * ipa-inline.c (cgraph_early_inlining): Set it to true.
806 * tree-optimize.c (execute_fixup_cfg): Likewise.
807 * builtins.c (avoid_folding_inline_builtin): New function.
808 (fold_call_expr): Don't optimize always_inline builtins before
810 (fold_call_stmt): Likewise.
811 (fold_builtin_call_array): Likewise. Don't call
812 fold_builtin_varargs for BUILT_IN_MD builtins.
814 PR tree-optimization/37416
815 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
817 2008-12-09 Janis Johnson <janis187@us.ibm.com>
819 * doc/sourcebuild.texi (Test Directives): Fix formatting.
821 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
823 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
825 * doc/invoke.texi (-fira-region): Describe new option.
826 (-fira-algorithm): Change the values.
828 * ira-conflicts.c (build_conflict_bit_table,
829 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
830 (ira_build_conflicts): Use flag flag_ira_region instead of
831 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
832 base registers for allocnos crossing calls.
834 * flags.h (enum ira_algorithm): Redefine.
835 (enum ira_region): New.
836 (flag_ira_region): New.
838 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
839 instead of flag_ira_algorithm.
841 * toplev.c (flag_ira_algorithm): Change the initial value.
842 (flag_ira_region): New.
844 * ira-int.h (ira_reg_classes_intersect_p,
845 ira_reg_class_super_classes): New.
847 * ira-color.c (update_copy_costs): Use
848 ira_reg_classes_intersect_p. Use right class to find hard reg index.
849 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
850 (assign_hard_reg): Ditto. Pass additional argument to
851 update_conflict_hard_regno_costs. Do not uncoalesce for priority
853 (allocno_priorities, setup_allocno_priorities,
854 allocno_priority_compare_func): Move before color_allocnos.
855 (color_allocnos): Add priority coloring. Use flag flag_ira_region
856 instead of flag_ira_algorithm.
857 (move_spill_restore): Check classes of the same reg allocno from
859 (update_curr_costs): Use ira_reg_classes_intersect_p.
860 (ira_reassign_conflict_allocnos): Ditto.
862 * opts.c (decode_options): Always set up flag_ira. Set up
863 flag_ira_algorithm. Warn CB can not be used for architecture.
864 (common_handle_option): Modify code for -fira-algorithm. Add code
865 to process -fira-region.
867 * ira-lives.c (update_allocno_pressure_excess_length): Process
869 (set_allocno_live, clear_allocno_live, mark_reg_live,
870 mark_reg_dead, process_bb_node_lives): Ditto.
872 * ira-emit.c (ira_emit): Fix insn codes.
874 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
875 instead of flag_ira_algorithm.
876 (allocno_range_compare_func): Ignore classes for priority coloring.
877 (setup_min_max_conflict_allocno_ids): Ditto.
878 (ira_flattening): Use ira_reg_classes_intersect_p.
880 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
882 * common.opt (fira-algorithm): Modify.
885 * ira.c (setup_class_hard_regs): Initialize.
886 (setup_cover_and_important_classes): Modify code setting class
887 related info for priority coloring.
888 (setup_class_translate): Ditto.
889 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
890 (setup_reg_class_intersect_union): Rename to
891 setup_reg_class_relations. Add code for setting up new variables.
892 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
893 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
895 * ira-costs.c (common_classes): New.
896 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
897 (find_allocno_class_costs): Ditto. Use common_classes. Translate
899 (ira_costs): Allocate/deallocate common_classes.
901 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
902 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
905 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
906 smallest_mode_for_size.
908 2008-12-10 Ben Elliston <bje@au.ibm.com>
910 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
912 2008-12-09 Jan Hubicka <jh@suse.cz>
914 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
916 2008-12-09 Jakub Jelinek <jakub@redhat.com>
918 PR tree-optimization/35468
919 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
922 2008-12-09 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/38445
925 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
927 (emit_alias_warning): Adjust.
929 2008-12-09 Andrew Haley <aph@redhat.com>
931 * fixed-value.c (do_fixed_add): Add comment.
932 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
933 * builtins.c (fold_builtin_sqrt): Likewise.
935 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
938 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
940 * calls.c (nitialize_argument_information): Add fntype argument
941 and use it for calls.promote_function_args.
942 (expand_call): Pass fntype to aggregate_value_p if no fndecl
943 available and pass additional fntype to
944 initialize_argument_information.
945 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
946 to get function abi type.
947 (init_cumulative_args): Use for abi kind detection fntype, when no
950 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
952 * config/s390/s390.md (movti, movdi_64, movdi_31,
953 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
954 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
956 (Integer->BLKmode splitter): Removed.
958 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
960 * config/alpha/alpha.c (alpha_set_memflags): Process memory
961 references in full insn sequence.
963 2008-12-09 Jason Merrill <jason@redhat.com>
965 * gimplify.c (gimplify_init_constructor): Revert to using < rather
966 than <= for sparseness test.
969 * gimplify.c (gimplify_init_constructor): Don't write out a static
970 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
973 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
976 Fix testsuite/gfortran.dg/graphite/id-3.f90.
977 * graphite.c (scopdet_basic_block_info): Fix bug that found some
978 regions more than once.
980 2008-12-09 Ben Elliston <bje@au.ibm.com>
982 * emutls.c (__emutls_get_address): Prototype.
983 (__emutls_register_common): Likewise.
985 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
987 2008-12-09 Ben Elliston <bje@au.ibm.com>
989 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
991 2008-12-08 Steve Ellcey <sje@cup.hp.com>
993 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
994 (nonlocal_goto_receiver): New instruction.
996 2008-12-08 Jakub Jelinek <jakub@redhat.com>
999 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
1002 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1003 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
1005 2008-12-08 Richard Henderson <rth@redhat.com>
1008 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
1009 (SET_TYPE_MODE): New.
1010 * c-decl.c (parser_xref_tag): Use it.
1011 (finish_enum): Likewise.
1012 * tree.c (build_pointer_type_for_mode): Likewise.
1013 (build_reference_type_for_mode, build_index_type): Likewise.
1014 (build_range_type, make_vector_type): Likewise.
1015 (build_common_tree_nodes_2): Likewise.
1016 * stor-layout.c (compute_record_mode): Likewise.
1017 (finalize_type_size, layout_type, make_fract_type): Likewise.
1018 (make_accum_type, initialize_sizetypes): Likewise.
1019 (vector_type_mode): New.
1020 * function.c (allocate_struct_function): Call
1021 invoke_set_current_function_hook before querying anything else.
1023 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
1025 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
1027 * alias.c (find_base_term): Synch LO_SUM handling with what
1028 find_base_value does.
1030 2008-12-08 Andrew Haley <aph@redhat.com>
1031 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
1033 * gimple.h (gimple_build_try): Fix declaration.
1035 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
1036 * fixed-value.c (do_fixed_add): Likewise.
1037 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1039 2008-12-08 Jakub Jelinek <jakub@redhat.com>
1042 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1043 on parallel and task contexts.
1045 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1047 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1049 2008-12-07 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/38405
1052 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1053 not sign-extend truth values.
1055 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1057 * tree-sra.c (scalarize_use): Create another temporary with the proper
1058 type for signed types in the use_all && !is_output bitfield case.
1060 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1062 PR rtl-optimization/36365
1063 * df-core.c (df_worklist_dataflow_overeager): Remove.
1064 (df_worklist_dataflow): Don't call it, use double-queue only.
1065 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1067 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1070 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1071 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1073 2008-12-07 Ben Elliston <bje@au.ibm.com>
1075 * gthr-single.h (__gthread_once): Adjust prototype to match all
1076 other gthreads models.
1078 2008-12-06 Jakub Jelinek <jakub@redhat.com>
1080 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1081 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1084 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1085 operands to mult_type if it isn't narrower than op0's type.
1087 2008-12-06 Jan Hubicka <jh@suse.cz>
1088 Jakub Jelinek <jakub@redhat.com>
1090 PR tree-optimization/38074
1091 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1093 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1094 in both dirrection for first match heuristics.
1095 (tree_bb_level_predictions): Disable noreturn heuristic when there
1096 is no returning path.
1098 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1100 PR rtl-optimization/38272
1101 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1104 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1107 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1108 (pp_c_expression): Likewise.
1110 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1113 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1115 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1118 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1119 arguments to HOST_WIDE_INT. If type has different signedness
1120 than unsignedp or different precision from bitsize, create
1121 the right type for BIT_FIELD_REF and cast to type.
1122 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1125 2008-03-05 Richard Guenther <rguenther@suse.de>
1127 * fold-const.c (fold_truthop): Remove code generating
1128 BIT_FIELD_REFs of structure bases.
1129 (fold_binary): Likewise.
1130 (make_bit_field_ref): Remove.
1131 (optimize_bit_field_compare): Remove.
1132 (all_ones_mask_p): Remove.
1134 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1136 * tree-sra.c (sra_explode_bitfield_assignment): Always
1137 call unsigned_type_for, if the precision is higher than
1138 needed, call build_nonstandard_integer_type.
1141 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1142 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1146 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1147 only if internal_arg_pointer is a non-virtual pseudo.
1149 2008-12-05 Joseph Myers <joseph@codesourcery.com>
1151 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1152 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1153 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1155 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1157 PR tree-optimization/37716
1158 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1159 gimplify_ctxp->allow_rhs_cond_expr.
1161 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
1163 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1164 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1166 (alpha_emit_conditional_branch): Do not generate direct branch
1167 for UNORDERED comparisons.
1169 2008-12-05 Andreas Schwab <schwab@suse.de>
1171 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1174 2008-12-05 Jakub Jelinek <jakub@redhat.com>
1177 * fold-const.c (fold_checksum_tree): Change buf type to union
1180 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1183 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1185 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1187 2008-12-05 Ben Elliston <bje@au.ibm.com>
1189 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1191 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1193 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1194 Gary Funck <gary@intrepid.com>
1196 * cse.c (lookup_as_function): Delete mode frobbing code.
1197 (equiv_constant): Re-implement it there for SUBREGs.
1199 2008-12-04 Richard Guenther <rguenther@suse.de>
1202 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1203 (tree-ssa-structalias.o): Remove errors.h dependency.
1204 (tree-ssa-reassoc.o): Likewise.
1205 * tree-ssa-reassoc.c: Do not include errors.h.
1206 * tree-ssa-alias-warnings.c: Remove.
1207 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1208 strict_aliasing_warning_backend.
1209 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1210 (emit_alias_warning): Likewise.
1211 (set_uids_in_ptset): Warn for clear cases of type-punning.
1212 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1215 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1217 * cse.c (equiv_constant): Fix pasto.
1219 2008-12-04 Nick Clifton <nickc@redhat.com>
1221 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1222 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1223 formatting of quotes.
1225 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1228 * fold-const.c (fold_checksum_tree): Allow modification of
1231 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1234 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1235 have the right number of arguments.
1237 2008-12-03 Richard Guenther <rguenther@suse.de>
1240 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1243 2008-12-03 Tomas Bily <tbily@suse.cz>
1246 * tree-loop-distribution.c (build_size_arg): New function.
1247 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1248 Reorganized generating of stmts.
1249 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1250 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1251 Indicate if analysis succeed.
1252 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1253 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1254 Uses new definition of dr_analyze_innermost.
1256 2008-12-03 Ben Elliston <bje@au.ibm.com>
1258 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1260 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1262 PR tree-optimization/37716
1263 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1264 all the needed operations as trees and gimplify_assign it to dst.
1267 * configure.ac (gcc_cv_readelf): Look for readelf.
1268 (gcc_cv_as_cfi_advance_working): Check for working
1269 cfi advances with code alignment factor > 1.
1270 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1271 don't work properly.
1272 * configure: Regenerated.
1274 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1275 Jakub Jelinek <jakub@redhat.com>
1276 Andrew Pinski <andrew_pinski@playstation.sony.com>
1278 PR rtl-optimization/38281
1279 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1280 set it to NULL_RTX afterwards.
1282 * emit-rtl.c (set_insn_deleted): Fix formatting.
1284 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1286 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1288 * config/mips/mips.md (IMOVE32): New mode iterator.
1289 (movsi): Generalize with IMOVE32.
1290 (*movsi_internal): Likewise.
1291 (*mov<mode>_mips16): Likewise.
1294 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1295 Maxim Kuvyrkov <maxim@codesourcery.com>
1297 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1298 PC-relative addressing when compiling for uclinux PIC.
1299 (__cmpdf_internal, __cmpsf_internal): Hide.
1300 (__cmpdf, __cmpsf): Use PIC call sequence.
1302 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1303 Jack Howarth <howarth@bromo.med.uc.edu>
1305 * config/i386/t-darwin64: Add m32 multilib support.
1307 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1309 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1311 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1314 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1315 before using it in POINTER_PLUS_EXPR.
1317 2008-12-02 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/38359
1320 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1323 2008-12-02 Martin Jambor <mjambor@suse.cz>
1326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1328 (forward_propagate_addr_into_variable_array_index): Check that the
1329 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1330 than the gimple code directly.
1332 2008-12-02 Ben Elliston <bje@au.ibm.com>
1334 * config/spu/float_disf.c (__floatdisf): Prototype.
1335 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1336 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1337 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1339 2008-12-02 DJ Delorie <dj@redhat.com>
1341 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1342 (DWARF_CIE_DATA_ALIGNMENT): Define.
1344 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1345 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1346 (xstormy16_expand_prologue): Likewise.
1347 (xstormy16_expand_builtin_va_start): Likewise.
1348 (xstormy16_gimplify_va_arg_expr): Likewise.
1350 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1353 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1354 potentially returned from folding memcpy.
1355 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1356 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1358 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1361 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1362 decoration of function RTL names here on Ada language.
1364 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1366 PR rtl-optimization/38280
1367 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1368 ira_rebuild_regno_allocno_list): New functions.
1369 (regno_allocnos): New static variable.
1370 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1371 Call ira_rebuild_regno_allocno_list.
1373 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1374 Adam Nemet <anemet@caviumnetworks.com>
1376 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1377 LINUX_DRIVER_SELF_SPECS.
1379 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1381 PR rtl-optimization/37514
1382 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1383 from previous insns.
1385 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1388 * c-omp.c (c_finish_omp_for): Only transform pointer
1389 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1391 PR rtl-optimization/38245
1392 * tree-vrp.c (abs_extent_range): New function.
1393 (extract_range_from_binary_expr): Compute range
1394 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1395 or includes zero or if vr1 is VR_RANGE and op0 has some
1398 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1401 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1402 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1403 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1404 to (not:I48MODE (and:I48MODE (...))).
1405 (sync_old_nand<mode>): Ditto.
1406 (sync_new_nand<mode>): Ditto.
1408 2008-12-01 Nick Clifton <nickc@redhat.com>
1410 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1411 Replace uses of the "y" register class with direct references to
1412 the CARRY_REG register.
1413 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1414 register with clobbers of the carry register.
1415 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1416 (xstormy16_split_cbranch): Remove redundant carry parameter.
1417 (xstormy16_expand_arith): Likewise.
1418 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1419 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1420 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1421 (CARRY_REGNUM): Define.
1422 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1424 (xstormy16_expand_arith): Likewise.
1426 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1428 * config/score/score.h (IRA_COVER_CLASSES): Define.
1430 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1433 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1434 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1435 (cmp_sdiv_cc_set): Factor common string.
1436 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1438 (cmp_udiv_cc_set): Factor common string.
1440 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1443 * varasm.c (emutls_finish): Fix common registration.
1445 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1448 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1450 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1452 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1453 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1454 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1455 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1456 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1457 Ignore sub-word case for now.
1458 (sync_nand<mode>_internal): Represent NAND in RTL.
1459 (sync_old_nand<mode): Same.
1460 (sync_old_name<mode>_internal): Same.
1461 (sync_new_nand<mode>): Same.
1462 (sync_new_nand<mode>_internal): Same.
1463 (sync_boolcshort_internal): Expect NAND.
1465 2008-11-28 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/37955
1468 PR tree-optimization/37742
1469 * tree-vect-transform.c (vectorizable_store): Remove assert for
1471 (vectorizable_load): Likewise.
1473 2008-11-27 Richard Guenther <rguenther@suse.de>
1475 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1476 a constraint for the static chain parameter.
1478 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1480 * config/bfin/bfin.opt (micplb): New option.
1481 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1482 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1483 ENABLE_WA_INDIRECT_CALLS): New macros.
1484 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1486 (indirect_call_p): New function.
1487 (workaround_speculation): Handle anomaly 05-00-0426 when
1488 ENABLE_WA_INDIRECT_CALLS is true.
1489 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1490 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1491 * doc/invoke.texi (Blackfin Options): Document -micplb.
1493 2008-11-26 DJ Delorie <dj@redhat.com>
1495 * config/m32c/mov.md ("extendhipsi2"): New.
1497 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1499 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1500 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1502 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1504 * config/mips/mips.md (clear_hazard): Rename to
1505 clear_hazard_<mode>. Use mode-specific addition.
1506 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1507 or gen_clear_hazard_di depending on the size of Pmode.
1509 2008-11-26 DJ Delorie <dj@redhat.com>
1511 * configure.ac: Test m32c-elf-gas for .loc.
1512 * configure: Likewise.
1514 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1517 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1520 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1523 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1524 (memory_barrier): Do not generate memory_barrier_nosse instruction
1526 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1528 2008-11-26 Fredrik Unger <fred@tree.se>
1530 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1531 function name from __floatundisf.
1532 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1535 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1536 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/37869
1539 * tree-ssa-structalias.c (struct constraint_graph): Remove
1540 pt_used and number_incoming members.
1541 (build_pred_graph): Do not allocate them.
1542 (condense_visit): Do not use them.
1543 (label_visit): Likewise.
1544 (free_var_substitution_info): Do not free them.
1546 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1548 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1550 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1552 * ira-color.c (allocno_spill_priority): New function.
1553 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1554 Print more info about the spilled allocno.
1555 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1556 checks on bad spill.
1558 * ira-build.c (loop_node_to_be_removed_p): Remove.
1559 (loop_compare_func, mark_loops_for_removal): New functions.
1560 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1562 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1564 * ira.c (ira): Don't change flag_ira_algorithm.
1566 * params.def (ira-max-loops-num): Change the value.
1568 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1570 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1571 Disable unsupported alternative for ColdFire,
1572 add new alternative that ColdFire can handle.
1574 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1576 * regrename.c (merge_overlapping_regs): Add registers artificially
1577 defined at the top of the basic block to the set of live ones just
1578 before the first insn.
1580 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1581 Joey Ye <joey.ye@intel.com>
1584 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1585 false if we need to align the outgoing stack.
1586 (ix86_update_stack_boundary): Check parm_stack_boundary.
1588 2008-11-25 Richard Guenther <rguenther@suse.de>
1592 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1593 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1594 in favor of dereferenced_ptrs.
1595 (init_alias_info): Adjust.
1596 (delete_alias_info): Likewise.
1597 (compute_flow_insensitive_aliasing): Properly
1598 include all aliased variables.
1599 (update_alias_info_1): Use dereferenced_ptrs.
1600 (setup_pointers_and_addressables): Likewise.
1601 (get_smt_for): Honor ref-all pointers and pointers with known alias
1603 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1605 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1609 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1611 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1613 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1615 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1617 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1619 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1622 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1623 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1625 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1628 UNSPECV_CMPXCHG_[12].
1629 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1630 UNSPECV_CMPXCHG_[12].
1633 * config/i386/sync.md (memory_barrier): New expander.
1635 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1638 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1640 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1642 * pa.c (function_arg): Revert 2008-10-26 change.
1644 2008-11-23 Helge Deller <deller@gmx.de>
1646 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1647 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1648 succeeded and lws_ret is not equal to oldval.
1650 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1652 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1654 2008-11-22 Andreas Schwab <schwab@suse.de>
1656 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1659 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1661 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1662 Use constant 1 as the operand.
1663 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1664 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1665 gen_rdhwr_synci_step_di depending on the size of Pmode.
1667 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386.md (SWI248): New mode iterator.
1671 (SWI32): Remove mode iterator.
1672 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1673 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1674 iterator. Generate popcnt mnemonic without mode extensions
1675 for Darwin x86 targets.
1676 (*popcount<mode>2_cmp): Ditto.
1677 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1678 extensions for Darwin x86 targets.
1680 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1682 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1683 only if HAVE_AS_SPARC_UA_PCREL is defined.
1685 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1687 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1688 allocno_costs value of the classees with the lowest total_costs
1689 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1690 (setup_allocno_cover_class_and_costs): ...rather than here.
1691 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1694 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1697 * builtins.c (expand_builtin_apply_args): Emit sequence before
1698 parm_birth_insn instead of after entry_of_function's first insn.
1701 * function.c (assign_parm_remove_parallels): Pass
1702 data->passed_type as third argument to emit_group_store.
1705 * final.c (mark_symbol_refs_as_used): New function.
1706 * output.h (mark_symbol_refs_as_used): New prototype.
1707 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1708 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1709 * config/arm/arm.md (consttable_4): Likewise.
1712 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1714 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1718 propagate x = &a into *x = b if conversion from b to a's type is
1721 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1723 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1724 for the liveness computation of the new insn.
1726 2008-11-21 DJ Delorie <dj@redhat.com>
1728 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1729 Moves to/from below100 space (W) can only use r0-r7.
1731 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1734 * doc/invoke.texi (Optimization Options): Fix typo.
1736 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1737 Xuepeng Guo <xuepeng.guo@intel.com>
1739 * config.gcc (extra_headers): For x86 and x86-64, remove
1740 gmmintrin.h, add immintrin.h and avxintrin.h.
1742 * config/i386/gmmintrin.h: Renamed to ...
1743 * config/i386/avxintrin.h: This. Issue an error if
1744 _IMMINTRIN_H_INCLUDED is undedined.
1746 * config/i386/immintrin.h: New.
1748 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1751 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1752 mode of PLUS, not mode of the eliminated register.
1754 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1756 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1757 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1758 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1759 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1760 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1761 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1762 (*nand<mode>3): Rename to *andnot<mode>3.
1763 (*nandtf3): rename to *andnottf3.
1764 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1765 Use CODE_FOR_mmx_andnotv2si3.
1766 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1767 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1768 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1769 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1770 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1772 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1775 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1776 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1777 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1778 to (not:IMODE (and:IMODE (...))).
1779 (sync_old_nand<mode>): Ditto.
1780 (sync_new_nand<mode>): Ditto.
1782 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1784 * config/arm/thumb2.md (thumb2_casesi_internal,
1785 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1787 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1789 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1790 nand to the changed 4.4 semantic.
1792 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1795 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1796 (fold_builtin_memory_op): Handle even the case where just one
1797 of src and dest is an address of a var decl component, using
1798 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1799 and readonly_data_expr src check.
1800 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1803 PR rtl-optimization/36998
1804 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1805 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1806 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1807 stack_adjust_offset callers.
1808 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1810 (compute_barrier_args_size): Handle insns in annulled branches
1813 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1817 Handle cases when integer argument crosses argument register boundary.
1819 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1822 * config.gcc (i[34567]86-*-solaris2*): Don't include
1823 i386/t-crtstuff here.
1824 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1825 * config/i386/t-sol2: Move to libgcc/config/i386.
1827 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1830 * tlink.c: Include "libiberty.h".
1831 (initial_cwd): Change type into char *.
1832 (tlink_init): Call getpwd instead of getcwd.
1834 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1836 PR rtl-optimization/32283
1837 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1838 of the induction variable to decide whether it may wrap.
1839 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1840 initialization of the bound before the loop.
1841 * simplify-rtx.c (simplify_binary_operation_1): Add two
1842 simplifications regarding AND.
1843 (simplify_plus_minus): Only fail if no simplification is possible.
1844 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1846 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1849 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1850 checking until GIMPLE lowering.
1851 * gimple-low.c (check_call_args): New function.
1852 (lower_stmt) <case GIMPLE_CALL>: Call it.
1854 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1856 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1857 with the same type as the first operand of the AND expression.
1859 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1862 * ira-int.h (struct ira_loop_tree_node): New member
1863 entered_from_non_parent_p.
1865 * ira-color.c (print_loop_title): Print loop bbs.
1867 * ira-emit.c (entered_from_non_parent_p,
1868 setup_entered_from_non_parent_p): New functions.
1869 (not_modified_p): Rename to store_can_be_removed_p. Check there
1871 (generate_edge_moves): Use store_can_be_removed_p instead of
1873 (ira_emit): Call setup_entered_from_non_parent_p.
1875 * ira-build.c (copy_info_to_removed_store_destinations):
1876 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1877 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1878 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1879 update all accumulated attributes.
1881 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1884 * ira-int.h (ira_copy_allocno_live_range_list,
1885 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1886 ira_finish_allocno_live_range_list): New prototypes.
1887 (ira_allocno_live_ranges_intersect_p,
1888 ira_pseudo_live_ranges_intersect_p): Remove.
1890 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1891 ira_pseudo_live_ranges_intersect_p): Rename to
1892 allocnos_have_intersected_live_ranges_p and
1893 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1895 * ira-color.c: ... here
1896 (coalesced_allocno_conflict_p): Use
1897 allocnos_have_intersected_live_ranges_p.
1898 (coalesced_allocnos_living_at_program_points,
1899 coalesced_allocnos_live_at_points_p,
1900 set_coalesced_allocnos_live_points): Remove.
1901 (slot_coalesced_allocnos_live_ranges,
1902 slot_coalesced_allocno_live_ranges_intersect_p,
1903 setup_slot_coalesced_allocno_live_ranges): New.
1904 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1905 (ira_sort_regnos_for_alter_reg): Use
1906 allocnos_have_intersected_live_ranges_p.
1907 (ira_reuse_stack_slot): Use
1908 pseudos_have_intersected_live_ranges_p.
1910 * global.c (pseudo_for_reload_consideration_p): Check
1911 flag_ira_share_spill_slots too.
1913 * ira-build.c (copy_allocno_live_range_list): Rename to
1914 ira_copy_allocno_live_range_list. Make it external.
1915 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1917 (ira_allocno_live_ranges_intersect_p): New.
1918 (ira_finish_allocno_live_range_list): New.
1919 (finish_allocno): Use it.
1920 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1921 (copy_info_to_removed_store_destinations): Ditto. Use
1922 ira_copy_allocno_live_range_list.
1923 (ira_flattening): Use ira_merge_allocno_live_ranges.
1925 * ira.c (too_high_register_pressure_p): New function.
1926 (ira): Switch off sharing spill slots if the pressure is too high.
1928 2008-11-19 Richard Guenther <rguenther@suse.de>
1930 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1931 non-sizetype offsets if their precision matches that of the pointer.
1932 * expr.c (expand_expr_real_1): Always sign-extend the offset
1933 operand of a POINTER_PLUS_EXPR.
1935 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1937 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1938 (mips-sgi-irix[56]*): No need to use fixproto.
1940 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1941 Paul Brook <paul@codesourcery.com>
1943 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1946 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1948 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1950 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1953 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1954 (separate_decls_in_region): Create shared struct even when there
1955 are only reductions.
1957 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1959 * config/picochip/picochip.c (headers): Remove an unnecessary
1962 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1965 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1966 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1968 * config/m68k/m68k.md: Adjust all conditional branches that use the
1969 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1971 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1974 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1975 is a register or zero operand in the correct mode before generating
1976 mtch1 insn or a register operand in the correct mode before generating
1978 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1980 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1982 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1983 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1984 mipsisa*-*-elf*. Handle mipsisa64r2*.
1985 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1986 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1988 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1989 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1991 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1992 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1993 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1996 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1999 * config/i386/i386.md (allocate_stack_worker_32,
2000 allocate_stack_worker_64): Don't use match_dup between input and
2002 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
2003 * config/i386/i386.c (ix86_expand_prologue): Likewise.
2005 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
2007 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
2008 is forced when trying to do a symbol link for it.
2010 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
2012 * expmed.c (extract_bit_field_1): Also use a temporary and
2013 convert_extracted_bit_field when the conversion from ext_mode to
2014 the target mode requires explicit truncation.
2016 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2018 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
2020 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
2021 registers when not optimizing.
2023 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2025 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
2026 and its associated define_split. Expose the all-d alternative
2027 to the register allocator, but mark it with "?". Mark the first
2028 alternative with "*?*?".
2029 (*mul_sub_si): Likewise.
2030 (*mul_acc_si_r3900): New pattern.
2032 2008-11-17 Jakub Jelinek <jakub@redhat.com>
2035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
2036 propagating x = &a into *x = b, add a cast if not useless
2037 type conversion or don't optimize if another stmt would be
2040 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
2043 * optabs.c (expand_sync_operation): Properly handle NAND case
2044 by calculating ~(t1 & val) instead of (~t1 & val).
2045 * builtins.c (expand_builtin_sync_operation): Warn for changed
2046 semantics in NAND builtins.
2047 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2049 * doc/invoke.texi (Warning options): Add Wsync-nand.
2050 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2051 __sync_fetch_and_nand builtin operation in the example. Add a note
2052 about changed semantics in GCC 4.4.
2053 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2054 operation in the example. Add a note about changed semantics in
2057 2008-11-16 Jan Hubicka <jh@suse.cz>
2059 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2062 2008-11-16 Joshua Kinard <kumba@gentoo.org>
2064 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2067 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2070 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2071 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2073 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2074 rather than call_really_used_regs when handling $gp.
2076 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2079 * config/mips/mips.c (machine_function): Update the comment
2080 above global_pointer.
2081 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2082 that a function doesn't need a global pointer.
2083 (mips_current_loadgp_style): Update accordingly.
2084 (mips_restore_gp): Likewise.
2085 (mips_output_cplocal): Likewise.
2086 (mips_expand_prologue): Likewise.
2088 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2090 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2091 parameter. Use DImode for computing the number of registers.
2092 (function_arg): Adjust for above change.
2093 (function_value): Likewise.
2095 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
2097 PR tree-optimization/37950
2098 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2099 not computed for the current function.
2101 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2104 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2105 gpr and other COMPONENT_REFs.
2107 2008-11-15 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/38051
2110 * tree-ssa-alias.c (update_alias_info_1): Manually find
2113 2008-11-15 Joshua Kinard <kumba@gentoo.org>
2115 * doc/invoke.texi (-mfix-r10000): Document.
2116 * config/mips/mips.opt (mfix-r10000): New option.
2117 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2118 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2119 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2120 (MIPS_SYNC_OP): Likewise.
2121 (MIPS_SYNC_OP_12): Likewise.
2122 (MIPS_SYNC_OLD_OP_12): Likewise.
2123 (MIPS_SYNC_NEW_OP_12): Likewise.
2124 (MIPS_SYNC_OLD_OP): Likewise.
2125 (MIPS_SYNC_NAND): Likewise.
2126 (MIPS_SYNC_OLD_NAND): Likewise.
2127 (MIPS_SYNC_EXCHANGE): Likewise.
2128 (MIPS_SYNC_EXCHANGE_12): Likewise.
2129 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2131 (MIPS_SYNC_NEW_NAND): Likewise.
2132 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2133 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2134 (mips_output_sync_loop): New function.
2135 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2136 Make -mfix-r10000 require branch-likely instructions.
2137 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2138 mips_output_sync_loop.
2139 (compare_and_swap_12): Likewise.
2140 (sync_add<mode>): Likewise.
2141 (sync_<optab>_12): Likewise.
2142 (sync_old_<optab>_12): Likewise.
2143 (sync_new_<optab>_12): Likewise.
2144 (sync_nand_12): Likewise.
2145 (sync_old_nand_12): Likewise.
2146 (sync_new_nand_12): Likewise.
2147 (sync_sub<mode>): Likewise.
2148 (sync_old_add<mode>): Likewise.
2149 (sync_old_sub<mode>): Likewise.
2150 (sync_new_add<mode>): Likewise.
2151 (sync_new_sub<mode>): Likewise.
2152 (sync_<optab><mode>): Likewise.
2153 (sync_old_<optab><mode>): Likewise.
2154 (sync_new_<optab><mode>): Likewise.
2155 (sync_nand<mode>): Likewise.
2156 (sync_old_nand<mode>): Likewise.
2157 (sync_new_nand<mode>): Likewise.
2158 (sync_lock_test_and_set<mode>): Likewise.
2159 (test_and_set_12): Likewise.
2161 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2163 * gcc.c (cc1_options): Fix comment.
2165 2008-11-15 Jakub Jelinek <jakub@redhat.com>
2168 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2169 argtype instead of result_type.
2171 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2173 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2174 subloop_next/next and subloops/childen fields.
2176 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2178 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2179 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2180 (LOCAL_INCLUDE_DIR): Undefine.
2181 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2183 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2185 PR rtl-optimization/37397
2186 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2187 (ALLOCNO_BAD_SPILL_P): New macro.
2189 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2191 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2192 (create_cap_allocno, propagate_allocno_info,
2193 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2194 (update_bad_spill_attribute): New function.
2195 (ira_build): Call it.
2197 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2199 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2201 PR tree-optimization/38104
2202 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2203 before calling mark_symbols_for_renaming, not after it.
2205 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2207 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2208 (OVERRIDE_OPTIONS): Likewise.
2210 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2211 Andrew Stubbs <ams@codesourcery.com>
2212 Gunnar Von Boehn <gunnar@genesi-usa.com>
2215 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2216 the shorter LEA insn over ADD.L where possible.
2218 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2220 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2221 systems, which are assumend to always provide SSP-support in glibc.
2222 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2224 * configure: Regenerate.
2226 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2229 * function.c (gimplify_parameters): For callee copies parameters,
2230 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2232 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2235 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2236 x86 parts into the `i[34567]86-*-linux*' and parts that are
2237 independent of the processor architecture into the `*-*-linux*' cases.
2238 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2239 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2240 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2241 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2242 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2243 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2244 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2246 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2248 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2249 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2250 (ls2_idiv): Likewise idiv3.
2251 (ls2_prefetch): New reservation.
2252 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2253 * config/mips/mips.md (type): Add imul3nc and idiv3.
2254 (length): Handle idiv3.
2255 (any_mod): New code_iterator.
2256 (u): Handle MOD and UMOD.
2257 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2258 (prefetch): Handle TARGET_LOONGSON_2EF.
2260 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2263 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2264 (prune_unused_types_walk): Call it for non-perennial local classes.
2265 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2266 entry, just set it to 2 and recurse on children, don't walk attributes
2269 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2271 * c-common.c (warn_about_parentheses): Add missing whitespace
2274 2008-11-13 Paul Brook <paul@codesourcery.com>
2276 * doc/invoke.texi: Document --fix-cortex-m3.
2277 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2278 Cortex-M3 cpu is selected.
2279 (output_move_double): Avoid overlapping base register and first
2280 destination register when fix_cm3_ldrd.
2281 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2283 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2286 * gimple.h (gimple_range_check_failed): Remove prototype.
2287 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2289 (gimple_range_check_failed): Removed.
2291 2008-11-13 Andrew Haley <aph@redhat.com>
2294 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2297 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2301 2007-05-07 Mike Stump <mrs@apple.com>
2302 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2303 also checks for and while statements in C++.
2305 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2308 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2309 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2310 - which clones are reachable - as "abstract and needed".
2311 * cgraph.c (cgraph_release_function_body): If a node is
2312 "abstract and needed", do not release its DECL_INITIAL() content
2313 that will be needed to emit debug info.
2315 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2318 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2319 to set HAVE_GETIPINFO.
2320 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2321 * configure: Regenerate.
2322 * config.in: Regenerate.
2324 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2327 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2329 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2332 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2333 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2335 2008-11-12 Jason Merrill <jason@redhat.com>
2338 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2341 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2343 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2344 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2346 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2347 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2349 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2351 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2352 packed-stack special handling.
2353 (FRAME_ADDR_RTX): Add definition.
2355 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2358 * fold-const.c (native_encode_string): New function.
2359 (native_encode_expr): Use it for STRING_CST.
2361 2008-11-12 DJ Delorie <dj@redhat.com>
2363 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2364 insns if the intermediate value will be used later.
2366 2008-11-12 Andreas Schwab <schwab@suse.de>
2368 * config/m68k/m68k.c (print_operand): Mask off extra extension
2369 bits when writing out the representation of real values.
2371 2008-11-12 Ira Rosen <irar@il.ibm.com>
2373 PR tree-optimization/38079
2374 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2377 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2380 * c-pretty-print.c (pp_c_complex_expr): New function.
2381 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2384 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2385 than INNER and INNER is a constant, forcibly align INNER as much
2388 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2390 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2392 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2394 PR rtl-optimization/37363
2395 * simplify-rtx.c (simplify_plus_minus): Don't create
2396 (const (minus ...)) expresisons.
2398 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2400 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2403 2008-11-10 Catherine Moore <clm@codesourcery.com>
2405 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2407 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2408 (BASE_DRIVER_SELF_SPECS): Remove.
2409 (DRIVER_SELF_SPECS): New definition.
2410 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2411 BASE_DRIVER_SELF_SPECS.
2412 * config/mips/sde.h: Likewise.
2413 * config/mips/iris6.h: Likewise.
2414 * config/mips/vr.h: Likewise.
2415 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2417 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2419 PR rtl-optimizations/37948
2420 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2421 (ira_create_copy, ira_add_allocno_copy): New parameter.
2423 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2424 to ira_add_allocno_copy.
2425 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2426 parameter to process_regs_for_copy.
2427 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2428 Fix typo in passing second allocno to ira_add_allocno_copy.
2430 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2431 coalesced allocnos list.
2432 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2434 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2435 (add_ira_allocno_to_ordered_bucket): Rename to
2436 add_allocno_to_ordered_bucket.
2437 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2438 head of coalesced allocnos list.
2439 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2440 Check that it is aready calculated.
2441 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2442 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2444 (coalesce_allocnos): Do extended coalescing too.
2446 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2447 parameter to ira_add_allocno_copy.
2449 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2451 (print_copy): Print copy origination too.
2453 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2456 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2458 PR rtl-optimization/37514
2459 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2460 flag_ira_share_spill_slots to 2 if it's already non-zero.
2461 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2462 flag_ira_share_spill_slots is 2.
2464 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2466 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2467 (prologue_enter_32): Set FB to SP - 4.
2469 2008-11-10 DJ Delorie <dj@redhat.com>
2471 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2472 constraint for single-bit-clear in lower byte of HI constant, vs
2473 Imb which just ignores the upper byte.
2474 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2475 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2476 (iorhi3_16): Check for single bit set, not single bit clear.
2478 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2480 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2482 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2484 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2486 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2487 values living in memory and use more precise alignment information.
2489 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2492 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2493 after __mf_check call if the call must end a bb.
2495 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2499 * combine.c (force_to_mode): Do not process vector types.
2501 * rtlanal.c (nonzero_bits1): Do not process vector types.
2502 (num_sign_bit_copies1): Likewise.
2504 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2506 * config/i386/gnu.h: Add copyright and licensing header.
2507 * config/gnu.h: Likewise.
2509 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2511 * fwprop.c (fwprop_done): Call df_remove_problem.
2513 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2516 * tree-scalar-evolution.c (instantiate_scev_1): Return
2517 chrec_dont_know for VL_EXP_CLASS_P.
2519 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2521 * reg-stack.c (reg_to_stack): Add missing braces in memset
2524 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2526 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2527 (NO_PROFILE_COUNTERS): New define.
2529 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2532 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2534 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2537 * config/sparc/constraints.md (D): New.
2538 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2539 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2541 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2542 Use the 'D' constraint in addition to 'F' in some alternatives.
2543 (DF splitter): Generalize for V64mode.
2544 * doc/md.texi (SPARC): Document the 'D' constraint.
2546 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2548 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2550 2008-11-06 Ben Elliston <bje@au.ibm.com>
2552 * gcc.c: Remove ancient comment about a bug in Sun cc.
2554 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2556 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2558 2008-11-06 Ben Elliston <bje@au.ibm.com>
2560 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2562 2008-11-06 Ben Elliston <bje@au.ibm.com>
2564 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2567 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2570 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2573 2008-11-05 Martin Jambor <mjambor@suse.cz>
2576 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2577 pointer arithmetics into array_ref if the array is accessed
2578 through an indirect_ref.
2580 2008-11-05 Richard Guenther <rguenther@suse.de>
2583 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2584 qualified pointer conversion before stripping qualifiers.
2585 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2586 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2587 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2590 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2591 properly canonicalize binary ops.
2592 (forward_propagate_addr_expr_1): Use
2593 may_propagate_address_into_dereference.
2595 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2598 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2599 Initialize uninitialized input registers with a NaN.
2601 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2605 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2607 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2611 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2612 exits and conditions.
2613 * testsuite/gcc.dg/graphite/pr37943.c: New.
2615 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2616 Andrew Pinski <andrew_pinski@playstation.sony.com>
2619 * c-common.c (warn_for_sign_compare): For complex result_type
2620 use component's type.
2622 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2624 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2626 * print-tree.c (print_node): Don't print DECL_INITIAL
2630 * c-common.c (parse_optimize_options): Save and restore
2631 flag_strict_aliasing around decode_options call.
2633 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2636 (host_detect_local_cpu): Use it instead of casted strings to
2637 compare vendor signatures.
2639 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2642 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2643 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2645 2008-11-03 Catherine Moore <clm@codesourcery.com>
2647 * config/mips.c (mips_conditional_register_usage): Handle the
2648 DSP control register.
2649 * doc/extend.texi: Document the DSP control register.
2651 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2652 Jakub Jelinek <jakub@redhat.com>
2654 * omp-low.c (expand_omp_for_generic): If iter_type has different
2655 precision than type and type is a pointer type, cast n1 and n2
2656 first to an integer type with the same precision as pointers
2657 and only afterwards to iter_type.
2659 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2661 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2662 (UNSPEC_GOTSYM_OFF): New unspec.
2663 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2664 (pic_add_dot_plus_eight): Likewise.
2665 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2666 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2667 UNSPEC_PIC_BASE operands.
2668 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2669 (arm_output_addr_const_extra): Handle it.
2671 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2673 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2674 integer class to full integer class if the offset is not word-aligned.
2676 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2679 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2681 (doloop_optimize): Update call to doloop_modify.
2683 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2685 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2687 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2690 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2691 gcc_cv_as_cfi_directive.
2692 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2693 merging read-only and read-write sections or assembler emits
2694 read-write .eh_frame sections.
2695 * configure: Regenerate.
2697 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2700 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2702 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2704 (rs6000_emit_prologue): Invert logic.
2705 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2706 (reg:P 11) instead of match_operand.
2707 (*save_fpregs_<mode>): Likewise.
2708 (*restore_gpregs_<mode>): Likewise.
2709 (*return_and_restore_gpregs_<mode>): Likewise.
2710 (*return_and_restore_fpregs_<mode>): Likewise.
2711 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2712 (reg:P 11) insted of match_operand.
2713 (*restore_gpregs_spe): Likewise.
2714 (*return_and_restore_gpregs_spe): Likewise.
2716 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2718 PR tree-optimization/37684
2719 * gcc.dg/graphite/pr37684.c: New.
2720 * graphite.c (exclude_component_ref): New.
2721 (is_simple_operand): Call exclude_component_ref.
2723 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2725 PR tree-optimization/36908
2726 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2727 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2728 (number_of_rw_in_partition): New.
2729 (partition_contains_all_rw): New.
2730 (ldist_gen): Do not distribute when one of the partitions
2731 contains all the memory operations.
2733 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2735 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2736 EDGE_IRREDUCIBLE_LOOP.
2738 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2740 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2741 where we have one entry point in the loop which isn't the head.
2743 2008-11-03 Richard Guenther <rguenther@suse.de>
2746 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2748 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2751 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2752 for ipa and simple ipa passes.
2754 2008-11-02 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/37542
2757 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2758 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2759 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2760 (vn_nary_op_insert_stmt): Likewise.
2761 (visit_use): Likewise.
2763 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2765 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2767 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2768 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2769 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2770 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2771 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2772 peephole2's): Replace unspec with rotate.
2773 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2775 2008-11-02 Richard Guenther <rguenther@suse.de>
2777 PR tree-optimization/37991
2778 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2779 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2780 (set_ssa_val_to): Print if the value changed.
2781 (simplify_binary_expression): Strip useless conversions.
2783 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2786 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2789 2008-11-01 Richard Guenther <rguenther@suse.de>
2792 * builtins.c (fold_builtin_strspn): Return a size_t.
2793 (fold_builtin_strcspn): Likewise.
2795 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2797 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2798 attribute for struct return convention.
2800 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2802 * config/rs6000/crtsavres.asm: Really, really delete.
2804 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2806 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2808 (rs6000_emit_prologue): Invert logic.
2809 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2810 (reg:P 11) instead of match_operand.
2811 (*save_fpregs_<mode>): Likewise.
2812 (*restore_gpregs_<mode>): Likewise.
2813 (*return_and_restore_gpregs_<mode>): Likewise.
2814 (*return_and_restore_fpregs_<mode>): Likewise.
2815 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2816 (reg:P 11) insted of match_operand.
2817 (*restore_gpregs_spe): Likewise.
2818 (*return_and_restore_gpregs_spe): Likewise.
2820 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2822 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2823 list of word switches that take args.
2825 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2827 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2828 (s390_output_pool_entry): Call it through for_each_rtx.
2831 * expr.c (store_constructor): For vectors, if target is a MEM, use
2832 target's MEM_ALIAS_SET instead of elttype alias set.
2834 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2837 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2840 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2843 * config/rs6000/predicates.md (word_offset_memref_operand):
2844 Restructure code and look inside auto-inc/dec addresses.
2846 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2849 * libgcov.c (__gcov_indirect_call_profiler): Check
2850 TARGET_VTABLE_USES_DESCRIPTORS.
2852 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2854 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2855 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2856 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2857 offset if eliminating soft frame pointer.
2858 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2859 (stack_protect_test_si): Add initial machine description
2860 for Stack Smashing Protector
2862 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2865 * c-common.c (min_precision): Move to...
2866 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2867 * tree.h (tree_int_cst_min_precision): Declare.
2868 * c-common.h (min_precision): Delete declaration.
2869 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2870 multiplication of non-negative integer constants.
2871 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2872 tree_int_cst_min_precision.
2873 (finish_enum): Likewise.
2875 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2878 * convert.c (convert_to_real): Do not optimize conversions of
2879 binary arithmetic operations between binary and decimal
2880 floating-point types. Consider mode of target type in determining
2881 decimal type for arithmetic. Unless
2882 flag_unsafe_math_optimizations, do not optimize binary conversions
2883 where this may change rounding behavior.
2884 * real.c (real_can_shorten_arithmetic): New.
2885 * real.h (real_can_shorten_arithmetic): Declare.
2887 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2889 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2890 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2891 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2893 (must_save_p): For some workarounds, interrupts need to clobber a
2895 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2896 and LC1 for WA_05000257.
2897 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2898 WA_05000283 and WA_05000315.
2899 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2900 (movbi): Add alternative to set CC to 1; improve code for setting
2902 (dummy_load): New pattern.
2904 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2907 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2908 BLKmode for non-memory, convert using a wider MODE_INT mode
2912 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2913 that haven't been removed yet.
2915 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2917 * config/bfin/bfin.c (struct machine_function): New member
2918 has_loopreg_clobber.
2919 (bfin_expand_movmem): Set it when generating memcpy insns.
2920 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2921 expand_epilogue_reg_restore): If we have hardware loops,
2922 memcpy insns (indicated by has_loopreg_clobber) or function
2923 calls, we need to save the loop registers.
2925 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2927 * config/i386/i386.c (core2_cost): Fix typos in comments.
2929 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2932 * combine.c (make_compound_operation): Don't call make_extraction with
2933 non-positive length.
2934 (simplify_shift_const_1): Canonicalize count even if complement_p.
2936 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2938 * convert.c (strip_float_extensions): Do not remove or introduce
2939 conversions between binary and decimal floating-point types.
2941 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2944 * fold-const.c (distribute_bit_expr): Convert common, left and
2945 right arguments to type.
2947 2008-10-28 Nick Clifton <nickc@redhat.com>
2949 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2950 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2951 call_really_used_regs array rather than the call_used_regs array.
2952 (mn10300_get_live_callee_saved_regs, expand_prologue,
2953 expand_epilogue, output_tst): Likewise.
2955 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2958 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2959 (df_get_entry_block_def_set): Neither here.
2960 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2962 PR tree-optimization/37879
2963 * predict.c (tree_estimate_probability): Check if last_stmt is
2964 non-NULL before dereferencing it.
2966 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2968 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2969 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2970 (ira_fast_allocation): Remove the prototype.
2972 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2973 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2974 (color_pass): Modify the updated costs.
2975 (ira_color): Rename to color. Make it static.
2976 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2977 (ira_color): New function.
2979 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2982 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2984 (set_allocno_live, clear_allocno_live, mark_ref_live,
2985 mark_ref_dead): Invalidate corresponding element of
2986 allocno_saved_at_call.
2987 (process_bb_node_lives): Increment last_call_num. Setup
2988 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2989 allocno was already saved.
2990 (ira_create_allocno_live_ranges): Initiate last_call_num and
2991 allocno_saved_at_call.
2993 * ira-build.c (ira_create_allocno): Initiate
2994 ALLOCNO_UPDATED_COVER_CLASS_COST.
2995 (create_cap_allocno, propagate_allocno_info,
2996 remove_unnecessary_allocnos): Remove setting updated costs.
2997 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2999 * ira.c (ira): Don't call ira_fast_allocation.
3001 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
3004 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3007 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
3009 * ira-int.h (ira_hard_regno_cover_class): New.
3011 * ira-lives.c (mark_reg_live, mark_reg_dead,
3012 process_bb_node_lives): Use ira_hard_regno_cover_class.
3014 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
3015 (setup_hard_regno_cover_class): New function.
3016 (ira_init): Call setup_hard_regno_cover_class.
3018 * ira-costs.c (cost_class_nums): Add comment.
3019 (find_allocno_class_costs): Initiate cost_class_nums.
3020 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
3022 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3025 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
3026 Rename to copy_info_to_removed_store_destinations. Propagate
3027 conflict hard regs and register stack attribute.
3029 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3032 * pa.c (function_arg_padding): Pad complex and vector types
3033 upward in 64-bit runtime.
3034 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
3036 2008-10-26 Matthias Klose <doko@ubuntu.com>
3038 * doc/install.texi: Document requirements on antlr.
3040 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3042 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3045 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3048 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3049 is defined, use it to modify the constant offset.
3051 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3053 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3054 and short arguments to the correct location as mandated by the ABI.
3056 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3058 PR rtl-optimization/37769
3059 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3061 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3063 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3064 unwind-dw2-Os-4-200.o.
3066 2008-10-24 Joseph Myers <joseph@codesourcery.com>
3068 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3069 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3071 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/36038
3074 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3075 add sizetype IV with initial value zero instead of pointer type.
3077 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3080 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3081 around bit operation.
3082 * profile.c (is_edge_inconsistent): Likewise.
3083 * fold-const.c (truth_value_p): Move from here...
3084 * tree.h (truth_value_p): ... to here.
3085 * c-tree.h (c_expr): Update description of original_code.
3086 * c-typeck.c (parser_build_unary_op): Set original_code.
3087 (parser_build_binary_op): Update call to warn_about_parentheses.
3088 * c-common.c (warn_about_parentheses): Take two additional
3089 arguments of the operands. Use a switch. Quote operators
3090 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3091 Add warning about !x | y and !x & y.
3092 * c-common.h (warn_about_parentheses): Update declaration.
3094 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3096 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3097 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3098 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3100 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3101 (check-%): For test targets listed in lang_checks_parallelized
3102 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3103 run the testing in multiple make goals, possibly parallel, and
3104 afterwards run dg-extract-results.sh to merge the sum and log files.
3106 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3108 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3109 (mips_move_to_gpr_cost): Likewise.
3110 (mips_move_from_gpr_cost): Likewise.
3111 (mips_register_move_cost): Make more fine-grained.
3113 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3115 * graphite.c (graphite_apply_transformations): Check for
3116 -fgraphite-identity.
3117 * toplev.c (process_options): Add graphite_identity.
3118 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3120 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3123 mulhisihl and mulhisihh builtins.
3125 From Jie Zhang <jie.zhang@analog.com>
3126 * config/bfin/bfin.md (composev2hi): Put operands into vector
3129 2008-10-22 Chao-ying Fu <fu@mips.com>
3131 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3133 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3135 From Mike Frysinger <michael.frysinger@analog.com>
3136 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3137 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3138 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3139 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3140 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3141 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3142 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3143 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3144 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3145 __ADSPBF51x__ for all of them.
3146 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3147 -mcpu bf512, bf514, bf516, and bf518.
3148 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3149 bf512-none, bf514-none, bf516-none, and bf518-none.
3150 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3151 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3152 * doc/invoke.texi (Blackfin Options): Document that
3153 -mcpu now accepts bf512, bf514, bf516, and bf518.
3155 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3158 * fold-const.c (build_range_type): For 1 .. signed_max
3159 range call build_nonstandard_inter_type if signed_type_for
3160 returned a type with bigger precision.
3162 2008-10-22 Richard Guenther <rguenther@suse.de>
3164 * tree.def (COMPLEX_TYPE): Constrain element type.
3165 * tree.c (build_complex_type): Assert that.
3166 * tree-ssa-structalias.c (could_have_pointers): Complex types
3167 cannot have pointers.
3169 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3172 * c-typeck.c (convert_for_assignment): Do not give declaration's
3173 location for builtins. Spell out which type was expected and which
3176 2008-10-22 Nick Clifton <nickc@redhat.com>
3178 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3179 the fdpic register to be a target when running in fdpic mode.
3181 2008-10-22 Rafael Espindola <espindola@google.com>
3183 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3184 newly created statements.
3186 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3189 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3190 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3191 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3193 2008-10-22 Jakub Jelinek <jakub@redhat.com>
3196 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3197 Adjust -mcmodel=medium description for 2005-07-31 changes.
3199 2008-10-22 Jan Hubicka <jh@suse.cz>
3200 Jakub Jelinek <jakub@redhat.com>
3203 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3205 2008-10-21 Richard Henderson <rth@redhat.com>
3208 * emit-rtl.c (get_spill_slot_decl): Export.
3209 * emit-rtl.h (get_spill_slot_decl): Declare.
3210 * var-tracking.c (vt_add_function_parameters): Relax assertion
3211 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3213 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3215 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3216 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3219 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3222 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3223 processed by get_maxval_strlen.
3225 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3228 * tree.c (get_file_function_name): Copy first_global_object_name.
3229 Centralize call to clean_symbol_name.
3231 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3233 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3234 * config/svr4.h (SVR4_ASM_SPEC): New.
3235 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3236 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3238 * doc/invoke.texi (Option Summary): Add -T to linker options.
3239 (Link Options): Document -T.
3241 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3243 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3246 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3249 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3251 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3253 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3256 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3258 * doc/install.texi: Fix typos in previous patch.
3260 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3262 * doc/install.texi: Document in-tree building of gcc and mpfr.
3264 2008-10-19 Richard Guenther <rguenther@suse.de>
3266 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3268 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3271 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3272 (build_enumerator): Convert enumerators that fit in integer to
3275 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/i386.md (unnamed peephole2): Do not force memory
3278 operands of arith or logical instructions into registers for
3279 non-TARGET_READ_MODIFY targets.
3281 (ffs_cmove): Change operand 0 predicate to register_operand.
3282 Change operand 1 predicate to nonimmediate_operand.
3284 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3286 2008-10-18 Richard Guenther <rguenther@suse.de>
3288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3289 VIEW_CONVERT_EXPR case against invalid gimple.
3291 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3293 * c-parser.c (c_parser_binary_expression): Silence the
3294 uninitialized variable warning emitted for binary_loc.
3296 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3298 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3301 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3304 * c-typeck.c (build_unary_op): Use omit_one_operand for
3305 IMAGPART_EXPR of real argument.
3307 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3309 PR tree-optimization/37664
3310 * fold-const.c (fold_binary): When optimizing comparison with
3311 highest or lowest type's value, don't consider TREE_OVERFLOW.
3313 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3316 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3317 * coverage.c: Include tm_p.h.
3318 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3319 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3320 dollar signs from PREFIX.
3321 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3322 instead of manual strip_name_encoding.
3324 2008-10-16 Richard Guenther <rguenther@suse.de>
3327 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3328 volatile qualified functions or methods as relevant.
3330 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3332 PR tree-optimization/37525
3333 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3334 sizetype unsigned constants, both in the case of C and bounds.
3336 2008-10-15 Jan Hubicka <jh@suse.cz>
3338 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3340 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3343 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3344 HARD_REGNO_CALL_PART_CLOBBERED.
3346 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3349 * ira-lives.c (mark_early_clobbers): Remove.
3350 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3351 check_and_make_def_conflicts,
3352 make_early_clobber_and_input_conflicts,
3353 mark_hard_reg_early_clobbers): New functions.
3354 (process_bb_node_lives): Call
3355 make_early_clobber_and_input_conflicts and
3356 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3358 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3359 early clobbers of pseudo-registers.
3361 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3364 * ira-build.c (ira_flattening): Recalculate
3365 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3366 from the scratch instead of the propagation.
3368 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3370 * doc/rtl.texi (const_double): Remove the "addr" operand.
3371 Describe CONST_DOUBLE_* macros under const_double rather
3373 (const_fixed): Fix the operand description.
3374 (const): Add an @findex directive.
3375 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3376 after the constant rtl table.
3377 (fix): Combine floating-point and fixed-point descriptions.
3379 * sched-deps.c (sched_analyze_2): Remove reference to
3382 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3384 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3386 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3387 for UNSPEC_GOTSYM_OFFs.
3388 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3389 (add_GOT_to_pic_reg): Use it.
3390 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3392 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3393 Harsha Jagasia <harsha.jagasia@amd.com>
3395 PR tree-optimization/37485
3396 * graphite.c (gmp_cst_to_tree): Moved.
3397 (iv_stack_entry_is_constant): New.
3398 (iv_stack_entry_is_iv): New.
3399 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3400 (loop_iv_stack_insert_constant): New.
3401 (loop_iv_stack_pop): Use new datatpype.
3402 (loop_iv_stack_get_iv): Same.
3403 (loop_iv_stack_get_iv_from_name): Same.
3404 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3405 (loop_iv_stack_patch_for_consts): New.
3406 (loop_iv_stack_remove_constants): New.
3407 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3408 (translate_clast): Call loop_iv_stack_patch_for_consts and
3409 loop_iv_stack_remove_constants.
3410 (gloog): Use new datatype. Redirect construction edge to end
3411 block to avoid accidental deletion.
3412 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3414 (union iv_stack_entry_data): New. Data in iv stack entry.
3415 (struct iv_stack_entry): New. Datatype for iv stack entries.
3417 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3419 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3420 * graphite.c (free_scop): Same.
3421 (build_scops): Same.
3422 (free_scattering): New.
3423 (build_cloog_prog): Call free_scattering.
3424 (patch_phis_for_virtual_defs): Fix memleak.
3425 (graphite_trans_bb_strip_mine): Same.
3426 (limit_scops): Same.
3428 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3429 Harsha Jagasia <harsha.jagasia@amd.com>
3431 PR tree-optimization/37828
3432 * graphite.c (graphite_trans_loop_block): Do not loop block
3433 single nested loops.
3435 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3437 PR tree-optimization/37686
3438 * tree-loop-linear.c (linear_transform_loops): Build a
3439 loop nest vector. Pass it to lambda_compute_access_matrices.
3440 * tree-data-ref.h (struct access_matrix): Store the loop nest
3441 relative to which it encodes the information.
3442 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3443 (am_vector_index_for_loop): Reimplemented: iterate over the
3444 loop nest for finding the loop index in the access matrix.
3445 (lambda_compute_access_matrices): Update declaration.
3446 * lambda-code.c (build_access_matrix): Pass the loop nest and
3448 (lambda_compute_access_matrices): Same.
3450 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3452 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3453 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3454 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3455 already implies hard float. Also fix several insn condition
3456 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3458 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3461 Based on patches by Laurent Vivier.
3462 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3463 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3464 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3465 dollar sign to underscore.
3466 (ASM_OUTPUT_EXTERNAL): Same.
3467 (ASM_OUTPUT_LABELREF): New.
3468 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3470 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3471 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3472 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3473 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3475 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3477 PR tree-optimization/36881
3478 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3479 that each value doesn't need runtime relocations, for !flag_pic
3480 check that each value is just a valid initializer constant.
3482 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3484 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3485 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3486 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3487 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3489 (REG_CLASS_NAMES): Update accordingly.
3490 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3491 rather than an unpredictable descriptive string.
3492 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3493 (mips_register_move_cost): Check for specific COP*_REGS classes,
3494 instead of ALL_COP_AND_GR_REGS.
3495 (mips_ira_cover_classes): New function.
3496 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3497 (TARGET_IRA_COVER_CLASSES): Define.
3499 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3502 * tree.c (build_type_attribute_qual_variant): Hash on the
3503 unqualified type, and don't overwrite an existing
3504 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3505 allow distinguishing between wchar_t and its underlying type. This
3506 also means that we'll retain a little more typedef information.
3508 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3509 Dmitry Melnik <dm@ispras.ru>
3510 Dmitry Zhurikhin <zhur@ispras.ru>
3511 Alexander Monakov <amonakov@ispras.ru>
3512 Maxim Kuvyrkov <maxim@codesourcery.com>
3514 * target.h (struct gcc_target): Update prototypes of needs_block_p
3516 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3517 * sel-sched.c (create_speculation_check): Likewise.
3518 * doc/tm.texi: Provide documentation for new target hooks.
3520 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3521 (ia64_gen_spec_insn): Removed.
3522 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3523 ia64_gen_spec_check): New static functions.
3524 (ia64_alloc_sched_context, ia64_init_sched_context,
3525 ia64_set_sched_context, ia64_clear_sched_context,
3526 ia64_free_sched_context, ia64_get_insn_spec_ds,
3527 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3528 (ia64_needs_block_p): Change prototype.
3529 (ia64_gen_check): Rename to ia64_gen_spec_check.
3530 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3531 into declaration, add special memory dependencies handling.
3532 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3533 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3534 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3535 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3536 Define new target hooks.
3537 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3538 (ia64_optimization_options): Turn on selective scheduling with -O3,
3539 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3540 default with selective scheduling.
3541 (ia64_override_options): Initialize align_loops and align_functions
3542 to 32 and 64, respectively. Set global selective scheduling flags
3543 according to target-dependent flags.
3544 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3545 (group_barrier_needed): Use new mstop-bit-before-check flag.
3547 (dfa_state_size): Make global.
3548 (spec_check_no, max_uid): Remove.
3549 (mem_ops_in_group, current_cycle): New variables.
3550 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3551 Initialize new variables.
3552 (is_load_p, record_memory_reference): New functions.
3553 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3555 (ia64_variable_issue): Change use of current_sched_info to
3556 sched_deps_info. Update comment. Note if a load or a store is issued.
3557 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3558 advance if maximal number of loads or stores was issued on current
3560 (scheduled_good_insn): New static helper function.
3561 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3562 a group barrier is needed. Fix vertical spacing. Guard the code
3563 doing state transition with last_scheduled_insn check.
3564 Mark that a stop bit should be before current insn if there was a
3565 cycle advance. Update current_cycle and mem_ops_in_group.
3566 (ia64_h_i_d_extended): Change use of current_sched_info to
3567 sched_deps_info. Reallocate stops_p by larger chunks.
3568 (struct _ia64_sched_context): New structure.
3569 (ia64_sched_context_t): New typedef.
3570 (ia64_alloc_sched_context, ia64_init_sched_context,
3571 ia64_set_sched_context, ia64_clear_sched_context,
3572 ia64_free_sched_context): New static functions.
3573 (gen_func_t): New typedef.
3574 (get_spec_load_gen_function): New function.
3575 (SPEC_GEN_EXTEND_OFFSET): Declare.
3576 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3577 (get_mode_no_for_insn): Change the condition that prevents use of
3578 special hardware registers so it can now handle pseudos.
3579 (get_spec_unspec_code): New function.
3580 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3581 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3582 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3583 during selective scheduling.
3584 (ia64_speculate_insn): Use ds_get_speculation_types when
3585 determining whether we need to change the pattern.
3586 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3587 (ia64_spec_check_src_p): Support new speculation/check codes.
3588 (struct bundle_state): New field.
3589 (issue_nops_and_insn): Initialize it.
3590 (insert_bundle_state): Minimize mid-bundle stop bits.
3591 (important_for_bundling_p): New function.
3592 (get_next_important_insn): Use important_for_bundling_p.
3593 (bundling): When shifting TImode from unimportant insns, ignore
3594 also group barriers. Assert that best state is found before
3595 the backward bundling pass. Print number of mid-bundle stop bits.
3596 Minimize mid-bundle stop bits. Check correct calculation of
3597 mid-bundle stop bits.
3598 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3599 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3601 (sel2_run): New variable.
3602 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3603 selective scheduling pass instead of schedule_ebbs.
3605 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3606 (UNSPEC_LDS_A): New UNSPEC.
3607 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3608 movti_internal, movsf_internal, movdf_internal,
3609 movxf_internal): Make visible. Add speculable* attributes.
3610 (output_c_nc): New mode attribute.
3611 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3612 mov<mode>_nc, zero_extend<mode>di2_nc,
3613 advanced_load_check_nc_<mode>): New insns.
3614 (zero_extend*): Add speculable* attributes.
3616 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3617 (msched-stop-bits-after-every-cycle): Likewise.
3618 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3620 (msched-spec-verbose): Remove.
3621 (msched-prefer-non-data-spec-insns,
3622 msched-prefer-non-control-spec-insns,
3623 msched-count-spec-in-critical-path,
3624 msel-sched-dont-check-control-spec): Use Target Report Var
3625 instead of Common Report Var.
3627 * config/ia64/itanium2.md: Remove incorrect bypass.
3629 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3631 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3634 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3635 and -fhelp=separate.
3637 2008-10-14 Ben Elliston <bje@au.ibm.com>
3639 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3641 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3643 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3646 2008-10-13 Matthias Klose <doko@ubuntu.com>
3648 * config/pa/linux-atomic.c: Work around missing header file
3649 for hppa64-linux-gnu targets.
3651 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3652 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3653 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3654 Grace Cao <grace_cao@playstation.sony.com>
3656 * doc/invoke.texi (-mgen-cell-microcode): Document.
3657 (-mwarn-cell-microcode): Document.
3658 * cfglayout.c (locator_location): Export.
3659 * rtl.h (locator_location): Define prototype.
3660 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3662 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3663 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3664 (mwarn-cell-microcode): New option.
3665 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3666 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3667 cell and not already set.
3668 Turn off string instructions if not generating cell microcode.
3669 (rs6000_final_prescan_insn): New function that warns about microcoded
3671 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3672 * config/rs6000/rs6000.md
3673 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3674 the instruction would have been microcoded on the Cell. Set
3675 cell_micro to always on unnamed patterns for the string instructions.
3676 (cell_micro): Update definition, remove load/store conditional
3678 (sign_extend:DI): Define new pattern for non microcoded version.
3679 (sign_extend:SI): Likewise.
3680 (compare (div:P)): Set cell_micro to not.
3681 (andsi3): Define as an expand.
3682 (andsi3_mc): New pattern.
3683 (andsi3_nomc): New pattern.
3684 (andsi3_internal0_nomc): New pattern.
3685 (andsi3_internal2): Rename to ...
3686 (andsi3_internal2_mc): this and enable iff generating microcode.
3687 (andsi3_internal3): Rename to ...
3688 (andsi3_internal3_mc): this and enable iff generating microcode.
3689 (andsi3_internal4): Enable iif generating microcode.
3690 (andsi3_internal5): Rename to ..
3691 (andsi3_internal5_mc): this and enable iff generating microcode.
3692 (andsi3_internal5_nomc): New pattern.
3693 (extzvdi_internal1): Enable iff generating microcode.
3694 (extzvdi_internal2): Likewise.
3695 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3696 (anddi3): Change to expand.
3697 (anddi3_mc): Rename from anddi3.
3698 (anddi3_no_mc): New pattern.
3699 (anddi3_internal2): Rename to ..
3700 (anddi3_internal2_mc): this and enable iff generating microcode.
3701 (anddi3_internal2_nomc): New pattern.
3702 (anddi3_internal3): Rename to ..
3703 (anddi3_internal3_mc): this and enable iff generating microcode.
3704 (anddi3_internal3_nomc): New pattern.
3705 (movti_string): Set cell_micro to always if TARGET_STRING.
3706 (stmsi8): Set cell_micro to always.
3712 (stmsi8_power): Likewise.
3713 (stmsi7_power): Likewise.
3714 (stmsi6_power): Likewise.
3715 (stmsi5_power): Likewise.
3716 (stmsi4_power): Likewise.
3717 (stmsi3_power): Likewise.
3718 (movsi_update2): Enable iff generating microcode.
3719 (movhi_update3): Likewise.
3720 (lmw): Set cell_micro to always.
3722 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3724 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3725 * config/s390/s390.c (machine_function): Remove
3726 decomposed_literal_pool_addresses_ok_p.
3727 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3728 the difference of two labels.
3729 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3730 (s390_pool_offset): New function.
3731 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3732 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3734 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3736 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3737 (powerpc*-*-linux-gnu*): Describe.
3738 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3739 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3740 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3741 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3742 config/rs6000/e500crtres32gpr.asm,
3743 config/rs6000/e500crtres64gpr.asm,
3744 config/rs6000/e500crtres64gprctr.asm,
3745 config/rs6000/e500crtrest32gpr.asm,
3746 config/rs6000/e500crtrest64gpr.asm,
3747 config/rs6000/e500crtresx32gpr.asm,
3748 config/rs6000/e500crtresx64gpr.asm,
3749 config/rs6000/e500crtsav32gpr.asm,
3750 config/rs6000/e500crtsav64gpr.asm,
3751 config/rs6000/e500crtsav64gprctr.asm,
3752 config/rs6000/e500crtsavg32gpr.asm,
3753 config/rs6000/e500crtsavg64gpr.asm,
3754 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3755 * config/rs6000/crtsavres.asm: Really remove.
3757 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3760 * c-format.c (convert_format_name_to_system_name): Use
3761 TARGET_OVERRIDES_FORMAT_INIT.
3762 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3763 * config/i386/mingw.opt: New.
3764 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3765 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3766 (ms_printf_length_specs): Removed const specifier.
3767 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3768 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3770 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3772 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3773 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3775 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3778 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3779 sure that ref has valid bb.
3781 2008-10-12 Richard Henderson <rth@redhat.com>
3784 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3785 * alias.c (value_addr_p, stack_addr_p): Remove.
3786 (nonoverlapping_memrefs_p): Remove IRA special case.
3787 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3788 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3789 * reload1.c (alter_reg): Use it.
3791 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3794 of registers instead of eax, ebx, ecx and edx. Use for loop
3795 and check register for non-zero value before the call
3796 to decode_caches_intel.
3798 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3800 PR rtl-optimization/37448
3801 * df.h (df_ref_class): New enum.
3802 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3803 (struct df_ref): Replaced with union df_ref_d.
3804 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3805 New members of df_ref_d union.
3806 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3807 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3808 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3809 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3810 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3811 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3812 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3813 (df_scan_bb_info, df_bb_regno_first_def_find,
3814 df_bb_regno_last_def_find, df_find_def, df_find_use,
3815 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3816 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3817 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3818 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3819 Replaced struct df_ref * with df_ref.
3820 * df-scan.c (df_collection_rec, df_null_ref_rec,
3821 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3822 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3823 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3824 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3825 df_reorganize_refs_by_reg_by_reg,
3826 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3827 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3828 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3829 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3830 df_bb_refs_record, df_exit_block_uses_collect,
3831 df_record_exit_block_uses, df_reg_chain_mark,
3832 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3833 df_ref * with df_ref.
3834 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3835 df_ref_class parameter.
3836 (df_scan_problem_data): Added new pools for different types of refs.
3837 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3838 df_ref_create_structure): Processed new ref pools.
3839 (df_scan_start_dump): Added counts of refs and insns.
3840 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3841 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3842 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3843 code to pass df_ref_class down to ref creation functions.
3844 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3845 df_reg_chain_mark): Use macros to hide references to df_refs.
3846 (df_ref_chain_change_bb): Removed.
3847 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3848 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3849 Enhanced to understand df_ref union structure.
3850 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3851 all_uses_available_at, update_df, try_fwprop_subst,
3852 forward_propagate_subreg, forward_propagate_and_simplify,
3853 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3854 df_ref * with df_ref.
3855 (use_killed_between, all_uses_available_at): Use macros to hide
3856 references to df_refs.
3857 * regstat.c (regstat_bb_compute_ri,
3858 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3860 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3861 see_handle_relevant_refs, see_analyze_one_def,
3862 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3863 struct df_ref * with df_ref.
3864 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3865 global_conflicts): Replaced struct df_ref * with df_ref.
3866 * ddg.c (create_ddg_dep_from_intra_loop_link,
3867 add_cross_iteration_register_deps, build_inter_loop_deps):
3868 Replaced struct df_ref * with df_ref.
3869 (create_ddg_dep_from_intra_loop_link,
3870 add_cross_iteration_register_deps): Use macros to hide references
3872 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3873 df_ref * with df_ref.
3874 * df-core.c (df_bb_regno_first_def_find,
3875 df_bb_regno_last_def_find, df_find_def, df_find_use,
3876 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3877 debug_df_ref): Replaced struct df_ref * with df_ref.
3878 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3879 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3881 * web.c (union_defs, entry_register, replace_ref, web_main):
3882 Replaced struct df_ref * with df_ref.
3883 (union_defs, replace_ref): Use macros to hide references to df_refs.
3884 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3885 Replaced struct df_ref * with df_ref.
3886 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3887 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3888 Replaced struct df_ref * with df_ref.
3889 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3890 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3892 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3893 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3894 df_compute_accessed_bytes_strict_low_part,
3895 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3896 Replaced struct df_ref * with df_ref.
3897 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3898 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3899 df_ref * with df_ref.
3900 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3901 check_dependency, check_dependencies, record_uses): Replaced
3902 struct df_ref * with df_ref.
3903 (invariant_for_use, check_dependency): Use macros to hide
3904 references to df_refs.
3905 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3906 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3907 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3908 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3909 references to df_refs.
3910 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3912 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3913 * df-problems.c (df_rd_bb_local_compute_process_def,
3914 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3915 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3916 df_chain_remove_problem, df_chain_create_bb_process_use,
3917 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3918 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3919 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3920 df_byte_lr_simulate_artificial_refs_at_top,
3921 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3922 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3923 df_simulate_uses, df_simulate_artificial_refs_at_end,
3924 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3926 (df_chain_dump): Use macros to hide references to df_refs.
3927 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3928 df_ref * with df_ref.
3929 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3930 mark_artificial_uses, mark_reg_dependencies,
3931 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3933 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3935 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3937 (array_ref_element_size): Likewise.
3938 (array_ref_low_bound): Likewise.
3939 (array_ref_up_bound): Likewise.
3940 * expr.c (contains_packed_reference): Likewise.
3941 (array_ref_element_size): Likewise.
3942 (array_ref_low_bound): Likewise.
3943 (array_ref_up_bound): Likewise.
3944 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3945 with ARRAY_RANGE_REF.
3946 (idx_find_step): Likewise.
3947 (idx_record_use): Likewise.
3948 (strip_offset_1): Likewise.
3949 (idx_remove_ssa_names): Likewise.
3951 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3952 Andi Kleen <ak@linux.intel.com>
3954 * config/i386/cpuid.h (__cpuid_count): New defines.
3955 * config/i386/driver-i386.c (struct cache_desc): New structure.
3956 (describe_cache): Use struct cache_desc to pass cache descriptions.
3957 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3958 (detect_caches_amd): Use struct cache_desc to describe caches.
3959 (decode_caches_intel): Use struct cache_desc to pass cache
3960 descriptions. Update descriptions to match latest (rev -032,
3961 December 2007) CPUID documentation. Do not check valid bit here.
3962 Check for Xeon MP value 0x49 problems.
3963 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3964 Check valid bit before calling decode_caches_intel. Detect number
3965 of times to repeat CPUID instruction.
3966 (detect_caches_cpuid4): New function.
3967 (detect_caches_intel): Depending on max_level, call
3968 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3969 only when other methods fail to provide valid L2 cache description.
3971 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3974 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3975 it to PIC call patterns.
3976 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3977 code generation and attributes from pattern. Change peephole2 to
3978 split for noreturn case. Revise split pattern for non noreturn case.
3979 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3980 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3981 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3984 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3986 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3987 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3989 (divdf3): Reformat long line.
3991 2008-10-11 Michael J. Eager <eager@eagercon.com>
3993 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3995 (rs6000_handle_option): Process -mfpu options.
3996 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
3997 (enum fpu_type_t): New.
3998 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3999 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
4001 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
4002 (floatdidf2): Add TARGET_SINGLE_FPU condition.
4003 * config/rs6000/rs6000.opt (-mfpu): New.
4004 (-mxilinx-fpu): New.
4005 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
4006 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
4007 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
4008 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
4009 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
4011 2008-10-11 Jakub Jelinek <jakub@redhat.com>
4014 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
4015 LO_SUM on Darwin if mode has just one unit.
4017 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
4020 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
4021 has been optimized out.
4023 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
4025 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4026 instead of PIC_DIRECT_ADDR_P.
4027 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4028 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
4029 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
4030 (PIC_OFFSET_P): Rename to...
4031 (PCREL_SYMOFF_P): ...this.
4032 (PIC_DIRECT_ADDR_P): Delete.
4033 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
4035 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
4036 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
4037 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4038 * config/sh/sh.c (print_operand): Remove CONST handling.
4039 (unspec_caller_rtx_p): Rewrite to use split_const and check
4040 the operands of UNSPEC bases.
4041 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4042 with (unspec [A B] UNSPEC_SYMOFF).
4043 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4044 UNSPEC_PCREL_SYMOFF.
4045 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4046 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4047 (UNSPEC_EXTRACT_U16): Likewise.
4048 (UNSPEC_SYMOFF): Likewise.
4049 (UNSPEC_PCREL_SYMOFF): Likewise.
4050 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4052 (movsi_const_16bit): Likewise.
4053 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4054 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4055 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4056 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4057 with (unspec [A B] UNSPEC_SYMOFF).
4058 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4059 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4060 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4061 (Csu): Likewise UNSPEC_EXTRACT_U16.
4062 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4063 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4065 2008-10-10 Stepan Kasal <skasal@redhat.com>
4067 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4068 for loop strip mining and loop blocking.
4070 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4072 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4073 vary types depending on debug info.
4075 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
4077 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4078 before ensuring it's already computed.
4080 2008-10-09 Jakub Jelinek <jakub@redhat.com>
4082 * rtl.h (locator_eq): New decl.
4083 * cfglayout.c (locator_scope): New function.
4084 (insn_scope): Use it.
4085 (locator_eq): New function.
4086 (fixup_reorder_chain): Search for last insn in src bb
4087 that has locator set or first insn in dest bb. Use
4088 locator_eq instead of == to compare locators.
4089 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4090 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4091 == to compare locators.
4093 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4095 * gimple-low.c (lower_function_body, lower_gimple_return,
4096 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4097 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4098 goto_block on edges if goto_locus is known.
4101 * tree.h (get_object_alignment): Declare.
4102 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4103 get_object_alignment if needed.
4104 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4106 (get_object_alignment): ... here. New function. Try harder to
4107 determine alignment from get_inner_reference returned offset.
4109 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4111 * graphite.c (gloog): Don't call find_unreachable_blocks
4112 before delte_unreachable_blocks.
4114 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4115 goto_locus of true_edge into RTL locator.
4117 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
4119 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4120 (*jcc_btdi_mask_rex64): Ditto.
4122 (*jcc_btsi_mask): Ditto.
4123 (*jcc_btsi_1): Ditto.
4124 (*jcc_btsi_mask_1): Ditto.
4126 2008-10-08 Paul Brook <paul@codesourcery.com>
4128 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4129 compatible profiler (__gnu_mcount_nc).
4130 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4132 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4134 * config/i386/i386.c (initial_ix86_tune_features): Add
4135 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4136 * config/i386/i386.h (ix86_tune_indices): Likewise.
4137 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4139 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4140 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4141 for FP to FP splitters.
4143 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4148 2008-10-08 Jakub Jelinek <jakub@redhat.com>
4152 PR rtl-optimization/37341
4153 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4154 to ORIG_BB, pass through ORIG_BB recursively.
4155 (cse_condition_code_reg): Adjust caller.
4157 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
4159 * sdbout.c (sdbout_one_type): Treat the value type
4160 CONST_DECL for enumerals.
4162 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4164 * config/i386/i386.md: Remove trailing white spaces.
4166 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4168 PR rtl-optimization/37448
4169 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4170 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4172 (struct output_info) [count]: Renamed total_created and made
4174 (struct output_info) [size]: Renamed total_allocated and made
4176 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4177 Properly keep track of desc->size.
4178 (print_statistics, dump_alloc_pool_statistics): Enhance the
4179 printing of statistics to print the number of elements and to use
4182 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4185 * opts.h (CL_SAVE): Move up to flags range.
4186 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4187 CL_COMMON): Renumber.
4188 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4189 * opts.c (common_handle_option): Revert last change.
4191 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/i386-protos.h (ix86_schedule): New.
4195 * config/i386/i386.c (ix86_schedule): New.
4196 (override_options): Add schedule to processor_alias_table. Set
4197 ix86_schedule from the schedule field in processor_alias_table.
4198 (ix86_function_specific_save): Save ix86_schedule.
4199 (ix86_function_specific_restore): Restore ix86_schedule.
4201 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4202 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4205 * config/i386/i386.opt: Add schedule.
4207 * config/i386/ppro.md: Remove generic32.
4209 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4212 * expr.c (count_type_elements): Handle ERROR_MARK.
4214 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4219 * basic-block.h (struct edge_def): Add goto_block field.
4220 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4221 one insn with locus corresponding to edge's goto_locus if !optimize.
4222 * profile.c (branch_prob): Copy edge's goto_block.
4223 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4225 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4226 locator in between the merged basic blocks if !optimize and needed.
4227 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4228 goto_locus into RTL locator. For unconditional jump use that
4229 locator for the jump insn.
4230 (expand_gimple_cond): Convert goto_block and goto_locus into
4231 RTL locator for all remaining edges. For unconditional jump
4232 use that locator for the jump insn.
4233 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4234 there is more than one edge or insn locator along the forwarding
4235 edges and !optimize. If there is just one, set e->goto_locus.
4236 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4238 (move_block_to_fn): Adjust edge's goto_block.
4240 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4243 * expmed.c (expand_mult): Properly check DImode constant in
4246 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4249 * dwarf2out.c (common_block_die_table): New variable.
4250 (common_block_die_table_hash, common_block_die_table_eq): New
4252 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4253 COMMON block in the current scope rather than globally. Optimize
4254 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4255 DW_OP_addr SYMBOL_REF+off.
4257 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4259 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4260 Return true for non-addressable GIMPLE operands.
4262 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/i386.c (initial_ix86_tune_features): Remove
4266 X86_TUNE_USE_BIT_TEST.
4267 * config/i386/i386.h (ix86_tune_indices): Likewise.
4268 (TARGET_USE_BIT_TEST): Removed.
4270 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4272 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4274 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4276 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4277 (mul<mode>3_mul3): ... into this new template.
4279 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4281 * gimplify.c (gimplify_arg): Add location argument. Use it.
4282 (gimplify_call_expr): Pass location to gimplify_arg.
4283 (gimplify_modify_expr_to_memcpy): Same.
4284 (gimplify_modify_expr_to_memset): Same.
4286 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4288 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4289 Update calls to build_unary_op and build_indirect_ref for location
4292 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4295 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4296 * c-typeck.c (array_to_pointer_conversion): Pass location to
4298 (function_to_pointer_conversion): Use error_at and warning_at.
4299 (build_indirect_ref): Same.
4300 (build_array_ref): Pass location to build_binary_op.
4301 (parser_build_unary_op): Do not set location after calling
4303 (build_unary_op): Add location argument. Use it throughout. Set
4304 EXPR_LOCATION before returning new tree.
4305 (build_modify_expr): Same.
4306 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4308 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4309 build_indirect_ref, build_modify_expr.
4310 (c_finish_omp_for): Same. Use error_at instead of error.
4311 * c-common.c (c_common_truthvalue_conversion): Pass location to
4313 (warn_for_div_by_zero): Add location argument.
4314 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4315 build_unary_op, warn_for_div_by_zero.
4316 * c-parser.c (c_parser_typeof_specifier): Use
4317 protected_set_expr_location.
4318 (c_parser_statement_after_labels): Same.
4319 (c_parser_condition): Same.
4320 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4321 (c_parser_conditional_expression): Use protected_set_expr_location.
4322 (c_parser_unary_expression): Pass location to build_indirect_ref.
4323 (c_parser_postfix_expression_after_primary): Pass location to
4324 build_indirect_ref, build_unary_op.
4325 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4327 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4329 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4330 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4331 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4333 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4334 (mips_issue_rate): Handle PROCESSOR_R10000.
4335 * config/mips/mips.md (cpu): Add r10000.
4337 * config/mips/10000.md: New file.
4339 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4341 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4342 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4343 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4345 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4347 * config/darwin-protos.h (machopic_function_base_name): Delete.
4348 (machopic_function_base_sym): Likewise.
4349 (machopic_gen_offset): Declare.
4350 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4351 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4352 * config/darwin.c (machopic_function_base_name): Delete.
4353 (machopic_function_base_sym): Likewise.
4354 (gen_pic_offset): Rename to...
4355 (machopic_gen_offset): ...this and remove the pic_base argument.
4356 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4357 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4358 crtl->uses_pic_offset_table.
4359 (machopic_indirect_data_reference): Use new machopic_gen_offset
4361 (machopic_legitimize_pic_address): Likewise.
4362 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4364 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4365 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4366 * config/i386/i386.c (output_set_got): Likewise.
4367 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4369 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4370 (legitimate_address_p): Likewise.
4371 (output_pic_addr_const): Likewise.
4372 (output_addr_const_extra): Likewise.
4373 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4374 match an UNSPEC rather than a MINUS.
4375 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4376 (builtin_setjmp_receiver): Use machopic_gen_offset.
4377 * config/i386/predicates.md (pic_symbolic_operand): Handle
4378 UNSPEC_MACHOPIC_OFFSET.
4380 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4381 Use machopic_gen_offset and machopic_operand_p.
4382 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4383 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4384 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4385 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4386 Set crtl->uses_pic_offset_table.
4388 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4390 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4392 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4393 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4394 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4395 (constant_pool_expr_p): Use split_const and check the base.
4396 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4398 (legitimate_constant_pool_address_p): Check toc_relative_p
4399 instead of constant_pool_expr_p.
4400 (print_operand_address): Always use output_addr_const for
4401 constant pool addresses.
4402 (rs6000_output_addr_const_extra): New function.
4403 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4405 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4409 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4410 (mark_ref_live, mark_ref_dead): Use them.
4411 (def_conflicts_with_inputs_p): Remove.
4412 (mark_early_clobbers): New function.
4413 (process_bb_node_lives): Call preprocess_constraints and
4414 mark_early_clobbers.
4416 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4418 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4420 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4421 lib with -mthread switch.
4423 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4426 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4427 function in two, making it call a new and reusable
4428 dwarf2out_imported_module_or_decl() that takes the containing
4429 BLOCK of the declaration in argument.
4430 (dwarf2out_imported_module_or_decl_real): New function.
4431 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4432 IMPORTED_DECL in account.
4433 * tree.def: Added IMPORTED_DECL node type.
4434 * tree.h: Added accessors for IMPORTED_DECL nodes.
4435 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4437 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4439 * doc/gimple.texi: Fix some typos, wrap some long lines,
4440 fix some broken wraps with continuations.
4441 * tree-ssa-reassoc.c: Fix comment typos.
4443 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4446 * pa.c (legitimize_pic_address): Force function labels to memory in
4449 2008-10-04 Anton Blanchard <anton@samba.org>
4451 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4452 (rs6000_split_atomic_op): Same.
4453 (rs6000_split_compare_and_swap): Same.
4454 (rs6000_split_compare_and_swapqhi): Same.
4456 2008-10-04 Richard Guenther <rguenther@suse.de>
4458 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4459 instead of pointer equality.
4460 (vn_nary_op_eq): Likewise.
4462 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4464 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4466 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4467 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4469 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4471 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4472 Revert previous change.
4474 2008-10-03 Tom Tromey <tromey@redhat.com>
4476 * stringpool.c (ggc_alloc_string): Terminate string.
4478 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4480 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4481 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4482 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4485 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4488 2008-10-03 Pascal Obry <obry@adacore.com>
4490 * gcov.c (create_file_names): Properly handle UNIX and DOS
4491 directory separators.
4492 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4493 separator to '~' to ensure clean filenames on Windows.
4495 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4497 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4498 Add a null terminator to the stripped name.
4500 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4503 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4504 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4505 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4506 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4507 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4508 TARGET_SINGLE_FLOAT.
4510 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4512 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4514 2008-10-02 Richard Guenther <rguenther@suse.de>
4517 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4518 and VECTOR_TYPE recurse with useless_type_conversion_p which
4519 properly handles void pointer conversion.
4521 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4524 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4525 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4527 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4529 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4530 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4531 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4532 they translate to non builtins.
4533 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4534 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4535 __builtin_vec_promote, __builtin_vec_extract, and
4536 __builtin_vec_insert.
4537 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4538 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4539 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4540 * config/rs6000/altivec.h (vec_extract): Define
4541 (vec_insert): Define.
4542 (vec_splats): Define.
4543 (vec_promote): Define.
4545 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4546 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4547 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4549 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4551 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4552 prototype. Add new parameter, blk.
4553 Use BLKmode for the MEM if blk is true.
4554 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4555 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4556 ALTIVEC_BUILTIN_STVRXL.
4557 Update usage of altivec_expand_lv_builtin.
4558 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4559 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4560 (altivec_init_builtins): If compiling for the Cell, also define the
4562 * config/rs6000/rs6000.h (rs6000_builtins): Define
4563 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4564 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4565 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4566 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4567 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4568 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4569 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4570 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4571 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4572 UNSPEC_STVRX, and UNSPEC_STVRXL.
4573 (altivec_lvlx): New pattern.
4574 (altivec_lvlxl): New pattern.
4575 (altivec_lvrx): New pattern.
4576 (altivec_lvrxl): New pattern.
4577 (altivec_stvlx): New pattern.
4578 (altivec_stvlxl): New pattern.
4579 (altivec_stvrx): New pattern.
4580 (altivec_stvrxl): New pattern.
4581 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4582 (vec_lvlxl): Likewise.
4583 (vec_lvrx): Define if PPU is defined.
4584 (vec_lvrxl): Likewise.
4585 (vec_stvlx): Define if PPU is defined.
4586 (vec_stvlxl): Likewise.
4587 (vec_stvrx): Define if PPU is defined.
4588 (vec_stvrxl): Likewise.
4590 2008-10-01 Geert Bosch <bosch@adacore.com>
4592 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4594 2008-10-01 Richard Guenther <rguenther@suse.de>
4596 PR tree-optimization/37617
4597 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4598 do not add to the NEW_SETS.
4600 2008-10-01 Richard Guenther <rguenther@suse.de>
4603 * tree-vrp.c (execute_vrp): If we optimized away the default
4604 case make sure to promote the label that got in place of it
4605 to a default case label.
4607 2008-10-01 Richard Henderson <rth@redhat.com>
4610 * tree-complex.c (set_component_ssa_name): Don't optimize
4611 is_gimple_min_invariant values with ssa_names in abnormal phis.
4613 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4615 PR tree-optimization/37662
4616 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4617 commutative binary operation if they are in the wrong order and
4618 fold_build2 produces non-GIMPLE.
4620 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4622 PR tree-optimization/37662
4623 PR tree-optimization/37663
4624 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4625 get_value_range with non-SSA_NAME. Don't assert operands have been
4626 folded, instead just bail out.
4628 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4630 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4632 2008-09-30 Richard Guenther <rguenther@suse.de>
4635 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4636 build restrict-qualified pointers.
4637 (vectorizable_store): Move alias check later.
4638 (vectorizable_load): Likewise.
4640 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4642 * c-common.c (empty_if_body_warning): Remove.
4643 * c-common.h (empty_if_body_warning): Remove.
4644 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4645 here the -Wempty-body warning for `if' and `else' statements.
4646 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4648 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4650 * config/i386/i386.opt: Add msse2avx.
4652 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4653 * config/i386/linux64.h (ASM_SPEC): Likewise.
4655 * doc/invoke.texi: Document -msse2avx.
4657 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4659 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4661 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4663 * ifcvt.c (noce_emit_store_flag): If using condition from original
4664 jump, reverse it if if_info->cond was reversed.
4666 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4668 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4669 non-constant memory if it cannot be forced to constant memory.
4670 Overhaul surrounding code and factor out common condition.
4672 2008-09-29 Jeff Law <law@redhat.com>
4674 * reload1.c (alter_reg): Add missing curly braces.
4676 2008-09-29 Michael J. Eager <eager@eagercon.com>
4678 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4680 * config/rs6000/rs6000.c (rs6000_override_options): Move
4681 rs6000_init_hard_regno_mode_ok after all options changed.
4682 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4683 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4684 -msimple-fpu flags. Add warning messages if single FP not configured.
4685 (rs6000_file_start): Output gnu_attribute for single-float.
4686 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4687 (rs6000_legitimize_address): Likewise.
4688 (rs6000_legitimize_reload_address): Likewise.
4689 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4690 TARGET_SINGLE_FLOAT.
4691 (function_arg_advance): Likewise (partial conversion).
4692 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4693 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4694 TARGET_SINGLE_FLOAT.
4695 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4696 (rs6000_emit_prologue): Likewise.
4697 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4698 TARGET_SINGLE_FLOAT.
4699 (rs6000_libcall_value): Likewise.
4700 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4701 (TARGET_DOUBLE_FLOAT): New default to 1
4702 (TARGET_SIMPLE_FPU): New default to 0
4703 (TARGET_SINGLE_FPU): New default to 0
4704 (TARGET_SINGLE_FLOAT_MODE): New.
4705 (TARGET_DOUBLE_FLOAT_MODE): New.
4706 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4707 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4709 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4710 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4711 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4712 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4713 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4714 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4715 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4716 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4717 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4718 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4719 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4720 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4721 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4722 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4723 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4724 cmptf_internal1, *cmptf_internal2): Condition on
4725 TARGET_DOUBLE_FLOAT.
4726 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4727 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4728 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4729 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4730 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4731 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4732 TARGET_SINGLE_FLOAT.
4733 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4734 * config/rs6000/rs6000.opt (-msingle-float): New.
4735 (-mdouble-float): New.
4736 (-msimple-fpu): New.
4737 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4738 -msingle-float, -mdouble-float, -msimple-fpu options.
4739 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4740 _SOFT_DOUBLE for -msingle-float.
4741 * config.gcc: New config for target=powerpc-xilinx-eabi.
4743 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4745 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4746 have exit and entry.
4747 (new_scop): Take entry and exit edge to define new SCoP.
4748 (sd_region_p): New structure used during SCoP detection.
4749 (move_scops): Delete.
4750 (move_sd_regions): New.
4751 (scopdet_info): Change the definition from edges back to basic_blocks.
4752 (scopdet_edge_info): Work on basic_blocks and rename to
4753 scopdet_basic_block_info.
4754 (split_difficult_bb): At the moment removed. We should later
4755 add it at another place.
4756 (build_scops_1): Work on basic_blocks.
4757 (bb_in_sd_region): New.
4758 (find_single_entry_edge): New.
4759 (find_single_exit_edge): New.
4760 (create_single_entry_edge): New.
4761 (sd_region_without_exit): New.
4762 (create_single_exit_edge): New.
4763 (unmark_exit_edges): New.
4764 (mark_exit_edges): New.
4765 (create_sese_edges): New.
4766 (build_graphite_scops): New.
4767 (build_scops): Make SCoPs SESE.
4768 (limit_scops): Use the new functions.
4770 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4772 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4774 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4777 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4778 address to a register before taking the lower part.
4780 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4782 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4785 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4786 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4789 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4790 the newly created variable.
4791 Create a VECTOR_CST of all 1s for vector types.
4793 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4796 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4798 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4800 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4801 order to convert between modes.
4802 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4804 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4806 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4809 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4812 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4816 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4818 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4819 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4820 them to yield false with MIPS16.
4822 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4825 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4826 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4827 mem_loc_descriptor failed. Accept UNSPEC.
4828 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4829 fail if one of the loc_descriptor calls for pieces failed.
4830 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4831 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4832 if loc_descriptor_from_tree_1 on offset failed.
4835 * opts.c (common_handle_option): Don't call print_specific_help with
4836 CL_SAVE as first argument.
4838 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4839 Steve Ellcey <sje@cup.hp.com>
4841 * configure: Regenerate for new libtool.
4842 * aclocal.m4: Ditto.
4844 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4846 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4847 alias set on MEM when saving stack pointer.
4848 * config/rs6000/rs6000.md (allocate_stack): Likewise
4850 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4852 PR tree-optimization/37574
4853 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4854 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4855 instead of vector_type for constants. Take computation out of loop.
4856 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4857 and use only vector_type for invariant case.
4858 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4860 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4863 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4864 the decl is a VAR_DECL or FUNCTION_DECL.
4866 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4869 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4870 (mark_ref_live, mark_ref_dead): Use them.
4871 (def_conflicts_with_inputs_p): Remove.
4872 (mark_early_clobbers): New function.
4873 (process_bb_node_lives): Call preprocess_constraints and
4874 mark_early_clobbers.
4876 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4878 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4881 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4882 (ira_compress_allocno_live_ranges): New prototype.
4884 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4885 (coalesced_allocnos_living_at_program_points): New.
4886 (coalesced_allocnos_live_at_points_p,
4887 set_coalesced_allocnos_live_points): New functions.
4888 (coalesce_spill_slots): Rewrite.
4890 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4891 ira_compress_allocno_live_ranges): New functions.
4893 * ira-build.c (ira_flattening): Call
4894 ira_compress_allocno_live_ranges.
4897 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4899 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4902 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4904 * combine.c (make_compound_operation): Handle the 'E' format.
4905 (count_rtxs): Likewise.
4906 (update_table_tick): Likewise.
4907 (get_last_value_validate): Likewise.
4909 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4911 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4913 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4915 * matrix-reorg.c (transform_allocation_sites): Initializers
4916 added to avoid the warning.
4918 2008-09-25 Martin Jambor <mjambor@suse.cz>
4920 * cgraph.c (free_nodes): New variable.
4921 (NEXT_FREE_NODE): New macro.
4922 (cgraph_create_node): Reuse nodes from the free list. Do not
4923 update uid if doing so.
4924 (cgraph_remove_node): Add the node to the free list.
4926 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4928 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4930 2008-09-24 Richard Henderson <rth@redhat.com>
4932 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4933 * unwind-dw2.c (execute_stack_op): Handle it.
4935 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4938 2008-09-24 Michael J. Eager <eager@eagercon.com>
4940 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4942 * c-common.c (fname_decl): New location argument.
4943 * c-common.h (fname_decl): Same.
4944 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4946 (c_parser_typeof_specifier): Same.
4947 (c_parser_parms_list_declarator): Same.
4948 (c_parser_asm_string_literal): Same.
4949 (c_parser_compound_statement_nostart): Same.
4950 (c_parser_label): Same.
4951 (c_parser_do_statement): Same.
4952 (c_parser_asm_statement): Same.
4953 (c_parser_unary_expression): Same.
4954 (c_parser_sizeof_expression): Same.
4955 (c_parser_postfix_expression): Same.
4956 (c_parser_pragma): Same.
4957 (c_parser_omp_clause_collapse): Same.
4958 (c_parser_omp_clause_num_threads): Same.
4959 (c_parser_omp_clause_schedule): Same.
4960 (c_parser_omp_all_clauses): Same.
4961 (c_parser_omp_sections_scope): Same.
4962 (c_parser_omp_for_loop): Same. Pass condition's location to
4963 c_objc_common_truthvalue_conversion.
4964 (c_parser_enum_specifier): Remove comment.
4966 2008-09-24 Michael J. Eager <eager@eagercon.com>
4968 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4970 * config/rs6000/rs6000.c (rs6000_override_options): Move
4971 rs6000_init_hard_regno_mode_ok after all options changed.
4972 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4973 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4974 -msimple-fpu flags. Add warning messages if single FP not configured.
4975 (rs6000_file_start): Output gnu_attribute for single-float.
4976 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4977 (rs6000_legitimize_address): Likewise.
4978 (rs6000_legitimize_reload_address): Likewise.
4979 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4980 TARGET_SINGLE_FLOAT.
4981 (function_arg_advance): Likewise.
4982 (function_arg): Likewise.
4983 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4984 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4985 TARGET_SINGLE_FLOAT.
4986 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4987 (rs6000_emit_prologue): Likewise.
4988 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4989 TARGET_SINGLE_FLOAT.
4990 (rs6000_libcall_value): Likewise.
4991 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4992 (TARGET_DOUBLE_FLOAT): New default to 1
4993 (TARGET_SIMPLE_FPU): New default to 0
4994 (TARGET_SINGLE_FPU): New default to 0
4995 (TARGET_SINGLE_FLOAT_MODE): New.
4996 (TARGET_DOUBLE_FLOAT_MODE): New.
4997 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4998 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
5000 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
5001 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
5002 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
5003 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
5004 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
5005 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
5006 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
5007 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
5008 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5009 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
5010 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
5011 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
5012 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
5013 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
5014 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
5015 cmptf_internal1, *cmptf_internal2): Condition on
5016 TARGET_DOUBLE_FLOAT.
5017 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
5018 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
5019 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
5020 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
5021 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
5022 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
5023 TARGET_SINGLE_FLOAT.
5024 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
5025 * config/rs6000/rs6000.opt (-msingle-float): New.
5026 (-mdouble-float): New.
5027 (-msimple-fpu): New.
5028 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
5029 -msingle-float, -mdouble-float, -msimple-fpu options.
5030 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
5031 _SOFT_DOUBLE for -msingle-float.
5032 * config.gcc: New config for target=powerpc-xilinx-eabi.
5034 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5036 * config/sparc/constraints.md: New file.
5037 * config/sparc/sparc.md: Include it.
5038 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5039 (sparc_extra_constraint_check): Delete.
5040 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5041 (memory_ok_for_ldd): New predicate.
5042 (sparc_extra_constraint_check): Delete.
5043 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5044 (CONST_OK_FOR_LETTER_P): Likewise.
5045 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5046 (EXTRA_CONSTRAINT): Likewise.
5048 2008-08-23 Steve Ellcey <sje@cup.hp.com>
5050 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5052 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5054 * alias.c (find_base_value): Use FIND_BASE_TERM.
5055 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5057 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5059 * config/i386/i386.c: Include cselib.h.
5060 (ix86_pic_register_p): New function.
5061 (ix86_delegitimize_address): Use it to check for the PIC register.
5063 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5065 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5066 * config/i386/i386.c (ix86_find_base_term): Don't check for
5067 SYMBOL_REF and LABEL_REF.
5069 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5071 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5072 constant PLUS in a CONST.
5074 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
5076 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5077 check for sibcall support for w64.
5079 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5081 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5083 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
5085 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5086 parser_build_binary_op.
5087 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5088 * c-typeck.c (build_array_ref): Same.
5089 (parser_build_unary_op): New location argument.
5090 (pointer_diff): Pass location to build_binary_op,
5091 c_objc_common_truthvalue_conversion.
5092 (build_modify_expr): Same.
5093 (build_unary_op): New location argument.
5094 (build_binary_op): New location argument.
5095 (c_objc_common_truthvalue_conversion): Pass location to
5096 c_*common_truthvalue_conversion.
5097 * c-convert.c (convert): Same.
5098 * c-common.c (binary_op_error): New location argument.
5099 (pointer_int_sum): Pass location to build_binary_op.
5100 (c_common_truthvalue_conversion): New location argument.
5101 (warn_for_sign_compare): Same.
5102 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5103 binary_op_error, build_binary_op, warn_for_sign_compare.
5104 * c-parser.c (c_parser_condition): Pass location to
5105 c_*common_truthvalue_conversion.
5106 (c_parser_conditional_expression): Save condition's location and pass
5108 (c_parser_binary_expression): Same, but for the binary operator's
5110 (c_parser_omp_for_loop): Pass location to
5111 c_objc_common_truthvalue_conversion.
5113 2008-09-23 Martin Jambor <mjambor@suse.cz>
5115 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5116 (cgraph_node_remove_callees): New temporary f. Hold the next item
5118 (cgraph_node_remove_callers): Likewise.
5120 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5121 (ipa_node_removal_hook): Likewise.
5123 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5124 gimple_call_copy_skip_args and moved to the gimple_call section.
5125 * gimple.c (gimple_copy_call_skip_args): Renamed to
5126 gimple_call_copy_skip_args. Changed al users.
5128 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5130 * ira-color.c (start_allocno_priorities): Rename to
5131 setup_allocno_priorities. Use costs and
5132 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5133 range lengths. Get rid off doubles.
5134 (ira_fast_allocations): Call start_allocno_priorities.
5136 2008-09-22 David Daney <ddaney@avtrex.com>
5139 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5140 register if TARGET_LONG_CALLS.
5142 2008-09-22 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/37145
5145 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5146 value-numbering union accesses with their offset and size only.
5147 (visit_reference_op_load): Fix simplification of inserted conversions.
5148 * tree-ssa-pre.c (find_or_generate_expression): Do not
5149 recursively generate expressions if running FRE.
5151 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5153 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5154 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5157 2008-09-22 Richard Guenther <rguenther@suse.de>
5159 PR tree-optimization/37145
5160 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5161 (phi_translate_1): Constant fold references.
5163 2008-09-22 Ira Rosen <irar@il.ibm.com>
5165 PR tree-optimization/37482
5166 * tree-vectorizer.h (struct _slp_instance): Add new field.
5167 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5168 (get_earlier_stmt): New function.
5169 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5171 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5172 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5173 asserts that GSI points to the scalar statement being vectorized.
5174 Set new statement location according to GSI.
5175 (vect_schedule_slp_instance): Use GSI of
5176 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5178 2008-09-21 Jan Hubicka <jh@suse.cz>
5180 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5181 (ipcp_insert_stage): Update dead_nodes bitmap.
5183 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5186 * config/i386/t-cygming (SHLIB_LC): Remove.
5187 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5188 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5190 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
5194 * final.c (mark_symbol_ref_as_used): New helper function.
5195 (output_operand): Instead of just looking inside MEMs for
5196 SYMBOL_REFs, use new helper function and for_each_rtx.
5197 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5198 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5199 Make head comment more general.
5200 * config/darwin.c (machopic_output_indirection): Handle weak
5201 references here, like in assemble_external.
5203 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5205 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5206 (sparc_emit_float_lib_cmp): Change return type.
5207 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5208 (gen_compare_operator): New function.
5209 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5210 the comparison sequence. Minor tweaks.
5211 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5212 that the final operator and the result of sparc_emit_float_lib_cmp
5213 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5214 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5215 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5216 result of sparc_emit_float_lib_cmp match for software TFmode.
5217 (movqicc, movhicc, movsicc, movdicc): Merge into...
5218 (mov<I:mode>cc): ...this.
5219 (movsfcc, movdfcc, movtfcc): Merge into...
5220 (mov<F:mode>cc): ...this.
5221 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5223 (mov<I:mode>_cc_v9): ...this.
5224 (movdi_cc_sp64_trunc): Delete.
5225 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5226 movdi_cc_reg_sp64): Merge into...
5227 (mov<I:mode>_cc_reg_sp64): ...this.
5228 (movsf_cc_sp64): Rename into...
5229 (movsf_cc_v9): ...this.
5230 (movdf_cc_sp64): Rename into...
5231 (movdf_cc_v9): ...this.
5232 (movtf_cc_hq_sp64): Rename into...
5233 (movtf_cc_hq_v9): ...this.
5234 (movtf_cc_sp64): Rename into...
5235 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5237 2008-09-21 Diego Novillo <dnovillo@google.com>
5239 * doc/gccint.texi: Include generic.texi and gimple.texi.
5241 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5242 (GIMPLE): Move to gimple.texi.
5243 (Annotations): Remove references to to stmt_ann_t and
5245 (SSA Operands): Rename from 'Statement Operands'.
5246 * doc/generic.texi: New.
5247 * doc/gimple.texi: New.
5248 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5249 * Makefile.in (TEXI_GCCINT_FILES):
5250 * gimple.c (gimple_copy_call_skip_args): Rename from
5251 giple_copy_call_skip_args. Update all users.
5252 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5254 2008-09-21 Ira Rosen <irar@il.ibm.com>
5256 PR tree-optimization/37539
5257 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5258 statement in related statement field only for the first load of the
5259 group of loads with the same data reference.
5261 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5263 * config/mips/mips.h (TUNE_OCTEON): New macro.
5264 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5265 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5266 * config/mips/octeon.md: New file.
5267 * config/mips/mips.md: Include octeon.md. Restore
5268 semi-alphabetical order of include files.
5270 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5273 * config/i386/i386.md (*jcc_fused_1): Removed.
5274 (*jcc_fused_2): Likewise.
5275 (*jcc_fused_3): Likewise.
5276 (*jcc_fused_4): Likewise.
5278 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5280 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5281 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5282 * target.h (gcc_target): Add ira_cover_classes.
5283 * ira.c: Remove IRA_COVER_CLASSES guards.
5284 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5285 instead of IRA_COVER_CLASSES.
5286 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5287 (setup_class_translate): Likewise.
5288 (setup_reg_class_intersect_union): Likewise.
5289 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5290 test of targetm.ira_cover_classes.
5291 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5292 of IRA_COVER_CLASSES.
5293 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5294 (TARGET_INITIALIZER): Include it.
5295 * targhooks.h (default_ira_cover_classes): Declare.
5296 * targhooks.c (default_ira_cover_classes): New function.
5298 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5300 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5302 2008-09-19 Ian Lance Taylor <iant@google.com>
5304 * varasm.c (narrowing_initializer_constant_valid_p): Return
5305 NULL_TREE if ENDTYPE is not an integer.
5307 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5310 * tree-ssa.c (execute_update_addresses_taken): Also update
5311 DECL_GIMPLE_REG_P for vector and complex types.
5313 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5314 Jan Hubicka <jh@suse.cz>
5317 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5318 empty before freeing them.
5319 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5321 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5323 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5324 * config/xtensa/predicates.md (tls_symbol_operand): New.
5325 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5326 (TARGET_CANNOT_FORCE_MEM): Define.
5327 (xtensa_tls_symbol_p): New.
5328 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5329 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5330 (xtensa_tls_module_base): New.
5331 (xtensa_call_tls_desc): New.
5332 (xtensa_legitimize_tls_address): New.
5333 (xtensa_legitimize_address): Handle TLS symbols.
5334 (xtensa_tls_referenced_p_1): New.
5335 (xtensa_tls_referenced_p): New.
5336 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5338 (XTENSA_BUILTIN_THREAD_POINTER): New.
5339 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5340 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5341 builtin. Add declarations for __builtin_thread_pointer and
5342 __builtin_set_thread_pointer.
5343 (xtensa_fold_builtin): Recognize new builtins.
5344 (xtensa_expand_builtin): Expand new builtins.
5345 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5346 (TARGET_THREADPTR): Define.
5347 (HAVE_AS_TLS): Define default value.
5348 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5349 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5350 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5351 (UNSPECV_SET_TP): New.
5352 (sym_TPOFF, sym_DTPOFF): New.
5353 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5354 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5355 * configure: Regenerated.
5357 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5360 * config/ia64/ia64.c (ia64_optimization_options): Move
5361 checking and setting flag_schedule_insns_after_reload and
5362 ia64_flag_schedule_insns2 back to ...
5363 (ia64_override_options): Here.
5365 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5368 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5369 zero extend count after the correction to it is done.
5370 (doloop_optimize): Update call to doloop_modify, don't zero extend
5373 2008-09-18 Martin Jambor <mjambor@suse.cz>
5375 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5377 * ipa-prop.c: Correct comments.
5378 * ipa-prop.h: Likewise.
5380 2008-09-18 Jan Hubicka <jh@suse.cz>
5383 * ipa-reference.c (ipa_reference_local_vars_info_d,
5384 ipa_reference_global_vars_info_d,
5385 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5386 ipa_reference_vars_info_t): Move here from ipa-reference.h
5387 (node_duplication_hook_holder, node_removal_hook_holder): New.
5388 (get_reference_vars_info_from_cgraph): Rename to ...
5389 (get_reference_vars_info): ... this one, use cgraph uids.
5390 (get_local_reference_vars_info, get_global_reference_vars_info):
5391 Use cgraph instead of decl.
5392 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5394 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5395 ipa_reference_get_written_global,
5396 ipa_reference_get_not_written_global): Use cgraph argument.
5397 (check_call): Simplify avail check.
5398 (scan_stmt_for_static_refs): Update.
5399 (propagate_bits): Update.
5400 (merge_callee_local_info): Remove.
5401 (init_function_info): Use cgraph nodes.
5402 (clean_function_local_data): Break out from ...
5403 (clean_function): ... here.
5404 (copy_local_bitmap, copy_global_bitmap): New functions.
5405 (duplicate_node_data, remove_node_data): New functions.
5406 (generate_summary): Register hooks; use visibility instead of
5408 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5409 * ipa-reference.h (ipa_reference_local_vars_info_d,
5410 ipa_reference_global_vars_info_d,
5411 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5412 ipa_reference_vars_info_t): Move to ipa-reference.c
5413 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5415 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5416 ipa_reference_get_not_read_global,
5417 ipa_reference_get_not_written_global): Update prototype.
5418 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5419 (init_state): Remove.
5420 (node_duplication_hook_holder, node_removal_hook_holder): New.
5421 (get_function_state, set_function_state): Use VECtor.
5422 (analyze_function): Check body availability.
5423 (add_new_function): Likewise.
5424 (duplicate_node_data, remove_node_data): New.
5425 (generate_summary): Register hooks; do not care about clones.
5426 (propafate): Do not care about clones; recursive functions are
5428 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5429 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5430 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5432 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5433 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5434 Update call of ipa-reference accesors.
5436 2008-09-18 Simon Baldwin <simonb@google.com>
5438 * c-opts.c (c_common_handle_option): Add handling for
5439 -Wbuiltin-macro-redefined command line option.
5440 * c.opt: Added builtin-macro-redefined option.
5441 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5444 2008-09-18 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/37258
5447 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5448 and signedness for integral types.
5449 (vn_phi_eq): Require compatible types.
5451 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5454 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5455 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5457 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5458 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5459 ggc_free other TREE_LIST nodes from that chain.
5460 * function.c (instantiate_decls): Instantiate also DECL_RTL
5461 of vars in cfun->local_decls, free that list afterwards.
5463 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5465 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5466 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5468 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5470 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5471 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5473 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5475 PR tree-optimization/37102
5476 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5477 from a node. Check to see if another PHI is dead.
5478 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5479 remove real PHIs which have no uses.
5480 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5482 2008-09-18 Richard Guenther <rguenther@suse.de>
5485 * tree-cfg.c (remove_useless_stmts_1): Remove
5486 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5488 2008-09-18 Nick Clifton <nickc@redhat.com>
5490 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5491 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5492 to frv_secondary_reload_class.
5493 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5494 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5495 (frv_secondary_reload_class): Omit unused parameter.
5496 (frv_secondary_reload): New function. Handle the case when
5497 secondary_reload_class() is called before the reload_(in|out)
5498 _optabs have been initialised.
5499 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5501 * config/frv/frv.md: Define an exclusion set between fr550_m0
5504 2008-09-18 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/37456
5507 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5508 want to insert after ends a BB insert on the single fallthru
5511 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5513 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5514 Mention -march=z9-109, z9-ec and z10.
5516 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5518 PR rtl-optimization/37544
5519 * regrename.c (maybe_mode_change): Exit early when copy_mode
5520 is narrower than orig_mode and narrower than new_mode.
5522 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5525 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5527 * sched-rgn.c (ref_counts): Remove.
5528 (insn_referenced): New static variable.
5529 (INSN_REF_COUNT): Remove.
5530 (sched_run_compute_dependencies): Use insn_referenced instead of
5532 (add_branch_dependences): Likewise. Delete dead assignment.
5534 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5536 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5537 consumer is an asm. Add comment why this is important.
5538 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5539 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5541 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5543 * expr.c (emit_group_store): Do not shift before moving via a
5546 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5548 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5549 from aggregate to non-aggregate type if the bit pattern is not fully
5550 preserved afterwards.
5552 2008-09-17 Richard Guenther <rguenther@suse.de>
5554 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5555 (verify_gimple_assign): ... this. Split into ...
5556 (verify_gimple_assign_unary): ... this,
5557 (verify_gimple_assign_binary): ... that,
5558 (verify_gimple_assign_single): ... and this.
5559 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5560 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5561 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5562 (verify_types_in_gimple_reference): Be forgiving with
5564 (verify_gimple_phi): Deal with virtual operands.
5566 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5568 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5570 * tree.c (get_callee_fndecl): Don't call the language hook.
5571 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5572 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5573 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5575 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5577 * tree.c (protected_set_expr_location): Don't unnecessarily
5578 check for error_mark_node.
5580 2008-09-17 Art Haas <ahaas@impactweather.com>
5582 * ipa-reference.c (analyze_function): Declare step only if
5583 ENABLE_CHECKING is defined.
5585 2008-09-17 Jan Hubicka <jh@suse.cz>
5588 * tree.h (DECL_INLINE): remove.
5589 (DECL_DECLARED_INLINE_P): Update docs.
5590 (DECL_NO_INLINE_WARNING_P): new.
5591 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5592 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5594 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5595 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5598 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5601 2008-09-17 Jan Hubicka <jh@suse.cz>
5603 * ipa-reference.c (ipa_obstack): Remove.
5604 (local_info_obstack, global_info_obstack): New.
5605 (add_static_var): We now handle variables only.
5606 (mark_address_taken, mark_load, mark_store): New functions based on ...
5607 (check_operand): ... remove.
5608 (get_asm_stmt_operands): Rename to ...
5609 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5610 (scan_stmt_for_static_refs): Rewrite.
5611 (scan_op_for_static_refs): Rename to ...
5612 (scan_initializer_for_static_refs): do not look for VAR_DECL
5613 initializers; stop recursion on types and decls.
5614 (ipa_init): Use proper obstacks.
5615 (analyze_variable): Use scan_initializer_for_static_refs.
5616 (init_function_info): Use local obstack.
5617 (analyze_function): Simplify.
5618 (add_new_function): We don't need visited_nodes obstack.
5619 (generate_summary): Use proper obstacks; cleanup after propagation.
5621 2008-09-17 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/37491
5625 * alias.c (get_alias_set): Use the canonical type.
5626 * tree-vect-transform.c (vectorizable_store): Use the type of
5627 the lhs for the vector type. Adjust checking.
5628 (vectorizable_load): Adjust checking.
5630 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5631 Adam Nemet <anemet@caviumnetworks.com>
5633 PR rtl-optimization/37483
5634 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5635 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5636 Rearrange code to better match the original comment. Check
5637 t_unconditional first. Improve comment.
5639 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5642 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5643 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5646 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5647 GIMPLE_TRY if cleanup sequence is empty.
5649 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5652 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5653 eliminate IV if the cost are the same.
5655 2008-09-16 Richard Guenther <rguenther@suse.de>
5658 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5661 2008-09-16 Richard Guenther <rguenther@suse.de>
5663 PR tree-optimization/37508
5664 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5666 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5668 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5670 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5672 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5673 use gen_floatdidf2 directly.
5674 (floatunssidf2): Likewise.
5675 (floatsidf_ppc64_mfpgpr): Remove.
5676 (floatsidf_ppc64): Remove.
5677 (floatunssidf_ppc64): Remove.
5679 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5681 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5682 rather than update_cost_queue.
5684 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5685 in every call starting with the second one, instead of only when
5686 alias_bitmap_obstack.elements != NULL.
5688 * tree-predcom.c (filter_suitable_components): Free all refs in
5689 act->refs vector before calling release_component.
5690 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5692 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5694 * tree-loop-linear.c (linear_transform_loops): Initialize
5695 lambda_obstack only after calling perfect_loop_nest_depth.
5696 Goto free_and_continue instead of just continue for later failures.
5699 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5702 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5704 2008-09-14 Andreas Schwab <schwab@suse.de>
5706 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5708 2008-09-14 Jan Hubicka <jh@suse.cz>
5710 * invoke.texi (-fconserve-stack): Document.
5711 * opts.c (decode_options): Handle conserve_stack.
5712 * common.opt (fconvserve_stack): New.
5714 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5716 * config.host: Add x-aix to host_xmake_file.
5717 * config/rs6000/t-aix52: Do not override LDFLAGS.
5718 * config/rs6000/x-aix: New file.
5720 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5726 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5727 is not recognized as a valid register usage. Allow REG_X to be used
5729 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5730 forces a reload when using a base register.
5732 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5734 * config/i386/cygming-crtend.c (register_frame_ctor): If
5735 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5736 directly with atexit.
5737 (deregister_frame_ctor): Rename to ...
5738 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5739 if !DEFAULT_USE_CXA_ATEXIT.
5741 2008-09-13 Jan Hubicka <jh@suse.cz>
5743 * cgraph.c: Include value-prof.h
5744 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5746 2008-09-13 Jan Hubicka <jh@suse.cz>
5749 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5750 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5751 tree_gen_one_value_profiler, tree_gen_average_profiler,
5752 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5754 2008-09-13 Jan Hubicka <jh@suse.cz>
5756 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5757 too many bytes on misalligned blocks.
5759 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5761 * doc/cfg.texi: Fix some typos.
5762 * doc/extend.texi: Likewise.
5763 * doc/install.texi: Likewise.
5764 * doc/invoke.texi: Likewise.
5765 * doc/rtl.texi: Likewise.
5766 * doc/tree-ssa.texi: Likewise.
5768 2008-09-13 Richard Guenther <rguenther@suse.de>
5771 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5772 gimple stores for memory rhs.
5774 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5776 PR rtl-optimization/37489
5777 * cse.c (fold_rtx): Don't return const_true_rtx for float
5778 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5780 2008-09-13 Jan Hubicka <jh@suse.cz>
5782 PR tree-optimization/37392
5783 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5785 2008-09-13 Martin Jambor <mjambor@suse.cz>
5786 Jan Hubicka <jh@suse.cz>
5788 * cgraph.c (free_edges): New variable.
5789 (NEXT_FREE_EDGE): New macro.
5790 (cgraph_free_edge): New function.
5791 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5792 (cgraph_node_remove_callees): Likewise.
5793 (cgraph_node_remove_callers): Likewise.
5794 (cgraph_create_edge): Reuse edges from the free list. Do not
5795 update uid if doing so.
5796 (cgraph_remove_*_hook): Add free call.
5798 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5800 * ira-color.c (conflict_allocno_vec): Delete.
5801 (update_cost_queue_elem): New structure.
5802 (update_cost_queue): New variable.
5803 (update_cost_queue_tail): Likewise.
5804 (update_cost_queue_elems): Likewise.
5805 (allocno_update_cost_check): Delete.
5806 (initiate_cost_update): Allocate update_cost_queue_elems
5807 instead of allocno_update_cost_check.
5808 (finish_cost_update): Update the free()s accordingly.
5809 (start_update_cost): New function.
5810 (queue_update_cost): Likewise.
5811 (get_next_update_cost): Likewise.
5812 (update_copy_costs_1): Inline into...
5813 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5814 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5815 once we've established they are equal. Don't allocate update
5816 costs if there is nothing to add to them.
5817 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5818 DIVISOR arguments. Use a queue instead of recursive calls;
5819 process all the allocnos in the initial queue, rather than
5821 (assign_hard_reg): Use queue_update_cost instead of
5822 conflict_allocno_vec. Queue coalesced allocnos instead
5823 of calling update_conflict_hard_regno_costs for each one.
5824 Just call update_conflict_hard_regno_costs once for the
5826 (ira_color): Remove conflict_allocno_vec handling.
5828 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5830 PR tree-optimization/37484
5831 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5832 (save_var_name): Same.
5833 (initialize_cloog_names): Same.
5834 (initialize_cloog_names): Same.
5836 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5838 * tree-scalar-evolution.c (set_instantiated_value): Set
5841 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5845 * ira-build.c (common_loop_tree_node_dominator): Remove.
5846 (copy_live_ranges_to_removed_store_destinations): New function.
5847 (regno_top_level_allocno_map): Move to top level from ...
5848 (ira_flattening): ... here. Use
5849 copy_live_ranges_to_removed_store_destinations.
5851 * ira-emit.c (generate_edge_moves): Fix a comment.
5853 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5856 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5857 scratch register after 'set' pattern.
5859 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5861 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5862 information passed to mark_reg_pointer.
5863 * explow.c (force_reg): Likewise.
5865 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5867 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5868 when building for the celledp architecture.
5870 2008-09-12 Richard Guenther <rguenther@suse.de>
5872 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5874 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5876 PR rtl-optimization/37424
5877 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5878 the regnos instead of the addresses.
5880 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5882 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5884 2008-09-11 Richard Guenther <rguenther@suse.de>
5886 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5887 entering the weaker equivalence recording.
5889 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5891 2008-09-11 Jeff Law <law@redhat.com>
5893 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5894 by assign_stack_local on the IRA path for stack slot sharing
5895 as well as the non-IRA path.
5897 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/i386.h: Fix whitespace issues.
5901 2008-09-11 Martin Jambor <mjambor@suse.cz>
5903 * ipa-prop.h (struct ipa_param_flags): Removed.
5904 (struct ipa_param_descriptor): New structure.
5905 (struct ipa_node_params): ipcp_lattices, param_decls and
5906 param_flags moved to ipa_param_description.
5907 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5908 descriptors. Renamed all users.
5909 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5910 changed to access descriptors. Renamed all users.
5911 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5912 to access descriptors. Renamed all users.
5913 * ipa-cp.c (ipcp_init_cloned_node): Call
5914 ipa_initialize_node_params instead of ipa_count_formal_params and
5915 ipa_create_param_decls_array.
5916 (ipcp_analyze_node): Likewise.
5917 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5918 descriptors. Renamed all users.
5919 (ipcp_initialize_node_lattices): Remove allocation.
5920 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5921 ipa_initialize_node_params instead of ipa_count_formal_params and
5922 ipa_create_param_decls_array.
5923 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5924 ipa_populate_param_decls, made static, added parameter info,
5925 renamed mt to node, removed allocation, changed to use
5927 (ipa_count_formal_params): Made static, added parameter info,
5929 (ipa_initialize_node_params): New function.
5930 (ipa_check_stmt_modifications): Changed to use descriptors.
5931 (ipa_detect_param_modifications): Removed allocation, changed to
5933 (ipa_note_param_call): Changed to use descriptors.
5934 (ipa_analyze_params_uses): Removed allocation.
5935 (ipa_free_node_params_substructures): Changed to use descriptors.
5936 (ipa_edge_duplication_hook): Use the unused attribute.
5937 (ipa_node_duplication_hook): Use the unused attribute, changed to
5938 use descriptors, changed to duplicate descriptors.
5940 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5941 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5942 indirect inlining. Made static.
5943 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5944 functions called only once.
5945 (cgraph_decide_recursive_inlining): Don't call
5946 ipa_propagate_indirect_call_infos, pass new_edges to
5947 cgraph_mark_inline_edge instead.
5948 (cgraph_decide_inlining_of_small_functions): Don't call
5949 ipa_propagate_indirect_call_infos, pass new_edges to
5950 cgraph_mark_inline_edge instead.
5951 (cgraph_decide_inlining): Don't call
5952 ipa_propagate_indirect_call_infos.
5953 * ipa-prop.c: Check that vectors are allocated.
5955 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5956 iff a new cgraph edges have been created.
5957 (cgraph_decide_inlining): New variable redo_always_inline.
5958 Flattening and always_inlining loop until callgraph stabilizes.
5959 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5960 true iff new cgraph edges have been created.
5961 (propagate_info_to_inlined_callees): Likewise.
5962 (ipa_propagate_indirect_call_infos): Likewise.
5964 2008-09-11 Richard Guenther <rguenther@suse.de>
5966 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5967 (set_prologue_iterations): Likewise.
5968 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5970 (vect_update_init_of_dr): Likewise.
5971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5973 * fold-const.c (fold_unary): Do not generate calculations
5976 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5978 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5979 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5980 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5982 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5984 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5985 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5986 before finalizing the changes.
5987 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5989 (simplify_truth_ops_using_ranges): New.
5990 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5991 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5992 whether a simplification was made.
5993 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5994 use a switch statement and also call simplify_truth_ops_using_ranges.
5996 2008-09-11 Jan Hubicka <jh@suse.cz>
5998 * ggc-common.c (loc_array): Make static.
5999 * dce.c (rest_of_handle_ud_dce): Free worklist.
6001 2008-09-11 Jan Hubicka <jh@suse.cz>
6003 * cgraph.c (cgraph_release_function_body): Plug memory leak on
6004 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
6005 function so we are sure we do not dangle it forever.
6006 * function.c (outer_function_chain, find_function_data): Remove.
6007 (function_context_stack): New.
6008 (push_function_context, pop_function_context): Update.
6009 * function.h (struct function): Remove pointer outer.
6010 (outer_function_chain, find_function_data): Remove.
6011 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
6013 2008-09-11 Jan Hubicka <jh@suse.cz>
6016 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
6018 2008-09-11 Jan Hubicka <jh@suse.cz>
6020 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
6022 2008-09-11 Jan Hubicka <jh@suse.cz>
6024 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
6025 (free_var_map_entry): New function.
6026 (redirect_edge_var_map_destroy): Use it.
6028 2008-09-11 Jan Hubicka <jh@suse.cz>
6031 * tree-inline.c (add_lexical_block): Replace with ...
6032 (prepend_lexical_block): ... prepend at begginig.
6033 (remap_blocks): Use it and reverse later.
6034 (expand_call_inline): Use prepend_lexical_block.
6036 2008-09-11 Jan Hubicka <jh@suse.cz>
6038 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6040 2008-09-11 Jan Hubicka <jh@suse.cz>
6042 * function.c (free_after_compilation): Call insn_locators_free.
6043 * cfglayout.c (insn_locators_free): New function.
6044 * rtl.h (insn_locators_free): Declare.
6046 2008-09-11 Jan Hubicka <jh@suse.cz>
6048 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6050 (cond_move_process_if_block): Update call.
6052 2008-09-11 Jan Hubicka <jh@suse.cz>
6054 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6055 * vec.c: Include hashtab.h
6056 (vec_descriptor, ptr_hash_entry): New structures.
6057 (vec_desc_hash, vec_ptr_map): New static variables.
6058 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6059 register_overhead, free_overhead, vec_heap_free): New functions.
6060 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6061 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6062 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6065 2008-09-11 Ira Rosen <irar@il.ibm.com>
6067 PR tree-optimization/37474
6068 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6069 length of load permutation.
6071 2008-09-11 Andreas Schwab <schwab@suse.de>
6073 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6075 2008-09-11 Jakub Jelinek <jakub@redhat.com>
6078 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6079 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6080 simplify_gen_subreg.
6082 2008-09-11 Ira Rosen <irar@il.ibm.com>
6084 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6087 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6090 * gimplify.c (gimplify_body): Call default_rtl_profile.
6093 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6094 instead of tok->val.node if not expanding to something else. Handle
6095 intervening CPP_PADDING tokens.
6096 (altivec_categorize_keyword): Remove unneeded comparisons.
6098 2008-09-10 Richard Guenther <rguenther@suse.de>
6100 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6102 2008-09-10 Richard Guenther <rguenther@suse.de>
6105 * tree-inline.c (insert_init_stmt): Make sure to not
6106 insert invalid gimple stores.
6108 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6110 PR tree-optimization/37388
6111 * toplev.c (process_options): Fail and warn when graphite
6112 flags are used, but the compiler has not been configured
6113 with graphite libraries.
6114 * graphite.c (graphite_transform_loops): Remove printfs
6115 to dump_file for the case when graphite is not available.
6117 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6120 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6121 the even element into register.
6122 (ix86_expand_vector_init_general): Don't use
6123 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6124 if we can't move from GPR to SSE register directly.
6126 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6128 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6129 not lose track of the number of NOPs needed. Number of NOPs needed
6130 for sync vs. loads workaround was switched; corrected. Run second
6131 pass for all workarounds. No NOPs needed after call insns. Change
6132 second pass to use find_next_insn_start and find_load helpers in order
6133 to properly detect parallel insns.
6134 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6136 2008-09-10 Jan Hubicka <jh@suse.cz>
6138 * value-prof.c (gimple_ic): Fix tuplification bug.
6139 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6142 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6144 PR tree-optimization/37353
6145 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6146 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6147 calls instead of cond_dead_built_in_calls.
6148 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6149 initalize the vector only before adding first entry. Use VEC_safe_push
6150 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6151 shrink_wrap_conditional_dead_built_in_calls call.
6153 2008-09-10 Ira Rosen <irar@il.ibm.com>
6155 PR tree-optimization/37385
6156 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6157 argument, and use it as a vector type if not NULL.
6158 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6160 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6161 additional argument.
6162 (vectorizable_load): Likewise.
6164 2008-09-10 Jakub Jelinek <jakub@redhat.com>
6166 * config/i386/i386.md (SWI32): New mode iterator.
6167 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6170 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6172 PR rtl-optimization/37435
6173 * caller-save.c (insert_restore, insert_save): Check the mode by
6176 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6179 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6181 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6184 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6186 * doc/invoke.texi (ARM Options): Correct errors in discussion
6187 of -mfloat-abi, -mhard-float, and -msoft-float.
6189 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6190 Jan Hubicka <jh@suse.cz>
6193 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6194 calling gimple_regimplify_operands on it. Iterate over all newly
6195 added statements, not just the last one.
6196 (insert_init_stmt): Insert stmt into seq first, then call
6197 gimple_regimplify_operands on it. Don't create new gimplification
6198 context, nor find referenced vars.
6200 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6203 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6204 to pointer to vector pointer.
6205 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6206 propagate_info_to_inlined_callees): Likewise.
6207 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6208 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6209 ipa_check_create_edge_args.
6210 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6211 argument to pointer to vector pointer.
6212 (cgraph_decide_inlining_of_small_function): Adjust
6213 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6217 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6218 optimizing for size, not speed.
6220 PR rtl-optimization/37408
6221 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6222 if parm is promoted.
6224 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6226 PR tree-optimization/37375
6227 * tree-scalar-evolution.c (scev_info_str): Add field
6229 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6230 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6231 set_instantiated_value): Pass instantiated_below.
6232 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6234 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6235 the definitions are not instantiated.
6237 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6238 (block_before_loop): New.
6239 * tree-data-ref.c (dr_analyze_indices): Update uses of
6241 * graphite.c (block_before_scop): New.
6242 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6243 basic block, not a loop for determining the parameters.
6244 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6246 (idx_record_params, find_params_in_bb, find_scop_parameters,
6247 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6248 to instantiate_scev.
6250 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6252 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6256 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6258 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6259 Check zero freq and increase if necessary.
6261 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6263 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6264 regno is in the right range. Add comments.
6266 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6268 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6270 * mips-tfile.c (copy_object): Cast alloca result to int *.
6271 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6273 Rename class to sclass.
6274 (read_tfile): Cast read_seek return values to proper types.
6275 Cast xcalloc return value to proper type.
6277 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6279 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6280 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6281 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6283 2008-09-09 Jan Hubicka <jh@suse.cz>
6285 * profile.c (is_edge_inconsistent): Add debug output; ignore
6286 negative count on fake edges.
6287 (is_inconsistent): Add debug output.
6289 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6291 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6293 (choose_ready): When first insn is chosen from the ready list, also
6296 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6298 PR rtl-optimization/37360
6299 * haifa-sched.c (max_issue): Do not assert that we never issue more
6300 insns than issue_rate. Add comment.
6302 2008-09-09 Richard Guenther <rguenther@suse.de>
6304 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6305 (verify_types_in_gimple_call): Rename to ...
6306 (verify_gimple_call): ... this. Enhance.
6307 (verify_types_in_gimple_cond): Remove.
6308 (verify_gimple_comparison): New function ...
6309 (verify_types_in_gimple_assign): ... split out from here.
6310 (verify_types_in_gimple_return): Rename to ...
6311 (verify_gimple_return): ... this. Enhance.
6312 (verify_types_in_gimple_switch): Rename to ...
6313 (verify_gimple_switch): ... this. Enhance.
6314 (verify_gimple_goto): New function.
6315 (verify_types_in_gimple_phi): Rename to ...
6316 (verify_gimple_phi): ... this. Enhance.
6317 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6318 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6319 (verify_types_in_gimple_seq_2): Remove cases handled in
6320 verify_types_in_gimple_stmt.
6322 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6324 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6325 (push_multiple_operation, pop_multiple_operation): Set it.
6326 (workaround_rts_anomaly): New function.
6327 (workaround_speculation): New function, broken out of bfin_reorg.
6328 (bfin_reorg): Call the new functions.
6330 2008-09-09 Richard Guenther <rguenther@suse.de>
6334 * gimplify.c (gimplify_conversion): Change conversions of
6335 non-register type to VIEW_CONVERT_EXPRs.
6336 (gimplify_addr_expr): If we need to make the operand
6337 addressable make sure to use a properly initialized
6338 temporary for that so it gets a valid gimple store.
6340 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6342 * function.h (struct function): Add function_start_locus.
6343 * cfgexpand.c (gimple_expand_cfg): Use it.
6344 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6346 2008-09-09 Richard Guenther <rguenther@suse.de>
6348 PR tree-optimization/37433
6349 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6352 2008-09-09 Richard Guenther <rguenther@suse.de>
6354 PR tree-optimization/37387
6355 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6356 and bits to a common type.
6358 2008-09-09 Nick Clifton <nickc@redhat.com>
6360 * config/v850/v850.md (return): Restore frame size restriction.
6362 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6364 * c-common.c (c_expand_decl): Remove.
6365 * c-common.h (anon_aggr_type_p): Remove prototype.
6366 (DECL_ANON_UNION_ELEMS): Remove.
6367 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6368 * c-decl.c (anon_aggr_type_p): Remove.
6369 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6370 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6371 * langhooks.h (struct lang_hooks): Remove expand_decl.
6372 * langhooks.c (lhd_expand_decl): Remove.
6373 * stmt.c (expand_anon_union_decl): Remove.
6374 * tree.h (expand_anon_union_decl): Remove prototype.
6376 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6379 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6381 * config/avr/avr.md (QISI): Define mode iterator.
6382 (negated_tst<mode>): Redefine as split using mode macro.
6383 (reversed_tstqi): Define insn as reversed compare with zero.
6384 (reversed_tsthi): Ditto.
6385 (reversed_tstsi): Ditto.
6387 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6390 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6391 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6394 * predict.c (optimize_function_for_size_p): Don't segfault if
6396 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6397 tree_swap_operands_p): Don't test cfun != NULL before calling
6398 optimize_function_for_s*_p.
6400 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6402 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6405 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6407 * crx/crx.h (IRA_COVER_CLASSES): Define.
6409 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6412 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6413 even when a stmt has been gimple_modified_p, but after fold_stmt is
6414 not any longer. Remove unneeded may_have_exposed_new_symbols
6417 2008-09-08 Richard Guenther <rguenther@suse.de>
6419 PR tree-optimization/37421
6420 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6423 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6426 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6428 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6431 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6432 * pa-hpux10.h (LINK_SPEC): Likewise.
6433 * pa-hpux11.h (LINK_SPEC): Likewise.
6435 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6437 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6438 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6440 2008-09-07 Helge Deller <deller@gmx.de>
6442 * pa/linux-atomic.c: New file.
6443 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6444 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6446 2008-09-07 Richard Guenther <rguenther@suse.de>
6447 Ira Rosen <irar@il.ibm.com>
6449 PR tree-optimization/36630
6450 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6451 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6453 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6454 Ira Rosen <irar@il.ibm.com>
6456 PR tree-optimization/35642
6457 * config/rs6000/altivec.md (mulv8hi3): Implement.
6459 2008-09-06 Jeff Law <law@redhat.com>
6461 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6463 2008-09-06 Jan Hubicka <jh@suse.cz>
6465 PR tree-optimization/14703
6466 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6468 * passes.c (init_optimization_passes): Recompute inline parameters.
6470 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6472 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6475 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6476 Peter Fuerst <post@pfrst.de>
6478 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6479 * doc/extend.texi: Document __builtin_mips_cache.
6480 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6481 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6482 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6483 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6484 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6485 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6486 (set_push_mips_isas): New variable.
6487 (mips_r10k_cache_barrier): New variable.
6488 (cache): New availability predicate.
6489 (mips_builtins): Add an entry for __builtin_mips_cache.
6490 (mips_build_cvpointer_type): New function.
6491 (MIPS_ATYPE_CVPOINTER): New macro.
6492 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6494 (r10k_simplified_address_p, r10k_simplify_address)
6495 (r10k_uncached_address_p, r10k_safe_address_p)
6496 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6497 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6498 (r10k_insert_cache_barriers): New functions.
6499 (mips_reorg_process_insns): Delete cache barriers after a
6500 branch-likely instruction.
6501 (mips_reorg): Call r10k_insert_cache_barriers.
6502 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6503 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6504 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6505 (mips_cache, r10k_cache_barrier): New define_insns.
6507 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6509 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6510 * ira-color.c (setup_allocno_left_conflicts_num): Use
6511 hard_reg_set_equal_p instead of a comparison with
6512 ira_zero_hard_reg_set.
6513 * ira.c (setup_reg_subclasses): Likewise.
6514 (setup_cover_and_important_classes): Likewise.
6515 (setup_class_translate): Likewise.
6516 (setup_reg_class_intersect_union): Likewise.
6517 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6518 (ira_init_once): Don't initialize them.
6520 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6522 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6524 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6526 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6528 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6530 Improved branch hints, safe hints, and scheduling.
6532 * haifa-sched.c (sched_emit_insn): Define.
6533 * sched-int.h (sched_emit_insn): Add prototype.
6534 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6535 -mhint-max-distance -msafe-hints): Document.
6536 * config/spu/spu.c (spu_flag_var_tracking): New.
6537 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6538 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6539 TARGET_ASM_FILE_START): Define.
6540 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6541 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6542 (spu_emit_branch_hint): Add blocks argument.
6543 (insert_branch_hints, insert_nops): Remove.
6544 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6545 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6546 spu_sched_reorder, asm_file_start): New functions.
6547 (clock_var, spu_sched_length, pipe0_clock,
6548 pipe1_clock, prev_clock_var, prev_priority,
6549 spu_ls_first, prev_ls_clock): New static variables.
6550 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6551 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6552 (nopn_nv): Add a non-volatile version of nop.
6553 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6554 -mhint-max-distance, -msafe-hints): New options.
6556 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6557 Samuel Tardieu <sam@rfc1149.net>
6559 * opts.c (decode_options): Combine nested if statements.
6562 * opts.c (decode_options): Handle more relationships among
6563 unit-at-a-time, toplevel-reorder, and section-anchors.
6565 2008-09-05 David Daney <ddaney@avtrex.com>
6567 * doc/install.texi (--enable-reduced-reflection): Document new option.
6569 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6571 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6573 (constantpool_operand): New.
6574 (move_operand): Disallow sub-word modes for the constant pool.
6575 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6576 (xtensa_secondary_reload_class): Replace with....
6577 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6578 Set icode for sub-word reloads from the constant pool.
6579 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6580 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6581 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6582 * config/xtensa/xtensa-protos.h: Update prototypes.
6584 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6586 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6587 (REG_CLASS_NAMES): Update.
6588 (REG_CLASS_CONTENTS): Update.
6589 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6590 of ALL_REGS for regs 77 and 78.
6591 * function.c (instantiate_virtual_regs_in_insn): Assert that
6592 return value of simplify_gen_subreg is not NULL.
6594 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6596 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6597 (gen_rtvec_v): Fix coding standards.
6599 2008-09-04 Jan Hubicka <jh@suse.cz>
6601 * i386.c (decide_alg): Be more conservative about optimizing for size.
6603 2008-09-04 Ian Lance Taylor <iant@google.com>
6605 * varasm.c (narrowing_initializer_constant_valid_p): New
6607 (initializer_constant_valid_p): Call it.
6609 2008-09-04 Jeff Law <law@redhat.com>
6611 * fold-const.c (native_encode_real): Fix computation of WORDS.
6612 (native_interpret_real): Likewise.
6614 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6616 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6618 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6620 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6621 that the cost is already taken into account in ira-costs.c
6623 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6625 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6626 ira_debug_copies): New.
6627 (ira_bulid): Call print_copies.
6629 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6631 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6634 * config/rs6000/rs6000.c (optimization_options): Remove check of
6635 flag_toplevel_order.
6637 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6639 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6640 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6641 second operand is a reg_imm10_operand.
6642 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6643 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6644 (*seq_<GPR:mode><GPR2:mode>): Rename to
6645 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6647 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6648 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6650 (*sne_<GPR:mode><GPR2:mode>): Rename to
6651 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6654 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6656 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6657 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6658 combining an arithmetic right shift by more than 31 and a
6659 trunction. Don't match for out-of-range shift amounts. Set
6660 attribute mode to <MODE>.
6661 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6662 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6663 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6664 shifts by less than 32.
6665 (extv): Change predicate on first operand to accept registers.
6666 Change predicate of the other operands from immediate_operand to
6667 const_int_operand. Expand exts when source is a register.
6668 (extzv): Change predicate of the constant operands from
6669 immediate_operand to const_int_operand.
6670 (extzv<mode>): Change predicate of the constant operands from
6671 immediate_operand to const_int_operand and no constraint. Also
6673 (*extzv_trunc<mode>_exts): New pattern.
6675 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6677 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6678 * config/mips/mips-protos.h (mask_low_and_shift_p,
6679 mask_low_and_shift_len): Declare.
6680 * config/mips/mips.c (mask_low_and_shift_p,
6681 mask_low_and_shift_len): New functions.
6682 (mips_print_operand): Handle new operand prefix "m".
6683 * config/mips/mips.md (*cins<mode>): New pattern.
6685 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6687 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6688 optimizing for size.
6690 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6692 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6693 regardless of epilogue_completed.
6695 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6698 * ira-lives.c (process_bb_node_lives): Check setjmp.
6700 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6703 * ira-build.c (form_loop_tree): Reverse BB walk.
6704 (create_bb_allocnos): Likewise.
6705 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6706 (mark_reg_store): Rename to...
6707 (mark_ref_live): ...this and take a df_ref argument instead of
6708 note_stores arguments. Assert that we have a register.
6709 (mark_reg_clobber): Delete.
6710 (def_conflicts_with_inputs_p): New function.
6711 (mark_reg_conflicts): Delete.
6712 (mark_reg_death): Rename to...
6713 (mark_ref_dead): ...this and take a df_ref argument instead of
6714 a register. Assert that we have a register.
6715 (process_bb_node_lives): Hoist frequency calculation out of
6716 instruction walk. Convert from a forwards scan to a backwards scan.
6717 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6718 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6719 (create_allocno_live_ranges): Don't create regs_set.
6721 2008-09-04 Ian Lance Taylor <iant@google.com>
6723 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6724 or REG_LABEL_TARGET.
6725 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6726 comparing MODE with MEM.
6727 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6728 comparing with GF_PREDICT_TAKEN.
6729 (gimple_get_lhs): Change code to enum gimple_code.
6730 (gimple_set_lhs): Likewise.
6731 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6732 * omp-low.c (find_omp_clause): Change kind parameter to enum
6734 * tree-flow.h (find_omp_clause): Update declaration.
6735 * regrename.c (clear_dead_regs): Change kind parameter to enum
6737 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6739 * see.c (see_get_extension_data): Change return type to enum
6740 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6741 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6742 (see_gen_normalized_extension): Change extension_code parameter to
6744 (see_seek_pre_extension_expr): Change extension_code to enum
6746 (see_merge_one_def_extension): Likewise.
6747 (see_handle_relevant_defs): Likewise.
6748 (see_handle_relevant_uses): Likewise.
6749 (see_analyze_one_def): Likewise.
6750 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6751 GIMPLE_ASM rather than ASM_EXPR.
6752 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6753 GIMPLE_RETURN rather than RETURN_EXPR.
6754 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6755 (evaluate_stmt): Likewise.
6756 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6757 to enum vect_relevant.
6758 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6759 compare gimple codes with tree codes.
6761 2008-09-04 Paul Brook <paul@codesourcery.com>
6763 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6765 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6767 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6768 pointer check lost in the recent no-unit-at-a-time patch.
6770 2008-09-04 Jan Hubicka <jh@suse.cz>
6773 * tree-switch-conversion.c (check_final_bb): Accept only IP
6776 2008-09-04 Jan Hubicka <jh@suse.cz>
6778 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6780 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6781 using_ranges argument.
6782 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6783 (vrp_visit_cond_stmt): Update call of
6784 vrp_evaluate_conditional_warnv_with_ops
6786 2008-09-04 Jan Hubicka <jh@suse.cz>
6788 PR tree-optimization/37345
6789 PR tree-optimization/37358
6790 PR tree-optimization/37357
6791 * tree.c (build_function_type_skip_args): Build distinct type copy;
6793 (build_function_decl_skip_args): Set type of new decl not orig decl;
6794 clear DECL_VINDEX for methods turned into functions.
6796 2008-09-04 Nick Clifton <nickc@redhat.com>
6798 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6799 * configure: Regenerate.
6800 * config.in: Regenerate.
6801 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6802 alignment field, if it is supported.
6804 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6806 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6809 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6811 * config/rs6000/rs6000.c (processor_target_table): Do not
6812 enable VMX for POWER6.
6814 2008-09-03 Anton Blanchard <anton@samba.org>
6816 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6817 emit memory barrier before operation.
6819 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6822 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6823 default_elf_asm_output_external.
6825 2008-09-03 Jeff Law <law@redhat.com>
6827 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6829 2008-09-03 Richard Henderson <rth@redhat.com>
6831 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6832 memory barrier to below the test-and-set.
6833 (alpha_split_lock_test_and_set_12): Likewise.
6835 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6839 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6842 * ira-color.c (print_loop_title): Use all_allocnos.
6843 (color_pass): Ditto. Don't add border_allocnos. Check that
6844 subloop allocno in the correspdoning bitmap all_allocnos.
6846 * ira-emit.c (change_loop): Use all_allocnos.
6848 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6849 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6850 (create_cap_allocno): Remove setting mentioned_allocnos.
6851 (create_insn_allocnos): Ditto.
6852 (remove_unnecessary_allocnos): Use all_allocnos.
6853 (check_allocno_creation): Check that allocnos are in the
6854 corresponding bitmap all_allocnos.
6856 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6860 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6861 (process_regs_for_copy): Process subregs. Refine check when cost
6862 is taken into account in ira-costs.c.
6863 (process_reg_shuffles): Use REG_SUBREG_P.
6864 (add_insn_allocno_copies): Ditto. Ignore modes.
6866 * ira-color.c (conflict_allocno_vec): New.
6867 (COST_HOP_DIVISOR): New macro.
6868 (update_copy_costs_1): Use it.
6869 (update_conflict_hard_regno_costs): New function.
6870 (assign_hard_reg): Use it.
6871 (ira_color): Allocate and free conflict_allocno_vec.
6873 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6877 * ira-int.h (ira_sort_insn_chain): Remove.
6879 * ira.c (basic_block_order_nums, chain_insn_order,
6880 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6881 (ira): Don't call ira_sort_insn_chain.
6883 * reload1.c (reload): Don't call ira_sort_insn_chain.
6885 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6888 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6889 which become non throw.
6890 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6891 update_call_expr after updating the flags on the decl.
6893 2008-09-03 Jan Hubicka <jh@suse.cz>
6895 PR tree-optimization/37315
6896 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6897 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6898 (cgraph_analyze_functions): Use node->analyzed
6899 (cgraph_mark_functions_to_output): Likewise.
6900 (cgraph_expand_function): All functions can be released after
6902 (cgraph_optimize): Use gimple_has_body_p.
6903 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6904 (cgraph_decide_inlining_incrementally): Likewise.
6905 (inline_transform): Inline transform.
6906 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6908 (inlinable_function_p): Drop gimple_body check.
6909 (expand_call_inline): Use gimple_has_body_p.
6910 * gimple.c (gimple_has_body_p): New.
6911 * gimple.h (gimple_has_body_p): Add prototype.
6912 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6913 (dump_function_to_file): Use gimple_has_body_p check.
6915 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6918 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6920 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6922 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6924 From Michael Frysinger <michael.frysinger@analog.com>
6925 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6926 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6929 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6932 * doc/extend.texi: Document picoChip builtin functions.
6933 * doc/invoke.texi: Document picoChip options.
6934 * doc/contrib.texi: Add picoChip contribution.
6935 * doc/md.texi: Document picoChip constraints.
6936 * config.gcc: Add picochip-*-*.
6937 * config/picochip/: Add new port.
6939 2008-09-03 Richard Guenther <rguenther@suse.de>
6941 PR tree-optimization/37328
6942 * tree-sra.c (sra_build_assignment): Gimplify properly.
6943 (generate_copy_inout): Take the correct stmt as definition,
6944 remove bogus assert.
6946 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6948 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6951 From Michael Frysinger <michael.frysinger@analog.com>
6952 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6954 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6956 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6957 (__gthread_setspecific): Revert 2008-08-31 change to
6958 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6960 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6962 * diagnostic.c (error_at): New.
6963 * toplev.h (error_at): New prototype.
6964 * c-typeck.c (build_array_ref): Call error_at instead of error.
6965 Pass location to pedwarn.
6967 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6969 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6971 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6973 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6974 VAR_DECL and CONST_DECL.
6976 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6977 Jakub Jelinek <jakub@redhat.com>
6979 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6980 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6981 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6982 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6983 Don't set ix86_save_varrargs_registers.
6984 (ix86_setup_incoming_varargs): Assume cum != NULL.
6985 (ix86_va_start): Check ix86_varargs_gpr_size and
6986 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6987 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6988 from frame pointer if ix86_varargs_gpr_size == 0.
6989 (ix86_compute_frame_layout): Updated.
6990 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6991 (ix86_varargs_gpr_size): Define.
6992 (ix86_varargs_fpr_size): Likewise.
6993 (machine_function): Remove save_varrargs_registers.
6994 Add varargs_gpr_size and varargs_fpr_size.
6996 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6998 * config/alpha/alpha.c (va_list_skip_additions,
6999 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
7000 (alpha_gimplify_va_arg): Call unshare_expr on second use of
7003 PR tree-optimization/36766
7004 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
7005 for already removed basic blocks.
7008 * real.c (real_maxval): Clear a lower bit to make real_maxval
7009 match get_max_float for IBM long double format.
7011 2008-09-02 Andreas Schwab <schwab@suse.de>
7013 * configure.ac: Use m4_quote to quote the expansion of m4_do.
7014 * configure: Regenerate.
7016 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
7018 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
7019 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
7020 checking for a non-VOID CONSTANT_P.
7022 2008-09-02 Jan Hubicka <jh@suse.cz>
7024 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
7025 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
7028 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7030 * expr.c (emit_group_store): Don't assert stack temp mode size.
7032 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
7033 Tobias Grosser <grosser@fim.uni-passau.de>
7034 Jan Sjodin <jan.sjodin@amd.com>
7035 Harsha Jagasia <harsha.jagasia@amd.com>
7036 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7037 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7038 Adrien Eliche <aeliche@isty.uvsq.fr>
7040 Merge from graphite branch.
7043 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7044 * doc/invoke.texi (-floop-block, -floop-interchange,
7045 -floop-strip-mine): Document new flags.
7046 * tree-into-ssa.c (gimple_vec): Moved...
7047 * tree-loop-distribution.c (rdg_component): Moved...
7048 * cfgloopmanip.c: Include tree-flow.h.
7049 (update_dominators_in_loop): New.
7050 (create_empty_if_region_on_edge): New.
7051 (create_empty_loop_on_edge): New.
7052 (loopify): Use update_dominators_in_loop.
7053 * tree-pass.h (pass_graphite_transforms): Declared.
7054 * configure: Regenerate.
7055 * tree-phinodes.c (make_phi_node): Export.
7056 (add_phi_node_to_bb): New, split from create_phi_node.
7057 * tree-chrec.c (for_each_scev_op): New.
7058 * tree-chrec.h (for_each_scev_op): Declared.
7059 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7060 (remove_statement): Call get_phi_with_result.
7061 * config.in (HAVE_cloog): Undef.
7062 * gdbinit.in (pgg): New.
7063 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7064 * tree-ssa-loop.c (graphite_transforms): New.
7065 (gate_graphite_transforms): New.
7066 (pass_graphite_transforms): New.
7067 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7068 HAVE_cloog): Defined.
7069 * tree-vectorizer.c (rename_variables_in_bb): Export.
7070 * tree-data-ref.c (dr_may_alias_p): Export.
7071 (stmt_simple_memref_p): New.
7072 (find_data_references_in_stmt): Export.
7073 (find_data_references_in_loop): Export.
7074 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7075 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7076 (create_rdg_vertices): Export.
7077 (build_empty_rdg): New.
7078 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7079 * tree-data-ref.h (rdg_component): ... here.
7081 (struct data_reference): Add a field scop.
7083 (find_data_references_in_loop): Declared.
7084 (find_data_references_in_stmt): Declared.
7085 (create_rdg_vertices): Declared.
7086 (dr_may_alias_p): Declared.
7087 (stmt_simple_memref_p): Declared.
7088 (struct rdg_edge): Add a field ddr_p relation.
7089 (build_empty_rdg): Declared.
7090 * lambda.h (lambda_matrix): Declare a VEC of.
7091 (find_induction_var_from_exit_cond): Declared.
7092 (lambda_vector_compare): New.
7093 * common.opt (fgraphite, floop-strip-mine,
7094 floop-interchange, floop-block): New flags.
7095 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7096 * cfgloop.c (is_loop_exit): New.
7097 * cfgloop.h (is_loop_exit): Declared.
7098 (create_empty_if_region_on_edge): Declared.
7099 (create_empty_loop_on_edge): Declared.
7100 * tree-flow.h (add_phi_node_to_bb): Declared.
7101 (make_phi_node): Declared.
7102 (rename_variables_in_bb): Declared.
7103 (perfect_loop_nest_depth): Declared.
7104 (graphite_transform_loops): Declared.
7105 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7106 (graphite.o-warn): Add -Wno-error.
7107 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7108 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7109 (INCLUDES): Add PPLINC, CLOOGINC.
7110 (OBJS-common): Add graphite.o.
7111 (graphite.o): Add rule.
7112 * gimple.h (gimple_vec): ... here.
7113 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7114 * passes.c (init_optimization_passes): Schedule
7115 pass_graphite_transforms.
7117 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
7120 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7121 and -fno-toplevel-reorder after handle_options.
7123 2008-09-02 Paul Brook <paul@codesourcery.com>
7125 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7126 (arm_override_options): Set arm_tune_cortex_a9.
7127 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7128 (arm_issue_rate): Handle cortexa9.
7129 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7130 * config/arm/arm-cores.def: Add cortex-a9.
7131 * config/arm/arm-tune.md: Regenerate.
7132 * config/arm/arm.md: Include cortex-a9.md.
7133 (generic_sched, generic_vfp): Add cortexa9.
7134 * config/arm/cortex-a9.md: New file.
7136 2008-09-02 Richard Guenther <rguenther@suse.de>
7138 PR tree-optimization/37327
7139 * tree-vrp.c (register_new_assert_for): Make sure to not have
7140 TREE_OVERFLOW set on the bound.
7142 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
7144 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7146 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7147 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7150 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
7152 * gcc/config/spu/spu.md (divdf3): Removed.
7154 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7156 PR tree-optimization/37095
7157 * cgraph.c (cgraph_node): When creating new cgraph node after
7158 assembler_name_hash has been populated, record it in the hash
7161 2008-09-01 Paul Brook <paul@codesourcery.com>
7163 * doc/invoke.texi: Document -mword-relocations.
7164 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7165 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7166 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7167 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7168 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7169 (arm_emit_movpair): New function.
7170 (arm_print_operand <c>): Handle sybolic addresses.
7171 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7172 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7173 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7174 * config/arm/arm.opt: Add -mword-relocations.
7175 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7176 (arm_movt, arm_movw): New.
7178 2008-09-01 Paul Brook <paul@codesourcery.com>
7180 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7181 Allow Interworking on ARMv4 EABI based targets.
7182 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7183 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7185 2008-09-01 Paul Brook <paul@codesourcery.com>
7187 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7188 optimized LT0 test. Remove optimization for GT.
7190 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7192 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7193 openmp applications.
7194 * pa-hpux11.h (LIB_SPEC): Likewise.
7196 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7199 2008-09-01 Jan Hubicka <jh@suse.cz>
7201 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7202 present, use only counts; when guessed use only frequencies.
7203 (estimate_bb_frequencies): Use function_frequency.
7204 * profile.c (compute_branch_probabilities): Exit early when
7205 profile reading failed. Set profile_status.
7206 (branch_prob): Do not set profile_status.
7208 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7210 * tree.c (protected_set_expr_location): New.
7211 * tree.h (protected_set_expr_location): New prototype.
7212 * c-tree.h (build_array_ref): Add argument.
7213 (parser_build_unary_op): Same.
7214 * c-typeck.c (build_indirect_ref): Handle new location argument.
7215 (build_array_ref): Same.
7216 (parser_build_unary_op): Same.
7217 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7219 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7221 * c-common.c (finish_label_address_expr): Handle new location argument.
7222 * c-common.h (build_indirect_ref): Add argument.
7223 (finish_label_address_expr): Same.
7224 * c-parser.c (c_parser_unary_expression): Pass location to build
7226 (c_parser_postfix_expression): Same.
7228 2008-09-01 Paul Brook <paul@codesourcery.com>
7230 * config/arm/arm.md: Include cortex-r4f.md.
7231 (attr fpu): Update type list.
7232 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7233 fconstd, fcmps and fcmpd.
7234 (attr tune_cortexr4): Define.
7235 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7236 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7237 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7238 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7239 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7240 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7241 cortex_a8_vfp_farith: Ditto.
7242 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7243 * config/arm/cortex-r4.md: Use tune_cortexr4.
7244 * config/arm/cortex-r4f.md: New file.
7246 2008-09-01 Richard Guenther <rguenther@suse.de>
7248 PR tree-optimization/37305
7249 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7250 the result of constant conversions.
7251 (fold_gimple_assign): Likewise.
7253 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7255 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7256 #ifdef ENABLE_CHECKING.
7258 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7260 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7261 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7262 when !INSN_SCHEDULING.
7264 2008-09-01 Andreas Schwab <schwab@suse.de>
7266 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7268 2008-09-01 Paul Brook <paul@codesourcery.com>
7270 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7272 2008-09-01 Jan Hubicka <jh@suse.cz>
7274 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7276 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7278 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7279 * gimplify.c (gimplify_init_constructor): Add speed operand.
7280 * tree-sra.c (decide_block_copy): Likewise.
7281 * tree-inline.c (estimate_move_cost): Likewise.
7282 * config/alpha/alpha.h (MOVE_RATIO): Update.
7283 * config/frv/frv.c (MOVE_RATIO): Update.
7284 * config/spu/spu.h (MOVE_RATIO): Update.
7285 * config/sparc/sparc.h (MOVE_RATIO): Update.
7286 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7287 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7288 * config/cris/cris.h (MOVE_RATIO): Update.
7289 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7290 * config/arm/arm.h (MOVE_RATIO): Update.
7291 * config/pa/pa.md: Update uses of MOVE_RATIO
7292 * config/pa/pa.h (MOVE_RATIO): Update.
7293 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7294 CLEAR_RATIO, SET_RATIO): Update.
7295 * config/h8300/h8300.h (MOVE_RATIO): Update.
7296 * config/v850/v850.h (MOVE_RATIO): Update.
7297 * config/bfin/bfin.h (MOVE_RATIO): Update.
7299 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7300 Dmitry Melnik <dm@ispras.ru>
7301 Dmitry Zhurikhin <zhur@ispras.ru>
7302 Alexander Monakov <amonakov@ispras.ru>
7303 Maxim Kuvyrkov <maxim@codesourcery.com>
7305 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7306 sel-sched-dump.c, sel-sched-ir.c: New files.
7307 * Makefile.in (OBJS-common): Add selective scheduling object files.
7308 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7309 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7310 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7311 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7312 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7313 (make_forwarder_block): Update loop latch if we have redirected
7314 the loop latch edge.
7315 * cfgloop.c (get_loop_body_in_custom_order): New function.
7316 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7317 (CP_FALLTHRU_PREHEADERS): Likewise.
7318 (get_loop_body_in_custom_order): Declare.
7319 * cfgloopmanip.c (has_preds_from_loop): New.
7320 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7321 Assert that the preheader edge will be fall thru when it is set.
7322 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7323 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7324 fsel-sched-substitution, fselective-scheduling): New flags.
7325 * cse.c (hash_rtx_cb): New.
7327 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7328 sel_sched_insn_cnt): New counters.
7329 * final.c (compute_alignments): Export. Free dominance
7330 info after loop_optimizer_finalize.
7331 * genattr.c (main): Output maximal_insn_latency prototype.
7332 * genautomata.c (output_default_latencies): New.
7333 Factor its code from ...
7334 (output_internal_insn_latency_func): ... here.
7335 (output_internal_maximal_insn_latency_func): New.
7336 (output_maximal_insn_latency_func): New.
7337 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7338 (struct hard_reg_set_iterator): New.
7339 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7340 hard_reg_set_iter_next): New functions.
7341 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7342 * lists.c (remove_free_INSN_LIST_node,
7343 remove_free_EXPR_LIST_node): New functions.
7344 * loop-init.c (loop_optimizer_init): When
7345 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7346 calling create_preheaders.
7347 (loop_optimizer_finalize): Do not verify flow info after reload.
7348 * recog.c (validate_replace_rtx_1): New parameter simplify.
7349 Default it to true. Update all uses. Factor out simplifying
7351 (simplify_while_replacing): ... this new function.
7352 (validate_replace_rtx_part,
7353 validate_replace_rtx_part_nosimplify): New.
7354 * recog.h (validate_replace_rtx_part,
7355 validate_replace_rtx_part_nosimplify): Declare.
7356 * rtl.c (rtx_equal_p_cb): New.
7357 (rtx_equal_p): Use it.
7358 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7359 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7360 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7361 * vecprim.h: Add a vector type for unsigned int.
7362 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7363 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7364 ready_try, cycle_issued_insns, spec_info): Make global.
7365 (readyp): Initialize.
7366 (dfa_lookahead): New global variable.
7367 (old_max_uid, old_last_basic_block): Remove.
7368 (h_i_d): Make it a vector.
7369 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7371 (after_recovery, adding_bb_to_current_region_p):
7372 New variables to handle correct insertion of the recovery code.
7373 (struct ready_list): Move declaration to sched-int.h.
7374 (rgn_n_insns): Removed.
7375 (rtx_vec_t): Move to sched-int.h.
7376 (find_insn_reg_weight): Remove.
7377 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7378 (haifa_init_h_i_d, haifa_finish_h_i_d):
7379 New functions to initialize / finalize haifa instruction data.
7380 (extend_h_i_d, init_h_i_d): Rewrite.
7381 (unlink_other_notes): Move logic to add_to_note_list. Handle
7382 selective scheduler.
7383 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7384 find_fallthru_edge): Make global, remove static prototypes.
7385 (max_issue): Make global. Add privileged_n and state parameters. Use
7387 (extend_global, extend_all): Removed.
7388 (init_before_recovery): Add new param. Fix the handling of the case
7389 when we insert a recovery code before the EXIT which has a predecessor
7390 with a fallthrough edge to it.
7391 (create_recovery_block): Make global. Rename to
7392 sched_create_recovery_block. Update.
7393 (change_pattern): Rename to sched_change_pattern. Make global.
7394 (speculate_insn): Rename to sched_speculate_insn. Make global.
7395 Split haifa-specific functionality into ...
7396 (haifa_change_pattern): New static function.
7397 (sched_extend_bb): New static function.
7398 (sched_init_bbs): New function.
7399 (current_sched_info): Change type to struct haifa_sched_info.
7400 (insn_cost): Adjust for selective scheduling.
7401 (dep_cost_1): New function. Move logic from ...
7402 (dep_cost): ... here.
7403 (dep_cost): Use dep_cost_1.
7404 (contributes_to_priority_p): Use sched_deps_info instead of
7406 (priority): Adjust to work with selective scheduling. Process the
7407 corner case when all dependencies don't contribute to priority.
7408 (rank_for_schedule): Use ds_weak instead of dep_weak.
7409 (advance_state): New function. Move logic from ...
7410 (advance_one_cycle): ... here.
7411 (add_to_note_list, concat_note_lists): New functions.
7412 (rm_other_notes): Make static. Adjust for selective scheduling.
7413 (remove_notes, restore_other_notes): New functions.
7414 (move_insn): Add two arguments. Update assert. Don't call
7416 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7417 Remove more_issue, max_points. Move the code to initialize
7418 max_lookahead_tries to max_issue.
7419 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7420 ready. Adjust use of move_insn. Call restore_other_notes.
7422 (sched_init, sched_finish): Move Haifa-specific initialization/
7424 (haifa_sched_init, haifa_sched_finish): ... respectively.
7426 (setup_sched_dump): New function.
7427 (haifa_init_only_bb): New static function.
7428 (haifa_speculate_insn): New static function.
7429 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7430 (extend_ready, extend_all): Remove.
7431 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7432 (create_check_block_twin, add_to_speculative_block): Use
7433 haifa_insns_init instead of extend_global. Update to use new
7434 initialization functions. Change parameter. Factor out code from
7435 create_check_block_twin to ...
7436 (sched_create_recovery_edges) ... this new function.
7437 (add_block): Remove.
7438 (sched_scan_info): New.
7439 (extend_bb): Use sched_scan_info.
7440 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7441 static functions for walking through scheduling region.
7442 (sched_luids): New vector variable to replace uid_to_luid.
7443 (luids_extend_insn): New function.
7444 (sched_max_luid): New variable.
7445 (luids_init_insn): New function.
7446 (sched_init_luids, sched_finish_luids): New functions.
7447 (insn_luid): New debug function.
7448 (sched_extend_target): New function.
7449 (haifa_init_insn): New static function.
7450 (sched_init_only_bb): New hook.
7451 (sched_split_block): New hook.
7452 (sched_split_block_1): New function.
7453 (sched_create_empty_bb): New hook.
7454 (sched_create_empty_bb_1): New function.
7455 (common_sched_info, ready): New global variables.
7456 (current_sched_info_var): Remove.
7457 (move_block_after_check): Use common_sched_info.
7458 (haifa_luid_for_non_insn): New static function.
7459 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7460 (increase_insn_priority): New.
7461 * modulo-sched.c (issue_rate): Remove static declaration.
7462 (sms_sched_info): Change type to haifa_sched_info.
7463 (sms_sched_deps_info, sms_common_sched_info): New variables.
7464 (setup_sched_infos): New.
7465 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7466 Do not call regstat_free_calls_crossed.
7467 (sms_print_insn): Use const_rtx.
7468 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7469 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7470 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7471 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7472 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7473 current_sched_info to use it.
7474 (enum reg_pending_barrier_mode): Move to sched-int.h.
7475 (h_d_i_d): New variable. Initialize to NULL.
7476 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7478 (estimate_dep_weak): Remove static declaration.
7479 (sched_has_condition_p): New function. Adjust users of
7480 sched_get_condition to use it instead.
7481 (conditions_mutex_p): Add arguments indicating which conditions are
7483 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7484 argument to indicate whether returned condition is reversed. Do not
7485 generate new rtx when condition should be reversed; indicate it by
7486 setting new argument instead.
7487 (add_dependence_list_and_free): Add deps parameter.
7488 Update all users. Do not free dependence list when
7489 deps context is readonly.
7490 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7492 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7493 (remove_from_deps): New. Use the above functions.
7494 (cur_insn, can_start_lhs_rhs_p): New static variables.
7495 (add_or_update_back_dep_1): Initialize present_dep_type.
7496 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7497 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7498 haifa_note_dep): New functions implementing dependence hooks for
7499 the Haifa scheduler.
7500 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7501 note_dep): New functions.
7502 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7504 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7505 (free_deps): Initialize deps->reg_last.
7506 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7507 sched_analyze_insn): Update to use dependency hooks infrastructure
7508 and readonly contexts.
7509 (deps_analyze_insn): New function. Move part of logic from ...
7510 (sched_analyze): ... here. Also move some logic to ...
7511 (deps_start_bb): ... here. New function.
7512 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7514 (sched_deps_init): New function. Move code from ...
7515 (init_dependency_caches): ... here. Remove.
7516 (init_deps_data_vector): New.
7517 (sched_deps_finish): New function. Move code from ...
7518 (free_dependency_caches): ... here. Remove.
7519 (init_deps_global, finish_deps_global): Adjust for use with
7520 selective scheduling.
7521 (get_dep_weak): Move logic to ...
7522 (get_dep_weak_1): New function.
7523 (ds_merge): Move logic to ...
7524 (ds_merge_1): New static function.
7525 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7526 (ds_get_max_dep_weak): New function.
7527 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7528 (n_insns): Rename to rgn_n_insns.
7529 (debug_ebb_dependencies): New function.
7530 (init_ready_list): Use it.
7531 (begin_schedule_ready): Use sched_init_only_bb.
7532 (ebb_print_insn): Indicate when an insn starts a new cycle.
7533 (contributes_to_priority, compute_jump_reg_dependencies,
7534 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7535 (add_block1): Remove to ebb_add_block.
7536 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7537 (schedule_ebb): Initialize them. Use remove_notes instead of
7538 rm_other_notes. Use haifa_local_init/finish.
7539 (schedule_ebbs): Use haifa_sched_init/finish.
7540 * sched-int.h: Include vecprim.h, remove rtl.h.
7541 (struct ready_list): Delete declaration.
7542 (sched_verbose_param, enum sched_pass_id_t,
7543 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7544 (struct sched_scan_info_def): New structure.
7545 (sched_scan_info, sched_scan, sched_init_bbs,
7546 sched_init_luids, sched_finish_luids, sched_extend_target,
7547 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7548 (struct common_sched_info_def): New.
7549 (common_sched_info, haifa_common_sched_info,
7550 sched_emulate_haifa_p): Declare.
7552 (sched_luids): Declare.
7553 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7554 (sched_max_luid, insn_luid): Declare.
7555 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7556 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7557 print_insn, print_pattern, print_value, haifa_classify_insn,
7558 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7559 setup_sched_dump, sched_init, sched_finish,
7560 sel_insn_is_speculation_check): Export.
7561 (struct ready_list): Move from haifa-sched.c.
7562 (ready_try, ready, max_issue): Export.
7563 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7564 sched_init_only_bb, sched_split_block, sched_split_block_1,
7565 sched_create_empty_bb, sched_create_empty_bb_1,
7566 sched_create_recovery_block, sched_create_recovery_edges): Export.
7567 (enum reg_pending_barrier_mode): Export.
7568 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7570 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7571 print_insn field. Move add_block and fix_recovery_cfg to
7572 common_sched_info_def. Move compute_jump_reg_dependencies,
7574 (struct sched_deps_info_def): ... this new structure.
7575 (sched_deps_info): Declare.
7576 (struct spec_info_def): Remove weakness_cutoff, add
7577 data_weakness_cutoff and control_weakness_cutoff.
7578 (spec_info): Declare.
7579 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7581 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7582 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7583 (current_sched_info): Change type to struct haifa_sched_info.
7584 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7585 (h_d_i_d): New variable.
7586 (HDID): New accessor macro.
7587 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7588 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7590 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7591 (enum SCHED_FLAGS): Update for selective scheduler.
7592 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7593 (init_dependency_caches, free_dependency_caches): Delete declarations.
7594 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7595 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7596 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7597 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7598 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7600 (rm_other_notes): Delete declaration.
7601 (schedule_block): Remove one argument.
7602 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7603 ready_element, ready_lastpos, sched_extend_ready_list,
7604 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7605 concat_note_lists): Export.
7606 (struct region): Move from sched-rgn.h.
7607 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7608 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7609 BLOCK_TO_BB, CONTAINING_RGN): Export.
7610 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7611 (current_nr_blocks, current_blocks, target_bb): Likewise.
7612 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7613 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7614 sched_rgn_local_init, extend_regions,
7615 rgn_make_new_region_out_of_new_block, compute_priorities,
7616 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7617 extend_rgns, deps_join rgn_setup_common_sched_info,
7618 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7619 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7620 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7621 increase_insn_priority): Likewise.
7622 * sched-rgn.c: Include sel-sched.h.
7623 (ref_counts): New static variable. Use it ...
7624 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7625 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7626 (sched_is_disabled_for_current_region_p): Delete static declaration.
7627 (struct region): Move to sched-int.h.
7628 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7629 ebb_head): Define and initialize.
7630 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7631 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7632 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7634 (find_single_block_region): Add new argument to indicate that EBB
7635 regions should be constructed.
7636 (debug_live): Delete declaration.
7637 (current_nr_blocks, current_blocks, target_bb):
7638 Remove static qualifiers.
7639 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7641 (init_regions): Delete declaration.
7642 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7643 rgn_estimate_number_of_insns): New.
7644 (too_large): Use estimate_number_of_insns.
7645 (haifa_find_rgns): New. Move the code from ...
7646 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7647 (free_trg_info): New.
7648 (compute_trg_info): Allocate candidate tables here instead of ...
7649 (init_ready_list): ... here.
7650 (rgn_print_insn): Use const_rtx.
7651 (contributes_to_priority, extend_regions): Delete static declaration.
7652 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7653 (add_block1): Rename to rgn_add_block.
7654 (debug_rgn_dependencies): Delete static qualifier.
7655 (new_ready): Use sched_deps_info. Simplify.
7656 (rgn_common_sched_info, rgn_const_sched_deps_info,
7657 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7659 (region_sched_info): Rename to rgn_const_sched_info.
7660 (deps_join): New, extracted from ...
7661 (propagate_deps): ... here.
7662 (compute_block_dependences, debug_dependencies): Update for selective
7664 (free_rgn_deps, compute_priorities): New functions.
7665 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7666 sched_rgn_compute_dependencies): New functions.
7667 (schedule_region): Use them.
7668 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7669 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7671 (schedule_insns): Call new functions that were split out.
7672 (rgn_make_new_region_out_of_new_block): New.
7673 (get_rgn_sched_max_insns_priority): New.
7674 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7675 scheduling when appropriate.
7676 * sched-vis.c: Include insn-attr.h.
7677 (print_value, print_pattern): Make global.
7678 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7679 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7680 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7681 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7682 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7683 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7684 hooks. Initialize them to 0.
7685 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7686 * target.h (struct gcc_target): Add them. Rename gen_check field to
7688 * flags.h (sel_sched_switch_set): Declare.
7689 * opts.c (sel_sched_switch_set): New variable.
7690 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7691 pipelining is disabled from command line.
7692 (common_handle_option): Record whether selective scheduling is
7693 requested from command line.
7694 * doc/invoke.texi: Document new flags and parameters.
7695 * doc/tm.texi: Document new target hooks.
7696 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7698 (dfa_state_size): Do not declare locally.
7699 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7700 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7701 rs6000_alloc_sched_context, rs6000_set_sched_context,
7702 rs6000_free_sched_context): New functions.
7703 (struct _rs6000_sched_context): New.
7704 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7706 (rs6000_sched_finish): Do not run for selective scheduling.
7708 2008-08-31 Jan Hubicka <jh@suse.cz>
7710 * frv.c (frv_rtx_costs): Update forward declaration.
7711 * spu.c (spu_rtx_costs): Likewise.
7712 * pdp11.c: Include df.h
7713 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7714 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7715 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7716 * iq2000.c (iq2000_address_cost): Add speed argument.
7717 (iq2000_rtx_costs): Likewise.
7718 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7719 update call of mn10300_address_cost.
7720 * mcore.c: Include df.h
7721 (mcore_rtx_costs): Update prototype.
7722 * score3.c: Include df.h
7723 (score3_rtx_costs): Remove speed argument.
7724 * score7.c: Include df.h
7725 (score7_address_cost): Remove speed argument.
7726 * score-protos.h (score_address_cost): Update prototype.
7727 * score.c: Include df.h
7728 (score_rtx_costs): Update call of costs functions.
7729 * v850.c (v850_rtx_costs): Add bool argument.
7731 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7733 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7735 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7737 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7738 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7740 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7742 * mkmap-flat.awk: Add option pe_dll.
7743 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7744 * config/i386/t-cygwin (SHLIB_LC): Add.
7745 * config/i386/t-mingw32 (SHLIB_LC): Add.
7746 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7747 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7748 (LINK_SPEC): Support libgcc_s.
7749 (LIBGCC_SPEC): Support libgcc_s.
7750 (LIBGCC_SONAME): New.
7752 2008-08-31 Jan Hubicka <jh@suse.cz>
7754 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7755 mistakely had old version of patch.
7757 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7758 (ipcp_estimate_growth): New.
7759 (ipcp_insert_stage): Use ipcp_estimate_growth.
7760 * profile.c (branch_prob): When reading failed, do not consider
7763 2008-08-31 Jan Hubicka <jh@suse.cz>
7765 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7766 loop is optimized for speed.
7768 2008-08-31 Richard Guenther <rguenther@suse.de>
7771 * fold-const.c (fold_binary): Retain conversions in folding
7774 2008-08-31 Jan Hubicka <jh@suse.cz>
7776 * postreload-gcse.c (eliminate_partially_redundant_loads):
7777 Use optimize_bb_for_size_p.
7778 * predict.c (maybe_hot_frequency_p): Make inline.
7779 (maybe_hot_count_p): Break out from ...
7780 (maybe_hot_bb_p): ... this one.
7781 (maybe_hot_edge_p): Simplify.
7782 * basic-block.h (probably_cold_bb_p): Remove.
7784 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7787 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7789 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7790 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7791 Also split V4SFmode.
7792 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7795 2008-08-31 Jan Hubicka <jh@suse.cz>
7797 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7799 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7801 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7804 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7807 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7808 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7810 2008-08-31 Jan Hubicka <jh@suse.cz>
7812 * sparc.h (BRANCH_COST): Fix macro definition.
7813 * avr.c (avr_operand_rtx_cost): Add speed argument.
7814 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7816 2008-08-31 Richard Guenther <rguenther@suse.de>
7818 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7819 types instead of operands. Re-instantiate verifying of
7820 binary expression operands.
7822 2008-08-30 Jan Hubicka <jh@suse.cz>
7824 * fwprop.c (should_replace_address): Add speed attribute.
7825 (PR_OPTIMIZE_FOR_SPEED): New flag.
7826 (propagate_rtx_1): Use it.
7827 (propagate_rtx): Set it.
7828 (try_fwprop_subst): Update call of rtx_costs.
7829 (forward_propagate_and_simplify): LIkewise.
7830 * hooks.c (hook_int_rtx_bool_0): New
7831 (hook_bool_rtx_int_int_intp_false): Replace by ...
7832 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7833 * hooks.h (hook_int_rtx_bool_0): New
7834 (hook_bool_rtx_int_int_intp_false): Replace by ...
7835 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7836 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7837 (prepare_cmp_insn): UPdate call of rtx_cost.
7838 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7839 (reload_cse_simplify_operands): Update call of rtx_cost.
7840 (reload_cse_move2add): call of rtx_cost.
7841 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7842 * rtlanal.c (rtx_cost): Add speed argument.
7843 (address_cost): Add speed argument
7844 (default_address_cost): Likewise.
7845 (insn_rtx_cost): Likewise.
7846 * cfgloopanal.c (seq_cost): Add speed argument.
7847 (target_reg_cost, target_spill_cost): Turn to array.
7848 (init_set_costs): Update for speed.
7849 (estimate_reg_pressure_cost): Add speed argument.
7850 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7851 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7852 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7853 (seq_cost): Add speed argument.
7854 (computation_cost): Add speed arugment.
7855 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7856 (force_expr_to_var_cost): Update for profile info.
7857 (force_var_cost): Likewise.
7858 (split_address_cost): Likewise.
7859 (ptr_difference_cost): Likewise.
7860 (difference_cost): Likewise.
7861 (get_computation_cost_at): Likewise.
7862 (determine_iv_cost): Likewise.
7863 (ivopts_global_cost_for_size): Likewise.
7864 (rewrite_use_address): Likewise.
7865 (tree_ssa_iv_optimize_loop): Initialize speed field.
7866 * cse.c (optimize_this_for_speed_p): New static var.
7867 (notreg_cost): Update call of rtx_cost.
7868 (cse_extended_basic_block): set optimize_this_for_speed_p.
7869 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7870 (noce_try_cmove_arith): Likewise.
7871 (noce_try_sign_mask): LIkewise.
7872 * expr.c (compress_float_constant): Update rtx_cost calls.
7873 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7875 (addr_to_parts): Likewise.
7876 (create_mem_ref): Likewise.
7877 * dse.c (find_shift_sequence): Add speed argument.
7878 (replace_read): Update call.
7879 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7880 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7881 * neg_cost, shift_cost, shiftadd_cost,
7882 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7883 mul_highpart_cost): Increase dimension.
7884 (init_expmed): Initialize for both size and speed.
7885 (expand_shift): Use profile.
7886 (synth_mult): Use profile.
7887 (choose_mult_variant): Use profile.
7888 (expand_mult): Use profile.
7889 (expand_mult_highpart_optab): Use profile.
7890 (expand_mult_highpart): Use profile.
7891 (expand_smod_pow2): Use profile.
7892 (expand_divmod): Use profile.
7893 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7895 * loop-invariant.c (create_new_invariant): Use profile.
7896 (gain_for_invariant): Add speed parameter.
7897 (best_gain_for_invariant): Likewise.
7898 (find_invariants_to_move): Likewise.
7899 (move_single_loop_invariants): Set it.
7900 * target-def.h (TARGET_RTX_COSTS): Use hook.
7901 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7902 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7903 * output.h (default_address_cost): Update prototype.
7904 * combine.c (optimize_this_for_speed_p): New static var.
7905 (combine_validate_cost): Update call of rtx_cost.
7906 (combine_instructions): Set optimize_this_for_speed_p.
7907 (expand_compound_operation): Update call of rtx_cost.
7908 (make_extraction):Update call of rtx_cost.
7909 (force_to_mode):Update call of rtx_cost.
7910 (distribute_and_simplify_rtx):Update call of rtx_cost.
7911 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7912 (estimate_reg_pressure_cost): Update prototype.
7913 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7914 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7916 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7917 (alpha_rtx_costs): Update.
7918 * config/frv/frv.c (frv_rtx_costs): Update.
7919 * config/s390/s390.c (s390_rtx_costs): Update.
7920 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7921 (m32c_rtx_costs): Update.
7922 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7923 (spu_rtx_costs): Update.
7924 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7925 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7926 * config/i386/i386.c (:ix86_address_cost): Update.
7927 (ix86_rtx_costs): Update.
7928 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7929 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7930 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7931 * config/crx/crx.c (crx_address_cost): Update.
7932 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7933 * config/stormy16/stormy16.c
7934 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7935 * config/m68hc11/m68hc11.c
7936 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7937 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7938 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7940 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7942 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7943 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7944 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7945 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7946 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7947 (mcore_rtx_costs): update.
7948 * config/score/score3.c (score3_rtx_costs): Update.
7949 * config/score/score7.c (score7_rtx_costs): Update.
7950 * config/score/score3.h (score3_rtx_costs):Update.
7951 * config/score/score7.h (score7_rtx_costs): Update.
7952 * config/score/score.c (score_rtx_costs): Update.
7953 * config/arm/arm.c (arm_address_cost): Update.
7954 (arm_rtx_costs_1): Update.
7955 (arm_rtx_costs_1): Update.
7956 (arm_size_rtx_costs): Update.
7957 (arm_size_rtx_costs): Update.
7958 (arm_size_rtx_costs): Update.
7959 (arm_xscale_rtx_costs): Update.
7960 (arm_thumb_address_cost): Update.
7961 * config/pa/pa.c (hppa_address_cost): Update.
7962 * config/mips/mips.c (mips_rtx_costs): Update.
7963 * config/vax/vax.c (vax_address_cost): Update.
7964 * config/h8300/h8300.c (h8300_shift_costs): Update.
7965 (h8300_rtx_costs): Update.
7966 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7967 (v850_rtx_costs): Update.
7968 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7969 * config/bfin/bfin.c
7970 (bfin_address_cost): Update.
7971 (bfin_rtx_costs): Update.
7972 * stmt.c (lshift_cheap_p): Update.
7974 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7977 * expmed.c (extract_bit_field_1): Check the mode size to make
7978 sure the vector modes have the same size.
7980 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7982 * dojump.c (top level): Include basic-block.h to declare
7983 optimize_insn_for_speed_p
7985 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7987 * opts.h (CL_SAVE): New option class for marking options that are
7988 target specific options usable in the target attribute.
7989 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7991 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7992 can easily find the target specific options that are safe to use
7993 in the attribute or pragma.
7995 * attribs.c (decl_attributes): Change #pragma GCC option to
7996 #pragma GCC target, and attribute((option(...))) to
7997 attribute((target(...))).
7999 * doc/extend.texi (target attribute): Change from option
8000 attribute. Delete push/pop/reset.
8001 (#pragma GCC target): Change from #pragma GCC option. Delete
8003 (#pragma GCC push_options): Document new pragma.
8004 (#pragma GCC pop_options): Document new pragma.
8005 (#pragma GCC reset_options): Document new pragma.
8007 * targhooks.c (default_target_option_valid_attribute_p): Add
8008 warning about port not supporting target attributes.
8009 (default_target_option_pragma_parse): New function, warn about
8010 #pragma GCC target not being supported.
8012 * targhooks.h (default_target_option_pragma_parse): Add
8015 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
8016 TI_CURRENT_OPTION_PRAGMA.
8017 (current_target_pragma): Rename from current_option_pragma.
8019 * target.h (struct target_option): Delete booleans for changing
8020 the optimization level on hot/cold functions. Change signature of
8021 pragma_parse hook to take a second tree.
8023 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
8025 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
8026 that the declaration is done at global scope.
8028 * langhooks.c (add_builtin_function_common): Move most of the code
8029 from add_builtin_function here, calling the hook passed in.
8030 (add_builtin_function): Call add_builtin_function_common with
8031 standard builtin hook.
8032 (add_builtin_function_ext_scope): New function to add builtins to
8035 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
8037 (add_builtin_function_ext_scope): Add declaration.
8039 * c-pragma.c (handle_pragma_target): Rename from
8040 handle_pragma_option, #pragma GCC option is now #pragma GCC
8041 target. Move warning about port not supporting target options to
8042 default pragma parse hook. Remove push/pop/reset from this
8044 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8045 (option_stack): Delete static variable.
8046 (optimize_stack): Ditto.
8047 (optons_stack): New stack of saved target and optimization
8049 (handle_pragma_push_options): New function to handle pushing both
8050 target and optimization options.
8051 (handle_pragma_pop_options): New function to handle popping both
8052 target and optimization options.
8053 (handle_pragma_reset_options): New function to handle resetting
8054 both target and optimization options to their initial state.
8055 (init_pragma): Rename handle_pragma_option to
8056 handle_pragma_target. Add support for push_options, pop_options,
8057 and reset_options pragmas.
8059 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8060 default_target_option_pragma_parse.
8061 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8062 default_target_option_valid_attribute_p.
8063 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8064 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8065 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8066 optimization level on hot/cold functions.
8068 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8069 if the caller and callee have different optimization levels.
8071 * c-common.c (handle_target_attribute): Rename from
8072 handle_option_attribute, attribute((option(...))) is now
8073 attribute((target(...))). Move warning if the port does not
8074 support target attributes to the default hook.
8075 (handle_hot_attribute): Delete code to change the optimization
8076 level of hot functions.
8077 (handle_cold_attribute): Ditto.
8079 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8080 argument that is the binary tree options to use if there are no
8081 arguments. Call ix86_valid_target_attribute_tree instead of
8082 ix86_valid_option_attribute_tree.
8083 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8084 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8085 ix86_pragma_option_parse.
8087 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8088 Rename from ix86_valid_option_attribute_tree.
8090 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8091 new builtins when the ISA changes.
8092 (ix86_valid_target_attribute_tree): Rename from
8093 ix86_valid_option_attribute_tree. Change callers. If the
8094 function specified optimization options, use those as the starting
8095 point before setting up the target attributes. If the
8096 optimization options were changed in the course of setting the
8097 target attributes, record the new optimization options.
8098 (ix86_valid_target_attribute_tree_inner_p): Rename from
8099 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8100 ix86_add_new_builtins if the ISA changed.
8101 (ix86_valid_target_attribute_p): Rename from
8102 ix86_valid_option_attribute_p. Change callers.
8103 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8104 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8105 as delayed builtin functions.
8106 (struct builtin_isa): New structure to record builtin functions
8107 that should be delayed until the ISA for that function is used.
8108 (ix86_builtins_isa): Change from int to struct to track builtin
8109 functions we want to declare at some point.
8110 (def_builtin): If the front end can delay defining the builtin
8111 functions, don't create builtins for ISAs not part of the default
8113 (def_builtin_const): Ditto.
8114 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8115 __builtin_ia32_pcmov_v2di to be different builtin functions.
8116 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8117 a structure instead of an int.
8118 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8119 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8120 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8121 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8123 * config/ia64/ia64.h
8124 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8125 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8127 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8128 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8129 (LANG_HOOKS_INITIALIZER): Add
8130 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8132 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8135 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8136 the reload address with the index register for SFmode
8137 access with a displacement.
8139 2008-08-30 Jan Hubicka <jh@suse.cz>
8141 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8142 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8143 * dojump.c (do_jump): Likewise.
8144 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8145 (note-if_info): Add BRANCH_COST.
8146 (noce_try_store_flag_constants, noce_try_addcc,
8147 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8148 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8149 find_if_case_2): Use computed branch cost.
8150 * expr.h (BRANCH_COST): Update default.
8151 * predict.c (predictable_edge_p): New function.
8152 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8153 Update BRANCH_COST call.
8154 * basic-block.h (predictable_edge_p): Declare.
8155 * config/alpha/alpha.h (BRANCH_COST): Update.
8156 * config/frv/frv.h (BRANCH_COST): Update.
8157 * config/s390/s390.h (BRANCH_COST): Update.
8158 * config/spu/spu.h (BRANCH_COST): Update.
8159 * config/sparc/sparc.h (BRANCH_COST): Update.
8160 * config/m32r/m32r.h (BRANCH_COST): Update.
8161 * config/i386/i386.h (BRANCH_COST): Update.
8162 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8164 * config/sh/sh.h (BRANCH_COST): Update.
8165 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8166 * config/avr/avr.h (BRANCH_COST): Update.
8167 * config/crx/crx.h (BRANCH_COST): Update.
8168 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8169 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8170 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8171 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8172 * config/ia64/ia64.h (BRANCH_COST): Update.
8173 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8174 * config/arc/arc.h (BRANCH_COST): Update.
8175 * config/score/score.h (BRANCH_COST): Update.
8176 * config/arm/arm.h (BRANCH_COST): Update.
8177 * config/pa/pa.h (BRANCH_COST): Update.
8178 * config/mips/mips.h (BRANCH_COST): Update.
8179 * config/vax/vax.h (BRANCH_COST): Update.
8180 * config/h8300/h8300.h (BRANCH_COST): Update.
8181 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8182 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8183 * doc/tm.texi (BRANCH_COST): Update.
8185 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
8188 * config/arm/arm.c (arm_optimization_options): Set
8189 flag_section_anchors to 2 instead of 1 to distinguish it from
8190 -fsection-anchors given explicitely on the command line.
8192 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8194 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8195 final insn of a split.
8197 2008-08-30 Jan Hubicka <jh@suse.cz>
8199 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8200 optimized for speed.
8201 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8202 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8203 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8204 flag_gcse_after_reload_set): New static vars.
8205 (common_handle_option): Enable those flags for profile-use.
8206 (decode_options): Remove optimize_size flags that are handled
8207 on higher granuality.
8208 * tree-vectorizer.c (vectorize_loops): Use
8209 optimize_loop_nest_for_speed_p.
8210 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8211 * tree-predcom.c (tree_predictive_commoning): Use
8212 optimize_loop_for_speed_p.
8213 * varasm.c (assemble_start_function): Use
8214 optimize_function_for_speed_p.
8215 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8216 * predict.c (optimize_loop_for_speed_p): Fix walk.
8218 2008-08-30 Jan Hubicka <jh@suse.cz>
8220 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8222 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8223 profile presence locally.
8225 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8228 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8229 versions before 4.0.
8231 2008-08-29 Jan Hubicka <jh@suse.cz>
8233 * tree-inline.c (insert_init_stmt): Insert sequence even when
8236 2008-08-29 Jeff Law <law@redhat.com>
8238 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8239 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8240 location and class is an FP register.
8242 2008-08-29 Jan Hubicka <jh@suse.cz>
8244 * see.c (see_merge_one_def_extension): Silence used uninitialized
8246 * matrix-reorg.c (check_allocation_function): Likewise.
8247 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8249 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8252 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8253 compute new & and | in type rather than TREE_TYPE (arg0).
8255 * dwarf2out.c (fortran_common): Update comment.
8256 (gen_variable_die): Swap com_die and var_die variables in Fortran
8257 COMMON block handling code.
8259 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8261 * dwarf2out.c (gen_const_die): New function.
8262 (size_of_die, value_format, output_die): Output larger
8263 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8264 (native_encode_initializer): New function.
8265 (tree_add_const_value_attribute): Call it.
8266 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8268 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8269 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8270 TREE_THIS_VOLATILE to add_type_attribute.
8272 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8274 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8277 * dwarf2out.c (loc_by_reference): New function.
8278 (add_location_or_const_value_attribute): Use it.
8281 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8282 as DW_TAG_variable children of DW_TAG_common_block rather than
8283 DW_TAG_member children. Put DW_AT_external to individual
8284 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8286 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8287 loc_descriptor_from_tree_1.
8291 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8292 arguments to imported_module_or_decl.
8293 (debug_nothing_tree_tree): Removed.
8294 (debug_nothing_tree_tree_tree_bool): New prototype.
8295 * debug.c (do_nothing_debug_hooks): Adjust.
8296 (debug_nothing_tree_tree): Removed.
8297 (debug_nothing_tree_tree_tree_bool): New function.
8298 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8299 (gen_variable_die): Put all common vars for the
8300 same COMMON block under one DW_TAG_common_block.
8301 (declare_in_namespace): Return new context_die, for Fortran
8302 return the module DIE instead of adding extra declarations into
8304 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8305 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8306 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8308 (dwarf2out_global_decl): Don't skip Fortran global vars.
8309 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8310 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8311 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8312 DW_TAG_imported_declaration as child of previous
8313 DW_TAG_imported_module.
8314 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8315 * sdbout.c (sdb_debug_hooks): Likewise.
8316 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8318 2008-08-29 Jan Hubicka <jh@suse.cz>
8320 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8322 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8323 * ipa-cp.c (n_cloning_candidates): New static variable.
8324 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8325 (ipcp_print_all_lattices): Improve debug output.
8326 (ipcp_cloning_candidate_p): New function.
8327 (ipcp_initialize_node_lattices): Use it.
8328 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8329 (ipcp_propagate_stage): Prettier debug output.
8330 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8331 (ipcp_print_all_structures): Remove.
8332 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8333 (ipcp_insert_stage): Prettier debug output; call
8334 cgraph_remove_unreachable_nodes before propagating.
8335 (pass_ipa_cp): Schedule function removal pass.
8336 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8338 (cgraph_maybe_hot_edge_p): Move to ...
8339 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8340 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8341 (common_handle_option): Set them; enable ipa-cp when profiling.
8342 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8343 (ipa_print_all_jump_functions): Likewise.
8344 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8345 (ipa_print_node_params, ipa_print_all_params): New.
8346 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8347 ipa_print_all_param_flags): Remove.
8348 (ipa_print_node_params, ipa_print_all_params): New.
8350 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8352 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8353 change from 2008-04-03.
8354 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8356 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8359 * ira-color.c (push_allocnos_to_stack): Truncate
8360 removed_splay_allocno_vec.
8362 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8365 * ira-color (ira_fast_allocation): Don't assign hard registers to
8368 2008-08-29 Jan Hubicka <jh@suse.cz>
8371 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8372 for cold internal loops.
8374 2008-08-29 Richard Guenther <rguenther@suse.de>
8376 * tree-ssa-structalias.c (create_variable_info_for): Do not
8377 create fields for heap vars or vars with a noalias state.
8378 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8381 2008-08-29 Richard Guenther <rguenther@suse.de>
8383 * common.opt (ftree-store-ccp): Mark as preserved for
8384 backward compatibility.
8385 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8386 * tree-pass.h (pass_store_ccp): Remove.
8387 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8388 (first_vdef): Remove declaration.
8389 (get_value_loaded_by): Likewise.
8390 * tree-ssa-ccp.c (do_store_ccp): Remove.
8391 (get_default_value): Simplify as do_store_ccp is always false
8392 now. Do not initialize mem_ref.
8393 (set_value_varying): Likewise.
8394 (canonicalize_float_value): Likewise.
8395 (set_lattice_value): Likewise.
8396 (likely_value): Likewise.
8397 (surely_varying_stmt_p): Likewise.
8398 (ccp_initialize): Likewise.
8399 (ccp_lattice_meet): Likewise.
8400 (ccp_visit_phi_node): Likewise.
8401 (ccp_fold): Likewise.
8402 (evaluate_stmt): Likewise.
8403 (visit_assignment): Likewise.
8404 (ccp_visit_stmt): Likewise.
8405 (execute_ssa_ccp): Fold into ...
8406 (do_ssa_ccp): ... this.
8407 (do_ssa_store_ccp): Remove.
8408 (gate_store_ccp): Likewise.
8409 (pass_store_ccp): Likewise.
8410 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8412 * tree-ssa-propagate.c (first_vdef): Remove.
8413 (get_value_loaded_by): Likewise.
8414 (replace_vuses_in): Likewise.
8415 (substitute_and_fold): Do not call replace_vuses_in.
8416 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8418 2008-08-29 Richard Guenther <rguenther@suse.de>
8421 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8422 PARAM_NOALIAS tags with is_heapvar.
8423 * tree-ssa-operands.c (access_can_touch_variable): Offset
8424 based tests do not apply for heapvars. Fix offset test.
8426 2008-08-29 Jan Hubicka <jh@suse.cz>
8428 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8429 (-fipa-cp-clone): Enabled by default at -O3.
8430 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8431 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8433 2008-08-29 Jan Hubicka <jh@suse.cz>
8435 * tree.c (build_function_type_skip_args,
8436 build_function_decl_skip_args): New functions.
8437 * tree.h (build_function_type_skip_args,
8438 build_function_decl_skip_args): Declare.
8439 * gimple.c (giple_copy_call_skip_args): New function.
8440 (giple_copy_call_skip_args): Declare.
8442 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8443 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8444 (ipcp_node_modifiable_p): ... this one; use
8445 tree_versionable_function_p.
8446 (ipcp_create_replace_map): Improve debug output.
8447 (ipcp_need_redirect_p): Return false when not clonning.
8448 (ipcp_update_callgraph): Skip args.
8449 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8451 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8452 (save_inline_function_body): Update call of tree_function_versioning.
8453 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8454 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8456 (tree_function_versioning): Likewise.
8457 * tree-inline.h (tree_function_versioning): Update prototype.
8459 2008-08-29 Jan Hubicka <jh@suse.cz>
8461 * loop-unswitch.c (unswitch_single_loop): Use
8462 optimize_loop_for_speed_p.
8463 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8464 Use optimize_function_for_size_p.
8465 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8466 * postreload-gcse.c (eliminate_partially_redundant_load):
8467 Use optimize_bb_for_size_p.
8468 * value-prof.c (gimple_divmod_fixed_value_transform,
8469 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8470 gimple_stringops_transform): Use optimize_bb_for_size_p.
8471 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8472 * final.c (compute_alignments): Use optimize_function_for_size_p.
8473 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8474 (fold_builtin_strcpy, fold_builtin_fputs): Use
8475 optimize_function_for_size_p.
8476 * fold-const.c (tree_swap_operands_p): Use
8477 optimize_function_for_size_p.
8478 * recog.c (relax_delay_slots): Likewise.
8479 * tree-ssa-math-opts.c (replace_reciprocal):
8480 Use optimize_bb_for_speed_p.
8481 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8482 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8483 optimize_function_for_size_p.
8484 (cgraph_decide_inlining_of_small_function): Use
8485 optimize_function_for_size_p.
8486 * global.c (find_reg): Use optimize_function_for_size_p.
8487 * opts.c (decode_options): Do not clear flag_tree_ch,
8488 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8489 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8490 work it out from profile.
8491 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8492 optimize_loop_for_speed_p.
8493 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8495 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8496 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8497 * tree-eh.c (decide_copy_try_finally): Use
8498 optimize_function_for_size_p.
8499 * local-alloc.c (block_alloc): Pass BB pointer.
8500 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8501 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8502 * loop-unroll.c (decide_unrolling_and_peeling):
8503 Use optimize_loop_for_size_p.
8504 (decide_peel_completely): Likewise.
8505 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8506 optimize_loop_for_size_p.
8507 (vect_enhance_data_refs_alignment): Likewise.
8508 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8509 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8511 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8512 (try_crossjump_bb): Use optimize_bb_for_size_p.
8513 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8514 optimize_loop_for_speed_p.
8515 * bb-reorder.c (find_traces_1_round): Likewise.
8516 (copy_bb): Use optimize_bb_for_speed_p.
8517 (duplicate_computed_gotos): Likewise.
8518 * basic-block.h (optimize_loop_nest_for_size_p,
8519 optimize_loop_nest_for_speed_p): New.
8520 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8522 2008-08-29 Tristan Gingold <gingold@adacore.com>
8524 * gcov.c (main): Call expandargv.
8526 2008-08-29 Jan Hubicka <jh@suse.cz>
8528 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8530 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8532 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8533 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8535 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8537 2008-08-29 Jan Hubicka <jh@suse.cz>
8539 * tree-pass.h (pass_strip_predict_hints): Declare.
8540 * predict.c (strip_builtin_expect): Rename to ...
8541 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8542 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8543 (tree_estimate_probability): Do not strip builtin_expect.
8544 (pass_strip_predict_hints): New pass.
8545 * tree-inline.c (expand_call_inline): When inlining cold function,
8546 predict it as unlikely.
8547 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8549 2008-08-29 Richard Guenther <rguenther@suse.de>
8551 PR tree-optimization/37207
8552 * tree-vrp.c (extract_range_from_binary_expr): Also try
8553 to constant fold if only one of the operands is a constant.
8555 2008-08-29 Nick Clifton <nickc@redhat.com>
8557 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8558 the same way as SYMBOL_REFs.
8560 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8562 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8564 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8566 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8567 * config/mips/mips.md (branch_likely): Remove const. Fix
8569 (define_delay for type "branch"): Change to only apply for branch
8570 with likely variant.
8571 (define_delay for type "branch" and "branch_likely" no). New delay
8573 (equality_op): New code iterator.
8574 (bbv, bbinv): New code attributes.
8575 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8578 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8579 Andrew Pinski <pinskia@gcc.gnu.org>
8582 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8584 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8586 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8587 rule that a symbolic constant must be defined and >= 0 for the
8588 corresponding facility to be present at compile-time.
8589 * gthr-posix.c: Likewise.
8591 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8593 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8594 * config/mips/mips.md (D): New mode attribute.
8595 (mulsi3, muldi3): Merge it into ...
8596 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8597 (muldi3_mul3): New pattern.
8598 (mulsi3_mult3): Rename to mulsi3_mul3.
8600 2008-08-28 Jan Hubicka <jh@suse.cz>
8602 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8604 * predict.c (always_optimize_for_size_p): Rename to ...
8605 (optimize_function_for_size): ... this one; make extern.
8606 (optimize_function_for_speed_p): New.
8607 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8608 optimize_edge_for_size_p,optimize_edge_for_size_p,
8609 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8610 * basic-block.h (optimize_function_for_size_p,
8611 optimize_function_for_speed_p): Declare.
8612 * i386.md (optimize_size checks): Replace them by appropriate
8614 (standard_80387_constant_p, ix86_compute_frame_layout,
8615 ix86_expand_epilogue, ix86_decompose_address,
8616 print_operand, emit_i387_cw_initialization,
8617 inline_memory_move_cost, ix86_pad_returns,
8618 ix86_reorg): Replace optimize_size checks.
8620 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8622 * rtl.h (simplify_subreg_regno): Declare.
8623 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8624 * simplify-rtx.c (simplify_subreg): ...here.
8625 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8626 subreg_offset_representable_p.
8628 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8631 * c-typeck.c (convert_for_assignment): Give a note describing what
8632 was passed and what was expected.
8634 2008-08-28 Joey Ye <joey.ye@intel.com>
8636 * doc/extend.texi: Document AVX built-in functions.
8637 * doc/invoke.texi: Document -mavx.
8639 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8640 Joey Ye <joey.ye@intel.com>
8641 Xuepeng Guo <xuepeng.guo@intel.com>
8643 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8645 * config/i386/cpuid.h (bit_FMA): New.
8646 (bit_XSAVE): Likewise.
8647 (bit_OSXSAVE): Likewise.
8648 (bit_AVX): Likewise.
8650 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8651 define. Use ASM_OUTPUT_AVX_PREFIX.
8653 * config/i386/gmmintrin.h: New.
8655 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8656 (OPTION_MASK_ISA_AVX_SET): New.
8657 (OPTION_MASK_ISA_FMA_SET): Likewise.
8658 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8659 (OPTION_MASK_ISA_FMA_SET): Likewise.
8660 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8661 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8662 (pta_flags): Add PTA_AVX and PTA_FMA.
8663 (override_options): Handle PTA_AVX and PTA_FMA.
8664 (init_cumulative_args): Handle warn_avx.
8665 (classify_argument): Return 0 for COImode and OImode. Return
8666 1 and X86_64_AVX_CLASS for 256bit vector types.
8667 (examine_argument): Handle X86_64_AVX_CLASS.
8668 (construct_container): Likewise.
8669 (function_arg_advance_32): Pass OImode and 256bit vector types
8671 (function_arg_advance_64): Take a new argument to indicate if a
8672 parameter is named. Handle 256bit vector types. Return
8673 immediately for unnamed 256bit vector mode parameters.
8674 (function_arg_advance): Updated.
8675 (function_arg_32): Add comments for TImode. Handle OImode
8676 and 256bit vector types.
8677 (function_arg_64): Take a new argument to indicate if a
8678 parameter is named. Handle 256bit vector types. Return NULL
8679 for unnamed 256bit vector mode parameters.
8680 (function_arg): Updated.
8681 (setup_incoming_varargs_64): Support
8682 AVX encoding for *sse_prologue_save_insn.
8683 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8684 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8685 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8686 enabled, otherwise return -3.
8687 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8689 (print_reg): Support AVX registers. Handle 'x' and 't'.
8690 Handle 'd' to duplicate the operand.
8691 (print_operand): Likewise. Also support AVX vector compare
8693 (output_387_binary_op): Support AVX.
8694 (output_fp_compare): Likewise.
8695 (ix86_expand_vector_move_misalign): Likewise.
8696 (ix86_attr_length_vex_default): New.
8697 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8698 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8699 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8700 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8701 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8702 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8703 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8704 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8705 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8706 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8707 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8708 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8709 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8710 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8711 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8712 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8713 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8714 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8715 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8716 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8717 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8718 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8719 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8720 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8721 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8722 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8723 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8724 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8725 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8726 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8727 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8728 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8729 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8730 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8731 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8732 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8733 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8734 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8735 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8736 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8737 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8738 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8739 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8740 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8741 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8742 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8743 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8744 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8745 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8746 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8747 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8748 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8749 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8750 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8751 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8752 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8753 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8754 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8755 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8756 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8757 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8758 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8759 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8760 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8761 and IX86_BUILTIN_MOVMSKPS256,
8762 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8763 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8764 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8765 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8766 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8767 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8768 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8769 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8770 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8771 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8772 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8773 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8774 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8775 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8776 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8777 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8778 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8779 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8780 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8781 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8782 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8783 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8784 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8785 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8786 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8787 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8788 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8789 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8790 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8791 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8792 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8793 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8794 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8795 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8796 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8797 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8798 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8799 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8800 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8801 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8802 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8803 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8804 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8805 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8806 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8807 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8808 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8809 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8810 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8811 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8812 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8813 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8814 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8815 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8816 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8817 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8818 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8819 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8821 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8822 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8823 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8824 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8825 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8826 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8827 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8828 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8829 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8830 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8831 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8832 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8833 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8834 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8835 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8836 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8837 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8838 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8839 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8840 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8841 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8842 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8843 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8844 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8845 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8846 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8847 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8848 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8849 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8850 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8851 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8852 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8853 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8854 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8855 IX86_BUILTIN_MOVMSKPS256.
8856 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8857 (ix86_expand_args_builtin): Likewise.
8858 (ix86_expand_special_args_builtin): Likewise.
8859 (ix86_hard_regno_mode_ok): Handle AVX modes.
8860 (ix86_expand_vector_init_duplicate): Likewise.
8861 (ix86_expand_vector_init_one_nonzero): Likewise.
8862 (ix86_expand_vector_init_one_var): Likewise.
8863 (ix86_expand_vector_init_concat): Likewise.
8864 (ix86_expand_vector_init_general): Likewise.
8865 (ix86_expand_vector_set): Likewise.
8866 (ix86_vector_mode_supported_p): Likewise.
8867 (x86_extended_reg_mentioned_p): Check INSN_P before using
8870 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8871 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8873 * config/i386/i386.h (TARGET_AVX): New.
8874 (TARGET_FMA): Likewise.
8875 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8876 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8877 (VALID_AVX256_REG_MODE): New.
8878 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8879 (AVX_FLOAT_MODE_P): Likewise.
8880 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8881 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8882 (AVX_VEC_FLOAT_MODE_P): Likewise.
8883 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8884 (ASM_OUTPUT_OPCODE): Likewise.
8885 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8887 (SSE_REG_MODE_P): Allow 256bit vector modes.
8888 (ix86_args): Add a warn_avx field.
8890 * config/i386/i386.md (UNSPEC_PCMP): New.
8891 (UNSPEC_VPERMIL): Likewise.
8892 (UNSPEC_VPERMIL2): Likewise.
8893 (UNSPEC_VPERMIL2F128): Likewise.
8894 (UNSPEC_MASKLOAD): Likewise.
8895 (UNSPEC_MASKSTORE): Likewise.
8896 (UNSPEC_CAST): Likewise.
8897 (UNSPEC_VTESTP): Likewise.
8898 (UNSPECV_VZEROALL): Likewise.
8899 (UNSPECV_VZEROUPPER): Likewise.
8900 (XMM0_REG): Likewise.
8901 (XMM1_REG): Likewise.
8902 (XMM2_REG): Likewise.
8903 (XMM3_REG): Likewise.
8904 (XMM4_REG): Likewise.
8905 (XMM5_REG): Likewise.
8906 (XMM6_REG): Likewise.
8907 (XMM8_REG): Likewise.
8908 (XMM9_REG): Likewise.
8909 (XMM10_REG): Likewise.
8910 (XMM11_REG): Likewise.
8911 (XMM12_REG): Likewise.
8912 (XMM13_REG): Likewise.
8913 (XMM14_REG): Likewise.
8914 (XMM15_REG): Likewise.
8916 (prefix_vex_imm8): Likewise.
8917 (prefix_vex_w): Likewise.
8918 (length_vex): Likewise.
8921 (*avx_ashlti3): Likewise.
8922 (*avx_lshrti3): Likewise.
8923 (*avx_setcc<mode>): Likewise.
8924 (*fop_<mode>_comm_mixed_avx): Likewise.
8925 (*fop_<mode>_comm_avx): Likewise.
8926 (*fop_<mode>_1_mixed_avx): Likewise.
8927 (*fop_<mode>_1_avx): Likewise.
8928 (*avx_<code><mode>3): Likewise.
8929 (*avx_ieee_smin<mode>3): Likewise.
8930 (*avx_ieee_smax<mode>3): Likewise.
8931 (mode): Add OI, V8SF and V4DF.
8932 (length): Support VEX prefix.
8933 (*cmpfp_i_mixed): Set prefix attribute.
8934 (*cmpfp_i_sse): Likewise.
8935 (*cmpfp_iu_mixed): Likewise.
8936 (*cmpfp_iu_sse): Likewise.
8937 (*movsi_1): Support AVX.
8938 (*movdi_2): Likewise.
8939 (*movdi_1_rex64): Likewise.
8940 (*movti_internal): Likewise.
8941 (*movti_rex64): Likewise.
8942 (*movsf_1): Likewise.
8943 (*movdf_nointeger): Likewise.
8944 (*movdf_integer_rex64): Likewise.
8945 (*movtf_internal): Likewise.
8946 (zero_extendsidi2_32): Likewise.
8947 (zero_extendsidi2_rex64): Likewise.
8948 (*extendsfdf2_mixed): Likewise.
8949 (*extendsfdf2_sse): Likewise.
8950 (*truncdfsf_fast_mixed): Likewise.
8951 (*truncdfsf_fast_sse): Likewise.
8952 (*truncdfsf_mixed): Likewise.
8953 (fix_trunc<mode>di_sse): Likewise.
8954 (fix_trunc<mode>si_sse): Likewise.
8955 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8956 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8957 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8958 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8959 (*rcpsf2_sse): Likewise.
8960 (*rsqrtsf2_sse): Likewise.
8961 (*sqrt<mode>2_sse): Likewise.
8962 (sse4_1_round<mode>2): Likewise.
8963 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8964 Support AVX. Set length attribute properly for AVX.
8966 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8967 (VECTOR_MODES (FLOAT, 32)): Likewise.
8968 (VECTOR_MODE (INT, DI, 8)): Likewise.
8969 (VECTOR_MODE (INT, HI, 32)): Likewise.
8970 (VECTOR_MODE (INT, QI, 64)): Likewise.
8971 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8972 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8973 (VECTOR_MODE (INT, DI, 4)): Removed.
8974 (VECTOR_MODE (INT, SI, 8)): Likewise.
8975 (VECTOR_MODE (INT, HI, 16)): Likewise.
8976 (VECTOR_MODE (INT, QI, 32)): Likewise.
8977 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8978 (INT_MODE (OI, 32)): Likewise.
8980 * config/i386/i386.opt (mavx): New.
8983 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8985 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8986 (*mov<mode>_internal_avx): New.
8987 (*movv2sf_internal_rex64_avx): Likewise.
8988 (*movv2sf_internal_avx): Likewise.
8990 * config/i386/predicates.md (const_4_to_5_operand): New.
8991 (const_6_to_7_operand): Likewise.
8992 (const_8_to_11_operand): Likewise.
8993 (const_12_to_15_operand): Likewise.
8994 (avx_comparison_float_operator): Likewise.
8996 * config/i386/sse.md (AVX256MODEI): New.
8997 (AVX256MODE): Likewise.
8998 (AVXMODEQI): Likewise.
8999 (AVXMODE): Likewise.
9000 (AVX256MODEF2P): Likewise.
9001 (AVX256MODE2P): Likewise.
9002 (AVX256MODE4P): Likewise.
9003 (AVX256MODE8P): Likewise.
9004 (AVXMODEF2P): Likewise.
9005 (AVXMODEF4P): Likewise.
9006 (AVXMODEDCVTDQ2PS): Likewise.
9007 (AVXMODEDCVTPS2DQ): Likewise.
9008 (avxvecmode): Likewise.
9009 (avxvecpsmode): Likewise.
9010 (avxhalfvecmode): Likewise.
9011 (avxscalarmode): Likewise.
9012 (avxcvtvecmode): Likewise.
9013 (avxpermvecmode): Likewise.
9014 (avxmodesuffixf2c): Likewise.
9015 (avxmodesuffixp): Likewise.
9016 (avxmodesuffixs): Likewise.
9017 (avxmodesuffix): Likewise.
9018 (vpermilbits): Likewise.
9019 (pinsrbits): Likewise.
9020 (mov<mode>): Likewise.
9021 (*mov<mode>_internal): Likewise.
9022 (push<mode>1): Likewise.
9023 (movmisalign<mode>): Likewise.
9024 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9025 (avx_movdqu<avxmodesuffix>): Likewise.
9026 (avx_lddqu<avxmodesuffix>): Likewise.
9027 (<plusminus_insn><mode>3): Likewise.
9028 (*avx_<plusminus_insn><mode>3): Likewise.
9029 (*avx_vm<plusminus_insn><mode>3): Likewise.
9030 (mul<mode>3): Likewise.
9031 (*avx_mul<mode>3): Likewise.
9032 (*avx_vmmul<mode>3): Likewise.
9033 (divv8sf3): Likewise.
9034 (divv4df3): Likewise.
9035 (avx_div<mode>3): Likewise.
9036 (*avx_div<mode>3): Likewise.
9037 (*avx_vmdiv<mode>3): Likewise.
9038 (avx_rcpv8sf2): Likewise.
9039 (*avx_vmrcpv4sf2): Likewise.
9040 (sqrtv8sf2): Likewise.
9041 (avx_sqrtv8sf2): Likewise.
9042 (*avx_vmsqrt<mode>2): Likewise.
9043 (rsqrtv8sf2): Likewise.
9044 (avx_rsqrtv8sf2): Likewise.
9045 (*avx_vmrsqrtv4sf2): Likewise.
9046 (<code><mode>3): Likewise.
9047 (*avx_<code><mode>3_finite): Likewise.
9048 (*avx_<code><mode>3): Likewise.
9049 (*avx_vm<code><mode>3): Likewise.
9050 (*avx_ieee_smin<mode>3): Likewise.
9051 (*avx_ieee_smax<mode>3): Likewise.
9052 (avx_addsubv8sf3): Likewise.
9053 (avx_addsubv4df3): Likewise.
9054 (*avx_addsubv4sf3): Likewise.
9055 (*avx_addsubv2df3): Likewise.
9056 (avx_h<plusminus_insn>v4df3): Likewise.
9057 (avx_h<plusminus_insn>v8sf3): Likewise.
9058 (*avx_h<plusminus_insn>v4sf3): Likewise.
9059 (*avx_h<plusminus_insn>v2df3): Likewise.
9060 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9061 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9062 (*avx_maskcmp<mode>3): Likewise.
9063 (avx_nand<mode>3): Likewise.
9064 (*avx_<code><mode>3): Likewise.
9065 (*avx_nand<mode>3): Likewise.
9066 (*avx_<code><mode>3): Likewise.
9067 (*avx_cvtsi2ss): Likewise.
9068 (*avx_cvtsi2ssq): Likewise.
9069 (*avx_cvtsi2sd): Likewise.
9070 (*avx_cvtsi2sdq): Likewise.
9071 (*avx_cvtsd2ss): Likewise.
9072 (avx_cvtss2sd): Likewise.
9073 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9074 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9075 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9076 (*avx_cvtsi2sd): Likewise.
9077 (*avx_cvtsi2sdq): Likewise.
9078 (avx_cvtdq2pd256): Likewise.
9079 (avx_cvtpd2dq256): Likewise.
9080 (avx_cvttpd2dq256): Likewise.
9081 (*avx_cvtsd2ss): Likewise.
9082 (*avx_cvtss2sd): Likewise.
9083 (avx_cvtpd2ps256): Likewise.
9084 (avx_cvtps2pd256): Likewise.
9085 (*avx_movhlps): Likewise.
9086 (*avx_movlhps): Likewise.
9087 (avx_unpckhps256): Likewise.
9088 (*avx_unpckhps): Likewise.
9089 (avx_unpcklps256): Likewise.
9090 (*avx_unpcklps): Likewise.
9091 (avx_movshdup256): Likewise.
9092 (avx_movsldup256): Likewise.
9093 (avx_shufps256): Likewise.
9094 (avx_shufps256_1): Likewise.
9095 (*avx_shufps_<mode>): Likewise.
9096 (*avx_loadhps): Likewise.
9097 (*avx_storelps): Likewise.
9098 (*avx_loadlps): Likewise.
9099 (*avx_movss): Likewise.
9100 (*vec_dupv4sf_avx): Likewise.
9101 (*vec_concatv2sf_avx): Likewise.
9102 (*vec_concatv4sf_avx): Likewise.
9103 (*vec_setv4sf_0_avx): Likewise.
9104 (*vec_setv4sf_avx): Likewise.
9105 (*avx_insertps): Likewise.
9106 (avx_vextractf128<mode>): Likewise.
9107 (vec_extract_lo_<mode>): Likewise.
9108 (vec_extract_hi_<mode>): Likewise.
9109 (vec_extract_lo_<mode>): Likewise.
9110 (vec_extract_hi_<mode>): Likewise.
9111 (vec_extract_lo_v16hi): Likewise.
9112 (vec_extract_hi_v16hi): Likewise.
9113 (vec_extract_lo_v32qi): Likewise.
9114 (vec_extract_hi_v32qi): Likewise.
9115 (avx_unpckhpd256): Likewise.
9116 (*avx_unpckhpd): Likewise.
9117 (avx_movddup256): Likewise.
9118 (*avx_movddup): Likewise.
9119 (avx_unpcklpd256): Likewise.
9120 (*avx_unpcklpd): Likewise.
9121 (avx_shufpd256): Likewise.
9122 (avx_shufpd256_1): Likewise.
9123 (*avx_punpckhqdq): Likewise.
9124 (*avx_punpcklqdq): Likewise.
9125 (*avx_shufpd_<mode>): Likewise.
9126 (*avx_storehpd): Likewise.
9127 (*avx_loadhpd): Likewise.
9128 (*avx_loadlpd): Likewise.
9129 (*avx_movsd): Likewise.
9130 (*vec_concatv2df_avx): Likewise.
9131 (*avx_<plusminus_insn><mode>3): Likewise.
9132 (*avx_<plusminus_insn><mode>3): Likewise.
9133 (*avx_mulv8hi3): Likewise.
9134 (*avxv8hi3_highpart): Likewise.
9135 (*avx_umulv8hi3_highpart): Likewise.
9136 (*avx_umulv2siv2di3): Likewise.
9137 (*avx_mulv2siv2di3): Likewise.
9138 (*avx_pmaddwd): Likewise.
9139 (*avx_mulv4si3): Likewise.
9140 (*avx_ashr<mode>3): Likewise.
9141 (*avx_lshr<mode>3): Likewise.
9142 (*avx_ashl<mode>3): Likewise.
9143 (*avx_<code><mode>3): Likewise.
9144 (*avx_eq<mode>3): Likewise.
9145 (*avx_gt<mode>3): Likewise.
9146 (*avx_nand<mode>3): Likewise.
9147 (*avx_nand<mode>3): Likewise.
9148 (*avx_<code><mode>3): Likewise.
9149 (*avx_<code><mode>3): Likewise.
9150 (*avx_packsswb): Likewise.
9151 (*avx_packssdw): Likewise.
9152 (*avx_packuswb): Likewise.
9153 (*avx_punpckhbw): Likewise.
9154 (*avx_punpcklbw): Likewise.
9155 (*avx_punpckhwd): Likewise.
9156 (*avx_punpcklwd): Likewise.
9157 (*avx_punpckhdq): Likewise.
9158 (*avx_punpckldq): Likewise.
9159 (*avx_pinsr<avxmodesuffixs>): Likewise.
9160 (*avx_pinsrq): Likewise.
9161 (*avx_loadld): Likewise.
9162 (*vec_extractv2di_1_rex64_avx): Likewise.
9163 (*vec_extractv2di_1_avx): Likewise.
9164 (*vec_dupv2di_avx): Likewise.
9165 (*vec_concatv2si_avx): Likewise.
9166 (*vec_concatv4si_1_avx): Likewise.
9167 (*vec_concatv2di_avx): Likewise.
9168 (*vec_concatv2di_rex64_avx): Likewise.
9169 (*avx_uavgv16qi3): Likewise.
9170 (*avx_uavgv8hi3): Likewise.
9171 (*avx_psadbw): Likewise.
9172 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9173 (*avx_phaddwv8hi3): Likewise.
9174 (*avx_phadddv4si3): Likewise.
9175 (*avx_phaddswv8hi3): Likewise.
9176 (*avx_phsubwv8hi3): Likewise.
9177 (*avx_phsubdv4si3): Likewise.
9178 (*avx_phsubswv8hi3): Likewise.
9179 (*avx_pmaddubsw128): Likewise.
9180 (*avx_pmulhrswv8hi3): Likewise.
9181 (*avx_pshufbv16qi3): Likewise.
9182 (*avx_psign<mode>3): Likewise.
9183 (*avx_palignrti): Likewise.
9184 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9185 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9186 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9187 (*avx_mpsadbw): Likewise.
9188 (*avx_packusdw): Likewise.
9189 (*avx_pblendvb): Likewise.
9190 (*avx_pblendw): Likewise.
9191 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9192 (avx_ptest256): Likewise.
9193 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9194 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9195 (*avx_aesenc): Likewise.
9196 (*avx_aesenclast): Likewise.
9197 (*avx_aesdec): Likewise.
9198 (*avx_aesdeclast): Likewise.
9199 (avx_vzeroupper): Likewise.
9200 (avx_vzeroupper_rex64): Likewise.
9201 (avx_vpermil<mode>): Likewise.
9202 (avx_vpermilvar<mode>3): Likewise.
9203 (avx_vpermil2<mode>3): Likewise.
9204 (avx_vperm2f128<mode>3): Likewise.
9205 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9206 (avx_vbroadcastss256): Likewise.
9207 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9208 (avx_vinsertf128<mode>): Likewise.
9209 (vec_set_lo_<mode>): Likewise.
9210 (vec_set_hi_<mode>): Likewise.
9211 (vec_set_lo_<mode>): Likewise.
9212 (vec_set_hi_<mode>): Likewise.
9213 (vec_set_lo_v16hi): Likewise.
9214 (vec_set_hi_v16hi): Likewise.
9215 (vec_set_lo_v32qi): Likewise.
9216 (vec_set_hi_v32qi): Likewise.
9217 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9218 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9219 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9220 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9221 (vec_init<mode>): Likewise.
9222 (*vec_concat<mode>_avx): Likewise.
9223 (blendbits): Support V8SF and V4DF.
9224 (sse2_movq128): Support AVX.
9225 (<sse>_movnt<mode>): Likewise.
9226 (sse2_movntv2di): Likewise.
9227 (sse_rcpv4sf2): Likewise.
9228 (sse_sqrtv4sf2): Likewise.
9229 (sse_rsqrtv4sf2): Likewise.
9230 (<sse>_comi): Likewise.
9231 (<sse>_ucomi): Likewise.
9232 (sse_cvtss2si): Likewise.
9233 (sse_cvtss2si_2): Likewise.
9234 (sse_cvtss2siq): Likewise.
9235 (sse_cvtss2siq_2): Likewise.
9236 (sse_cvttss2si): Likewise.
9237 (sse_cvttss2siq): Likewise.
9238 (sse2_cvtsd2si): Likewise.
9239 (sse2_cvtsd2si_2): Likewise.
9240 (sse2_cvtsd2siq): Likewise.
9241 (sse2_cvtsd2siq_2): Likewise.
9242 (sse2_cvttsd2si): Likewise.
9243 (sse2_cvttsd2siq): Likewise.
9244 (sse2_cvtdq2pd): Likewise.
9245 (*sse2_cvtpd2dq): Likewise.
9246 (*sse2_cvttpd2dq): Likewise.
9247 (*sse2_cvtpd2ps): Likewise.
9248 (sse2_cvtps2pd): Likewise.
9249 (sse3_movshdup): Likewise.
9250 (sse3_movsldup): Likewise.
9251 (sse_storehps): Likewise.
9252 (*sse4_1_extractps): Likewise.
9253 (sse2_storelpd): Likewise.
9254 (vec_dupv2df_sse3): Likewise.
9255 (*vec_concatv2df_sse3): Likewise.
9256 (*sse4_1_pextrb): Likewise.
9257 (*sse4_1_pextrb_memory): Likewise.
9258 (*sse2_pextrw): Likewise.
9259 (*sse4_1_pextrw_memory): Likewise.
9260 (*sse4_1_pextrd): Likewise.
9261 (*sse4_1_pextrq): Likewise.
9262 (sse2_pshufd_1): Likewise.
9263 (sse2_pshuflw_1): Likewise.
9264 (sse2_pshufhw_1): Likewise.
9265 (*sse2_storeq_rex64): Likewise.
9266 (*vec_dupv4si): Likewise.
9267 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9268 (sse2_pmovmskb): Likewise.
9269 (*sse2_maskmovdqu): Likewise.
9270 (*sse2_maskmovdqu_rex64): Likewise.
9271 (sse_ldmxcsr): Likewise.
9272 (sse_stmxcsr): Likewise.
9273 (abs<mode>2): Likewise.
9274 (sse4_1_movntdqa): Likewise.
9275 (sse4_1_phminposuw): Likewise.
9276 (sse4_1_extendv8qiv8hi2): Likewise.
9277 (*sse4_1_extendv8qiv8hi2): Likewise.
9278 (sse4_1_extendv4qiv4si2): Likewise.
9279 (*sse4_1_extendv4qiv4si2): Likewise.
9280 (sse4_1_extendv2qiv2di2): Likewise.
9281 (*sse4_1_extendv2qiv2di2): Likewise.
9282 (sse4_1_extendv4hiv4si2): Likewise.
9283 (*sse4_1_extendv4hiv4si2): Likewise.
9284 (sse4_1_extendv2hiv2di2): Likewise.
9285 (*sse4_1_extendv2hiv2di2): Likewise.
9286 (sse4_1_extendv2siv2di2): Likewise.
9287 (*sse4_1_extendv2siv2di2): Likewise.
9288 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9289 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9290 (sse4_1_zero_extendv4qiv4si2): Likewise.
9291 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9292 (sse4_1_zero_extendv2qiv2di2): Likewise.
9293 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9294 (sse4_1_zero_extendv4hiv4si2): Likewise.
9295 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9296 (sse4_1_zero_extendv2hiv2di2): Likewise.
9297 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9298 (sse4_1_zero_extendv2siv2di2): Likewise.
9299 (*sse4_1_zero_extendv2siv2di2): Likewise.
9300 (sse4_1_ptest): Likewise.
9301 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9302 (sse4_2_pcmpestri): Likewise.
9303 (sse4_2_pcmpestrm): Likewise.
9304 (sse4_2_pcmpistri): Likewise.
9305 (sse4_2_pcmpistrm): Likewise.
9307 (aeskeygenassist): Likewise.
9309 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9311 * config/i386/predicates.md (vzeroall_operation): New.
9313 * config/i386/sse.md (avx_vzeroall): New.
9314 (*avx_vzeroall): Likewise.
9316 2008-08-28 Paul Brook <paul@codesourcery.com>
9317 Mark Shinwell <shinwell@codesourcery.com>
9318 Richard Earnshaw <richard.earnshaw@arm.com>
9320 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9321 (TARGET_MIN_ANCHOR_OFFSET): New.
9322 (arm_override_options): Set correct anchor ranges for Thumb-1
9323 and Thumb-2 if required.
9324 (legitimize_pic_address): Handle case involving a TLS symbol
9325 reference with an addend.
9326 (arm_optimization_options): Enable section anchors at -O1 and
9328 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9329 * config/arm/arm-protos.h (arm_optimization_options): New.
9331 2008-08-28 Nick Clifton <nickc@redhat.com>
9333 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9334 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9337 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9338 * config/v850/v850.md (return): Remove frame size restriction.
9340 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9342 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9344 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9346 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9348 2008-08-28 Paul Brook <paul@codesourcery.com>
9350 * config/arm/vfp11.md: Update license notice.
9351 * config/arm/cortex-r4.md: Ditto.
9353 2008-08-28 Richard Guenther <rguenther@suse.de>
9355 PR tree-optimization/37207
9356 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9359 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9362 * tree.c (int_fits_type_p): Don't forget unsigned integers
9363 of type sizetype which higher end word equals -1.
9365 2008-08-28 Ira Rosen <irar@il.ibm.com>
9367 * target.h (struct vectorize): Add new target builtin.
9368 * tree-vectorizer.c (destroy_loop_vec_info): Call
9369 vect_free_slp_instance instead of vect_free_slp_node.
9370 * tree-vectorizer.h (enum slp_load_perm_type): New.
9371 (struct _slp_instance): Add new fields.
9372 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9373 (SLP_INSTANCE_LOADS): New.
9374 (vect_free_slp_tree): Remove.
9375 (vect_free_slp_instance): Declare.
9376 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9377 (vectorizable_load): Add argument.
9378 (vect_transform_slp_perm_load): New.
9379 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9381 (vect_get_place_in_interleaving_chain): New function.
9382 (vect_free_slp_tree): Make static.
9383 (vect_free_slp_instance): New function.
9384 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9385 collect the load location in the interleaving chain.
9386 (vect_supported_slp_permutation_p): New function.
9387 (vect_supported_load_permutation_p): Likewise.
9388 (vect_analyze_slp_instance): In case of loads permutation, call
9389 vect_supported_load_permutation_p to check that the permutation is
9391 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9392 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9393 (vect_create_mask_and_perm): New function.
9394 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9395 (vectorizable_load): Add an argument. Don't keep the created vectors
9396 statements in the node if permutation is required. Call
9397 vect_transform_slp_perm_load to generate the permutation.
9398 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9399 additional argument.
9400 (vect_schedule_slp_instance): In case of loads permutation, allocate
9401 vectorized statements structure for all the related SLP nodes. Call
9402 vect_transform_stmt with addditional argument.
9403 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9404 * config/spu/spu.c (spu_builtin_vec_perm): New.
9405 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9406 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9407 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9408 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9410 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9412 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9413 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9414 __gthread_cond_signal, __gthread_cond_timedwait,
9415 __gthread_cond_timedwait_recursive): New functions.
9416 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9418 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9421 2008-08-28 Richard Guenther <rguenther@suse.de>
9424 * fold-const.c (maybe_canonicalize_comparison_1): Require
9425 undefined overflow only for canonicalizing A +- CST cmp CST.
9426 Make sure to not generate new constants that are not inside
9427 their TYPE_MIN/MAX_VALUE range.
9428 (maybe_canonicalize_comparison): Remove undefined overflow
9430 (fold_binary): Remove now duplicate folding.
9432 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9434 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9435 use not updated in the last change.
9437 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9439 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9440 (IRA_COVER_CLASSES): Add FPUL_REGS.
9442 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9445 * c-common.c (conversion_warning): Check for null operands.
9447 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9450 * c-decl.c (check_for_loop_decls): Improve error message. Give
9453 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9456 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9457 (convert_for_assignment): Pass corrent OPT_W* parameter to
9458 WARN_FOR_ASSIGNMENT.
9460 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9463 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9465 2008-08-27 Paul Brook <paul@codesourcery.com>
9467 * config.gcc: Loosen checks for arm uclinux eabi targets.
9469 2008-08-27 Paul Brook <paul@codesourcery.com>
9471 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9473 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9475 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9477 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9478 the enumerators of an ENUMERAL_TYPE.
9479 * dbxout.c (dbxout_type): Ditto.
9481 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9484 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9485 (fwprop_addr): Check that the loop_father is not the outer loop.
9487 2008-08-26 Paul Brook <paul@codesourcery.com>
9489 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9490 Remove documentation entry for fmul type.
9491 Use fmuls to annotate single-precision multiplication patterns,
9492 fmuld to annotate double-precision multiplication patterns,
9493 fmacs to annotate single-precision multiply-accumulate patterns
9494 and fmacd to annotate double-precision multiply-accumulate patterns.
9495 * config/arm/vfp11.md: Update reservations accordingly.
9496 * config/arm/arm.md: Note that certain values of the "type"
9497 attribute are documented in vfp.md.
9498 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9499 (v10_cvt): Use new fmul types.
9501 2008-08-26 Paul Brook <paul@codesourcery.com>
9503 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9504 * config/arm/vfp11.md: ...here. New.
9505 * config/arm/arm.md: Include vfp11.md.
9507 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9509 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9510 parameter to inform call.
9512 2008-08-26 Jeff Law <law@redhat.com>
9514 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9515 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9516 preferred class when copying a constant into a partial word register.
9518 2008-08-26 Ben Elliston <bje@au.ibm.com>
9520 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9521 * cp/typeck.c: Likewise.
9522 * cp/tree.c: Likewise.
9523 * gimple-low.c: Likewise.
9526 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9528 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9529 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9531 * doc/passes.texi: Describe IRA.
9533 * doc/tm.texi (IRA_COVER_CLASSES,
9534 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9536 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9537 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9538 -fira-propagate-cost, -fno-ira-share-save-slots,
9539 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9541 * flags.h (ira_algorithm): New enumeration.
9542 (flag_ira_algorithm, flag_ira_verbose): New external variable
9545 * postreload.c (gate_handle_postreload): Don't do post reload
9546 optimizations unless the reload is completed.
9548 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9551 * tree-pass.h (pass_ira): New external variable declaration.
9553 * reload.h: Add 2008 to the Copyright.
9555 * cfgloopanal.c: Include params.h.
9556 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9559 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9561 * toplev.c (ira.h): New include.
9562 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9563 (backend_init_target): Call ira_init.
9564 (backend_init): Call ira_init_once.
9565 (finalize): Call finish_ira_once.
9567 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9568 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9571 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9572 may_move_out_cost): New external variable declarations.
9573 (move_table): New typedef.
9575 * caller-save.c: Include headers output.h and ira.h.
9576 (no_caller_save_reg_set): New global variable.
9577 (save_slots_num, save_slots): New variables.
9578 (reg_save_code, reg_restore_code, add_stored_regs): Add
9580 (init_caller_save): Set up no_caller_save_reg_set.
9581 (init_save_areas): Reset save_slots_num.
9582 (saved_hard_reg): New structure.
9583 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9584 (initiate_saved_hard_regs, new_saved_hard_reg,
9585 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9587 (setup_save_areas): Add code for sharing stack slots.
9588 (all_blocks): New variable.
9589 (save_call_clobbered_regs): Process pseudo-register too.
9590 (mark_set_regs): Process pseudo-register too.
9591 (insert_one_insn): Put the insn after bb note in a empty basic
9592 block. Add insn check.
9594 * global.c (eliminable_regset): Make it external.
9595 (mark_elimination): Use DF_LR_IN for IRA.
9596 (pseudo_for_reload_consideration_p): New.
9597 (build_insn_chain): Make it external. Don't ignore spilled
9598 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9599 (gate_handle_global_alloc): New function.
9600 (pass_global_alloc): Add the gate function.
9602 * opts.c (decode_options): Set up flag_ira. Print the warning for
9604 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9606 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9608 * regmove.c (regmove_optimize): Don't do replacement of output for
9611 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9612 New external variable declarations.
9614 * local-alloc.c (update_equiv_regs): Make it external. Return
9615 true if jump label rebuilding should be done. Rescan new_insn for
9617 (gate_handle_local_alloc): New function.
9618 (pass_local_alloc): Add the gate function.
9620 * alias.c (value_addr_p, stack_addr_p): New functions.
9621 (nonoverlapping_memrefs_p): Use them for IRA.
9623 * common.opt (fira, fira-algorithm, fira-coalesce,
9624 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9625 fira-verbose): New options.
9627 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9628 move_cost, may_move_in_cost, may_move_out_cost): Make the
9630 (move_table): Remove typedef.
9631 (init_move_cost): Make it external.
9632 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9635 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9636 setup_reg_classes): New function prototypes.
9637 (eliminable_regset): New external variable declaration.
9638 (build_insn_chain, update_equiv_regs): New function prototypes.
9640 * Makefile.in (IRA_INT_H): New definition.
9641 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9642 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9643 (reload1.o, toplev.o): Add dependence on ira.h.
9644 (cfgloopanal.o): Add PARAMS_H.
9645 (caller-save.o): Add dependence on output.h and ira.h.
9646 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9647 ira-emit.o, ira-lives.o): New entries.
9649 * passes.c (pass_ira): New pass.
9651 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9653 * reload1.c (ira.h): Include the header.
9654 (changed_allocation_pseudos): New bitmap.
9655 (init_reload): Initiate the bitmap.
9656 (compute_use_by_pseudos): Permits spilled registers in FROM.
9657 (temp_pseudo_reg_arr): New variable.
9658 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9659 IRA. Call alter_reg with the additional parameter. Don't clear
9660 spilled_pseudos for IRA. Restore original insn chain for IRA.
9661 Clear changed_allocation_pseudos at the end of reload.
9662 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9663 (hard_regno_to_pseudo_regno): New variable.
9664 (count_pseudo): Check spilled pseudos. Set up
9665 hard_regno_to_pseudo_regno.
9666 (count_spilled_pseudo): Check spilled pseudos. Update
9667 hard_regno_to_pseudo_regno.
9668 (find_reg): Use better_spill_reload_regno_p. Check
9669 hard_regno_to_pseudo_regno.
9670 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9672 (eliminate_regs_1): Use additional parameter for alter_reg.
9673 (finish_spills): Set up pseudo_previous_regs only for spilled
9674 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9675 more arguments. Don't clear live_throughout and dead_or_set for
9676 spilled pseudos. Use additional parameter for alter_reg. Call
9677 mark_allocation_change. Set up changed_allocation_pseudos.
9678 Remove sanity check.
9679 (emit_input_reload_insns, delete_output_reload): Use additional
9680 parameter for alter_reg. Call mark_allocation_change.
9681 (substitute, gen_reload_chain_without_interm_reg_p): New
9683 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9685 * testsuite/gcc.dg/20080410-1.c: New file.
9687 * config/s390/s390.h (IRA_COVER_CLASSES,
9688 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9690 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9692 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9694 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9696 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9698 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9700 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9702 2008-08-24 Jeff Law <law@redhat.com>
9703 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9704 when ignoring unavailable registers.
9706 2008-08-24 Jeff Law <law@redhat.com>
9707 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9708 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9709 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9710 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9712 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9713 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9715 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9716 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9717 * reload1.c (find_reg): Process registers in register allocation order.
9719 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9720 * toplev.c (backend_init_target): Move ira_init call from
9722 (lang_dependent_init_target): ...to here.
9724 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9725 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9726 calculate memory move costs for NO_REGS.
9728 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9729 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9730 STACK_REGS is defined.
9732 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9733 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9735 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9736 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9738 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9739 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9740 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9743 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9744 Dorit Nuzman <dorit@il.ibm.com>
9746 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9747 vec_extract_evenv4sf, vec_extract_evenv8hi,
9748 vec_extract_evenv16qi, vec_extract_oddv4si,
9749 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9750 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9751 vec_interleave_highv4si, vec_interleave_lowv4si,
9752 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9753 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9754 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9756 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9759 * config/rs6000/rs6000.c (optimization_options): Don't default to
9760 section anchors without toplevel reorder.
9762 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9764 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9765 (mfc_end_critical_section): Likewise.
9767 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9769 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9770 all type qualifiers from element type to vector type.
9772 2008-08-25 David Daney <ddaney@avtrex.com>
9774 * config/mips/mips.md (immediate_insn): Move up in file, fix
9775 comment typo, reformat.
9776 (fetchop_bit, atomic_hiqi_op memory_barrier,
9777 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9778 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9779 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9780 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9781 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9782 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9783 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9784 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9785 sync_old_nand<mode>, sync_new_nand<mode>,
9786 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9787 test_and_set_12): Moved to sync.md.
9789 * config/mips/sync.md: New file.
9791 2008-08-25 Richard Henderson <rth@redhat.com>
9793 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9794 (regsave): Likewise.
9795 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9796 (output_cfi_directive): Likewise.
9797 (div_data_align): New.
9798 (output_cfi): Use it.
9800 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9802 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9803 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9804 (TARGET_OCTEON): New macro.
9805 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9806 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9807 (ISA_HAS_POP): New macro.
9808 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9810 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9812 * config/mips/mips.md (cpu): Add octeon.
9813 (type): Add pop attribute value.
9814 (popcount<mode>2): New pattern.
9815 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9817 2008-08-24 Jan Hubicka <jh@suse.cz>
9819 * doc/invoke.texi (-fipa-cp-clone): New option.
9820 (-fipa-cp): Update docs.
9821 (--param ipcp-unit-growth):New.
9822 * ipa-cp.c: Include fibheap.h, params.h
9823 (ipcp_initialize_node_lattices): When not cloning, all externally
9824 visible functions are bottom.
9825 (ipcp_need_redirect_p): Accept clones.
9826 (ipcp_insert_stage): Use cost driven heuristics.
9827 (max_count, dead_nodes): New static vars.
9828 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9829 ipcp_const_param_count): New functions.
9830 * common.opt (ipa-cp-clone): New command line option.
9831 * params.def (ipcp-unit-growth): New.
9833 2008-08-24 Jan Hubicka <jh@suse.cz>
9835 * tree-inline.c (tree_function_versioning): Look harder
9836 for referenced vars.
9838 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9840 PR tree-optimization/37185
9841 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9843 2008-08-23 Jan Hubicka <jh@suse.cz>
9845 * ipa-cp.c (ipcp_analyze_node): New function.
9846 (ipcp_update_cloned_node): Use it.
9847 (ipcp_init_stage): Likewise.
9848 * ipa-inline.c (function_insertion_hook_holder): New static var.
9849 (analyze_function): Break out from ....
9850 (inline_generate_summary): Here; register insertion hook.
9851 (cgraph_decide_inlining): Remove hook.
9852 (add_new_function): New function.
9854 2008-08-23 Jan Hubicka <jh@suse.cz>
9856 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9858 2008-08-23 Jan Hubicka <jh@suse.cz>
9860 * ipa-cp.c (constant_val_insert): Remove.
9861 (ipcp_propagate_one_const): Remove.
9862 (ipcp_create_replace_map): Always insert replacements to the map.
9863 (ipcp_insert_stage): Do not try to insert statements by hand.
9864 * tree-inline.c (insert_init_stmt): Break out from ...
9865 (setup_one_parameter): ... here; allow NULL BB pointer.
9866 (tree_function_versioning): Use setup_one_parameter to process
9869 2008-08-23 Jan Hubicka <jh@suse.cz>
9871 * tree.c (decl_address_ip_invariant_p): New function.
9872 * tree.h (decl_address_ip_invariant_p): Declare.
9873 * gimple.c (strip_invariant_refs): Break out from ...
9874 (is_gimple_invariant_address): ... here
9875 (is_gimple_ip_invariant_address): New function.
9876 (is_gimple_ip_invariant): New function.
9877 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9880 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9881 (ipcp_lat_is_insertable): All constants are insertable.
9882 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9883 IPA_CONST_VALUE_REF.
9884 (ipcp_initialize_node_lattices): Propagate all types of operands.
9885 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9886 (ipcp_create_replace_map): Reformat.
9887 (ipcp_need_redirect_p): Simplify.
9888 (ipcp_insert_stage): Check that argument is used before clonning.
9889 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9891 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9892 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9893 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9894 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9895 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9896 * tree-inline.c (tree_function_versioning): Add variables referenced
9899 2008-08-23 Jan Hubicka <jh@suse.cz>
9902 * i386.c (standard_80387_constant_p): Use optimize_size.
9904 2008-08-23 Ira Rosen <irar@il.ibm.com>
9906 PR tree-optimization/37161
9907 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9908 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9909 (vect_determine_vectorization_factor): Move the scalar type
9910 retrieval to vect_get_smallest_scalar_type.
9911 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9912 scalar type. Remove redundant computation.
9913 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9914 (vect_get_slp_defs): Take the type of RHS into account if
9915 necessary by calling vect_get_smallest_scalar_type. Call
9916 vect_get_constant_vectors with additional argument.
9918 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9921 * doc/invoke.texi (Wwrite-strings): Clarify description.
9923 2008-08-23 Ira Rosen <irar@il.ibm.com>
9925 PR tree-optimization/37174
9926 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9927 def stmt is a part of the loop before accessing its stmt_vec_info.
9929 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9932 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9933 (*swap): New insn pattern.
9934 (*ashlqi3): Rename from ashlqi3 insn pattern.
9935 (ashlqi3): New expanders.
9936 (*lshrqi3): Rename from lshrqi3 insn pattern.
9937 (lshrqi3): New expanders.
9938 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9939 lshrqi3_const5, lshrqi3_const6): New splitters.
9940 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9941 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9944 2008-08-22 Richard Guenther <rguenther@suse.de>
9946 PR tree-optimization/37078
9947 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9948 [+INF, +INF] ranges.
9950 2008-08-22 Richard Guenther <rguenther@suse.de>
9952 PR tree-optimization/37143
9953 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9954 a conversion statement instead of a copy.
9956 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9959 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9960 CCCmode, CCOmode and CCSmode destination modes.
9963 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9964 from different units in a single alternative.
9965 (*vec_extractv2sf_1): Ditto.
9966 (*vec_extractv2si_0): Ditto.
9967 (*vec_extractv2si_1): Ditto.
9968 * config/i386/sse.md (sse2_storehpd): Ditto.
9969 (sse2_storelpd): Ditto.
9970 (sse2_loadhpd): Ditto.
9971 (sse2_loadlpd): Ditto.
9974 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9975 (popcountsi2): Ditto.
9976 (clzdi2_abm): Ditto.
9977 (popcountdi2): Ditto.
9978 (clzhi2_abm): Ditto.
9979 (popcounthi2): Ditto.
9981 2008-08-22 Richard Guenther <rguenther@suse.de>
9985 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9986 if the multiplication does not overflow.
9988 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9990 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9992 2008-08-21 Richard Henderson <rth@redhat.com>
9994 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9995 spurrious comma from test.
9996 * configure: Rebuild.
9998 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10001 * builtins.c (fold_builtin_next_arg): Add warning about undefined
10004 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
10006 * c-tree.h (grokfield): New argument.
10007 * c-decl.c (grokfield): Handle new location argument.
10008 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
10010 2008-08-21 Richard Guenther <rguenther@suse.de>
10012 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
10014 2008-08-21 Jan Hubicka <jh@suse.cz>
10016 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
10017 (cgraph_add_function_insertion_hook,
10018 cgraph_remove_function_insertion_hook,
10019 cgraph_call_function_insertion_hooks): New functions.
10020 * cgraph.h (cgraph_add_function_insertion_hook,
10021 cgraph_remove_function_insertion_hook,
10022 cgraph_call_function_insertion_hooks): Declare.
10023 * ipa-reference.c (function_insertion_hook_holder): New variable.
10024 (check_operand, look_for_address_of): When checking late, do not care
10025 about module bitmaps.
10026 (add_new_function): New function.
10027 (generate_summary): Register hooks; zero module bitmaps.
10028 (propagate): Unregister hooks.
10029 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
10030 (add_new_function): New function.
10031 (generate_summary): Register hook.
10032 (propagate): Remove hook.
10034 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
10036 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
10037 * ipa-cp.c (ipcp_update_cloned_node): New function.
10038 (build_const_val): Handle functions correctly; bring type logic
10039 into sync with tree-inline.c
10040 (ipcp_init_stage): Take care of computing stuff needed by
10041 indirect inlining; update clones.
10042 (ipcp_generate_summary): Break out of ipcp_driver.
10043 (ipcp_driver): Do only execution and transformation.
10044 (pass_ipa_cp): Make IPA_PASS.
10045 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10047 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10048 ipcp, some info is already available.
10049 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10050 * tree-inline.c (remap_ssa_name): Unshare expression.
10052 2008-08-21 Richard Guenther <rguenther@suse.de>
10054 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10055 a PHI ask VN if it is already available.
10056 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10057 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10059 2008-08-21 Richard Guenther <rguenther@suse.de>
10061 PR middle-end/36817
10062 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10063 makes sure to produce a result of the correct type.
10065 2008-08-21 Jan Hubicka <jh@suse.cz>
10066 Backport from LTO branch:
10068 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10069 Jan Hubicka <jh@suse.cz>
10072 (init_state, finish_state, set_function_state, generate_summary):
10074 (scan_stmt): Renamed from scan_function. Changed to keep state in
10075 local static vars rather than cgraph aux field.
10076 (propagate): Renamed from static_execute. Changed to keep state in
10077 local static vars rather than cgraph aux field.
10078 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10079 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10081 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10083 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10084 * ipa-reference.c (init_function_info, generate_summary,
10085 propagate): New functions.
10086 (analyze_function): Call init_function_info.
10087 (static_execute): Stripped into generate_summary and propagate.
10088 (pass_ipa_reference): Made into ipa_opt_pass.
10090 2008-08-21 Richard Guenther <rguenther@suse.de>
10092 PR tree-optimization/37181
10093 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10095 (extract_range_from_unary_expr): Likewise.
10097 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10099 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10101 * toplev.h (pedwarn_at): Likewise.
10102 * builtins.c: Update all calls to pedwarn.
10103 * c-lex.c: Likewise.
10104 * toplev.c: Likewise.
10105 * c-tree.h: Likewise.
10106 * c-decl.c: Likewise.
10107 * c-errors.c: Likewise.
10108 * c-typeck.c: Likewise.
10109 * c-common.c: Likewise.
10110 * c-parser.c: Likewise.
10112 2008-08-20 Joseph Myers <joseph@codesourcery.com>
10115 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10116 with MODE_VECTOR_INT mode.
10118 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10121 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10122 initialized outside the current module.
10123 (warn_uninitialized_var): Ignore left-hand side when walking the
10124 trees. Ignore address expressions. Examine VUSE operands in gimple
10125 statements with a variable declaration on the right-hand side.
10127 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10130 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10132 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10135 * c-common.c (conversion_warning): Do not warn if applying bit-and
10136 operator to unsigned constant that fits in the target type.
10138 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10141 * c-common.c (conversion_warning): Do not warn for artificial
10144 2008-08-20 Richard Guenther <rguenther@suse.de>
10146 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10147 (extract_range_from_binary_expr): Fall back to constant propagation.
10148 (extract_range_from_unary_expr): Likewise.
10150 2008-08-20 Richard Guenther <rguenther@suse.de>
10152 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10153 with TREE_THIS_VOLATILE on shared nodes.
10154 (fold_stmt_r): Likewise.
10156 2008-08-20 Jakub Jelinek <jakub@redhat.com>
10159 * c-parser.c (c_parser_attributes): For keywords use canonical
10160 spelling for attr_name.
10162 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10164 * value-prof.c (check_counter): Revert wrong call to error.
10166 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10168 * profile.c: Update calls to inform.
10169 * value-prof.c: Update calls to inform.
10171 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10173 * diagnostic.c (inform): Add an explicit location_t parameter.
10174 * toplev.h (inform): Update declaration.
10175 * builtins.c: Update all calls to inform.
10176 * c-common.c: Likewise.
10177 * c-decl.c: Likewise.
10178 * c-opts.c: Likewise.
10179 * c-pch.c: Likewise.
10180 * c-pragma.c: Likewise.
10181 * c-typeck.c: Likewise.
10182 * coverage.c: Likewise.
10183 * opts.c: Likewise.
10184 * toplev.c: Likewise.
10185 * tree-cfg.c: Likewise.
10186 * tree-ssa.c: Likewise.
10188 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10191 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10192 V2DI mode, for SSE4.1, use movq instead of vector set if the
10193 second element is zero and inter-unit moves are OK.
10195 2008-08-20 Richard Guenther <rguenther@suse.de>
10197 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10198 properly handle conversion/copy chains after tuplification.
10200 2008-08-20 Richard Guenther <rguenther@suse.de>
10202 * passes.c (init_optimization_passes): Move the second
10203 forwprop pass before alias computation. Remove the second
10204 DCE pass. Remove the first dominator and phi copy/const
10207 2008-08-20 Nick Clifton <nickc@redhat.com>
10209 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10210 support of this feature. Do not assume that a sufficiently new
10211 assembler will support the feature regardless of the target type.
10212 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10213 * configure: Regenerate.
10215 2008-08-20 Richard Guenther <rguenther@suse.de>
10217 * tree-vrp.c (found_in_subgraph): Remove.
10218 (live): New global static.
10219 (live_on_edge): New function.
10220 (blocks_visited): Remove.
10221 (register_edge_assert_for_2): Use live_on_edge.
10222 (find_conditional_asserts): Remove code dealing with
10223 found_in_subgraph. Do not walk the CFG.
10224 (find_switch_asserts): Likewise.
10225 (find_assert_locations_1): Renamed from find_assert_locations.
10226 Move finding assert locations for conditional and switch
10227 statements first. Update live bitmap. Do not walk the CFG.
10228 (find_assert_locations): New function.
10229 (insert_range_assertions): Remove entry of CFG walk.
10230 Adjust call to find_assert_locations.
10231 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10232 that only can appear because of fake exit edges but assert we
10233 never try to insert on those.
10234 (fini_pre): Do not remove fake exit edges here...
10235 (execute_pre): ...but here, before committing edge inserts.
10237 2008-08-19 Richard Guenther <rguenther@suse.de>
10239 * passes.c (init_optimization_passes): Exchange store-ccp
10242 2008-08-19 Rafael Espíndola <espindola@google.com>
10244 * varasm.c (weak_decls): Move earlier in the file.
10245 (assemble_external): Add weak decls to the weak_decls list.
10246 (declare_weak): Don't add decls to the weak_decls list.
10248 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10251 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10252 before (sse2_shufpd_<mode>).
10254 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10257 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10258 * tree.c (block_nonartificial_location): Likewise.
10260 2008-08-19 Richard Guenther <rguenther@suse.de>
10262 PR tree-optimization/35972
10263 PR tree-optimization/23094
10264 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10266 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10267 handle MISALIGNED_INDIRECT_REF.
10268 (get_ref_from_reference_ops): New helper.
10269 (vn_reference_lookup_pieces): Walk the use-def chain using the
10270 alias-oracle if requested.
10271 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10272 walking the use-def chain.
10273 (compute_avail): But not here.
10274 (create_component_ref_by_pieces_1): Properly handle
10275 MISALIGNED_INDIRECT_REF.
10276 (do_regular_insertion): Handle fully redundant
10277 expressions after PHI-translation also for SSA_NAME values, not
10278 only constants. Correctly use edoubleprime for that.
10280 2008-08-19 Ira Rosen <irar@il.ibm.com>
10282 * tree-vectorizer.c (supportable_widening_operation): Support
10283 multi-step conversion, return the number of steps in such conversion
10284 and the required intermediate types.
10285 (supportable_narrowing_operation): Likewise.
10286 * tree-vectorizer.h (vect_pow2): New function.
10287 (supportable_widening_operation): Change argument types.
10288 (supportable_narrowing_operation): Likewise.
10289 (vectorizable_type_promotion): Add an argument.
10290 (vectorizable_type_demotion): Likewise.
10291 * tree-vect-analyze.c (vect_analyze_operations): Call
10292 vectorizable_type_promotion and vectorizable_type_demotion with
10293 additional argument.
10294 (vect_get_and_check_slp_defs): Detect patterns.
10295 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10297 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10298 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10299 factor according to the smallest type in the loop.
10300 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10301 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10302 supportable_widening_operation with correct arguments.
10303 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10304 operands lists according to the number of vector statements in left
10305 or right node, if exists.
10306 (vect_gen_widened_results_half): Remove unused argument.
10307 (vectorizable_conversion): Call supportable_widening_operation,
10308 supportable_narrowing_operation, and vect_gen_widened_results_half
10309 with correct arguments.
10310 (vectorizable_assignment): Change documentation, support multiple
10312 (vectorizable_operation): Likewise.
10313 (vect_get_loop_based_defs): New function.
10314 (vect_create_vectorized_demotion_stmts): Likewise.
10315 (vectorizable_type_demotion): Support loop-aware SLP and general
10316 multi-step conversion. Call vect_get_loop_based_defs and
10317 vect_create_vectorized_demotion_stmts for transformation.
10318 (vect_create_vectorized_promotion_stmts): New function.
10319 (vectorizable_type_promotion): Support loop-aware SLP and general
10320 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10321 for transformation.
10322 (vectorizable_store): Change documentation, support multiple
10324 (vectorizable_load): Likewise.
10325 (vect_transform_stmt): Pass SLP_NODE to
10326 vectorizable_type_promotion and vectorizable_type_demotion.
10327 (vect_schedule_slp_instance): Move here the calculation of number
10328 of vectorized statements for each node from...
10329 (vect_schedule_slp): ... here.
10330 (vect_transform_loop): Call vect_schedule_slp without the last
10333 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10336 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10337 to == in assert statement.
10338 (vectorizable_reduction): Fix typo.
10340 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10343 * value-prof.c (check_counter): Dereference pointer to overall
10344 count when printing it.
10346 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10348 * profile.h: Really add it.
10350 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10352 * mcf.c: Really add it.
10354 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10355 Vinodha Ramasamy <vinodha@google.com>
10357 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10359 * value-prof.c (check_counter): Fix the counter if
10360 flag_profile_correction is true.
10361 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10362 tree_mod_subtract_transform):
10363 Follow check_counter parameter change.
10364 * common.opt (fprofile-correction): New option.
10366 * profile.h: Likewise.
10367 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10368 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10369 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10371 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10372 flag_profile_correction is set.
10374 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10376 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10378 2008-08-18 Tomas Bily <tbily@suse.cz>
10380 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10381 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10383 * tree-data-ref.c (split_constant_offset_1): Likewise.
10384 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10385 * tree-sra.c (sra_walk_expr): Likewise.
10386 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10387 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10388 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10389 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10391 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10392 * tree-vect-transform.c (vectorizable_type_demotion)
10393 (vectorizable_type_promotion): Likewise.
10394 * tree-inline.c (expand_call_inline):
10395 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10396 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10397 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10398 * expr.c (expand_expr_real_1): Likewise.
10399 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10400 (gimple_assign_unary_useless_conversion_p): Likewise.
10401 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10402 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10403 * fold-const.c (fold_unary): Likewise.
10404 * tree.h (CONVERT_EXPR_P): Likewise.
10405 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10406 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10408 (register_edge_assert_for_2, extract_range_from_unary_expr)
10409 (register_edge_assert_for_1): Likewise.
10411 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10413 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10414 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10415 (enum real_value_const): Delete.
10416 (get_real_const): Delete.
10417 * real.c (get_real_const): Delete.
10418 (dconst_e_ptr): Define.
10419 (dconst_third_ptr): Define.
10420 (dconst_sqrt2_ptr): Define.
10421 * builtins.c: Update all callers.
10423 2008-08-18 Richard Guenther <rguenther@suse.de>
10425 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10426 statement iterator after statement removal.
10428 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10430 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10431 (detect_processor_freebsd): Likewise.
10432 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10434 2008-08-18 Richard Guenther <rguenther@suse.de>
10436 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10437 and loads have the correct types.
10439 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10442 * c-opts.c (cpp_opts): Remove static.
10443 * c-parser.c (cpp_opts): Declare it extern.
10444 (disable_extension_diagnostics): Handle cpp options.
10445 (enable_extension_diagnostics): Likewise.
10447 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10449 * diagnostics.c (permerror_at): Rename as permerror.
10450 (permerror): Delete.
10451 * toplev.h: Likewise.
10453 2008-08-18 Richard Guenther <rguenther@suse.de>
10455 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10456 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10457 Move call_cdce before build_alias. Move copyrename2,
10458 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10459 right after final inlining.
10460 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10461 (pass_build_cfg): But instead via TODO_dump_func.
10463 2008-08-18 Richard Guenther <rguenther@suse.de>
10465 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10467 (scalarize_init): If we failed to generate some initializers
10468 do not generate zeros for not instantiated members. Instead
10469 rely on the copy out.
10470 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10471 about missing flow-sensitive alias info only if we have
10474 2008-08-17 Nick Clifton <nickc@redhat.com>
10476 * doc/extend.texi (Function Attributes): Fix typo in description
10477 if hot function attribute.
10479 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10480 Richard Sandiford <rdsandiford@googlemail.com>
10482 * doc/install.texi (--with-mips-plt): Document.
10483 * doc/invoke.texi (-mplt, -mno-plt): Document.
10484 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10485 and handle ${with_mips_plt}.
10486 * config/mips/mips.opt (mplt): New option.
10487 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10488 (TARGET_ABICALLS_PIC2): Likewise.
10489 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10490 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10491 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10492 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10493 to decide whether to output ".option picX" directives.
10494 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10495 Pass -call_nonpic rather than -KPIC for -mplt.
10496 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10497 on the command line. Also remove it when -mabi=64 is used without
10499 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10500 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10501 TARGET_ABICALLS_PIC0.
10502 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10504 (mips16_build_function_stub): Only output ".option pic" directives
10505 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10506 (mips16_build_call_stub): Fix comment and remove redundant
10507 ".set at"/"set .noat" directives.
10508 (mips_function_rodata_section): Use the default behaviour for
10509 TARGET_ABSOLUTE_ABICALLS.
10510 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10511 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10512 (mips_restore_gp): Do nothing if the current function doesn't use
10514 (mips_expand_prologue): Only save $gp if the current function uses it.
10515 Use a normal move for TARGET_ABICALLS_PIC0.
10516 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10518 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10520 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10521 of function when handling GLOBAL_POINTER_REGNUM.
10523 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10526 * common.opt (-fstack-check): Do not declare the variable here.
10527 (-fstack-check=): New option variant.
10528 * doc/invoke.texi (Code Gen Options): Document it.
10529 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10530 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10531 (STACK_CHECK_STATIC_BUILTIN): New macro.
10532 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10533 * opts.c: Include expr.h.
10534 (common_handle_option) <OPT_fold_stack_check_>: New case.
10535 <OPT_fstack_check>: Likewise.
10536 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10537 consistently in the test for variable-sized types. Adjust for
10538 new behaviour of flag_stack_check.
10539 * explow.c: Include except.h.
10540 (allocate_dynamic_stack_space): Do not take into account
10541 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10542 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10543 for variable-sized parameters. Treat all parameters whose size is
10544 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10545 stack checking is enabled.
10546 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10547 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10548 if generic stack checking is enabled.
10549 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10550 * reload1.c (reload): Likewise.
10551 * stmt.c (expand_decl): Assert that all automatic variables have
10552 fixed size at this point and remove dead code.
10553 * flags.h (stack_check_type): New enumeration type.
10554 (flag_stack_check): Declare.
10555 * toplev.c (flag_stack_check): New global variable.
10556 * Makefile.in (opts.o): Add dependency on EXPR_H.
10557 (explow.o): Add dependency on except.h.
10559 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10561 * config/avr/avr.c (avr_override_options): Reduce value of
10562 PARAM_INLINE_CALL_COST.
10564 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10566 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10567 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10568 lieu of TYPE_MODE (type) throughout.
10570 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10572 * config/arm/arm.c (add_minipool_backward_ref): Check for
10573 8-byte-aligned entries in second case of forcing insertion after a
10574 particular entry. Change third case to avoid inserting
10575 non-8-byte-aligned entries before 8-byte-aligned ones.
10577 2008-08-15 Richard Guenther <rguenther@suse.de>
10579 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10580 strip components for unknown size accesses.
10582 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10584 * config/s390/2097.md New file.
10585 * config/s390/s390.md ("z10prop" attribute): Define none,
10586 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10587 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10588 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10589 possible values and apply them to insns as appropriate.
10590 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10591 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10592 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10593 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10594 ("bfp" mode attribute): Removed. Every occurence replaced
10596 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10597 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10600 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10603 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10606 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10608 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10609 additional argument. Support reduction when duplication is needed due
10610 to data-types of different sizes in the loop.
10611 (get_initial_def_for_induction): Fix printout.
10612 (vect_get_vec_def_for_stmt_copy): Support case where the
10613 vec_stmt_for_operand is a phi node.
10614 (vectorizable_reduction): Support reduction when duplication is needed
10615 due to data-types of different sizes in the loop.
10616 (vectorizable_call): Remove restriction to not vectorize in case we
10617 have data-types of different sizes in the loop.
10618 (vectorizable_conversion): Likewise.
10619 (vectorizable_operation): Likewise.
10620 (vectorizable_type_demotion): Likewise.
10621 (vectorizable_type_promotion): Likewise.
10622 (vectorizable_induction): Add restriction to not vectorize in case
10623 we have data-types of different sizes in the loop.
10625 2008-08-14 Christophe Saout <christophe@saout.de>
10626 Uros Bizjak <ubizjak@gmail.com>
10629 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10630 (*vec_concatv2di_rex64_sse4_1): Ditto.
10631 (*vec_concatv2di_rex64_sse): Ditto.
10633 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10635 PR middle-end/37103
10636 * fold-const.c (fold_widened_comparison): Do not allow
10637 sign changes that change the result even if shorter type
10638 is wider than arg1_unw's type.
10640 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10642 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10643 Skip if the multilib testing specifies -march that does not
10644 agree with the one specified in the testcase.
10646 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10648 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10649 zero extend SImode values being converted to TFmode before passing
10652 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10654 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10655 __PPU__ when targeting the Cell/B.E. PPU processor.
10657 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10659 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10660 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10661 Rematerialize the static chain, if any.
10662 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10665 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10667 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10668 (new_loc_descr): Likewise.
10669 (add_loc_descr): Likewise.
10670 (size_of_loc_descr): Likewise.
10671 (size_of_locs): Likewise.
10672 (output_loc_operands): Likewise.
10673 (output_loc_sequence): Likewise.
10674 (new_reg_loc_descr): New.
10675 (build_cfa_loc): Use it.
10676 (build_cfa_aligned_loc): Likewise.
10677 (one_reg_loc_descriptor): Likewise.
10678 (based_loc_descr): Likewise.
10680 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10683 * doc/invoke.texi (Wmain): Update.
10684 * c-decl.c (start_decl): warn_main is only 0 or 1.
10685 (start_function): Likewise. Fix formatting.
10686 (finish_function): Delete redundant warning.
10687 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10688 * c-opts (c_common_handle_option): -Wall only has effect if
10689 warn_main is uninitialized. OPT_Wmain is automatically
10690 handled. -pedantic also enables Wmain.
10691 (c_common_post_options): Handle all logic for Wmain here.
10692 * c-common.c (warn_main): Delete.
10693 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10694 * c-common.h (warn_main): Delete.
10696 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10698 PR middle-end/36701
10699 * expr.c (emit_group_store): Allocate stack temp with the
10700 largest alignment when copying from register to stack.
10702 2008-08-13 Richard Guenther <rguenther@suse.de>
10704 * tree.h (maybe_fold_offset_to_address): Declare.
10705 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10706 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10707 Likewise for POINTER_PLUS_EXPR.
10708 (maybe_fold_offset_to_reference): Enable disabled code.
10709 (maybe_fold_offset_to_address): New function.
10710 (fold_stmt_r): Use it.
10711 (fold_gimple_assign): Likewise.
10712 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10713 (gimplify_expr): Likewise.
10715 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10717 * toplev.h (pedwarn_at): Fix declaration.
10719 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10721 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10722 LINK_SPEC): Use %R in -Y P argument.
10724 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10727 * diagnostic.c (pedwarn_at): New.
10728 * toplev.h (pedwarn_at): Declare.
10729 * c-tree.h (build_enumerator): Update declaration.
10730 * c-decl.c (finish_enum): Update comment.
10731 (build_enumerator): Take a location parameter. Give a pedwarn but do
10732 not perform any conversion.
10733 * c-parser.c (c_parser_enum_specifier): Set correct location for
10736 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10739 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10740 expressions except for conversions to signed:1 bitfields. Handle
10741 COND_EXPR with constant operands.
10743 2008-08-13 Richard Guenther <rguenther@suse.de>
10745 PR tree-optimization/15255
10746 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10747 (struct oecount_s): New struct and VEC types.
10748 (cvec): New global.
10749 (oecount_hash): New function.
10750 (oecount_eq): Likewise.
10751 (oecount_cmp): Likewise.
10752 (zero_one_operation): New function.
10753 (build_and_add_sum): Likewise.
10754 (undistribute_ops_list): Perform un-distribution of multiplication
10755 and division on the chain of summands.
10756 (should_break_up_subtract): Also break up subtracts for factors.
10757 (reassociate_bb): Delete dead visited statements.
10758 Call undistribute_ops_list. Re-sort and optimize if it did something.
10759 * passes.c (init_optimization_passes): Move DSE before
10761 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10764 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10766 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10768 * doc/invoke.texi: Revert unintended checkin.
10770 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10773 * gcc.c (include_spec_function): Tweak call to find_a_file.
10775 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10777 PR middle-end/37014
10778 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10779 and TRUTH_ORIF_EXPR.
10780 * dojump.c (do_jump): Likewise.
10782 PR tree-optimization/37084
10783 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10784 if id->regimplify, don't assume stmt is a cast assignment.
10786 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10788 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10790 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10793 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10796 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10798 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10799 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10801 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10802 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10803 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10804 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10805 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10807 * doc/tm.texi (Storage Layout): Remove documentation for
10808 TARGET_FLOAT_FORMAT.
10810 * simplify-rtx.c (simplify_binary_operation_1): Replace
10811 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10813 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10815 * real.h (struct real_format): New member has_sign_dependent_rounding.
10816 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10817 spu_single_format, ieee_double_format, mips_double_format,
10818 motorola_double_format, ieee_extended_motorola_format,
10819 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10820 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10821 mips_extended_format, ieee_quad_format, mips_quad_format,
10822 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10823 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10825 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10826 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10827 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10828 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10829 (ROUND_TOWARDS_ZERO): Likewise.
10831 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10832 (FLOAT_MODE_FORMAT): New macro.
10833 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10834 (MODE_COMPOSITE_P): ... this new macro.
10835 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10836 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10837 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10839 * flags.h: Include "real.h".
10841 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10842 REAL_MODE_FORMAT_COMPOSITE_P.
10843 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10845 * doc/tm.texi (Storage Layout): Remove documentation of
10846 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10847 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10848 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10849 they only apply to libgcc2.a.
10851 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10853 * config/spu/float_disf.c: New file.
10854 * config/spu/float_unsdisf.c: New file.
10855 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10856 (LIB2FUNCS_EXCLUDE): Define.
10858 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10859 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10861 * real.h (struct real_format): New member round_towards_zero.
10862 * real.c (round_for_format): Respect fmt->round_towards_zero.
10863 (ieee_single_format, mips_single_format, motorola_single_format,
10864 spu_single_format, ieee_double_format, mips_double_format,
10865 motorola_double_format, ieee_extended_motorola_format,
10866 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10867 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10868 mips_extended_format, ieee_quad_format, mips_quad_format,
10869 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10870 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10872 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10873 real_format to choose rounding mode when calling MPFR functions.
10874 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10875 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10877 * real.h (real_to_decimal_for_mode): Add prototype.
10878 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10879 Respect target rounding mode when generating decimal representation.
10880 (real_to_decimal): New stub for backwards compatibility.
10881 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10882 real_to_decimal_for_mode instead of real_to_decimal.
10884 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10886 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10887 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10889 * real.c (spu_single_format): New variable.
10890 * real.h (spu_single_format): Declare.
10892 * config/spu/spu.c (spu_override_options): Install SFmode format.
10893 (spu_split_immediate): Use integer mode to operate on pieces of
10894 floating-point values in all cases.
10896 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10897 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10898 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10900 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10902 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10904 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10906 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10908 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10911 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10912 on the VAR_DECL instead of TYPE_READONLY on its type.
10914 2008-08-12 Ira Rosen <irar@il.ibm.com>
10916 * tree-vectorizer.c: Depend on langhooks.h.
10917 (supportable_widening_operation): Add two arguments. Support double
10919 (supportable_narrowing_operation): Likewise.
10920 * tree-vectorizer.h (supportable_widening_operation): Add two
10922 (supportable_narrowing_operation): Likewise.
10923 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10924 supportable_widening_operation with correct arguments.
10925 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10926 (vectorizable_type_demotion): Support double type conversions.
10927 (vectorizable_type_promotion): Likewise.
10928 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10930 2008-08-11 Michael Matz <matz@suse.de>
10932 * i386/i386.c (override_options): Move initialisation from
10933 flag_schedule_insns_after_reload to here from ...
10934 (optimization_options): ... here.
10936 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10938 PR rtl-optimization/36998
10939 * dwarf2out.c (compute_barrier_args_size_1,
10940 compute_barrier_args_size): Temporarily remove assertions.
10942 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10944 PR middle-end/20644
10945 * tree-ssa.c (struct walk_data): Add new flag
10946 warn_possibly_uninitialized.
10947 (warn_uninitialized_var): Use it.
10948 (warn_uninitialized_vars): New.
10949 (execute_early_warn_uninitialized): Call it.
10950 (execute_late_warn_uninitialized): Likewise.
10952 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10954 PR middle-end/36238
10955 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10956 for memory subregs.
10958 2008-08-09 Jan Hubicka <jh@suse.cz>
10961 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10963 (expand_fix): Be prepared for expansion to fail.
10964 (expand_sfix_optab): Remove instructions if expansion failed.
10966 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10968 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10969 avr31 architecture.
10970 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10971 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10973 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10975 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10976 mips/t-libgcc-mips16 to tmake_file.
10977 * config/mips/mips-protos.h (mips_call_type): New enum.
10978 (mips_pic_base_register, mips_got_load): Declare.
10979 (mips_restore_gp): Take an rtx argument.
10980 (mips_use_pic_fn_addr_reg_p): Declare.
10981 (mips_expand_call): Replace the sibcall_p argument with
10982 a mips_call_type argument. Add a lazy_p parameter.
10983 (mips_split_call): Declare.
10984 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10985 (MIPS16_PIC_TEMP): Likewise.
10986 (reg_class): Delete M16_NA_REGS.
10987 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10988 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10989 (mips_split_hi_p): Declare.
10990 * config/mips/mips.c (mips_split_hi_p): New array.
10991 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10992 (mips_got_symbol_type_p): New function.
10993 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10994 (mips16_stub_function_p): New function.
10995 (mips16_local_function_p): Likewise.
10996 (mips_use_pic_fn_addr_reg_p): Likewise.
10997 (mips_cannot_force_const_mem): Return false for HIGHs.
10998 Extend CONST_INT and symbolic handling to MIPS16, using
10999 mips_symbol_insns to check that the base symbol type is a
11000 legitimate constant. Reject GOT-based constants if
11001 TARGET_MIPS16_PCREL_LOADS.
11002 (mips_const_insns): Check targetm.cannot_force_const_mem when
11003 decomposing a symbolic base and a large offset.
11004 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
11005 When calling a function that needs $25 from MIPS16 code,
11006 move the target address into $25 separately and add a USE
11008 (mips16_gp_pseudo_reg): Insert the initializer immediately
11009 before the first real insn.
11010 (mips_pic_base_register, mips_got_load): New functions.
11011 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
11012 parameter to LOW_OUT. Say that it can be any valid SET_SRC
11013 when splitting a load-address operation. Split SYMBOL_GOT_DISP
11014 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
11015 (mips_call_tls_get_addr): Update the call to mips_expand_call,
11016 also passing NULL_RTX rather than const0_rtx as the aux argument.
11017 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
11018 instead of TARGET_EXPLICIT_RELOCS.
11019 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
11020 (mips_load_call_address): Replace the sibcall_p argument with
11021 a mips_call_type argument. Use mips_got_load.
11022 (mips16_local_alias): New structure.
11023 (mips16_local_aliases): New variable.
11024 (mips16_local_aliases_hash): New function.
11025 (mips16_local_aliases_eq): Likewise.
11026 (mips16_local_alias): Likewise.
11027 (mips16_stub_function): Likewise.
11028 (mips16_build_function_stub): Create a local alias for the target
11029 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
11030 .cpload directive and an R_MIPS_NONE relocation for the target
11031 function, then load the alias rather than the function itself.
11032 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
11033 (mips16_copy_fpr_return_value): Use mips16_stub_function and
11034 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
11035 (mips16_build_call_stub): Replace the FN parameter with an
11036 FN_PTR parameter. Force the address into a register if it
11037 isn't a call_insn_operand; don't rely on the caller to do this.
11038 If a call to a locally-defined and locally-binding MIPS16
11039 function must be made indirectly, redirect the call to the
11040 function's local alias. Use mips16_stub_function_p,
11041 mips16_stub_function, mips_expand_call and use_reg.
11042 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11043 Use explicit %hi and %lo accesses where possible.
11044 Use MIPS_CALL to generate the correct code form of a
11045 jal instruction. Add clobbers of $18 instead of uses.
11046 Update the call to mips_emit_call_insn.
11047 (mips_expand_call): Replace the SIBCALL_P argument with a
11048 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11049 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11050 allowing it to modify the call address. Update the calls to
11051 mips_load_call_address and mips_emit_call_insn.
11052 (mips_split_call): New function.
11053 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11054 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11055 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11056 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11057 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11059 (mips_cprestore_slot): New function.
11060 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11061 and use mips_cprestore_slot.
11062 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11064 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11065 then use a copygp_mips16 instruction to set up $28.
11066 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11067 (mips16_lay_out_constants): Call split_all_insns_noflow.
11068 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11069 false if TARGET_MIPS16.
11070 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11071 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11072 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11073 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11074 MIPS16 code. Allow MIPS16 o32 PIC.
11075 (mips_override_options): Allow MIPS16 o32 PIC.
11076 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11077 after reload if TARGET_USE_GOT.
11078 (UNSPEC_COPYGP): New constant.
11079 (length): Use a default length of 8 for MIPS16 GOT loads.
11080 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11081 (*got_page<mode>): Check mips_split_hi_p.
11082 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11083 (unspec_got<mode>, unspec_call<mode>): New expanders.
11084 (load_got<mode>, load_call<mode>): Remove the length attributes.
11085 Use a got attribute instead of a type attribute.
11086 (copygp_mips16): New insn.
11087 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11088 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11089 (sibcall, sibcall_value, call, call_value): Update the calls
11090 to mips_expand_call.
11091 (call_internal, call_value_internal): Use mips_split_call.
11092 (call_value_multiple_internal): Likewise.
11093 (call_split): Move after call_internal (the insn it is split from).
11094 (call_internal_direct, call_value_internal_direct): Turn into
11095 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11096 (call_direct_split, call_value_direct_split): New patterns.
11097 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11098 and use M16_REGS instead of M16_NA_REGS.
11099 * config/mips/predicates.md (const_call_insn_operand): Replace
11100 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11101 mips_use_pic_fn_addr_reg_p check.
11102 (move_operand): Reject HIGHs if mips_split_hi_p.
11103 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11104 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11105 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11106 * config/mips/libgcc-mips16.ver: New file.
11107 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11108 $(srcdir)/config/mips/libgcc-mips16.ver.
11110 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11112 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11114 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11115 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11116 (mips16_cfun_returns_in_fpr_p): Likewise.
11118 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11120 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11121 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11122 rather than 4 to PC.
11124 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11126 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11127 (FUNCTION_PROFILER): Save the static chain pointer into $2
11128 beforehand and restore it aftewards.
11129 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11130 address directly into $25 and call the function through $25;
11131 do not clobber $3. Pad the DImode version to cover the space
11132 left by the deleted $25 <- $3 move.
11133 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11134 the removal of the $25 <- $3 move.
11135 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11136 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11138 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11139 Daniel Jacobowitz <dan@codesourcery.com>
11141 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11142 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11143 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11144 * config/mips/mips.c (mips_start_function_definition): New function.
11145 (mips_end_function_definition): Likewise.
11146 (mips_output_function_prologue): Use mips_start_function_definition.
11147 (mips_output_function_epilogue): Use mips_end_function_definition.
11148 (build_mips16_function_stub): Use mips_start_function_definition
11149 and mips_end_function_definition.
11150 (build_mips16_call_stub): Likewise.
11152 2008-08-09 Richard Guenther <rguenther@suse.de>
11154 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11155 * gimple.h (gimple_call_fn): Adjust comment.
11156 (gimple_call_set_fndecl): New function.
11157 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11158 longer having bare FUNCTION_DECL operand.
11159 (gimple_call_return_type): Likewise.
11160 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11162 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11163 (gimple_mod_pow2): Likewise.
11164 (gimple_mod_subtract): Likewise.
11165 (gimple_ic): Likewise.
11166 (gimple_stringop_fixed_value): Likewise.
11167 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11168 longer having bare FUNCTION_DECL operand.
11169 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11170 * omp-low.c (optimize_omp_library_calls): Likewise.
11171 * cgraphunit.c (update_call_expr): Likewise.
11172 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11173 (execute_convert_to_rsqrt): Likewise.
11174 * cfgexpand.c (gimple_to_tree): Simplify.
11175 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11176 bare FUNCTION_DECL operand.
11177 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11178 (convert_gimple_call): Use gimple_call_fndecl.
11179 * c-common.c (c_warn_unused_result): Likewise.
11181 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11184 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11185 (c_finish_return): Likewise.
11186 (c_start_case): Likewise.
11187 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11188 * c-parser.c (c_parser_condition): New. Call
11189 verify_sequence_points.
11190 (c_parser_paren_condition): Call c_parser_condition.
11191 (c_parser_for_statement): Call c_parser_condition.
11193 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11196 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11197 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11198 Moved from diagnostic.h
11199 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11201 (emit_diagnostic): New.
11202 (warning0, pedwarn0): Delete.
11203 (warning, warning_at, pedwarn, permerror): Return bool.
11204 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11205 Moved to diagnostic.c.
11206 (struct diagnostic_context): Use correct type for
11207 classify_diagnostic.
11208 (diagnostic_report_diagnostic): Update declaration.
11209 (emit_diagnostic): Declare.
11210 * errors.c (warning): Return bool.
11211 * errors.h (warning): Update declaration.
11212 * toplev.h (warning0, pedwarn0): Delete.
11213 (warning, warning_at, pedwarn, permerror): Return bool.
11214 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11215 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11216 inform. Update all calls.
11217 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11218 before giving informative note.
11219 (implicit_decl_warning): Likewise.
11220 * c-typeck.c (build_function_call): Likewise.
11221 * tree-sssa.c (warn_uninit): Likewise.
11222 * builtins.c (gimplify_va_arg_expr): Likewise.
11224 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11227 * doc/invoke.texi (-Wextra): Move warning from here...
11228 (-Wuninitialized): ... to here.
11230 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11233 * flags.h (set_Wunused): Delete
11234 * toplev.c (process_options): Handle Wunused flags here.
11235 * opts.c (maybe_warn_unused_parameter): Delete.
11236 (common_handle_option): Replace set_Wunused by warn_unused.
11237 (set_Wextra): Do not handle Wunused-parameter here.
11238 (set_Wunused): Delete.
11239 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11241 * common.opt (Wunused): Add Var and Init.
11242 (Wunused-function): Likewise.
11243 (Wunused-label): Likewise.
11244 (Wunused-parameter): Likewise.
11245 (Wunused-value): Likewise.
11246 (Wunused-variable): Likewise.
11248 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11250 * doc/invoke.texi: Add cpu_type power7.
11251 * config.in (HAVE_AS_VSX): New.
11252 * config.gcc: Add cpu_type power7.
11253 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11255 * configure: Regenerate.
11256 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11258 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11259 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11260 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11262 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11264 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11265 type to vectorize.builtin_conversion.
11266 (vectorizable_conversion): Likewise.
11267 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11268 integral type as input.
11269 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11271 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11272 and ALTIVEC_BUILTIN_VCTSXS.
11273 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11276 2008-08-08 Richard Guenther <rguenther@suse.de>
11278 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11279 (surely_varying_stmt_p): Calls are varying only if they are
11280 non-builtin and not indirect or have no result.
11281 (ccp_fold): Re-instantiate code before the tuples merge.
11283 2008-08-08 Richard Guenther <rguenther@suse.de>
11285 PR tree-optimization/37056
11286 * gimple.h (gimple_assign_rhs_class): New helper function.
11287 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11288 unary operations properly.
11290 2008-08-07 Jan Hubicka <jh@suse.cz>
11292 * i386.h (ix86_size_cost): Declare.
11293 (ix86_cur_cost): New function macro.
11294 * i386.md (peepholes expanding size and splitters): Predicate by
11295 optimize_insn_for_speed_p.
11296 (peepholes reduce size and splitters): Predicate by
11297 optimize_insn_for_size_p.
11298 * i386.c (ix86_size_cost): Rename from ...
11299 (size_cost): This one.
11300 (override_options): Update.
11301 (decide_alg): Likewise.
11302 (ix86_expand_clear): Use RTL profile.
11303 (ix86_pad_returns): Use RTL profile.
11305 2008-08-07 Jan Hubicka <jh@suse.cz>
11307 * recog.c (split_all_insns): Set RTL profile
11308 (peephole2_optimize): Likewise.
11309 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11310 * combine.c (combine_instructions): Likewise.
11312 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11314 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11316 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11318 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11319 value in a6 after the set_frame_ptr insn.
11321 2008-08-07 Richard Henderson <rth@redhat.com>
11324 * gcc.c (cpp_options): Pass along -g*.
11326 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11328 * config/arm/arm.c (output_move_neon): Update comment describing
11329 big-endian vector layout.
11330 (arm_assemble_integer): Do not handle big-endian NEON vectors
11332 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11333 neon_vget_lane<mode>_sext_internal,
11334 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11335 element indices for big-endian.
11337 2008-08-07 Richard Henderson <rth@redhat.com>
11339 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11340 * configure, config.in: Rebuild.
11341 * debug.h (dwarf2out_do_cfi_asm): Declare.
11342 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11343 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11344 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11345 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11347 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11349 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11350 movv2si_internal): Combine into mov<mode>_internal.
11351 (movv2si_internal_2): Remove.
11353 2008-08-07 Jan Hubicka <jh@suse.cz>
11356 * i386.md (single stringop patterns): Enable unconditionally.
11358 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11361 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11363 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11364 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11366 * config/i386/sse.md (sse2_movq128): New.
11368 * doc/extend.texi: Document __builtin_ia32_movq128.
11370 2008-08-07 Richard Guenther <rguenther@suse.de>
11372 PR middle-end/37042
11373 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11374 pointers can access anything.
11376 2008-08-06 Jan Hubicka <jh@suse.cz>
11378 * optabs.c (emit_unop_insn): Break out to ...
11379 (maybe_emit_unop_insn): ... this one.
11380 (expand_sfix_optab): Use maybe variant.
11381 * optabs.h (maybe_emit_unop_insn): Declare.
11383 * i386.md (mov0 patterns): Enable by default.
11384 (FP conversion expanders): Disable expansion of code expanding
11385 sequences when instruction should be optimized for size.
11386 (single strinop patterns): Enable when optimizing for size.
11387 (string expanders): Disable expanding of code expanding sequences
11388 when optimizning instruction for size.
11389 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11391 (ix86_fp_comparison_sahf_cost): Likewise.
11392 (ix86_expand_branch): Likewise.
11393 (ix86_expand_ashl_const): Likewise.
11394 (ix86_split_ashl): Likewise.
11395 (ix86_expand_strlen): Likewise.
11396 (ix86_emit_fp_unordered_jump): Likewie.
11398 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11400 * c-common.c: Fix typo.
11401 (c_common_reswords): Activate more C++ keyword warnings.
11403 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11405 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11408 * diagnostic.c (permerror_at): New.
11409 * toplev.h (permerror_at): Declare.
11411 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11412 Ira Rosen <irar@il.ibm.com>
11414 * tree-vect-transform.c (vect_model_simple_cost): Return
11415 immediately if stmt is pure SLP.
11416 (vect_model_store_cost): Ditto.
11417 (vect_model_load_cost): Ditto.
11418 (vectorizable_store): Remove PURE_SLP check before call
11419 to vect_model_store_cost.
11420 (vect_model_store_cost): When checking whether stmt describe
11421 strided access, add a check that it is not slp_node.
11423 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11426 * c-common.c (warn_for_sign_compare): New. Handle separately the
11427 case that 'constant' is zero.
11428 * c-typeck.c (build_binary_op): Move code to c-common.c
11430 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11432 * config/alpha/alpha.c (alpha_preferred_reload_class,
11433 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11434 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11435 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11436 * config/arm/arm.md: Likewise.
11437 * config/avr/avr-protos.h (preferred_reload_class,
11438 test_hard_reg_class, avr_simplify_comparison_p,
11439 out_shift_with_cnt, class_max_nregs): Likewise.
11440 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11441 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11442 preferred_reload_class, test_hard_reg_class): Likewise.
11443 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11444 bfin_memory_move_cost, bfin_secondary_reload,
11445 bfin_output_mi_thunk): Likewise.
11446 * config/crx/crx.c (crx_secondary_reload_class,
11447 crx_memory_move_cost): Likewise.
11448 * config/frv/frv-protos.h (frv_secondary_reload_class,
11449 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11450 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11451 frv_secondary_reload_class, frv_class_likely_spilled_p,
11452 frv_class_max_nregs): Likewise.
11453 * config/h8300/h8300.c (h8300_classify_operand,
11454 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11456 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11457 * config/ia64/ia64.c (ia64_preferred_reload_class,
11458 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11459 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11460 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11462 * config/m68hc11/m68hc11.c (preferred_reload_class,
11463 m68hc11_memory_move_cost): Likewise.
11464 * config/mcore/mcore.c (mcore_secondary_reload_class,
11465 mcore_reload_class): Likewise.
11466 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11467 mips_class_max_nregs, mips_cannot_change_mode_class,
11468 mips_preferred_reload_class, mips_secondary_reload_class,
11469 mips_output_mi_thunk): Likewise.
11470 * config/mmix/mmix.c (mmix_preferred_reload_class,
11471 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11473 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11475 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11476 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11477 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11478 * config/rs6000/rs6000.c (paired_expand_vector_init,
11479 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11480 compare_section_name, rs6000_memory_move_cost): Likewise.
11481 * config/s390/s390.c (s390_emit_compare_and_swap,
11482 s390_preferred_reload_class, s390_secondary_reload,
11483 legitimize_pic_address, legitimize_tls_address,
11484 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11485 s390_class_max_nregs): Likewise.
11486 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11487 * config/s390/s390.md: Likewise.
11488 * config/score/score-protos.h (score_secondary_reload_class,
11489 score_preferred_reload_class): Likewise.
11490 * config/score/score.c (score_preferred_reload_class,
11491 score_secondary_reload_class): Likewise.
11492 * config/score/score3.c (score3_output_mi_thunk,
11493 score3_preferred_reload_class, score3_secondary_reload_class,
11494 score3_hard_regno_mode_ok): Likewise.
11495 * config/score/score3.h (score3_preferred_reload_class,
11496 score3_secondary_reload_class): Likewise.
11497 * config/score/score7.c (score7_output_mi_thunk,
11498 score7_preferred_reload_class, score7_secondary_reload_class,
11499 score7_hard_regno_mode_ok): Likewise.
11500 * config/score/score7.h (score7_preferred_reload_class,
11501 score7_secondary_reload_class): Likewise.
11502 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11503 output_branchy_insn, add_constant, gen_block_redirect,
11504 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11505 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11506 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11507 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11508 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11509 xstormy16_preferred_reload_class): Likewise.
11510 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11511 xtensa_expand_atomic, override_options,
11512 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11514 * reorg.c (try_merge_delay_insns): Likewise.
11515 * tree.c (merge_dllimport_decl_attributes): Likewise.
11517 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11519 2008-08-06 Michael Matz <matz@suse.de>
11521 * Makefile.in (write_entries_to_file): Quote words.
11522 * gengtype.c (read_input_line): Skip over leading white-space.
11524 2008-08-06 Marc Gauthier <marc@tensilica.com>
11526 * config.gcc: Match more processor names for Xtensa.
11527 * configure.ac: Likewise.
11528 * doc/install.texi (Specific): Likewise.
11529 * configure: Regenerate.
11531 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11533 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11534 * calls.c (avoid_likely_spilled_reg): Likewise.
11535 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11536 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11537 * config/i386/i386.c (ix86_expand_special_args_builtin,
11538 ix86_secondary_reload): Likewise.
11539 * except.c (struct eh_region, gen_eh_region_catch,
11540 remove_unreachable_regions, duplicate_eh_regions,
11541 assign_filter_values, build_post_landing_pads,
11542 sjlj_find_directly_reachable_regions, remove_eh_handler,
11543 reachable_next_level, foreach_reachable_handler,
11544 can_throw_internal_1, can_throw_external_1,
11545 collect_one_action_chain): Likewise.
11546 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11547 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11548 * function.c (update_temp_slot_address, instantiate_new_reg,
11549 instantiate_virtual_regs_in_rtx,
11550 instantiate_virtual_regs_in_insn): Likewise.
11551 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11552 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11553 gimplify_cleanup_point_expr): Likewise.
11554 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11555 * passes.c (next_pass_1): Likewise.
11556 * print-tree.c (print_node_brief, print_node): Likewise.
11557 * profile.c (branch_prob): Likewise.
11558 * tree-dump.c (dump_register): Likewise.
11559 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11561 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11562 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11563 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11564 copy_arguments_for_versioning, copy_static_chain): Likewise.
11565 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11566 add_new_name_mapping, register_new_name_mapping): Likewise.
11567 * tree-mudflap.c (mf_xform_derefs): Likewise.
11568 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11569 get_init_expr, combine_chains): Likewise.
11570 * tree-pretty-print.c (dump_generic_node): Likewise.
11571 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11572 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11573 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11574 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11576 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11578 PR middle-end/37010
11579 * calls.c (expand_call): Use the biggest preferred stack
11582 2008-08-06 Michael Matz <matz@suse.de>
11585 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11586 for reused reload, instead of overwriting them.
11588 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11590 PR middle-end/37009
11591 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11592 for incoming stack boundary.
11594 * function.c (assign_parm_find_entry_rtl): Update
11595 parm_stack_boundary.
11597 * function.h (rtl_data): Add parm_stack_boundary.
11599 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11600 parm_stack_boundary for incoming stack boundary.
11602 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11604 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11605 for unrepresentable subregs or treat them as equal to other regs
11606 or subregs with the same register number.
11608 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11610 PR middle-end/35432
11611 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11614 2008-08-06 Jan Hubicka <jh@suse.cz>
11616 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11617 frequencies might be hot.
11619 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11621 * reload.c (find_reloads): Force constants into literal pool
11622 also if they are wrapped in a SUBREG.
11624 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11627 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11628 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11629 Don't allow predicated instructions for data speculation.
11630 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11633 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11635 * haifa-sched.c (extend_global): Split to extend_global_data and
11636 extend_region_data. Update all uses.
11637 (extend_all): Rename to extend_block_data.
11639 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11641 * sched-rgn.c (new_ready): Check if instruction can be
11642 speculatively scheduled before attempting speculation.
11643 (debug_rgn_dependencies): Remove wrongful assert.
11645 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11647 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11649 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11651 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11652 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11653 va_size, and type_size.
11655 2008-08-04 Jason Merrill <jason@redhat.com>
11658 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11659 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11661 2008-08-05 Richard Henderson <rth@redhat.com>
11663 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11664 * configure: Rebuild.
11666 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11669 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11670 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11673 2008-08-05 Richard Henderson <rth@redhat.com>
11675 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11676 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11677 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11678 * common.opt (fdwarf2-cfi-asm): New.
11679 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11680 * config.in, configure: Rebuild.
11681 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11682 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11684 (dw2_force_const_mem): Externalize.
11685 * dwarf2asm.h: Update.
11686 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11687 generate a real label.
11688 (output_cfi_directive): New.
11689 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11690 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11691 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11693 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11694 (output_loc_operands_raw, output_loc_sequence_raw): New.
11695 (output_cfa_loc_raw): New.
11697 2008-08-05 Paul Brook <paul@codesourcery.com>
11699 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11700 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11701 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11702 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11703 * config/arm/arm.h (TARGET_VFPD32): Define.
11704 (TARGET_VFP3): Use TARGET_VFPD32.
11705 (fputype): Add FPUTYPE_VFP3D16.
11706 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11707 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11708 * config/arm/arm-cores.def: Add cortex-r4f.
11709 * config/arm/arm-tune.md: Regenerate.
11711 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11713 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11714 Reword some comments throughout the file.
11716 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11717 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11718 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11719 MFC_MIN_DMA_LIST_ELEMENTS.
11720 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11721 MFC_MAX_DMA_LIST_ELEMENTS.
11723 (MFC_START_ENABLE): Remove PPU-only define.
11724 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11725 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11727 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11728 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11729 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11730 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11731 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11732 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11733 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11735 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11736 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11737 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11738 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11740 (spu_read_machine_status): Fix typo.
11742 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11744 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11745 SUBREG of multi-word hard register.
11746 * config/spu/spu.c (valid_subreg): Likewise.
11747 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11749 2008-08-04 Richard Guenther <rguenther@suse.de>
11751 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11752 the candidate with the stripped base if that base is different
11753 from the original base even for offset zero.
11755 2008-08-04 Richard Guenther <rguenther@suse.de>
11757 PR middle-end/36691
11758 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11759 check for no_overflow.
11761 2008-08-04 Richard Guenther <rguenther@suse.de>
11763 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11765 2008-08-04 Paul Brook <paul@codesourcery.com>
11767 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11768 (arm_order_regs_for_local_alloc): New function.
11769 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11771 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11773 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11776 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11777 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11778 (ix86_expand_epilogue): Likewise.
11780 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11782 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11785 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11787 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11788 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11789 (*movv2sf_internal_rex64): Ditto.
11791 2008-08-03 Jan Hubicka <jh@suse.cz>
11793 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11794 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11795 * expmed.c (expand_smod_pow2): Likewise.
11797 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11800 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11801 alternative 0 of operand 1.
11802 (*vec_concatv2di_rex64_sse): Ditto.
11803 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11805 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11806 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11807 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11808 (*movv2sf_internal_rex64): Ditto.
11810 2008-08-02 Richard Guenther <rguenther@suse.de>
11813 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11814 (ssedoublesizemode): New mode attribute.
11815 (sse_shufps): Call gen_sse_shufps_v4sf.
11816 (sse_shufps_1): Macroize.
11817 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11818 (sse2_shufpd_1): Macroize.
11819 (vec_extract_odd, vec_extract_even): New expanders.
11820 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11821 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11822 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11823 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11824 (ix86_expand_vector_set): Likewise.
11825 (ix86_expand_reduc_v4sf): Likewise.
11827 2008-08-01 Doug Kwan <dougkwan@google.com>
11829 * matrix-reorg.c: Re-enable all code.
11830 (struct malloc_call_data): Change CALL_STMT to gimple type.
11831 (collect_data_for_malloc_call): Tuplify.
11832 (struct access_site_info): Change STMT to gimple type.
11833 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11834 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11835 (struct free_info): Change STMT to gimple type.
11836 (struct matrix_access_phi_node): Change PHI to gimple type.
11837 (get_inner_of_cast_expr): Remove.
11838 (may_flatten_matrices_1): Tuplify.
11839 (may_flatten_matrices): Ditto.
11840 (mark_min_matrix_escape_level): Ditto.
11841 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11842 (ssa_accessed_in_call_rhs): New
11843 (ssa_accessed_in_assign_rhs): New
11844 (record_access_alloc_site_info): Tuplify.
11845 (add_allocation_site): Ditto.
11846 (analyze_matrix_allocation_site): Ditto.
11847 (analyze_transpose): Ditto.
11848 (get_index_from_offset): Ditto.
11849 (update_type_size): Ditto.
11850 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11851 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11852 (analyze_accesses_for_phi_node): Tuplify.
11853 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11854 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11855 (analyze_matrix_accesses): Tuplify.
11856 (check_var_data): New call-back type for check_var_notmodified_p.
11857 (check_var_notmodified_p): Tuplify and use call-back struct to
11858 return statement found.
11859 (can_calculate_expr_before_stmt): Factor out statement related code
11861 (can_calculate_stmt_before_stmt): New.
11862 (check_allocation_function): Tuplify.
11863 (find_sites_in_func): Ditto.
11864 (record_all_accesses_in_func): Ditto.
11865 (transform_access_sites): Ditto.
11866 (transform_allocation_sites): Ditto.
11867 (matrix_reorg): Re-enable.
11868 (gate_matrix_reorg): Re-enable.
11870 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11872 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11873 for labels for which it hasn't been set yet. If it has been set,
11874 stop walking insns and continue with next worklist item.
11875 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11876 if the only BARRIER is at the very end of a function.
11878 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11880 * cfgexpand.c (expand_stack_alignment): Assert that
11881 stack_realign_drap and drap_rtx must match.
11883 * function.c (instantiate_new_reg): If DRAP is used to realign
11884 stack, replace virtual_incoming_args_rtx with internal arg
11887 2008-08-01 Richard Guenther <rguenther@suse.de>
11889 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11890 loop information only if we initialized it.
11891 (execute_pre): Call fini_pre with in_fre.
11892 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11893 if we do not unroll because we hit max-completely-peeled-insns.
11894 Use our estimation for consistency, do allow shrinking.
11896 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11898 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11899 with MIN_STACK_BOUNDARY.
11900 (ix86_update_stack_boundary): Likewise.
11901 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11904 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11905 (MIN_STACK_BOUNDARY): This.
11907 2008-08-01 Richard Guenther <rguenther@suse.de>
11909 PR middle-end/36997
11910 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11912 2008-08-01 Richard Guenther <rguenther@suse.de>
11914 PR tree-optimization/36988
11915 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11916 do not matter if that doesn't change volatile qualification.
11918 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11920 * configure.ac: Do not generate libada-mk. Do not subst
11921 host_cc_for_libada.
11922 * libada-mk.in: Remove.
11923 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11924 * configure: Regenerate.
11926 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11928 * tree-pass.h: Added comment about not dumping passes with name
11929 starting with star in struct opt_pass.
11930 * passes.c (register_dump_files_1): Don't do dump for a pass with
11931 name starting with star.
11932 * doc/passes.texi (Pass manager): Mention pass names and special
11933 meaning of star prefix to avoid dump.
11935 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11937 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11939 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11940 (ISA_MIPS64R2): New macro.
11941 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11942 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11943 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11944 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11945 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11946 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11947 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11948 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11949 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11950 Move up to keep list alphabetically sorted.
11951 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11952 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11954 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11955 (-march=@var{arch}): Add mips64r2.
11957 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11959 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11961 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11963 * expr.c (expand_assignment): Check for complete type.
11965 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11968 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11970 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11971 for stack alignment.
11973 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11975 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11977 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11978 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11980 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11982 PR rtl-optimization/36419
11983 * dwarf2out.c (barrier_args_size): New variable.
11984 (compute_barrier_args_size, compute_barrier_args_size_1): New
11986 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11987 if not called yet in the current function, use barrier_args_size
11988 array to find the new args_size value.
11989 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11991 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11994 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11997 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12000 * dwarf2out.c (dwarf2out_args_size_adjust): New.
12001 (dwarf2out_stack_adjust): Use it.
12002 (dwarf2out_frame_debug_expr): Likewise.
12004 2008-07-31 Richard Guenther <rguenther@suse.de>
12006 PR tree-optimization/36978
12007 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
12008 the generated condition.
12010 2008-07-31 Richard Guenther <rguenther@suse.de>
12012 * passes.c (init_optimization_passes): Always call
12013 pass_early_warn_uninitialized.
12014 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
12015 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
12016 * doc/passes.texi (Warn for uninitialized variables): Adjust.
12018 2008-07-31 Jakub Jelinek <jakub@redhat.com>
12021 * builtins.c (maybe_emit_free_warning): New function.
12022 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
12023 maybe_emit_free_warning for BUILT_IN_FREE.
12026 * dwarf2out.c (get_context_die): New function.
12027 (force_decl_die, force_type_die): Use it.
12028 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
12029 returns NULL, force generation of DW_TAG_typedef and put that into
12032 PR preprocessor/36649
12033 * c-pch.c (c_common_read_pch): Save and restore
12034 line_table->trace_includes across PCH restore.
12036 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12039 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12041 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12044 * final.c (call_from_call_insn): Handle COND_EXEC.
12046 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12048 * builtins.c (std_gimplify_va_arg_expr): Replace
12049 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12050 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12052 2008-07-30 Joey Ye <joey.ye@intel.com>
12053 H.J. Lu <hongjiu.lu@intel.com>
12055 * builtins.c (expand_builtin_setjmp_receiver): Replace
12056 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12057 (expand_builtin_apply_args_1): Likewise.
12058 (expand_builtin_longjmp): Need DRAP for stack alignment.
12059 (expand_builtin_apply): Likewise.
12061 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12062 instead of assign_stack_local to allow alignment reduction.
12064 * calls.c (emit_call_1): Need DRAP for stack alignment if
12066 (expand_call): Replace virtual_incoming_args_rtx with
12067 crtl->args.internal_arg_pointer.
12068 * stmt.c (expand_nl_goto_receiver): Likewise.
12070 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12071 alignment and store to stack_alignment_estimated and
12072 max_used_stack_slot_alignment.
12073 (expand_one_var): Likewise.
12074 (expand_stack_alignment): New function.
12075 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12076 and stack_alignment_estimated fields in rtl_data. Call
12077 expand_stack_alignment at end.
12079 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12080 (MAX_STACK_ALIGNMENT): Likewise.
12081 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12082 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12084 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12085 stack alignment when generating virtual registers.
12087 * function.c (assign_stack_local): Renamed to ...
12088 (assign_stack_local_1): This. Add a parameter to indicate
12089 if it is OK to reduce alignment.
12090 (assign_stack_local): Use it.
12091 (instantiate_new_reg): Instantiate virtual incoming args rtx
12092 to vDRAP if stack realignment and DRAP is needed.
12093 (assign_parms): Collect parameter/return type alignment and
12094 contribute to stack_alignment_estimated.
12095 (locate_and_pad_parm): Likewise.
12096 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12097 with crtl->args.internal_arg_pointer.
12099 * function.h (rtl_data): Add new field drap_reg,
12100 max_used_stack_slot_alignment, stack_alignment_estimated,
12101 stack_realign_needed, need_drap, stack_realign_processed and
12102 stack_realign_finalized.
12103 (stack_realign_fp): New macro.
12104 (stack_realign_drap): Likewise.
12106 * global.c (compute_regsets): Frame pointer is needed when
12107 stack is realigned. Can eliminate frame pointer when stack is
12108 realigned and dynamic realigned argument pointer isn't used.
12110 * reload1.c (update_eliminables): Frame pointer is needed
12111 when stack is realigned.
12112 (init_elim_table): Can eliminate frame pointer when stack is
12113 realigned and dynamic realigned argument pointer isn't used.
12115 * rtl.h (assign_stack_local_1): Declare new funtion.
12117 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12118 (TARGET_GET_DRAP_RTX): Likewise.
12119 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12120 TARGET_GET_DRAP_RTX.
12122 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12124 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12125 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12127 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12128 H.J. Lu <hongjiu.lu@intel.com>
12130 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12131 vdrap_reg, stack_realign and drap_reg_saved.
12132 (add_cfi): Don't allow redefining CFA when DRAP is used.
12133 (reg_save): Handle stack alignment.
12134 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12135 alignment. Don't generate DWARF information for (set fp sp)
12137 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12139 (int_loc_descriptor): Move prototype forward. Also define if
12140 DWARF2_UNWIND_INFO is true.
12141 (output_cfa_loc): Handle DW_CFA_expression.
12142 (build_cfa_aligned_loc): New.
12143 (based_loc_descr): Update assert for stack realign. For local
12144 variables, use sp+offset when stack is aligned without drap and
12145 fp+offset when stack is aligned with drap. For arguments, use
12146 cfa+offset when drap is used to align stack.
12148 2008-07-30 Joey Ye <joey.ye@intel.com>
12149 H.J. Lu <hongjiu.lu@intel.com>
12151 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12153 (ix86_gen_andsp): New.
12154 (ix86_user_incoming_stack_boundary): Likewise.
12155 (ix86_default_incoming_stack_boundary): Likewise.
12156 (ix86_incoming_stack_boundary): Likewise.
12157 (ix86_can_eliminate): Likewise.
12158 (find_drap_reg): Likewise.
12159 (ix86_update_stack_boundary): Likewise.
12160 (ix86_get_drap_rtx): Likewise.
12161 (ix86_finalize_stack_realign_flags): Likewise.
12162 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12163 (TARGET_GET_DRAP_RTX): Likewise.
12164 (override_options): Overide option value for new options.
12165 (ix86_function_ok_for_sibcall): Remove check for
12166 force_align_arg_pointer.
12167 (ix86_handle_cconv_attribute): Likewise.
12168 (ix86_function_regparm): Likewise.
12169 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12170 (ix86_va_start): Replace virtual_incoming_args_rtx with
12171 crtl->args.internal_arg_pointer.
12172 (ix86_select_alt_pic_regnum): Check DRAP register.
12173 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12174 (ix86_compute_frame_layout): Compute frame layout wrt stack
12176 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12177 (ix86_expand_prologue): Decide if stack realignment is needed
12178 and generate prologue code accordingly.
12179 (ix86_expand_epilogue): Generate epilogue code wrt stack
12180 realignment is really needed or not.
12182 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12183 (ABI_STACK_BOUNDARY): Likewise.
12184 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12185 (STACK_REALIGN_DEFAULT): Likewise.
12186 (INCOMING_STACK_BOUNDARY): Likewise.
12187 (MAX_STACK_ALIGNMENT): Likewise.
12188 (ix86_incoming_stack_boundary): Likewise.
12189 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12190 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12191 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12192 (machine_function): Remove force_align_arg_pointer.
12194 * config/i386/i386.md (BX_REG): New.
12195 (R13_REG): Likewise.
12197 * config/i386/i386.opt (mforce_drap): New.
12198 (mincoming-stack-boundary): Likewise.
12199 (mstackrealign): Add Init(-1).
12201 * config/i386/i386-protos.h (ix86_can_eliminate): New
12203 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12205 * doc/extend.texi: Update force_align_arg_pointer.
12207 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12210 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12211 (INCOMING_STACK_BOUNDARY): Likewise.
12212 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12213 (TARGET_GET_DRAP_RTX): Likewise.
12215 2008-07-30 Andreas Schwab <schwab@suse.de>
12217 PR rtl-optimization/36929
12218 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12219 add_insn_before and fix argument order.
12220 (replace_inc_dec_mem): Handle NULL rtx.
12222 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12224 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12226 (arm_compute_initial_elimination_offset): Use it.
12227 (arm_compute_save_reg_mask): Include static chain save slot when
12228 calculating alignment.
12229 (arm_get_frame_offsets): Ditto.
12230 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12231 that we can use to decrement the stack when the stack decrement
12232 could be too big for an immediate value in a single insn.
12233 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12235 2008-07-30 Richard Guenther <rguenther@suse.de>
12237 PR tree-optimization/36967
12238 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12239 Release defs of statements we remove.
12241 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12243 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12244 instead of NULL_RTVEC.
12246 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12250 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12253 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12255 * final.c (call_from_call_insn): New.
12256 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12258 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12260 * configure.ac: Substitute ADA_CFLAGS.
12261 * configure: Regenerate.
12262 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12263 * Makefile.in: Remove mention of X_* variables.
12264 * config/pa/x-ada-hpux10: Remove.
12265 * config/pa/x-ada: Remove.
12267 * doc/fragments.texi: Update.
12269 2008-07-30 Olivier Hainque <hainque@adacore.com>
12271 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12272 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12273 __dso_handle explicitly here.
12275 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12278 * c-typeck.c (build_binary_op): Encapsulate code into...
12279 * c-common.c (shorten_binary_op): ...this new function.
12280 (conversion_warning): Use the new function. Handle non-negative
12281 constant in bitwise-and.
12282 * c-common.h (shorten_binary_op): Declare.
12284 2008-07-30 Olivier Hainque <hainque@adacore.com>
12286 * scan.c (make_sstring_space): Add explicit conversions of
12287 allocator's return value.
12288 * fix-header.c (recognized_function): Likewise.
12290 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12292 * doc/cpp.texi: Update to GFDL 1.2.
12293 * doc/gcc.texi: Do not list GPL as Invariant Section.
12294 * doc/gccint.texi: Likewise. Update copyright years.
12295 * doc/install.texi: Update copyright years.
12297 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12300 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12301 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12303 2008-07-29 Jan Hubicka <jh@suse.cz>
12305 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12306 (grokdeclarator): Likewise.
12307 * langhooks.c (lhd_warn_unused_global_decl): Use
12308 DECL_DECLARED_INLINE_P.
12309 * print-tree.c (print_node): Remove DECL_INLINE check.
12311 2008-07-29 Richard Guenther <rguenther@suse.de>
12313 PR tree-optimization/36945
12314 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12315 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12316 Record invariant addresses un-decomposed.
12317 (copy_reference_ops_from_call): Record reference call
12318 arguments properly. Simplify.
12319 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12320 helper split out from ...
12321 (create_component_ref_by_pieces): ... here. Simplify.
12322 Prepare for recursive invocation for call arguments.
12323 (create_expression_by_pieces): Adjust call to
12324 create_component_ref_by_pieces.
12325 (compute_avail): Process operand 2 of reference ops.
12327 2008-07-29 Richard Guenther <rguenther@suse.de>
12329 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12331 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12333 * c-format.c (check_format_types): Revert unwanted checkin.
12335 2008-07-29 Jan Hubicka <jh@suse.cz>
12337 * flags.h (flag_really_no_inline): Remove.
12338 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12339 * toplev.c (flag_really_no_inline): Remove.
12340 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12341 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12342 (cgraph_decide_inlining_incrementally): Likewise.
12343 (compute_inline_parameters): Likewise.
12344 * opts.c (decode_options): Simplify.
12345 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12346 * common.opt (finline): Initialize to 1.
12347 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12349 2008-07-29 Jan Hubicka <jh@suse.cz>
12351 * predict.c (always_optimize_for_size_p): New function.
12352 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12353 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12354 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12356 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12357 * function.c (prepare_function_start): Set default profile.
12358 * function.h (rtl_data): Add maybe_hot_insn_p.
12359 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12360 (construct_exit_block): Likewise.
12361 (tree_expand_cfg): Likewise.
12363 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12364 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12365 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12366 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12369 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12372 * c-decl.c (merge_decls): Merge USED flags.
12374 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12376 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12377 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12378 next_stack, lab_false and lab_over trees.
12380 2008-07-28 Richard Guenther <rguenther@suse.de>
12382 PR tree-optimization/36957
12383 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12384 (useless_type_conversion_p): Remove.
12385 (types_compatible_p): Remove.
12386 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12387 (useless_type_conversion_p): Declare.
12388 (types_compatible_p): Declare.
12389 (gimple_expr_type): Return the base type only if it is
12390 trivially convertible to the subtype.
12392 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12394 * configure.ac: Use the m4_do macro to concatenate the warnings into
12395 one string in ACX_PROG_CC_WARNING_OPTS,
12396 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12397 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12398 * configure: Regenerate.
12400 2008-07-28 Richard Guenther <rguenther@suse.de>
12402 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12403 (insert_fake_stores): Remove.
12404 (realify_fake_stores): Likewise.
12405 (execute_pre): Remove dead code.
12406 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12407 (find_func_aliases): Deal with it here instead.
12408 Re-enable gcc_unreachable call.
12410 2008-07-28 Richard Guenther <rguenther@suse.de>
12412 Merge from gimple-tuples-branch.
12414 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12415 * gimple.def: New file.
12416 * gsstruct.def: Likewise.
12417 * gimple-iterator.c: Likewise.
12418 * gimple-pretty-print.c: Likewise.
12419 * tree-gimple.c: Removed. Merged into ...
12420 * gimple.c: ... here. New file.
12421 * tree-gimple.h: Removed. Merged into ...
12422 * gimple.h: ... here. New file.
12424 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12425 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12426 --enable-checking=gimple flag.
12427 * config.in: Likewise.
12428 * configure: Regenerated.
12430 * tree-ssa-operands.h: Tuplified.
12431 * tree-vrp.c: Likewise.
12432 * tree-loop-linear.c: Likewise.
12433 * tree-into-ssa.c: Likewise.
12434 * tree-ssa-loop-im.c: Likewise.
12435 * tree-dump.c: Likewise.
12436 * tree-complex.c: Likewise.
12437 * cgraphbuild.c: Likewise.
12438 * tree-ssa-threadupdate.c: Likewise.
12439 * tree-ssa-loop-niter.c: Likewise.
12440 * tree-pretty-print.c: Likewise.
12441 * tracer.c: Likewise.
12442 * gengtype.c: Likewise.
12443 * tree-loop-distribution.c: Likewise.
12444 * tree-ssa-loop-unswitch.c: Likewise.
12445 * cgraph.c: Likewise.
12446 * cgraph.h: Likewise.
12447 * tree-ssa-loop-manip.c: Likewise.
12448 * value-prof.c: Likewise.
12449 * tree-ssa-loop-ch.c: Likewise.
12450 * tree-tailcall.c: Likewise.
12451 * value-prof.h: Likewise.
12452 * tree.c: Likewise.
12453 * tree.h: Likewise.
12454 * tree-pass.h: Likewise.
12455 * ipa-cp.c: Likewise.
12456 * tree-scalar-evolution.c: Likewise.
12457 * tree-scalar-evolution.h: Likewise.
12458 * target.h: Likewise.
12459 * lambda-mat.c: Likewise.
12460 * tree-phinodes.c: Likewise.
12461 * diagnostic.h: Likewise.
12462 * builtins.c: Likewise.
12463 * tree-ssa-alias-warnings.c: Likewise.
12464 * cfghooks.c: Likewise.
12465 * fold-const.c: Likewise.
12466 * cfghooks.h: Likewise.
12467 * omp-low.c: Likewise.
12468 * tree-ssa-dse.c: Likewise.
12469 * ipa-reference.c: Likewise.
12470 * tree-ssa-uncprop.c: Likewise.
12471 * toplev.c: Likewise.
12472 * tree-gimple.c: Likewise.
12473 * tree-gimple.h: Likewise.
12474 * tree-chrec.c: Likewise.
12475 * tree-chrec.h: Likewise.
12476 * tree-ssa-sccvn.c: Likewise.
12477 * tree-ssa-sccvn.h: Likewise.
12478 * cgraphunit.c: Likewise.
12479 * tree-ssa-copyrename.c: Likewise.
12480 * tree-ssa-ccp.c: Likewise.
12481 * tree-ssa-loop-ivopts.c: Likewise.
12482 * tree-nomudflap.c: Likewise.
12483 * tree-call-cdce.c: Likewise.
12484 * ipa-pure-const.c: Likewise.
12485 * c-format.c: Likewise.
12486 * tree-stdarg.c: Likewise.
12487 * tree-ssa-math-opts.c: Likewise.
12488 * tree-ssa-dom.c: Likewise.
12489 * tree-nrv.c: Likewise.
12490 * tree-ssa-propagate.c: Likewise.
12491 * ipa-utils.c: Likewise.
12492 * tree-ssa-propagate.h: Likewise.
12493 * tree-ssa-alias.c: Likewise.
12494 * gimple-low.c: Likewise.
12495 * tree-ssa-sink.c: Likewise.
12496 * ipa-inline.c: Likewise.
12497 * c-semantics.c: Likewise.
12498 * dwarf2out.c: Likewise.
12499 * expr.c: Likewise.
12500 * tree-ssa-loop-ivcanon.c: Likewise.
12501 * predict.c: Likewise.
12502 * tree-ssa-loop.c: Likewise.
12503 * tree-parloops.c: Likewise.
12504 * tree-ssa-address.c: Likewise.
12505 * tree-ssa-ifcombine.c: Likewise.
12506 * matrix-reorg.c: Likewise.
12507 * c-decl.c: Likewise.
12508 * tree-eh.c: Likewise.
12509 * c-pretty-print.c: Likewise.
12510 * lambda-trans.c: Likewise.
12511 * function.c: Likewise.
12512 * langhooks.c: Likewise.
12513 * ebitmap.h: Likewise.
12514 * tree-vectorizer.c: Likewise.
12515 * function.h: Likewise.
12516 * langhooks.h: Likewise.
12517 * tree-vectorizer.h: Likewise.
12518 * ipa-type-escape.c: Likewise.
12519 * ipa-type-escape.h: Likewise.
12520 * domwalk.c: Likewise.
12521 * tree-if-conv.c: Likewise.
12522 * profile.c: Likewise.
12523 * domwalk.h: Likewise.
12524 * tree-data-ref.c: Likewise.
12525 * tree-data-ref.h: Likewise.
12526 * tree-flow-inline.h: Likewise.
12527 * tree-affine.c: Likewise.
12528 * tree-vect-analyze.c: Likewise.
12529 * c-typeck.c: Likewise.
12530 * gimplify.c: Likewise.
12531 * coretypes.h: Likewise.
12532 * tree-ssa-phiopt.c: Likewise.
12533 * calls.c: Likewise.
12534 * tree-ssa-coalesce.c: Likewise.
12535 * tree.def: Likewise.
12536 * tree-dfa.c: Likewise.
12537 * except.c: Likewise.
12538 * except.h: Likewise.
12539 * cfgexpand.c: Likewise.
12540 * tree-cfgcleanup.c: Likewise.
12541 * tree-ssa-pre.c: Likewise.
12542 * tree-ssa-live.c: Likewise.
12543 * tree-sra.c: Likewise.
12544 * tree-ssa-live.h: Likewise.
12545 * tree-predcom.c: Likewise.
12546 * lambda.h: Likewise.
12547 * tree-mudflap.c: Likewise.
12548 * ipa-prop.c: Likewise.
12549 * print-tree.c: Likewise.
12550 * tree-ssa-copy.c: Likewise.
12551 * ipa-prop.h: Likewise.
12552 * tree-ssa-forwprop.c: Likewise.
12553 * ggc-page.c: Likewise.
12554 * c-omp.c: Likewise.
12555 * tree-ssa-dce.c: Likewise.
12556 * tree-vect-patterns.c: Likewise.
12557 * tree-ssa-ter.c: Likewise.
12558 * tree-nested.c: Likewise.
12559 * tree-ssa.c: Likewise.
12560 * lambda-code.c: Likewise.
12561 * tree-ssa-loop-prefetch.c: Likewise.
12562 * tree-inline.c: Likewise.
12563 * tree-inline.h: Likewise.
12564 * tree-iterator.c: Likewise.
12565 * tree-optimize.c: Likewise.
12566 * tree-ssa-phiprop.c: Likewise.
12567 * tree-vect-transform.c: Likewise.
12568 * tree-object-size.c: Likewise.
12569 * tree-outof-ssa.c: Likewise.
12570 * cfgloop.c: Likewise.
12571 * system.h: Likewise.
12572 * tree-profile.c: Likewise.
12573 * cfgloop.h: Likewise.
12574 * c-gimplify.c: Likewise.
12575 * c-common.c: Likewise.
12576 * tree-vect-generic.c: Likewise.
12577 * tree-flow.h: Likewise.
12578 * c-common.h: Likewise.
12579 * basic-block.h: Likewise.
12580 * tree-ssa-structalias.c: Likewise.
12581 * tree-switch-conversion.c: Likewise.
12582 * tree-ssa-structalias.h: Likewise.
12583 * tree-cfg.c: Likewise.
12584 * passes.c: Likewise.
12585 * ipa-struct-reorg.c: Likewise.
12586 * ipa-struct-reorg.h: Likewise.
12587 * tree-ssa-reassoc.c: Likewise.
12588 * cfgrtl.c: Likewise.
12589 * varpool.c: Likewise.
12590 * stmt.c: Likewise.
12591 * tree-ssanames.c: Likewise.
12592 * tree-ssa-threadedge.c: Likewise.
12593 * langhooks-def.h: Likewise.
12594 * tree-ssa-operands.c: Likewise.
12595 * config/alpha/alpha.c: Likewise.
12596 * config/frv/frv.c: Likewise.
12597 * config/s390/s390.c: Likewise.
12598 * config/m32c/m32c.c: Likewise.
12599 * config/m32c/m32c-protos.h: Likewise.
12600 * config/spu/spu.c: Likewise.
12601 * config/sparc/sparc.c: Likewise.
12602 * config/i386/i386.c: Likewise.
12603 * config/sh/sh.c: Likewise.
12604 * config/xtensa/xtensa.c: Likewise.
12605 * config/stormy16/stormy16.c: Likewise.
12606 * config/ia64/ia64.c: Likewise.
12607 * config/rs6000/rs6000.c: Likewise.
12608 * config/pa/pa.c: Likewise.
12609 * config/mips/mips.c: Likewise.
12611 2008-07-28 Simon Baldwin <simonb@google.com>
12613 * c-pragma.c (handle_pragma_message): New function.
12614 (init_pragma): Register handle_pragma_message.
12615 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12618 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12620 PR tree-optimization/35252
12621 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12622 REALPART_EXPR to be considered as same load operation.
12624 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12626 PR tree-optimization/36830
12627 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12628 (expressions_equal_p): Return false if only one operand is null.
12630 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12632 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12633 version requirements.
12635 2008-07-26 Olivier Hainque <hainque@adacore.com>
12637 * collect2.c (symkind): New enum. Symbol kinds we care about.
12638 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12639 code and head comment accordingly.
12640 (scan_prog_file): Use symkind names instead of bare integers.
12642 2008-07-25 Jan Hubicka <jh@suse.cz>
12644 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12646 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12647 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12648 * dojump.c (clear_pending_stack_adjust): Likewise.
12649 * print-tree.c (print_node): Ignore DECL_INLINE.
12650 * tree-inline.c (inlinable_function_p): Likewise.
12652 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12654 * doc/extend.texi (hot attribute): Document that the hot attribute
12655 turns on -O3 for some ports.
12656 (cold attribute): Document that the cold attribute turns on -Os
12659 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12660 reflect function specific option support.
12662 * target.h (struct target_option_hooks): Add fields to say whether
12663 the cold attribute implies -Os and the hot attribute implies -O3.
12665 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12666 By default, do not turn on -Os for cold functions.
12667 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12668 not turn on -O3 for hot functions.
12670 * c-common.c (handle_hot_attribute): Use target hook to determine
12671 if hot functions should enable -O3.
12672 (handle_cold_attribute): Use target hook to determine if cold
12673 functions should enable -Os.
12675 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12676 (override_options): Move disable scheduling to
12677 optimization_options.
12678 (optimization_options): Disable scheduling here, not
12680 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12681 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12683 * config/ia64/ia64.c (ia64_override_options): Move setting
12684 scheduling flags to ia64_optimization_options.
12685 (ia64_optimization_options): Disable scheduling options here, and
12686 not in ia64_override_options.
12687 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12688 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12690 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12693 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12695 2008-07-25 Martin Jambor <mjambor@suse.cz>
12697 PR tree-optimization/36926
12698 * ipa-prop.c (ipa_analyze_call_uses): Call
12699 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12701 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12703 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12704 movv2si_internal): Add mem = reg alternative.
12706 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12709 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12710 DEFAULT_PCC_STRUCT_RETURN to 127.
12712 2008-07-24 Jan Hubicka <jh@suse.cz>
12714 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12715 (build_cgraph_edges): Likewise.
12716 * cgraph.c (cgraph_node): Do not update assembler hash.
12717 (cgraph_remove_node): Drop non-unit-at-a-time code.
12718 * tree-pass.h (pass_O0_always_inline): Remove.
12719 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12720 * toplev.c (process_options): Flag unit-at-a-time does not imply
12721 no section anchors.
12722 * cgraphunit.c: Update comments.
12723 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12724 (cgraph_assemble_pending_functions): Remove.
12725 (cgraph_reset_node): Drop non-unit-at-a-time code.
12726 (cgraph_finalize_function): Likewise.
12727 (cgraph_analyze_function): Likewise.
12728 (cgraph_finalize_compilation_unit): Likewise.
12729 (cgraph_expand_function): Likewise.
12730 (cgraph_optimize): Likesise.
12731 (save_inline_function_body): Likewise.
12732 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12733 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12734 * ipa-inline.c: Update comments.
12735 (enum inlining_mode): remove INLINE_SPEED.
12736 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12737 (cgraph_mark_inline_edge): Likewise.
12738 (try_inline): Likewise.
12739 (cgraph_decide_inlining_incrementally): Likewise.
12740 (cgraph_gate_inlining): Remove.
12741 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12742 (cgraph_gate_early_inlining): Likewise.
12743 (gate_inline_passes): Remove.
12744 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12745 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12746 pass_O0_always_inline): Remove.
12747 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12748 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12749 * opts.c (no_unit_at_a_time_default): Remove.
12750 (decode_options): Remove flag_unit_at_a_time reset and warning.
12751 * opts.h (no_unit_at_a_time_default): Remove.
12752 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12753 early in GNU dialect.
12754 (merge_decls): Update comment; drop unit-at-a-time check.
12755 (finish_decl): Likewise.
12756 (grok_declaration): Remove flag_inline_trees code.
12757 (finish_functions): Return on function returning non-void on all
12759 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12760 * cfgexpand.c (expand_one_static_var): Remove.
12761 (expand_one_var): Remove expand_one_static_var call.
12762 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12763 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12764 and flag_unit_at_a-time compatibility checks.
12765 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12766 * tree-inline.c (flag_inline_trees): Remove.
12767 (inlinable_function_p): Don't check it.
12768 (expand_call_inline): Remove non-unit-at-a-time code.
12769 * tree-inline.h (flag_inline_trees): Remove.
12770 * tree-optimize.c (execute_early_local_optimizations): Remove
12771 unit-at-a-time checks.
12772 (tree_rest_of_compilation): Likewise.
12773 * combine.c (setup_incoming_promotions): Likewise.
12774 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12775 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12776 * passes.c (pass_inline_parameters): Update comments; remove
12777 O0_alwaysinline pass.
12778 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12779 (execute_one_pass): Likewise.
12780 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12781 (ix86_function_sseregparm): Likewise.
12782 * arm.c (arm_function_in_section_p): Likewise.
12783 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12784 * varpool.c: Update comments.
12785 (decide_is_variable_needed): Remove unit-at-a-time checks.
12786 (varpool_finalize_decl): Likewise.
12788 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12790 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12791 to 2 instead of -1.
12792 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12794 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12796 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12797 imp symbol extension.
12799 2008-07-23 Ian Lance Taylor <iant@google.com>
12801 * tree-vrp.c (infer_value_range): Ignore asm statements when
12802 looking for memory accesses for -fdelete-null-pointer-checks.
12804 2008-07-24 Ben Elliston <bje@au.ibm.com>
12806 * config/spu/spu-c.c (__vector_keyword): New variable.
12807 (vector_keyword): Likewise.
12808 (spu_categorize_keyword): New function.
12809 (spu_macro_to_expand): Likewise.
12810 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12811 compiling an ISO C dialect.
12813 2008-07-24 Ben Elliston <bje@au.ibm.com>
12815 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12816 conventional usage.
12818 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12820 * configure: Regenerate.
12821 * configure.ac: Require texinfo 4.7.
12822 * doc/install.texi: Document texinfo 4.7 requirement.
12824 2008-07-23 Martin Jambor <mjambor@suse.cz>
12826 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12827 rather than for DECL_SAVED_TREE.
12828 * ipa-prop.c: Include diagnostic.h.
12829 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12831 (ipa_detect_param_modifications): Function rewritten from scratch.
12832 (ipa_compute_jump_functions): Changed accesses to modification flags.
12833 (ipa_free_node_params_substructures): Update flags destruction.
12834 (ipa_node_duplication_hook): Update flags duplication.
12835 (ipa_print_all_params_modified): Updated flag access.
12836 * ipa-prop.h (struct ipa_param_flags): New structure.
12837 (struct ipa_node_params): New field modification_analysis_done,
12838 modified_flags changed into param_flags.
12839 (ipa_is_ith_param_modified): Changed to use new flags.
12840 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12842 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12843 ipa-cp.c and split into two functions.
12844 (ipa_print_node_jump_functions): New function.
12845 (compute_scalar_jump_functions): New function.
12846 (type_like_member_ptr_p): New function.
12847 (compute_pass_through_member_ptrs): New function.
12848 (fill_member_ptr_cst_jump_function): New function.
12849 (determine_cst_member_ptr): New function.
12850 (compute_cst_member_ptr_arguments): New function.
12851 (ipa_compute_jump_functions): Complete rewrite.
12852 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12853 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12854 (struct ipa_member_ptr_cst): New structure.
12855 (union jump_func_value): New field member_cst.
12856 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12857 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12858 jump function types.
12859 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12860 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12861 instead of ipcp_print_all_jump_functions.
12862 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12863 only for replacable scalars.
12865 * doc/invoke.texi (Optimize options): Add description of
12866 -findirect-inlining.
12867 * common.opt (flag_indirect_inlining): New flag.
12868 * opts.c (decode_options): Set flag_indirect_inlining when
12871 * ipa-inline.c: Include ipa-prop.h.
12872 (inline_indirect_intraprocedural_analysis): New function.
12873 (inline_generate_summary): Allocate parameter and argument info
12874 structures, call inline_indirect_intraprocedural_analysis on each
12875 node when doing indirect inlining and deallocate indirect inlining
12876 data structures in the end.
12877 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12878 (free_all_ipa_structures_after_iinln): New function.
12879 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12881 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12883 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12884 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12885 of computing the frequency separately.
12886 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12887 of computing the frequency separately.
12888 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12889 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12890 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12891 (ipa_get_stmt_member_ptr_load_param): New function.
12892 (ipa_is_ssa_with_stmt_def): New function.
12893 (ipa_note_param_call): New function.
12894 (ipa_analyze_call_uses): New function.
12895 (ipa_analyze_stmt_uses): New function.
12896 (ipa_analyze_params_uses): New function.
12897 (ipa_free_node_params_substructures): Also free the param_calls linked
12899 (ipa_node_duplication_hook): Also duplicate the param_calls
12901 (ipa_print_node_param_flags): New function.
12902 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12903 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12904 * ipa-prop.h (struct ipa_param_flags): New field called.
12905 (struct ipa_param_call_note): New structure.
12906 (struct ipa_node_params): New fields param_calls and
12907 uses_analysis_done.
12908 (ipa_is_ith_param_called): New function.
12909 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12910 ipa_analyze_params_uses and dump parameter flags.
12912 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12913 ipa_propagate_indirect_call_infos if performing indirect inlining,
12914 pass a new parameter new_edges to it.
12915 (add_new_edges_to_heap): New fucntion.
12916 (cgraph_decide_inlining_of_small_functions): New vector
12917 new_indirect_edges for newly found indirect edges , call
12918 ipa_propagate_indirect_call_infos after inlining.
12919 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12920 inlining if performing indirect inlining. Call
12921 free_all_ipa_structures_after_iinln when doing so too.
12922 (inline_generate_summary): Do not call
12923 free_all_ipa_structures_after_iinln here.
12924 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12925 (print_edge_addition_message): New function.
12926 (update_call_notes_after_inlining): New function.
12927 (propagate_info_to_inlined_callees): New function.
12928 (ipa_propagate_indirect_call_infos): New function.
12929 * ipa-prop.h: Include cgraph.h
12930 (struct ipa_param_call_note): Fields reordered, new field processed.
12931 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12932 flag indirect_call.
12933 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12934 rediscovered call statements.
12935 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12936 (dump_cgraph_node): Dump also the indirect_call flag.
12937 (cgraph_clone_edge): Copy also the indirect_call flag.
12938 * tree-inline.c (copy_bb): Do not check for fndecls from call
12939 expressions, check for edge availability when moving clones.
12940 (get_indirect_callee_fndecl): New function.
12941 (expand_call_inline): If callee declaration is not apprent from
12942 the statement, try calling get_indirect_callee_fndecl. Do not
12943 issue warnings or call sorry when not inlinings an indirect edge.
12944 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12946 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12947 bit more frandly to matching.
12948 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12949 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12950 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12952 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12955 * opth-gen.awk: Suppress function specific features when building
12957 * optc-gen.awk: Ditto.
12959 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12962 * diagnostic.c (pedwarn): Add opt parameter.
12964 * c-tree.h (pedwarn_init): Add opt parameter.
12965 (pedwarn_c90): Likewise.
12966 (pedwarn_c99): Likewise.
12967 * c-errors.c (pedwarn_c99): Likewise.
12968 (pedwarn_c90): Likewise.
12969 * toplev.h (pedwarn): Update declaration.
12970 (pedwarn0): Declare.
12971 * c-lex.c: All calls to pedwarn changed.
12972 * builtins.c: All calls to pedwarn changed.
12973 * toplev.c: All calls to pedwarn changed.
12974 * c-decl.c: All calls to pedwarn changed.
12975 * c-typeck.c: All calls to pedwarn changed.
12976 * c-common.c: All calls to pedwarn changed.
12977 * c-parser.c: All calls to pedwarn changed.
12979 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12980 Karthik Kumar <karthikkumar@gmail.com>
12982 * attribs.c (file scope): Include c-common.h.
12983 (decl_attributes): Add support for #pragma GCC optimize and
12984 #pragma GCC option.
12986 * targhooks.c (default_can_inline_p): New function that is the
12987 default for the TARGET_CAN_INLINE_P target hook.
12989 * targhooks.h (default_can_inline_p): Add declaration.
12991 * tree.c (cl_optimization_node): New static tree for building
12992 OPTIMIZATION_NODE tree.
12993 (cl_target_option_node): New static tree for building
12994 TARGET_OPTION_NODE tree.
12995 (cl_option_hash_table): New hash table for hashing
12996 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12997 (cl_option_hash_hash): New function to provide the hash value for
12998 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12999 (cl_option_hash_eq): New function to provide an equality test for
13000 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13001 (tree_code_size): Add support for OPTIMIZATION_NODE and
13002 TARGET_OPTION_NODE trees.
13003 (tree_code_structure): Add support for OPTIMIZATION_NODE and
13004 TARGET_OPTION_NODE trees.
13005 (build_optimization_node): Build a tree that has all of the
13006 current optimization options.
13007 (build_target_option_node): Build a tree that has the target
13008 options that might be changed on a per function basis.
13010 * tree.h (file scope): Include options.h.
13011 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
13012 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13013 (TREE_OPTIMIZATION): Ditto.
13014 (TREE_TARGET_SPECIFIC): Ditto.
13015 (struct tree_function_decl): Add fields for remembering the
13016 current optimization options and target specific options.
13017 (struct tree_optimization_option): New tree variant that remembers
13018 the optimization options.
13019 (struct tree_target_option): New tree variant that remembers the
13020 target specific flags that might change for compiling a particular
13022 (union tree_node): Include tree_optimization_option and
13023 tree_target_option fields.
13024 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
13025 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
13026 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
13027 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
13028 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
13029 optimization and target options.
13030 (optimization_default_node): New macro to refer to global_trees
13032 (optimization_current_node): Ditto.
13033 (optimization_cold_node): Ditto.
13034 (optimization_hot_node): Ditto.
13035 (target_option_default_node): Ditto.
13036 (target_option_current_node): Ditto.
13037 (current_option_pragma): Ditto.
13038 (current_optimize_pragma): Ditto.
13040 * target.h (struct gcc_target): Add valid_option_attribute_p,
13041 target_option_save, target_option_restore, target_option_print,
13042 target_option_pragma_parse, and can_inline_p hooks.
13044 * toplev.h (parse_optimize_options): Add declaration.
13045 (fast_math_flags_struct_set_p): Ditto.
13047 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13048 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13051 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13052 tree_can_inline_p hook to see if one function can inline another.
13053 (cgraph_decide_inlining): Ditto.
13054 (cgraph_decide_inlining_incrementally): Ditto.
13056 * opts.c (decode_options): Add support for running multiple times
13057 to allow functions with different target or optimization options
13058 than was specified on the command line.
13059 (fast_math_flags_struct_set_p): New function that is similar to
13060 fast_math_flags_set_p, except it uses the values in the
13061 cl_optimization structure instead of global variables.
13063 * optc-gen.awk: Add support for TargetSave to allow a back end to
13064 declare new fields that need to be saved when using function
13065 specific options. Include flags.h and target.h in the options.c
13066 source. Add support for Save to indicate which options can be set
13067 for individual functions. Generate cl_optimize_save,
13068 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13069 cl_target_option_restore, cl_target_option_print functions to
13070 allow functions to use different optimization or target options.
13072 * opt-functions.awk (var_type_struct): Return the type used for
13073 storing the field in a structure.
13075 * opth-gen.awk: Add support for TargetSave to allow a back end to
13076 declare new fields that need to be saved when using function
13077 specific options. Add support for Save to indicate which options
13078 can be set for individual functions. Only generate one extern for
13079 Mask fields. Generate cl_optimization and cl_target_option
13080 structures to remember optimization and target options.
13082 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13083 collecting new tree nodes.
13084 (TS_TARGET_OPTION): Ditto.
13086 * c-decl.c (merge_decls): Merge function specific target and
13087 optimization options.
13089 * function.c (invoke_set_current_function_hook): If the function
13090 uses different optimization options, change the global variables
13093 * coretypes.h (struct cl_optimization): Add forward reference.
13094 (struct cl_target_option): Ditto.
13096 * c-pragma.c (option_stack): New static vector to remember the
13097 current #pragma GCC option stack.
13098 (handle_pragma_option): New function to support #pragma GCC option
13099 to change target options.
13100 (optimize_stack): New static vector to remember the current
13101 #pragma GCC optimize stack.
13102 (handle_pragma_optimize): New function to support #pragma GCC
13103 optimize to change optimization options.
13104 (init_pragma): Add support for #pragma GCC optimize and #pragma
13107 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13108 optimization options.
13109 (TARGET_OPTION_NODE): New tree code for remembering certain target
13112 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13113 TARGET_OPTION_NODE trees.
13115 * common.opt (-O): Add Optimization flag.
13117 (-fmath-errno): Ditto.
13118 (-falign-functions): Add UInteger flag to make sure flag gets full
13119 int in cl_optimization structure.
13120 (-falign-jumps): Ditto.
13121 (-falign-labels): Ditto.
13122 (-falign-loops): Ditto.
13123 (-fsched-stalled-insns): Ditto.
13124 (-fsched-stalled-insns-dep): Ditto.
13126 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13128 (TARGET_OPTION_SAVE): Ditto.
13129 (TARGET_OPTION_RESTORE): Ditto.
13130 (TARGET_OPTION_PRINT): Ditto.
13131 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13132 (TARGET_CAN_INLINE_P): Ditto.
13133 (TARGET_INITIALIZER): Add new hooks.
13135 * tree-inline.c (tree_can_inline_p): New function to determine
13136 whether one function can inline another. Check if the functions
13137 use compatible optimization options, and also call the backend
13140 * tree-inline.h (tree_can_inline_p): Add declaration.
13142 * c-common.c (c_common_attribute): Add support for option and
13143 optimize attributes.
13144 (handle_option_attribute): Add support for the option attribute to
13145 allow the user to specify different target options for compiling a
13147 (handle_optimize_attribute): Add support for the optimize
13148 attribute to allow the user to specify different optimization
13149 options for compiling a specific function.
13150 (handle_hot_attribute): Turn on -O3 optimization for this one
13151 function if it isn't the default optimization level.
13152 (handle_cold_attribute): Turn on -Os optimization for this one
13153 function if it insn't the default optimization.
13154 (const_char_p): New const char * typedef.
13155 (optimize_args): New static vector to remember the optimization
13157 (parse_optimize_options): New function to set up the optimization
13158 arguments from either the optimize attribute or #pragma GCC optimize.
13160 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13161 (builtin_define_std): Ditto.
13163 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13164 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13165 (x86_64-*-*): Ditto.
13167 * Makefile.in (TREE_H): Add options.h.
13168 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13170 * doc/extend.texi (option attribute): Document new attribute.
13171 (optimize attribute): Ditto.
13172 (hot attribute): Document hot attribute sets -O3.
13173 (cold attribute): Document cold attribute sets -Os.
13174 (#pragma GCC option): Document new pragma.
13175 (#pragma GCC optimize): Ditto.
13177 * doc/options.texi (TargetSave): Document TargetSave syntax.
13178 (UInteger): Document UInteger must be used for certain flags.
13179 (Save): Document Save option to create target specific options
13180 that can be saved/restored on a function specific context.
13182 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13183 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13185 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13186 (TARGET_OPTION_SAVE): Ditto.
13187 (TARGET_OPTION_RESTORE): Ditto.
13188 (TARGET_OPTION_PRINT): Ditto.
13189 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13190 (TARGET_CAN_INLINE_P): Ditto.
13192 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13194 (-mfpmath=both): Ditto.
13196 2008-07-23 Michael Meissner <gnu@the-meissners.org>
13197 Karthik Kumar <karthikkumar@gmail.com>
13199 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13200 (TARGET_POPCNT): Ditto.
13201 (TARGET_SAHF): Ditto.
13202 (TARGET_AES): Ditto.
13203 (TARGET_PCLMUL): Ditto.
13204 (TARGET_CMPXCHG16B): Ditto.
13205 (TARGET_RECIP): Move switch into target_flags.
13206 (TARGET_FUSED_MADD): Ditto.
13207 (ix86_arch_features): Make an unsigned char type.
13208 (ix86_tune_features): Ditto.
13209 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13210 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13211 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13213 * config/i386/i386.opt (arch): New TargetSave field to define
13214 fields that need to be saved for function specific option support.
13217 (branch_cost): Ditto.
13218 (ix86_isa_flags_explicit): Ditto.
13219 (tune_defaulted): Ditto.
13220 (arch_specified): Ditto.
13221 (-m128-long-double): Add Save flag to save option for target
13222 specific option support.
13224 (-maccumulate-outgoing-args): Ditto.
13225 (-malign-double): Ditto.
13226 (-malign-stringops): Ditto.
13227 (-mfancy-math-387): Ditto.
13228 (-mhard-float): Ditto.
13229 (-mieee-fp): Ditto.
13230 (-minline-all-stringops): Ditto.
13231 (-minline-stringops-dynamically): Ditto.
13232 (-mms-bitfields): Ditto.
13233 (-mno-align-stringops): Ditto.
13234 (-mno-fancy-math-387): Ditto.
13235 (-mno-push-args): Ditto.
13236 (-mno-red-zone): Ditto.
13237 (-mpush-args): Ditto.
13238 (-mred-zone): Ditto.
13240 (-msseregparm): Ditto.
13241 (-mstack-arg-probe): Ditto.
13253 (-mno-sse4): Ditto.
13256 (-mrecip): Move flag into target_flags.
13258 (-mno-fused-madd): Ditto.
13259 (-mfused-madd): Ditto.
13260 (-mabm): Move flag into ix86_isa_flags.
13267 * config/i386/i386-c.c: New file for #pragma support.
13268 (ix86_target_macros_internal): New function to #define or #undef
13269 target macros based when the user uses the #pragma GCC option to
13270 change target options.
13271 (ix86_pragma_option_parse): New function to add #pragma GCC option
13273 (ix86_target_macros): Move defining the target macros here from
13274 TARGET_CPU_CPP_BUILTINS in i386.h.
13275 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13276 defined, initialize any subtarget #pragmas.
13278 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13279 REGISTER_TARGET_PRAGMAS.
13281 * config/i386/t-i386: New file for x86 dependencies.
13282 (i386.o): Make dependencies mirror the include files used.
13283 (i386-c.o): New file, add dependencies.
13285 * config/i386/i386-protos.h (override_options): Add bool argument.
13286 (ix86_valid_option_attribute_tree): Add declaration.
13287 (ix86_target_macros): Ditto.
13288 (ix86_register_macros): Ditto.
13290 * config/i386/i386.c (ix86_tune_features): Move initialization of
13291 the target masks to initial_ix86_tune_features to allow functions
13292 to have different target options. Make type unsigned char,
13293 instead of unsigned int.
13294 (initial_ix86_tune_features): New static vector to hold processor
13295 masks for the tune variables.
13296 (ix86_arch_features): Move initialization of the target masks to
13297 initial_ix86_arch_features to allow functions to have different
13298 target options. Make type unsigned char, instead of unsigned int.
13299 (initial_ix86_arch_features): New static vector to hold processor
13300 masks for the arch variables.
13301 (enum ix86_function_specific_strings): New enum to describe the
13302 string options used for attribute((option(...))).
13303 (ix86_target_string): New function to return a string that
13304 describes the target options.
13305 (ix86_debug_options): New function to print the current options in
13307 (ix86_function_specific_save): New function hook to save the
13308 function specific global variables in the cl_target_option structure.
13309 (ix86_function_specific_restore): New function hook to restore the
13310 function specific variables from the cl_target_option structure to
13311 the global variables.
13312 (ix86_function_specific_print): New function hook to print the
13313 target specific options in the cl_target_option structure.
13314 (ix86_valid_option_attribute_p): New function hook to validate
13315 attribute((option(...))) arguments.
13316 (ix86_valid_option_attribute_tree): New function that is common
13317 code between attribute((option(...))) and #pragma GCC option
13318 support that parses the options and returns a tree holding the options.
13319 (ix86_valid_option_attribute_inner_p): New helper function for
13320 ix86_valid_option_attribute_tree.
13321 (ix86_can_inline_p): New function hook to decide if one function
13322 can inline another on a target specific basis.
13323 (ix86_set_current_function); New function hook to switch target
13324 options if the user used attribute((option(...))) or #pragma GCC
13326 (ix86_tune_defaulted): Move to static file scope from
13328 (ix86_arch_specified): Ditto.
13329 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13331 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13332 (OPTION_MASK_ISA_ABM_SET): Ditto.
13333 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13334 (OPTION_MASK_ISA_CX16_SET): Ditto.
13335 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13336 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13337 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13338 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13339 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13340 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13341 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13342 (struct ptt): Move to static file scope from override_options.
13343 (processor_target_table): Ditto.
13344 (cpu_names): Ditto.
13345 (ix86_handle_option): Add support for options that are now isa options.
13346 (override_options): Add support for declaring functions that
13347 support different target options than were specified on the
13348 command line. Move struct ptt, processor_target_table, cpu_names,
13349 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13350 Add bool argument. Fix up error messages so the appropriate error
13351 is given for either command line or attribute.
13352 (ix86_previous_fndecl): New static to remember previous function
13353 declaration to see if we need to change target options.
13354 (ix86_builtins_isa): New array to record the ISA of each builtin
13356 (def_builtin): Always create the builtin function, even if the
13357 current ISA doesn't support it.
13358 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13359 tests for those builtins.
13360 (ix86_init_builtins): Remove TARGET_MMX test for calling
13361 ix86_init_mmx_sse_builtins.
13362 (ix86_expand_builtin): If the current ISA doesn't support a given
13363 builtin, signal an error.
13364 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13365 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13366 (TARGET_OPTION_SAVE): Ditto.
13367 (TARGET_OPTION_RESTORE): Ditto.
13368 (TARGET_OPTION_PRINT): Ditto.
13369 (TARGET_CAN_INLINE_P): Ditto.
13371 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13373 * c-typeck.c (build_external_ref): Don't call assemble_external.
13374 * final.c (output_operand): Call assemble_external.
13376 2008-07-21 DJ Delorie <dj@redhat.com>
13378 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13379 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13381 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13383 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13384 original insn and splitter contents into ...
13385 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13386 flag_unsafe_math_optimizations. Add dummy scratch register.
13387 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13388 !flag_unsafe_math_optimizations. Returns number with next
13389 highest magnitude if this is still less or equal to the true
13390 quotient in magnitude.
13392 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13394 * Makefile.in: Replace toplev.h with TOPLEV_H.
13395 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13396 * c-lex.c (fe_file_change): Don't set in_system_header.
13397 * c-parser.c (c_token): Remove in_system_header.
13398 (c_lex_one_token): Don't set in_system_header.
13399 (c_parser_set_source_position_from_token): Don't set in_system_header.
13400 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13403 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13404 * flags.h (in_system_header): Remove.
13405 * function.c (saved_in_system_header): Remove.
13406 (push_cfun): Don't set in_system_header.
13407 (pop_cfun): Don't set in_system_header.
13408 (push_struct_function): Don't set in_system_header.
13409 * input.h (expanded_location): Add sysp.
13410 (in_system_header_at): New.
13411 (in_system_header): New.
13412 * toplev.c (in_system_header): Remove.
13413 * toplev.h: Include input.h
13415 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13416 * tree-ssa.c (warn_uninit): Call warning_at.
13417 (warn_uninitialized_var): Update calls to warn_uninit.
13418 (warn_uninitialized_phi): Update calls to warn_uninit.
13419 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13420 (expand_location): Initialize xloc.sysp.
13421 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13422 (tree_decl_with_vis): Remove in_system_header_flag.
13424 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13427 * recog.c (asm_operand_ok): Change the order of the extra
13428 memory constraint checks.
13430 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13433 * tree-switch-conversion.c (build_one_array): Call
13434 varpool_mark_needed_node and varpool_finalize_decl
13435 instead of assemble_variable.
13437 2008-07-19 Jan Hubicka <jh@suse.cz>
13439 * cgraph.c (cgraph_add_new_function): Do early local passes.
13440 * tree-nrv.c (gate_pass_return_slot): New gate.
13441 (pass_nrv): Add the gate.
13442 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13444 (coalesce_ssa_name): Coalesce SSA names.
13445 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13446 not optimizing so unused user vars remains visible.
13447 * common.opt (flag_tree_ter): Always enable by default.
13448 * tree-ssa-ter.c: Include flags.h
13449 (is_replaceable_p): Check that locations match; when aliasing
13450 is missing be conservative about loads.
13451 * tree-optimize.c (gate_init_datastructures): Remove.
13452 (pass_init_datastructures): New.
13453 * passes.c: Reorder passes so we always go into SSA.
13455 2008-07-19 Jan Hubicka <jh@suse.cz>
13457 * doc/extend.texi (flatten attribute): Remove note about
13459 * doc/invoke.texi (--combine): Likewise.
13460 (-finline-functions-called-once): Update levels when enabled.
13461 (-funit-at-a-time): Document new behaviour.
13462 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13463 -fno-section-anchors when disabled explicitly.
13464 (inline params): They are not ignored now.
13465 (precompiled headers): Remove unit-at-a-time as being incompatible.
13466 * opts.c (decode_options): Handle unit-at-a-time as alias;
13467 imply -fno-section-anchors when toplevel reorder is disabled
13469 * common.opt (ftoplevel-reorder): Set default value to 2.
13470 (funit-at-a-time): Set default value to 1.
13471 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13474 2008-07-19 Jan Hubicka <jh@suse.cz>
13476 * builtins.c (expand_builtin_int_roundingfn,
13477 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13480 2008-07-19 Richard Guenther <rguenther@suse.de>
13483 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13484 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13485 * tree-ssa-pre.c (get_expr_value_id): For newly created
13486 constant value-ids make sure to add the expression to its
13489 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13491 PR middle-end/36877
13492 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13493 return value of the builtin is ignored.
13495 2008-07-19 Olivier Hainque <hainque@adacore.com>
13497 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13498 bits, a C conformant malloc implementation has to provide.
13499 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13501 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13505 * reload.c (find_reloads_subreg_address): Only reload address if
13506 reloaded == 0, not for reloaded != 1.
13509 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13510 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13511 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13512 m32c_legitimize_reload_address.
13514 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13515 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13516 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13518 2008-07-19 Olivier Hainque <hainque@adacore.com>
13520 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13521 argument, saying whether nested array are to be collapsed
13522 into a single array type DIE with multiple subscripts.
13523 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13524 issues, centralize the nested array types collapsing control and
13525 disable the transformation for Ada.
13527 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13530 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13532 (x86_64_shift_adj_2): New expander.
13533 (x86_64_shift_adj_3): Ditto.
13534 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13535 to split TImode operands.
13536 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13537 (ix86_split_lshr): Ditto.
13539 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13541 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13542 and __CHAR32_TYPE__.
13543 * c-typeck.c (digest_init): Support char16_t and char32_t.
13544 (set_nonincremental_init_from_string): Idem.
13546 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13548 PR middle-end/36859
13549 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13550 PREFERRED_STACK_BOUNDARY.
13551 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13553 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13555 PR middle-end/36858
13556 * function.c (locate_and_pad_parm): Cap boundary earlier.
13558 2008-07-17 Julian Brown <julian@codesourcery.com>
13560 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13561 no-op for targets which don't use DLLs.
13563 2008-07-17 Martin Jambor <mjambor@suse.cz>
13565 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13566 that nodes are relevant by examining the node->analyzed flag.
13567 (ipcp_init_stage): Check which nodes are relevant, assert that the
13568 relevant ones are also required.
13569 (ipcp_propagate_stage): Check on the side arrays are properly
13571 (ipcp_print_all_jump_functions): Make sure not to touch any node
13572 that is not analyzed or an edge that does not have a corresponding
13573 entry in the on-the-side vectors.
13574 (ipcp_function_scale_print): Likewise.
13575 (ipcp_update_callgraph): Check that the node is relevant.
13576 (ipcp_insert_stage): Check that the node is relevant. Check there is
13577 an info for every node and edge.
13578 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13579 (ipa_print_all_tree_maps): Likewise and a new variable info.
13580 (ipa_print_all_params_modified): Likewise.
13581 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13583 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13586 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13588 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13590 PR rtl-optimization/36753
13591 * fwprop.c (use_killed_between): Don't shortcut
13592 single-definition global registers.
13594 2008-07-16 Jan Hubicka <jh@suse.cz>
13596 * cgraph.h (varpool_empty_needed_queue): Declare.
13597 * cgraphunit.c (output_in_order): Mark all variables as needed;
13599 * varpool.c (varpool_assemble_node): Update debug queue.
13600 (varpool_assemble_pending_decls): Don't do it here.
13601 (varpool_empty_needed_queue): New function.
13603 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13605 * recog.c (peephole2_optimize): Fix formatting.
13607 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13609 * c-pch.c (get_ident): Avoid C++ keywords.
13610 * combine-stack-adj.c (single_set_for_csa): Likewise.
13611 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13612 output_asm_insn): Likewise.
13613 * reload.c (push_secondary_reload, find_reusable_reload,
13614 push_reload, combine_reloads, find_reloads,
13615 debug_reload_to_stream): Likewise.
13616 * reload.h (struct reload): Likewise.
13617 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13618 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13619 emit_output_reload_insns): Likewise.
13620 * targhooks.c (default_secondary_reload): Likewise.
13621 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13623 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13625 * recog.c (validate_change_1, validate_change,
13626 validate_unshare_change, validate_replace_rtx_1, struct
13627 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13629 * reload.c (push_secondary_reload, secondary_reload_class,
13630 scratch_reload_class, find_valid_class, find_reusable_reload,
13631 push_reload, find_dummy_reload, find_reloads_address_1,
13632 find_reloads_address_part, find_equiv_reg): Likewise.
13633 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13634 choose_reload_regs): Likewise.
13635 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13637 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13638 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13639 * sched-rgn.c (concat_INSN_LIST): Likewise.
13640 * stor-layout.c (mode_for_size, mode_for_size_tree,
13641 smallest_mode_for_size): Likewise.
13643 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13645 * cfg.c (dump_reg_info): Avoid C++ keywords.
13646 * dwarf2asm.c (dw2_force_const_mem,
13647 dw2_asm_output_encoded_addr_rtx): Likewise.
13648 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13649 * expmed.c (expand_shift): Likewise.
13650 * global.c (find_reg): Likewise.
13651 * graph.c (draw_edge): Likewise.
13652 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13653 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13654 widen_clz, widen_bswap, expand_parity, expand_unop,
13655 emit_cmp_and_jump_insn_1): Likewise.
13656 * postreload.c (reload_cse_simplify_operands): Likewise.
13657 * ra.h (add_neighbor): Likewise.
13658 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13659 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13660 record_reg_classes, copy_cost, record_address_regs,
13661 invalid_mode_change_p): Likewise.
13662 * regrename.c (regrename_optimize, scan_rtx_reg,
13663 dump_def_use_chain, find_oldest_value_reg,
13664 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13666 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13668 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13669 MASK_POWERPC64 for power4 in previous commit.
13671 2008-07-16 Olivier Hainque <hainque@adacore.com>
13673 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13674 instead of bare conversion to cast const-ness away.
13676 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13678 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13679 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13680 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13681 (TARGET_FUNCTION_VALUE): Define.
13683 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13685 * config/rs6000/rs6000.c (processor_target_table): Add
13686 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13688 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13691 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13692 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13693 m32c_legitimize_reload_address.
13695 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13697 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13698 DECL_IN_SYSTEM_HEADER in sync.
13700 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13702 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13703 * tree-ssa-pre.c (pre_expr_eq): Ditto
13704 (get_constant_for_value_id): Take a type as an argument.
13705 (fully_constant_expression): Pass in type.
13706 (find_or_generate_expression): Short circuit constant case.
13707 (create_expression_by_pieces): Remove special casing of
13709 (do_regular_insertion): Short circuit constant case.
13710 (do_partial_partial_insertion): Ditto.
13712 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13715 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13717 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13719 * config/xtensa/libgcc-xtensa.ver: New file.
13720 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13722 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13724 * df-problems.c (df_set_note): Avoid C++ keywords.
13725 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13726 * dse.c (record_store, remove_useless_values): Likewise.
13727 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13728 gen_reg_rtx_offset, operand_subword, change_address_1,
13729 change_address, adjust_address_1, offset_address,
13730 widen_memory_access, emit_copy_of_insn_after): Likewise.
13731 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13732 * fwprop.c (should_replace_address, propagate_rtx_1,
13733 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13735 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13736 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13737 * lcm.c (compute_insert_delete, pre_edge_lcm,
13738 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13739 * lower-subreg.c (resolve_reg_notes): Likewise.
13740 * mode-switching.c (optimize_mode_switching): Likewise.
13742 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13744 * bt-load.c (add_btr_def, migrate_btr_def,
13745 branch_target_load_optimize): Avoid C++ keywords.
13746 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13748 * combine.c (subst, simplify_set, make_extraction,
13749 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13750 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13751 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13753 2008-07-15 Richard Guenther <rguenther@suse.de>
13755 PR middle-end/36369
13756 * c-common.c (strict_aliasing_warning): Do not warn for
13757 TYPE_REF_CAN_ALIAS_ALL pointers.
13758 (c_common_get_alias_set): may_alias types are not special.
13759 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13760 attribute and set can_ref_all accordingly.
13761 (build_reference_type_for_mode): Likewise.
13762 * doc/extend.texi (may_alias): Clarify.
13764 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13767 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13768 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13770 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13773 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13774 gcc_assert, instead call output_operand_lossage.
13776 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13778 * builtins.c (std_canonical_va_list): Treat structure based
13781 2008-07-15 Ben Elliston <bje@au.ibm.com>
13783 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13785 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13787 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13790 2008-07-14 Jan Hubicka <jh@suse.cz>
13792 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13793 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13794 fix predicates and constraints.
13795 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13796 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13798 2008-07-14 Doug Kwan <dougkwan@google.com>
13800 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13801 additional option file arm/eabi.opt.
13802 * config/arm/eabi.h (File): New configuration file for EABI targets.
13803 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13804 SUBSUBTARGET_EXTRA_SPECS.
13805 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13806 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13807 from STARTFILE_SPEC so that it can be referenced in an override.
13808 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13809 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13810 can be referenced in an override.
13811 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13812 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13813 so that it can be referenced in an override.
13814 (LINK_SPEC): Use BPABI_LINK_SPEC.
13815 * config/arm/eabi.opt (File): New.
13817 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13819 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13820 (FIXED_VALUE_H): New variable.
13821 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13822 input.h, fixed-value.h.
13823 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13824 (BASIC_BLOCK_H): Use $(BITMAP_H).
13825 (FUNCTION_H): Add varray.h.
13826 (IPA_REFERENCE_H): Use $(BITMAP_H).
13827 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13828 (DF_H): Use $(BITMAP_H).
13829 (GGC_H): Add statistics.h.
13830 (INSN_ADDR_H): New.
13831 (INSN_ATTR_H): Use it.
13832 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13834 (SYMTAB_H): Add $(OBSTACK_H).
13835 (CPP_INTERNAL_H): New.
13836 (TREE_DUMP_H): Add tree-pass.h.
13837 (TREE_FLOW_H): Use $(BITMAP_H)
13838 (PRETTY_PRINT_H): Use $(INPUT_H).
13839 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13842 (many object files): Fix lots of header dependencies throughout.
13844 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13846 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13848 (s-gtyp-input): Use them to write tmp-gi.list.
13849 (echo_to_gi.list): Remove.
13851 2008-07-14 Richard Guenther <rguenther@suse.de>
13853 * tree-ssa-sccvn.c (pre_info): Remove.
13854 (switch_to_PRE_table): Likewise.
13855 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13856 (set_hashtable_value_ids): Do not create value-ids for the
13858 (run_scc_vn): Remove double test. Remove bogus special-case
13859 in value-number printing.
13860 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13861 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13863 * tree-flow-inline.h (get_value_handle): Remove.
13864 * tree-flow.h (get_value_handle): Remove.
13866 2008-07-14 Martin Jambor <mjambor@suse.cz>
13868 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13869 in which we generate arithmetics is not a subrange.
13871 2008-07-14 Martin Jambor <mjambor@suse.cz>
13873 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13875 2008-07-14 Richard Guenther <rguenther@suse.de>
13877 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13879 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13882 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13883 reload for symbol refs moved to r0 with -fPIC.
13884 (legitimize_pic_address): Use the target register as temporary
13886 (emit_symbolic_move): Adjust comment.
13887 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13890 2008-07-14 Ben Elliston <bje@au.ibm.com>
13892 * c-common.h (C_CPP_HASHNODE): New macro.
13893 * coretypes.h (struct cpp_token): Forward declare.
13894 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13895 the context-sensitive keyword method.
13896 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13897 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13898 expand_bool_pixel): New.
13899 (altivec_categorize_keyword): New function.
13900 (init_vector_keywords): New function.
13901 (rs6000_macro_to_expand): Likewise.
13902 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13903 compiling an ISO C dialect.
13905 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13907 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13908 (create_expression_by_pieces): Fix typo.
13909 (do_regular_insertion): Use debug counter here too.
13911 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13914 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13915 CONST_OK_FOR_LETTER_P. All port-local users changed.
13916 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13917 implement Kp matching power-of-two.
13918 (CONSTRAINT_LEN): Define to match.
13919 * config/cris/cris.md: Replace all use of constraint K with Kc.
13920 ("*btst*): Use Kp for operand 0 of last alternative.
13922 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13925 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13928 2008-07-13 Jan Hubicka <jh@suse.cz>
13930 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13933 2008-07-13 Richard Guenther <rguenther@suse.de>
13935 PR middle-end/36811
13936 * langhooks.c (lhd_print_error_function): Deal with recursive
13939 2008-07-12 Jan Hubicka <jh@suse.cz>
13941 * cgraph.c (assembler_name_hash): New static var.
13942 (hash_node_by_assembler_name, eq_assembler_name): New.
13943 (cgraph_node_for_asm): Use hashtable.
13944 (cgraph_remove_node): Maintain hashtable.
13945 (change_decl_assembler_name): Sanity check that names are not changing
13946 after aliasing was processed.
13947 * cgraph.h (varpoon_node): Add next GGC marker.
13948 * tree.c (decl_assembler_name_equal): Constify.
13949 (decl_assembler_name_hash): New.
13950 * tree.h (decl_assembler_name_equal): Constify.
13951 (decl_assembler_name_hash): Update.
13953 2008-07-12 David Daney <ddaney@avtrex.com>
13955 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13956 sb1 and r5000 cpus.
13958 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13960 * doc/md.texi: Document the MIPS "v" constraint.
13961 * config/mips/mips.h (reg_class): Revert last change.
13962 (REG_CLASS_NAMES): Likewise.
13963 (REG_CLASS_CONTENTS): Likewise.
13964 * config/mips/mips.c (mips_regno_to_class): Likewise.
13965 * config/mips/constraints.md (v): Likewise, but add documentation.
13966 Add a comment to say that this constraint should not be used in
13969 2008-07-11 DJ Delorie <dj@redhat.com>
13971 * config/h8300/h8300.md (length): Fix branch offset limit.
13973 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13975 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13976 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13977 (avr_hard_regno_scratch_ok): New function.
13978 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13979 * config/avr/avr.md (all peepholes that request a scratch register):
13980 Remove avr_peep2_scratch_safe use.
13982 2008-07-11 Tom Tromey <tromey@redhat.com>
13983 Ian Lance Taylor <iant@google.com>
13985 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13986 (struct c_common_resword): Define.
13987 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13988 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13989 (c_common_reswords, num_c_common_reswords): Declare.
13990 * c-common.c (c_common_reswords): New global const array.
13991 (num_c_common_reswords): New const int.
13992 * c-parser.c (struct resword, reswords): Don't define.
13993 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13994 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13995 than reswords. If warning about C++ keywords, give them a special
13997 (c_lex_one_token): Warn about C++ keywords. Call
13998 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13999 (c_parser_external_declaration): Look for RID_xxx rather than
14000 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
14001 (c_parser_statement_after_labels): Likewise.
14002 (c_parser_objc_class_instance_variables): Likewise.
14003 (c_parser_objc_class_declaration): Likewise.
14004 (c_parser_objc_try_catch_statement): Likewise.
14005 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
14006 (declspecs_add_type): Likewise.
14008 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
14010 * ggc-page.c (alloc_page):
14011 Substituting xmalloc, xcalloc with
14012 XNEWVEC and XCNEWVAR macros which add the
14015 2008-07-11 Richard Guenther <rguenther@suse.de>
14017 PR tree-optimization/36765
14018 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
14019 aliases from HEAP vars to SMTs.
14021 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14023 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
14024 * configure.ac (loose_warn): Move -Wc++-compat from here...
14025 (strict_warn): ...to here.
14026 * configure: Regenerate.
14028 2008-07-10 Joseph Myers <joseph@codesourcery.com>
14030 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
14031 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
14032 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
14033 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
14034 excluding more specific h8300-*-* and sh-*-* targets.
14036 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
14038 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14039 (eliminate): Ditto.
14040 (execute_pre): Call loop_optimizer_finalize in early exit.
14042 2008-07-10 Jakub Jelinek <jakub@redhat.com>
14044 PR middle-end/36790
14045 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14046 uids in the bitmap, not just VAR_DECL uids.
14048 PR rtl-optimization/36419
14049 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14050 (combine_stack_adjustments_for_block): Call it if needed. Delete
14052 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14053 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14054 prologue sp adjustment.
14056 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14059 * opts.c (print_ignored_options): Report postponed diagnostics for
14060 unknown -Wno-* options as warnings, not errors.
14061 (postpone_unknown_option_error): Renamed to...
14062 (postpone_unknown_option_warning): ... this.
14064 2008-07-09 Doug Kwan <dougkwan@google.com>
14067 2008-07-08 Doug Kwan <dougkwan@google.com>
14069 * config/arm/arm.opt (mandroid): New option.
14070 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14071 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14073 (CC1PLUS_SPEC): Same.
14075 (STARTFILE_SPEC): Same.
14076 (ENDFILE_SPEC): Same.
14077 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14080 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14083 * config/mips/mips.h (reg_class): Remove V1_REG.
14084 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14085 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14086 instead of V1_REGS.
14087 (mips_get_tp): New function.
14088 (mips_legitimize_tls_address): Use it.
14089 * config/mips/constraints.md (v): Delete.
14090 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14091 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14092 After reload, split into a move and ...
14093 (*tls_get_tp_<mode>_split): ...this new instruction.
14095 2008-07-09 David Daney <ddaney@avtrex.com>
14097 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14099 2008-07-09 Jakub Jelinek <jakub@redhat.com>
14101 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14102 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14104 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14105 htab_delete should be called. Don't free c.
14106 (lookup_tmp_var): Create temp_htab lazily.
14107 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14108 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14110 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14111 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14112 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14113 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14114 * tree-sra.c (generate_element_init): Likewise.
14115 * tree-mudflap.c (execute_mudflap_function_ops,
14116 execute_mudflap_function_decls): Likewise.
14117 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14118 * tree-gimple.h (struct gimplify_ctx): New type.
14119 (push_gimplify_context): Adjust prototype.
14121 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
14123 * tree-ssa-pre.c (phi_translate_1): Update placement of
14124 add_to_value calls.
14126 2008-07-09 Anatoly Sokolov <aesok@post.ru>
14128 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14129 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14130 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14131 * targhooks.c (default_hard_regno_scratch_ok): New function.
14132 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14133 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14134 * recog.c: Include "target.h".
14135 (peep2_find_free_register): Add check for global regs. Add target
14137 * Makefile.in (recog.o): Depend on target.h.
14139 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14141 * config/sh/sh.c (sh_canonical_va_list_type): New.
14142 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14144 2008-07-09 Raksit Ashok <raksit@google.com>
14146 * doc/invoke.texi (Option Summary): Mention new option
14147 -Wdisallowed-function-list=...
14148 (Warning Options): Document -Wdisallowed-function-list=...
14149 * common.opt (Wdisallowed-function-list=): New flag.
14150 * flags.h (warn_disallowed_functions): External definition of new
14151 boolean warning flag.
14152 (warn_if_disallowed_function_p): Declare new function.
14153 * opts.c (warning_disallowed_functions): New static variable.
14154 (warn_disallowed_functions): New boolean warning flag.
14155 (warn_if_disallowed_function_p): New function.
14156 (add_comma_separated_to_vector): Rename
14157 add_instrument_functions_exclude_list to this.
14158 (common_handle_option): Handle new option. Rename calls to
14159 add_instrument_functions_exclude_list into calls to
14160 add_comma_separated_to_vector.
14161 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14162 based on flag warn_disallowed_functions.
14164 2008-07-09 Christian Bruel <christian.bruel@st.com>
14166 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14167 instead of get_attr_length.
14169 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14171 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14173 * genemit.c (gen_insn): Likewise.
14174 * gengtype.c (note_def_vec): Likewise.
14175 * gengtype.h (note_def_vec): Likewise.
14176 * genoutput.c (struct data, output_insn_data, process_template,
14177 gen_expand, gen_split, note_constraint): Likewise.
14178 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14179 make_insn_sequence): Likewise.
14180 * gensupport.c (record_insn_name): Likewise.
14182 2008-07-08 Doug Kwan <dougkwan@google.com>
14184 * config/arm/arm.opt (mandroid): New option.
14185 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14186 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14188 (CC1PLUS_SPEC): Same.
14190 (STARTFILE_SPEC): Same.
14191 (ENDFILE_SPEC): Same.
14192 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14195 2008-07-08 Raksit Ashok <raksit@google.com>
14197 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14198 (set_storage_via_setmem): Fix expected_align parameter.
14199 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14200 missing from the list.
14201 * doc/md.texi (movmem): Explicitly state that expected alignment is
14202 to be expressed in bytes.
14203 (setmem): Explicitly state that expected alignment is to be expressed
14206 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14208 * reload.c (find_reloads_subreg_address): Do not require validity
14209 of address in original mode before reloading address.
14211 2008-07-07 Tianwei Sheng <tianweis@google.com>
14213 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14214 bounds array access.
14216 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14218 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14220 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14222 Fix PR tree-optimization/23455
14223 Fix PR tree-optimization/35286
14224 Fix PR tree-optimization/35287
14225 * Makefile.in (OBJS-common): Remove tree-vn.o.
14226 (tree-vn.o): Remove.
14227 * dbgcnt.def: Add treepre_insert debug counter.
14228 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14229 (debug_value_expressions): Ditto.
14230 (print_value_expressions): Ditto.
14231 * tree-pretty-print.c (dump_generic_node): Updated for
14232 VALUE_HANDLE removal.
14233 * tree-ssa-dom.c (record_equality): Ditto.
14234 (cprop_operand): Ditto.
14235 (lookup_avail_expr): Ditto.
14236 * tree-ssa-threadedge.c
14237 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14238 (simplify_control_stmt_condition): Ditto.
14239 * tree.c (tree_code_size): Ditto.
14240 (tree_node_structure): Ditto.
14241 (iterative_hash_expr): Ditto.
14243 * tree.h (VALUE_HANDLE_ID): Ditto.
14244 (VALUE_HANDLE_EXPR_SET): Ditto.
14245 (struct tree_value_handle): Ditto.
14246 (union tree_node): Ditto.
14247 * treestruct.def: Ditto.
14248 * tree-vn.c: Removed.
14249 * tree-ssa-pre.c: Rewritten entirely.
14250 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14251 (constant_value_ids): Ditto.
14252 (vn_nary_op_t): Moved to header.
14254 (vn_reference_op_t): Ditto
14255 (vn_reference_t): Ditto.
14256 (next_value_id): New variable.
14257 (VN_INFO): Add an assert.
14258 (vn_constant_eq): New function.
14259 (vn_constant_hash): Ditto.
14260 (get_or_alloc_constant_value_id): Ditto.
14261 (value_id_constant_p): Ditto.
14262 (vn_reference_compute_hash): De-staticify.
14263 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14264 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14265 (valueize_refs): Update opcode if it changes from ssa name to constant.
14266 (vn_reference_lookup_1): Add new argument.
14267 (vn_reference_lookup): Ditto.
14268 (vn_reference_lookup_pieces): New function.
14269 (vn_reference_insert): Add return type. Modify to deal with value ids.
14270 (vn_reference_insert_pieces): New function.
14271 (vn_nary_op_compute_hash): De-staticify.
14272 (vn_nary_op_eq): Ditto.
14273 (vn_nary_op_lookup_pieces): New function.
14274 (vn_nary_op_lookup): Add new argument.
14275 (vn_nary_op_insert_pieces): New function.
14276 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14277 (vn_phi_insert): Ditto.
14278 (visit_unary_op): Update for callee changes.
14279 (visit_binary_op): Ditto.
14280 (visit_reference_op_load): Ditto.
14281 (visit_reference_op_store): Ditto.
14282 (init_scc_vn): Init next_value_id, constant_to_value_id and
14283 constant_value_ids.
14284 (free_scc_vn): Free them.
14285 (set_hashtable_value_ids): New function.
14286 (run_scc_vn): Use it.
14287 (get_max_value_id): New function.
14288 (get_next_value_id): Ditto.
14289 (expressions_equal_p): Moved from tree-vn.c
14290 (sort_vuses): Ditto.
14291 (sort_vuses_heap): Ditto.
14292 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14294 * tree.c (iterative_hash_hashval_t): Made non-static
14295 * tree.h (iterative_hash_hashval_t): Declare it.
14297 2008-07-08 Martin Jambor <mjambor@suse.cz>
14299 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14300 instead of ipa_create_node_params.
14301 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14302 ipa_check_create_edge_args, free them with
14303 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14305 * ipa-prop.c: Include flags.h and tree-inline.h.
14306 (ipa_node_params_vector): New variable.
14307 (ipa_edge_args_vector): New variable.
14308 (edge_removal_hook_holder): New variable.
14309 (node_removal_hook_holder): New variable.
14310 (edge_duplication_hook_holder): New variable.
14311 (node_duplication_hook_holder): New variable.
14312 (ipa_detect_param_modifications): Check for presence of modified flags.
14313 (ipa_compute_jump_functions): Check for presence of jump functions.
14314 (ipa_free_edge_args_substructures): New function.
14315 (ipa_create_node_params): Removed.
14316 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14317 (ipa_free_node_params_substructures): New function.
14318 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14320 (ipa_edge_removal_hook): New function.
14321 (ipa_node_removal_hook): New function.
14322 (duplicate_array): New function.
14323 (ipa_edge_duplication_hook): New function.
14324 (ipa_node_duplication_hook): New function.
14325 (ipa_register_cgraph_hooks): New function.
14326 (ipa_unregister_cgraph_hooks): New function.
14327 (free_all_ipa_structures_after_ipa_cp): New function.
14329 * ipa-prop.h: Include vec.h.
14330 (ipa_node_params_t): New typedef with vector types for it.
14331 (ipa_edge_args_t): New typedef with vector types for it.
14332 (IPA_NODE_REF): Changed to access an on-the-side vector.
14333 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14334 (ipa_check_create_node_params): New function.
14335 (ipa_check_create_edge_args): New function.
14337 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14340 2008-07-07 Tom Tromey <tromey@redhat.com>
14342 * configure, config.in: Rebuilt.
14343 * configure.ac: Don't check for scandir or alphasort.
14345 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14347 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14348 types immediately after creating them.
14350 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14352 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14354 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14356 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14357 dump_constraint_graph.
14358 (dump_constraint_edge): New function.
14359 (dump_constraint_graph): New function.
14360 (debug_constraint_graph): New function.
14361 (dump_constraint): Removed useless comparison.
14362 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14363 (dump_constraint_graph): Declare.
14364 (debug_constraint_graph): Declare.
14365 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14367 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14369 * config/i386/i386.c (is_va_list_char_pointer): New.
14370 (ix86_va_start): Replace compare with ms_va_list_type_node
14371 by is_va_list_char_pointer.
14372 (ix86_gimplify_va_arg): Likewise.
14374 2008-07-07 Martin Jambor <mjambor@suse.cz>
14376 * cgraph.c (cgraph_edge_max_uid): New variable.
14377 (struct cgraph_edge_hook_list): New type.
14378 (struct cgraph_node_hook_list): New type.
14379 (struct cgraph_2edge_hook_list): New type.
14380 (struct cgraph_2node_hook_list): New type.
14381 (first_cgraph_edge_removal_hook): New variable.
14382 (first_cgraph_node_removal_hook): New variable.
14383 (first_cgraph_edge_duplicated_hook): New variable.
14384 (first_cgraph_node_duplicated_hook): New variable.
14385 (cgraph_add_edge_removal_hook): New function.
14386 (cgraph_remove_edge_removal_hook): New function.
14387 (cgraph_call_edge_removal_hooks): New function.
14388 (cgraph_add_node_removal_hook): New function.
14389 (cgraph_remove_node_removal_hook): New function.
14390 (cgraph_call_node_removal_hooks): New function.
14391 (cgraph_add_edge_duplication_hook): New function.
14392 (cgraph_remove_edge_duplication_hook): New function.
14393 (cgraph_call_edge_duplication_hooks): New function.
14394 (cgraph_add_node_duplication_hook): New function.
14395 (cgraph_remove_node_duplication_hook): New function.
14396 (cgraph_call_node_duplication_hooks): New function.
14397 (cgraph_create_edge): Assign to edge uid.
14398 (cgraph_remove_edge): Call edge removal hooks.
14399 (cgraph_node_remove_callees): Call edge removal hooks.
14400 (cgraph_node_remove_callers): Call edge removal hooks.
14401 (cgraph_remove_node): Call node removal hooks.
14402 (cgraph_clone_edge): Call edge duplication hooks.
14403 (cgraph_clone_node): Call node duplication hooks.
14405 * cgraph.h (cgraph_edge): New field uid.
14406 (cgraph_edge_hook): New type.
14407 (cgraph_node_hook): New type.
14408 (cgraph_2edge_hook): New type.
14409 (cgraph_2node_hook): New type.
14411 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14413 * config.in: Regenerate.
14415 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14417 * gcc.c (print_sysroot): New.
14418 (option_map, display_help, process_command): Handle the
14419 -print-sysroot option.
14420 (main): Print the sysroot if requested.
14421 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14423 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14426 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14428 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14430 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14431 (assign_parm_setup_block_p): Also check mode of entry_parm.
14433 2008-07-07 Richard Guenther <rguenther@suse.de>
14435 * tree-ssa-structalias.h (set_used_smts): Remove.
14436 * tree-ssa-structalias.c (used_smts): Likewise.
14437 (set_used_smts): Likewise.
14438 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14439 call to set_used_smts.
14441 2008-07-07 Richard Guenther <rguenther@suse.de>
14443 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14444 (new_var_info): Set it to false.
14445 (solution_set_add): Correctly handle pointers outside a var and
14447 (type_safe): Treat variables with is_full_var properly.
14448 (do_sd_constraint): Likewise.
14449 (do_ds_constraint): Likewise.
14450 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14451 (get_constraint_for_ptr_offset): New function.
14452 (get_constraint_for_component_ref): For addresses at least include
14453 the last field of the variable. Handle is_full_vars properly.
14454 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14455 (handle_ptr_arith): Remove.
14456 (find_func_aliases): Simplify assignment handling.
14457 (create_function_info_for): For parameter and result varinfos set
14459 (create_variable_info_for): Set is_full_var flag whenever we
14460 just created a single varinfo for a decl.
14461 (init_alias_vars): Initialize use_field_sensitive from
14462 max-fields-for-field-sensitive parameter.
14464 2008-07-07 Richard Guenther <rguenther@suse.de>
14466 PR tree-optimization/36713
14467 * tree-flow-inline.h (is_call_used): New function.
14468 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14469 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14470 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14472 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14474 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14476 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14478 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14480 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14481 Nathan Sidwell <nathan@codesourcery.com>
14483 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14484 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14486 * config/m68k/t-linux: New.
14487 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14490 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14492 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14493 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14496 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14498 * gcc.c (execute): Fix -Wc++-compat warning.
14500 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14503 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14504 constant for little endian.
14506 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14508 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14509 mips_base_mips16 instead of TARGET_MIPS16.
14510 (mips_base_mips16): Declare.
14511 * config/mips/mips.c (mips_base_mips16): Make global.
14512 (was_mips16_p): Remove GTY marker.
14513 (was_mips16_pch_p): New variable.
14514 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14515 (mips_override_options): Force to non-MIPS16 mode initially.
14516 Do not complain about MIPS16 PIC incompatibilities here.
14517 Only allow -mgpopt if -mexplicit-relocs is in force for
14520 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14522 * configure.ac: Check for caddr_t, define to char * if not defined.
14523 * configure: Regenerate.
14524 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14525 (mmap_gt_pch_use_address): Likewise.
14526 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14528 2008-07-06 Richard Guenther <rguenther@suse.de>
14530 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14531 (new_var_info): Deal with it.
14532 (solution_set_add): Likewise.
14533 (bitpos_of_field): Make signed, fix.
14534 (struct fieldoff): Remove type and decl fields. Make size field
14535 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14537 (fieldoff_compare): Deal with it.
14538 (push_fields_onto_fieldstack): Remove has_union argument, glob
14539 adjacent non-pointer fields together.
14540 (create_function_info_for): Do not set has_union.
14541 (create_variable_info_for): Simplify.
14543 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14545 * config.gcc (extra_headers): Add cross-stdarg.h for target
14546 x86_64-*-* and i?86-*-*.
14547 * config/i386/cross-stdarg.h: New.
14548 * builtins.c (std_fn_abi_va_list): New.
14549 (std_canonical_va_list_type): New.
14550 (stabilize_va_list): Replace va_list_type_node use by
14551 mtarget.canonical_va_list_type.
14552 (gimplify_va_arg_expr): Likewise.
14553 (expand_builtin_va_copy): Replace va_list_type_node use by
14554 mtarget.fn_abi_va_list.
14555 * tree-sra.c (is_va_list_type): New helper.
14556 (decl_can_be_decomposed_p): Replace
14557 va_list_type_node use by is_va_list_type.
14558 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14559 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14560 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14561 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14562 (ix86_enum_va_list): New.
14563 * config/i386/i386.c (sysv_va_list_type_node): New.
14564 (ms_va_list_type_node): New.
14565 (ix86_function_type_abi): Remove sorry.
14566 (ix86_build_builtin_va_list_abi): New.
14567 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14568 for 64-bit targets.
14569 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14570 (ix86_init_builtins_va_builtins_abi): New.
14571 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14572 for 64-bit targets.
14573 (ix86_handle_abi_attribute): New.
14574 (attribute_spec): Add sysv_abi and ms_abi.
14575 (ix86_fn_abi_va_list): New.
14576 (ix86_canonical_va_list_type): New.
14577 (ix86_enum_va_list): New.
14578 (TARGET_FN_ABI_VA_LIST): New.
14579 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14580 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14581 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14582 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14583 (TARGET_ENUM_VA_LIST): New.
14584 * expr.h (std_fn_abi_va_list): New.
14585 (std_canonical_va_list_type): New.
14586 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14587 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14588 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14589 TARGET_CANONICAL_VA_LIST_TYPE.
14590 * target.h (struct gcc_target): Add fn_abi_va_list hook
14591 and canonical_va_list_type hook.
14593 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14595 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14596 integral and pointer types.
14598 2008-07-04 Roger Sayle <roger@eyesopen.com>
14600 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14601 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14603 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14606 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14608 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14610 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14611 build_gimple_modify_stmt.
14612 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14613 gimple operand. Use fold_build* instead of build*.
14615 2008-07-04 Richard Guenther <rguenther@suse.de>
14617 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14618 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14619 properly to compute the reachability set if we do field-sensitive PTA.
14620 * invoke.texi (max-fields-for-field-sensitive): Document default.
14621 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14622 100 for optimize >= 2.
14624 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14626 * ggc-zone.c (lookup_page_table_if_allocated,
14627 set_page_table_entry, zone_find_object_size, alloc_small_page,
14628 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14629 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14630 -Wc++-compat and/or -Wcast-qual warnings.
14632 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14635 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14636 pic_offset_table_rtx to be marked as used here.
14637 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14638 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14639 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14640 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14641 !TARGET_SECURE_PLT.
14643 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14645 * alloc-pool.c (hash_descriptor, eq_descriptor,
14646 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14647 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14649 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14650 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14651 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14652 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14655 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14657 * tree-flow.h (loop_only_exit_p): Declare.
14658 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14659 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14660 the number of iterations if it is constant. Otherwise, if this is the
14661 only possible exit of the loop, use the conservative estimate on the
14662 number of iterations of the entire loop if available.
14664 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14666 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14667 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14668 Add synchronization functions.
14669 * config/sync.c: New file.
14670 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14671 (LIBGCC_SYNC_CFLAGS): Likewise.
14673 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14676 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14677 (*pushtf_sse): New insn pattern.
14678 (pushtf splitters): New splitters.
14680 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14682 PR middle-end/35736
14683 * predict.c (build_predict_expr): Use void_type_node for the tree
14684 type, instead of NULL_TREE.
14686 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14688 * config/i386/i386.c (contains_aligned_value_p): Return true
14690 (ix86_data_alignment): Align TCmode to 128bits.
14691 (ix86_local_alignment): Likewise.
14693 2008-07-03 Andrew Haley <aph@redhat.com>
14696 * vec.h (VEC_TA): New.
14697 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14698 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14699 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14700 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14701 (C_COMMON_FIXED_TYPES): Remove first arg.
14702 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14703 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14704 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14705 not to use empty macro arguments.
14707 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14709 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14710 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14711 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14712 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14713 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14714 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14715 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14716 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14717 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14718 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14719 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14720 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14721 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14722 config/rs6000/e500crtres64gpr.asm,
14723 config/rs6000/e500crtres64gprctr.asm,
14724 config/rs6000/e500crtrest32gpr.asm,
14725 config/rs6000/e500crtrest64gpr.asm,
14726 config/rs6000/e500crtresx32gpr.asm,
14727 config/rs6000/e500crtresx64gpr.asm,
14728 config/rs6000/e500crtsav32gpr.asm,
14729 config/rs6000/e500crtsav64gpr.asm,
14730 config/rs6000/e500crtsav64gprctr.asm,
14731 config/rs6000/e500crtsavg32gpr.asm,
14732 config/rs6000/e500crtsavg64gpr.asm,
14733 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14734 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14735 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14736 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14737 config/sparc/sol2-cn.asm: Remove .file directives.
14739 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14741 * resource.c (mark_referenced_resources): Look inside
14742 UNSPEC_VOLATILEs and ASM_INPUTs.
14744 2008-07-02 Ian Lance Taylor <iant@google.com>
14746 * rtlanal.c (add_reg_note): New function.
14747 * rtl.h (add_reg_note): Declare.
14748 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14749 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14750 * builtins.c (expand_builtin_longjmp): Likewise.
14751 (expand_builtin_nonlocal_goto): Likewise.
14752 * calls.c (emit_call_1, expand_call): Likewise.
14753 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14754 * cfglayout.c (fixup_reorder_chain): Likewise.
14755 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14756 (commit_one_edge_insertion): Likewise.
14757 * combine.c (move_deaths, distribute_notes): Likewise.
14758 * df-problems.c (df_set_note): Likewise.
14759 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14760 (set_unique_reg_note): Likewise.
14761 (emit_copy_of_insn_after): Likewise.
14762 * expr.c (expand_expr_real): Likewise.
14763 * gcse.c (add_label_notes): Likewise.
14764 * haifa-sched.c (create_check_block_twin): Likewise.
14765 * jump.c (mark_jump_label_1): Likewise.
14766 * loop-doloop.c (add_test, doloop_modify): Likewise.
14767 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14768 * lower-subreg.c (move_eh_region_note): Likewise.
14769 * optabs.c (emit_libcall_block): Likewise.
14770 * predict.c (predict_insn): Likewise.
14771 (combine_predictions_for_insn): Likewise.
14772 * recog.c (peephole2_optimize): Likewise.
14773 * regmove.c (try_auto_increment): Likewise.
14774 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14775 * reload.c (find_reloads): Likewise.
14776 * reload1.c (fixup_eh_region_note): Likewise.
14777 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14778 * reorg.c (delete_prior_computation): Likewise.
14779 (delete_computation, dbr_schedule): Likewise.
14780 * config/pa/pa.c (legitimize_pic_address): Likewise.
14781 * config/sh/sh.c (sh_reorg): Likewise.
14783 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14786 * config/libgcc-glibc.ver: Add %exclude.
14787 * config/m32r/libgcc-glibc.ver: Likwise.
14788 * config/s390/libgcc-glibc.ver: Likwise.
14789 * config/sh/libgcc-glibc.ver: Likwise.
14790 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14792 * config/i386/libgcc-glibc.ver: New.
14794 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14796 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14798 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14799 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14800 i[34567]86-*-linux*, x86_64-*-linux*. Add
14801 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14802 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14803 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14804 i[34567]86-*-linux*, x86_64-*-linux*.
14806 * libgcc-std.ver: Add empty GCC_4.4.0.
14808 * mkmap-symver.awk: Support multiple versions per symbol.
14810 * config/i386/i386.c (ix86_init_builtins): Always define
14811 __builtin_fabsq and __builtin_copysignq with fallbacks.
14812 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14813 and __builtin_copysignq if SSE2 isn't available.
14815 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14816 (LIBGCC2_TF_CEXT): Likwise.
14817 (TF_SIZE): Likwise.
14819 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14821 * config/i386/sfp-machine.h: Moved to libgcc.
14823 * config/i386/sfp-machine.h: New.
14824 * config/i386/t-linux: Likwise.
14826 * config/i386/t-darwin: Remove softfp_wrap_start and
14828 * config/i386/t-darwin64: Likewise.
14830 * config/i386/t-fprules-softfp64: Renamed to ...
14831 * config/i386/t-fprules-softfp: This.
14833 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14834 and softfp_wrap_end.
14836 2008-07-02 Jason Merrill <jason@redhat.com>
14838 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14840 * tree.c (ctor_to_list): New fn.
14841 * tree.h: Declare it.
14842 (CONSTRUCTOR_ELT): New macro.
14843 (CONSTRUCTOR_NELTS): New macro.
14845 2008-07-02 Richard Guenther <rguenther@suse.de>
14847 * tree-ssa-structalias.c (struct variable_info): Reorder
14848 to fill padding on 64bit hosts. Make collapsed_to an int.
14849 (get_varinfo_fc): Deal with that.
14850 (new_var_info): Likewise.
14851 (collapse_rest_of_var): Likewise.
14853 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14855 * doc/install.texi (--enable-java-home): Document.
14856 (--enable-aot-compile-rpm): Likewise.
14857 (--with-arch-directory): Likewise.
14858 (--with-os-directory): Likewise.
14859 (--with-origin-name): Likewise.
14860 (--with-arch-suffix): Likewise.
14861 (--with-jvm-root-dir): Likewise.
14862 (--with-jvm-jar-dir): Likewise.
14863 (--with-python-dir): Likewise.
14865 2008-07-02 Richard Guenther <rguenther@suse.de>
14867 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14868 from decls explicitly. Merge operand checking from tuples.
14870 2008-07-02 Martin Jambor <mjambor@suse.cz>
14872 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14874 2008-07-02 Martin Jambor <mjambor@suse.cz>
14876 * tree-switch-conversion.c: Included timevar.h
14877 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14879 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14881 2008-07-02 Martin Jambor <mjambor@suse.cz>
14883 * tree-switch-conversion.c: Corrected various comments and
14885 (build_constructors): Fixed minor formatting mistakes.
14887 * invoke.texi (Optimize Options): Corrected the
14888 switch-conversion-max-branch-ratio parameter.
14890 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14892 * final.c (asm_insn_count): Return zero for an empty asm body.
14894 2008-07-02 Richard Guenther <rguenther@suse.de>
14896 * bitmap.h (bitmap_set_bit): Return bool.
14897 (bitmap_clear_bit): Likewise.
14898 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14899 write to the bitmap if it would.
14900 (bitmap_clear_bit): Likewise.
14901 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14902 bitmap_set_bit return value.
14903 (add_pred_graph_edge): Likewise.
14904 (add_graph_edge): Likewise.
14905 (do_sd_constraint): Likewise.
14906 (do_ds_constraint): Likewise.
14908 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14910 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14911 Fix -Wc++-compat and/or -Wcast-qual warnings.
14912 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14913 gen_regparm_prefix): Likewise.
14914 * vmsdbgout.c (write_modbeg, lookup_filename,
14915 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14917 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14919 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14920 defaults.h definition apply.
14922 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14924 * function.c (assign_parm_remove_parallels): New.
14925 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14927 (assign_parm_setup_block): Do not handle them.
14928 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14929 assign_parm_remove_parallels.
14931 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14933 * c-typeck.c (convert_for_assignment): Use
14934 vector_targets_convertible_p.
14935 * c-common.c (vector_targets_convertible_p): New.
14936 * c-common.h (vector_targets_convertible_p): New prototype.
14937 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14938 opaque_p_V2SI_type_node.
14940 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14942 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14945 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14947 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14948 TFmode constants via two element DImode vector for hosts with
14949 HOST_BITS_PER_WIDE_INT < 64.
14950 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14951 also for HOST_BITS_PER_WIDE_INT < 64.
14953 2008-07-01 Richard Guenther <rguenther@suse.de>
14955 PR tree-optimization/36666
14956 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14957 (get_constraint_exp_from_ssa_var): Split into ...
14958 (get_constraint_exp_for_temp): ... this ...
14959 (get_constraint_for_ssa_var): ... and that.
14960 Return constraint expressions for all touched sub-fields
14961 if the results address is not taken.
14962 (process_constraint): Remove assertion that aggregate
14963 assignments do not happen at this place.
14964 (get_constraint_for_component_ref): Add address_p argument.
14965 Return constraint expressions for all touched sub-fields
14966 if the results address is not taken.
14967 (do_deref): Use get_constraint_exp_for_temp.
14968 (get_constraint_for_1): Rename from ...
14969 (get_constraint_for): ... this. Add the old function as wrapper.
14970 (do_structure_copy): Use get_constraint_for_1.
14972 2008-07-01 Martin Jambor <mjambor@suse.cz>
14974 * Makefile.in (tree-switch-conversion.o): Add.
14975 (OBJS-common): Add tree-swtch-conversion.o.
14976 * passes.c (init_optimization_passes): Add pass_convert_switch.
14977 * tree-pass.h (pass_convert_switch): Add.
14978 * tree-switch-conversion.c: New file.
14979 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14980 * common.opt (ftree-cswtch): New option.
14981 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14982 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14983 * opts.c (decode_options): Set flag_tree_switch_conversion when
14984 optimization level is >= 2.
14985 * doc/invoke.texi (Optimize Options): Added description of
14986 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14988 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14990 * config/darwin-driver.c (darwin_default_min_version): Fix
14991 -Wc++-compat warnings.
14993 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14998 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
15000 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
15002 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
15004 PR rtl-optimization/34744
15005 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
15006 (df_scan_free_internal): Free data structures not
15007 allocated in storage pools.
15008 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
15009 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
15010 df_scan_free_mws_vec.
15011 * dse.c (dse_step6): Free offset_map_p and offset_map_n
15014 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
15016 * config/i386/i386.c (contains_aligned_value_p): Return true
15018 (ix86_function_arg_boundary): Return its natural boundary
15020 (return_in_memory_32): Don't check TDmode.
15021 (ix86_split_to_parts): Support splitting into 4 parts and
15022 support TFmode for 32bit target.
15023 (ix86_split_long_move): Support splitting into 4 parts.
15024 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
15026 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
15027 (ix86_init_builtins): Here.
15028 (ix86_scalar_mode_supported_p): Always return true for TFmode.
15029 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
15030 'q' and 'w', respectively.
15032 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
15034 (movtf_internal): Likewise.
15035 (<code>tf2): Likewise.
15036 (*absnegtf2_sse): Likewise.
15037 (copysign<mode>3): Likewise.
15038 (copysign<mode>3_const): Likewise.
15039 (copysign<mode>3_var): Likewise.
15040 (define_split UNSPEC_COPYSIGN): Likewise.
15041 * config/i386/sse.md (*nandtf3): Likewise.
15042 (<code>tf3): Likewise.
15043 (*<code>tf3): Likewise.
15045 2008-06-30 Joey Ye <joey.ye@intel.com>
15046 H.J. Lu <hongjiu.lu@intel.com>
15048 * global.c (compute_regsets): Set frame_pointer_needed here.
15049 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15051 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15053 * doc/install.texi (specific): Expand Windows build notes.
15055 2008-06-30 Ira Rosen <irar@il.ibm.com>
15057 PR tree-optimization/36648
15058 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15059 number of prolog iterations by step. Fix the comment.
15061 2008-06-30 Richard Guenther <rguenther@suse.de>
15063 PR middle-end/36671
15064 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15065 handle calls from ECF_MALLOC functions.
15066 (handle_pure_call): ECF_MALLOC functions do not return
15068 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15070 2008-06-29 Andreas Schwab <schwab@suse.de>
15072 * config/m68k/m68k.c (print_operand): Always print a float
15074 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15075 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15078 * config/rs6000/x-linux64: Remove never used file.
15080 2008-06-29 Richard Guenther <rguenther@suse.de>
15082 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15084 (struct alias_info): Move ...
15085 * tree-ssa-alias.c: ... here.
15086 (update_alias_info): Declare.
15087 (compute_may_aliases): Call it.
15088 (update_alias_info): New function.
15089 * tree-ssa-structalias.c (update_alias_info): Move ...
15090 * tree-ssa-alias.c (update_alias_info_1): ... here.
15091 * tree-ssa-structalias.c (process_constraint_1): Remove
15092 unused from_call argument. Rename to ...
15093 (process_constraint): ... this. Delete old wrapper.
15094 (make_constraint_to): Adjust callers.
15095 (handle_const_call): Likewise.
15096 (handle_pure_call): Likewise.
15097 (init_base_vars): Likewise.
15098 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15099 (find_func_aliases): We don't need structure copies for
15101 (make_constraint_from_anything): Remove.
15102 (create_variable_info_for): For globals make constraints
15103 from escaped, not from anything.
15104 (compute_points_to_sets): Do not call update_alias_info.
15105 (ipa_pta_execute): Use make_constraint_from.
15107 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15109 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15110 (bitmap.o-warn, dominance.o-warn): New.
15111 * configure.ac (cxx_compat_warn): Delete.
15112 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15113 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15115 * configure: Regenerate.
15117 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15120 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15122 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15123 * df-scan.c (df_notes_rescan): Likewise.
15124 * ggc-page.c (set_page_table_entry): Likewise.
15125 * intl.c (gcc_gettext_width): Likewise.
15126 * varasm.c (get_unnamed_section, get_noswitch_section,
15127 get_section): Likewise.
15129 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
15131 * regrename.c (build_def_use): Don't copy RTX.
15133 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15135 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15136 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15137 punctuation. Use @ref instead of @xref.
15138 (Function Names): Remove stray @display/@end display.
15139 (C++ Attributes): Use @ref instead of @xref.
15140 (Deprecated Features): Fix punctuation around @xref.
15141 (Backwards Compatibility): Likewise.
15142 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15144 2008-06-28 Joseph Myers <joseph@codesourcery.com>
15146 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15147 constants for E500 double.
15149 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15151 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15152 element type of const_vector.
15154 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
15156 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15157 Remove FLAGS_REG clobber from expander pattern.
15158 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15159 (anddi3, andsi3, andhi3, andqi3): Ditto.
15160 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15161 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15162 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15163 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15164 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15165 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15166 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15167 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15169 2008-06-28 Richard Guenther <rguenther@suse.de>
15171 * tree-ssa-structalias.c (callused_id, var_callused,
15172 callused_tree): Add.
15173 (handle_pure_call): New function.
15174 (find_func_aliases): Call it.
15175 (find_what_p_points_to): Handle the call-used set.
15176 (clobber_what_escaped): Likewise.
15177 (compute_call_used_vars): New function.
15178 (init_base_vars): Init the call-used variable.
15179 (do_sd_constraint): Do not propagate the solution from CALLUSED
15180 but use CALLUSED as a placeholder.
15181 (solve_graph): Likewise.
15182 * tree-flow-inline.h (gimple_call_used_vars): New function.
15183 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15184 (compute_call_used_vars): Declare.
15185 * tree-ssa-alias.c (set_initial_properties): Call
15186 compute_call_used_vars.
15187 (reset_alias_info): Clear call-used variables.
15188 (add_call_clobber_ops): Assert we are not called for const/pure
15189 functions. Remove handling of them.
15190 (add_call_read_ops): Handle pure functions by adding the
15191 call-used set of variables as VUSEs.
15192 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15193 (delete_tree_ssa): Free it.
15194 * tree-dfa.c (remove_referenced_var): Clear the var from the
15197 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15199 * tree.c (build_varargs_function_type_list): New.
15200 (build_function_type_list_1): New.
15201 (build_function_type_list): Use build_function_type_list_1.
15202 * tree.h (build_varargs_function_type_list): New.
15204 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15207 * config/spu/spu.c (spu_builtin_splats): Do not generate
15208 invalid CONST_VECTOR expressions.
15209 (spu_expand_vector_init): Likewise.
15211 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15213 * optabs.c (libfunc_decls): New variable.
15214 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15215 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15216 for the same function twice.
15218 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15220 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15221 ix86_expand_binary_operator directly.
15222 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15224 (*ashrti3_1): Ditto.
15225 (*lshrti3_1): Ditto.
15226 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15227 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15228 using only one splitter. Conditionaly execute splitter before or
15229 after peephole2 pass.
15230 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15231 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15232 Use only one alternative in asm template.
15233 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15235 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15236 "J" operand constraint for operand 2.
15237 (*ashldi3_cconly_rex64): Ditto.
15238 (*ashrdi3_cmp_rex64): Ditto.
15239 (*ashrdi3_cconly_rex64): Ditto.
15240 (*lshrdi3_cmp_rex64): Ditto.
15241 (*lshrdi3_cconly_rex64): Ditto.
15242 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15243 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15244 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15247 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15249 * gimplify.c (omp_is_private): Don't return true if decl is not
15250 already private on #pragma omp for or #pragma omp parallel for.
15253 * tree-cfg.c (struct move_stmt_d): Replace block field with
15254 orig_block and new_block fields.
15255 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15256 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15257 (move_block_to_fn): Replace vars_map and new_label_map arguments
15258 with struct move_stmt_d pointer.
15259 (replace_block_vars_by_duplicates): New function.
15260 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15261 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15262 all subblocks of ORIG_BLOCK to the new function. Call
15263 replace_block_vars_by_duplicates.
15264 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15265 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15266 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15267 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15268 (expand_omp): Temporarily set input_location to the location of
15269 region's controlling stmt.
15270 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15271 BIND_EXPR, push ctx->block_vars and gimplification vars into
15272 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15273 into dest function.
15274 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15275 there are any BLOCK_VARS.
15276 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15277 OMP_PARALLEL or OMP_TASK stmt.
15278 (lower_omp): Save and restore input_location around the lower_omp_1
15281 2008-06-27 Richard Guenther <rguenther@suse.de>
15283 PR tree-optimization/36400
15284 PR tree-optimization/36373
15285 PR tree-optimization/36344
15286 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15287 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15288 (update_alias_info): Remove call clobbering code.
15289 (make_constraint_to): New helper function.
15290 (make_escape_constraint): Likewise.
15291 (handle_rhs_call): Use it on all pointer containing arguments.
15292 Also mark the static chain escaped.
15293 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15294 instead of ANYTHING.
15295 (make_constraint_from): New helper split out from ...
15296 (make_constraint_from_anything): ... here.
15297 (find_func_aliases): Add constraints for escape sites.
15298 (intra_create_variable_infos): Make constraints from NONLOCAL
15300 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15302 (clobber_what_p_points_to): Remove.
15303 (clobber_what_escaped): New function.
15304 (init_base_vars): Init NONLOCAL and ESCAPED.
15305 (do_sd_constraint): Do not propagate the solution from ESCAPED
15306 but use ESCAPED as a placeholder.
15307 (solve_graph): Likewise.
15308 * tree-flow.h (clobber_what_p_points_to): Remove.
15309 (clobber_what_escaped): Declare.
15310 * tree-ssa-alias.c (set_initial_properties): Call it.
15311 Remove code clobbering escaped pointers.
15313 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15315 * function.c (allocate_struct_function): Only allocate a unique
15316 funcdef_no if the decl is nonzero.
15318 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15320 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15321 * config/mips/mips.c (mips_split_const_insns): New function.
15322 * config/mips/mips.md (move_type): New attribute.
15323 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15324 (dword_mode): New attribute.
15325 (type): Avoid long line. Map "move_type"s to "type"s,
15326 choosing "multi" for doubleword moves if appropriate.
15327 Swap MTC/MFC comments to match their declaration order.
15328 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15329 "type" is "branch" or "jal" is "direct".
15330 (length): Handle "extended_mips16" first. Make the default
15331 "0" for "ghost" instructions. Set the length from "move_type".
15332 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15333 of "type", with "sll0" for the register alternative. Remove the
15334 "extended_mips16" attribute.
15335 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15336 of "type", with "shift_shift" for the register alternative.
15337 Remove the "length" attribute.
15338 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15339 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15340 of "type", with "andi" for the register alternative.
15341 (*zero_extendqihi2): Likewise.
15342 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15343 of "andi" instead of a "type" of "arith".
15344 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15346 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15347 (mov_<store>r, *mov<mode>_ra): Likewise.
15348 (extendsidi2): Use "move_type" instead of "type", with "move"
15349 for the register alternative.
15350 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15351 of "type", with "signext" for the register alternative.
15352 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15353 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15354 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15355 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15356 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15357 (unnamed branch insn): Likewise.
15358 (*movdi_gp32_fp64): Fold into...
15359 (*movdi_32bit): ...here.
15360 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15361 (*movdf_hardfloat): ...this new pattern.
15362 (*movdf_softfloat): Remove redundant FPR alternatives.
15363 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15364 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15365 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15366 the "move" attribute.
15367 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15368 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15369 and "store" for COP loads and stores.
15370 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15371 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15372 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15373 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15374 (*movtf_mips16, *movv2sf): Likewise.
15375 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15376 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15377 (mfhc1<mode>): Use "move_type" instead of "move".
15378 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15379 (loadgp_blockage): Remove the "length" attribute.
15380 (blockage, set_got_version, update_got_version): Likewise.
15381 (call_internal): Remove the "extended_mips16" attribute.
15382 (call_value_internal, call_value_multiple_internal): Likewise.
15383 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15385 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15386 the "length" attribute.
15388 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15390 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15391 -Wcast-qual warnings.
15392 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15393 handle_pragma_pop_macro): Likewise.
15394 * collect2.c (resolve_lib_name): Likewise.
15395 * config/arc/arc.c (arc_init): Likewise.
15396 * config/arm/arm.c (neon_builtin_compare,
15397 locate_neon_builtin_icode): Likewise.
15398 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15399 * config/bfin/bfin.c (bfin_init_machine_status,
15400 bfin_optimize_loop): Likewise.
15401 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15402 * config/cris/cris.c (cris_init_expanders): Likewise.
15403 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15404 * config/darwin.c (machopic_indirection_eq,
15405 machopic_indirection_name, machopic_output_indirection): Likewise.
15406 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15407 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15408 frv_optimize_membar): Likewise.
15409 * config/i386/cygwin.h (mingw_scan,
15410 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15411 * config/i386/cygwin1.c (mingw_scan): Likewise.
15412 * config/i386/i386.c (machopic_output_stub): Likewise.
15413 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15414 i386_pe_unique_section): Likewise.
15415 * config/ia64/ia64.c (ia64_init_machine_status,
15416 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15418 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15419 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15420 * config/m68k/m68k.c (m68k_handle_option,
15421 m68k_sched_md_init_global): Likewise.
15422 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15423 mcore_unique_section): Likewise.
15424 * config/mips/mips.c (mips_block_move_straight,
15425 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15427 * config/mmix/mmix.c (mmix_init_machine_status,
15428 mmix_encode_section_info): Likewise.
15429 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15430 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15431 print_operand_address, output_toc, redefine_groups,
15432 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15433 * config/s390/s390.c (s390_init_machine_status): Likewise.
15434 * config/score/score.c (score_block_move_straight,
15435 score_block_move_loop_body): Likewise.
15436 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15437 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15438 * emit-rtl.c (find_auto_inc): Likewise.
15439 * gcc.c (translate_options, process_command): Likewise.
15440 * reorg.c (dbr_schedule): Likewise.
15441 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15442 * xcoffout.c (xcoffout_declare_function): Likewise.
15444 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15446 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15447 ipa-pta working again.
15449 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15451 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15454 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15456 * config.gcc (powerpc*-*-*): Add new core e500mc.
15457 * config/rs6000/e500mc.md: New file.
15458 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15460 (rs6000_override_options): Add e500mc case to
15461 processor_target_table. Altivec and Spe options not allowed
15462 with e500mc. Add isel instruction to e500mc by
15463 default. Initialize rs6000_cost for e500mc.
15464 (rs6000_issue_rate): Set issue rate for e500mc.
15465 * config/rs6000/rs6000.h (processor_type): Add
15466 PROCESSOR_PPCE500MC.
15467 (ASM_CPU_SPEC): Add e500mc.
15468 Set TARGET_ISEL to rs6000_isel.
15469 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15470 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15471 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15473 * doc/invoke.texi: Add e500mc to list of cpus.
15475 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15478 * c-lex.c (lex_charconst): Initialize unsignedp.
15480 2008-06-27 Olivier Hainque <hainque@adacore.com>
15482 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15483 documented assumptions.
15485 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15487 * dwarf2out.c: Remove trailing white spaces. Break long line
15490 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15492 * libfuncs.h (LTI_synchronize): New libfunc_index.
15493 (synchronize_libfunc): Declare.
15494 * builtins.c (expand_builtin_synchronize): Consider using
15495 synchronize_libfunc before falling back on an asm blockage.
15496 * config/mips/mips.c: Include libfuncs.h
15497 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15499 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15501 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15502 parameter. Copy stack_reg to r11 where appropriate.
15503 (no_global_regs_above): Add gpr parameter.
15504 (rs6000_stack_info): Only add padding for SPE save area if we
15505 are saving SPE GPRs and CR.
15506 (saveres_routine_syms): New variable.
15507 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15509 (rs6000_savres_routine_sym): New function.
15510 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15512 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15513 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15514 Tweak FPR out-of-line saving.
15515 (rs6000_make_savres_rtx): New function.
15516 (rs6000_use_multiple_p): New function.
15517 (rs6000_savres_strategy): New function.
15518 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15519 out-of-line if appropriate.
15520 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15521 if we are optimizing for size.
15522 (GP_SAVE_INLINE): Define.
15523 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15524 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15525 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15526 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15527 (*save_fpregs_<mode>): Add use of r11.
15528 (*restore_gpregs_<mode>): New insn.
15529 (*return_and_restore_gpregs_<mode>): New insn.
15530 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15532 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15533 (*restore_gpregs_spe): New insn.
15534 (*return_and_restore_gpregs_spe): New insn.
15535 * config/rs6000/predicates.md (save_world_operation): Fix check.
15537 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15539 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15540 this point, so assert that.
15542 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15544 * cfganal.c: Include vec.h and vecprim.h.
15545 (compute_idf): Import from...
15546 * tree-into-ssa (compute_idf): ...here.
15547 * basic-block.h (compute_idf): Export.
15549 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15551 * c-decl.c (merge_decls): Use !current_function_decl to check for
15552 extern declaration of C99 inline function being at file scope.
15554 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15556 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15558 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15560 * alias.c (record_alias_subset, init_alias_analysis): Fix
15561 -Wc++-compat and/or -Wcast-qual warnings.
15562 * attribs.c (lookup_attribute_spec): Likewise.
15563 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15564 copy_bb, connect_traces,
15565 find_rarely_executed_basic_blocks_and_cr): Likewise.
15566 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15567 note_btr_set, migrate_btr_defs): Likewise.
15568 * builtins.c (result_vector, expand_builtin_memcpy,
15569 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15570 builtin_memset_read_str, expand_builtin_printf,
15571 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15573 * caller-save.c (mark_set_regs): Likewise.
15574 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15575 * cgraph.c (cgraph_edge): Likewise.
15576 * combine.c (likely_spilled_retval_1): Likewise.
15577 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15578 htab_counts_entry_del, get_coverage_counts): Likewise.
15579 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15580 new_cselib_val): Likewise.
15581 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15582 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15584 * df-core.c (df_compact_blocks): Likewise.
15585 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15586 * df-scan.c (df_grow_reg_info, df_ref_create,
15587 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15588 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15589 df_record_entry_block_defs, df_record_exit_block_uses,
15590 df_bb_verify): Likewise.
15591 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15592 DF_REF_EXTRACT_MODE_CONST): New.
15593 * dominance.c (get_immediate_dominator, get_dominated_by,
15594 nearest_common_dominator, root_of_dom_tree,
15595 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15596 -Wc++-compat and/or -Wcast-qual warnings.
15597 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15598 record_store, replace_read, check_mem_read_rtx, scan_insn,
15599 dse_step1, dse_record_singleton_alias_set): Likewise.
15600 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15602 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15604 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15605 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15606 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15607 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15608 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15609 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15610 file_name_acquire, output_file_names, add_const_value_attribute,
15611 premark_used_types_helper, file_table_eq, file_table_hash,
15612 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15613 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15614 -Wcast-qual warnings.
15615 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15616 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15617 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15618 gen_reg_rtx, start_sequence, init_emit): Likewise.
15619 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15620 * except.c (init_eh_for_function, gen_eh_region,
15621 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15622 arh_to_landing_pad, arh_to_label, add_action_record,
15623 add_call_site, switch_to_exception_section): Likewise.
15624 * expmed.c (synth_mult): Likewise.
15625 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15626 store_expr): Likewise.
15627 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15629 * function.c (assign_stack_temp_for_type,
15630 allocate_struct_function, match_asm_constraints_1): Likewise.
15631 * gcov-io.c (gcov_allocate): Likewise.
15632 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15633 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15634 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15635 record_one_set, insert_expr_in_table, insert_set_in_table,
15636 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15637 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15638 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15639 -Wcast-qual warnings.
15641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15643 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15644 -Wcast-qual warnings.
15645 * gcc.c (process_command): Likewise.
15646 * genattrtab.c (oballoc): Use XOBNEW.
15647 (oballocvec): Define.
15648 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15649 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15650 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15651 -Wc++-compat and/or -Wcast-qual warnings.
15652 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15653 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15654 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15655 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15656 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15657 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15658 add_excls, process_presence_absence_names,
15659 process_presence_absence_patterns, add_presence_absence,
15660 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15661 get_free_state, add_arc, get_free_automata_list_el,
15662 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15663 transform_3, cache_presence, create_ainsns, create_automata,
15664 create_state_ainsn_table, dfa_insn_code_enlarge,
15665 output_trans_func, output_min_issue_delay_func,
15666 output_dead_lock_func, output_reset_func,
15667 output_get_cpu_unit_code_func, output_dfa_start_func,
15668 expand_automata): Likewise.
15669 * genextract.c (gen_insn): Likewise.
15670 * gengtype-lex.l: Likewise.
15671 * gengtype.c (read_input_list, adjust_field_type,
15672 process_gc_options): Likewise.
15673 * genoutput.c (note_constraint): Likewise.
15674 * genpreds.c (mangle, add_constraint): Likewise.
15675 * genrecog.c (process_define_predicate, new_decision,
15676 add_to_sequence): Likewise.
15677 * gensupport.c (record_insn_name): Likewise.
15679 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15681 * config/i386/driver-i386.c (detect_caches_amd,
15682 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15683 and/or -Wcast-qual warnings.
15684 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15685 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15686 gt_pch_save): Likewise.
15687 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15688 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15689 * global.c (compute_regsets): Likewise.
15690 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15691 finish_graph_dump_file): Likewise.
15692 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15693 unlink_bb_notes): Likewise.
15694 * integrate.c (get_hard_reg_initial_val): Likewise.
15695 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15696 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15697 * local-alloc.c (update_equiv_regs): Likewise.
15698 * loop-invariant.c (check_invariant_table_size,
15699 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15701 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15702 altered_reg_used, mark_altered): Likewise.
15703 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15704 insert_var_expansion_initialization,
15705 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15706 release_var_copies): Likewise.
15707 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15708 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15709 analyze_accesses_for_phi_node, check_var_notmodified_p,
15710 check_allocation_function, find_sites_in_func,
15711 record_all_accesses_in_func, transform_access_sites,
15712 transform_allocation_sites): Likewise.
15713 * omp-low.c (new_omp_region, create_omp_child_function_name,
15714 check_omp_nesting_restrictions, check_combined_parallel,
15715 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15716 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15717 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15718 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15720 * opts-common.c (prune_options): Likewise.
15721 * opts.c (add_input_filename, print_filtered_help,
15722 get_option_state): Likewise.
15723 * params.c (add_params): Likewise.
15724 * passes.c (set_pass_for_id, next_pass_1,
15725 do_per_function_toporder, pass_fini_dump_file): Likewise.
15726 * postreload.c (reload_cse_simplify_operands): Likewise.
15727 * predict.c (tree_predicted_by_p, tree_predict_edge,
15728 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15730 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15732 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15734 * recog.c (check_asm_operands, validate_change_1): Likewise.
15735 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15736 subst_asm_stack_regs): Likewise.
15737 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15738 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15739 * regmove.c (reg_is_remote_constant_p): Likewise.
15740 * regrename.c (regrename_optimize, scan_rtx_reg,
15741 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15743 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15744 regstat_compute_calls_crossed): Likewise.
15745 * reload1.c (init_reload, new_insn_chain,
15746 has_nonexceptional_receiver, reload, copy_reloads,
15747 calculate_needs_all_insns, init_elim_table): Likewise.
15748 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15749 * rtl.c (shallow_copy_rtx_stat): Likewise.
15750 * rtlanal.c (parms_set): Likewise.
15751 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15752 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15753 * sched-ebb.c (earliest_block_with_similiar_load,
15754 add_deps_for_risky_insns): Likewise.
15755 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15756 schedule_region): Likewise.
15757 * see.c (eq_descriptor_pre_extension,
15758 hash_descriptor_pre_extension, hash_del_pre_extension,
15759 eq_descriptor_properties, hash_descriptor_properties,
15760 hash_del_properties, see_seek_pre_extension_expr,
15761 see_initialize_data_structures, see_print_register_properties,
15762 see_print_pre_extension_expr, see_delete_merged_def_extension,
15763 see_delete_unmerged_def_extension, see_emit_use_extension,
15764 see_pre_delete_extension, see_map_extension, see_commit_changes,
15765 see_analyze_merged_def_local_prop,
15766 see_analyze_merged_def_local_prop,
15767 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15768 see_set_prop_merged_def, see_set_prop_unmerged_def,
15769 see_set_prop_unmerged_use, see_print_one_extension,
15770 see_merge_one_use_extension, see_merge_one_def_extension,
15771 see_store_reference_and_extension, see_update_uses_relevancy,
15772 see_update_defs_relevancy): Likewise.
15773 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15774 hash_statistics_free, curr_statistics_hash): Likewise.
15775 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15776 expand_asm_operands, expand_return, case_bit_test_cmp,
15777 expand_case): Likewise.
15778 * stor-layout.c (start_record_layout): Likewise.
15779 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15780 gt_pch_save_stringpool): Likewise.
15781 * tree-data-ref.c (hash_stmt_vertex_info,
15782 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15783 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15785 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15788 * config/i386/i386.md: Change constraints of HImode and QImode
15789 immediate operands from "i" to "n". Change SImode "ni" constraint to
15790 "i" and SImode "rmi" constraint to "g". Remove all constraints
15791 from const0_operand and const1_operand predicated operands.
15792 (i): Change QImode and HImode attribute from "i" to "n".
15793 (*subqi_2): Change HImode operands to QImode.
15796 2008-06-25 Olivier Hainque <hainque@adacore.com>
15798 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15801 2008-06-25 Richard Guenther <rguenther@suse.de>
15803 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15804 not overflow the result type.
15806 2008-06-25 Richard Guenther <rguenther@suse.de>
15808 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15809 (vn_lookup): Likewise.
15811 2008-06-25 Richard Guenther <rguenther@suse.de>
15813 PR tree-optimization/35518
15814 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15815 * tree-sra.c (instantiate_element): Use fold_build3 to build
15817 (try_instantiate_multiple_fields): Likewise.
15819 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15821 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15824 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15826 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15827 use_backchain_to_restore_sp to true
15828 if the offset of the link register save area would go over the 32k - 1
15829 offset limit of the load
15832 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15834 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15835 anchor for the type-punning blurb. Cross-reference "Structures
15836 unions enumerations and bit-fields implementation". Provide a
15837 cast-through-pointer example. Make final sentence self-contained.
15838 * doc/implement-c.texi (Structures unions enumerations and
15839 bit-fields implementation): Cross-reference the type-punning blurb
15840 in the -fstrict-aliasing documentation.
15842 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15844 PR middle-end/36594
15845 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15846 the memory instead of the memory itself for the save area.
15848 2008-06-24 Olivier Hainque <hainque@adacore.com>
15849 Nicolas Roche <roche@adacore.com>
15851 * gengtype.c (srcdir_len): size_t instead of int.
15852 (get_file_realbasename): New function. For F a filename, the real
15853 basename of F, with all the path components stripped.
15854 (get_file_srcdir_relative_path): New function. For F a filename, the
15855 relative path to F from $(srcdir).
15856 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15857 get_file_realbasename. Adjust the head comment.
15858 (get_prefix_langdir_index): New function. For F a filename, return the
15859 lang_dir_names[] relative index of the language directory that is
15861 (get_file_langdir): For F a filename, return the name of the language
15862 directory where F is located.
15863 (get_file_gtfilename): New function. The gt- output file name for an
15865 (get_output_file_with_visibility): Replace in-line computations with
15866 uses of get_file_gtfilename and get_prefix_langdir_index.
15867 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15869 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15871 PR tree-optimization/36504
15872 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15873 references without base address.
15875 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15877 PR middle-end/36584
15878 * calls.c (expand_call): Increase alignment for recursive functions.
15880 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15882 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15883 (TARGET_FUNCTION_VALUE): New define.
15884 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15885 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15887 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15889 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15890 (fmod<mode>3): Ditto.
15891 (remainderxf3): Ditto.
15892 (remainder<mode>3): Ditto.
15894 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15897 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15898 REG is a hard register.
15900 PR tree-optimization/36508
15901 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15902 499, don't check it at all in release compilers.
15904 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15906 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15907 together with SSE_TARGET_MATH to disable insn pattern.
15908 (*fop_<MODEF:mode>_2_i387): Ditto.
15909 (*fop_<MODEF:mode>_3_i387): Ditto.
15911 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15913 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15915 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15917 PR middle-end/34906
15918 * gimplify.c (gimplify_asm_expr): Check the return code of
15919 parse_output_constraint call, set function return and is_inout
15920 value if it failed.
15922 2008-06-22 Ian Lance Taylor <iant@google.com>
15924 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15925 (narrowest_signed_type): Likewise.
15926 * c-typeck.c (c_common_type): Change local variable mclass to enum
15928 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15929 tcc_comparison, not the tree code itself.
15930 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15931 (c_expand_expr): Cast modifier to enum expand_modifier.
15932 * c-common.h (C_RID_CODE): Add casts.
15933 (C_SET_RID_CODE): Define.
15934 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15935 (c_lex_one_token): Add cast to avoid warning.
15936 (c_parser_objc_type_name): Rename local typename to type_name.
15937 (check_no_duplicate_clause): Change code parameter to enum
15939 (c_parser_omp_var_list_parens): Change kind parameter to enum
15941 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15942 c_parser_omp_list_var_parens.
15943 (c_parser_omp_threadprivate): Likewise.
15944 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15945 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15946 * c-format.c (NO_FMT): Define.
15947 (printf_length_specs): Use NO_FMT.
15948 (asm_fprintf_length_specs): Likewise.
15949 (gcc_diag_length_specs): Likewise.
15950 (scanf_length_specs): Likewise.
15951 (strfmon_length_specs): Likewise.
15952 (gcc_gfc_length_specs): Likewise.
15953 (printf_flag_specs): Change 0 to STD_C89.
15954 (asm_fprintf_flag_specs): Likewise.
15955 (gcc_diag_flag_specs): Likewise.
15956 (gcc_cxxdiag_flag_specs): Likewise.
15957 (scanf_flag_specs): Likewise.
15958 (strftime_flag_specs): Likewise.
15959 (strfmon_flag_specs): Likewise.
15960 (print_char_table): Likewise.
15961 (asm_fprintf_char_table): Likewise.
15962 (gcc_diag_char_table): Likewise.
15963 (gcc_tdiag_char_table): Likewise.
15964 (gcc_cdiag_char_table): Likewise.
15965 (gcc_cxxdiag_char_table): Likewise.
15966 (gcc_gfc_char_table): Likewise.
15967 (scan_char_table): Likewise.
15968 (time_char_table): Likewis.
15969 (monetary_char_table): Likewise.
15970 * c-format.h (BADLEN): Likewise.
15972 2008-06-21 Ian Lance Taylor <iant@google.com>
15974 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15975 Define END_OF_BASE_TREE_CODES around inclusion.
15976 * tree.c (tree_code_type): New global array.
15977 (tree_code_length, tree_code_name): Likewise.
15978 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15979 $(lang_tree_files).
15980 (all-tree.def, s-alltree): New targets.
15981 (gencheck.h, s-gencheck): Remove.
15982 (tree.o): Depend upon all-tree.def.
15983 (build/gencheck.o): Remove gencheck.h dependency.
15984 (mostlyclean): Don't remove gencheck.h.
15985 * c-common.h (enum c_tree_code): Remove.
15986 * c-lang.c (tree_code_type): Remove.
15987 (tree_code_length, tree_code_name): Remove.
15988 * gencheck.c (tree_codes): Include all-tree.def, rather than
15989 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15991 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15993 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15994 (operator_name_info): Size to MAX_TREE_CODES.
15995 (assignment_operator_name_info): Likewise.
15996 * cp/cp-lang.c (tree_code_type): Remove.
15997 (tree_code_length, tree_code_name): Remove.
15998 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15999 (assignment_operator_name_info): Likewise.
16000 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
16002 * cp/mangle.c (write_expression): Likewise.
16003 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
16004 * fortran/f95-lang.c (tree_code_type): Remove.
16005 (tree_code_length, tree_code_name): Remove.
16006 * java/java-tree.h (enum java_tree_code): Remove.
16007 * java/lang.c (tree_code_type): Remove.
16008 (tree_code_length, tree_code_name): Remove.
16009 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
16010 * objc/objc-act.h (enum objc_tree_code): Remove.
16011 * objc/objc-lang.c (tree_code_type): Remove.
16012 (tree_code_length, tree_code_name): Remove.
16013 * objcp/objcp-lang.c (tree_code_type): Remove.
16014 (tree_code_length, tree_code_name): Remove.
16015 * ada/ada-tree.h (enum gnat_tree_code): Remove.
16016 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
16017 * ada/misc.c (tree_code_type): Remove.
16018 (tree_code_length, tree_code_name): Remove.
16020 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
16022 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
16023 the grand_bitmap_obstack.
16025 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16027 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
16028 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
16029 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
16030 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
16031 move_stmt_r, new_label_mapper): Likewise.
16032 * tree-complex.c (cvc_lookup): Likewise.
16033 * tree-dfa.c (create_function_ann): Likewise.
16034 * tree-dump.c (dump_register): Likewise.
16035 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
16036 find_phi_replacement_condition): Likewise.
16037 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16038 tree_function_versioning): Likewise.
16039 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16040 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16041 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16042 get_nonlocal_debug_decl, convert_nonlocal_reference,
16043 convert_nonlocal_omp_clauses, get_local_debug_decl,
16044 convert_local_reference, convert_local_omp_clauses,
16045 convert_nl_goto_reference, convert_nl_goto_receiver,
16046 convert_tramp_reference, convert_call_expr): Likewise.
16047 * tree-outof-ssa.c (contains_tree_r): Likewise.
16048 * tree-parloops.c (reduction_phi, initialize_reductions,
16049 eliminate_local_variables_1, add_field_for_reduction,
16050 add_field_for_name, create_phi_for_local_result,
16051 create_call_for_reduction_1, create_loads_for_reductions,
16052 create_stores_for_reduction, create_loads_and_stores_for_name):
16054 * tree-phinodes.c (allocate_phi_node): Likewise.
16055 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16056 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16057 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16058 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16059 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16060 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16061 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16062 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16063 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16064 vn_nary_op_insert): Likewise.
16065 * tree-ssa.c (redirect_edge_var_map_add,
16066 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16067 * tree-vectorizer.c (vectorize_loops): Likewise.
16068 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16069 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16070 tree_cons_stat, build1_stat, build_variant_type_copy,
16071 decl_init_priority_lookup, decl_fini_priority_lookup,
16072 decl_priority_info, decl_restrict_base_lookup,
16073 decl_restrict_base_insert, decl_debug_expr_lookup,
16074 decl_debug_expr_insert, decl_value_expr_lookup,
16075 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16076 type_hash_add, get_file_function_name, tree_check_failed,
16077 tree_not_check_failed, tree_range_check_failed,
16078 omp_clause_range_check_failed, build_omp_clause,
16079 build_vl_exp_stat): Likewise.
16080 * value-prof.c (gimple_histogram_value,
16081 gimple_duplicate_stmt_histograms): Likewise.
16082 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16083 unshare_variable, variable_union_info_cmp_pos, variable_union,
16084 dataflow_set_different_1, dataflow_set_different_2,
16085 vt_find_locations, variable_was_changed, set_variable_part,
16086 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16087 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16088 section_entry_hash, object_block_entry_eq,
16089 object_block_entry_hash, create_block_symbol,
16090 initialize_cold_section_name, default_function_rodata_section,
16091 strip_reg_name, set_user_assembler_name, const_desc_eq,
16092 build_constant_desc, output_constant_def, lookup_constant_def,
16093 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16094 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16095 default_internal_label): Likewise.
16096 * varray.c (varray_init, varray_grow): Likewise.
16097 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16099 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
16101 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16102 operators for "test" insn. Macroize insn using SWI mode macro.
16103 (*jcc_fused_2): Ditto.
16104 (*jcc_fused_3): Macroize insn using SWI mode macro.
16105 (*jcc_fused_4): Ditto.
16107 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16109 * tree-ssa-pre.c: Fix typo in comment.
16110 (init_antic, fini_antic): Add explicit funtions for
16111 initializing and deinitializing ANTIC and AVAIL sets.
16112 (create_expression_by_pieces): Fix typo in comment.
16113 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16114 (execute_pre): Eventually dump details about ANTIC_IN.
16116 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16118 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16119 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16120 add_to_obstack, file_at_path, find_a_file, execute,
16121 add_preprocessor_option, add_assembler_option, add_linker_option,
16122 process_command, insert_wrapper, do_option_spec, do_self_spec,
16123 spec_path, do_spec_1, is_directory, main, used_arg,
16124 getenv_spec_function): Likewise.
16125 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16126 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16129 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16131 * doc/rtl.texi: Updated subreg section.
16133 2008-06-19 Jakub Jelinek <jakub@redhat.com>
16136 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16137 node->needed and node->reachable.
16138 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16139 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16140 (expand_task_call): Don't call expand_task_copyfn.
16141 (expand_task_copyfn): Renamed to...
16142 (finalize_task_copyfn): ... this.
16144 2008-06-19 Jan Hubicka <jh@suse.cz>
16146 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16147 clobbering framepointer.
16149 2008-06-19 Jan Hubicka <jh@suse.cz>
16151 * tree-optimize.c (execute_early_local_optimizations): Set
16152 cgraph_state only at first invocation.
16154 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16156 * system.h (-Wc++-compat): Activate as a warning, no an error.
16158 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16160 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16161 instead of "#" in insn asm template.
16162 (*jcc_fused_2): Ditto.
16164 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.h (ix86_tune_indices)
16167 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16168 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16169 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16170 (*jcc_fused_2): Ditto.
16171 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16172 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16173 (print operand): Handle 'E' and 'e' code.
16175 2008-06-19 Anatoly Sokolov <aesok@post.ru>
16177 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16181 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16183 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16185 (cgraph_expand_function): Use local copy of decl.
16186 (cgraph_expand_all_functions): Remove redundant initialization of
16188 (cgraph_optimize): Reword internal_error message.
16190 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
16192 * arm-protos.h (arm_return_in_memory): Remove public
16193 arm_return_in_memory() prototype.
16194 * arm.c (arm_return_in_memory): Add static prototype, add target
16195 hook macro, change definition and comments.
16196 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16198 2008-06-19 Ben Elliston <bje@au.ibm.com>
16200 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16201 real.c: Remove references to IEEE 754R.
16202 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16203 * doc/libgcc.texi (Decimal float library routines): Likewise.
16205 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16207 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16208 (default_unwind_word_mode): Add prototype.
16209 * targhooks.c (default_unwind_word_mode): New function.
16210 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16211 instead of word_mode.
16212 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16213 (TARGET_INITIALIZER): Use it.
16215 * c-common.c (handle_mode_attribute): Support "unwind_word"
16217 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16219 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16220 word_mode to access SjLj_Function_Context member "data".
16221 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16222 conversion from targetm.eh_return_filter_mode () to
16223 targetm.unwind_word_mode () if they differ.
16225 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16226 (BT_FN_UNWINDWORD_PTR): New function type.
16227 (BT_FN_WORD_PTR): Remove.
16228 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16229 * except.c (expand_builtin_extend_pointer): Convert pointer to
16230 targetm.unwind_word_mode () instead of word_mode.
16232 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16233 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16234 (spu_unwind_word_mode): New function.
16235 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16236 (TARGET_UNWIND_WORD_MODE): Define.
16237 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16239 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16241 * config/spu/spu.c (reg_align): Remove.
16242 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16243 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16244 (spu_split_store): Likewise.
16246 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16248 * gcc/tree-vn.c: Fix typo in comment.
16250 2008-06-18 Jan Hubicka <jh@suse.cz>
16252 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16253 toplevel reorder too.
16255 2008-06-18 Jan Hubicka <jh@suse.cz>
16257 * c-opts.c (c_common_post_options): PCH is not compatible with
16259 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16260 -fno-toplevel-reorder by default now.
16262 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16264 PR documentation/30739
16265 * doc/install.texi (Prerequisites): Document dependency on awk.
16267 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16268 Ian Lance Taylor <iant@google.com>
16270 PR rtl-optimization/35604
16271 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16272 only want to change jump destinations, not eventual label comparisons.
16274 2008-06-16 Jan Hubicka <jh@suse.cz>
16276 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16278 (cgraph_analyze_function): Likewise.
16280 2008-06-16 Jan Hubicka <jh@suse.cz>
16282 * cgraph.h (cgraph_mark_if_needed): New function.
16283 * cgraphunit.c (cgraph_mark_if_needed): New function.
16284 * c-decl.c (duplicate_decl): Use it.
16286 2008-06-16 Jan Hubicka <jh@suse.cz>
16288 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16291 2008-06-16 Jan Hubicka <jh@suse.cz>
16293 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16295 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16296 Kazu Hirata <kazu@codesourcery.com>
16297 Maxim Kuvyrkov <maxim@codesourcery.com
16299 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16300 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16301 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16302 EXTRA_SPEC_FUNCTIONS.
16303 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16304 (DRIVER_SELF_SPECS): Adjust.
16305 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16306 * config/mips/st.h, config/mips/t-st: New.
16307 * config/mips/driver-native.c, config/mips/x-native: New.
16308 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16311 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16313 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16315 (ISA_HAS_FP_CONDMOVE): New macro.
16316 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16317 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16318 (ISA_HAS_NMADD3_NMSUB3): New macro.
16319 * config/mips/mips.c (mips_rtx_costs): Update.
16320 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16321 compiling for ST Loongson 2E/2F.
16322 (madd<mode>): Rename to madd4<mode>. Update.
16323 (madd3<mode>): New pattern.
16324 (msub<mode>): Rename to msub4<mode>. Update.
16325 (msub3<mode>): New pattern.
16326 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16327 (nmadd3<mode>): New pattern.
16328 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16329 (nmadd3<mode>_fastmath): New pattern.
16330 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16331 (nmsub3<mode>): New pattern.
16332 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16333 (nmsub3<mode>_fastmath): New pattern.
16334 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16336 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16338 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16339 (DF_REF_INSN_INFO): New.
16340 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16341 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16342 with a NULL DF_REF_INSN_INFO.
16343 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16345 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16346 DF_INSN_INFO_EQ_USES): New.
16347 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16348 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16349 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16350 * df-core.c: Update comment for above changes.
16351 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16352 DF_INSN_UID_* macros.
16353 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16354 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16355 insn rtx. Update all callers.
16356 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16357 df_ref_create_structure, df_insn_refs_collect): Likewise.
16358 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16359 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16360 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16361 macros to access the insn refs.
16362 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16363 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16364 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16365 for accessing the refs.
16366 (try_fwprop_subst): Likewise.
16367 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16368 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16369 for accessing the refs.
16370 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16371 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16372 to look at the insn refs.
16373 (record_uses): Likewise.
16374 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16376 (mark_artificial_uses): Don't mark_insn for artificial refs.
16377 (mark_reg_rependencies): Likewise.
16379 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16381 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16383 * configure: Regenerate.
16385 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16387 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16388 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16389 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16391 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16393 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16394 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16395 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16397 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16399 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16400 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16401 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16403 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16405 * tree-ssa-sccvn.c: Fix format of comments.
16407 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16409 * cgraph.c: Remove unneeded forward declarations of eq_node()
16412 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16414 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16416 (see_update_relevancy): Likewise.
16417 * fwprop.c (try_fwprop_subst): Likewise.
16418 * rtlanal.c (noop_move_p): Likewise.
16419 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16420 notes to non-existing libcall blocks.
16421 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16423 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16424 (dead_libcall_p): Remove.
16425 (delete_trivially_dead_insns): Don't use it.
16426 * web.c (union_defs): Remove comment about keeping nops.
16427 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16428 (compute_hash_table_work): Don't track libcall notes.
16429 (do_local_cprop): Don't take libcall pointers. Don't update
16431 (adjust_libcall_notes): Deleted.
16432 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16433 ever have existed in the first place).
16434 (replace_store_insn): Don't try to remove libcall notes.
16435 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16436 (resolve_reg_notes): Don't call them.
16437 (resolve_simple_move): Likewise.
16438 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16439 Don't remove REG_RETVAL notes.
16440 * emit-rtl.c (try_split): Don't update libcall notes.
16441 (emit_copy_of_insn_after): Dito.
16442 * cselib.c (cselib_current_insn_in_libcall): Remove.
16443 (cselib_process_insn): Don't set/clear it.
16444 (new_elt_loc_list): Don't record it.
16445 (cselib_init): Don't initialize it.
16446 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16447 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16449 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16450 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16451 (init_deps): Don't initialize it.
16452 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16453 * combine.c (delete_noop_moves): Don't update libcall notes.
16454 (can_combine_p): Remove now pointless #if 0 block.
16455 (try_combine): Remove another obsolete #if 0 block.
16456 (distribute_notes): Don't distribute libcall notes.
16457 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16458 * dce.c (libcall_dead_p): Remove.
16459 (delete_unmarked_insns): Don't handle libcall blocks.
16460 (preserve_libcall_for_dce): Remove.
16461 (prescan_insns_for_dce): Don't special-case libcall block insns.
16462 * reload1 (reload): Don't handle libcall notes.
16463 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16466 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16468 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16469 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16470 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16472 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16474 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16475 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16476 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16478 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16480 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16482 2008-06-16 Ira Rosen <irar@il.ibm.com>
16484 PR tree-optimization/36493
16485 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16486 the arguments list. Use VECTYPE to create vector pointer.
16487 (vectorizable_store): Fail if accesses through a pointer to vectype
16488 do not alias the original memory reference operands.
16489 Call vect_create_data_ref_ptr without the removed argument.
16490 (vectorizable_load): Likewise.
16491 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16494 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16497 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16498 reg_equiv_constant.
16500 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16502 * config/mips/loongson2ef.md: New file.
16503 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16504 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16505 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16506 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16507 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16509 (loongson2ef.md): New include.
16510 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16511 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16512 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16513 (loongson_gt_<mode>, loongson_extract_halfword)
16514 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16515 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16516 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16517 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16518 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16519 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16520 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16521 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16522 (vec_interleave_low<mode>): Define type attribute.
16523 * config/mips/mips.c (mips_ls2): New static variable.
16524 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16525 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16526 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16527 Implement target scheduling hooks.
16528 (mips_multipass_dfa_lookahead): Update to handle tuning for
16530 (mips_sched_init): Initialize data for Loongson scheduling.
16531 (mips_ls2_variable_issue): New static function.
16532 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16534 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16535 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16536 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16537 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16538 Handle ST Loongson 2E/2F cores.
16539 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16541 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16543 * omp-low.c (extract_omp_for_data): Fix comment typo.
16546 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16548 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16549 FIXME note about gcc/config.guess.
16550 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16551 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16552 * doc/cppopts.texi: Likewise.
16553 * doc/extend.texi: Likewise.
16554 * doc/gcc.texi: Likewise.
16555 * doc/gccint.texi: Likewise.
16556 * doc/gcov.texi: Likewise.
16557 * doc/gty.texi: Likewise.
16558 * doc/hostconfig.texi: Likewise.
16559 * doc/install.texi: Likewise.
16560 * doc/invoke.texi: Likewise.
16561 * doc/loop.texi: Likewise.
16562 * doc/makefile.texi: Likewise.
16563 * doc/md.texi: Likewise.
16564 * doc/passes.texi: Likewise.
16565 * doc/tm.texi: Likewise.
16566 * doc/tree-ssa.texi: Likewise.
16567 * doc/trouble.texi: Likewise.
16569 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16570 Nathan Sidwell <nathan@codesourcery.com>
16571 Maxim Kuvyrkov <maxim@codesourcery.com>
16572 Richard Sandiford <rdsandiford@googlemail.com>
16574 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16575 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16576 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16578 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16579 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16580 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16582 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16583 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16584 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16585 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16586 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16587 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16588 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16589 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16590 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16591 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16592 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16593 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16594 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16595 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16596 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16597 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16598 (mips_builtins): Add Loongson builtins.
16599 (mips_loongson_2ef_bdesc): New.
16600 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16601 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16602 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16603 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16605 (mips_expand_vector_init): New.
16606 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16607 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16609 * config/mips/mips.md: Add unspec numbers for Loongson
16610 builtins. Include loongson.md.
16611 (MOVE64): Include Loongson vector modes.
16612 (SPLITF): Include Loongson vector modes.
16613 (HALFMODE): Handle Loongson vector modes.
16614 * config/mips/loongson.md: New.
16615 * config/mips/loongson.h: New.
16616 * config.gcc: Add loongson.h header for mips*-*-* targets.
16617 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16619 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16621 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16622 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16623 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16624 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16625 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16626 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16627 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16628 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16629 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16630 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16631 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16632 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16633 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16634 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16635 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16636 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16637 Remove use_fixproto=yes.
16638 (ia64*-*-hpux*): Remove comment about using fixproto.
16639 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16641 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16643 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16645 * configure: Regenerate.
16647 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16649 PR middle-end/36520
16650 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16651 before evaluating it.
16653 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16656 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16657 nested inline functions.
16658 (start_decl, start_function): Don't invert DECL_EXTERNAL
16659 for nested inline functions.
16661 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16663 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16664 splits that must be made for correctness.
16666 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16668 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16669 (AVAIL_NON_MIPS16): Likewise.
16670 (mips_builtin_description): Replace target_flags with a predicate.
16671 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16672 (dspr2_32): New availability predicates.
16673 (MIPS_BUILTIN): New macro.
16674 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16675 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16676 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16677 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16678 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16679 (mips_dsp_32only_bdesc): Merge into...
16680 (mips_builtins): ...this new array.
16681 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16682 (mips_init_builtins): Update after above changes.
16683 (mips_expand_builtin_1): Merge into...
16684 (mips_expand_builtin): ...here and update after above changes.
16686 2008-06-12 Paul Brook <paul@codesourcery.com>
16688 * longlong.h (__arm__): Define count_leading_zeros.
16689 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16690 (clzsi2, clzdi2): New functions.
16691 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16692 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16693 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16694 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16695 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16696 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16697 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16698 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16699 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16700 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16702 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16704 * config/m68k/m68k.c (m68k_tune_flags): New.
16705 (override_options): Compute m68k_tune_flags.
16706 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16707 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16709 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16711 PR middle-end/36506
16712 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16714 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16716 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16717 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16719 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16721 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16722 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16724 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16726 PR middle-end/36506
16727 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16730 2008-06-12 Richard Guenther <rguenther@suse.de>
16732 PR tree-optimization/36345
16733 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16734 add memory_tag_needed flag.
16735 (may_alias_p): Declare.
16736 * tree-ssa-alias.c (may_alias_p): Export.
16737 (set_initial_properties): Use memory_tag_needed flag.
16738 (update_reference_counts): Likewise.
16739 (reset_alias_info): Reset memory_tag_needed flag.
16740 (create_name_tags): Check memory_tag_needed flag.
16741 (dump_points_to_info_for): Dump it.
16742 * tree-ssa-structalias.c (struct variable_info): Remove
16743 directly_dereferenced flag.
16744 (new_var_info): Do not initialize it.
16745 (process_constraint_1): Do not set it.
16746 (update_alias_info): Set is_dereferenced flag.
16747 (set_uids_in_ptset): Use may_alias_p.
16748 (set_used_smts): Check memory_tag_needed flag.
16749 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16750 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16751 memory_tag_needed flag.
16752 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16753 from broken design.
16755 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16757 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16758 red zone for w64 abi.
16759 (ix86_expand_prologue): Likewise.
16760 (ix86_force_to_memory): Likewise.
16761 (ix86_free_from_memory): Likewise.
16763 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16766 * config/rs6000/rs6000.c (rs6000_override_options): Set
16767 rs6000_isel conditionally to the absence of comand line override.
16768 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16769 Remove duplicate rs6000_isel setting.
16770 * config/rs6000/eabispe.h: Ditto.
16772 2008-06-11 Richard Guenther <rguenther@suse.de>
16774 * alias.c (get_alias_set): Use the element alias-set for arrays.
16775 (record_component_aliases): For arrays and vectors do nothing.
16776 * c-common.c (strict_aliasing_warning): Handle the cases
16777 of alias set zero explicitly.
16778 * Makefile.in (dfp.o-warn): Add -Wno-error.
16780 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16782 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16784 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16785 tune_32 tune_64 to supported_defaults. Allow values not
16786 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16787 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16788 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16789 with_cpu_64 to generic for 64-bit-supporting configurations, not
16790 with_cpu. Remove FIXMEs.
16791 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16792 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16793 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16794 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16795 arch_32 and arch_64.
16797 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16798 Olivier Hainque <hainque@adacore.com>
16800 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16801 Use DECL_SIZE_UNIT to retrieve the size of the field.
16803 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16805 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16806 with function calls after declarations. Lay out
16807 neon_float_type_node before further use.
16809 2008-06-11 Richard Guenther <rguenther@suse.de>
16811 * tree-flow.h (may_point_to_global_var): Declare.
16812 * tree-ssa-alias.c (may_point_to_global_var): New function.
16813 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16815 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16817 * configure.ac: Teach that fido supports .debug_line.
16818 * configure: Regenerate.
16820 2008-06-10 Tom Tromey <tromey@redhat.com>
16822 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16825 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16827 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16828 (encode_decimal64, decode_decimal64, encode_decimal128,
16829 decode_decimal128): Reverse order of 32-bit parts of value if host
16830 and target endianness differ.
16832 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16834 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16835 Avoid division by 0.
16836 (tree_mod_pow2_value_transform): Likewise.
16837 (tree_ic_transform): Likewise.
16838 (tree_stringops_transform): Likewise.
16839 (tree_mod_subtract_transform): Likewise.
16840 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16841 (copy_edges_for_bb): Likewise.
16842 (initialize_cfun): Likewise.
16844 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16846 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16847 nonmemory_operand. Add "N" operand constraint.
16849 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16850 (*jcc_btsi_mask): Ditto.
16851 (*jcc_btsi_mask_1): Ditto.
16853 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16855 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16856 TYPE_CANONICAL for copied element type.
16858 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16861 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16862 Add m_CORE2 and m_GENERIC.
16863 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16864 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16866 (*jcc_btdi_rex64): New instruction and split pattern.
16867 (*jcc_btsi): Ditto.
16868 (*jcc_btsi_1): Ditto.
16869 (*btsq): Fix Intel asm dialect operand order.
16873 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16875 PR middle-end/36447
16876 * simplify-rtx.c (simplify_subreg): Add check for shift count
16879 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16881 * doc/md.texi: Synchronize with later constraints.md change.
16882 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16883 with a C implementation.
16884 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16886 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16887 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16888 when moving to and from MD_REGNUM.
16889 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16890 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16891 Handle byte and halfword moves.
16892 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16894 * config/mips/constraints.md (h): Turn into NO_REGS.
16895 (l, x): Update documentation.
16896 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16897 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16898 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16899 (HILO): New mode iterator.
16901 (any_div): New code iterator.
16902 (u): Extend code attribute to div and udiv.
16903 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16904 d_operand in the splitters. Remove redundant CONST_INT checks.
16905 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16906 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16907 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16908 accordingly, using normal moves instead of unspecs to move LO into
16909 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16910 (<u>mulsidi3): Handle expansion in C code.
16911 (<u>mulsidi3_32bit_internal): Rename to...
16912 (<u>mulsidi3_32bit): ...this.
16913 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16914 (*<u>mulsidi3_64bit): Rename to...
16915 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16916 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16917 to set LO and HI to the multiplication result. Use a normal move
16918 for MFLO and an unspec for MFHI.
16919 (*<u>mulsidi3_64bit_parts): Replace with...
16920 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16921 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16922 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16923 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16924 instead of HI. Split the instruction into a separate multiplication
16925 and MFHI if !TARGET_FIX_R4000.
16926 (<su>muldi3_highpart): Likewise.
16927 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16928 and the "=h" clobber.
16929 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16930 (<u>mulditi3): New expander.
16931 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16932 (madsi): Remove "=h" clobber.
16933 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16934 Force the modulus result to be a GPR and split the instruction into
16935 a division followed by an MFHI after reload.
16936 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16937 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16938 the MIPS16 HIGH define_split.
16939 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16940 of acc<->gpr moves to "multi".
16941 (*movdi_64bit): Replace the single "x" alternative with
16942 alternatives for moving into and out of "a".
16943 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16944 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16945 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16946 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16947 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16948 (movti): New expander.
16949 (*movti, *movti_mips16): New insns.
16950 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16951 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16952 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16953 * config/mips/predicates.md (fpr_operand): Delete.
16954 (d_operand): New predicate.
16956 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16958 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16959 failure on some Bourne shells.
16960 (x86_64-*-*): Ditto.
16962 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16964 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16966 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16968 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16969 (sparc-sun-solaris2*): Likewise.
16971 2008-06-09 Arnaud Charlet <charlet@adacore.com
16973 * doc/install.texi: Update requirements to build the Ada compiler.
16975 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16977 * df-scan.c (struct df_scan_problem_data): Remove the
16978 mw_link_pool alloc pool.
16979 (df_scan_free_internal): Don't free it.
16980 (df_scan_alloc): Don't allocate it.
16981 * df.h (struct df_link): Update comment.
16983 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16985 * except.h: Correct checks for when SJLJ exceptions must be used.
16987 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16989 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16992 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16994 PR tree-optimization/36218
16995 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16996 configure for the build system.
16997 (BUILD_LDFLAGS): Define.
16998 * configure: Regenerate.
16999 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
17001 2008-07-08 Anatoly Sokolov <aesok@post.ru>
17004 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
17005 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
17006 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
17008 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
17010 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
17012 2008-06-07 Joseph Myers <joseph@codesourcery.com>
17014 * config.gcc (Obsolete configurations): Remove list of
17016 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
17017 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
17018 targets matched by those patterns.
17019 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
17020 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
17021 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
17022 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
17023 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17024 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
17025 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
17026 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
17027 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
17028 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
17029 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
17030 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
17031 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
17032 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
17033 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
17034 Make code for Solaris 7 and greater unconditional for Solaris.
17035 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
17036 Remove --with-* handling.
17037 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17038 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17039 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17040 LINK_OS_WINDISS_SPEC): Remove.
17041 * config/rs6000/sysv4.opt (mwindiss): Remove.
17042 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17043 * configure: Regenerate.
17044 * doc/cpp.texi: Don't mention BeOS.
17045 * doc/extend.texi (interrupt): Don't mention MS1.
17046 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17047 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17048 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17049 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17050 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17052 * doc/invoke.texi (MT Options): Remove.
17053 (-mwindiss): Remove.
17054 (CRIS Options): Remove cris-axis-aout references.
17055 (HPPA Options): Don't mention hppa1.1-*-pro.
17056 * doc/md.texi (MorphoTech family): Remove.
17057 * libgcc2.c: Don't handle UWIN.
17058 * config/alpha/t-unicosmk: Remove.
17059 * config/alpha/unicosmk.h: Remove.
17060 * config/arm/kaos-arm.h: Remove.
17061 * config/arm/kaos-strongarm.h: Remove.
17062 * config/arm/strongarm-coff.h: Remove.
17063 * config/arm/strongarm-elf.h: Remove.
17064 * config/arm/strongarm-pe.h: Remove.
17065 * config/arm/t-strongarm-pe: Remove.
17066 * config/arm/t-xscale-coff: Remove.
17067 * config/arm/t-xscale-elf: Remove.
17068 * config/arm/xscale-coff.h: Remove.
17069 * config/arm/xscale-elf.h: Remove.
17070 * config/chorus.h: Remove.
17071 * config/cris/aout.h: Remove.
17072 * config/cris/aout.opt: Remove.
17073 * config/cris/t-aout: Remove.
17074 * config/i386/beos-elf.h: Remove.
17075 * config/i386/kaos-i386.h: Remove.
17076 * config/i386/ptx4-i.h: Remove.
17077 * config/i386/sco5.h: Remove.
17078 * config/i386/sco5.opt: Remove.
17079 * config/i386/sysv4-cpp.h: Remove.
17080 * config/i386/sysv5.h: Remove.
17081 * config/i386/t-beos: Remove.
17082 * config/i386/t-sco5: Remove.
17083 * config/i386/t-uwin: Remove.
17084 * config/i386/uwin.asm: Remove.
17085 * config/i386/uwin.h: Remove.
17086 * config/kaos.h: Remove.
17087 * config/mips/windiss.h: Remove.
17088 * config/mt: Remove directory.
17089 * config/pa/pa-osf.h: Remove.
17090 * config/pa/pa-pro-end.h: Remove.
17091 * config/pa/t-pro: Remove.
17092 * config/ptx4.h: Remove.
17093 * config/rs6000/beos.h: Remove.
17094 * config/rs6000/kaos-ppc.h: Remove.
17095 * config/rs6000/t-beos: Remove.
17096 * config/rs6000/windiss.h: Remove.
17097 * config/sh/kaos-sh.h: Remove.
17098 * config/sol2-6.h: Remove.
17099 * config/sparc/sol26-sld.h: Remove.
17100 * config/sparc/sysv4-only.h: Remove.
17101 * config/vax/bsd.h: Remove.
17102 * config/vax/t-memfuncs: Remove.
17103 * config/vax/ultrix.h: Remove.
17104 * config/vax/vaxv.h: Remove.
17105 * config/windiss.h: Remove.
17107 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17109 PR rtl-optimization/36438
17110 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17111 for vector shifts with constant scalar shift operands.
17113 2008-06-06 Sandip Matte <sandip@rmicorp.com>
17115 * doc/invoke.texi: Document -march=xlr.
17116 * config/mips/xlr.md: New file.
17117 * config/mips/mips.md: Include it.
17119 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17120 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17121 (mips_rtx_cost_data): Likewise.
17123 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17125 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17126 PRE_INC and PRE_DEC cases.
17128 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17130 PR rtl-optimization/36419
17131 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17132 the emitting jump insn.
17135 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17136 is not bool, boolify the whole *expr_p and convert to the desired type.
17138 2008-06-06 Jakub Jelinek <jakub@redhat.com>
17140 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17141 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17142 Add omp_private_outer_ref hook, add another argument to
17143 omp_clause_default_ctor hook.
17144 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17145 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17146 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17147 hook_tree_tree_tree_tree_null.
17148 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17149 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17150 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17151 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17152 * tree.def (OMP_TASK): New tree code.
17153 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17154 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17155 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17156 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17157 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17158 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17159 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17160 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17161 (OMP_DIRECTIVE_P): Add OMP_TASK.
17162 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17163 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17164 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17165 and OMP_CLAUSE_UNTIED entries.
17166 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17168 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17169 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17170 * tree-pretty-print.c (dump_omp_clause): Handle
17171 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17172 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17173 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17174 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17175 warning about unsigned iterators. Change decl/init/cond/incr
17176 arguments to TREE_VECs, check arguments for all collapsed loops.
17177 (c_finish_omp_taskwait): New function.
17178 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17180 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17181 default_function_array_conversion on init. Add par_clauses argument.
17182 If decl is present in parallel's lastprivate clause, change it to
17183 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17184 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17185 collapse count in clauses.
17186 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17187 c_parser_omp_for_loop callers.
17188 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17189 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17190 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17191 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17193 (c_parser_omp_clause_schedule): Handle schedule(auto).
17194 Include correct location in the error message.
17195 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17196 and PRAGMA_OMP_CLAUSE_UNTIED.
17197 (OMP_TASK_CLAUSE_MASK): Define.
17198 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17199 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17200 * tree-nested.c (convert_nonlocal_omp_clauses,
17201 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17202 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17203 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17204 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17206 (conver_nonlocal_reference, convert_local_reference,
17207 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17208 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17209 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17210 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17211 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17212 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17213 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17214 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17215 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17217 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17218 * c-common.h (c_finish_omp_taskwait): New prototype.
17219 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17220 * tree-parloops.c (create_parallel_loop): Create 1 entry
17221 vectors for OMP_FOR_{INIT,COND,INCR}.
17222 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17223 (make_edges): Handle OMP_TASK.
17224 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17225 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17226 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17227 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17228 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17229 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17230 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17231 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17232 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17233 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17234 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17235 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17236 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17237 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17238 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17239 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17240 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17241 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17242 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17243 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17244 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17245 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17246 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17247 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17248 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17249 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17250 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17251 original iterator is present in lastprivate clause or if
17252 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17253 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17254 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17255 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17256 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17257 if it is set, lookup var in outer contexts too. Handle
17258 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17259 to be implicitly determined firstprivate for task regions.
17260 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17261 if it is set, lookup var in outer contexts too. Set
17262 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17263 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17264 OMP_CLAUSE_UNTIED. Take region_type as last argument
17265 instead of in_parallel and in_combined_parallel.
17266 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17268 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17269 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17270 (new_omp_context): Set default_kind to
17271 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17272 (omp_region_type): New enum.
17273 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17274 fields, add region_type.
17275 (new_omp_context): Take region_type as argument instead of is_parallel
17276 and is_combined_parallel.
17277 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17278 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17279 ctx->is_combined_parallel checks.
17280 (gimplify_omp_task): New function.
17281 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17283 * omp-low.c (extract_omp_for_data): Use schedule(static)
17284 for schedule(auto). Handle pointer and unsigned iterators.
17285 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17286 Add loops argument. Extract data for collapsed OMP_FOR loops.
17287 (expand_parallel_call): Assert sched_kind isn't auto,
17288 map runtime schedule to index 3.
17289 (struct omp_for_data_loop): New type.
17290 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17291 Add loop, loops, collapse and iter_type fields.
17292 (workshare_safe_to_combine_p): Disallow combined for if
17293 iter_type is unsigned long long. Don't combine collapse > 1 loops
17294 unless all bounds and steps are constant. Adjust extract_omp_for_data
17296 (expand_omp_for_generic): Handle pointer, unsigned and long long
17297 iterators. Handle collapsed OMP_FOR loops. Adjust
17298 for struct omp_for_data changes. If libgomp function doesn't return
17299 boolean_type_node, add comparison of the return value with 0.
17300 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17301 pointer, unsigned and long long iterators. Adjust for struct
17302 omp_for_data changes.
17303 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17304 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17305 unsigned long long. Allocate loops array, pass it to
17306 extract_omp_for_data. For collapse > 1 loops use always
17307 expand_omp_for_generic.
17308 (omp_context): Add sfield_map and srecord_type fields.
17309 (is_task_ctx, lookup_sfield): New functions.
17310 (use_pointer_for_field): Use is_task_ctx helper. Change first
17311 argument's type from const_tree to tree. Clarify comment.
17312 In OMP_TASK disallow copy-in/out sharing.
17313 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17314 (install_var_field): Add mask argument. Populate both record_type
17315 and srecord_type if needed.
17316 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17318 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17319 and DECL_FIELD_OFFSET.
17320 (scan_sharing_clauses): Adjust install_var_field callers. For
17321 firstprivate clauses on explicit tasks allocate the var by value in
17322 record_type unconditionally, rather than by reference.
17323 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17324 Use is_taskreg_ctx instead of is_parallel_ctx.
17325 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17326 (create_omp_child_function_name): Add task_copy argument, use
17327 *_omp_cpyfn* names if it is true.
17328 (create_omp_child_function): Add task_copy argument, if true create
17329 *_omp_cpyfn* helper function.
17330 (scan_omp_parallel): Adjust create_omp_child_function callers.
17331 Rename parallel_nesting_level to taskreg_nesting_level.
17332 (scan_omp_task): New function.
17333 (lower_rec_input_clauses): Don't run constructors for firstprivate
17334 explicit task vars which are initialized by *_omp_cpyfn*.
17335 Pass outer var ref to omp_clause_default_ctor hook if
17336 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17337 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17338 OMP_CLAUSE_REDUCTION_INIT.
17339 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17340 avoid duplicate setting of fields. Handle
17341 OMP_CLAUSE_PRIVATE_OUTER_REF.
17342 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17343 copy-out if TREE_READONLY, only copy-in.
17344 (expand_task_copyfn): New function.
17345 (expand_task_call): New function.
17346 (struct omp_taskcopy_context): New type.
17347 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17349 (lower_omp_parallel): Rename to...
17350 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17351 Call create_task_copyfn if srecord_type is needed. Adjust
17353 (task_shared_vars): New variable.
17354 (check_omp_nesting_restrictions): Warn if work-sharing,
17355 barrier, master or ordered region is closely nested inside OMP_TASK.
17356 Add warnings for barrier if closely nested inside of work-sharing,
17357 ordered, or master region.
17358 (scan_omp_1): Call check_omp_nesting_restrictions even for
17359 GOMP_barrier calls. Rename parallel_nesting_level to
17360 taskreg_nesting_level. Handle OMP_TASK.
17361 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17362 work-sharing construct, continue looking for them on parent parallel
17364 (lower_omp_for_lastprivate): Add lastprivate clauses
17365 to the beginning of dlist rather than end. Adjust for struct
17366 omp_for_data changes.
17367 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17368 not after it. Handle collapsed OMP_FOR loops, adjust for
17369 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17370 (get_ws_args_for): Adjust extract_omp_for_data caller.
17371 (scan_omp_for): Handle collapsed OMP_FOR
17372 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17373 (lower_omp_single_simple): If libgomp function doesn't return
17374 boolean_type_node, add comparison of the return value with 0.
17375 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17376 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17377 (parallel_nesting_level): Rename to...
17378 (taskreg_nesting_level): ... this.
17379 (is_taskreg_ctx): New function.
17380 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17381 of is_parallel_ctx.
17382 (execute_lower_omp): Rename parallel_nesting_level to
17383 taskreg_nesting_level.
17384 (expand_omp_parallel): Rename to...
17385 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17386 Call omp_task_call for OMP_TASK regions.
17387 (expand_omp): Adjust caller, handle OMP_TASK.
17388 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17390 * bitmap.c (bitmap_default_obstack_depth): New variable.
17391 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17392 if argument is NULL and bitmap_default_obstack is already initialized.
17393 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17395 * matrix-reorg.c (matrix_reorg): Likewise.
17397 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/i386.md (*indirect_jump): Macroize using P
17400 mode iterator. Remove !TARGET_64BIT from insn constraints.
17401 (*tablejump_1): Ditto.
17402 (*indirect_jump_rex64): Remove insn pattern.
17403 (*tablejump_1_rex64): Ditto.
17404 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17405 and eh_return_si insn patterns.
17407 2008-06-06 Richard Guenther <rguenther@suse.de>
17409 * tree-ssa-structalias.c (merge_smts_into): Remove.
17410 (find_what_p_points_to): Do not bother to compute the
17411 points-to set for pt_anything pointers.
17412 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17413 for pt_anything pointers is ok.
17415 2008-06-06 Jan Hubicka <jh@suse.cz>
17417 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17419 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17421 * cgraph.c: Fix typos in comments.
17422 (cgraph_availability_names): Fix string typo.
17423 * fold-const.c: Fix typos in comments.
17424 (fold_binary): Fix typo in warning.
17425 * genautomata.c: Fix typos in comments.
17426 (check_presence_pattern_sets): Fix typo in local variable.
17427 (output_description): Fix typo in output.
17428 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17429 * hwint.h: Likewise.
17430 * matrix-reorg.c (check_allocation_function): Likewise.
17431 * omega.c (smooth_weird_equations): Likewise.
17432 * auto-inc-dec.c: Fix typos in comments.
17433 * bb-reorder.c: Likewise.
17434 * builtins.c: Likewise.
17435 * c-common.c: Likewise.
17436 * c-cppbuiltin.c: Likewise.
17437 * c-parser.c: Likewise.
17438 * c-pretty-print.c: Likewise.
17439 * cfgcleanup.c: Likewise.
17440 * cfgexpand.c: Likewise.
17441 * cfghooks.c: Likewise.
17442 * cfglayout.c: Likewise.
17443 * cfgloopmanip.c: Likewise.
17444 * cgraphunit.c: Likewise.
17445 * coverage.c: Likewise.
17446 * dbxout.c: Likewise.
17447 * df-byte-scan.c: Likewise.
17448 * df-core.c: Likewise.
17449 * df-problems.c: Likewise.
17450 * df-scan.c: Likewise.
17452 * dominance.c: Likewise.
17453 * domwalk.c: Likewise.
17455 * dwarf2out.c: Likewise.
17456 * emit-rtl.c: Likewise.
17457 * et-forest.c: Likewise.
17458 * function.c: Likewise.
17459 * function.h: Likewise.
17461 * gcov-io.c: Likewise.
17462 * gcov.c: Likewise.
17463 * gcse.c: Likewise.
17464 * genattrtab.c: Likewise.
17465 * ggc-page.c: Likewise.
17466 * gimplify.c: Likewise.
17467 * gthr-lynx.h: Likewise.
17468 * haifa-sched.c: Likewise.
17469 * ipa-cp.c: Likewise.
17470 * ipa-inline.c: Likewise.
17471 * ipa-prop.h: Likewise.
17472 * ipa-pure-const.c: Likewise.
17473 * ipa-struct-reorg.c: Likewise.
17474 * ipa-struct-reorg.h: Likewise.
17475 * ipa-type-escape.c: Likewise.
17477 * loop-doloop.c: Likewise.
17478 * mips-tfile.c: Likewise.
17479 * mkmap-flat.awk: Likewise.
17480 * mkmap-symver.awk: Likewise.
17481 * modulo-sched.c: Likewise.
17482 * omp-low.c: Likewise.
17483 * optabs.c: Likewise.
17484 * optabs.h: Likewise.
17485 * opts.c: Likewise.
17486 * passes.c: Likewise.
17487 * postreload-gcse.c: Likewise.
17488 * postreload.c: Likewise.
17489 * predict.c: Likewise.
17490 * pretty-print.h: Likewise.
17491 * profile.c: Likewise.
17492 * protoize.c: Likewise.
17493 * ra-conflict.c: Likewise.
17494 * real.c: Likewise.
17495 * recog.c: Likewise.
17496 * regclass.c: Likewise.
17497 * regs.h: Likewise.
17498 * reload.c: Likewise.
17499 * rtl-error.c: Likewise.
17500 * rtlanal.c: Likewise.
17501 * scan.h: Likewise.
17502 * sched-rgn.c: Likewise.
17504 * stmt.c: Likewise.
17505 * target.h: Likewise.
17506 * tree-dfa.c: Likewise.
17507 * tree-eh.c: Likewise.
17508 * tree-flow-inline.h: Likewise.
17509 * tree-inline.c: Likewise.
17510 * tree-into-ssa.c: Likewise.
17511 * tree-loop-distribution.c: Likewise.
17512 * tree-nested.c: Likewise.
17513 * tree-parloops.c: Likewise.
17514 * tree-pass.h: Likewise.
17515 * tree-pretty-print.c: Likewise.
17516 * tree-profile.c: Likewise.
17517 * tree-scalar-evolution.c: Likewise.
17518 * tree-sra.c: Likewise.
17519 * tree-ssa-alias-warnings.c: Likewise.
17520 * tree-ssa-ccp.c: Likewise.
17521 * tree-ssa-coalesce.c: Likewise.
17522 * tree-ssa-dom.c: Likewise.
17523 * tree-ssa-dse.c: Likewise.
17524 * tree-ssa-forwprop.c: Likewise.
17525 * tree-ssa-live.c: Likewise.
17526 * tree-ssa-live.h: Likewise.
17527 * tree-ssa-loop-im.c: Likewise.
17528 * tree-ssa-loop-ivopts.c: Likewise.
17529 * tree-ssa-loop-niter.c: Likewise.
17530 * tree-ssa-loop-prefetch.c: Likewise.
17531 * tree-ssa-phiopt.c: Likewise.
17532 * tree-ssa-phiprop.c: Likewise.
17533 * tree-ssa-sccvn.c: Likewise.
17534 * tree-ssa-ter.c: Likewise.
17535 * tree-ssa-threadupdate.c: Likewise.
17536 * tree-ssa.c: Likewise.
17537 * tree-vect-analyze.c: Likewise.
17538 * tree-vect-transform.c: Likewise.
17539 * tree-vectorizer.c: Likewise.
17540 * tree-vn.c: Likewise.
17541 * tree-vrp.c: Likewise.
17542 * tree.c: Likewise.
17543 * tree.def: Likewise.
17544 * tree.h: Likewise.
17545 * unwind-dw2-fde.c: Likewise.
17546 * unwind.inc: Likewise.
17547 * value-prof.c: Likewise.
17548 * vmsdbgout.c: Likewise.
17550 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17552 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17553 always place FP constants in the TOC for TARGET_POWERPC64.
17554 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17556 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17558 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17559 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17560 enable for TARGET_E500_DOUBLE.
17561 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17562 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17563 floating-point modes like integer modes for E500 double.
17564 (rs6000_legitimate_offset_address_p): Likewise.
17565 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17566 addressing for DDmode for E500 double.
17567 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17568 modes as using 64-bits of registers for E500 double.
17569 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17570 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17571 specially for E500 double.
17572 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17573 TDmode for E500 double.
17574 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17575 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17576 (rs6000_split_multireg_move): Do not handle TDmode specially for
17578 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17579 using 64-bit registers for E500 double.
17580 (emit_frame_save): Do not handle DDmode specially for E500 double.
17581 (gen_frame_mem_offset): Likewise.
17582 (rs6000_function_value): Do not call spe_build_register_parallel
17583 for DDmode or TDmode.
17584 (rs6000_libcall_value): Likewise.
17585 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17586 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17589 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17594 2008-06-04 Junjie Gu <jgu@tensilica.com>
17596 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17597 comparison for frame pointers.
17599 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17602 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17604 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17607 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17608 register is already smaller or equal to required mode.
17610 2008-06-04 Xinliang David Li <davidxl@google.com>
17612 * tree-call-cdce.c: New file.
17613 (cond_dead_built_in_calls): New static variable.
17614 (input_domain): New struct.
17615 (check_pow): New function.
17616 (check_builtin_call): Ditto.
17617 (check_target_format): Ditto.
17618 (is_call_dce_candidate): Ditto.
17619 (gen_one_condition): Ditto.
17620 (gen_conditions_for_domain): Ditto.
17621 (get_domain): Ditto.
17622 (gen_conditions_for_pow_cst_base): Ditto.
17623 (gen_conditions_for_pow_int_base): Ditto.
17624 (gen_conditions_for_pow): Ditto.
17625 (get_no_error_domain): Ditto.
17626 (gen_shrink_wrap_conditions): Ditto.
17627 (shrink_wrap_one_built_in_call): Ditto.
17628 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17629 (tree_call_cdce): Ditto.
17630 (gate_call_cdce): Ditto.
17631 (pass_call_cdce): New gimple pass.
17632 * passes.c (init_optimization_passes): New pass.
17633 * tree-pass.h: New pass declaration.
17634 * opts.c (decode_options): New flag setting.
17635 * common.opt: Add -ftree-builtin-call-dce flag.
17636 * Makefile.in: Add new source file.
17637 * tempvar.def: New tv_id.
17638 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17640 2008-06-04 Richard Guenther <rguenther@suse.de>
17642 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17643 (is_call_clobbered): Always check var_ann->call_clobbered.
17644 (mark_call_clobbered): Always set var_ann->call_clobbered.
17645 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17646 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17647 (reset_alias_info): Clear call clobbering info on MTAGs and
17649 (set_pt_anything): Set pt_global_mem.
17650 (create_tag_raw): Adjust comment.
17651 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17653 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17654 Maxim Kuvyrkov <maxim@codesourcery.com>
17656 * config/m68k/m68k.opt (mxgot): New option.
17657 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17658 (m68k_output_addr_const_extra): New.
17659 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17660 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17661 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17662 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17664 2008-06-04 Richard Guenther <rguenther@suse.de>
17666 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17667 negative or non-representable offsets.
17669 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17671 * config/i386/i386.c (ix86_gen_leave): New.
17672 (ix86_gen_pop1): Likewise.
17673 (ix86_gen_add3): Likewise.
17674 (ix86_gen_sub3): Likewise.
17675 (ix86_gen_sub3_carry): Likewise.
17676 (ix86_gen_one_cmpl2): Likewise.
17677 (ix86_gen_monitor): Likewise.
17678 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17679 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17680 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17681 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17682 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17683 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17684 (ix86_expand_epilogue): Updated.
17685 (print_operand): Handle integer register operand for 'z'.
17686 (ix86_expand_strlensi_unroll_1): Likewise.
17687 (ix86_expand_strlen): Likewise.
17688 (ix86_expand_builtin): Likewise.
17689 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17690 mov{q}/mov{l} and add{q}/add{l}.
17692 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17694 * config/i386/i386.md (P): New mode iterator.
17695 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17696 using P mode iterator.
17697 (DFmode push_operand splitter): Ditto.
17698 (XFmode push_operand splitter): Ditto.
17699 (DFmode float_extend SFmode push_operand splitter): Ditto.
17700 (XFmode float_extend SFmode push_operand splitter): Do not generate
17701 SImode pushes for 64bit target. Macroize Dimode and SImode
17702 pushes using P mode iterator.
17703 (XFmode float_extend DFmode push_operand splitter): Ditto.
17705 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17707 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17708 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17709 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17710 return type to int.
17711 (ix86_call_abi_override): Remove check for call_used_regs.
17713 2008-06-03 Richard Guenther <rguenther@suse.de>
17715 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17716 for the lhs of calls if the return type contains pointers.
17718 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17720 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17721 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17722 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17723 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17724 of cfun and DEFAULT_ABI to deceide abi mode.
17725 (DEFAULT_ABI): New.
17726 (REG_PARM_STACK_SPACE): Removed.
17727 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17728 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17729 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17730 (ix86_function_abi): Likewise.
17731 (ix86_function_type_abi): Likewise.
17732 (ix86_call_abi_override): Likewise.
17733 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17734 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17735 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17736 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17738 (X86_64_REGPARM_MAX): New.
17739 (X86_64_SSE_REGPARM_MAX): New.
17740 (X64_REGPARM_MAX): New.
17741 (X64_SSE_REGPARM_MAX): New.
17742 (X86_32_REGPARM_MAX): New.
17743 (X86_32_SSE_REGPARM_MAX): New.
17744 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17745 (ix86_function_regparm): Handle user calling abi.
17746 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17747 by DEFAULT_ABI versus SYSV_ABI check.
17748 (ix86_reg_parm_stack_space): New.
17749 (ix86_function_type_abi): New.
17750 (ix86_call_abi_override): New.
17751 (ix86_function_abi): New.
17752 (ix86_cfun_abi): New.
17753 (init_cumulative_args): Call abi specific initialization.
17754 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17755 (function_arg_64): Extend SSE_REGPARM_MAX check.
17756 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17757 (ix86_pass_by_reference): Likewise.
17758 (ix86_function_value_regno_p): Likewise.
17759 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17760 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17761 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17762 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17763 (setup_incoming_varargs_64): Adjust regparm for call abi.
17764 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17765 (ix86_va_start): Likewise.
17766 (ix86_gimplify_va_arg): Likewise.
17767 (ix86_expand_prologue): Likewise.
17768 (output_pic_addr_const): Likewise.
17769 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17770 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17771 (x86_output_mi_thunk): Likewise.
17772 (x86_function_profiler): Likewise.
17773 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17774 (SYSV_ABI, MS_ABI): New constants.
17775 (DEFAULT_ABI): New.
17776 (init_regs): Add prototype of function in regclass.c file.
17777 (OVERRIDE_ABI_FORMAT): New.
17778 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17779 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17780 (OUTGOING_REG_PARM_STACK_SPACE): New.
17781 (ix86_reg_parm_stack_space): New prototype.
17782 (CUMULATIVE_ARGS): Add call_abi member.
17783 (machine_function): Add call_abi member.
17784 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17785 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17787 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17790 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17791 (avr_builtin_setjmp_frame_value): New function.
17792 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17793 (nonlocal_goto): Define.
17795 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17797 * config/mips/mips.c (mips_emit_loadgp): Return early if
17798 there is nothing do to, otherwise emit a blockage if
17799 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17800 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17802 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17804 * configure.ac: Drop unneeded backslash ending up in config.in.
17805 * acinclude.m4: Likewise.
17806 * config.in: Regenerate.
17808 2008-05-26 Jan Hubicka <jh@suse.cz>
17810 * predict.c (maybe_hot_frequency_p): Break out of...
17811 (maybe_hot_bb_p): ... here.
17812 (maybe_hot_edge_p): New.
17813 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17814 * basic-block.h (maybe_hot_edge_p): Declare.
17816 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17818 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17819 (*cmpfp_<mode>_cc): Ditto.
17820 (*fp_jcc_8<mode>_387): Ditto.
17821 (*fop_<MODEF:mode>_2_i387): Ditto.
17822 (*fop_<MODEF:mode>_3_i387): Ditto.
17823 (*fop_xf_2_i387): Ditto.
17824 (*fop_xf_3_i387): Ditto.
17826 2008-06-02 Tomas Bily <tbily@suse.cz>
17828 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17830 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17832 * config/mips/mips.c (mips_valid_offset_p): New function.
17833 (mips_valid_lo_sum_p): Likewise.
17834 (mips_classify_address): Use them.
17835 (mips_force_address): New function.
17836 (mips_legitimize_address): Use it.
17837 * config/mips/mips.md (MOVE128): New mode iterator.
17838 (movtf): Require TARGET_64BIT. Remove empty strings.
17839 (*movtf_internal): Rename to...
17840 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17841 of "R" and use {,fp}{load,store} attributes instead of "multi".
17842 Use a separate define_split.
17843 (*movtf_mips16): New pattern.
17845 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17847 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17848 * config/mips/mips.c (mips_expand_before_return): New function.
17849 (mips_expand_epilogue): Call it.
17850 * config/mips/mips.md (return): Turn into a define_expand.
17851 (*return): New insn.
17853 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17855 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17856 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17857 functions. Do not emit uses and clobbers of CONCATs; individually
17858 use and clobber their operands.
17859 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17860 gen_clobber, emit_use and gen_use.
17861 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17862 (expand_builtin_return): Likewise.
17863 * cfgbuild.c (count_basic_blocks): Likewise.
17864 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17865 * explow.c (emit_stack_restore): Likewise.
17866 * expmed.c (extract_bit_field_1): Likewise.
17867 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17868 (emit_move_multi_word, store_constructor): Likewise.
17869 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17870 (thread_prologue_and_epilogue_insns): Likewise.
17871 * lower-subreg.c (resolve_simple_move): Likewise.
17872 * optabs.c (widen_operand, expand_binop): Likewise.
17873 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17874 * reload.c (find_reloads): Likewise.
17875 * reload1.c (eliminate_regs_in_insn): Likewise.
17876 * stmt.c (expand_nl_goto_receiver): Likewise.
17877 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17878 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17879 * config/arm/arm.c (arm_load_pic_register): Likewise.
17880 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17881 * config/arm/arm.md (untyped_return): Likewise.
17882 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17883 * config/avr/avr.c (expand_prologue): Likewise.
17884 * config/bfin/bfin.c (do_unlink): Likewise.
17885 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17886 * config/cris/cris.c (cris_expand_prologue): Likewise.
17887 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17888 (machopic_legitimize_pic_address): Likewise.
17889 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17890 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17891 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17892 (ix86_expand_convert_uns_didf_sse): Likewise.
17893 (ix86_expand_vector_init_general): Likewise.
17894 * config/ia64/ia64.md (eh_epilogue): Likewise.
17895 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17896 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17897 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17898 (config/iq2000/iq2000.c): Likewise.
17899 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17900 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17901 (builtin_longjmp): Likewise.
17902 * config/mn10300/mn10300.md (call, call_value): Likewise.
17903 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17904 * config/pdp11/pdp11.md (abshi2): Likewise.
17905 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17906 * config/s390/s390.c (s390_emit_prologue): Likewise.
17907 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17908 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17909 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17910 * config/sh/sh.c (prepare_move_operands): Likewise.
17911 (output_stack_adjust, sh_expand_epilogue): Likewise.
17912 (sh_set_return_address, sh_expand_t_scc): Likewise.
17913 * config/sparc/sparc.c (load_pic_register): Likewise.
17914 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17915 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17916 * config/v850/v850.c (expand_epilogue): Likewise.
17918 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17920 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17921 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17922 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17923 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17924 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17925 stack pointer register.
17926 (output_movhi): Remove code for interrupt specific writing to the
17927 stack pointer register.
17929 2008-05-31 Richard Guenther <rguenther@suse.de>
17931 PR tree-optimization/34244
17932 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17933 (tree_expr_nonzero_warnv_p): Likewise.
17934 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17935 ssa_name_nonnegative_p.
17936 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17937 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17938 not tree_expr_nonzero_warnv_p.
17940 PR tree-optimization/36262
17942 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17944 PR tree-optimization/34244
17945 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17946 (record_numbers_of_iterations): New function.
17947 (execute_vrp): Cache the numbers of iterations of loops.
17948 * tree-scalar-evolution.c (scev_reset_except_niters):
17950 (scev_reset): Use scev_reset_except_niters.
17951 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17953 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17955 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17956 __WORKAROUND_RETS when appropriate.
17958 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17960 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17961 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17963 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17964 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17965 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17966 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17967 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17968 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17969 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17970 *fop_df_1_sse insn patterns using MODEF mode iterator.
17971 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17972 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17973 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17974 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17975 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17976 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17977 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17978 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17979 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17980 (*fop_xf_5_i387): Ditto.
17981 (*fop_xf_6_i387): Ditto.
17983 2008-05-30 Richard Guenther <rguenther@suse.de>
17985 * builtins.c (build_string_literal): Avoid generating
17986 a non-gimple_val result.
17988 2008-05-30 DJ Delorie <dj@redhat.com>
17990 * exec-tool.in: Use an environment variable (private) instead of a
17991 file (shared) as a semaphore, so as to not break parallel builds.
17993 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17995 * optabs.c (maybe_encapsulate_block): Remove.
17996 (emit_libcall_block): Adjust accordingly.
17997 * optabs.h (maybe_encapsulate_block): Remove prototype.
17999 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
18000 Don't use maybe_encapsulate_block.
18002 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
18004 * config/rs6000/rs6000.c (rs6000_legitimize_address,
18005 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
18006 rtx is a SYMBOL_REF before calling get_pool_constant.
18008 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
18010 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
18012 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
18014 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
18015 rather than OS names to choose INO_T_EQ definition.
18016 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
18017 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
18019 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
18022 * config/darwin-f.c: New.
18023 * config/t-darwin: Added rule to build darwin-f.o.
18024 * config.gcc: Defined new variable, fortran_target_objs.
18025 (*-*-darwin*): Set fortran_target_objs.
18026 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
18027 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
18028 * configure: Regenerated.
18030 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
18034 canonical type if needed.
18036 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18038 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18040 2008-05-29 Richard Guenther <rguenther@suse.de>
18042 PR tree-optimization/36343
18043 PR tree-optimization/36346
18044 PR tree-optimization/36347
18045 * tree-flow.h (clobber_what_p_points_to): Declare.
18046 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18047 pointed-to variable is dereferenced is irrelevant to whether
18048 the pointer can access the pointed-to variable.
18049 (clobber_what_p_points_to): New function.
18050 * tree-ssa-alias.c (set_initial_properties): Use it.
18051 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18052 call clobber check for NMTs.
18054 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18056 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18057 for printing gcov_type.
18059 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18061 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18062 and the eh region information.
18063 * value-prof.c (gimple_move_stmt_histograms): New function.
18064 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18066 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18068 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18070 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
18072 * value-prof.c (tree_ic_transform): Print counts.
18073 * tree-profile.c (tree_gen_ic_func_profiler):
18074 Clear __gcov_indreict_call_callee variable to avoid misattribution
18077 2008-05-28 Rafael Espíndola <espindola@google.com>
18079 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18082 2008-05-28 Richard Guenther <rguenther@suse.de>
18084 PR tree-optimization/36339
18085 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18086 and clobbering code out of the loop.
18088 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18090 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18093 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18094 s390_contiguous_bitmask_p, s390_symref_operand_p,
18095 s390_check_symref_alignment, s390_reload_larl_operand,
18096 s390_reload_symref_address): New functions.
18097 (s390_branch_condition_mnemonic): Support compare and branch
18099 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18100 and 'W' constraints.
18101 (s390_secondary_reload): Add secondary reloads for unaligned
18102 symbol refs or symbol refs to floating point or QI/TI mode
18104 (legitimate_address_p): Accept symbol references as addresses.
18105 (s390_expand_insv): Use rotate and insert selected bits
18106 instruction for insv when building for z10.
18107 (print_operand_address): Handle symbol ref addresses.
18108 (print_operand): Output modifier 'c' added for signed byte values.
18109 (s390_encode_section_info): Mark symbol refs with
18110 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18112 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18113 (length attribute): RRF, RRR have 4 byte length.
18114 (FPALL, INTALL): New mode iterators added.
18115 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18116 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18117 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18118 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18119 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18120 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18121 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18122 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18124 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18125 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18126 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18127 reload<INTALL:mode><P:mode>_toreg_z10,
18128 reload<FPALL:mode><P:mode>_tomem_z10,
18129 reload<FPALL:mode><P:mode>_toreg_z10,
18130 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18131 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18132 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18133 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18135 (movmem, clrmem, cmpmem): New splitters added.
18137 * config/s390/predicates.md (larl_operand): Use
18138 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18139 SYMBOL_REF_ALIGN1_P.
18140 (s390_signed_integer_comparison,
18141 s390_unsigned_integer_comparison): New predicates.
18143 * config/s390/s390-protos.h (s390_check_symref_alignment,
18144 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18145 s390_reload_symref_address,
18146 s390_compare_and_branch_condition_mask): Prototypes added.
18148 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18149 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18150 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18152 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18154 * config/s390/s390.c (z10_cost): New cost function for z10.
18155 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18156 (s390_issue_rate): Adjust issue rate for z10.
18157 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18158 (processor_flags): Add PF_Z10.
18159 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18160 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18161 * gcc/config.gcc: Add z10.
18163 2008-05-28 Richard Guenther <rguenther@suse.de>
18165 PR tree-optimization/36291
18166 * tree-flow. h (struct gimple_df): Remove var_anns member.
18167 * tree-flow-inline.h (gimple_var_anns): Remove.
18168 (var_ann): Simplify.
18169 * tree-dfa.c (create_var_ann): Simplify.
18170 (remove_referenced_var): Clear alias info from var_anns of globals.
18171 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18172 (delete_tree_ssa): Clear alias info from var_anns of globals.
18173 Do not free var_anns.
18174 (var_ann_eq): Remove.
18175 (var_ann_hash): Likewise.
18177 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18179 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18180 and loongson2f entries.
18181 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18182 * config/mips/mips.h (processor_type): Add Loongson-2E
18183 and Loongson-2F entries.
18184 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18185 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18186 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18187 * doc/invoke.texi (MIPS Options): Document loongson2e
18188 and loongson2f processor names.
18190 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18194 * config/i386/i386.c (ix86_function_arg_boundary): Use
18195 alignment of canonical type.
18196 (ix86_expand_vector_move): Check unaligned memory access for
18199 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18201 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18202 Moved to the front of file.
18204 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18205 H.J. Lu <hongjiu.lu@intel.com>
18207 * dwarf2out.c (current_fde): New.
18209 (lookup_cfa:): Likewise.
18210 (dwarf2out_end_epilogue): Likewise.
18211 (dwarf2out_note_section_used): Likewise.
18213 2008-05-27 Michael Matz <matz@suse.de>
18216 * c.opt (Wenum-compare): New warning option.
18217 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18219 2008-05-27 Michael Matz <matz@suse.de>
18221 PR middle-end/36326
18222 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18224 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18225 into memory as tail calls.
18227 2008-05-27 Richard Guenther <rguenther@suse.de>
18229 PR tree-optimization/36339
18230 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18231 pointers cause all addressable variables to be call clobbered.
18233 2008-05-27 Richard Guenther <rguenther@suse.de>
18235 PR tree-optimization/36245
18236 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18238 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18240 * config/s390/s390.md: Replace all occurences of the 'm'
18241 constraint with 'RT'.
18243 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18245 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18247 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18249 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18250 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18251 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18253 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18255 * reload.c (find_reloads): Skip alternatives according to the
18256 "enabled" attribute. Constify the constraint variable.
18257 * recog.c (get_attr_enabled): Add default implementation.
18258 (extract_insn): Set the alternative_enabled_p array
18259 in the recog_data struct.
18260 (preprocess_constraints, constrain_operands): Skip
18261 alternatives according to the "enabled" attribute
18262 * recog.h (struct recog_data): New field alternative_enabled_p.
18263 (skip_alternative): New inline function.
18264 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18265 (record_reg_classes): Skip alternative according to the
18266 "enabled" attribute.
18268 * doc/md.texi: Add documention for the "enabled" attribute.
18270 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18273 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18274 constraint with TARGET_MEM_CONSTRAINT.
18275 * recog.c (asm_operand_ok, preprocess_constraints,
18276 constrain_operands): Likewise.
18277 * regclass.c (record_reg_classes): Likewise.
18278 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18279 * reload1.c (maybe_fix_stack_asms): Likewise.
18280 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18281 * recog.h: Adjust comment.
18282 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18283 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18284 * doc/md.texi: Add a note to description of 'm' constraint.
18285 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18287 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18289 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18290 that the bitfield is of integral type before testing its precision.
18292 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18293 Sa Liu <saliu@de.ibm.com>
18295 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18296 __modti3, __udivti3, __umodti3 and __udivmodti4.
18297 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18298 that implement TImode mul and div functions.
18299 * config/spu/multi3.c: New. Implement __multi3.
18300 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18301 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18304 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18306 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18307 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18308 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18309 tls_sysv_suffix): New mode and mode attribute iterators.
18310 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18311 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18312 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18313 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18314 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18317 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18319 PR tree-optimization/36329
18320 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18321 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18322 * cgraphbuild.c (initialize_inline_failed): Use the latter
18323 macro in lieu of the former.
18324 * ipa-inline.c (cgraph_mark_inline): Likewise.
18325 (cgraph_decide_inlining_of_small_function): Likewise.
18326 (cgraph_decide_inlining): Likewise.
18327 (cgraph_decide_inlining_incrementally): Likewise.
18329 2008-05-26 Tristan Gingold <gingold@adacore.com>
18330 Anatoly Sokolov <aesok@post.ru>
18332 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18333 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18334 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18335 optimization for 'avr6' architecture.
18337 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18340 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18342 2008-05-26 Richard Guenther <rguenther@suse.de>
18344 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18345 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18347 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18349 PR middle-end/36253
18350 * caller-save.c (insert_restore): Verify alignment of spill space.
18351 (insert_save): Likewise.
18352 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18353 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18354 (STACK_SLOT_ALIGNMENT): Likewise.
18355 * function.c (LOCAL_ALIGNMENT): Removed.
18356 (get_stack_local_alignment): New.
18357 (assign_stack_local): Use it. Set alignment on stack slot.
18358 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18359 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18360 (STACK_SLOT_ALIGNMENT): New.
18361 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18362 stack slot in XFmode.
18364 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18366 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18369 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18370 argument operand in rax isn't removed.
18372 2008-05-26 Richard Guenther <rguenther@suse.de>
18374 PR middle-end/36300
18375 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18376 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18378 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18381 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18383 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18385 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18386 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18388 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18390 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18391 build a trampoline if we don't want one.
18392 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18393 return zero for nested functions if we don't want a trampoline.
18395 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18397 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18399 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18402 * c.opt: Removed undocumented option '-lang-fortran'.
18403 * c-common.h: Removed global variable 'lang_fortran'.
18404 * c-opts.c (c_common_handle_option): Removed code to handle
18405 option '-lang-fortran'. Updated includes.
18406 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18407 definition of '__GFORTRAN__'.
18408 (define__GNUC__): Reimplemented to use BASEVER and
18409 cpp_define_formatted.
18410 (builtin_define_with_value_n): Removed.
18411 * c-incpath.h: Renamed to ...
18412 * incpath.h: ... this.
18413 * c-incpath.c: Renamed to ...
18414 * incpath.c: ... this. Updated includes.
18415 * fix-header.c: Updated includes.
18416 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18417 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18418 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18420 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18422 * tree.h: Update the table of flags used on tree nodes.
18423 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18424 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18425 (FORCED_LABEL): Add access check.
18426 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18427 (ASM_INPUT_P): Likewise.
18428 (ASM_VOLATILE_P): Likewise.
18429 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18430 (OMP_SECTION_LAST): Access private_flag directly.
18431 (OMP_RETURN_NOWAIT): Likewise.
18432 (OMP_PARALLEL_COMBINED): Likewise.
18433 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18434 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18435 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18436 deprecated_flag directly.
18438 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18440 * final.c (frame_pointer_needed): Removed.
18441 * flags.h (frame_pointer_needed): Likewise.
18443 * function.h (rtl_data): Add frame_pointer_needed.
18444 (frame_pointer_needed): New.
18446 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18448 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18450 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18452 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18455 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18457 * c-common.c (strip_array_types): Move function to..
18459 (get_inner_array_type): Delete.
18460 * c-common.h (strip_array_types): Move declaration to..
18462 (get_inner_array_type): Delete.
18463 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18464 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18465 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18466 * config/pa/pa.c (emit_move_sequence): Likewise.
18468 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18470 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18473 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18475 * function.c: Include target hook for nonlocal_goto frame value.
18477 2008-05-24 Richard Guenther <rguenther@suse.de>
18479 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18480 variable can be only accessed through a pointer or a union.
18482 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18484 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18485 * doc/extend.texi: Likewise.
18487 2008-05-23 DJ Delorie <dj@redhat.com>
18489 * config/m32c/jump.md (untyped_call): Add.
18491 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18492 for A24 to PSImode.
18493 (m32c_address_cost): Detail costs for indirect offsets.
18495 2008-05-23 Rafael Espíndola <espindola@google.com>
18497 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18498 if a node is a SUBREG.
18499 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18502 2008-05-23 Paul Brook <paul@codesourcery.com>
18503 Carlos O'Donell <carlos@codesourcery.com>
18505 * doc/extend.texi: Clarify use of __attribute__((naked)).
18506 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18507 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18508 * function.c (use_register_for_decl): Use
18509 targetm.calls.allocate_stack_slots_for_args.
18510 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18511 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18512 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18514 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18516 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18518 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18520 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18521 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18522 is only rounded once.
18524 2008-05-23 Richard Guenther <rguenther@suse.de>
18526 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18528 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18529 Jakub Jelinek <jakub@redhat.com>
18532 * configure.ac: Handle --enable-cld.
18533 * configure: Regenerated.
18534 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18535 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18536 (ix86_current_function_needs_cld): New define.
18537 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18538 (cld): New isns pattern.
18539 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18540 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18541 * config/i386/i386.opt (mcld): New option.
18542 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18543 TARGET_CLD and ix86_current_function_needs_cld.
18544 (override_options): Use -mcld by default for 32-bit code if
18547 * doc/install.texi (Options specification): Document --enable-cld.
18548 * doc/invoke.texi (Machine Dependent Options)
18549 [i386 and x86-64 Options]: Add -mcld option.
18550 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18552 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18553 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18554 (return_in_memory_64): Likewise.
18555 (return_in_memory_ms_64): Likewise.
18557 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18559 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18560 * builtins.c (fold_builtin_fpclassify): New.
18561 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18562 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18563 * c-common.c (handle_type_generic_attribute): Adjust to accept
18564 fixed arguments before an elipsis.
18565 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18566 * doc/extend.texi: Document __builtin_fpclassify.
18568 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18570 * omp-low.c (gate_expand_omp_ssa): Remove.
18571 (pass_expand_omp_ssa): Remove.
18572 (gate_expand_omp): Do not check for flag_openmp_ssa.
18573 * common.opt (-fopenmp-ssa): Remove.
18574 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18576 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18578 * config/sh/sh.opt (mfixed-range): New option.
18579 * config/sh/sh-protos.h (sh_fix_range): Declare.
18580 * config/sh/sh.c (sh_fix_range): New function.
18581 * config/sh/sh.h (sh_fixed_range_str): Declare.
18582 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18584 * doc/invoke.texi (SH Options): Document -mfixed-range.
18586 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18588 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18589 it before the redeclaration.
18591 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18593 * config/avr/avr.c (get_sequence_length): Add new function.
18594 (expand_prologue, expand_epilogue): Remove duplicate code.
18596 2008-05-22 Rafael Espíndola <espindola@google.com>
18598 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18601 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18603 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18604 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18606 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18607 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18608 (vect_update_misalignment_for_peel): Likewise.
18609 (vector_alignment_reachable_p): Likewise.
18610 * tree-vect-transform.c (vectorizable_load): Likewise.
18611 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18612 (get_vectype_for_scalar_type): Pass mode of scalar_type
18613 to UNITS_PER_SIMD_WORD.
18615 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18616 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18617 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18618 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18619 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18621 2008-05-22 Ira Rosen <irar@il.ibm.com>
18623 PR tree-optimization/36293
18624 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18625 if the first load must be skipped because of a gap.
18627 2008-05-22 Richard Guenther <rguenther@suse.de>
18629 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18630 more cases of offset disambiguation that is possible if
18631 strict-aliasing rules apply.
18632 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18633 for basic offset and type-based disambiguation.
18635 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18637 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18638 ix86_expand_vector_set on V16QImode for SSE4.1.
18640 2008-05-21 Tom Tromey <tromey@redhat.com>
18642 * c.opt (Wimport): Mark as undocumented.
18643 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18645 (Warning Options): Likewise.
18646 * doc/cppopts.texi: Don't mention -Wimport.
18648 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18650 PR tree-optimization/36287
18651 PR tree-optimization/36286
18652 * lambda-code.c (build_access_matrix): Do not use the loop->num
18653 for computing the number of induction variables: use the loop depth
18656 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18659 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18660 option -f(no-)leading-underscore.
18662 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18664 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18665 GET_MODE_NUNITS (mode).
18667 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18669 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18670 (-mmulhw): Add 464 to description.
18671 (-mdlmzb): Likewise.
18672 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18673 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18675 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18676 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18677 * config/rs6000/rs6000.md: Update comments for 464.
18679 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18681 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18683 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18685 * config/i386/sse.md (vec_extractv4sf): Removed.
18686 (vec_extractv2df): Likewise.
18687 (vec_extractv2di): Likewise.
18688 (vec_extractv4si): Likewise.
18689 (vec_extractv8hi): Likewise.
18690 (vec_extractv16qi): Likewise.
18691 (vec_extract<mode>): New.
18693 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18695 * config/i386/sse.md (vec_setv4sf): Removed.
18696 (vec_setv2df): Likewise.
18697 (vec_setv2di): Likewise.
18698 (vec_setv4si): Likewise.
18699 (vec_setv8hi): Likewise.
18700 (vec_setv16qi): Likewise.
18701 (vec_set<mode>): New.
18703 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18705 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18706 goto for vec_concat and vec_interleave.
18708 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18710 * config/i386/sse.md (vec_initv4sf): Removed.
18711 (vec_initv2df): Likewise.
18712 (vec_initv2di): Likewise.
18713 (vec_initv4si): Likewise.
18714 (vec_initv8hi): Likewise.
18715 (vec_initv16qi): Likewise.
18716 (vec_init<mode>): New.
18718 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18720 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18722 2008-05-21 Tom Tromey <tromey@redhat.com>
18724 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18725 (zone_find_object_offset): Likewise.
18726 (gt_ggc_m_S): Likewise.
18727 (highest_bit): Likewise.
18728 * ggc-page.c (gt_ggc_m_S): New function.
18729 * stringpool.c (string_stack): Remove.
18730 (init_stringpool): Update.
18731 (ggc_alloc_string): Use ggc_alloc.
18732 (maybe_delete_ident): New function.
18733 (ggc_purge_stringpool): Likewise.
18734 (gt_ggc_m_S): Remove.
18735 * ggc-common.c (ggc_protect_identifiers): New global.
18736 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18737 ggc_protect_identifiers.
18738 * ggc.h (ggc_protect_identifiers): Declare.
18739 (gt_ggc_m_S): Update.
18740 (ggc_purge_stringpool): Declare.
18741 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18742 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18744 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18746 2008-05-21 David S. Miller <davem@davemloft.net>
18748 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18751 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18753 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18756 2008-05-20 David Daney <ddaney@avtrex.com>
18758 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18759 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18760 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18761 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18762 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18763 (atomic_hiqi_op): New define_code_iterator.
18764 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18765 mips_expand_compare_and_swap_12.
18766 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18767 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18768 (sync_<optab><mode>, sync_old_<optab><mode>,
18769 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18770 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18771 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18772 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18773 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18774 (test_and_set_12): New insn.
18775 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18776 sync_new_<optab><mode>, sync_old_nand<mode>,
18777 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18778 clobber to operand 0 for SI and DI mode insns.
18779 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18780 mips_gen_fn_4): New typedefs.
18781 (mips_gen_fn_ptrs): Define new union type.
18782 (mips_expand_compare_and_swap_12): Remove declaration.
18783 (mips_expand_atomic_qihi): Declare function.
18784 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18785 (mips_expand_atomic_qihi): ... this. Use new generator function
18787 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18788 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18789 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18790 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18791 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18792 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18793 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18794 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18795 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18796 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18799 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18801 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18804 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18806 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18807 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18808 (avr_attribute_table): Add 'OS_main' function attribute.
18809 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18810 functions with 'OS_main' attribute.
18812 2008-05-20 Richard Guenther <rguenther@suse.de>
18814 PR tree-optimization/35204
18815 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18816 helper, split out from ...
18817 (DFS): ... here. Make the DFS walk non-recursive.
18819 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18820 Jan Sjodin <jan.sjodin@amd.com>
18822 PR tree-optimization/36181
18823 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18824 (parallelize_loops): Don't parallelize when the loop has vector
18827 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18828 Sebastian Pop <sebastian.pop@amd.com>
18830 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18831 matrix, and never look at the tree representation of the memory
18833 (linear_transform_loops): Computes parameters and access matrices.
18834 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18836 (access_matrix_get_index_for_parameter): New.
18837 * tree-data-ref.h (struct access_matrix): New.
18838 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18839 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18840 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18841 am_vector_index_for_loop): New.
18842 (struct data_reference): Add field access_matrix.
18843 (DR_ACCESS_MATRIX): New.
18844 (compute_data_dependences_for_loop): Update declaration.
18845 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18846 * lambda.h (lambda_vector_vec_p): Declared.
18847 * lambda-code.c: Depend on pointer-set.h.
18848 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18849 av_for_af_base, av_for_af, build_access_matrix,
18850 lambda_compute_access_matrices): New.
18851 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18853 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18855 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18856 $SOURCEDIR/include.
18858 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18859 Sebastian Pop <sebastian.pop@amd.com>
18861 PR tree-optimization/36206
18862 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18864 (instantiate_scev_1): Rename flags to fold_conversions.
18865 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18866 outeside instantiation_loop.
18867 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18868 (evolution_function_is_affine_or_constant_p): Removed.
18869 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18871 (analyze_siv_subscript): Pass in the loop nest number.
18872 Call evolution_function_is_affine_in_loop instead of
18873 evolution_function_is_affine_p.
18874 (analyze_overlapping_iterations): Pass in the loop nest number.
18876 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18877 Sebastian Pop <sebastian.pop@amd.com>
18879 PR tree-optimization/36206
18880 * tree-chrec.h (chrec_fold_op): New.
18881 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18884 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18886 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18888 (remove_duplicates): Do not set inode on non-inode systems.
18891 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18893 * config.gcc (tm_file): Update comments about relative pathnames.
18895 2008-05-20 Richard Guenther <rguenther@suse.de>
18897 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18898 * tree-ssa-sccvn.c (process_scc): Likewise.
18899 * tree-ssa-sink.c (execute_sink_code): Likewise.
18900 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18901 * tree-vrp.c (process_assert_insertions): Likewise.
18902 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18903 (perform_tree_ssa_dce): Likewise.
18904 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18905 (dump_dominator_optimization_stats): Likewise.
18906 * tree-vectorizer.c (vectorize_loops): Likewise.
18908 2008-05-20 Richard Guenther <rguenther@suse.de>
18910 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18912 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18914 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18915 (ix86_i386elf_return_in_memory): Likewise.
18916 (ix86_i386interix_return_in_memory): Likewise.
18917 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18918 (SUBTARGET_RETURN_IN_MEMORY): New.
18919 * config/i386/i386elf.h: Likewise.
18920 * config/i386/ptx4-i.h: Likewise.
18921 * config/i386/sol2-10.h: Likewise.
18922 * config/i386/sysv4.h: Likewise.
18923 * config/i386/vx-common.h: Likewise.
18924 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18925 * config/i386/i386.c (ix86_return_in_memory): Made static and
18926 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18927 (ix86_i386elf_return_in_memory): Removed.
18928 (ix86_i386interix_return_in_memory): Removed.
18929 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18930 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18932 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18934 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18936 2008-05-19 Xinliang David Li <davidxl@google.com>
18938 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18940 * common.opt: Ditto.
18941 * doc/invoke.texi: Ditto.
18943 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18945 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18946 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18948 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18950 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18951 sizes of operand array from 8/4 to 4/2.
18952 (ix86_expand_vector_init_general): Change size of operand array
18953 from 32 to 16. Remove op0, op1 and half_mode.
18955 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18957 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18958 (ix86_expand_vector_init_interleave): Likewise.
18959 (ix86_expand_vector_init_general): Use them. Assert
18960 word_mode == SImode when n_words == 4.
18962 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18964 * config/i386/i386.c (ix86_secondary_reload): New static function.
18965 (TARGET_SECONDARY_RELOAD): New define.
18966 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18967 * config/i386/i386.md (reload_outqi): Remove.
18969 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18971 PR middle-end/35509
18972 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18973 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18974 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18975 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18976 (fold_builtin_1): Likewise.
18977 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18978 c-common.c (check_builtin_function_arguments): Handle
18979 BUILT_IN_ISINF_SIGN.
18980 * doc/extend.texi: Document __builtin_isinf_sign.
18981 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18983 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18986 EH cleanup at the end of the pass, search for those that have been
18987 turned into forwarder blocks and do the cleanup on their successor.
18989 2008-05-18 Richard Guenther <rguenther@suse.de>
18991 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18992 pointers to sizetype and vice versa.
18994 2008-05-18 Xinliang David Li <davidxl@google.com>
18996 * gcc/tree-ssa-dce.c: Coding style fix.
18997 (check_pow): Documentation comment.
18998 (check_log): Documenation comment. Coding style fix.
18999 (is_unnecessary_except_errno_call): Ditto.
19000 (gen_conditions_for_pow): Ditto.
19001 (gen_conditions_for_log): Ditto.
19002 (gen_shrink_wrap_conditions): Ditto.
19003 (shrink_wrap_one_built_in_calls): Ditto.
19004 * gcc/doc/invoke.texi: Better documentation string.
19005 * ChangeLog: Fix wrong change log entries from
19006 May 17 checkin on function call DCE.
19008 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
19010 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
19012 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
19014 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
19015 * df-problems.c (simulation routines): Fixed block comment to
19016 properly say how to add forwards scanning functions.
19018 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19020 * tree-inline.c (setup_one_parameter): Remove dead code.
19022 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19024 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
19025 a BIT_AND_EXPR only for an INTEGER_TYPE.
19027 2008-05-17 Xinliang David Li <davidxl@google.com>
19029 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
19030 (check_pow, check_log, is_unnecessary_except_errno_call): New
19031 functions to check for eliminating math functions that are pure
19032 except for setting errno.
19033 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
19034 general condition expressions for shrink-wrapping pow/log calls.
19035 (gen_shrink_wrap_conditions): Ditto.
19036 (shrink_wrap_one_built_in_call): Ditto.
19037 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19038 (mark_operand_necessary): If debugging, output if OP is necessary.
19039 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19041 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19043 * gcc/common.opt: New user flag -ftree-builtin-dce.
19044 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19046 2008-05-16 David S. Miller <davem@davemloft.net>
19048 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19049 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19051 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
19054 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19056 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19058 * ifcvt.c (dead_or_predicable): Rename
19059 df_simulate_one_insn_backwards to df_simulate_one_insn.
19060 * recog.c (peephole2_optimize): Ditto.
19061 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19063 * df.h: Rename df_simulate_one_insn_backwards to
19064 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19065 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19066 scanning of defs and uses.
19067 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19068 (df_simulate_one_insn_forwards): Removed.
19070 2008-05-16 Doug Kwan <dougkwan@google.com>
19072 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19074 (real_from_string): Handle NaNs and Inf as approriate.
19076 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19078 * doc/gty.texi (Source Files Containing Type Information): Note
19079 that headers should appear first in the gtfiles list.
19081 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19083 * tree.def (COND_EXEC): Properly documented this code.
19085 2008-05-16 Diego Novillo <dnovillo@google.com>
19087 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19088 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19091 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19093 * tree-ssa-dse (max_stmt_uid): Removed.
19094 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19095 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19096 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19097 * function.h (cfun.last_stmt_uid): New field.
19098 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19099 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19101 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19102 (create_stmt_ann): Initialize the ann->uid field.
19103 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19105 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19107 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19109 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19110 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19111 (init_empty_tree_cfg): Call it.
19113 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19115 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19118 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19120 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19121 * tree-dump.c (dump_options): New verbose option.
19122 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19124 * tree-pass.h (TDF_VERBOSE): New dump flag.
19125 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19126 (tree-flow.h): Added include.
19127 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19129 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19131 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19133 From Jie Zhang <jie.zhang@analog.com>
19134 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19135 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19136 mcpu=bf561-none and mcpu=bf561-0.2.
19137 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19138 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19139 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19140 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19141 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19142 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19143 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19145 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19146 (cputype_selected): Remove.
19147 (bfin_handle_option): Don't use cputype_selected.
19148 (override_options): When no mcpu option, enable all workarounds.
19149 Don't use bfin_workarounds.
19150 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19152 (DEFAULT_CPU_TYPE): Don't define.
19154 2008-05-16 Richard Guenther <rguenther@suse.de>
19156 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19157 on deletion of the last stmt.
19159 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19161 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19162 V8HImode for SSE2 and V16QImode for SSE4.1.
19164 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19166 * cgraph.h (compute_inline_parameters): Made public.
19167 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19168 variable_generate_summary, function_write_summary,
19169 variable_write_summary, variable_read_summary. Added generate_summary,
19170 write_summary, read_summary.
19171 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19172 pass_ipa_inline.function_generate_summary, to
19173 compute_inline_parameters.
19174 * ipa-inline.c (compute_inline_parameters): Made public and added
19176 (compute_inline_parameters_for_current): New function.
19177 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19178 (inline_generate_summary): Removed parameter and made to loop over
19180 (pass_ipa_inline): Updated for new IPA_PASS structure.
19181 * passes.c (execute_ipa_summary_passes): Now is called once per
19182 pass rather than once per node*pass.
19184 2008-05-15 Anatoly Sokolov <aesok@post.ru>
19186 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19187 avr_have_mul_p, avr_asm_only_p): Remove variables.
19188 (avr_override_options): Remove initialization of removed variables.
19189 (avr_file_start): Convert removed variables to fields of
19190 'struct base_arch_s *avr_current_arch'.
19191 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19192 (AVR_HAVE_MUL): (Ditto.).
19193 (AVR_HAVE_MOVW): (Ditto.).
19194 (AVR_HAVE_LPMX): (Ditto.).
19195 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19196 avr_asm_only_p): Remove declaration.
19198 2008-05-15 Diego Novillo <dnovillo@google.com>
19200 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19201 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19203 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19205 PR middle-end/36194
19206 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19207 Don't call record_truncated_value from here.
19208 (record_truncated_value): Turn it into a for_each_rtx callback.
19209 (record_truncated_values): New function.
19210 (combine_instructions): Call note_uses with record_truncated_values.
19211 Change name of check_conversion to check_promoted_subreg.
19213 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19215 * doc/sourcebuild.texi: Document support for torture tests.
19217 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19219 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19220 to alternative 4 of operand 2.
19222 2008-05-15 Richard Guenther <rguenther@suse.de>
19224 * tree-pass.h (current_pass): Declare.
19225 (get_pass_for_id): Likewise.
19226 * passes.c (passes_by_id, passes_by_id_size): New globals.
19227 (set_pass_for_id): New function.
19228 (get_pass_for_id): Likewise.
19229 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19230 (execute_function_todo): Flush per function statistics.
19231 * toplev.c (compile_file): Init statistics.
19232 (general_init): Do early statistics initialization.
19233 (finalize): Finish statistics.
19234 * statistics.h (statistics_early_init): Declare.
19235 (statistics_init): Likewise.
19236 (statistics_fini): Likewise.
19237 (statistics_fini_pass): Likewise.
19238 (statistics_counter_event): Likewise.
19239 (statistics_histogram_event): Likewise.
19240 * statistics.c: New file.
19241 * Makefile.in (OBJS-common): Add statistics.o.
19242 (statistics.o): Add dependencies.
19243 * doc/invoke.texi (-fdump-statistics): Document.
19245 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19246 (insert): Likewise.
19247 (execute_pre): Use statistics_counter_event.
19248 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19249 (substitute_and_fold): Increment it. Use statistics_counter_event.
19251 2008-05-15 Diego Novillo <dnovillo@google.com>
19253 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19255 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19256 * tree-ssa-alias.c (new_type_alias): Remove references to
19257 sub-variables from comment.
19258 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19260 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19262 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19263 attribute to 1 only for insertps alternative.
19265 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19267 * config/bfin/bfin.md (loadbytes): New pattern.
19268 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19269 (bfin_init_builtins): Initialize it.
19270 (bdesc_1arg): Add it.
19272 2008-05-15 Sa Liu <saliu@de.ibm.com>
19274 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19275 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19276 * testsuite/lib/target-supports.exp: Add
19277 check_effective_target_fortran_integer_16.
19279 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19281 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19282 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19283 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19284 (TARGET_RETURN_IN_MEMORY): Define.
19286 2008-05-15 Richard Guenther <rguenther@suse.de>
19288 PR middle-end/36244
19289 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19290 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19291 represent unmodifiable vars.
19293 2008-05-15 Richard Guenther <rguenther@suse.de>
19295 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19296 INDIRECT_REF and TARGET_MEM_REF.
19297 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19300 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19301 H.J. Lu <hongjiu.lu@intel.com>
19303 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19304 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19305 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19306 insn alternatives. Add missing alternatives.
19307 (*vec_concatv2di_rex64_sse4_1): Likewise.
19308 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19309 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19310 Require TARGET_SSE.
19312 2008-05-15 Richard Guenther <rguenther@suse.de>
19314 PR tree-optimization/36009
19315 PR tree-optimization/36204
19316 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19317 (determine_invariantness_stmt): Record the loop a store is
19318 always executed in.
19319 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19322 2008-05-15 Richard Guenther <rguenther@suse.de>
19324 PR tree-optimization/34330
19325 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19326 through the pointer will alias the SMT.
19328 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19330 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19332 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19334 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19336 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19337 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19339 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19340 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19341 (vashl_optab): New optab for vector/vector shifts.
19342 (vashr_optab): Ditto.
19343 (vlshr_optab): Ditto.
19344 (vrotl_optab): Ditto.
19345 (vrotr_optab): Ditto.
19346 (optab_subtype): New enum for optab_for_tree_code call.
19347 (optab_for_tree_code): Add enum optab_subtype argument.
19349 * optabs.c (optab_for_tree_code): Take an additional argument to
19350 distinguish between a vector shift by a scalar and vector shift by
19351 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19352 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19353 vector shift by a vector.
19354 (expand_widen_pattern_expr): Pass additional argument to
19355 optab_for_tree_code.
19357 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19358 vrotl_optab, vrotr_optab.
19360 * expr.c (expand_expr_real_1): Update calls to
19361 optab_for_tree_code to distinguish between vector shifted by a
19362 scalar and vector shifted by a vector.
19363 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19364 (supportable_narrowing_operation): Ditto.
19365 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19366 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19367 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19368 (vect_create_epilog_for_reduction): Ditto.
19369 (vectorizable_reduction): Ditto.
19370 (vectorizable_operation): Ditto.
19371 (vect_strided_store_supported): Ditto.
19372 (vect_strided_load_supported): Ditto.
19373 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19374 * expmed.c (expand_shift): Ditto.
19376 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19378 (ashr@var{m}3): Ditto.
19379 (vashl@var{m}3): Document new vector/vector shift standard name.
19380 (vashr@var{m}3): Ditto.
19381 (vlshr@var{m}3): Ditto.
19382 (vrotl@var{m}3): Ditto.
19383 (vrotr@var{m}3): Ditto.
19385 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19386 (PPERM_INVERT): Ditto.
19387 (PPERM_REVERSE): Ditto.
19388 (PPERM_REV_INV): Ditto.
19389 (PPERM_ZERO): Ditto.
19390 (PPERM_ONES): Ditto.
19391 (PPERM_SIGN): Ditto.
19392 (PPERM_INV_SIGN): Ditto.
19393 (PPERM_SRC1): Ditto.
19394 (PPERM_SRC2): Ditto.
19396 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19397 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19398 allows a memory operand to be the value being added, and split it
19399 to improve vectorization.
19400 (sse5_pmacsdqh_mem): Ditto.
19401 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19402 (sse5_mulv2div2di3_high): Ditto.
19403 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19404 (vec_pack_trunc_v4si): Ditto.
19405 (vec_pack_trunc_v2di): Ditto.
19406 (sse5_pcmov_<mode>): Remove code that tried to use use
19407 andps/andnps instead of pcmov.
19408 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19409 pmacsdqh instructions.
19410 (vec_widen_smult_lo_v4si): Ditto.
19412 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19413 (PPERM_INVERT): Ditto.
19414 (PPERM_REVERSE): Ditto.
19415 (PPERM_REV_INV): Ditto.
19416 (PPERM_ZERO): Ditto.
19417 (PPERM_ONES): Ditto.
19418 (PPERM_SIGN): Ditto.
19419 (PPERM_INV_SIGN): Ditto.
19420 (PPERM_SRC1): Ditto.
19421 (PPERM_SRC2): Ditto.
19422 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19424 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19426 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19427 says ignore whether the last reference is a memory operand.
19429 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19430 Paolo Bonzini <bonzini at gnu dot org>
19432 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19435 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19436 (vlshr<mode>3): Rename from vlshr<mode>3.
19437 (vashr<mode>3): Rename from vashr<mode>3.
19438 (mulv4sf3): Change the names of vector shift patterns.
19442 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19445 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19470 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19471 (floatunssidf2_internal): Change vector/vector shift names.
19472 (floatunsdidf2_internal): Ditto.
19479 (vashl<mode>3): Rename from ashl<mode>3.
19480 (vashr<mode>3): Rename from ashr<mode>3.
19481 (vlshr<mode>3): Rename from lshr<mode>3.
19482 (vrotl<mode>3): Rename from rotl<mode>3.
19484 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19487 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19488 multiply gives the wrong value when doing widening multiplies.
19489 (vec_widen_smult_lo_v4si): Ditto.
19491 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19493 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19494 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19495 emit_library_call_value.
19496 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19497 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19498 * calls.c (initialize_argument_information, precompute_arguments,
19499 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19500 (precompute_arguments): Removed flags parameter.
19501 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19503 2008-05-14 Richard Guenther <rguenther@suse.de>
19505 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19506 Make sure to register the store if the use is a PHI_NODE.
19508 2008-05-14 Olivier Hainque <hainque@adacore.com>
19510 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19511 memory if the component is to be referenced in BLKmode according
19512 to get_inner_reference.
19514 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19516 * calls.c (emit_library_call_value_1): Restore code clearing
19517 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19519 2008-05-14 Olivier Hainque <hainque@adacore.com>
19520 Nicolas Roche <roche@adacore.com>
19522 * configure.ac: Add support for a "gcc_subdir" variable in
19523 config-lang.in, to denote a subdirectory where the language/GCC
19524 integration files are to be found.
19525 * configure: Regenerate.
19527 2008-05-14 Ira Rosen <irar@il.ibm.com>
19529 PR tree-optimization/36098
19530 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19531 value for the first load in the group in case of a gap.
19532 (vect_build_slp_tree): Check that there are no gaps in loads.
19534 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19536 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19537 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19538 expand_copysign_bit): Change call to emit_no_conflict_block to
19539 emit_insn and remove unneeded code to construct extra args.
19540 (emit_no_conflict_block): Removed.
19541 * optabls.h (emit_no_conflict_block): Removed.
19542 * cse.c (cse_extended_basic_block): Remove search for
19543 REG_NO_CONFLICT note.
19544 * global.c: Removed incorrect comment added in revision 117.
19545 * expr.c (convert_move): Change call to emit_no_conflict_block to
19547 * recog.c: Change comments so that they do not mention
19549 * local_alloc.c (combine_regs): Removed last parameter.
19550 (no_conflict_p): Removed.
19551 (block_alloc): Removed note, no_conflict_combined_regno and set
19552 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19553 (combine_regs): Removed already_dead and code to look for
19554 REG_NO_CONFLICT notes.
19555 * lower_subreg (remove_retval_note): Removed code to look for
19556 REG_NO_CONFLICT block.
19557 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19558 (resolve_clobber): Remove code to process libcalls that have
19559 REG_NO_CONFLICT notes.
19560 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19562 * combine.c (can_combine_p, distribute_notes): Removed
19563 REG_NO_CONFLICT case.
19564 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19566 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19567 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19569 * reg-notes.def (NO_CONFLICT): Removed.
19571 2008-05-14 David S. Miller <davem@davemloft.net>
19573 * config/sparc/sparc.c (sparc_profile_hook): If
19574 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19575 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19576 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19578 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19580 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19582 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19585 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19586 and op1 expansion before vector concat to have less live pseudos.
19588 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19591 ix86_expand_vector_set if supported.
19593 2008-05-13 Diego Novillo <dnovillo@google.com>
19594 Kenneth Zadeck <zadeck@naturalbridge.com>
19596 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19598 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19599 phinodes_print_statistics, init_ssanames, fini_ssanames,
19600 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19601 release_ssa_name, release_defs, replace_ssa_name_symbol,
19602 ssanames_print_statistics): Move ...
19603 * tree-flow.h: ... here.
19604 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19605 Use FN instead of cfun.
19606 (make_ssa_name_fn): Rename from make_ssa_name.
19607 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19608 * tree-flow-inline.h (make_ssa_name): Move from
19609 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19610 * omp-low.c (expand_omp_parallel):
19611 * tree-flow-inline.h (redirect_edge_var_map_result):
19612 * tree-ssa.c (init_tree_ssa): Add argument FN.
19613 Use it instead of cfun. Update all users.
19615 2008-05-13 Tom Tromey <tromey@redhat.com>
19617 PR preprocessor/22168:
19618 * doc/cpp.texi (Top): Update menu.
19619 (Alternatives to Wrapper #ifndef): New node.
19620 (Other Directives): Document deprecation.
19621 (Obsolete Features): Remove menu.
19622 (Assertions): Merge node into Obsolete Features.
19623 (Obsolete once-only headers): Move earlier; rename to Alternatives
19624 to Wrapper #ifndef.
19625 * doc/cppopts.texi: Update.
19626 * c.opt (Wdeprecated): Enable for C and ObjC.
19627 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19628 (C++ Dialect Options): Move -Wno-deprecated from here to...
19629 (Warning Options): ... here.
19631 2008-05-13 Richard Guenther <rguenther@suse.de>
19633 PR middle-end/36227
19634 * fold-const.c (fold_sign_changed_comparison): Do not allow
19635 changes in pointer-ness.
19637 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19640 * config/sh/sh.c (sh_expand_prologue): Don't clear
19641 RTX_FRAME_RELATED_P for push insns.
19643 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19645 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19647 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19649 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19650 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19651 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19653 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19655 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19656 (*vec_concatv4sf_sse): This.
19657 (*sse2_concatv2si): Renamed to ...
19658 (*vec_concatv2si_sse2): This.
19659 (*sse1_concatv2si): Renamed to ...
19660 (*vec_concatv2si_sse): This.
19661 (*vec_concatv2di_rex): Renamed to ...
19662 (*vec_concatv2di_rex64): This.
19663 (*vec_concatv2si_sse4_1): New.
19664 (*vec_concatv2di_rex64_sse4_1): Likewise.
19666 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19668 PR rtl-optimization/36111
19669 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19670 that was created for swappable operands.
19672 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19675 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19676 * configure.ac: Add call to ACX_PROG_GNAT.
19678 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19680 * optc-gen.awk: Fix comment typo.
19682 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19684 * pretty-print.c (pp_integer_with_precision): Use
19685 HOST_LONG_LONG_FORMAT.
19687 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19689 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19691 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19693 * config/i386/i386.c (bdesc_ptest): Removed.
19694 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19695 (bdesc_args): Add __builtin_ia32_ptestz128,
19696 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19697 (ix86_init_mmx_sse_builtins): Updated.
19698 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19699 (ix86_expand_builtin): Updated.
19701 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19703 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19704 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19706 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19708 * value-prof.c (interesting_stringop_to_profile): Do not
19709 return early for BUILT_IN_MEMPCPY.
19711 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19713 * calls.c (expand_call): Don't use callgraph to increase
19714 preferred_stack_boundary.
19716 * cgraph.h (cgraph_rtl_info): Use unsigned on
19717 preferred_incoming_stack_boundary.
19719 * final.c (rest_of_clean_state): Use unsigned on
19720 preferred_stack_boundary.
19722 2008-05-09 Tom Tromey <tromey@redhat.com>
19724 PR preprocessor/22231:
19725 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19728 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19730 PR tree-optimization/36129
19731 * tree-ssa-ccp.c: Include value-prof.h.
19732 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19733 built-in function was folded to a constant.
19734 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19736 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19737 Sebastian Pop <sebastian.pop@amd.com>
19739 * tree-scalar-evolution.c: Document instantiate_scev.
19740 (instantiate_parameters_1): Renamed instantiate_scev_1.
19741 Don't use the same loop for instantiation_loop and evolution_loop.
19742 (instantiate_scev): New.
19743 (instantiate_parameters): Moved...
19744 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19745 same loop twice. Maintains the semantics for this function.
19746 * tree-scalar-evolution.h (instantiate_scev): Declare.
19747 (instantiate_parameters): ...here. Now static inline.
19748 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19749 instead of resolve_mixers.
19751 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19753 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19755 2008-05-09 Tomas Bily <tbily@suse.cz>
19757 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19758 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19759 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19760 * c-common.c (c_common_truthvalue_conversion): Likewise.
19761 * tree-object-size.c (compute_object_offset): Likewise.
19762 * tree-inline.c (estimate_num_insns_1): Likewise.
19763 * varasm.c (const_hash_1, compare_constant, copy_constant)
19764 (compute_reloc_for_constant, output_addressed_constants)
19765 (initializer_constant_valid_p): Likewise.
19766 * c-omp.c (check_omp_for_incr_expr): Likewise.
19767 * gimplify.c (gimplify_expr): Likewise.
19768 * c-typeck.c (c_finish_return): Likewise.
19769 * tree-vectorizer.c (supportable_widening_operation)
19770 (supportable_narrowing_operation): Likewise.
19771 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19772 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19773 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19774 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19775 (descr_info_loc): Likewise.
19776 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19777 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19778 (fold_unary): Likewise.
19779 * builtins.c (get_pointer_alignment): Likewise.
19780 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19781 (instantiate_parameters_1): Likewise.
19782 * tree.c (expr_align, stabilize_reference): Likewise.
19783 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19784 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19785 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19786 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19787 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19788 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19790 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19791 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19792 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19793 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19794 (forward_propagate_comparison)
19795 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19796 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19797 * emit-rtl.c (component_ref_for_mem_expr)
19798 (set_mem_attributes_minus_bitpos): Likewise.
19799 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19800 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19802 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19803 (build_function_call, pointer_diff, build_compound_expr)
19804 (c_finish_return): Likewise.
19805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19806 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19808 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19809 * expr.c (is_aligning_offset): Likewise.
19810 * tree-ssa-alias.c (is_escape_site): Likewise.
19811 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19812 (check_all_va_list_escapes): Likewise.
19813 * tree-ssa-loop-ivopts.c (determine_base_object)
19814 (determine_common_wider_type): Likewise.
19815 * dojump.c (do_jump): Likewise.
19816 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19817 * tree-gimple.c (is_gimple_cast): Likewise.
19818 * fold-const.c (decode_field_reference)
19819 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19820 (fold_binary): Likewise.
19821 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19822 (already_warned_in_frontend_p): Likewise.
19823 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19824 * tree.c (really_constant_p, get_unwidened): Likewise.
19825 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19826 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19827 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19829 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19831 (CONVERT_EXPR_P): Define.
19832 (CASE_CONVERT): Define.
19834 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19836 PR middle-end/36117
19837 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19838 (delete_unmarked_insns): When deleting a call, call
19839 delete_unreachable_blocks.
19840 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19841 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19843 2008-05-08 Richard Guenther <rguenther@suse.de>
19845 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19846 (-ftree-salias): Likewise.
19847 (salias-max-implicit-fields): Remove param documentation.
19848 (salias-max-array-elements): Likewise.
19849 * tree-pass.h (pass_create_structure_vars): Remove.
19850 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19851 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19852 * tree-ssa-alias.c (create_structure_vars): Remove.
19853 (gate_structure_vars): Likewise.
19854 (pass_create_structure_vars): Likewise.
19855 (gate_build_alias): Likewise.
19856 (pass_build_alias): Adjust to run always and dump the function.
19857 * common.opt (ftree-salias): Hide.
19858 * passes.c (init_optimization_passes): Remove
19859 pass_create_structure_vars, adjust comment.
19860 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19861 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19862 * opts.c (decode_options): Do not set flag_tree_salias.
19863 (common_handle_option): Add OPT_ftree_salias to the backward
19864 compatibility section.
19866 2008-05-08 Richard Guenther <rguenther@suse.de>
19868 * tree-flow-inline.h (var_can_have_subvars): Move ...
19869 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19870 * tree-flow.h (var_can_have_subvars): Remove.
19871 (push_fields_onto_fieldstack): Remove.
19872 (sort_fieldstack): Likewise.
19873 (struct fieldoff): Move ...
19874 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19875 alias_set and base_for_components fields.
19876 (sort_fieldstack): Make static.
19877 (push_fields_onto_fieldstack): Likewise. Remove code that
19878 handles anything but RECORD_TYPEs. Remove alias_set and
19879 base_for_components handling.
19880 (create_variable_info_for): Adjust.
19882 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19884 * common.opt (Wframe-larger-than=): Shorten the help message
19886 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19888 2008-05-08 Rafael Espíndola <espindola@google.com>
19890 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19892 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19893 trap and that both operands are gimple values.
19894 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19895 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19898 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19900 * read-rtl.c (join_c_conditions): Return the first string if the
19901 two strings are equal.
19903 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19905 * gensupport.h (pred_data): Add a "num_codes" field.
19906 (add_predicate_code): Declare.
19907 * gensupport.c (add_predicate_code): New function.
19908 (std_pred_table): Add an "allows_const_p" field.
19909 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19910 Remove the (incomplete) list of such codes from the codes field.
19911 (init_predicate_table): Use add_predicate_code. Add all
19912 RTX_CONST_OBJs if allows_const_p is true.
19913 * genrecog.c (process_define_predicate): Use add_predicate_code.
19915 2008-05-08 David Daney <ddaney@avtrex.com>
19916 Richard Sandiford <rsandifo@nildram.co.uk>
19918 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19919 special case of constant zero operands.
19920 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19921 old and new values. Special case constant zero values.
19922 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19924 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19925 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19927 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19930 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19931 similar RTX_CONST_OBJ before CONST_INT.
19933 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19935 * stmt.c (expand_stack_restore): Change sa mode if needed.
19937 2008-05-08 Richard Guenther <rguenther@suse.de>
19939 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19940 return type to bool.
19941 (ix86_sol10_return_in_memory): Likewise.
19942 (ix86_i386elf_return_in_memory): Likewise.
19943 (ix86_i386interix_return_in_memory): Likewise.
19944 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19945 (ix86_sol10_return_in_memory): Likewise.
19946 (ix86_i386elf_return_in_memory): Likewise.
19947 (ix86_i386interix_return_in_memory): Likewise.
19949 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19952 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19954 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19955 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19958 2008-05-08 Richard Guenther <rguenther@suse.de>
19960 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19961 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19962 (DR_SUBVARS): Remove.
19963 * tree-dfa.c (dump_subvars_for): Remove.
19964 (debug_subvars_for): Likewise.
19965 (dump_variable): Do not dump subvars.
19966 (remove_referenced_var): Do not remove subvars.
19967 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19968 (lookup_subvars_for_var): Remove.
19969 (get_subvars_for_var): Likewise.
19970 (get_subvars_at): Likewise.
19971 (get_first_overlapping_subvar): Likewise.
19972 (overlap_subvar): Likewise.
19973 * tree-flow.h (subvar_t): Remove.
19974 (struct var_ann_d): Remove subvars field.
19975 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19976 argument. Remove special handling of SFTs.
19977 (compute_tag_properties): Likewise.
19978 (set_initial_properties): Likewise.
19979 (compute_call_clobbered): Likewise.
19980 (count_mem_refs): Likewise.
19981 (compute_memory_partitions): Likewise.
19982 (compute_flow_insensitive_aliasing): Likewise.
19983 (setup_pointers_and_addressables): Likewise.
19984 (new_type_alias): Likewise.
19985 (struct used_part): Remove.
19986 (used_portions): Likewise.
19987 (struct used_part_map): Likewise.
19988 (used_part_map_eq): Likewise.
19989 (used_part_map_hash): Likewise.
19990 (free_used_part_map): Likewise.
19991 (up_lookup): Likewise.
19992 (up_insert): Likewise.
19993 (get_or_create_used_part_for): Likewise.
19994 (create_sft): Likewise.
19995 (create_overlap_variables_for): Likewise.
19996 (find_used_portions): Likewise.
19997 (create_structure_vars): Likewise.
19998 * tree.def (STRUCT_FIELD_TAG): Remove.
19999 * tree.h (MTAG_P): Adjust.
20000 (struct tree_memory_tag): Remove base_for_components and
20001 unpartitionable flags.
20002 (struct tree_struct_field_tag): Remove.
20003 (SFT_PARENT_VAR): Likewise.
20004 (SFT_OFFSET): Likewise.
20005 (SFT_SIZE): Likewise.
20006 (SFT_NONADDRESSABLE_P): Likewise.
20007 (SFT_ALIAS_SET): Likewise.
20008 (SFT_UNPARTITIONABLE_P): Likewise.
20009 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
20010 (union tree_node): Remove sft field.
20011 * alias.c (get_alias_set): Remove special handling of SFTs.
20012 * print-tree.c (print_node): Remove handling of SFTs.
20013 * tree-dump.c (dequeue_and_dump): Likewise.
20014 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
20015 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
20016 * tree-predcom.c (set_alias_info): Do not set subvars.
20017 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
20018 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
20019 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
20020 (add_vars_for_offset): Remove.
20021 (add_virtual_operand): Remove special handling of SFTs.
20022 (add_call_clobber_ops): Likewise.
20023 (add_call_read_ops): Likewise.
20024 (get_asm_expr_operands): Likewise.
20025 (get_modify_stmt_operands): Likewise.
20026 (get_expr_operands): Likewise.
20027 (add_to_addressable_set): Likewise.
20028 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
20029 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20030 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
20031 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
20032 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
20033 (tree_node_structure): Likewise.
20034 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
20036 (find_what_p_points_to): Likewise.
20038 2008-05-08 Sa Liu <saliu@de.ibm.com>
20040 * config/spu/spu.md: Fixed subti3 pattern.
20042 2008-05-08 Richard Guenther <rguenther@suse.de>
20044 PR middle-end/36154
20045 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20046 sure to create a representative for trailing arrays for PTA.
20048 2008-05-08 Richard Guenther <rguenther@suse.de>
20050 PR middle-end/36172
20051 * fold-const.c (operand_equal_p): Two objects which types
20052 differ in pointerness are not equal.
20054 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
20056 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20057 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20058 (emit_library_call_value_1): Add new variable fndecl initialized by
20059 NULL_TREE. It should be the decl type of orgfun, but this information
20060 seems not to be available here, so it uses the default calling abi.
20061 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20062 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20063 by TARGET_RETURN_IN_MEMORY.
20064 * config/i386/i386-interix.h: Likewise.
20065 * config/i386/i386.h: Likewise.
20066 * config/i386/i386elf.h: Likewise.
20067 * config/i386/ptx4-i.h: Likewise.
20068 * config/i386/sol2-10.h: Likewise.
20069 * config/i386/sysv4.h: Likewise.
20070 * config/i386/vx-common.h: Likewise.
20071 * config/cris/cris.h: Removed #if 0 clause.
20072 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20073 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20075 (ix86_sol10_return_in_memory): Likewise.
20076 (ix86_i386elf_return_in_memory): New.
20077 (ix86_i386interix_return_in_memory): New.
20078 * config/mt/mt-protos.h (mt_return_in_memory): New.
20079 * config/mt/mt.c: Likewise.
20080 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20081 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20082 * config/bfin/bfin.h: Likewise.
20083 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20085 * config/bfin/bfin.c: Likewise.
20086 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20087 * config/alpha/unicosmk.h: Likewise.
20088 * config/i386/cygming.h: Likewise.
20089 * config/iq2000/iq2000.h: Likewise.
20090 * config/mips/mips.h: Likewise.
20091 * config/mn10300/mn10300.h: Likewise.
20092 * config/rs6000/rs6000.h: Likewise.
20093 * config/score/score.h: Likewise.
20094 * config/spu/spu.h: Likewise.
20095 * config/v850/v850.h: Likewise.
20096 * defaults.h: Likewise.
20097 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20098 * expr.c (emit_block_move): Adjust use of
20099 OUTGOING_REG_PARM_STACK_SPACE.
20100 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20101 OUTGOING_REG_PARM_STACK_SPACE.
20102 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20104 2008-05-08 Jakub Jelinek <jakub@redhat.com>
20106 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20107 on OMP_RETURN for OMP_FOR.
20110 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20111 (fortran_common): New function.
20112 (gen_variable_die): Call fortran_common instead of common_check,
20113 adjust for it returning tree instead of rtx. Formatting.
20115 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20119 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20120 * c-decl.c (merge_decls): Ditto.
20121 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20122 to RTL_CONST_OR_PURE_CALL_P.
20123 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20124 Initialized DECL_LOOPING_CONST_PURE.
20125 (process_call_operands): Set tree_side_effects properly.
20126 * tree.h (TREE_READONLY_DECL_P): Removed.
20127 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20128 (DECL_LOOPING_OR_CONST_P): New macro.
20129 (struct tree_function_decl): Added looping_const_or_pure_p.
20130 (ECF_*) Renumbered.
20131 (ECF_LOOPING_OR_CONST_P): New macro.
20132 * rtlanal.c (pure_const_p): Removed.
20133 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20134 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20135 to RTL_CONST_CALL_P.
20136 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20137 (check_decl, check_tree, check_call, scan_function): Initialize
20139 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20140 (static_execute): Set looping true for recursive functions.
20141 Undo setting state to IPA_NEITHER for recursive functions.
20142 * cse.c (cse_insn):
20143 * ifcvt.c (noce_can_store_speculate_p): Changed
20144 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20145 RTL_CONST_OR_PURE_CALL_P.
20146 * dse.c (scan_insn): Ditto.
20147 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20148 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20149 RTL_CONST_OR_PURE_CALL_P.
20150 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20151 pure_call_p to RTL_CONST_CALL_P.
20152 * gimplify.c (gimplify_call_expr): Clear side effects for
20153 non-looping pure and constant calls.
20154 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20155 (flags_from_decl_or_type): Set ecf flags from decl flags.
20156 (initialize_argument_information): Turn off
20157 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20158 Change const to pure if callee_copies is true rather than just
20160 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20161 way of marking pure calls.
20162 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20163 Remove hack that was supposed to fix pr7335 and remove old
20164 way of marking pure calls.
20165 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20166 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20167 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20168 RTL_CONST_OR_PURE_CALL_P.
20169 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20170 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20171 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20172 * sched-deps.c (schedule_analyze): Ditto.
20173 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20174 return_val field of calls to represent pure and const function info.
20175 (CONST_OR_PURE_CALL_P): Deleted macro.
20176 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20177 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20178 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20180 * tree-optimize.c (execute_fixup_cfg): Added test for
20181 ECF_LOOPING_CONST_OR_PURE.
20182 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20184 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20185 effects for looping pure or const calls.
20186 (verify_gimple_expr): Added verification code.
20187 * config/alpha/alpha.c (alpha_legitimize_address,
20188 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20190 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20191 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20192 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20193 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20194 RTL_CONST_OR_PURE_CALL_P.
20195 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20196 and const calls to be deleted.
20198 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20201 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20202 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20203 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20204 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20205 to handle nonimmediate operands.
20206 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20207 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20208 to handle nonimmediate operands.
20209 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20210 (mmx_pmulhrwv4hi3): New expander. Use
20211 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20212 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20213 (sse2_umulv1siv1di3): New expander. Use
20214 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20215 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20216 (mmx_eq<mode>3): New expander. Use
20217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20218 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20219 (mmx_uavgv8qi3): New expander. Use
20220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20221 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20222 (mmx_uavgv4hi3): New expander. Use
20223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20225 * config/i386/sse.md
20226 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20227 to handle nonimmediate operands.
20228 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20229 to handle nonimmediate operands.
20230 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20231 to handle nonimmediate operands.
20232 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20233 to handle nonimmediate operands.
20234 (sse2_unpckhpd_exp): New expander. Use
20235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20236 (sse2_unpcklpd_exp): New expander. Use
20237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20238 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20239 to handle nonimmediate operands.
20240 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20241 to handle nonimmediate operands.
20242 (*sse2_<plusminus_insn><mode>3): Rename from
20243 sse2_<plusminus_insn><mode>3 insn pattern.
20244 (sse2_<plusminus_insn><mode>3): New expander. Use
20245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20246 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20247 (sse2_umulv2siv2di3): New expander. Use
20248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20249 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20250 (sse4_1_mulv2siv2di3): New expander. Use
20251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20252 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20253 (sse2_pmaddwd): New expander. Use
20254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20255 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20256 (sse2_eq<mode>3): New expander. Use
20257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20258 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20259 (sse4_1_eqv2di3): New expander. Use
20260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20261 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20262 (sse2_uavgv16qi3): New expander. Use
20263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20264 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20265 (sse2_uavgv16qi3): New expander. Use
20266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20267 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20268 (sse2_uavgv8hi3): New expander. Use
20269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20270 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20271 (ssse3_pmulhrswv8hi3): New expander. Use
20272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20273 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20274 (ssse3_pmulhrswv4hi3): New expander. Use
20275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20277 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20278 (<sse>_vmmul<mode>3): Ditto.
20279 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20281 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20282 (ssse3_pmaddubsw): Ditto.
20284 * config/i386/i386.c (struct_builtin_description)
20285 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20286 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20287 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20288 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20289 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20290 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20291 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20292 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20293 (ix86_fixup_binary_operands): Assert that src1
20294 and src2 must have the same mode when swapped.
20295 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20296 and ix86_binary_operator_ok. Do not force operands in registers
20299 2008-05-07 Jan Hubicka <jh@suse.cz>
20301 * cgraph.c (dump_cgraph_node): Update.
20302 * cgraph.h (cgraph_local_info): Break out inline summary.
20303 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20305 * ipa-inline (inline_summary): New accestor function.
20306 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20307 cgraph_decide_inlining, compute_inline_parameters): Update.
20308 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20310 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20312 Cleanup ColdFire scheduling support and add V4 pipeline model.
20314 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20315 (define_attr cpu): Add cfv4 value.
20316 (define_attr type, define_attr type1): Merge into a single 'type'
20317 attribute. Update all uses.
20318 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20319 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20321 (define_attr opx_mem, define_attr opy_mem): Remove.
20322 (define_attr op_mem): Clean up, update comment.
20323 (define_attr size): Use specific values instead of general int.
20324 (define_attr guess, define_attr split): Remove. Update all uses.
20325 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20326 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20327 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20328 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20329 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20330 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20331 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20332 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20333 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20334 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20335 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20336 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20337 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20338 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20339 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20340 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20341 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20342 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20343 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20344 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20345 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20346 Update or set attributes.
20347 (stack_tie): New fake instruction.
20349 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20350 (m68k_sched_attr_size): Update declaration.
20351 (m68k_sched_attr_type2): Remove.
20352 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20353 Declare new bypass predicates.
20355 * config/m68k/m68k.c (m68k_sched_issue_rate,
20356 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20358 (TARGET_SCHED_ISSUE_RATE,
20359 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20360 (override_options): Handle scheduling for ColdFire V4 core.
20361 (m68k_expand_prologue): Emit stack_tie.
20362 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20363 'OP_TYPE_FPN'. Update all uses.
20364 (sched_guess_p): Remove.
20365 (sched_address_type): Handle symbolic addresses.
20366 (sched_get_operand): New static function.
20367 (sched_operand_type): Merge into sched_attr_op_type.
20368 (sched_attr_op_type): Handle FP registers, handle quick constants,
20370 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20371 (m68k_sched_attr_size): Update. Move logic to ...
20372 (sched_get_attr_size_int): New static function.
20373 (sched_get_opxy_mem_type): New static function.
20374 (m68k_sched_attr_op_mem): Update.
20375 (m68k_sched_attr_type2): Remove.
20376 (sched_cfv4_bypass_data): New static variable.
20377 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20378 (m68k_sched_issue_rate): Implement scheduler hook.
20379 (struct _sched_ib: enabled_p): New field.
20380 (m68k_sched_variable_issue): Update. Handle V4.
20381 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20382 sched_dump_class_func_t, sched_dump_split_class,
20383 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20384 sched_dump_dfa_class, m68k_sched_dump): Remove.
20385 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20387 (m68k_sched_init_global): Remove statisctics dumping, introduce
20388 sanity check that all instructions have pipeline reservations. Handle
20390 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20391 Handle ColdFire V4 core.
20392 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20393 New static functions.
20394 (m68k_sched_address_bypass_p): New bypass predicate.
20395 (sched_get_indexed_address_scale): New static function.
20396 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20398 * cf.md: Update comments.
20399 (define_attr type2): Remove. Use 'type' attribute instead.
20401 (cf_ib): Rename to cfv123_ib. Update all uses.
20402 (cf_oep): Rename to cfv123_oep. Update all uses.
20403 (cf_chr): Rename to cfv123_chr. Update all uses.
20404 (cf_mem): Rename to cfv123_mem. Update all uses.
20405 (cf_mac): Move to more appropriate place.
20406 (cfv123_guess): New automaton and cpu_unit.
20407 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20408 Update uses of 'size' attribute. Handle before reload scheduling.
20409 (cfv123_guess): New dummy reservation for unhandled instructions.
20410 (cfv4_*): Pipeline description of ColdFire V4 core.
20411 (ignore): New reservation to handle 'ignore' type.
20413 2008-05-07 Ian Lance Taylor <iant@google.com>
20415 PR middle-end/36013
20416 * gimplify.c (find_single_pointer_decl_1): Don't look through
20418 (find_single_pointer_decl): Adjust comments.
20420 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20422 PR middle-end/36137
20423 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20424 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20426 PR middle-end/36106
20427 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20428 integral type rather than floating point, then VIEW_CONVERT_EXPR
20429 to the floating point type.
20431 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20433 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20434 TFmode op0 to register.
20436 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20438 * c-decl.c (grokdeclarator): Comment typo.
20440 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20442 * tree-flow.h: Remove prototype for computed_goto_p.
20443 * tree-cfg.c (computed_goto_p): Make static.
20445 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20448 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20449 (contains_aligned_value_p): This. Handle _Decimal128.
20450 (ix86_function_arg_boundary): Only align _Decimal128 to its
20451 natural boundary and handle it properly.
20453 2008-05-06 Martin Jambor <mjambor@suse.cz>
20455 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20456 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20457 (ipcp_method_set_orig_node): Removed.
20458 (ipcp_cval_get_cvalue_type): Removed.
20459 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20460 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20461 (ipcp_cval_set_cvalue_type): Removed.
20462 (ipcp_cval_get_cvalue): Removed.
20463 (ipcp_cval_set_cvalue): Removed.
20464 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20465 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20466 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20467 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20468 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20469 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20470 (ipcp_get_ith_lattice): Changed parameters.
20471 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20472 (ipcp_lattice_from_jfunc): Changed parameters.
20473 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20474 (ipcp_method_cval_print): Added temporary variable info.
20475 (ipcp_redirect): Removed already unused local variable caller.
20476 (ipcp_redirect): New temporary variable orig_callee_info
20477 (ipcp_redirect): Removed newly unused local variable callee.
20478 (ipcp_redirect): Removed (a bit confusing) local variable type.
20479 (ipcp_insert_stage): Added local variable info.
20480 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20482 (ipcp_formal_create): Removed.
20483 (ipcp_method_cval_set): Removed.
20484 (ipcp_propagate_stage): Renamed lattice variables.
20485 (ipcp_method_cval_set_cvalue_type): Removed.
20486 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20487 (ipcp_print_all_lattices): Changed printed strings to refer to
20488 lattices rather than cvals.
20489 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20490 (ipcp_propagate_const): Changed formal parameters.
20491 (build_const_val): Changed formal parameters.
20492 (ipcp_insert_stage): Removed useless variable cvalue
20493 (build_const_val): Changed formal parameters.
20494 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20495 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20496 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20497 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20498 (ipcp_print_func_profile_counts): Changed string from "method" to
20500 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20501 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20502 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20503 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20504 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20505 (ipcp_lat_is_const): Changed parameters and made inline.
20506 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20507 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20508 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20509 the predicate condition directly
20510 (ipcp_propagate_stage): Added local variable args. Removed local
20511 variable callee. (Both are mere code simplifications.)
20512 (ipcp_method_dont_insert_const): Renamed to
20513 ipcp_node_not_modifiable_p.
20514 (ipcp_node_not_modifiable_p): Made inline.
20515 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20516 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20517 (ipcp_print_all_lattices): Removed variable cvalue
20518 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20521 2008-05-06 Olivier Hainque <hainque@adacore.com>
20523 * tree-sra.c (try_instantiate_multiple_fields): Early return
20524 if field has POINTER_TYPE.
20526 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20528 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20529 by using 'q' specifier for instruction.
20530 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20532 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20534 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20535 Change mode of zero_extract from QImode to HImode.
20536 (sign bit tests peepholes): (Ditto.).
20538 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/mmx.md: Remove double backslashes from asm templates.
20541 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20542 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20543 to handle nonimmediate operands.
20544 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20545 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20546 to handle nonimmediate operands.
20547 (*mmx_<code>v2sf3_finite): New insn pattern.
20548 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20549 (mmx_<code>v2sf3): New expander. Use
20550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20551 (mmx_<plusminus_insn><mode>3): New expander. Use
20552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20553 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20554 (mmx_add<mode>3): Removed.
20555 (mmx_ssadd<mode>3): Ditto.
20556 (mmx_usadd<mode>3): Ditto.
20557 (mmx_sub<mode>3): Ditto.
20558 (mmx_sssub<mode>3): Ditto.
20559 (mmx_ussub<mode>3): Ditto.
20560 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20561 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20562 to handle nonimmediate operands.
20563 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20565 (mmx_smulv4hi3_highpart): New expander. Use
20566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20567 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20569 (mmx_umulv4hi3_highpart): New expander. Use
20570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20571 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20572 (mmx_<code>v4hi3): New expander. Use
20573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20574 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20575 (mmx_<code>v8qi3): New expander. Use
20576 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20577 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20578 (mmx_<code><mode>3): New expander. Use
20579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20581 2008-05-05 Jan Hubicka <jh@suse.cz>
20583 PR tree-optimization/36118
20584 * passes.c (pass_init_dump_file): Fix dump header.
20586 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20588 PR middle-end/36141
20589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20590 VCE for function decls.
20592 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20594 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20596 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20598 * config/i386/i386.md (sat_plusminus): New.
20599 (plusminus_insn): Likewise.
20600 (plusminus_mnemonic): Likewise.
20602 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20603 (*<addsub><mode>3_cc_overflow): Renamed to ...
20604 (*<plusminus_insn><mode>3_cc_overflow): This.
20605 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20606 (*<plusminus_insn>si3_zext_cc_overflow): This.
20608 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20609 (<plusminus_insn><mode>3): This.
20610 (*<addsub><mode>3): Renamed to ...
20611 (*<plusminus_insn><mode>3): This.
20612 (<sse>_vm<addsub><mode>3): Renamed to ...
20613 (<sse>_vm<plusminus_insn><mode>3): This.
20614 (sse3_h<addsub>v4sf3): Renamed to ...
20615 (sse3_h<plusminus_insn>v4sf3): This.
20616 (sse3_h<addsub>v2df3): Renamed to ...
20617 (sse3_h<plusminus_insn>v2df3): This.
20618 (<plusminus_insn><mode>3): New.
20619 (*<plusminus_insn><mode>3): Likewise.
20620 (sse2_<plusminus_insn><mode>3): Likewise.
20621 (add<mode>): Removed.
20622 (*add<mode>3): Likewise.
20623 (sse2_ssadd<mode>3): Likewise.
20624 (sse2_usadd<mode>3): Likewise.
20625 (sub<mode>3): Likewise.
20626 (*sub<mode>3): Likewise.
20627 (sse2_sssub<mode>3): Likewise.
20628 (sse2_ussub<mode>3): Likewise.
20630 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20632 * gthr-single.h: Add in required interface elements as per gthr.h.
20633 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20634 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20635 Generalize UNUSED macro.
20636 (__gthread_once): Add.
20637 (__gthread_key_create): Add.
20638 (__gthread_key_delete): Add.
20639 (__gthread_getspecific): Add.
20640 (__gthread_setspecific): Add.
20642 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20645 the same size types for the indirect reference on the rhs, then
20648 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20650 * config/i386/i386.md
20651 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20652 one insn template instead of template series.
20653 (*xordi_1_rex64): Ditto.
20654 (*xordi_2_rex64): Ditto.
20656 2008-05-05 Ira Rosen <irar@il.ibm.com>
20658 PR tree-optimization/36119
20659 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20662 2008-06-04 Jan Hubicka <jh@suse.cz>
20664 tree-optimization/36100
20665 * tree-pass.h (pass_O0_always_inline): Declare.
20666 * ipa-inline.c (inline_transform): Remove dead code.
20667 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20668 pass_O0_always_inline): New.
20669 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20671 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20673 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20674 mnemonic in this_param move for TARGET_64BIT.
20676 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20678 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20679 (*strmovsi_rex_1): Ditto.
20680 (*strsetsi_1): Ditto.
20681 (*strsetsi_rex_1): Ditto.
20683 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20684 adddicc expanders using SWI mode iterator.
20686 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20689 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20692 2008-05-04 David S. Miller <davem@davemloft.net>
20694 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20695 (sparc*-*-linux*): Use linux.h in tm_file.
20696 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20697 compiler defaulting to 32-bit.
20698 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20700 * config/sparc/linux.h: Remove definitions now obtained
20701 properly from linux.h
20702 * config/sparc/linux64.h: Likewise.
20703 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20704 don't want this setting for 32-bit builds in a biarch compiler.
20705 * doc/install.texi: Add sparc-linux to list of targets
20706 supporting --enable-targets=all.
20708 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20710 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20712 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20714 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20715 after V4SI_FTYPE_V8HI.
20716 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20717 case V4SI_FTYPE_V2DF.
20719 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20721 * doc/invoke.texi (max-flow-memory-locations): Removed.
20722 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20724 2008-05-03 Richard Guenther <rguenther@suse.de>
20726 PR middle-end/34973
20727 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20729 2008-05-02 David S. Miller <davem@davemloft.net>
20731 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20733 2008-05-02 Simon Baldwin <simonb@google.com>
20736 * c-common.h (warn_array_subscript_range): Removed.
20737 * c-common.c (warn_array_subscript_range): Ditto.
20738 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20739 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20741 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20743 * config/i386/i386.c (ix86_special_builtin_type): New.
20744 (bdesc_special_args): Likewise.
20745 (ix86_expand_special_args_builtin): Likewise.
20746 (ix86_init_mmx_sse_builtins): Updated.
20747 (ix86_expand_builtin): Updated.
20748 (ix86_expand_store_builtin): Removed.
20749 (ix86_expand_unop_builtin): Likewise.
20751 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20752 * config/i386/mmintrin.h (__v2sf): Here.
20754 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20756 (_mm_loadl_pi): Likewise.
20757 (_mm_storeh_pi): Replace __v2si with __v2sf.
20758 (_mm_storel_pi): Likewise.
20760 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20761 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20762 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20763 __builtin_ia32_loadlpd.
20765 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20767 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20768 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20769 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20770 (ix86_init_mmx_sse_builtins): Updated.
20771 (ix86_expand_args_builtin): Likewise.
20772 (ix86_expand_builtin): Likewise.
20773 (ix86_expand_unop1_builtin): Renamed to ...
20774 (ix86_expand_unop_vec_merge_builtin): This.
20776 2008-05-01 Jan Hubicka <jh@suse.cz>
20779 * ipa-inline.c (inline_generate_summary): Make static.
20780 (inline_transform): Do not call inlining at -O0; make static.
20781 * passes.c (execute_todo): Add sanity check.
20782 (execute_one_ipa_transform_pass): Execute proper flags.
20784 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20786 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20787 (DECL_NONADDRESSABLE_P): Likewise.
20788 * alias.c (record_component_aliases): Fix comment.
20790 2008-05-01 Simon Baldwin <simonb@google.com>
20792 * c-common.h (warn_array_subscript_range): New function.
20793 * c-common.c (warn_array_subscript_range): Ditto.
20794 * tree-vrp.c (check_array_ref): Corrected code to agree with
20795 comment, ignoring only arrays of size 0 or size 1.
20796 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20798 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20800 * config/i386/i386.c (ix86_builtin_type): Replace
20801 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20802 (bdesc_args): Updated.
20803 (ix86_init_mmx_sse_builtins): Likewise.
20804 (ix86_expand_args_builtin): Likewise.
20806 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20809 * doc/extend.texi: Correct __builtin_ia32_palignr.
20811 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20814 * config/i386/i386.c (bdesc_crc32): Removed.
20815 (ix86_expand_crc32): Likewise.
20816 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20817 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20818 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20819 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20820 UINT_FTYPE_UINT_UCHAR.
20821 (bdesc_args): Updated. Add crc32 builtins.
20822 (ix86_init_mmx_sse_builtins): Updated.
20823 (ix86_expand_args_builtin): Updated to support subreg.
20825 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20827 2008-05-01 Jan Hubicka <jh@suse.cz>
20829 * tree-pass.h (opt_pass): Add IPA_PASS.
20830 (varpool_node, cgraph_node): Forward declare.
20831 (ipa_opt_pass): Define.
20832 (pass_ipa_inline): Turn into ipa_opt_pass.
20833 (pass_apply_inline): Remove.
20834 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20835 (apply_inline): Turn into ....
20836 (inline_transform): ... this one.
20837 (inline_generate_summary): New function.
20838 (pass_apply_inline): Remove.
20839 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20841 (struct function): Add ipa_transforms_to_apply.
20842 * passes.c (register_one_dump_file): Work on IPA_PASS.
20843 (init_optimization_passes): Remove pass_inline_parameters and
20845 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20846 (execute_one_pass) ... here; apply transforms when possible.
20847 (add_ipa_transform_pass, execute_ipa_summary_asses,
20848 execute_one_ipa_transform_pass): New.
20849 (execute_ipa_pass_list): Update for IPA_PASS type.
20851 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20853 * config/i386/i386.c (ix86_builtin_type): Add
20854 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20855 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20856 (bdesc_args): Add SSE4a builtins.
20857 (ix86_init_mmx_sse_builtins): Updated.
20858 (ix86_expand_args_builtin): Likewise.
20859 (ix86_expand_builtin): Likewise.
20861 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20863 * config/i386/i386.c (ix86_builtin_type): Add
20864 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20865 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20866 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20867 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20868 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20869 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20870 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20871 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20872 and DI_FTYPE_DI_DI_INT.
20873 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20874 (ix86_init_mmx_sse_builtins): Updated.
20875 (ix86_expand_args_builtin): Likewise.
20876 (ix86_expand_builtin): Likewise.
20877 (ix86_expand_binop_imm_builtin): Removed.
20879 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20881 2008-04-30 Richard Guenther <rguenther@suse.de>
20883 PR tree-optimization/32921
20884 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20886 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20888 * config/arm/arm.c (arm_unwind_emit): Use
20889 crtl->all_throwers_are_sibcalls instead of
20890 cfun->all_throwers_are_sibcalls.
20891 (arm_output_fn_unwind): Likewise.
20892 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20893 instead of cfun->uses_pic_offset_table.
20894 (frv_expand_prologue): Likewise.
20895 (frv_frame_pointer_required): Likewise.
20896 (frv_expand_fdpic_call): Likewise.
20897 (frv_emit_movsi): Likewise.
20898 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20899 cfun->returns_pcc_struct instead of
20900 current_function_returns_pcc_struct.
20901 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20902 instead of cfun->calls_eh_return.
20903 (m32c_pushm_popm): Likewise.
20904 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20905 "extern" declaration.
20907 2008-04-30 Richard Guenther <rguenther@suse.de>
20909 PR tree-optimization/21636
20910 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20912 (evaluate_stmt): Print the likely value.
20913 (ccp_visit_stmt): Avoid excessive vertical spacing.
20915 2008-04-30 Rafael Espíndola <espindola@google.com>
20917 * builtins.c (fold_call_expr): Return realret.
20918 * tree-ssa-threadedge.c
20919 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20920 __builtin_object_size.
20922 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20924 * gcc.c (wrapper_string): New variable.
20925 (insert_wrapper): New function.
20926 (execute): New option -wrapper.
20927 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20929 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20931 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20932 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20933 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20935 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20936 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20937 config/rs6000/e500crtres64gprctr.asm,
20938 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20939 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20940 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20941 config/rs6000/e500crtsav64gprctr.asm,
20942 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20943 config/rs6000/e500crtsavg64gprctr.asm: New files.
20944 * config/rs6000/t-ppccomm: Add build rules for new files.
20945 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20946 * config/rs6000/t-netbsd: Add build rules for new files.
20947 (LIB2FUNCS_STATIC_EXTRA): New variable.
20948 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20949 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20950 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20952 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20954 * config/i386/i386.c (ix86_builtin_type): Add
20955 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20956 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20957 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20958 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20959 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20960 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20961 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20962 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20963 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20964 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20965 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20966 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20967 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20968 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20969 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20970 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20971 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20972 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20973 V1DI_FTYPE_V2SI_V2SI.
20974 (bdesc_2arg): Moved to ...
20975 (bdesc_args): Here.
20976 (ix86_init_mmx_sse_builtins): Updated.
20977 (ix86_expand_args_builtin): Updated. Take a pointer
20978 to const struct builtin_description. Handle comparison
20980 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20981 (ix86_expand_builtin): Updated.
20983 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20984 (ssse3_pmaddubsw128): This.
20985 (ssse3_pmaddubswv4hi3): Renamed to ...
20986 (ssse3_pmaddubsw): This.
20988 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20989 (__builtin_ia32_packssdw128): Likewise.
20990 (__builtin_ia32_packuswb128): Likewise.
20991 (__builtin_ia32_pmaddubsw): Likewise.
20992 (__builtin_ia32_pmaddubsw128): Likewise.
20994 2008-04-30 Richard Guenther <rguenther@suse.de>
20996 PR tree-optimization/14847
20997 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20998 (recognize_bits_test): Use it.
20999 (recognize_single_bit_test): Likewise.
21001 2008-04-30 Martin Jambor <mjambor@suse.cz>
21003 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
21004 instead of setting number of formal parameters to zero.
21005 (ipcp_init_stage): Do not set the number of actual parameters to zero
21007 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
21008 which are called with variable number of arguments.
21009 (ipcp_insert_stage): Explicitely skipping all nodes which are
21010 called with variable number of arguments.
21011 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
21012 number of parameters.
21014 * ipa-prop.h (struct ipa_node_params): Added flag
21015 called_with_var_arguments
21016 (ipa_set_param_count): Added. Changed sole setter to use it.
21017 (ipa_get_param_count): Added. All readers of param_count
21018 converted to use it instead.
21019 (ipa_set_called_with_variable_arg): Added.
21020 (ipa_is_called_with_var_arguments): Added.
21021 (ipa_get_ith_param): Added. All readers of param_decls converted
21023 (ipa_set_cs_argument_count): Added, sole writer to argument_count
21025 (ipa_get_cs_argument_count): Added, all readers of argument_count
21027 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
21030 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
21031 (struct ipcp_lattice): Renamed cval_type to type
21032 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
21034 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
21035 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
21036 (ipcp_insert_stage): Changed the type of variable cvalue to tree
21037 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21038 (build_const_val): Changed the type of parameter cvalue to tree
21039 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21040 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21042 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21045 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21046 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21047 (ipa_add_method): Renamed to ipa_push_func_to_list
21048 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21049 (ipa_callsite_param_count): Removed.
21050 (ipa_callsite_param_count_set): Removed.
21051 (ipa_callsite_param): Removed.
21052 (ipa_callsite_callee): Removed.
21053 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21054 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21055 (ipa_method_formal_count): Removed.
21056 (ipa_method_formal_count_set): Removed.
21057 (ipa_method_get_tree): Removed.
21058 (ipa_method_tree_map_create): Removed.
21059 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21060 (ipa_create_param_decls_array): Creates the array itself
21061 (ipa_create_param_decls_array): Temporary variable info instead of
21062 a few dereferences.
21063 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21064 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21065 (get_type): Removed.
21066 (ipa_jf_get_info_type): Removed.
21067 (ipa_node_create): Renamed to ipa_create_node_params
21068 (ipa_free): Renamed to ipa_free_all_node_params
21069 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21070 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21071 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21072 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21073 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21074 ipa_free_all_edge_args
21075 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21076 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21077 (ipa_create_methodlist_node): Removed.
21078 (ipa_methodlist_method): Removed.
21079 (ipa_methodlist_method_set): Removed.
21080 (ipa_methodlist_next_method): Removed.
21081 (ipa_methodlist_next_method_set): Removed.
21082 (ipa_method_is_modified): Removed.
21083 (ipa_method_modify_create): Removed.
21084 (ipa_method_modify_init): Temporary variable info instead of a few
21086 (ipa_detect_param_modifications): Temporary variable info instead of
21087 a few dereferences.
21088 (ipa_compute_jump_functions): Temporary variable info instead of
21089 a few dereferences.
21090 (ipa_method_modify_set): Removed.
21091 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21092 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21093 than craph_node as the first parameter.
21094 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21095 (ipa_method_modify_init): Removed.
21096 (ipa_compute_jump_functions): Added a temp variable instead of
21097 repeatadly dereferencing the cgraph_edge.aux pointer
21098 (ipa_callsite_param_set_type): Removed.
21099 (ipa_compute_jump_functions): i renamed to index and moved to
21101 (ipa_callsite_param_set_info_type_formal): Removed.
21102 (ipa_callsite_param_set_info_type): Removed.
21103 (ipa_callsite_param_map_create): Removed.
21104 (ipa_callsite_tree): Removed.
21105 (ipa_callsite_caller): Removed.
21106 (ipa_pop_func_from_list): return_method removed to return_func
21108 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21109 prefixed all values with IPA_. Changed all users.
21110 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21111 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21112 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21113 (union parameter_info): Renamed to jump_func_value.
21114 (union jump_func_value): Renamed value to constant
21115 (struct ipa_jump_func): Renamed info_type to value
21116 (struct ipa_node): Renamed to ipa_node_params
21117 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21118 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21119 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21120 (struct ipa_edge): Renamed to ipa_edge_args
21121 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21122 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21123 (struct ipa_methodlist): Renamed to ipa_func_list
21124 (struct ipa_func_list): method_p renamed to node, next_method
21126 (ipa_methodlist_p): Removed, switched all users to struct pointer
21127 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21129 2008-04-30 Alan Modra <amodra@bigpond.net.au>
21131 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21132 (rs6000_emit_epilogue): Use backchain to restore only when we
21133 have a large frame. Make use of frame pointer to restore if we
21134 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21136 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
21138 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21139 Add mode to zero_extract.
21140 (sign bit tests peepholes): (Ditto.).
21142 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21144 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21145 Instructions in comments with SSE3.
21146 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21147 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21148 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21149 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21150 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21151 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21152 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21153 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21154 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21155 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21156 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21157 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21158 (bdesc_sse_args): Renamed to ...
21159 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21160 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21161 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21162 IX86_BUILTIN_FABSQ.
21163 (bdesc_1arg): Moved to ...
21164 (bdesc_args): Here.
21165 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21166 Instructions in comments with SSE3.
21167 (ix86_expand_sse_operands_builtin): Renamed to ...
21168 (ix86_expand_args_builtin): This. Updated.
21169 (ix86_expand_unop1_builtin): Update comments.
21170 (ix86_expand_builtin): Updated.
21172 2008-04-29 Richard Guenther <rguenther@suse.de>
21174 PR tree-optimization/36078
21175 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21176 Update virtual SSA form after cleaning up the CFG.
21178 2008-04-29 Richard Guenther <rguenther@suse.de>
21180 PR middle-end/15255
21181 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21183 2008-04-29 Richard Guenther <rguenther@suse.de>
21185 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21186 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21187 (compute_flow_insensitive_aliasing): Do not treat
21188 PTR_IS_REF_ALL pointers special.
21189 (get_smt_for): Likewise.
21190 (may_alias_p): Re-structure.
21191 (is_escape_site): A ref-all pointer conversion is not an escape site.
21192 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21193 PTR_IS_REF_ALL pointers special.
21194 * tree-ssa-structalias.h (struct alias_info): Remove
21195 ref_all_symbol_mem_tag field.
21196 (PTR_IS_REF_ALL): Remove.
21198 2008-04-29 Richard Guenther <rguenther@suse.de>
21200 PR middle-end/36077
21201 * fold-const.c (extract_muldiv_1): In combining division constants
21202 make sure to never overflow.
21204 2008-04-29 Nick Clifton <nickc@redhat.com>
21206 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21208 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21211 * optc-gen.awk: Work around HP-UX/IA awk bug.
21213 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21215 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21218 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21221 * config/i386/i386.md
21222 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21223 Change operand 1 predicate to nonimmediate_operand.
21225 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21228 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21230 * gengtype.c (walk_type, write_func_for_structure): Handle
21232 * doc/gty.texi: Document chain_circular.
21234 2008-04-28 Richard Guenther <rguenther@suse.de>
21236 PR tree-optimization/36066
21237 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21240 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21243 * config/i386/i386.md
21244 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21245 Use match_scratch instead of match_operand for operands 3 and 4.
21247 2008-04-27 Richard Guenther <rguenther@suse.de>
21249 PR tree-optimization/18754
21250 PR tree-optimization/34223
21251 * tree-pass.h (pass_complete_unrolli): Declare.
21252 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21253 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21254 Rewrite loop into loop closed SSA form if it is not already.
21255 (tree_unroll_loops_completely): Re-structure to iterate over
21256 innermost loops with intermediate CFG cleanups.
21257 Unroll outermost loops only if requested or the code does not grow
21259 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21260 loops are available.
21261 (tree_vectorize): Instead do so here.
21262 (tree_complete_unroll): Also unroll outermost loops.
21263 (tree_complete_unroll_inner): New function.
21264 (gate_tree_complete_unroll_inner): Likewise.
21265 (pass_complete_unrolli): New pass.
21266 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21267 uses outside of the loop.
21268 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21269 form if it is available.
21270 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21271 * passes.c (init_optimization_passes): Schedule complete inner
21272 loop unrolling pass before the first CCP pass after final inlining.
21274 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21276 * targhooks.h (default_emutls_var_fields,
21277 default_emutls_var_init): Declare.
21278 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21279 * target.h (struct gcc_target): Add struct emutls member.
21280 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21281 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21282 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21283 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21284 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21285 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21286 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21287 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21288 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21289 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21290 emit debug information.
21291 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21292 * varasm.c: Include targhooks.h.
21293 (emutls_object_section, emutls_tmpl_section): New.
21294 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21295 (EMUTLS_SEPARATOR): New.
21296 (prefix_name): New.
21297 (get_emutls_object_name): New.
21298 (default_emutls_var_fields): New, broken out of ...
21299 (get_emutls_object_type): ... here. Adjust to use target hooks.
21300 (get_emutls_init_templ_addr): Adjust to use target hooks.
21301 (emutls_decl): Adjust to use target hooks.
21302 (emutls_finish): Likewise.
21303 (default_emutls_var_init): New, broken out of ...
21304 (assemble_variable): ... here. Adjust to use target hooks.
21305 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21306 SECCAT_EMUTLS_TMPL.
21307 * c-common.c (handle_section_attribute): Prevent overriding
21308 sections for emulated tls with special sections.
21309 * config/i386/i386.c (x86_64_elf_select_section): Add
21310 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21311 (x86_64_elf_unique_section): Likewise.
21312 * config/vxworks.c: Include tree.h.
21313 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21314 (vxworks_override_options): Set TLS scheme.
21315 * doc/tm.texi (Emulated TLS): New node.
21317 2008-04-26 Simon Baldwin <simonb@google.com>
21320 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21321 with propagated string constants.
21323 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21325 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21326 constraint for operand 2 when operand 0 is memory operand.
21327 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21328 operand 0 is memory operand.
21329 (fix_trunc<mode>_i387_with_temp): Ditto.
21330 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21331 operand 2 when operand 1 is memory operand.
21332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21333 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21334 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21336 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21337 operands 2,3 and 4 when operand 1 is memory operand.
21338 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21340 (fistdi2_floor_with_temp): Ditto.
21341 (fist<mode>2_floor_with_temp): Ditto.
21342 (fistdi2_ceil_with_temp): Ditto.
21343 (fist<mode>2_ceil_with_temp): Ditto.
21344 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21346 2008-04-26 David Daney <ddaney@avtrex.com>
21348 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21350 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21351 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21352 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21353 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21354 (compare_and_swap_12): New insn.
21355 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21356 * config/mips/mips.c (mips_force_binary): New function.
21357 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21358 (mips_expand_compare_and_swap_12): New function.
21359 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21361 2008-04-25 Jan Hubicka <jh@suse.cz>
21364 * cfgexpand.c (pass_expand): Turn into RTL pass.
21365 * passes.c (execute_one_pass): Do pass typechecking after execution.
21366 * tree-pass.h (pass_expand): Turn into RTL pass.
21368 * function.h (struct rtl_data): Move here fields
21369 accesses_prior_frames, calls_eh_return, saves_all_registers,
21370 has_nonlocal_goto, has_asm_statement, is_thunk,
21371 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21372 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21373 arg_pointer_save_area_init from struct function; turn into bool.
21374 (struct function): Move
21375 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21376 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21377 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21378 tail_call_emit, arg_pointer_save_area_init
21379 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21380 (current_function_returns_struct, current_function_returns_pcc_struct,
21381 current_function_calls_setjmp, current_function_calls_alloca,
21382 current_function_accesses_prior_frames,
21383 current_function_calls_eh_return, current_function_is_thunk,
21384 current_function_stdarg, current_function_profile,
21385 current_function_limit_stack, current_function_uses_pic_offset_table,
21386 current_function_uses_const_pool, current_function_has_nonlocal_label,
21387 current_function_saves_all_registers,
21388 current_function_has_nonlocal_goto,
21389 current_function_has_asm_statement): Remove accesor macros.
21390 * ra-conflict.c (global_conflicts): Update.
21391 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21392 (suitable_for_tail_call_opt_p): Update.
21393 * builtins.c (expand_builtin_return_addr): Update.
21394 (expand_builtin_setjmp_setup): Update.
21395 (expand_builtin_nonlocal_goto): Update.
21396 * final.c (final_start_function): Update.
21397 (profile_function): Update.
21398 (leaf_function_p): Update.
21399 (only_leaf_regs_used): Update.
21400 * df-scan.c (df_get_exit_block_use_set): Update.
21401 * dojump.c (clear_pending_stack_adjust): Update.
21402 * tree-stdarg.c (gate_optimize_stdarg): Update.
21403 * gimple-low.c (lower_function_body): Update.
21404 * global.c (compute_regsets): Update.
21405 (global_alloc): Update.
21406 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21407 * expr.c (expand_assignment): Update.
21408 * dse.c (dse_step0): Update.
21409 (dse_step1): Update.
21410 * c-decl.c (store_parm_decls): Update.
21411 * local-alloc.c (combine_regs): Update.
21412 (find_free_reg): Update.
21413 * function.c (assign_parms_augmented_arg_list): Update.
21414 (assign_parm_find_data_types): Update.
21415 (assign_parms): Update.
21416 (allocate_struct_function): Update.
21417 (expand_function_start): Update.
21418 (expand_function_end): Update.
21419 (get_arg_pointer_save_area): Update.
21420 (thread_prologue_and_epilogue_insns): Update.
21421 (rest_of_match_asm_constraints): Update.
21422 * stor-layout.c (variable_size): Update.
21423 * gcse.c (gcse_main): Update.
21424 (bypass_jumps): Update.
21425 * gimplify.c (gimplify_function_tree): Update.
21426 * calls.c (emit_call_1): Update.
21427 (expand_call): Update.
21428 * bt-load.c (compute_defs_uses_and_gen): Update.
21429 * except.c (sjlj_assign_call_site_values): Update.
21430 (sjlj_emit_function_enter): Update.
21431 (can_throw_external): Update.
21432 (set_nothrow_function_flags): Update.
21433 (expand_builtin_unwind_init): Update.
21434 (expand_eh_return): Update.
21435 (convert_to_eh_region_ranges): Update.
21436 (output_function_exception_table): Update.
21437 * emit-rtl.c (gen_tmp_stack_mem): Update.
21438 * cfgexpand.c (expand_used_vars): Update.
21439 (tree_expand_cfg): Update.
21440 * cfgcleanup.c (rest_of_handle_jump): Update.
21441 * explow.c (allocate_dynamic_stack_space): Update.
21442 * varasm.c (assemble_start_function): Update.
21443 (force_const_mem): Update.
21444 (mark_constant_pool): Update.
21445 * tree-optimize.c (tree_rest_of_compilation): Update.
21446 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21447 * tree-cfg.c (notice_special_calls): Update.
21448 (is_ctrl_altering_stmt): Update.
21449 (tree_can_make_abnormal_goto): Update.
21450 (tree_purge_dead_abnormal_call_edges): Update.
21451 * config/alpha/predicates.md: Update.
21452 * config/alpha/alpha.c (alpha_sa_mask): Update.
21453 (alpha_sa_size): Update.
21454 (alpha_does_function_need_gp): Update.
21455 (alpha_expand_prologue): Update.
21456 (alpha_start_function): Update.
21457 (alpha_output_function_end_prologue): Update.
21458 (alpha_expand_epilogue): Update.
21459 * config/frv/frv.c (frv_stack_info): Update.
21460 (frv_expand_epilogue): Update.
21461 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21462 (s390_register_info): Update.
21463 (s390_frame_info): Update.
21464 (s390_init_frame_layout): Update.
21465 (s390_can_eliminate): Update.
21466 (save_gprs): Update.
21467 * config/spu/spu.c (spu_split_immediate): Update.
21468 (need_to_save_reg): Update.
21469 (spu_expand_prologue): Update.
21470 (spu_expand_epilogue): Update.
21471 * config/sparc/sparc.md: Update.
21472 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21473 (sparc_tls_got): Update.
21474 (legitimize_pic_address): Update.
21475 (sparc_emit_call_insn): Update.
21476 (sparc_expand_prologue): Update.
21477 (output_return): Update.
21478 (print_operand): Update.
21479 (sparc_function_ok_for_sibcall): Update.
21480 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21481 * config/m32r/m32r.md: Update.
21482 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21483 (m32r_compute_frame_size): Update.
21484 (m32r_expand_prologue): Update.
21485 (m32r_expand_epilogue): Update.
21486 (m32r_legitimize_pic_address): Update.
21487 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21488 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21489 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21490 (gen_push): Update.
21491 (ix86_save_reg): Update.
21492 (ix86_compute_frame_layout): Update.
21493 (ix86_expand_prologue): Update.
21494 (ix86_expand_epilogue): Update.
21495 * config/sh/sh.c (output_stack_adjust): Update.
21496 (calc_live_regs): Update.
21497 (sh5_schedule_saves): Update.
21498 (sh_expand_prologue): Update.
21499 (sh_expand_epilogue): Update.
21500 (sh_setup_incoming_varargs): Update.
21501 (sh_allocate_initial_value): Update.
21502 (sh_get_pr_initial_val): Update.
21503 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21504 * config/sh/sh.md (label:): Update.
21505 * config/avr/avr.c (out_movhi_mr_r): Update.
21506 * config/crx/crx.h (enum): Update.
21507 * config/xtensa/xtensa.h (along): Update.
21508 * config/stormy16/stormy16.c Update.
21509 (xstormy16_compute_stack_layout): Update.
21510 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21511 (fr30_expand_prologue): Update.
21512 * config/cris/cris.c (cris_conditional_register_usage): Update.
21513 (cris_reg_saved_in_regsave_area): Update.
21514 (cris_initial_frame_pointer_offset): Update.
21515 (cris_simple_epilogue): Update.
21516 (cris_expand_prologue): Update.
21517 (cris_expand_epilogue): Update.
21518 (cris_expand_pic_call_address): Update.
21519 (cris_asm_output_symbol_ref): Update.
21520 (cris_asm_output_label_ref): Update.
21521 * config/cris/cris.md Update.
21522 * config/iq2000/iq2000.c (compute_frame_size): Update.
21523 (iq2000_expand_epilogue): Update.
21524 * config/mt/mt.h (save_direction): Update.
21525 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21526 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21527 (ia64_secondary_reload_class): Update.
21528 * config/m68k/m68k.c (m68k_save_reg): Update.
21529 (m68k_expand_prologue): Update.
21530 (m68k_expand_epilogue): Update.
21531 (legitimize_pic_address): Update.
21532 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21533 (first_reg_to_save): Update.
21534 (first_altivec_reg_to_save): Update.
21535 (compute_vrsave_mask): Update.
21536 (compute_save_world_info): Update.
21537 (rs6000_stack_info): Update.
21538 (spe_func_has_64bit_regs_p): Update.
21539 (rs6000_ra_ever_killed): Update.
21540 (rs6000_emit_eh_reg_restore): Update.
21541 (rs6000_emit_allocate_stack): Update.
21542 (rs6000_emit_prologue): Update.
21543 (rs6000_emit_epilogue): Update.
21544 (rs6000_output_function_epilogue): Update.
21545 (output_profile_hook): Update.
21546 (rs6000_elf_declare_function_name): Update.
21547 * config/rs6000/rs6000.h (rs6000_args): Update.
21548 * config/rs6000/rs6000.md: Update.
21549 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21550 * config/arc/arc.c (arc_output_function_epilogue): Update.
21551 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21552 * config/darwin.c (machopic_function_base_name): Update.
21553 * config/score/score3.c (score3_compute_frame_size): Update.
21556 (score3_epilogue): Update.
21557 * config/score/score7.c (score7_compute_frame_size): Update.
21558 (score7_prologue): Update.
21559 (score7_epilogue): Update.
21560 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21561 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21562 * config/arm/arm.c (use_return_insn): Update.
21563 (require_pic_register): Update.
21564 (arm_load_pic_register): Update.
21565 (arm_compute_save_reg0_reg12_mask): Update.
21566 (arm_compute_save_reg_mask): Update.
21567 (thumb1_compute_save_reg_mask): Update.
21568 (output_return_instruction): Update.
21569 (arm_output_function_prologue): Update.
21570 (arm_output_epilogue): Update.
21571 (arm_get_frame_offsets): Update.
21572 (arm_expand_prologue): Update.
21573 (thumb_pushpop): Update.
21574 (thumb_exit): Update.
21575 (thumb1_expand_prologue): Update.
21576 (thumb1_expand_epilogue): Update.
21577 (arm_unwind_emit): Update.
21578 (arm_output_fn_unwind): Update.
21579 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21580 * config/arm/arm.md: Update.
21581 * config/pa/pa.md: Update.
21582 * config/pa/pa.c (legitimize_pic_address): Update.
21583 (compute_frame_size): Update.
21584 (hppa_expand_prologue): Update.
21585 (hppa_expand_epilogue): Update.
21586 (borx_reg_operand): Update.
21587 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21588 (HARD_REGNO_RENAME_OK): Update.
21589 * config/mips/mips.c (mips_global_pointer): Update.
21590 (mips_save_reg_p): Update.
21591 (mips_compute_frame_info): Update.
21592 (mips_frame_pointer_required): Update.
21593 (mips_expand_prologue): Update.
21594 (mips_expand_epilogue): Update.
21595 (mips_can_use_return_insn): Update.
21596 (mips_reorg_process_insns): Update.
21597 * config/v850/v850.c (compute_register_save_size): Update.
21598 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21599 * config/mmix/mmix.c (along): Update.
21600 (mmix_expand_epilogue): Update.
21601 * config/bfin/bfin.c (legitimize_pic_address): Update.
21602 (must_save_p): Update.
21603 (stack_frame_needed_p): Update.
21604 (add_to_reg): Update.
21605 (bfin_expand_prologue): Update.
21606 * stmt.c (expand_asm_operands): Update.
21607 * reload1.c (reload): Update.
21608 (init_elim_table): Update.
21610 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21612 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21614 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21617 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21618 (mov<mode>): Removed.
21619 (*movv4sf_internal): Likewise.
21620 (*movv2df_internal): Likewise.
21622 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21624 * config.gcc (crx-*-elf): Remove deprecation.
21626 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21628 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21629 __gcc_deregister_frame with atexit.
21630 (deregister_frame_dtor): Remove.
21632 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21633 Nathan Sidwell <nathan@codesourcery.com>
21635 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21637 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21638 (rs6000_isel): Likewise.
21639 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21640 (rs6000_isel): New variable.
21641 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21643 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21646 * c-common.c (handle_vector_size_attribute): Call
21647 lang_hooks.types.reconstruct_complex_type instead of
21648 reconstruct_complex_type.
21649 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21650 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21651 * langhooks.h (struct lang_hooks_for_types): Add
21652 reconstruct_complex_type hook.
21653 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21654 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21656 2008-04-24 Richard Guenther <rguenther@suse.de>
21658 * c-common.h (check_builtin_function_arguments): Declare.
21659 * c-common.c (validate_nargs): New function.
21660 (check_builtin_function_arguments): Likewise.
21661 * c-typeck.c (build_function_call): Call
21662 check_builtin_function_arguments.
21663 * builtins.c (fold_builtin_classify): Remove error reporting code.
21664 (fold_builtin_unordered_cmp): Likewise.
21665 (fold_builtin_1): Likewise.
21666 (fold_builtin_n): Likewise.
21668 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21670 PR tree-optimization/36008
21671 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21672 the original op1, rather than delta by step.
21674 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21675 Sebastian Pop <sebastian.pop@amd.com>
21677 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21678 eliminate_local_variables_stmt, eliminate_local_variables,
21679 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21680 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21681 of code delimited by two edges in the CFG.
21682 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21683 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21684 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21685 the case of parallelisation of reductions.
21686 (expr_invariant_in_region_p): New.
21688 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21689 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21691 2008-04-24 Ira Rosen <irar@il.ibm.com>
21692 Richard Guenther <rguenther@suse.de>
21694 PR tree-optimization/36034
21695 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21696 incapable of dealing with loads with gaps.
21698 2008-04-24 Rafael Espíndola <espindola@google.com>
21700 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21701 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21702 vrp_evaluate_conditional.
21703 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21704 (vrp_evaluate_conditional): Split the cond argument.
21705 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21706 (simplify_stmt_for_jump_threading): Update call to
21707 vrp_evaluate_conditional.
21709 2008-04-24 Ira Rosen <irar@il.ibm.com>
21711 PR tree-optimization/35982
21712 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21713 interleaved data-refs are of the same type.
21715 2008-04-24 Danny Smith <dannysmith@users.net>
21717 * c-format.c (check_format_info_main): Use strncmp rather than a
21718 magic prefix to handle multichar length specs.
21719 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21720 Don't prefix "I64" and "I32" with '\0'.
21722 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21725 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21726 in registers for -m32 only if stdarg_p (fntype).
21728 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21730 PR rtl-optimization/36006
21731 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21732 temp to op0 in order to avoid invalid rtx sharing.
21734 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21736 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21737 check TREE_INVARIANT.
21738 * tree-gimple.c (is_gimple_address): New.
21739 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21740 * tree-gimple.h (is_gimple_address): New.
21741 * tree.h (decl_address_invariant_p): New.
21742 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21743 (build_string): Likewise.
21744 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21745 (tree_invariant_p_1): Likewise.
21746 (save_expr): Use it.
21747 (tree_invariant_p): New.
21748 (skip_simple_arithmetic): Use it.
21749 (stabilize_reference_1): Use it.
21750 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21752 (build1_stat): Drop code to compute TREE_INVARIANT.
21753 (build2_stat): Drop code to compute TREE_INVARIANT.
21754 (build3_stat): Drop code to compute TREE_INVARIANT.
21755 (build4_stat): Drop code to compute TREE_INVARIANT.
21756 (build5_stat): Drop code to compute TREE_INVARIANT.
21757 (build7_stat): Drop code to compute TREE_INVARIANT.
21758 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21759 * tree.h (struct tree_base): Remove invariant_flag.
21760 (TREE_INVARIANT): Remove.
21761 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21762 (fold_builtin_expect): Check TREE_CONSTANT.
21763 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21764 * c-tree.h (c_expr_to_decl): Drop third parameter.
21765 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21766 (build_c_cast): Don't set TREE_INVARIANT.
21767 (pop_init_level): Don't set TREE_INVARIANT.
21768 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21769 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21771 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21772 (gimplify_addr_expr): Adjust comment.
21773 * tree-mudflap.c (mf_build_string):
21774 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21775 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21776 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21777 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21778 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21779 * langhooks.h (struct lang_hooks): Drop third parameter from
21782 2008-04-23 Richard Guenther <rguenther@suse.de>
21784 PR tree-optimization/27799
21785 PR tree-optimization/32921
21786 PR tree-optimization/32624
21787 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21788 SMTs aliases and the tag itself into the solution.
21789 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21790 merge the points-to solution back into the SMT aliases.
21791 (may_alias_p): Use alias_set_subset_of instead of
21792 aliases_conflict_p. A pointer which points to
21793 memory with alias set zero may access any variable.
21795 2008-04-23 Richard Guenther <rguenther@suse.de>
21797 * alias.c (alias_set_subset_of): Correctly handle asking
21798 if zero is a subset of an alias set with zero child.
21799 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21800 (compute_flow_insensitive_aliasing): Correctly walk all
21801 pointers. Do not unnecessarily union sets.
21803 2008-04-23 Richard Guenther <rguenther@suse.de>
21805 PR middle-end/36021
21806 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21808 2008-04-22 Tomas Bily <tbily@suse.cz>
21810 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21812 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21814 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21815 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21816 * tree-inline.c (estimate_num_insns_1): Likewise.
21817 * varasm.c (const_hash_1, compare_constant, copy_constant)
21818 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21819 * emit-rtl.c (component_ref_for_mem_expr)
21820 (set_mem_attributes_minus_bitpos): Likewise.
21821 * expr.c (highest_pow2_factor, expand_expr_real_1)
21822 (is_aligning_offset): Likewise.
21823 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21824 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21825 * dojump.c (do_jump): Likewise.
21826 * builtins.c (get_pointer_alignment, get_memory_rtx)
21827 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21828 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21830 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21832 PR rtl-optimization/36017
21833 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21834 expanding the library call.
21836 2008-04-22 Ian Lance Taylor <iant@google.com>
21838 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21839 than size_in_bytes.
21841 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21843 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21844 of LR/CTR moves for Power6.
21846 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21848 PR middle-end/36003
21849 * passes.c (init_optimization_passes): Remove
21850 pass_fast_rtl_byte_dce.
21852 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21855 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21856 builtin functions to generate faster code.
21857 (_mm_cvtpu16_ps): Ditto.
21858 (_mm_cvtpi32x2_ps): Ditto.
21860 2008-04-22 Nick Clifton <nickc@redhat.com>
21862 * common.opt (ftree-loop-distribution): Add Optimization
21865 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21866 (frv_expand_builtin_va_start): Likewise.
21868 * config/arm/arm.c (thumb_find_work_register): Fix location of
21869 argument register count.
21871 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21873 Support scheduling for ColdFire V1 and V3 microarchitecture.
21874 Improve scheduling of multiplication instructions.
21876 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21877 (mac): New instruction attribute.
21878 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21879 (m68k_sched_mac): New variable.
21880 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21881 Handle cfv1 and cfv3.
21882 (max_insn_size): New static variable.
21883 (struct _sched_ib): New type.
21884 (sched_ib): New static variable.
21885 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21886 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21887 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21889 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21890 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21891 new variables. Update.
21892 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21893 Add modeling of cfv3 instruction buffer. Update.
21894 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21895 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21896 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21897 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21898 a particular reservation applies to.
21899 (type2): Reorganize attribute values. Rename alu to alu_reg,
21900 alu_l to alu, move_l to omove. Join move to alu. Split mul
21901 to mul_l and mul_w.
21902 (cf_ib_*): Simplify description of instruction buffer.
21903 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21904 (cf_mem): Split into cf_mem1 and cf_mem2.
21905 (cf_v2_move_??): Rename to cfv12_alu_??.
21906 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21907 (cf_v2_mul_??): Remove reservations.
21908 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21909 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21910 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21912 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21913 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21914 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21915 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21916 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21917 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21918 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21919 expansions of the above reservations for instructions of sizes
21922 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21924 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21926 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21928 * coverage.c: Include tree-pass.h.
21929 (coverage_counter_alloc): Print da_file_name to the dump file.
21931 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21933 * sbitmap.c (sbitmap_range_empty_p): New function.
21934 * sbitmap.h (sbitmap_range_empty_p): New function.
21935 * bitmap.h: Now includes obstack.h.
21937 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21938 Kenneth Zadeck <zadeck@naturalbridge.com>
21940 * dbgcnt.def (ra_byte_scan): Added.
21941 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21942 when the last hit happens for a counter.
21943 * timevar.def (TV_DF_BYTE_LR): New variable.
21944 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21945 * passes.c (pass_fast_rtl_byte_dce): New pass.
21946 * fwprop.c (update_df): Added mode to call df_ref_create.
21947 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21948 DF_REF_EXTRACT_OFFSET.
21949 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21950 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21952 (df_ref_extract): Added mode field.
21953 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21954 DF_REF_EXTRACT_OFFSET.
21955 (DF_REF_EXTRACT_MODE): New macro.
21956 (df_byte_lr_bb_info): New structure.
21957 (df_print_byte_regset, df_compute_accessed_bytes,
21958 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21959 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21960 df_byte_lr_simulate_uses,
21961 df_byte_lr_simulate_artificial_refs_at_top,
21962 df_byte_lr_simulate_artificial_refs_at_end,
21963 df_compute_accessed_bytes): New function.
21964 (df_ref_create): Add parameter.
21965 (df_byte_lr_get_bb_info): New inline function.
21966 * df-scan.c (df_ref_record, df_uses_record,
21967 df_ref_create_structure): Added mode parameter.
21968 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21969 df_defs_record, df_uses_record, df_get_conditional_uses,
21970 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21971 df_entry_block_defs_collect, df_exit_block_uses_collect):
21972 Added mode parameter to calls to df_ref_record, df_uses_record,
21973 df_ref_create_structure.
21974 (df_ref_equal_p, df_ref_compare): Added test for modes.
21975 (df_ref_create_structure): Added code to set mode. Renamed
21976 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21977 DF_REF_EXTRACT_OFFSET.
21978 * df-core.c (df_print_byte_regset): New function.
21979 * df-byte-scan.c: New file.
21980 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21981 calls to BITMAP_FREE.
21982 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21983 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21984 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21985 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21986 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21987 df_byte_lr_local_compute, df_byte_lr_init,
21988 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21989 df_byte_lr_transfer_function, df_byte_lr_free,
21990 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21991 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21992 df_byte_lr_simulate_uses,
21993 df_byte_lr_simulate_artificial_refs_at_top,
21994 df_byte_lr_simulate_artificial_refs_at_end): New function.
21995 * dce.c (byte_dce_process_block): New function.
21996 (dce_process_block): au is now passed in rather than computed
21997 locally. Changed loops that look at artificial defs to not look
21998 for conditional or partial ones, because there never are any.
21999 (fast_dce): Now is able to drive byte_dce_process_block or
22000 dce_process_block depending on the kind of dce being done.
22001 (rest_of_handle_fast_dce): Add parameter to fast_dce.
22002 (rest_of_handle_fast_byte_dce): New function.
22003 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
22004 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
22006 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
22009 * gcc.h: Added fortran options that take arguments to
22010 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
22013 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
22015 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
22016 scalarization if on the LHS and not a full access.
22018 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22020 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
22022 2008-04-18 Rafael Espíndola <espindola@google.com>
22024 * tree-vrp.c (find_case_label_index): Fix the binary search.
22025 (find_case_label_range): New.
22026 (vrp_visit_switch_stmt): Use find_case_label_range.
22027 (simplify_switch_using_ranges): Use find_case_label_range.
22029 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
22031 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
22032 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
22034 2008-04-18 Tom Tromey <tromey@redhat.com>
22037 * doc/cpp.texi (Implementation-defined behavior): Mention
22040 2008-04-18 Ian Lance Taylor <iant@google.com>
22042 * fold-const.c (pointer_may_wrap_p): New static function.
22043 (fold_comparison): Add another test for pointer overflow. Use
22044 pointer_may_wrap_p to disable some false positives.
22046 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
22048 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22049 (fname_as_string): Match updated cpp_interpret_string prototype.
22050 (fix_string_type): Support char16_t* and char32_t*.
22051 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22052 derivative) nodes. Register as builtin if C++0x.
22053 (c_parse_error): Support CPP_CHAR{16,32}.
22054 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22055 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22056 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22057 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22058 CTI_CHAR32_ARRAY_TYPE>: New elements.
22059 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22060 char32_type_node, signed_char32_type_node, char16_array_type_node,
22061 char32_array_type_node): New defines.
22062 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22063 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22064 (lex_string): Support CPP_STRING{16,32}, match updated
22065 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22066 (lex_charconst): Support CPP_CHAR{16,32}.
22067 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22068 and CPP_STRING{16,32}.
22070 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
22073 * aclocal.m4: Regenerate.
22074 * configure: Regenerate.
22076 2008-04-18 Jan Hubicka <jh@suse.cz>
22078 * except.c (dw2_size_of_call_site_table,
22079 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22081 * cgraphbuild.c (build_cgraph_edges): Update.
22082 * tree-pass.h: Update comment.
22083 * final.c (leaf_function_p): Update.
22084 (leaf_renumber_regs): Update.
22085 (rest_of_clean_state): Update.
22086 * omp-low.c (expand_omp_parallel): Update.
22087 * ipa-reference.c (analyze_function): Update.
22088 * reorg.c (find_end_label): Update.
22089 (optimize_skip): Update.
22090 (fill_simple_delay_slots): Update.
22091 (fill_simple_delay_slots): Update.
22092 (make_return_insns): Update.
22093 (dbr_schedule): Update.
22094 * gimple-low.c (record_vars_into): Update.
22095 * cfgbuild.c (make_edges): Update.
22096 * function.c (assign_stack_local): Update.
22097 (assign_parm_adjust_stack_rtl): Update.
22098 (locate_and_pad_parm): Update.
22099 (allocate_struct_function): Do not initialize stack_alignment_needed
22100 and preferred_stack_boundary here.
22101 (stack_protect_prologue): Update.
22102 (stack_protect_epilogue): Update.
22103 (expand_function_start): Initialize stack_alignment_needed,
22104 preferred_stack_boundary and max_jumptable_ents.
22105 (expand_function_end): Update.
22106 (free_after_compilation): Do not NULLify epilogue_delay_list.
22107 * function.h (struct rtl_data): Add stack_protect_guard,
22108 stack_alignment_needed,
22109 preferred_stack_boundary, epilogue_delay_list.
22110 (struct function): Remove value_histograms, stack_alignment_needed,
22111 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22113 unexpanded_var_list, stack_protect_guard.
22114 (current_function_epilogue_delay_list): Remove.
22115 * ipa-type-escape.c (analyze_function): Update.
22116 * gimplify.c (pop_gimplify_context): Update comment.
22117 * calls.c (expand_call): Update.
22118 (emit_library_call_value_1): Update.
22119 * except.c (set_nothrow_function_flags): Update.
22120 * cfgexpand.c (get_decl_align_unit): Update.
22121 (create_stack_guard): Update.
22122 (estimated_stack_frame_size): Update.
22123 (expand_used_vars): Update.
22124 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22125 * explow.c (allocate_dynamic_stack_space): Update.
22126 * tree-ssa-live.c (remove_unused_locals): Update.
22127 * varasm.c (mark_constant_pool): Update.
22128 * tree-inline.c (remap_decls): Update.
22129 (initialize_cfun): Update.
22130 (declare_return_variable): Update.
22131 (inline_forbidden_p): Update.
22132 (expand_call_inline): Update.
22133 (declare_inline_vars): Update.
22134 (tree_function_versioning): Update.
22135 * tree-flow.h (value_histograms): New.
22136 (VALUE_HISTOGRAMS): New macro.
22137 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22139 * tree-cfg.c (set_bb_for_stmt): Update.
22140 (replace_by_duplicate_decl): Update.
22141 (move_block_to_fn): Update.
22142 (new_label_mapper): Update.
22143 (dump_function_to_file): Update.
22144 * ipa-struct-reorg.c (build_data_structure): Update.
22145 * cfgrtl.c (print_rtl_with_bb): Update.
22146 * reload1.c (reload): Update.
22148 * config/i386/i386.c (setup_incoming_varargs_64,
22149 ix86_compute_frame_layout): Update.
22150 * config/arc/arc.c (arc_output_function_epilogue): Update.
22152 2008-04-18 Marius Strobl <marius@FreeBSD.org>
22154 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22155 for FreeBSD as well.
22156 * gthr-posix95.h: Likewise.
22158 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22160 PR rtl-optimization/35838
22161 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22162 out the byte offset of the first subreg.
22164 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
22166 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22167 to split_ti instead of three separate calls with single member arrays.
22168 (subti3 splitter): Ditto.
22169 (adddi3 splitter): Ditto with split_di.
22170 (subdi3 splitter): Ditto.
22171 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22172 two separate calls with single member arrays. Swap match_dup
22173 operands 1 and 2 to better fit into the array.
22174 (negdi2 splitter): Ditto with split_di.
22175 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22176 two separate calls with single member arrays. Swap match_dup operands
22177 6 and 7 to better fit into the array.
22179 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22181 * config/i386/i386.c (sse_builtin_type): New.
22182 (bdesc_sse_args): Likewise.
22183 (bdesc_sse_3arg): Removed.
22184 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22185 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22186 IX86_BUILTIN_ROUNDPS.
22187 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22188 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22189 IX86_BUILTIN_ROUNDPS.
22190 (ix86_expand_sse_4_operands_builtin): Removed.
22191 (ix86_expand_sse_operands_builtin): New.
22192 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22193 and CODE_FOR_sse4_1_roundps.
22194 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22195 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22197 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22200 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22201 regs before frame pop when needed. If use_backchain_to_restore_sp
22202 then load backchain into a temp reg to restore vr and vrsave. Add
22203 code to restore vr after frame pop if possible.
22205 2008-04-17 Richard Guenther <rguenther@suse.de>
22207 * tree-vn.c (expressions_equal_p): Do not check type
22208 equality or compatibility before calling operand_equal_p.
22209 * fold-const.c (operand_equal_p): Check equivalence of
22210 integer constants before bailing out due to signedness or
22211 precision differences.
22212 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22213 spurious differences in type qualification. Ignore types
22214 for COMPONENT_REFs at all.
22216 2008-04-17 Christian Bruel <christian.bruel@st.com>
22218 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22219 msw_skip comparison.
22221 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22224 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22227 PR tree-optimization/35899
22228 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22229 rather than TREE_OPERAND.
22231 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22234 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22235 temporary registers. Change operand predicate to general_operand.
22236 (remainderxf3): Ditto.
22238 2008-04-16 Richard Guenther <rguenther@suse.de>
22240 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22241 * tree-affine.c (aff_combination_expand): Look through some
22244 2008-04-15 Doug Kwan <dougkwan@google.com>
22246 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22248 * tree-pretty-print.c (dump_generic_node): Ditto.
22249 * final.c (output_addr_const): Ditto.
22250 * dwarf2out.c (output_cfi): Ditto.
22251 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22252 * print-rtl.c (print_rtx): Ditto.
22253 * print-tree.c (print_node_brief, print_node): Ditto.
22254 * c-common.c (match_case_to_enum_1): Ditto.
22255 * sched-vis.c (print_value): Ditto.
22256 * config/i386/i386.c (print_operand): Cast to long unsigned int
22259 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22260 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22261 MS Windows VirtualProtect function.
22263 2008-04-15 Jan Hubicka <jh@suse.cz>
22265 * gengtype.c (write_root): Param_is argument is OK.
22266 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22267 * function.h: Include varray.h
22268 (rtl_eh): New stucture based on except.c one.
22269 (call_site_record): New forward declaration and vector type.
22270 * calls.c (emit_call_1): Do not call
22271 note_current_region_may_contain_throw.
22272 * except.c (eh_status): Remove cur_region, try_region since they are
22274 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22275 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22276 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22277 Remove call_site_data_used, call_site_data_size.
22278 Turn call_site_record into vector in function.h.
22279 (note_current_region_may_contain_throw): Remove.
22280 (get_exception_pointer, get_exception_filter): Do not take struct
22281 function argument; update.
22282 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22283 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22284 build_post_landing_pads, dw2_build_landing_pads,
22285 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22286 sjlj_emit_function_enter, sjlj_emit_function_enter,
22287 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22288 sjlj_build_landing_pads, finish_eh_generation,
22289 remove_exception_handler_label, remove_eh_handler,
22290 maybe_remove_eh_handler, add_reachable_handler,
22291 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22292 add_action_record, collect_one_action_chain, add_call_site,
22293 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22294 sjlj_output_call_site_table, output_function_exception_table,
22295 * except.h (note_current_region_may_contain_throw): Remove
22296 (get_exception_pointer, get_exception_filter): Do not take struct
22298 * Makefile.in (GTFILES): Put varargs before struct function.
22300 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22302 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22303 punt for STRING_CST.
22304 (get_constraint_for): Deal with STRING_CST here instead.
22306 2008-04-15 Richard Guenther <rguenther@suse.de>
22308 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22309 statements in a basic-block with a backward walk. Do not
22310 substitute into dead statements but instead remove those.
22312 2008-04-15 Richard Guenther <rguenther@suse.de>
22314 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22315 to zero, thus disable creation of SFTs.
22317 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22319 * tree-predcom.c (suitable_reference_p): Return false if the
22320 reference can throw.
22322 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22325 * c-decl.c (finish_decl): If extern or static var has variable
22326 size, set TREE_TYPE (decl) to error_mark_node.
22328 2008-04-15 Rafael Espíndola <espindola@google.com>
22330 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22333 2008-04-15 Richard Guenther <rguenther@suse.de>
22335 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22336 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22337 (visit_reference_op_load): Do walk vuse-vdef chains on
22338 vn_reference_lookup.
22339 (visit_reference_op_store): But do not here.
22340 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22341 vn_reference_lookup.
22342 (vn_lookup_with_vuses): But do so here.
22344 2008-04-14 Ian Lance Taylor <iant@google.com>
22346 * fold-const.c (fold_overflow_warning): Remove assertion.
22348 2008-04-15 Ben Elliston <bje@au.ibm.com>
22350 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22351 temp1 local variables.
22353 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22356 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22357 ".text.unlikely" section as executable.
22359 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22361 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22362 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22363 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22364 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22365 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22366 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22367 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22369 2008-04-14 Ian Lance Taylor <iant@google.com>
22371 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22372 * fold-const.c (fold_comparison): If appropriate, test
22373 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22374 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22375 reassociating a pointer type.
22376 * doc/invoke.texi (Optimize Options): Document that
22377 -fstrict-overflow applies to pointer wraparound.
22379 2008-04-13 Jan Hubicka <jh@suse.cz>
22381 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22383 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22385 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22386 we are going to "save the world".
22388 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22390 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22391 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22392 operand 0 constraint, not "=".
22394 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22396 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22398 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22400 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22401 of size of positions_needed * CHAR_BIT.
22403 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22405 PR middle-end/35897
22406 * dse.c (store_info): Change positions_needed to unsigned
22408 (lowpart_bitmask): New.
22409 (record_store): Cast to unsigned HOST_WIDE_INT for
22410 positions_needed. Assert width <= size of positions_needed *
22411 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22412 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22413 lowpart_bitmask to set mask.
22415 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22417 * config/bfin/constraints.md: New file.
22418 * config/bfin/bfin.md: Include it.
22419 (adddi3): Use satisfies_constraint functions instead of the old macros.
22420 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22421 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22422 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22423 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22424 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22425 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22426 EXTRA_CONSTRAINT): Delete.
22427 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22428 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22430 * config/bfin/bfin.c: Include "tm-constrs.h".
22431 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22432 Use satisfies_constraint functions instead of the old macros.
22433 * doc/md.texi (Blackfin Constraints): Update file name reference.
22435 2008-04-11 Richard Guenther <rguenther@suse.de>
22437 PR tree-optimization/35869
22438 * tree-vrp.c (execute_vrp): Move switch statement update after
22439 jump threading. Schedule another cfg cleanup run.
22441 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22444 * attribs.c (decl_attributes): Return early on errorneous node.
22446 2008-04-10 Oleg Ryjkov <olegr@google.com>
22448 * tree.h (struct tree_base): Added a new flag default_def_flag.
22449 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22451 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22453 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22455 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22458 * pa.md: Define mode iterator P. Define mode attribute dwc.
22459 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22460 (icacheflush): Likewise.
22461 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22462 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22464 2008-04-11 Ben Elliston <bje@au.ibm.com>
22466 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22468 2008-04-10 Rafael Espíndola <espindola@google.com>
22470 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22471 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22472 (extract_range_from_expr): The same.
22474 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22476 * config/mips/mips.md (GPR2): New mode iterator.
22477 (seq): Add comment.
22478 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22479 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22480 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22481 Rewrite these to take two modes, the mode of comparison and the
22482 mode of the destination.
22483 * config/mips/mips.c (mips_expand_scc): Instead of having
22484 paradoxical subreg as destination, expand "narrowing" scc if mode
22485 of comparison is SI and target is requested in DI mode.
22486 (mips_emit_int_order_test): Update comment. Make mode of
22487 comparison match CMP0 rather than TARGET. When creating inverse
22488 target use mode of TARGET.
22490 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22492 * gcov-dump.c (tag_summary): Only print summaries for the first
22493 GCOV_COUNTERS_SUMMABLE counters.
22495 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22497 * config/i386/i386.md (absneg): New code iterator.
22498 (absnegprefix): New code attribute.
22499 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22500 patterns using absneg code iterator.
22501 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22502 using absneg code iterator.
22503 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22504 *neg<mode>2 patterns using absneg code iterator.
22505 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22506 *negextendsfdf2 patterns using absneg code iterator.
22507 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22508 *negextendsfxf2 patterns using absneg code iterator.
22509 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22510 *negextendsfdf2 patterns using absneg code iterator.
22511 * config/i386/sse.md (<code><mode>2): Macroize expander from
22512 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22514 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22516 * config/s390/s390.h: Remove the remains of the recent search
22517 & replace action of current_function_outgoing_args_size.
22519 2008-04-10 Ira Rosen <irar@il.ibm.com>
22521 PR tree-optimization/35821
22522 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22523 NEW_STMT_LIST is not NULL.
22525 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22528 * toplev.c (process_options): Remove -ffunction-sections debugging
22531 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22533 PR middle-end/PR28690
22534 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22535 than gen_rtx_fmt_ee to perform more canonicalizations.
22537 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22540 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22542 2008-04-09 Richard Guenther <rguenther@suse.de>
22544 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22545 (dump_function_to_file): Dump function arguments with types.
22547 2008-04-08 Richard Guenther <rguenther@suse.de>
22549 * fold-const.c (fold_widened_comparison): Do not allow
22550 sign-changes that change the result.
22552 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22555 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22556 kinds of indirect references.
22558 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22560 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22561 GNU Fortran language string.
22563 2008-04-08 Rafael Espíndola <espindola@google.com>
22565 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22566 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22567 * tree.h (tree_call_nonnegative_warnv_p): New.
22569 2008-04-08 Jan Hubicka <jh@suse.cz>
22571 * function.c (free_after_compilation): Clear out regno_reg_rtx
22574 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22577 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22579 PR middle-end/PR28690
22580 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22581 same precedence as REG_POINTER and MEM_POINTER operands.
22583 2008-04-08 Richard Guenther <rguenther@suse.de>
22585 PR middle-end/35834
22586 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22587 for adding index to base.
22589 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22591 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22592 (MINGW_ENABLE_EXECUTE_STACK): New.
22593 (IN_LIBGCC2): For libgcc include windows.h file for
22594 function declarations.
22596 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22598 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22599 and tem2 if tem1 is not a REG or MULT.
22601 2008-04-08 Jan Hubicka <jh@suse.cz>
22603 * function.h (incomming_args): Break out of struct function.
22604 (function_subsections): Break out of struct function.
22605 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22606 return_rtx and hard_reg_initial_vals from struct function.
22607 Kill inl_max_label_num.
22608 (current_function_pops_args, current_function_args_info,
22609 current_function_args_size, current_function_args_size,
22610 current_function_pretend_args_size,
22611 current_function_outgoing_args_size,
22612 current_function_internal_arg_pointer, current_function_return_rtx):
22613 Kill compatibility accestor macros.
22614 * builtins.c (expand_builtin_apply_args_1): Update.
22615 (expand_builtin_next_arg): Update.
22616 * df-scan.c (df_get_call_refs): Update.
22617 * dbxout.c (dbxout_function_end): Update.
22618 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22619 (output_line_info): Update.
22620 (secname_for_decl): Update.
22621 (dwarf2out_var_location): Update.
22622 * function.c (free_after_compilation): Update.
22623 (assign_parm_find_stack_rtl): Update.
22624 (assign_parms): Update.
22625 (expand_dummy_function_end): Update.
22626 (expand_function_end): Update.
22627 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22628 (expand_call): Update.
22629 (emit_library_call_value_1): Update.
22630 (store_one_arg): Update.
22631 * varasm.c (initialize_cold_section_name): Update.
22632 (unlikely_text_section): Update.
22633 (unlikely_text_section_p): Update.
22634 (assemble_start_function): Update.
22635 (assemble_end_function): Update.
22636 (default_section_type_flags): Update.
22637 (switch_to_section): Update.
22638 * integrate.c (set_decl_abstract_flags): Update.
22639 (get_hard_reg_initial_val): Update.
22640 (has_hard_reg_initial_val): Update.
22641 (allocate_initial_values): Update.
22642 * resource.c (init_resource_info): Update.
22643 * config/alpha/alpha.c (NUM_ARGS): Update.
22644 (direct_return): Update.
22645 (alpha_va_start): Update.
22646 (alpha_sa_size): Update.
22647 (alpha_initial_elimination_offset): Update.
22648 (alpha_expand_prologue): Update.
22649 (alpha_start_function): Update.
22650 (alpha_expand_epilogue): Update.
22651 (unicosmk_initial_elimination_offset):
22652 * config/alpha/alpha.md (call expander): Update.
22653 * config/s390/s390.c (s390_register_info): Update.
22654 (s390_register_info): Update.
22655 (s390_frame_info): Update.
22656 (s390_initial_elimination_offset): Update.
22657 (s390_build_builtin_va_list): Update.
22658 (s390_va_start): Update.
22659 * config/spu/spu.c (direct_return): Update.
22660 (spu_expand_prologue): Update.
22661 (spu_initial_elimination_offset): Update.
22662 (spu_build_builtin_va_list): Update.
22663 (spu_va_start): Update.
22664 * config/sparc/sparc.c (sparc_init_modes): Update.
22665 (sparc_compute_frame_size): Update.
22666 (function_value): Update.
22667 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22668 * config/i386/i386.md (return expander): Update.
22669 * config/i386/i386.c (ix86_va_start): Update.
22670 (ix86_can_use_return_insn_p): Update.
22671 (ix86_compute_frame_layout): Update.
22672 (ix86_expand_epilogue): Update.
22673 * config/sh/sh.c (output_stack_adjust): Update.
22674 (calc_live_regs): Update.
22675 (sh_expand_prologue): Update.
22676 (sh_builtin_saveregs): Update.
22677 (sh_va_start): Update.
22678 (initial_elimination_offset): Update.
22679 (sh_allocate_initial_value): Update.
22680 (sh_function_ok_for_sibcall): Update.
22681 (sh_get_pr_initial_val): Update.
22682 * config/sh/sh.md (return expander): Update.
22683 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22684 * config/crx/crx.c (crx_compute_frame): UPdate.
22685 (crx_initial_elimination_offset): UPdate.
22686 * config/xtensa/xtensa.c (compute_frame_size): Update
22687 (xtensa_builtin_saveregs): Update.
22688 (xtensa_va_start): Update.
22689 (order_regs_for_local_alloc): Update.
22690 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22691 (xstormy16_expand_builtin_va_start): Update.
22692 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22693 * config/m68hc11/m68hc11.md (return expanders): Update.
22694 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22695 (expand_epilogue): Update.
22696 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22697 (cris_simple_epilogue): Update.
22698 (cris_expand_prologue): Update.
22699 (cris_expand_epilogue): Update.
22700 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22701 (compute_frame_size): Update.
22702 * config/mt/mt.c (mt_compute_frame_size): Update.
22703 * config/mn10300/mn10300.c (expand_prologue): Update.
22704 (expand_epilogue): Update.
22705 (initial_offset): Update.
22706 (mn10300_builtin_saveregs):
22707 * config/mn10300/mn10300.md (return expander): Update.
22708 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22709 (ia64_initial_elimination_offset): Update.
22710 (ia64_initial_elimination_offset): Update.
22711 (ia64_expand_prologue): Update.
22712 * config/m68k/m68k.md (return expander): Update.
22713 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22714 (rs6000_stack_info): Update.
22715 * config/mcore/mcore.c (layout_mcore_frame): Update.
22716 (mcore_expand_prolog): Update.
22717 * config/arc/arc.c (arc_compute_frame_size): Update.
22718 * config/score/score3.c (score3_compute_frame_size): Update.
22719 * config/score/score7.c (score7_compute_frame_size): Update.
22720 * config/arm/arm.c (use_return_insn): Update.
22721 (thumb_find_work_register): Update.
22722 (arm_compute_save_reg_mask): Update.
22723 (arm_output_function_prologue): Update.
22724 (arm_output_epilogue): Update.
22725 (arm_size_return_regs): Update.
22726 (arm_get_frame_offsets): Update.
22727 (arm_expand_prologue): Update.
22728 (thumb_exit): Update.
22729 (thumb_unexpanded_epilogue): Update.
22730 (thumb1_output_function_prologue): Update.
22731 * config/pa/pa.md (return expander): Update.
22732 * config/pa/pa.c (compute_frame_size): Update.
22733 (hppa_builtin_saveregs): Update.
22734 * config/mips/mips.c (mips_va_start): Update.
22735 (mips16_build_function_stub): Update.
22736 (mips_compute_frame_info): Update.
22737 (mips_restore_gp): Update.
22738 (mips_output_function_prologue): Update.
22739 (mips_expand_prologue): Update.
22740 * config/v850/v850.c (compute_frame_size): Update.
22741 (expand_prologue): * config/mmix/mmix.c (along): update.
22742 (mmix_initial_elimination_offset): update.
22743 (mmix_reorg): update.
22744 (mmix_use_simple_return): update.
22745 (mmix_expand_prologue): update.
22746 (mmix_expand_epilogue): Update.
22747 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22748 (emit_link_insn): Update.
22750 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22752 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22753 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22755 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22758 2008-04-07 Jan Hubicka <jh@suse.cz>
22760 * function.h (rtl): Rename to x_rtl.
22761 (crtl): New define.
22762 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22763 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22764 used_temp_slots avail_temp_slots, temp_slot_level,
22765 nonlocal_goto_handler_labels): Update accesstors.
22766 (rtl): New global variable.
22767 (struct function): Move some fileds to rtl_data.
22768 (get_arg_pointer_save_area): Update prototype.
22769 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22770 get_arg_pointer_save_area.
22771 * expr.c (init_expr): Update
22772 * function.c (get_frame_size): Update
22773 (assign_stack_local): Update
22774 (expand_function_end): Update.
22775 (get_art_pointer_save_area): Update
22777 * emit-rtl.c (rtl): Declare.
22778 (regno_reg_rtx): Declare.
22779 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22781 (gen_reg_rtx): Update.
22782 * varasm.c (n_deferred_constatns): Update accestor.
22783 (init_varasm_status): Do not allocate varasm_status.
22784 (force_const_mem, get_pool_size, output_constant_pool): Update.
22785 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22786 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22787 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22788 * sparc/sparc.h (INIT_EXPANDERS): Update.
22789 * ia64/ia64.h (INIT_EXPANDERS): Update.
22791 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22793 * reload.c (push_secondary_reload): Add missing break to for loop.
22795 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22797 PR middle-end/PR28690
22798 * rtlanal.c: Update copyright years.
22799 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22800 as REG_POINTER and MEM_POINTER operands.
22801 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22802 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22803 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22804 * gcse.c: Update copyright years.
22805 (pre_delete): Call gen_reg_rtx_and_attrs.
22806 (hoist_code): Likewise.
22807 (build_store_vectors): Likewise.
22808 (delete_store): Likewise.
22809 * loop-invariant.c (move_invariant_reg): Likewise.
22810 Update copyright years.
22812 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22814 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22815 control string instead of quoted.
22817 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22819 * doc/rtl.texi: Rewrite of subreg section.
22821 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22824 * config/i386/i386.c (legitimize_pic_address): Add treating
22825 of dllimport SYM_REF's.
22826 (legitimize_dllimport_symbol): Add prototype.
22828 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22830 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22831 reference in constructor with non self-referential type.
22833 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22835 Removal of Return with Depressed Stack Pointer support
22836 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22837 (ECF_SP_DEPRESSED): Likewise.
22838 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22839 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22840 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22841 (expand_call): Do not test ECF_SP_DEPRESSED.
22842 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22843 * function.c (keep_stack_depressed): Delete.
22844 (handle_epilogue_set): Likewise.
22845 (update_epilogue_consts): Likewise.
22846 (emit_equiv_load): Likewise.
22847 (thread_prologue_and_epilogue_insns): Remove support for Return with
22848 Depressed Stack Pointer.
22849 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22851 2008-04-06 Richard Guenther <rguenther@suse.de>
22853 PR tree-optimization/35400
22854 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22855 information from SSA_NAMEs.
22857 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22859 * config/avr/avr.h (avr_mega_p): Remove declaration.
22860 (AVR_MEGA): Remove macro.
22861 * config/avr/avr.c (avr_mega_p): Remove variable.
22862 (avr_override_options): Remove inicializion of avr_mega_p.
22863 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22864 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22865 (avr_jump_mode): (Ditto.).
22866 (avr_output_progmem_section_asm_op): (Ditto.).
22867 (avr_asm_init_sections): (Ditto.).
22868 (avr_asm_init_sections): (Ditto.).
22869 (avr_rtx_costs): (Ditto.).
22870 * config/avr/avr.md: (Ditto.).
22871 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22874 2008-04-06 Richard Guenther <rguenther@suse.de>
22876 PR tree-optimization/35842
22877 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22878 is_gimple_invariant_address.
22880 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22882 * gcc.c (default_compilers): Sync Fortran extensions list with
22883 that in fortran/lang-specs.h.
22884 * doc/invoke.texi: Likewise.
22885 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22886 * dwarf2out.c (gen_compile_unit_die): Likewise.
22888 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22890 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22892 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22895 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22896 attribute is used for nested functions.
22898 2008-04-05 Jan Hubicka <jh@suse.cz>
22900 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22902 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22904 (dump_files): Update.
22905 (enable_rtl_dump_file): Do not accept letter argument.
22906 * tree-pass.h (dump_file_info): Remove letter argument.
22907 * toplev.c (decode_d_option): Update -da handling.
22908 * toplev.h (enable_rtl_dump_file): Update prototype.
22909 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22910 it out based on pass type.
22911 (register_dump_files_1): Likewise.
22912 (init_optimization_passes): Update register_one_dump_file calls.
22913 (execute_one_pass): Sanity check that IPA passes are called at IPA
22914 level and RTL passes at RTL level.
22915 (execute_pass_list): IPA pass can not be after or subpass of
22917 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22918 disallov RTL subpasses of IPA subpasses.
22920 2008-04-05 Ben Elliston <bje@au.ibm.com>
22922 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22923 builtins that return exactly once and do not throw. Cache call to
22926 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22928 PR rtl-optimization/34916
22929 PR middle-end/35519
22930 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22931 between instruction pairs.
22933 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22935 * doc/invoke.texi: Document -mbitops for SH.
22936 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22937 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22938 * config/sh/sh.c (print_operand): Add %t operand code.
22939 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22940 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22941 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22942 (extendqihi2): Likewise.
22943 (movqi_i): Likewise.
22944 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22945 (extv): Use bld instruction for SH2A if possible.
22947 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22948 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22949 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22950 (bset.b, bclr.b): Define peepholes.
22951 * config/sh/sh.opt (mbitops): New option.
22953 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22956 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22957 and view convert expression.
22959 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22962 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22964 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22966 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22968 * config/i386/cpuid.h (bit_AES): New.
22969 (bit_PCLMUL): Likewise.
22971 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22972 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22973 SSE2 if AES or PCLMUL is enabled.
22974 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22975 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22976 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22977 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22978 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22979 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22980 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22981 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22982 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22983 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22984 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22985 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22986 __builtin_ia32_aeskeygenassist128 and
22987 __builtin_ia32_pclmulqdq128.
22988 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22989 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22990 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22992 * config/i386/i386.h (TARGET_AES): New.
22993 (TARGET_PCLMUL): Likewise.
22994 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22996 * config/i386/i386.md (UNSPEC_AESENC): New.
22997 (UNSPEC_AESENCLAST): Likewise.
22998 (UNSPEC_AESDEC): Likewise.
22999 (UNSPEC_AESDECLAST): Likewise.
23000 (UNSPEC_AESIMC): Likewise.
23001 (UNSPEC_AESKEYGENASSIST): Likewise.
23002 (UNSPEC_PCLMUL): Likewise.
23004 * config/i386/i386.opt (maes): New.
23005 (mpclmul): Likewise.
23007 * config/i386/sse.md (aesenc): New pattern.
23008 (aesenclast): Likewise.
23009 (aesdec): Likewise.
23010 (aesdeclast): Likewise.
23011 (aesimc): Likewise.
23012 (aeskeygenassist): Likewise.
23013 (pclmulqdq): Likewise.
23015 * config/i386/wmmintrin.h: New.
23017 * doc/extend.texi: Document AES and PCLMUL built-in function.
23019 * doc/invoke.texi: Document -maes and -mpclmul.
23021 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
23023 * function.c (free_after_parsing): Replace with
23024 cxx_push_function_context from C++ front-end.
23025 (allocate_struct_function): Don't call langhook.
23026 * langhooks.h (struct lang_hooks_for_functions): Delete.
23027 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
23029 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
23030 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
23031 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
23032 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
23033 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
23034 remove LANG_HOOKS_FUNCTION_INITIALIZER.
23035 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
23037 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23038 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23040 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23043 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23046 2008-04-04 Richard Guenther <rguenther@suse.de>
23048 PR middle-end/35823
23049 * fold-const.c (optimize_minmax_comparison): Use the correct
23050 type for the constant in the simplified comparison.
23052 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
23054 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23055 Pass L2 size as "--param l2-cache-size" to the compiler.
23056 (decode_l2_cache): New function to decode L2 cache parameters using
23057 0x8000006 extended cpuid function.
23058 (detect_caches_amd): Determine parameters of L2 cache using
23059 decode_l2_caches function.
23060 (decode_caches_intel): Decode L2 cache parameters.
23061 (detect_caches_intel): Determine L2 cache parameters using
23062 decode_caches_intel and decode_l2_caches functions.
23064 2008-04-03 Bob Wilson <bob.wilson@acm.org>
23066 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23067 secondary input reload for subword loads from the constant pool.
23069 2008-04-03 Janis Johnson <janis187@us.ibm.com>
23072 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23073 constants of the appropriate size for runtime calculations.
23076 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23077 decimal-float literal constant zero.
23079 2008-04-03 Jakub Jelinek <jakub@redhat.com>
23082 * c-parser.c (c_parser_omp_atomic): Call
23083 default_function_array_conversion on the RHS.
23085 PR middle-end/35818
23086 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23087 call is_variable_sized if decl has incomplete type.
23089 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23091 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23093 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23095 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23097 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23098 (sgt<u>): Merge sgt and sgtu into new expander.
23099 (sgt, sgtu): Remove expanders.
23100 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23101 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23102 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23103 *sgtu_<mode>_mips16 into new pattern.
23104 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23105 (sge<u>): Merge sge and sgeu into new expander.
23106 (sge, sgeu): Remove expanders.
23107 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23109 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23110 (slt<u>): Merge slt and sltu into new expander.
23111 (slt, sltu): Remove expanders.
23112 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23113 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23114 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23115 *sltu_<mode>_mips16 into new pattern.
23116 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23117 (sle<u>): Merge sle and sleu into new expander.
23118 (sle, sleu): Remove expanders.
23119 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23120 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23121 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23122 *sleu_<mode>_mips16 into new pattern.
23123 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23125 2008-04-03 Jan Hubicka <jh@suse.cz>
23127 PR tree-optimization/35795
23128 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23129 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23130 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23131 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23132 * score/score3.c (score3_output_mi_thunk): Likewise.
23133 * score/score7.c (score7_output_mi_thunk): Likewise.
23134 * mips/mips.c (mips_output_mi_thunk): Likewise.
23136 2008-04-03 Richard Guenther <rguenther@suse.de>
23138 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23139 conversions. Simplify code.
23141 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23143 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23145 2008-04-03 Tom Tromey <tromey@redhat.com>
23146 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23148 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23149 * config/bfin/t-bfin-linux (generated_files): Add
23150 linux-sysroot-suffix.h.
23151 * doc/install.texi (Prerequisites): Require make 3.80.
23152 * doc/sourcebuild.texi (Front End Directory): Document new
23154 * Makefile.in (generated_files): New variable.
23155 (ALL_HOST_OBJS): New variable.
23156 ($(ALL_HOST_OBJS)): New target.
23158 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23160 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23161 (remap_block): Call id->transform_lang_insert_block instead
23163 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23164 Set id.transform_lang_insert_block to NULL.
23165 (clone_body): Move to cp/optimize.c
23166 * tree-inline.h (struct copy_body_data): Change
23167 transform_lang_insert_block to function pointer.
23168 (copy_generic_body, copy_decl_no_change): Export.
23169 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23170 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23171 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23173 * c-tree.h (insert_block): Kill.
23174 * c-decl.c (insert_block): Kill.
23176 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
23178 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23179 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23180 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23182 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23183 argument, call {push,pop}_function_context from here.
23184 * c-parser.c: Use c_{push,pop}_function_context.
23186 * function.c (push_function_context_to): Move meat ...
23187 (push_function_context): ... here. Simplify.
23188 * function.c (pop_function_context_from): Move meat ...
23189 (pop_function_context): ... here. Simplify.
23190 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23192 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23193 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23194 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23195 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23197 2008-04-03 Ben Elliston <bje@au.ibm.com>
23199 * expmed.c (extract_force_align_mem_bit_field): Remove.
23201 2008-04-03 Richard Guenther <rguenther@suse.de>
23203 PR middle-end/35800
23204 * expr.h (try_casesi): Adjust prototype.
23205 * expr.c (try_casesi): Take fallback label as extra parameter.
23206 Use that for gen_casesi if default_label is NULL.
23207 * stmt.c (expand_case): Pass fallback label to try_casesi,
23208 make sure to fill gaps with a fallback label if default_label
23211 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23214 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23216 2008-04-03 Ben Elliston <bje@au.ibm.com>
23218 * expmed.c (extract_split_bit_field): Remove if (0) code.
23219 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23220 (do_ds_constraint): Likewise.
23222 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23224 * doc/cppopts.texi (-dU): Document.
23225 * c-common.h (flag_dump_macros): Update comment.
23226 * c-opts.c (handle_OPT_d): Handle -dU.
23227 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23228 dump_queued_macros, cb_used_define, cb_used_undef): New.
23229 (init_pp_output): Handle -dU.
23230 (cb_line_change): Call dump_queued_macros.
23231 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23233 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23235 * config/avr/predicates.md (io_address_operand): New predicate.
23236 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23237 * config/avr/avr.c (avr_io_address_p): Remove function.
23238 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23239 'avr_io_address_p' function.
23240 (out_movhi_r_mr): (Ditto.).
23241 (out_movqi_mr_r): (Ditto.).
23242 (out_movhi_mr_r): (Ditto.).
23243 (avr_address_cost): (Ditto.).
23245 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23247 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23248 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23249 in 32bit mode when XMM registers are available to avoid store
23251 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23252 corresponding post-reload splitters.
23254 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23256 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23257 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23258 __builtin_ia32_roundss.
23259 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23260 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23261 __builtin_ia32_roundss.
23262 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23263 IX86_BUILTIN_SHUFPD here.
23265 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23267 * config/i386/i386.md (plogic): New.
23268 (plogicprefix): Likewise.
23270 * config/i386/mmx.md (mmx_<code><mode>3): New.
23271 (mmx_and<mode>3): Removed.
23272 (mmx_ior<mode>3): Likewise.
23273 (mmx_xor<mode>3): Likewise.
23275 * config/i386/sse.md (<code><mode>3): New.
23276 (*<code><mode>3): Likewise.
23277 (*<code><mode>3): Likewise.
23278 (<code><mode>3): Likewise.
23279 (*sse_<code><mode>3): Likewise.
23280 (*sse2_<code><mode>3): Likewise.
23281 (<code>tf3): Likewise.
23282 (*<code>tf3): Likewise.
23283 (and<mode>3): Likewise.
23284 (*and<mode>3): Likewise.
23285 (ior<mode>3): Removed.
23286 (*ior<mode>3): Likewise.
23287 (xor<mode>3): Likewise.
23288 (*xor<mode>3): Likewise.
23289 (*and<mode>3): Likewise.
23290 (*ior<mode>3): Likewise.
23291 (*xor<mode>3): Likewise.
23292 (and<mode>3): Likewise.
23293 (*sse_and<mode>3): Likewise.
23294 (*sse2_and<mode>3): Likewise.
23295 (andtf3): Likewise.
23296 (*andtf3): Likewise.
23297 (ior<mode>3): Likewise.
23298 (*sse_ior<mode>3): Likewise.
23299 (*sse2_ior<mode>3): Likewise.
23300 (iortf3): Likewise.
23301 (*iortf3): Likewise.
23302 (xor<mode>3): Likewise.
23303 (*sse_xor<mode>3): Likewise.
23304 (*sse2_xor<mode>3): Likewise.
23305 (xortf3): Likewise.
23306 (*xortf3): Likewise.
23308 2008-04-02 Richard Guenther <rguenther@suse.de>
23310 PR tree-optimization/14495
23311 PR tree-optimization/34793
23312 * tree-vrp.c (struct switch_update): New structure.
23313 (to_remove_edges, to_update_switch_stmts): New VECs.
23314 (simplify_switch_using_ranges): New function. Remove not taken
23315 case labels and edges.
23316 (simplify_stmt_using_ranges): Call it.
23317 (identify_jump_threads): Mark edges we have queued for removal
23318 so we don't thread them.
23319 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23321 * tree-cfg.c (group_case_labels): Deal with missing default label.
23322 (tree_verify_flow_info): Allow missing default label.
23323 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23324 (emit_case_nodes): Likewise.
23325 (expand_case): Do not rely on the default label to be present.
23326 * expr.c (try_casesi): Deal with NULL default_label.
23327 (do_tablejump): Likewise.
23329 2008-04-02 Richard Guenther <rguenther@suse.de>
23331 PR tree-optimization/14495
23332 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23333 SWITCH_EXPR here ...
23334 (vrp_visit_switch_stmt): ... but here (new function).
23335 (find_case_label_index): New helper function.
23336 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23338 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23340 * fwprop.c: Fix ISO-C99ism.
23342 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23345 * Makefile.in (objdir): Set it here.
23346 * configure.ac: Not here. Find dynamic linker characteristics.
23347 * exec-tool.in: Use them.
23348 * aclocal.m4: Regenerate.
23349 * configure: Regenerate.
23351 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23353 * expr.c (expand_var): Delete it.
23354 * expr.h (expand_var): Delete prototype.
23355 * function.c (expand_function_start): Use expand_decl instead.
23356 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23359 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23361 PR rtl-optimization/35542
23362 * fwprop.c (forward_propagate_and_simplify): Replace
23363 loc_reg_mentioned_in_p with reg_mentioned_p.
23365 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23367 PR rtl-optimization/35281
23368 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23369 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23370 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23371 (varying_mem_p): Move above propagate_rtx.
23372 (all_uses_available_at): Do not check MEMs.
23374 2008-04-02 Rafael Espíndola <espindola@google.com>
23376 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23377 (register_edge_assert_for_2): Split the cond argument.
23378 (register_edge_assert_for_1): Adjust for the change in
23379 register_edge_assert_for_2.
23380 (register_edge_assert_for): Split the cond argument.
23381 (find_switch_asserts): Adjust for the change in
23382 register_edge_assert_for.
23384 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23386 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23387 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23388 offsets for 64-bit mingw.
23389 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23390 abi for x86_64-pc-mingw.
23392 2008-04-02 Richard Guenther <rguenther@suse.de>
23394 * tree-vrp.c (extract_range_from_assert): Make sure to not
23395 produce range min/max with TREE_OVERFOW set.
23396 If merging a anti-range and a range keep the anti-range if
23397 the range covers all values of the type.
23398 (register_edge_assert_for_2): Only allow sign-changing
23399 conversions in detecting canonical range checks. Also
23400 register an assert for the unsigned name if useful.
23402 PR tree-optimization/35787
23403 * tree-vrp.c (vrp_val_max): New function.
23404 (vrp_val_min): Likewise.
23405 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23406 (vrp_val_is_min): Likewise.
23407 (supports_overflow_infinity): Use vrp_val_{min,max}.
23408 (negative_overflow_infinity): Likewise.
23409 (positive_overflow_infinity): Likewise.
23410 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23411 (is_positive_overflow_infinity): Likewise.
23412 (is_overflow_infinity): Likewise.
23413 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23414 vrp_val_is_{min,max}.
23415 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23416 to ranges if possible. Avoid empty ranges.
23418 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23420 PR middle-end/35705
23421 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23422 the expression is a function address.
23424 2008-04-01 George Helffrich <george@gcc.gnu.org>
23426 PR fortran/35154, fortran/23057
23427 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23428 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23429 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23430 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23432 (dbxout_syms): Check for COMMON-based symbol and wrap in
23433 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23434 in bracket for efficiency.
23436 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23437 using DW_TAG_common_block + member offset.
23438 (add_pubname_string): New function.
23439 (dw_expand_expr): New function to find block name and offset for
23441 (common_check): New function to check whether symbol in Fortran COMMON.
23442 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23444 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23447 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23449 2008-04-02 Ben Elliston <bje@au.ibm.com>
23451 * config/v850/v850.md (casesi): Remove if (0) code.
23452 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23453 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23455 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23457 * config/i386/i386.md (rex64suffix): New mode attribute.
23458 (floathi<mode>2): Disable expander for SSE math.
23459 (*floathi<mode>2_1): New insn insn_and_split pattern.
23460 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23461 corresponding post-reload splitters.
23462 (*floathi<mode>2_i387): New macroized insn pattern.
23463 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23464 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23465 insn_and_split pattern.
23466 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23467 New macroized instruction patterns and corresponding post-reload
23469 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23470 and corresponding post-reload splitters.
23471 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23472 New macroized instruction patterns.
23473 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23474 macroized instruction patterns and corresponding post-reload splitters.
23475 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23476 corresponding post-reload splitters.
23477 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23478 New macroized instruction patterns.
23479 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23480 corresponding post-reload splitters.
23481 (*floatsi<mode>2_i387): New macroized instruction patterns.
23483 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23485 * config/i386/i386.md (smaxmin): New.
23486 (umaxmin): Likewise.
23487 (maxminiprefix): Likewise.
23488 (maxminfprefix): Likewise.
23489 (<code><mode>3): Likewise.
23490 (smin<mode>3): Removed.
23491 (smax<mode>3): Likewise.
23493 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23494 (mmx_<code>v4hi3): Likewise.
23495 (mmx_<code>v8qi3): Likewise.
23496 (mmx_smaxv2sf3): Removed.
23497 (mmx_sminv2sf3): Likewise.
23498 (mmx_umaxv8qi3): Likewise.
23499 (mmx_smaxv4hi3): Likewise.
23500 (mmx_uminv8qi3): Likewise.
23501 (mmx_sminv4hi3): Likewise.
23503 * config/i386/sse.md (<addsub><mode>3): New.
23504 (*<addsub><mode>3): Likewise.
23505 (<sse>_vm<addsub><mode>3): Likewise.
23506 (<maxmin><mode>3): Likewise.
23507 (*<maxmin><mode>3_finite): Likewise.
23508 (*<maxmin><mode>3): Likewise.
23509 (<sse>_vm<maxmin><mode>3): Likewise.
23510 (sse3_h<addsub>v4sf3): Likewise.
23511 (sse3_h<addsub>v2df3): Likewise.
23512 (<maxmin>v16qi3): Likewise.
23513 (*<maxmin>v16qi3): Likewise.
23514 (<maxmin>v8hi3): Likewise.
23515 (*<maxmin>v8hi3): Likewise.
23516 (*sse4_1_<maxmin><mode>3): Likewise.
23517 (*sse4_1_<maxmin><mode>3): Likewise.
23518 (add<mode>3): Removed.
23519 (*add<mode>3): Likewise.
23520 (<sse>_vmadd<mode>3): Likewise.
23521 (sub<mode>3): Likewise.
23522 (*sub<mode>3): Likewise.
23523 (<sse>_vmsub<mode>3): Likewise.
23524 (smin<mode>3): Likewise.
23525 (*smin<mode>3_finite): Likewise.
23526 (*smin<mode>3): Likewise.
23527 (<sse>_vmsmin<mode>3): Likewise.
23528 (smax<mode>3): Likewise.
23529 (*smax<mode>3_finite): Likewise.
23530 (*smax<mode>3): Likewise.
23531 (<sse>_vmsmax<mode>3): Likewise.
23532 (sse3_haddv4sf3): Likewise.
23533 (sse3_haddv2df3): Likewise.
23534 (sse3_hsubv4sf3): Likewise.
23535 (sse3_hsubv2df3): Likewise.
23536 (umaxv16qi3): Likewise.
23537 (*umaxv16qi3): Likewise.
23538 (smaxv8hi3): Likewise.
23539 (*smaxv8hi3): Likewise.
23540 (*sse4_1_smax<mode>3): Likewise.
23541 (*sse4_1_umax<mode>3): Likewise.
23542 (uminv16qi3): Likewise.
23543 (*uminv16qi3): Likewise.
23544 (sminv8hi3): Likewise.
23545 (*sminv8hi3): Likewise.
23546 (*sse4_1_smin<mode>3): Likewise.
23547 (*sse4_1_umin<mode>3): Likewise.
23549 2008-04-01 Rafael Espíndola <espindola@google.com>
23551 * tree-cfg.c (verify_expr): remove in_phi.
23552 (verify_stmt): Don't call walk_tree with verify_expr. Use
23553 is_gimple_min_invariant instead of is_gimple_val.
23555 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23557 * doc/include/gpl_v3.texi: Update for manpage generation.
23558 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23560 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23561 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23562 gpl_v3.texi instead of gpl.texi.
23565 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23568 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23570 2008-04-01 Rafael Espíndola <espindola@google.com>
23572 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23573 (extract_code_and_val_from_cond): Use
23574 extract_code_and_val_from_cond_with_ops.
23576 2008-04-01 Jan Hubicka <jh@suse.cz>
23578 * function.c (free_after_compilation): Free epilogue_delay_list.
23579 (prepare_function_start): Assert that previous compilation was freed.
23581 2008-04-01 Jan Hubicka <jh@suse.cz>
23582 Jim Wilson <wilson@tuliptree.org>
23583 Andreas Tobler <andreast@gcc.gnu.org>
23585 PR middle-end/35781
23586 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23587 rtl.emit instead cfun->emit.
23588 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23589 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23591 2008-04-01 Ben Elliston <bje@au.ibm.com>
23593 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23595 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23597 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23599 (fprofile-use): Add var flag_profile_use
23600 * coverage.c (coverage_begin_output): Do not open a gcno file for
23601 output only if -ftest-coverage is set.
23602 Do not add getpwd() to gcda file path.
23603 (build_gcov_info): Check the new flag
23604 flag_profile_datafile_relative_path.
23605 (coverage_init): Use profile_data_prefix.
23606 Read profile counter only if flag_profile_use is set.
23607 * opts.c (common_handle_option): New option fprofile-use=,
23608 fprofile-dir=, fprofile-generate=.
23609 * toplev.c (profile_data_prefix): New variable definition.
23610 * toplev.h (profile_data_prefix): New declaration.
23611 * doc/invoke.tex (Option Summary, Optimization Options):
23614 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23616 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23617 use tmp consistently.
23620 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23621 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23622 UNSPEC_FR_RECIP_APPROX_RES.
23623 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23625 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23628 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23630 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23632 PR middle-end/30186
23633 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23634 element of the vector via a pointer.
23636 2008-03-31 Ian Lance Taylor <iant@google.com>
23638 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23640 2008-03-31 Jan Hubicka <jh@suse.cz>
23642 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23643 get_arg_pointer_save_area.
23644 * expr.c (init_expr): Just clear out rtl.expr.
23645 * function.c (free_after_compilation): Clear out whole RTL structure.
23646 (get_func_frame_size): Merge into ...
23647 (get_frame_size): ... this one.
23648 (assign_stack_local_1): Merge into ...
23649 (assign_stack_local): ... this one.
23650 (expand_function_end): Update call of get_arg_pointer_save_area.
23651 (get_art_pointer_save_area): Remove cfun argument.
23652 * function.h (emit_status): regno_pointer_align does not need length
23653 attribute. Move x_regno_reg_rtx to ...
23654 (regno_reg_rtx): ... new global array.
23655 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23656 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23657 apply_args_value, forced_labels, stack_pointer_delta):
23659 (struct varasm_status): Move here from varasm.c
23660 (struct rtl_data): New. Move here some fields from struct function.
23661 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23662 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23663 used_temp_slots avail_temp_slots, temp_slot_level,
23664 nonlocal_goto_handler_labels): Update accesstors.
23665 (rtl): New global variable.
23666 (struct function): Move some fileds to rtl_data.
23667 (get_arg_pointer_save_area): Update prototype.
23668 * emit-rtl.c (rtl): Declare.
23669 (regno_reg_rtx): Declare.
23670 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23672 (gen_reg_rtx): Update.
23673 (init_virtual_regs): Do not tate emit_status argument.
23674 (init_emit): Do not allocate emit.
23675 * varasm.c (varasm_statuc): Move to function.h.
23676 (n_deferred_constatns): Update accestor.
23677 (init_varasm_status): Do not allocate varasm_status.
23678 (force_const_mem, get_pool_size, output_constant_pool): Update.
23679 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23680 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23682 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23684 PR rtl-optimization/35729
23685 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23688 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23691 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23692 load/store if memory is unaligned.
23693 (*movti_rex64): Likewise.
23695 * config/i386/predicates.md (misaligned_operand): New.
23697 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23700 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23703 2008-03-31 Jan Beulich <jbeulich@novell.com>
23705 * config/ia64/constraints.md: Add 'j' constraint.
23706 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23707 (movdi_internal): Likewise.
23709 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23712 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23714 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23717 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23718 proper error message for the third argument on blendpd and
23721 * config/i386/sse.md (blendbits): New.
23722 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23724 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23726 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23728 2008-03-30 Richard Guenther <rguenther@suse.de>
23730 PR middle-end/31023
23731 * fold-const.c (fold_sign_changed_comparison): Do leave
23732 conversions to base-types alone.
23734 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23736 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23737 the link register if one altivec register is be saved.
23739 2008-03-30 Ben Elliston <bje@au.ibm.com>
23741 * final.c (final_scan_insn): Remove if (0) code.
23743 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23745 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23747 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23749 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23750 of V4SFmode to ix86_binary_operator_ok.
23752 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23754 * config/i386/i386.c (override_options): Initialize
23755 ix86_veclib_handler to ix86_veclibabi_svml when
23756 -mveclibabi=svml is used.
23757 (ix86_veclibabi_svml): New function for SVML ABI style
23758 vectorization support.
23759 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23761 2008-03-28 Rafael Espíndola <espindola@google.com>
23763 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23764 (tree_binary_nonnegative_warnv_p): Make it public.
23765 (tree_single_nonnegative_warnv_p): Make it public.
23766 (tree_invalid_nonnegative_warnv_p): Make it public.
23767 (tree_unary_nonzero_warnv_p): Make it public.
23768 (tree_binary_nonzero_warnv_p): Make it public
23769 (tree_single_nonzero_warnv_p): Make it public.
23770 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23771 (extract_range_from_binary_expr): Split the expr argument.
23772 (extract_range_from_unary_expr): Split the expr argument.
23773 (extract_range_from_comparison): Split the expr argument.
23774 (extract_range_from_expr): Use the new aux functions.
23775 (vrp_evaluate_conditional_warnv): Use
23776 vrp_evaluate_conditional_warnv_with_ops.
23777 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23778 (tree_binary_nonzero_warnv_p): Declare.
23779 (tree_single_nonzero_warnv_p): Declare.
23780 (tree_expr_nonzero_warnv_p): Declare.
23781 (tree_unary_nonnegative_warnv_p): Declare.
23782 (tree_binary_nonnegative_warnv_p): Declare.
23783 (tree_single_nonnegative_warnv_p): Declare.
23784 (tree_invalid_nonnegative_warnv_p): Declare.
23786 2008-03-28 Richard Guenther <rguenther@suse.de>
23788 PR tree-optimization/30317
23789 PR tree-optimization/30911
23790 PR tree-optimization/34793
23791 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23792 (struct assert_locus_d): New member EXPR.
23793 (register_new_assert_for): Add EXPR parameter to support
23794 ASSERT_EXPR <name, expr OP limit>.
23795 (register_edge_assert_for_1): Adjust callers.
23796 (find_assert_locations): Likewise.
23797 (process_assert_insertions_for): Build condition from expression.
23798 (extract_range_from_assert): Handle ASSERT_EXPRs
23799 of the form ASSERT_EXPR <name, expr OP limit>.
23800 (register_edge_assert_for_2): New helper registering
23801 asserts for comparisons. Recognize range tests of the form
23802 (unsigned)i - CST1 OP CST2.
23803 (register_edge_assert_for_1): Use it.
23804 (register_edge_assert_for): Likewise.
23805 (needs_overflow_infinity): Integer sub-types
23806 do not need overflow infinities.
23807 (vrp_val_is_max): The extreme values of integer sub-types
23808 are those of the base type.
23809 (vrp_val_is_min): Likewise.
23810 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23813 2008-03-28 Nick Clifton <nickc@redhat.com>
23816 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23817 Return GENERAL_REGS for stack adjustment reloads.
23819 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23822 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23823 const_vector when all the vectors are constant.
23825 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23827 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23829 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23830 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23832 (s<code>_sf): Use new scc_sf attribute for opcode names.
23834 2008-03-27 Tom Tromey <tromey@redhat.com>
23836 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23837 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23838 config/spu/t-spu-elf, config/i386/t-interix,
23839 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23840 config/i386/x-darwin, config/i386/x-mingw32,
23841 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23842 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23843 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23844 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23845 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23846 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23847 config/score/t-score-elf, config/arm/t-strongarm-pe,
23848 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23849 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23850 Revert automatic dependency patch.
23852 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23855 * config/i386/i386.c (ix86_function_arg_boundary): Align
23856 decimal floating point to its natural boundary.
23858 2008-03-27 Richard Guenther <rguenther@suse.de>
23860 PR middle-end/35716
23861 * fold-const.c (fold_comparison): Restrict distinct decl
23862 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23863 solely rely on operand_equal_p.
23865 2008-03-27 Richard Guenther <rguenther@suse.de>
23868 * c-common.c (handle_weak_attribute): Reject combination of
23871 2008-03-27 Richard Guenther <rguenther@suse.de>
23873 PR tree-optimization/32810
23874 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23875 conversions from DECL_INITIAL.
23876 (fold_const_aggregate_ref): Likewise from constructor elements.
23878 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23880 * tree-affine.h (aff_combination_expand): Declare.
23881 (get_inner_reference_aff): Likewise.
23882 * tree-affine.c (aff_combination_expand): Split out from
23883 tree_to_aff_combination_expand.
23884 (get_inner_reference_aff): New function.
23885 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23886 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23887 (struct lim_aux_data): sm_done field removed.
23888 (mem_ref_loc_p, mem_ref_locs_p): New types.
23889 (struct mem_ref): Added id, stored, accesses_in_loop,
23890 indep_loop, dep_loop, indep_ref, dep_ref fields.
23891 Removed is_stored, locs and next fields.
23892 (memory_accesses): New variable.
23893 (movement_possibility): Do not allow moving statements
23894 that store to memory.
23895 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23897 (determine_max_movement): For statements with memory references,
23898 find the outermost loop in that the reference is independent.
23899 (move_computations_stmt): Mark the virtual operands for renaming.
23900 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23901 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23902 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23903 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23904 create_vop_ref_mapping, analyze_memory_references,
23905 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23906 get_all_locs_in_loop, ref_always_accessed_p,
23907 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23908 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23909 store_motion_loop, store_motion): New functions.
23910 (struct vop_to_refs_elt): New type.
23911 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23912 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23913 (schedule_sm): Replaced by...
23914 (execute_sm): ... this.
23915 (determine_lsm_ref, hoist_memory_references,
23916 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23917 find_more_ref_vops, free_mem_ref, free_mem_refs,
23918 determine_lsm_loop, determine_lsm): Removed.
23919 (tree_ssa_lim_finalize): Free data structures used by store motion.
23920 (tree_ssa_lim): Call analyze_memory_references. Use
23921 store_motion instead of determine_lsm.
23923 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23925 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23926 rename tmake_file to m68hc11/t-m68hc11.
23927 (mcore): Set inhibit_libc to true.
23928 * config.host (alpha*-dec-*vms*): Set extra_programs.
23929 (interix3*): Don't use host_xmake_file.
23930 * configure.ac: Let config.gcc override inhibit_libc.
23931 * configure: Regenerate.
23933 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23934 * config/t-openbsd-thread: Remove commented out lines.
23936 * config/x-interix: Remove.
23938 * config/m68hc11/t-m68hc11-gas: Rename to...
23939 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23941 * config/mcore/t-mcore: Remove T_CFLAGS.
23942 * config/mcore/t-mcore-pe: Likewise.
23944 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23946 * configure.ac: Replace custom __GNU_SOURCE test with
23947 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23948 * aclocal.m4: Regenerate.
23949 * configure: Regenerate.
23950 * config.in: Regenerate.
23952 2008-03-27 Richard Guenther <rguenther@suse.de>
23954 * fold-const.c (target.h): Include.
23955 (fold_comparison): Fold comparison of addresses of decls
23956 that bind locally or of constants. Consolidate address folding code.
23957 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23958 results from fold_binary_to_constant.
23959 (compare_values_warnv): Likewise.
23961 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23963 PR middle-end/35429
23964 * fold-const.c (fold_truthop): Check for integeral types when folding
23965 a == 0 && b == 0 and a != 0 || b != 0 .
23967 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23969 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23971 2008-03-26 Andreas Schwab <schwab@suse.de>
23973 * doc/invoke.texi: Fix use of @item vs. @itemx.
23975 2008-03-26 Tom Tromey <tromey@redhat.com>
23977 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23978 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23979 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23980 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23981 build/genconstants.o, build/genemit.o, build/genextract.o,
23982 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23983 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23986 2008-03-26 Richard Guenther <rguenther@suse.de>
23989 2008-03-26 Richard Guenther <rguenther@suse.de>
23991 * fold-const.c (target.h): Include.
23992 (fold_comparison): Fold comparison of addresses of two decls
23993 that bind locally. Consolidate address folding code.
23995 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23997 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23998 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23999 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
24000 dconstsqrt2, dconstthird, dconste and/or dconst10.
24001 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
24002 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
24003 dconstsqrt2, dconste): Delete.
24004 (init_emit_once): Likewise. Simplify initializing dconstm1.
24006 * real.c (get_real_const): New.
24007 * real.h (dconst3, dconst10, dconstm2, dconstthird,
24008 dconstsqrt2, dconste): Delete.
24009 (real_value_const, get_real_const): New.
24011 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
24013 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
24015 * config/i386/i386.c (ix86_function_arg_boundary): Check
24016 BIGGEST_ALIGNMENT instead of 128.
24017 (setup_incoming_varargs_64): Likewise.
24019 2008-03-26 Tom Tromey <tromey@redhat.com>
24021 * Makefile.in (DEPFILES): Add missing '/'.
24023 2008-03-26 Richard Guenther <rguenther@suse.de>
24025 * fold-const.c (target.h): Include.
24026 (fold_comparison): Fold comparison of addresses of two decls
24027 that bind locally. Consolidate address folding code.
24029 2008-03-26 Nick Clifton <nickc@redhat.com>
24032 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
24033 not allow INT+INT as a legitimate addressing mode.
24035 2008-03-26 Richard Guenther <rguenther@suse.de>
24037 * tree-flow.h (widen_bitfield): Remove declaration.
24038 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24039 (widen_bitfield): Remove function.
24040 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24043 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24046 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24049 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24051 PR rtl-optimization/35232
24052 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24053 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24054 reg_reloaded_call_part_clobbered here.
24055 (reload_regs_reach_end_p): New function.
24056 (reload_reg_rtx_for_input): New variable.
24057 (reload_reg_rtx_for_output): Likewise.
24058 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24059 when reassigning a pseudo register. Load reloadreg from
24060 reload_reg_rtx_for_input, moving the mode and register
24062 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24063 instead of the original when deciding whether an input reload
24064 would be a no-op or whether an output reload can be deleted.
24065 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24066 when setting up new_spill_reg_store. Load it from
24067 reload_reg_rtx_for_output, moving the mode and register
24069 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24070 instead of the original when deciding whether an output reload
24071 would be a no-op. Do the same when modifying insn notes.
24072 Use rtx_equal_p instead of == to compare the registers.
24073 (inherit_piecemeal_p): Take a mode and two register numbers
24075 (emit_reload_insns): Clear new_spill_reg_store for every hard
24076 register in the reload register. Remove spill registers
24077 from reg_reloaded_valid before considering whether to record
24078 inheritance information for them. Use reload_reg_rtx_for_output
24079 instead of reg_rtx when recording output reloads. Use
24080 reload_reg_rtx_for_input instead of reg_rtx when recording
24081 input reloads. Set or clear reg_reloaded_call_part_clobbered
24082 at the same time as setting reg_reloaded_valid.
24083 (delete_output_reload): Add a new_reload_reg parameter and use it
24084 instead of rld[j].reg_rtx.
24085 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24088 2008-03-25 Tom Tromey <tromey@redhat.com>
24090 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24091 (build/genattr.o): Likewise.
24092 (build/genattrtab.o): Likewise.
24093 (build/gencodes.o): Likewise.
24094 (build/genconfig.o): Likewise.
24095 (build/genconstants.o): Likewise.
24096 (build/genemit.o): Likewise.
24097 (build/genextract.o): Likewise.
24098 (build/genflags.o): Likewise.
24100 2008-03-25 Bob Wilson <bob.wilson@acm.org>
24102 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24103 instead of size_int for integer types.
24104 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24105 to match type of MINUS_EXPR.
24107 2008-03-25 Tom Tromey <tromey@redhat.com>
24109 * configure: Rebuilt.
24110 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24113 2008-03-25 Tom Tromey <tromey@redhat.com>
24115 * config/x-solaris (host-solaris.o): Update.
24116 * config/x-linux (host-linux.o): Update.
24117 * config/x-hpux (host-hpux.o): Update.
24118 * config/x-darwin (host-darwin.o): Update.
24119 * config/v850/t-v850e (v850-c.o): Update.
24120 * config/v850/t-v850 (v850-c.o): Update.
24121 * config/t-vxworks (vxworks.o): Update.
24122 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24123 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24124 * config/spu/t-spu-elf (spu-c.o): Update.
24126 * config/sh/t-symbian (sh-c.o): Update.
24127 (symbian.o): Update.
24128 * config/sh/t-sh (sh-c.o): Update.
24129 * config/score/t-score-elf (score7.o, score3.o): Update.
24130 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24131 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24132 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24133 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24134 (rs6000.o): Remove.
24135 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24136 * config/m32c/t-m32c (m32c-pragma.o): Update.
24137 * config/ia64/t-ia64 (ia64-c.o): Update.
24138 * config/i386/x-mingw32 (host-mingw32.o): Update.
24139 * config/i386/x-i386 (driver-i386.o): Update.
24140 * config/i386/x-darwin (host-i386-darwin.o): Update.
24141 * config/i386/x-cygwin (host-cygwin.o): Update.
24142 * config/i386/t-nwld (nwld.o): Update.
24143 * config/i386/t-netware (netware.o): Update.
24144 * config/i386/t-interix (winnt.o): Update.
24145 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24146 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24147 msformat-c.o): Update.
24148 * config/bfin/t-bfin-linux (generated_files): Add
24149 linux-sysroot-suffix.h.
24150 * config/arm/t-wince-pe (pe.o): Update.
24151 * config/arm/t-strongarm-pe (pe.o): Update.
24152 * config/arm/t-pe (pe.o): Update.
24153 * config/arm/t-arm (arm-c.o): Update.
24154 * doc/install.texi (Prerequisites): Require make 3.80.
24155 * Makefile.in: Remove .o targets.
24156 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24157 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24158 (simple_generated_h, simple_generated_c): Move earlier.
24159 (generated_files): New variable.
24160 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24161 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24162 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24163 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24164 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24165 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24166 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24167 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24168 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24169 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24170 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24171 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24173 (COMPILE.base, COMPILE): New variables.
24174 (%.o): New pattern rule.
24175 (ALL_HOST_OBJS): New variable.
24176 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24177 (dummy-checksum.o, cc1-checksum.o): Remove.
24178 (DRIVER_SHLIB): New variable.
24179 (DRIVER_DEFINES): Use it.
24180 (gencondmd.c): Move out of build/.
24181 (s-conditions): Update.
24182 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24183 (ALL_BUILD_OBJS): Likewise.
24184 (build/%.o): Use BUILDCOMPILE.
24185 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24186 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24187 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24188 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24189 build/genconfig.o, build/genconstants.o, build/genemit.o,
24190 build/genextract.o, build/genflags.o, build/genmddeps.o,
24191 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24192 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24193 build/gen-protos.o, build/scan.o, build/fix-header.o,
24194 build/scan-decls.o): Simplify.
24195 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24196 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24197 prefix.o, toplev.o): Reduce to variable setting.
24198 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24199 ($(out_object_file), gcc-options.o): New targets.
24200 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24201 * configure: Rebuilt.
24202 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24203 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24205 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24207 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24208 complain when we hit an error, return ERROR_MARK_NODE.
24210 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24212 * config/sh/constraints.md (Pso, Psz): New constraints.
24213 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24214 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24216 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24218 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24219 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24221 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24223 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24224 (prefetch_sh2a): New.
24226 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24227 Naveen.H.S <naveen.hs@kpitcummins.com>
24229 * config/sh/constraints.md (I28): New constraint.
24230 * config/sh/sh.c (broken_move): Add support for movi20s.
24231 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24233 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24234 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24235 Naveen.H.S <naveen.hs@kpitcummins.com>
24237 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24238 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24239 (print_operand): Handle resbank in %@ operand code.
24240 (sh_encode_section_info): New.
24241 (push_regs): Add conditions for resbank.
24242 (sh_expand_epilogue): Likewise.
24243 (sh_insert_attributes): Likewise.
24244 (sh_attribute_table): Likewise.
24245 (sh_handle_resbank_handler_attribute): New.
24246 (sh2a_handle_function_vector_handler_attribute): New.
24247 (sh2a_is_function_vector_call): New.
24248 (sh2a_get_function_vector_number): New.
24249 (sh2a_function_vector_p): New.
24250 (sh_cfun_resbank_handler_p): New.
24251 * config/sh/sh.md (calli): Emit jsr/n if possible.
24252 (calli_tbr_rel): New.
24253 (calli_pcrel): Emit jsr/n if possible.
24254 (return_i): Emit rts/n if possible.
24255 (call_valuei_tbr_rel): New.
24256 (call_valuei_pcrel): Add condition for SH2A target.
24257 (call_value): Likewise.
24258 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24259 (sh2a_get_function_vector_number): Likewise.
24260 (sh2a_is_function_vector_call): Likewise.
24261 * doc/extend.texi: Document TBR relative addressing of SH2A.
24262 (resbank): Add description for SH2A.
24264 2008-03-24 Richard Guenther <rguenther@suse.de>
24267 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24268 pointer assignments change conversions according to middle-end rules.
24269 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24270 * configure.ac: Include type checking in yes.
24271 * configure: Regenerate.
24273 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24275 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24276 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24278 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24280 * gthr-vxworks.h (UNUSED): Define.
24282 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24284 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24286 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24288 * doc/extend.texi (Function Attributes): Add missing comma in the
24289 example of the "alloc_size" attribute.
24291 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24294 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24296 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24299 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24302 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24303 of the underlying type of a MS bitfield layout to the natural
24304 alignment of the type.
24306 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24308 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24309 to their natural alignment to avoid store forwarding stalls.
24311 2008-03-22 Richard Guenther <rguenther@suse.de>
24313 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24314 For PHI nodes verify the address is invariant.
24315 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24316 (get_symbol_constant_value): Use is_gimple_min_invariant.
24317 (maybe_fold_stmt_indirect): Likewise.
24319 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24321 PR rtl-optimization/33927
24322 * Makefile.in (dse.o): Depend on $(TM_P_H).
24323 * expr.h (extract_low_bits): Declare.
24324 * expmed.c (extract_low_bits): New function.
24325 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24326 * dse.c: Include tm_p.h.
24327 (find_shift_sequence): Remove the read_reg argument and return the
24328 read value. Emit the instructions instead of returning them.
24329 Iterate on new_mode rather than calculating it each time.
24330 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24331 source to NEW_MODE and extract_low_bits to convert the shifted
24332 value to READ_MODE.
24333 (replace_read): Allow the load and store to have different mode
24334 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24335 or extraction instructions before trying the replacement. Update
24336 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24338 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24340 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24341 to their natural alignment to avoid store forwarding stalls.
24343 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24346 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24347 encouraging but not allowing gprs for input;
24348 change the input constraint to !f#r.
24349 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24351 change the output constraint to !f#r.
24353 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24356 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24357 corresponding post-reload splitters.
24358 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24359 when x87 FP math is selected.
24360 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24361 New function prototype.
24362 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24363 unreachable function to ease macroization of insn patterns.
24365 2008-03-21 Martin Jambor <mjambor@suse.cz>
24367 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24368 reference dumps if ddr is NULL or dependence is unknown.
24370 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24372 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24373 unsigned extension into account.
24374 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24375 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24376 Do computations on a scratch register.
24378 2008-03-21 Richard Guenther <rguenther@suse.de>
24380 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24381 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24382 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24383 * tree-ssa-dom.c (record_equality): Likewise.
24384 * tree-inline.c (copy_body_r): Likewise.
24385 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24388 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24390 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24391 as 'delete_unused' argument.
24393 2008-03-20 Richard Guenther <rguenther@suse.de>
24395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24396 special casing of constant qualifiers.
24397 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24398 care about them in general.
24399 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24400 regardless of their type.
24401 (fold_stmt_r): Forcefully fold *& if we end up with that.
24403 2008-03-20 Paul Brook <paul@codesourcery.com>
24405 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24406 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24408 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24410 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24411 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24413 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24415 * common.opt (Wmudflap): New option.
24416 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24417 (mx_register_decls): Likewise.
24418 (mudflap_finish_file): Likewise.
24419 * doc/invoke.texi: Document -Wno-mudflap.
24421 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24423 * c-format.c (replace_format_name_to_system_name): New.
24424 (cmp_attribs): New.
24425 (convert_format_name_to_system_name): New.
24426 (decode_format_attr): Add use of convert_format_name_to_system_name.
24427 (format_types_orig): Add gnu_ prefix to names.
24428 (check_format_info_main): Special treating of \0 escaped names for
24429 supporting multi-character format specifiers as I32, I64.
24430 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24431 (gnu_target_overrides_format_attributes): New.
24432 * c-format.h: Add structure target_ovr_attr to hold
24433 system specific formatter names.
24434 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24435 msformat-c.o file to c_target_objs and cxx_target_objs.
24436 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24437 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24438 (TARGET_N_FORMAT_TYPES): New.
24439 * config/i386/msformat-c.c: New.
24440 * config/i386/t-cygming: Add build rule for msformat-c.o.
24441 * doc/extend.texi: Add new format names gnu_* and ms_* and
24443 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24445 2008-03-20 Ira Rosen <irar@il.ibm.com>
24447 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24448 optimizations turned on under -O3.
24449 (ftree-vectorize): Add that the flag is turned on with -O3.
24451 2008-03-20 Ben Elliston <bje@au.ibm.com>
24453 * regmove.c (try_auto_increment): Fix spelling error in comment.
24454 * final.c (final_scan_insn): Likewise.
24456 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24459 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24460 allocator preferences for "y" and "r" class registers.
24461 ("*mov<mode>_internal"): Ditto.
24462 ("*movv2sf_internal_rex64"): Ditto.
24463 ("*movv2sf_internal"): Ditto.
24465 2008-03-19 Michael Matz <matz@suse.de>
24467 PR middle-end/35616
24468 * calls.c (expand_call): Check overlap of arguments with call
24469 address for sibcalls.
24471 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24474 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24475 of the underlying type of a MS bitfield layout to the natural
24476 alignment of the type.
24478 2008-03-19 Jan Hubicka <jh@suse.cz>
24481 * toplev.c (decode_d_option): Handle all CPP flags.
24482 * tree-vrp.c: Update tree_pass descriptors.
24483 * regrename.c: Update tree_pass descriptors.
24484 * fwprop.c: Update tree_pass descriptors.
24485 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24486 * tree-into-ssa.c: Update tree_pass descriptors.
24487 * tree-dump.c: Update tree_pass descriptors.
24488 * tree-complex.c: Update tree_pass descriptors.
24489 * tree-dump.h: Update tree_pass descriptors.
24490 * see.c: Update tree_pass descriptors.
24491 * cgraphbuild.c: Update tree_pass descriptors.
24492 * tracer.c: Update tree_pass descriptors.
24493 * tree-loop-distribution.c: Update tree_pass descriptors.
24494 * cgraph.c: Update tree_pass descriptors.
24495 * postreload-gcse.c: Update tree_pass descriptors.
24496 * postreload.c: Update tree_pass descriptors.
24497 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24498 * tree-tailcall.c: Update tree_pass descriptors.
24499 * tree-pass.h (tree_opt_pass): Rename to ...
24500 (opt_pass) ... this one; add "type" field and remove letter field.
24501 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24502 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24503 all_lowering_passes): Update declaration.
24504 * ipa-cp.c: Update tree_pass descriptors.
24505 * final.c: Update tree_pass descriptors.
24506 * omp-low.c: Update tree_pass descriptors.
24507 * tree-ssa-dse.c: Update tree_pass descriptors.
24508 * ipa-reference.c: Update tree_pass descriptors.
24509 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24510 * auto-inc-dec.c: Update tree_pass descriptors.
24511 * reorg.c: Update tree_pass descriptors.
24512 * cgraphunit.c: Update tree_pass descriptors.
24513 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24514 * tree-ssa-ccp.c: Update tree_pass descriptors.
24515 * df-core.c: Update tree_pass descriptors.
24516 * mode-switching.c: Update tree_pass descriptors.
24517 * tree-nomudflap.c: Update tree_pass descriptors.
24518 * modulo-sched.c: Update tree_pass descriptors.
24519 * ipa-pure-const.c: Update tree_pass descriptors.
24520 * cse.c: Update tree_pass descriptors.
24521 * web.c: Update tree_pass descriptors.
24522 * tree-stdarg.c: Update tree_pass descriptors.
24523 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24524 * tree-ssa-dom.c: Update tree_pass descriptors.
24525 * tree-nrv.c: Update tree_pass descriptors.
24526 * tree-ssa-alias.c: Update tree_pass descriptors.
24527 * loop-init.c: Update tree_pass descriptors.
24528 * gimple-low.c: Update tree_pass descriptors.
24529 * ipa-inline.c: Update tree_pass descriptors.
24530 * tree-ssa-sink.c: Update tree_pass descriptors.
24531 * global.c: Update tree_pass descriptors.
24532 * ifcvt.c: Update tree_pass descriptors.
24533 * jump.c: Update tree_pass descriptors.
24534 * predict.c: Update tree_pass descriptors.
24535 * tree-ssa-loop.c: Update tree_pass descriptors.
24536 * recog.c: Update tree_pass descriptors.
24537 * dse.c: Update tree_pass descriptors.
24538 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24539 * tree-eh.c: Update tree_pass descriptors.
24540 * regmove.c: Update tree_pass descriptors.
24542 * function.c: Update tree_pass descriptors.
24543 * tree-vectorizer.c: Update tree_pass descriptors.
24544 * gcse.c: Update tree_pass descriptors.
24545 * ipa-type-escape.c: Update tree_pass descriptors.
24546 * tree-if-conv.c: Update tree_pass descriptors.
24547 * init-regs.c: Update tree_pass descriptors.
24548 * ipa.c: Update tree_pass descriptors.
24549 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24550 * rtl-factoring.c: Update tree_pass descriptors.
24551 * lower-subreg.c: Update tree_pass descriptors.
24552 * bt-load.c: Update tree_pass descriptors.
24553 * tree-dfa.c: Update tree_pass descriptors.
24554 * except.c: Update tree_pass descriptors.
24555 * emit-rtl.c: Update tree_pass descriptors.
24556 * cfgexpand.c: Update tree_pass descriptors.
24557 * tree-cfgcleanup.c: Update tree_pass descriptors.
24558 * cfgcleanup.c: Update tree_pass descriptors.
24559 * tree-ssa-pre.c: Update tree_pass descriptors.
24560 * tree-sra.c: Update tree_pass descriptors.
24561 * tree-mudflap.c: Update tree_pass descriptors.
24562 * tree-ssa-copy.c: Update tree_pass descriptors.
24563 * cfglayout.c: Update tree_pass descriptors.
24564 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24565 * tree-ssa-dce.c: Update tree_pass descriptors.
24566 * tree-ssa.c: Update tree_pass descriptors.
24567 * regclass.c: Update tree_pass descriptors.
24568 * integrate.c: Update tree_pass descriptors.
24569 * tree-optimize.c: Update tree_pass descriptors.
24570 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24571 * tree-object-size.c: Update tree_pass descriptors.
24572 * combine.c: Update tree_pass descriptors.
24573 * tree-outof-ssa.c: Update tree_pass descriptors.
24574 * bb-reorder.c: Update tree_pass descriptors.
24575 * stack-ptr-mod.c: Update tree_pass descriptors.
24576 * var-tracking.c: Update tree_pass descriptors.
24577 * tree-profile.c: Update tree_pass descriptors.
24578 * tree-vect-generic.c: Update tree_pass descriptors.
24579 * reg-stack.c: Update tree_pass descriptors.
24580 * sched-rgn.c: Update tree_pass descriptors.
24581 * tree-ssa-structalias.c: Update tree_pass descriptors.
24582 * tree-cfg.c: Update tree_pass descriptors.
24583 * passes.c (current_pass): Update declaration.
24584 (finish_optimization_passes): Update.
24585 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24586 (register_one_dump_file, register_dump_files_1, next_pass_1):
24588 (init_optimization_passes): Update handling of new types.
24589 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24590 * ipa-struct-reorg.c: Update tree_pass descriptors.
24591 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24592 * combine-stack-adj.c: Update tree_pass descriptors.
24593 * cfgrtl.c: Update tree_pass descriptors.
24594 * dce.c: Update tree_pass descriptors.
24595 * tree-ssanames.c: Update tree_pass descriptors.
24597 2008-03-19 Richard Guenther <rguenther@suse.de>
24599 PR middle-end/35609
24600 * tree-ssa.c (walk_data): New structure.
24601 (warn_uninitialized_var): If not always_executed warn with "maybe"
24603 (execute_early_warn_uninitialized): Compute post-dominators.
24604 Initialize always_executed before processing each basic block.
24606 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24609 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24610 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24612 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24614 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24616 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24618 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24620 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24621 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24622 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24623 target after ignore has been set, and move there also the commputation
24624 of subtarget and original_target.
24625 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24626 (LANG_HOOKS_INITIALIZER): Remove it.
24627 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24629 2008-03-18 Richard Guenther <rguenther@suse.de>
24631 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24632 found an expression with constants, note that in the VN for the lhs.
24633 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24634 fold them to constants if possible. Run cleanup_cfg if done so.
24635 (execute_pre): Return todo.
24636 (do_pre): Likewise.
24637 (execute_fre): Likewise.
24638 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24640 (get_prop_source_stmt): Look through pointer conversions.
24642 2008-03-18 Jan Hubicka <jh@suse.cz>
24644 * tree-pretty-print.c: Include predict.h.
24645 (dump_generic_node): Dump predictor.
24646 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24647 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24648 * gimple-low.c (lower_stmt): Likewise.
24649 * expr.c (expand_expr_real): Likewise.
24650 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24652 (build_predict_expr, build_predict_expr): New.
24653 * predict.h (predictor_name, build_predict_expr): Update.
24654 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24655 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24656 * predict.def (PRED_CONTINUE): Update hitrate.
24657 * tree.def (PREDICT_EXPR): Define.
24658 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24659 do not handle BIND_EXPR.
24660 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24661 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24662 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24665 2008-03-18 Michael Matz <matz@suse.de>
24667 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24669 2008-03-18 Richard Guenther <rguenther@suse.de>
24671 * tree-gimple.h (is_gimple_invariant_address): Declare.
24672 (is_gimple_constant): Likewise.
24673 * tree-gimple.c (is_gimple_constant): New function.
24674 (is_gimple_invariant_address): Likewise.
24675 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24676 and is_gimple_invariant_address.
24677 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24679 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24680 an addressable base.
24682 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24684 PR middle-end/35611
24685 * gimplify.c (gimplify_expr): Gimplify second operand of
24688 2008-03-17 Richard Guenther <rguenther@suse.de>
24690 PR tree-optimization/19637
24691 * fold-const.c (fold_unary): Remove restrictions of removing
24692 intermediate pointer-conversions (P2)(P1)P0.
24693 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24694 conversion to void pointer.
24695 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24697 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24700 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24701 emulated thread local variables.
24703 2008-03-16 Richard Guenther <rguenther@suse.de>
24705 PR middle-end/35607
24706 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24707 expand TREE_INVARIANT operations that are not gimple invariant.
24709 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24711 * doc/extend.texi (Alignment): Say that the ABI controls
24712 the __alignof__ for non-strict-alignment targets rather
24713 than being a recommendation.
24715 2008-03-15 Paul Brook <paul@codesourcery.com>
24717 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24719 (arm_output_fn_unwind): Mark functions that can not be unwound.
24721 2008-03-15 Paul Brook <paul@codesourcery.com>
24723 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24724 extension instructions.
24726 2008-03-15 Richard Guenther <rguenther@suse.de>
24728 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24729 and fold constant aggregate refs.
24730 (fold_const_aggregate_ref): Handle string constants
24731 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24732 (evaluate_stmt): Simplify now that ccp_fold folds constant
24735 2008-03-15 Paul Brook <paul@codesourcery.com>
24737 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24738 (extzv): Use gen_extzv_t2.
24739 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24741 2008-03-15 Richard Guenther <rguenther@suse.de>
24743 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24744 (fold_const_aggregate_ref): Likewise.
24745 (get_value): Return NULL if we don't have any values.
24746 (ccp_finalize): Set const_val to NULL after freeing it.
24747 * tree-flow.h (get_symbol_constant_value): Declare.
24748 (fold_const_aggregate_ref): Likewise.
24749 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24751 2008-03-15 Richard Guenther <rguenther@suse.de>
24753 PR middle-end/35593
24754 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24755 to not produce negative array indices if not allowed. Add
24756 parameter to indicate that.
24757 (maybe_fold_offset_to_component_ref): Allow negative array
24758 indices only for the first member of a structure.
24759 (maybe_fold_offset_to_reference): Allow negative array indices.
24760 (maybe_fold_stmt_addition): Likewise.
24762 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24763 Anatoly Sokolov <aesok@post.ru>
24765 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24766 (avr_arch): Add ARCH_AVR6.
24767 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24768 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24769 instead of fixed value 2.
24770 (print_operand_address): Use gs() asm specifier instead of pm().
24771 (avr_assemble_integer): (Ditto.).
24772 (avr_output_addr_vec_elt): (Ditto.).
24773 (print_operand): Handle "!" code.
24774 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24775 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24776 (AVR_HAVE_EIJMP_EICALL): Define.
24777 (AVR_3_BYTE_PC): Redefine.
24778 (AVR_2_BYTE_PC): (Ditto.).
24779 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24780 (LINK_SPEC): Add atmega2560 and atmega2561.
24781 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24783 * config/avr/avr.md (call_insn): Use eicall instead of icall
24784 for 3 byte PC devices.
24785 (call_value_insn): (Ditto.).
24786 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24787 (indirect_jump): Use only for for 2 byte PC devices.
24788 (*tablejump): (Ditto.).
24789 (*indirect_jump_avr6): Add insn.
24790 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24791 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24792 instead of ijmp for 3 byte PC devices.
24793 (__tablejump2__): (Ditto.).
24794 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24795 (MULITLIB_DIRNAMES): (Ditto.).
24796 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24798 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24800 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24801 "sse2_umulsidi3". Use V1DI mode for operand 0.
24802 ("mmx_psadbw"): Use V1DI mode for operand 0.
24803 * config/i386/i386-modes.def (V1SI): New vector mode.
24804 * config/i386/i386.c (struct builtin_description)
24805 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24806 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24807 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24808 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24809 v1di_ftype_v8qi_v8qi type.
24810 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24812 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24813 __builtin_ia32_pmuludq]: Fix the mode of return value.
24815 2008-03-15 Richard Guenther <rguenther@suse.de>
24817 PR middle-end/35595
24818 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24821 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24823 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24824 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24825 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24826 unless TARGET_SERIALIZE_VOLATILE is enabled.
24827 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24828 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24829 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24831 2008-03-14 Richard Guenther <rguenther@suse.de>
24833 PR tree-optimization/34172
24834 * tree-flow.h (refs_may_alias_p): Declare.
24835 (get_single_def_stmt): Likewise.
24836 (get_single_def_stmt_from_phi): Likewise.
24837 (get_single_def_stmt_with_phi): Likewise.
24838 * tree-dfa.c (refs_may_alias_p): New function.
24839 (get_single_def_stmt): Likewise.
24840 (get_single_def_stmt_from_phi): Likewise.
24841 (get_single_def_stmt_with_phi): Likewise.
24842 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24843 (vn_reference_lookup_1): New helper function.
24844 (vn_reference_lookup): Walk the virtual use-def chain to
24845 continue searching for a match if the def does not alias the
24846 reference we are looking for.
24848 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24850 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24851 archive and Perzl. Update The Written Word listing.
24853 2008-03-14 Richard Guenther <rguenther@suse.de>
24855 PR tree-optimization/34043
24856 PR tree-optimization/33989
24857 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24859 (bitmap_find_leader): Use extra argument to verify dominance
24860 relationship inside a basic-block.
24861 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24862 (find_leader_in_sets): Adjust.
24863 (create_component_ref_by_pieces): Take extra argument for
24864 dominance check, handle lookup failures.
24865 (find_or_generate_expression): Likewise.
24866 (create_expression_by_pieces): Likewise.
24867 (insert_into_preds_of_block): Adjust.
24868 (create_value_expr_from): If asked for, verify all operands
24869 are in the blocks AVAIL_OUT set.
24870 (make_values_for_stmt): Check for SSA_NAMEs that are life
24871 over an abnormal edge.
24872 (compute_avail): Remove such check.
24873 (do_SCCVN_insertion): New function.
24874 (eliminate): If we do not find a leader suitable for replacement
24875 insert a replacement expression from SCCVN if available.
24876 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24877 (struct vn_ssa_aux): Add needs_insertion flag.
24878 * tree-ssa-sccvn.c (may_insert): New global flag.
24879 (copy_reference_ops_from_ref): Value-number union member access
24880 based on its size, not type and member if insertion is allowed.
24881 (visit_reference_op_load): For a weak match from union type
24882 punning lookup a view-converted value and insert a SSA_NAME
24883 for that value if that is not found.
24884 (visit_use): Make dumps shorter. Do not disallow value numbering
24885 SSA_NAMEs that are life over an abnormal edge to constants.
24886 (free_scc_vn): Release inserted SSA_NAMEs.
24887 (run_scc_vn): New flag to specify whether insertion is allowed.
24888 Process SSA_NAMEs in forward order.
24889 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24890 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24891 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24892 pointer type to/from integral types that do not change the
24893 precision to regular conversions.
24895 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24897 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24898 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24899 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24900 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24901 input arguments and the mode of return value. Built-in functions
24902 that operate on whole 64-bit MMX register now use V1DI mode.
24904 2008-03-13 Alon Dayan <alond@il.ibm.com>
24905 Olga Golovanevsky <olga@il.ibm.com>
24907 PR tree-optimization/35041
24908 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24909 to locate the right position in a statement.
24911 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24915 * config/i386/xmmintrin.h: Change all static inline functions to
24916 extern inline and add __gnu_inline__ attribute.
24917 * config/i386/bmintrin.h: Ditto.
24918 * config/i386/smmintrin.h: Ditto.
24919 * config/i386/tmmintrin.h: Ditto.
24920 * config/i386/mmintrin-common.h: Ditto.
24921 * config/i386/ammintrin.h: Ditto.
24922 * config/i386/emmintrin.h: Ditto.
24923 * config/i386/pmmintrin.h: Ditto.
24924 * config/i386/mmintrin.h: Ditto.
24925 * config/i386/mm3dnow.h: Ditto.
24927 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24929 PR middle-end/35185
24930 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24931 (lower_omp_2): New function.
24932 (lower_omp_1, lower_omp): Rewritten.
24934 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24937 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24938 with the phrase "Microsoft Windows compilers".
24939 (Push/Pop Macro Pragmas): New subsection. Document
24940 #pragma push_macro and pragma pop_macro.
24942 2008-03-12 Paul Brook <paul@codesourcery.com>
24944 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24946 2008-03-12 Paul Brook <paul@codesourcery.com>
24948 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24949 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24950 (thumb2_addsi_shortim): Rename ...
24951 (thumb2_addsi_short): ... to this. Allow register operands.
24952 (thumb2_subsi_short): New pattern.
24953 (thumb2_one_cmplsi2_short,
24954 thumb2_negsi2_short): New patterns and peepholes.
24956 2008-03-12 Paul Brook <paul@codesourcery.com>
24958 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24960 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24962 * config/i386/i386.md (int_cond): New code iterator.
24964 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24965 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24966 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24967 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24968 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24969 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24970 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24971 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24973 2008-03-12 Paul Brook <paul@codesourcery.com>
24975 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24976 instead of {arm,thumb}_compute_save_reg_mask.
24977 (output_return_instruction): Ditto.
24978 (thumb_unexpanded_epilogue): Ditto.
24979 (thumb1_expand_prologue): Ditto.
24980 (thumb1_output_function_prologue): Ditto.
24981 (arm_set_return_address): Ditto.
24982 (thumb_set_return_address): Ditto.
24983 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24984 regs to achieve stack alignment.
24985 (thumb1_compute_save_reg_mask): Fix compiler warning.
24986 (arm_output_epilogue): Use offsets->saved_regs_mask.
24987 Adjust stack pointer by poping call clobered registers.
24988 (arm_expand_prologue): Use offsets->saved_regs_mask.
24989 Adjust stack pointer by pushing extra registers.
24990 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24992 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24995 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24996 conversion to the operands of a multiplication.
24998 2008-03-12 Richard Guenther <rguenther@suse.de>
25000 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
25001 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
25002 * timevar.def (TV_TREE_PHIPROP): Add.
25003 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
25004 pass description. Use TV_TREE_PHIPROP.
25005 * tree-ssa-forwprop.c: Remove phiprop code.
25007 2008-03-12 Jakub Jelinek <jakub@redhat.com>
25009 PR middle-end/35549
25010 * omp-low.c (maybe_lookup_decl): Constify first argument.
25011 (use_pointer_for_field): Change last argument from bool to
25012 omp_context *. Disallow shared copy-in/out in nested
25013 parallel if decl is shared in outer parallel too.
25014 (build_outer_var_ref, scan_sharing_clauses,
25015 lower_rec_input_clauses, lower_copyprivate_clauses,
25016 lower_send_clauses, lower_send_shared_vars): Adjust callers.
25018 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
25019 Ira Rosen <irar@il.ibm.com>
25021 * tree-vectorizer.c (free_stmt_vec_info): New function.
25022 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
25023 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
25024 * tree-vectorizer.h (free_stmt_vec_info): Declare.
25025 * tree-vect-transform.c (vectorizable_conversion): Free
25026 vec_oprnds0 if it was allocated.
25027 (vect_permute_store_chain): Remove unused VECs.
25028 (vectorizable_store): Free VECs that are allocated in the..
25030 (vect_transform_strided_load, vectorizable_load): Likewise.
25031 (vect_remove_stores): Simplify the code.
25032 (vect_transform_loop): Move code to vect_remove_stores().
25033 Call vect_remove_stores() and free_stmt_vec_info().
25035 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25037 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25038 TARGET_HPUX. Revise comment.
25039 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25040 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25041 Use sr4 variant of `be' instruction when not generating PIC code.
25042 (attr_length_call): Adjust for above change.
25044 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25046 * ipa-reference.c (static_execute): Remove module_statics_const and
25047 associated setting code.
25049 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25052 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25053 predicate for operand 1.
25054 (paritysi2_cmp): Use register_operand predicate for operand 2.
25055 Use earlyclobber modifier for operand 1. Remove support for
25057 (paritydi2_cmp): Use register_operand predicate for operand 3.
25058 Use earlyclobber modifier for operand 1. Remove support for
25061 2008-03-11 Paul Brook <paul@codesourcery.com>
25062 Vladimir Prus <vladimir@codesourcery.com>
25064 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25065 (arm_compute_save_reg0_reg12_mask): Always
25066 check if register 11 must be saved. Always safe hard frame pointer
25067 when frame_pointer_needeed.
25068 (arm_compute_save_reg_mask): Save IP and PC
25069 only with apcs frames.
25070 (arm_output_epilogue): Adjust Thumb2 codepath to
25071 be also invoked and work for ARM non-apcs frames.
25072 (arm_expand_prologue): Don't bother saving IP
25073 for non-apcs frame, since it's not clobbered by
25074 prologue code. Implement non-apcs frame
25077 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25079 PR rtl-optimization/35281
25080 * expr.c (convert_move): Use a new pseudo for the intermediate
25081 from_mode->word_mode result.
25083 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
25085 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25086 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25087 * toplev.c (compile_file): Don't call it.
25089 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
25091 PR middle-end/35526
25092 * expr.c (store_expr): Call emit_block_move if the mode
25093 of "temp" RTX is BLKmode.
25095 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25096 Richard Guenther <rguenther@suse.de>
25098 PR tree-optimization/31358
25099 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25100 the step with a NULL_TREE.
25101 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25102 to sizetype if type is a pointer type.
25103 (add_candidate_1): Don't convert the base and step to
25104 the generic type if the orginal type is a pointer type.
25105 (add_iv_value_candidates): Use sizetype for the step
25106 if type is a pointer type.
25107 (cand_value_at): Likewise.
25108 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25110 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25111 Don't convert the tem affine to the type.
25112 (add_elt_to_tree): Use sizetype for the step if a pointer.
25113 Use POINTER_PLUS_EXPR for pointers.
25114 (aff_combination_to_tree): Use sizetype for the step if a
25117 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25119 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25120 Remove commutativity hint.
25122 2008-03-10 Jakub Jelinek <jakub@redhat.com>
25126 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25127 errorneous type. Check that v is a VAR_DECL.
25129 PR middle-end/35099
25130 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25132 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25134 PR tree-optimization/35494
25135 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25136 may be overriden at link and run time.
25138 2008-03-10 Richard Guenther <rguenther@suse.de>
25140 PR tree-optimization/34677
25141 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25142 (poolify_tree): Likewise.
25143 (modify_expr_template): Likewise.
25144 (poolify_modify_stmt): Likewise.
25145 (insert_fake_stores): Handle all component-ref style stores
25146 in addition to INDIRECT_REF. Also handle complex types.
25147 Do not poolify the inserted load.
25148 (realify_fake_stores): Do not rebuild the tree but only
25149 make it a SSA_NAME copy.
25150 (init_pre): Remove initialzation of modify_expr_template.
25151 Do not allocate modify_expr_node_pool.
25152 (fini_pre): Do not free modify_expr_node_pool.
25154 2008-03-10 Paul Brook <paul@codesourcery.com>
25156 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25157 to avoid conflicts.
25159 2008-03-10 Paul Brook <paul@codesourcery.com>
25160 Mark Shinwell <shinwell@codesourcery.com>
25162 * config/arm/cortex-r4.md: New.
25163 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25165 * config/arm/arm.md: Include cortex-r4.md.
25166 (insn): Add smmls, sdiv and udiv values.
25167 (generic_sched): Don't use generic scheduling for Cortex-R4.
25168 (arm_issue_rate): New function.
25169 (TARGET_SCHED_ISSUE_RATE): Define.
25171 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25173 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25175 2008-03-10 Richard Guenther <rguenther@suse.de>
25177 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25178 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25180 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
25182 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25183 Set default to true.
25185 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25187 * c.opt (Wsynth): Deprecate.
25188 * doc/invoke.texi (Option Summary, Warning Options): Document
25189 -Wno-format-contains-nul.
25191 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
25194 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25195 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25197 2008-03-09 Ira Rosen <irar@il.ibm.com>
25199 * config/rs6000/rs6000.c (builtin_description): Rename vector
25200 left shift operations.
25201 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25202 (altivec_vsl<VI_char>): Rename to ...
25203 (ashl<mode>3): ... new name.
25204 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25206 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25208 2008-03-08 Richard Guenther <rguenther@suse.de>
25210 * coverage.h (tree_coverage_counter_addr): Declare.
25211 * coverage.c (tree_coverage_counter_addr): New function.
25212 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25213 before using again.
25214 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25215 (tree_gen_one_value_profiler): Likewise.
25216 (tree_gen_ic_profiler): Likewise.
25217 (tree_gen_average_profiler): Likewise.
25218 (tree_gen_ior_profiler): Likewise.
25220 2008-03-08 Richard Guenther <rguenther@suse.de>
25222 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25223 (vn_binary_op_insert): Likewise.
25224 (vn_unary_op_lookup): Likewise.
25225 (vn_unary_op_insert): Likewise.
25226 (vn_nary_op_lookup): Declare.
25227 (vn_nary_op_insert): Likewise.
25228 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25229 and binary hashes, use a single obstack for unary_op_pool
25230 and binary_op_pool.
25231 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25232 a single struct vn_nary_op_s. Store tree code length and
25233 a variable number of operands.
25234 (struct vn_reference_op_struct): Remove unused op2.
25235 (vn_reference_op_eq): Do not compare op2.
25236 (vn_reference_op_compute_hash): Do not compute hash of op2.
25237 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25238 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25239 with vn_nary_op_compute_hash.
25240 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25241 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25243 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25245 (visit_unary_op): Call nary functions.
25246 (visit_binary_op): Likewise.
25247 (process_scc): Adjust for struct vn_tables_s changes.
25248 (allocate_vn_table): Likewise.
25249 (free_vn_table): Likewise.
25250 * tree-vn.c (vn_add): Call nary functions.
25251 (vn_lookup): Likewise.
25253 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25256 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25257 wdst back after sync_compare_and_swapqhi_internal.
25259 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25262 * config/i386/i386-modes.def (V1DI): New vector mode.
25263 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25264 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25265 (MMXMODE248): Ditto.
25266 (MMXMODE): Add V1DI mode.
25267 (mmxvecsize): Change DI mode to V1DI mode.
25268 ("mov<mode>): Use MMXMODEI8 mode iterator.
25269 ("*mov<mode>_internal_rex64"): Ditto.
25270 ("*mov<mode>_internal"): Ditto.
25271 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25272 ("mmx_sub<mode>3"): Ditto.
25273 ("mmx_adddi3"): Remove insn pattern.
25274 ("mmx_subdi3"): Ditto.
25275 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25276 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25277 ("mmx_ashl<mode>3"): Ditto.
25278 ("mmx_lshrdi3"): Remove insn pattern.
25279 ("mmx_ashldi3"): Ditto.
25280 * config/i386/i386.c (classify_argument): Handle V1DImode.
25281 (function_arg_advance_32): Ditto.
25282 (function_arg_32): Ditto.
25283 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25284 mmx_addv1di3 insn pattern.
25285 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25286 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25287 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25288 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25289 Remove definitions of built-in functions.
25290 (V1DI_type_node): New node.
25291 (v1di_ftype_v1di_int): Ditto.
25292 (v1di_ftype_v1di_v1di): Ditto.
25293 (v2si_ftype_v2si_si): Ditto.
25294 (v4hi_ftype_v4hi_di): Remove node.
25295 (v2si_ftype_v2si_di): Ditto.
25296 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25297 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25298 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25299 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25300 Add new builtins using def_builtin_const.
25301 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25302 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25303 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25304 * config/i386/mmintrin.h (__v1di): New typedef.
25305 (_mm_add_si64): Cast arguments to __v1di type.
25306 (_mm_sub_si64): Ditto.
25307 (_mm_sll_pi16): Cast __count to __v4hi type.
25308 (_mm_sll_pi32): Cast __count to __v2si type.
25309 (_mm_sll_si64): Cast arguments to __v1di type.
25310 (_mm_srl_pi16): Cast __count to __v4hi type.
25311 (_mm_srl_pi32): Cast __count to __v2si type.
25312 (_mm_srl_si64): Cast arguments to __v1di type.
25313 (_mm_sra_pi16): Cast __count to __v4hi type.
25314 (_mm_sra_pi32): Cast __count to __v2si type.
25315 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25316 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25317 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25318 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25319 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25320 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25321 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25322 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25323 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25324 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25325 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25326 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25328 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25330 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25332 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25335 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25336 reg+const addressing for Altivec modes. Don't generate reg+reg
25337 addressing for TFmode or TDmode quantities.
25339 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25341 * c-common.c (vector_types_convertible_p): Call langhook
25342 instead of comptypes.
25344 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25347 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25348 integral and scalar float variables which have a
25351 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25353 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25354 dwarf_register_span hook when emitting unwind information for
25355 register-to-memory saves.
25356 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25357 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25359 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25361 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25362 for the same VAR_DECL.
25364 2008-03-06 Tom Tromey <tromey@redhat.com>
25366 * treelang: Delete.
25367 * doc/standards.texi (Standards): Don't mention treelang.
25368 * doc/invoke.texi (Overall Options): Don't mention treelang.
25369 * doc/install.texi (Prerequisites): Don't mention bison or
25371 (Configuration): Don't mention treelang.
25372 (Building): Likewise.
25373 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25375 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25377 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25378 word-extractions out of a multi-word object.
25380 2008-03-06 Richard Guenther <rguenther@suse.de>
25382 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25383 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25384 result type and precision.
25385 * expr.c (get_inner_reference): Set unsignedp based on the result
25386 type of BIT_FIELD_REF.
25387 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25388 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25389 (try_instantiate_multiple_fields): Likewise. Use the correct type
25391 (sra_build_assignment): Likewise.
25392 (sra_build_elt_assignment): Likewise.
25393 (sra_explode_bitfield_assignment): Likewise.
25394 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25395 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25396 set BIT_FIELD_REF_UNSIGNED.
25397 (vectorizable_load): Likewise.
25399 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25401 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25404 2008-03-06 Richard Guenther <rguenther@suse.de>
25406 * alias.c (struct alias_set_entry): Move has_zero_child field
25407 to pack with alias_set.
25409 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25411 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25414 2008-03-05 Ian Lance Taylor <iant@google.com>
25416 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25418 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25420 * fwprop.c (update_df): Support width and offset parameters of
25422 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25423 global_conflicts): Change DF_REF_EXTRACT to either
25424 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25425 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25426 * df-scan.c (df_ref_record, df_defs_record,
25427 df_ref_create_structure, df_def_record_1, df_uses_record,
25428 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25429 df_bb_refs_collect, df_entry_block_defs_collect,
25430 df_exit_block_uses_collect): Support new width and offset fields.
25431 (ref_extract_pool): New storage pool.
25432 (df_free_ref): New function.
25433 (df_reg_chain_unlink, df_free_collection_rec,
25434 df_sort_and_compress_refs): Call df_free_ref.
25435 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25437 (df_ref_create_structure): Allocate df_ref_extract if offset and
25438 width fields are used.
25439 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25440 (df_uses_record): Get offset and width from ZERO_EXTRACT
25442 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25443 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25444 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25445 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25446 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25447 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25448 (df_ref_extract): New structure.
25449 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25450 (df_ref_create): Add width and offset parameters.
25452 2008-03-05 Richard Guenther <rguenther@suse.de>
25454 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25455 Use ranges_overlap_p.
25456 (offset_overlaps_with_access): Rename
25457 to ranges_overlap_p and move ...
25458 * tree-flow-inline.h (ranges_overlap_p): ... here.
25460 * tree.h (get_inner_reference, handled_component_p): Update
25463 * tree.h (record_component_aliases, get_alias_set,
25464 alias_sets_conflict_p, alias_sets_must_conflict_p,
25465 objects_must_conflict_p): Move declarations ...
25466 * alias.h (record_component_aliases, get_alias_set,
25467 alias_sets_conflict_p, alias_sets_must_conflict_p,
25468 objects_must_conflict_p): ... here.
25469 Include coretypes.h.
25470 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25472 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25474 * cfg.c: Include tree-flow.h.
25475 (remove_edge_raw): Call redirect_edge_var_map_clear.
25476 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25477 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25478 (redirect_edge_var_map_result): New.
25479 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25480 PENDING_STMT use with redirect_edge_var_map_*.
25481 * tree-ssa.c (edge_var_maps): New definition.
25482 (redirect_edge_var_map_add): New.
25483 (redirect_edge_var_map_clear): New.
25484 (redirect_edge_var_map_dup): New.
25485 (redirect_edge_var_map_vector): New.
25486 (redirect_edge_var_map_destroy): New.
25487 (ssa_redirect_edge): Replace PENDING_STMT use with
25488 redirect_edge_var_map_*.
25489 (flush_pending_stmts): Same.
25490 (delete_tree_ssa): Destroy edge var map.
25491 * tree-flow.h (struct _edge_var_map): New.
25492 Define edge_var_map vector type.
25493 Declare redirect_edge_var_map_* prototypes.
25494 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25495 * tree-cfg.c (reinstall_phi_args): Replace
25496 PENDING_STMT use with redirect_edge_var_map_*.
25498 2008-03-05 Richard Guenther <rguenther@suse.de>
25500 PR tree-optimization/35472
25501 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25502 whose single use_stmt has a overlapping set of loaded and
25503 stored symbols as that use_stmt might be a noop assignment then.
25505 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25507 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25509 2008-03-05 Richard Guenther <rguenther@suse.de>
25512 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25513 should be constants.
25514 * tree-cfg.c (verify_expr): Verify it.
25515 * fold-const.c (fold_truthop): Remove code generating
25516 BIT_FIELD_REFs of structure bases.
25517 (fold_binary): Likewise.
25518 (fold_ternary): Position and size of BIT_FIELD_REFs are
25519 always host integers.
25520 (make_bit_field_ref): Remove.
25521 (optimize_bit_field_compare): Remove.
25522 (all_ones_mask_p): Remove.
25524 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25527 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25528 (split_block_and_df_analyze): New. Split basic block and rebuild
25530 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25532 (split_pattern_seq): Likewise.
25533 (erase_matching_seqs): Likewise.
25534 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25536 2008-03-04 Geoff Keating <geoffk@apple.com>
25538 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25539 declaration and code.
25540 (tree_invalid_nonnegative_warnv_p): Likewise.
25542 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25544 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25545 examples. Truncate option-names then causing overfull hbox.
25547 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25550 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25552 * configure: Rebuilt.
25554 2008-03-04 Rafael Espíndola <espindola@google.com>
25556 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25557 (tree_unary_nonnegative_warnv_p): New.
25558 (tree_binary_nonnegative_warnv_p): New.
25559 (tree_single_nonnegative_warnv_p): New.
25560 (tree_invalid_nonnegative_warnv_p): New.
25561 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25563 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25566 * opts.c (handle_option): Postpone 'unknown option' errors only for
25569 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25572 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25575 2008-03-04 Rafael Espíndola <espindola@google.com>
25577 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25578 (tree_binary_nonzero_warnv_p): New.
25579 (tree_single_nonzero_warnv_p): New.
25580 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25582 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25584 PR middle-end/35456
25585 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25586 transformations for modes that have signed zeros.
25587 * ifcvt.c (noce_try_abs): Ditto.
25589 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25591 * config/i386/i386.c (override_options): Force
25592 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25594 2008-03-04 Jan Hubicka <jh@suse.cz>
25597 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25600 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25602 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25603 label to probe the stack.
25605 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25607 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25608 (__gthr_win32_mutex_destroy): Declare.
25609 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25610 __gthr_win32_mutex_destroy.
25611 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25613 2008-03-03 Jan Hubicka <jh@suse.cz>
25616 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25617 aggressive on inlining cold calls.
25619 2008-03-03 Richard Guenther <rguenther@suse.de>
25621 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25622 struct copies into the expression table.
25623 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25624 (try_to_simplify): Likewise.
25625 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25626 integral and pointer arguments which do not change the
25627 precision to NOP_EXPRs.
25628 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25629 VIEW_CONVERT_EXPR case.
25631 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25633 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25634 defined in a loop at depth 0 is invariant.
25635 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25636 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25637 be called at loop depth 0.
25639 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25642 * gcc.c (process_command): Update copyright notice dates.
25643 * gcov.c (print_version): Likewise.
25644 * gcov-dump.c (print_version): Likewise.
25645 * mips-tfile.c (main): Likewise.
25646 * mips-tdump.c (main): Likewise.
25648 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25651 * c-common.c (flag_permissive): Delete.
25652 (constant_expression_warnings): Check flags first.
25653 (constant_expression_error): New.
25654 * c-common.h (flag_permissive): Delete.
25655 (constant_expression_error): Declare.
25656 * flags.h (flag_permissive): Declare. Update description.
25657 * diagnostic.c (pedwarn): Update.
25659 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25660 (permissive_error_kind): New.
25661 * toplev.c (flag_permissive): Define. Update description.
25662 * toplev.h (permissive_error_kind): Declare.
25663 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25664 (pedwarn_c90): Use pedantic_warning_kind.
25665 * c-opts.c (c_common_post_options): flag_permissive does not affect
25666 flag_pedantic_errors.
25668 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25670 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25671 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25672 __absvsi2, __absvDI2): Use unsigned arithmetic.
25674 2008-03-02 Andi Kleen <ak@suse.de>
25675 Richard Guenther <rguenther@suse.de>
25677 * struct-equiv.c: Remove file.
25678 * cfg_cleanup.c (condjump_equiv_p): Remove.
25679 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25680 (struct-equiv.o): Remove rule.
25681 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25682 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25683 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25685 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25687 * ifcvt.c (noce_process_if_block): Try to handle only the then
25688 block if the else block exists but isn't suitable.
25690 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25693 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25694 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25695 regression from previous patch.
25697 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25700 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25702 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25703 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25704 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25705 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25706 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25707 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25708 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25709 (__gthread_mutex_destroy_function): Rename to
25710 __gthread_mutex_destroy.
25711 * gthr-dce.h (__gthread_mutex_destroy): Call
25712 pthread_mutex_destroy.
25713 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25714 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25715 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25717 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25719 * df-scan.c (df_ref_chain_change_bb): Simplify.
25720 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25721 set_block_for_insn if there's any change.
25722 * df.h ((df_insn_change_bb): Fix prototype.
25723 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25724 df_insn_change_bb, don't call set_block_for_insn.
25725 * emit-rtl.c (reorder_insns): Likewise.
25726 * haifa-sched.c (move_insn): Likewise.
25728 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25730 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25732 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25734 * tree-flow-inline.h (next_readonly_imm_use): Return
25735 NULL_USE_OPERAND_P after the end.
25737 2008-03-01 Richard Guenther <rguenther@suse.de>
25739 PR tree-optimization/35411
25740 * tree-sra.c (sra_build_assignment): Split conversion to
25741 final type to a separate statement if we are not assigning
25744 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25746 * fold-const.c (fold_convertible_p): Correct the logic to follow
25747 that in fold_convert().
25749 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25752 * tree-inline.c (build_duplicate_type): When we make a
25753 duplicate type, make it unique in the canonical types system.
25755 2008-02-29 Tom Tromey <tromey@redhat.com>
25757 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25758 input_file_stack_history, input_file_stack_restored): Remove.
25759 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25760 * input.h (struct file_stack): Remove.
25761 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25762 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25764 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25766 (diagnostic_last_module_changed): Add 'map' argument.
25767 (diagnostic_set_last_function): Likewise.
25768 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25769 line map, not input_file_stack.
25770 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25772 2008-02-29 Paul Brook <paul@codesourcery.com>
25774 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25776 2008-02-29 Paul Brook <paul@codesourcery.com>
25778 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25780 2008-02-29 Richard Guenther <rguenther@suse.de>
25782 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25784 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25785 value for comparing for a store match.
25786 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25787 (try_to_simplify): Do not do a full-blown reference lookup.
25789 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25791 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25792 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25794 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25796 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25798 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25799 strides against cache sizes.
25801 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25803 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25806 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25808 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25809 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25810 is smaller than the original promoted value.
25811 (simplify_subreg): If OP is a SUBREG, try to preserve its
25812 SUBREG_PROMOTED_VAR_P information.
25814 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25816 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25817 (VN_INFO_GET): Allocate new objects on the obstack.
25818 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25819 for rpo_numbers_temp, for consistency.
25820 (free_scc_vn): Free the obstack.
25822 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25824 * doc/invoke.texi: Document -ftree-loop-distribution.
25825 * tree-loop-distribution.c: New.
25826 * tree-pass.h (pass_loop_distribution): New.
25827 * graphds.h (struct graph): Add htab_t indices.
25828 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25829 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25830 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25831 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25832 * tree-data-ref.c (debug_data_dependence_relations): New.
25833 (dump_data_dependence_relation): Also print data references.
25834 (free_data_ref): Extern.
25835 (same_access_functions): Moved...
25836 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25837 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25838 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25839 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25840 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25841 (stmts_from_loop): Skip LABEL_EXPR.
25842 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25844 (build_rdg): Initialize rdg->indices htab.
25845 (free_rdg, stores_from_loop, ref_base_address,
25846 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25847 have_similar_memory_accesses_1, ref_base_address_1,
25848 remove_similar_memory_refs): New.
25849 * tree-data-ref.h: Depend on tree-chrec.h.
25850 (debug_data_dependence_relations, free_data_ref): Declared.
25851 (same_access_functions): ... here.
25852 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25854 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25855 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25856 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25857 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25858 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25859 rdg_vertex_for_stmt): Declared.
25860 (struct rdg_edge): Add level.
25862 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25863 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25865 (rdg_has_similar_memory_accesses): New.
25866 * tree-vect-analyze.c: Remove unused static decls.
25867 * lambda.h (dependence_level): New.
25868 * common.opt (ftree-loop-distribution): New.
25869 * tree-flow.h (mark_virtual_ops_in_bb,
25870 slpeel_tree_duplicate_loop_to_edge_cfg,
25871 rename_variables_in_loop): Declared.
25872 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25873 (OBJS-common): Add tree-loop-distribution.o.
25874 (tree-loop-distribution.o): New rule.
25875 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25876 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25877 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25879 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25882 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25883 other than structures and unions.
25885 2008-02-28 Richard Guenther <rguenther@suse.de>
25888 2008-02-26 Richard Guenther <rguenther@suse.de>
25890 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25891 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25892 (lookup_decl_from_uid): Declare.
25893 (remove_decl_from_map): Likewise.
25894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25896 (decl_for_uid_map): New global hashtable mapping DECL_UID
25898 (init_ttree): Allocate it.
25899 (insert_decl_to_uid_decl_map): New helper function.
25900 (make_node_stat): Insert new decls into the map.
25901 (copy_node_stat): Likewise.
25902 (lookup_decl_from_uid): New function.
25903 (remove_decl_from_map): Likewise.
25904 (print_decl_for_uid_map_statistics): New helper.
25905 (dump_tree_statistics): Call it.
25907 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25908 (referenced_var_iterator): Adjust.
25909 (FOR_EACH_REFERENCED_VAR): Adjust.
25910 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25911 (num_referenced_vars): Adjust.
25912 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25913 (first_referenced_var): Remove.
25914 (end_referenced_vars_p): Likewise.
25915 (next_referenced_var): Likewise.
25916 (referenced_var_iterator_set): New helper function.
25917 * tree-dfa.c (referenced_var_lookup): Adjust.
25918 (referenced_var_check_and_insert): Likewise.
25919 (remove_referenced_var): Likewise.
25920 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25922 (verify_call_clobbering): Likewise.
25923 (verify_memory_partitions): Likewise.
25924 (init_tree_ssa): Allocate bitmap instead of hashtable for
25926 (delete_tree_ssa): Adjust.
25927 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25929 (compute_tag_properties): Likewise.
25930 (set_initial_properties): Likewise.
25931 (find_partition_for): Likewise.
25932 (update_reference_counts): Likewise.
25933 (dump_may_aliases_for): Likewise.
25934 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25935 (add_call_clobber_ops): Likewise.
25936 (add_call_read_ops): Likewise.
25937 (get_asm_expr_operands): Likewise.
25938 * tree-into-ssa.c (dump_decl_set): Likewise.
25939 (update_ssa): Likewise.
25940 * tree-sra.c (scan_function): Likewise.
25941 (decide_instantiations): Likewise.
25942 (scalarize_parms): Likewise.
25943 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25944 (dsa_named_for): Likewise.
25945 * tree-ssa-structalias.c (update_alias_info): Likewise.
25946 (merge_smts_into): Likewise.
25948 2008-02-27 David Daney <ddaney@avtrex.com>
25951 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25952 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25953 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25954 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25955 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25957 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25960 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25961 (BUILT_IN_NEXTTOWARD): Remove.
25962 (BUILT_IN_NEXTTOWARDF): Ditto.
25963 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25964 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25966 2008-02-27 Tom Tromey <tromey@redhat.com>
25968 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25969 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25971 2008-02-27 Jan Beulich <jbeulich@novell.com>
25973 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25974 update the respective field on newdecl.
25976 2008-02-27 Revital Eres <eres@il.ibm.com>
25978 PR rtl-optimization/34999
25979 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25980 crossing edges that ends with a call insn.
25981 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25982 call insn and clear the EDGE_CROSSING flag of the crossing edge
25983 when fixing fallthru edges.
25985 2008-02-27 Richard Guenther <rguenther@suse.de>
25987 PR middle-end/35390
25988 * fold-const.c (fold_unary): Return the correct argument,
25989 converted to the result type.
25991 2008-02-27 Richard Guenther <rguenther@suse.de>
25993 PR middle-end/34971
25994 * expr.c (expand_expr_real_1): Assert on rotates that operate
25996 * fold-const.c (fold_binary): Use the types precision, not the
25997 bitsize of the mode if folding rotate expressions. Build rotates
25998 only for full modes.
26000 2008-02-27 Jakub Jelinek <jakub@redhat.com>
26002 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
26003 and CPP_PRAGMA_EOL.
26004 * c-pragma.c (pragma_ns_name): New typedef.
26005 (registered_pp_pragmas): New variable.
26006 (c_pp_lookup_pragma): New function.
26007 (c_register_pragma_1): If flag_preprocess_only, do nothing
26008 for non-expanded pragmas, for expanded ones push pragma's
26009 namespace and name into registered_pp_pragmas vector.
26010 (c_invoke_pragma_handler): Register OpenMP pragmas even when
26011 flag_preprocess_only, don't register GCC pch_preprocess
26012 pragma if flag_preprocess_only.
26013 * c-opts.c (c_common_init): Call init_pragma even if
26014 flag_preprocess_only.
26015 * c-pragma.c (c_pp_lookup_pragma): New prototype.
26016 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
26017 cpp_register_pragma if flag_preprocess_only.
26019 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26022 * c-parser.c (c_parser_translation_unit): Warn for empty
26023 translation unit, not empty source file.
26025 2008-02-26 Paul Brook <paul@codesourcery.com>
26027 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
26028 operand for Thumb-2.
26029 * config/arm/arm.h (reg_class): Add CORE_REGS.
26030 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
26031 (BASE_REG_CLASS): Use CORE_REGS.
26032 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
26033 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
26034 (REGNO_OK_FOR_INDEX_P): Exclude SP.
26035 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
26036 ARM_REGNO_OK_FOR_INDEX_P.
26037 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26038 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26039 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26040 (ldm/stm peepholes): Ditto.
26041 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26042 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26043 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26044 * config/arm/constraints.md: Enable "k" constraint on ARM.
26046 2008-02-27 Ben Elliston <bje@au.ibm.com>
26048 * config/rs6000/rs6000.c: Annotate cache line size field in all
26049 instances of struct processor_costs.
26051 2008-02-26 David Edelsohn <edelsohn@gnu.org>
26053 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26054 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26055 jump_bypass): New counters.
26056 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26057 * dce.c (gate_ud_dce): Same.
26058 (gate_fast_dce): Same.
26059 * dse.c (gate_dse1): New function.
26060 (gate_dse2): New function.
26061 (gate_dse): Merge results of new gate functions.
26062 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26063 (gate_handle_jump_bypass): Add dbg_cnt.
26064 (gate_handle_gcse): Add dbg_cnt.
26065 * ifcvt.c (gate_handle_if_conversion): Same.
26066 (gate_handle_if_after_combine): Same.
26067 (gate_handle_if_after_reload): Same.
26068 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26070 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
26072 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26074 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26076 2008-02-26 Jason Merrill <jason@redhat.com>
26079 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26080 alone if it's the naming decl for the type's main variant.
26082 2008-02-26 Tom Tromey <tromey@redhat.com>
26084 * system.h (USE_MAPPED_LOCATION): Poison.
26085 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26086 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26087 (make_goto_expr_edges): Likewise.
26088 (remove_bb): Likewise.
26089 (execute_warn_function_return): Likewise.
26090 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26092 * c-common.c (fname_decl): Remove old location code.
26093 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26095 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26097 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26098 (gen_rtx_ASM_INPUT): Likewise.
26099 (gen_rtx_ASM_INPUT_loc): Likewise.
26100 (get_rtx_asm_OPERANDS): Remove.
26101 * cfglayout.c (insn_locators_alloc): Remove old location code.
26102 (set_curr_insn_source_location): Likewise.
26103 (curr_insn_locator): Likewise.
26104 * print-tree.c (print_node): Remove old location code.
26105 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26106 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26107 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26108 location_from_locus.
26109 (construct_exit_block): Remove old location code.
26110 * emit-rtl.c (force_next_line_note): Remove old location code.
26111 * profile.c (branch_prob): Remove old location code.
26112 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26113 LOC_LINE): Remove old-location variants.
26114 * langhooks.c (lhd_print_error_function): Remove old location
26116 * configure, config.in: Rebuilt.
26117 * configure.ac (--enable-mapped-location): Remove.
26118 * c-decl.c (c_init_decl_processing): Remove old location code.
26119 (finish_function): Likewise.
26120 * recog.c (decode_asm_operands): Remove old location code.
26121 * c-pch.c (c_common_read_pch): Remove old location code.
26122 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26124 * gimple-low.c (lower_function_body): Remove old location code.
26125 * toplev.c (unknown_location): Remove.
26126 (push_srcloc): Remove old-location variant.
26127 (process_options): Remove old location code.
26128 (lang_dependent_init): Likewise.
26129 * input.h (UNKNOWN_LOCATION): Move definition.
26130 (location_t): Undeprecate.
26131 (source_locus): Remove.
26132 (location_from_locus): Remove.
26133 (struct location_s): Remove.
26134 Remove all old-location code.
26135 (input_line, input_filename): Remove.
26136 * final.c (final_scan_insn): Remove old location code.
26137 * diagnostic.c (diagnostic_build_prefix): Remove
26138 USE_MAPPED_LOCATION test.
26139 * tree.h (gimple_stmt) <locus>: Now a location_t.
26140 (tree_exp) <locus>: Likewise.
26141 (DECL_IS_BUILTIN): Remove old-location variant.
26142 (annotate_with_file_line, annotate_with_locus): Likewise.
26143 (expr_locus, set_expr_locus): Update.
26144 * tree.c (build1_stat): Remove old location code.
26145 (last_annotated_node): Remove.
26146 (annotate_with_file_line): Remove old-location variant.
26147 (annotate_with_locus): Likewise.
26148 (expr_location): Remove old location code.
26149 (set_expr_location): Likewise.
26150 (expr_has_location): Likewise.
26151 (expr_locus): Likewise.
26152 (set_expr_locus): Likewise.
26153 (expr_filename): Don't use location_from_locus.
26154 (expr_lineno): Likewise.
26155 * rtl-error.c (location_for_asm): Remove old location code.
26156 * c-lex.c (cb_line_change): Remove old location code.
26157 (fe_file_change): Likewise.
26158 (cb_def_pragma): Likewise.
26159 (c_lex_with_flags): Likewise.
26160 * gengtype.c (do_typedef): Don't special-case location types.
26161 (define_location_structures): Remove.
26162 (main): Don't call define_location_structures.
26163 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26166 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26169 * builtins.def (BUILT_IN_STDARG_START): Remove.
26170 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26171 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26172 * tree-inline.c (inline_forbidden_p_1): Likewise.
26174 2008-02-26 Richard Guenther <rguenther@suse.de>
26176 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26177 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26178 (lookup_decl_from_uid): Declare.
26179 (remove_decl_from_map): Likewise.
26180 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26181 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26182 (decl_for_uid_map): New global hashtable mapping DECL_UID
26184 (init_ttree): Allocate it.
26185 (insert_decl_to_uid_decl_map): New helper function.
26186 (make_node_stat): Insert new decls into the map.
26187 (copy_node_stat): Likewise.
26188 (lookup_decl_from_uid): New function.
26189 (remove_decl_from_map): Likewise.
26190 (print_decl_for_uid_map_statistics): New helper.
26191 (dump_tree_statistics): Call it.
26193 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26194 (referenced_var_iterator): Adjust.
26195 (FOR_EACH_REFERENCED_VAR): Adjust.
26196 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26197 (num_referenced_vars): Adjust.
26198 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26199 (first_referenced_var): Remove.
26200 (end_referenced_vars_p): Likewise.
26201 (next_referenced_var): Likewise.
26202 (referenced_var_iterator_set): New helper function.
26203 * tree-dfa.c (referenced_var_lookup): Adjust.
26204 (referenced_var_check_and_insert): Likewise.
26205 (remove_referenced_var): Likewise.
26206 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26207 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26208 (verify_call_clobbering): Likewise.
26209 (verify_memory_partitions): Likewise.
26210 (init_tree_ssa): Allocate bitmap instead of hashtable for
26212 (delete_tree_ssa): Adjust.
26213 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26215 (compute_tag_properties): Likewise.
26216 (set_initial_properties): Likewise.
26217 (find_partition_for): Likewise.
26218 (update_reference_counts): Likewise.
26219 (dump_may_aliases_for): Likewise.
26220 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26221 (add_call_clobber_ops): Likewise.
26222 (add_call_read_ops): Likewise.
26223 (get_asm_expr_operands): Likewise.
26224 * tree-into-ssa.c (dump_decl_set): Likewise.
26225 (update_ssa): Likewise.
26226 * tree-sra.c (scan_function): Likewise.
26227 (decide_instantiations): Likewise.
26228 (scalarize_parms): Likewise.
26229 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26230 (dsa_named_for): Likewise.
26231 * tree-ssa-structalias.c (update_alias_info): Likewise.
26232 (merge_smts_into): Likewise.
26234 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26237 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26238 * c-opts.c (c_common_handle_option): Wall enables
26239 Wvolatile-register-var.
26240 * common.opt: Move Wvolatile-register-var to...
26243 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26245 * common.opt (Wlarger-than=): New.
26246 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26248 * opts.c (common_handle_option): Handle -Wlarger-than=.
26249 * optc-gen.awk: Likewise.
26250 * opth-gen.awk: Likewise.
26251 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26252 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26254 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26256 * c-common.c (match_case_to_enum_1): Add appropriate
26257 OPT_W* parameter to warning.
26258 (c_do_switch_warnings): Likewise.
26259 * c-typeck.c (warning_init): Add one more parameter following
26260 'warning' function.
26261 (push_init_level): Update call to warning_init.
26262 (pop_init_level): Likewise.
26263 (add_pending_init): Likewise.
26264 (output_init_element: Likewise.
26266 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26269 * toplev.c (toplev_main): If there are warnings or error, print
26270 errors for ignored options.
26271 * opts.c (ignored_options): New static variable.
26272 (postpone_unknown_option_error): New.
26273 (print_ignored_options): New.
26274 (handle_option): Postpone errors for unknown -Wno-* options.
26275 * opts.h (print_ignored_options): Declare.
26277 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26279 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26282 2008-02-25 Richard Guenther <rguenther@suse.de>
26285 2008-02-25 Richard Guenther <rguenther@suse.de>
26287 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26288 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26289 (lookup_decl_from_uid): Declare.
26290 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26291 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26292 (decl_for_uid_map): New global hashtable mapping DECL_UID
26294 (init_ttree): Allocate it.
26295 (insert_decl_to_uid_decl_map): New helper function.
26296 (make_node_stat): Insert new decls into the map.
26297 (copy_node_stat): Likewise.
26298 (lookup_decl_from_uid): New function.
26299 (print_decl_for_uid_map_statistics): New helper.
26300 (dump_tree_statistics): Call it.
26302 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26303 (referenced_var_iterator): Adjust.
26304 (FOR_EACH_REFERENCED_VAR): Adjust.
26305 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26306 (num_referenced_vars): Adjust.
26307 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26308 (first_referenced_var): Remove.
26309 (end_referenced_vars_p): Likewise.
26310 (next_referenced_var): Likewise.
26311 (referenced_var_iterator_set): New helper function.
26312 * tree-dfa.c (referenced_var_lookup): Adjust.
26313 (referenced_var_check_and_insert): Likewise.
26314 (remove_referenced_var): Likewise.
26315 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26316 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26317 (verify_call_clobbering): Likewise.
26318 (verify_memory_partitions): Likewise.
26319 (init_tree_ssa): Allocate bitmap instead of hashtable for
26321 (delete_tree_ssa): Adjust.
26322 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26323 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26324 (compute_tag_properties): Likewise.
26325 (set_initial_properties): Likewise.
26326 (find_partition_for): Likewise.
26327 (update_reference_counts): Likewise.
26328 (dump_may_aliases_for): Likewise.
26329 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26330 (add_call_clobber_ops): Likewise.
26331 (add_call_read_ops): Likewise.
26332 (get_asm_expr_operands): Likewise.
26333 * tree-into-ssa.c (dump_decl_set): Likewise.
26334 (update_ssa): Likewise.
26335 * tree-sra.c (scan_function): Likewise.
26336 (decide_instantiations): Likewise.
26337 (scalarize_parms): Likewise.
26338 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26339 (dsa_named_for): Likewise.
26340 * tree-ssa-structalias.c (update_alias_info): Likewise.
26341 (merge_smts_into): Likewise.
26343 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26346 * doc/invoke.texi (-fcx-limited-range): Document new option.
26347 * toplev.c (process_options): Handle -fcx-fortran-rules.
26348 * common.opt: Add documentation for -fcx-fortran-rules.
26350 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26353 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26354 actual behaviour and C99.
26356 2008-02-26 Ben Elliston <bje@au.ibm.com>
26358 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26359 (ASM_CPU_POWER6_SPEC): Likewise.
26360 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26361 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26362 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26364 2008-02-25 Richard Guenther <rguenther@suse.de>
26366 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26367 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26368 (lookup_decl_from_uid): Declare.
26369 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26370 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26371 (decl_for_uid_map): New global hashtable mapping DECL_UID
26373 (init_ttree): Allocate it.
26374 (insert_decl_to_uid_decl_map): New helper function.
26375 (make_node_stat): Insert new decls into the map.
26376 (copy_node_stat): Likewise.
26377 (lookup_decl_from_uid): New function.
26378 (print_decl_for_uid_map_statistics): New helper.
26379 (dump_tree_statistics): Call it.
26381 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26382 (referenced_var_iterator): Adjust.
26383 (FOR_EACH_REFERENCED_VAR): Adjust.
26384 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26385 (num_referenced_vars): Adjust.
26386 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26387 (first_referenced_var): Remove.
26388 (end_referenced_vars_p): Likewise.
26389 (next_referenced_var): Likewise.
26390 (referenced_var_iterator_set): New helper function.
26391 * tree-dfa.c (referenced_var_lookup): Adjust.
26392 (referenced_var_check_and_insert): Likewise.
26393 (remove_referenced_var): Likewise.
26394 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26395 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26396 (verify_call_clobbering): Likewise.
26397 (verify_memory_partitions): Likewise.
26398 (init_tree_ssa): Allocate bitmap instead of hashtable for
26400 (delete_tree_ssa): Adjust.
26401 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26403 (compute_tag_properties): Likewise.
26404 (set_initial_properties): Likewise.
26405 (find_partition_for): Likewise.
26406 (update_reference_counts): Likewise.
26407 (dump_may_aliases_for): Likewise.
26408 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26409 (add_call_clobber_ops): Likewise.
26410 (add_call_read_ops): Likewise.
26411 (get_asm_expr_operands): Likewise.
26412 * tree-into-ssa.c (dump_decl_set): Likewise.
26413 (update_ssa): Likewise.
26414 * tree-sra.c (scan_function): Likewise.
26415 (decide_instantiations): Likewise.
26416 (scalarize_parms): Likewise.
26417 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26418 (dsa_named_for): Likewise.
26419 * tree-ssa-structalias.c (update_alias_info): Likewise.
26420 (merge_smts_into): Likewise.
26422 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26425 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26426 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26427 * alias.h (nonoverlapping_memrefs_p): Likewise.
26429 2008-02-25 Jan Beulich <jbeulich@novell.com>
26431 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26432 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26433 __emultls_get_address, __emultls_register_common,
26434 __floatundi?f, and _Unwind_GetIPInfo.
26435 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26436 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26437 (gen_regparm_prefix): Likewise.
26438 (i386_nlm_encode_section_info): Sync with
26439 config/i386/winnt.c:i386_pe_encode_section_info().
26440 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26441 i386_nlm_mangle_decl_assembler_name): New.
26442 (netware_override_options): New.
26443 * config/i386/netware.h (netware_override_options): Declare.
26444 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26445 (i386_nlm_mangle_decl_assembler_name): Declare.
26446 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26448 2008-02-25 Ben Elliston <bje@au.ibm.com>
26451 * c-decl.c (grokdeclarator): Remove unused local variables
26452 `typedef_type' and `type_as_written'.
26454 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26455 unused local variable `has_hot_blocks'.
26456 (fix_crossing_conditional_branches): Remove unused local variable
26459 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26461 PR middle-end/19984
26462 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26463 using DEF_C99_BUILTIN.
26464 (BUILT_IN_NANF): Ditto.
26465 (BUILT_IN_NANL): Ditto.
26467 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26468 Revital Eres <eres@il.ibm.com>
26470 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26471 regarding the order of two dependent insns in the same row.
26473 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26475 * stor-layout.c (layout_decl): Do not bump the alignment of a
26476 bit-field to more than byte alignment if it is packed.
26478 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26480 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26483 2008-02-24 Diego Novillo <dnovillo@google.com>
26485 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26488 * tree-vrp.c (vrp_evaluate_conditional): With
26489 -Wtype-limits, emit a warning when comparing against a
26490 constant outside the natural range of OP0's type.
26491 * c.opt (Wtype-limits): Move ...
26492 * common.opt (Wtype-limits): ... here.
26494 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26496 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26497 * config/rs6000/e300c2c3.md: New file.
26498 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26500 (rs6000_override_options): Add e300c2 and e300c3 cases to
26501 processor_target_table. Do not allow usage of Altivec or Spe
26502 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26503 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26504 * config/rs6000/rs6000.h (processor_type): Add
26505 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26506 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26507 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26508 and ppce300c3. Include e300c2c3.md.
26510 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26512 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26513 instead of TARGET_STRICT_ALIGN.
26515 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26517 * explow.c (memory_address): Assert that the generated address is
26520 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26523 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26524 * config/darwin-ppc-ldouble-patch.def: New file.
26525 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26526 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26527 SUBTARGET_INIT_BUILTINS if defined.
26528 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26531 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26534 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26535 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26537 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26540 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26541 file" warning condtional on -Winvalid-PCH.
26543 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26545 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26547 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26551 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26552 prevent reload from using MMX registers.
26553 (*mov<mode>_internal): Ditto.
26554 (*movv2sf_internal_rex64): Ditto.
26555 (*movv2sf_internal): Ditto.
26557 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26559 PR documentation/31569
26560 * doc/install.texi2html: Use makeinfo --no-number-sections.
26562 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26564 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26565 ensure that we can address an entire entity > 8 bytes. Don't
26566 generate reg+reg addressing for such data.
26568 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26570 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26571 strings when optimizing for size, unless the target cares about
26574 2008-02-22 Tom Tromey <tromey@redhat.com>
26576 * regclass.c (current_pass): Remove declaration.
26578 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26580 * config/avr/libgcc.S (__RAMPZ__): Define.
26581 (__do_copy_data): Add for devices with 128KB code memory.
26583 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26585 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26587 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26589 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26591 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26594 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26597 * c-typeck.c (build_binary_op): Warn about floating point
26598 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26600 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26603 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26604 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26606 (rs6000_override_options): Set altivec_abi as default, not override,
26607 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26608 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26609 is used; use new member spe_abi.
26610 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26611 spe_abi and altivec_abi.
26613 2008-02-22 Tomas Bily <tbily@suse.cz>
26615 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26617 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26620 * config.build (build_file_translate): Set to `CMD //c' only if
26622 * Makefile.in (build_file_translate): Improve comment.
26624 2008-02-21 Jan Hubicka <jh@suse.cz>
26626 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26627 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26628 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26630 2008-02-21 Michael Matz <matz@suse.de>
26633 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26635 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26637 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26638 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26639 as insn constraint.
26640 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26641 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26642 SSE_VEC_FLOAT_MODE_P as insn constraint.
26643 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26644 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26645 sse4a_movntdf using MODEF mode iterator.
26646 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26647 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26648 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26649 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26650 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26651 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26652 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26654 2008-02-21 Richard Guenther <rguenther@suse.de>
26656 * tree.def (PAREN_EXPR): New tree code.
26657 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26659 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26660 * expr.c (expand_expr_real_1): Likewise.
26661 * tree-inline.c (estimate_num_insns_1): Likewise.
26662 * tree-complex.c (expand_complex_move): Likewise.
26663 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26666 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26669 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26671 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26674 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26676 * config/sh/sh.c (find_barrier): Don't go past
26677 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26679 2008-02-20 DJ Delorie <dj@redhat.com>
26681 * config/h8300/h8300.md (insv): Force source operand to be a register.
26683 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26684 as a jump, not as a plain insn.
26686 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26688 * doc/invoke.texi (Warning Options): Add new option
26689 -Wframe-larger-than=.
26690 (-Wframe-larger-than): Document.
26692 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26693 Add declarations for new option variables.
26695 * final.c (final_start_function): Check the frame size
26696 before emission and issue a Wframe-larger-than warning.
26698 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26699 Add definitions for new option variables.
26700 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26702 * common.opt (Wframe-larger-than=): New option.
26704 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26706 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26707 (<sse>_div<mode>3): Ditto.
26708 (<sse>_vmdiv<mode>3): Ditto.
26709 (<sse>_vmsqrt<mode>2): Ditto.
26710 (*smax<mode>3): Ditto.
26711 (sse5_frcz<mode>2): Ditto.
26712 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26713 as insn constraint.
26715 2008-02-20 Richard Guenther <rguenther@suse.de>
26717 PR middle-end/35265
26718 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26719 be happy with INTEGRAL_TYPE_P.
26721 2008-02-20 Richard Guenther <rguenther@suse.de>
26723 * fold-const.c (split_tree): Associate floatig-point expressions
26724 if flag_associative_math is set.
26726 2008-02-20 Richard Guenther <rguenther@suse.de>
26728 * tree.h (fold_real_zero_addition_p): Declare.
26729 * fold-const.c (fold_real_zero_addition_p): Export.
26730 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26731 floating-point operations with zero and one.
26733 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26735 * doc/install.texi: Correct references to CFLAGS, replacing them
26736 with BOOT_CFLAGS. Document flags used during bootstrap for
26739 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26741 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26742 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26743 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26745 (smin<mode>3): Ditto from similar patterns.
26746 (smax<mode>3): Ditto.
26747 (*ieee_smin<mode>3): Ditto.
26748 (*ieee_smax<mode>3): Ditto.
26749 * config/i386/sse.md (sse): New mode attribute.
26750 (mov<mode>): Macroize expander from movv4sf and movv2df using
26751 SSEMODEF2P mode iterator.
26752 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26753 SSE_VEC_FLOAT_MODE_P as insn constraint.
26754 (storent<mode>): Ditto.
26755 (storent<mode>): Macroize expander from storentsf and storentdf using
26756 MODEF mode iterator.
26757 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26758 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26759 (abs<mode>2): Ditto from similar patterns.
26760 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26761 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26762 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26763 (<sse>_vmsqrt<mode>2): Ditto.
26764 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26765 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26766 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26767 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26768 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26769 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26770 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26772 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26773 iterator and SSE_FLOAT_MODE_P as insn constraint.
26774 (<sse>_ucomi): Ditto from similar patterns.
26775 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26776 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26777 SSE_VEC_FLOAT_MODE_P as insn constraint.
26778 (vcond<mode>): Ditto from similar patterns.
26779 (and<mode>3, *and<mode>3): Ditto.
26780 (<sse>_nand<mode>3): Ditto.
26781 (ior<mode>3, *ior<mode>3): Ditto.
26782 (xor<mode>3, *xor<mode>3): Ditto.
26783 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26784 iterator and SSE_FLOAT_MODE_P as insn constraint.
26785 (*nand<mode>3): Ditto from similar patterns.
26786 (*ior<mode>3): Ditto.
26787 (*xor<mode>3): Ditto.
26789 2008-02-20 Ira Rosen <irar@il.ibm.com>
26791 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26792 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26793 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26795 2008-02-19 Jan Hubicka <jh@suse.cz>
26797 * predict.c (tree_bb_level_predictions): Remove variable next
26798 mistakely introduced by previous commit.
26800 2008-02-19 Jan Hubicka <jh@suse.cz>
26802 * predict.c (predict_paths_leading_to): Rewrite.
26803 (predict_paths_for_bb): New.
26804 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26806 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26809 * Makefile.in (build_file_translate): New.
26810 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26811 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26812 * configure.ac (build_file_translate): Substitute it.
26813 * configure: Regenerate.
26815 2008-02-19 Jan Hubicka <jh@suse.cz>
26817 PR rtl-optimization/34408
26818 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26821 2008-02-19 Jan Hubicka <jh@suse.cz>
26823 PR middle-end/28779
26824 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26827 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26830 * config/i386/i386-modes.def: Revert the last DI alignment
26831 change until Ada people can look into it.
26833 2008-02-19 Nick Clifton <nickc@redhat.com>
26835 * opts.c (print_specific_help): Fix typo in --help text.
26837 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26840 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26841 32-bit inline asm without asm alternatives for host GCC < 3.0.
26843 2008-02-19 Richard Guenther <rguenther@suse.de>
26845 PR tree-optimization/34989
26846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26847 Allow propagation to INDIRECT_REF if we can simplify only.
26849 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26851 * c-common.c (warn_for_collisions_1): Use appropriate option when
26854 2008-02-19 Nick Clifton <nickc@redhat.com>
26857 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26858 (handle_options): Fix indentation.
26859 (print_filtered_help): If no language-specific options were
26860 displayed tell the user how to list all the options supported by
26861 the language's front-end.
26862 (print_specific_help): Fix indentation and remove duplicate line.
26863 (common_handle_option): Handle the -v option.
26864 For --help enable the display of undocumented options if the -v
26865 switch has been included on the command line.
26866 For --help= check for overlaps in the arguments between the option
26867 classes and the language names and issue a warning when they
26868 cannot be disambiguated.
26869 * c.opt (v): Pass on to the common option handler.
26871 2008-02-19 Revital Eres <eres@il.ibm.com>
26873 * modulo-sched.c (sms_schedule): Change dump message when
26874 create_ddg function fails.
26875 (try_scheduling_node_in_cycle): Rename row to cycle.
26876 (print_partial_schedule): Rename CYCLE to ROW.
26878 2008-02-19 Christian Bruel <christian.bruel@st.com>
26879 Zdenek Dvorak <ook@ucw.cz>
26881 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26883 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26886 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26887 (*x86_movdicc_0_m1_se): Ditto.
26889 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26891 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26892 (CMPtype): Define as __gcc_CMPtype.
26893 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26894 (CMPtype): Define as __gcc_CMPtype.
26896 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26898 Support valgrind 3.3 for --enable-checking=valgrind.
26899 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26901 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26902 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26903 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26904 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26905 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26906 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26907 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26909 * ggc-zone.c: Similar.
26910 * ggc-page.c: Similar.
26912 2008-02-19 Paul Brook <paul@codesourcery.com>
26915 * config/arm/ieee754-df.S: Fix do_it typo.
26916 * config/arm/ieee754-sf.S: Fix do_it typo.
26918 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26921 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26922 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26923 (OPTION_MASK_ISA_SSE_SET): Likewise.
26924 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26925 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26926 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26927 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26928 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26929 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26930 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26931 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26932 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26933 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26934 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26935 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26936 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26937 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26938 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26939 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26940 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26941 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26942 (OPTION_MASK_ISA_SSE4): Removed.
26943 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26944 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26945 (override_options): Don't turn on implied SSE/MMX bits in
26948 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26950 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26953 2008-02-18 Joey Ye <joey.ye@intel.com>
26955 PR middle-end/34921
26956 * tree-nested.c (insert_field_into_struct): Set type alignment
26957 to field alignment if the former is less than the latter.
26959 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26961 * BASE-VER: Set to 4.4.0.
26963 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26965 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26966 * doc/cfg.texi: Likewise.
26967 * doc/extend.texi: Likewise.
26968 * doc/gty.texi: Likewise.
26969 * doc/invoke.texi: Likewise.
26970 * doc/loop.texi: Likewise.
26971 * doc/md.texi: Likewise.
26972 * doc/passes.texi: Likewise.
26973 * doc/rtl.texi: Likewise.
26974 * doc/sourcebuild.texi: Likewise.
26975 * doc/tm.texi: Likewise.
26976 * doc/tree-ssa.texi: Likewise.
26978 2008-02-17 Richard Guenther <rguenther@suse.de>
26980 PR middle-end/35227
26981 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26982 without default definition.
26984 2008-02-17 Richard Guenther <rguenther@suse.de>
26986 PR tree-optimization/35231
26987 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26990 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26993 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26994 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26995 libgcc_cmp_return mode.
26997 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27000 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
27002 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
27004 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
27007 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27009 * doc/c-tree.texi: Use `@.' where appropriate.
27010 * doc/extend.texi: Likewise.
27011 * doc/install.texi: Likewise.
27012 * doc/invoke.texi: Likewise.
27013 * doc/loop.texi: Likewise.
27014 * doc/makefile.texi: Likewise.
27015 * doc/md.texi: Likewise.
27016 * doc/passes.texi: Likewise.
27017 * doc/standards.texi: Likewise.
27018 * doc/tm.texi: Likewise.
27020 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27022 PR middle-end/35196
27023 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
27025 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
27026 rather than in entry_bb.
27028 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27030 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27031 libgcc_cmp_return mode.
27033 2008-02-15 Jakub Jelinek <jakub@redhat.com>
27035 PR middle-end/35130
27036 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
27037 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27039 2008-02-15 Richard Guenther <rguenther@suse.de>
27040 Zdenek Dvorak <ook@ucw.cz>
27042 PR tree-optimization/35164
27043 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27044 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27045 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27046 Only propagate addresses which do not have abnormal SSA_NAMEs
27049 2008-02-15 Joseph Myers <joseph@codesourcery.com>
27052 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27054 2008-02-15 Jan Hubicka <jh@suse.cz>
27056 PR middle-end/35149
27057 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27059 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27061 PR middle-end/34621
27062 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27063 when calculating alignment_pad.
27065 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27067 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27068 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27069 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27070 and STACK_BOUNDARY define.
27072 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27074 PR preprocessor/35061
27075 * c-pragma.c (handle_pragma_pop_macro): Check that
27076 pushed_macro_table has been allocated.
27078 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27080 PR middle-end/35136
27081 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27082 (force_gimple_operand): Likewise.
27083 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27084 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27085 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27086 (find_interesting_uses_address): Check addressability and alignment
27087 of the base expression only after substituting bases of IVs into it.
27089 2008-02-14 Michael Matz <matz@suse.de>
27092 * function.c (instantiate_virtual_regs_in_insn): Reload address
27093 before falling back to reloading the whole operand.
27095 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27097 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27098 before the first section switch note.
27100 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27102 * doc/bugreport.texi: Update copyright years.
27103 * doc/c-tree.texi: Likewise.
27104 * doc/cfg.texi: Likewise.
27105 * doc/cpp.texi: Likewise.
27106 * doc/cppinternals.texi: Likewise.
27107 * doc/fragments.texi: Likewise.
27108 * doc/frontends.texi: Likewise.
27109 * doc/gcc.texi: Likewise.
27110 * doc/gty.texi: Likewise.
27111 * doc/hostconfig.texi: Likewise.
27112 * doc/implement-c.texi: Likewise.
27113 * doc/libgcc.texi: Likewise.
27114 * doc/loop.texi: Likewise.
27115 * doc/makefile.texi: Likewise.
27116 * doc/options.texi: Likewise.
27117 * doc/passes.texi: Likewise.
27118 * doc/rtl.texi: Likewise.
27119 * doc/sourcebuild.texi: Likewise.
27120 * doc/standards.texi: Likewise.
27121 * doc/tree-ssa.texi: Likewise.
27122 * doc/trouble.texi: Likewise.
27124 * doc/extend.texi: Use @: or add comma where appropriate.
27125 * doc/invoke.texi: Likewise.
27126 * doc/tm.texi: Likewise.
27128 2008-02-14 Alan Modra <amodra@bigpond.net.au>
27131 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27134 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27136 * doc/md.texi (clz, ctz): Add reference.
27137 * doc/rtl.texi (clz, ctz): Likewise.
27139 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27142 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27145 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27147 * config/s390/s390.c (struct constant_pool): New field
27148 emit_pool_after added.
27149 (s390_mainpool_start): Set the emit_pool_after flag according
27150 to the section switch notes.
27151 (s390_mainpool_finish): Consider emit_pool_after when emitting
27152 the literal pool at the end of the function.
27153 (s390_chunkify_start): Force literal pool splits at section
27156 2008-02-13 Michael Matz <matz@suse.de>
27159 * var-tracking.c (clobber_variable_part): Correctly traverse the
27162 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27165 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27166 Add -fdump-ipa-inline.
27167 * tree-dump.c (dump_files): Remove tree-inlined dump.
27168 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27170 2008-02-12 Richard Guenther <rguenther@suse.de>
27172 PR tree-optimization/35171
27173 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27176 2008-02-12 Richard Guenther <rguenther@suse.de>
27178 PR middle-end/35163
27179 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27180 value-preserving mode. Disallow final truncation.
27182 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27184 PR middle-end/35136
27185 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27186 code from here to...
27187 (force_gimple_operand): ...here.
27189 2008-02-12 Jakub Jelinek <jakub@redhat.com>
27192 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27193 non-compatible pointers.
27194 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27195 different FIELD_DECLs, try harder by comparing field offsets, sizes
27198 PR inline-asm/35160
27199 * function.c (match_asm_constraints_1): Don't replace the same input
27202 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27204 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27205 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27206 (expand_epilogue): Restore RAMPZ register.
27207 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27209 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27211 * config/i386/cygwin.asm (__alloca): Correct calling
27212 convention and alignment.
27213 (__chkstk): Force 8 byte stack alignment.
27215 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27216 Richard Guenther <rguenther@suse.de>
27218 PR tree-optimization/33992
27219 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27220 the zero we compare against.
27222 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27224 PR libfortran/35063
27225 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27226 to CloseHandle after unlocking to prevent accumulation of handle
27229 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27231 PR middle_end/34150
27232 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27233 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27234 and update LABEL_NUSES during and after reload.
27236 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27238 PR middle-end/34627
27239 * combine.c (simplify_if_then_else): Make sure the comparison is
27240 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27242 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27245 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27246 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27247 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27248 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27249 * tree.h (get_type_static_bounds): Likewise.
27251 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27253 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27254 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27255 Make -Wfoo language annotations match what the compiler outputs.
27257 2008-02-08 Sa Liu <saliu@de.ibm.com>
27259 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27260 intrinsics spu_convts, spu_convtu, spu_convtf.
27262 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27264 * doc/extend.texi (Function Attributes) <noinline>: Mention
27265 asm ("") as method to keep calls.
27267 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27270 * doc/options.texi (Options): Replace references to opts.sh with
27272 * opts-common.c: Likewise.
27273 * optc-gen.awk: Likewise.
27275 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27277 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27279 2008-02-07 Richard Henderson <rth@redhat.com>
27282 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27283 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27286 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27288 PR tree-optimization/35085
27289 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27290 for operand entry oe2 in addition to operand entry oe3 in order to
27291 expose more opportunities for vectorizer sum reduction.
27293 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27296 * Makefile.in (LIBS): Remove $(GMPLIBS).
27297 (cc1-dummy, cc1): Add $(GMPLIBS).
27299 2008-02-06 Jan Hubicka <jh@suse.cz>
27302 * i386.md (moddf_integer): Do not produce partial memory stalls for
27303 targets where it hurts.
27305 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27308 * optabs.c (expand_float): Do not check for decimal modes when
27309 expanding unsigned integer through signed conversion.
27311 2008-02-06 Nick Clifton <nickc@redhat.com>
27313 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27314 inside the clobber with a match_operand and duplicated operand
27315 number in the constraint.
27316 (ineqbranchsi): Delete redundant comment.
27318 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27320 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27321 builtin_define ("__USE_INIT_FINI__").
27322 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27324 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27326 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27328 PR documentation/30330
27329 * doc/invoke.texi (C++ Dialect Options)
27330 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27331 For each warning option -Wfoo that allows -Wno-foo, ensure both
27332 -Wfoo and -Wno-foo are listed in the option index. Fix index
27333 entry of -Wswitch-default, index -Wnormalized= including the
27334 `=', and -Wlarger-than-@var{len} including @var{len}.
27336 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27338 * config/i386/i386.md (floatunssisf2): Use
27339 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27340 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27341 Macroize expander using MODEF mode iterator.
27343 2008-02-05 Diego Novillo <dnovillo@google.com>
27345 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27348 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27350 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27353 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27355 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27358 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27359 to indicate if a message should be generated.
27360 (init_cumulative_args): Updated.
27361 (function_value_32): Likewise.
27363 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27365 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27367 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27370 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27371 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27373 2008-02-04 Diego Novillo <dnovillo@google.com>
27375 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27378 * tree-vrp.c (vrp_evaluate_conditional): With
27379 -Wtype-limits, emit a warning when comparing against a
27380 constant outside the natural range of OP0's type.
27382 2008-02-04 Richard Guenther <rguenther@suse.de>
27384 PR middle-end/33631
27385 * expr.c (count_type_elements): Give for unions instead of
27388 2008-02-04 Richard Guenther <rguenther@suse.de>
27390 PR middle-end/35043
27391 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27392 to TYPE_DOMAINs base type instead of using bitsizetype here.
27394 2008-02-03 Jason Merrill <jason@redhat.com>
27396 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27398 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27401 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27402 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27403 (RS/6000 and PowerPC Options): Fix typos and markup.
27404 * doc/passes.texi (Tree-SSA passes): Likewise.
27406 2008-02-02 Michael Matz <matz@suse.de>
27409 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27410 from record_last_reg_set_info.
27411 (record_last_reg_set_info): Take an RTX argument, iterate over all
27412 constituent hardregs.
27413 (record_last_set_info, record_opr_changes): Change calls to
27414 new signature or to record_last_reg_set_info_regno.
27416 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27418 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27420 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27422 PR rtl-optimization/34773
27423 * reg-notes.def (EQUAL): Mention significance of combination of
27424 REG_EQUAL and REG_RETVAL.
27425 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27426 insn that has a REG_RETVAL.
27428 2008-02-01 Roger Sayle <roger@eyesopen.com>
27431 * configure.ac (--enable-fixed-point): Disable unless explicitly
27433 * configure: Regenerate.
27435 2008-02-01 Richard Guenther <rguenther@suse.de>
27438 * invoke.texi (-finline-limit): Remove no longer true parts
27439 of the documentation. Note that there is no default value.
27441 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27442 Mark Mitchell <mark@codesourcery.com>
27443 Ben Elliston <bje@au.ibm.com>
27446 * doc/extend.texi (Other Builtins): Document.
27448 2008-01-31 Tom Browder <tom.browder@gmail.com>
27450 * doc/c-tree.texi (Types): Fix grammar.
27451 (Expression trees): Ditto.
27452 * doc/passes.texi (Tree-SSA passes): Ditto.
27454 * doc/configterms.texi (Configure Terms): Fix typo.
27455 * doc/cpp.texi (Common Predefined Macros): Ditto.
27456 * doc/md.texi (Machine Constraints): Ditto.
27458 * doc/makefile.texi (Makefile): Add comma.
27460 2008-01-31 Tom Browder <tom.browder@gmail.com>
27461 Gerald Pfeifer <gerald@pfeifer.com>
27463 * doc/sourcebuild.texi (Front End): Remove references to CVS
27464 and CVSROOT/modules.
27465 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27466 (Back End): Remove reference to CVS.
27468 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27471 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27473 (mips16_gp_pseudo_reg): ...here.
27474 * config/mips/mips.md (load_const_gp): Replace with...
27475 (load_const_gp_<mode>): ...this :P-based insn.
27477 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27479 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27480 options. Minor fixes.
27481 (-std): Move reference to standards closer to where language
27482 standards are first mentioned.
27484 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27486 PR rtl-optimization/34995
27487 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27488 parameter and return a bool. If the rtx parameter is nonnull,
27489 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27490 (find_reloads): Update call accordingly. Pass the new operand
27491 if it needed no address reloads, otherwise pass null.
27493 2008-01-30 Richard Henderson <rth@redhat.com>
27496 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27497 for unbounded arrays.
27499 2008-01-30 Silvius Rus <rus@google.com>
27501 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27503 2008-01-30 Jan Hubicka <jh@suse.cz>
27506 * i386.c (init_cumulative_args): Use real function declaration when
27509 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27511 PR rtl-optimization/34998
27512 * global.c (build_insn_chain): Treat non-subreg_lowpart
27513 SUBREGs of pseudos as clobbering all the words covered by the
27514 SUBREG, not just all the bytes.
27515 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27516 original df_ref rather than an extract parameter.
27517 (global_conflicts): Update call accordingly.
27519 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27521 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27522 the overflow check to make it easier to read.
27523 (__fixtfdi): Change the type of the ll member in union
27524 long_double to UDItype_x.
27526 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27528 PR middle-end/34969
27529 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27530 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27531 * tree-inline.c (fold_marked_statements): Call
27532 cgraph_update_edges_for_call_stmt if folding a call statement.
27533 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27534 debug_generic_stmt calls, reset it back afterwards.
27537 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27539 * c-typeck.c (build_external_ref): Don't pedwarn about
27540 static vars in current function's scope.
27542 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27544 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27546 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27549 * ipa-struct-reorg.c: Fix spelling.
27550 * params.def: Ditto.
27552 2008-01-29 Richard Guenther <rguenther@suse.de>
27554 PR middle-end/35006
27555 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27557 * tree-inline.c (remap_type): Increment remapping_type_depth
27558 around remapping types.
27559 (copy_body_r): Only add referenced variables if they are referenced
27560 from code, not types.
27562 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27573 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27574 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27576 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27579 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27580 pointer for tiny stack.
27582 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27584 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27586 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27588 * config/vx-common.h: Fix typo in comment.
27590 2008-01-28 Ian Lance Taylor <iant@google.com>
27594 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27595 coalesce pointers if they have different DECL_NO_TBAA_P values.
27596 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27597 between variables with different DECL_NO_TBAA_P values.
27599 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27602 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27603 are not legitimate small data references on SPE targets.
27605 2008-01-28 David Daney <ddaney@avtrex.com>
27607 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27609 2008-01-28 David Daney <ddaney@avtrex.com>
27611 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27613 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27615 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27616 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27617 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27618 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27619 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27620 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27621 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27622 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27624 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27626 * basic-block.h (condjump_equiv_p): Fix comment.
27628 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27630 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27631 print_generic_stmt_indented): Fix comment.
27633 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27635 * configure.ac (__stack_chk_fail): Add detecion for availability
27636 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27637 * configure: Regenerate.
27639 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27641 PR middle-end/34688
27642 * final.c (output_addr_const): Handle TRUNCATE.
27644 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27647 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27648 (zero_cost, infinite_cost): New constants.
27649 (struct cost_pair): Change type of cost to comp_cost.
27650 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27651 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27653 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27654 split_address_cost, ptr_difference_cost, difference_cost,
27655 get_computation_cost_at, get_computation_cost,
27656 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27657 determine_use_iv_cost_condition, determine_use_iv_costs,
27658 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27659 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27660 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27661 Change type of cost to comp_cost.
27662 (determine_iv_cost): Increase cost of non-original ivs, instead
27663 of decreasing the cost of original ones.
27664 (get_address_cost): Indicate the complexity of the addressing mode
27666 (try_add_cand_for): Prefer using ivs not specific to some object.
27667 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27669 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27670 Janis Johnson <janis187@us.ibm.com>
27673 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27674 (TARGET_INSTANTIATE_DECLS): Likewise.
27675 * target.h (expand_to_rtl_hook): New target hook.
27676 (instantiate_decls): Likewise.
27677 * function.c (instantiate_decl): Make non-static. Rename to...
27678 (instantiate_decl_rtl): ... this.
27679 (instantiate_expr): Use instantiate_decl_rtl.
27680 (instantiate_decls_1): Likewise.
27681 (instantiate_decls): Likewise.
27682 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27683 * function.h (instantiate_decl_rtl): Add prototype.
27684 * cfgexpand.c (target.h): New include.
27685 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27686 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27687 (TARGET_INSTANTIATE_DECLS): Likewise.
27688 (TARGET_INITIALIZER): New target hooks added.
27689 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27691 * config/rs6000/rs6000.c (tree-flow.h): New include.
27692 (machine_function): Add sdmode_stack_slot field.
27693 (rs6000_alloc_sdmode_stack_slot): New function.
27694 (rs6000_instantiate_decls): Likewise.
27695 (rs6000_secondary_memory_needed_rtx): Likewise.
27696 (rs6000_check_sdmode): Likewise.
27697 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27698 (TARGET_INSTANTIATE_DECLS): Likewise.
27699 (rs6000_hard_regno_mode_ok): Allow SDmode.
27700 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27701 (rs6000_emit_move): Handle SDmode.
27702 (function_arg_advance): Likewise.
27703 (function_arg): Likewise.
27704 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27705 SDmode var args for 32-bit compiles.
27706 (rs6000_secondary_reload_class): Handle SDmode.
27707 (rs6000_output_function_epilogue): Likewise.
27708 (rs6000_function_value): Simplify if statement.
27709 (rs6000_libcall_value): Likewise.
27710 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27711 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27712 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27713 (movsd_hardfloat): New define_insn.
27714 (movsd_softfloat): Likewise.
27715 (movsd_store): Likewise.
27716 (movsd_load): Likewise.
27717 (extendsddd2): Likewise.
27718 (extendsdtd2): Likewise.
27719 (truncddsd2): Likewise.
27720 (movdd_hardfloat64): Fixup comment.
27721 (UNSPEC_MOVSD_LOAD): New constant.
27722 (UNSPEC_MOVSD_STORE): Likewise.
27724 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27727 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27729 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27730 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27731 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27732 and TRUTH_XOR_EXPR.
27734 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27737 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27738 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27739 __LONGDOUBLE128 too.
27740 * config/rs6000/aix61.h: New file.
27742 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27744 PR rtl-optimization/34959
27745 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27746 popcount and parity rtxes the same mode as their operand.
27747 Truncate or extend the result to the return value's mode
27750 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27753 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27754 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27755 to GOT_VERSION_REGNUM.
27756 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27757 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27758 * config/mips/mips.c (mips_emit_call_insn): New function.
27759 (mips_call_tls_get_addr): Call mips_expand_call directly.
27760 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27762 (mips16_build_call_stub): Likewise. Return the call insn or null.
27763 (mips_expand_call): Update the call to mips16_build_call_stub
27764 accordingly and a remove redundant condition. Assert that MIPS16
27765 stubs do not use lazy binding. Use mips_emit_call_insn and return
27767 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27769 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27770 (mips_avoid_hazard): Remove hazard_set handling.
27771 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27772 (UNSPEC_RESTORE_GP): ...this.
27773 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27774 (FAKE_CALL_REGNO): Rename to...
27775 (GOT_VERSION_REGNUM): ...this.
27776 (type): Add "ghost" value. Add an associated insn reservation.
27777 (hazard_set): Remove.
27778 (exception_receiver): Rename to...
27779 (restore_gp): ...this and update the unspec identifier accordingly.
27780 (exception_receiver, nonlocal_got_receiver): New expanders.
27781 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27782 FAKE_CALL_REGNO. Remove hazard_set attribute.
27783 (set_got_version, update_got_version): New patterns.
27785 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27788 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27790 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27793 * doc/install.texi2html: Generate gcc-vers.texi.
27795 2008-01-25 DJ Delorie <dj@redhat.com>
27797 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27799 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27801 * config/c4x: Remove directory.
27802 * config.gcc (crx-*, mt-*): Mark obsolete.
27803 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27804 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27805 sh-*-rtemscoff*): Remove cases.
27806 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27807 * real.c (encode_c4x_single, decode_c4x_single,
27808 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27809 c4x_extended_format): Remove.
27810 * real.h (c4x_single_format, c4x_extended_format): Remove.
27811 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27813 (Pragmas): Remove comment about c4x pragmas.
27814 * doc/install.texi (c4x): Remove target-specific instructions.
27815 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27816 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27817 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27818 refer to C4x source files as examples.
27819 (C4X_FLOAT_FORMAT): Remove documentation.
27821 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27823 * config/bfin/bfin.c (override_options): Reorder tests so that
27824 flag_pic gets enabled for -msep-data.
27826 2008-01-25 Richard Guenther <rguenther@suse.de>
27828 PR middle-end/32244
27829 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27830 to its bitfield precision if required.
27832 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27834 PR middle-end/33880
27835 * tree-nested.c (walk_omp_for): New function.
27836 (convert_nonlocal_reference, convert_local_reference): Call
27837 walk_omp_for on OMP_FOR.
27838 (convert_call_expr): Call walk_body on OMP_FOR's
27839 OMP_FOR_PRE_INIT_BODY.
27841 2008-01-25 Richard Guenther <rguenther@suse.de>
27843 PR tree-optimization/34966
27844 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27845 default defs and PHI_NODEs we have to insert after the
27846 defining statement.
27848 2008-01-24 Nick Clifton <nickc@redhat.com>
27850 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27851 Provide a default definition.
27852 (LIBGCC2_UNITS_PER_WORD): Likewise.
27854 * config/stormy16/stormy16.c: Include df.h for the prototype
27855 for df_regs_ever_live_p.
27856 (xstormy16_expand_builtin_va_start): Convert the stack offset
27857 into a component_ref and then use POINTER_PLUS_EXPR to add it
27858 to the incoming_virtual_args_rtx.
27859 (xstormy16_gimplify_va_arg_expr): Rename to
27860 xstormy16_gimplify_va_arg_expr.
27861 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27862 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27863 xstormy16_gimplify_va_arg_expr.
27864 Fix up some formatting issues.
27866 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27867 Move to predicates.md.
27868 (xs_hi_general_operand): Likewise.
27869 (xs_hi_nonmemory_operand): Likewise.
27870 * config/stormy16/predicates.md:
27871 (xstormy16_carry_plus_operand): New predicate.
27872 (xs_hi_general_operand): New predicate.
27873 (xs_hi_nonmemory_operand): New predicate.
27874 * config/stormy16/stormy16-protos.h:
27875 (xstormy16_carry_plus_operand): Delete prototype.
27876 (xs_hi_general_operand): Likewise.
27877 (xs_hi_nonmemory_operand): Likewise.
27879 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27880 modifiers as they are no longer needed and they can trigger
27881 reload spill failures.
27883 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27884 with a match_operand in order to help reload.
27886 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27887 constraint with 'e' for the 8th alternative as this version of
27888 the mov.w instruction only accepts the lower 8 registers.
27890 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27893 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27894 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27897 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27899 PR middle-end/33333
27900 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27902 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27904 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27906 (remove_structure): Update allocations list before removing structure.
27908 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27910 * ipa-struct-reorg.c (is_safe_cond_expr,
27911 create_new_stmts_for_cond_expr): Use integer_zerop function,
27912 that recognize not only zero-pointer, but zero-integer too.
27914 2008-01-25 Ben Elliston <bje@au.ibm.com>
27917 * fixproto: Escape "." in sed expression that strips leading "./".
27919 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27922 * gcc.c (SWITCH_OK): Removed.
27923 (SWITCH_LIVE): Changed to bit.
27924 (SWITCH_FALSE): Likewise.
27925 (SWITCH_IGNORE): Likewise.
27926 (switchstr): Change live_cond to unsigned int.
27927 (process_command): Replace SWITCH_OK with 0.
27928 (do_self_spec): Likewise.
27929 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27930 (give_switch): Likewise.
27931 (used_arg): Likewise.
27932 (do_spec_1): Set the SWITCH_IGNORE bit.
27933 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27934 bits. Set the SWITCH_LIVE bit.
27936 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27938 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27940 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27942 PR tree-optimization/34472
27943 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27944 parameter to a "bool *" and set *DATA to false if there is
27945 an unsafe access. Do not delete the structure here.
27946 (check_cond_exprs): Delete it here instead.
27947 (check_cond_exprs, exclude_cold_structs): Do not increase
27948 I when removing a structure.
27950 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27953 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27954 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27956 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27958 PR middle-end/34934
27959 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27960 a fixed vector for stack.
27962 2008-01-24 Ben Elliston <bje@au.ibm.com>
27965 * doc/gcc.texi (Software development): Add a direntry for g++.
27967 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27969 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27970 stale and straggling -fforce-addr comments above.
27972 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27974 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27975 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27977 2008-01-23 Michael Matz <matz@suse.de>
27980 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27983 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27985 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27986 malloc result type.
27988 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27990 * config/avr/avr.c (avr_current_arch): New variable.
27991 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27992 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27993 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27994 (avr_override_options): Init 'avr_current_arch'.
27995 (base_arch_s): Move from here...
27996 * config/avr/avr.h (base_arch_s): ... here. Add new members
27997 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27998 'mega' to 'have_jmp_call'.
27999 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
28000 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
28002 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
28004 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28005 MULTILIB_MATCHES): Ditto.
28007 2008-01-23 Richard Guenther <rguenther@suse.de>
28009 PR middle-end/31529
28010 * cgraphunit.c (cgraph_reset_node): Always mark the node
28011 not reachable if it is not queued already.
28013 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
28015 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
28016 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
28017 (cputype_selected): New static variable.
28018 (bfin_handle_option): Set it if -mcpu is used.
28019 (override_option): Select default set of workarounds if no cpu type
28020 selected on the command line.
28021 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
28023 From Michael Frysinger <michael.frysinger@analog.com>
28024 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
28025 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
28027 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
28028 for bf547, bf523, bf524, and bf526.
28029 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
28031 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
28032 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
28033 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
28034 __ADSPBF547__ and __ADSPBF54x__ for bf547.
28035 * doc/invoke.texi (Blackfin Options): Document that
28036 -mcpu now accept bf547, bf523, bf524, and bf526.
28038 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28040 PR rtl-optimization/34628
28041 * combine.c (try_combine): Stop and undo after the first combination
28042 if an autoincrement side-effect on the first insn has effectively
28045 2008-01-22 David Edelsohn <edelsohn@gnu.org>
28048 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28049 Offset addresses are not valid for Altivec or paired float modes.
28051 2008-01-22 Jakub Jelinek <jakub@redhat.com>
28054 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28055 if DECL_INITIAL (decl) is error_mark_node.
28058 * c-common.c (handle_vector_size_attribute): Only allow
28059 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28060 the same way as pointer, array etc. types.
28061 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28064 * tree.c (build_type_attribute_qual_variant): Call
28065 build_qualified_type if attributes are equal, but quals are not.
28067 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28070 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28071 * flags.h (warn_strict_aliasing): Remove.
28072 (warn_strict_overflow): Remove.
28073 * opts.c (warn_strict_aliasing): Remove.
28074 (warn_strict_overflow): Remove.
28075 * c-opts.c (c_common_handle_option): -Wall only sets
28076 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28077 (c_common_post_options): Give default values to -Wstrict-aliasing
28078 and -Wstrict-overflow if they are uninitialized.
28079 * common.opt (Wstrict-aliasing): Specify Var and Init.
28080 (Wstrict-overflow): Likewise.
28082 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28084 PR rtl-optimization/26854
28085 PR rtl-optimization/34400
28086 PR rtl-optimization/34884
28087 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28089 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28090 (df_rd_bb_info.expanded_lr_out): Deleted
28091 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28092 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28093 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28094 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28095 Removed code to allocate, initialize or free expanded_lr_out.
28096 (df_rd_bb_local_compute_process_def): Restructured to make more
28098 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28099 sets if the sets are being trimmed.
28101 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28104 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28105 (as_vers): Likewise.
28106 * configure: Regenerated.
28108 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28110 PR middle-end/33092
28111 * tree-pass.h (pass_build_alias): New pass.
28112 * tree-ssa-alias.c (gate_build_alias): New.
28113 (pass_build_alias): New.
28114 * passes.c (init_optimization_passes): Add pass_build_alias after
28115 pass_create_structure_vars.
28117 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28119 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28120 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28121 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28122 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28123 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28124 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28125 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28126 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28127 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28128 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28129 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28130 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28131 * config/s390/s390.md (FP_ALL): New mode iterator.
28132 (_d): New mode attribute.
28133 ("*signbit<mode>2>"): Changed mode of first operand.
28134 ("isinf<mode>2"): Changed mode of first operand.
28135 ("*TDC_insn"): Adaptation for DFP modes.
28137 2008-01-22 Ben Elliston <bje@au.ibm.com>
28139 * tree.c (check_qualified_type): Improve function description.
28141 2008-01-21 Jason Merrill <jason@redhat.com>
28144 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28145 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28148 2008-01-21 DJ Delorie <dj@redhat.com>
28150 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28153 2008-01-21 Richard Guenther <rguenther@suse.de>
28155 PR middle-end/34856
28156 * tree-cfg.c (verify_expr): Allow all invariant expressions
28157 instead of just constant class ones as reference argument.
28158 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28159 like any other constant.
28160 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28162 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28164 * regmove.c (fixup_match_1): Update call crossed frequencies.
28166 2008-01-21 Richard Guenther <rguenther@suse.de>
28169 * tree-inline.c (setup_one_parameter): Deal with mismatched
28170 types using a VIEW_CONVERT_EXPR.
28172 2008-01-21 Alon Dayan <alond@il.ibm.com>
28173 Olga Golovanevsky <olga@il.ibm.com>
28175 PR tree-optimization/34701
28176 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28177 when the structure size is not a power of 2.
28179 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28181 * doc/install.texi: Add doc for --enable-checking=df.
28183 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28185 PR rtl-optimization/34808
28186 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28188 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28190 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28193 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28195 PR rtl-optimization/26854
28196 PR rtl-optimization/34400
28197 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28199 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28200 (df_rd_bb_info.expanded_lr_out): New.
28201 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28202 * loop_iv.c (iv_analysis_loop_init): Ditto.
28203 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28204 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28205 Added code to allocate, initialize or free expanded_lr_out.
28206 (df_rd_bb_local_compute_process_def): Restructured to make
28207 more understandable.
28208 (df_rd_confluence_n): Add code to do nothing with fake edges and
28209 code to no apply invalidate_by_call sets if the sets are being trimmed.
28210 (df_lr_local_finalize): Renamed to df_lr_finalize.
28211 (df_live_local_finalize): Renamed to df_live_finalize.
28213 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28216 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28217 deciding whether to use reciprocal instructions.
28219 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28221 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28222 dwarf2out_note_section_used if cold_text_section is NULL.
28224 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28226 PR gcov-profile/34610
28227 * tree-cfg.c (make_edges): Mark both outgoing edges from
28228 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28229 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28230 from OMP_FOR and OMP_CONTINUE outgoing edges.
28232 * tree-profile.c (tree_profiling): Return early if
28233 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28235 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28236 from cfun to child_cfun.
28237 * function.h (struct function): Add after_tree_profile bit.
28239 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28241 * config/avr/avr.S (_exit): Disable interrupt.
28243 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28244 Steven Bosscher <stevenb.gcc@gmail.com>
28246 PR rtl-optimization/26854
28247 PR rtl-optimization/34400
28248 * df-problems.c (df_live_scratch): New scratch bitmap.
28249 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28250 (df_live_reset): Clear the proper bitmaps.
28251 (df_live_bb_local_compute): Only process the artificial defs once
28252 since the order is not important.
28253 (df_live_init): Init the df_live sets only with the variables
28254 found live by df_lr.
28255 (df_live_transfer_function): Use the df_lr sets to prune the
28256 df_live sets as they are being computed.
28257 (df_live_free): Free df_live_scratch.
28259 2008-01-18 Ian Lance Taylor <iant@google.com>
28261 * common.opt: Add fmerge-debug-strings.
28262 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28263 flag_merge_debug_strings rather than flag_merge_constants.
28264 * doc/invoke.texi (Option Summary): Mention
28265 -fmerge-debug-strings.
28266 (Debugging Options): Document -fmerge-debug-strings.
28268 2008-01-18 Ian Lance Taylor <iant@google.com>
28271 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28272 (struct tree_function_decl): Add new field operator_new_flag.
28273 * tree-inline.c (expand_call_inline): When inlining a call to
28274 operator new, force the return value to go into a variable, and
28275 set DECL_NO_TBAA_P on that variable.
28276 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28278 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28281 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28282 DWARF2_DEBUGGING_INFO.
28283 (dwarf2out_note_section_used): Ditto. Add prototype.
28284 (have_multiple_function_sections, text_section_used,
28285 cold_text_section_used, *cold_text_sections): Move declarations
28288 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28290 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28291 field and add signal_ra.
28292 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28293 assignments to frame state pc. Move end of stack check after
28294 MD_FALLBACK_FRAME_STATE_FOR.
28295 (uw_update_context_1): Use frame state signal_regs if set, instead
28296 of checking signal_frame flag.
28297 (uw_update_context): Use frame state signal_ra if set.
28298 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28299 * config/xtensa/linux-unwind.h: New file.
28301 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28303 * modulo-sched.c (get_sched_window): Fix comment typo.
28305 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28307 PR tree-optimization/34648
28308 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28310 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28312 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28313 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28315 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28317 PR rtl-optimization/34400
28318 * df-core.c (df_worklist_dataflow_overeager,
28319 df_worklist_dataflow_doublequeue): New functions.
28320 (df_worklist_dataflow): Two different worklist solvers.
28321 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28324 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28327 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28328 and ftree-parallelize-loops.
28330 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28332 PR rtl-optimization/34826
28333 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28335 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28337 * global.c (find_reg): Mark the eh regs as used if necessary.
28338 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28339 * ra.h (struct allocno): no_eh_reg field added. Changed
28340 no_stack_reg type to bitfield.
28342 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28344 * tree.c (substitute_in_expr): Add missing 'break'.
28346 2008-01-17 Richard Guenther <rguenther@suse.de>
28348 PR tree-optimization/34825
28349 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28350 x / x as division to handle.
28352 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28354 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28355 "-pthread" is specified.
28356 * pa-hpux11.h (LIB_SPEC): Likewise.
28358 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28359 Peter Bergner <bergner@vnet.ibm.com>
28361 PR rtl-optimization/33796
28362 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28364 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28366 PR libgfortran/34699
28367 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28369 * pa-hpux10.h (LINK_SPEC): Likewise.
28370 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28372 2008-01-16 Richard Guenther <rguenther@suse.de>
28374 PR middle-end/32628
28375 * fold-const.c (fold_convert_const_int_from_int): Do not
28376 set overflow if that occured only because of a sign extension
28377 change when converting from/to a sizetype with the same
28378 precision and signedness.
28380 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28383 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28384 location address to the correct place. Update copyright year.
28386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28388 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28389 no dependences in the dependence_relations vector.
28391 2008-01-16 Jan Hubicka <jh@suse.cz>
28393 PR rtl-optimization/31396
28394 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28395 * cfg.c (dump_reg_info): Print it.
28396 * regs.h (struct reg_info_t): add freq_calls_crossed.
28397 (REG_FREQ_CALLS_CROSSED): New macro.
28398 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28399 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28400 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28401 regmove_optimize): Update call crossed frequencies.
28402 * local-alloc.c (struct qty): Add freq_calls_crossed.
28403 (alloc_qty): Copute freq_calls_crossed.
28404 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28405 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28406 * ra.h (struct allocno): Add freq_calls_crossed.
28408 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28410 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28411 libgomp when compiling with ftree-parallelize-loops.
28412 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28414 2008-01-16 Richard Guenther <rguenther@suse.de>
28416 PR tree-optimization/34769
28417 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28418 * tree.c (int_cst_value): Instead make this function more
28419 permissive in what it accepts as valid input. Document this
28420 function always sign-extends the value.
28422 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28423 Richard Guenther <rguenther@suse.de>
28426 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28427 (gimple_fold_indirect_ref_rhs): ... this.
28428 (gimple_fold_indirect_ref): New function with foldings
28429 that preserve lvalueness.
28430 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28431 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28432 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28433 to fold an INDIRECT_REF, fall back to the old use of
28434 fold_indirect_ref_1.
28436 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28438 * tree-data-ref.c (subscript_dependence_tester_1): Call
28439 free_conflict_function.
28440 (compute_self_dependence): Same.
28442 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28445 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28446 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28448 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28449 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28450 for DWARF2_UNWIND_INFO targets.
28452 2008-01-16 Richard Guenther <rguenther@suse.de>
28455 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28456 type qualifiers for function types.
28458 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28460 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28461 loop_iterator li from previous commit.
28463 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28465 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28467 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28469 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28470 (parallelize_loops): Don't parallelize irreducible components.
28472 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28475 * c-opts (c_common_post_options): Do not enable CPP
28476 flag_pedantic_errors by default.
28478 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28480 PR rtl-optimization/31944
28481 * cse.c (remove_pseudo_from_table): New function.
28482 (merge_equiv_classes): Use above function to remove pseudo-registers.
28483 (invalidate): Likewise.
28485 2008-01-13 Richard Guenther <rguenther@suse.de>
28487 PR middle-end/34601
28488 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28489 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28491 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28493 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28494 validate_change to unshare the source of the PC set.
28496 2008-01-12 Jan Hubicka <jh@suse.cz>
28498 PR middle-end/32135
28499 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28500 references above array bounds. This might trigger bounds checks for
28501 pointers to arrays.
28503 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28505 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28506 new_replaceable_dependencies.
28508 2008-01-12 Doug Kwan <dougkwan@google.com>
28510 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28511 instead of OPT_Wreturn_type in warning due to ignored return type
28513 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28514 options included in -Wextra.
28515 * c.opt: New option -Wignored_qualifiers.
28516 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28517 -Wignore_qualifiers.
28518 (-Wignored-qualifiers): Document.
28519 (-Wreturn-type): Remove description of functionality now handled
28520 by -Wignored-qualifiers.
28522 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28525 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28526 NOP_EXPR if it is between integral types with the same precision.
28528 2008-01-12 Jan Hubicka <jh@suse.cz>
28531 * invoke.texi (max-inline-recursive-depth): Fix default value.
28533 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28535 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28538 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28540 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28542 2008-01-11 James E. Wilson <wilson@specifix.com>
28545 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28547 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28549 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28550 save/restore frame pointer register and don't use 'call-prologues'
28551 optimization in function with "OS_task" attribute.
28553 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28555 PR middle-end/31309
28556 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28557 when copying to memory.
28559 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28561 PR rtl-optimization/30905
28562 * cfgcleanup.c: Include dce.h
28563 (crossjumps_occured): New global variable.
28564 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28565 If something changed, set crossjumps_occured to true.
28566 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28567 Don't add/remove fake edges to exit here...
28568 (cleanup_cfg): ...but do it here, when crossjumping.
28569 Run a fast DCE when successful crossjumps occured in the latest
28570 iteration of try_optimize_cfg.
28572 2008-01-11 Richard Guenther <rguenther@suse.de>
28574 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28575 (struct vn_unary_op_s): Likewise.
28576 (vn_reference_insert): Free old reference on hash collision.
28578 2008-01-10 Raksit Ashok <raksit@google.com>
28580 PR rtl-optimization/27971
28581 * combine.c (find_split_point): Split PLUS expressions which are
28582 inside a MEM rtx, and whose first operand is complex.
28584 2008-01-10 DJ Delorie <dj@redhat.com>
28586 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28587 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28588 (m32c_hard_regno_ok): Call the underlying function.
28590 2008-01-10 Richard Guenther <rguenther@suse.de>
28592 PR middle-end/34683
28593 * tree-cfg.c (tree_merge_blocks): Do not go through the
28594 full-blown folding and stmt updating path if we just deal
28595 with virtual operands.
28596 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28597 test for abnormal SSA_NAMEs.
28599 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28601 PR middle-end/34641
28602 * reload.c (push_reload): Add assertions. All constants from
28603 reg_equiv_constant should have been used for replacing the respective
28605 (find_reloads_address): Invoke find_reloads_address_part for
28606 constant taken from the reg_equiv_constant array.
28608 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28610 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28611 field (valnum) the first in the struct. Replace bools with
28614 2008-01-10 Richard Guenther <rguenther@suse.de>
28616 PR tree-optimization/34651
28617 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28618 types and ordering for masking and converting.
28620 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28622 PR tree-optimization/34017
28623 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28624 also for PHI_NODE expressions.
28626 2008-01-09 Jan Hubicka <jh@suse.cz>
28628 PR tree-optimization/34708
28629 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28630 based on number of case labels.
28631 (init_inline_once): Remove switch_cost.
28632 * tree-inline.h (eni_weights_d): Remove switch_cost.
28634 2008-01-09 Richard Guenther <rguenther@suse.de>
28635 Andrew Pinski <andrew_pinski@playstation.sony.com>
28637 PR middle-end/30132
28638 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28639 temporary if an rvalue is ok or an lvalue is not required.
28641 2008-01-09 Richard Guenther <rguenther@suse.de>
28643 PR middle-end/34458
28644 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28645 adjust return type.
28647 2008-01-09 Richard Guenther <rguenther@suse.de>
28649 PR middle-end/34679
28650 * tree.c (host_integerp): Check for sizetype only if the
28651 type is an integer type.
28653 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28656 * opts.c (decode_options): Disable inlining of functions called
28657 once if not in unit-at-a-time mode.
28659 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28661 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28663 2008-01-08 Richard Guenther <rguenther@suse.de>
28665 PR middle-end/31863
28666 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28667 out early if the result will be unused.
28669 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28674 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28675 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28678 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28680 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28681 for vectorization tuned.
28683 2008-01-08 Richard Guenther <rguenther@suse.de>
28685 PR tree-optimization/34683
28686 * tree-ssa-operands.c (operand_build_cmp): Export.
28687 * tree-ssa-operands.h (operand_build_cmp): Declare.
28688 * tree-vn.c (vuses_compare): Remove.
28689 (sort_vuses): Use operand_build_cmp.
28690 (sort_vuses_heap): Likewise.
28691 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28692 to re-use old VEC if available. Do not sort already sorted VUSEs.
28693 (vdefs_to_vec): Do not sort already sorted VDEFs.
28695 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28697 PR middle-end/34694
28698 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28700 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28703 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28704 limitations of reciprocal sequences on x86 targets.
28706 2008-01-08 Richard Guenther <rguenther@suse.de>
28708 PR tree-optimization/34683
28709 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28711 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28714 * config/darwin.c (darwin_mergeable_string_section): Don't use
28715 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28717 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28720 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28721 negxf2. Macroize expander using X87MODEF mode iterator. Change
28722 predicates of op0 and op1 to register_operand.
28723 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28724 expander using X87MODEF mode iterator. Change predicates of
28725 op0 and op1 to register_operand.
28726 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28727 corresponding patterns and macroize using MODEF macro. Change
28728 predicates of op0 and op1 to register_operand and remove
28729 "m" constraint. Disparage "r" alternative with "!".
28730 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28731 macroize using X87MODEF macro. Change predicates of op0 and op1
28732 to register_operand and remove "m" constraint. Disparage "r"
28733 alternative with "!".
28734 (absneg splitter with memory operands): Remove.
28735 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28736 patterns and macroize using X87MODEF mode iterator.
28737 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28738 Change predicate of op1 to register_operand.
28739 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28740 for memory operands.
28742 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28744 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28746 2008-01-07 Richard Guenther <rguenther@suse.de>
28748 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28751 2008-01-07 Richard Guenther <rguenther@suse.de>
28753 PR tree-optimization/34683
28754 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28755 VOPs of the needed size to save memory. Use VEC_quick_push
28756 to save compile-time.
28757 (vdefs_to_vec): Likewise.
28759 2008-01-07 Sa Liu <saliu@de.ibm.com>
28761 * config/spu/spu.md (divdf3): Genetate inline code for double
28762 division. The implementation doesn't handle INF or NAN, therefore it
28763 only applies when -ffinite-math-only is given.
28765 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28768 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28769 * doc/cpp.texi ([Common Predefined Macros]): Document.
28771 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28773 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28774 order to use commutative addition instead of subtraction.
28776 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28777 Mircea Namolaru <namolaru@il.ibm.com>
28778 Vladimir Yanovsky <yanov@il.ibm.com>
28779 Revital Eres <eres@il.ibm.com>
28781 PR tree-optimization/34263
28782 * tree-outof-ssa.c (process_single_block_loop_latch,
28783 contains_tree_r): New functions.
28784 (analyze_edges_for_bb): Call process_single_block_loop_latch
28785 function to empty single-basic-block latch block if possible.
28787 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28789 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28791 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28793 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28795 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28797 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28799 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28801 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28803 PR tree-optimization/34618
28804 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28807 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28810 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28811 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28812 Update copyright year.
28814 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28815 Update copyright year.
28816 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28819 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28821 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28822 edge does not point to current bb before changing need_assert.
28824 2008-01-04 Richard Guenther <rguenther@suse.de>
28826 PR middle-end/34029
28827 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28828 for verifying purposes if they are is_gimple_min_invariant.
28830 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28832 PR tree-optimization/34448
28833 PR tree-optimization/34465
28834 * gimplify.c (gimplify_init_constructor): Add new parameter
28835 notify_temp_creation. Use it.
28836 (gimplify_modify_expr_rhs): Take volatiles into account when
28837 optimizing constructors.
28838 Do not optimize constructors if gimplify_init_constructor will dump to
28840 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28841 * gcc.c-torture/compile/pr34448.c: New.
28843 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28845 PR gcov-profile/34609
28846 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28847 return_slot if result is TREE_ADDRESSABLE.
28849 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28851 * config/mips/mips.md (sqrt_condition): Tweak comment.
28852 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28854 2008-01-03 Tom Tromey <tromey@redhat.com>
28857 * c-common.c (c_type_hash): Handle VLAs.
28859 2008-01-03 Jan Hubicka <jh@suse.cz>
28861 PR tree-optimization/31081
28862 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28863 0 when inlining and not inlining to first basic block.
28864 (remap_decl): When var is initialized to 0, don't set default_def.
28865 (expand_call_inline): Set entry_bb.
28866 * tree-inline.h (copy_body_data): Add entry_bb.
28868 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28871 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28874 PR tree-optimization/29484
28875 * tree-inline.c (inline_forbidden_p_2): New function.
28876 (inline_forbidden_p): Disallow inlining if some static var
28877 has an address of a local LABEL_DECL in its initializer.
28878 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28881 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28883 PR tree-optimization/34635
28884 * tree-data-ref.c (add_other_self_distances): Make sure that the
28885 evolution step is constant.
28887 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28889 PR middle-end/34608
28890 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28892 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28894 * tree-sra.c (scalarize_init): Insert the generate_element_init
28895 statements after the generate_element_zero statements.
28897 2008-01-02 Richard Guenther <rguenther@suse.de>
28899 PR middle-end/34093
28900 PR middle-end/31976
28901 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28902 for very large number of operands instead of ICEing.
28904 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28907 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28908 while stack probing.
28910 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28912 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28915 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28917 PR libmudflap/26442
28918 * tree-mudflap.c (mx_register_decls): Guard warning by
28919 !DECL_ARTIFICIAL check.
28921 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28923 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28924 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28925 sse5_perm<mode>): Fix constraints.